Annual Stanford Workshop on Geothermal Reservoir Engineering


Final Technical Program: Last Update Thu 1/31/2008.

MONDAY JANUARY 28, 2008

7:30 am REGISTRATION/ CONTINENTAL BREAKFAST


8:30 am SESSION 1: INTRODUCTION/OPENING
Chair: Kewen Li

(1) "The Impacts of Drilling and Reservoir Technology Advances on EGS Exploitation," Hildigunnur Thorsteinsson, Chad Augustine, Brian J. Anderson, Michal C. Moore, Jefferson W. Tester [Paper]

(2) "Hot Rocks in Australia -- National Outlook," Barry A. Goldstein, Anthony (Tony) J. Hill, Anthony R. Budd, Fiona Holgate, Michael Malavazos [Paper]


10:15 am COFFEE BREAK


10:45 am SESSION 2: ENHANCED GEOTHERMAL SYSTEMS I
Chair: Jeff Tester

(3) "Numerical Studies of Fluid-Rock Interactions in Enhanced Geothermal Systems (EGS) with CO2 as Working Fluid," Tianfu Xu, Karsten Pruess and John Apps [Paper]

(4) "Characterization of Fracture Connectivity and Fluid Flow Pathways Derived from Geological Interpretation and 3D Modelling of the Deep Seated EGS Reservoir of Soultz (France)," Sausse J., Dezayes C., Genter, A. and Bisset, A. [Paper]

(5) "Exceptional Enhanced Geothermal Systems from Oil and Gas Reservoirs," Kewen Li and Lingyu Zhang [Paper]

(6) "Chemical Stimulation Operations for Reservoir Development of the Deep Crystalline HDR/EGS System at Soultz-sous-Forêts (France)," P. Nami, R. Schellschmidt, M. Schindler, T. Tischner [Paper]


12:30 pm LUNCH


1:30 pm SESSION 3: ENHANCED GEOTHERMAL SYSTEMS II
Chair: Subir Sanyal -

(7) "Challenges for Geothermal Energy Utilisation," Hal Gurgenci, Victor Rudolph, Tapan Saha, and Max Lu [Paper]

(8) "A Three-Dimensional Poroelastic Model for Water Injection into a Geothermal Reservoir," X. Zhou and A. Ghassemi [Paper]

(9) "Identifying Fractures using Fluid Inclusion Stratigraphy: Insights from Fluid Inclusion Thermometry," Lara Owens, Lorie Dilley, David Norman [Paper]

(10) "Review of Hydraulic Stimulation Operations in the 5 km Deep Crystalline HDR/EGS-Reservoir at Soultz-sous-Forêts," M. Schindler, P. Nami, R. Schellschmidt, D. Teza, T. Tischner [Paper]


3:15 pm COFFEE BREAK


3:45 pm SESSION 4: FIELD STUDIES I
Chair: Ben Barker

(11) "Assessment of Power Generation Capacity of the Western Geopower Leasehold at the Geysers Geothermal Field, California," Subir K. Sanyal, Christopher W. Klein, James R. McNitt, Roger C. Henneberger, and Kenneth MacLeod [Paper]

(12) "Capacity Assessment of the Reservoir, Hofsstadir Geothermal Field W-Iceland," Mahnaz Rezvani Khalilabad, Gudni Axelsson [Paper]

(13) "Economic Analysis for District Heating of Kâhta County with Brine from Karakuş Oil Field in Turkey," Umran Serpen [Paper]

(14) "Results of Stimulation Treatments at the Geothermal Research Wells in Groß Schönebeck, Germany," Zimmermann, G., Reinicke, A., Brandt, W., Blöcher, G., Milsch, H., Holl, H.-G., Moeck, I., Schulte, T., Saadat, A., Huenges, E. [Paper]


5:30 pm WINE AND CHEESE


TUESDAY JANUARY 29, 2008

7:30 am REGISTRATION/ CONTINENTAL BREAKFAST


8:30 am SESSION 5(A): RESERVOIR ENGINEERING I
Chair: Rob Stacey

(15) "Modelling of Pore Pressure Response Due to Hydraulic Stimulation Treatments at the Geothermal Research Doublet EGrSk03/90 and GtGrSk04/05 in Summer 2007," Guido Bloecher, Inga Moeck, Harald Milsch & Guenter Zimmermann [Paper]

(16) "Optimization of Geothermal Well Stimulation Design Using a Geomechanical Reservoir Simulator," Keita Yoshioka, Bulent Izgec and and Riza Pasikki [Paper]

(17) "Fracture-Flow-Enhanced Solute Diffusion into Fractured Rock," Yu-Shu Wu, Ming Ye, and E. A. Sudicky [Paper]

(18) "Numerical Simulation for Development Scenarios of NW-Sabalan Geothermal Reservoir, Iran," Younes Noorollahi, Ryuichi ltoi [Paper]


