| 1. | The control principle is analyzed on the hydraulic hitch . the adjusted fashion and control methods are choose
为实现这个目标，确定了液压悬挂系统的调节方式和控制方法。 |
| 2. | So performances of the hydraulic hitch decide performances of tractor . theory and experiment are studied on the hydraulic hitch and the hydraulic loading
论文研究的内容主要是液压悬挂系统和液压加载系统的理论分析和试验研究。 |
| 3. | Using designed mcs96 microcomputer , experiments of the force , location and force & location adjusted fashion are finished adopting pid control
利用所开发的单片机测控系统对液压悬挂系统进行力调节、位调节和力位综合调节进行了试验研究。 |
| 4. | Experiments of the force and location adjusted fashion are finished adopting fuzzy control . the results of experiments express fuzzy control on the hydraulic hitch is feasible
采用模糊控制后，对液压悬挂系统进行力调节、位调节的试验研究，试验结果表明，采用模糊控制是可行的，能够得到较好的效果。 |
| 5. | Fuzzy control is applied to the tractor - mounted plough control system in this paper . using fuzzy toolbox and simulink . toolbox of matlab to design fuzzy controller and realize the software simulation
同时将模糊控制理论引入到液压悬挂系统中，即采用模糊控制方法利用matlab软件对液压悬挂系统进行了仿真分析，确定了模糊控制的准则。 |
| 6. | The parameters which the rotate speed change , working resistance and depth are included synthetically control the hydraulic hitch in tractor . the tractor is working at best state . the performance sof tractor are best expect interferers
液压悬挂系统是拖拉机作业机组的一个组成部分，对液压悬挂系统和液压加载系统的性能进行最优控制理论分析和控制方法的研究，是保证拖拉机作业机组达到最优性能的基础。 |
| 7. | The dynamic performances of the force and location adjusted fashion are satisfactional . the results of theory and experiment are consistent . the results of experiment express the dynamic performances of the hyd raulic hitch are satisfactional to tractor
试验结果表明，采用比例阀的液压悬挂系统位调节和力调节都具有良好的静动态性能，并且与理论分析结果一致，因此能达到对拖拉机农具控制的静动态品质要求。 |
| 8. | The mathematical model is establishd on the force . based on the simulation of matlab , in the pid control method , the dynamic performance analysis to the control system is also given , include time and frequency responses . controllability and observability are analyzed to the hydraulic hitch
在论文中，以力调节为例建立了液压悬挂系统的数学模型，采用pid控制方法对系统进行了理论分析，并利用matlab软件进行了仿真分析，给出了时域和频域仿真结果。 |
| 9. | In addition , resovling the base for fixing actuator in the part of setting and debugging of whole test bench ; indicating performance of the test bench reliability and the test data is accord with correlative standard and may be taken as the bases of trouble shooting and maintain for tractor hydraulic lift system through testing the hydraulic lifter ' s static performance of tractor newholland 110 - 90 . postgraduate : shenggang luan major : mechanism design and theory tutor : prof . bolin mi
试验台的安装与调试主要是完成加载油缸的地基处理，而在试验部分通过对纽荷兰110 - 90型拖拉机液压提升器的静态性能的检测，表明本试验台性能可靠，所得到的试验数据满足相关标准中规定的精度要求，可以作为拖拉机液压悬挂系统故障诊断和预知维修的依据。 |
| 10. | Finally the results of experiments indicate designed mcs96 microcomputer is proper . the mathematical model is establishd on the hydraulic loading , the dynamic performance analysis to the control system is also given , include time and frequency responses . controllability and observability are analyzed to the hydraulic loading , the dynamic performances are improved through emendation
利用所开发的单片机测控系统对液压加载系统进行了阶跃响应和频域响应试验研究，试验结果表明，液压加载系统完全能满足液压悬挂系统的要求，并且与理论分析结果一致，说明液压加载系统的设计和控制方法是正确的。 |
