| Control of Magnesium Silicate Scaling in District Heating Systems |
Trausti Hauksson, Sverrir PÛrhallsson, Einar Gunnlaugsson and Albert Albertsson |
SECTION 11 - Corrosion and Scaling |
scaling, magnesium-silicate, district heating, Iceland |
World Geothermal Congress |
1995 |
English |
| Stress Field and Formation of Fracture Network in the Solidified Magma Region for the Direct Utilization of Magma Energy |
Kazuo Hayashi, Kiyoshi Takeuchi and Hiroyuki AbÈ |
SECTION 12 - Advanced Technologies (HDR - Magma - Geopressur |
magma energy, open system, stress field, fracture network |
World Geothermal Congress |
1995 |
English |
| A Borehole Simulation Autoclave for Logging Tool Testing at HDR Environment |
Paul Hegemann and Fritz Rummel |
SECTION 12 - Advanced Technologies (HDR - Magma - Geopressur |
boreholes, autoclave, logging tool testing, HDR |
World Geothermal Congress |
1995 |
English |
| Volcanic Hazards to Energy Infrastructure - Ash Fallout Hazards and Their Mitigation |
Grant Heiken, Mark Murphy, William Hackett and William Scott |
SECTION 13 - Environmental and Social Aspects |
natural hazards, volcanic hazards, ash fallhout |
World Geothermal Congress |
1995 |
English |
| Economic Analysis of Heat Mining |
Howard Herzog, Jefferson Tester and Marcus Frank |
SECTION 12 - Advanced Technologies (HDR - Magma - Geopressur |
hot dry rock, heat mining, economics, modeling |
World Geothermal Congress |
1995 |
English |
| Production of Sulfuric Acid from Geothermal Power Station Exhausted Gas for Use in Scale Prevention |
Kazuo Hirowatari, Syunji Kusaba, Jun Izumi and Kazuhisa Takeuchi |
SECTION 11 - Corrosion and Scaling |
silica scaling, hydrogen sulphide, power generation |
World Geothermal Congress |
1995 |
English |
| Ogachi Project with Multi-Layer Fracturing Method for HDR Geothermal Power-Outline and Future Plan |
Yoshinao Hori, Hideshi Kaieda and Koichi Kitano |
SECTION 12 - Advanced Technologies (HDR - Magma - Geopressur |
HDR, multiple reservoirs, fracturing, flow testing, Ogachi |
World Geothermal Congress |
1995 |
English |
| Hydraulic Fracturing Test and Pressure Behavior Analysis for Fracture Evaluation |
Masami Hyodo, Nohuo Shinohara, Shinji Takasugi, Chris A. Wright and A.S.P. Green |
SECTION 12 - Advanced Technologies (HDR - Magma - Geopressur |
hydraulic fracture stimulation, HDR, fracture geometry, fracture analysis |
World Geothermal Congress |
1995 |
English |
| Hydrofrac Stress Measurements under Conditions of High Temperature |
Takatoshi Ito and Tadasu Sasaki |
SECTION 12 - Advanced Technologies (HDR - Magma - Geopressur |
hot dry rock, well tests, hydraulic fracturing, In-situ stress, high temperature, shut-in pressure |
World Geothermal Congress |
1995 |
English |
| Establishing the Power Plant Contracts for the Leyte Geothermal Power Project |
S.P. Javellana, J.B. Randle, F.M. Dolor, M.A. Medado, M.V. de Jesus and P.R. Barnett |
SECTION 14 - Economics, Financing, Marketing and Training |
Leyte, geothermal, power plant, contracts, BOT, BOO |
World Geothermal Congress |
1995 |
English |
| Imaging Induced Microseismicity During the 1993 Injection Tests at Soultz-Sous-forets, France |
R.H. Jones, A. Beauce, A. Jupe, H. Fabriol and B.C. Dyer |
SECTION 12 - Advanced Technologies (HDR - Magma - Geopressur |
microseismicity, fluid injections, HDR |
World Geothermal Congress |
1995 |
English |
| Evaluation of Hydraulic Tests at Soultz-Sous-forets, European HDR-Site |
Reinhard Jung, Jonathan Willis Richard, Jonathan Nicholls, Alberto Bertozzi and Babara Heinemann |
SECTION 12 - Advanced Technologies (HDR - Magma - Geopressur |
hot-dry-rock, hydraulic fracturing, hydraulic testing |
World Geothermal Congress |
1995 |
English |
| Numerical Modelling of HDR Reservoirs |
Andrew Jupe, Dominique Bruel, Timothy Hicks, Robert Hopkirk, Oskar Kappelmeyer, Thomas Kohl, Olaf Kolditz, Nelson Rodrigue |
SECTION 12 - Advanced Technologies (HDR - Magma - Geopressur |
mathematical modelling, reservoir simulation |
World Geothermal Congress |
1995 |
English |
| AE and Mise-a-la-masse Measurements During a 22-day Water Circulation Test at Ogachi HDR Site, Japan |
Hideshi Kaieda, Yasuhiro Fujimitsu, Takeshi Yamamoto, Hideki Mizunaga, Keisuke Ushijima and Shunji Sasaki |
SECTION 12 - Advanced Technologies (HDR - Magma - Geopressur |
induced seismicity, geophysical methods, HDR, acoustic emission, electrical resistivity |
World Geothermal Congress |
1995 |
English |
| Reservoir Characterization by Geochemical Method at the Ogachi HDR Site, Japan |
Kenzo Kiho and Vikandy S. Mambo |
SECTION 12 - Advanced Technologies (HDR - Magma - Geopressur |
HDR, Ogachi, geochemical measurement, hydraulic fracturing, acoustic emission |
World Geothermal Congress |
1995 |
English |
| Aluminum Packers for Hydrofrac Experiments in Hostile Borehole Environment |
Gerd Klee and Paul Hegemann |
SECTION 12 - Advanced Technologies (HDR - Magma - Geopressur |
hydraulic-fracturing, aluminium packer technology |
World Geothermal Congress |
1995 |
English |
| Management of Fluid Injection in Geothermal Wells to Avoid Silica Scaling at Low Levels of Silica Oversaturation |
Christopher W. Klein |
SECTION 11 - Corrosion and Scaling |
scaling, silica, rate, modeling, prediction, injection |
World Geothermal Congress |
1995 |
English |
| Water Flow Impedance through a Fracture Made by Hydraulic Pressure |
Hideo Kobayashi, Yasuki Oikawa and Isao Matsunaga |
SECTION 12 - Advanced Technologies (HDR - Magma - Geopressur |
flow impedance, hydraulic fracture, fracture aperture, hot dry rock |
World Geothermal Congress |
1995 |
English |
| Modelling of Turbulent Flow Transients Within Hot Dry Rock Fracture Systems: Preliminary Results |
T. Kohl, K.F. Evans, R.J. Hopkirk, R. Jung and L. Rybach |
SECTION 12 - Advanced Technologies (HDR - Magma - Geopressur |
forced fluid flow, fractured rock, hydraulic testing, non-laminar flow model |
World Geothermal Congress |
1995 |
English |
| Modelling Flow and Heat Transfer in Fractured Rocks: Application on Heat Extraction from Hot Dry Rocks |
Olaf Kolditz, Christoph Clauser, R¸diger Schellschmidt and R¸diger Schulz |
SECTION 12 - Advanced Technologies (HDR - Magma - Geopressur |
geothermal modelling, hot dry rock, fracture network |
World Geothermal Congress |
1995 |
English |