捷制 200 MW机组高压转子热应力场计算  

Thermal Stress Calculation of the CZECHO 200 MW Steam-Turbine High-Pressure Rotor

作　　者：郝向中[1] 梁立德[1] 彭震中[1] 

机构地区：[1]华北电力大学机械工程系,河北保定071003

出　　处：《华北电力大学学报（自然科学版）》2000年第1期37-41,共5页Journal of North China Electric Power University：Natural Science Edition

摘　　要：在现场实测数据的基础上，根据运行规程拟定捷制２００ＭＷ机组的冷态启动和温态启动曲线；建立高压转子温度场和应力场有限元计算模型，确定相应的边界条件；计算分析在这两种工况下高压转于的温度场和热应力场。Based on the operation data, the cold start-up and warm start-up curves of a CZECHO 200 MW steam turbine are worked out according to the operation rules: the FEM calculating models of the temperature field and stress field of the high pressure rotor are established, and the suitable boundary conditions are given: the temperature field and stress field of the high pressure rotor are calculated and analysized during these two working situation.

关 键 词：汽轮机 高压转子 有限元 温度场 热应力场 

分 类 号：TK262[动力工程及工程热物理—动力机械及工程]