EP2365737A2 - PFC central doté d'une régulation de sortie CC - Google Patents

PFC central doté d'une régulation de sortie CC Download PDF

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Publication number
EP2365737A2
EP2365737A2 EP11162425A EP11162425A EP2365737A2 EP 2365737 A2 EP2365737 A2 EP 2365737A2 EP 11162425 A EP11162425 A EP 11162425A EP 11162425 A EP11162425 A EP 11162425A EP 2365737 A2 EP2365737 A2 EP 2365737A2
Authority
EP
European Patent Office
Prior art keywords
output circuit
voltage
central
operating devices
unit
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
EP11162425A
Other languages
German (de)
English (en)
Other versions
EP2365737A3 (fr
EP2365737B1 (fr
Inventor
Alexander Barth
Günter MARENT
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
Original Assignee
Tridonic GmbH and Co KG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tridonic GmbH and Co KG filed Critical Tridonic GmbH and Co KG
Publication of EP2365737A2 publication Critical patent/EP2365737A2/fr
Publication of EP2365737A3 publication Critical patent/EP2365737A3/fr
Application granted granted Critical
Publication of EP2365737B1 publication Critical patent/EP2365737B1/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
    • H05B41/26—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
    • H05B41/282—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
    • H05B41/285—Arrangements for protecting lamps or circuits against abnormal operating conditions
    • H05B41/2851—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal 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
    • H05B41/24—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
    • 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

