Research

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Publications

2018

Optimization of core retrieval using a Thermo-Poro-Elastic (T-P-E) approach
Ashena, R., Thonhauser, G., Vortisch, W., Rasouli, V. & Azizmohammadi, S. Aug 2018
PEER REVIEWED ARTICLE

Bio Enhanced Energy Recovery Technology for clean and efficient Energy Production
Mukhamedzianova, A., Langbauer, C., Eisner, P. & Hofstätter, H. 12 Jun 2018
POSTER

Sophisticated Performance Evaluation of Sucker Rod Pumping Systems
Langbauer, C., Eisner, P., Fazeli Tehrani, F., Fruhwirth, R. & Hofstätter, H. 12 Jun 2018
POSTER

Finite Elemente Simulation zur Auslegung der alternativen Anwendung von Seilen als Tiefpumpengestänge
Fazeli Tehrani, F. & Langbauer, C. 16 May 2018
CONFERENCE CONTRIBUTION

CFD Simulation einer neuartigen hydraulischen Untertagepumpe zur Förderung von Erdöl
Langbauer, C., Vita, P., Jax, G. & Hofstätter, H. 15 May 2018
CONFERENCE CONTRIBUTION

CFD Simulation der Flüssigkeitsreibung von Öl-Wassergemischen bei Gestängetiefpumpen
Langbauer, C. & Vita, P. 15 May 2018
CONFERENCE CONTRIBUTION

CFD Simulation einer neuartigen hydraulischen Untertagepumpe zur Förderung von Erdöl
Langbauer, C., Vita, P., Jax, G. & Hofstätter, H. 15 May 2018
CONFERENCE CONTRIBUTION

CFD Simulation der Flüssigkeitsreibung von Öl-Wassergemischen bei Gestängetiefpumpen
Langbauer, C. & Vita, P. 15 May 2018
CONFERENCE CONTRIBUTION

Numerical Study of a new Hydraulic Subsurface Pump
Langbauer, C., Vita, P. & Jax, G. 24 Apr 2018
CONFERENCE CONTRIBUTION

Sucker Rod Pump Fluid Friction Evaluation
Langbauer, C. & Vita, P. 24 Apr 2018
CONFERENCE CONTRIBUTION

Sucker Rod String Design Optimization using an Innovative Finite Elements Simulation Approach
Langbauer, C., Hofstätter, H. & Antretter, T. 24 Apr 2018
CONFERENCE CONTRIBUTION

Numerical Study of a new Hydraulic Subsurface Pump
Langbauer, C., Vita, P. & Jax, G. 24 Apr 2018
CONFERENCE CONTRIBUTION

Sucker Rod Pump Fluid Friction Evaluation
Langbauer, C. & Vita, P. 24 Apr 2018
CONFERENCE CONTRIBUTION

Sucker Rod Pump Testing Facility
Langbauer, C., Kaserer, G. & Winkler, T. 20 Apr 2018
CONFERENCE CONTRIBUTION

Hydraulic Subsurface Pump Numerical Study
Jax, G., Langbauer, C. & Vita, P. 19 Apr 2018
CONFERENCE CONTRIBUTION

Analysis and Siulation of a High-Performance Wire Rope as Continuous Sucker Rod String
Fazeli Tehrani, F., Langbauer, C. & Hofstätter, H. 19 Apr 2018
POSTER

Sucker Rod String Design Optimization using an Innovative Finite Elements Simulation Approach
Langbauer, C., Hofstätter, H. & Antretter, T. 19 Apr 2018
CONFERENCE CONTRIBUTION

Analysis and Simulation of a High-Performance Wire Rope as Continuous Sucker Rod String
Fazeli Tehrani, F., Langbauer, C. & Hofstätter, H. 19 Apr 2018
CONFERENCE CONTRIBUTION

Feasibility Study of a Subsurface located Geothermal Well
Langbauer, C. & Schwarzenegger, C. 19 Apr 2018
CONFERENCE CONTRIBUTION

Hydraulic Subsurface Pump Numerical Study
Jax, G., Langbauer, C. & Vita, P. 19 Apr 2018
CONFERENCE CONTRIBUTION

Hydraulic Concentric Tubular Pumping System for lifting Oil in EOR Completions
Langbauer, C., Vita, P., Jax, G. & Hofstätter, H. 28 Mar 2018
PAPER

Frequency Drive System Operation of Sucker Rod Pumping Systems
Langbauer, C. & Winkler, T. 26 Mar 2018
PEER REVIEWED PAPER

Industrial Application of a Linear Drive System in a Pump Testing Facility
Langbauer, C. & Kaserer, G. 26 Mar 2018
PEER REVIEWED PAPER

Tensorial Fracture-Matrix Ensemble Relative Permeabilities in Naturally Fractured Reservoirs: Evidence from Discrete Fracture and Matrix Simulations
Sedaghat, M., Matthäi, S. & Azizmohammadi, S. 05 Feb 2018
PEER REVIEWED POSTER

Optimum Well Design and Risk Mitigation for Efficient Use of Geothermal Energy in South East Europe Case Study
Juricic, T. 2018
MASTER'S THESIS

Investigation of interfacial tension of crude oils by spinning drop technique
Movsumova, U. 2018
MASTER'S THESIS

Graphite under compression: shift of layer breathing and shear modes frequencies with interlayer spacing
Sun, Y., Holec, D., Xu, Y. & Dunstan, D. 2018
PEER REVIEWED ARTICLE

Investigation of Velocity and Sensor Position Dependencies of Signals in Pipeline Inspection Tools using MFL Technique
El Menshawy, A. 2018
MASTER'S THESIS

Life-cycle cost analysis of wire rope string applications in artificial lift systems
Türmer, C. 2018
MASTER'S THESIS

Phase Behaviour of Alkali Solutions
Toumi, O. 2018
MASTER'S THESIS

Friction and Wear Analysis between Sucker Rod Guides and Tubing
Permanschlager, T. 2018
MASTER'S THESIS

A Recovery Curve Based Method for Calculation of the Matrix-Fracture Mass Transfer in Naturally Fractured Petroleum Reservoirs
Steiner, C. 2018
DOCTORAL THESIS

Comparison of Sucker Rod String Design Methods, Types and Applications
Tomuz, A. 2018
MASTER'S THESIS

Drag Reducing Agents
Bouchhima, A. 2018
MASTER'S THESIS

2017

Finite Element Based Optimization and Improvement of the Sucker Rod Pumping System
Langbauer, C. & Antretter, T. 16 Nov 2017
PEER REVIEWED PAPER

Hydraulic Subsurface Pump kinetic CFD Simulation
Jax, G., Langbauer, C. & Vita, P. 06 Nov 2017
POSTER

Sucker Rod Pump Fluid Friction Evaluation
Langbauer, C. & Vita, P. 06 Nov 2017
POSTER

Numerical Investigation of Fracture-Rock Matrix Ensemble Saturation Functions and their Dependence on Wettability
Sedaghat, M., Azizmohammadi, S. & Matthäi, S. Nov 2017
PEER REVIEWED ARTICLE

Is the permeability of naturally fractured rocks scale dependent?
Azizmohammadi, S. & Matthäi, S. 23 Sep 2017
PEER REVIEWED ARTICLE

Ensemble relative permeability in naturally fractured rocks: the role of wettability
Sedaghat, M., Azizmohammadi, S. & Matthäi, S. 14 Sep 2017
PEER REVIEWED PRESENTATION

A Thermoporoelastic (T-P-E) Model Developed for Core Tripping Failure Analysis
Ashena, R., Thonhauser, G., Ott, H., Rasouli, V., Azizmohammadi, S. & Prohaska-Marchried, M. 27 Aug 2017
PEER REVIEWED PRESENTATION

Development of a Sand Prediction Model for a Gas Field Located in South Tunisia
Abdellatif, M. 2017
MASTER'S THESIS

Evaluation of Linear Drives as an alternative Method for driving the Sucker-Rod String
Hinterholzer-Reisegger, P. 2017
MASTER'S THESIS

Alternative Valve Design for SRP Pumps
Hopf, M. 2017
MASTER'S THESIS

Coring Operation Process Analysis for a Geothermal Project in the South German Molasse Basin
Rainer, L. 2017
MASTER'S THESIS

Early Recognition of Liquid Loading in Gas Wells Using Neural Networks
Ouarda, M. 2017
MASTER'S THESIS

Design of a Testing Cell for Cement Sheath Integrity
Anton, D. 2017
MASTER'S THESIS

Realistic Approach to Improve Pump Start up Procedures
Ounis, M. 2017
MASTER'S THESIS

Early Stuck Pipe Detection based on Real-Time Data Analysis
Msahli, A. 2017
MASTER'S THESIS

Sophisticated ESP Sensor Data Analysis and Failure Classification
Nirtl, M. 2017
MASTER'S THESIS

Lost Circulation Cure - An Evaluation Matrix to the Best Method and Tool
Czyrnik, U. 2017
MASTER'S THESIS

GOHFER® software evaluation
Mukhamedzianova, A. 2017
MASTER'S THESIS

Redesigning a Drilling Test Facility for a Drill String Prototype
Taufenegger, J. 2017
MASTER'S THESIS

Energy Efficiency Evaluation of a Sucker Rod Pumping System
Volker, L. 2017
MASTER'S THESIS

Bond Strength Testing of Wellbore Material Composits
Pochman, R. 2017
MASTER'S THESIS

Modular testing facility for downhole sensor evaluation
Koulidis, A. 2017
MASTER'S THESIS

Drilling with Casing - Performance Analysis and Technical Optimization
Binder, C. 2017
MASTER'S THESIS

Evaluation of Mature Gas Fields in the Detfurth Formation in Northern Germany for the Possibility of Deploying Wellhead Compression to Extend Economical Natural Gas Production
Thurmaier, A. 2017
MASTER'S THESIS

Gas Lift Design Optimization
Trichili, S. 2017
MASTER'S THESIS

Analytical solution for stuck pipe problems based on worldwide company practices
Draskovic, I. 2017
MASTER'S THESIS

Analysis of the Impact of Wellbore Quality
Gamperl, F. 2017
MASTER'S THESIS

Process and Procedure for Gas Well Deliquification
Kulagina, A. 2017
MASTER'S THESIS

Experimental Design to Investigate the Casing Smearing Effect
Hirschl, D. 2017
MASTER'S THESIS

Frequency-Elastic Operations of Sucker Rod Pumps
Knauhs, P. 2017
MASTER'S THESIS

Non-Productive Time Reduction Using Heuristic Wellbore Hydraulics Modelling
Todorov, D. 2017
MASTER'S THESIS

Study and Performance Evaluation of Wellbore Perforating Systems
Sirghii, V. 2017
MASTER'S THESIS

Lost Circulation in Horizontal Wellbore in Fractured Reservoir
Prinz, S. 2017
MASTER'S THESIS

Mathematical Approach of MSE in Thermo-poro-elastic Conditions Improves Decision Making to Use Bore Hole Enlargement (BHE)
Roohi, A. 2017
DOCTORAL THESIS

Optimization of Core Tripping Using a Thermoporoelastic Approach
Ashena, R. 2017
DOCTORAL THESIS

Oil components in Smart water processes
Kocyigit, S. 2017
MASTER'S THESIS

Optimizing Spacing and Fracture Dimensions for Horizontal Wells in a Tight Carbonate Formation with the Help of Numerical Simulation
Popa, A. 2017
MASTER'S THESIS

Original Economic Evaluation Technique For Quantification of Risk-Associated Multiple Parameter Uncertainty, with Probabilistic Application: Case Study of Delaware Basin Horizontal Stacked Shale Play Potential
El-Aayi, Y. 2017
MASTER'S THESIS

Simulation of Field Roll-Out of Polymer Injection and Pattern Optimization
Bayerl, M. 2017
MASTER'S THESIS

