摘要
密封器件气密性检测是一项重要的安全检测之一 ,这里采用微差压原理 ,利用高精度差压传感器、精密对称气路和单片机测控系统组成测试装置 ,实现了对一定容积和压力下密封器件气密性的高精度检测。介绍了该检测仪的工作原理、硬件软件结构和系统性能。
Airproof component airtight detection is one of important safety detections.In this paper,the device is introduced,which composed of high-precision micro differential pressure sensor,rigid symmetry air pipe loop and microchip system by using micro differential pressure principle,realizing airproof component's high-precision airproof detection under certain pressure and cubage.The principle,the hardware and software construction and its performance are discussed.
出处
《仪器仪表学报》
EI
CAS
CSCD
北大核心
2002年第z3期59-62,共4页
Chinese Journal of Scientific Instrument
关键词
微差压原理
高精度
传感器
气体泄漏检测仪
Micro differential pressure principle High precision Sensor Air-leakage detector
