| Analysis of Thermal Effectiveness of Geothermal Multi-Borehole Circulating System |
Fomin, S.; Yoshida, K.; Hashida, T. |
HDR/EGS Theoretical Studies; Injection; Mathematical Model; |
Enhanced Geothermal Systems Theoretical Studies; Geothermal Energy; Heat Transfer; Injection and Production Wells; Mathematical Model; Multi-Borehole System |
Geothermal Resources Council Transactions |
2002 |
English |
| Geothermal Energy from Dry Holes: A Feasibility Study |
Bobok, Elemer; Toth, Aniko |
HDR/EGS Theoretical Studies; Dry Hole; Tubulars; Mathematica |
Enhanced Geothermal Systems Theoretical Studies; Dry Hole; Polypropylene Tubing; Mathematical Model |
Geothermal Resources Council Transactions |
2002 |
English |
| Reservoir Monitoring by Tracer Test of a 2001 Long Term Circulation Test at The Hijiori HDR Site, Yamagata, Japan |
Yanagisawa, Norio; Matsunaga, Isao; Sugita, Hajime; Tao, Hiroaki |
HDR/EGS; Tracer testing; Long Term Circular Test; Reservoir |
Enhanced Geothermal Systems Field Studies; Tracer Test; HDR; Long Term Circular Test; Reservoir Monitoring; Flow Path; Geochemistry |
Geothermal Resources Council Transactions |
2002 |
English |
| Productivity Changes in the Multi-Reservoir System at the Hijiori HDR Test Site During the Long-Term Circulation Test |
Tenma, Norio; Yamaguchi, Tsutomu; Tezuka, Kazuhiko; Kawasaki, Kouichi; Zyvoloski, George |
HDR/EGS; Long-term circulation test; Multi-reservoir System |
Enhanced Geothermal Systems Field Studies; Hijiori; HDR; EGS; Long-term circulation test; FEHM; Multi-reservoir System |
Geothermal Resources Council Transactions |
2002 |
English |
| Desert Peak East, Nevada: A Step Toward EGS Commercialization in the Basin and Range |
Schochet, Daniel; Robertson-Tait, Ann; Schriener, Alexander, Jr. |
HDR/EGS |
Enhanced Geothermal Systems Field Studies; EGS; HDR; Desert Peak; Basin and Range |
Geothermal Resources Council Transactions |
2002 |
English |
| Deep Sub-Vertical Structure at Soultz Hot Dry Rock Site Estimated by Reflection Technique Using Multi-Component Acoustic Emission Events |
Soma, Nobukazu; Niitsuma, Hiroaki; Baria, Roy |
HDR/EGS; Acoustic Emission; Reflection; Sub-Vertical Structu |
Enhanced Geothermal Systems Field Studies; Acoustic Emission; Reflection; HDR/EGS; Soultz; Sub-Vertical Structure |
Geothermal Resources Council Transactions |
2002 |
English |
| Creation of an Enhanced Geothermal System Through Hydraulic and Thermal Stimulation |
Rose, Peter E.; Barton, Colleen; Petty, Susan; McCulloch, Jess; Moore, Joseph N.; Kovac, Katie; Sheridan, Judith; Spielman, Paul; Berard, Brian |
HDR/EGS; Fractures |
Enhanced Geothermal Systems Field Studies; Fracture Analysis; Coso |
Geothermal Resources Council Transactions |
2002 |
English |
| In Situ Stress Field and Permeable Fractures in the Akinomiya Geothermal Field, Japan |
Okabe, Takashi; Kajiwara, Tatsuya; Nakata, Haruya; Hayashi, Kazuo; Yokomoto, Seiichi; Miyazaki, Shin'ichi |
HDR/EGS Field Studies; Stress Field; Drilling-Induced Tensil |
Enhanced Geothermal Systems Field Studies; Stress Field; Drilling-Induced Tensile Fracture; BHTV/FMI; Inversion; Akinomiya; NEDO; Critically Stressed Shear Fractures |
Geothermal Resources Council Transactions |
2002 |
English |
| DOE's Enhanced Geothermal Systems Program |
Nathwani, Jay; Creed, Robert J. |
HDR/EGS |
Enhanced Geothermal Systems Field Studies; Geothermal; EGS; DOE |
Geothermal Resources Council Transactions |
2002 |
English |
| Fracture System and Stress Field of Soultz Deep Reservoir Estimated by Multiplet-clustering Analysis of Induced Microseismic Events |
Moriya, H.; Miyano, S.; Niitsuma, H.; Baria, R. |
HDR/EGS; Multiplet; Clustering; Microseismicity |
Enhanced Geothermal Systems Field Studies; HDR; Multiplet; Clustering; EGS; AE; Microseismicity |
Geothermal Resources Council Transactions |
