DE3812733C2 - - Google Patents

Info

Publication number
DE3812733C2
DE3812733C2 DE19883812733 DE3812733A DE3812733C2 DE 3812733 C2 DE3812733 C2 DE 3812733C2 DE 19883812733 DE19883812733 DE 19883812733 DE 3812733 A DE3812733 A DE 3812733A DE 3812733 C2 DE3812733 C2 DE 3812733C2
Authority
DE
Germany
Prior art keywords
voltage
circuit
switching element
short
switching
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.)
Expired - Fee Related
Application number
DE19883812733
Other languages
German (de)
English (en)
Other versions
DE3812733A1 (de
DE3812733C3 (de
Inventor
Gourab Majumdar
Takahiro Itami Hyogo Jp Hiramoto
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of DE3812733A1 publication Critical patent/DE3812733A1/de
Publication of DE3812733C2 publication Critical patent/DE3812733C2/de
Application granted granted Critical
Publication of DE3812733C3 publication Critical patent/DE3812733C3/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
    • H02H3/087—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current for dc applications
    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K17/082—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit
    • H03K17/0826—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in bipolar transistor switches

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electronic Switches (AREA)
  • Protection Of Static Devices (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Amplifiers (AREA)
DE19883812733 1987-04-27 1988-04-16 Kurzschluß-Schutzschaltung Expired - Fee Related DE3812733C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62104989A JPS63268432A (ja) 1987-04-27 1987-04-27 短絡保護回路

Publications (3)

Publication Number Publication Date
DE3812733A1 DE3812733A1 (de) 1988-11-17
DE3812733C2 true DE3812733C2 (fr) 1990-12-13
DE3812733C3 DE3812733C3 (de) 1994-08-11

Family

ID=14395504

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19883812733 Expired - Fee Related DE3812733C3 (de) 1987-04-27 1988-04-16 Kurzschluß-Schutzschaltung

Country Status (3)

Country Link
JP (1) JPS63268432A (fr)
DE (1) DE3812733C3 (fr)
FR (1) FR2614479B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19800580B4 (de) * 1997-03-11 2005-01-20 Mitsubishi Denki K.K. Leistungswandlervorrichtung

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19842256C1 (de) * 1998-09-15 2000-05-25 Doehler Peter Schutzschaltung für die Schalttransistoren einer H-Brückenschaltung
JP5118411B2 (ja) 2007-08-07 2013-01-16 オンセミコンダクター・トレーディング・リミテッド パワーアンプ

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4225897A (en) * 1979-01-29 1980-09-30 Rca Corporation Overcurrent protection circuit for power transistor
IT1110628B (it) * 1979-01-30 1985-12-23 Sp El Srl Circuito per la protezione automatica dei transistori di potenza particolarmente per convertitori a commutazione o simili

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19800580B4 (de) * 1997-03-11 2005-01-20 Mitsubishi Denki K.K. Leistungswandlervorrichtung

Also Published As

Publication number Publication date
DE3812733A1 (de) 1988-11-17
DE3812733C3 (de) 1994-08-11
JPS63268432A (ja) 1988-11-07
FR2614479B1 (fr) 1994-05-06
FR2614479A1 (fr) 1988-10-28

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8363 Opposition against the patent
8328 Change in the person/name/address of the agent

Free format text: BOEHMERT, A., DIPL.-ING. HOORMANN, W., DIPL.-ING. DR.-ING., 2800 BREMEN GODDAR, H., DIPL.-PHYS. DR.RER.NAT., PAT.-ANWAELTE, 8000 MUENCHEN STAHLBERG, W., RECHTSANW., 2800 BREMEN

8366 Restricted maintained after opposition proceedings
8305 Restricted maintenance of patent after opposition
D4 Patent maintained restricted
8320 Willingness to grant licenses declared (paragraph 23)
8339 Ceased/non-payment of the annual fee