| Development of a Small and Low-Temperature Geothermal Power Generation System and Its Marketability in Asia |
Hirofumi Muraoka, Munetake Sasaki, Norio Yanagisawa and Kazumi Osato |
Role of geothermal energy |
geothermal power generation, small system, low-temperature system, Kalina-cycle, applicability, marketability, hot spring power generation, Japan, rural electrification, Asia Pacific |
Asian Geothermal Symposium |
2008 |
English |
| A Hypothesis on Concealed Magmatism in Southern Tibet |
Hirofumi Muraoka, Osamu Ishizuka, Jian Chen, Suojia and Shin’ichi Miyazaki |
Session-7 Current Geothermal Topics in Tibet |
southern Tibet, concealed magmatism, neutral buoyancy depth, graben, tectonics, volcano, geothermal resources. |
Asian Geothermal Symposium |
2006 |
English |
| Preliminary Resource Assessment of Hot Spring Power Generation in Japan |
Hirofumi Muraoka, Susumu Sasaki, Takayuki Sawaki and Keiji Kimbara |
Regional Resource Assessment |
hot spring, low enthalpy geothermal resources, Kalina cycle, resource assessment, geothermal power generation, Japan |
Asian Geothermal Symposium |
2004 |
English |
| Helium from Geothermal Sources |
Hirok CHAUDHURI, Bikash SINHA, D. CHANDRASEKHARAM |
Minerals Extraction and Processing |
Indian geothermal provinces, thermal springs, helium exploration, geothermal power |
World Geothermal Congress |
2015 |
English |
| Research on Drilling Techniques for Deep Geothermal Wells |
Hirokazu Karasawa, Tetsuji Ohno and Hided Kobayashi |
Deep Geothermal Resources |
— |
Japan International Geothermal Symposium |
1997 |
English |
| Reevaluation of Reservoir Structure at Ogachi HDR Field by Precise Source Location of AE Multiplet |
Hirokazu Moriya, Hiroaki Niitsuma and Hideshi Kaieda |
Advanced Technologies (HDR, Magma, Geopressure) |
doublet/multiplet,Ogachi HDR field |
World Geothermal Congress |
2000 |
English |
| Multiplet Analysis for Estimation of Critical Pore-Pressure of Fractures Inside Geothermal Reservoirs |
Hirokazu Moriya, Hiroaki Niitsuma and Roy Baria |
16. Advanced (HDR, Magma, Geopressure) |
Multiplet, Pore-pressure, Shear Slip, Microseismicity, Hydraulic Fracturing, Stimulation |
World Geothermal Congress |
2005 |
English |
| Study of Microseismic Doublet/Multiplet for Evaluation of Subsurface Fracture System in Soultz HDR Field |
Hirokazu Moriya, Katsuhisa Nakazato, Hiroaki Niitsuma and Roy Baria |
Advanced Technologies (HDR, Magma, Geopressure) |
doublet/multiplet |
World Geothermal Congress |
2000 |
English |
| The Decrease of Capacity in Re-Injection Wells in the Takigami Field, Japan |
Hiroki Goto |
Injection Technology |
geothermal, re-injection, silica scale, Takigami field |
World Geothermal Congress |
2000 |
English |
| Geothermal Structure of the Hatchobaru Geothermal Field derived from Detailed Gravity and Resistivity Surveys |
Hiroki Saito, Knight Tagomori, Mitsuru Honda and Hiroshi Nagano |
Geophysics |
— |
PNOC-EDC Geothermal Conference |
1998 |
English |
| Pressure Changes in Reinjection Wells and Gravity Changes in Otake Geothermal Field, Japan |
Hiroki Saito, Mitsuru Honda, Koichi Tagomori, Koichi Haruguchi and Shozo Tsukamoto |
Reservoir Evaluation |
geothermal, gravity, water level, rainfall, pressure, reinjection |
World Geothermal Congress |
2000 |
English |
| WHOLESCALE - Characterization of Conductive Fractured Zones Based on Borehole Data at San Emidio Geothermal Field, Nevada |
Hiroki SONE, Oddy MUDATSIR, Zirou JIN, Matt FOLSOM, Gabrielle RAMIREZ, and Kurt L. FEIGL |
Enhanced Geothermal Systems |
WHOLESCALE, San Emidio, wireline logging, mud logging, damage zone |
Stanford Geothermal Workshop |
2023 |
English |
| 2010 Country Update for Japan |
Hiroki Sugino, Toshihiro Akeno |
1. Country Updates |
Japan, geothermal power generation, direct use, geothermal heat pump, update data, current status |
World Geothermal Congress |
2010 |
English |
| Social Acceptance of Geothermal Power Generation in Japan |
Hiromi KUBOTA |
Environmental and Societal Aspects |
geothermal power generation, hot spring, stakeholder analysis, public attitude |
World Geothermal Congress |
2015 |
English |
| A Reconstruction of the Geothermal Structure in the Hatchobaru Geothermal Area |
Hiroo Yoshiyama, Toshio Fujino and Iwao Kumagai |
— |
— |
PNOC-EDC Geothermal Conference |
1996 |
English |
| Development of an Ultra-high Temperature Distributed Vibration Sensing (DVS) System for Supercritical Geothermal Wells |
Hiroshi ASANUMA and Yuuichi MACHIJIMA |
Advanced Technology (Magma, Geopressure, etc.) |
Supercritical geothermal, fiber optical sensor, DVS, DAS |
World Geothermal Congress |
2020 |
English |
| Characterization of HDR Reservoir by Seismic Signal While Drilling |
Hiroshi Asanuma, Hakusei Liu, Hiroaki Niitsuma and Roy Baria |
Advanced Technologies (HDR, Magma, Geopressure) |
seismic while drilling, reflection method, Soultz HDR Project |
World Geothermal Congress |
2000 |
English |
| The Role of Geothermal Energy in the Locally Distributed Renewable Energy Sytem (EIMY:Energy In My Yard) |
Hiroshi Asanuma, Hiroaki Niitsuma, Toshihiko Nakata, Yuichi Niibori, Hirokazu Moriya, and Yoshihito Komaniwa |
15. Integrated Energy Systems, Cascaded Uses |
renewable energy, direct use, heatpump |
World Geothermal Congress |
2005 |
English |
| Identification of Structures Inside an AE/Microseismic Cloud in a HDR Reservoir and Relocation by a Modified Collapsing Method |
Hiroshi Asanuma, Manabu Ishimoto, Robert Jones and Hiroaki Niitsuma |
Advanced Technologies (HDR, Magma, Geopressure) |
acoustic emission/microseismicity |
World Geothermal Congress |
2000 |
English |
| Japan Beyond-Brittle Project: Development of EGS Beyond Brittle-Ductile Transition |
Hiroshi ASANUMA, Noriyoshi TSUCHIYA, Hirofumi MURAOKA, Hisao ITO |
EGS - Enhanced Geothermal Systems |
JBBP, Stimulation, Reservoir creation, BDT |
World Geothermal Congress |
2015 |
English |