CA926937A - Electrical control apparatus using direction of current and power flow to gate switching devices - Google Patents

Electrical control apparatus using direction of current and power flow to gate switching devices

Info

Publication number
CA926937A
CA926937A CA114441A CA114441A CA926937A CA 926937 A CA926937 A CA 926937A CA 114441 A CA114441 A CA 114441A CA 114441 A CA114441 A CA 114441A CA 926937 A CA926937 A CA 926937A
Authority
CA
Canada
Prior art keywords
current
control apparatus
electrical control
switching devices
power flow
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
CA114441A
Other languages
English (en)
Inventor
Wood Peter
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA926937A publication Critical patent/CA926937A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/02—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings
    • H01F29/04—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings having provision for tap-changing without interrupting the load current
    • 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 
    • G05F1/12—Regulating voltage or current  wherein the variable actually regulated by the final control device is AC
    • G05F1/14—Regulating voltage or current  wherein the variable actually regulated by the final control device is AC using tap transformers or tap changing inductors as final control devices
    • G05F1/16—Regulating voltage or current  wherein the variable actually regulated by the final control device is AC using tap transformers or tap changing inductors as final control devices combined with discharge tubes or semiconductor devices
    • G05F1/20—Regulating voltage or current  wherein the variable actually regulated by the final control device is AC using tap transformers or tap changing inductors as final control devices combined with discharge tubes or semiconductor devices semiconductor devices only

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Electrical Variables (AREA)
CA114441A 1970-06-24 1971-06-01 Electrical control apparatus using direction of current and power flow to gate switching devices Expired CA926937A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4931870A 1970-06-24 1970-06-24

Publications (1)

Publication Number Publication Date
CA926937A true CA926937A (en) 1973-05-22

Family

ID=21959184

Family Applications (1)

Application Number Title Priority Date Filing Date
CA114441A Expired CA926937A (en) 1970-06-24 1971-06-01 Electrical control apparatus using direction of current and power flow to gate switching devices

Country Status (5)

Country Link
US (1) US3619765A (enExample)
JP (1) JPS5225551B1 (enExample)
BE (1) BE768949A (enExample)
CA (1) CA926937A (enExample)
FR (1) FR2099842A5 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3723853A (en) * 1970-01-13 1973-03-27 Mo Energet Ins Scr tap changing voltage regulator
SE350143B (enExample) * 1971-02-05 1972-10-16 Asea Ab
US3818321A (en) * 1973-04-09 1974-06-18 Wilorco Inc Voltage regulator
US3858104A (en) * 1973-05-07 1974-12-31 Caterpillar Tractor Co Dc power converter
US3970918A (en) * 1975-01-13 1976-07-20 Edward Cooper High speed, step-switching AC line voltage regulator with half-cycle step response
US4220911A (en) * 1978-09-08 1980-09-02 Westinghouse Electric Corp. Thyristor tap changer for electrical inductive apparatus
US4240135A (en) * 1979-05-29 1980-12-16 Bell Telephone Laboratories, Incorporated Regulated cycloconverter circuit
US4434388A (en) 1981-09-03 1984-02-28 Carver Leroy J Electrical lighting controller
SE464838B (sv) * 1985-11-07 1991-06-17 Electrolux Ab Anordning foer reglering av en vaexelspaenning
US5055766A (en) * 1990-06-04 1991-10-08 Duke Power Company Voltage regulator compensation in power distribution circuits
US5583423A (en) * 1993-11-22 1996-12-10 Bangerter; Fred F. Energy saving power control method
US5559426A (en) * 1994-06-03 1996-09-24 Eaton Corporation Synchronous contactor
US5786684A (en) * 1996-09-16 1998-07-28 Abb Power T&D Company, Inc. Apparatus and methods for minimizing over voltage in a voltage regulator
GB2435943A (en) * 2006-03-08 2007-09-12 Areva T & D Sa Hybrid on-load tap changer
US20080068132A1 (en) * 2006-05-16 2008-03-20 Georges Kayanakis Contactless radiofrequency device featuring several antennas and related antenna selection circuit
DE202007012310U1 (de) * 2007-09-03 2007-12-20 Aeg Power Supply Systems Gmbh Schaltungsanordnung zur Umschaltung zwischen zwei Spannungsstufen einer Spannungsversorgung
WO2010049185A1 (de) * 2008-12-09 2010-05-06 Centrotherm Sitec Gmbh Anordnung und verfahren zur phasenanschnitt-steuerung
RU2398342C1 (ru) * 2009-06-23 2010-08-27 Государственное образовательное учреждение высшего профессионального образования Нижегородский государственный технический университет им. Р.Е. Алексеева (НГТУ) Способ управления тиристорным регулятором напряжения трансформатора
EP3327911B1 (de) 2016-11-23 2020-10-21 Maschinenfabrik Reinhausen GmbH Verfahren zur steuerung eines schaltmoduls basierend auf thyristor-schaltelementen
RU192343U1 (ru) * 2019-06-28 2019-09-13 федеральное государственное бюджетное образовательное учреждение высшего образования "Нижегородский государственный технический университет им. Р.Е. Алексеева" (НГТУ) Устройство управления тиристорным регулятором вольтодобавочного напряжения

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL300870A (enExample) * 1963-09-06 1900-01-01
US3375437A (en) * 1965-03-15 1968-03-26 Navy Usa Maintenance of power supply regulation during low-line transients
DE1563280B2 (de) * 1966-04-16 1971-04-01 Maschinenfabrik Reinhausen Gebruder Scheu beck KG, 8400 Regensburg Anordnung zur lastumschaltung bei stufentransformatoren mit antiparallel geschalteten thyristoren

Also Published As

Publication number Publication date
JPS471677A (enExample) 1972-01-27
US3619765A (en) 1971-11-09
JPS5225551B1 (enExample) 1977-07-08
BE768949A (fr) 1971-12-24
FR2099842A5 (enExample) 1972-03-17

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