流速检测技术在吸气式系统中的应用研究

Wind-speed measurement of aspirating fire detection system

吸气式感烟探测报警系统是一种高灵敏新型火灾探测系统 ,气流流速检测是吸气式系统的关键技术。介绍了几种常见的气流流速检测方法 ,分析了它们的检测原理 ,并结合吸气式感烟探测系统的特点 。

Aspirating fire detection system with high sensitive is developing fast in the world.Wind- speed measurement is one of key technology of these systems.Several kinds of common methods of wind- speed measurement are reviewed and the main principle of them are discussed also.In order to cope with characteristic of aspirating system,thermistor method is selected to satisfying the application.