Energy Modeling Group, Colorado School of Mines

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Colorado School of Mines

CSM Supercomputing Laboratory



People


Director



Dr. Yu-Shu Wu, Professor and CMG Reservoir Modeling Chair in Petroleum Engineering

Yu-Shu Wu is a professor and Foundation CMG Reservoir Modeling Chair and the director of the EMG research center of the Petroleum Engineering Department, Colorado School of Mines (CSM). At CSM, he teaches and carries out research in reservoir engineering, multiphase fluid and heat flow, geomechanics, unconventional oil and gas reservoir dynamics, CO2 geosequestration and EOR, geothermal engineering, and numerical reservoir simulation; advises M.S. and Ph.D. graduate students for their thesis research in reservoir engineering. He is currently leading the EMG in its research efforts in (1) flow dynamics and simulation in unconventional oil and gas reservoirs; (2) coupled processes of multiphase fluid and heat flow and chemical transport in porous and fractured media; (3) CO2 sequestration and EOR applications; (4) improved formation stimulation/cryogenic fracturing technologies; and (5) advanced reservoir simulation technologies.

Yu-Shu has also been a guest scientist at the Earth Sciences Division of the Lawrence Berkeley National Laboratory (LBNL) since 2008. Previously, he was a Staff Scientist with the Earth Sciences Division of LBNL for 14 years (1995-2008). When at LBNL, he led a multidisciplinary team in quantitative investigation of multiphase fluid and heat flow and radionuclide transport in the Yucca Mountain unsaturated zone. Yu-Shu has been one of the developers of the TOUGH2 family of codes at LBNL and at CSM. In particular, he has led the LBNL’s efforts in developing (1) the Yucca Mountain version of TOUGH2, (2) the T2R3D code (radionuclide transport module), and (3) the TOUGH2_MP (massive parallel version of TOUGH2, the most required TOUGH2 code). At CSM, he continues his efforts in developing advanced reservoir simulators for coupled thermal-hydrological-mechanical processes (THM) in porous and fractured media in CO2 geosequestration, enhanced geothermal systems (EGS), and unconventional petroleum reservoirs. Over his career, Yu-Shu has authored and co-authored 90+ peer-reviewed journal papers, 16 book chapters and 200+ research reports and conference papers.

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Faculty



Dr. Philip H. Winterfeld, Research Associate

Dr. Winterfeld is a Research Associate Professor in the Petroleum Engineering Department at the Colorado School of Mines. He has a B.S. degree from MIT (1976) and a Ph.D. degree from the University of Minnesota (1981), both in chemical engineering. He is working in the EMG (Energy Modeling Group) with Professor Yu-Shu Wu and others to develop coupled reservoir-geomechanical simulators for CO2 geological sequestration that can address issues regarding CO2 flow and storage in saline aquifers and caprock failure and fault reactivation during CO2 injection into these aquifers. In addition, he is involved in developing a coupled hydraulic fracturing-reservoir simulator for tight gas reservoirs in order to optimize hydraulic fracturing design and production.

Dr. Winterfeld has spent a large portion of his career at Marathon Oil Company's Petroleum Technology Center, formerly located in Littleton, Colorado. He formulated, coded, and ran production operation simulators including near-wellbore and full-field reservoir models, a transient, multiphase flow wellbore model, and gravel packing and hydraulic fracturing models. He also carried out full-field reservoir simulation studies on fractured reservoirs, tight gas sands, and gas storage reservoirs while at Marathon and elsewhere.

