EP3307023A1 - Appareil de fonctionnement pour lampe pourvu de sortie des informations d'état, en particulier d'analyse des erreurs - Google Patents

Appareil de fonctionnement pour lampe pourvu de sortie des informations d'état, en particulier d'analyse des erreurs Download PDF

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Publication number
EP3307023A1
EP3307023A1 EP17195411.8A EP17195411A EP3307023A1 EP 3307023 A1 EP3307023 A1 EP 3307023A1 EP 17195411 A EP17195411 A EP 17195411A EP 3307023 A1 EP3307023 A1 EP 3307023A1
Authority
EP
European Patent Office
Prior art keywords
signal
operating
voltage
control
output
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
EP17195411.8A
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German (de)
English (en)
Other versions
EP3307023B1 (fr
Inventor
Stefan KOHLGRÜBER
Florian Moosmann
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 of EP3307023A1 publication Critical patent/EP3307023A1/fr
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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
    • H05B47/10—Controlling the light source
    • H05B47/175—Controlling the light source by remote control
    • H05B47/185—Controlling the light source by remote control via power line carrier transmission
    • 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
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H05B45/56—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits involving measures to prevent abnormal temperature of the LEDs

Definitions

  • the present invention relates to an operating device for operating one or more light sources, which contains information about the operating state, e.g. for error analysis or monitoring.
  • For error analysis and monitoring of the function can be displayed in emergency lights, for example, from the operating device of the emergency light detected disturbances or results of a self-test by means of an optical status display to the user, the color and / or flashing pattern of attached to the light emitting diodes (LED) information about the Disturbance or the test result gives.
  • LED light emitting diodes
  • a query / evaluation of status information is often helpful even in the development and testing of a control gear.
  • information about the operating state in which the operating device is currently entering can be detected and output by the operating device or the control device of the operating device in order to test the behavior under certain conditions.
  • the status information is output at dedicated outputs of the controller, increasing the number of ports required.
  • an increase is not always possible or leads to higher costs, in particular when using microcontrollers as control devices, which have only a limited number of inputs and outputs.
  • a microcontroller would then have to be chosen with a larger number of pins. Since there are only certain numbers of Pins, this can lead to unused pins and thus unnecessary costs.
  • the invention is an object of the invention to provide a control gear that reduces the problems described.
  • the object is to provide an operating device for operating light-emitting means, which is cost-effective and permits a simple output of information about operating states.
  • an operating device for operating light-emitting means has a control device with at least one connection for outputting a control signal for controlling a component of the operating device or for outputting a voltage / current for supplying the component, this connection also being used to output the information about the operating conditions is used.
  • control device is designed to generate a status signal indicating an operating state, and to output the status signal and the control signal or the voltage / current at the same terminal, for example by an overlay of the control signal or the voltage / current with the status signal.
  • the operating device can be an LED converter and the component can be a power factor correction circuit or a DC-DC converter of the converter.
  • the control device can record and store a multiplicity of operating states, such as error messages, type of the currently executing program in the control device and / or the current or next position of the running program.
  • operating states to be output or to be recorded can be determined by the manufacturer or user.
  • the control device may be a microcontroller having a plurality of terminals (6, 10, or more pins) in which the output of the status signal according to the invention is subsequently programmed / determined.
  • the status signal may be a pulse signal indicating the detected operating state by means of one or more pulses during a certain period of time.
  • the shape and frequency of the pulses is selected such that the pulse signal can be distinguished from the control signal or the temporal voltage / current profile without technical means or with simple means.
  • the control device may be designed to detect a plurality of operating states during operation and to assign a specific number of pulses to each operating state, so that the operating state can be determined / decoded by counting the pulses contained in the status signal output by the control device.
  • the operating device may have a filter device, which is designed to be superimposed with the control signal or with the voltage / the current status signal from the Control device to receive and filter to restore the status signal and / or the control signal or the voltage / current and output.
  • the filter device may include a high-pass filter for filtering and outputting the status signal and / or a low-pass filter for filtering and outputting the control signal or the voltage / current, wherein the status signal has a higher frequency than the control signal or the voltage / the current.
  • the status signal can be generated and output by the control device as soon as the control device or the operating device is supplied with energy or only upon request.
  • the control device has a connection for receiving an operating state request signal and is designed to output the status signal when the operating state request signal has been received.
  • the operating condition request signal may indicate one or more operating conditions to be detected, and the controller may be configured to output only status signals of operating conditions indicated by the operating condition request signal.
  • FIG. 1 This in Fig. 1 shown operating device 1 is used to operate two bulbs 2 and 3 of a lamp (not shown) with a direct and indirect lighting function.
  • the light sources 2 and 3 are connected to the output terminals x1 and x2 or x3 and x4 of the operating device 1 and can in particular be inorganic or organic LEDs, which can each consist of a plurality of LEDs connected in series or in parallel.
  • the operating device 1 comprises a rectifier 4, which generates a DC voltage from the AC voltage applied to the input terminals L1, N of the operating device 1, a voltage converter 5 which drives the illuminating means 2 for indirect illumination with the DC voltage, a switching device 6 which is made of the DC voltage generates a constant current or voltage and outputs to the luminous means 3 for direct illumination and a control device 7 for controlling the rectifier 4, the voltage converter 5 and the switching device.
