BE850840A - Circuit de commande a impedance elevee pour un montage permettant le reglage de la puissance depensee dans un ensemble de lampes a decharge - Google Patents
Circuit de commande a impedance elevee pour un montage permettant le reglage de la puissance depensee dans un ensemble de lampes a dechargeInfo
- Publication number
- BE850840A BE850840A BE174449A BE174449A BE850840A BE 850840 A BE850840 A BE 850840A BE 174449 A BE174449 A BE 174449A BE 174449 A BE174449 A BE 174449A BE 850840 A BE850840 A BE 850840A
- Authority
- BE
- Belgium
- Prior art keywords
- adjustment
- control circuit
- discharge lamp
- high impedance
- lamp assembly
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is ac
- G05F1/40—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices
- G05F1/44—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only
- G05F1/45—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only being controlled rectifiers in series with the load
- G05F1/455—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only being controlled rectifiers in series with the load with phase control
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/66—Regulating electric power
-
- 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
-
- 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
- H05B41/40—Controlling the intensity of light discontinuously
- H05B41/42—Controlling the intensity of light discontinuously in two steps only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
- Ac-Ac Conversion (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7624478A FR2361688A1 (fr) | 1976-08-11 | 1976-08-11 | Circuit de commande a impedance elevee pour un montage permettant le reglage de puissance depensee dans un ensemble de lampes a decharge |
Publications (1)
Publication Number | Publication Date |
---|---|
BE850840A true BE850840A (fr) | 1977-05-16 |
Family
ID=9176773
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE174449A BE850840A (fr) | 1976-08-11 | 1977-01-28 | Circuit de commande a impedance elevee pour un montage permettant le reglage de la puissance depensee dans un ensemble de lampes a decharge |
Country Status (8)
Country | Link |
---|---|
BE (1) | BE850840A (no) |
DE (1) | DE2647371A1 (no) |
ES (1) | ES454615A1 (no) |
FR (1) | FR2361688A1 (no) |
GB (1) | GB1531840A (no) |
IT (1) | IT1082461B (no) |
LU (1) | LU76353A1 (no) |
NL (1) | NL7614438A (no) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2493631A1 (fr) * | 1980-11-03 | 1982-05-07 | Augier Sa | Installation de modulation pour l'alimentation secteur d'organes de puissance |
FR2514982B2 (fr) * | 1981-10-16 | 1985-12-20 | Augier Ets | Installation de modulation pour l'alimentation secteur d'organes de puissance |
NL8105046A (nl) * | 1981-11-09 | 1983-06-01 | Philips Nv | Elektrische inrichting voor het stapsgewijs regelen van de helderheid van een gas- en/of dampontladingslamp. |
DE102010001917A1 (de) * | 2010-02-15 | 2011-08-18 | Osram Gesellschaft mit beschränkter Haftung, 81543 | Schaltungsanordnung zum Betreiben mindestens eines Leuchtmittels |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3886405A (en) * | 1972-02-07 | 1975-05-27 | Mamiya Camera | Device for operating discharge lamps |
US3816794A (en) * | 1972-03-28 | 1974-06-11 | Esquire Inc | High intensity, gas discharge lamp dimmer system |
FR2313839A1 (fr) * | 1975-02-24 | 1976-12-31 | Stl | Procede et appareillage d'alimentation de lampes a decharge |
-
1976
- 1976-08-11 FR FR7624478A patent/FR2361688A1/fr active Granted
- 1976-10-20 DE DE19762647371 patent/DE2647371A1/de active Granted
- 1976-12-09 LU LU76353A patent/LU76353A1/xx unknown
- 1976-12-27 NL NL7614438A patent/NL7614438A/xx not_active Application Discontinuation
- 1976-12-28 ES ES454615A patent/ES454615A1/es not_active Expired
- 1976-12-30 GB GB5429376A patent/GB1531840A/en not_active Expired
-
1977
- 1977-01-28 BE BE174449A patent/BE850840A/xx not_active IP Right Cessation
- 1977-02-11 IT IT6731577A patent/IT1082461B/it active
Also Published As
Publication number | Publication date |
---|---|
GB1531840A (en) | 1978-11-08 |
FR2361688A1 (fr) | 1978-03-10 |
ES454615A1 (es) | 1977-11-16 |
DE2647371C2 (no) | 1982-12-23 |
NL7614438A (nl) | 1978-02-14 |
LU76353A1 (no) | 1977-06-08 |
DE2647371A1 (de) | 1978-02-16 |
FR2361688B1 (no) | 1982-09-17 |
IT1082461B (it) | 1985-05-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: CIE DES LAMPES Effective date: 19840128 |