FR2270705B1 - - Google Patents

Info

Publication number
FR2270705B1
FR2270705B1 FR7514365A FR7514365A FR2270705B1 FR 2270705 B1 FR2270705 B1 FR 2270705B1 FR 7514365 A FR7514365 A FR 7514365A FR 7514365 A FR7514365 A FR 7514365A FR 2270705 B1 FR2270705 B1 FR 2270705B1
Authority
FR
France
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
Application number
FR7514365A
Other languages
French (fr)
Other versions
FR2270705A1 (un
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2270705A1 publication Critical patent/FR2270705A1/fr
Application granted granted Critical
Publication of FR2270705B1 publication Critical patent/FR2270705B1/fr
Expired legal-status Critical Current

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
    • 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
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
    • H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
    • H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
    • H02P7/285—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
    • H02P7/29—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using pulse modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electronic Switches (AREA)
  • Dc-Dc Converters (AREA)
FR7514365A 1974-05-08 1975-05-07 Expired FR2270705B1 (un)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2422351A DE2422351A1 (de) 1974-05-08 1974-05-08 Ueberlastungsschutz fuer leistungs-transistoren, insbesondere im parallelbetrieb

Publications (2)

Publication Number Publication Date
FR2270705A1 FR2270705A1 (un) 1975-12-05
FR2270705B1 true FR2270705B1 (un) 1979-04-27

Family

ID=5915018

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7514365A Expired FR2270705B1 (un) 1974-05-08 1975-05-07

Country Status (4)

Country Link
DE (1) DE2422351A1 (un)
FR (1) FR2270705B1 (un)
GB (1) GB1512073A (un)
IT (1) IT1037934B (un)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2617883A1 (de) * 1976-04-23 1977-11-10 Bosch Gmbh Robert Impulssteuerschaltung fuer elektrische verbraucher
FR2380654A1 (fr) * 1977-02-11 1978-09-08 Dba Circuit de limitation de l'intensite dans les montages en parallele d'amplificateurs de puissance
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
FR2541639B1 (fr) * 1983-02-25 1988-06-03 Marchal Equip Auto Systeme d'essuie-glace a detecteur de surcharge commandant l'inversion du sens de rotation des balais
GB2236919B (en) * 1989-10-04 1994-03-30 Kone Elevator Gmbh Overload and short-circuit protection circuit
US5091816A (en) * 1989-10-10 1992-02-25 Kone Elevator Gmbh Procedure and device for overload and short-circuit protection of output drivers

Also Published As

Publication number Publication date
GB1512073A (en) 1978-05-24
DE2422351A1 (de) 1975-11-20
FR2270705A1 (un) 1975-12-05
IT1037934B (it) 1979-11-20

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Legal Events

Date Code Title Description
ST Notification of lapse