：文中提出一种改进的Pso优化算法，并将该算法应

用于水轮发电机组PID调速器参数的优化设计，以水轮发

电机组转速偏差的ITAE指标作为改进PsO优化算法的适应

度函数。以我国某水电站的真实数据对经过优化后的PID

拄制规律进行计算机仿真。仿真结果表明利用改进Ps0优

化算法优化的PID控制规律能有效改善孤网运行条件下水

轮机调节系统过渡过程的动态性能。-An improved PSO algo—fhm wa‘presented and

applicd to 叩timal the pⅢ gains tuning of hydrau¨c

turbogenera【ors speed govemor The ITAE criterion of

hydraulic㈨№generators 8peed errors was taken as the ntness

function of the improved PS0 alg甜mm The digital sirnulatlon

result8 perf0删ed on an acmal hydropower pl蜘t ln Chjna

1ndkate山at the PID coⅡtr01 Iaw optimised by the improved

PS0 algoritllm can effectively imProve the dynamic

perfonnance of hydraulic transiems with fast response and

s订ong rObusmess especiany On ls01a【ed operation condidons