Discussion is carried out on the selection of anti_surge control and the determination of anti_surge line of ammoniacompressor, and ensure its reliability in producing.
就氨压缩机防喘振控制方案的选用、防喘振线的确定进行了探讨，并在生产中证明是可靠的。
2
The deficiency of the mechanical seal of ammoniacompressor was presented, and the way, the feasibility and the economical efficiency of the gas seal reform were discussed.
对氨压缩机密封存在的问题进行了分析，提出了改进意见，并对现场实施改造的可行性、经济性进行了探讨。
3
The ammoniacompressor is core equipment in the ammonia purification system. Its operation situation directly decides if the system is safely operated in longer work-up period.