基于二元高次函数数据拟合的水轮机特性模型分析

Analysis on Hydraulic Turbine Feature Model Based on Dual Higher Order Function Data Fitting

针对试验得到的水轮机特性数据,采用二元高次函数建立水轮机特性数学模型,进行数据拟合及误差分析。通过实例验证,该方法在描述水轮机特性模型时具有较高的精度和实用性。

According to the hydraulic turbine features of test, the dual higher order function has been used to establish hydraulic turbine model and do data fitting and error analysis. By the real example, thismethod has better accuracy and practicability in describing the hydraulic turbine feature model.