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ES2140645T3 - Circuito de alimentacion para lamparas de descarga con medios para precalentar los electrodos. - Google Patents

Circuito de alimentacion para lamparas de descarga con medios para precalentar los electrodos.

Info

Publication number
ES2140645T3
ES2140645T3 ES95830286T ES95830286T ES2140645T3 ES 2140645 T3 ES2140645 T3 ES 2140645T3 ES 95830286 T ES95830286 T ES 95830286T ES 95830286 T ES95830286 T ES 95830286T ES 2140645 T3 ES2140645 T3 ES 2140645T3
Authority
ES
Spain
Prior art keywords
power supply
supply circuit
discharge lamps
preheat
electrodes
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
ES95830286T
Other languages
English (en)
Inventor
Antonio Canova
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.)
Magnetek SpA
Original Assignee
Magnetek SpA
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 Magnetek SpA filed Critical Magnetek SpA
Application granted granted Critical
Publication of ES2140645T3 publication Critical patent/ES2140645T3/es
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
    • H05B41/295—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 with preheating electrodes, e.g. for fluorescent lamps

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)

Abstract

EL CIRCUITO PARA ENCENDER Y ALIMENTAR UNA LAMPARA DE DESCARGA, COMPRENDE: - UN CIRCUITO DE CARGA (10), CON AL MENOS UNA LAMPARA DE DESCARGA (L); - MEDIOS (7,9) PARA ALIMENTAR DICHA LAMPARA DE DESCARGA; - EN PARALELO CON DICHA LAMPARA (L) UN CIRCUITO QUE COMPRENDE AL MENOS UN MONTAJE DE CONDENSADORES (17,21) Y UNA IMPEDANCIA INDUCTIVA QUE PUEDE SER VARIADA DE UNA MANERA CONTROLABLE PARA MODIFICAR EL VALOR DE LA IMPEDANCIA TOTAL EN PARALELO CON DICHA LAMPARA.
ES95830286T 1995-07-05 1995-07-05 Circuito de alimentacion para lamparas de descarga con medios para precalentar los electrodos. Expired - Lifetime ES2140645T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP95830286A EP0752804B1 (en) 1995-07-05 1995-07-05 Supply circuit for discharge lamps with means for preheating the electrodes

Publications (1)

Publication Number Publication Date
ES2140645T3 true ES2140645T3 (es) 2000-03-01

Family

ID=8221964

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95830286T Expired - Lifetime ES2140645T3 (es) 1995-07-05 1995-07-05 Circuito de alimentacion para lamparas de descarga con medios para precalentar los electrodos.

Country Status (8)

