WO2011066596A2 - Circuit de commande pour un appareil destiné à faire fonctionner un élément d'éclairage - Google Patents

Circuit de commande pour un appareil destiné à faire fonctionner un élément d'éclairage Download PDF

Info

Publication number
WO2011066596A2
WO2011066596A2 PCT/AT2010/000467 AT2010000467W WO2011066596A2 WO 2011066596 A2 WO2011066596 A2 WO 2011066596A2 AT 2010000467 W AT2010000467 W AT 2010000467W WO 2011066596 A2 WO2011066596 A2 WO 2011066596A2
Authority
WO
WIPO (PCT)
Prior art keywords
control circuit
operating device
lamp
inverter
measurement signal
Prior art date
Application number
PCT/AT2010/000467
Other languages
German (de)
English (en)
Other versions
WO2011066596A3 (fr
Inventor
Günter MARENT
Jamie Kelly
Wayne Bell
Paul Dalby
Original Assignee
Tridonic Gmbh & Co. Kg
Tridonic Uk Ltd.
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 & Co. Kg, Tridonic Uk Ltd. filed Critical Tridonic Gmbh & Co. Kg
Priority to CN201080055139.6A priority Critical patent/CN102714910B/zh
Priority to DE112010004639T priority patent/DE112010004639A5/de
Publication of WO2011066596A2 publication Critical patent/WO2011066596A2/fr
Publication of WO2011066596A3 publication Critical patent/WO2011066596A3/fr

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
    • H02M7/5387—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
    • H02M7/53871—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration with automatic control of output voltage or current
    • 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
    • H05B41/2825—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 by means of a bridge converter in the final stage
    • 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
    • H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
    • H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
    • H05B41/3925—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by frequency variation
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes

