In this paper, the structure character and control problem of the trolly cranes model control system are introduced. the structure principle of the Dual-mode Fuzzy controller is also introduced.

• 摘要介绍了吊车模型控制系统的结构特点及控制问题，记述了双模模糊控制器的结构原理和改进的遗传算法，并用改进的遗传算法优化模糊控制器。