KR970001423B1 - 저압 방전램프의 동작회로 - Google Patents
저압 방전램프의 동작회로 Download PDFInfo
- Publication number
- KR970001423B1 KR970001423B1 KR1019880015303A KR880015303A KR970001423B1 KR 970001423 B1 KR970001423 B1 KR 970001423B1 KR 1019880015303 A KR1019880015303 A KR 1019880015303A KR 880015303 A KR880015303 A KR 880015303A KR 970001423 B1 KR970001423 B1 KR 970001423B1
- Authority
- KR
- South Korea
- Prior art keywords
- circuit
- diode
- discharge lamp
- low voltage
- high frequency
- 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 - Fee Related
Links
Images
Classifications
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- 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
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- 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
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- 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
- Y10S315/05—Starting and operating circuit for fluorescent lamp
-
- 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
- Y10S315/07—Starting and control circuits for gas discharge lamp using transistors
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
Abstract
Description
Claims (2)
- 저압 방전램프(LL)의 고주파동작을 위한 동작회로에 있어서, 상기 회로는, 전원정류기(GL) ; 에미터 저항(R4,R5)과 베이스저항(R2,R3)을 갖는 2개의 전원스위칭 트랜지스터(T1,T2) 및 제어회로로 구성되고, 포화레벨에서 동작되는 링형 코어변압기(TR1,,TR2,TR3)에 의하여 자기여자되는 반브리지회로; 및 직렬공진회로(RD,C6,C7,C8) ; 로 이루어지며 보다높은 점화 전류를 얻기위하여 2스위칭 트랜지스터(T1,T2)의 에미터저항(R4,R5)중 적어도 하나가 이와 병렬로 접속되고 전류통과방향으로 동작되는 적어도 하나의 다이오드(D4,D5)를 갖는 것을 특징으로 하는 저압 방전램프의 동작회로.
- 저압 방전램프(LL)의 고주파동작을 위한 동작회로에 있어서, 상기 회로는, 전원 정류기(GL) ; 에미터저항(R4,R5)과 베이스저항(R2,R3)을 갖는 2개의 전원스위칭 트랜지스터(T1,T2) 및 제어회로로 구성되고, 포화레벨에서 동작되는 링형 코어변압기(TR1,TR2,TR3)에 의하여 자기여자되는 반브리지회로; 및 직렬 공진회로(RD,C6,C7,C8) ; 로 이루어지며, 보다 높은 점화 전류를 얻기 위해 2스위칭 트랜지스터(T1,T2)의 에미터저항(R4,R5)중 적어도 하나가 전류통과방향으로 동작되는 적어도 하나의 다이오드(D6,D7 ; D8,D9)로 교체되는 것을 특징으로 하는 저압 방전램프의 동작회로.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEP3740860.7 | 1987-12-02 | ||
DE3740860 | 1987-12-02 | ||
DEP3835121.8 | 1988-10-14 | ||
DE3835121A DE3835121C2 (de) | 1987-12-02 | 1988-10-14 | Schaltungsanordnung zum Betrieb einer Niederdruckentladungslampe |
Publications (2)
Publication Number | Publication Date |
---|---|
KR890011497A KR890011497A (ko) | 1989-08-14 |
KR970001423B1 true KR970001423B1 (ko) | 1997-02-06 |
Family
ID=6341744
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019880015303A Expired - Fee Related KR970001423B1 (ko) | 1987-12-02 | 1988-11-21 | 저압 방전램프의 동작회로 |
Country Status (2)
Country | Link |
---|---|
KR (1) | KR970001423B1 (ko) |
DE (1) | DE3835121C2 (ko) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4233861A1 (de) * | 1992-10-08 | 1994-04-14 | Aqua Signal Ag | Einrichtung zur Ansteuerung von Hochspannungsentladungslampen sowie ein Verfahren hierfür |
JP3821454B2 (ja) * | 1996-07-12 | 2006-09-13 | 松下電器産業株式会社 | 蛍光ランプ点灯装置 |
AU2002308822A1 (en) * | 2002-04-13 | 2003-11-03 | Shin Kwang Enterprise Co., Ltd. | Lighting device available in low voltage of a fluorescent lamp |
CN103728506B (zh) * | 2013-11-04 | 2016-10-05 | 华南理工大学 | Hvdc系统换流变压器铁芯饱和型谐波不稳定判定的方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU555174B2 (en) * | 1981-09-18 | 1986-09-18 | Oy Helvar | Electronic ballast for a discharge lamp |
DE3441992A1 (de) * | 1984-11-16 | 1986-05-22 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Schaltungsanordnung zur zuendung einer niederdruckentladungslampe |
DE3711814C2 (de) * | 1986-05-09 | 1998-04-09 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Elektronisches Vorschaltgerät zum Betrieb von Leuchtstofflampen |
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1988
- 1988-10-14 DE DE3835121A patent/DE3835121C2/de not_active Expired - Fee Related
- 1988-11-21 KR KR1019880015303A patent/KR970001423B1/ko not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE3835121C2 (de) | 1996-09-05 |
DE3835121A1 (de) | 1989-06-15 |
KR890011497A (ko) | 1989-08-14 |
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Legal Events
Date | Code | Title | Description |
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PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19881121 |
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PG1501 | Laying open of application | ||
A201 | Request for examination | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 19930330 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 19881121 Comment text: Patent Application |
|
G160 | Decision to publish patent application | ||
PG1605 | Publication of application before grant of patent |
Comment text: Decision on Publication of Application Patent event code: PG16051S01I Patent event date: 19970114 |
|
E701 | Decision to grant or registration of patent right | ||
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Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 19970408 |
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Comment text: Registration of Establishment Patent event date: 19970627 Patent event code: PR07011E01D |
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