| Petrologic Characterization of the Quaternary Volcano-Plutonic System: the Takidani Pluton and Associated Volcanic Rocks in the Japan Alps, Japan |
Masatoshi Bando and Noriyoshi Tsuchiya |
Advanced Technologies (HDR, Magma, Geopressure) |
granitoid |
World Geothermal Congress |
2000 |
English |
| Geothermal Development in Hachijojima |
Masato Yamashita, Toshiaki Majima, Makoto Tsujiya and Kazuo Matsuyama |
Reservoir Evaluation |
geothermal, hachijojima island |
World Geothermal Congress |
2000 |
English |
| Tracer Testing at Mori Geothermal Field, Japan, Using Aromatic Compounds |
Masato Watanabe, Fumiaki Arai, Daisuke Fukuda, Mikihiro Asanuma, Yasuyuki Hishi and Jiro Tsutsumi |
Tracers |
tracer, aromatic compounds, caldera, liquid-dominated |
Stanford Geothermal Workshop |
2005 |
English |
| Transient Electromagnetic Survey Using HTS-SQUID Sensor in the Ogiri Geothermal Field, Southwestern Japan |
Masato FUKUDA, Masaki SUGISAKI, Toshiyuki TOSHA, Tadaaki SHIMADA and Hidefumi NAKASHIMA |
Geophysics |
Geophysical survey, electromagnetic method, resistivity, case study, Ogiri geothermal field, |
World Geothermal Congress |
2015 |
English |
| Development of Geothermal Database System-The Geochemistry Option |
Masatake Sato, Tatsuya Sato, Takashi Okabe, Kazumi Osato and Seiichi Yokomoto |
Software for Geothermal Applications |
geochemistry, geothermal database system, postprocessor, geochemistry thermometer, Yanaizu-Nishiyama geothermal field |
World Geothermal Congress |
2000 |
English |
| Development of Micro Grid Kalina Cycle System – the First Demonstration Plant in Hot Spring Area in Japan |
Masatake SATO, Koji OHARA, Kazuaki ONO, Yutaka MORI, Kazumi OSATO, Takashi OKABE, Haruya NAKATA, Norio YANAGISAWA and Hirofumi MURAOKA |
Power Generation |
geothermal power generation, small system, low-temperature system, Kalina-cycle, hot spring power generation, Japan |
World Geothermal Congress |
2015 |
English |
| Laboratory Corrosion Testing of Casing Steels in Acidic Brine and Field Testing at Kakkonda Geothermal Field, Japan |
Masatake SATO, Kaichiro KASAI, Kazumi OSATO, Norio YANAGISAWA, Yu YAMAMOTO, Toshihiko FUKUI, Koji SAKURA, Bruce MOUNTAIN, Soroor GHAZIOF, Keith LICHTI |
Corrosion and Scaling |
Corrosion, Casing Steel, TN95Cr13S, TN125Cr13U, 17Cr, Acidic brine, electrical resistance (ER) probe, polarization resistance (LPR) probe, Cylinder coupon, Kakkonda, NEDO |
World Geothermal Congress |
2020 |
English |
| Application Results of Silica Extraction Technology at Kakkonda Geothermal Area and Evaluation of Extending the Life of the Reinjection Well |
Masatake SATO, Kaichiro KASAI, Kazumi OSATO, Kazuharu YOSHIZUKA, Haruo OKOCHI, Andrew MITCHELMORE, Callum WARD, Betsy BENT |
Corrosion and Scaling |
Colloidal Silica, Silica extraction, Silica scale, Silica adhesion test, reinjection well, Kakkonda, NEDO |
World Geothermal Congress |
2020 |
English |
| Progress of the EGS Project for Water Injection in the Superheated Region at Okuaizu Geothermal Field in Japan |
Masashi KATO, Takashi OKABE, Tatsuya SATO, Haruya NAKATA, Yasuyuki ABE, Hiroshi ASANUMA, Kyosuke OKAMOTO, Keita YOSHIMATSU, Hiroyuki KAMENOSONO, Masahiro TSUZUKI |
EGS - Enhanced Geothermal Systems |
Artificial injection, EGS, R&D, JOGMEC, Water Recharge, Okuaizu, Fukushima |
World Geothermal Congress |
2020 |
English |
| Development of Wellbore Simulator and High Temperature PTS+fluid Sampler Logging System for a Highly Deviated Well |
Masashi Kato, Takashi Okabe, Satoshi Ujyo, Russell Kunzman |
— |
Highly deviated well, Wellbore simulator, GFLOW, Drift flux model, PTS tool, downhole sampler tool, roller centralizer |
New Zealand Geothermal Workshop |
2013 |
English |
| Development of Wellbore Simulator and Verification Test of High Temperature PTS+FLUID Sampler Logging System for a Highly Deviated Geothermal Well |
Masashi KATO, Takashi OKABE, Satoshi UJYO, Koshiro TAKANASHI, Russell KUNZMAN |
Reservoir Engineering |
Ministry of the Environment, National Park, Highly deviated well, Wellbore simulator, GFLOW, Drift flux model, PTS tool, downhole sampler tool, roller centralizer |
World Geothermal Congress |
2015 |
English |
| Conceptual Hydrogeological Model of the Wasabizawa Geothermal Field, Akita Prefecture, Japan |
Masaru Suzuki, Keiichi Yamada, Tsuneshi Inoue, Masao Futagoishi, Toshio Fujino and Kosei Obara |
Case Histories |
Hydorogeologic Model, Wasabizawa Field |
World Geothermal Congress |
2000 |
English |
| Budget of Slab-derived Water in Arc Crust: Implications from Crust-Melt Reaction Zones and Fossil Caldera Differentiation Processes |
Masaoki UNO, Fajar F. AMANDA, Noriyoshi TSUCHIYA |
Geology |
water budget; arc crust; fossil caldera; reaction zone; melt inclusion; supercritical geothermal reservoir |
World Geothermal Congress |
2020 |
English |
| Alteration Age and Heat Source Rock in the Hohi Geothermal Area, Japan, in Relation to 'Geothermal Index' |
Masao Hayashi |
Exploration and Development |
alteration age, heat source rock, Hohi geotermal area, geothermal index |
World Geothermal Congress |
2000 |
English |
| Otake Hatchobaru Geothermal Field in Japan in Relation to the Thermoluminescence Index (TI) |
Masao Hayashi |
Geology and Exploration |
— |
PNOC-EDC Geothermal Conference |
1997 |
English |
| Community Supported Geothermal Projects |
Masami NAKAGAWA, Luci DUNNINGTON, Qifei NIU, Hiromi KUBOTA, Juan Felipe FURTADO, Molly BARRON, Michelle FRANKE, |
Field Studies |
resistivity, community, Rico, Navajo |
Stanford Geothermal Workshop |
2017 |
English |
| Nanobubbles as Corrosion and Scale Inhibitor |
Masami NAKAGAWA, Arata KIOKA, Asuki AIKAWA, Ken TAGOMORI and Toru KODAMA |
Emerging Technology |
nanobubbles, corrosion, scaling, inhibitor |
Stanford Geothermal Workshop |
2021 |
English |
| Shallow Engineered Geothermal Systems (SEGS) Using Naturally Burning Underground Coal Seam |
Masami Nakagawa |
— |
— |
Asian Geothermal Symposium |
2011 |
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 |
| Development of Data Base System for Lost Circulation and Analysis of the Data |
Masami Hyodo, Koji Kitao and Takafumi Furukawa |
Drilling and Completion Technology |
Geothermal, Lost Circulation, Database, Expert System |
World Geothermal Congress |
2000 |
English |