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客车气压制动时延分析及其控制研究

Keywords: 气压制动,时延分析,时延控制,比例-积分-微分

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Abstract:

提出了一种客车气压制动时延控制方法.考虑到客车气压制动系统的延时特性,建立了客车气压制动回路的数学模型,运用Matlab/Simulink和AMESim软件分别建立了其仿真模型,采用理论分析与仿真实验相结合的方法,分析了客车气压制动的时延特性;基于闭环反馈控制理论,提出了客车气压制动回路时延控制方法.运用PID控制算法设计了时延控制器,并进行了对比仿真.仿真结果表明,进行时延控制后,客车的制动时延为0.3s,制动距离缩短1.8m,提高了客车的制动稳定性.

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