LED光源在铁路信号系统中的应用研究  

Application of LED Light Source in Railway Signal System

作　　者：陈艳华[1] 

机构地区：[1]西安铁路职业技术学院电子信息系,西安710014

出　　处：《河南科学》2014年第10期2025-2028,共4页Henan Science

基　　金：陕西省教育厅2013年科学研究计划(自然科学专项)基金项目(2013JK0964)

摘　　要：鉴于LED具有寿命长、光效高,免维修、安装施工方便等优点,设计研制了LED双点光源系统.并重点对其组成、双点光源的特点、驱动单元的配线进行了研究,该系统技术先进,属铁路信号点灯装置的更新换代产品,可以确保铁路运输安全.Because LED has the advantages of long service life,free repair,convenient installation and construction,LED double point source system was designed. And its composition,double point source characteristics,drivingunit wiring were studied. The system has advanced technology,and is the product for railway signal lighting deviceupdated,which is important to ensure the safety of railway transportation.

关 键 词：LED 信号机 驱动单元 双点光源 

分 类 号：TM923.48[电气工程—电力电子与电力传动] U238[交通运输工程—道路与铁道工程]