IE52834B1 - Pulsed thyristor trigger control circuit - Google Patents

Pulsed thyristor trigger control circuit

Info

Publication number
IE52834B1
IE52834B1 IE642/82A IE64282A IE52834B1 IE 52834 B1 IE52834 B1 IE 52834B1 IE 642/82 A IE642/82 A IE 642/82A IE 64282 A IE64282 A IE 64282A IE 52834 B1 IE52834 B1 IE 52834B1
Authority
IE
Ireland
Prior art keywords
current
control system
pulse
signal
transistor
Prior art date
Application number
IE642/82A
Other languages
English (en)
Other versions
IE820642L (en
Original Assignee
Nasa
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 Nasa filed Critical Nasa
Publication of IE820642L publication Critical patent/IE820642L/xx
Publication of IE52834B1 publication Critical patent/IE52834B1/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for AC mains or AC distribution networks
    • H02J3/18—Arrangements for adjusting, eliminating or compensating reactive power in networks
    • H02J3/1892—Arrangements for adjusting, eliminating or compensating reactive power in networks the arrangements being an integral part of the load, e.g. a motor, or of its control circuit
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
    • H02P23/26—Power factor control [PFC]

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Ac Motors In General (AREA)
  • Power Conversion In General (AREA)
  • Generation Of Surge Voltage And Current (AREA)
  • Control Of Eletrric Generators (AREA)
  • Control Of Electrical Variables (AREA)
  • Ac-Ac Conversion (AREA)
IE642/82A 1981-11-30 1982-03-19 Pulsed thyristor trigger control circuit IE52834B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/325,932 US4426614A (en) 1981-11-30 1981-11-30 Pulsed thyristor trigger control circuit

Publications (2)

Publication Number Publication Date
IE820642L IE820642L (en) 1983-05-30
IE52834B1 true IE52834B1 (en) 1988-03-16

Family

ID=23270059

Family Applications (1)

Application Number Title Priority Date Filing Date
IE642/82A IE52834B1 (en) 1981-11-30 1982-03-19 Pulsed thyristor trigger control circuit

Country Status (15)

Country Link
US (1) US4426614A (OSRAM)
EP (1) EP0080788B1 (OSRAM)
JP (1) JPS5894017A (OSRAM)
AT (1) ATE20560T1 (OSRAM)
AU (1) AU529855B1 (OSRAM)
CA (1) CA1171907A (OSRAM)
DE (1) DE3271821D1 (OSRAM)
HK (1) HK97186A (OSRAM)
IE (1) IE52834B1 (OSRAM)
IL (1) IL65485A (OSRAM)
IN (1) IN155872B (OSRAM)
MX (1) MX151417A (OSRAM)
NZ (1) NZ200122A (OSRAM)
PH (1) PH19924A (OSRAM)
SG (1) SG75186G (OSRAM)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2131984B (en) * 1982-09-20 1986-06-11 Plessey Co Plc Power control circuit arrangement
US5982114A (en) * 1983-08-13 1999-11-09 Canon Kabushiki Kaisha Control apparatus for copying machine or the like
US5610480A (en) * 1983-08-13 1997-03-11 Canon Kabushiki Kaisha Control apparatus for copying machine or the like
FR2561463B1 (fr) * 1984-03-13 1986-09-12 Alsthom Cgee Dispositif de generation d'impulsions de commande de thyristors pour l'alimentation d'une inductance de reglage de la puissance reactive d'un reseau electrique
GB8415562D0 (en) * 1984-06-19 1984-07-25 Halford J W Placement system
US4672301A (en) * 1986-04-04 1987-06-09 Industrial Power Controls Inc. Power controller circuit with automatic correction for phase lag between voltage and current
US4857826A (en) * 1986-11-26 1989-08-15 Polytronics, Inc. Tester system for electrical power circuits terminated at an outlet plug receptacle
ATE87775T1 (de) * 1989-01-23 1993-04-15 Siemens Ag Verfahren und vorrichtung zur steuerung von ein- oder mehrphasigen wechselstromstellern.
US5151642A (en) * 1990-05-03 1992-09-29 Allen-Bradley Company, Inc. Apparatus for controlling an electric motor
US5670858A (en) * 1991-06-03 1997-09-23 Condyne Technology, Inc. Single-phase induction motor safety controller
US5444359A (en) * 1992-06-26 1995-08-22 Green Technologies, Inc. Load sensitive variable voltage motor controller
US5329223A (en) * 1992-06-26 1994-07-12 Green Technologies, Inc. Ideal voltage controller for conserving energy in inductive loads
US5637975A (en) * 1992-10-16 1997-06-10 Pummer; Alexander C. Power factor corrector for A.C. induction motors
US5304911A (en) * 1992-12-14 1994-04-19 Energy Consortium Inc Power control system for an A.C. induction motor
US7315151B2 (en) * 1995-01-11 2008-01-01 Microplanet Inc. Method and apparatus for electronic power control
US5747972A (en) * 1995-01-11 1998-05-05 Microplanet Ltd. Method and apparatus for electronic power control
GB2312301B (en) * 1996-04-19 2000-05-10 Gec Alsthom Ltd Control arrangement for a multilevel convertor
US6163129A (en) * 1999-03-11 2000-12-19 Eaton Corporation Method of controlling the starting, stopping and speed of an AC induction motor
US6690594B2 (en) 2000-08-10 2004-02-10 Sal G. Amarillas Electrical power conservation apparatus and method
JP2008054369A (ja) * 2006-08-22 2008-03-06 Daikin Ind Ltd 交流負荷駆動装置及びスイッチング制御方法
US8085009B2 (en) 2007-08-13 2011-12-27 The Powerwise Group, Inc. IGBT/FET-based energy savings device for reducing a predetermined amount of voltage using pulse width modulation
US8619443B2 (en) 2010-09-29 2013-12-31 The Powerwise Group, Inc. System and method to boost voltage
US8120307B2 (en) 2007-08-24 2012-02-21 The Powerwise Group, Inc. System and method for providing constant loading in AC power applications
US8085010B2 (en) * 2007-08-24 2011-12-27 The Powerwise Group, Inc. TRIAC/SCR-based energy savings device for reducing a predetermined amount of voltage using pulse width modulation
US8810190B2 (en) * 2007-09-14 2014-08-19 The Powerwise Group, Inc. Motor controller system and method for maximizing energy savings
US8698447B2 (en) 2007-09-14 2014-04-15 The Powerwise Group, Inc. Energy saving system and method for devices with rotating or reciprocating masses
MX2012003008A (es) 2009-09-08 2012-04-19 Powerwise Group Inc Sistema y metodo para ahorrar energia para dispositivos con masas rotatorias o alternativas.
US8698446B2 (en) * 2009-09-08 2014-04-15 The Powerwise Group, Inc. Method to save energy for devices with rotating or reciprocating masses
US8575881B2 (en) * 2009-09-10 2013-11-05 Energy Innovative Products, Inc. Current injection circuit for delaying the full operation of a power factor control circuit for AC induction motors
WO2012073376A1 (ja) * 2010-12-03 2012-06-07 株式会社 日立製作所 電子文書処理装置、電子文書処理方法、及びコンピュータ読み取り可能な記録媒体
US8362735B2 (en) * 2011-03-07 2013-01-29 Protective Energy Economizer Technology Single phase motor energy economizer for regulating the use of electricity
CN118868899B (zh) * 2024-07-02 2025-04-11 深圳市中科兴瑞电气有限公司 晶闸管开关的关断控制方法、电路及控制器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4052648A (en) 1976-07-19 1977-10-04 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Power factor control system for ac induction motors
JPS5914000B2 (ja) * 1976-10-05 1984-04-02 トヨタ自動車株式会社 放物線作図装置
US4271387A (en) 1978-04-20 1981-06-02 Tokyo Shibaura Denki Kabushiki Kaisha Method and system of controlling effective value of alternating current
US4266177A (en) 1979-06-01 1981-05-05 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Power factor control system for AC induction motors
DE3114231A1 (de) * 1980-04-11 1982-06-16 John J. 90701 Cerritos Calif. Sullivan Motorleistungs-steuereinrichtung
US4384243A (en) * 1980-06-20 1983-05-17 Vectrol, Inc. Energy saving motor controller
US4379254A (en) 1981-03-23 1983-04-05 Andrew L. D'Orio Dimmer circuit for fluorescent lamp

