| Development of a Safer and More Efficient Method for Abatement of H2S during Geothermal Well Drilling |
Hirtz, Paul; Mac Phee, Tom |
Drilling; Environmental aspects; Hydrogen sulfide; Air quali |
Drilling; Environmental; USA; California; Lake; The Geysers; H2S; Air Quality; Abatement; NCG |
Geothermal Resources Council Transactions |
1989 |
English |
| Operational Results of a Dry-Steam Resource Chloride Corrosion Mitigation System |
Hirtz, Paul; Miller, Joe; Prabhu, Edan |
Corrosion; Power plant design and operation; Chloride; Scrub |
Power Generation; Production; Brine Technology; USA; California; Geysers; Case Histories; Corrosion; Stress Corrosion Cracking; Power Plant Maintenance; Design; Steam; Gathering System; Steam Turbines; pH; Scrubbing; Scale-Scaling; Noncondensable Gas; Aci |
Geothermal Resources Council Transactions |
1990 |
English |
| Machine Learning-Based Power Density Prediction for Binary Cycle Geothermal Power Generation in Japan |
Hisako MOCHINAGA |
Modeling |
machine learning, power density, geothermal reservoir modeling, FNN, RNN, sequence to sequence prediction |
Stanford Geothermal Workshop |
2022 |
English |
| Probabilistic Approach for 3D Conceptual Modelling Using Multi Geophysical Data |
Hisako MOCHINAGA, Naoshi AOKI, David SUNWALL, Michael S. ZHDANOV, Takuji MOURI |
Exploration |
3d conceptual modelling, artificial neural networks, seismic attributes, Bayesian classification |
World Geothermal Congress |
2020 |
English |
| Compressional and Shear Wave Velocities in Water Filled Rocks during Water-Steam Transition |
Hisao Ito, John DeVilbiss and Amos Nur |
Reservoir Physics |
— |
Stanford Geothermal Workshop |
1978 |
English |
| Lumped Parameter Model Considering Reinjection of Steam Condensate for Chemical Changes in the Sumikawa Reservoir, Japan |
Hisao Kato, Junko Kamei and Osamu Matsubaya |
Reservoir Evaluation |
Geochemical Monitoring, Reinjection, Steam Condensate, Lumped Parameter Model |
World Geothermal Congress |
2000 |
English |
| High-Angle Directional Drilling at Takigami Geothermal Field |
Hisashi Jotaki |
Drilling and Completion Technology |
Takigami, Mwd, High-Angle, Directional Drilling, TR-5, TR-6 |
World Geothermal Congress |
2000 |
English |
| Practical Application of Directional Drilling at Takigami Geothermal Fields, Japan |
Hisashi Jotaki and Keisuke Ushijima |
10. Drilling and Completion Technology |
Takigami, MWD, directional drilling, steerable, reinjection well |
World Geothermal Congress |
2005 |
English |
| Dating Single Zircon by Fission-Track and U-Pb Methods-A Case Study on a Granite at the Cooper Basin HFR Site, Australia- |
Hisatoshi Ito |
12. Geology |
dating method, zircon, fission-track, U-Pb, Cooper Basin |
World Geothermal Congress |
2010 |
English |
| Fracture Investigation of the Granitic Basement in the HDR Ogachi Project, Japan |
Hisatoshi Ito and Koichi Kitano |
Advanced Technologies (HDR, Magma, Geopressure) |
hot dry rock, Ogachi, natural fracture, hydrothermal brecciation, BHTV |
World Geothermal Congress |
2000 |
English |
| Preliminary Results of CO2 Sequestration into Ogachi Geothermal Reservoir, Northeast Japan |
Hisatoshi Ito, Hideshi Kaieda, Akira Ueda, Koichi Kato, Takashi Ohsumi and Tatsuya Yajima |
2. Environmental and Societal Aspects |
Global warming, CO2 sequestration, Ogachi, calcite, anhydrite |
World Geothermal Congress |
2005 |
English |
| Elevation and Gravity Changes at Geothemal Fields on the Reykjanes Peninsula, Sw Iceland |
Hjalmar Eysteinsson |
Environmental and Social Aspects |
Elevation, gravity, geothermal |
World Geothermal Congress |
2000 |
English |
| Resistivity Survey in the Alid Geothermal Area, Eritrea, a Joint Interpretation of TEM and MT Data |
Hjálmar Eysteinsson, Andemariam Teklesenbet, Guðni Karl Rosenkjær and Ragna Karlsdottir |
13. Geophysics |
Resistivity, MT, TEM, Alid, Eritrea Geothermal, joint inversion |
World Geothermal Congress |
2010 |
English |
| Hydrothermal Evolution of the Nesjavellir Hightemperature System, Iceland |
Hjalti Franzson |
Case Histories |
Iceland, Nesjavellir, geothermal system, mineral deposition, geothermal evolution |
World Geothermal Congress |
2000 |
English |
| Reservoir Geology of the Nesjavellir High Temperature Fields in SW-Iceland |
Hjalti Franzson |
Geology and Exploration |
— |
PNOC-EDC Geothermal Conference |
1998 |
English |
| Formation of Clays and Chlorites in the Upper Icelandic Crust |
Hjalti FRANZSON and Einar GUNNLAUGSSON |
Geology |
Iceland, high-temperature system, Nesjavellir, thermal gradient, hydrothermal alteration, clay deposition, clay recrystallization, zeolite alteration |
World Geothermal Congress |
2020 |
English |
| The Hengill-Hellisheiði Geothermal Field. Development of a Conceptual Geothermal Model |
Hjalti Franzson, Bjarni Reyr Kristjánsson, Gunnar Gunnarsson, Grímur Björnsson, Arnar Hjartarson, Benedikt Steingrímsson, Einar Gunnlaugsson, Gestur Gíslason |
26. Exploration |
High-temperature field, exploration, geology, conceptual model |
World Geothermal Congress |
2005 |
English |
| The Hengill Geothermal System, Conceptual Model and Thermal Evolution |
Hjalti Franzson, Einar Gunnlaugsson, Knútur Árnason, Kristján Sæmundsson, Benedikt Steingrímsson and Björn S. Harðarson |
11. Exploration |
Iceland, Hengill, geothermal system, geology, geophysics, formation temperature, hydrothermal alteration, geothermal model, thermal evolution |
World Geothermal Congress |
2010 |
English |
| The Dallol Geothermal Area Northern Afar, Ethiopia. Surface Geology and Fluid Chemistry |
Hjalti FRANZSON, Helga Margrét HELGADÓTTIR, Finnbogi ÓSKARSSON |
Exploration |
Dallol, Ethiopia, surface geology, hydrothermal manifestations, fluid geochemistry |
World Geothermal Congress |
2015 |
English |
| REYKJANES HIGH-TEMPERATURE FIELD, SW-ICELAND. GEOLOGY AND HYDROTHERMAL ALTERATION OF WELL RN-10 |
Hjalti Franzson, Sigvaldi Thordarson, Grimur Bjornsson, Steinar Th. Gudlaugsson, Bjarni Richter, Gudmundur O. Fridleifsson and Sverrir Thorhallsson |
Geology |
Reykjanes , Iceland, hydrothermal alteration |
Stanford Geothermal Workshop |
2002 |
English |