本文以去离子水为冷却工质,对流体横向冲刷方形微针肋阵列热沉的传热特性进行了实验研究.结果表明流体横掠微针肋热沉具有优越的换热特性.实验得出,冷却液的雷诺数对热沉的换热性能影响显著;总热阻随着泵功的增大而降低;对流换热热阻在总热阻中所占比例较小,流体吸热焓变热阻成为影响热沉性能的主导因素.
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