Any system of these two is a system requiring high real - time performance . this dissertation has researched and designed on real - time control system which includes two parts : firstly , about the technology of real - time data access 不管在单纯的过程控制系统还是流程工业综合自动化系统，都是一个实时性要求很高的系统，本文就实时控制系统进行了研究和设计，总共分为两部分： 1
This paper also discusses the application of agent in graphical real - time control system design software , and emphasizes the means of composing agent with basis components in grtcs , moreover , this paper presents a method to realize agent based on agent coordinator 本文研究了agent技术在图形化实时控制系统设计软件中的应用，结合grtcs重点研究了由实时系统中的基本组件实现agent的方法，并给出了一种基于agent协作器的具体实现技术。
In this paper , it is analyzed that in this system the embedded real - time ( rtos ) is needed . two rtoses , rt _ linux and uc / os which are both published with source code , are compared in many aspects and the later is more appropriate for our purpose 然后分析了在系统中引入rtos的必要性以及通用操作系统与rtos之间的区别，从多个方面比较了两个源代码开放的rtos ，即rt _ linux和uc os ，指出后者可能更加适合于中小规模的嵌入式实时控制系统。
To complete mu1titask real - time control under the dos operation system which is a simple task system , the paper introduces mechamsm of event driven , and presents a fundarnental model to describe the prograrnming of real - time control system . the model of programming has been applied to software design of the navigation system . and to manage multitask which sa1isfy the need of real ~ time and multitask control for the sins 为了解决单任务的dos操作系统上完成对多任务的实时处理，本文引入事件驱动机制，提出了计算机实时控制系统事件驱动程序设计的基本模型，并将此模型应用于导航系统的软件设计，实现了导航系统事件驱动管理多任务的机制，很好地满足了惯导系统实时性和多任务性的要求。
To help the designer to design and implement the complex control system and enhance the development efficiency , the thesis designs to develop a design software for the hdcs and researches the design idea and implementation way of it . the design software takes an advantage of the gui feature of java programming language to develop the graphical design platform and diagnosis tool , making user build the structure of control system directly and flexibly , and use the software tool easily 为了帮助工程人员设计与实现复杂控制系统并提高开发效率，本文设计开发一种递阶分布实时控制系统设计软件，并对其总体设计思想和具体实现方法作了研究。整个设计软件充分利用java语言编写图形用户界面( gui )的功能来开发图形化的设计平台与诊断工具，使用户能够借助图形直观而且灵活地构建整个控制系统的结构，并易于操作。
Aiming at the design and implementation of the complex realtime control system , the thesis takes example for the intelligent manipulator , giving a structure of the hierarchical and distributed control system ( hdcs ) based on the realtime control system ( rcs ) module , advancing the analysis and design method based on the task decomposition for the complex control system , and raising to use the state transition diagrams to describe the work flow of every control task . besides , the thesis illustrates how to realize the state transition diagrams by the state tables . the state tables convert the state transition diagrams into computer language , like c + + , so as to complete the control task 本文针对复杂实时控制系统的设计与实现，以智能机械手控制系统为实例，给出一种基于实时控制系统rcs ( realtimecontrolsystem ，简称rcs )模块的递阶分布控制系统结构；提出基于任务分解的复杂控制系统的分析与设计方法；提出用状态转换图描述控制任务的实现流程，并由状态表将状态转换图转化为计算机能够处理的程序设计语言(如c + + ) ，以此实现整个控制任务。
In the design of real - time control system , the paper takes three - phase full - bridge mosfet inverter as the real - time control main circuit , and adopts a control scheme with 120 ? switching mode combined with half - bridge pulse width modulation ( pwm ) , which would avoid straightthrough short of a certain bridge . phase current is detected by single current sensor ; three - phase position signals generated by position sensors could not only supply commutation information for inverter , but also be used for speed detecting based on signals " period measurement , which makes the speed sensor unnecessary . the whole control system adopts speed and current dual closed - loop control strategy in order to construct a high performance rare - earth permanent magnetic brushless dc motor ( repm bldcm ) full - digital real - time control system 在实时控制系统的设计中，本文以三相全桥mosfet逆变电路作为实时控制主电路，采用120导通方式结合半桥pwm调制的控制方案，从而有效地避免了桥臂的直通短路；本文用单电流传感器实现对相电流的检测，来自位置传感器的三相位置信号不仅为逆变电路提供换相信息，而且也用于基于信号周期测量的转速检测，这样就省去了速度传感器；系统采用的是速度、电流双闭环控制策略，力求构建高性能的稀土永磁无刷直流电动机全数字实时控制系统。
There is a pretty strict limit of reliability , cost , volume and energy - consuming . real - time embedded control system is applied for firm real - time and responding circumstance . aiming at direct current servo electromotor , a set of servo experiment system is designed , exploitation flow and process of real - time embedded control system are advanced , some issues of them are paid much more attention , the satisfied effects are obtained in the real circumstance , these issues include : exploitation of embedded system , analysis of superiority of the exploitation , the exploitation of embedded linux operation system from kernel customizing and file system cutting out to system starting up is researched , some factors which effect the system ' s capability are analyzed , the settled real - time schemes of linux os and the arithmetic of preemptive priority scheduling and round - robin scheduling and latest and rapid arithmetic are researched 本文围绕着针对直流伺服电机设计一套伺服试验系统，对于嵌入式实时控制系统应用技术进行了比较全面的研究，提出了嵌入式实时控制系统的开发流程和步骤，并对其中的一些问题进行了专门研究，在实物实验中获得了比较好的效果，这些问题包括：嵌入式操作系统开发，分析了使用linux操作系统进行嵌入式操作系统软件开发的优越性，并且从内核定制、文件系统裁剪、系统启动等几个方面研究嵌入式linux操作系统的开发；实时性研究，分析了在操作系统中影响系统实时性能的因素，研究了linux操作系统的几种实时解决方案，并且研究了基于优先级的可抢占式与可选择的同优先级按时间片轮转相结合的调度算法以及最迟响应与最快处理的可抢占式调度算法。
Today , many surveys have shown that more and more embedded gui systems , which should be flexible , efficient and portable , are increasingly applied in many embedded fields , such as handset devices , industrial real - time control systems , etc . and requirements to guis become more complex and diverse than which are used to be 使用gui系统作为人机界面的软件系统简洁、美观、方便好用,更加人性化,并且已经大量应用在嵌入式领域。近来的市场需求显示,越来越多的嵌入式系统,包括手持设备、机顶盒、工业实时控制系统等,均要求一个高性能、稳定可靠的gui系统支持。
This paper first introduces the need of rfss at real - time , analyzes the problems existing in the application of windows2000 for a real - time control system , and studies the domestic and oversea methods of solving this problem . then it considers to develop the real - time control system of rfss based on real - time extension 本文首先介绍了射频仿真系统对实时性的需求,分析了windows2000系统用于实时控制系统所存在的问题,并研究了国内外对此问题的研究状况,提出了在实时扩展的基础上开发射频仿真系统中的实时控制系统。
