结晶器在线调宽液压伺服系统仿真分析与试验研究

Simulation Analysis and Experiment of Hydraulic Servo System for On-line Width Adjustment

该文对板坯连铸机结晶器在线调宽工况下结晶器窄面夹紧装置进行了受力分析;介绍了结晶器在线调宽液压伺服系统原理,同时运用MATLAB/Simulink平台搭建了实际工况下的液压伺服系统模型,仿真结果显示结晶器在调宽工况下液压缸响应速度满足要求且液压缸跟随性良好;同时给出了现场调试过程中结晶器单侧窄面上下调宽液压缸位移关系,对后续研究结晶器在线调宽液压伺服系统具有重要指导意义。

In this paper,the stress analysis of the mold narrow surface clamping device under the condition of mold online width adjustment of slab caster is carried out;the principle of mold online width adjustment hydraulic servo system is introduced;at the same time,the hydraulic servo system model under actual working condition is built by using MATLAB/Simulink platform.The simulation results show that the response speed of the cylinder piston meets the requirements and the cylinder follow-up performance is satisfied Good;at the same time,give the displacement relationship of the cylinder on one side of the mold narrow surface in the process of field debugging,which has guiding significance for the follow-up research of mold on-line width adjustment servo system.