The Stanton Number for each cross section of converging-diverging tube is investigated by adapting the dimensionless temperature distribution normal to the wall of the tube, and the prediction formulae for heat transfer are obtained.

• 通过引入无因次温度分布式 ,求解缩放管内任一截面的传热斯坦顿数 ,并以此为基础导出了缩放管整体传热准数预测公式。