BR7700007A - Circuito de alta frequencia para operacao de lampada de descarga gasosa de alta intensidade - Google Patents

Circuito de alta frequencia para operacao de lampada de descarga gasosa de alta intensidade

Info

Publication number
BR7700007A
BR7700007A BR7700007A BR7700007A BR7700007A BR 7700007 A BR7700007 A BR 7700007A BR 7700007 A BR7700007 A BR 7700007A BR 7700007 A BR7700007 A BR 7700007A BR 7700007 A BR7700007 A BR 7700007A
Authority
BR
Brazil
Prior art keywords
discharge lamp
gas discharge
frequency circuit
lamp operation
intensity gas
Prior art date
Application number
BR7700007A
Other languages
English (en)
Inventor
K Holmes
Original Assignee
Esquire Inc
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 Esquire Inc filed Critical Esquire Inc
Publication of BR7700007A publication Critical patent/BR7700007A/pt

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
    • H05B41/2885—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
    • H05B41/26—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
    • 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
BR7700007A 1976-02-02 1977-01-03 Circuito de alta frequencia para operacao de lampada de descarga gasosa de alta intensidade BR7700007A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US65492676A 1976-02-02 1976-02-02
US70022276A 1976-07-26 1976-07-26

Publications (1)

Publication Number Publication Date
BR7700007A true BR7700007A (pt) 1977-09-06

Family

ID=27096847

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7700007A BR7700007A (pt) 1976-02-02 1977-01-03 Circuito de alta frequencia para operacao de lampada de descarga gasosa de alta intensidade

Country Status (8)

Country Link
AU (2) AU502711B2 (pt)
BR (1) BR7700007A (pt)
CA (1) CA1116690A (pt)
DE (1) DE2704311A1 (pt)
FR (1) FR2345886A1 (pt)
GB (1) GB1577520A (pt)
IT (1) IT1077475B (pt)
MX (1) MX142946A (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4170746A (en) * 1977-12-27 1979-10-09 General Electric Company High frequency operation of miniature metal vapor discharge lamps
US4151445A (en) * 1978-02-15 1979-04-24 General Electric Company Instant light lamp control circuit
FR2500251A1 (fr) * 1981-02-13 1982-08-20 Accumulateurs Fixes Dispositif d'alimentation de secours d'un luminaire fluorescent
US4705991A (en) * 1981-06-04 1987-11-10 U.S. Philips Corporation Method of operating a high-pressure metal vapor discharge lamp and circuit arrangement for carrying out this method
DE3379887D1 (en) * 1982-09-24 1989-06-22 Rensch Juergen Lamp, in particular a signalling lamp for water-borne vehicles
GB2172451B (en) * 1985-02-07 1989-06-14 El Co Villamos Keszulekek Es S Circuit system for igniting and lighting a high-pressure discharge lamp particulary a sodium vapour lamp
GB2197760A (en) * 1986-10-31 1988-05-25 Fano Int Ltd Emergency lighting unit
GB8711131D0 (en) * 1987-05-12 1987-06-17 Emi Plc Thorn Power supply
US4935673A (en) * 1987-07-08 1990-06-19 Led Corporation Variable impedance electronic ballast for a gas discharge device
GB2360150B (en) * 2000-03-10 2002-02-20 Microlights Ltd Improvements in and relating to high intensity discharge lighting
ITNA20100024A1 (it) * 2010-05-11 2011-11-12 Red Electronics S N C Di Mares Ca Aniello & C Dispositivo elettronico per il controllo a parzializzazione di fase per carichi ohmico-induttivi con sistema di commutazione rete - carico integrato.
CN114567943B (zh) * 2022-02-10 2023-10-31 浙江大华技术股份有限公司 一种补光灯

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1401628A (en) * 1971-11-18 1975-07-16 Victor Products Ltd Electric power supply systems
US3753076A (en) * 1972-04-27 1973-08-14 Lighting Systems Inc Inverter circuit and switching means
GB1506390A (en) * 1974-04-27 1978-04-05 Ew Controls Electric lighting systems

Also Published As

Publication number Publication date
CA1116690A (en) 1982-01-19
AU502711B2 (en) 1979-08-02
GB1577520A (en) 1980-10-22
IT1077475B (it) 1985-05-04
AU2056576A (en) 1978-06-22
FR2345886A1 (fr) 1977-10-21
AU512489B2 (en) 1980-10-16
FR2345886B1 (pt) 1981-07-31
DE2704311A1 (de) 1977-08-04
AU4142178A (en) 1979-04-05
MX142946A (es) 1981-01-20

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