CN114448266A - 具有电机绝缘性检查功能的逆变器系统 - Google Patents

具有电机绝缘性检查功能的逆变器系统 Download PDF

Info

Publication number
CN114448266A
CN114448266A CN202111284843.5A CN202111284843A CN114448266A CN 114448266 A CN114448266 A CN 114448266A CN 202111284843 A CN202111284843 A CN 202111284843A CN 114448266 A CN114448266 A CN 114448266A
Authority
CN
China
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
CN202111284843.5A
Other languages
English (en)
Chinese (zh)
Inventor
由良元澄
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
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 filed Critical Okuma Corp
Publication of CN114448266A publication Critical patent/CN114448266A/zh
Pending legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/34—Testing dynamo-electric machines
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
    • H02P27/04—Arrangements 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
    • H02P27/06—Arrangements 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
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/34—Testing dynamo-electric machines
    • G01R31/343—Testing dynamo-electric machines in operation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/025—Measuring very high resistances, e.g. isolation resistances, i.e. megohm-meters
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse 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

Landscapes

  • 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)
CN202111284843.5A 2020-11-02 2021-11-01 具有电机绝缘性检查功能的逆变器系统 Pending CN114448266A (zh)

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
CN114448266A true CN114448266A (zh) 2022-05-06

Family

ID=81184285

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111284843.5A Pending CN114448266A (zh) 2020-11-02 2021-11-01 具有电机绝缘性检查功能的逆变器系统

Country Status (4)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116660702A (zh) * 2023-07-31 2023-08-29 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

Families Citing this family (2)

* 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

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5065192B2 (ja) * 2008-02-01 2012-10-31 山洋電気株式会社 モータ制御装置及びモータの絶縁劣化検出方法
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
JP5899516B2 (ja) 2011-07-29 2016-04-06 パナソニックＩｐマネジメント株式会社 モータ駆動回路、モータ装置、および移動体
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
JP6017481B2 (ja) 2014-03-05 2016-11-02 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
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
JP7255855B2 (ja) 2019-04-26 2023-04-11 株式会社アイピーコア研究所 空調装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116660702A (zh) * 2023-07-31 2023-08-29 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
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

Also Published As

Publication number Publication date
DE102021128355A1 (de) 2022-05-05
US11579198B2 (en) 2023-02-14
JP2022073675A (ja) 2022-05-17
US20220137137A1 (en) 2022-05-05
JP7489293B2 (ja) 2024-05-23

Similar Documents

Publication Publication Date Title
CN102651624B (zh) 马达驱动装置
JP5065192B2 (ja) モータ制御装置及びモータの絶縁劣化検出方法
CN111090027B (zh) 高压系统和用于监视高压系统中的绝缘故障的方法
US10541539B1 (en) Converter, inverter, AC motor driving apparatus, and air conditioner using the same
US9625519B2 (en) Drive failure protection
CN114448266A (zh) 具有电机绝缘性检查功能的逆变器系统
US20100080022A1 (en) Method and apparatus for pre-charging power converters and diagnosing pre-charge faults
EP3361271B1 (en) Device and method for measuring isolation resistance of battery powered systems
CN107800333B (zh) 电动机控制装置
US12117502B2 (en) Earth leakage detection device and vehicle power supply system
US12132384B2 (en) Current measuring circuit for a converter, converter circuit and converter
TWI855185B (zh) 馬達控制裝置、及馬達控制裝置的絕緣電阻檢測方法
CN101432941B (zh) 三相输电线路的距离保护中的负荷补偿
CN112290853B (zh) 电机控制装置及其绝缘电阻检测方法
JP7674478B2 (ja) モータの絶縁抵抗値を計算するモータ駆動装置
JP5464452B2 (ja) モータ駆動装置
KR20160039247A (ko) 전자 정류식 전기 모터에서 결함 결정 방법
JP5369818B2 (ja) インバータ装置の故障検出方法
JP7090829B1 (ja) モータ制御装置
JPS6280567A (ja) 電力変換素子の劣化診断方法
JP5535266B2 (ja) 多軸三相サーボモータ用の故障検出装置および故障検出方法
CN112684252B (zh) 电机控制装置及其绝缘电阻检测方法
Krishna et al. Investigation on stator winding interturn fault in induction motor using the autotransformer based approach
CN112886903B (zh) 电机控制装置和电机控制装置的绝缘电阻检测方法
KR20260054824A (ko) Ｐｒａ의 릴레이 진단장치

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination