EP3307023B1 - 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
EP3307023B1
EP3307023B1 EP17195411.8A EP17195411A EP3307023B1 EP 3307023 B1 EP3307023 B1 EP 3307023B1 EP 17195411 A EP17195411 A EP 17195411A EP 3307023 B1 EP3307023 B1 EP 3307023B1
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EP
European Patent Office
Prior art keywords
signal
operating
output
operating state
designed
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Application number
EP17195411.8A
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German (de)
English (en)
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EP3307023A1 (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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    • 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 can output information about the operating status, e.g. for error analysis or monitoring.
  • faults detected by the operating device of the emergency light or the results of a self-test can be displayed to the user by means of an optical status display, with the color and/or the flashing pattern of light-emitting diodes (LEDs) attached to the light providing information about the There is a fault or the test result.
  • LEDs light-emitting diodes
  • the operating device or the control device of the operating device can record and output information, for example about the operating state that the operating device is currently entering, in order to test the behavior under certain conditions.
  • the status information is output at specially provided outputs of the control device, which increases the number of connections required.
  • an increase is not always possible or leads to higher costs, particularly when using microcontrollers as control devices, which only have a limited number of inputs and outputs.
  • a microcontroller with a larger number of pins would have to be selected. Since there are only certain numbers of pins, this can lead to unused pins and thus to unnecessary costs.
  • the invention is now based on the object of creating an operating device which reduces the problems described.
  • the object is to provide an operating device for operating light sources that is inexpensive and allows information about operating states to be output in a simple manner.
  • an operating device for operating lighting means has a switching device and a microcontroller as the control device.
  • the switching device is designed to generate a constant current or a constant voltage for a light source from a DC voltage.
  • the control device or the microcontroller has a plurality of connections, the switching device being connected to one connection of the plurality of connections.
  • the microcontroller is designed to detect an operating state and to generate a status signal indicating the operating state of the operating device, and to output the status signal and a control signal for controlling the switching device at the same connection of the plurality of connections.
  • the status signal is a pulse signal which, during a specific period of time after the detection, indicates the detected operating state by means of one or more pulses, with the microcontroller being designed to delay the output of a signal edge of the control signal in order to output the signal edge in one perform a pulse-free period.
  • the operating device has an output connection, an electroacoustic converter or a control lamp for outputting the status signal.
  • the operating device can be an LED converter and the switching device can be a power factor correction circuit or a DC/DC converter of the converter.
  • a large number of operating states such as error messages, the type of program currently running in the control device and/or the current or next position of the program running, can be recorded and stored by the control device.
  • the operating states to be output or also to be recorded can be determined by the manufacturer or user.
  • the control device can be a microcontroller with a plurality of connections (6, 10 or more pins), in which the output of the status signal according to the invention is subsequently programmed/determined.
  • the shape and frequency of the pulses can be selected in such a way that the pulse signal can be distinguished from the control signal without technical means or with simple means.
  • the control device can be designed to assign a specific number of pulses to each detected 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 can additionally have a filter device, which is designed to receive the status signal superimposed with the control signal from the control device or the microcontroller and to subject it to filtering in order to restore and output the status signal and/or the control signal.
  • a filter device which is designed to receive the status signal superimposed with the control signal from the control device or the microcontroller and to subject it to filtering in order to restore and output the status signal and/or the control signal.
  • the filter device can contain 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, the status signal having a higher frequency than the control signal or the voltage/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 in response to a request.
  • the control device has a connection for receiving a Operating condition request signal and is designed to output the status signal when the operating condition request signal has been received.
  • the operating state request signal can indicate one or more operating states to be detected and the control device can be designed to only output status signals from operating states indicated by the operating state request signal.
  • This in 1 Operating device 1 shown is used to operate two lamps 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 connections 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 large number of LEDs connected in series or in parallel.
  • the operating device 1 includes a rectifier 4, which generates a DC voltage from the AC voltage present at the input terminals L1, N of the operating device 1 Voltage converter 5, which uses the DC voltage to drive the lamp 2 for indirect lighting, a switching device 6, which generates a constant current or voltage from the DC voltage and outputs it to the lamp 3 for direct lighting, and a control device 7 for controlling the rectifier 4, the voltage converter 5 and the switching device 6.
