FI79634B - Frekvensomformare. - Google Patents
Frekvensomformare. Download PDFInfo
- Publication number
- FI79634B FI79634B FI840190A FI840190A FI79634B FI 79634 B FI79634 B FI 79634B FI 840190 A FI840190 A FI 840190A FI 840190 A FI840190 A FI 840190A FI 79634 B FI79634 B FI 79634B
- Authority
- FI
- Finland
- Prior art keywords
- switch
- capacitor
- inverter
- charge
- charging
- 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
-
- 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
-
- 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
- Inverter Devices (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Polarising Elements (AREA)
- Road Paving Structures (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
- Toys (AREA)
- Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
- Reinforced Plastic Materials (AREA)
- Amplifiers (AREA)
Claims (4)
1. Frekvensomformare med en höginställningsställare, vilken uppvisar en via en laddningsdiod (D) och en ladd- 5 ningsdrossel (L) till en likspänningskälla (G) ansluten laddningskondensator (C), en laddningsomkopplare (T2.1), vilken medelst en styrkrets sluts periodiskt med ett av ett styrvärde beroende funktionsförhällande (V) och där-igenom kopplar laddningsdrosseln (L) tili likspänningskäl-10 lan (G), och med en av laddningskondensatorn (C) matad växelriktare med tvä växelvis päkopplade omkopplare (Tl, T3), vilka ligger seriekopplade parallellt med laddningskondensatorn (C), varvid styrkretsen för laddningsomkopp-laren synkroniserats medelst fyrkantspänningen pä ena om-15 kopplare (Tl, T3) i växelriktaren pä sädant sätt, att ladd-nlngsomkopplaren (T2.1) sluts vid öppnandet av nämnda ena omkopplare (Tl) och öppnas efter en genom laddandet av ett fördröjningsminne (C6) tili tröskelvärdet bestämd tid (TL), och varvid urladdningskretsen i fördröjningsminnet (C6) 20 leds via nämnda ena omkopplare (Tl) hos växelriktaren, kännetecknad därav, att laddningskopplaren är en effekt-MOS-transistor (T2.1), vars styrelektrod och andra elektrod ä ena sidan ligger parallell med en styrbar omkopplare (T8) och & andra sidan bildar en seriekoppling 25 med en kondensator (C7), vilken seriekoppling ligger parallell med växelriktarens omkopplare (Tl), vilken även anord-nats i urladdningskretsen av fördröjningsminnet (C6), och att den styrbara omkopplaren (T8) styrs i beroende av spän-ningen i fördröjningsminnet (C6) medelst en tröskeldel (D3) 30 i slutande ställning.
2. Frekvensomformare enligt patentkravet 1, kännetecknad därav, att kondensatorn (C7) för sty-rande av MOS-effekttransistorn (T2.1) dlmenslonerats sä, att en tillräckligt snabb uppladdning av kapaciteten i M0S- 35 transistorn garanteras.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3301632 | 1983-01-19 | ||
DE19833301632 DE3301632A1 (de) | 1983-01-19 | 1983-01-19 | Umrichter |
Publications (4)
Publication Number | Publication Date |
---|---|
FI840190A0 FI840190A0 (fi) | 1984-01-18 |
FI840190A FI840190A (fi) | 1984-07-20 |
FI79634B true FI79634B (fi) | 1989-09-29 |
FI79634C FI79634C (sv) | 1990-01-10 |
Family
ID=6188637
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI840190A FI79634C (sv) | 1983-01-19 | 1984-01-18 | Frekvensomformare |
Country Status (8)
Country | Link |
---|---|
US (1) | US4562527A (sv) |
EP (1) | EP0116302B1 (sv) |
JP (1) | JPS59139875A (sv) |
AT (1) | ATE36108T1 (sv) |
BR (1) | BR8400197A (sv) |
DE (2) | DE3301632A1 (sv) |
FI (1) | FI79634C (sv) |
ZA (1) | ZA84369B (sv) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3437514A1 (de) * | 1984-10-12 | 1986-04-17 | Siemens AG, 1000 Berlin und 8000 München | Leuchte mit einer entladungslampe und einem elektronischen vorschaltgeraet |
