Centrifugal compressor compression ammonia or syngas (often contains large amounts of ammonia), the system must be kept dry, as to reduce oil and transport gas contact.
采用离心压缩机压缩氨或合成气(常含大量氨)时，系统必须保持干燥，尽可能减少油与输送气接触。
The necessity of technical improvement for centrifugal compressor seal system is briefly described. The improving method of taking the overhead tower dry gas as seal gas is introduced in detail.
简述了引进的离心压缩机密封系统技术改进的必要性，具体介绍了用塔顶干气作为密封气的改造方案。
The dry gas seal of compressor is presented and the course of its failure was introduced. The cause was analyzed, and the measures we must take were brought forward.
介绍了干气密封在压缩机上的使用及损坏过程，分析了干气密封的损坏原因，并提出了使用过程中的注意事项。
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