BR0007013A - Reator eletrônico para lâmpadas de descarga de baixa pressão - Google Patents
Reator eletrônico para lâmpadas de descarga de baixa pressãoInfo
- Publication number
- BR0007013A BR0007013A BR0007013-0A BR0007013A BR0007013A BR 0007013 A BR0007013 A BR 0007013A BR 0007013 A BR0007013 A BR 0007013A BR 0007013 A BR0007013 A BR 0007013A
- Authority
- BR
- Brazil
- Prior art keywords
- inverter
- lamp
- low pressure
- pressure discharge
- discharge lamps
- 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
- H05B41/298—Arrangements for protecting lamps or circuits against abnormal operating conditions
- H05B41/2981—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
- H05B41/2985—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal lamp operating conditions
Abstract
Patente de Invenção: <B>"REATOR ELETRôNICO PARA LâMPADAS DE DESCARGA DE BAIXA PRESSãO"<D>. Um reator eletrônico para pelo menos uma lâmpada de descarga de baixa pressão contém um inversor que é conectado com uma fonte de tansão contínua (U~ bus~), um circuito de carga que é conectado como o inversor e contém a lâmpada (LA) e um circuito ressonante série, e um conjunto de circuito avaliador (M1) que reage a diferentes estados de operação de lâmpada (LA) e no caso de um defeito ou remoção de lâmpada (LA) gera correspondentes sinais que são usados para desligar o inversor. Previsto para o fim de aquecer as bobinas (W1, W2) existe um transformador calefator, o enrolamento primário (Tp) do qual é conectado em série com um comutador (S3) com a saída do inversor e de qualquer modo é conectado com a fonte de tensão contínua (U~ bus~) se o inversor é desligado devido ao defeito da bobina calefatora ou à remoção da lâmpada (LA), com o comutador (S3) sendo incrementado por sinais de relógio nesta fase não-condutiva.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19923946 | 1999-05-25 | ||
DE19934687A DE19934687A1 (de) | 1999-05-25 | 1999-07-23 | Elektronisches Vorschaltgerät für mindestens eine Niederdruck-Entladungslampe |
PCT/EP2000/003572 WO2000072642A1 (de) | 1999-05-25 | 2000-04-19 | Elektronisches vorschaltgerät für mindestens eine niederdruck-entladungslampe |
Publications (1)
Publication Number | Publication Date |
---|---|
BR0007013A true BR0007013A (pt) | 2001-07-03 |
Family
ID=26053507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR0007013-0A BR0007013A (pt) | 1999-05-25 | 2000-04-19 | Reator eletrônico para lâmpadas de descarga de baixa pressão |
Country Status (6)
Country | Link |
---|---|
US (1) | US6433490B2 (pt) |
EP (1) | EP1103166B1 (pt) |
AT (1) | ATE245337T1 (pt) |
AU (1) | AU761360B2 (pt) |
BR (1) | BR0007013A (pt) |
WO (1) | WO2000072642A1 (pt) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10126011A1 (de) * | 2001-05-28 | 2002-12-05 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Verfahren zum Start einer Entladungslampe |
DE10200053A1 (de) * | 2002-01-02 | 2003-07-17 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Betriebsgerät für Entladungslampen mit Vorheizeinrichtung |
DE10345610A1 (de) * | 2003-09-29 | 2005-05-12 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Verfahren zum Betreiben mindestens einer Niederdruckentladungslampe |
DE102004044180A1 (de) * | 2004-09-13 | 2006-03-16 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Elektronisches Vorschaltgerät mit Pumpschaltung für Entladungslampe mit vorheizbaren Elektroden |
DE102005018761A1 (de) | 2005-04-22 | 2006-10-26 | Tridonicatco Gmbh & Co. Kg | Intelligente Flyback-Heizung |
