主办:陕西省汽车工程学会
ISSN 1671-7988  CN 61-1394/TH
创刊:1976年

汽车实用技术 ›› 2022, Vol. 47 ›› Issue (20): 71-76.DOI: 10.16638/j.cnki.1671-7988.2022.020.016

• 设计研究 • 上一篇    

液电式主动悬架滑模控制仿真研究

张 晗,殷 珺,李奕宝,何家兴   

  1. 广州汽车集团股份有限公司汽车工程研究院
  • 出版日期:2022-10-30 发布日期:2022-10-30
  • 通讯作者: 张 晗
  • 作者简介:张晗(1985—),男,博士,工程师,研究方向为汽车悬架设计、主动悬架及半主动悬架设计与控制,E-mail: zh1985@163.com。

Simulation Test on Hydraulic Electrical Active Suspension Based on Slide Mode Control

ZHANG Han, YIN Jun, LI Yibao, HE Jiaxing   

  1. GAC Automotive Research&Development Center
  • Online:2022-10-30 Published:2022-10-30
  • Contact: ZHANG Han

摘要: 针对一种液电式主动悬架系统,设计了一个滑模控制器,研究了液电式主动悬架系统 的幅频特性。首先介绍液电式主动悬架系统工作原理;其次利用 MATLAB/Simulink 建立了液 电式主动悬架系统二自由度仿真模型;最后针对液电式主动悬架系统设计了一个滑模控制器, 结合液电式主动悬架系统二自由度动力学模型进行仿真试验。仿真试验表明,基于滑模控制 器的液电式主动悬架系统在悬架一阶固有频率处均能够将悬架评价指标有效衰减,在二阶固 有频率处也可以取得一些优化。

关键词: 液电式主动悬架;滑模控制;仿真试验;MATLAB/Simulink

Abstract: A slide mode controller was designed based on a hydraulic electromagnetic active suspension, then the amplitude frequency characteristic of hydraulic electromagnetic active suspension based on slide mode controller was analyzed. Firstly, the structure and working principle of hydraulic electromagnetic active suspension was described. Secondly, a two degree of dynamical model with MATLAB/Simulink was constructed. Thirdly, the slide mode controller was designed, and then the simulation test was contructed. The simulation results showed that the index of hydraulic electromagnetic active suspension was smaller than the traditional suspension.

Key words: Hydraulic electromagnetic active suspension; Slide mode controller; Simulation test; MATLAB/Simulink