DE3541307C1 (en) * | 1985-11-22 | 1987-02-05 | Philips Patentverwaltung | DC power supply generator e.g. for gas discharge lamp - obtains regulated DC voltage from mains supply giving sinusoidal input to filter and rectifier |
DE3541308C1 (en) * | 1985-11-22 | 1987-02-05 | Philips Patentverwaltung | DC power supply generator e.g. for gas discharge lamp - obtains regulated DC from mains supply giving sinusoidal input to filter and rectifier |
US4882663A (en) * | 1985-12-23 | 1989-11-21 | Nilssen Ole K | MOSFET flyback converter |
JPS62293292A (ja) * | 1986-06-13 | 1987-12-19 | キヤノン株式会社 | El駆動回路 |
DE3623749A1 (de) * | 1986-07-14 | 1988-01-21 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Schaltungsanordnung zum betrieb von niederdruckentladungslampen |
US4873617A (en) * | 1987-04-16 | 1989-10-10 | Camera Platforms International, Inc. | Power supply for arc lamps |
US4873616A (en) * | 1987-04-16 | 1989-10-10 | Camera Platforms International, Inc. | Power supply for arc lamps |
US4984148A (en) * | 1990-05-29 | 1991-01-08 | Westinghouse Electric Corp. | Two-phase bang-bang current control synchronizer |
JP3163712B2 (ja) * | 1992-01-28 | 2001-05-08 | 松下電工株式会社 | インバータ装置 |
JP3294343B2 (ja) * | 1992-11-13 | 2002-06-24 | 松下電工株式会社 | 電源装置 |
DE4425823A1 (de) * | 1994-07-08 | 1996-01-11 | Omnitronix Inc | Elektronisches Vorschaltgerät |
DE19619745A1 (de) * | 1996-05-15 | 1997-11-20 | Tridonic Bauelemente | Schaltungsanordnung zum Betreiben einer Last und elektronisches Vorschaltgerät mit einer derartigen Schaltungsanordnung zum Betreiben einer Lampe |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1803486A1 (de) * | 1968-10-17 | 1970-05-21 | Siemens Ag | Schaltungsanordnung zum Betrieb eines selbstgesteuerten Transistorwechselrichters |
US4251752A (en) * | 1979-05-07 | 1981-02-17 | Synergetics, Inc. | Solid state electronic ballast system for fluorescent lamps |
US4264949A (en) * | 1979-09-04 | 1981-04-28 | Litton Systems, Inc. | DC to DC power supply |
IT1137447B (it) * | 1980-04-15 | 1986-09-10 | Siemens Ag | Stabilizzatore per la connessione di una lampada a scarica |
EP0085073B1 (de) * | 1981-07-31 | 1986-10-22 | Siemens Aktiengesellschaft | Umrichter |
US4481460A (en) * | 1982-02-08 | 1984-11-06 | Siemens Aktiengesellschaft | Inverter with charging regulator having a variable keying ratio |
-
1983
- 1983-01-19 DE DE19833301632 patent/DE3301632A1/de not_active Withdrawn
-
1984
- 1984-01-11 US US06/570,003 patent/US4562527A/en not_active Expired - Fee Related
- 1984-01-12 JP JP59004227A patent/JPS59139875A/ja active Pending
- 1984-01-13 EP EP84100334A patent/EP0116302B1/de not_active Expired
- 1984-01-13 AT AT84100334T patent/ATE36108T1/de not_active IP Right Cessation
- 1984-01-13 DE DE8484100334T patent/DE3473111D1/de not_active Expired
- 1984-01-18 ZA ZA84369A patent/ZA84369B/xx unknown
- 1984-01-18 BR BR8400197A patent/BR8400197A/pt unknown
- 1984-01-18 FI FI840190A patent/FI79634C/sv not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE3473111D1 (en) | 1988-09-01 |
JPS59139875A (ja) | 1984-08-10 |
FI840190A (fi) | 1984-07-20 |
ATE36108T1 (de) | 1988-08-15 |
EP0116302B1 (de) | 1988-07-27 |
EP0116302A3 (en) | 1986-02-12 |
ZA84369B (en) | 1984-08-29 |
DE3301632A1 (de) | 1984-07-26 |
US4562527A (en) | 1985-12-31 |
BR8400197A (pt) | 1984-08-21 |
EP0116302A2 (de) | 1984-08-22 |
FI79634C (sv) | 1990-01-10 |
FI840190A0 (fi) | 1984-01-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: SIEMENS AKTIENGESELLSCHAFT |