Publications




Dr. Xiaolong Yin, Associate Professor of Petroleum Engineering  

Dr. Xiaolong Yin is Assistant Professor in Petroleum Engineering at Colorado School of Mines. His research is focused on direct numerical simulation of flow and transport processes in porous media and suspensions, petroleum fluids phase behavior modeling, and laboratory enhanced oil recovery studies. He received B.S. degree in Theoretical and Applied Mechanics from Peking (Beijing) University, M.S. in Mechanical Engineering from Lehigh University, and Ph.D. in Chemical Engineering from Cornell University. He conducted post-doctoral research in Chemical Engineering at Princeton University prior to joining the Colorado School of Mines in 2009. He has conducted research in many areas of Chemical / Petroleum Engineering flow and transport, including dynamics of particulate and bubbly suspensions, reactive and non-reactive transport in suspensions and porous media, high-speed compressible flow, non-continuum flow, and experimental enhanced oil recovery using slim tube, sand pack, and core flooding equipments.

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Graduate Students



Cong Wang, Ph.D. Student

Cong Wang is a Ph.D. student under the supervision of Dr. Wu. He received his Bachelor degree from College of Engineering, Peking University in 2011 and then continued his Master and Ph.D. study in Colorado School of Mines. His research in CSM focuses on reservoir engineering in shale gas and tight gas reservoirs, which scopes from understanding fluid flow dynamics in extremely tight porous medium, building physics-based mathematical model, developing industry-level reservoir simulator, and applying these work in reservoir characterization and production optimization. Currently he is developing a simulator named SUNGAS which will be served as the group’s platform for unconventional reservoir study. He interned several times in international operational and service oil companies, during which he is involved in several cutting-edge technologies to understand and improve hydraulic fracturing. Cong has given several presentations in SPE conferences and authored/co-authored 10+ technical paper.



Publications




Shihao Wang, Ph.D. Student

Shihao Wang is a Ph.D. student in Petroleum Engineering. He received his Bachelor degree from Peking University and Master degree from Colorado School of Mines. His research mainly focuses on developing high performance computing reservoir simulator with general purpose multi-physics coupling. The developed software includes a fully coupled thermal- hydrological-mechanical (THM) parallel geothermal simulator, named as THM-EGS. He has research interests in geomechanics, transport mechanism, parallel computing, geothermal engineering and CO2-EOR. His work about the transport mechanism of shale gas at Schlumberger has been implemented in the industrial-standard reservoir simulator, ECLIPSE. He has published more than 10 papers, including four peer-reviewed journal papers. Currently, he is working on developing an advanced hydraulic fracturing software, named FracCSM. The software is able to conduct real-time simulation and automatic pumping stages design/optimization. The software will be tested and applied in Sulige Gas Field.



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Bowen Yao, Ph.D. Student

Bowen Yao is a Ph.D. student in Petroleum Engineering. He received his bachelor’s degree in Mechanical Engineering from Shanghai Jiao Tong University (2012) and his M.S. degree in Petroleum Engineering from Colorado School of Mines (2015). He joined Dr. Wu’s Energy Modeling Group (EMG) in Fall 2012. He has participated in the RPSEA project of Development of Non-Contaminating Cryogenic Fracturing Technology for Shale and Tight Gas Reservoirs. He is currently working on the project of Quantitative Characterization of Impacts of Coupled Geomechanics and Flow on Safe and Permanent Geological Storage of CO2 in Fractured Aquifers. His main research focus is on the experiments and simulation of rock fracturing process coupled with geomechanics and thermal effect.






Xiangyu Yu, Ph.D. Student

Xiangyu Yu is a Ph.D. student in Petroleum Engineering. He received his Bachelor degree from Department of Geology, Peking University in 2013 and his Master degree from Department of Civil Engineering, Colorado School of Mines in 2015. He conducted researches on uncertainty modeling and geotechnical stability analysis during his master degree. He has been working on TOUGH2 simulator and building a coreflooding experimental apparatus since he joined EMG. His current research topic is experimental and numerical study of gas flow in shale reservoirs.








Ye Tian, Ph.D. Student

Ye Tian is a Ph.D. student in Petroleum Engineering at Colorado School of Mines. He holds a bachelor’s degree from Southwest Petroleum University, China and a master’s degree from University of Regina, Canada, both in petroleum engineering. His current research project is experimentally investigating single and multiphase flow in microfluidics fabricated by nanotechnology. The primary object of his work is to develop fundamental knowledge of pore-scale phase and flow behaviors in unconventional reservoirs. He is also interested in understanding the physics of fluid flow during IOR/EOR in unconventional reservoirs.