8:30 am SESSION 5(B): GEOCHEMISTRY
Chair: Pete Rose

(19) "Mineralogy and Fluid Inclusion Gas Chemistry of Production Well Mineral Scale Deposits at the Dixie Valley Geothermal Field, USA," McLin, K.S., Moore, J.N., Park, J., Norman, D.I. [Paper]

(20) "The Fluid Characteristics of Three Exploration Wells Drilled at Olkaria-Domes Field, Kenya," Opondo Kizito Maloba [Paper]

(21) "Field Testing of pH Modification Silica Inhibition with Chemical Corrosion Inhibition," A.I. Remoroza, A.V. Mejorada, A.T.N. Salazar [Paper]

(22) "Hydrogeochemistry of Thermal Sources, Mutnovsky Volcano, South Kamchatka (Russia)," Bortnikova S.B., Bessonova E.P., Gavrilenko G.M., Vernikovskaya I.V., Bortnikova S.P., Palchik N.A. [Paper]


10:15 am COFFEE BREAK


10:45 am SESSION 6(A): RESERVOIR ENGINEERING II
Chair: John Pritchett

(23) "Geothermal Drilling Success at Blue Mountain, Nevada," Glenn Melosh, Brian Fairbank, and Kim Niggeman [Paper]

(24) "Optimization of Reinjection in Low Temperature Geothermal Reservoirs Using Neural Network and Kriging Proxies," Serhat Akin [Paper]

(25) "A New Non-isothermal Lumped-Parameter Model for Low Temperature, Liquid Dominated Geothermal Reservoirs and Its Applications," Mustafa Onur, Hulya Sarak, O. Inanc Tureyen, Murat Cinar, Abdurrahman Satman [Paper]

(26) "Decision Tree Analysis of Possible Drilling Outcomes to Optimise Drilling Decisions," Malcolm A. Grant [Paper]


10:45 am SESSION 6(B): GEOSCIENCES
Chair: Joe Moore

(27) "Geothermal Potential Assessment of Clastic Triassic Reservoirs (Upper Rhine Graben, France)," C. Dezayes, A. Genter, I. Thinon, G. Courrioux, B. Tourlière [Paper]

(28) "Microseismic Event Analysis in Conjunction with Stimulation Treatments at the Geothermal Research Well GtGrSk4/05 in Groß Schönebeck/Germany," Kwiatek, G., Bohnhoff, M., Dresen, G., Schulze, A., Schulte, T., Zimmermann, G., Huenges, E. [Paper]

(29) "Geothermal Manifestations and Earthquakes in the Caldera of Santorini, Greece: an Historical Perspective," Mario-César Suárez Arriaga, Yiannis Tsompanakis and Fernando Samaniego V. [Paper]


12:30 pm LUNCH


1:30 pm SESSION 7(A): RESERVOIR ENGINEERING III
Chair: Egill Juliusson

(30) "Downhole Enthalpy Measurement with Fiber Optics," Nilufer Atalay, Kewen Li and Roland N. Horne [Paper]

(31) "A Simple Well Bore Flow Simulator in Spreadsheet Format," Mike Timlin [Paper]

(32) "Tracing of Injection by Using Gases Derived from Lost-Circulation Materials in Matsukawa Geothermal Field, Japan," Daisuke Fukuda and Masahiro Sarudate [Paper]

(33) "Tracer Test Analysis with Triple Porosity Model for Naturally Fractured Reservoirs with Transient Transfer in Matrix-Fracture and Microfractures-Fractures," Héctor Pulido, Fernando Samaniego V., Jesús Rivera, Guadalupe Galicia-Muñoz and Carlos Vélez [Paper]


1:30 pm SESSION 7(B): GEOPHYSICS
Chair: Lara Owens

(34) "Seismic Monitoring of EGS Tests at the Coso Geothermal Area, California, Using Accurate MEQ Locations and Full Moment Tensors," Gillian R. Foulger, Bruce R. Julian, Francis C. Monastero [Paper]

(35) "Microseismic Signatures of Hydraulic Fracture Propagation in Sedimentary Formations," T. Fischer, S. Hainzl, Z. Jechumtalova, L. Eisner [Paper]

(36) "Time-Dependent Seismic Tomography and Its Application to the Coso Geothermal Area, 1996-2006," Bruce R. Julian, Gillian R. Foulger, Francis C. Monastero [Paper]


3:15 pm COFFEE BREAK


3:45 pm SESSION 8(A): MODELING I
Chair: Aburrahman Satman

(37) "Development of the Optimum Numerical Reservoir Model of the Ogiri Geothermal Field, Kyushu, Japan, Using iTough2," Yurie Kumamoto, Ryuichi Itoi, Toshiaki Tanaka and Yukio Hazama [Paper]

(38) "Geothermal Vertical Effects in Thermal Response Tests," T.V. Bandos, Á. Montero, J.L. González, J. M. Isidro, J. Pérez, E. Fernández, P. Fernández de Córdoba, J. F. Urchueguía [Paper]

