Geothermal Heat Utilization

2019/09/13 (Day 3 ), Room B

Geothermal Heat Utilization 1 11:00 〜 12:20
R&D frontiers in borehole type ground source heat pump system technologies toward to higher efficiency and reasonable cost

Katsunori Nagano, Takao Katsura, Yoshitaka Sakata (Hokkaido Univ.)
Field test of ground source and air source hybrid air-conditioning system

Ryoma Tabata, Goichi Kuriyama, Keishi Kariya, Akio Miyara (Saga Univ.)
Simulation of ground and air source hybrid air-conditioning system

Keishi Kariya, Akio Miyara (Saga Univ.)

2019/09/13 (Day 3 ), Room B

Geothermal Heat Utilization 2 13:30 〜 14:50
Performance evaluation and development of design methodology for LNG Vaporization system with ground source heat pump
Part1 Performance evaluation of hybrid ground source heat pump system for vaporization by field experiment

Takao Katsura, Yutaka Shoji, Ying Zha, Katsunori Nagano (Hokkaido University), Hitoshi Akai (Fukushima University), Mitsuhiro Ishikawa, Yuto Sasaki (Hokkaido electric power), Susumu Takeuchi, Jun Shishido (Tohoku electric power), Yuichi Yashima (Nippon gas development), Koji Tanifuji (Zeneral Heat Pump Industry)
Performance evaluation and development of design methodology for LNG Vaporization system with ground source heat pump
Part2 Development of simulation tool for hybrid ground source heat pump system

Yutaka Shoji, Takao Katsura, Ying Zha, Katsunori Nagano (Hokkaido University), Hitoshi Akai (Fukushima University), Mitsuhiro Ishikawa, Yuto Sasaki (Hokkaido electric power), Susumu Takeuchi, Jun Shishido (Tohoku electric power), Yuichi Yashima (Nippon gas development), Koji Tanifuji (Zeneral Heat Pump Industry)
Performance evaluation and development of design methodology for LNG Vaporization system with ground source heat pump
Part3 Investigation of design methodology for hybrid ground source heat pump system with simulaiton

Ying Zha, Takao Katsura, Yutaka Shoji, Katsunori Nagano (Hokkaido University), Hitoshi Akai (Fukushima University), Mitsuhiro Ishikawa, Yuto Sasaki (Hokkaido electric power), Susumu Takeuchi, Jun Shishido (Tohoku electric power), Yuichi Yashima (Nippon gas development), Koji Tanifuji (Zeneral Heat Pump Industry)
Investigation on desing method contribute to improve the performance of VRF systems with different heat source

Daiya Suzuki, Takao Katsura (Hokkaido University), Masahiro Fujimura (Kinden spinet), Katsunori Nagano (Hokkaido University)

2019/09/13 (Day 3 ), Room B

Geothermal Heat Utilization 3 15:10 〜 16:30
Study on Ground Source Heat Pump in Shallow Ground
Influence of Factors on Ground Temperature

Saburo Tanaka, Sho Fukutomi, Kosuke Ito, Naoe Sasaki (Nihon Univ.)
Thermal performance of a ground source heat pump using the steel pipe foundation pile of a house

Tomoya AOKI, Tetsuaki TAKEDA (University of Yamanashi), Osamu YODA, Hiroji OKUBO (Fujishima Co, Ltd.)
Experimental study on hot water supply system by ground source heat pump that use direct expansion method

Yuichiro Zayasu, Ryouiti Nisizawa (YGS), Tetsuaki Takeda (YU)
Performance evaluation of ground source heat pump for agricultural house air-conditioning system

Kimiaki Ishikawa, Ryousuke Okazawa, Tetsuaki Takeda (University of Yamanashi)