SE399786B - Anordning for att forhindra stegkortslutningar vid lastomkopplare i reglertransformatorer med antiparallellt kopplade tyristorer - Google Patents

Anordning for att forhindra stegkortslutningar vid lastomkopplare i reglertransformatorer med antiparallellt kopplade tyristorer

Info

Publication number
SE399786B
SE399786B SE7506012A SE7506012A SE399786B SE 399786 B SE399786 B SE 399786B SE 7506012 A SE7506012 A SE 7506012A SE 7506012 A SE7506012 A SE 7506012A SE 399786 B SE399786 B SE 399786B
Authority
SE
Sweden
Prior art keywords
thristors
antiparally
transformers
controller
coupled
Prior art date
Application number
SE7506012A
Other languages
English (en)
Swedish (sv)
Other versions
SE7506012L (sv
Inventor
K Kugler
Original Assignee
Reinhausen Maschf Scheubeck
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
Priority claimed from DE19742426638 external-priority patent/DE2426638C2/de
Application filed by Reinhausen Maschf Scheubeck filed Critical Reinhausen Maschf Scheubeck
Publication of SE7506012L publication Critical patent/SE7506012L/xx
Publication of SE399786B publication Critical patent/SE399786B/xx

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
    • H02H7/04—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 transformers
    • H02H7/055—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 transformers for tapped transformers or tap-changing means thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Protection Of Transformers (AREA)
  • Keying Circuit Devices (AREA)
  • Control Of Electrical Variables (AREA)
  • Rectifiers (AREA)
SE7506012A 1974-06-01 1975-05-27 Anordning for att forhindra stegkortslutningar vid lastomkopplare i reglertransformatorer med antiparallellt kopplade tyristorer SE399786B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742426638 DE2426638C2 (de) 1974-06-01 Anordnung zur Verhinderung von Stufenkurzschlüssen bei Lastumschaltern von Stufentransformatoren mit antiparallel geschalteten Thyristoren

Publications (2)

Publication Number Publication Date
SE7506012L SE7506012L (sv) 1975-12-02
SE399786B true SE399786B (sv) 1978-02-27

Family

ID=5917102

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7506012A SE399786B (sv) 1974-06-01 1975-05-27 Anordning for att forhindra stegkortslutningar vid lastomkopplare i reglertransformatorer med antiparallellt kopplade tyristorer

Country Status (6)

Country Link
US (1) US3944913A (no)
JP (1) JPS512925A (no)
AT (1) AT340538B (no)
FR (1) FR2275921A2 (no)
NO (1) NO136165C (no)
SE (1) SE399786B (no)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5166597A (en) * 1991-08-08 1992-11-24 Electric Power Research Institute Phase-shifting transformer system
US5408171A (en) * 1991-10-21 1995-04-18 Electric Power Research Institute, Inc. Combined solid-state and mechanically-switched transformer tap-changer
JPH0546777U (ja) * 1991-11-29 1993-06-22 積水化成品工業株式会社 緩衝材等の発泡体
US5461300A (en) * 1993-03-30 1995-10-24 Electric Power Research Institute, Inc. Phase angle regulating transformer with a single core per phase
US5548166A (en) * 1993-12-09 1996-08-20 Long Island Lighting Company Momentary power outage carryover device
US5530338A (en) * 1995-03-06 1996-06-25 Beckwith; Robert W. Load tapchanger transformer paralleling by daisy chain comparison of load currents
US6078148A (en) * 1998-10-09 2000-06-20 Relume Corporation Transformer tap switching power supply for LED traffic signal
US6472851B2 (en) 2000-07-05 2002-10-29 Robicon Corporation Hybrid tap-changing transformer with full range of control and high resolution
US8207716B2 (en) * 2004-10-14 2012-06-26 Utility Systems Technologies, Inc. Useful improvements in the art of 3-phase electronic tap changer commutation device
US7737667B2 (en) * 2004-10-14 2010-06-15 Utility Systems Technologies, Inc. 3-phase electronic tap changer commutation and device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1438592A1 (de) * 1961-02-11 1969-01-16 Siemens Ag Anordnung zur unterbrechungslosen,lichtbogen- und spannungseinbruchsfreien Lastumschaltung bei Stufentransformatoren
JPS507727B1 (no) * 1969-11-04 1975-03-28
SE350143B (no) * 1971-02-05 1972-10-16 Asea Ab
US3706024A (en) * 1971-03-29 1972-12-12 Westinghouse Electric Corp Tap changing apparatus having a gate control tripper
DE2207367C2 (de) * 1972-02-17 1974-02-28 Reinhausen Maschf Scheubeck Anordnung zur Verhinderung von Stufenkurzschlüssen bei Lastumschaltern von Stufentransformatoren mit antiparallel geschalteten Thyristoren

Also Published As

Publication number Publication date
NO751917L (no) 1975-12-02
NO136165C (no) 1977-07-27
AT340538B (de) 1977-12-27
US3944913A (en) 1976-03-16
NO136165B (no) 1977-04-18
DE2426638A1 (no) 1975-10-09
JPS512925A (no) 1976-01-12
FR2275921A2 (fr) 1976-01-16
ATA410875A (de) 1977-04-15
DE2426638B1 (de) 1975-10-09
SE7506012L (sv) 1975-12-02

Similar Documents

Publication Publication Date Title
SE7608503L (sv) Automatisk anordnign for att hindra fall vid motordrivna lyftmaskiner
SE7506012L (sv) Anordning for att forhindra stegkortslutningar vid lastomkopplare i reglertransformatorer med antiparallellt kopplade tyristorer
SE7505447L (sv) Anordning vid kemoelektriska batterier i stapelform
BR7605738A (pt) Aperfeicoamento em dispositivo de transferencia de carga
ZA802653B (en) Fault location in electrical circuits
SE7603784L (sv) Anordning for kontaktering av elektriska komponenter for ingjutning i arbetsstycken
SE395574B (sv) Anordning for att begrensa forlusteffekten i elektroniska byggelement
NO146340C (no) Anordning for belastningsbeskyttelse i elektriske installasjoner med flere faser.
AT288552B (de) Schaltungsanordnung zum unterbrechungslosen Lastumschalten bei Stufentransformatoren
AU8161175A (en) Integrated circuit for switching on/off an ac load
BR7017545D0 (pt) Aperfeicoamento em cubiculo disjuntor para alta tensao
SE404116B (sv) Anordning vid stromstellare
SE7514504L (sv) Anordning vid stotfangare i fordon
SE414426B (sv) Anordning vid igenpluggning av tapphal i elektriska smeltugnar
SE333189B (sv) Permanenthuvudkontakt foer lastomkopplare vid reglerbara transformatorer
SE7612158L (sv) Anordning vid lastpallar
SE7510669L (sv) Anordning vid lastpallar
SE7604934L (sv) Kretsanordning for att minska dempningen i skenstromkretsar
SE7601492L (sv) Anordning vid forarstol pa lastkran
SE7511835L (sv) Frankopplingsanordning i synnerhet for elektriska kondensatorer
SE406457B (sv) Anordning for skydd mot overlast vid lyftdon
SE391171B (sv) Anordning vid lastoverforingsaggregat
SE7613756L (sv) Anordning vid lastkranar for fartyg
SE413552B (sv) Stellanordning vid elektriska projektiltendror
SE7610185L (sv) Lastvridanordning vid lyftdon