摘要：主要介绍新型E－Ⅱ型高效旋风分离器的结构特点和模拟计算以及系统优化用于氮肥系统的除尘效果。

关键词：高效旋风分离器；造气炉；煤气净化

Abstract：A new type of model E-cyclone separator is discussed in this paper, and thestructural feature, computer simulating program and optimized design of model E-  cyclonewhich can use to dedust for gasifier are also expounded.

Keywords：high - efficiency ;cyclone separator;gasifier coal - gas clean - up