GB2403855B - Thyristor control - Google Patents

Thyristor control

Info

Publication number
GB2403855B
GB2403855B GB0414710A GB0414710A GB2403855B GB 2403855 B GB2403855 B GB 2403855B GB 0414710 A GB0414710 A GB 0414710A GB 0414710 A GB0414710 A GB 0414710A GB 2403855 B GB2403855 B GB 2403855B
Authority
GB
United Kingdom
Prior art keywords
thyristor control
thyristor
control
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.)
Active
Application number
GB0414710A
Other versions
GB0414710D0 (en
GB2403855A (en
Inventor
David Gareth Hughes
Alan Maitland
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.)
CALEDON CONTROLS Ltd
Original Assignee
CALEDON CONTROLS Ltd
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 GB0315463A external-priority patent/GB0315463D0/en
Priority claimed from GB0319704A external-priority patent/GB0319704D0/en
Application filed by CALEDON CONTROLS Ltd filed Critical CALEDON CONTROLS Ltd
Publication of GB0414710D0 publication Critical patent/GB0414710D0/en
Publication of GB2403855A publication Critical patent/GB2403855A/en
Application granted granted Critical
Publication of GB2403855B publication Critical patent/GB2403855B/en
Anticipated expiration legal-status Critical
Active legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS 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
    • H02M5/00Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • H02M5/02Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
    • H02M5/04Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
    • H02M5/22Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M5/25Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
    • H02M5/257Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
    • H02M5/2573Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with control circuit
    • H02M5/2576Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with control circuit with digital control
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS 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
    • H02M5/00Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • H02M5/02Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
    • H02M5/04Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
    • H02M5/22Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M5/275Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M5/293Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M5/2932Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage, current or power
    • H02M5/2937Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage, current or power using whole cycle control, i.e. switching an integer number of whole or half cycles of the AC input voltage

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Electrical Variables (AREA)
GB0414710A 2003-07-02 2004-07-01 Thyristor control Active GB2403855B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0315463A GB0315463D0 (en) 2003-07-02 2003-07-02 Thyristor control
GB0319704A GB0319704D0 (en) 2003-08-22 2003-08-22 Thyristor control

Publications (3)

Publication Number Publication Date
GB0414710D0 GB0414710D0 (en) 2004-08-04
GB2403855A GB2403855A (en) 2005-01-12
GB2403855B true GB2403855B (en) 2005-12-21

Family

ID=32852425

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0414710A Active GB2403855B (en) 2003-07-02 2004-07-01 Thyristor control

Country Status (1)

Country Link
GB (1) GB2403855B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE529355C2 (en) * 2006-04-24 2007-07-17 Abb Ab Method of controlling current of three-phase electric motor e.g. asynchronous motor, involves adjusting firing angles of semiconductors provided in specified phases to provide range for angle in which direct current component appear
SE529993C2 (en) * 2006-09-11 2008-01-29 Abb Ab Method and apparatus for reducing the influence of a direct current component in a load current on an asynchronous three-phase motor
US20150048690A1 (en) * 2013-08-15 2015-02-19 Solcon Industries Ltd. Medium voltage power controller
EP3211782A1 (en) * 2016-02-24 2017-08-30 Hydrogenics Europe NV Configurable ac dc converter
RU2622890C1 (en) * 2016-07-27 2017-06-21 Федеральное государственное бюджетное образовательное учреждение высшего образования "Комсомольский-на-Амуре государственный технический университет" (ФГБОУ ВО "КнАГТУ") Method for switching-on, switching-off and regulating voltage of transformer substation
RU2667481C1 (en) * 2017-12-14 2018-09-20 Федеральное государственное бюджетное образовательное учреждение высшего образования "Комсомольский-на-Амуре государственный университет" (ФГБОУ ВО "КнАГУ") Device for switching on, switching off and adjusting voltage of transformer substation
RU2667095C1 (en) * 2017-12-29 2018-09-14 Владимир Степанович Климаш Method of control starting transformer for power transformer

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5128604A (en) * 1989-04-21 1992-07-07 Claude Caen Two phase power control of a three-phase load circuit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5128604A (en) * 1989-04-21 1992-07-07 Claude Caen Two phase power control of a three-phase load circuit

Also Published As

Publication number Publication date
GB0414710D0 (en) 2004-08-04
GB2403855A (en) 2005-01-12

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