AT11177U1 - HEATING CIRCUIT FOR AN OPERATING DEVICE FOR GAS DISCHARGE LAMPS - Google Patents
HEATING CIRCUIT FOR AN OPERATING DEVICE FOR GAS DISCHARGE LAMPS Download PDFInfo
- Publication number
- AT11177U1 AT11177U1 AT0073408U AT7342008U AT11177U1 AT 11177 U1 AT11177 U1 AT 11177U1 AT 0073408 U AT0073408 U AT 0073408U AT 7342008 U AT7342008 U AT 7342008U AT 11177 U1 AT11177 U1 AT 11177U1
- Authority
- AT
- Austria
- Prior art keywords
- operating device
- series
- gas discharge
- heating circuit
- ferrite core
- Prior art date
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
Betriebsgerät für Gasentladungslampen, insbesondere Leuchtstofflampen, mit einem Wechselrichter, der aus einer Gleichspannung versorgt wird, an den ein resonanter Ausgangkreis mit zumindest einer Induktivität (L60) zum Betrieben mindestens einer Gasentladungslampe angeschlossen ist, wobei die Induktivität (L60) zumindest zwei Sekundärwicklungen (L60a, L60b) aufweist, die mit jeweils mindestens einer Serien-Induktivität (L62a, L62b, L62c, L62d) und einem Kondensator (C) in Serie zu den Wendeln der Gasentladungslampe angeschlossen sind und einen Heizkreis bilden, dadurch gekennzeichnet, daß die Serien-Induktivitäten (L62a, L62b, L62c, L62d) miteinander magnetisch gekoppelt sind.Operating device for gas discharge lamps, in particular fluorescent lamps, with an inverter which is supplied from a DC voltage to which a resonant output circuit with at least one inductor (L60) is connected for operating at least one gas discharge lamp, wherein the inductance (L60) at least two secondary windings (L60a, L60b) which are each connected to at least one series inductor (L62a, L62b, L62c, L62d) and a capacitor (C) in series with the filaments of the gas discharge lamp and form a heating circuit, characterized in that the series inductors ( L62a, L62b, L62c, L62d) are magnetically coupled together.
Description
österreichisches Patentamt AT11177U1 2010-05-15Austrian Patent Office AT11177U1 2010-05-15
Beschreibungdescription
HEIZUNGSSCHALTUNG FÜR EIN BETRIEBSGERÄT FÜR GASENTLADUNGSLAMPENHEATING CIRCUIT FOR AN OPERATING DEVICE FOR GAS DISCHARGE LAMPS
[0001] Die Erfindung betrifft ein Betriebsgerät zum Betreiben von Gasentladungslampen, mit Heizkreis gemäß dem Oberbegriff des Patentanspruchs 1.The invention relates to an operating device for operating gas discharge lamps, with heating circuit according to the preamble of patent claim 1.
TECHNISCHES GEBIETTECHNICAL AREA
[0002] Derartige Betriebsgeräte für Gasentladungslampen werden zur Beleuchtung genutzt und in Beleuchtungssystemen verwendet, um die Gasentladungslampen schonend zu betreiben und eine hohe Lebensdauer zu erreichen. Üblicherweise werden dabei die Gasentladungslampen von Betriebsgeräten angesteuert und deren Wendeln geheizt.Such devices for gas discharge lamps are used for lighting and used in lighting systems to operate the gas discharge lamps gently and to achieve a long service life. Usually, the gas discharge lamps are driven by operating devices and their coils heated.
STAND DER TECHNIKSTATE OF THE ART
[0003] Bei modernen Beleuchtungssystemen werden oftmals durch die zentrale Steuereinheit digitale Steuerbefehle an die Betriebsgeräte übersendet. Durch diese externen Steuerbefehle lassen sich insbesondere Helligkeitswerte vorgeben, um verschiedene Beleuchtungszustände zu erreichen. Um einen weiten Dimmbereich für die Gasentladungslampen zu ermöglichen, werden oft spezielle Heizschaltungen angewendet.In modern lighting systems digital control commands are often sent to the operating devices by the central control unit. In particular, brightness values can be predetermined by these external control commands in order to achieve different illumination states. In order to allow a wide dimming range for the gas discharge lamps, special heating circuits are often used.
[0004] Die DE 102004009995 A1 zeigt eine derartige Heizschaltung, allerdings ist hier ein Schalter zur Ansteuerung der Heizung erforderlich und ein zusätzlicher Heiztransformator notwendig.DE 102004009995 A1 shows such a heating circuit, but here a switch for controlling the heater is required and an additional heating transformer necessary.
DARSTELLUNG DER ERFINDUNGPRESENTATION OF THE INVENTION
[0005] Es ist die Aufgabe der Erfindung, ein Betriebsgerät mit einer Heizschaltung bereitzustellen, welches ohne die oben genannten Nachteile auskommt bzw. unter einer deutlichen Reduzierung dieser Nachteile ermöglicht.It is the object of the invention to provide an operating device with a heating circuit, which manages without the disadvantages mentioned above or allows a significant reduction of these disadvantages.
[0006] Diese Aufgabe wird für eine gattungsgemäße Vorrichtung erfindungsgemäß durch die kennzeichnenden Merkmale der Patentansprüche 1 gelöst. Besonders vorteilhafte Ausführungen der Erfindung sind in den Unteransprüchen beschrieben.This object is achieved according to the invention for a generic device by the characterizing features of claims 1. Particularly advantageous embodiments of the invention are described in the subclaims.
