Three-dimensional Flow Field Analysis for PWR Upper Plenum Simulator

压水堆 上 腔室模拟体三维流场分析

Analysis and calculation of PWR upper plenum flow field

压水堆 上 腔室流场的分析和计算

The experimental study on steady flow in PWR upper plenum

压水堆 上 腔室流场的实验研究

By visual method the experiments are carried out in a 1 / 4 scale transparent model of the upper plenum of a 300 MWe PWR . Water is chosen as the fluid .

本文在300MWe核电站PWR 上 腔室1：4可视化模拟体中，以水为介质进行了上腔室流场的可视化实验研究。

Simulation Experiment of Small Break LOCA in Upper Plenum

上 空腔小破口失水事故模拟实验

The upper supply and bottom exhaust air distribution is formed in painting polluting area with local plenum chamber and slot outlets .

利用局部 静压 箱和条缝型 百叶 排风口在污染控制区形成 上送风下排风的气流组织形式。

The three dimensional potential flow theory is applied to the analysis of the steady flow field of PWR upper Plenum .

本文将三维势流理论应用于压水堆 上 腔室稳态流扬分析。

The temperature fluctuation phenomenon will occur when the hot and cold fluids are mixed in the upper plenum of the core . It may cause thermal striping and even affect the safety of the reactor .

当它们在堆芯 上 腔混合时，可能会出现温度波动现象，造成堆内构件的热疲劳，影响快堆的安全运行。

It will provide the structure-mechanical study on control rod tubes and numerical analysis of the flow in PWR upper plenum with experimental basis .

从而为控制棒导向筒的结构力学分析和PWR 上 腔室的数值模拟分析提供实验依据。

A simulation experiment of small break LOCA is introduced which was caused by the breakdown of a small size or middle size pipe located at upper plenum or by unexpected opening the safety valve .

本文给出了位于 上 空腔的中小尺寸管道破裂或安全阀意外开启引起的小破口失水事故实验研究。