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

Research Project

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
Project Status Completed (Fiscal Year 2010)
Budget Amount *help
¥3,900,000 (Direct Cost: ¥3,000,000、Indirect Cost: ¥900,000)
Fiscal Year 2010: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2009: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2008: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
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 / 高速度カメラ
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.

Report

(4 results)
  • 2010 Annual Research Report   Final Research Report ( PDF )
  • 2009 Annual Research Report
  • 2008 Annual Research Report
  • Research Products

    (19 results)

All 2010 2009 2008

All Journal Article (4 results) (of which Peer Reviewed: 4 results) Presentation (15 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

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Split Process of Low-Pressure Arc Cathode Spots on SS400(Fe + C) Surface with Oxide Layer2010

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

      IEEJ Transactions on Electrical and Electronic Engineering

      Volume: 5巻 Pages: 670-676

    • Related Report
      2010 Annual Research Report
    • 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

    • Related Report
      2010 Final Research Report
    • Peer Reviewed
  • [Journal Article] Relation between surface roughness and number of cathode spots of alow-pressure arc2008

    • Author(s)
      Atsushi Sato, Toru Iwao and Mo toshige Yumoto
    • Journal Title

      Plasma Sources Sci. Technol 17

    • Related Report
      2008 Annual Research Report
    • 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
    • Related Report
      2010 Final Research Report
  • [Presentation] Removal of Oxide Layer on Metal Surface using Cathode Spot in Vacuum Arcfor Reuse2010

    • Author(s)
      Toru Iwao, Shinya Kamishima, Masashi Namba, Naoko Ogura, Motoshige Yumot
    • Organizer
      2010 International Conference on Condition Monitoring and Diagnosis
    • Place of Presentation
      芝浦工業大学(東京)
    • Year and Date
      2010-09-07
    • Related Report
      2010 Annual Research Report
  • [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
    • Related Report
      2010 Final Research Report
  • [Presentation] Removal Process of Oxide Layer on Metal Surface using Cathode Spot in Vacuum Arc2010

    • 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
      東京都市大学(東京)
    • Year and Date
      2010-06-29
    • Related Report
      2010 Annual Research Report
  • [Presentation] Existence of Cathode Spots of Vacuum Arc Contaminatsd with Vapor from Oxide Layer2010

    • Author(s)
      Toru Iwao, Masashi Namba, Naoko Ogura, Shinya Kamishima, Motoshige Yumota
    • Organizer
      The 17^<th> Annual Meeting of IAPS International Workshop
    • Place of Presentation
      韓国釜山
    • Year and Date
      2010-03-26
    • Related Report
      2009 Annual Research Report
  • [Presentation] Movement of Vacuum Arc Cathode Spots on SS400 (Fe+C) Surface with Oxide Layer2009

    • Author(s)
      Toru Iwao, Shinya Kamishima, Naoko Ogura, Motoshige Yumoto
    • Organizer
      IEEJ-EIT Joint Symposium on Advanced Technology in Power Systems
    • Place of Presentation
      タイバンコク
    • Year and Date
      2009-11-27
    • Related Report
      2009 Annual Research Report
  • [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
    • Related Report
      2010 Final Research Report
  • [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
    • Related Report
      2010 Final Research Report
  • [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
      東京芝浦工大
    • Year and Date
      2009-08-19
    • Related Report
      2009 Annual Research Report
  • [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
      東京芝浦工大
    • Year and Date
      2009-08-19
    • Related Report
      2009 Annual Research Report
  • [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
    • Related Report
      2010 Final Research Report 2008 Annual Research Report
  • [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
    • Related Report
      2010 Final Research Report 2008 Annual Research Report
  • [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
    • Related Report
      2010 Final Research Report 2008 Annual Research Report
  • [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
    • Related Report
      2010 Final Research Report
  • [Presentation] Movement and Tracking of Low-Pressure Arc Cathode Spots on SS400 Surface with Oxide Layer2008

    • Author(s)
      IWAO Toru, KAMISHIMA Shinya, INOM ATA 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
    • Related Report
      2008 Annual Research Report

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Published: 2008-04-01   Modified: 2016-04-21  

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