干气密封的污染及其预防

Contamination to Dry Gas Seal and Protection Method

干气密封在运行过程中,由于固体或液体介质其造成的污染,会导致密封损伤和失效。介绍了几个来源于现场的密封污染实例。在每个例子中,污染源、引起污染的因素、解决污染的方法都将作详细的介绍。

The dry gas seal will fail when it is contaminated by solid or liquid contents in operating condition. Several practical instances were introduced in this article. For each instance, the source of contamination, the factors resulting in contamination and the method to eliminate the contamination were described in detail.