  • a rectifier 4 which generates a DC voltage from the AC voltage applied to the input terminals L1, N of the operating device 1
  • a voltage converter 5 which drives the illuminating means 2 for indirect illumination with the DC voltage
  • a switching device 6 which is made of the DC voltage generates a constant current or voltage and outputs to the luminous means 3 for direct illumination
  • a control device 7 for controlling the rectifier 4, the voltage converter 5 and the switching device.
  • the control device 7 can use the input terminal x5 of the operating device 1 and its terminal x7 to switch on / off a light switch (not shown) for switching on / off the direct lighting and via the input terminal x6 of the operating device 1 and its terminal x8. Signal from a brightness sensor 8 for dimming / controlling the indirect lighting according to the brightness in the vicinity of the luminaire received.
  • the controller 7 is programmed so that, upon receipt of a direct lighting on signal at the terminal x7, the indirect lighting is turned on and controlled based on the dimming signal received at the terminal x8 and receiving a direct lighting off signal at the terminal x7 is switched off, the direct lighting is dimmed to the level specified by the dimming signal not immediately but over a certain period of time.
  • the control device 7 is at its terminal x9 according to the received on / off signal, a first control signal to the switching device 6 for switching on / operating the bulb 3, at its terminal x10 according to the received dimming signal, a second control signal to the voltage converter 5 for dimming the Illuminant 2 and at its terminal x11 a third control signal to the rectifier 4 for controlling the generated DC voltage.
  • the control device 7 receives signals from the rectifier 4, the voltage converter 5 or the switching device 6 for the regulation of the DC voltage and the current delivered to the light sources 2 and 3 and for monitoring these components 4, 5 and 6.
  • the control device 7 detects at least one current operating state of the operating device 1. This can current operating temperatures of the components 4, 5 and 6, error messages of the control device 7 itself and / or error messages of the components 4, 5 and 6, such as exceeding maximum values for the input voltage applied to the input terminals L1, N or the be in the voltage converter 5 and the switching device 6 by a switch (transistor) flowing current.
  • a switch transistor
  • operating states such as the dimming level, switch-on times and / or the current or next position of the program running in the control device 7 (initialization, switch-on phase, continuous operation,%) Can be detected.
  • the control device 7 generates a status signal indicating the detected operating state and outputs it at the port x9.
  • the status signal can be tapped for an evaluation by the user at an output terminal x15 of the operating device 1, which is connected to the terminal x9.
  • the output connection x15 can be omitted if the status signal can be picked up by the user directly at the connection x9.
  • Fig. 2 shows by way of example two diagrams A and B with signal waveforms of a status signal according to an embodiment of the present invention.
  • the diagram B shows a similar course, in which, however, after the start of the high dimming at the time t3, overheating of the rectifier 4 is detected by the control device 7 during the high dimming at the time t3.
  • the control device 7 stops the high dimming and outputs the pulse train P6 with six and two successive pulses for the operating state "overheating rectifier". With the status signal output showing timing and error type in a sequence of operating conditions, a simple and accurate error analysis is possible.
  • the control device 7 outputs both the status signal (pulse signal) and the control signal for switching on the direct illumination.
  • the height of the pulses is chosen to be so low in relation to the level of the control signal that a pulse or the status signal from the switching device 6 is not interpreted as switch-on signal / control signal and yet distinguishable from the control signal for evaluation / error analysis.
  • a separation of the signals by filtering is possible because the status signal has a higher frequency than the control signal.
  • control device 7 can be designed to control the output of the signal edge of the signal Delay the control signal in time to execute it in a pulse-free period.
  • the duration of the switch-on delay is chosen so that the delay is not noticed by the user or not distracting.
  • the control device 7 can generate the status signal as soon as the operating device 1 or the control device 7 is supplied with energy or only upon receipt of an operating state request signal.
  • FIG. 3 shows operating device 1 has in addition to the in Fig. 1 Operating device 1 shown a connection x16 for receiving such an operating condition request signal and a filter device 9, which separates the control signal from the status signal and outputs the filtered control signal to the switching device 6.
  • the status signal can be filtered by an external filter or by the filter device 9.
  • Fig. 4 shows a possible construction of the filter device 9, in which the filter device 9 is connected to the terminal x9 of the control device 7, the output terminal x15 and via its terminal x17 to the switching device 6 and a high-pass filter C1, R1 for filtering and outputting the status signal and a low-pass filter C2, R2 for filtering and outputting the control signal.
  • the operation state request signal received at the terminal x18 of the control device 7 indicates one or more operation states to be detected, and the control device 7 outputs only status signals of operation states displayed by the operation condition request signal.
  • the controller 7 superimposes / modulates the status signal on a control signal.
  • the control device 7 a Voltage or a constant current for direct switching of a transistor or to operate another of the component can output and the controller 7 superimposed on this voltage or this constant current, the status signal / modulated.
  • the operating device 1 may be designed to operate and / or control one, two or more than two lighting means. It is also possible for the control device 7 to generate a plurality of different status signals and to output one each at an output through the superimposition described above.
  • the status signal (s) may be decoded and evaluated by an external device (e.g., PC). Alternatively or additionally, the status signal or the status signals can each be directly optically output by a control lamp (for example LED) located on the operating device 1.
  • the pulse pattern of a status signal is output, for example, as a flashing pattern of a control lamp / LED.

