大型核电机组弹簧隔振基础  

The Large Nuclear Turbine-Generator Set and its Spring Supported Foundation

作　　者：朱上[1] 陈新钰 刘兆华[1] 

机构地区：[1]江苏核电有限公司,江苏连云港222042

出　　处：《发电设备》2006年第4期229-233,共5页Power Equipment

摘　　要：介绍了田湾核电站汽轮发电机组基础弹簧隔振座的设计与核算,论证了机组的隔振效率等设计参数。同时介绍了机组凝汽器支承弹簧的设计,并对安装和运行工况下凝汽器的荷载分配对汽缸的影响进行了分析。阐述了弹簧隔振技术在调整汽轮发电机组轴系对中方面的应用。An introduction to the vibration isolating design and check calculation of the spring supported foundation of Tianwan Nuclear Power Plant＇s turbine-generator set is being presented, together with a substantiation of relevant design parameters, such as the vibration isolation efficiency. Simultaneously, the design of the condenser＇s supporting springs is being described, accompanied by an analysis of the influence, on the turbine cylinders, of the condenser＇ s weight distribution, both during instaLlation and operation. How vibration isolation technique has been made use of in the turbinegenerator rotor system＇s alignment is also being elucidated.

关 键 词：能源与动力工程 汽轮发电机组 凝汽器 弹簧隔振基础 隔振效率 轴系对中 基础平台 基础沉降 

分 类 号：TM623.3[电气工程—电力系统及自动化]