ITCZ20090016A1 - DIMMABLE ELECTRONIC FEEDER ABLE TO CHECK CONTINUOUSLY THE POWER SUPPLIED TO A GAS DISCHARGE LAMP AND POWER CONTROL METHOD. - Google Patents

DIMMABLE ELECTRONIC FEEDER ABLE TO CHECK CONTINUOUSLY THE POWER SUPPLIED TO A GAS DISCHARGE LAMP AND POWER CONTROL METHOD.

Info

Publication number
ITCZ20090016A1
ITCZ20090016A1 IT000016A ITCZ20090016A ITCZ20090016A1 IT CZ20090016 A1 ITCZ20090016 A1 IT CZ20090016A1 IT 000016 A IT000016 A IT 000016A IT CZ20090016 A ITCZ20090016 A IT CZ20090016A IT CZ20090016 A1 ITCZ20090016 A1 IT CZ20090016A1
Authority
IT
Italy
Prior art keywords
control method
discharge lamp
gas discharge
power control
power supplied
Prior art date
Application number
IT000016A
Other languages
Italian (it)
Inventor
Emilio Ferraro
Vincenzo Francesco Ferraro
Original Assignee
Edp Srl
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 Edp Srl filed Critical Edp Srl
Priority to IT000016A priority Critical patent/ITCZ20090016A1/en
Publication of ITCZ20090016A1 publication Critical patent/ITCZ20090016A1/en

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
    • 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
    • H05B41/02—Details
    • H05B41/04—Starting switches
    • 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
    • H05B41/02—Details
    • H05B41/04—Starting switches
    • H05B41/042—Starting switches using semiconductor devices
    • 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
    • H05B41/292—Arrangements for protecting lamps or circuits against abnormal operating conditions
    • H05B41/2921—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
    • H05B41/2926—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against internal abnormal circuit conditions
    • 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
    • H05B41/292—Arrangements for protecting lamps or circuits against abnormal operating conditions
    • H05B41/2928—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the lamp against abnormal operating conditions
    • 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
    • H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
    • H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
    • H05B41/3927—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by pulse width modulation
IT000016A 2009-08-27 2009-08-27 DIMMABLE ELECTRONIC FEEDER ABLE TO CHECK CONTINUOUSLY THE POWER SUPPLIED TO A GAS DISCHARGE LAMP AND POWER CONTROL METHOD. ITCZ20090016A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IT000016A ITCZ20090016A1 (en) 2009-08-27 2009-08-27 DIMMABLE ELECTRONIC FEEDER ABLE TO CHECK CONTINUOUSLY THE POWER SUPPLIED TO A GAS DISCHARGE LAMP AND POWER CONTROL METHOD.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000016A ITCZ20090016A1 (en) 2009-08-27 2009-08-27 DIMMABLE ELECTRONIC FEEDER ABLE TO CHECK CONTINUOUSLY THE POWER SUPPLIED TO A GAS DISCHARGE LAMP AND POWER CONTROL METHOD.

Publications (1)

Publication Number Publication Date
ITCZ20090016A1 true ITCZ20090016A1 (en) 2011-02-28

Family

ID=42102168

Family Applications (1)

Application Number Title Priority Date Filing Date
IT000016A ITCZ20090016A1 (en) 2009-08-27 2009-08-27 DIMMABLE ELECTRONIC FEEDER ABLE TO CHECK CONTINUOUSLY THE POWER SUPPLIED TO A GAS DISCHARGE LAMP AND POWER CONTROL METHOD.

Country Status (1)

Country Link
IT (1) ITCZ20090016A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5654609A (en) * 1993-09-02 1997-08-05 Logic Laboratories, Inc. Gas discharge lamp and power distribution system therefor
WO2000035252A2 (en) * 1998-12-07 2000-06-15 Systel Development And Industries Ltd. Digital lamp ballast
EP1196012A2 (en) * 2000-10-05 2002-04-10 Eltam Ein Hashofet Ignitor for discharge lamps
US20050218830A1 (en) * 2005-06-30 2005-10-06 Naveen Yadlapalli Ballast with output ground-fault protection
US20090009279A1 (en) * 2006-03-13 2009-01-08 Yusuke Umeda High-Voltage Generating Transformer for Discharge Lamp Lighting Apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5654609A (en) * 1993-09-02 1997-08-05 Logic Laboratories, Inc. Gas discharge lamp and power distribution system therefor
WO2000035252A2 (en) * 1998-12-07 2000-06-15 Systel Development And Industries Ltd. Digital lamp ballast
EP1196012A2 (en) * 2000-10-05 2002-04-10 Eltam Ein Hashofet Ignitor for discharge lamps
US20050218830A1 (en) * 2005-06-30 2005-10-06 Naveen Yadlapalli Ballast with output ground-fault protection
US20090009279A1 (en) * 2006-03-13 2009-01-08 Yusuke Umeda High-Voltage Generating Transformer for Discharge Lamp Lighting Apparatus

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