Definitions

  • the invention relates to an operating device for operating lamps, with a circuit according to the preamble of patent claim 1 and a method for operating
  • Preheating for the gas discharge lamps are often used special heating circuits.
  • DE3835533A1 shows such a heating circuit, but here is a thermistor for setting the preheating time
  • Such a thermistor has high scattering and is also highly dependent on the ambient temperature. Presentation of the invention
  • This task is for a generic device
  • the operating device according to the invention for lighting means has at least one actively controlled with an inverter
  • Inductance for operating at least one light source is connected, wherein the actively controlled switch is driven by a coupling to the output circuit, and wherein at least the control of an actively controlled switch can be influenced by an additional control circuit, and at least one measurement signal is tapped in the inverter or output circuit and the control circuit (IC) detects this measurement signal, and the control circuit (IC) performs a temporal evaluation of the detected measurement signal.
  • a method is also made possible for operating a luminous means, having an inverter having at least one actively controlled switch (Q30, Q31), which has a resonant output circuit with at least one
  • Illuminant feeds wherein the actively controlled switch is controlled by a coupling to the output circuit, wherein at least the control of an actively controlled switch can be influenced by an additional control circuit and at least one in the inverter or output circuit
  • Measuring signal is tapped and the control circuit (IC) detects this measurement signal, and the control circuit (IC) performs a temporal evaluation of the detected measurement signal.
  • the invention also relates to a lighting system using the operating devices according to the invention.
  • the invention is based on the attached
  • Fig. 1 shows an operating device according to the invention
  • Fig. 2 shows a detail of the operating device according to the
  • the invention is based on a
  • Fig. 1 shows an overview and Fig. 2 shows a section of an operating device for lighting, in particular
  • FIG. 2 shows in particular the direct Leuchtstoffantrollsteil LD of the operating device.
  • the operating device for lamps with an inverter can have at least one actively controlled switch (Q30, Q31) which is supplied from a DC voltage to which a resonant output circuit with at least one inductor (Lr) is connected for operating at least one light source (lamp), wherein the actively controlled switch (Q30, Q31) is driven by a coupling to the output circuit.
  • At least the activation of an actively controlled switch (Q31) can be controlled by an additional control circuit (IC).
  • the coupling can be achieved by a magnetic coupling
  • CT inductance
  • the activation of the actively controlled switch (Q31) by the additional control circuit (IC) can take place in such a way that the frequency of the inverter is increased and / or the switch-on time of the switch (Q31) is shortened.
  • control circuit for example, the control of the one active clocked switch (Q31) only then
  • control circuit (IC) In the inverter or in the output circuit, at least one measurement signal can be tapped and the control circuit (IC) can detect or monitor this measurement signal.
  • Control circuit can evaluate the detected measurement signal and determine depending on which operating mode
  • Control circuit can evaluate the detected measurement signal depending on the detected operating mode (preheat, ignition, lamp error, lamp replacement, normal operation).
  • the control circuit (IC) can be a temporal evaluation of the detected measurement signal, preferably a sampling with higher (at least twice as high) sampling rate as the (
  • the control circuit (IC) can monitor a plurality of measurement signals, wherein at least two different measurement signals on a
  • control circuit IC
  • common connection of the control circuit IC
  • this monitoring takes place on the basis of the time evaluation by the control circuit (IC).
  • these measuring signals can be detected by means of a multiplexer within the
  • Control circuit are detected and processed. In this way, it is also possible to adapt the signal detection to the respective measurement signal to be detected (for example with respect to the amplitude or the accuracy).
  • the control circuit IC can, for example, based on the
  • the control circuit IC can capture the inverter.
  • Measuring point Sl For example, to avoid so-called hard switching, the reclosing of an actively-pulsed switch can be delayed to avoid critical cross currents in the inverter, which can occur when both switches of the inverter are simultaneously conducting.
  • a saturation of the inductance (Lr) in the operating state ignition or normal operation can be avoided (eg. Based on the measuring point Sl).
  • the control circuit (IC) can change the
  • Measurement signals changes (preferably to the new operating mode adapts). At least individual monitoring of a measurement signal of the achievement of a critical operating state or operating torque can take place only in certain operating states, while these monitoring in others
  • the lamp replacement state (which may involve detecting lamp replacement, i.e., replacing the lamp
  • Inverters are brought into the operating state preheat by a drive pulse to the active clocked
  • Switch (Q31) is given by the control circuit (IC). It can, for example, the change from the operating state
  • Inverter is operated at full power) in the operating state lamp error can be detected by the Monitoring a measurement signal by the control circuit (IC) a lamp defect (for example, spiral breakage or
  • the control circuit (IC) may turn off the inverter (eg, by pulling down the drive terminal of the active-clocked switch (Q31) to ground).
  • the actively timed switch Q31 can be permanently influenced in such a way that the additional control circuit IC can be influenced in such a way that the
  • Frequency of the inverter increases and / or the
  • the control circuit (IC) may change when the
  • Detecting the operating mode Lamp replacement of the inverter can be brought into the operating mode preheat, and after
  • control circuit can also, for example, based on the monitoring of a measurement signal of reaching a
  • the inverter can
  • the control circuit (IC) can, for example, the current in the base of the inverter (ie between the lower
  • the measurement of the DC supply voltage (Vdc) at the measuring point S3 can simultaneously for a supply
  • the measuring points S1 and S2 could be linked via at least one coupling element such as a resistor or a diode and monitored at a common input of the control circuit (IC).
  • measuring points or measuring signals to be detected would be, for example, the voltage at the center of the
  • rectified input voltage or a measurement signal within the power factor correction circuit (such as the current through the switch of the power factor correction circuit or the current through the
  • the control circuit (IC) can be connected via an output (PI)
  • the drive terminal of the active clocked lower switch (Q31) of the inverter preferably, the drive terminal of the active clocked lower switch (Q31) of the inverter
  • this output (PI) can also be used simultaneously as an input (monitoring input) for monitoring a measurement signal.
  • this connection can be used as input for most of the time, and only if a
  • Influencing the inverter is required or desired to be operated as an output, so as to be able to influence an active clocked switch (Q31). In this way, a direct detection of the inverter frequency via the combined terminal PI (as output / input) would be possible.
  • control circuit instead of the active clocked lower switch (Q31) of the inverter and the switch of the upstream
  • inverter is deactivated by deactivating the power factor correction circuit or
  • the actively controlled switch (Q30, Q31) can be on
  • a freewheeling diode may be arranged to
  • the predetermined time may be the duration of the preheat phase
  • the lamp may be a fluorescent lamp or a light emitting diode (organic or inorganic, optionally with upstream rectifier).
  • a capacitor (Cr) can be used in series with the coils of the
  • the heating transformer may also be a separate heating transformer or it may be the heating energy by at least one to the one inductance (Lr) coupled secondary winding
  • the magnetic coupling for driving the active clocked switches can be done via a transformer whose windings can be arranged on a toroidal core. But it can also be the magnetic coupling by a
  • the resonant output circuit can be achieved.
  • the resonant output circuit can at least one
  • Coupling capacitor (Cblkl, Cblk2) which is arranged in series with the inductance (Lr) of the resonant output circuit. It is also possible to divide the coupling capacitor (Cblkl, Cblk2) on two capacitors, which are capacitive
  • Voltage divider between the DC voltage (Vdc) and ground are arranged and at the center of the resonant
  • Output circuit is connected.
  • the DC voltage (Vdc) for example, by a connected to an AC power rectifier. (from an input voltage Vin), which may be followed by an active power factor correction circuit (PFC) such as a boost converter PFC or a valley fill circuit.
  • PFC active power factor correction circuit
  • the power factor correction circuit can supply at least one buffer capacitor C_DC.
  • the valley fill circuit can be formed by a passive valley fill circuit or an active valley fill circuit (AVF, shown symbolically in FIG. 1) or by a combination of active and passive valley fill circuits.
  • the Active Valley Fill circuit may be coupled to the output circuit or inverter.
  • the DC voltage (Vdc) can also be generated, for example, by a battery voltage.
  • a lighting system can be an inventive
  • the inverter may be, for example, a flyback (isolated flyback converter) converter, a full bridge, a half-bridge or a push-pull converter (push-pull converter).
  • the control circuit (IC) may have an integrated start-up circuit in order to be able to give a start pulse to at least one actively-pulsed switch (Q31) in order to generate the
  • the start-up circuit can generate the start pulse, if one
  • the control circuit IC can be an integrated circuit, preferably an application-specific circuit (eg.
  • a method for operating a luminous means comprising an inverter having at least one actively controlled switch (Q30, Q31), which has a
  • the actively controlled switch (Q30, Q31) is driven by a coupling to the output circuit, the drive at least one actively controlled
  • Switch (Q31) can be influenced by an additional control circuit (IC).
  • the bulbs can in series and / or

