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SG66347A1 - Method and circuit for protecting power circuits against short circuit and over current faults - Google Patents

Method and circuit for protecting power circuits against short circuit and over current faults

Info

Publication number
SG66347A1
SG66347A1 SG1997000172A SG1997000172A SG66347A1 SG 66347 A1 SG66347 A1 SG 66347A1 SG 1997000172 A SG1997000172 A SG 1997000172A SG 1997000172 A SG1997000172 A SG 1997000172A SG 66347 A1 SG66347 A1 SG 66347A1
Authority
SG
Singapore
Prior art keywords
circuit
over current
power circuits
against short
protecting power
Prior art date
Application number
SG1997000172A
Other languages
English (en)
Inventor
Vijay Mangtani
Original Assignee
Int Rectifier 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 Int Rectifier Corp filed Critical Int Rectifier Corp
Publication of SG66347A1 publication Critical patent/SG66347A1/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
    • H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
    • H02H7/122—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for inverters, i.e. dc/ac converters
    • 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
    • H02M1/32—Means for protecting converters other than automatic disconnection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
    • H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
    • H02H7/122—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for inverters, i.e. dc/ac converters
    • H02H7/1227—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for inverters, i.e. dc/ac converters responsive to abnormalities in the output circuit, e.g. short circuit
    • 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
    • H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
    • H02M7/5387—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)
  • Protection Of Static Devices (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Rectifiers (AREA)
  • Amplifiers (AREA)
SG1997000172A 1996-01-26 1997-01-24 Method and circuit for protecting power circuits against short circuit and over current faults SG66347A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/592,493 US5687049A (en) 1996-01-26 1996-01-26 Method and circuit for protecting power circuits against short circuit and over current faults

Publications (1)

Publication Number Publication Date
SG66347A1 true SG66347A1 (en) 1999-07-20

Family

ID=24370878

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1997000172A SG66347A1 (en) 1996-01-26 1997-01-24 Method and circuit for protecting power circuits against short circuit and over current faults

Country Status (9)

Country Link
US (1) US5687049A (it)
JP (1) JP3764234B2 (it)
KR (1) KR100417837B1 (it)
DE (1) DE19702134A1 (it)
FR (1) FR2744295B1 (it)
GB (1) GB2309597B (it)
IT (1) IT1289196B1 (it)
SG (1) SG66347A1 (it)
TW (1) TW398105B (it)

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CN106532650A (zh) * 2016-08-31 2017-03-22 苏州迈力电器有限公司 一种逆变器保护电路
CN106526408A (zh) * 2016-08-31 2017-03-22 苏州迈力电器有限公司 一种逆变器保护电路系统
CN106329486A (zh) * 2016-08-31 2017-01-11 苏州迈力电器有限公司 一种新型逆变器保护电路
CN106385171A (zh) * 2016-09-30 2017-02-08 深圳市奥耐电气技术有限公司 交错并联三相pfc电路
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KR20180103338A (ko) * 2017-03-09 2018-09-19 엘지전자 주식회사 삼상 모터의 상간 단락 검출 장치, 그 방법 및 이를 포함하는 공기 조화기
JP7013668B2 (ja) 2017-04-06 2022-02-01 富士電機株式会社 半導体装置
EP3610565A1 (en) * 2017-04-20 2020-02-19 ABB Schweiz AG Short circuit detection in paralleled half-bridge modules
JP6824103B2 (ja) * 2017-04-25 2021-02-03 三菱電機株式会社 電力半導体装置および電力半導体駆動システム
GB2563028B (en) * 2017-05-30 2020-06-24 Protean Electric Ltd A controller for an electric machine
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JP7124339B2 (ja) 2018-02-28 2022-08-24 富士電機株式会社 半導体装置
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Also Published As

Publication number Publication date
ITMI970134A1 (it) 1998-07-24
JPH09233838A (ja) 1997-09-05
FR2744295B1 (fr) 2000-10-13
GB2309597B (en) 2000-08-02
GB9701344D0 (en) 1997-03-12
FR2744295A1 (fr) 1997-08-01
DE19702134A1 (de) 1997-10-30
TW398105B (en) 2000-07-11
KR100417837B1 (ko) 2004-07-21
GB2309597A (en) 1997-07-30
KR970060623A (ko) 1997-08-12
US5687049A (en) 1997-11-11
JP3764234B2 (ja) 2006-04-05
IT1289196B1 (it) 1998-09-29

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