ES2071149T3 - Procedimiento y dispositivo para la puesta en marcha de una lampara de descarga de gas a alta presion en automoviles. - Google Patents

Procedimiento y dispositivo para la puesta en marcha de una lampara de descarga de gas a alta presion en automoviles.

Info

Publication number
ES2071149T3
ES2071149T3 ES91106019T ES91106019T ES2071149T3 ES 2071149 T3 ES2071149 T3 ES 2071149T3 ES 91106019 T ES91106019 T ES 91106019T ES 91106019 T ES91106019 T ES 91106019T ES 2071149 T3 ES2071149 T3 ES 2071149T3
Authority
ES
Spain
Prior art keywords
lamp
high pressure
current
gas discharge
discharge lamp
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
ES91106019T
Other languages
English (en)
Inventor
Wolfgang Daub
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.)
Hella GmbH and Co KGaA
Original Assignee
Hella KGaA Huek and Co
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 Hella KGaA Huek and Co filed Critical Hella KGaA Huek and Co
Application granted granted Critical
Publication of ES2071149T3 publication Critical patent/ES2071149T3/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
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • H05B41/382—Controlling the intensity of light during the transitional start-up phase
    • H05B41/386—Controlling the intensity of light during the transitional start-up phase for speeding-up the lighting-up
    • 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
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S315/00—Electric lamp and discharge devices: systems
    • Y10S315/02—High frequency starting operation for fluorescent lamp

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)

Abstract

LA INVENCION: TRATA DE UN PROCEDIMIENTO QUE SE UTILIZA PARA PONER EN FUNCIONAMIENTO UNA LAMPARA DE DESCARGA DE GAS A ALTA PRESION EN UN AUTOMOVIL Y CONSISTE EN; CONSEGUIR UNA CORRIENTE ALTERNA A PARTIR DE UNA CORRIENTE CONTINUA; TRANSMITIR LA CORRIENTE ALTERNA AL DISPOSITIVO DE ENCENDIDO PARA ENCENDER UNA LAMPARA DE DESCARGA DE GAS A ALTA PRESION; MEDIR LA CORRIENTE DE LA LAMPARA; COMPARAR EL VALOR REAL DE LA CORRIENTE DE LA LAMPARA CON UN VALOR TEORICO DE CORRIENTE DE ENCENDIDO DE LA LAMPARA Y SUMINISTRAR MEDIANTE LA VARIACION DE CORRIENTE ALTERNA Y SEGUN EL ENCENDIDO DE LA LAMPARA DE DESCARGA DE GAS A ELEVADA PRESION, UNA POTENCIA ADICIONAL PARA EL FUNCIONAMIENTO DE LA LAMPARA DE DESCARGA DE GAS A ELEVADA PRESION, QUE DELIMITA UNA CORRIENTE ADMISIBLE PARA LA LAMPARA Y REDUCIR EL TIEMPO PRECALCULADO SEGUN EL DESARROLLO DEL ENCENDIDO Y SE CARACTERIZA PORQUE PARA POSIBILITAR UN FUNCIONAMIENTO OPTIMO DE LA LAMPARA DE DESCARGA DE GAS A PRESION, INDEPENDIENTEMENTE DE SU ESTADO DE CONEXION Y SINSOBREPASAR LA POTENCIA DE LUZ (LUX) DESEADA Y SIN ACCION DESLUMBRADORA AL AUMENTARSE MONOTONAMENTE LA INTENSIDAD DE LUZ; SE TOMA UN VALOR PATRON QUE RECOGE EL VALOR DE LA INTENSIDAD DE CORRIENTE PARA EL ENCENDIDO Y APAGADO DE LA LAMPARA; SE REGISTRA EL VALOR REAL DE LA POTENCIA DE LA LAMPARA Y EL VALOR TEORICO DE LA POTENCIA DEL ENCENDIDO O VALOR NOMINAL; SE ELEVA LA POTENCIA A GENERAR PARA EL ENCENDIDO DE LA LAMPARA AL INCREMENTAR EL TIEMPO DE DESCONEXION DE LA LAMPARA Y AL REDUCIR EL TIEMPO DE CONEXION POSTERIOR DE LA LAMPARA Y SE INCREMENTA EL TIEMPO DE FUNCIONAMIENTO DE LA LAMPARA DE DESCARGA CON INCREMENTO DEL TIEMPO DE CONEXION Y CON REDUCCION DEL TIEMPO DE CONEXION DE LA LAMPARA DE DESCARGA DE GAS A ELEVADA PRESION.
ES91106019T 1990-05-14 1991-04-16 Procedimiento y dispositivo para la puesta en marcha de una lampara de descarga de gas a alta presion en automoviles. Expired - Lifetime ES2071149T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4015398A DE4015398A1 (de) 1990-05-14 1990-05-14 Verfahren und einrichtung zum starten einer hochdruckgasentladungslampe in kraftfahrzeugen

Publications (1)

Publication Number Publication Date
ES2071149T3 true ES2071149T3 (es) 1995-06-16

Family

ID=6406330

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91106019T Expired - Lifetime ES2071149T3 (es) 1990-05-14 1991-04-16 Procedimiento y dispositivo para la puesta en marcha de una lampara de descarga de gas a alta presion en automoviles.

