改进型百万千瓦级核电站核岛主设备——堆内构件

Advanced General Ⅱ 1000MW Nuclear Power Plant Nuclear Island Major Equipment Outline-Basic Structure of Reactor Vessel Internals

堆内构件为堆芯部件提供支承、对中和导向,引导冷却剂流入和流出,为堆内测量仪表提供导向和支承。介绍了相关构件材料及其结构。

This paper presents that reactor vessel internals as one of the major equipments in PWR Nuclear Power Plant serve the supporting,alignment and guidance for the coolant water and reactor instrumentation.