EP2278861A1 - Alimentation centrale utilisant plusieurs circuits à courant continu - Google Patents

Alimentation centrale utilisant plusieurs circuits à courant continu Download PDF

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Publication number
EP2278861A1
EP2278861A1 EP10182653A EP10182653A EP2278861A1 EP 2278861 A1 EP2278861 A1 EP 2278861A1 EP 10182653 A EP10182653 A EP 10182653A EP 10182653 A EP10182653 A EP 10182653A EP 2278861 A1 EP2278861 A1 EP 2278861A1
Authority
EP
European Patent Office
Prior art keywords
voltage
output circuits
central unit
operating
operating device
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.)
Granted
Application number
EP10182653A
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German (de)
English (en)
Other versions
EP2278861B1 (fr
Inventor
Falk Richter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tridonic GmbH and Co KG
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Tridonic GmbH and Co KG
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Publication date
Application filed by Tridonic GmbH and Co KG filed Critical Tridonic GmbH and Co KG
Publication of EP2278861A1 publication Critical patent/EP2278861A1/fr
Application granted granted Critical
Publication of EP2278861B1 publication Critical patent/EP2278861B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H05B41/24—Circuit arrangements in which the lamp is fed by high frequency ac, or with separate oscillator frequency
    • H05B41/245—Circuit arrangements in which the lamp is fed by high frequency ac, or with separate oscillator frequency for a plurality of lamps
    • 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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/175—Controlling the light source by remote control

