EP2434207B1 - Installation d'éclairage dotée d'un dispositif d'alimentation en énergie, dispositif de commande pour une installation d'éclairage et procédé de commande d'une installation d'éclairage - Google Patents

Installation d'éclairage dotée d'un dispositif d'alimentation en énergie, dispositif de commande pour une installation d'éclairage et procédé de commande d'une installation d'éclairage Download PDF

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Publication number
EP2434207B1
EP2434207B1 EP11181662.5A EP11181662A EP2434207B1 EP 2434207 B1 EP2434207 B1 EP 2434207B1 EP 11181662 A EP11181662 A EP 11181662A EP 2434207 B1 EP2434207 B1 EP 2434207B1
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EP
European Patent Office
Prior art keywords
unit
lighting
lighting means
energy
direct current
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.)
Active
Application number
EP11181662.5A
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German (de)
English (en)
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EP2434207A1 (fr
EP2434207B8 (fr
Inventor
Dirk Beiner
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.)
Osram GmbH
Original Assignee
Traxon Technologies Europe 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.)
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Publication of EP2434207A1 publication Critical patent/EP2434207A1/fr
Publication of EP2434207B1 publication Critical patent/EP2434207B1/fr
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Publication of EP2434207B8 publication Critical patent/EP2434207B8/fr
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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
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/10—Controlling the intensity of the light
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
    • F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
    • F21S9/03—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2113/00—Combination of light sources
    • F21Y2113/10—Combination of light sources of different colours
    • F21Y2113/13—Combination of light sources of different colours comprising an assembly of point-like light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the invention relates to a lighting system with a power supply device, a control device for a lighting system and a method for controlling a lighting system.
  • Renewable energies such as in particular solar energy are increasingly being used to supply energy.
  • photovoltaic systems which are used in particular in private households, a direct current is generated in solar cells, which is fed into an energy storage such as an accumulator.
  • the stored energy in the accumulator is usually converted by means of an inverter in a standard for domestic power AC voltage, such as a 230 volts AC voltage to connect to it commercially available bulbs and other electrical consumers can.
  • the control of the photovoltaic system and the lighting system takes place independently of each other.
  • the publication WO 2010/057138 A2 describes a solar powered LED outdoor light, in which no Conversion of the generated direct current into alternating current takes place.
  • the described outdoor LED light is a luminaire with a flexible solar panel.
  • the invention relates to a method for operating a lighting installation, in which a control device is suitable for receiving data from the Internet, for example weather data.
  • the invention has for its object to provide a lighting system with a power supply device, which is characterized by improved efficiency, a resulting lower energy consumption and predictive energy management. Furthermore, a suitable control of the lighting system control device and an advantageous method for controlling the lighting system should be specified.
  • the lighting system does not include any device for converting an alternating current into a direct current, which would be required, for example, if you wanted to operate with a direct current operable light source with the usual AC voltage of a domestic power supply.
  • the lighting system does not use any devices to convert a direct current into an alternating current or an alternating current into a direct current avoids the losses otherwise occurring during the transformations. In this way, the efficiency of the lighting system is increased and the energy consumption is reduced.
  • the lighting means of the lighting unit may in particular comprise one or more LED light sources.
  • the LED light sources may be individual LEDs or LED arrays such as LED arrays.
  • the LED light sources may also contain flat LED bulbs, which are in particular organic LEDs (OLEDs).
  • the power generation unit of the power supply device may in particular be a photovoltaic system.
  • the photovoltaic system may include a plurality of solar cells that generate a direct current that is fed into an energy storage unit.
  • the energy storage unit of the energy supply device may in particular be an accumulator.
  • the accumulator serves as a buffer for the energy preferably generated by means of a photovoltaic system.
  • the power supply device and the lighting unit have a common control device.
  • the control of the power supply device, in particular a photovoltaic system, and the control of the lighting unit are thus advantageously integrated into a single device and / or done correlated with each other.
  • the control device is preferably connected to the energy supply device by means of a data line suitable for bidirectional data transmission.
  • the controller may receive data from the power supply device about the incoming and / or stored energy.
  • the control device is particularly suitable for controlling the lighting means in dependence on the data of the incoming and / or stored energy. For example, the control device can reduce the intensity and / or the number of operated bulbs at low values of the stored energy and / or the incoming energy in order to maintain a predetermined minimum illuminance for a planned lighting purpose in as long a period as possible.
