JP7489293B2 - モータ絶縁検査機能付きインバータ装置 - Google Patents

モータ絶縁検査機能付きインバータ装置 Download PDF

Info

Publication number
JP7489293B2
JP7489293B2 JP2020183819A JP2020183819A JP7489293B2 JP 7489293 B2 JP7489293 B2 JP 7489293B2 JP 2020183819 A JP2020183819 A JP 2020183819A JP 2020183819 A JP2020183819 A JP 2020183819A JP 7489293 B2 JP7489293 B2 JP 7489293B2
Authority
JP
Japan
Prior art keywords
voltage
bus
motor
switch
inverter device
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.)
Active
Application number
JP2020183819A
Other languages
English (en)
Japanese (ja)
Other versions
JP2022073675A5 (https=
JP2022073675A (ja
Inventor
元澄 由良
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
Priority to JP2020183819A priority Critical patent/JP7489293B2/ja
Priority to DE102021128355.8A priority patent/DE102021128355A1/de
Priority to CN202111284843.5A priority patent/CN114448266A/zh
Priority to US17/517,204 priority patent/US11579198B2/en
Publication of JP2022073675A publication Critical patent/JP2022073675A/ja
Publication of JP2022073675A5 publication Critical patent/JP2022073675A5/ja
Application granted granted Critical
Publication of JP7489293B2 publication Critical patent/JP7489293B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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)
JP2020183819A 2020-11-02 2020-11-02 モータ絶縁検査機能付きインバータ装置 Active JP7489293B2 (ja)

Priority Applications (4)

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
DE102021128355.8A DE102021128355A1 (de) 2020-11-02 2021-10-29 Wechselrichtersystem mit Motorisolations-Prüffunktion
CN202111284843.5A 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
US17/517,204 US11579198B2 (en) 2020-11-02 2021-11-02 Inverter system with motor insulaton inspection function

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
JP2022073675A JP2022073675A (ja) 2022-05-17
JP2022073675A5 JP2022073675A5 (https=) 2023-06-08
JP7489293B2 true JP7489293B2 (ja) 2024-05-23

Family

ID=81184285

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020183819A Active 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

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 (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012173279A (ja) 2011-02-24 2012-09-10 Yaskawa Electric Corp モータ駆動装置
JP2019100966A (ja) 2017-12-07 2019-06-24 ファナック株式会社 モータ駆動装置および測定方法

Family Cites Families (9)

* 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
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
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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012173279A (ja) 2011-02-24 2012-09-10 Yaskawa Electric Corp モータ駆動装置
JP2019100966A (ja) 2017-12-07 2019-06-24 ファナック株式会社 モータ駆動装置および測定方法

Also Published As

Publication number Publication date
CN114448266A (zh) 2022-05-06
DE102021128355A1 (de) 2022-05-05
US11579198B2 (en) 2023-02-14
JP2022073675A (ja) 2022-05-17
US20220137137A1 (en) 2022-05-05

Similar Documents

Publication Publication Date Title
US7929323B2 (en) Method and apparatus for pre-charging power converters and diagnosing pre-charge faults
JP7489293B2 (ja) モータ絶縁検査機能付きインバータ装置
JP5606387B2 (ja) モータ制御装置及びモータの絶縁劣化検出方法
US8022658B2 (en) Motor control system including electrical insulation deterioration detecting system
TWI617815B (zh) 絕緣檢測器及電氣機器
CN102651624B (zh) 马达驱动装置
JP3704400B2 (ja) モータのインバータ駆動制御装置における異常診断方法
US20130221997A1 (en) Method and device for monitoring the insulation resistance in an ungrounded electrical network
JP2012233826A5 (https=)
EP2482411A1 (en) Drive Failure Protection
CN108604876B (zh) 电动机控制装置
DE112018001976T5 (de) Stückweise schätzung von gegenspannung zur fehlererkennung in elektrischen systemen
US20170089969A1 (en) Voltage Detection Apparatus
JP2004040921A (ja) 電動車輌の制御方法
CN113625117A (zh) 电机定子匝间短路故障诊断方法、装置及系统
Nguyen et al. Fault severity estimation using nonlinear Kalman filter for induction motors under inter-turn fault
JP7674479B2 (ja) モータの絶縁抵抗値を計算するモータ駆動装置
JP2015055596A (ja) 検査装置及び検査方法
DE112021007484T5 (de) Motoransteuerungsvorrichtung zur berechnung des isolationswiderstandswerts eines motors
KR20160039247A (ko) 전자 정류식 전기 모터에서 결함 결정 방법
JP2010233343A (ja) インバータ装置の故障検出方法
Jensen et al. A more robust stator insulation failure prognosis for inverter-driven machines
JPH0670660B2 (ja) インバータ装置
KR20080032761A (ko) 인버터 구동 교류전동기의 고정자권선 절연 진단장치 및방법
US9488698B2 (en) System and method for detecting diode failures

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230531

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20230531

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20240117

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20240130

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20240507

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20240513

R150 Certificate of patent or registration of utility model

Ref document number: 7489293

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150