压水堆辐照监督管中子注量计算方法改进研究

Study on the Improvement of Calculation Method for the Neutron Fluence in the Irradiation Monitoring Tube of the Reactor Vessel

总结分析了目前压水堆辐照监督管中子注量的工程计算方法和流程。通过理论研究和敏感性分析,提出了部分改进的计算方法。根据实际核电厂辐照监督管快中子注量计算结果与实测值的比较,证明了本文提出的改进方法的合理性和先进性。

The present engineering calculation method and flow on the neutron fluence in the irradiation monitoring tube of the reactor vessel are summarized and analyzed.This paper presents some improved calculation methods on the basis of theoretical studies and sensitivity analyses.Calculation results of the actual monitoring tube of the reactor vessel based on this method are shown.It proves that the calculation method is more reasonable and advanced by comparison between the calculated values and measured data.