【摘要】 对旋转喷射泵内的流场进行了数值模拟,计算得到了泵内部湍流流场的分布规律,并将计算结果与试验得到的结果进行了对比和分析。对于了解旋喷泵内部流动情况,提高旋喷泵的效率,特别是叶轮和集流管等有关几何参数对泵性能影响,改进旋喷泵的水力设计很有参考价值。更多还原

【Abstract】 In this article,numerical simulation of the interior flow of roto-jet pump is carried through,and the distribution rules of the pump internal turbulence flow are calculated.The computation results and experimental results are contrasted and analyzed.The research is important for understanding the interior flow status of roto-jet pump;enhancing the roto-jet pump efficiency,especially the influences of the manifold geometric parameters of impeller and collecting tube on pump performances;and provide valuable reference information for improving hydraulic design of roto-jet pump.更多还原