一、绪论 .............................................................................................................1
1 课题背景 ..................................................................................................1
2 液压弯辊装置 ..........................................................................................1
3 液压伺服控制系统介绍 ..........................................................................3
4 液压弯辊力伺服控制系统 ......................................................................3
二、弯辊力电液伺服系统的数学模型 .............................................................4
1 弯辊力电液伺服系统的简化分析 ..........................................................4
2 弯辊力电液伺服系统的数学模型 ..........................................................5
2.1 电液伺服阀的数学模型 ..............................................................5
2.2 四通阀控缸的数学模型 ..............................................................6
2.3 电液力控制数学模型 ................................................................11
三、液压弯辊控制系统的仿真研究 ...............................................................13
1 仿真参数的确定及说明 ........................................................................13
1.1 参数计算 ....................................................................................14
1.2 系统参数汇总 ............................................................................15
2 系统的频域响应分析 ............................................................................16
3 系统的时间响应特性 ............................................................................19
四、结果分析 ...................................................................................................20
五、心得体会 ...................................................................................................20
参考文献 ...........................................................................................................20