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 the central power supply of operating devices (operating means) for lighting means has a central rectifier unit with an input side connection for AC voltage and at least one DC output circuit. Furthermore, several operating devices are provided for lamps, which are each supplied via the DC output circuit with voltage.
  • the central rectifier unit has a circuit for regulating the voltage, the current and / or the power of the output circuit.
  • the central rectifier unit for example, have a circuit for limiting the current of the DC output circuit.
  • the central rectifier unit can be designed to switch off the DC output circuit as soon as the (monitored) voltage of the DC output circuit falls below a predetermined value.
  • the central rectifier unit may have a monitoring unit for the state of the DC output circuit.
  • the monitoring unit can evaluate previously defined changes in the state of the DC output circuit as failures of the connected operating devices for lighting devices and / or as defined feedback signals of a control gear.
  • the central rectifier unit can have a signal interface via which information about future load changes, in particular load jumps in the DC output circuit, can be fed to it in advance.
  • parameters of the central rectifier unit may be adjusted.
  • the central rectifier unit can be constructed, for example, in the form of modules connected in parallel, with modules being switched on or off depending on the information regarding future load changes.
  • the central rectifier unit may transition the DC output circuit to a standby state in which the bus voltage is reduced.
  • the reduced bus voltage can advantageously be chosen such that it is sufficient for the supply of logic components, such as ASICs, in a control gear for lighting.
  • the central rectifier unit may further comprise a power factor correction unit.
  • a method for the central power supply of operating devices for lighting means is provided.
  • a central rectifier unit regulates the voltage, the current and / or the power in a DC output circuit.
  • a method for central power supply of operating devices for lighting means wherein a central rectifier unit be supplied in advance information about future load changes, in particular load jumps in the DC output circuit, so that the central rectifier unit in advance can adjust to such expected load changes.
  • a central unit comprising, for example, a rectifier 2 and optionally also a power factor correction circuit (PFC) 10, is jointly provided for a plurality of lamp operating devices 1, 1 ', 1 "
  • the central unit 2, 10 can also be spatially separated from the operating devices and, for example, be arranged centrally for a room, a floor or even a building in a control cabinet, etc.
  • 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".
  • Fig. 1 shown schematically may be designed bus-like an output circuit 11, 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.
  • At least one PFC 10 can supply an example, by means of a transformer or the like. Potential-separated output circuit.
  • a central control unit 31 is shown, which has a plurality of rectifier / PFC modules 36, which are arranged parallel to each other. Furthermore, a monitoring / control unit 393 is provided in the central rectifier unit 31.
  • the central rectifier unit 31 is supplied with an AC voltage 35, in particular a mains voltage.
  • the rectifier unit 31 has in the embodiment of Fig. 3 a plurality of DC output circuits, namely a high-voltage output circuit 39, a low-voltage output circuit 392 and a non-live terminal 34 which is connected to ground. Via the mentioned DC output circuits 39, 392 and 34, connected operating devices 32 for lighting means 33 can be supplied.
  • ECGs electronic ballasts
  • inverters DC / AC provided with which gas discharge lamps 33 can be controlled in a conventional manner.
  • the low-voltage supply of logic components in the operating devices 32 such as provided by ASICS.
  • the low-voltage output circuit 302 can also be used for signal transmission (for example in the form of a digital bus) from the central unit 31 to the connected operating devices 32 and possibly vice versa (bidirectional bus).
  • the central rectifier unit 31 at least with respect to the DC output circuit 39, so a purely power-supplying DC output circuit without control function, the voltage U, the current I and / or the power P monitored by the monitoring / control circuit 393.
  • the monitoring / control circuit 31 may have the function of a current limiting of the DC output circuit 39. It should be noted that in certain cases, the low-voltage output circuit 392 can serve for power supply. This is for example advantageously the case with the driving of LEDs. In this case, the voltage monitoring / control function, current and / or power can also be applied to these output circuits.
  • the monitoring / control unit 393 may have a function that the DC output circuit is turned off if the voltage of the corresponding DC output circuit is below a predetermined value.
  • a state change may indicate an error state of at least one connected operating device 32.
  • state changes of the DC output circuit 39 or 392 defined in advance with the operating devices 32 can also be arranged in the sense of a signal feedback from an operating device 32 to the central unit 31.
  • the change in state of an output circuit then represents a return channel of a signal bus.
  • Such a change in state of the DC output circuit can be triggered selectively, for example, by a switchable load circuit in at least one of the resources.
  • the central unit 31 can for example also put a DC output circuit (for example 39) in a standby state, in which the bus voltage is significantly lowered.
  • a DC output circuit for example 39
  • the lowered bus voltage can be chosen such that they are still sufficient to supply power to logic components (for example ASICs) in a connected operating device.
  • a connected operating device 32 can be placed in a standby state in which the control logic is still actively supplied with power, the current bus voltage but not to control, for example, a connected gas discharge lamp 33 would be sufficient.
  • the lowering of the bus voltage has the advantage that, in the event that, starting from a high bus voltage of, for example, 400 volts at the DC output circuit 39, a low-voltage supply voltage of, for example, 12 volts for logic components is obtained, which in the generation of low-voltage Voltage supply occurring (resistive) losses are significantly reduced.
  • FIG. 4 Now, a particularly advantageous procedure will be explained, as it can be achieved with the present invention. Even if in Fig. 4 the central unit 41 is shown with only one rectifier / power factor correction module 46, it should be understood that here too the parallel modular structure is as shown in FIG Fig. 3 known, can be used. Also in the embodiment of Fig. 4 the current, voltage and / or power of the DC output circuit 44 for connected equipment 42 for connected lamps 43 is monitored and regulated. According to the invention, sudden load changes, in particular load jumps in the DC output circuit 44, ie the corresponding state change of the operating means 42 with connected lighting means 43, are not carried out until information (S1 in FIG Fig. 4 ) was transmitted to the central unit 41.
  • parameters of the central processing unit 41 can be adjusted so that it adjusts to the expected future load in the DC output circuit 44.
  • This setting can be used in the transmission of the embodiment of Fig. 3 according to the procedure Fig. 4 consist in that parallel-connected modules in the central unit 41 on or off.
  • the values for the regulated parameter power, current or voltage can be set in advance in anticipation of a power jump in the DC output circuit.
  • control signals for changing the state of a luminous means 43 are transmitted from a digital or analog bus 491 or from a pushbutton or switch command 492 to a powerline modulation unit 48.
  • This modulation unit 48 thus modulates control signals to the DC output circuit 44.
  • the powerline control command transmission of course, the connected equipment 42 has a powerline demodulator 493 to read over the bus 44 transmitted commands can.
  • a user specifies a power change for a lighting means 43 by means of the switch or pushbutton 492 and / or via the digital or analog bus 491.
  • the powerline modulator 48 generates a preliminary message to the central unit 41, which thus detects it by reading the powerline message from the DC output circuit 44.
  • the parameter adaptation takes place in the central unit 41.
  • the central unit 41 confirms to the powerline modulator 48 that the adaptation has been carried out. Only then does the powerline modulator 48 transmit the actual control command in a step S3 via the DC bus 44 or a separate control line to the operating means 42 to be controlled.

