The distribution population-based genetic algorithm (DPGA) and its mathematic description are presented for two-degree-of-freedom PID controllers optimization in this paper.

• 摘要利用一种基于分布种群的遗传算法，对整定困难的二自由度PID控制器的参数进行优化整定，并给出了该遗传算法的数学描述。