Country Status (7)

Country Link
US (1) US5103143A (es)
EP (1) EP0459126B1 (es)
JP (1) JP3249145B2 (es)
AU (1) AU642726B2 (es)
CZ (1) CZ279166B6 (es)
DE (2) DE4015398A1 (es)
ES (1) ES2071149T3 (es)

Families Citing this family (65)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2587718B2 (ja) * 1990-10-01 1997-03-05 株式会社小糸製作所 車輌用放電灯の点灯回路
DE4117589A1 (de) * 1991-05-29 1992-12-03 Hella Kg Hueck & Co Vorschaltgeraet fuer hochdruck-gasentladungslampen in kraftfahrzeugen
DE4131528A1 (de) * 1991-09-21 1993-03-25 Hella Kg Hueck & Co Vorschaltgeraet zum starten und betreiben von hochdruck-gasentladungslampen
JP3187163B2 (ja) * 1992-04-23 2001-07-11 三菱電機株式会社 放電灯点灯装置
JP3136451B2 (ja) * 1992-06-23 2001-02-19 株式会社小糸製作所 車輌用放電灯の点灯回路
US5491387A (en) * 1992-06-29 1996-02-13 Kansei Corporation Discharge lamp lighting circuit for increasing electric power fed in initial lighting of the lamp
JP3206966B2 (ja) * 1992-07-03 2001-09-10 株式会社小糸製作所 車輌用放電灯の点灯回路
DE4242174A1 (de) * 1992-12-15 1994-06-16 Hella Kg Hueck & Co Vorschaltgerät zum Starten und Betreiben von Hochdruck-Gasentladungslampen
US5382878A (en) * 1992-12-24 1995-01-17 General Electric Company Auto-starting system for an electrodeless high intensity discharge lamp
BE1006978A3 (nl) * 1993-04-02 1995-02-07 Koninkl Philips Electronics Nv Schakelinrichting.
FR2707054A1 (en) * 1993-06-21 1994-12-30 Valeo Vision DC converter for supplying an electric load, especially a fluorescent tube
DE4331952A1 (de) * 1993-09-21 1995-03-23 Hella Kg Hueck & Co Einrichtung zum Starten und Betreiben einer Gasentladungslampe in Kraftfahrzeugen
NL9301694A (nl) * 1993-10-01 1995-05-01 Cm Personnel Participation Bv Electronische voorschakelinrichting voor gasontladingsbuizen.
DE4335375B4 (de) * 1993-10-16 2009-04-16 Deutsche Thomson-Brandt Gmbh Netzgerät zur Speisung einer Gasentladungslampe
JP3606909B2 (ja) * 1994-07-12 2005-01-05 三菱電機株式会社 交流放電灯点灯装置
US5731665A (en) * 1994-08-05 1998-03-24 Grimes Aerospace Company Power regulator for fluorescent lamp
JP3197166B2 (ja) * 1994-09-02 2001-08-13 株式会社小糸製作所 放電灯の点灯回路
JP2658900B2 (ja) * 1994-09-30 1997-09-30 日本電気株式会社 パルス電源装置
JP3521501B2 (ja) * 1994-10-12 2004-04-19 株式会社デンソー 高圧放電灯点灯装置
DE19509832A1 (de) * 1995-03-17 1996-09-19 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Verfahren und Schaltungsanordnung zum Betrieb einer Entladungslampe
DE19515511A1 (de) * 1995-04-27 1996-10-31 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Verfahren und Schaltungsanordnung zum Starten und Betreiben einer Entladungslampe
IT1276474B1 (it) * 1995-07-06 1997-10-31 Magneti Marelli Climat Srl Dispositivo di controllo per una lampada a scarica di gas
DE19531517C1 (de) * 1995-08-26 1996-11-14 Bosch Gmbh Robert Verfahren zur Steuerung der abgegebenen Leistung einer elektrischen Schaltung, insbesondere einer Sinusquelle
EP1306607B1 (en) * 1995-09-12 2005-11-16 Denso Corporation Discharge lamp device
SE515566C2 (sv) * 1995-09-19 2001-08-27 Labino Ab Förfarande jämte anordning för reglering av gasurladdningslampor
DE19534864A1 (de) * 1995-09-20 1997-03-27 Bosch Gmbh Robert Steuergerät für den schnellen Lichtanlauf einer Hochdruck-Gasentladungslampe
DE19535663A1 (de) * 1995-09-26 1997-03-27 Bosch Gmbh Robert Verfahren und Anordnung zur Leistungssteuerung einer Hochdruck-Gasentladungslampe
JP3440667B2 (ja) * 1995-12-27 2003-08-25 株式会社デンソー 放電灯点灯装置
DE19608649C1 (de) * 1996-03-06 1997-05-28 Bosch Gmbh Robert Anordnung zum Erkennen der Zündung einer Hochdruck-Gasentladungslampe
DE29616655U1 (de) * 1996-09-26 1998-02-05 Robert Bosch Gmbh, 70469 Stuttgart Anordnung zum Erkennen des Zustandes einer Hochdruck- Gasentladungslampe beim Einschalten
GB2326543B (en) * 1997-06-19 1999-12-08 Toshiba Lighting & Technology Lighting apparatus
DE19734359A1 (de) * 1997-08-08 1999-02-18 Bosch Gmbh Robert Verfahren zur Generierung des Stromsollwertes für ein Steuergerät für den schnellen Lichtanlauf einer Hochdruck-Gasentladungslampe
US6075326A (en) * 1998-04-20 2000-06-13 Nostwick; Allan A. High intensity discharge lamp ballast and lighting system
US5969482A (en) * 1998-11-30 1999-10-19 Philips Electronics North America Corporation Circuit arrangement for operating a discharge lamp including real power sensing using a single quadrant multiplier