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Dc-Dc Converters (AREA)
  • Rectifiers (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
EP11162425.0A 2004-01-14 2004-11-29 PFC central doté d'une régulation de sortie CC Active EP2365737B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004002027.2A DE102004002027B4 (de) 2004-01-14 2004-01-14 Zentraler PFC mit DC-Ausgangskreisregelung
EP04028277A EP1555858B1 (fr) 2004-01-14 2004-11-29 Alimentation centrale pour l'alimentation de lampes contenant un circuit convertisseur de correction du facteur de puissance

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP04028277A Division EP1555858B1 (fr) 2004-01-14 2004-11-29 Alimentation centrale pour l'alimentation de lampes contenant un circuit convertisseur de correction du facteur de puissance
EP04028277.4 Division 2004-11-29

Publications (3)

Publication Number Publication Date
EP2365737A2 true EP2365737A2 (fr) 2011-09-14
EP2365737A3 EP2365737A3 (fr) 2013-12-11
EP2365737B1 EP2365737B1 (fr) 2019-01-30

Family

ID=34609553

Family Applications (2)

Application Number Title Priority Date Filing Date
EP04028277A Active EP1555858B1 (fr) 2004-01-14 2004-11-29 Alimentation centrale pour l'alimentation de lampes contenant un circuit convertisseur de correction du facteur de puissance
EP11162425.0A Active EP2365737B1 (fr) 2004-01-14 2004-11-29 PFC central doté d'une régulation de sortie CC

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP04028277A Active EP1555858B1 (fr) 2004-01-14 2004-11-29 Alimentation centrale pour l'alimentation de lampes contenant un circuit convertisseur de correction du facteur de puissance

Country Status (4)

Country Link
EP (2) EP1555858B1 (fr)
AT (1) ATE521214T1 (fr)
DE (1) DE102004002027B4 (fr)
PL (1) PL1555858T3 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT14601U1 (de) * 2013-04-30 2016-02-15 Tridonic Gmbh & Co Kg Effektbeleuchtung
WO2015056161A1 (fr) 2013-10-15 2015-04-23 Koninklijke Philips N.V. Unité de pilotage pour un élément d'éclairage et procédé de fonctionnement correspondant
AT14100U1 (de) * 2013-10-16 2015-04-15 Tridonic Gmbh & Co Kg Verfahren und Vorrichtungen zur Kommunikation in einem Beleuchtungssystem
EP2925094B1 (fr) * 2014-03-25 2019-01-30 Tridonic GmbH & Co KG Système d'éclairage et procédé pour faire fonctionner un système d'éclairage utilisant la consommation de puissance pour la transmission d'informations.
DE102015005240A1 (de) * 2015-04-26 2016-10-27 Tilman Röder Verfahren zur Installation eines Stromverteilungssystems im Bereich von Kleinspannung unter 25 Volt AC oder 60 Volt DC, bei dem mindestens ein Netzteil für die Versorgung von zwei oder mehr möglichen Stromverbrauchern verwendetwird und ein entsprechendes Stromverteilungssystem sowie zugehörige Vorrichtung
DE102015117206A1 (de) * 2015-10-08 2017-04-13 I.S.T. Innovative Sewer Technologies Gmbh Aushärtevorrichtung mit einer UV-Licht erzeugenden Lampe

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DE3925899A1 (de) * 1989-08-04 1991-02-07 Zumtobel Ag Elektronisches vorschaltgeraet fuer gasentladungslampen
WO1992017993A1 (fr) * 1991-03-28 1992-10-15 Thien Siung Yang Ameliorations apportees aux ballasts de lampes
AU6908894A (en) * 1993-05-13 1994-12-12 Etta Industries, Inc. System and method for distributing power to gas discharge lamps
DE19502772C2 (de) * 1995-01-30 2002-02-28 Walter Holzer Elektronisches Vorschaltgerät für Leuchtstofflampen
EP0903966B1 (fr) * 1997-09-18 2003-04-16 CEAG Sicherheitstechnik GmbH Système d'éclairage
US6480043B2 (en) * 1999-05-24 2002-11-12 Semiconductor Components Industries Llc Circuit and method for protecting a switching power supply from a fault condition
ATE349881T1 (de) * 2000-09-15 2007-01-15 Tridonicatco Gmbh & Co Kg Elektronisches vorschaltgerät mit digitaler steuereinheit
IT1316561B1 (it) * 2000-12-28 2003-04-22 Setech S R L Dispositivo di alimentazione di lampade a sarica a catodo freddo.
DE10106438A1 (de) * 2001-02-09 2002-08-14 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Vorschaltgerät zum Betrieb von elektrischen Lampen
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
US6534933B2 (en) * 2001-05-15 2003-03-18 Koninklijke Philips Electronics N.V. High power factor electronic ballast with load dependent bus voltage regulation
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Title
None

Also Published As

Publication number Publication date
EP1555858A2 (fr) 2005-07-20
EP2365737A3 (fr) 2013-12-11
DE102004002027B4 (de) 2020-03-26
PL1555858T3 (pl) 2012-01-31
EP1555858A3 (fr) 2005-08-31
DE102004002027A1 (de) 2005-08-04
ATE521214T1 (de) 2011-09-15
EP1555858B1 (fr) 2011-08-17
EP2365737B1 (fr) 2019-01-30

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