精品文档---下载后可任意编辑龙门双柱式液压举升机的液压系统建模仿真与控制讨论的开题报告【摘 要】龙门双柱式液压举升机是一种常用于起重和搬运工作的机械设备。为了满足使用要求和提高设备效率，需要对其液压系统进行建模仿真和控制讨论。本文基于 MATLAB/Simulink 工具，对液压系统进行建模，分析了举升机的液压系统的主要结构和工作原理，并设计了液压系统的控制策略，完成了模型仿真。在模型的建立中，通过对举升机的液压系统进行分析，建立了其数学模型，包括各系统元件的物理方程和控制方程。对于系统中的主要液压元件（如油泵、缸筒、液压阀等）进行建模，并分析了其的数学模型。通过建立数学模型，可以实现对系统参数的优化和控制策略的设计。在仿真过程中，本论文利用 MATLAB/Simulink 建立了龙门双柱式液压举升机的液压系统仿真模型，并进行了有效性验证。在该模型中，采纳了 PID 控制器，通过调整 PID 参数，实现了对液压系统运动的控制。仿真结果表明，所设计的控制策略可以有效控制举升机的运动，达到设定要求。【关键词】龙门双柱式液压举升机；液压系统；建模仿真；控制策略【ABSTRACT】The gantry double-column hydraulic lifting equipment is a kind of mechanical equipment commonly used for lifting and handling work. In order to meet the use requirements and improve the equipment efficiency, it is necessary to carry out model and control research on the hydraulic system. Based on the MATLAB/Simulink tool, this paper models the hydraulic system, analyzes the main structure and working principle of the lifting machine hydraulic system, designs the control strategy of the hydraulic system, and completes the model simulation.In the model establishment, the mathematical model of the hydraulic system of the lifting machine is established by analyzing the hydraulic system of the lifting machine, including the physical equations and control equations of each system component. The mathematical models of the main hydraulic 精品文档---下载后可任意编辑components (such as oil pumps, cylinder barrels, hydr...
