FR2668020B1 - Circuit d'alimentation pour une charge electrique comme une lampe a decharge, notamment pour projecteur de vehicule et projecteur de vehicule utilisant un tel circuit. - Google Patents

Circuit d'alimentation pour une charge electrique comme une lampe a decharge, notamment pour projecteur de vehicule et projecteur de vehicule utilisant un tel circuit.

Info

Publication number
FR2668020B1
FR2668020B1 FR9012602A FR9012602A FR2668020B1 FR 2668020 B1 FR2668020 B1 FR 2668020B1 FR 9012602 A FR9012602 A FR 9012602A FR 9012602 A FR9012602 A FR 9012602A FR 2668020 B1 FR2668020 B1 FR 2668020B1
Authority
FR
France
Prior art keywords
vehicle projector
circuit
electric charge
discharge lamp
supply circuit
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 - Lifetime
Application number
FR9012602A
Other languages
English (en)
Other versions
FR2668020A1 (fr
Inventor
Albou Pierre
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.)
Valeo Vision SAS
Original Assignee
Valeo Vision SAS
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 Valeo Vision SAS filed Critical Valeo Vision SAS
Priority to FR9012602A priority Critical patent/FR2668020B1/fr
Publication of FR2668020A1 publication Critical patent/FR2668020A1/fr
Application granted granted Critical
Publication of FR2668020B1 publication Critical patent/FR2668020B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
    • H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
    • H05B41/288—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices and specially adapted for lamps without preheating electrodes, e.g. for high-intensity discharge lamps, high-pressure mercury or sodium lamps or low-pressure sodium lamps
    • H05B41/2881—Load circuits; Control thereof
    • H05B41/2882—Load circuits; Control thereof the control resulting from an action on the static converter
    • H05B41/2883—Load circuits; Control thereof the control resulting from an action on the static converter the controlled element being a DC/AC converter in the final stage, e.g. by harmonic mode starting
    • 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
    • H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
    • H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
    • H05B41/288—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices and specially adapted for lamps without preheating electrodes, e.g. for high-intensity discharge lamps, high-pressure mercury or sodium lamps or low-pressure sodium lamps
    • H05B41/2885—Static converters especially adapted therefor; Control thereof
    • 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
    • H05B41/382—Controlling the intensity of light during the transitional start-up phase
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
FR9012602A 1990-10-12 1990-10-12 Circuit d'alimentation pour une charge electrique comme une lampe a decharge, notamment pour projecteur de vehicule et projecteur de vehicule utilisant un tel circuit. Expired - Lifetime FR2668020B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9012602A FR2668020B1 (fr) 1990-10-12 1990-10-12 Circuit d'alimentation pour une charge electrique comme une lampe a decharge, notamment pour projecteur de vehicule et projecteur de vehicule utilisant un tel circuit.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9012602A FR2668020B1 (fr) 1990-10-12 1990-10-12 Circuit d'alimentation pour une charge electrique comme une lampe a decharge, notamment pour projecteur de vehicule et projecteur de vehicule utilisant un tel circuit.

Publications (2)

Publication Number Publication Date
FR2668020A1 FR2668020A1 (fr) 1992-04-17
FR2668020B1 true FR2668020B1 (fr) 1992-11-27

Family

ID=9401162

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9012602A Expired - Lifetime FR2668020B1 (fr) 1990-10-12 1990-10-12 Circuit d'alimentation pour une charge electrique comme une lampe a decharge, notamment pour projecteur de vehicule et projecteur de vehicule utilisant un tel circuit.

Country Status (1)

Country Link
FR (1) FR2668020B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2719734B1 (fr) * 1994-05-06 1996-07-26 Valeo Vision Dispositif d'alimentation de lampe à décharge, notamment pour l'éclairage intérieur ou la signalisation de véhicule.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5065072A (en) * 1989-03-31 1991-11-12 Valeo Vision Power supply circuit for an arc lamp, in particular for a motor vehicle headlight

Also Published As

Publication number Publication date
FR2668020A1 (fr) 1992-04-17

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20070629