EP2421334A3 - Switch system and method for operating a gas discharge lamp - Google Patents

Switch system and method for operating a gas discharge lamp Download PDF

Info

Publication number
EP2421334A3
EP2421334A3 EP11174027.0A EP11174027A EP2421334A3 EP 2421334 A3 EP2421334 A3 EP 2421334A3 EP 11174027 A EP11174027 A EP 11174027A EP 2421334 A3 EP2421334 A3 EP 2421334A3
Authority
EP
European Patent Office
Prior art keywords
discharge lamp
operating
gas discharge
switch system
switch
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.)
Withdrawn
Application number
EP11174027.0A
Other languages
German (de)
French (fr)
Other versions
EP2421334A2 (en
Inventor
Ludger Wilken
Hans Siewerth
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.)
Osram GmbH
Original Assignee
Osram GmbH
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 Osram GmbH filed Critical Osram GmbH
Publication of EP2421334A2 publication Critical patent/EP2421334A2/en
Publication of EP2421334A3 publication Critical patent/EP2421334A3/en
Withdrawn legal-status Critical Current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
    • H05B41/16—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies
    • H05B41/20—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having no starting switch
    • H05B41/23—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having no starting switch for lamps not having an auxiliary starting electrode
    • H05B41/231—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having no starting switch for lamps not having an auxiliary starting electrode for high-pressure lamps
    • 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
    • H05B41/16—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies
    • H05B41/18—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having a starting switch
    • 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

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)

Abstract

Die Erfindung betrifft eine Schaltungsanordnung zum Betrieb einer Hochdruckentladungslampe an einem magnetischen Vorschaltgerät aufweisend:
- einen Schalter (T1) parallel zur Hochdruckentladungslampe (1, L2),
- eine Drossel (L3) in Reihe zum Schalter (T1),
- eine Einheit zur Steuerung (D1),
- eine Zündvorrichtung, die mittels der Einheit zur Steuerung (D1) gesteuert werden kann.

Figure imgaf001
The invention relates to a circuit arrangement for operating a high-pressure discharge lamp on a magnetic ballast comprising:
a switch (T1) parallel to the high-pressure discharge lamp (1, L2),
a throttle (L3) in series with the switch (T1),
a control unit (D1),
an ignition device which can be controlled by means of the control unit (D1).
Figure imgaf001
EP11174027.0A 2010-08-18 2011-07-14 Switch system and method for operating a gas discharge lamp Withdrawn EP2421334A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE201010039487 DE102010039487A1 (en) 2010-08-18 2010-08-18 Circuit arrangement and method for operating a gas discharge lamp

Publications (2)

Publication Number Publication Date
EP2421334A2 EP2421334A2 (en) 2012-02-22
EP2421334A3 true EP2421334A3 (en) 2013-09-18

Family

ID=44735801

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11174027.0A Withdrawn EP2421334A3 (en) 2010-08-18 2011-07-14 Switch system and method for operating a gas discharge lamp

Country Status (2)

Country Link
EP (1) EP2421334A3 (en)
DE (1) DE102010039487A1 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006016827A1 (en) * 2006-04-07 2007-10-11 Bag Electronics Gmbh Circuit arrangement for high-pressure gas discharge lamps

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19531622B4 (en) 1995-08-28 2011-01-13 Tridonicatco Gmbh & Co. Kg Ignition circuit for a high pressure gas discharge lamp
DE102007009736A1 (en) 2007-02-28 2008-09-04 Osram Gesellschaft mit beschränkter Haftung Circuit arrangement for adapting output of high-pressure gas discharge lamps, has electronic switch that is connected in parallel to lamp, and parallel connection is arranged in series fo reactance coil

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006016827A1 (en) * 2006-04-07 2007-10-11 Bag Electronics Gmbh Circuit arrangement for high-pressure gas discharge lamps

Also Published As

Publication number Publication date
DE102010039487A1 (en) 2012-02-23
EP2421334A2 (en) 2012-02-22

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