碳环密封在TRT中的应用实践  

Application Practice of Carbon Ring seal in TRT

作　　者：刘坤[1] 唐效国[1] 王馨薇[1] 左庆爱 高智群[1] 

机构地区：[1]莱芜钢铁集团有限公司热电厂

出　　处：《莱钢科技》2011年第1期66-67,共2页Laigang Science & Technology

摘　　要：为保证透平膨胀机的轴端密封系统的安全可靠，采用碳环密封代替拉别令密封，有效地阻止了高炉煤气的外漏，提高了机组的安全性，降低了机组的氮气损耗量。In order to ensure the safety and reliability of sealing systems at the axial end of turbo expander, carbon ring seal was used instead of the labyrinth seal, thus, the leakage of blast furnace gas was efficiently prevented, safety of units was greatly enhanced, and the wastage of nitrogen was reduced.

关 键 词：高炉煤气 透平 碳环密封 氮气 

分 类 号：TH136[机械工程—机械制造及自动化]