DE102021128355A1 - Wechselrichtersystem mit Motorisolations-Prüffunktion - Google Patents

Wechselrichtersystem mit Motorisolations-Prüffunktion Download PDF

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Publication number
DE102021128355A1
DE102021128355A1 DE102021128355.8A DE102021128355A DE102021128355A1 DE 102021128355 A1 DE102021128355 A1 DE 102021128355A1 DE 102021128355 A DE102021128355 A DE 102021128355A DE 102021128355 A1 DE102021128355 A1 DE 102021128355A1
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DE
Germany
Prior art keywords
voltage
bus
motor
switch
inverter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DE102021128355.8A
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German (de)
English (en)
Inventor
Motozumi Yura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Okuma Corp
Original Assignee
Okuma Corp
Okuma Machinery Works Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Okuma Corp, Okuma Machinery Works Ltd filed Critical Okuma Corp
Publication of DE102021128355A1 publication Critical patent/DE102021128355A1/de
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/34Testing dynamo-electric machines
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P27/00Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
    • H02P27/04Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
    • H02P27/06Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS 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
    • H02M7/00Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/34Testing dynamo-electric machines
    • G01R31/343Testing dynamo-electric machines in operation
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/025Measuring very high resistances, e.g. isolation resistances, i.e. megohm-meters
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
  • Control Of Electric Motors In General (AREA)
  • Inverter Devices (AREA)
DE102021128355.8A 2020-11-02 2021-10-29 Wechselrichtersystem mit Motorisolations-Prüffunktion Pending DE102021128355A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020183819A JP7489293B2 (ja) 2020-11-02 2020-11-02 モータ絶縁検査機能付きインバータ装置
JP2020-183819 2020-11-02

Publications (1)

Publication Number Publication Date
DE102021128355A1 true DE102021128355A1 (de) 2022-05-05

Family

ID=81184285

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102021128355.8A Pending DE102021128355A1 (de) 2020-11-02 2021-10-29 Wechselrichtersystem mit Motorisolations-Prüffunktion

Country Status (4)

Country Link
US (1) US11579198B2 (https=)
JP (1) JP7489293B2 (https=)
CN (1) CN114448266A (https=)
DE (1) DE102021128355A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230143105A1 (en) * 2020-07-06 2023-05-11 Fanuc Corporation Motor drive device that calculates insulation resistance value of motor
JP7552930B2 (ja) * 2022-09-01 2024-09-18 株式会社Tmeic 電力変換システム
CN116660702B (zh) * 2023-07-31 2023-10-20 季华实验室 一种三相电机绝缘电阻检测方法及其相关设备

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009204600A (ja) 2008-02-01 2009-09-10 Sanyo Denki Co Ltd モータ制御装置及びモータの絶縁劣化検出方法
WO2013018411A1 (ja) 2011-07-29 2013-02-07 三洋電機株式会社 モータ駆動回路、モータ装置、および移動体
JP2015169479A (ja) 2014-03-05 2015-09-28 ファナック株式会社 絶縁抵抗検出機能を備えたモータ駆動装置及びモータの絶縁抵抗検出方法
JP2020183819A (ja) 2019-04-26 2020-11-12 株式会社アイピーコア研究所 空調装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4961045B1 (ja) * 2011-02-24 2012-06-27 株式会社安川電機 モータ駆動装置
JP5808968B2 (ja) 2011-07-13 2015-11-10 日立オートモティブシステムズ株式会社 車両制御装置
WO2015075821A1 (ja) * 2013-11-22 2015-05-28 三菱電機株式会社 絶縁検出器及び電気機器
JP6480316B2 (ja) * 2015-12-04 2019-03-06 山洋電気株式会社 モータ制御装置
JP6407931B2 (ja) * 2016-09-28 2018-10-17 ファナック株式会社 絶縁抵抗検出機能を備えたモータ駆動装置
JP6603294B2 (ja) * 2017-11-28 2019-11-06 ファナック株式会社 モータ駆動装置および測定方法
JP6568189B2 (ja) * 2017-12-07 2019-08-28 ファナック株式会社 モータ駆動装置および測定方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009204600A (ja) 2008-02-01 2009-09-10 Sanyo Denki Co Ltd モータ制御装置及びモータの絶縁劣化検出方法
WO2013018411A1 (ja) 2011-07-29 2013-02-07 三洋電機株式会社 モータ駆動回路、モータ装置、および移動体
JP2015169479A (ja) 2014-03-05 2015-09-28 ファナック株式会社 絶縁抵抗検出機能を備えたモータ駆動装置及びモータの絶縁抵抗検出方法
JP2020183819A (ja) 2019-04-26 2020-11-12 株式会社アイピーコア研究所 空調装置

Also Published As

Publication number Publication date
CN114448266A (zh) 2022-05-06
US11579198B2 (en) 2023-02-14
JP2022073675A (ja) 2022-05-17
US20220137137A1 (en) 2022-05-05
JP7489293B2 (ja) 2024-05-23

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