浅谈火灾探测器的误报现象

A Brief Discuss of the False Alarms

一、火灾探测器的工作原理 火灾探测器是建筑物火灾自动报警系统的重要组成部分，也叫探头或敏感头，其任务是探测火灾并向报警系统发送火灾信号。探测器是如何探测火灾呢？火灾发生时，必然会产生烟雾、火焰或高温，探测器对这些都很敏感，会改变平时的正常状态，引起电流、电压或机械部分发生变化或位移，

With the development of Chinese economy and the huge number of buildings, the automatic fire alarming system is becoming more and more necessary in guaranteeing the life and properties. Now, automatic fire alarming systems are widely used while some problems like false alarm, fail to report and false spray are regularly seen.