Definitions

  • the present invention relates to the control of lamp operating devices from a central unit.
  • the light source is a gas discharge lamp 5, which is controlled by an electric ballast (ECG) 1 as a control gear.
  • ECG electric ballast
  • this electronic ballast 1 has a rectifier with power factor correction circuit (PFC, Power Factor Correction) 2, an electrolyte storage capacitor 4 and an RF inverter 3, which in turn via its output circuit 6, the gas discharge lamp 5 drives.
  • the DC voltage (bus voltage) is therefore only present within the ECG.
  • an emergency lighting control 7 may be provided.
  • the rectifier 2 in the electronic ballast 1 is usually supplied with alternating voltage 9, for example mains voltage.
  • the starting point and object of the present invention is to propose a drive for light source operating devices, which enables a more cost-effective production of operating devices.
  • the central point of the invention is that the unit rectifier / PFC is no longer provided locally in each operating device, but centrally for several operating devices.
  • the connection between this center and the individual operating devices is carried out according to the invention via a DC output circuit.
  • a system for controlling operating devices for lighting means has a central unit which has a rectifier circuit and can be supplied with alternating voltage. Furthermore, a plurality of operating devices are provided, each of which is associated with at least one light source. The central unit supplies the operating devices with DC voltage via several output circuits. At least two output circuits may have different DC voltage levels. This ensures a flexible power supply via the DC output circuits.
  • the central processing unit may further include a power factor correction (PFC) circuit.
  • PFC power factor correction
  • the output circuits with different DC voltage levels can be control gear for different types of lighting (for example, gas discharge lamp, LED, etc.) to be assigned.
  • the central unit can also have a pure digital signal output circuit, which therefore does not serve for the power supply.
  • an operating device may be connected, which has a power supply independent of the central unit, in particular a mains AC power supply.
  • One of the output circuits of the central unit may be connected to ground, wherein at least two further output circuits have DC voltage levels which are designed symmetrically around the ground potential.
  • these two further output circuits can also be designed asymmetrically around the ground potential.
  • At least one operating device may be connected to output circuits having different DC levels.
  • An output circuit can serve, for example, for the provision of the lamp operating power and at least one further output circuit for the provision of a low-voltage power supply of logic components in a control gear.
  • At least one of the operating devices may be an electronic ballast (ECG) for gas discharge lamps having an inverter.
  • ECG electronic ballast
  • the operating device may also be referred to as output converter.
  • drive signals can be transmitted via at least one of the output circuits in accordance with a powerline technique, these drive signals thus being modulated onto the DC voltage.
  • a system for controlling operating devices for lighting means which has a central unit which has a rectifier circuit and can be supplied with alternating voltage (for example mains voltage).
  • alternating voltage for example mains voltage
  • at least one operating device for lighting means with the central unit via a plurality of DC output circuits with different voltage levels.
  • a lamp associated with the operating device can be switched off by transmitting a Ausscibilsbelets via one of the output circuits, wherein the power supply can be maintained unchanged via a further output circuit.
  • the present invention also relates to methods of driving lighting apparatus.
  • a central unit comprising, for example, a rectifier 2 and possibly also a power factor correction circuit (PFC) 10, is provided in common for a plurality of lamp operating devices 1, 1 ', 1 ".
  • PFC power factor correction circuit
  • the central unit 2 is supplied with (mains) AC voltage 9.
  • the central unit 2, 10 may also be spatially separated from the operating devices and, for example, centrally for a room, a floor or even a building in a cabinet, etc. are arranged.
  • the various light-emitting devices operating devices 1, 1 ', 1 a variety of light sources, such as a gas discharge lamp 5, light emitting diodes 5', etc. Actuate the bulbs themselves can be operated with DC or AC voltage, wherein in the latter case, an inverter is provided in the associated operating device.
  • a light sensor 5 or a motion detector (not shown) may be connected to a DC output circuit 11 of the central unit.
  • the operating devices 1, 1', 1" are designed differently.
  • the corresponding operating device 3 is, for example, as an electronic ballast (EVG) u.a. formed with an inverter.
  • EDG electronic ballast
  • the operating devices can also be referred to as "output converters".
  • an output circuit 11 can be configured in a bus-like manner, so that starting from this central common bus 11, the various operating devices 1, 1 ', 1 "are supplied via stubs 13, 13', 13".
  • individual output circuits 12 may be provided for individual operating devices or jointly supplied groups of operating devices.
  • This DC output circuit has the advantage of being less susceptible to parasitic effects than corresponding AC circuits.
  • the central unit is provided for a plurality of operating devices in common, wherein the central unit is connected to the operating devices by means of at least one DC output circuit.
  • Fig. 3 shows an embodiment of the invention, in which the central unit 2 controls a total of three output circuits with different DC levels, namely a first output circuit 31 with a high-voltage DC voltage of, for example, 400 volts, a second output circuit 32 with a low-voltage DC voltage of 12 volts, for example, and another Output circuit 33, which is connected to ground.
  • a first output circuit 31 with a high-voltage DC voltage of, for example, 400 volts
  • a second output circuit 32 with a low-voltage DC voltage of 12 volts, for example
  • another Output circuit 33 which is connected to ground.
  • the low-voltage output circuit 32 can serve for the supply of logic components in the operating devices 3 or else for signal transmission, by, for example, as a digital bus is designed. Alternatively, in the sense of a powerline technique, this 12 volt high-frequency drive signals can be modulated on.
  • the low-voltage output circuit 32 and the operating devices 2 respectively associated lighting means can be turned off, as shown schematically by a switch 36.
  • a switch 36 The fact that the switching off (indirectly) via the low-voltage output circuit 32 and not (directly) via the high-voltage output circuit 31, the problem of the spark gap is significantly reduced when the switch 36 is open. If, for example, the low-voltage output circuit 32 supplies the logic components in the operating unit 3 via the respective terminal 35, by opening the switch 36, these corresponding logic components, for example the control of the inverter in an electronic ballast, can be switched off, which in turn causes the associated gas discharge lamp 5 to go out leads.
  • the mechanical switch 36 can be replaced at any time by a transmission of corresponding digital commands transmitted via the low-voltage output circuit 32 and read out at the input 35 of the operating device, for example, by a powerline demodulator (not shown) and into a drive command be implemented for a local control unit in a control gear.
  • bulbs can naturally also be switched off, for example by the central unit 2 being switched off altogether by an upstream mains switch 37.
  • the low-voltage output circuit with, for example, 12 V DC can be used in any combination as power supply for light sources (in particular for LEDs), as supply voltage for logic components (eg ASICs) in an operating device and / or as a control circuit.
  • FIG. 4 shows Fig. 4 an embodiment in which the voltage levels of the output circuits of the central unit 2 are designed such that by appropriate combination at the terminals of the operating devices this optionally with a high DC voltage HV, a medium DC voltage MV and a low DC voltage LV supplies can be.
  • operating devices to which different types of lamps are connected can be individually supplied according to their respective requirements for the power supply.
  • a high DC voltage is suitable, for example, for gas discharge lamps, while a low DC voltage supply, for example, for LED bulbs offers.
  • a high-voltage operating device 41 and a medium-voltage operating device 42 are shown, which are supplied with 400 volts DC or 200 volts DC.
  • the illustrated central unit 2 has a total of three output circuits 45, 47, 48, wherein a Output circuit 45 is connected to ground (GND) and the other two output circuits 47, 48 voltage levels symmetrical about this ground potential, here in the form of ⁇ 200 volts.
  • GND ground
  • the bulbs are shown purely schematically. Meanwhile, the bulbs can be of any nature and, for example, also be connected in groups in series and / or in parallel to an operating device.
  • ballasts of all kinds can be operated with the 400V DC
  • the average voltage of 200V DC for example, is suitable for simple electronic ballasts that provide low lamp burning voltages.
  • Fig. 4b shows a modification of Fig. 4a to the effect that, although the central unit 2 further has a plurality of output circuits 44, 45, 46 with different DC potential, in addition to the ground output circuit 45 provided further output circuits 44, 46 but in this case lead levels that asymmetric to said ground potential, here in the form of +400 volts DC and -12 volts DC, respectively.
  • a high-voltage DC supply for an operating device 41 or a low-voltage DC supply for an operating device 43 can be achieved.
  • the low-voltage DC supply for example, 12 volts is particularly suitable for LED bulbs.
  • Fig. 5 now shows a modification of the above-mentioned embodiments in that in addition to the output circuits that ensure a power supply, possibly in combination with a powerline signal transmission, the central unit 2 a pure control output circuit 54, for example, according to the DALI (Digital Addressable Lighting Interface) Standard.
  • This control output circuit 54 supplies the associated one Equipment, here a ballast 52 thus not with the operating voltage. Rather, in the sense of a well-known from the prior art electronic ballast with digital interface of this electronic ballast 52 is supplied independently of the central unit 2 with mains voltage 55 to drive the gas discharge lamp 5.
  • the central unit may comprise a plurality of parallel modules, each having a PFC 57 and an electronic fuse 56. Each module is assigned a live output circuit. In particular, different modules can supply output circuits with different DC voltage levels.
  • a switch 58 is connected upstream of each module so that modules can be switched on or off individually in order to switch the respectively assigned output circuits.
  • certain operating devices or groups thereof and the associated bulbs can be selectively switched on and off.

