NCS

Time delay uncertainty among the sensors, actuators and controllers is a key problem for the networked control system ( NCS).

传感器，执行器以及控制器之间的延迟不确定性问题是网络化控制系统（NCS）的一个关键问题。

The NCS is modelled as models of linear switched control systems under certain switching sequences.

把多包传输网络控制系统建模为具有一定切换规则的线性切换系统模型.

H ∞ In Chapter 4, the problem of robust fault detection of the discrete NCS is discussed in both case of single-packet and multiple-packet transmission.

H∞第4章从单包传输及多包传输两种情况来研究离散网络化控制系统的鲁棒故障检测问题。

In specific, a novel Markovian jump linear system with time-varying delays is used to model the networked control system ( NCS).

本文将网络化控制系统NCS建模为带有时延的马尔可夫跳变系统。

Feedback control systems in which the control loops are closed through data and command communicating networks are called networked control systems ( NCS).

网络化控制系统（NCS）是一种可以通过数字通信网络进行数据和命令传输的闭环反馈控制系统。

The influence of sampling period to NCS is discussed.

讨论了系统采样周期对网络控制系统的影响.

The characteristics of random and time-varying of the closed-loop NCS is derived by the random and time-varying delays. Thus, it is difficult to use conventional linear time-invariant system theory to analysis and design NCS.

网络诱导时延的随机性和时变性使得闭环NCS也具有了随机性和时变性，从而难以利用常规线性时不变系统的理论和方法进行系统的分析和设计。

The primary characteristics of NCS are its complexity of systematic structure, large-scale, and integration of many modes subsystems.

网络化控制系统的主要特征是系统结构复杂、规模大，系统构成常具有多模式子系统集成的特点。

GPC-based delay compensation approach for NCS with delays of non-integral multiple of sampling period

基于GPC的NCS非整数倍采样周期时延补偿方法

With the development of automatization information and intelligence, it is very necessary to develop the research of ship engine room based on PLC NCS.

所以在舰船自动化、信息化和智能化的进一步发展的过程中，开展基于PLC控制器的网络监控系统在舰船机舱监控上的应用与研究势在必行。

Optimal conditions of Ag NCs in preparation and application.

2Ag NCs制备及应用的最适条件。

Finally, the time delay compensation controller is designed for NCS when the controller is event-driven.

最后, 研究了控制器为时钟驱动时网络控制系统的时延补偿控制.

In network control system ( NCS), the data can be scheduled or not is an important issue to be concerned.

在网络控制系统（NCS）中，数据是否可调度是值得关注的。

With regards to the characteristics of uncertain transmission delay and packet dropout of networked control system ( NCS), a distributed model is proposed in this paper.

针对网络化控制系统（NCS）具有不确定性的传输迟延与数据丢包特性，设计了一个分布式的网络化控制系统模型。

The morphology which has been reported of Au NCs includes spherical, triangle, hexagon, cubic and rod.

已报道的可以控制生长的金纳米晶体有球形、三角形、六边形、立方形及棒状等，目前报道较多的是棒状金纳米晶的研究。

The algorithm uses the time-stamp method to estimate the control delay, predicts the future outputs based on a discrete time delay state space model, and drives the control law that applies to an NCS from the idea of a PFC algorithm.

该算法通过时戳方法来估计网络在控制系统中引入的总延迟，根据系统离散的延迟状态空间模型来预测未来输出，并由预测函数控制的思想得到了适用于网络控制系统的控制规律。

A controlling system by using NCS-51 single chip microcomputer for are welding power source made from crystal thyratron is introduced.

介绍了一种由NCS-51系列单片机组成的晶闸管弧焊电源控制系统。

Networked control system ( NCS) is a feedback control system whose sensors, controllers and actuators are all connected via networks.

将传感器、控制器和执行器通过网络形成的闭环反馈控制系统称为网络控制系统。

The networked control system ( NCS) deals with how to realize close loop control through network. It is a multi subject research region involving control science, computer network, etc.

网络化控制系统（NetWorked Control System，简称NCS）研究的是如何通过网络实现闭环控制，是涉及控制科学和计算机网络等多个学科知识的跨学科研究领域。

In addition, NCs are capable of accessing legacy applications, which many organizations still use today.

此外, NC也能访问很多机构现在仍在使用的老的应用程序.

The control packet dropout is described as a Bernoulli process. Then, in terms of the strategy based on forgetting factor method, a new NCS model is proposed.

利用伯努利过程对随机丢包现象进行数学描述，在此基础上，结合基于遗忘因子法的丢包补偿策略，提出了新的NCS模型。

The surface morphology , structural and spectroscopic properties of the as-deposited NCs were characterized.

作奈米结构的表面形貌与结构和光学的特性分析.

Considering the state feedback control law, the resulting closed-loop NCS is modeled as a Markovian switched system which depends on the current and past time delay by the state augmentation techniques.

在考虑状态反馈控制律的情况下，通过增广技巧将闭环NCS建模成一个模态与当前时刻和过去时刻网络诱导时延有关的马尔可夫随机切换系统。

NCS is network-based distributed control system.

网络控制系统(NCS)是基于网络的分布式控制系统.

Networked Control System ( NCS), as the extension of computer network in the field of control, is widely used in the industrial automation field and process control field.

网络化控制系统（NetWorked Control System，NCS）作为计算机网络技术在控制领域的延伸，具有很广泛的应用前景。

Aiming at the problem of undetermined time delay in network control system ( NCS), the strategy based on neuron controller for compensating time delay is proposed in accordance with the characteristic analysis of time delay in cyclic service network and random contention network.

针对网络控制系统（NCS）中的不确定时延问题，在分析循环服务网络和随机争用网络的时延特性的基础上，提出了一种基于神经元控制器的时延补偿策略。

This paper proposes two methods about delay estimation and the delay data procurement on-line to deal with the random delay of networked control system ( NCS), then sets up a mathematical plant model.

本文针对网络化控制系统（NetWorked Control System，简称NCS）的随机延时，提出了延时估计和在线获得延时数据的两种方法，建立控制对象的数学模型。

Networked Control System ( abbreviated to NCS), namely, it is the result of development of computer technology, communication technology and control technology.

网络控制系统（NetWorked Control System，简称NCS），即网络化的控制系统，是计算机技术、通信技术与控制技术发展的产物。

Secondly, controller design of NCS for delay compensation is studied when the controller is clock-driven.

其次, 研究了控制器为事件驱动时网络控制系统的时延补偿控制.

Finally, the future development of NCS is forecasted.

最后展望了网络控制系统的发展前景.