Alkali-based Displacement Processes in Microfluidic Experiments: Application to the Matzen Oil Field
Borji, M. 2017
MASTER'S THESIS

Fall-off Test Pressure Derivatives to Weight Geological Model Centroids for Simulation of Polymer Injection
Hofmeister, M. 2017
MASTER'S THESIS

Reservoir Characterisation using Tracers: Analytical versus Numerical Methods
Yahyaoui, G. 2017
MASTER'S THESIS

Numerical Modelling of Hydraulically Stimulated Wells of Tight Gas Plays in Pakistan
Gönczi, D. 2017
MASTER'S THESIS

CO2 Foam Flooding with Integrated EOR and Storage
Csanadi, D. 2017
MASTER'S THESIS

Effect of micro-porosity on CO2-brine displacement stability
Radanyi, E. 2017
MASTER'S THESIS

Polymer Injection into Horizontal Wells, Effects on Injectivity and Sweep Efficiency
Ofori, S. 2017
MASTER'S THESIS

Numerical modelling and automated history matching in SCAL for improved data quality
Jenei, B. 2017
MASTER'S THESIS

2016

Application of Computer Programming to Estimate Volumetric Change of an Active Drilling Fluid System Cause by Elastic Deformation of an Open Borehole Section Wall
Elmgerbi, A., Thonhauser, G., Prohaska-Marchried, M., Roohi, A. & Nascimento, A. 01 Dec 2016
PEER REVIEWED PAPER

Die Integrität von Tiefbohrungen
Prohaska-Marchried, M. Dec 2016
ARTICLE

Simulation-based Determination of Relative Permeability in Laminated Rocks
Sedaghat, M., Gerke, K., Azizmohammadi, S. & Matthäi, S. 29 Nov 2016
PEER REVIEWED ARTICLE

Multiscale Description of Shale Pore Systems by Scanning SAXS and WAXS Microscopy
Leu, L., Georgiadis, A., Blunt, M., Busch, A., Bertier, P., Schweinar, K., Liebi, M., Menzel, A. & Ott, H. 02 Nov 2016
PEER REVIEWED ARTICLE

How Fracture Capillary Pressure Affects Ensemble Relative Permeability of Naturally Fractured Reservoirs
Sedaghat, M., Azizmohammadi, S. & Matthäi, S. 29 Aug 2016
PEER REVIEWED POSTER

Micro-CT study of the Impact of Low Salinity Waterflooding on the pore-scale fluid distribution during flow
Bartels, W., Rücker, M., Berg, S., Mahani, H., Georgiadis, A., Brussee, N., Coorn, A., van der Linde, H., Fadili, A., Hinz, C., Jacob, A., Wagner, C., Henkel, S., Enzmann, F., Bonnin, A., Ott, H., Blunt, M. & Hassanizadeh, S. 21 Aug 2016
PEER REVIEWED PAPER

Modelling of Imbibition Relative Permeability by Direct Quasi-Static Approach
Berg, S., Rücker, M., Ott, H., Georgiadis, A., van der Linde, H., Enzmann, F., Kersten, M., Armstrong, R., de With, S., Becker, J. & Wiegmann, A. 21 Aug 2016
PEER REVIEWED PAPER

The Challenge of Deriving Saturation Functions for Laminated Heterogeneous Rocks
Sedaghat, M., Gerke, K., Matthäi, S. & Azizmohammadi, S. 31 Jul 2016
PEER REVIEWED POSTER

DRILLING OPTIMAZATION WITH PAYZONE DRILLING SIMULATOR AND ECONOMIC ANALYSIS OF COST REDUCTION
Bailey, P. 11 Jul 2016
PEER REVIEWED POSTER

A Mathematical Approach Using Thermoporoelastic Model for Reamer While Drilling Efficiency Analysis and Closeness
Roohi, A., Nascimento, A., Elmgerbi, A., Prohaska-Marchried, M. & Thonhauser, G. Jul 2016
PEER REVIEWED ARTICLE

Kinetic Geochemical Modelling of Brine-Water Chemistry as Consequences of Hydrogen Injection
Hassannayebi, N. & Azizmohammadi, S. 26 Jun 2016
PEER REVIEWED POSTER

New Insights from Imaging Pore Scale Displacements
Berg, S., Armstrong, R., Georgiadis, A., Ott, H., Ruecker, M., Enzmann, F. & Kersten, M. 09 May 2016
PEER REVIEWED PAPER

Why quasi-static approaches cannot be used to model imbibition relative permeability
Berg, S., Armstrong, R., Georgiadis, A., Ott, H., Ruecker, M., Leu, L., Enzmann, F., Kersten, M., de With, S., Becker, J. & Wiegmann, A. 09 May 2016
PEER REVIEWED PAPER

SPE 180018 . Subsea Blowout Source Control Technologies Utilized at the Macondo Accident and Developments in the Post-Macondo Era
Kutas, D., Bailey, P. & Prohaska-Marchried, M. 20 Apr 2016
PEER REVIEWED PAPER

Numerical-Simulation-Based Determination of Relative Permeability in Laminated Rocks
Sedaghat, M., Gerke, K., Azizmohammadi, S. & Matthäi, S. 20 Apr 2016
PEER REVIEWED PRESENTATION

Enhanced Wireline Core Size Retrieval By Casing Drilling Coring
Ashena, R., Prohaska-Marchried, M., Koller, C., Vortisch, W. & Thonhauser, G. Apr 2016
PAPER

Innovative Concepts For Wireline Continuous Coring Systems
Ashena, R., Thonhauser, G., Vortisch, W., Prohaska-Marchried, M. & Koller, C. Apr 2016
PAPER

An Investigation of Stuck Pipe Occurrences in Iran
Roohi, A., Thonhauser, G., Makvandi, M., Shahbazi, K., Ashena, R., Zamani, A. & Elmgerbi, A. Mar 2016
PEER REVIEWED ARTICLE

General Analytical Solution for Estimating the Elastic Deformation of an Open Borehole Wall
Elmgerbi, A., Thonhauser, G., Prohaska-Marchried, M., Roohi, A. & Nascimento, A. 11 Feb 2016
PEER REVIEWED PAPER

Connected pathway relative permeability from pore-scale imaging of imbibition
Berg, S., Ruecker, M., Ott, H., Georgiadis, A., van der Linde, H., Enzmann, F., Kersten, M., Armstrong, R., de With, S., Becker, J. & Wiegmann, A. 11 Feb 2016
PEER REVIEWED ARTICLE

Tiefe geothermische Energiegewinnung – Innovative Wege zur Optimierung
Fruhwirth, R. & Hofstätter, H. 2016
PEER REVIEWED CONFERENCE ARTICLE

Avoidance of permeability reduction of sand control installations caused by fines and sand invasion from poorly consolidated sandstone formations
Trummer, S. 2016
MASTER'S THESIS

Factory Drilling: A Lean Manufacturing Approach to Drilling Operations
Duffy, W. 2016
MASTER'S THESIS

Analysis of Slim Hole Design to evaluate potential costs savings in Argentinian fields
Alvarez Leonetti, G. 2016
MASTER'S THESIS

Real-time kick detection by ultrasonic sensing
Kutas, D. 2016
MASTER'S THESIS

Application of “casing and liner while drilling" technology for OMV Pakistan
Mahmood, H. 2016
MASTER'S THESIS

Improving well delivery process in exploration and applying drillig and geological principles
Rautenbacher, L. 2016
MASTER'S THESIS

Verification and comparison of the methods which use log data to estimate rock properties and influence of rock properties on drilling dynamics and BHA design
Skrjanc, Z. 2016
MASTER'S THESIS

Design and Experiment Concept of a Cutting Transport Simulation Apparatus for Solid Shape Investigation
Heinerman, S. 2016
MASTER'S THESIS

Analysis of real-time ESP data for detecting producer-injector interaction
Zlodnjak, K. 2016
MASTER'S THESIS

Experimental Study on Effectiveness of Lost Circulation Materials to Mitigate Fluid Losses
Khafaga, M. 2016
MASTER'S THESIS

Analysis and Simulation of a High-Performance Wire and Fibre Rope as Continuous Sucker Rod String
Fazeli Tehrani, F. 2016
MASTER'S THESIS

Hollow Sucker Rod Criteria and Applications
Groiß, A. 2016
MASTER'S THESIS

Development and Evaluation of Criteria for the Comparison and Optimization of Bottom Hole Assemblies
Aelfers, F. 2016
MASTER'S THESIS

Well Level Production Loss Management in a Digital Oilfield Environment
Chetan, D. 2016
MASTER'S THESIS

The Lightweight Drilling System Concept
Ivanovic, M. 2016
MASTER'S THESIS

Life cycle cost analysis of artificial lift systems in OMV mature assets in Austria
Kunodi, H. 2016
MASTER'S THESIS

Performance Measurement and Efficiency Improvement for Onshore Drilling Rigs Operated by OMV
Al-Salat, A. 2016
MASTER'S THESIS

Comparison of Separation Factor Estimations based on Scenario Analysis
Kühnast, R. 2016
MASTER'S THESIS

An Investigation on the Effects and Influences of a High Temperature/Pressure Environment on Well Integrity using an Experimental Approach
Rautenbacher, L. 2016
MASTER'S THESIS

Characterization of the criteria and conditions in sweet and sour borehole environments for the materials selection and design of sand retention devices
Bekhrad, P. 2016
MASTER'S THESIS

Well design case study - Kurdistan
Sauermoser, M. 2016
MASTER'S THESIS

Evaluation of Thermodynamic Software Packages for Geothermal Energy Recovery
Li, Y. 2016
MASTER'S THESIS

Dropped Object Prevention for OMV Austria Workover Operations
Leopold, F. 2016
MASTER'S THESIS

Modelling of Critical Gas Velocities based on the Entrained Droplet Model for Gas Wells and the Effect of Heat Loss on Gas Production
Schwaiger, G. 2016
MASTER'S THESIS

Analysis of flow behavior in mud return lines of open system drilling rigs
Brezina, B. 2016
MASTER'S THESIS

Evaluation and Comparison of Natural Gas and Supercritical CO2 Correlation Models for Thermodynamic Applications
Matev, N. 2016
MASTER'S THESIS

Application of Dual Lateral Technology on an Existing Well in Sawan Gas Field of Pakistan
Ahmed, M. 2016
MASTER'S THESIS

Thin Film Fluid Flow Simulation on Rotating Discs
Vita, P. 2016
DOCTORAL THESIS

Performance Screening of Conventional Hydrocarbon Reservoirs for Recovery Factor Maximization
Török, K. 2016
MASTER'S THESIS

Two-Phase Flow Investigations of Gas-Kick Scenarios, Application of Computational Fluid Dynamics to Kick Analysis in Wellbores
Gruber, C. 2016
DOCTORAL THESIS

Sawan Gas Wells De-Liquification
Salman, K. 2016
MASTER'S THESIS

Operations optimization for natural resource projects
Mitschanek, M. 2016
DOCTORAL THESIS

Feasibility Study and Economic Evaluation of a Subsurface Located Deep Geothermal Probe – Drilling into Crystalline Basement
Schwarzenegger, C. 2016
MASTER'S THESIS

Investigation of parameters determining the accuracy of gas-initially-in-place calculation from well test interpretation
Lemmerer, G. 2016
MASTER'S THESIS

The process of building a Mechanical Earth Model using well data
Knöll, L. 2016
MASTER'S THESIS

Feasibility Study of a Well Scale Laboratory at Erzberg, Austria
Ramsauer, M. 2016
MASTER'S THESIS

Long-Term Well Cement Integrity for wells in CO2 environments
Steinacher, F. 2016
MASTER'S THESIS

Solutions for Sucker Rod Pump Systems in Sandy Conditions
Obersriebnig, J. 2016
MASTER'S THESIS

