# 一种加速SIMPLE算法迭代收敛的方案及其在河道平面二维水流计算中的应用--《水运工程》2008年12期

【摘要】：一种加速SIMPLE算法迭代收敛的方案是把SIMPLER与SIMPLEC两种算法结合起来,压力值通过求解压力Poisson方程获得,速度修正值计算式也考虑到了邻点速度修正值的影响。对该方案给出了详细的求解步骤,并通过对长江中游安庆河段平面二维水流流场的计算,将该方案与SIMPLE,SIMPLEC,SIMPLER算法进行了对比。结果表明:该方案有着更好的收敛特性,并且能节省数值计算的时间。

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【关键词】：

SIMPLE算法 平面二维水流计算 加速迭代

【分类号】：TV133

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