反应堆吊篮结构梁型振动频率的计算方法

Calculation Method of Beam Type Vibration Frequency for Barrel Structure of Nuclear Reactor

提出了一种反应堆吊篮结构在水中作梁型振动的分析方法。介绍了计算模型、端部弹性支承刚度、堆内部件质量、流体质量以及外部流体附加质量等的确定 。

The calculation method of beam type vibration frequency for reactor barrel immersed in water is presented,including calculation model,determination of the stiffness of elastic supports at beam ends,the mass of internal components and mass of inside fluid of barrel,and fluid added mass between barrel and rigid vessel.The method can be used for reactor design.