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Research on Traffic Scheduling Strategies and Improved Algorithms for In-Vehicle Time-Sensitive Networks
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Xudong Zhang1, 2, Ya Wen1, 2, Yuan Zou1, 2, Wenjing Sun1, 2, Zhaolong Zhang3, Fengmin Tang4, Weiguo Liu4, 5
Automotive Engineering | 2024, 46(1) : 75 - 83
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Automotive Engineering | 2024, 46(1): 75-83
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Research on Traffic Scheduling Strategies and Improved Algorithms for In-Vehicle Time-Sensitive Networks
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Xudong Zhang1, 2, Ya Wen1, 2, Yuan Zou1, 2, Wenjing Sun1, 2, Zhaolong Zhang3, Fengmin Tang4, Weiguo Liu4, 5
Affiliations
  • 1 School of Mechanical Engineering,Beijing Institute of Technology,Beijing  100081
  • 2 Beijing Institute of Technology,National Engineering Research Center for Electric Vehicles,Beijing  100081
  • 3 Beijing Electric Vehicle Co.,Ltd.,Beijing  100176
  • 4 National Innovation Center of Intelligent and Connected Vehicles,Beijing  100176
  • 5 Zhejiang University,Hangzhou  310058
Published: 2024-01-25 doi: 10.19562/j.chinasae.qcgc.2024.01.008
Outline
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The traffic scheduling problem in timesensitive networking (TSN) of automotive electrical and electronic architecture is investigated in this paper. To meet practical application requirements, a method for establishing the topology of invehicle TSN network is proposed. To address the multitype traffic scheduling problem in the network, a traffic scheduling strategy based on the TimeAware Shaper (TAS) mechanism is proposed, and the corresponding mathematical model is established, to reduce the total network delay while considering both the time sensitivity of highpriority traffic and the data integrity of lowpriority traffic. To solve the problems of unstable solution efficiency caused by the complex information flow forwarding process in the model and the difficulty of optimization caused by numerous traffic scheduling solutions, an improved genetic algorithm (IGA) is proposed which is optimized from the aspects of setting adaptive crossover probability formula, introducing in taboo search mutation, and combining multiple populations. The experimental results show that the proposed algorithm improves the optimality by 43.47% in endtoend latency optimization and the solution generation stability by 76.96%. The algorithm can obtain lowlatency and highreliability traffic scheduling solutions for invehicle TSN. The research findings of this paper provide insights for the study of intelligent connected vehicles and the optimization of invehicle network communication algorithms.

time-sensitive network(TSN)  /  traffic scheduling  /  genetic algorithm  /  taboo search
Xudong Zhang, Ya Wen, Yuan Zou, Wenjing Sun, Zhaolong Zhang, Fengmin Tang, Weiguo Liu. Research on Traffic Scheduling Strategies and Improved Algorithms for In-Vehicle Time-Sensitive Networks[J]. Automotive Engineering, 2024 , 46 (1) : 75 -83 . DOI: 10.19562/j.chinasae.qcgc.2024.01.008
Year 2024 volume 46 Issue 1
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Article Info
doi: 10.19562/j.chinasae.qcgc.2024.01.008
  • Receive Date:2023-03-26
  • Online Date:2025-07-20
  • Published:2024-01-25
Article Data
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History
  • Received:2023-03-26
  • Revised:2023-07-19
Funding
Affiliations
    1 School of Mechanical Engineering,Beijing Institute of Technology,Beijing  100081
    2 Beijing Institute of Technology,National Engineering Research Center for Electric Vehicles,Beijing  100081
    3 Beijing Electric Vehicle Co.,Ltd.,Beijing  100176
    4 National Innovation Center of Intelligent and Connected Vehicles,Beijing  100176
    5 Zhejiang University,Hangzhou  310058
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多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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