汽轮机转子扭振频率影响因素分析  

Analysis of Influence Factors on Torsional Vibration Frequency of Steam Turbine Rotor

作　　者：应光耀 刘淑莲[3] 蔡文方 张宝 YING Guang-yao;LIU Shu-lian;CAI Wen-fang;ZHANG Bao(State Grid Zhejiang Electric Power Company Limited Research Institute,Hangzhou 310014,China;Hangzhou E-energy Power Technology Company Limited,Hangzhou 310014 China;School of Mechanical and Automotive Engineering,Zhejiang University of Science and Technology,Hangzhou 310023,China)

机构地区：[1]国网浙江省电力有限公司电力科学研究院,杭州310014 [2]杭州意能电力技术有限公司,杭州310014 [3]浙江科技学院机械与汽车工程学院,杭州310023

出　　处：《汽轮机技术》2020年第6期421-423,共3页Turbine Technology

摘　　要：采用ANSYS有限元软件建立某转子的有限元模型,求解出该转子扭振频率,分析温度、疲劳和惯量盘与扭振固有频率间的关系,找到其对扭振频率影响因素敏感性,为转轴设计计算扭转频率提供一定的参考。The finite element model of a rotor is established by using ANSYS finite element software,the torsional frequency of the rotor is solved,the relationship among temperature,fatigue,inertia plate and the torsional natural frequency is analyzed,and the sensitivity of the influence factors of the torsional frequency is found,which provides a certain reference for the calculation of the torsional frequency in the design of the shaft.

关 键 词：轴系扭振 扭振模型 影响因素 

分 类 号：TM621.3[电气工程—电力系统及自动化] TK263.6[动力工程及工程热物理—动力机械及工程]