SE7810308L - COUPLING DEVICE FOR PROTECTION OF TWO ANTIPARALLEL COUPLED CONTROLLABLE SEMI-LEADER VALVES AGAINST OVERVOLTAGE - Google Patents

COUPLING DEVICE FOR PROTECTION OF TWO ANTIPARALLEL COUPLED CONTROLLABLE SEMI-LEADER VALVES AGAINST OVERVOLTAGE

Info

Publication number
SE7810308L
SE7810308L SE7810308A SE7810308A SE7810308L SE 7810308 L SE7810308 L SE 7810308L SE 7810308 A SE7810308 A SE 7810308A SE 7810308 A SE7810308 A SE 7810308A SE 7810308 L SE7810308 L SE 7810308L
Authority
SE
Sweden
Prior art keywords
leader
protection
coupling device
against overvoltage
valves against
Prior art date
Application number
SE7810308A
Other languages
Swedish (sv)
Other versions
SE440713B (en
Inventor
B Amelunxen
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Publication of SE7810308L publication Critical patent/SE7810308L/en
Publication of SE440713B publication Critical patent/SE440713B/en

Links

Classifications

    • 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
    • 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
    • H03K17/0824—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in thyristor switches

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Static Devices (AREA)
  • Arc Welding Control (AREA)
SE7810308A 1977-10-06 1978-10-02 CLUTCH DEVICE FOR PROTECTION OF TWO ANTI-PARALLEL CONNECTOR, CONTROLLABLE SEMICONDUCTOR VALVES SE440713B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2744961A DE2744961C2 (en) 1977-10-06 1977-10-06 Surge protection arrangement for the AC power controller of a welding transformer

Publications (2)

Publication Number Publication Date
SE7810308L true SE7810308L (en) 1979-04-07
SE440713B SE440713B (en) 1985-08-12

Family

ID=6020810

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7810308A SE440713B (en) 1977-10-06 1978-10-02 CLUTCH DEVICE FOR PROTECTION OF TWO ANTI-PARALLEL CONNECTOR, CONTROLLABLE SEMICONDUCTOR VALVES

Country Status (5)

Country Link
CA (1) CA1132656A (en)
CH (1) CH632358A5 (en)
DE (1) DE2744961C2 (en)
GB (1) GB2005493B (en)
SE (1) SE440713B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3131894A1 (en) * 1981-08-12 1983-02-24 Siemens AG, 1000 Berlin und 8000 München IGNITION SWITCHING FOR A POWER TYRISTOR
DE3311667C2 (en) * 1983-03-30 1986-02-13 Siemens AG, 1000 Berlin und 8000 München Arrangement for the feedback of protective ignitions with two series-connected counter-parallel thyristor pairs

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2258112B2 (en) * 1972-11-28 1978-02-23 Brown, Boveri & Cie Ag, 6800 Mannheim PROTECTIVE CIRCUIT TO PROTECT THYRISTORS AGAINST OVERVOLTAGE

Also Published As

Publication number Publication date
CA1132656A (en) 1982-09-28
SE440713B (en) 1985-08-12
GB2005493B (en) 1982-04-28
DE2744961A1 (en) 1979-04-12
CH632358A5 (en) 1982-09-30
GB2005493A (en) 1979-04-19
DE2744961C2 (en) 1985-07-18

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