EP3163982A1 - Dispositif d'alimentation en énergie pour installations de balisage d'aéroport - Google Patents

Dispositif d'alimentation en énergie pour installations de balisage d'aéroport Download PDF

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Publication number
EP3163982A1
EP3163982A1 EP16195206.4A EP16195206A EP3163982A1 EP 3163982 A1 EP3163982 A1 EP 3163982A1 EP 16195206 A EP16195206 A EP 16195206A EP 3163982 A1 EP3163982 A1 EP 3163982A1
Authority
EP
European Patent Office
Prior art keywords
switching device
bypass switching
energy
supply device
control
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.)
Withdrawn
Application number
EP16195206.4A
Other languages
German (de)
English (en)
Inventor
Arnd Begemann
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.)
Batt GmbH
Original Assignee
Batt GmbH
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 Batt GmbH filed Critical Batt GmbH
Publication of EP3163982A1 publication Critical patent/EP3163982A1/fr
Withdrawn legal-status Critical Current

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    • 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
    • H05B47/20—Responsive to malfunctions or to light source life; for protection
    • H05B47/23—Responsive to malfunctions or to light source life; for protection of two or more light sources connected in series
    • 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
    • H05B47/20—Responsive to malfunctions or to light source life; for protection
    • H05B47/23—Responsive to malfunctions or to light source life; for protection of two or more light sources connected in series
    • H05B47/235—Responsive to malfunctions or to light source life; for protection of two or more light sources connected in series with communication between the lamps and a central unit

