对绞车的工作特性进行分析，采用大林算法，设计了一种恒速度数字控制器，给出了控制模型和数学公式。
Analyzing the characteristic of the hoist, a kind of digital controller of constant speed is designed using Dahlin arithmetic, the model and formulas are presented.
该系统通过红外雨量传感器检测雨量大小，使用模糊控制算法和脉宽调制技术调节雨刷器的速度；给出了系统的总体结构和具体设计方法。
This system senses the amount of rainfall by the infrared rain sensor, and adjusts the speed of wiper based on the fuzzy control algorithm and pulse width modulation technology.
仿真结果表明，在自适应算法的逐次控制下，工件形状以较快的速度收敛到设计的目标形状，实现了对板类件多点成形这一复杂过程的有效控制。
The simulation results show that, on the cycle to cycle control of the algorithm, the part shape converges to the designed shape in a few control cycles.
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