  • the control device 7 can receive an on/off signal from a light switch (not shown) for switching the direct lighting on/off via the input terminal x5 of the operating device 1 and its terminal x7, and a dimming signal via the input terminal x6 of the operating device 1 and its terminal x8. signal from receive a brightness sensor 8 for dimming/regulating the indirect lighting according to the brightness in the vicinity of the lamp.
  • a light switch not shown
  • a dimming signal via the input terminal x6 of the operating device 1 and its terminal x8.
  • the control device 7 is programmed to switch on and control the indirect lighting based on the dimming signal received at the terminal x8 upon receiving an on-signal for the direct lighting at the terminal x7 and upon receiving a switching-off signal for the direct lighting at the terminal x7 the indirect lighting is switched off, with the direct lighting being dimmed up to the level specified by the dimming signal not immediately but over a certain period of time.
  • the control device 7 sends a first control signal to the switching device 6 for switching on/operating the light source 3 according to the on/off signal received, at its connection x10 according to the dimming signal received a second control signal to the voltage converter 5 for dimming the Lamp 2 and at its connection x11 from a third control signal to the rectifier 4 to regulate the DC voltage generated.
  • the control device 7 receives signals from the rectifier 4, the voltage converter 5 and the switching device 6 for regulating the DC voltage and the current delivered to the lamps 2 and 3 and for monitoring these components 4, 5 and 6.
  • the control device 7 records at least one current operating state of the operating device 1. This can be current operating temperatures of the components 4, 5 and 6, error messages from the control device 7 itself and/or error messages from the components 4, 5 and 6, such as exceeding maximum values for the at the input terminals L1, N applied input voltage or the be in the voltage converter 5 or the switching device 6 through a switch (transistor) flowing current.
  • This can be current operating temperatures of the components 4, 5 and 6, error messages from the control device 7 itself and/or error messages from the components 4, 5 and 6, such as exceeding maximum values for the at the input terminals L1, N applied input voltage or the be in the voltage converter 5 or the switching device 6 through a switch (transistor) flowing current.
  • 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 recorded.
  • the control device 7 generates a status signal indicating the detected operating state and outputs this at the connection x9.
  • the status signal can be tapped off at an output connection x15 of the operating device 1, which is connected to the connection x9.
  • FIG. 2 shows, by way of example, two diagrams A and B with signal curves of a status signal in accordance with an embodiment of the present invention.
  • the operating states “startup”, “delay”, “dimming up”, “dimming down” and “constant dimming level” are controlled by the control device 7 with a pulse sequence of one pulse P1, two pulses P2, three pulses P3 or five pulses P 4 encoded. Errors or faults are indicated by a pulse sequence of six pulses, with the number of pulses immediately following the six pulses indicating the type of error or fault.
  • Diagram B shows a similar profile, in which, however, after dimming up has started at time t3, overheating of rectifier 4 is detected by control device 7 during dimming up at time t3.
  • the control device 7 stops the dimming up and outputs the pulse train P6 with six and two consecutive pulses for the "Rectifier overheating" operating state.
  • a simple and precise error analysis is possible with the output status signal, which shows the time and type of error in a sequence of operating states.
  • Both the status signal (pulse signal) and the control signal for switching on the direct lighting are output by the control device 7 at the connection x9.
  • the height of the pulses is selected so low in relation to the level of the control signal that a pulse or the status signal is not interpreted by the switching device 6 as a switch-on signal/control signal and can still be distinguished from the control signal for evaluation/fault analysis.
  • the signals can be separated by filtering, since the status signal has a higher frequency than the control signal.
  • control device 7 In order to avoid an accidental temporal overlapping/masking of the signal edge of the switch-on signal/control signal and a pulse of the status signal, the control device 7 is designed to output the signal edge of the To delay the control signal in order to execute it in a pulse-free period.
  • the duration of the switch-on delay is selected in such a way that the delay is not noticed by the user or is not perceived as disturbing.
  • 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 when an operating state request signal is received.
  • Operating device 1 shown has, in addition to that in 1
  • the operating device 1 shown has a connection x16 for receiving such an operating state 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 .
  • the filter device 9 shows a possible structure of the filter device 9, in which the filter device 9 is connected to the connection x9 of the control device 7, the output connection x15 and via its connection 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 operating state request signal received at the connection x18 of the control device 7 indicates one or more operating states to be detected and the control device 7 only outputs status signals of operating states indicated by the operating state request signal.
  • control device 7 superimposes/modulates the status signal onto a control signal.
  • control device 7 a Can output voltage or a constant current for direct switching of a transistor or for operating another of the components and the control device 7 superimposes the status signal on this voltage or this constant current / modulates.
  • the operating device 1 can be designed to operate and/or control one, two or more than two light sources. It is also possible for the control device 7 to generate a number of different status signals and to output one in each case at an output by means of the superimposition described above.
  • the status signal(s) can be decoded and evaluated by an external device (e.g. PC).
  • the status signal or the status signals can each be optically output directly by a control lamp (e.g. 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.
  • an acoustic output by the operating device 1 with an electro-acoustic converter, which converts the pulse sequence into a sequence of tones, if required, is also possible.

