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Hiroaki Sawahata
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Journal Articles

Comprehensive Seismic Evaluation of HTTR Against the 2011 Off the Pacific Coast of Tohoku Earthquake

Masato Ono, Kazuhiko Iigaki, Hiroaki Sawahata, Yosuke Shimazaki, Atsushi Shimizu, Hiroyuki Inoi, Toshinari Kondo, Keidai Kojima, Shoji Takada, Kazuhiro Sawa
Journal: Journal of Nuclear Engineering and Radiation Science
Publisher: ASME
Article Type: Research-Article
ASME J of Nuclear Rad Sci. April 2018, 4(2): 020906.
Paper No: NERS-16-1104
https://doi.org/10.1115/1.4039288
Published Online: March 5, 2018
View Article titled, Comprehensive Seismic Evaluation of HTTR Against the 2011 Off the Pacific Coast of Tohoku Earthquake
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Topics: Earthquakes, Inspection, Instrumentation, Pacific Ocean, Shorelines, Optical quality control
Journal Articles

Study on Sensitivity of Control Rod Cell Model in Reflector Region of High-Temperature Engineering Test Reactor

Yuki Honda, Nozomu Fujimoto, Hiroaki Sawahata, Shoji Takada, Kazuhiro Sawa
Journal: Journal of Nuclear Engineering and Radiation Science
Publisher: ASME
Article Type: Research Papers
ASME J of Nuclear Rad Sci. January 2017, 3(1): 011005.
Paper No: NERS-15-1226
https://doi.org/10.1115/1.4033813
Published Online: December 20, 2016
View Article titled, Study on Sensitivity of Control Rod Cell Model in Reflector Region of High-Temperature Engineering Test Reactor
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Topics: High temperature, Neutron flux, Rods, Fuels, Design, Temperature, Computational methods
Journal Articles

Burn-Up Dependency of Control Rod Position at Zero-Power Criticality in the High-Temperature Engineering Test Reactor

Yuki Honda, Nozomu Fujimoto, Hiroaki Sawahata, Shoji Takada, Kazuhiro Sawa
Journal: Journal of Nuclear Engineering and Radiation Science
Publisher: ASME
Article Type: Research Papers
ASME J of Nuclear Rad Sci. January 2017, 3(1): 011013.
Paper No: NERS-15-1220
https://doi.org/10.1115/1.4033812
Published Online: December 20, 2016
View Article titled, Burn-Up Dependency of Control Rod Position at Zero-Power Criticality in the High-Temperature Engineering Test Reactor
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Topics: Evaluation methods, High temperature, Temperature, Design, Cycles, Temperature distribution, Physics, Very high temperature reactors
Proceedings Papers

Improvement of Exchanging Method of Neutron Startup Source of High Temperature Engineering Test Reactor

Hiroaki Sawahata, Yosuke Shimazaki, Etsuo Ishitsuka, Kazunori Yamazaki, Yoshinori Yanagida, Yusuke Fujiwara, Shoji Takada, Masayuki Shinozaki, Shimpei Hamamoto, Daisuke Tochio
Proc. ASME. ICONE24, Volume 2: Smart Grids, Grid Stability, and Offsite and Emergency Power; Advanced and Next Generation Reactors, Fusion Technology; Safety, Security, and Cyber Security; Codes, Standards, Conformity Assessment, Licensing, and Regulatory Issues, V002T06A033, June 26–30, 2016
Publisher: American Society of Mechanical Engineers
Paper No: ICONE24-60842
https://doi.org/10.1115/ICONE24-60842
View Paper titled, Improvement of Exchanging Method of Neutron Startup Source of High Temperature Engineering Test Reactor
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Topics: High temperature, Neutrons, Containers, Fuels, Leakage, Machinery, Neutron sources, Radiation (Physics), Transportation systems, Cooling
Journal Articles

Development of the Prediction Technology of Cable Disconnection of In-Core Neutron Detector for the Future High-Temperature Gas-Cooled Reactors

Yosuke Shimazaki, Hiroaki Sawahata, Taiki Kawamoto, Hisashi Suzuki, Masanori Shinohara, Yuki Honda, Kozo Katsuyama, Shoji Takada, Kazuhiro Sawa
Journal: Journal of Nuclear Engineering and Radiation Science
Publisher: ASME
Article Type: Research Papers
ASME J of Nuclear Rad Sci. October 2016, 2(4): 041008.
Paper No: NERS-15-1201
https://doi.org/10.1115/1.4032597
Published Online: October 12, 2016
View Article titled, Development of the Prediction Technology of Cable Disconnection of In-Core Neutron Detector for the Future High-Temperature Gas-Cooled Reactors
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Topics: Cables, Neutrons, Sensors, Very high temperature reactors, Maintenance