| 基于无线网络状态时延的控制器性能研究 |
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| 引用本文： | 滕永勤,刘锋.基于无线网络状态时延的控制器性能研究[J].机电工程,2009,26(5):66-68. |
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| 作者姓名： | 滕永勤 刘锋 |
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| 作者单位： | 浙江省环境保护科学设计研究院,浙江,杭州,310007 |
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| 摘 要： | 为了研究无线网络控制系统在不同网络负载下时延对系统性能的影响，首先根据无线网络负载状态对网络时延进行分析，给出系统的数学模型，并结合网络负载状态对系统模型作了分析，然后给出了控制器性能指标，利用DLQR（离散线性二次最优设计）方法优化控制器，并就时延对控制性能的影响进行了分析，实现了通过对网络负载状态的调节使系统控制器性能达到最优。最后应用数学模型，通过仿真验证了该研究方法和结果的有效性。
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| 关 键 词： | 无线网络 负载状态 时延 性能指标 优化 |
Controller performance based on wireless network state's time delays |
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| TENG Yong-qin,LIU Feng.Controller performance based on wireless network state''s time delays[J].Mechanical & Electrical Engineering Magazine,2009,26(5):66-68. |
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| Authors: | TENG Yong-qin LIU Feng |
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| Affiliation: | Environmental Science Research & Design Institute of Zhejiang Province;Hangzhou 310007;China |
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| Abstract: | Aiming at studying the effect of control system's performance in the present of delays based on the different network-load state in wireless networked control systems.Firstly,based on wireless network-load's state,network delays were analyzed,then a mathematical model with network delays was presented and further analyzed over network load's state.And then,control performance index was proposed,and the controller was optimized by using Discrete Linear Quadratic Regulator(DLQR) methods.Meanwhile,the influenc... |
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| Keywords: | wireless network load state delays performance index optimization |
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