Hitoshi Akai

アカイヒトシ | Hitoshi Akai

Affiliation and department：
Other affiliations (1)：

Hokkaido University Faculty of Engineering

Homepage URL (1)： https://www.tbgu.ac.jp/ept/faculty-introduction/honorary-professor/akai

Research field (1)： Construction environment and equipment

Research keywords (7)：寒冷地・積雪地の建築設備 , レジオネラ症対策 , 給湯設備 , 浴場設備 , 給排水衛生設備 , 空気調和設備 , 再生可能エネルギー

Papers (11)：

Takao Katsura, Yutaka Shoji, Kunning Yang, Hitoshi Akai, Jun Shishido, Mitsuhiro Ishikawa, Yuichi Yashima, Koji Tanifuji, Katsunori Nagano. Hybrid ground source heat pump system capable of year-round heating and its application in liquid natural gas vaporization. INTERNATIONAL JOURNAL OF ENERGY RESEARCH. 2022. 46. 15. 23388-23406
Takao Katsura, Takashi Higashitani, Yuzhi Fang, Yoshitaka Sakata, Katsunori Nagano, Hitoshi Akai, Motoaki OE. A New Simulation Model for Vertical Spiral Ground Heat Exchangers Combining Cylindrical Source Model and Capacity Resistance Model. Energies. 2020. 13. 6. 1339-1339
A Study on evaluation the building energy of combination and hybrid Air-conditioning System Part3: The examination of Radiant Air-conditioning System and measurement summary. Techinical Papers of Annual Meeting the Society of Heating,Air-conditioning and Sanitary Engineers of Japan. 2016. 2016. 69-72
Technical Development of Vertical Type Spiral Ground Heat Exchanger Buried in Shallow Layer, Part 1: Purpose of Technical Development, Phase 1 and Phase 2 Demonstration Experiment. Techinical Papers of Annual Meeting the Society of Heating,Air-conditioning and Sanitary Engineers of Japan. 2016. 2016. 193-196
Actual Survey of Water Contamination by Bacteria in Water Storage Tank Part 1: Field Study in Summer 2015. Techinical Papers of Annual Meeting the Society of Heating,Air-conditioning and Sanitary Engineers of Japan. 2016. 2016. 177-180

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MISC (41)：

Design and performance prediction method for vertical type spiral ground heat exchanger buried in shallow layer. 2017. 6. 73-76
Design and performance prediction method for vertical type spiral ground heat exchanger buried in shallow layer. 2017. 6. 69-72
赤井仁志, 奥野敏彦, 瀬川和幸, 草刈洋行, 二宮秀與, 西山尚弘, 長野克則, 葛隆生. 事務所建築での内部発熱の変化による空調負荷とヒートポンプへの影響. 空気調和・衛生工学会東北支部学術・技術報告会論文集. 2017. 6th. 45-50
Improvement of the Simulation Model for the Vertical Spiral Ground Heat Exchanger and Comparing with the Field Measurement. 2017. F112-1-6
赤井仁志, 草刈洋行, 奥野敏彦, 山田俊郎, 大子田誠也, 瀬川和幸, 二宮秀與, 西山尚弘, 長野克則, 葛隆生. 内部発熱の減少が熱負荷とヒートポンプ電力消費量に与える影響. 電気設備学会全国大会講演論文集. 2016. 34th. 154-159

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Professional career (1)：

博士(芸術工学) (九州大学)

Work history (3)：

2022/04 - 現在 Tohoku Bunka Gakuen University Faculty of Symbiotic Systems Science
2013/12 - 現在 Hokkaido University Graduate School of Engineering
2016/07 - 2022/03 Fukushima University Faculty of Symbiotic Systems Science

Association Membership(s) (11)：

JAPAN TOILET ASSOCIATION , Japan Toilet Labo , Geo-Heat Promotion Association of Japan , Japanese Association of Building Mechanical and Electrical Engineers , Institution of Professional Engineers , Japan Society of Plumbing Engineers , JAPAN SOCIETY ON WATER ENVIRONMENT , JAPAN SOCIETY OF REFRIGERATING AND AIR CONDITIONING ENGINEERS , INSTITUTE OF ELECTRICAL INSTALLATION ENGINEERS OF JAPAN , ARCHITECTURAL INSTITUTE OF JAPAN , THE SOCIETY OF HEATING, AIR-CONDITIONING AND SANITARY ENGINEERS OF JAPAN

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