工业汽轮机初参数偏离许可区域研究  

Research for the Allowable Deviation Area of Main Steam Parameters of Industrial Steam Turbine

作　　者：马晓飞[1] 王红梅 柏燕[1] 刘白兰[1] 冯照和[1] MA Xiao-fei;WANG Hong-mei;BAI Yan;LIU Bai-lan;FENG Zhao-he(Hangzhou Steam Turbine Company Limited,Hangzhou 310022,China)

机构地区：[1]杭州汽轮机股份有限公司,杭州310022

出　　处：《汽轮机技术》2021年第2期93-94,156,共3页Turbine Technology

摘　　要：分析了汽轮机初参数偏离对运行安全性带来的影响,提出了一种过渡区偏移工程判定方法,用以指导确定工业汽轮机初参数偏离许可区域,并将该方法应用于100000 Nm 3/h空分装置汽轮机实例,工程判定结果与设计软件计算结果较为一致,证明提出的工程判定方法是实用有效的。This paper analyzed the safety effect of deviation of main steam parameters on steam turbine operation,and proposed an engineering determination method for transition zone migration,which could be used to obtain the allowable deviation area of main steam parameters.Application of this method to an engineering calculation of steam turbine in 100000 Nm 3/h air separation unit shows an agreement of the results with the design software as well as its applicability and efficiency.

关 键 词：汽轮机 初参数偏离 过渡区 耐振强度 

分 类 号：TK262[动力工程及工程热物理—动力机械及工程] TK267