本文根据能量性能参数计算的要求,在水轮机内部流动计算基础上,建立了混流式水轮机流量的预估计算及过流部件损失的计算公式,并编制了计算程序.由计算所得水轮机流量、效率及限制流量值与试验结果的符合较好.图8参6 Based on the requirement of energy performance parameter calculation, based on the calculation of internal flow of turbine, the calculation formula of flow rate of Francis turbine and the calculation formula of overcurrent loss are established and the calculation program is compiled. The calculation results of flow rate, efficiency and Limit the flow rate and the test results in line with the better