Definitions

  • the invention relates to a power supply device for electrical consumers of airport lighting systems, comprising a transformer connecting a primary supply circuit to a secondary supply circuit, in which the electrical load is arranged, and with an arranged in the secondary supply circuit energy converter unit for providing an electrical Consumer adapted energy form.
  • the invention relates to an airport lighting system with a plurality of power supply devices according to one of claims 1 to 14.
  • a power supply device for electrical consumers of airport lighting systems which has a transformer connected to a series circuit and a secondary side arranged on the transformer energy conversion unit to different electrical consumers, such as lights, sensors, monitoring elements with an adapted form of energy, namely to supply DC or AC of various frequencies.
  • the energy converter unit has a power controller for providing the electrical consumers with electrical energy, such as AC or DC.
  • the energy conversion unit has an operating control, by means of which, for example, the intensity of the luminaire can be set or the luminaire can be operated in a flashing light mode.
  • the energy conversion unit is relatively complex and complex.
  • Object of the present invention is therefore to develop a power supply device for electrical consumers of airport lighting systems or an airport lighting system such that electrical consumers of different types, especially different lights can be operated safely and with simple installation without individual adjustment measures.
  • the invention in connection with the preamble of claim 1, characterized in that the energy conversion unit comprises a rectifier, a bypass switching device and a regulator device, wherein the regulator means acts on the bypass switching device such that by changing a ratio between an open state and a Bypass state of the bypass switching device an operating signal of the electrical load is adjustable.
  • an energy converter unit has a rectifier, a bypass switching device and a regulator device, wherein the bypass switching device is controlled by means of the regulator device such that the electrical consumer with an operating signal adapted thereto can be operated.
  • the bypass switching device is controlled so that the electrical load is either bypassed or operated with a certain voltage and / or current as the operating signal.
  • electrical consumers in particular lights, can advantageously be operated in a large power range.
  • the device according to the invention also works when no electrical load is connected.
  • the bypass switching device is arranged parallel to the rectifier on the one hand and between the transformer and the rectifier on the other hand.
  • the bypass switching device can occupy only two switching states, wherein at connection points of the bypass switching device in a first switching state (open state) in which an electronic switch of the bypass switching device is open, a supply voltage is applied, and in a second switching state (bypass state), in closed the electrical switch of the bypass switching device and thus the connections of the bypass switching device are bridged, the supply voltage to the bypass switching device is zero.
  • a first switching state open state
  • a second switching state bypass state
  • the supply voltage dropping across the bypass switching device coincides with the secondary voltage of the transformer.
  • a current-carrying functional element is arranged between the bypass switching device and the transformer, in which a constant current flows, there is at least one fixed or constant ratio between the supply voltage and the secondary voltage, wherein the supply voltage is preferably smaller than the secondary voltage.
  • the control of the bypass switching device by means of a pulse width modulation control or by means of a phase control, which is preferably integrated in the control device.
  • this can be adjusted in a simple manner, a desired supply voltage and thus a rectified operating voltage of the electrical load.
  • the regulator device has a regulator to which the actual operating voltage of the electrical load is supplied as a controlled variable. From the desired operating voltage for the corresponding electrical load and the actual operating voltage, a control difference is formed, which is returned by appropriate control of the bypass switching device to zero.
  • the controller may have a controller, such as PI controller.
  • the invention enables a permanently constant provision of the operating voltage or the operating current.
  • the energy conversion unit has a modulator which is connected to an output of the regulator device.
  • a carrier signal for data transmission can be modulated onto the supply signal, which can be used to control and / or monitor the electrical load.
  • the desired operating signal can be specified externally.
  • the regulator device is preferably coupled via an interface with a central control unit.
  • the energy converter unit with the control device and the transformer is sealed watertight sealed or encapsulated in a common housing.
  • the transformer on the one hand and the energy converter unit containing the control device on the other hand, in a separate housing can be poured watertight sealed or overmolded.
  • this protects the current-carrying components against contact.
  • Plug and / or cable for power supply and communication are preferably arranged integrated in the molded or molded housing.
  • the invention further comprises an airport lighting system with a power supply device according to claims 1 to 14.
  • a power supply device is preferably used in airport lighting systems to electric consumers 1 with supply electrical energy in an adapted to the electrical load 1 form of energy.
  • the electrical load 1 is designed as a light or light source, preferably as an LED light source.
  • the light source may also be formed as a halogen light source, laser light source, or other semiconductor-based light source.
  • the electrical load 1 may be formed as a number of light sources, for example, a single light source or a plurality of light sources, such as four light sources.
  • the power supply device essentially a transformer 2 and an energy converter unit 3.
  • the transformer 2 connects a primary supply circuit 4 (circuit) to a secondary supply circuit 5 (circuit), wherein in the secondary supply circuit 5, the energy converter unit 3 and the light source 1 are located.
  • the transformer 2 is designed as a series-circular transformer which couples the primary supply circuit 4 designed as a series circuit with the secondary supply circuit 5.
  • Supply lines 6 of the primary supply circuit 4 are connected, for example via a constant current regulator, not shown, to a low-voltage source.
  • the supply line 6 may be connected to a central control unit, not shown, so that the supply line 6 is not only used for power supply, but also for the transmission of control signals.
  • the energy converter unit 3 essentially has a rectifier 7, a bypass switching device 8 and a regulator device 9.
  • an additional in the secondary supply circuit 5 Current sensor 10 is arranged, which measures the current, flowing in the secondary supply circuit 5 supply current I V and as a current signal 11 to the regulator means 9 supplies.
  • the current signal 11 can be used in the regulator device 9 for setting a dimming state of the light source 1.
