环境温度对压降法漏率测试的影响  

THE EFFECT ON TOTAL LEAKAGE MEASUREMENT USING THE PRESSURE DECREASE METHOD BECAUSE OF ENVIRONMENTAL TEMPERATURE

作　　者：肖祥正 

机构地区：[1]兰州物理研究所,甘肃兰州730000

出　　处：《真空与低温》2002年第3期154-156,共3页Vacuum and Cryogenics

摘　　要：介绍了差压法测量漏率的原理并结合差压测量的过程对环境温度变化的影响进行了分析 ,给出了温度修正公式 。The principle of leakage measurement using differential pressure transducer is introduced. The effect of environmental temperature change is analyzed in view of the processes of differential pressure measurement. The amended formula with the temperature is givevn. the measurement method for effective volume of detected system is put forward.

关 键 词：环境温度 漏率测试 压降法 差压测量法 温度 有效容积 

分 类 号：TB774[一般工业技术—真空技术]