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汽轮机液压调速系统是一复杂非线性系统，现有的参数估计算法存在不足之处．遗传算法寻优能力强，可以在该系统的参数估计中应用．通过２个仿真算例，表明遗传算法的估计精度高于现有的算法，具有良好的应用前景．
Turbine hydraulic speed control system is a complex nonlinear system, the existing parameter estimation algorithm has some shortcomings. Genetic algorithm optimization ability, can be used in the system parameter estimation. Through two simulation examples, it shows that the estimation accuracy of genetic algorithm is higher than the existing algorithms, and has good application prospects.