Corrosion reasons of brine preheater were analysed, including brine corrosion, stress corrosion, stray current corrosion and thermocell corrosion.

分析了盐水预蚀的原因,包括盐水蚀、应力蚀、杂电蚀和温差电池蚀。

The design of turbulator air preheater with finned tube and that with optic tube as well as its application in petrochemical works were recommended.

介绍了扰片管空气预及光管扰空气预的设计以及在石油化工厂中的应用情况。