CN102573234A - Design method of variable-spectrum dimmable light-emitting diode (LED) illuminating system - Google Patents

Design method of variable-spectrum dimmable light-emitting diode (LED) illuminating system Download PDF

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Publication number
CN102573234A
CN102573234A CN201210006752XA CN201210006752A CN102573234A CN 102573234 A CN102573234 A CN 102573234A CN 201210006752X A CN201210006752X A CN 201210006752XA CN 201210006752 A CN201210006752 A CN 201210006752A CN 102573234 A CN102573234 A CN 102573234A
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CN
China
Prior art keywords
led
zigbee
spectrum
illuminating
led lamp
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Pending
Application number
CN201210006752XA
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Chinese (zh)
Inventor
林方盛
沈海平
周小丽
张万路
刘木清
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Fudan University
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Fudan University
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Publication date
Application filed by Fudan University filed Critical Fudan University
Priority to CN201210006752XA priority Critical patent/CN102573234A/en
Publication of CN102573234A publication Critical patent/CN102573234A/en
Pending legal-status Critical Current

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Abstract

The invention belongs to the field of LED illumination, and in particular relates to a design method of a variable-spectrum dimmable light-emitting diode (LED) illuminating system. The LED illuminating system comprises an illuminating system, a Zigbee transmission module, a personal computer (PC) and a spectrograph, the inside of the illuminating system is divided into a plurality of channels, each channel is provided with an alternating current/direct current (AC/DC) converter for supplying power to the channel, and an LED lamp assembly of a certain wave band, a corresponding pulse-width modulation (PWM) control module and a Zigbee receiving module are installed in each channel. Each LED lamp assembly comprises a radiator, an LED lamp bar and an optical diffusion plate. The design method of the variable-spectrum dimmable LED illuminating system is simple in structure and novel in concept, achieves the purpose of simultaneously adjusting spectrum and luminance of the LED illuminating system without redundant cables by means of a wireless communication network based on a Zigbee protocol, adopts a spectrograph feedback mechanism to achieve fine adjustment control of the spectrum, and conveniently simulates different light environments to perform LED middle visual and light biological safety experiments.