Mathematical Approach of MSE in Thermo-Poro-Elastic Conditions Improves Decision Making to Use RWD
Roohi, A., Elmgerbi, A., Nascimento, A., Prohaska-Marchried, M. & Thonhauser, G. 2016
PAPER

Production improvement of hydraulically fractured wells in tight gas plays in Pakistan
Groinig, P. 2016
MASTER'S THESIS

Mature Field Redevelopment: A Case Study of El-Badr Oil Field
Fakhfakh, H. 2016
MASTER'S THESIS

Non-isothermal flow in porous media and reactive transport
Yapparova, A. 2016
DOCTORAL THESIS

Analyzing well-known reservoir models and sensitivity of different parameters to estimate deliverability from vertical, horizontal and fracked gas wells
Ahmad, H. 2016
MASTER'S THESIS

Development of Integrated Production Model of WIDE Northern Oil Fields
Kronberger, P. 2016
MASTER'S THESIS

Alkaline & Polymer Experimental Study for the 8TH & 16TH Reservoirs of the Matzen Field
Van Laer, C. 2016
MASTER'S THESIS

Gas Condensate Banking - Application of Pressure Transient Analysis to Determine Production Impairment and Compositional Effects.
Perdomo Echenique, E. 2016
MASTER'S THESIS

2015

A Study of the Applicability of Bourgoyne & Young ROP Model and Fitting Reliability through Regression
Elmgerbi, A., Thonhauser, G., Prohaska-Marchried, M., Roohi, A., Kutas, D., Nascimento, A. & Hugo Mathias, M. 09 Dec 2015
PAPER

Lecture entitled 'Tripping-Induced Core Damage Mitigation'
Ashena, R. Dec 2015
PRESENTATION

Does Injected H2 Induce Interactions among Brine and Minerals in Reservoir? An Equilibrium Geochemical Modelling Approach
Hassannayebi, N. & Azizmohammadi, S. 13 Oct 2015
PEER REVIEWED POSTER

Mathematical Modeling Applied to Drilling Engineering: An Application of Bourgoyne and Young ROP Model to a Presalt Case Study
Elmgerbi, A., Thonhauser, G., Kutas, D., Nascimento, A. & Hugo Mathias, M. 20 Aug 2015
ARTICLE

Modelling the Geochemical Impact of Hydrogen Interaction with Minerals and Aqueous Species Using GEM-Selektor Geochemical Modelling Package
Hassannayebi, N. & Azizmohammadi, S. 19 Aug 2015
PEER REVIEWED PRESENTATION

Dependence of the Equivalent Permeability of a Fractured Rock Mass on Sampling Scale, Fluid Pressure and Stress
Azizmohammadi, S. & Matthäi, S. 01 Jul 2015
PEER REVIEWED PRESENTATION

Geochemical Modelling of Hydrogen Interaction with Minerals and Aqueous Species
Azizmohammadi, S. & Hassannayebi, N. 21 May 2015
PEER REVIEWED PRESENTATION

Modelling of Wellbore Heat Transfer for Optimising Oil & Gas Production
Fruhwirth, R. & Hofstätter, H. 2015
CONFERENCE CONTRIBUTION

Modelling of Wellbore Heat Transfer for Gas Production
Fruhwirth, R., Hofstätter, H. & Schwaiger, G. 2015
CONFERENCE CONTRIBUTION

Enhanced Rig Classification System: Impact and Limitations of Torque and Drag, Buckling, and Hydraulics on the Drilling Envelope
Ripperger, G. 2015
MASTER'S THESIS

Case Study: Stuck Pipe Analysis for Deviated Wells
Holoda, G. 2015
MASTER'S THESIS

Formation Breakdown Pressure Prediction Models and Their Applicability in Various Rock Types and Wellbores
Kiss, A. 2015
MASTER'S THESIS

Concept and Framework to Asses the Energy Losses Along the Drillstring
Lackner, D. 2015
MASTER'S THESIS

Drilling rig design for a unique oil field application – field redevelopment in Ruehlermoor “peat mining field”
Stolte, S. 2015
MASTER'S THESIS

High permeable cements for improved oil and gas recovery.
Wölfel, S. 2015
DOCTORAL THESIS

Analysis of Human – Machine Interface for Drilling Rig Personnel to enable Remote Drilling Operations Support
Weichselbaum, S. 2015
MASTER'S THESIS

Cleaning of Oil Contaminated Sands with K2CO3 supported by the Application of Ultrasound
Gasser, A. 2015
MASTER'S THESIS

The ideal rig
Fleischhacker, M. 2015
MASTER'S THESIS

Application of Ultrasonic Waves in Advanced Oil and Gas Production
Kunanz, H. 2015
DOCTORAL THESIS

Design Optimization of Sucker Rod Downhole Pumps Regarding Components and Material Selection
Awetisjan, V. 2015
MASTER'S THESIS

Applicability of Ultra-Deep Vienna Basin Drilling Experience for Future Exploration Requirements
Strasser, E. 2015
MASTER'S THESIS

A Holistic Approach to Drilling Personnel Training with Emphasis on Syllabus Development
Hillbrand, G. 2015
MASTER'S THESIS

The Use of Ultrasound Techniques to Reduce the Number of Bacteria in Oilfield Produced Water
Alhamalawi, N. 2015
MASTER'S THESIS

Incremental plunger force evaluation for predicting sucker rod buckling
Eisner, P. 2015
MASTER'S THESIS

Evaluation and Optimization of Contractor Relevant Drilling KPIs
Holzer, D. 2015
MASTER'S THESIS

Well Delivery Capactiy based Rig Classification System
Liebenberger, M. 2015
MASTER'S THESIS

Technical risk evaluation of workover operations for oil and gas wells
Kometer, B. 2015
MASTER'S THESIS

SRABS - An economic evaluation of the technological innovations found through an Anti-Buckling-System
Wiedorn, J. 2015
MASTER'S THESIS

Evaluation of wellbore cement integrity for groundwater protection
Thonhofer, C. 2015
MASTER'S THESIS

Development of an Energy Consumption Model Based on Standard Drilling Parameters
Müller, G. 2015
MASTER'S THESIS

Mathematical modelling of wax deposition in pipeline systems
Egger, D. 2015
MASTER'S THESIS

The Effects of Micro Tortuosity on Trajectory Accuracy and Torque and Drag
Daborer, T. 2015
MASTER'S THESIS

Sucker Rod Anti - Buckling System Analysis
Langbauer, C. 2015
DOCTORAL THESIS

Stimulation Methods in Naturally Fractured Carbonates
Nöbauer, P. 2015
MASTER'S THESIS

ESPs in OMV Austria E&P - Performance Analysis and Benchmarking
Reinweber, F. 2015
MASTER'S THESIS

Production Improvement by "Radial Drilling" - Selection Criteria and Application for OMV Austria E&P
Mühl, J. 2015
MASTER'S THESIS

Technical Feasibility and Economic Benefit of using AICDs in Horizontal Well Completions of a North Sea Field
Mnejja, M. 2015
MASTER'S THESIS

Numerical Investigation of Micro-structural Transport Parameters and Corrosion Modelling of Metallic Supported Solid Oxide Fuel Cells
Reiss, G. 2015
DOCTORAL THESIS

Dynamic Drill-rate Test Approach Appplied to a Pre-salt Case Study
Roohi, A., Nascimento, A., Elmgerbi, A., Prohaska-Marchried, M., Thonhauser, G. & Hugo Mathias, M. 2015
PAPER

Application of Artificial Neural Networks in Geoscience and Petroleum Industry
Ashena, R. & Thonhauser, G. 2015
PEER REVIEWED CHAPTER

Water coning in permeable faults
Galijasevic, J. 2015
MASTER'S THESIS

Comparison of a Finite-Difference and a Finite-Element Centered Finite-Volume Reservoir Simulator
Hadziavdic, I. 2015
MASTER'S THESIS

Effect of Fracture Pattern's Geometry on Fluid Flow Behavior in Terms of Areal Sweep Efficiency
Wu, T. 2015
MASTER'S THESIS

Effects of Mechanical Degradation on the Molecular Weight Distribution of High Molecular Weight Polymers
Schütter, R. 2015
MASTER'S THESIS

Benchmark study of CO2 Storage in the Johansen Formation
Kurgyis, K. 2015
MASTER'S THESIS

Shape Factor Estimation and WAG Simulation in Naturally Fractured Reservoirs
Aublinger, C. 2015
MASTER'S THESIS

Consequences of degradation forces on molecular weight distribution of high- weight hydrolyzed polyacrylamide (HPAM) solutions
Sledz, C. 2015
MASTER'S THESIS

Application of the Recovery Curve Method to Petroleum Reservoir Material Balance Calculation
Gharsalla, M. 2015
DOCTORAL THESIS

Determination of the Critical Rate and Water Coning Height in Naturally Fractured Reservoirs
Sindi, W. 2015
MASTER'S THESIS

Analytical and Numerical Methods for Assessing the Aquifer Support and its Application to the Sabah Field
Steiner, C. 2015
MASTER'S THESIS

2014

Assessment of Reliability of Cement Bond Evaluation with Some Interesting Field Case Studies
Ashena, R. & Thonhauser, G. Nov 2014
PAPER

The Finite-element-centered Finite-volume Discretization Method (FECFVM) for Multiphase Transport in Porous Media with Sharp Material Discontinuities
Bazr Afkan, S., Matthäi, S. & Mindel, J. Sep 2014
CONFERENCE CONTRIBUTION

Design and development of a novel fuel sensor
Zillner, C. 2014
MASTER'S THESIS

Evaluation of Hydrophobic Coated Glass Beads for Utilization in Gravel pack
Fakhari, M. 2014
MASTER'S THESIS

Designing a borehole simulator for ultrasonic treatments
Strommer, B. 2014
MASTER'S THESIS

Well Flow Modelling in a Gas Condensate Reservoir
Khosraviboushehri, M. 2014
MASTER'S THESIS

Application of Acoustic Stimulation on RAG Production and Injection Wells
Winter, P. 2014
MASTER'S THESIS

Wellbore Stability Analysis for Post- and Pre-salt Drilling in Brazil´s Campos Basin
Jaritz, T. 2014
MASTER'S THESIS

Design and Construction of a Groundwater Horizontal Flow Velocity and Direction Measurement Probe Prototype
Garaev, A. 2014
MASTER'S THESIS

Adaptive Well Construction Workflow developed from Offset Well Analysis of OMV Austria Deep Carbonate Wells
Eibl, J. 2014
MASTER'S THESIS

Recommendation of Production Optimization of the Lithothamnium Limestone
Seibold, P. 2014
MASTER'S THESIS

Transient Multiphase Flow Analysis of Fluid Level Measurements
Zamani, A. 2014
MASTER'S THESIS

Drillstring Mechanical Modeling and Real-time Monitoring
Doppringer, P. 2014
MASTER'S THESIS

Radial Drilling Application in Geothermal Energy Recovery: Job Review and Execution Procedures based on Wells Fürstenfeld 1 and 2
Jäger, D. 2014
MASTER'S THESIS

15 Years of Drilling in the Emlichheim Oilfield - Potential Improvements for Future Drilling Campaigns
Resch, M. 2014
MASTER'S THESIS

Acoustic and Statistical Methods for Sucker Rod Pump States Description
Chevelcha, E. 2014
DOCTORAL THESIS

Implementation of rigless ESP technology within “OMV”
Buha, S. 2014
MASTER'S THESIS

Knowledge Extraction from Drilling Data Using Machine Learning Techniques
Esmael, B. 2014
DOCTORAL THESIS

Assessment of an Innovative Compressor Design
Niederseer, C. 2014
MASTER'S THESIS

Brake Systems for Drilling Rigs - Safety Critical Element Determination
Wolf, A. 2014
MASTER'S THESIS

