基于回热系统分析的汽轮机变工况热力计算  

Thermal calculation for turbine under variable operating condition based on detailed analysis of heat recovery system

作　　者：程超峰[1] 姚秀平[1] 张莉[1] 邓志成[2] 汪勇[2] 

机构地区：[1]上海电力学院能源与环境工程学院,上海200090 [2]上海发电设备成套设计研究院,上海200240

出　　处：《上海理工大学学报》2010年第6期515-518,共4页Journal of University of Shanghai For Science and Technology

基　　金：国家"863"课题资助项目(2007AA04Z429);上海市教委重点学科建设资助项目(G51304);上海市教委第三期本科教育高地建设项目资助

摘　　要：在传统汽轮机变工况计算原理的基础上提出了一种工程实用的变工况热力计算方案,并针对某300MW汽轮机进行了实施,完成了多个变工况下的热力计算.计算结果与已知该汽轮机变工况下蒸汽参数设计值的对比表明:方案切实可行,程序方便实用,计算精度能满足工程应用要求.A practical thermal calculation scheme for turbine under variable operating condition based on the principle of traditional variable condition thermal calculation for steam turbine was put forward.The scheme was implemented on a 300MW steam turbine,and thermodynamic calculations under different operating conditions were completed.It is concluded by comparison between the calculation results and the known values of design parameters that the scheme is feasible,the procedure is convenient and practical,and the calculation accuracy satisfies the requirement of engineering application.

关 键 词：汽轮机 变工况 热力计算 

分 类 号：TK262[动力工程及工程热物理—动力机械及工程]