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一种用于1/2汽车半主动悬架的模糊PID控制器
引用本文:陈翔,胡玉霞,白月飞.一种用于1/2汽车半主动悬架的模糊PID控制器[J].机械研究与应用,2007,20(3):85-87,92.
作者姓名:陈翔  胡玉霞  白月飞
作者单位:兰州城市学院,机械检测与故障诊断研究所,甘肃,兰州,730070
基金项目:甘肃省高校研究生导师科研项目
摘    要:设计了一种用于1/2车体四自由度的液压半主动悬架的参数自整定模糊PID控制器,利用模糊控制规则对PID参数进行在线修改.应用MATLAB/Simulink控制系统仿真软件,以正弦信号路面、脉冲信号路面和C级路面三种典型路面作为输入信号对该半主动悬架模型进行计算机仿真,仿真结果表明具有模糊PID控制器的半主动悬架在提高车辆乘坐的舒适性方面明显优于被动悬架和单纯的模糊控制悬架,具有较好的自适应能力.

关 键 词:1/2车体  半主动悬架  模糊PID控制器  模糊控制器  汽车半主动悬架  模糊控制规则  控制器  systems  active  suspension  semi  half  适应能力  被动悬架  舒适性  车辆  仿真结果  算机仿真  悬架模型  信号对  输入  脉冲信号  路面  正弦信号  系统仿真软件
文章编号:1007-4414(2007)03-0085-03
收稿时间:2007-03-20
修稿时间:2007-03-20

A fuzzy PID controller for half - car semi - active suspension systems
Chen Xiang,Hu Yu-xia,Bai Yue-fei.A fuzzy PID controller for half - car semi - active suspension systems[J].Mechanical Research & Application,2007,20(3):85-87,92.
Authors:Chen Xiang  Hu Yu-xia  Bai Yue-fei
Affiliation:Institute of mechanical detection and fault diagnosis, Lanzhou city college, Lanzhou C.ansu 730070, China
Abstract:A parameters - self - tuning fuzzy PID controller is designed for a half - car model with four - degree - of - free- doms semi - active hydraulic suspension. It can adjust PID parameters on - line according to the fuzzy control rules. The resuits of simulation by using MATLAB/Simulink shows, excited by sinusold road input, pulse road input and analogous Grade C road input, the ride comfort of hydraulic semi - active suspension with fuzzy PID controller is better than that of passive suspension and hydraulic semi - active suspension with fuzzy controller. Parameters - self- tuning fuzzy PID controller possesses better self- adaptation.
Keywords:half- car  semi -active suspension  fuzzy PID controller  fuzzy controller
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