Statistical Study of Stuck Pipe in Different Iranian Oil and Gas Fields
Roohi, A., Makvandi, M., Thonhauser, G., Shahbazi, K. & Zamani, A. 2014
PEER REVIEWED PAPER

Near- Wellbore Rheology of Alkali Surfactant Polymers
Zabel, D. 2014
MASTER'S THESIS

Rock UCS & MSE Distribution around the Wellbore
Roohi, A. 2014
PEER REVIEWED POSTER

Modeling Flow Behavior in Naturally Fractured Reservoirs
Amiry, M. 2014
DOCTORAL THESIS

Distributed recognition system for drilling events detection and classification
Arnaout, A., O'Leary, P., Esmael, B. & Thonhauser, G. 2014
PEER REVIEWED ARTICLE

Fluid-Fluid Invasion Patterns and their Relevance for Geological CO2 Storage
Trojer, M. 2014
DOCTORAL THESIS

2013

Listening Sucker Rod Pumps: Stroke's Signature
Chevelcha, E. & Langbauer, C. 22 May 2013
PAPER

Recommendation of Counteractions for Prevention of Critical Events in Sub-Surface Drilling Environments
Winter, M., Riedel, F., Lee, F., Fruhwirth, R., Kronsteiner, F., Zeiner, H. & Vallant, H. 2013
PEER REVIEWED ARTICLE

Model Based Monitoring of Wellbore Hydraulics for Abnormal Event Detection
Todorov, D., Fruhwirth, R. & Thonhauser, G. 2013
PEER REVIEWED CONFERENCE ARTICLE

Formation Prediction Model based on Drill String Vibration Measurements Using Laboratory Scale Rig
Esmaeili, A., Elahifar, B., Fruhwirth, R. & Thonhauser, G. 2013
PEER REVIEWED PAPER

Effect of Formations Compressive Strength on Drill String Vibrations
Esmaeili, A., Elahifar, B., Fruhwirth, R. & Thonhauser, G. 2013
PEER REVIEWED PAPER

Experimental determination of wellbore diameter and shape (4D imaging of wellbore) by using ultrasonic caliper within different fluids for real-time drilling application
Elahifar, B., Esmaeili, A., Fruhwirth, R. & Thonhauser, G. 2013
PEER REVIEWED CONFERENCE ARTICLE

Model Based Monitoring of Wellbore Hydraulics for Abnormal Event Detection
Todorov, D., Fruhwirth, R. & Thonhauser, G. 2013
PEER REVIEWED CONFERENCE ARTICLE

Formation Prediction Model based on Drill String Vibration Measurements Using Laboratory Scale Rig
Esmaeili, A., Elahifar, B., Fruhwirth, R. & Thonhauser, G. 2013
PEER REVIEWED PAPER

Effect of Formations Compressive Strength on Drill String Vibrations
Esmaeili, A., Elahifar, B., Fruhwirth, R. & Thonhauser, G. 2013
PEER REVIEWED PAPER

Non-percolating gravity driven migration phenomena in porous media Part 1. Experimental results vs. Simulation
Trojer, M. & Oberaigner, E. 2013
CONFERENCE CONTRIBUTION

Evaluation of a Multiphase Pump as an Addition to Conventional Pumping Systems Used for Artificial Lift Optimization
Cechovsky, M. 2013
MASTER'S THESIS

Multiphase flow simulation of discrete fracture models with asynchronous and synchronous time stepping schemes: a comparison
Manasipov, R., Mindel, J. & Matthäi, S. 2013
PEER REVIEWED POSTER

Optimization of Shallow Gas Cementing Design for RAG Wells in Austria
Seidler, C. 2013
MASTER'S THESIS

Mapping geo-cellular models to unstructured simulation grids
Mosser, L. 2013
CONFERENCE CONTRIBUTION

Dynamic Modeling of a Shale Gas Field Development
Mitschanek, M. 2013
MASTER'S THESIS

The economic value of technology for lifting hydrocarbon fluids in mature field operation
Soliman, K. 2013
MASTER'S THESIS

The Application of Ultrasonic Technology for Cleaning Oil Contaminated Sand
Xu, Y. 2013
MASTER'S THESIS

Possible implementation of automated systems in drilling rig design
Kurz, K. 2013
MASTER'S THESIS

Comparative Analysis of Multiphase Flow Simulation in a Fractured Reservoir Using Asynchronous and Synchronous Time Stepping Schemes on Hybrid Finite Element Finite Volume Meshes
Manasipov, R., Mindel, J. & Matthäi, S. 2013
PEER REVIEWED POSTER

Impact of wettability on two-phase displacement patterns in granular media
Trojer, M., Szulczewski, M., Holtzman, R. & Juanes, R. 2013
PEER REVIEWED POSTER

A Correlation for Reservoir Characterization Using Recorded Real-Time Surface Drilling Parameters and Well Log Data
Steinecker, S. 2013
MASTER'S THESIS

Analysis of Drill String Dynamic Behavior
Esmaeili, A. 2013
DOCTORAL THESIS

Cementing Geothermal Wells in the Molasse Basin and Development of Monitoring and Quality Assurance Practices
Sonnleitner, N. 2013
MASTER'S THESIS

Identification of potential candidates for Linear Rod Pump (LRP) applications in OMV PETROM and definition of standard LRP types
Abdalla, H. 2013
MASTER'S THESIS

Investigation of plugging and scaling behaviour of selected sand screen materials under simulated reservoir conditions
Andiappan, A. 2013
MASTER'S THESIS

Wellbore Instability Detection in Real Time Using Ultrasonic Measurements
Elahifar, B. 2013
DOCTORAL THESIS

A probabilistic approach to time and cost estimation for geothermal wells
Lentsch, D. 2013
MASTER'S THESIS

Design criteria and innovative solutions for workover concepts in mature EMPG gas fields
Högn, L. 2013
MASTER'S THESIS

Completion options to overcome liquid loading in the tail end production phase of gas wells
Kukowitsch, C. 2013
MASTER'S THESIS

Digital Modeling of the Drilling Process and Automated Operations Recognition as Basis for Optimizing Drilling Economics
Spoerker, H. 2013
DOCTORAL THESIS

Assessment of Hydrogen–Rock Interactions During Geological Storage of CH4–H2 Mixtures
Pichler, M. 2013
MASTER'S THESIS

Drilling Events Detection Using Hybrid Intelligent Segmentation Algorithm
Arnaout, A., Esmael, B., Fruhwirth, R. & Thonhauser, G. 2013
CONFERENCE CONTRIBUTION

Operations Recognition at Drill-Rigs
Esmael, B., Arnaout, A., Thonhauser, G. & Fruhwirth, R. 2013
CONFERENCE CONTRIBUTION

Real-Time Classification of Drilling Operations using Trend Analysis of Hookload Sensor Measurements
Arnaout, A., Esmael, B., Fruhwirth, R. & Thonhauser, G. 2013
CONFERENCE CONTRIBUTION

Experimental Determination of Wellbore Diameter and Shape ( 4D Imaging of Wellbore) by Using Ultrasonic Caliper within Different Fluids for Real-Time Drilling Application
Thonhauser, G. 2013
PEER REVIEWED ARTICLE

Model-Based Hookload Monitoring and Prediction at Drilling Rigs using Neural Networks and Forward-Selection Algorithm
Arnaout, A., Esmael, B., Thonhauser, G. & Fruhwirth, R. 2013
CONFERENCE CONTRIBUTION

Petrophysical Characterisation of Posidonia Shale (Lias Epsilon)
Schatzmann, S. 2013
MASTER'S THESIS

Verification of a Methodology of Permeability Upscaling using Wavelets
Mofarrah, M. 2013
MASTER'S THESIS

Simulating heat transfer in an underground thermal storage facility
Maierhofer, M. 2013
MASTER'S THESIS

Variability in the equivalent permeability and qf/qm ratio predicitions from DFM models built with Teapot Dome dataset
Kogler, K. 2013
MASTER'S THESIS

Imbibition capillary pressure curve modelling for two-phase flow in mixed wet reservoirs
Bruchbacher, J. 2013
MASTER'S THESIS

Flow Rate- and Fracture Property Dependence of Fracture-Matrix Ensemble Relative Permeability
Matthäi, S., Lang, P. & Bazrafkan, S. 2013
PEER REVIEWED POSTER

2012

Scaling of flow loops based on the Bingham plastic model
Todorov, D., Fruhwirth, R. & Thonhauser, G. 2012
PEER REVIEWED PAPER

Real-time data analytics of drilling sensor streams for prediction of critical situations
Zeiner, H., Jandl, B., Winter, M., Unterberger, R., Fruhwirth, R., Derler, C., Hausenblas, M. & Simperl, E. 2012
PEER REVIEWED ABSTRACT

Model Based Monitoring of Wellbore Hydraulics for Abnormal Event Detection
Todorov, D., Fruhwirth, R. & Thonhauser, G. 2012
PEER REVIEWED PAPER

Using Real-time Event Tracking Sensitivity Analysis to Overcome Sensor Measurement Uncertainties of Geo-Information Management in Drilling Disasters
Tavakoli, S., Poslad, S., Fruhwirth, R. & Winter, M. 2012
PEER REVIEWED ABSTRACT

Rig Side Online Drilling Support System for Prediction and Prevention of Upcoming Crises
Jandl, B., Winter, M., Fruhwirth, R., Riedel, F. & Zeiner, H. 2012
PEER REVIEWED ABSTRACT

Accuracy of ultrasonic sensor in caliper log
Elahifar, B., Esmaeili, A., Fruhwirth, R. & Thonhauser, G. 2012
PEER REVIEWED PAPER

Scale Dependence of Equivalent Permeability Tensor in Naturally Fractured Reservoirs
Azizmohammadi, S., Matthäi, S. & Paul, J. 2012
PEER REVIEWED POSTER

Scaling of flow loops based on the Bingham plastic model
Todorov, D., Fruhwirth, R. & Thonhauser, G. 2012
PEER REVIEWED PAPER

Model Based Monitoring of Wellbore Hydraulics for Abnormal Event Detection
Todorov, D., Fruhwirth, R. & Thonhauser, G. 2012
PEER REVIEWED PAPER

Accuracy of ultrasonic sensor in caliper log
Elahifar, B., Esmaeili, A., Fruhwirth, R. & Thonhauser, G. 2012
PEER REVIEWED PAPER

Artificial Lift Optimization for Cherouq Field (Tunisia)
Elhooni, A. 2012
MASTER'S THESIS

Amal field artificial lift optimization
Elwefati, A. 2012
MASTER'S THESIS

Natural Gas Treatment with Ionic Liquids
Janiczek, P. 2012
DOCTORAL THESIS

Pressure Testing of Inner Liner Assemblies in Internal-External Upset Drillpipes
Steindler, P. 2012
MASTER'S THESIS

Drainage Patterns of Subvertical Wells intersecting Naturally Fractured Carbonate Reservoir Layers
Bazr Afkan, S., Matthäi, S. & Milliotte, C. 2012
PEER REVIEWED POSTER

Smart UGS
Srepel, C. 2012
MASTER'S THESIS

Flow Rate- and Fracture Property Dependence of Fracture-Matrix Ensemble Relative Permeability
Matthäi, S., Lang, P. & Bazrafkan, S. 2012
PEER REVIEWED POSTER

Graphical Analysis of Drilling Process by Integrating Sensor Data with Reporting Meta Data
Elmgerbi, A. 2012
MASTER'S THESIS

Importance of Fracture-Matrix Transfer by Counter-Current Imbibition (CCI) in Naturally Fractured Reservoirs
Seidl, G., Lang, P., Yapparova, A. & Matthäi, S. 2012
PEER REVIEWED POSTER

Alternative Artificial Lift Systems with Special Focus on Hydraulic Pumps
Oberbichler, S. 2012
MASTER'S THESIS