JP3520795B2 (ja) * 1999-02-15 2004-04-19 松下電工株式会社 放電灯点灯装置
US6681110B1 (en) * 1999-07-02 2004-01-20 Musco Corporation Means and apparatus for control of remote electrical devices
US6359394B1 (en) 1999-12-22 2002-03-19 Phillips Electronics North America Corporation Scheme for sampling lamp conditions during ignition and steady state modes of lamp operation
JP4104808B2 (ja) * 2000-04-27 2008-06-18 株式会社三社電機製作所 ランプ点灯用電源装置
JP4557439B2 (ja) * 2001-01-10 2010-10-06 ハリソン東芝ライティング株式会社 高圧放電ランプ点灯装置および自動車用ヘッドライト装置
DE10290424B4 (de) * 2001-01-12 2010-07-29 Panasonic Electric Works Co., Ltd., Kadoma-shi Vorschaltgerät für eine Entladungslampe und Verfahren zum Betreiben einer Entladungslampe
JP4050474B2 (ja) * 2001-02-26 2008-02-20 株式会社小糸製作所 放電灯点灯回路
FR2823414B1 (fr) * 2001-04-05 2003-07-04 Valeo Vision Procede et dispositif de gestion de l'alimentation d'une lampe a decharge
US6798153B2 (en) * 2001-08-02 2004-09-28 Koninklijke Philips Electronics N.V. Method of regulating power in a high-intensity-discharge lamp
AU2002365328A1 (en) * 2001-11-29 2003-06-10 Koninklijke Philips Electronics N.V. Device and method for operating a discharge lamp
DE10200046A1 (de) * 2002-01-02 2003-07-17 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Betriebsgerät für Hochdruck-Entladungslampen
DE10392169B4 (de) * 2002-09-25 2010-06-10 Panasonic Electric Works Co., Ltd., Kadoma-shi Elektronisches Vorschaltgerät für eine Entladungslampe
JP4342810B2 (ja) 2003-02-25 2009-10-14 ハリソン東芝ライティング株式会社 高圧金属蒸気放電ランプ点灯装置および自動車用前照灯装置
JP2005026032A (ja) * 2003-07-01 2005-01-27 Koito Mfg Co Ltd 放電灯点灯回路
US6998791B2 (en) * 2003-07-11 2006-02-14 Origin Electric Company, Limited Discharge power supply apparatus
US7176635B2 (en) * 2004-02-24 2007-02-13 Musco Corporation Apparatus and method for compensating for reduced light output of a light source having a lumen depreciation characteristic over its operational life
US8770796B2 (en) 2004-02-24 2014-07-08 Musco Corporation Energy efficient high intensity lighting fixture and method and system for efficient, effective, and energy saving high intensity lighting
US7843144B2 (en) * 2004-02-24 2010-11-30 Musco Corporation Method and apparatus for retrofitting HID lamps with system to periodically adjust operating wattage
US7956551B1 (en) 2004-02-24 2011-06-07 Musco Corporation Apparatus and method for discretionary adjustment of lumen output of light sources having lamp lumen depreciation characteristic compensation
US7956556B1 (en) 2004-02-24 2011-06-07 Musco Corporation Apparatus and method for compensating for reduced light output of a solid-state light source having a lumen depreciation characteristic over its operational life
KR20050101815A (ko) * 2004-04-20 2005-10-25 엘지.필립스 엘시디 주식회사 액정표시장치용 램프 구동회로 및 구동방법
DE102004058921A1 (de) * 2004-12-07 2006-06-08 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Betriebsgerät und Verfahren zum Betreiben von Gasentladungslampen
US20090051299A1 (en) * 2005-01-18 2009-02-26 Musco Corporation Linear reactor ballast for sports lighting fixtures
US7675244B2 (en) * 2005-06-29 2010-03-09 Perkinelmer Optoelectronics, N.C., Inc. System and method for power supply for lamp with improved constant power mode control and improved boost current circuit
JP4923852B2 (ja) * 2005-09-29 2012-04-25 東芝ライテック株式会社 放電ランプ点灯装置および照明装置
DE102005058574B4 (de) * 2005-12-08 2016-03-24 Hella Kgaa Hueck & Co. Vorrichtung zum Steuern der Zusatzleistung einer Gasentladungslampe mit einem Oszillator, dessen Frequenz zum Ersetzen eines RC-Zeitgliedes geändert wird
US8288965B1 (en) 2007-02-23 2012-10-16 Musco Corporation Apparatus and method for switching in added capacitance into high-intensity discharge lamp circuit at preset times
EP2026639A1 (de) * 2007-08-10 2009-02-18 Hella KG Hueck & Co. Schaltungsanordnung zum Einstellen der Höhe einer Leistung von Gasentladungslampen
JP2009283400A (ja) * 2008-05-26 2009-12-03 Panasonic Electric Works Co Ltd 放電灯点灯装置、車載用高輝度放電灯点灯装置、車載用前照灯及び車両
US8247990B1 (en) 2008-12-05 2012-08-21 Musco Corporation Apparatus, method, and system for improved switching methods for power adjustments in light sources
JP5192098B2 (ja) 2010-12-01 2013-05-08 オリンパスメディカルシステムズ株式会社 内視鏡