Description

A kind of method for designing of variable spectrum Dimmable LED illumination system
Technical field
The invention belongs to the LED lighting field, be specifically related to a kind of method for designing of variable spectrum Dimmable LED illumination system.
Background technology
Along with people's is to the pay attention to day by day of green energy conservation lighting technology at present, and the LED technology has obtained develop rapidly in recent years.LED the long-life, is easy to plurality of advantages such as light modulation and is widely used in lighting field with its high light efficiency.When LED progresses into the room lighting field; Although what LED brought is the not available energy-efficient effects of other conventional light source; But the subjective feeling to LED illumination people down claims, and therefore just needs are simulated different luminous environments and carried out LED mesopic vision and photo bio safety experiment under the different spectrum with under the different LED brightness.
Summary of the invention
The objective of the invention is to build the experiment porch that to simulate different luminous environments, promptly design a cover and can change the illuminator that LED spectrum can carry out the PWM light modulation simultaneously.
The method for designing of the variable spectrum Dimmable LED illumination system that the present invention proposes, concrete steps are following:
Said LED illuminator comprises illuminator 1, Zigbee sending module 2, PC computer 3 and spectrometer 4; The inside of illuminator 1 is divided into a plurality of passages 5; Each passage 5 all has 6 power supplies of an AC/DC converter; PWM control module 7 is installed in the passage 5; Zigbee receiver module 8 and LED lamp group 9, the input of PWM control module 7 connects the output of Zigbee receiver module 8, and the input of PWM control module 7 connects LED lamp group 9; LED lamp group 9 outer radiator 10, LED lamp bar 11 and the optical diffusing plates 12 of being equipped with successively; Zigbee receiver module 8 in the illuminator 1 is through Zigbee network and 2 wireless connections of Zigbee sending module, and the output of spectrometer 4 connects PC computer 3, and Zigbee sending module 2 is connected on the PC computer 3; The user operates the control interface on the PC computer 3, and PC computer 3 sends change spectrum and instructs to Zigbee sending module 2; The Zigbee receiver module 8 of Zigbee sending module 2 in illuminator 1 sends signal after the networking, realizes communication; Zigbee receiver module 8 moves after receiving signal, changes the switch of the LED in 9 groups of the LED lamp groups, reaches the change of light; Provide spectrum on the spectrometer 4, feed back to PC computer 3,, make fine setting, realize accurately control with required spectrum contrast when forward lighting systems 1.
Among the present invention, Zigbee sending module 2 is the promoter of Zigbee networking as telegon.Zigbee receiver module in the illuminator receives the signal that is sended over by the Zigbee network and controls LED lamp groups 9 through PWM module 7 as route/terminal, realizes radio communication between LED lamp and PC, and the illumination system carries out the adjusting of spectrum and brightness.PC computer 3 is control centres of whole system, and the user operates on man-machine interface, it is carried out spectrum change and the PWM light modulation.The spectrum of spectrometer 4 real-time monitoring, illumination systems, feedback realizes the fine setting of spectrum in real time.
The inventive method is simple; Novel; Through wireless communication networks based on the Zigbee agreement; Need not too much cable and realize LED illuminator spectrum, the simultaneously adjustable purpose of brightness, adopt the spectrometer feedback mechanism to reach the fine setting control to spectrum, the different luminous environment of convenient simulation carries out LED mesopic vision and photo bio safety experiment.
Description of drawings
Fig. 1 is the structural diagrams of the specific embodiment of the invention.
Fig. 2 is the structural diagrams of specific embodiment of the invention illuminator.
Fig. 3 is the structural diagrams of the inner LED lamp of specific embodiment of the invention illuminator group.
Label among the figure: 1 is illuminator, and 2 is the Zigbee sending module, and 3 is the PC computer; 4 is spectrometer, and 5 for installing each passage of different-waveband LED lamp group, and 6 is the power supply AC/DC converter of each passage; PWM control module in 7 each passage, 8 is Zigbee receiver module in each passage, 9 is LED lamp group; 10 is radiator, and 11 is LED lamp bar, and 12 is optical diffusing plate.
Embodiment
Combine accompanying drawing to further specify the present invention through embodiment below.
Embodiment 1: a kind of method for designing of variable spectrum Dimmable LED illumination system, system comprise illuminator 1, Zigbee sending module 2, PC computer 3 and spectrometer 4; The inside of illuminator 1 is divided into a plurality of passages 5, and each passage 5 has 6 power supplies of an AC/DC converter, and PWM control module 7, Zigbee receiver module 8 and LED lamp group 9 are installed in the passage 5; LED lamp group 9 is installed radiator 10, LED lamp bar 11 and optical diffusing plate 12 successively.
The user is through operating the control interface on the PC computer 3, and PC computer 3 sends change spectrum and instructs to Zigbee sending module device.The Zigbee receiver module 8 of Zigbee sending module 2 in illuminator 1 sends signal after the networking, realizes communication.Zigbee receiver module 8 moves after receiving signal, changes the switch of the LED in 9 groups of the LED lamp groups, reaches the change of light.Provide spectrum on the spectrometer 4 simultaneously, feed back to PC,, make fine setting, realize accurately control with required spectrum contrast when forward lighting systems 1.
Embodiment 2: all the other are identical with embodiment 1, and the instruction that PC sends is PWM light modulation instruction, and after the Zigbee networking, the Zigbee receiver module is received the dim signal of corresponding PWM, makes the action of PWM control module, and the input current of control LED lamp group is realized light modulation.

Claims (1)