2002 |
English |
| Review of the Ogachi HDR Project: Search for Water Flow Paths in HDR Reservoir |
Kaieda, Hideshi; Ito, Hisatoshi; Suenaga, Hiroshi; Kusunoki, Kenichiro; Suzuki, Koichi; Kiho, Kenzo; Hong Li |
HDR/EGS; Reservoir Evaluation; Fracture; Acoustic Emission |
Enhanced Geothermal Systems Field Studies; Hot Dry Rock; Ogachi; Reservoir Evaluation; Fracture; Acoustic Emission |
Geothermal Resources Council Transactions |
2002 |
English |
| Microearthquake (AE) Observation for HDR Reservoir Evaluation at Ogachi, Japan |
Kaieda, Hideshi; Sasaki, Shunji |
HDR/EGS; Reservoir Evaluation; Stress |
Enhanced Geothermal Systems Field Studies; AE; Hot Dry Rock; Ogachi; Reservoir Evaluation; Stress |
Geothermal Resources Council Transactions |
2002 |
English |
| Stimulating Low Permeability Aquifers: Experiments in Rotliegend Sandstones (NE Germany) |
Hurter, Suzanne; Kohler, Silke; Saadat, Ali; Holl, Heinz-Gerd; Rockel, Wilfried; Trautwein, Ute; Zimmermann, Gunter; Wolfgramm, Markus; Huenges, Ernst |
HDR/EGS Field Studies; Hydraulic fracturing; ORC |
Enhanced Geothermal Systems Field Studies; Hydraulic Stimulation; North German Basin; ORC; Down-Hole Laboratory |
Geothermal Resources Council Transactions |
2002 |
English |
| Relocation of Microseismicity from a Stimulation of a Deep Reservoir at Soultz by a Variation of the Collapsing Method |
Asanuma, Hiroshi; Mochiduki, Shin-ya; Nakazato, Katsuhisa; Soma, Nobukazu; Niitsuma, Hiroaki; Baria, Roy |
HDR/EGS; Microseismicity; Collapsing; MTC/MURPHY Project |
Enhanced Geothermal Systems Field Studies; Microseismicity; Collapsing; MTC/MURPHY Project; Soultz HDR Project |
Geothermal Resources Council Transactions |
2002 |
English |
| Effects of Design and Processing Parameters on Performance of PDC Drag Cutters for Hard-Rock Drilling |
Wise, Jack L.; Raymond, David W.; Cooley, Craig H.; Bertagnolli, Ken |
Drilling and Completion; Hard Rock; PDC Cutters; PDC Bits; A |
Drilling and Completion; Hard Rock; PDC Cutters; PDC Bits; Abrasion; Impact; Wear |
Geothermal Resources Council Transactions |
2002 |
English |
| Proposal for New Type of Downhole Percussion Drills for Hard Rock Drilling |
Karasawa, Hirokazu; Ohno, Tetsuji; Ota, Akinori; Kaneko, Tsutomu; Koizumi, Masahiro; Yamada, Naoto; Miyamoto, Tetsuomi |
Drilling and Completion; Percussion Drill; Mud Hammer; Downh |
Drilling and Completion; Percussion Drill; Mud Hammer; Downhole Motor; Hard Rock; Drilling |
Geothermal Resources Council Transactions |
2002 |
English |
| Mitigation of Cyclic Production Behavior in a Geothermal Well at the Uenotai Geothermal Field, Japan |
Iwata, Shun; Nakano, Yuji; Granados, Eduardo; Butler, Steven; Robertson-Tait, Ann |
Drilling and Completion; Cycling Behavior; Remediation; Tubu |
Drilling and Completion; Uenotai; Cycling Behavior; Remediation; Coiled Tubing; PTSD Tool |
Geothermal Resources Council Transactions |
2002 |
English |
| A Proposal for the Real-Time Measurement of Drill Bit Tooth Wear |
Cooper, G. A. |
Drilling and Completion; Drill Bits; Simulation; Wear |
Drilling and Completion; Drill Bits; Simulation; Wear |
Geothermal Resources Council Transactions |
2002 |
English |
| Small Geothermal Development System Using Slim Hole Drilling Techniques for Remote Powering |
Ciptomulyono, Udibowo |
Drilling and Completion; Slimholes |
Drilling and Completion; Slim Hole; Remote Powering; Least Cost; Modular Unit |
Geothermal Resources Council Transactions |
2002 |
English |
| Evaluating Light-Weight Cement in the Geothermal Environment |
Batcheller, Gary W. |
Drilling and Completion; Lightweight Cement; Foam Cement; Ac |
Drilling and Completion; Lightweight Cement; Foam Cement; Acoustic Impedance; Casing; Ultrasonic Logs; Acoustic Logs; Micro Annulus |
Geothermal Resources Council Transactions |
2002 |
English |