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2010 Fiscal Year Final Research Report

Analysis of Moving Track of Low Pressure Arc Cathode Spots for Development of High Speed Removing Method of Oxide Layer

Research Project

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Project/Area Number 20760188
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Power engineering/Power conversion/Electric machinery
Research InstitutionMusashi Institute of Technology

Principal Investigator

IWAO Toru  Musashi Institute of Technology, 工学部, 准教授 (80386359)

Project Period (FY) 2008 – 2010
Keywordsアーク放電 / 陰極点 / 酸化膜除去 / 画像処理 / 3R / 高速度ビデオカメラ / 陰極点挙動 / プラズマ
Research Abstract

The moving track of low pressure arc cathode spots for development of high speed removing method of oxide layer was elucidated by using the electrode of low pressure arc generation, algorithm of plasma image processing and high speed video camera. As a result, the cathode spot was split and united, repeatedly. In addition, the oxide layer is evaporated and blows up, when the cathode spots contact with the oxide layer and moves at the boundary, continuously. These phenomena were depended by the oxide thickness.

  • Research Products

    (10 results)

All 2010 2009 2008

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (8 results)

  • [Journal Article] Motoshige Yumoto Split Process of Low-Pressure Arc Cathode Spots on SS400 (Fe+C) Surface with Oxide Layer.2010

    • Author(s)
      Shinya Kamishima, Toru Iwao.
    • Journal Title

      IEEJ Transactions on Electrical and Electronic Engineering 5巻

      Pages: 670-676

    • Peer Reviewed
  • [Journal Article] Relation between surface roughness and number of cathode spots of a low-pressure arc, Plasma Sources Sci.2008

    • Author(s)
      Atsushi Sato, Toru Iwao, Motoshige Yumoto.
    • Journal Title

      Technol. 17

      Pages: 045007(5)

    • Peer Reviewed
  • [Presentation] Removal of Oxide Layer on Metal Surface using Cathode Spot in Vacuum Arc for Reuse.2010

    • Author(s)
      Toru Iwao, Shinya Kamishima, Masashi Namba, Naoko Ogura, Motoshige Yumoto.
    • Organizer
      2010 International Conference onCondition Monitoring and Diagnosis.
    • Place of Presentation
      東京
    • Year and Date
      2010-09-07
  • [Presentation] Removal Process ofOxide Layer on Metal Surface using Cathode Spot in Vacuum Arc.2010

    • Author(s)
      Naoko Ogura, Masashi Nanba, Shinya Kamishima, Toru Iwao, Motoshige Yumoto.
    • Organizer
      電気学会放電・静止器・開閉保護合同研究会
    • Place of Presentation
      東京
    • Year and Date
      2010-06-29
  • [Presentation] 減圧アーク陰極点による酸化膜除去後の断面形状2009

    • Author(s)
      岩尾徹, 上島進弥, 小倉奈緒子, 湯本雅恵
    • Organizer
      電気学会電力・エネルギー部門大会
    • Place of Presentation
      東京
    • Year and Date
      2009-08-19
  • [Presentation] 減圧アーク陰極点の分裂時におけるバルク上の移動現象2009

    • Author(s)
      上島進弥, 岩尾徹, 湯本雅恵
    • Organizer
      電気学会電力・エネルギー部門大会
    • Place of Presentation
      東京
    • Year and Date
      2009-08-19
  • [Presentation] 減圧アークにおける陰極点分裂時の移動と軌跡2009

    • Author(s)
      岩尾徹, 上島進弥, 湯本雅恵
    • Organizer
      電気学会全国大会講演論文集
    • Place of Presentation
      札幌
    • Year and Date
      2009-03-17
  • [Presentation] 減圧アーク陰極点における分裂時の移動と軌跡2009

    • Author(s)
      岩尾徹, 上島進弥, 湯本雅恵
    • Organizer
      プラズマ応用科学会
    • Place of Presentation
      神戸
    • Year and Date
      2009-03-06
  • [Presentation] Split Process of Low-Pressure Arc Cathode Spots on SS400 Surface with Oxide Layer2008

    • Author(s)
      KAMISHIMA Shinya, IWAO Toru, YUMOTO Motoshige.
    • Organizer
      IEEJ-EIT日タイ合同電力システムシンポジウム
    • Place of Presentation
      タイ・バンコク
    • Year and Date
      2008-11-04
  • [Presentation] Movement and Tracking of Low-Pressure Arc Cathode Spots on SS400 Surface with Oxide Layer.2008

    • Author(s)
      IWAO Toru, KAMISHIMA Shinya, INOMATA Tsuyoshi, YUMOTO Motoshige.
    • Organizer
      電気学会国際放電・高電圧ワークショップIWHV
    • Place of Presentation
      京都
    • Year and Date
      2008-10-24

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Published: 2012-02-13   Modified: 2016-04-21  

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