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Performance Prediction of Centrifugal Pump Based on Numerical Calculation and Model Analysis
Author(s): 
Pages: 54-56
Year: Issue:  9
Journal: WATER SAVING IRRIGATION

Keyword:  数值计算模型分析法离心泵性能预测;
Abstract: 对近几年逐步发展起来的离心泵的性能预测方法进行了评述,并对各种预测方法的优缺点进行了比较并讨论了其间的相互关系,利用CFD软件Fluent对MD40-6.3多级泵一级的叶轮与导叶内部流场进行了数值计算,根据计算的数据结合J.kourokawa提出的模型计算叶轮内的损失,预测了该多级清水离心泵一级的能量特性曲线,并与实验数据进行了比较.结果表明:在设计工况附近,预测值与实验值吻合较好,在其他工况点,特别是小流量工况点,误差也较小.
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