  • the energy generated in the energy generating unit depends on the intensity of the incident sunlight
  • the data of the incoming energy determined by the control unit can be used for the incoming energy Control of the lighting unit depending on the daylight brightness can be used.
  • the power generation unit advantageously simultaneously functions as a brightness sensor for controlling the lighting unit.
  • the control device can take into account a prognosis for the energy arriving in a foreseeable period of time.
  • the forecast can be based in particular on a weather forecast.
  • the control device is connected to a weather station and / or set up to receive weather data via the Internet.
  • the control device is further preferably configured to control the power generation unit, in particular a photovoltaic system.
  • the control device can be set up to align a photovoltaic system in accordance with the position of the sun in order to use the incident sunlight particularly efficiently for energy generation.
  • the control device is advantageously connected to a further data line suitable for data transmission with the lighting unit.
  • the data line is suitable for bidirectional data transmission.
  • the signals transmitted by the control device to the lighting unit comprise, in particular, the information which is to be operated with which intensity of the lighting means.
  • the control device may preferably receive data on the operating state of the lighting means from the lighting unit, for example the operating temperature and / or the instantaneous energy consumption of the lighting means.
  • the lighting unit may further comprise one or more sensors to measure, for example, the intensity of incident in a room to be illuminated daylight.
  • the control device can advantageously control the lighting means as a function of this data such that a desired illumination intensity is achieved in the room to be illuminated.
  • the control device can change the color temperature in the white light emitting lamp unit, in which the generation of white light based on additive color mixing of colored LEDs, to achieve a predetermined luminosity with less energy consumption.
  • the control device can preferably realize as much as possible a lighting situation predefined by the user by utilizing the available energy stores.
  • the control device for a lighting system described herein is configured to control a lighting unit that includes a plurality of lamps that can be operated with direct current, and to control a power supply device that is set up to supply the lighting unit with a direct current.
  • control device preferably has at least one interface for transmitting data to the illuminant unit and advantageously also for receiving data from the illuminant unit. Furthermore, the control device has a further interface for sending data to the power supply device and advantageously also for receiving data from the power supply device on.
  • the control device is advantageously set up to receive weather data from a weather station and / or the Internet.
  • the control device is further adapted to change the color temperature of the white light emitting lamp unit by additive color mixing of individual light sources.
  • the power supply device and the lighting unit of the lighting system are controlled by a common control device.
  • the energy generating unit of the energy supply device may in particular be a photovoltaic system, the photovoltaic system being aligned by means of the control device as a function of the position of the sun.
  • the photovoltaic system has, for example, a motor system for aligning the solar cells according to the angle of incidence of the sunlight. Data on the angle of incidence of the sunlight as a function of date and time are advantageously stored in the control device.
  • an energy stored in the energy storage unit of the energy supply device is furthermore advantageously determined by the control device and the lighting unit controlled in dependence on the stored energy.
  • the control device can switch off individual lighting means of the lighting unit and / or reduce their intensity if the energy stored in the energy storage unit falls below a setpoint value.
  • the lighting unit is controlled by the control device in response to weather data received from the Internet and / or from a weather station.
  • the bulbs can be operated in a power-saving mode, if it is foreseeable on the basis of the weather forecast that the incoming energy in a foreseeable period of time is low.
  • the control device can not only use the current status of the energy store, but also a forecast for the future expected energy input in the power generation unit for controlling the lighting unit.
  • the lighting system is characterized by a forward-looking energy management.
  • the color temperature of the white-light emitting lamp unit in which the generation of white light is based on additive color mixing of colored LEDs, is changed by the control device so that a predetermined luminous intensity is achieved with lower energy consumption.
  • the control device can preferably realize as much as possible a lighting situation predefined by the user by utilizing the available energy stores.
  • FIG. 1 shows a lighting system with a power supply device according to an embodiment of the invention.
  • the lighting unit 3 includes a plurality of lighting means 31 which are operable with a direct current.
  • the lighting means 31 are LED light sources, each having one or more LEDs 32.
  • the lighting means 31 may comprise, for example, white light emitting LEDs 32.
  • the lighting means 31 may have colored or differently colored LEDs 32 which, for example, enable a multiplicity of illumination colors by means of additive color mixing.
  • the lighting means 31 may also be organic LEDs, which may be configured in particular as a flat light source.