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3913002A (en) * 1974-01-02 1975-10-14 Gen Electric Power circuits for obtaining a high power factor electronically
US4004188A (en) * 1975-09-26 1977-01-18 General Electric Company Starting circuit for inverter operated gaseous discharge lamps
US4039897A (en) * 1976-03-08 1977-08-02 Dragoset James E System for controlling power applied to a gas discharge lamp
US4240009A (en) * 1978-02-27 1980-12-16 Paul Jon D Electronic ballast
US4700113A (en) * 1981-12-28 1987-10-13 North American Philips Corporation Variable high frequency ballast circuit
US4511195A (en) * 1983-06-30 1985-04-16 Beckman Instruments, Inc. Device for starting and operating gas discharge tubes
US5010279A (en) * 1985-08-26 1991-04-23 Lathom Michael S Switched capacitive ballasts for discharge lamps
US4717863A (en) * 1986-02-18 1988-01-05 Zeiler Kenneth T Frequency modulation ballast circuit
DE3729383A1 (de) * 1987-09-03 1989-03-16 Philips Patentverwaltung Schaltungsanordnung zum starten einer hochdruckgasentladungslampe
US4952848A (en) * 1988-07-05 1990-08-28 North American Philips Corporation Signal generating circuit for ballast control of discharge lamps
DE4017415C2 (de) * 1989-06-02 1994-04-14 Koito Mfg Co Ltd Schaltungsanordnung zum Betrieb einer Hochdruck-Entladungslampe für einen Fahrzeugscheinwerfer
JPH0766864B2 (ja) * 1989-07-28 1995-07-19 東芝ライテック株式会社 放電灯点灯装置
DE3928810A1 (de) * 1989-08-31 1991-03-07 Philips Patentverwaltung Schaltungsanordnung zum speisen einer last
DE3931407A1 (de) * 1989-09-20 1991-03-28 Heimann Gmbh Zuendschaltung fuer eine blitzlampe
US5036256A (en) * 1990-06-21 1991-07-30 Gte Products Corporation Arc discharge ballast suitable for automotive applications

Also Published As

Publication number Publication date
AU7508891A (en) 1991-11-14
DE4015398A1 (de) 1991-11-21
CS140091A3 (en) 1992-10-14
US5103143A (en) 1992-04-07
DE59104572D1 (de) 1995-03-23
EP0459126B1 (de) 1995-02-15
JP3249145B2 (ja) 2002-01-21
CZ279166B6 (cs) 1995-01-18
AU642726B2 (en) 1993-10-28
JPH076882A (ja) 1995-01-10
EP0459126A1 (de) 1991-12-04

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