GB1531840A - Control circuits for adjusting the power consumption of discharge lamps - Google Patents

Control circuits for adjusting the power consumption of discharge lamps

Info

Publication number
GB1531840A
GB1531840A GB5429376A GB5429376A GB1531840A GB 1531840 A GB1531840 A GB 1531840A GB 5429376 A GB5429376 A GB 5429376A GB 5429376 A GB5429376 A GB 5429376A GB 1531840 A GB1531840 A GB 1531840A
Authority
GB
United Kingdom
Prior art keywords
lamp
switch
triacs
discharge lamps
adjusting
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
GB5429376A
Other languages
English (en)
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.)
Compagnie des Lampes
Original Assignee
Compagnie des Lampes
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 Compagnie des Lampes filed Critical Compagnie des Lampes
Publication of GB1531840A publication Critical patent/GB1531840A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G05F1/40—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices
    • G05F1/44—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only
    • G05F1/45—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only being controlled rectifiers in series with the load
    • G05F1/455—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only being controlled rectifiers in series with the load with phase control
    • 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
    • G05F1/66—Regulating electric power
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • H05B41/39—Controlling the intensity of light continuously
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • H05B41/40—Controlling the intensity of light discontinuously
    • H05B41/42—Controlling the intensity of light discontinuously in two steps 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)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Ac-Ac Conversion (AREA)
GB5429376A 1976-08-11 1976-12-30 Control circuits for adjusting the power consumption of discharge lamps Expired GB1531840A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7624478A FR2361688A1 (fr) 1976-08-11 1976-08-11 Circuit de commande a impedance elevee pour un montage permettant le reglage de puissance depensee dans un ensemble de lampes a decharge

Publications (1)

Publication Number Publication Date
GB1531840A true GB1531840A (en) 1978-11-08

Family

ID=9176773

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5429376A Expired GB1531840A (en) 1976-08-11 1976-12-30 Control circuits for adjusting the power consumption of discharge lamps

Country Status (8)

Country Link
BE (1) BE850840A (no)
DE (1) DE2647371A1 (no)
ES (1) ES454615A1 (no)
FR (1) FR2361688A1 (no)
GB (1) GB1531840A (no)
IT (1) IT1082461B (no)
LU (1) LU76353A1 (no)
NL (1) NL7614438A (no)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2493631A1 (fr) * 1980-11-03 1982-05-07 Augier Sa Installation de modulation pour l'alimentation secteur d'organes de puissance
FR2514982B2 (fr) * 1981-10-16 1985-12-20 Augier Ets Installation de modulation pour l'alimentation secteur d'organes de puissance
NL8105046A (nl) * 1981-11-09 1983-06-01 Philips Nv Elektrische inrichting voor het stapsgewijs regelen van de helderheid van een gas- en/of dampontladingslamp.
DE102010001917A1 (de) * 2010-02-15 2011-08-18 Osram Gesellschaft mit beschränkter Haftung, 81543 Schaltungsanordnung zum Betreiben mindestens eines Leuchtmittels

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3886405A (en) * 1972-02-07 1975-05-27 Mamiya Camera Device for operating discharge lamps
US3816794A (en) * 1972-03-28 1974-06-11 Esquire Inc High intensity, gas discharge lamp dimmer system
FR2313839A1 (fr) * 1975-02-24 1976-12-31 Stl Procede et appareillage d'alimentation de lampes a decharge

Also Published As

Publication number Publication date
LU76353A1 (no) 1977-06-08
DE2647371C2 (no) 1982-12-23
NL7614438A (nl) 1978-02-14
BE850840A (fr) 1977-05-16
IT1082461B (it) 1985-05-21
DE2647371A1 (de) 1978-02-16
FR2361688A1 (fr) 1978-03-10
ES454615A1 (es) 1977-11-16
FR2361688B1 (no) 1982-09-17

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee