LED颜色漂移对铁路信号应用产生的影响  

Impact of LED Color Drifting on Railway Signaling Applications

作　　者：李丰田[1] 王朝霞[1] 周张钰[1] 

机构地区：[1]中国铁道科学研究院通信信号研究所

出　　处：《铁道通信信号》2015年第3期8-10,共3页Railway Signalling & Communication

摘　　要：LED因其色纯度高、低功耗、高光效、长寿命的特点广泛应用于公共交通信号指示。阐述了LED在铁路信号领域的应用概况,着重讨论了在环境温度影响下LED铁路信号机构存在的颜色漂移问题,并给出相应的建议。ith the features of high color purity,low consumption,high light efficiency,and long life-span,LED has been widely used in indication for public traffic signal.This paper illustrates the application of LED in railway signal and emphatically discusses the problem of color drifting under the effect of ambient temperature and gives corresponding suggestions.

关 键 词：LED信号 颜色 漂移 

分 类 号：U284[交通运输工程—交通信息工程及控制]