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
EP17195411.8A 2016-10-10 2017-10-09 Appareil de fonctionnement pour lampe pourvu de sortie des informations d'état, en particulier d'analyse des erreurs Active EP3307023B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE202016006286.8U DE202016006286U1 (de) 2016-10-10 2016-10-10 Betriebsgerät für Leuchtmittel mit Ausgabe von Statusinformation insbesondere zur Fehleranalyse

Publications (2)

Publication Number Publication Date
EP3307023A1 true EP3307023A1 (fr) 2018-04-11
EP3307023B1 EP3307023B1 (fr) 2023-08-16

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP17195411.8A Active EP3307023B1 (fr) 2016-10-10 2017-10-09 Appareil de fonctionnement pour lampe pourvu de sortie des informations d'état, en particulier d'analyse des erreurs

Country Status (3)

Country Link
EP (1) EP3307023B1 (fr)
AT (1) AT16737U1 (fr)
DE (1) DE202016006286U1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001036230A2 (fr) * 1999-11-17 2001-05-25 Infineon Technologies Ag Circuit pour alimenter une charge electrique en puissance electrique
EP1555859A1 (fr) * 2004-01-14 2005-07-20 TridonicAtco GmbH & Co. KG Commande des dispositifsd'éclairage par des signaux modulés sur bus à courant continu
DE102013001194A1 (de) * 2013-01-24 2014-07-24 Jakob Löschke LED-Modul. LED-Vorschaltvorrichtung und System aus einem LED-Modul und einer LED-Vorschaltvorrichtung
EP2846611A1 (fr) * 2013-09-06 2015-03-11 Tridonic GmbH & Co. KG Circuit d'excitation pour une source de lumière et procédé de transmission de données sur une ligne d'alimentation
WO2015067757A1 (fr) * 2013-11-11 2015-05-14 Tridonic Gmbh & Co Kg Module de del, convertisseur de del et procédé permettant de faire fonctionner au moins une diode electroluminescente
US20150341994A1 (en) * 2014-05-20 2015-11-26 Maintech Semiconductor Inc. Led circuit and driving method thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007004397B4 (de) 2007-01-29 2019-06-13 Tridonic Gmbh & Co Kg Verfahren und System zur Datenübertragung
US8427300B2 (en) 2009-02-20 2013-04-23 Redwood Systems, Inc. Transmission of power and data with frequency modulation
WO2010097864A1 (fr) 2009-02-25 2010-09-02 三菱電機株式会社 Dispositif d'éclairage-source de lumière de phare, dispositif d'alarme et dispositif de communication
DE102010030520A1 (de) * 2010-06-25 2011-12-29 Jungheinrich Aktiengesellschaft Arbeitsleuchte für ein Nutzfahrzeug, insbesondere Flurförderzeug
DE102011050354B3 (de) * 2011-05-13 2012-10-04 Chicony Power Technology Co., Ltd. Helligkeitssteuervorrichtung, die Steuersignale über eine Wechselspannungsleitung übermittelt

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001036230A2 (fr) * 1999-11-17 2001-05-25 Infineon Technologies Ag Circuit pour alimenter une charge electrique en puissance electrique
EP1555859A1 (fr) * 2004-01-14 2005-07-20 TridonicAtco GmbH & Co. KG Commande des dispositifsd'éclairage par des signaux modulés sur bus à courant continu
DE102013001194A1 (de) * 2013-01-24 2014-07-24 Jakob Löschke LED-Modul. LED-Vorschaltvorrichtung und System aus einem LED-Modul und einer LED-Vorschaltvorrichtung
EP2846611A1 (fr) * 2013-09-06 2015-03-11 Tridonic GmbH & Co. KG Circuit d'excitation pour une source de lumière et procédé de transmission de données sur une ligne d'alimentation
WO2015067757A1 (fr) * 2013-11-11 2015-05-14 Tridonic Gmbh & Co Kg Module de del, convertisseur de del et procédé permettant de faire fonctionner au moins une diode electroluminescente
US20150341994A1 (en) * 2014-05-20 2015-11-26 Maintech Semiconductor Inc. Led circuit and driving method thereof

Also Published As

Publication number Publication date
DE202016006286U1 (de) 2018-01-12
EP3307023B1 (fr) 2023-08-16
AT16737U1 (de) 2020-07-15

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