  • the lighting unit 3 may in particular also contain different types of lamps 31 which can be operated with a direct current.
  • the lighting unit 3 is connected to a power supply device 2 for power supply.
  • the power supply device 2 includes a power generation unit 21 and an energy storage unit 22.
  • the power generation unit 21 is suitable for generating a direct current, wherein the power generation is advantageously based on the use of a regenerative energy.
  • the power generation unit 21 may be a photovoltaic system.
  • the energy supply device 2 further comprises an energy storage unit 22, which may in particular be an accumulator.
  • the direct current generated by means of the energy generating unit 21 is fed into the energy storage unit 22 and stored there temporarily.
  • the energy storage unit 22 acts as a DC power source for the illuminant unit 3.
  • the illuminant unit 3 is preferably connected directly to the energy storage unit 22 of the energy supply device 2 by means of at least one power line 23 through which a direct current flows.
  • This means that the energy stored in the energy storage unit 22 is not converted into a mains AC voltage of, for example, 230 volts as conventionally, but the lighting unit 3 is connected directly to the energy storage unit 22 functioning as a direct current source. In this way, losses that occur when converting a direct current into an alternating current are avoided.
  • the lighting unit 3 is not necessary to equip the lighting unit 3 with a power supply unit for converting an alternating current into a direct current, as is required in the operation of LED light sources 31 with a mains voltage in the rule. Since in the lighting system 1 conversions of a direct current into an alternating current and vice versa are avoided, the lighting system 1 is characterized by improved efficiency and thus low energy consumption.
  • the lighting system 1 furthermore has a control device 4, which controls both the power supply device 2 and the lighting unit 3.
  • the control of the power supply device 2 and the lighting unit 3 is not independent of each other, but is advantageously coordinated by the common control device 4 by utilizing data which the control device 4 receives from the power supply device 2 and the lighting unit 3.
  • the control device 3 is advantageously connected to the energy supply device 2 by means of a bidirectional data line 42.
  • the control device 4 can by In particular, the power supply device 2 receives data about the energy stored in the energy storage unit 22 and the energy currently generated by means of the energy generation unit 21.
  • the control device 4 is furthermore connected to the illuminating unit 3 with a preferably bidirectional data line 43.
  • the control device 4 can in particular send control signals to the illuminant unit 3 via the data line 43 in order to generate a desired lighting situation by means of the luminous means 31.
  • the control device 4 can take into account the state of charge of the energy storage unit 22 when controlling the lighting unit 3. For example, at a low charge state in the energy storage unit 22, the lighting unit 3 can be automatically operated in a power-saving mode. For example, it is possible for individual LEDs 32 of the lighting means 31 to be switched off to save energy, and / or for the lighting means 31 to be operated at a lower power.
  • the control device 4 not only takes into account the current state of charge of the energy storage unit 22, but also a prognosis for the energy which can be generated in the energy generation unit 21 in a foreseeable period of time.
  • the control device 4 is advantageous by means of a data line 45 connected to a weather station 5.
  • the control device 4 may be connected to the Internet 6 by means of a data line 46 in order in particular to receive data on the position of the sun or prognoses for the weather development.
  • the control device 4 can use the data received from the weather station 5 and / or from the Internet 6, for example, to reduce the power consumption of the lighting means 31, if due to an expected low solar radiation with a low power generation in the power generation unit 21 is to be expected.
  • the control device 4 is preferably configured to align the photovoltaic system as a function of the position of the sun.
  • the control device 4 can utilize stored data and / or the data received from the weather station 5 and / or from the Internet 6.
  • the solar cells contained in the photovoltaic system 21 can be aligned, for example, by means of a suitable motor technology such that they absorb the incident sunlight as best as possible. Since photovoltaic systems have an optimum operating point at a certain temperature, it is also conceivable to use the waste heat of the lighting unit 3 on cold days for heating and thus an increase in the efficiency of the photovoltaic system.
  • the control device 4 receives operating data from the light-emitting means 31 via the bidirectional data connection 43 and utilizes it for its control.
  • the control device 4 the data on the energy consumption of the individual lamps 31 received.
  • the illuminant unit 3 it is possible for the illuminant unit 3 to comprise one or more sensors which measure, for example, the operating temperature of the LEDs 32 and / or the ambient brightness. If the illuminant unit 3 contains, for example, an ambient light sensor, the control device 4 can adapt the power of the luminous means 31 to the ambient brightness, in particular to a varying incidence of daylight. In particular, the control device 4 can be set up to realize as much as possible a lighting situation predefined by a user by utilizing the available energy stores. In the case of a white-light emitting luminous unit 3 in which the generation of white light is based on additive color mixing of colored LEDs, it is optionally possible to change the color temperature in order to achieve a given luminous intensity with lower energy consumption.

