Cooperative Platoon Control of Heterogeneous Vehicles Under a Novel Event-Triggered Communication Strategy

This paper investigates the cooperative platoon control problem of heterogeneous vehicles. Under a leader and predecessor following communication structure, each following vehicle tracks the state of the leader while maintaining a constant spacing between successive vehicles. To reduce the utilizati...

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Main Authors: Zhongchang Liu, Zhihui Li, Ge Guo, Hui Cheng
Format: Article
Language:English
Published: IEEE 2019-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/8675740/
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author Zhongchang Liu
Zhihui Li
Ge Guo
Hui Cheng
author_facet Zhongchang Liu
Zhihui Li
Ge Guo
Hui Cheng
author_sort Zhongchang Liu
collection DOAJ
description This paper investigates the cooperative platoon control problem of heterogeneous vehicles. Under a leader and predecessor following communication structure, each following vehicle tracks the state of the leader while maintaining a constant spacing between successive vehicles. To reduce the utilization of communication resources, a new event-triggered communication strategy (ETCS) is proposed, where the current data of the following vehicle is transmitted to its direct successor only when the difference between the current data and the last transmitted data exceeds a state-dependent threshold. By properly designing the threshold, the number of data transmissions near the steady state is greatly reduced. The tracking errors of all vehicles are shown to be bounded while Zeno behavior can be avoided under the ETCS. The advantages of the proposed ETCS are discussed by comparing with the existing strategies. Moreover, to deal with the heterogeneity of the vehicles' dynamics, a decentralized and computationally efficient method is presented to solve the non-identical control gains of all the vehicles. The numerical simulations have been conducted to illustrate the effectiveness of the proposed approach.
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spelling doaj.art-e73a4bc52ad543b181b1568369de013b2022-12-21T22:10:56ZengIEEEIEEE Access2169-35362019-01-017411724118210.1109/ACCESS.2019.29077688675740Cooperative Platoon Control of Heterogeneous Vehicles Under a Novel Event-Triggered Communication StrategyZhongchang Liu0https://orcid.org/0000-0002-9729-3318Zhihui Li1Ge Guo2Hui Cheng3College of Marine Electrical Engineering, Dalian Maritime University, Dalian, ChinaSchool of Control Science and Engineering, Dalian University of Technology, Dalian, ChinaCollege of Marine Electrical Engineering, Dalian Maritime University, Dalian, ChinaSchool of Data and Computer Science, Sun Yat-sen University, Guangzhou, ChinaThis paper investigates the cooperative platoon control problem of heterogeneous vehicles. Under a leader and predecessor following communication structure, each following vehicle tracks the state of the leader while maintaining a constant spacing between successive vehicles. To reduce the utilization of communication resources, a new event-triggered communication strategy (ETCS) is proposed, where the current data of the following vehicle is transmitted to its direct successor only when the difference between the current data and the last transmitted data exceeds a state-dependent threshold. By properly designing the threshold, the number of data transmissions near the steady state is greatly reduced. The tracking errors of all vehicles are shown to be bounded while Zeno behavior can be avoided under the ETCS. The advantages of the proposed ETCS are discussed by comparing with the existing strategies. Moreover, to deal with the heterogeneity of the vehicles' dynamics, a decentralized and computationally efficient method is presented to solve the non-identical control gains of all the vehicles. The numerical simulations have been conducted to illustrate the effectiveness of the proposed approach.https://ieeexplore.ieee.org/document/8675740/Cooperative platoon controldecentralized controllerevent-triggered communicationheterogeneous vehicle platoon
spellingShingle Zhongchang Liu
Zhihui Li
Ge Guo
Hui Cheng
Cooperative Platoon Control of Heterogeneous Vehicles Under a Novel Event-Triggered Communication Strategy
IEEE Access
Cooperative platoon control
decentralized controller
event-triggered communication
heterogeneous vehicle platoon
title Cooperative Platoon Control of Heterogeneous Vehicles Under a Novel Event-Triggered Communication Strategy
title_full Cooperative Platoon Control of Heterogeneous Vehicles Under a Novel Event-Triggered Communication Strategy
title_fullStr Cooperative Platoon Control of Heterogeneous Vehicles Under a Novel Event-Triggered Communication Strategy
title_full_unstemmed Cooperative Platoon Control of Heterogeneous Vehicles Under a Novel Event-Triggered Communication Strategy
title_short Cooperative Platoon Control of Heterogeneous Vehicles Under a Novel Event-Triggered Communication Strategy
title_sort cooperative platoon control of heterogeneous vehicles under a novel event triggered communication strategy
topic Cooperative platoon control
decentralized controller
event-triggered communication
heterogeneous vehicle platoon
url https://ieeexplore.ieee.org/document/8675740/
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AT zhihuili cooperativeplatooncontrolofheterogeneousvehiclesunderanoveleventtriggeredcommunicationstrategy
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AT huicheng cooperativeplatooncontrolofheterogeneousvehiclesunderanoveleventtriggeredcommunicationstrategy