1. the method for designing of a variable spectrum Dimmable LED illumination system is characterized in that concrete steps are following:
Said LED illuminator comprises illuminator (1), Zigbee sending module (2), PC computer (3) and spectrometer (4); The inside of illuminator (1) is divided into a plurality of passages (5); Each passage (5) all has an AC/DC converter (6) power supply; PWM control module (7) is installed in the passage (5); Zigbee receiver module (8) and LED lamp group (9), the input of PWM control module (7) connects the output of Zigbee receiver module (8), and the input of PWM control module (7) connects LED lamp group (9); Outer radiator (10), LED lamp bar (11) and the optical diffusing plate (12) of being equipped with successively of LED lamp group (9); Zigbee receiver module (8) in the illuminator (1) is through Zigbee network and Zigbee sending module (2) wireless connections, and the output of spectrometer (4) connects PC computer (3), and Zigbee sending module (2) is connected on the PC computer (3); The user operates the control interface on the PC computer (3), and PC computer (3) sends change spectrum and instructs to Zigbee sending module (2); The Zigbee receiver module (8) of Zigbee sending module (2) in illuminator (1) sends signal after the networking, realizes communication; Move after Zigbee receiver module (8) receives signal, change the switch of the LED in LED lamp group (9) crowd, reach the change of light; Spectrometer provides the spectrum when forward lighting systems (1) on (4), feeds back to PC computer (3), with required spectrum contrast, makes fine setting, realizes accurately control.
CN201210006752XA 2012-01-11 2012-01-11 Design method of variable-spectrum dimmable light-emitting diode (LED) illuminating system Pending CN102573234A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210006752XA CN102573234A (en) 2012-01-11 2012-01-11 Design method of variable-spectrum dimmable light-emitting diode (LED) illuminating system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210006752XA CN102573234A (en) 2012-01-11 2012-01-11 Design method of variable-spectrum dimmable light-emitting diode (LED) illuminating system

Publications (1)

Publication Number Publication Date
CN102573234A true CN102573234A (en) 2012-07-11

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103987148A (en) * 2013-02-08 2014-08-13 东林科技股份有限公司 Dimmable light-emitting-diode illumination system, and driving device and driving method thereof
CN106211459A (en) * 2016-07-28 2016-12-07 厦门桑奈特光电科技有限公司 The biggest a kind of wave band biostimulation device
CN108800025A (en) * 2017-04-28 2018-11-13 潘文莘 Lighting device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1871894A (en) * 2006-04-28 2006-12-06 上海宏源照明电器有限公司 Biologic illumination system
CN201199739Y (en) * 2008-03-21 2009-02-25 浙江大学城市学院 Energy-saving type interior illumination intelligent control system based on ZigBee sensing network
CN101387379A (en) * 2007-09-14 2009-03-18 南京汉德森科技股份有限公司 Plant growth lamp of high-efficiency high-power LED light source
CN101521972A (en) * 2009-04-03 2009-09-02 复旦大学 Intelligent lighting control system based on ZigBee technology and LED light source and application thereof
CN101788115A (en) * 2009-11-06 2010-07-28 北京理工大学 Multispectral uniform surface light source
CN102036448A (en) * 2010-12-07 2011-04-27 苏州市华工照明科技有限公司 LED wireless single lamp-controlled dimming system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1871894A (en) * 2006-04-28 2006-12-06 上海宏源照明电器有限公司 Biologic illumination system
CN101387379A (en) * 2007-09-14 2009-03-18 南京汉德森科技股份有限公司 Plant growth lamp of high-efficiency high-power LED light source
CN201199739Y (en) * 2008-03-21 2009-02-25 浙江大学城市学院 Energy-saving type interior illumination intelligent control system based on ZigBee sensing network
CN101521972A (en) * 2009-04-03 2009-09-02 复旦大学 Intelligent lighting control system based on ZigBee technology and LED light source and application thereof
CN101788115A (en) * 2009-11-06 2010-07-28 北京理工大学 Multispectral uniform surface light source
CN102036448A (en) * 2010-12-07 2011-04-27 苏州市华工照明科技有限公司 LED wireless single lamp-controlled dimming system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103987148A (en) * 2013-02-08 2014-08-13 东林科技股份有限公司 Dimmable light-emitting-diode illumination system, and driving device and driving method thereof
WO2014121660A1 (en) * 2013-02-08 2014-08-14 东林科技股份有限公司 Dimmable light-emitting diode illumination system, driving apparatus and driving method thereof
CN106211459A (en) * 2016-07-28 2016-12-07 厦门桑奈特光电科技有限公司 The biggest a kind of wave band biostimulation device
CN108800025A (en) * 2017-04-28 2018-11-13 潘文莘 Lighting device

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Application publication date: 20120711