Unstable, Non-Percolating Flow Structure Phenomena In Porous Media Described By Statistical Mechanics
Trojer, M. & Oberaigner, E. 2012
PEER REVIEWED POSTER

Statistical mechanics approach describing gravity driven migration phenomena in non-percolating porous media
Trojer, M. & Oberaigner, E. 2012
CONFERENCE CONTRIBUTION

The effect of wettability on capillary fracturing in granular media
Trojer, M., Szulczewski, M. & Juanes, R. 2012
PEER REVIEWED POSTER

Strip-Out Behavior of NPT Threads under High Pressure
Dietz, F. 2012
MASTER'S THESIS

Automated compilation of depth-corrected and drilling-parameter normalized logs of oil and gas shows in drilling mud
Zarfl, M. 2012
MASTER'S THESIS

Design and Construction of a Vertical Wet Test Bench for Testing Wired-Drillpipe Electrical Connection Mechanisms
Ramharter, C. 2012
MASTER'S THESIS

Optimization of Bit Selection and BHA Design for the Oberkling Gas Storage Drilling Campaign
Trauner, S. 2012
MASTER'S THESIS

Drilling fluid: a stochastic ROP optimization approach for the Brazilian pre-salt carbonates
Nascimento, A. 2012
MASTER'S THESIS

Three Dimensional Investigation of Hydrate Formation in Natural Gas Pipelines
Naseer, M. 2012
DOCTORAL THESIS

System Analysis for Optimized Application of Oilfield Chemicals to prevent Wax Deposits
Navisotschnig, M. 2012
MASTER'S THESIS

The Importance of Wellbore Integrity for Groundwater Protection in Shale Gas Well Construction
Prohaska-Marchried, M. 2012
WEB PUBLICATION/SITE

An Energy Based Comparision of Alternative Drilling Methods
Esmaeili, A. & Elahifar, B. 2012
PEER REVIEWED POSTER

Accuracy of Ultrasonic Sensor in Caliper Log
Thonhauser, G. 2012
CONFERENCE CONTRIBUTION

Analysis of Drill String Dynamic Behavior
Esmaeili, A. 2012
PEER REVIEWED POSTER

Determining the Accuracy of Ultrasonic Sensor in Caliper Log for Real Time Drilling Measurements
Thonhauser, G. 2012
CONFERENCE CONTRIBUTION

Studying the ultrasonic caliper results for detecting the wellbore instability in real time drilling
Elahifar, B. 2012
PEER REVIEWED POSTER

Determination of the Diffusion Coefficient for CO2 in Porous Media
Ahmadi, T. 2012
MASTER'S THESIS

A Modified Archie Relationship for Vuggy Carbonates
Müller-Huber, E. 2012
CONFERENCE CONTRIBUTION

Effect of Formation Mechanical Properties on Dynamic Behaviour of Drill String
Thonhauser, G. 2012
CONFERENCE CONTRIBUTION

Real Time Measurement of Borehole Shape and Diameter by Using Ultrasonic Caliper in Different Drilling Fluid and Wellbore Conditions
Thonhauser, G. 2012
CONFERENCE CONTRIBUTION

Ein Beitrag zur Einteilung und Herkunft der Wässer im Bereich Wildbad Einöd – Ergebnisse von simultanen Fluidloggingmessungen
Müller-Huber, E. 2012
PEER REVIEWED ARTICLE

A Modified Archie Relationship for Vuggy Carbonates
Müller-Huber, E. 2012
PEER REVIEWED POSTER

Hybrid Multiple Classifier System for Recognizing Usual and Unusual Drilling Events
Esmael, B., Arnaout, A., Thonhauser, G. & Fruhwirth, R. 2012
CONFERENCE CONTRIBUTION

Results of Simultaneous Fluid Logging Measurements in the Area of Wildbad Einöd (Styria, Austria)
Müller-Huber, E. 2012
CONFERENCE CONTRIBUTION

A Statistical Feature-Based Approach for Operations Recognition in Drilling Time Series
Esmael, B., Arnaout, A., Fruhwirth, R. & Thonhauser, G. 2012
PEER REVIEWED ARTICLE

Investigation of Gas-Oil Gravity Drainage in Naturally Fractured Reservoirs Using Discrete Fracture and Matrix Numerical Model
Bazr Afkan, S. 2012
DOCTORAL THESIS

A Comparative Study of Steady-state Effective Permeability Calculation Methods in Naturally Fractured Reservoir
Wang, J. 2012
MASTER'S THESIS

2011

Rissfortschrittsmessung mit Wechselstrommethode ACPD
Lamik, A. 15 Sep 2011
OTHER CONTRIBUTION

Importance of Counter-Current Imbibition (CCI) in Naturally Fractured Reservoirs
Seidl, G., Lang, P. & Matthäi, S. 2011
PEER REVIEWED POSTER

Automatic First Break Detection Using Support Vector Machine Classification
Yalcinoglu, L., Millahn, K. & Fruhwirth, R. 2011
PEER REVIEWED PAPER

Fracture-Matrix Interface Area Contacted by Injected Fluid as a Function of Average Saturation, Mechanical Aperture and Counter-Current Imbibition
Lang, P. & Matthäi, S. 2011
CONFERENCE CONTRIBUTION

Multiresolution Wavelet-Based Upscaling of Structured Grids
Azizmohammadi, S. & Matthäi, S. 2011
PEER REVIEWED POSTER

A Hybrid (FEM-Node-Centered FVM) Method with Special Treatment of Wells and Material Discontinuities for Fast and Spatially Adaptive Simulation of Coupled Reservoir Processes
Mindel, J. 2011
CONFERENCE CONTRIBUTION

Investigations effects of counter-current imbibitions in naturally-fractured reservoirs by discrete fracture network simulations
Seidl, G., Lang, P. & Matthäi, S. 2011
PEER REVIEWED POSTER

Design and Optimization of Electrical Submersible Pumps (ESPs) in Libyan oil field
Elagil, I. 2011
MASTER'S THESIS

Comparison of Three FE-FV Numerical Schemes for Single- and Two-Phase Flow Simulation Fractured Porous Media
Nick, H. & Matthäi, S. 2011
PEER REVIEWED ARTICLE

A Hybrid Finite-Element Finite-Volume Method with Embedded Discontinuities for Solute Transport in Heterogeneous Media
Nick, H. & Matthäi, S. 2011
PEER REVIEWED ARTICLE

A new hybrid simulation method for multiphase flow on unstructured grids with representations of material interfaces
Bazr Afkan, S. & Matthäi, S. 2011
CONFERENCE CONTRIBUTION

Primary well cementations in OMV-AUT from 2004 – 2009. Analysis and potential of improvement
Csar, A. 2011
MASTER'S THESIS

Importance of Counter-Current Imbibition (CCI) in Naturally Fractured Reservoirs (NFR)
Seidl, G., Lang, P. & Matthäi, S. 2011
PEER REVIEWED POSTER

A two-phase adaptive finite element method for solid-fluid coupling in complex geometries
Garcia, X., Pavlidis, D., Gorman, G., Gomes, J., Piggott, M., Mindel, J., Aristodemou, E., Latham, J., Pain, C. & ApSimon, H. 2011
PEER REVIEWED ARTICLE

Corrosion Monitoring Concept for Oil Wells
Schein, F. 2011
MASTER'S THESIS

Casing Wear Study on Gullfaks Field
Bindl, B. 2011
MASTER'S THESIS

4-1/8” Slim-hole Drilling: Improvement of Operating Time and Directional Control
Pirker, M. 2011
MASTER'S THESIS

Assessment of measurement methods used in oil production
Nabil, A. 2011
MASTER'S THESIS

Petroleum Production Solutions using a Domain Specific Language
2011
MASTER'S THESIS

Analysis of surface and downhole microseismic monitoring coupled with hydraulic fracture modeling in the Woodford Shale
Neuhaus, C. 2011
MASTER'S THESIS

Utilization of petroleum engineering technology in the renewable energy sector
Aichinger, F. 2011
MASTER'S THESIS

Pressure Tests for Drillpipe Development
Wischt, J. 2011
MASTER'S THESIS

Behavior and interaction of oil field additives in the surface equipment of RAG
Pirker, R. 2011
MASTER'S THESIS

Investigation of the "Plastic-Behavior" Region in Leak-Off Tests
Allerstorfer, C. 2011
MASTER'S THESIS

Prüfung der Möglichkeiten für die Solegewinnung durch abgelenkte Bohrungen
Fischbacher, P. 2011
MASTER'S THESIS

Disposal problems and recycling possibilities of drilling cuttings
Hofstätter, K. 2011
MASTER'S THESIS

Antibuckling System in Sucker Rod Pumps
Langbauer, C. 2011
MASTER'S THESIS

Optimization of cement plug design in RAG wells in Austria
Leipold, G. 2011
MASTER'S THESIS

Drilling in Hot Environments - Causes and Effects of High Circulating Temperatures
Cimitoglu, T. 2011
MASTER'S THESIS

Application of ultrasonic waves in oil and gas production
Kunanz, H. 2011
MASTER'S THESIS

An Energy Based Comparison of Alternative Drilling Methods
Thonhauser, G. 2011
CONFERENCE CONTRIBUTION

Autamated Real -time Drilling Hydraulics Monitoring
Thonhauser, G. 2011
CONFERENCE CONTRIBUTION

Numerical Modelling of the 2-D Displacement Process Using Polymers
Buchebner, M. 2011
MASTER'S THESIS

Automatic Threshold Tracking of Sensors Data Using Expectation Maximization Algorithm
Arnaout, A., Esmael, B., Thonhauser, G. & Fruhwirth, R. 2011
CONFERENCE CONTRIBUTION

Fracture-matrix interface area contacted by injected fluid as a function of average saturation, mechanical aperture and counter-current imbibition
Lang, P. 2011
MASTER'S THESIS

Rigouros Identification of Unplanned and Invisible Lost Time for Value Proposition Aimed at Performance Improvement
Thonhauser, G. 2011
CONFERENCE CONTRIBUTION

Automated System for Drilling Operations Classification Using Statistical Features
Esmael, B., Arnaout, A., Thonhauser, G. & Fruhwirth, R. 2011
CONFERENCE CONTRIBUTION

An Energy Based Comparison of Laser Drilling Methods
Thonhauser, G. 2011
CONFERENCE CONTRIBUTION

Carbon Dioxide Absorption in a Technical - Scale - Plant Utilizing a Blend of Quaternary Carboxylate Ionic Liquidy
Thonhauser, G. 2011
CONFERENCE CONTRIBUTION

Carbon Dioxide Absorption in a Technical - Scale - Plant Utilizing a Blend of Quaternary Carboxylate Ionic Liquids
Thonhauser, G. 2011
PEER REVIEWED ARTICLE

Structured versus unstructured gridding of geometrically complex reservoirs
Mähr, P. 2011
MASTER'S THESIS

Ganglion migration of CO2 in porous media
Trojer, M. & Matthäi, S. 2011
PEER REVIEWED POSTER

2010

Abnormal Oil Well Drilling Operations Detection Using Smallest Principal Components
Arnaout, A., Esmael, B., Fruhwirth, R. & Thonhauser, G. 2010
PEER REVIEWED PAPER

The Impact of Hierarchival Fracture Netwoeks on Flow Partitioning in Carbonate Reservoirs: Examples Based on a Jurassic Carbonate Ramp analog from the High Atlas, Moroco
Matthäi, S., Agar, S., Geiger, S., Alway, R., Tomas, S., Immenhauser, A., Shekhar, R., Paul, J., Benson, G., Karcz, Z. & Kabiri, L. 2010
CONFERENCE CONTRIBUTION

Automated Operations Classification using Text Mining Techniques
Esmael, B., Arnaout, A., Fruhwirth, R. & Thonhauser, G. 2010
PEER REVIEWED PAPER

