JP6884029B2 - 電力変換装置及び電力変換装置の診断方法 - Google Patents

電力変換装置及び電力変換装置の診断方法 Download PDF

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Publication number
JP6884029B2
JP6884029B2 JP2017092737A JP2017092737A JP6884029B2 JP 6884029 B2 JP6884029 B2 JP 6884029B2 JP 2017092737 A JP2017092737 A JP 2017092737A JP 2017092737 A JP2017092737 A JP 2017092737A JP 6884029 B2 JP6884029 B2 JP 6884029B2
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Prior art keywords
power
power converter
smoothing capacitor
current
voltage
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JP2017092737A
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Japanese (ja)
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JP2018191446A (ja
Inventor
勉 小南
勉 小南
佳稔 秋田
佳稔 秋田
達大 澤畠
達大 澤畠
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Hitachi Ltd
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Hitachi Ltd
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Priority to JP2017092737A priority Critical patent/JP6884029B2/ja
Priority to CN201810338346.0A priority patent/CN108880279B/zh
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)
JP2017092737A 2017-05-09 2017-05-09 電力変換装置及び電力変換装置の診断方法 Active JP6884029B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2017092737A JP6884029B2 (ja) 2017-05-09 2017-05-09 電力変換装置及び電力変換装置の診断方法
CN201810338346.0A CN108880279B (zh) 2017-05-09 2018-04-16 电力转换装置以及电力转换装置的诊断方法

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JP2017092737A JP6884029B2 (ja) 2017-05-09 2017-05-09 電力変換装置及び電力変換装置の診断方法

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JP2018191446A JP2018191446A (ja) 2018-11-29
JP6884029B2 true JP6884029B2 (ja) 2021-06-09

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JP (1) JP6884029B2 (zh)
CN (1) CN108880279B (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7188222B2 (ja) * 2019-03-25 2022-12-13 Tdk株式会社 モニタリングモジュール
CN114008907B (zh) * 2019-07-16 2024-03-08 株式会社日立产机系统 电力转换装置和劣化诊断系统
WO2021014604A1 (ja) * 2019-07-24 2021-01-28 東芝三菱電機産業システム株式会社 キャパシタ診断装置及びキャパシタ診断方法
CN117413453A (zh) * 2021-10-05 2024-01-16 株式会社日立产机系统 电力转换装置和平滑电容器的劣化判断方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09297158A (ja) * 1996-05-07 1997-11-18 Hitachi Eng & Services Co Ltd コンデンサ試験方法及び試験装置
JP3585733B2 (ja) * 1998-06-05 2004-11-04 株式会社東芝 電力変換装置
JP3994883B2 (ja) * 2003-02-03 2007-10-24 トヨタ自動車株式会社 電圧変換装置および電圧変換装置の故障判定をコンピュータに実行させるためのプログラムを記録したコンピュータ読取り可能な記録媒体
GB2407218B (en) * 2003-03-17 2005-11-02 Mitsubishi Electric Corp Inverter device
WO2005088814A1 (ja) * 2004-03-15 2005-09-22 Hitachi Medical Corporation 電力変換装置、インバータｘ線高電圧装置、ｘ線透視撮影装置、ｘ線ｃｔ装置、ｍｒｉ装置
JP2016119550A (ja) * 2014-12-19 2016-06-30 ファナック株式会社 水晶発振器
JP6227581B2 (ja) * 2015-03-20 2017-11-08 ファナック株式会社 直流コンデンサの寿命判定手段を有するモータ駆動装置
JP6438453B2 (ja) * 2016-12-21 2018-12-12 ファナック株式会社 モータ駆動装置

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Publication number Publication date
JP2018191446A (ja) 2018-11-29
CN108880279A (zh) 2018-11-23
CN108880279B (zh) 2020-10-13

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