桁架式桥梁检测车及其液压系统仿真分析与研究

The Simulation Analysis and Research of the Truss Bridge Inspection Vehicle and its Hydraulic System

以某种型号的桁架式桥梁检测车为研究对象,介绍了它的结构组成和工作原理,并对它的液压系统进行了分析。并利用Simulink对它的摆幅机构电液比例控制系统进行了仿真研究,结果表明,通过调节PID控制器的参数可以方便有效提高系统的性能;验证了通过正确的数学建模,并利用Simulink对系统进行仿真分析,可以预先了解系统特性,提高设计系统时的效率,为完善桁架式桥梁检测车的性能和相关领域的研究提供了重要参考。

This paper introduces the structure and working principle of a kind of truss bridge inspection vehicle as the research object. And its hydraulic system is analyzed. And using the simulink of swing amplitude mechanism of electro-hydraulic proportional control system is studied by simulation. The results show that by adjusting the parameters of the PID controller that conveniently and effectively improve the system＇s performance, verify through the correct mathematical modeling and using the simulink to system simulation analysis,to advance understanding of the properties of the system and design system to improve the efficiency. This paper provides an important reference for the improvement of the performance of the truss bridge inspection vehicle and related fields.