  • the rectifier 7 is designed as a rectifier circuit, by means of which a secondary side of the transformer 2 provided AC voltage U S (secondary voltage) is converted into a DC voltage U B (operating voltage).
  • the operating voltage U B is applied directly to the light source 1 and may for example be 24 V. By the light source 1, the operating current I B flows .
  • the operating voltage U B and the operating current I B can each serve as an operating signal which is fed to the regulator device 9.
  • the bypass switching device 8 is arranged, between connection points of the transformer 2 and connection points of the rectifier 7.
  • the current sensor 10 is arranged in the secondary supply circuit 5 between the transformer 2 and the bypass switching device 8.
  • the bypass switching device 8 has an electronic switch which is open in a first switching state (opening state) of the bypass switching device 8, so that, for example, in a time interval t 1 and t 2, the current secondary voltage U S at connection points 12, 13 of the bypass switching device 8 is applied.
  • a second switching state (bypass state) of the bypass switching device 8 the electronic switch is in a closed state, so that the connection points 12, 13 of the bypass switching device 8 are bridged. In this time interval, the voltage at the input of the rectifier 7 is approximately zero volts.
  • FIG. 2 the course of the voltage applied to the input of the rectifier 7 supply voltage U V is shown, wherein the bypass switching device 8 is controlled by a provided in the control device 9 phase control.
  • the supply voltage U V or the effective value of the supply voltage U V should increase because the number of light sources 1 has decreased in comparison to the first period T.
  • the operating voltage U B is always kept at a constant value (by means of a control) or regulated, because in the secondary supply circuit 5, a power source is present as an energy supply.
  • the first switching state of the bypass switching device 8, in which the electronic switch is open, is in FIG. 2 marked with the status "H".
  • the bypass switching device 8 is controlled such that always, ie both in the time interval T and in the time interval 2T-T, Idie voltage U B at the output of the rectifier 7 is the same
  • bypass switching device 8 can also be controlled by means of a pulse width modulation control.
  • the control of the bypass switching device 8 is preferably arranged integrated in the regulator device 9.
  • the regulator device 9 also has a controller 14, which controls an actual operating voltage U B , which is applied to the output of the rectifier 7, to a desired operating voltage U Bsetpoint .
  • the actual operating voltage U Bist is tapped at the output of the rectifier 7 and passed as an input to the regulator device 9.
  • the regulator device 9 is the target operating voltage U Bsetpoint , so that the control difference is formed, which is applied to the input of the controller 14.
  • the controller 14 may be formed, for example, as a PI controller or PID controller. Downstream of the controller 14 is the control 15, by means of which the bypass switching device 8 is brought into the open state or the bypass state.
  • the driver 15 may be used as a phase angle controller, as in FIG FIG.
  • FIG. 2 represented, or be designed as a phase modulation control.
  • operating voltage U B (shown in phantom ) corresponds to the desired operating voltage U Bsetpoint , wherein the actual operating voltage U Bist is regulated by means of the controller 14 in a voltage range above and below the setpoint operating voltage U Bsetpoint .
  • the actual operating voltage U Bist (solid line) rises up to an upper limit value above the setpoint operating voltage U Bsetpoint .
  • the opening state of the bypass switching device 8 the operating voltage U Bist decreases from this limit value to a lower limit below the setpoint voltage U Bsetpoint , in order then to rise again in the direction of the upper limit value in the next bypass state cycle.
  • each operating state thus takes place a balancing of the operating voltage U Bsoll between an upper and lower limit, so that in the time average, the target voltage U Bsoll applied. If many light sources 1 are connected, a higher operating voltage U B or U Bsetpoint is set. Decreases the consumption, for example, because fewer light sources 1 are connected, is the time interval t2 in which the bypass circuit 8 is in the bypass state, greater than in the first operating state in which the time interval for the bypass state cyclically has the length of t1.
  • the operating voltage U B controlled independently of the number of light sources and / or the load power requirement by means of the controller means 9 at a constant value.
  • a control signal for dimming the light sources 1 is generated.
  • the control or dimming signal is connected to the respective light sources 1 by a separate line.
  • the regulator device 9 provides a voltage value at the control or dimming line which corresponds to the desired dimming power or brightness of the light source 1. For example, 0 volts can be applied to the control / dimming line so that 100% brightness of the light source 1 is set. If 10 V is applied to the control / dimming cable, the brightness is set to 0%. For example, if 5 volts is applied to the control / dimming line, the brightness of the light source is 50%.
  • the control signal for adjusting the brightness of the light sources 1 can also be modulated onto the operating signal U B as a data packet. It should be noted that in the secondary supply circuit 5 always a constant current I V is impressed.
  • the current sensor 10 can be used in the regulator device 9 to generate the control / dimming signal. If, for example, the current intensity I V is 6.6 A, this corresponds to 100% brightness. If the current intensity is I V 2.2 A, this corresponds to a brightness of 30%.
  • the corresponding voltage value for the control of the light sources 1 via the control / dimming line can take place in the regulator device 9.
  • the actual operating voltage U Bist forms an actual operating signal and the setpoint operating voltage U Bsetpoint is a desired operating signal of the light source 1.
  • a modulator 16 and an interface 17 are integrated in an energy converter unit 3 '.
  • the modulator 16 allows modulating the supply signal of the supply voltage U V with a carrier signal for data transmission, so that the light source 1 can be controlled and / or monitored. Thus, in addition control signals can be transmitted to the light source 1.
  • the regulator device 9 is connected via the interface 17 to a central control unit 18, which is located remote from the energy converter unit 3 '.
  • the interface 17 is used exclusively for data communication between the central control unit 18 and the regulator device 9. In this way, 18 corresponding operating signals of the electrical load 1 or setpoint operating signals can be specified by the central control unit.
  • the interface 17 can be used in particular for the coupling and decoupling of data modulated in the secondary supply circuit 5.
  • the setpoint operating voltage U Bsetpoint may be fixed or predetermined as a function of the current intensity at the input of the rectifier 7 or by the central control unit 18.
  • the transformer 2 and the energy converter unit 3, 3 ' are preferably encapsulated or encapsulated in a common housing.