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

Claims (10)

  1. Installation d'éclairage optique (1), comprenant .
    - un dispositif d'alimentation en énergie (2) qui comporte une unité génératrice d'énergie (21) apte à générer un courant continu et une unité de stockage d'énergie (22) destinée à stocker l'énergie provenant de l'unité génératrice d'énergie (21), et
    - une unité à moyens lumineux (3) qui émet de la lumière blanche et comprend une pluralité de moyens lumineux (31) pouvant être mis en fonctionnement par un courant continu et est raccordée à l'unité de stockage d'énergie (22) pour être alimentée en courant continu,
    dans lequel aucun dispositif de conversion de courant continu en courant alternatif ou de courant alternatif en courant continu n'est présent entre l'unité d'alimentation en énergie (21) et les moyens lumineux (31), dans lequel le dispositif d'alimentation en énergie (2) et l'unité à moyen lumineux (3) comportent un dispositif de commande commun (4) qui est raccordé à une station météorologique (5) et/ou est conçu pour recevoir des données météorologiques par l'intermédiaire de l'internet (6), et le dispositif de commande (4) est conçu pour commander l'unité à moyens lumineux (3) en fonction d'une prévision de l'apport d'énergie à attendre dans le futur dans l'unité génératrice d'énergie (21),
    caractérisée en ce que
    - les moyens lumineux (31) sont des LED colorées,
    - la génération de lumière blanche est réalisée par mélange additif des couleurs des LED colorées,
    - le dispositif de commande (4) est conçu pour modifier une température de couleur de l'unité à moyens lumineux (3) émettant de la lumière blanche de manière à ce qu'une intensité lumineuse prédéterminée soit atteinte lors d'une faible consommation d'énergie.
  2. Installation d'éclairage selon la revendication 1, dans laquelle les moyens lumineux (31) comprennent une ou plusieurs sources lumineuses à LED.
  3. Installation d'éclairage selon l'une quelconque des revendications précédentes, dans laquelle l'unité génératrice d'énergie (21) est une installation photovoltaïque.
  4. Installation d'éclairage selon l'une quelconque des revendications précédentes, dans laquelle l'unité de stockage d'énergie (22) est un accumulateur.
  5. Installation d'éclairage selon l'une quelconque des revendications précédentes, dans laquelle le dispositif de commande (4) est connecté par l'intermédiaire d'une ligne de données (42) appropriée pour la transmission bidirectionnelle de données au dispositif d'alimentation en énergie (2).
  6. Installation d'éclairage selon l'une quelconque des revendications précédentes, dans laquelle le dispositif de commande (4) est connecté par l'intermédiaire d'une autre ligne de données (43) appropriée pour la transmission bidirectionnelle de données à l'unité à moyens lumineux (3).
  7. Dispositif de commande (4) destiné à une installation d'éclairage, qui est conçu pour
    - commander une unité à moyens lumineux (3) émettant de la lumière blanche et comprenant une pluralité de moyens lumineux (31) pouvant être mis en fonctionnement par un courant continu, et
    - commander un dispositif d'alimentation en énergie (2) conçu pour alimenter l'unité à moyens lumineux (3) en courant continu, et
    - commander l'unité à moyens lumineux (3) en fonction d'une prévision d'un apport d'énergie à attendre dans le futur dans l'unité d'alimentation en énergie (21), dans lequel le dispositif de commande (4) est raccordé à une station météorologique (5) et/ou est conçu pour recevoir des données météorologiques par l'intermédiaire de l'internet (6), caractérisé en ce que
    - les moyens lumineux (31) sont des LED colorées,
    - la génération de lumière blanche est réalisée par mélange additif des couleurs des LED colorées,
    - le dispositif de commande (4) est conçu pour modifier une température de couleur de l'unité à moyens lumineux (3) émettant de la lumière blanche de manière à ce qu'une intensité lumineuse prédéterminée soit atteinte lors d'une faible consommation d'énergie.
  8. Procédé pour commander une installation d'éclairage selon l'une quelconque des revendications 1 à 6, dans lequel l'unité à moyens lumineux (3) est commandée au moyen du dispositif de commande en fonction d'une prévision d'un apport d'énergie à attendre dans le futur dans l'unité d'alimentation en énergie (21), et la commande s'effectue en fonction de données météorologiques reçues de l'internet (6) et/ou d'une station météorologique (5), dans lequel la température de couleur de l'unité à moyens lumineux (3) émettant de la lumière blanche est modifiée de manière à atteindre une intensité lumineuse prédéterminée lors d'une faible consommation d'énergie.
  9. Procédé selon la revendication 8, dans lequel l'unité d'alimentation en énergie (21) est une installation photovoltaïque et l'installation photovoltaïque est orientée au moyen du dispositif de commande (4) en fonction de la position du soleil.
  10. Procédé selon la revendication 8 ou 9, dans lequel une énergie stockée dans l'unité de stockage d'énergie (22) est déterminée par le dispositif de commande (4) et l'unité à moyens lumineux (3) est commandée en fonction de l'énergie stockée.
EP20110181662 2010-09-22 2011-09-16 Installation d'éclairage dotée d'un dispositif d'alimentation en énergie, dispositif de commande pour une installation d'éclairage et procédé de commande d'une installation d'éclairage Active EP2434207B8 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102010046299A DE102010046299B4 (de) 2010-09-22 2010-09-22 Beleuchtungsanlage mit einer Energieversorgungsvorrichtung, Steuervorrichtung für eine Beleuchtungsanlage und Verfahren zur Steuerung einer Beleuchtungsanlage

