摘要
为实现时间敏感网络流调度策略的优化设计,最大限度满足时间敏感应用的通信需求,有必要利用有效的仿真手段对时延特性进行全面研究。首先对时间敏感网络流控机制的工作原理和时延影响因素进行了分析,明确了时延特性仿真研究的基本目标;然后,比较了不同网络仿真方法的技术特点,选择MATLAB/Simulink作为仿真工具,设计了时间敏感网络时延模型和仿真算法;最后,针对主要流控机制应用场景,验证了基于MATLAB/Simulink的时间敏感网络时延仿真方法的可行性和正确性。研究成果对时间敏感网络时延特性研究和流控策略优化设计具有参考价值。
The transmission delay of time sensitive networking is affected by many network factors,so it shows significant dynamic characteristics.In order to optimize the flow scheduling strategy and meet the communication requirements of time sensitive applications to the maximum extent,it is necessary to study the delay characteristics comprehensively by using effective simulation methods.Firstly,the working principle and delay influencing factors of time sensitive networking flow control mechanism were analyzed,and the basic goal of delay characteristic simulation research was defined.Then,by comparing the technical characteristics of different network simulation methods,the MATLAB/Simulink simulation tool was selected,and the delay model and simulation algorithm were designed.Finally,the feasibility and correctness of the simulation method were verified for the main application scenarios of flow control mechanism.The research results have reference value for time sensitive networking delay characteristics research and flow control strategy optimization design.
作者
李江
高会生
曹旺斌
LI Jiang;GAO Hui-sheng;CAO Wang-bin(Department of Electronic and Communication Engineering,North China Electric Power University,Baoding 071003,China;Hebei Key Laboratory of Power Internet of Things Technology,North China Electric Power University,Baoding 071003,China)
出处
《科学技术与工程》
北大核心
2021年第35期15093-15100,共8页
Science Technology and Engineering
基金
国家自然科学基金青年科学基金(62001166)。