Country Link
US (1) US5801491A (es)
EP (1) EP0752804B1 (es)
AT (1) ATE187295T1 (es)
CA (1) CA2180310C (es)
DE (1) DE69513646T2 (es)
DK (1) DK0752804T3 (es)
ES (1) ES2140645T3 (es)
SG (1) SG64392A1 (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6495971B1 (en) 1998-06-13 2002-12-17 Hatch Transformers, Inc. High intensity discharge lamp ballast
US6188183B1 (en) * 1998-06-13 2001-02-13 Simon Richard Greenwood High intensity discharge lamp ballast
FI107009B (fi) * 1999-03-31 2001-05-15 Teknoware Oy Loistelampun liitäntälaite
CN1322457A (zh) * 1999-09-30 2001-11-14 皇家菲利浦电子有限公司 使高压放电灯工作的电路装置
EP1149512A1 (en) * 1999-09-30 2001-10-31 Koninklijke Philips Electronics N.V. Circuit device to adapt high power gas discharge lamps
DE10159675A1 (de) * 2001-12-05 2003-06-26 Schneider Elektrotechnik Gmbh Schaltungsanordnung zur Erzeugung einer Hochspannung, insbesondere zum Betrieb eines Plasmas
DE102004025774A1 (de) * 2004-05-26 2005-12-22 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Vorschaltgerät für Entladungslampe mit Dauerbetriebs-Regelschaltung
CN101061758A (zh) 2004-11-29 2007-10-24 禧荣有限公司 具有预热和调光控制的电子镇流器
US7589480B2 (en) * 2006-05-26 2009-09-15 Greenwood Soar Ip Ltd. High intensity discharge lamp ballast
US8203273B1 (en) * 2009-04-13 2012-06-19 Universal Lighting Technologies, Inc. Ballast circuit for a gas discharge lamp that reduces a pre-heat voltage to the lamp filaments during lamp ignition
CN102413622A (zh) * 2011-07-27 2012-04-11 台达电子企业管理（上海）有限公司 照明装置、其中的电子式安定器及其保护方法
CN104025712B (zh) * 2011-11-10 2016-12-21 通用电气公司 用于具有发光二极管的照明装置中的故障保护的装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2231999A (en) 1938-04-23 1941-02-18 Westinghouse Electric & Mfg Co Discharge lamp and circuit
US4079292A (en) * 1975-01-09 1978-03-14 New Nippon Electric Company, Ltd. Arc discharge sustaining circuit system for a discharge lamp
US4307334A (en) * 1978-12-14 1981-12-22 General Electric Company Transformer for use in a static inverter
US4443740A (en) * 1982-04-09 1984-04-17 Goralnik Charles D Dimmer switch for a fluorescent lamp
US4701671A (en) * 1982-05-27 1987-10-20 North American Philips Corporation High-frequency oscillator-inverter ballast circuit for discharge lamps
US4511823A (en) 1982-06-01 1985-04-16 Eaton William L Reduction of harmonics in gas discharge lamp ballasts
DE3246454A1 (de) 1982-12-15 1984-06-20 Siemens AG, 1000 Berlin und 8000 München Wechselrichter mit einem einen reihenresonanzkreis und eine entladungslampe enthaltenden lastkreis
JPS59167999A (ja) * 1983-03-14 1984-09-21 三菱電機株式会社 放電灯点灯装置
DE3441992A1 (de) * 1984-11-16 1986-05-22 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Schaltungsanordnung zur zuendung einer niederdruckentladungslampe
US4730147A (en) * 1986-08-19 1988-03-08 Siemens Aktiengesellschaft Method and arrangement for the operation of a gas discharge lamp
DE4100349C2 (de) * 1990-01-31 1994-04-28 Siemens Ag Elektronisches Vorschaltgerät
CA2056010C (en) 1990-11-27 1997-05-27 Minoru Maehara Inverter device for stable, high power-factor input current supply
US5142202A (en) * 1991-08-26 1992-08-25 Gte Products Corporation Starting and operating circuit for arc discharge lamp
EP0610642B1 (en) 1993-01-29 1997-08-13 MAGNETEK S.p.A. Inverter for the supply of discharge lamps with heated electrodes, with resonant circuit
DE4328306A1 (de) * 1993-08-23 1994-03-17 Spindler Bernhard Dipl Ing Schaltungsanordnung zur Einstellung und Regelung des Betriebszustandes von Niederdruckentladungslampen im Hochfrequenz- und Niederfrequenzbetrieb
DE69410775T2 (de) * 1994-02-11 1998-12-03 Magnetek Spa Elektronisches Vorschaltgerät für Entladungslampen mit einem Resonanzkreis zur Begrenzung des Formfaktors und zur Verbesserung des Leistungsfaktors

Also Published As

Publication number Publication date
CA2180310C (en) 2005-08-30
DE69513646T2 (de) 2000-06-08
DK0752804T3 (da) 2000-05-15
DE69513646D1 (de) 2000-01-05
EP0752804B1 (en) 1999-12-01
EP0752804A1 (en) 1997-01-08
ATE187295T1 (de) 1999-12-15
CA2180310A1 (en) 1997-01-06
US5801491A (en) 1998-09-01
SG64392A1 (en) 1999-04-27

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