自适应控制

According to the engineering practice, the problems of adaptive control theory were analyzed and the results with simulation were proved. Also an alterative way, model free control method, was introduced to resolve the above problem.

依据工程实践的结果，分析了某些自适应控制理论存在这类问题的原因，并通过仿真证实了分析的结论，并提出了应用无模型控制方法是打破这一困境的可能途径。

The sufficient conditions of robust stabilization of the system are obtained.The conclusion is significant in practice to forecast and control the red tide.Next,for a kind of spruce aphides and their predator international model,an adaptive fuzzy controller with biological characteristic is introduced in this paper.

其次研究了一类云杉蚜虫与其天敌相互作用模型，通过对捕食者和被捕食者同时施加控制，将生物特性引入模糊自适应控制。

A decentralized control law is proposed which combines the approximation method of neural network with sliding mode control.

针对一类具有未知界扰动和子系统部分已知的非线性大系统，结合神经网络逼近方法、滑模控制研究了一种新的分散鲁棒自适应控制方法。

We have proposed the switching adaptive control law for the systems and designed the Lyapunov function in this thesis. It is proved that the proposed switching adaptive control law guarantees the solutions of the nonlinear systems boundedness and convergence of the tracking error to a residual set based on the Lyapunovs stability theory. The residual set can be made arbitrarily small by choosing a certain design parameters.

文中设计出了这类系统的切换自适应控制律，并构造出相应的Lyapunov函数，基于Lyapunov稳定性理论证明了系统在所设计的控制律作用下，闭环信号都有界并且跟踪误差收敛到一个集合，通过选择适当的参数可使这个集合任意小。

A close-loop control system including cutting process control was designed to accomplish adaptive control of constant force cutting process .

针对恒力切削过程自适应控制，设计了包括切削过程的闭环控制系统。

Heavy oil distillation column ; chaotic neural network ; Laguerre function ; predictive control ; adaptive control

重油分馏塔；混沌神经网络； Laguerre函数；预测控制；自适应控制

Secondly, two kinds of robust adaptive control algorithms are put forward by making use of the normalization method and recursive least squares estimator with adequate adaptation freezing.

第二章讨论结构不确定系统的完备描述问题，在此基础上，首次建立了鲁棒自适应控制问题的一般提法，并提出了控制系统定性-定量建模理论与方法。

In this paper an adaptive flight control system for the longitudinal axis based on energy balance theory is described.

自适应控制理论在飞机飞行控制方面的应用，国内外已有多年的研究历史，然而达到实用要求的方案为数极少。

Adaptive control problem of nonlinear systems is one of active fields in nonlinear control theory's research.

非线性系统的自适应控制问题是控制理论研究中活跃的领域之一。

Vibration control ; neural network ; adaptive control ; nonlinear vibration system ; system identification

振动控制；神经网络；自适应控制；非线性振动系统；系统辨识

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。