常规火电DAS汽封圈设计

Design of DAS Steam Sealing for Conventional Thermal Power Turbine

文章介绍了汽轮机装置中汽封圈的类型,结构及工作原理,重点阐述了DAS汽封圈的设计规范,包括结构设计,间隙及支撑计算。

This paper introduces the type,structure and working principle of the steam sealing in the thermal power turbine,and mainly expounds the design specification of DAS steam sealing,including structures clearance and the calculation of the support of the DAS steam sealing.