最优控制器

One of the important classes is Pritchard-Salamon system with unbounded admissible input operator and output operator. Keulen[4]and Curtain[5] has finished excellent work, but they added smooth condition when they transform the solution of H∞-Control into solving two algebraic Riccati equations.

其中重要的一类是具容许无界输入和输出的Pritchard-Salamon系统，这方面已有Keulen[4]，Curtain[5]等人的工作，不过他们在将次最优H_∞-控制器存在问题转化为相应Riccati方程解的存在问题时附加了"光滑性条件"。

The terminal sliding mode controller is designed by using unit vector style; the switching function of the terminal sliding mode is designed by the quadratic optimal control theory.

采用单位向量控制形式的最终滑动模态控制器，并采用二次型最优控制理论设计最终滑动模态的切换函数。

With the objective of the robot′s steady movement, the trajectory is sampled equably and each segment is considered as uniformly variable motion. To guarantee tracking precision, the relation between the tracking control error and the output torque of the controller is analyzed from the point of engineering.

而按照通常的规划算法所规划出的"最优"参考轨迹在实际中却难以应用，因为这一参考轨迹是基于机器人的精确动力学模型得到的，没有考虑实际系统中存在的模型不确定性，也未考虑控制器的动态特性，因而跟踪精度得不到保证。

Synchronously it can minish the influence coursed by model error and externaldisturbance of control system.

设计的最优滑模控制器能使一类串级不确定系统具有鲁棒稳定性。

A kind of linear discrete-time system with multirate control setting was studied and a controller design method was presented for the system.

研究了具有多重采样特点的离散时间控制系统，对这类系统给出了一种最优预见控制器的设计方法。

Dynamic equations of a 3 degreeoffreedom model for the multiaxle steering system of the truckhowitzer including the vehicle body sidesway characteristic was derived, a dimension reduction observer for rebuilding the vehicle state was constructed, and a vehicle steering controller based on the optimal tracking strategy was designed.

建立了包含车身侧倾特性的车载式火炮多桥转向三自由度模型动力学方程普适公式，并构造了用于重构车辆状态的降维观测器，设计了基于最优跟踪控制策略的车辆转向控制器。

Mathematical model of soft cut-in control system was analyzed, and the optimum control model also is established.

2分析软并网控制系统的数学模型，建立软并网控制器最优控制数学模型。

For the best control effect, a fuzzy control strategy is introduced in the automatic system. 9 intelligent sensors decentralized in each workshop collects each workshop temperature information, then the fuzzy control machine deals with these data, and sends the dealt information to S7-300PLC to control 9 air-conditions placed on rooftop to run.

要保证加工质量，就要保证空调系统能将车间温、湿度在加工期间随时都控制在要求的范围内，为了达到最优的控制效果，该空调自动控制系统还引入了模糊控制策略，利用分布在车间各个位置的九台智能温、湿度传感器采集不同位置的车间温、湿度信息，通过模糊控制器处理后，送入S7-200PLC进行程序处理，控制九台屋顶空调机组动作，实时进行调整，使车间内的温、湿度总能处于系统设定的范围内。

ABSTRACT : This paper analyzed the change of bound of shaft model perturbation using minimizing of torsionals,and a design method of turbine optimal valving controller is proposed based on minimzing of torsionals.

通过分析扭振分量极小化前后的模型摄动边界变化，给出了考虑扭振模态的汽轮机最优汽门控制器的鲁棒设计方法。

Simulation shows that the control system of canal operation designed with optimal control theory is steadiness, and that the state of canal water flow can be regulated to the target state from any initial state.

表明用最优控制理论设计的渠道运行控制系统控制器稳定性好，能够将渠道运行系统的任意初始状态，调整到目标状态。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。