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)

Claims (4)

  1. Appareil de fonctionnement pour un moyen d'éclairage (2, 3), présentant
    une installation de commutation (6) qui est configurée pour produire un courant constant ou une tension constante pour un moyen d'éclairage (3) à partir d'une tension continue, et
    un microcontrôleur (7) comportant une pluralité de bornes (x8..x14, x18), dans lequel
    l'installation de commutation (6) est connectée à une borne (x9) de la pluralité de bornes (x8..x14, x18) et le microcontrôleur (7) est configuré pour émettre un signal de commande pour la commande de l'installation de commutation (6) sur la borne (x9) de la pluralité de bornes (x8..x14, x18),
    caractérisé en ce que
    le microcontrôleur (7) est configuré pour détecter un état de fonctionnement de l'appareil de fonctionnement (1) et pour produire un signal d'état indiquant l'état de fonctionnement détecté de l'appareil de fonctionnement (1), et pour émettre le signal d'état et le signal de commande sur la même borne (x9) de la pluralité de bornes (x8..x14, x18),
    dans lequel le signal d'état est un signal d'impulsion qui, pendant une période de temps déterminée après la détection de l'état de fonctionnement, indique l'état de fonctionnement détecté au moyen d'une ou de plusieurs impulsions,
    le microcontrôleur (7) est configuré pour retarder temporellement l'émission d'un flanc de signal du signal de commande afin d'exécuter l'émission du flanc de signal dans une période de temps sans impulsion du signal d'état, et
    l'appareil de fonctionnement présente une borne de sortie (x15), un transducteur électroacoustique ou une lampe témoin, respectivement pour l'émission du signal d'état.
  2. Appareil de fonctionnement selon la revendication 1, dans lequel
    le dispositif de commande (7) est configuré pour détecter plusieurs états de fonctionnement différents, en particulier successifs dans le temps, pendant le fonctionnement, et pour affecter à chaque état de fonctionnement détecté un nombre d'impulsions déterminé.
  3. Appareil de fonctionnement selon la revendication 1 ou 2, dans lequel
    le dispositif de commande (7) présente une borne (x18) pour la réception d'un signal de demande d'état de fonctionnement et est configuré pour émettre le signal d'état seulement lorsque le signal de demande d'état de fonctionnement a été reçu.
  4. Appareil de fonctionnement selon la revendication 3, dans lequel
    le signal de demande d'état de fonctionnement indique un ou plusieurs états de fonctionnement à détecter et le dispositif de commande (7) est configuré pour émettre uniquement des signaux d'état d'états de fonctionnement indiqués par le signal de demande d'état de fonctionnement.
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 EP3307023A1 (fr) 2018-04-11
EP3307023B1 true EP3307023B1 (fr) 2023-08-16

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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

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

Citations (7)

* 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
EP1954105A1 (fr) * 2007-01-29 2008-08-06 TridonicAtco GmbH & Co. KG Procédé et système de transmission de données dans des appareils de fonctionnement pour moyens d'éclairage
US20100214082A1 (en) * 2009-02-20 2010-08-26 Redwood Systems, Inc. Transmission of power and data with frequency modulation
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
US20150341994A1 (en) * 2014-05-20 2015-11-26 Maintech Semiconductor Inc. Led circuit and driving method thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110273282A1 (en) 2009-02-25 2011-11-10 Takashi Ohsawa Headlamp light source lighting apparatus and communication apparatus
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
DE102013222889A1 (de) * 2013-11-11 2015-05-13 Tridonic Gmbh & Co Kg LED-Modul, LED-Konverter und Verfahren zum Betreiben wenigstens einer Leuchtdiode

Patent Citations (7)

* 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
EP1954105A1 (fr) * 2007-01-29 2008-08-06 TridonicAtco GmbH & Co. KG Procédé et système de transmission de données dans des appareils de fonctionnement pour moyens d'éclairage
US20100214082A1 (en) * 2009-02-20 2010-08-26 Redwood Systems, Inc. Transmission of power and data with frequency modulation
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
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
EP3307023A1 (fr) 2018-04-11
AT16737U1 (de) 2020-07-15

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