Nasser Kadhem Aljishi, Ph.D. Student

Nasser Kadhem Aljishi is a Ph.D. student in the Petroleum Engineering with a minor in chemistry at Colorado School of Mines. He has a B.S. degree in Chemical Engineering from King Fahd University of Petroleum and Minerals (KFUPM), Dhahran, Saudi Arabia (2010), a M.S. degree in Petroleum Engineering and Mini-MBA both from Imperial College London, UK (2013). Nasser had worked for Saudi Aramco as a researcher and a reservoir management engineer for three years. His research interests involve: rock/fluid interactions, zeta potential, low salinity water flooding (LSWF), and enhanced oil recovery. His current research is focused on water chemistry impact on oil recovery to assess the different LSWF mechanisms.








Jiaheng Chen, M.S. Student

Jiaheng Chen is a Master of Science student in Petroleum Engineering. He received his Bachelor degree in Petroleum Engineering in May 2016 from Texas Tech University with honor and he had his Minor in Mechanical Engineering. He joined Dr. Wu’s Energy Modeling Group (EMG) in spring 2017. He had experience in production performance analysis and reservoir numerical simulation of Esperanza-Colibri with Research Institute of Petroleum Exploration and Development (RIPED) of PetroChina. His research interests include unconventional reservoir simulation and its application in transient pressure analysis.








Post Doctors & Visiting Scholars



Lei Wang, Post Doctor

Dr. Lei Wang is a postdoctoral researcher in the Petroleum Engineering Department at the Colorado School of Mines. He holds a BS in environmental engineering and an MS in petroleum engineering from China University of Petroleum (East China) and a PhD in petroleum engineering from Colorado School of Mines. His research interests include CO2 fracturing, CO2 geological sequestration, cryogenic fracturing, enhanced oil recovery, fluid flow and phase change in nanoporous media. He has authored or coauthored more than 20 technical papers.








Haojun Xie, Ph.D. Student

Haojun Xie is a visiting scholar in EMG group and is also a Ph.D. Student in Petroleum Engineering at China University of Petroleum (East China) since 2012. He received his bachelor’s degree (2010) and M.S. degree (2012) in Petroleum Engineering from China University of Petroleum, majoring in oil & gas development. His Ph.D. thesis is on Formation Mechanism of Remaining Oil for Fractured-Vuggy Carbonate Reservoirs Considering Filling Medium. And he is currently involved in the experiment of Quantitative Characterization of Impacts of Coupled Geomechanics and Flow on Safe and Permanent Geological Storage of CO2 in Fractured Aquifers by U.S Department of Energy (DOE).






Alumni



Dr. Zhao-Qin Huang, Post Doctor, Nov. 2013 - Nov. 2016

Dr. Zhaoqin Huang was a post doctor in EMG. He is currently an associate professor in petroleum engineering at China University of Petroleum (East China), Qingdao, China. He received his Ph.D. in Petroleum Engineering from China University of Petroleum (2012), majoring in oil & gas development. Dr. Huang focuses on the modelling of two/multi-phase flow through fractured/fractured karst carbonate reservoirs. Multi-scale & multi-physics numerical simulation of the transport phenomena in porous media is also his research area. He worked on the coupled flow and geomechanics in petroleum reservoir simulation during his post-doctor in EMG.


Publications




Naif B. Alqahtani, Ph.D. Student, Jan. 2011 - Sept. 2015

Dr. Naif Alqahtani earned his Ph.D. degree in Petroleum Engineering at Colorado School of Mines on Sep. 2015. He graduated with an engineering degree in Petroleum Engineering in 2005 from the King Saud University, Riyadh, Saudi Arabia. Since 2005, Naif has worked for KACST, Oil & Gas National Research Center, Riyadh, Saudi Arabia, as a scientific researcher. He graduated with a Master of Science degree in Petroleum Engineering in 2009 from Colorado School of Mines. He worked on the RPSEA project of Development of Non-Contaminating Cryogenic Fracturing Technology for Unconventional Reservoirs at EMG.



