低温绝热压力容器氦检漏工艺

Helium Leak Hunting Technique for Low Temperature & Adiabatic Pressure Vessel

低温绝热压力容器漏气速率的检验直接关系到产品使用寿命,而真空的获得与检漏技术密切相关,本文规定了低温绝热压力容器漏率检验的原理、仪器、设备、试验条件、试验程序、数据处理。

The proof-test of air leak velocity is directly related to the useful life of low temperature and adiabatic pressure vessel. Vacuum accuracy is closely related with the leak hunting technique. This article introduces the elements, apparatuses, instruments, terms of test, process of test and processing data with proof-test of air leak velocity for low temperature and adiabatic pressure vessel.