JP6817881B2 - 電力変換装置、及び異常検出方法 - Google Patents

電力変換装置、及び異常検出方法 Download PDF

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Publication number
JP6817881B2
JP6817881B2 JP2017084176A JP2017084176A JP6817881B2 JP 6817881 B2 JP6817881 B2 JP 6817881B2 JP 2017084176 A JP2017084176 A JP 2017084176A JP 2017084176 A JP2017084176 A JP 2017084176A JP 6817881 B2 JP6817881 B2 JP 6817881B2
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Japan
Prior art keywords
voltage detector
potential
smoothing capacitor
converter
inverter
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JP2017084176A
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English (en)
Japanese (ja)
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JP2018183006A (ja
JP2018183006A5 (enExample
Inventor
佳稔 秋田
佳稔 秋田
寛 永田
永田　　寛
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Hitachi Ltd
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Hitachi Ltd
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Publication date
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Priority to JP2017084176A priority Critical patent/JP6817881B2/ja
Priority to CN201810225785.0A priority patent/CN108736692B/zh
Publication of JP2018183006A publication Critical patent/JP2018183006A/ja
Publication of JP2018183006A5 publication Critical patent/JP2018183006A5/ja
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Classifications

    • 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
    • H02M1/00—Details of apparatus for conversion
    • 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
    • H02M5/00—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • H02M5/40—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into DC
    • H02M5/42—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into DC by static converters
    • H02M5/44—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC
    • H02M5/453—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M5/458—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M5/4585—Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only having a rectifier with controlled elements
    • 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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0003—Details of control, feedback or regulation circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)
  • Rectifiers (AREA)
JP2017084176A 2017-04-21 2017-04-21 電力変換装置、及び異常検出方法 Active JP6817881B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2017084176A JP6817881B2 (ja) 2017-04-21 2017-04-21 電力変換装置、及び異常検出方法
CN201810225785.0A CN108736692B (zh) 2017-04-21 2018-03-19 电力转换装置以及异常检测方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017084176A JP6817881B2 (ja) 2017-04-21 2017-04-21 電力変換装置、及び異常検出方法

Publications (3)

Publication Number Publication Date
JP2018183006A JP2018183006A (ja) 2018-11-15
JP2018183006A5 JP2018183006A5 (enExample) 2019-12-26
JP6817881B2 true JP6817881B2 (ja) 2021-01-20

Family

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Family Applications (1)

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JP2017084176A Active JP6817881B2 (ja) 2017-04-21 2017-04-21 電力変換装置、及び異常検出方法

Country Status (2)

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JP (1) JP6817881B2 (enExample)
CN (1) CN108736692B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4002670A4 (en) * 2019-07-16 2023-01-18 Hitachi Industrial Equipment Systems Co., Ltd. POWER CONVERSION DEVICE AND SYSTEM FOR DIAGNOSIS OF DEGRADATION
US12301132B2 (en) * 2019-07-23 2025-05-13 Tmeic Corporation Multiple power conversion system
JP7499198B2 (ja) * 2020-05-19 2024-06-13 株式会社日立製作所 電力変換装置及び異常検出方法
CN113691152B (zh) * 2020-05-19 2023-08-22 株式会社日立制作所 电力转换装置以及异常检测方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10248252A (ja) * 1997-03-07 1998-09-14 Meidensha Corp コンデンサの充電装置
JP3658238B2 (ja) * 1999-04-19 2005-06-08 株式会社日立製作所 中性点クランプ型電力変換装置
JP2004132937A (ja) * 2002-10-15 2004-04-30 Fuji Electric Systems Co Ltd 電圧検出器の異常検出方法
JP2006304456A (ja) * 2005-04-19 2006-11-02 Fuji Electric Systems Co Ltd 電力変換装置
JP4466618B2 (ja) * 2006-06-28 2010-05-26 株式会社日立製作所 電力変換装置及び電力変換方法
JP2009131125A (ja) * 2007-11-27 2009-06-11 Toshiba Corp 電気車制御装置
JP4288333B1 (ja) * 2007-12-18 2009-07-01 トヨタ自動車株式会社 車両の電源装置
JP2012070573A (ja) * 2010-09-27 2012-04-05 Fuji Electric Co Ltd インバータ装置の過電圧保護方法
JP2012095508A (ja) * 2010-10-29 2012-05-17 Noritz Corp パワーコンディショナ
JP5867297B2 (ja) * 2012-06-06 2016-02-24 富士電機株式会社 電力変換システム、その電圧検出装置
JP5689497B2 (ja) * 2013-04-22 2015-03-25 ファナック株式会社 Ｄｃリンク部異常検出機能を備えたモータ駆動装置
JP6335040B2 (ja) * 2014-06-20 2018-05-30 株式会社東芝 車両用制御装置
CN105137376B (zh) * 2015-06-30 2018-02-02 株洲南车时代电气股份有限公司 一种机车牵引变流器的中间电压传感器故障诊断方法

Also Published As

Publication number Publication date
CN108736692A (zh) 2018-11-02
JP2018183006A (ja) 2018-11-15
CN108736692B (zh) 2021-06-15

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