一、前言随着科学技术的发展,检漏技术已广泛应用于航天、电子、化工,机械等工业以及家用电器等各个领域。检漏仪器有嗅敏式、电晕式,电感式、热放电式、氦质普检漏仪等等。目前国外用于制冷设备检漏的仪器大致是以上几种,但在我国制冷设 I. Introduction With the development of science and technology, leak detection technology has been widely used in aerospace, electronics, chemicals, machinery and other industries as well as household appliances and other fields. Leak detection equipment sniffing, corona, inductive, thermal discharge, helium leak detector and so on. At present, foreign equipment for leak detection of refrigeration equipment is generally more than the above, but in our country refrigeration