Publications




Taylor Patterson, M.S. Student, Jun 2013 - May 2015

Taylor Patterson earned his Master of Science degree in Petroleum Engineering at Colorado School of Mines on May 2015. He earned his bachelor’s degree in Environmental Engineering from The University of Georgia in Athens, Georgia in the Fall of 2012. Taylor was involved in a RPSEA project led by Dr. Wu and Dr. Yin on researching the effects of cryogenic fluid on reservoir rocks. He was specifically working on laboratory experiments to test the effectiveness of using pressurized liquid nitrogen to fracture reservoir rocks in an unconfined environment.








Yi Xiong, Ph.D. Student, Jan. 2012 - May 2015

Dr. Yi Xiong earned his Ph.D. degree in Petroleum Engineering at Colorado School of Mines on Dec. 2015. He received his bachelor and master degrees both in Computer Science in 2004 and 2007 from Wuhan University and Chinese Academy of Sciences, respectively. At EMG, he conducted research on coupled physical processes for Enhanced Geothermal Systems, and solving complex reservoir behaviors for tight oil system involving rock deformation, multiple porous systems and pore confinement effects. Dr. Yi Xiong has presented his research on several international conferences, such as Stanford Geothermal Workshop, SPE RCSC, CMG Foundation Meeting, and URTeC etc. He was also core modeler and developer for the released software TOUGH2-EGS and TOUGH2-EGS-MP (Massive Parallel version). Before starting his Ph.D. program, he worked as Field Engineer and Research Engineer with Schlumberger for four years

Publications




Long Cai, M.S. Student, Aug. 2011 - Feb. 2014

Mr. Long Cai earned his Master degree in Petroleum Engineering at Colorado School of mines on Feb/2014. He graduated from China University of Petroleum, Beijing (CUPB) and University of Alaska, Fairbanks (UAF) at 2011 for bachelor degree in petroleum engineering. He attended CSM at 2011, and joined Dr. Wu's EMG at 2012 for some research on shale gas flow. He proposed a sub-block dividing method which combines the MINC theory and a Schwarz-Christoffel mapping theory for his master thesis.









Hai Pu, Visiting Scholar, Dec. 2012 - Dec. 2013

Dr. Hai Pu is a professor of Engineering Mechanics from State Key Laboratory for GeoMechanics and Deep Underground Engineering, China University of Mining and Technology, Xuzhou, Jiangsu, China. He received his Bachelor degree in computer software, Master and Ph.D. in Engineering Mechanics all from China University of Mining and Technology in 2000, 2003 and 2007 respectively. His research interests include: (1) Over-broken rock seepage flow and its instability conditions; (2) Hydro-mechanical coupling problem at water-preserved coal mining; (3) Modeling of coupled processes of water and sand flow in rock mass; (4) Multi-scale modeling of rock deformation and failure; (5) Water-preserved coaling mining technology. He is member of International Society for Rock Mechanics (ISRM), Chinese Society for Rock Mechanics and Engineering (CSRME), China Coal Society (CCS), Chinese Society of Theoretical and Applied Mechanics (CSTAM) and Director of Jiangsu Society for Geotechnical Mechanics and Engineering(JSSGME).

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Ronglei Zhang, Ph.D. Student, Aug. 2009 - Sept. 2013

Mr. Ronglei Zhang earned his Ph.D. degree in Petroleum Engineering at Colorado School of mines on Sept/2013. He received his bachelor's degree and master's degree in Petroleum Engineering from Northeast Petroleum University, China, in 2006 and 2009, respectively. He joined Dr. Wu's Energy Modeling Group in fall 2009. He is involved in the project "Simulation of Coupled Processes of Flow, Transport, and Storage of CO2 in Saline Aquifers" (Funded by US Dept. of Energy, National Energy Technology Laboratory), developing a simulator, based on the TOUGH2 family of codes, for the coupled processes of fluid flow, solute transport and geochemical reactions.