Publications (3)

Publication Number Publication Date
EP2434207A1 EP2434207A1 (fr) 2012-03-28
EP2434207B1 true EP2434207B1 (fr) 2015-02-25
EP2434207B8 EP2434207B8 (fr) 2015-04-22

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EP20110181662 Active EP2434207B8 (fr) 2010-09-22 2011-09-16 Installation d'éclairage dotée d'un dispositif d'alimentation en énergie, dispositif de commande pour une installation d'éclairage et procédé de commande d'une installation d'éclairage

Country Status (4)

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US (1) US20120126709A1 (fr)
EP (1) EP2434207B8 (fr)
CN (1) CN102573200B (fr)
DE (1) DE102010046299B4 (fr)

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DE102012017803A1 (de) * 2012-09-10 2014-03-13 Rwe Effizienz Gmbh Notstromversorgungseinrichtung
CN103024995B (zh) * 2012-11-19 2014-12-03 宁波金源电气有限公司 一种太阳能led路灯控制系统及其控制方法
DE102017109493A1 (de) * 2017-05-03 2018-11-08 B & S Elektronische Geräte GmbH Leuchtenanordnung mit einem Vorschaltgerät und einer Leuchte
US11672068B2 (en) 2020-12-22 2023-06-06 Milwaukee Electric Tool Corporation Lighting device with state of charge based control

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US4841416A (en) * 1988-03-02 1989-06-20 Todd Doss Solar charging lamp
DE9215126U1 (de) * 1992-11-06 1992-12-24 Dinnebier-Licht GmbH, 5600 Wuppertal Solarzellen-Leuchte
ES2348841T3 (es) * 2006-11-10 2010-12-15 Philips Solid-State Lighting Solutions, Inc. Procedimientos y aparato para controlar led conectados en serie.
KR101524013B1 (ko) * 2007-01-05 2015-05-29 필립스 솔리드-스테이트 라이팅 솔루션스, 인크. 저항성 부하를 시뮬레이션하기 위한 방법 및 장치
US7731383B2 (en) * 2007-02-02 2010-06-08 Inovus Solar, Inc. Solar-powered light pole and LED light fixture
WO2010057138A2 (fr) * 2008-11-14 2010-05-20 Inovus Solar, Inc. Éclairage d'extérieur économe en énergie à alimentation solaire
TWI451577B (zh) * 2008-07-02 2014-09-01 Sunplus Mmedia Inc 太陽追跡裝置及其追跡方法
WO2010014925A2 (fr) * 2008-07-31 2010-02-04 Ming Solar, Inc. Éclairage d'extérieur autonome sans fil alimenté par l'énergie solaire et réseau de gestion d'énergie et d'informations
DE102009007501B4 (de) * 2009-02-05 2017-10-19 Osram Gmbh Verfahren zum Betreiben einer Beleuchtungsanlage

Also Published As

Publication number Publication date
CN102573200A (zh) 2012-07-11
DE102010046299A1 (de) 2012-03-22
US20120126709A1 (en) 2012-05-24
EP2434207A1 (fr) 2012-03-28
DE102010046299B4 (de) 2012-05-03
CN102573200B (zh) 2015-12-02
EP2434207B8 (fr) 2015-04-22

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