旋转式压缩机和泵用螺旋槽端面密封  

End Seal with Helical Line Used in Rotation Compressor and Pumps

作　　者：董长善 

机构地区：[1]中国石化集团北京设计院,北京100011

出　　处：《化工设备与管道》2001年第4期49-54,共7页Process Equipment & Piping

摘　　要：叙述了旋转式压缩机和泵采用螺旋槽端面密封的结构、密封原理、特性、应用实例、选用和注意点及今后的展望。： The structure， seal mechanism and characteristics of the end seal with helical line used in rotation compressor and pumps were stated in this article． By use of some practical examples， some applications of the seal were intro-duced． Finally， the application prospects of this kind of the seal was pre-sented．

关 键 词：液膜螺旋槽端面密封气膜螺旋槽端面密封特性应用 

分 类 号：TH45[机械工程—机械制造及自动化]