| Compositional Flow Simulations of Mixed CO2-Water Injection into Geothermal Reservoirs: Geothermal Energy Combined with CO2 Storage |
Hamidreza Salimi, Remco Groenenberg, and Karl-Heinz Wolf |
Reservoir Engineering |
Nonisothermal Compositional Flow Simulation, CO2 Sorage, Geothermal Reservoirs, Phase appearance/disappearance, Phase Transition |
Stanford Geothermal Workshop |
2011 |
English |
| Stochastic Permeability Estimation for the Soultz-sous-Forêts EGS Reservoir |
Christian Kosack, Christian Vogt, Gabriele Marquart, Christoph Clauser, Volker Rath |
HDR/EGS |
Permeability, Staochastic simulation Monte Carlo, Ensemble Kalman Filter, shemat_suite, EGS, Soultz |
Stanford Geothermal Workshop |
2011 |
English |
| Gravel Pack Maintenance and Stimulation by Air Lifting |
Per-Gunnar Alm |
Field Studies |
Injection wells, pressure, logging, airlifting, gravel pack |
Stanford Geothermal Workshop |
2011 |
English |
| Load History and Buckling of the Production Casing in a High Temperature Geothermal Well |
Gunnar Skúlason Kaldal, Magnús Þ. Jónsson, Halldór Pálsson, Sigrún N. Karlsdóttir, Ingólfur Ö. Þorbjörnsson |
Modeling |
Casing, buckling, finite-element method |
Stanford Geothermal Workshop |
2011 |
English |
| Characterization of Rock Pore Features in Geothermal Systems Using Small Angle Neutron Scattering (SANS) |
Lawrence M. Anovitz, Gernot Rother, David R. Cole |
HDR/EGS |
SANS, USANS pore geometry, fractal |
Stanford Geothermal Workshop |
2011 |
English |
| Laboratory Testing and Modeling to Evaluate Perfluorocarbon Compounds as Tracers in Geothermal Systems |
Paul W. Reimus, Thomas Watson, Vince Vermeul, Dennis Newell, and Mark Williams |
Tracers |
Tracers, Perfluorocarbons, EGS, Thermal Decay |
Stanford Geothermal Workshop |
2011 |
English |
| Reservoir Assessment of the Olfus-Bakki Low-Temperature Geothermal System, SW Iceland |
Javier Gonzalez-Garcia, Gudni Axelsson, Gunnar Gunnarsson, and Einar Gunnlaugsson |
Low Temperature |
Olfus, Bakki, Iceland, low-temperature, reservoir assessment, lumped parameter modeling |
Stanford Geothermal Workshop |
2011 |
English |
| Coupled Wellbore and 3D Reservior Simulation of CO2 EGS |
Alvin I. Remoroza, Behdad Moghtaderi, Elham Doroodchi |
Modeling |
Super-critical CO2 EGS |
Stanford Geothermal Workshop |
2011 |
English |
| Fracture Conductivity of a Bauxite-Propped Geothermal System at In-Situ Conditions |
Trevor Stoddard, John McLennan, Joseph Moore |
HDR/EGS |
EGS, proppant, Bauxite, geothermal, fractures |
Stanford Geothermal Workshop |
2011 |
English |
| Removal of Water for Carbon Dioxide-Based EGS Operation |
Aleks D. Atrens, Hal Gurgenci, and Victor Rudolph |
HDR/EGS |
carbon dioxide; CO2; thermosiphon; EGS; hot dry rock; HDR; engineered geothermal systems |
Stanford Geothermal Workshop |
2011 |
English |
| Effect of Natural Convection Patterns on Optimal Location and Size of a Heat Sink in a Geothermal Reservoir |
Y. Feng, M. Tyagi and C.D. White |
Modeling |
Geothermal energy extraction, Natural convection, Downhole Heat Exchanger |
Stanford Geothermal Workshop |
2011 |
English |
| Acidising Case Study -- Kawerau Injection Wells |
Yoong Wei Lim, Malcolm Grant, Kevin Brown, Christine Siega and Farrell Siega |
Injection |
Acidising, Silica, Kawerau, Injection, Scale Removal, Reservoir Engineering, Geochemistry, Well Intervention |
Stanford Geothermal Workshop |
2011 |
English |
| Effects of Subsurface Topography and Hydrogeology on Gunung Talang Hot Water Systems, Sumatra, Indonesia: an Analysis Based on Gravity Data |
Alanda Idral |
Field Studies |
Cupak, Batu Bajanjang, Gravity, Gunung Talang, Sumatra, Indonesia, |
Stanford Geothermal Workshop |
2011 |
English |
| Investigation of the Use of the Ensemble Kalman Filter (EnKF) for History Matching Pressure and Temperature Data from Geothermal Reservoirs |
Omer Inanc Tureyen and Mustafa Onur |
Reservoir Engineering |
Ensemble Kalman Filter, Lumped Parameter Model |
Stanford Geothermal Workshop |
2011 |
English |
| Towards a Best Practice Methodological Appraisal System for Deep Geothermal Energy Systems in Aquifers |
W.A. van Leeuwen; C.N.P.J. Maaijwee and N.A. Buik |
Reservoir Engineering |
deep geothermal energy systems, appraisal method |
Stanford Geothermal Workshop |
2011 |
English |
| Kizildere Short Term Flow Test: Impact of New Deep Wells |
A. Güney, Füsun S. Tut Haklidir, T. Akin, A. Alpagut-Bukulmez |
Reservoir Engineering |
Kizildere, flow test, reservoir |
Stanford Geothermal Workshop |
2011 |
English |
| Preliminary Investigation of an Aseismic Doughnut Hole Region in the Northwest Geysers, California |
Katie Boyle, Stephen Jarpe, Lawrence Hutchings, John Peterson, Ernest Majer |
HDR/EGS |
aseismic region Northwest Geysers |
Stanford Geothermal Workshop |
2011 |
English |
| Crustal Stress Heterogeneity in the Vicinity of Coso Geothermal Field, CA |
Kelly Blake and Nicholas Davatzes |
Geophysics |
Borehole Induced Structures, Spectral Analysis |
Stanford Geothermal Workshop |
2011 |
English |
| Tracing Reinjected Water by Seismic Monitoring |
Cemil Gurbuz, Umran Serpen, Tahir Ongur, Niyazi Aksoy and Cagri Dincer |
Injection |
Seismic monitoring, reinjection |
Stanford Geothermal Workshop |
2011 |
English |
| DOE Real-Time Seismic Monitoring at Enhanced Geothermal System Sites |
Jay Nathwani, Ernest Majer, Katie Boyle, Don Rock, John Peterson, Stephen Jarpe |
Field Studies |
Induced seismicity |
Stanford Geothermal Workshop |
2011 |
English |