| 基于PWM的LED调光系统设计 |
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| 引用本文： | 魏雅.基于PWM的LED调光系统设计[J].无线互联科技,2012(8):113+115. |
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| 作者姓名： | 魏雅 |
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| 作者单位： | 陕西工业职业技术学院信息工程学院 |
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| 摘 要： | 作为一种新的、最有潜力的光源,LED照明以其节能、环保等的优势越来越受到人们重视。本文设计了一套LED光源调光系统,主要包括MCU微处理器控制模块、输出调光控制模块等。采用微控制器输出PWM控制信号实现PWM全数字调光,进而使大功率LED亮度全范围调光,可有效实现节能减排的目的。
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| 关 键 词： | LED光源 PWM调光 微控制器 节能减排 |
LED Dimming system design based on The PWM |
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| Authors: | Wei Ya |
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| Affiliation: | Wei Ya(Shanxi Polytechnic Institute Shanxi Xianyang 712000) |
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| Abstract: | As a new,most potential source,LED lighting for its energy-saving,environmental protection and other advantages by more and more people.This paper designs a LED light dimming system,mainly including electric MCU microprocessor control module,output light control module.The microcontroller output PWM control signal for PWM digital dimming,and then make the high power LED brightness full range dimmer,can effectively achieve the objective of energy saving and emission reduction. |
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| Keywords: | LED light source PWM dimming MCU Energy saving and emission reduction |
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