汽轮机末级叶片低负荷运行的性能分析和应对措施  

Performance Analysis and Countermeasures for Low Load Operation of Last Stage Blade Of Steam Turbine

作　　者：张东连[1] 韦龙飞[1] 黄彪[1] 米斌[1] Zhang Dong-lian;Wei Long-fei;Huang Biao;Mi Bin

机构地区：[1]东方汽轮机有限公司,四川德阳618000

出　　处：《电力系统装备》2022年第5期85-88,共4页Electric Power System Equipment

摘　　要：汽轮机末级叶片是汽轮机的重要部件,是关系汽轮机能否安全可靠工作的关键。对汽轮机末级叶片在低负荷下的各项性能进行了全面分析和评估,并给出解决方法,为电厂在低负荷运行时提供汽轮机运行参考依据。The last stage blade of steam turbine is an important component of steam turbine and the key to the safe and reliable operation of steam turbine.In this paper,the performance of the last stage of steam turbine under low load is comprehensively analyzed and evaluated,and the solutions are given,which provides a reference basis for steam turbine operation for power plant under low load condition.

关 键 词：汽轮机 末级叶片 低负荷 振动 动应力 缸效率 

分 类 号：TK14[动力工程及工程热物理—热能工程]