宜兴抽水蓄能电站地下厂房结构抗振设计

宜兴抽水蓄能电站地下厂房结构关键部位的刚度满足厂家要求,通过厂房整体结构的模态分析,自振频率与机组的激振频率满足规范要求,另外,建立了宜兴工程厂房振动评估标准,并提出厂房结构的减振措施,从1号机现场试运行情况看,电站运行后厂房结构抗振性能良好。

Anti-vibration Structure Design of Underground Powerhouse of Yixing Pumped-storage Power Station

The stiffness of key structures for underground powerhouse of Yixing pumped-storage power station meets the requirements of the Manufacturer.The key structure's self-vibration frequency and excitation vibration frequency are all accord with the specifications according to the integral structure model analysis of the powerhouse.The appraisal criteri- on of the powerhouse vibration for Yixing pumped-storage power station was set up and the damping measures for power- house structure was suggested.The anti-vibration performance of the powerhouse structure is good after the station was put into operation.