中氮肥2008年第1期

           [中图分类号] TQ 116.4⁺3   [文献标识码] B      [文章编号]1004-9932（2008）01-0031-02

弛放气带氨对双氧水安全生产的影响

胡景泉

（黑龙江黑化集团有限公司，黑龙江 齐齐哈尔　161041）

           [中图分类号] TQ 123.6     [文献标识码] B    [文章编号] 1004-9932（2008）01-0033-02

离心式氨压缩机的轴封改造总结

胡天军，任永祥，郭  亮

（川化股份有限公司，成都  610301）

[摘  要] 通过采用干气密封替换原浮环密封的技术改造，川化股份有限公司成功解决二化合成氨压缩机氨气泄漏问题的问题，减轻了环保压力。

[关键词] 氨压缩机；干气密封；浮环密封；改造

   [中图分类号] TQ 113.25⁺1   [文献标识码] B  [文章编号] 1004-9932（2008）01-0035-03

Revamping of Axle Seals of Ammonia Centrifugal Compressor

HU Tianjun，REN Yongxiang, GUO Liang

(Sichuan Chemical Co., Ltd, Chengdu 610301, China)

Abstract: The problems caused by ammonia leaking through axle seals of ammonia centrifugal compressor are resolved successfully in Sichuan Chemical Co., Ltd by revamping the floating ring seals into gas lubricated mechanical seals, relieved the pressure from environmental protection.

Key Words: ammonia centrifugal compressor; gas lubricated mechanical seals; floating ring seals; revamping