Rchr
J-GLOBAL ID：200901003648012311   Update date: Jan. 30, 2024

Kogawa Hiroyuki

コガワ ヒロユキ | Kogawa Hiroyuki
Affiliation and department：
Japan Atomic Energy Agency Neutron Source Section, Materials and Life Science Division, J-PARC center

About Japan Atomic Energy Agency Neutron Source Section, Materials and Life Science Division, J-PARC center


Research field  (1)： Machine materials and mechanics
Research theme for competitive and other funds  (3)：
  • 2011 - 2015 Comprehensive study on mercury cavitation by proton beam-induced pressure waves and its mitigation techniques
  • 2008 - 2010 Elucidation on microbubble mitigation mechanism for pressure waves induced by proton beam bombardment
  • 2005 - 2006 Development of damage mitigation technique on liquid/solid interface by microbubble
Papers (75)：
  • Ariyoshi Gen, Saruta Koichi, Kogawa Hiroyuki, Futakawa Masatoshi, Maeno Koki*, Li Y.*, Tsutsui Kihei*. Effect of inner wall cracking on the cavitation bubble formation in the mercury spallation target at J-PARC. Proceedings of 20th International Topical Meeting on Nuclear Reactor Thermal Hydraulics (NURETH-20) (Internet). 2023. 1407-1420
  • Haga Katsuhiro, Kogawa Hiroyuki, Naoe Takashi, Wakui Takashi, Wakai Eiichi, Futakawa Masatoshi. Development of the high-power spallation neutron target of J-PARC. Proceedings of 19th International Topical Meeting on Nuclear Reactor Thermal Hydraulics (NURETH-19) (Internet). 2022. 13
  • Wakui Takashi, Wakai Eiichi, Kogawa Hiroyuki, Naoe Takashi, Hanano Kohei*, Haga Katsuhiro, Shimada Tsubasa*, Kanomata Kenichi*. New design of high power mercury target vessel of J-PARC. Materials Science Forum. 2021. 1024. 145-150
  • Naoe Takashi, Kinoshita Hidetaka, Kogawa Hiroyuki, Wakui Takashi, Wakai Eiichi, Haga Katsuhiro, Takada Hiroshi. Effect of gas microbubble injection and narrow channel structure on cavitation damage in mercury target vessel. Materials Science Forum. 2021. 1024. 111-120
  • Naoe Takashi, Kogawa Hiroyuki, Wakui Takashi, Teshigawara Makoto, Haga Katsuhiro, Futakawa Masatoshi. Pressure wave induced sound measurement for diagnosing the operation status of the J-PARC pulsed spallation neutron source. Nuclear Instruments and Methods in Physics Research A. 2020. 982. 164566\_1-164566\_6
ｍore...
MISC (62)：
  • Naoe Takashi, Wakui Takashi, Kinoshita Hidetaka, Kogawa Hiroyuki, Teshigawara Makoto, Haga Katsuhiro. Technical note for the cavitation damage inspection for interior surface of the mercury target vessel, 2; Damage depth measurement for cavitation erosion. JAEA-Technology 2023-022. 2024. 81
  • Kogawa Hiroyuki, Futakawa Masatoshi, Haga Katsuhiro, Tsuzuki Takayuki*, Murai Tetsuro*. Optimization of mercury flow with microbubbles in the target-vessel design by means of machine learning. JAEA-Technology 2022-023. 2022. 128
  • Naoe Takashi, Kinoshita Hidetaka, Wakui Takashi, Kogawa Hiroyuki, Haga Katsuhiro. Technical note for the cavitation damage inspection for interior surface of the mercury target vessel, 1; Development of specimen cutting machine for remote handling. JAEA-Technology 2022-018. 2022. 43
  • 粉川広行, 川島広之, 有吉玄, 涌井隆, 猿田晃一, 直江崇, 羽賀勝洋, 二川正敏, 祖山均, 久慈千栄子, et al. R&D on Mercury Target for Spallation Neutron Source to Improve the Durability under High Power Operation (1) Mechanism of Damage Mitigation Effects by Gas Bubbles and Damage Observation Results. 日本原子力学会秋の大会予稿集(CD-ROM). 2022. 2022
  • 原田正英, 粉川広行, 直江崇, 涌井隆, 羽賀勝洋, 明午伸一郎, 大井元貴, 高田弘. J-PARC核破砕中性子源における陽子ビームの形状及び入射位置の変化が水銀ターゲットの核特性及び構造強度に及ぼす影響(2)水銀ターゲットにおける核発熱及び中性子実験装置へ供給する冷熱中性子強度. 日本原子力学会秋の大会予稿集(CD-ROM). 2018. 2018. ROMBUNNO.2A19
ｍore...
Patents (7)：
  • 液体金属ターゲット用旋回流型マイクロバブル発生装置および流体装置
  • 中空金属焼結体、それを利用した中性子源液体金属ターゲット用バブラー及びその製造方法
  • 平準化磁界形成機構を有する磁場回転式電磁ポンプ
  • 逆流防止機能を有する磁場回転式電磁ポンプ
  • オーステナイト系ステンレス鋼部品の階層表面改質法
ｍore...
Lectures and oral presentations  (70)：
  • Effect of inner wall penetration on the flow field in double-walled structure channel
    (International Workshop on Advanced Experimental Mechanics for Students and Young Researchers 2023 (IWAEM'23))
  • Updates on the operation of the MLF neutron target at J-PARC and perspectives for future operation
    (8th High Power Targetry Workshop (HPTW2023))
  • Present status of cavitaion damage mitigation techiques for the mercury target veesel of J-PARC pulsed spallation neutron source
    (8th High Power Targetry Workshop (HPTW2023))
  • Effect of the inner wall damage on a flow field in a double-walled structure mercury target
    (日本機械学会関東支部茨城ブロック2022年茨城講演会)
  • Development of numerical prediction method for bubble coalescence phenomenon under the mercury flows
    (11th International Conference on Multiphase Flow (ICMF 2023))
ｍore...
Professional career (1)：
  • 博士(工学) (筑波大学)
Association Membership(s) (4)：
日本原子力学会 ,  日本実験力学会 ,  材料学会 ,  日本機械学会
※ Researcher’s information displayed in J-GLOBAL is based on the information registered in researchmap. For details, see here.

Return to Previous Page

TOP

BOTTOM