Abnormal Oil Well Drilling Operations Detection Using Smallest Principal Components
Arnaout, A., Esmael, B., Fruhwirth, R. & Thonhauser, G. 2010
PEER REVIEWED PAPER

Drilling Cost Analysis and Prognosis
Baumgartner, T. 2010
MASTER'S THESIS

Architektur des Trattnach Ölfeldes (Molassebecken)
Groß, D., Schnitzer, S., Sachsenhofer, R., Matthäi, S., Hablous, A., Troiss, W. & Bieg, U. 2010
PEER REVIEWED POSTER

Prototype Evaluation of a Casing Drilling System
Trombitas, M. 2010
MASTER'S THESIS

Optimization's potentials for oil guide plate of guide bearing in a hydro-generator
Jia, N. 2010
MASTER'S THESIS

Geomechanical aspects of drilling in the vienna basin
Heger, A. 2010
MASTER'S THESIS

Well history and production behaviour - Lessons from the Straßhof Tief Case
Roth, S. 2010
PEER REVIEWED DIPLOMA THESIS

Simulation of Solute Transport Through Fractured Rock: A Higher-Order Accurate Finite-Element Finite-Volume Method Permitting Large Time Steps
Matthäi, S., Nick, H., Pain, C. & Neuweiler, I. 2010
PEER REVIEWED ARTICLE

Architektur des Trattnach Ölfeldes (Molassebecken)
Groß, D., Schnitzer, S., Sachsenhofer, R., Matthäi, S., Hablous, A., Troiss, W. & Bieg, U. 2010
CONFERENCE CONTRIBUTION

Impact of fracture development on the effective permeability of porous rocks as determined by 2D discrete fracture growth modeling 1
Paluszny, A. & Matthäi, S. 2010
PEER REVIEWED ARTICLE

Simulation of Fluid-Structure Interaction using OpenFOAM: Filtration Processes in Deformable Media
Mataln, M. 2010
DOCTORAL THESIS

Automated Drilling The Well on Paper
Veit, S. 2010
MASTER'S THESIS

Cementation optimization of solid expandable liners
Fischer, P. 2010
MASTER'S THESIS

Casing wear analysis. An analysis of the parameters causing casing wear in Troll field and possible solutions
Seitinger, P. 2010
MASTER'S THESIS

Introduction of Electromagnetic Telemetry to Continental Europe
Rainer, C. 2010
DIPLOMA THESIS

Drilling Hydraulics Monitoring and Problem Detection
Lüftenegger, M. 2010
MASTER'S THESIS

Formation damage analysis in OMV Austria field
2010
MASTER'S THESIS

Cost Effective and Environmental Friendly Drilling
Hilzensauer, P. 2010
MASTER'S THESIS

Definition of Requirements and Selection Criteria for Multilateral Completions on the Norwegian Continental Shelf
Schlagbauer, K. 2010
MASTER'S THESIS

Behaviour and Shape of Gas Kicks in Wellbores
Tuschl, T. 2010
MASTER'S THESIS

ESP production optimization
Posch, T. 2010
MASTER'S THESIS

Reduction of Emissions from Flue Gases Caused by the In-Situ Combustion Extraction in Suplacu de Barcu Taking into Consideration Energy Efficiency and Emission Regulations
Seidl, G. 2010
MASTER'S THESIS

Energy efficiency in underground gas storage facilities
Stockhammer, A. 2010
MASTER'S THESIS

Optimization of well Start-up
Six, J. 2010
MASTER'S THESIS

Gas-oil gravity drainage in naturally fractured reservoirs: Insights from a discrete fracture and matrix model
Videnberg, T. 2010
MASTER'S THESIS

Implementation of Automated Torque -and Drag Monitoring for Maari Field Developement
Thonhauser, G., Niedermayr, M., Zöllner, P., Pearse, J. & Banks, M. 2010
CONFERENCE CONTRIBUTION

Condensate Bank Modelling of Gas Condensate Reservoirs
Jaliel, H. 2010
MASTER'S THESIS

The Drilling Champion
Thonhauser, G. 2010
CONFERENCE CONTRIBUTION

Reservoir Simulation Study and future production optimization of Trattnach Oil Field
Hablous, A. 2010
MASTER'S THESIS

Operations Classification Using Text Mining Techniques
Thonhauser, G. & Esmael, B. 2010
CONFERENCE CONTRIBUTION

A New Approach to History Matching of Water Driven Oil Reservoirs
Abrahem, F. 2010
DOCTORAL THESIS

Automated Operations Classification using Text Mining Techniques
Esmael, B., Arnaout, A., Fruhwirth, R. & Thonhauser, G. 2010
PEER REVIEWED PAPER

2009

Simulation of multiphase flow in fractured reservoirs using a fracture-only model with transfer functions
Unsal, E., Matthäi, S. & Blunt, M. 2009
PEER REVIEWED ARTICLE

Coupled FEMDEM/Fluids for coastal engineers with special reference to armour stability and breakage
Latham, J., Mindel, J., Xiang, J., Guises, R., Garcia, X., Pain, C., Gorman, G. & Munjiza, A. 2009
PEER REVIEWED ARTICLE

Upscaling two-phase flow in naturally fractured reservoirs
Matthäi, S. & Nick, H. 2009
PEER REVIEWED ARTICLE

Development of a modelling approach for large granular media used in coastal applications
Latham, J., Mindel, J., Xiang, J., Garcia, X., Pain, C., Gorman, G. & Munjiza, A. 2009
CONFERENCE CONTRIBUTION

Black-Oil Simulations for Three-Component, Three-Phase Flow in Fractured Porous Media
Geiger, S., Matthäi, S., Niessner, J. & Helmig, R. 2009
PEER REVIEWED ARTICLE

Comparison of deterministic with stochastic fracture models in water-flooding numerical simulations
Belayneh, M., Matthäi, S., Blunt, M. & Rogers, S. 2009
PEER REVIEWED ARTICLE

Towards a numerical wave simulator using the two-fluid interface tracking approach combined with a novel ALE scheme
Mindel, J., Collins, G., Latham, J., Pain, C. & Munjiza, A. 2009
CONFERENCE CONTRIBUTION

Coupled DEM and CFD for coastal structures: application to armour stability and breakage
Latham, J., Mindel, J., Guises, R., Garcia, X., Xiang, J., Pain, C. & Munjiza, A. 2009
CONFERENCE CONTRIBUTION

A COUPLED FLUIDS-PARTICULATES MODEL FOR WAVES INTERACTING WITH GRANULAR MEDIA USING FEM AND DEM
Xiang, J., Mindel, J., Munjiza, A., Latham, J., Guises, R., Garcia, X. & Pain, C. 2009
CONFERENCE CONTRIBUTION

Applications of the combined finite-discrete element method
Xiang, J., Latham, J., Munjiza, A. & Mindel, J. 2009
CONFERENCE CONTRIBUTION

Automated Monitoring of Torque and Drag in Real-time
Zöllner, P. 2009
MASTER'S THESIS

Basic development of a fuel composition sensor
Kain, G. 2009
MASTER'S THESIS

Massively Parallel Sector Scale Discrete Fracture and Matrix
Geiger, S., Huangfu, Q., Reid, F., Matthäi, S., Coumou, D., Belayneh, M., Fricke, C. & Schmid, K. 2009
CONFERENCE CONTRIBUTION

Finite Element-Based Characterization of Pore-Scale Geometry and Its Impact on Fluid Flow
Akanji, L. & Matthäi, S. 2009
PEER REVIEWED ARTICLE

Reservoir simulation based on open-source software "OpenFOAM"
Reitler, S. 2009
MASTER'S THESIS

Numerical study of the effects of particle shape and polydispersity on permeability
Garcia, X., Akanji, L., Blunt, M., Matthäi, S. & Latham, J. 2009
PEER REVIEWED ARTICLE

Development and Verification of a Novel Lagrangian, (Non-)Spherical Dirt Particle and Deposition Model to Simulate Fluid Filtration Processes using OpenFOAM
Boiger, G. 2009
DOCTORAL THESIS

Towards simulation of concrete armour unit breakage under wave loads using coupled DEM, FEM/DEM and CFD
Latham, J., Munjiza, A., Mindel, J., Xiang, J., Guises, R., Pain, C. & Gorman, G. 2009
CONFERENCE CONTRIBUTION

Optimization of Laboratory apparatus for research of anorganic and organic deposits and selection of scale and paraffin inhibitors
Horner, C. 2009
MASTER'S THESIS

A Linear Finite-element Node-centered Finite-volume Method Including Jump Discontinuities Applied to 2-phase Fracture / Matrix Flow
Matthäi, S. 2009
CONFERENCE CONTRIBUTION

Erosional decay of the Yucca Mountain crest, Nevada
Matthäi, S., Stüwe, K. & Robl, J. 2009
PEER REVIEWED ARTICLE

Numerical modeling of discrete multi-crack growth applied to pattern formation in geological brittle media
Paluszny, A. & Matthäi, S. 2009
PEER REVIEWED ARTICLE

Optimization of well start-up
Schietz, M. 2009
MASTER'S THESIS

Evaluation of Dynamic Loads Running Tubulars in Wells
Mühlböck, M. 2009
MASTER'S THESIS

Optimization of Progressive Cavity Pumps in Mature Oil Fields with special focus on OMV Austria
Pichler, J. 2009
MASTER'S THESIS

Ascertainment of potential increase in production of RAG oil wells due to casing pressure drop
2009
DIPLOMA THESIS

Methods of diverting water-based resins for sand consolidation
Mörtl, M. 2009
MASTER'S THESIS

Optimization and Debottlenecking of the Underground Gas Storage (UGS) Schönkirchen-Reyersdorf
Poldlehner, A. 2009
MASTER'S THESIS

Drilling in Extreme Conditions
Thonhauser, G. 2009
CONFERENCE CONTRIBUTION

Reservoir Simulation of Trattnach field using ECLIPSE 100
Glia, A. 2009
MASTER'S THESIS

Case History: Automated Drilling Performance Measurement of Crews and Drilling Equipment
Thonhauser, G. 2009
CONFERENCE CONTRIBUTION

Studying the effects of WAG parameters on CO2 flooding recovery efficiency
Khalef, N. 2009
MASTER'S THESIS

Dynamic Modeling of an Underground Gas Storage Facility, History Matching and Prediction
Kozhakhmetova, K. 2009
MASTER'S THESIS

Automated Drilling Performance Measurement of Crews and Drilling Equipment
Thonhauser, G. 2009
CONFERENCE CONTRIBUTION

Investigation of Fluid Flow in Hydrocarbon Reservoirs during Supercritical CO2-Injection
Elzwi, A. 2009
DOCTORAL THESIS

Optimization of inflow performance for underground gas storage
Gubik, A. 2009
PEER REVIEWED DIPLOMA THESIS

Simulation of a polymer core-flood experiment
Shaymardanov, M. 2009
MASTER'S THESIS

Assessing the Influence of Commingled Production on the Performance of a Layered Reservoir
Gharsalla, M. 2009
MASTER'S THESIS

2008

A New Approach for Modeling Dual Porosity Reservoirs Using Recovery Curves
Pirker, B. 2008
DOCTORAL THESIS

Minimizing of production problems (prevention of paraffin precipitation and deposition)
Onuoha, B. 2008
MASTER'S THESIS

Benchmarking OMVs worldwide drilling operations through planned versus actual comparision
Wilczek, P. 2008
MASTER'S THESIS

Completion selection and design considerations of multilateral oil well systems on the basis of Schönkirchen 433, 434a and 435
Rainer, M. 2008
DIPLOMA THESIS

A parallel FE-FV scheme to solve fluid flow in complex geological media
Matthäi, S. 2008
PEER REVIEWED ARTICLE