(39) "Production Capacity Assessment: Numerical Modeling of Geothermal Resources," Jonas Ketilsson, Gudni Axelsson, Magnus Thor Jonsson, Halldor Palsson [Paper]


5:30 pm INFORMAL LAB TOUR


6:30 pm RECEPTION AND BANQUET


8:00 pm ENTERTAINMENT


WEDNESDAY JANUARY 30, 2008

7:30 am REGISTRATION/ CONTINENTAL BREAKFAST


8:30 am SESSION 9(A): MODELING II
Chair: Sabodh Garg

(40) "Preliminary Experimental Investigation of Water Injection to Reduce Non-Condensible and Corrosive Gases in Steam Produced from Vapor-Dominated Reservoirs," Timothy J. Kneafsey, Karsten Pruess, and Nicolas Spycher [Paper]

(41) "Geothermal Electricity Technologies Evaluation Model - DOE Tool for Assessing Impact of Research on Power Generation Costs," Greg Mines [Paper]

(42) "Fatigue Life Prediction of Buttress Casing Connection Exposed to Large Temperature Variations," Catalin Teodoriu, Gioia Falcone [Paper]

(43) "Comparison of Well Completions used in Oil/Gas Wells and Geothermal Wells: a New Approach to Technology Transfer," Catalin Teodoriu, Gioia Falcone [Paper]


10:15 am COFFEE BREAK


10:45 am SESSION 10(A): FIELD STUDIES II
Chair: Joel Renner

(44) "Power Generation Potentials of Major Geothermal Fields in Turkey," Umran Serpen, Didem Korkmaz and Abdurrahman Satman [Paper]

(45) "Depressurization as a Strategy for Mining Ore Bodies with an Active Geothermal System," Romeo Rodriguez, Zosimo Aunzo, Jacqueline Kote and Samuel Gumo [Paper]

(46) "Limits of Heat Extraction from Dry Hole," Aniko Toth and Elemer Bobok [Paper]

(47) "Economic and Technical Case for Commercial Exploitation of EGS Systems," Roy Baria & Susan Petty [Paper]


SESSION 13: Publication Only
Chair: -

(48) "Discussion on Some Key Problems About the Utilization of the Underground Water-Source Heat Pump in Urban Area, Tianjin," Zhao Zengmin [Paper]

(49) "Designing an Interference Well Test in a Geothermal Reservoir," I. M. Kutasov and L. V. Eppelbaum [Paper]

(50) "Hydrochemical and Seismic Variability of Thermal Waters Parameters in Condition of the Operation and Maintenance Phase of Geothermal Deposits in Republic Dagestan (Russia)," Andrey M. Boykov [Paper]

(51) "Injection of Salty Water into a Hot Rock, Saturated with Superheated Vapour," G. Tsypkin [Paper]

(52) "Polycondensation Kinetics of Orthosilicic Acid in a Hydrothermal Solutions," Kashutina I.A., Potapov V.V., Shulga O.V., Sadovnikova A. O., Kashpura V.N., Gorbach V.A., Min G.M. [Paper]

(53) "Implementing a New Effective Finite Difference Formulation for Borehole Heat Exchangers into a Heat Transport Code," Darius Mottaghy and Lydia Dijkshoorn [Paper]

(54) "Ground Source Heat Pumps Applications in Italy," Davide Maritan and Roberto Panizzolo [Paper]

(55) "Air Quality Impact Assessment of Sabalan Geothermal Power Plant Project, NW Iran," Hossein Yousefi, Sachio Ehara, Younes Noorollahi [Paper]

(56) "Heat and Mass Discharge of the Mutnovsky Volcano," A. Kiryukhin, M. Ramsey, V. Droznin, A. Carter, S. Rose, V. Dvigalo, I.Dubrovskaya [Paper]

(57) "GIS Integration Method for Geothermal Power Plant Siting in Sabalan Area, NW Iran," Hossein Yousefi, Sachio Ehara [Paper]

(58) "Application of Transient Wellbore Simulator to Evaluate Deliverability Curve on Hypothetical Well-X," Khasani, Suhanan, Deendarlianto, A. Harijoko, T. Dwikorianto, and I.B. Prasojo [Paper]

(59) "Experiments on Silica Sols Production from Hydrothermal Solutions by Membrane Filters," Potapov V.V., Gorbach V.A., Sulga O.V., Sadovnikova A. O., Min G.M., Kashutina I.A. [Paper]

(60) "Structure Features of Subsurface Channels of Anomalous Thermal Springs (Mutnovsky Volcano, South Kamchatka)," Manstein Yu.A., Bortnikova S.B., Manstein A.K. [Paper]

(61) "MoodyChart: an ActiveX Component to Calculate Friction Factor for Fluid Flow in Pipelines," Mahendra P. Verma [Paper]