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
EP10182653.5A 2004-01-14 2004-11-26 Alimentation centrale utilisant plusieurs circuits à courant continu Active EP2278861B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004002016A DE102004002016A1 (de) 2004-01-14 2004-01-14 Zentrale Versorgung über mehrere DC-Ausgangskreise
EP04028165.1A EP1555857B1 (fr) 2004-01-14 2004-11-26 Alimentation centrale utilisant plusieurs circuits à courant continu

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP04028165.1 Division 2004-11-26

Publications (2)

Publication Number Publication Date
EP2278861A1 true EP2278861A1 (fr) 2011-01-26
EP2278861B1 EP2278861B1 (fr) 2013-09-18

Family

ID=34609548

Family Applications (2)

Application Number Title Priority Date Filing Date
EP10182653.5A Active EP2278861B1 (fr) 2004-01-14 2004-11-26 Alimentation centrale utilisant plusieurs circuits à courant continu
EP04028165.1A Active EP1555857B1 (fr) 2004-01-14 2004-11-26 Alimentation centrale utilisant plusieurs circuits à courant continu

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP04028165.1A Active EP1555857B1 (fr) 2004-01-14 2004-11-26 Alimentation centrale utilisant plusieurs circuits à courant continu

Country Status (3)

Country Link
EP (2) EP2278861B1 (fr)
DE (1) DE102004002016A1 (fr)
HK (1) HK1148161A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013040736A1 (fr) * 2011-09-19 2013-03-28 东莞勤上光电股份有限公司 Système de lampe d'éclairage public à diodes électroluminescentes fonctionnant sur courant continu à haute tension, et procédé de réalisation correspondant
WO2014174159A1 (fr) 2013-04-24 2014-10-30 Societe D'etudes Et D'economies En Eclairage, Se3 Dispositif d'alimentation en courant continu d'un ensemble de dispositifs d'éclairage à leds utilisés dans l'éclairage industriel et l'éclairage tertiaire

