提出了可压缩流体交变流动下回热器的新模型,利用所得的热声热粘函数fk、fì的一般简化式,获得影响回热器特性的普遍关联式.根据回热器内流场与温度场分布相似的假设条件,通过简单的双传感器测量方法,得到回热器内的小Reù下的流动阻力对流换热系数.
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