0.6MN自由锻造液压机力闭环控制系统性能分析

中国机械工程 ›› 2015, Vol. 26 ›› Issue (22): 3087-3096.

0.6MN自由锻造液压机力闭环控制系统性能分析

孔祥东1,2;骆洪亮2;权凌霄1,2;卢江辉2;张琦玮2

1.燕山大学河北省重型机械流体动力传输与控制实验室,秦皇岛,066004
2.先进锻压成形技术与科学教育部重点实验室(燕山大学),秦皇岛,066004

出版日期:2015-11-25 发布日期:2015-11-23
基金资助:
燕山大学重型机械协同创新中心资助项目(ZX01-201400-01);上海市大型铸锻件制造技术协同创新中心资助项目(6010039)

Analyses of Force Closed-loop Control Characteristics of 0.6MN Free-forging Hydraulic Press

Kong Xiangdong1，2;Luo Hongliang2;Quan Lingxiao1，2;Lu Jianghui2;Zhang Qiwei2

1.Hebei Provincial Key Laboratory of Heavy Machinery Fluid Power Transmission and Control, Yanshan University, Qinhuangdao, Hebei, 066004
2.Key Laboratory of Advanced Forging & Stamping Technology and Science (Yanshan University), Ministry of Education of China, Qinhuangdao,Hebei,066004

Online:2015-11-25 Published:2015-11-23

摘要/Abstract

摘要：

为提高锻件性能和材料利用率,研究了锻造液压机的工作原理，并建立其数学模型，采用频域分析方法，研究负载刚度对力控系统特性的影响。利用AMESim与MATLAB/Simulink建立协同仿真平台，分析系统动态性能，同时分别引入PID控制器、积分分离控制器以及模糊PID控制器分析研究其对于0.6MN自由锻造液压机力闭环控制性能的影响，并通过实验验证仿真结果的正确性。

关键词: 锻造液压机；力闭环控制系统；系统响应, 锻件性能

Abstract:

In order to improve forgings performance and material utilization, a new kind of force closed-loop forging method was put forward. And its mathematical model was established, using the frequency domain analysis method, the influences of load stiffness on force control system features were studied.The dynamic performance was analyzed with AMESim and MATLAB/Simulink system. The effects of the PID controller, the integral separation controller and the fuzzy PID controller on the force closed-loop control performance of forging hydraulic press were studied,and the simulation results were verified through the experiments.

Key words: forging hydraulic press;force closed-loop control system;system , response;forging performance

中图分类号:

TH137

孔祥东, 骆洪亮, 权凌霄, 卢江辉, 张琦玮. 0.6MN自由锻造液压机力闭环控制系统性能分析[J]. 中国机械工程, 2015, 26(22): 3087-3096.

Kong Xiangdong, Luo Hongliang, Quan Lingxiao, Lu Jianghui, Zhang Qiwei. Analyses of Force Closed-loop Control Characteristics of 0.6MN Free-forging Hydraulic Press[J]. China Mechanical Engineering, 2015, 26(22): 3087-3096.

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