大型水轮发电机蒸发冷却实验研究及理论分析

Experimental Research and Theoretical Analysis of Evaporative Cooling for Large Hydrogenerator

介绍了 40 0MW水轮发电机定子线棒空心导线蒸发冷却实验 ,得到了各种情况下线棒的温度分布。在此基础上 ,对蒸发冷却自然循环形成条件进行了理论分析 ,为蒸发冷却发电机设计提供了依据。

This paper introduces evaporative cooling experiment for 400MW hydrogenerator stator windings, and gives out temperature distribution along stator windings in any conditions. Based on the results, analyzes the forming conditions of evaporative cooling self-circulation in theory. It gives the basis for designs of evaporative cooling hydrogenerator.