Multiphase Simulations of a Lyocell Process
Bouwman, M. 2008
DOCTORAL THESIS

Reservoir Simulation: Mathematical Techniques in Oil Recovery
Matthäi, S. 2008
PEER REVIEWED ARTICLE

Evaluation and comparison of drilling parameters and hardware used to improve cuttings transport and limit the thickness of cuttings accumulations in high angle and horizontal well bore sections
Sonwa Lontsi, T. 2008
MASTER'S THESIS

Selective Production Possibilities in Order to Stabilise the Crude oil Production in Oil Field Bockstedt
Raykov, T. 2008
MASTER'S THESIS

Evaluation of acid stimulations
Janiczek, P. 2008
MASTER'S THESIS

Aerosols in gas transporting systems
Huber, S. 2008
MASTER'S THESIS

Methods of monitoring flow paths in the Gaiselberg-field with a special focus on tracers
Zechner, M. 2008
MASTER'S THESIS

Simulation of Hydrodynamic Slug Formation in Multiphase Flowlines and Separation Devices
Ragab, A. 2008
DOCTORAL THESIS

CO2 Extraction from Flue Gases for Carbon Capture and Sequestration: Technical and Economical Aspects
Ebner, L. 2008
MASTER'S THESIS

An Analysis of Noise Characterstics on Drill Bits
Thonhauser, G. 2008
CONFERENCE CONTRIBUTION

A Virtual PVT Cell
Brunneder, M. 2008
MASTER'S THESIS

Usage of Streamline Simulation to Improve Prediction and Water Flood of Dogger Beta Reservoir
Swedan, A. 2008
MASTER'S THESIS

An enhanced oil recovery micromodel study with associative and conventional polymers
Buchgraber, M. 2008
MASTER'S THESIS

Real-time activity detection helps identifying and minimizing hidden lost time
Thonhauser, G. 2008
PEER REVIEWED ARTICLE

Automated Real Time Hookload and Torque Monitoring
Thonhauser, G. 2008
CONFERENCE CONTRIBUTION

H2S and CO2 injection - learnings from Canadian experience
Holy, R. 2008
MASTER'S THESIS

Modeling massive hydraulic fractures in full-field reservoir simulation
Wernisch, A. 2008
MASTER'S THESIS

Modelling of massive particulates for breakwater engineering using coupled FEMDEM and CFD
Latham, J., Munjiza, A., Mindel, J., Xiang, J., Guises, R., Garcia, X., Pain, C., Gorman, G. & Piggott, M. 2008
PEER REVIEWED ARTICLE

2007

Computational Intelligence - Neural Computation in a Copper Refinery
Fruhwirth, R., Filzwieser, A., Pesl, J. & Steinlechner, S. 2007
PEER REVIEWED PAPER

Black-Oil Simulations for Three-Component, Three-Phase Flow in Fractured Porous Media
Geiger, S., Matthäi, S., Niessner, J. & Helmig, R. 2007
CONFERENCE CONTRIBUTION

Dynamic Load Evaluation of Large Dimensioned Casing Strings at Primary Cementing
Jedlitschka, V. 2007
MASTER'S THESIS

Drillpipe Failure and its Prediction
Stelzer, C. 2007
MASTER'S THESIS

Casing Design for Deep Wells in the Vienna Basin
Kilian, D. 2007
DIPLOMA THESIS

The implications of fracture swarms in the Chalk of SE England on the tectonic history of the basin and their impact on fluid flow in high-porosity, low-permeability rock
Matthäi, S., Belayneh, M. & Cosgrove, J. 2007
CHAPTER

Analysis and Development of Algorithms for Identification and Classification of Dynamic Drillstring Dysfunctions
Mayer, H. 2007
MASTER'S THESIS

Hybrid finite element-finite volume discretization of complex geologic structures and a new simulation workflow demonstrated on fractured rocks
Matthäi, S., Paluszny, A. & Hohmeyer, M. 2007
PEER REVIEWED ARTICLE

Analyse der Erhöhung von Bruttoraten
Tippel, P. 2007
MASTER'S THESIS

An Efficient Algebraic Multigrid Solver Strategy for Adaptive Implicit Methods in Oil Reservoir Simulation
Ganzer, L. & Clees, T. 2007
CONFERENCE CONTRIBUTION

Finite Element-Node-Centered Finite-Volume Two-Phase-Flow Experiments With Fractured Rock Represented by Unstructured Hybrid-Element Meshes
Matthäi, S., Mezentsev, A. & Belayneh, M. 2007
PEER REVIEWED ARTICLE

Solving Scale Problems in Oil- and Gas Industry
Pham, T. 2007
MASTER'S THESIS

Modeling the Drilling Process
Koberg, U. 2007
MASTER'S THESIS

Prediction of Weight-on-Bit based on Real-Time Surface Measurements
Paulic, R. 2007
MASTER'S THESIS

Implementation of the Capillary String Technology in RAG Gas Fields to Improve Production from Liquid Loaded Wells
Eichhober, D. 2007
MASTER'S THESIS

Decision Support System for Drilling Process Optimization
Mathis, W. 2007
DOCTORAL THESIS

Investigation of the Effect of Modern Drilling Technology on Wellbore Stability in the Tertiary and Jurassic in North-Western Germany
Mikula, M. 2007
MASTER'S THESIS

Evaluation and Optimisation of Matrix Acidizing in OMV Fields
Rodriguez Chavez, M. 2007
MASTER'S THESIS

Mastering Real-Time Data Quality Control - How to Measure and Manage the Quality of (Rig) Sensor Data
Thonhauser, G. 2007
CONFERENCE CONTRIBUTION

Carbonate Reservoirs and Estimation of Oil Production From Them With Special Focus on Decline Curve Analysis
Yalcinoglu, L. 2007
MASTER'S THESIS

Experimental Determination of Solubilities of CO2 in Crude Oil and Water
Xia, J. 2007
MASTER'S THESIS

Berechnung der Phasendiagramme von Erdöl und Erdgas mithilfe von kubischen Zustandsgleichungen
Allotei, O. 2007
MASTER'S THESIS

Characterization of Recovery Mechanisms of Cretaceous and Tertiary Reservoirs in North Gulf Area
Yanze Ntchao, Y. 2007
MASTER'S THESIS

Comparison of Flow Models at Different Scales Using the 10th SPE Comparative Solution Project
Abunaja, M. 2007
MASTER'S THESIS

Well Management and Production in Contemporary Reservoir Simulators
Hendizadeh, H. 2007
MASTER'S THESIS

The Reservoir Behavior of Associative Polymers
Aktas, F. 2007
MASTER'S THESIS

Streaming current generation in two-phase flow conditions
Matthäi, S., Linde, N., Jougnot, D. & Revil, A. 2007
PEER REVIEWED ARTICLE

2006

The dynamics of mid-ocean ridge hydrothermal systems: Splitting plumes and fluctuating vent temperatures,
Matthäi, S., Driesner, T. & Geiger, S. 2006
PEER REVIEWED ARTICLE

Neural Modelling of Core Permeability Data
Fruhwirth, R. & Maier, G. 2006
PEER REVIEWED PAPER

Prediction of vein connectivity using the percolation approach: model test with field data
Matthäi, S., Belayneh, M. & Masihi, M. 2006
PEER REVIEWED ARTICLE

Thermodynamik der Wasserstoffspeicherung
Kindermann, H. 2006
DIPLOMA THESIS

Analyses and Optimization of the Water Injection Project in the 8th Tortonian Horizon
Dobrodolac, N. 2006
DIPLOMA THESIS

"Evaluation of GWDC/ZPEB Drilling Contractor Performance on OMV Operations"
Ladenhauf, J. 2006
DIPLOMA THESIS

Analysis of recent work over activities with respect to optimization
Straub, M. 2006
MASTER'S THESIS

Acoustic Analysis of Bit Noise
Gradl, C. 2006
MASTER'S THESIS

Numerical simulation of water injection into layered fractured carbonate reservoir analogs
Matthäi, S., Belayneh, M. & Geiger, S. 2006
PEER REVIEWED ARTICLE

Feasibility study of hydraulic propped fractures in the Staßfurt Carbonate
Munoz, E. 2006
DIPLOMA THESIS

Development of a Comprehensive Real-Time Production Performance Monitoring Workflow
Stoyanoff, V. 2006
DIPLOMA THESIS

Numerical Modelling of Vortexing Mould Powder Entrapment in a Continuous Casting Process
Kastner, G. 2006
DOCTORAL THESIS

Time Based Modelling of Drill String Torque and Hookload
Kucs, R. 2006
DIPLOMA THESIS

Comparison of Water-Base, LT Oil Base and Synthetic Drilling Fluid on a Lifecycle Basis
Flemming, T. 2006
DIPLOMA THESIS

Automation of Brownfield Development Workflows
Al-Kinani, A. 2006
MASTER'S THESIS

Production Problems with Heavy Oils and the corresponding applicable Enhanced Oil Recovery Methods
Trieb, A. 2006
DIPLOMA THESIS

Development and validation of an automatic model for drilling fluid hydraulics for the RAG drilling processes to optimise the rate of penetration in consideration of the bore hole cleaning
Knoll, V. 2006
DIPLOMA THESIS

Evaluation of past Cleanup jobs with coiled tubing after fracture treatment in the production area of lower Saxony
Empl, C. 2006
DIPLOMA THESIS

Simulation of heat transfer in transfer-gears
Mataln, M. 2006
DIPLOMA THESIS

Field Validation of Numerical Simulation Results on the Occurrence and Distribution of Combustible Gas on Onshore Drilling Units
Stuhlberger, K. 2006
DIPLOMA THESIS

Use of Real-Time Rig Sensor Data to Improve Daily Drilling reporting, Benchmarking and Planning - A Case Study
Thonhauser, G. 2006
PEER REVIEWED ARTICLE

Application of Compositional Fluid Description and Simulation in Operating Petroleum Companies
Verient, G. 2006
DIPLOMA THESIS

Method of Water Production Control and its Application in Nasser Field
Mussa, N. 2006
MASTER'S THESIS

Flow Based Determination of Hydraulic Units
Schatz, B. 2006
DOCTORAL THESIS

Time Dependent Behavior of Drilling Fluids under Cyclic Temperature and Pressure Loads
Thonhauser, G. 2006
PEER REVIEWED ARTICLE

Characterization of Fractured Carbonate Reservoirs
Pfeiffer, P. 2006
MASTER'S THESIS

Investigation and Modeling of CO2 Sequestration Relevant to Austrian Oil and Gas Fields
Scharf, C. 2006
DOCTORAL THESIS

Workflow and practical aspect of a middle east oil field reservoir simulation study
Kisza, F. 2006
DIPLOMA THESIS

Characterization of Cretaceous Reservoirs in the North Arabic Gulf Area
Payer, A. 2006
DIPLOMA THESIS

Automated Reporting Using Rig Sensor Data Enables Superior Drilling Project Management
Thonhauser, G. & Mathis, W. 2006
CONFERENCE CONTRIBUTION

Advanced Material Balance Application Integrated in Full Field Reservoir Modeling Work Flow
Sabei, A. 2006
MASTER'S THESIS

Assessment of contemporary reservoir management procedures and their utilization on Iranian reservoirs
Darovskikh, S. 2006
MASTER'S THESIS

Comparative Analysis of Multi-Dimensional Multi-Directional Flux-Based Upscaling Performed Using Streamline Based Flow Simulation
Elzwi, A. 2006
MASTER'S THESIS

Improved Recovery through Non-Conventional Well Technology and its Applications to a Mature Field
Ellwgah, K. 2006
MASTER'S THESIS

Extending viscosity prediction of oils to the light and heavy end of the spectrum
Fuchs, P. 2006
DIPLOMA THESIS

Modeling Recovery Processes in Dual Porosity and Dual Permeability Reservoirs
Yunusov, M. 2006
MASTER'S THESIS