[0007] Das erfindungsgemäße Betriebsgerät für Gasentladungslampen, insbesondere Leuchtstofflampen, weist einen Wechselrichter, der aus einer Gleichspannung versorgt wird. An den Wechselrichter ist ein resonanter Ausgangkreis mit zumindest einer Induktivität zum Betrieben mindestens einer Gasentladungslampe angeschlossen, wobei die Induktivität zumindest zwei Sekundärwicklungen aufweist, die mit jeweils mindestens einer Serien-Induktivität und einem Kondensator in Serie zu den Wendeln der Gasentladungslampe angeschlossen sind und einen Heizkreis bilden, wobei die Serien-Induktivitäten miteinander magnetisch gekoppelt sind.The operating device according to the invention for gas discharge lamps, in particular fluorescent lamps, has an inverter which is supplied from a DC voltage. A resonant output circuit having at least one inductance for operating at least one gas discharge lamp is connected to the inverter, wherein the inductance has at least two secondary windings which are connected in series to the filaments of the gas discharge lamp with at least one series inductance and one capacitor and form a heating circuit wherein the series inductors are magnetically coupled together.
[0008] Die Erfindung bezieht sich auch auf eine Beleuchtungsanlage unter Nutzung der erfindungsgemäßen Betriebsgeräte.The invention also relates to a lighting system using the operating devices according to the invention.
BESCHREIBUNG DER BEVORZUGTEN AUSFÜHRUNGSBEISPIELEDESCRIPTION OF THE PREFERRED EMBODIMENTS
[0009] Nachfolgend soll die Erfindung anhand der beigefügten Zeichnung näher erläutert werden. Es zeigen: [0010] Fig. 1 ein Betriebsgerät nach dem Stand der Technik [0011] Fig. 2 und 3 zeigen verschiedene Varianten für Heizkreise gemäß der Erfindung [0012] Fig. 4 zeigt eine Anordnung einer Induktivität gemäß der Erfindung [0013] Nachfolgend wird die Erfindung anhand eines Ausführungsbeispiels eines Betriebsgerätes erläutert. 1/5The invention will be explained in more detail with reference to the accompanying drawings. 1 shows a control gear according to the invention. FIGS. 2 and 3 show different variants for heating circuits according to the invention. FIG. 4 shows an arrangement of an inductance according to the invention The invention will be explained with reference to an embodiment of an operating device. 1.5
Claims (9)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0073408U AT11177U1 (en) | 2008-12-19 | 2008-12-19 | HEATING CIRCUIT FOR AN OPERATING DEVICE FOR GAS DISCHARGE LAMPS |
DE102009013799A DE102009013799A1 (en) | 2008-12-19 | 2009-03-18 | Heating circuit for a control device for gas discharge lamps |
PCT/EP2009/067314 WO2010070003A1 (en) | 2008-12-19 | 2009-12-16 | Heating circuit for an operating device for gas discharge lamps |
DE112009003567T DE112009003567A5 (en) | 2008-12-19 | 2009-12-16 | HEATING CIRCUIT FOR AN OPERATING DEVICE FOR GAS DISCHARGE LAMPS |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0073408U AT11177U1 (en) | 2008-12-19 | 2008-12-19 | HEATING CIRCUIT FOR AN OPERATING DEVICE FOR GAS DISCHARGE LAMPS |
Publications (1)
Publication Number | Publication Date |
---|---|
AT11177U1 true AT11177U1 (en) | 2010-05-15 |
Family
ID=41809124
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0073408U AT11177U1 (en) | 2008-12-19 | 2008-12-19 | HEATING CIRCUIT FOR AN OPERATING DEVICE FOR GAS DISCHARGE LAMPS |
Country Status (3)
Country | Link |
---|---|
AT (1) | AT11177U1 (en) |
DE (2) | DE102009013799A1 (en) |
WO (1) | WO2010070003A1 (en) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5510681A (en) * | 1978-03-20 | 1996-04-23 | Nilssen; Ole K. | Operating circuit for gas discharge lamps |
EP0602719B1 (en) * | 1992-12-16 | 1998-10-21 | Koninklijke Philips Electronics N.V. | High frequency inverter for a discharge lamp with preheatable electrodes |
EP0848581A1 (en) * | 1996-12-12 | 1998-06-17 | Oy Helvar | Cathode filament heating circuit for a low-pressure discharge lamp |
DE102004009995A1 (en) | 2004-03-01 | 2005-09-22 | Tridonicatco Gmbh & Co. Kg | Switching arrangement for operating gas-discharge lamp, has inverter attached to load circuit that is galvanically separated from intermediate circuit that exhibits capacitors for adjusting impedances of intermediate circuit |
-
2008
- 2008-12-19 AT AT0073408U patent/AT11177U1/en not_active IP Right Cessation
-
2009
- 2009-03-18 DE DE102009013799A patent/DE102009013799A1/en not_active Withdrawn
- 2009-12-16 DE DE112009003567T patent/DE112009003567A5/en not_active Withdrawn
- 2009-12-16 WO PCT/EP2009/067314 patent/WO2010070003A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
DE102009013799A1 (en) | 2010-06-24 |
DE112009003567A5 (en) | 2012-10-31 |
WO2010070003A1 (en) | 2010-06-24 |
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