FR1494802A - Dispositif de protection rapide de transistors montés en série dans un circuit - Google Patents

Dispositif de protection rapide de transistors montés en série dans un circuit

Info

Publication number
FR1494802A
FR1494802A FR2687A FR90002687A FR1494802A FR 1494802 A FR1494802 A FR 1494802A FR 2687 A FR2687 A FR 2687A FR 90002687 A FR90002687 A FR 90002687A FR 1494802 A FR1494802 A FR 1494802A
Authority
FR
France
Prior art keywords
series
circuit
protection device
transistors connected
rapid protection
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
Application number
FR2687A
Other languages
English (en)
Inventor
Maurice Cousin
Robert Klein
Yves Loiselet
Gilbert Sonet
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.)
Societe Generale de Constructions Electriques et Mecaniques
Cegelec SA
Original Assignee
Societe Generale de Constructions Electriques et Mecaniques
Cegelec SA
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 Societe Generale de Constructions Electriques et Mecaniques , Cegelec SA filed Critical Societe Generale de Constructions Electriques et Mecaniques
Priority to FR2687A priority Critical patent/FR1494802A/fr
Priority to BE699061D priority patent/BE699061A/xx
Priority to NL6707763A priority patent/NL6707763A/xx
Priority to DE19671613873 priority patent/DE1613873A1/de
Priority to GB2579667A priority patent/GB1181853A/en
Application granted granted Critical
Publication of FR1494802A publication Critical patent/FR1494802A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current 
    • G05F1/46—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC
    • G05F1/56—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices
    • G05F1/565—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor
    • G05F1/569—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor for protection
    • G05F1/573—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor for protection with overcurrent detector
    • 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
    • H02H3/44—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 the rate of change of electrical quantities
    • H02H3/445—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 the rate of change of electrical quantities of DC quantities
    • 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
    • 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
    • H03K17/081—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit
    • H03K17/0814—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the output circuit
    • H03K17/08146—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the output circuit in bipolar transistor switches

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Electronic Switches (AREA)
  • Thyristors (AREA)
  • Emergency Protection Circuit Devices (AREA)
FR2687A 1966-06-03 1966-06-03 Dispositif de protection rapide de transistors montés en série dans un circuit Expired FR1494802A (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR2687A FR1494802A (fr) 1966-06-03 1966-06-03 Dispositif de protection rapide de transistors montés en série dans un circuit
BE699061D BE699061A (fr) 1966-06-03 1967-05-26
NL6707763A NL6707763A (fr) 1966-06-03 1967-06-02
DE19671613873 DE1613873A1 (de) 1966-06-03 1967-06-02 Schnellschutzschaltung fuer Transistoren
GB2579667A GB1181853A (en) 1966-06-03 1967-06-03 A Circuit Arrangement for Protecting Transistors in Circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR2687A FR1494802A (fr) 1966-06-03 1966-06-03 Dispositif de protection rapide de transistors montés en série dans un circuit

Publications (1)

Publication Number Publication Date
FR1494802A true FR1494802A (fr) 1967-09-15

Family

ID=9696511

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2687A Expired FR1494802A (fr) 1966-06-03 1966-06-03 Dispositif de protection rapide de transistors montés en série dans un circuit

Country Status (5)

Country Link
BE (1) BE699061A (fr)
DE (1) DE1613873A1 (fr)
FR (1) FR1494802A (fr)
GB (1) GB1181853A (fr)
NL (1) NL6707763A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4195325A (en) 1977-12-13 1980-03-25 National Research Development Corporation Means for protecting hazardous areas against electrical faults
FR2582879A1 (fr) * 1985-06-04 1986-12-05 Telemecanique Electrique Appareil ou circuit interrupteur statique pour l'alimentation protegee d'une charge et de sa ligne
DE10328585B3 (de) * 2003-06-25 2005-04-14 Siemens Ag Elektrostatisches Filter mit Überspannungsschutz

Also Published As

Publication number Publication date
DE1613873A1 (de) 1971-03-11
BE699061A (fr) 1967-11-03
GB1181853A (en) 1970-02-18
NL6707763A (fr) 1967-12-04

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