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Measurement Probe of Vector Magnetic Property for Production aids of Electric Motors

Research Project

Project/Area Number 15K05947
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Power engineering/Power conversion/Electric machinery
Research InstitutionUniversity of Miyazaki

Principal Investigator

Nagata Shoichiro  宮崎大学, 工学部, 助教 (20218001)

Project Period (FY) 2015-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥2,210,000 (Direct Cost: ¥1,700,000、Indirect Cost: ¥510,000)
Fiscal Year 2017: ¥390,000 (Direct Cost: ¥300,000、Indirect Cost: ¥90,000)
Fiscal Year 2016: ¥390,000 (Direct Cost: ¥300,000、Indirect Cost: ¥90,000)
Fiscal Year 2015: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Keywords二次元ベクトル磁気特性 / 磁性材料 / 特性測定 / 三次元電磁界解析 / 磁気プローブ / 損失測定
Outline of Final Research Achievements

In order to reduce the iron loss of electrical motors, magnetic characteristics deterioration during producting process is a big problem. Therefore the authors have tried to develop a vector magnetic property probe, which can measure the characteristics of a motor core. For down sizing the probe core, 25 mm x 25 mm cores for the probe are designed and developed by using a know-how obtained from 50 mm x 50 mm cores. With 25 mm x 25 mm core, qualitative magnetic properties are obtained, however, compared with the values measured by V-H analyzer, it is not sufficient for the iron loss estimation.
The conventional measurement and control system for magnetic property measurement becomes obsolete, we should develop a new measurement system and software.

Report

(4 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • 2015 Research-status Report
  • Research Products

    (5 results)

All 2017 2016

All Journal Article (1 results) Presentation (4 results) (of which Int'l Joint Research: 1 results)

  • [Journal Article] Eddy Current Non-Destructive Evaluation for Healthiness of Radiator Structure2017

    • Author(s)
      Nagata Shoichiro、Numachi Masaaki
    • Journal Title

      IEEE Transactions on Magnetics

      Volume: 53 Issue: 11 Pages: 1-4

    • DOI

      10.1109/tmag.2017.2696030

    • Related Report
      2017 Annual Research Report
  • [Presentation] 渦電流非破壊検査の減肉診断と厚み計測への応用2017

    • Author(s)
      長田尚一郎、沼地真明
    • Organizer
      第29回「電磁力関連のダイナミクス」シンポジウム
    • Related Report
      2017 Annual Research Report
  • [Presentation] Eddy Current Non-Destructive Evaluation for Healthiness of Radiator Structure2017

    • Author(s)
      Shoichiro Nagata, Masaaki Numachi
    • Organizer
      IEEE Intermag 2017 conference
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 減肉試料の渦電流非破壊検査の開発2016

    • Author(s)
      長田尚一郎、沼地真明
    • Organizer
      日本AEM学会 MAGDA コンファレンス in 桐生
    • Place of Presentation
      群馬県桐生市市民文化会館
    • Year and Date
      2016-11-24
    • Related Report
      2016 Research-status Report
  • [Presentation] 放熱フィン構造の健全性評価のための渦電流非破壊検査2016

    • Author(s)
      長田尚一郎、沼地真明
    • Organizer
      第28回「電磁力関連のダイナミクス」シンポジウム
    • Place of Presentation
      慶應義塾大学 日吉キャンパス
    • Year and Date
      2016-05-18
    • Related Report
      2016 Research-status Report

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Published: 2015-04-16   Modified: 2019-03-29  

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