挤吹设备型坯壁厚控制系统的设计  

Design of mould wall thickness control system for extruding and blowing equipment

作　　者：傅成霞 周琪 张永红 温欢 FU Cheng-xia;ZHOU Qi;ZHANG Yong-hong;WEN Huan(Gansu Electric Apparatus Research Institute,Tianshui 741018,China;Gansu Key Laboratory of High and Low Voltage Electrical Research and Testing Technology,Tianshui 741018,China;Tianshui Electric Drive Research Institute Group Co.,Ltd.,Tianshui 741020,China;State Key Laboratory of Large Electric Drive System and Equipment Technology,Tianshui 741020,China)

机构地区：[1]甘肃电器科学研究院,甘肃天水741018 [2]甘肃省高低压电气研发检测技术重点实验室,甘肃天水741018 [3]天水电气传动研究所集团有限公司,甘肃天水741020 [4]大型电气传动系统与装备技术国家重点实验室,甘肃天水741020

出　　处：《电气传动自动化》2020年第2期31-34,共4页Electric Drive Automation

摘　　要：设计研发了由PLC、电液比例换向阀、负载液压缸和位移传感器等构建的闭环反馈壁厚控制系统。在对各控制机构分析建模的基础上,进行了Simulink仿真研究并设计配备了PID控制器。Simulink仿真结果表明,该控制系统达到了预期的控制目标。The closed-loop feedback mould wall thickness control system is designed and developed,which is composed of PLC,electro-hydraulic proportional and directional control valve,load hydraulic cylinder and displacement sensor.Based on the analysis and modeling of each control mechanism,the simulation research by Simulink software is carried out and the PID controller is designed.The simulation results show that the control system achieves the expected control goal.

关 键 词：挤吹 型坯壁厚 PID控制器 仿真 

分 类 号：TQ32[化学工程—合成树脂塑料工业]