反馈控制系统

As a numerical example of the automatic clutch with double-stage vibroisolation effects,computer simulations are made for the nonlinear dynamic system with incorporation of pole-assignment controller to follow ideal regular velocity outputs.

仿真以两级减振自控离合器跟踪理想响应为例，结果表明，对非线性系统实施反馈线性化控制，跟踪精度高，鲁棒性好。

A successive approximation algorithm of feedforward and feedback optimal control for linear systems with state time-delay affected by persistent disturbances is presented.

针对外部持续扰动下的线性时滞系统，提出一种前馈－反馈最优控制的逐次逼近算法。

In the virtual surgery system, the virtual scalpel could be manipulated on 3D liver mould with PHANTOM. The simulating effect was the same as the clinic operation for auxiliary partial orthotopic liver transplantation. Plane visualization of hepatic resection and intrahepatic vessel cutting was achieved by adjusting the transparency of the resection part. Life-like could be felt and power feeling could be touched during virtul operation. Conclusion ① The visualized liver mould reconstructed is 3D and verisimilar, and it is helpful to design reasonable scheme for liver transplantation.

在建立的虚拟手术系统的虚拟环境中，使用力反馈设备PHANTOM操纵"虚拟手术刀"模拟了辅助性部分原位肝移植的手术过程，其结果符合临床手术的效果；通过控制肝脏模型切除部分的透明度，使肝脏手术切割平面可视化以及肝脏内部管道手术切断平面可视化；手术模拟过程逼真，形象，且有"力"的感受。

The poor connection of all the NCU1 network controllers of your company's BA system has made it impossible to have an on-line control of the No.2 recycling pump of heat exchanger, the geothermic pump, the pump motor, the ventilation motor, the grill motor, and other equipment, and to read the feedback values of the on-spot breakdowns and conditions.

贵司BA系统NCU1网络控制器全部离线，造成热交换器2#循环泵、地热循环泵、水泵电机、通风电机、格栅电机等设备无法在线控制，不能读取现场故障、状态等反馈值。1#－5＃生活水泵、生活水泵运行时间统计、锅炉系统供回水压差、供水温度、回水温度、回水流量等数值无法显示运行状态及现场流量值数据。

Thus closed control structure is available, which fits for application on line and avoids the inadaptable for serious disturbance caused by linearized model.

本文首先以单机无穷大系统为例，分别采用OVAC和直接反馈线性化最优法设计了HVDC功率调制与发电机励磁的协调控制规律。

In this paper, nonfeedback chaos control of Chen's system is realized with nonresonant parametric drive.

本文利用非共振参数策动实现对Chen系统的非反馈方式混沌控制。

This paper addresses the off-line output feedback predictive control for systems with polytopic description.

研究多包描述系统的离线型输出反馈预测控制。

To overcome this drawback, a predictive control algorithm based on nominal objective function is presented. For polytopic uncertain systems with both state and input delays, a saturating state feedback predictive control algorithm is also investigated.

考虑到输入时滞的存在，针对凸多面体不确定状态和输入时滞系统，进行了带有饱和特性的状态反馈预测控制研究。

Superficial Approach to Common Disease in Quality of Highway Engineering and Precontrol of Them;2. This paper describes a complex control scheme combined with feed forward precontrol and feedback monitor control to realize the automatic Control of sendzimir reversible cold-mill.

采用前馈预控、反馈监控的复合控制实现甘辊可逆冷轧机的AGC；并在新的厚控模型基础上提出改进措施，克服了经典厚控方法在动态过程和系统在线参数辨识中精度差、计算量大等局限。

Study nonlinear robust control for the other class of uncertainties which may exist in practical systems,——unmodelled uncertainties.

Kanellakopoulous等提出的参数纯反馈系统的自适应控制作了改进，使之能抵御有界匹配外扰。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。