Generalized Reservoir Characterization Workflow Applied to Clastic Reservoirs
Lingo, M. 2006
MASTER'S THESIS

Generalized Reservoir Characterization Workflow Applied to Carbonate Reservoirs
Egger, S. 2006
MASTER'S THESIS

Oil Field “Mittelplate” – Assessment of EOR / IOR Possibilities in respect of Economical and Technical Boundary Conditions
Racher, D. 2006
DIPLOMA THESIS

Recovery Optimisation in Commingled Produced Reservoir Units, A Case Study on Lower GIR
Abrahem, F. 2006
MASTER'S THESIS

Performance Prediction of Naturally Fractured Reservoirs using Simulation Models on Different Scales
Mittermeir, G. 2006
DOCTORAL THESIS

Multiphase thermohaline convection in the earth''s crust: I. A new finite element - Finite volume solution technique combined with a new equation of state for NaCl-H2O
Matthäi, S., Geiger, S., Driesner, T. & Heinrich, C. 2006
PEER REVIEWED ARTICLE

2005

Control-volume finite-element two-phase flow experiments with fractured rock represented by unstructured 3D hybrid meshes
Matthäi, S., Mezentsev, A. & Belayneh, M. 2005
CONFERENCE CONTRIBUTION

Well Abandonment Assessment of the North Sea
Schickengruber, P. 2005
DIPLOMA THESIS

Coupled heat and salt transport around cooling magmatic intrusions
Matthäi, S., Geiger, S., Driesner, T. & Heinrich, C. 2005
PEER REVIEWED ARTICLE

Real Time Hydraulics Modelling Under Realistic Wellbore Conditions
Wagner, S. 2005
DIPLOMA THESIS

A high-order TVD transport method for hybrid meshes on complex geological geometry
Matthäi, S., Mezentsev, A. & Pain, C. 2005
PEER REVIEWED ARTICLE

Drilling Problem Analysis in the Mittelplate field with Solution Proposals for Future Wells.
Rothschedl, M. 2005
DIPLOMA THESIS

Xanthan Gum Evaluation
Piber, M. 2005
DIPLOMA THESIS

Aufbereitungsanlage für Ersatzbrennstoffe (ThermoTeam-Anlage) Qualitätsrelevante Anlagenmodifikationen und Weiterentwicklung der Qualitätssicherung
Prohaska-Marchried, M., Pomberger, R. & Lorber, K. 2005
CONFERENCE CONTRIBUTION

Gridding Concept for Third Generation Reservoir Simulators
Heinemann, G. 2005
DOCTORAL THESIS

Neural Modeling of Shear Wave Sonic Logs
Fruhwirth, R. & Steinlechner, S. 2005
PEER REVIEWED PAPER

2004

Fluid flow partitioning between fractures and a permeable rock matrix
Matthäi, S. & Belayneh, M. 2004
PEER REVIEWED ARTICLE

Combining finite element and finite volume methods for efficient multiphase flow simulations in highly heterogeneous and structurally complex geologic media
Matthäi, S., Robert, S. & Geiger, S. 2004
PEER REVIEWED ARTICLE

A Systematic Approach to the Optimal Design of Feed Forward Neural Networks Applied to Log-Synthesis
Fruhwirth, R. & Steinlechner, S. 2004
PEER REVIEWED PAPER

2003

Fluid flow and (reactive) transport in fractured and faulted rock
Matthäi, S. 2003
PEER REVIEWED ARTICLE

Einblicke in den Untergrund
Fruhwirth, R., Fuchs, G. & Morawetz, R. 2003
CHAPTER

2002

Combining control volume finite element methods with realistic fluid properties for high-resolution simulations of multiphase flow in magmatic-hydrothermal systems
Matthäi, S., Geiger, S. & Driesner, T. 2002
PEER REVIEWED ARTICLE

Three-dimensional geometry, ore distribution and time-integrated mass transfer through the quartz-tourmaline-gold vein network of the Sigma deposit (Abitibi belt, Canada)
Matthäi, S., Garofalo, P. & Heinrich, C. 2002
PEER REVIEWED ARTICLE

Joining of Tomographic Methods for Resolving Surface to Tunnel Data
Fruhwirth, R. 2002
PEER REVIEWED PAPER

Das Bodenradar
Fruhwirth, R. 2002
PAPER

2001

Ergebnisse der tiefenreflexionsseismischen Lithosphärenforschung in Österreich
Fruhwirth, R., Grassl, H., Millahn, K., Schmid, C., Schmöller, R. & Weber, F. 2001
CHAPTER

Survey for Ancient Foundation Remains by Enhanced C-Scan Processing of GPR Data
Fruhwirth, R., Fuchs, G. & Morawetz, R. 2001
PEER REVIEWED PAPER

2000

Radarmessungen im Benediktinerstift Admont
Fruhwirth, R., Fuchs, G. & Morawetz, R. 2000
CHAPTER

Radarmessungen im Benediktinerstift Admont
Fruhwirth, R., Fuchs, G. & Morawetz, R. 2000
PEER REVIEWED ARTICLE

Bodenradarmessung im antiken Stadtgebiet von Flavia Solva
Fruhwirth, R., Fuchs, G. & Morawetz, R. 2000
PEER REVIEWED ARTICLE

1999

Three-dimensional shear zone and joint geometry and permeability in the Sigma Gold Mine, Canada
Matthäi, S. & Garofalo, P. 1999
CONFERENCE CONTRIBUTION

1998

Numerical simulation of departures from radial drawdown in a faulted sandstone reservoir with joints and deformation bands
Matthäi, S., Aydin, A. & Roberts, S. 1998
CHAPTER

Simulation of transient well-test signatures for geologically realistic faults in sandstone reservoirs1998
Matthäi, S. 1998
PEER REVIEWED ARTICLE

1997

Irregular alteration envelopes of mineralized fractures as a product of directed fluid flow and/or chemical dispersion?
Matthäi, S. 1997
CONFERENCE CONTRIBUTION

Transient versus continuous fluid flow in seismically active faults: An investigation by electric analogue and numerical modelling
Matthäi, S. & Roberts, S. 1997
CONFERENCE CONTRIBUTION

1996

Quantitative modeling of fault-fluid-discharge and fault-dilation-induced fluid-pressure variations in the seismogenic zone
Matthäi, S. & Fischer, G. 1996
PEER REVIEWED ARTICLE

Geochemistry and depositional environment of the gold-mineralized proterozoic Koolpin Formation, Pine Creek Inlier, Northern Australia: A comparison with modern shale sequences,
Matthäi, S. & Henley, R. 1996
PEER REVIEWED ARTICLE

The influence of fault permeability on single-phase fluid flow near fault-sand intersections: Results from steady-state high-resolution models of pressure-driven fluid flow
Matthäi, S. & Roberts, S. 1996
PEER REVIEWED ARTICLE

Transient versus continuous fluid flow in seismically-active faults: An investigation by electric analog and numerical modelling
Matthäi, S. & Roberts, S. 1996
CHAPTER

Results of deep reflection seismic measurement south of Rechnitz, Burgland, Austria
Weber, F., Fruhwirth, R. & Schmöller, R. 1996
CHAPTER

Geophysikalische Methoden
Schön, J. & Fruhwirth, R. 1996
CHAPTER

Komplexgeophysikalische Untersuchungen auf dem Dösener Blockgletscher (Hohe Tauern, Österreich)
Schmöller, R. & Fruhwirth, R. 1996
CHAPTER

A pitfall in GPR-data interpretation caused by personal attitude
Fruhwirth, R., Schmöller, R. & Holub, B. 1996
PEER REVIEWED PAPER

Comparison of seismic energy sources
Fruhwirth, R. & Schmöller, R. 1996
PEER REVIEWED PAPER

1995

Gold precipitation by fluid mixing in bedding-parallel fractures near carbonaceous slates at the Cosmopolitan Howley gold deposit, northern Australia
Matthäi, S., Henley, R. & Heinrich, C. 1995
PEER REVIEWED ARTICLE

INTRUSION-RELATED, HIGH-TEMPERATURE GOLD QUARTZ VEINING IN THE COSMOPOLITAN HOWLEY METASEDIMENTARY ROCK-HOSTED GOLD DEPOSIT, NORTHERN-TERRITORY, AUSTRALIA
Matthäi, S., Henley, R. & Bacigaluporose, S. 1995
PEER REVIEWED ARTICLE

Erste Ergebnisse einer tiefenreflexionsseismischen Messung südlich der Rechnitzer Schieferinsel
Weber, F., Fruhwirth, R. & Schmöller, R. 1995
CHAPTER

The Few Simple Rules of Array Techniques for an Effective Groundroll Suppression - A Summary
Schmöller, R., Fruhwirth, R. & Kogler, A. 1995
PEER REVIEWED PAPER

Modeling Early-Time Gas Migration Through Cement Slurries (includes associated papers 36370 and 36766 and 37387 and 37684)
Prohaska, M., Fruhwirth, R. & Economides, M. 1995
PEER REVIEWED ARTICLE

The application of geophysical methods for the analysis of subsurface karst structures
Müller, R., Schmöller, R., Fruhwirth, R., Günay, G. & Johnson, A. 1995
CHAPTER

Das Bodenradar
Fruhwirth, R. 1995
CHAPTER

1994

Small scale reflection seismic surveys in the Alpine Region of Austria
Schmöller, R., Fruhwirth, R. & Kogler, A. 1994
PEER REVIEWED PAPER

Resampling in frequency domain, a method for interpolation of time series
Fruhwirth, R., Müller, R. & Schmöller, R. 1994
PEER REVIEWED PAPER

Application of ground penetrating radar to geotechnical problems
Fruhwirth, R. & Müller, R. 1994
PEER REVIEWED PAPER

Computerized refraction seismic analysis (RSA) and its application to static correction calculation
Fruhwirth, R., Kogler, A. & Schmöller, R. 1994
PEER REVIEWED PAPER

Major natural gas pipeline projects in Germany using GPR
Czarnowski, J., Heinze, S., Brühl, P., Staib, C., Robeck, M., Frank, G. & Fruhwirth, R. 1994
PEER REVIEWED PAPER

1993

Ergebnisse reflexionsseismischer Messungen im Nordteil des Weststeirischen Tertiärbeckens
Weber, F., Schmöller, R., Fruhwirth, R. & Hartmann, G. 1993
CHAPTER

1992

ARAGUAINHA IMPACT CRATER, BRAZIL .1. THE INTERIOR PART OF THE UPLIFT
Matthäi, S., Von Engelhardt, W. & Walzebuck, J. 1992
PEER REVIEWED ARTICLE

1991

Altlastenerkundung anhand eines Fallbeispieles im Gemeindegebiet von Radfeld in Tirol
Fruhwirth, R. 1991
CHAPTER

1990

Geschwindigkeits und Schichtneigungsanalysen aus tiefenseismischen Fernaufnahmen
Schmöller, R., Fruhwirth, R. & Walach, G. 1990
PEER REVIEWED ABSTRACT

Der Einfluß der statischen Korrekturwerte auf die dynamische Korrektur reflexionsseismischer Daten
Fruhwirth, R. & Walach, G. 1990
PEER REVIEWED ABSTRACT

1987

Error Analysis Of Directional Survey Calculation Models
Fruhwirth, R. & Lorbach, M. 1987
CONFERENCE CONTRIBUTION

1986

Problematik der Genauigkeit und des Aufwandes von Bohrlochverlaufsvermessungen
Lorbach, M. & Fruhwirth, R. 1986
PEER REVIEWED ARTICLE

1985

Variations in Residual Oil Saturation in the Vicinity of a Well - a Calculation Method Based on Linear Water Flooding Tests
Weinhardt, B., Heinemann, Z. & Oberaigner, E. 1985
PEER REVIEWED ARTICLE

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