Also Published As

Publication number Publication date
ATE20560T1 (de) 1986-07-15
HK97186A (en) 1986-12-19
PH19924A (en) 1986-08-14
CA1171907A (en) 1984-07-31
EP0080788A1 (en) 1983-06-08
US4426614A (en) 1984-01-17
AU529855B1 (en) 1983-06-23
IL65485A (en) 1985-01-31
IE820642L (en) 1983-05-30
IN155872B (OSRAM) 1985-03-23
JPS5894017A (ja) 1983-06-04
MX151417A (es) 1984-11-14
IL65485A0 (en) 1982-07-30
DE3271821D1 (en) 1986-07-31
NZ200122A (en) 1985-12-13
SG75186G (en) 1987-02-27
EP0080788B1 (en) 1986-06-25
JPH0410092B2 (OSRAM) 1992-02-24

Similar Documents

Publication Publication Date Title
EP0080788B1 (en) Pulsed thyristor trigger control circuit
US4439718A (en) Motor power control circuit for A.C. induction motors
US4433276A (en) Three phase power factor controller
US3781620A (en) Full wave governor control system
US5008608A (en) Controller for starting and stopping electric motors
KR0145356B1 (ko) 브러시레스 교류 발전기로부터 용접 전류를 공급하는 장치 및 방법
EP0077118B1 (en) Motor power factor controller with a reduced voltage starter
US3761792A (en) Switching circuit for motor start winding
JP4812214B2 (ja) エネルギー節約型モータコントローラ
US5341080A (en) Apparatus and three phase induction motor starting and stopping control method
US6803741B2 (en) Motor controller
US4400657A (en) Triac failure detector
US4412167A (en) Polyphase power factor controller
US3746966A (en) Current converter control system
US3875367A (en) AC power source voltage regulator including outward voltage slope control
US3604996A (en) Controlled power supply system
US5489833A (en) Three-phase electronic inverter for variable speed motor
EP0051903B1 (en) Three phase power factor controller
US3758844A (en) Control circuit for load having measureable coefficient of resistance
Nola Pulsed thyristor trigger control circuit
KR870004066Y1 (ko) 다이리스터 제어장치
US4355242A (en) Voltage regulating system
US3525915A (en) Speed control for d.c. motors with counter emf sampling circuit
JPS648539B2 (OSRAM)
US3780366A (en) Electric control apparatus