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  • Circuit Arrangement For Electric Light Sources In General (AREA)
EP16195206.4A 2015-10-27 2016-10-24 Dispositif d'alimentation en énergie pour installations de balisage d'aéroport Withdrawn EP3163982A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102015118268.8A DE102015118268A1 (de) 2015-10-27 2015-10-27 Energieversorgungsvorrichtung für Flughafen-Befeuerungsanlagen

Publications (1)

Publication Number Publication Date
EP3163982A1 true EP3163982A1 (fr) 2017-05-03

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EP16195206.4A Withdrawn EP3163982A1 (fr) 2015-10-27 2016-10-24 Dispositif d'alimentation en énergie pour installations de balisage d'aéroport

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EP (1) EP3163982A1 (fr)
DE (1) DE102015118268A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994013119A1 (fr) * 1992-11-20 1994-06-09 Airport Technology In Scandinavia Ab Systemes et procedes pour transmettre des signaux pulses
WO2009047261A2 (fr) * 2007-10-09 2009-04-16 N.V. Adb S.A. Dispositif de balisage pour baliser les pistes d'un aéroport
EP2579690A2 (fr) 2011-10-07 2013-04-10 LUCEBIT GmbH Système d'éclairage pour aéroport
EP2645821A1 (fr) * 2012-03-29 2013-10-02 Toshiba Lighting & Technology Corporation Lampe de marquage et système de lampe de marquage
US20140042923A1 (en) * 2012-08-07 2014-02-13 Lsis Co., Ltd. Airfield lighting system
EP2782420A1 (fr) * 2013-03-18 2014-09-24 Toshiba Lighting & Technology Corporation Appareil de commande de charge en série et appareil d'éclairage de marqueur
US20150048754A1 (en) * 2011-12-15 2015-02-19 Jeffrey P. Davies Systems and methods for data communication with an led device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994013119A1 (fr) * 1992-11-20 1994-06-09 Airport Technology In Scandinavia Ab Systemes et procedes pour transmettre des signaux pulses
WO2009047261A2 (fr) * 2007-10-09 2009-04-16 N.V. Adb S.A. Dispositif de balisage pour baliser les pistes d'un aéroport
EP2579690A2 (fr) 2011-10-07 2013-04-10 LUCEBIT GmbH Système d'éclairage pour aéroport
US20150048754A1 (en) * 2011-12-15 2015-02-19 Jeffrey P. Davies Systems and methods for data communication with an led device
EP2645821A1 (fr) * 2012-03-29 2013-10-02 Toshiba Lighting & Technology Corporation Lampe de marquage et système de lampe de marquage
US20140042923A1 (en) * 2012-08-07 2014-02-13 Lsis Co., Ltd. Airfield lighting system
EP2782420A1 (fr) * 2013-03-18 2014-09-24 Toshiba Lighting & Technology Corporation Appareil de commande de charge en série et appareil d'éclairage de marqueur

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