Suppression of Discharge Oscillation in a Hal Thruster and its High Density Plasma Extraction

2008 Fiscal Year Final Research Report

• Project/Area Number: 16106012
• Research Category: Grant-in-Aid for Scientific Research (S)
• Allocation Type: Single-year Grants
• Research Field: Aerospace engineering
• Research Institution: The University of Tokyo
• Principal Investigator: ARAKAWA Yoshihiro The University of Tokyo, 大学院・工学系研究科, 教授 (50134490)
• Co-Investigator(Kenkyū-buntansha): TAHARA Hirokazu 大阪工業大学, 工学部, 教授 (20207210) ; KOMURASAKI Kimiya 東京大学, 大学院・新領域創成科学研究科, 教授 (90242825) ; YAMAMOTO Naoji 九州大学, 大学院・総合理工学府, 助教 (40380711)
• Project Period (FY): 2004 – 2008
• Keywords: 電気推進 / ホール型推進機 / 放電振動 / プラズマシミュレーション / プラズマ診断

Research Abstract

次世代宇宙機用エンジンとして有望なホール型推進機について、実機搭載上深刻な問題となりうる放電振動現象について、高速度カメラによる観測、1次元および2次元モデルの構築により、このメカニズムを解明した。その上で、振動を抑制することに成功し、高密度のプラズマイオンを抽出することが可能となった。

Research Products

• [Journal Article] LIF Spectroscopy of a Hall Thruster Plasma Plume, (2008)
  • Author(s): M. Lempke, S. Yokota, M. Matsui, K. Hara, K. Komurasaki, Y. Arakawa
  • Journal Title: Frontier of Applied Plasma Technology vol.1 Pages: 37-40
  • Peer Reviewed
• [Journal Article] ホールスラスタにおける放電振動の一次元数値解析 (2007)
  • Author(s): 上田善太郎, 山本直嗣, 小泉宏之, 荒川義博
  • Journal Title: 日本航空宇宙学会誌和文論文論文集 第55巻638号 Pages: 130-134
  • Peer Reviewed
• [Journal Article] アノードレイヤ型ホールスラスタ内部のシース構造と放電電流の数値解析 (2006)
  • Author(s): 横田茂, 安井伸輔, 熊倉賢, 小紫公也, 荒川義博
  • Journal Title: 日本航空宇宙学会誌 Vol.54, No.632
  • Peer Reviewed
• [Journal Article] A Suppression Method of Discharge Current Oscillations in a Hall Thruster (2005)
  • Author(s): N., Yamamoto, S., Yokota, K., Watanabe, A.,Sasoh, K., Komurasaki, Y., Arakawa
  • Journal Title: Trans. Of Japanese Soc. for Aeronautical and Space Sci., The Japan Society For Aeronautical and Space Sciences Vol.48, No.161 Pages: 169-174
  • Peer Reviewed
• [Journal Article] Discharge Current Oscillation in Hall Thrusters (2005)
  • Author(s): Yamamoto, N., Komurasaki K., and Arakawa, Y.
  • Journal Title: Journal of Propulsion and Power Vol.21, No.5 Pages: 870-876
  • Peer Reviewed
• [Presentation] Oscillation Reduction of an Anode- Layer- Type Hall Thruster by Azimuthal Propellant Nonuniformity (2008)
  • Author(s): Fukushima, Y., Yokota, S., Komurasaki, K., Arakawa, Y
  • Organizer: 44th AIAA/ASME/SAE/ASEE Joint Propulsion Conference &Exhibit, AIAA2008-5187
  • Place of Presentation: Hartford, CT
  • Year and Date: 20080721-23
• [Presentation] Diagnostics of Xe Ion in an Anode-layer Type Hall Thruster Using Laser Induced Fluorescence (2008)
  • Author(s): Yokota, S., Lempke, M., Matsui, M., Hara,K., Komurasaki, K., Arakawa, Y.
  • Organizer: International Symposium on Space Technology and Science, ISTS2008-b-22
  • Place of Presentation: Hamamatsu
  • Year and Date: 20080601-08
• [Presentation] Influences of Magnetic Field Topography and Discharge Channel Structure on Performance of Anode-Layer Hall Thrusters (2007)
  • Author(s): Seiro Yuge, Yoshihiro Kuwamura and Hirokazu Tahara
  • Organizer: 30th International Electric Propulsion Conference, 30th International Electric Propulsion Conference, IEPC2007-46
  • Place of Presentation: Florence, Italy
  • Year and Date: 20070817-20
• [Presentation] Numerical Analysis of Anode Sheath Structure Transition in an Anode-Layer Type Hall Thruster (2007)
  • Author(s): S., Yokota, K., Komurasaki, Y., Arakawa
  • Organizer: 30th International Electric Propulsion Conference, IEPC2007-95
  • Place of Presentation: Florence, Italy
  • Year and Date: 20070817-20
• [Presentation] A Suppression method ofDischarge Current Oscillations in a HallThruster (2007)
  • Author(s): Naoji Yamamoto, Kimiya Komurasaki and Yoshihiro Arakawa
  • Organizer: 40th AIAA/ASME/SAE/ASEE Joint Propulsion conference and exhibit
  • Place of Presentation: Florida, USA
  • Year and Date: 20070712-14
• [Remarks]
  • URL: http://www.al.t.u-tokyo.ac.jp/hall/