数值模拟了旋转状态下涡轮叶片U形内冷通道湍流流场和温度场,分析了其换热的变化规律.结果表明,旋转状态下哥氏力、离心力和浮升力的共同作用使得流场相对于静态发生了较大的变化.总体上讲,旋转强化了换热.但是旋转使得换热能力在各个面分布不均,增加了温度梯度.
参考文献
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