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Perapon Fakcharoenphol, Ph.D. Student, Aug. 2008 - Aug. 2013

Mr. Perapon Fakcharoenphol earned his Ph.D. degree in Petroleum Engineering at the Colorado School of Mines on Aug/2013. He worked for a Thai oil and gas company for 5 years before starting the PhD program. His research interests are numerical simulation of coupled geomechanics and transport in porous media and well testing. Mr. Perapon Fakcharoenphol is working as a Geomechanics Specialist in Shell International Exploration and Production Inc.





Publications




Ajab Al-Otaibi, Ph.D. Student, Aug. 2003 - Aug. 2010

Dr. Ajab M. Al-Otaibi is currently an assistant professor of petroleum engineering at the College of Technological Studies (CTS) in Kuwait. He holds a B.S. degree (1998) from Kuwait University, an M.S. (2003) and Ph.D. (2010) degrees from the Colorado School of Mines, all in petroleum engineering. At CTS, he is teaching courses in petroleum reservoir engineering, well testing, and waterflooding. He worked for Kuwait Oil Company (KOC) in the reservoir engineering team of field development and exploration group on west fields of Kuwait. During his work in KOC, he supervised the UG field development plans, and developed single well and full field reservoir simulation models. During his MS and PhD study he was a member of the Marathon Center of Excellence for Reservoir Studies (MCERS) and the Energy Modeling Group (EMG), both research centers are in Colorado School of Mines. He is a member of SPE. His main research interests are well test analysis, reservoir modeling and simulation, horizontal wells, improved oil recovery, and fluid flow in porous media.

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Dr. Zizhong Chen, Assistant Professor, Aug. 2009 - Aug. 2011

Dr. Zizhong Chen is an Assistant Professor of Computer Science at the University of California, Riverside. His research interests include high performance computing, fault tolerance and checkpointing, power-aware algorithms and software, real number error/erasure correcting codes, numerical linear algebra algorithms and software, and computational science and engineering. His research results have been frequently published in leading computer science journals and conferences including IEEE Transactions on Parallel and Distributed Systems (TPDS), IEEE Transactions on Computers (TC), Journal of Parallel and Distributed Computing (JPDC), SIAM Journal on Matrix Analysis and Applications (SIMAX), SIAM Journal on Scientific Computing (SISC), IBM Journal of Research and Development (JRD), IEEE International Parallel and Distributed Processing Symposium (IPDPS), ACM SIGPLAN Symposium on Principles and Practice of Parallel Programming (PPoPP), ACM International Symposium on High-Performance Parallel and Distributed Computing (HPDC), ACM International Conference on Supercomputing (ICS), and ACM/IEEE International Conference for High Performance Computing, Networking, Storage and Analysis (SC). During the past five years, he has taught more than 20 classes for over 10 different courses and served as Program Chair/Co-Chair/Vice-Chair/Workshop-Chair for five international conferences and workshops, and Member of Technical Program Committee for over twenty international conferences and workshops. He received a Best Paper Award from the 19th International Supercomputer Conference in 2004, an Outstanding Faculty Award from Colorado School of Mines in 2010, and a CAREER Award from National Science Foundation in 2012. He is currently a senior member of the IEEE.

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Dr. Litang Hu, Visiting Scholar, June 2011 - June 2012

Dr. Litang Hu was a visiting scholar in Petroleum Engineering at the Colorado School of Mines and is also an associate professor at Beijing Normal University, Beijing, China. He worked as a post doctoral student at Tsinghua University, Beijing, from 2004 to 2006 to develop an integrated surface water-groundwater model for arid regions. He visited the University of Hong Kong for 3 months in 2008 and developed a 3D model of seawater intrusion, and this year he worked at Lawrence Berkeley National Laboratory for 2 months using the T2Well_ECO2N model to evaluate the risk of CO2 leakage during a CO2 storage project. His research interests lie in the development of mathematical models to describe flow and transport of reactive contaminants in porous and fractured porous media. Dr. Hu has developed saturated and unsaturated 3D groundwater models for the Beijing plain using the TOUGH2-EOS9 module. Recently he focuses on researches of the human activity, such as CO2 injection and geothermal activity, on groundwater system by using the TOUGH2 software. In this year, he will develop the model to describe the chemical processes on the scientific principles governing coupled thermo-hydro-mechanical and chemical (THMC) processes in geological systems and geo-materials.