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006035046B4 (de) * 2006-07-28 2013-05-29 Insta Elektro Gmbh Elektrisches/elektronisches Zentralgerät
JP2009158298A (ja) * 2007-12-26 2009-07-16 Panasonic Electric Works Co Ltd 引掛シーリング
DE102009054371A1 (de) * 2009-11-17 2011-06-22 Automotive Lighting Reutlingen GmbH, 72762 Steuergerät zur Ansteuerung einer Beleuchtungseinrichtung eines Kraftfahrzeugs, sowie Beleuchtungseinrichtung für ein Kraftfahrzeug mit einem solchen Steuergerät
DE102010031244B4 (de) 2010-03-19 2023-01-12 Tridonic Ag Modulares LED-Beleuchtungssystem

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB943241A (en) * 1960-11-23 1963-12-04 Marconi Instruments Ltd Improvements in or relating to rectifier circuit arrangements
US4626697A (en) * 1984-10-22 1986-12-02 American Hospital Supply Corporation Power supply for providing plural DC voltages
WO1994027419A1 (fr) * 1993-05-13 1994-11-24 Etta Industries, Inc. Systeme et procede d'alimentation en courant de lampe a decharge
DE29622825U1 (de) * 1996-03-29 1997-07-10 Lohmann Werke Gmbh & Co Bestrahlungsgerät
EP1220581A2 (fr) * 2000-12-28 2002-07-03 Setech S.r.l. Dispositif d' alimentation de lampes à décharge à cathodes froides
US20020158591A1 (en) * 2001-03-28 2002-10-31 International Rectifier Corp. Digital dimming fluorescent ballast
US20030036807A1 (en) * 2001-08-14 2003-02-20 Fosler Ross M. Multiple master digital addressable lighting interface (DALI) system, method and apparatus

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1244337A1 (fr) * 2001-03-20 2002-09-25 MAGNETEK S.p.A. Système d'éclairage comportant une barre conductrice à laquelle est connectée une pluralité d'unités d'éclairage
WO2003067934A2 (fr) * 2002-02-06 2003-08-14 Color Kinetics Incorporated Procedes et appareils d'eclairage commande

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB943241A (en) * 1960-11-23 1963-12-04 Marconi Instruments Ltd Improvements in or relating to rectifier circuit arrangements
US4626697A (en) * 1984-10-22 1986-12-02 American Hospital Supply Corporation Power supply for providing plural DC voltages
WO1994027419A1 (fr) * 1993-05-13 1994-11-24 Etta Industries, Inc. Systeme et procede d'alimentation en courant de lampe a decharge
DE29622825U1 (de) * 1996-03-29 1997-07-10 Lohmann Werke Gmbh & Co Bestrahlungsgerät
EP1220581A2 (fr) * 2000-12-28 2002-07-03 Setech S.r.l. Dispositif d' alimentation de lampes à décharge à cathodes froides
US20020158591A1 (en) * 2001-03-28 2002-10-31 International Rectifier Corp. Digital dimming fluorescent ballast
US20030036807A1 (en) * 2001-08-14 2003-02-20 Fosler Ross M. Multiple master digital addressable lighting interface (DALI) system, method and apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013040736A1 (fr) * 2011-09-19 2013-03-28 东莞勤上光电股份有限公司 Système de lampe d'éclairage public à diodes électroluminescentes fonctionnant sur courant continu à haute tension, et procédé de réalisation correspondant
WO2014174159A1 (fr) 2013-04-24 2014-10-30 Societe D'etudes Et D'economies En Eclairage, Se3 Dispositif d'alimentation en courant continu d'un ensemble de dispositifs d'éclairage à leds utilisés dans l'éclairage industriel et l'éclairage tertiaire

Also Published As

Publication number Publication date
EP1555857B1 (fr) 2013-10-02
HK1148161A1 (en) 2011-08-26
DE102004002016A1 (de) 2005-08-04
EP2278861B1 (fr) 2013-09-18
EP1555857A1 (fr) 2005-07-20

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