NO955012L - Svitsjkrets - Google Patents

Svitsjkrets

Info

Publication number
NO955012L
NO955012L NO955012A NO955012A NO955012L NO 955012 L NO955012 L NO 955012L NO 955012 A NO955012 A NO 955012A NO 955012 A NO955012 A NO 955012A NO 955012 L NO955012 L NO 955012L
Authority
NO
Norway
Prior art keywords
circuit
switching circuit
voltage
autotransformer
resistor
Prior art date
Application number
NO955012A
Other languages
English (en)
Norwegian (no)
Other versions
NO955012D0 (no
Inventor
David Leslie Lloyd Peach
Original Assignee
Southpower 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
Application filed by Southpower Ltd filed Critical Southpower Ltd
Publication of NO955012D0 publication Critical patent/NO955012D0/no
Publication of NO955012L publication Critical patent/NO955012L/no

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
    • H02M5/275Conversion 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
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05FSYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00Automatic 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
    • G05F1/10Regulating voltage or current 
    • G05F1/625Regulating voltage or current  wherein it is irrelevant whether the variable actually regulated is AC or DC
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P13/00Arrangements for controlling transformers, reactors or choke coils, for the purpose of obtaining a desired output
    • H02P13/06Arrangements for controlling transformers, reactors or choke coils, for the purpose of obtaining a desired output by tap-changing; by rearranging interconnections of windings
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14Circuit arrangements
    • H05B41/36Controlling
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14Circuit arrangements
    • H05B41/36Controlling
    • H05B41/38Controlling the intensity of light
    • H05B41/40Controlling the intensity of light discontinuously
    • H05B41/42Controlling the intensity of light discontinuously in two steps only

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Physics & Mathematics (AREA)
  • Dc-Dc Converters (AREA)
  • Rectifiers (AREA)
  • Ac-Ac Conversion (AREA)
  • Noise Elimination (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Amplifiers (AREA)
NO955012A 1993-06-17 1995-12-11 Svitsjkrets NO955012L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NZ247913A NZ247913A (en) 1993-06-17 1993-06-17 Softly switched voltage output circuit with autotransformer
PCT/NZ1994/000060 WO1995001084A1 (en) 1993-06-17 1994-06-14 Soft switching circuitry

Publications (2)

Publication Number Publication Date
NO955012D0 NO955012D0 (no) 1995-12-11
NO955012L true NO955012L (no) 1995-12-11

Family

ID=19924387

Family Applications (1)

Application Number Title Priority Date Filing Date
NO955012A NO955012L (no) 1993-06-17 1995-12-11 Svitsjkrets

Country Status (10)

Country Link
EP (1) EP0704144A4 (enrdf_load_stackoverflow)
AU (1) AU673612B2 (enrdf_load_stackoverflow)
CA (1) CA2164819C (enrdf_load_stackoverflow)
FI (1) FI956017A7 (enrdf_load_stackoverflow)
IL (1) IL109986A (enrdf_load_stackoverflow)
IN (1) IN184266B (enrdf_load_stackoverflow)
NO (1) NO955012L (enrdf_load_stackoverflow)
NZ (1) NZ247913A (enrdf_load_stackoverflow)
WO (1) WO1995001084A1 (enrdf_load_stackoverflow)
ZA (1) ZA944282B (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITRM20040371A1 (it) * 2004-07-21 2004-10-21 Seko Italia S P A Dispositivo di pilotaggio di un elettromagnete, in particolare per l'azionamento di pompe.

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3283234A (en) * 1964-01-10 1966-11-01 Gen Electric Control for reversible motor with instantaneous current limit
US3921035A (en) * 1974-01-15 1975-11-18 Esquire Inc Solid state switching circuit
US4201938A (en) * 1978-10-02 1980-05-06 Siemens-Allis, Inc. Voltage regulator which eliminates arcing during tap changes
CH650888A5 (en) * 1980-03-25 1985-08-15 Rudolf Muehling Power changeover device for gas-discharge lamps
US4513224A (en) * 1982-09-22 1985-04-23 Pacific Power Control, Inc. Fluorescent-lighting-system voltage controller
US4701645A (en) * 1985-01-24 1987-10-20 Cox & Company, Inc. Switching circuit with low conducted electromagnetic interference characteristics
US4736268A (en) * 1986-12-18 1988-04-05 Westinghouse Electric Corp. High frequency AC solid state switch
US5047694A (en) * 1989-06-30 1991-09-10 Hubbell Incorporated Lamp starting circuit
GB2242587B (en) * 1990-02-01 1994-05-25 Mole Valley Systems Ltd Power control circuit for reactive loads

Also Published As

Publication number Publication date
NO955012D0 (no) 1995-12-11
EP0704144A1 (en) 1996-04-03
AU673612B2 (en) 1996-11-14
FI956017A0 (fi) 1995-12-14
CA2164819A1 (en) 1995-01-05
AU7009794A (en) 1995-01-17
ZA944282B (en) 1995-02-10
FI956017L (fi) 1995-12-14
NZ247913A (en) 1996-07-26
IL109986A0 (en) 1994-10-07
FI956017A7 (fi) 1995-12-14
IL109986A (en) 1999-04-11
CA2164819C (en) 1998-11-10
IN184266B (enrdf_load_stackoverflow) 2000-07-22
EP0704144A4 (en) 1996-12-04
WO1995001084A1 (en) 1995-01-05

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