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Dr. Yuedong Yao, Visiting Scholar, Oct. 2011 - Oct. 2012

Dr. Yuedong Yao was a visiting scholar in Petroleum Engineering at the Colorado School of Mines. He is also a professor at China University of Petroleum, Beijing, China. He received his Bachelor of Science (1995), Masters of Science (1997) and PhD (2000) in Petroleum Engineering from China University of Petroleum, majoring in oil & gas development. He has been teaching the course of Reservoir Engineering in the Department of Petroleum Engineering and has participated in ten research projects over the past 15 years. His research interests include advanced reservoir engineering, CO2 sequestration, numerical reservoir simulation, non-Darcy flow and well test analysis.


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Dr. Xiaoliang Zhao, Visiting Scholar, Sept. 2010 - Sept. 2011

Dr. Xiaoliang Zhao was a visiting scholar in Petroleum Engineering at the Colorado School of Mines and is also a lecturer at China University of Petroleum, China. He received his bachelor's degree, master's degree and Ph.D. in Petroleum Engineering from China University of Petroleum in 2002, 2006 and 2009, respectively. For his master's degree, he built a temperature monitoring system basing on optical fiber sensors, that can monitor in real-time reservoir performance. For his Ph.D., he worked on two reservoir development projects, one researching development technology for a complex carbonate reservoir with a gas condensate cap, and another on enhanced oil recovery by gas injection of the HOPE reservoir in Kazakhstan. At the same time, he participated in the compilation of a book entitled "Development Mode of Carbonate Reservoir in Oversee." His current research areas are in CO2 storage and use of CO2 in enhanced oil recovery.

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Dr. Yuan Di, Visiting Scholor, Sept. 2009 - Sept. 2010

Dr. Yuan Di is an associate professor of College of Engineering, Peking University, Beijing China. He received his bachelor of Civil Engineering from Xi'an Jiaotong University at Xi'an; master of Civil Engineering from Xi'an University of Architecture and Technology at Xi'an, and Ph.D. from Tongji University at Shanghai all from China. His research areas and interests include numberical simulation of multiphase flow in porous media, wave propagation in porous media, and analysis of borehole stability.

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Dr. Binshan Ju, Post-Doc, Sept. 2009 - Sept. 2010

Dr. Binshan Ju was a post-doctoral fellow in Petroleum Engineering at the Colorado School of Mines (2009-2010). He conducted a research in Oil, Water and CO2 Flow in Reservoirs and CO2 flooding numerical simulator development during the post-doctoral position. Now he is a professor in the School of Energy Resources, China University of Geosciences, Beijing. He received his master’s degree in Reservoir Engineering from the Petroleum Department of China University of Petroleum, East China, (CUPEC) in 1996, and received his Master’s Degree in Oil and Gas Engineering from the Petroleum Department of CUPEC in 1999. He was employed as a faculty member of Petroleum Department of CUPEC (1999-2004). He got a new start in the Development Engineering of Oil and Gas as a Ph.D. candidate of School of Energy Resources, China University of Geosciences, Beijing (CUGB) in 2004 and then received his Ph.D. two years later. From 2006, he began to engage in teaching and scientific researches in energy resources field as a faculty member of CUGB. He has published 1 academic book, 1 textbook and over 60 research papers, co-edited 1 textbook, and has given many (plenary and keynote) presentations worldwide. Two patents and two computer software copyright registration certificates have been granted.

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