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)

Abstract

L'invention concerne un appareil destiné à faire fonctionner un élément d'éclairage comportant un onduleur qui présente au moins un commutateur commandé activement (Q30, Q31) alimenté par une tension continue, auquel est connecté un circuit de sortie résonant comportant au moins une résistance inductive (Lr) pour faire fonctionner au moins un élément d'éclairage (lampe). Le commutateur commandé activement (Q30, Q31) est commandé par couplage avec le circuit de sortie, au moins la commande d'un commutateur commandé activement (Q31) pouvant être influencée par un circuit de commande supplémentaire (IC). Par ailleurs, dans l'onduleur ou le circuit de sortie, au moins un signal de mesure est prélevé, le circuit de commande (IC) détecte ce signal de mesure, et le circuit de commande (IC) réalise une évaluation temporelle du signal de mesure détecté.
PCT/AT2010/000467 2009-12-04 2010-12-06 Circuit de commande pour un appareil destiné à faire fonctionner un élément d'éclairage WO2011066596A2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201080055139.6A CN102714910B (zh) 2009-12-04 2010-12-06 照明设备驱动器的控制电路
DE112010004639T DE112010004639A5 (de) 2009-12-04 2010-12-06 Ansteuerschaltung für ein Betriebsgerät für Leuchtmittel

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT19312009 2009-12-04
ATA1931/2009 2009-12-04

Publications (2)

Publication Number Publication Date
WO2011066596A2 true WO2011066596A2 (fr) 2011-06-09
WO2011066596A3 WO2011066596A3 (fr) 2011-08-18

Family

ID=43719474

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/AT2010/000467 WO2011066596A2 (fr) 2009-12-04 2010-12-06 Circuit de commande pour un appareil destiné à faire fonctionner un élément d'éclairage

Country Status (3)

Country Link
CN (1) CN102714910B (fr)
DE (1) DE112010004639A5 (fr)
WO (1) WO2011066596A2 (fr)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3835533A1 (de) 1988-10-19 1990-04-26 Hueco Gmbh Elektronische starteinrichtung zum zuenden von leuchtstofflampen im hochfrequenzbetrieb

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19612170A1 (de) * 1996-03-27 1997-10-02 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zum Betrieb von elektrischen Lampen und Betriebsverfahren für elektrische Lampen
ES2310898T3 (es) * 2006-01-24 2009-01-16 Patent-Treuhand-Gesellschaft Fur Elektrische Gluhlampen Mbh Dispositivo de proteccion para convertidores electronicos, convertidor relacionado y metodo.

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3835533A1 (de) 1988-10-19 1990-04-26 Hueco Gmbh Elektronische starteinrichtung zum zuenden von leuchtstofflampen im hochfrequenzbetrieb

Also Published As

Publication number Publication date
CN102714910A (zh) 2012-10-03
WO2011066596A3 (fr) 2011-08-18
CN102714910B (zh) 2014-10-29
DE112010004639A5 (de) 2012-10-11

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