US7586268B2 (en) * | 2005-12-09 | 2009-09-08 | Lutron Electronics Co., Inc. | Apparatus and method for controlling the filament voltage in an electronic dimming ballast |
WO2009126472A1 (en) * | 2008-04-11 | 2009-10-15 | Osram Sylvania, Inc. | Stand alone lamp filament preheat circuit for ballast |
US7839094B2 (en) * | 2008-05-02 | 2010-11-23 | General Electric Company | Voltage fed programmed start ballast |
US8232727B1 (en) | 2009-03-05 | 2012-07-31 | Universal Lighting Technologies, Inc. | Ballast circuit for a gas-discharge lamp having a filament drive circuit with monostable control |
EP2239835B1 (en) * | 2009-04-07 | 2011-09-07 | Osram Gesellschaft mit Beschränkter Haftung | Converter device and corresponding method |
DE102009020849A1 (de) * | 2009-05-12 | 2010-11-18 | Osram Gesellschaft mit beschränkter Haftung | Schaltungsanordnung zum Betreiben einer Niederdruck-Gasentladungslampe und entsprechendes Verfahren |
US20100327759A1 (en) * | 2009-06-24 | 2010-12-30 | Koninklijke Philips Electronics N.V. | Electronic ballast for a fluorescent lamp |
AT12060U1 (de) * | 2010-01-28 | 2011-09-15 | Tridonic Gmbh & Co Kg | Betriebsgerät für gasentladungslampen |
DE102010029511B4 (de) * | 2010-05-31 | 2014-10-09 | Osram Gmbh | Schaltungsanordnung zum Betreiben einer Entladungslampe |
US8922131B1 (en) | 2011-10-10 | 2014-12-30 | Universal Lighting Technologies, Inc. | Series resonant inverter with capacitive power compensation for multiple lamp parallel operation |
DE102011085659A1 (de) | 2011-11-03 | 2013-05-08 | Tridonic Gmbh & Co. Kg | Getaktete Heizschaltung für Betriebsgeräte für Leuchtmittel |
US10085316B2 (en) | 2015-09-16 | 2018-09-25 | Philips Lighting Holding B.V. | Circuit for LED driver |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0146683B1 (de) * | 1981-07-31 | 1987-11-19 | Siemens Aktiengesellschaft | Wechselrichter |
US4481460A (en) | 1982-02-08 | 1984-11-06 | Siemens Aktiengesellschaft | Inverter with charging regulator having a variable keying ratio |
ATE194749T1 (de) * | 1994-04-15 | 2000-07-15 | Knobel Lichttech | Vorschaltgerät mit lampenwechselerkennung für entladungslampen |
US5656891A (en) | 1994-10-13 | 1997-08-12 | Tridonic Bauelemente Gmbh | Gas discharge lamp ballast with heating control circuit and method of operating same |
DE19520999A1 (de) | 1995-06-08 | 1996-12-12 | Siemens Ag | Schaltungsanordnung zur Wendelvorheizung von Leuchtstofflampen |
DE69626455T2 (de) * | 1995-08-31 | 2004-01-08 | Matsushita Electric Industrial Co., Ltd., Kadoma | Umrichter mit einem piezoelektrischen Wandler |
DE29514817U1 (de) | 1995-09-15 | 1995-11-16 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Schaltungsanordnung zum Betrieb mindestens einer Niederdruckentladungslampe |
-
2000
- 2000-04-19 BR BR0007013-0A patent/BR0007013A/pt not_active Application Discontinuation
- 2000-04-19 AT AT00927002T patent/ATE245337T1/de not_active IP Right Cessation
- 2000-04-19 EP EP00927002A patent/EP1103166B1/de not_active Expired - Lifetime
- 2000-04-19 AU AU45535/00A patent/AU761360B2/en not_active Ceased
- 2000-04-19 WO PCT/EP2000/003572 patent/WO2000072642A1/de active IP Right Grant
-
2001
- 2001-01-23 US US09/766,611 patent/US6433490B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
AU4553500A (en) | 2000-12-12 |
ATE245337T1 (de) | 2003-08-15 |
US6433490B2 (en) | 2002-08-13 |
US20010007410A1 (en) | 2001-07-12 |
EP1103166A1 (de) | 2001-05-30 |
WO2000072642A1 (de) | 2000-11-30 |
EP1103166B1 (de) | 2003-07-16 |
AU761360B2 (en) | 2003-06-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
B11B | Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements |