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新能源商用车再生制动控制策略设计研究

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以最大化回收制动能量为目标,提出一种新能源商用车再生制动控制策略。通过对再生制动系统结构及原理、前后轮制动力分配、电机、电池功率等因素的分析,在保证制动方向稳定性前提下,合理分配前后轮制动力及后轮机电制动力。利用AMESim建立商用车再生制动系统仿真模型对控制策略进行仿真验证,最后通过转鼓试验和道路试验对本文控制策略进行试验验证。结果表明:所设计的控制策略能够大幅减少新能源商用车能量消耗,延长续驶里程。
Design and Research on Regenerative Braking Control Strategy of New Energy Commercial Vehicle
To maximize the regenerative braking energy as the goal,the paper puts forward a new energy commercial vehicle regenerative braking control strategy,through the analysis of the regenerative braking system structure and principle,front and rear braking force distribution,motor and battery power constraints,under the premise that guarantees braking direction stability,reasonably distribute the braking force.The simulation model of commercial vehicle regenerative braking system was established by AMESim to simulate and verify the control strategy.Finally,the control strategy in this paper was tested and verified by the chassis dynamometer.The results show that the designed control strategy can greatly save the energy consumption of new energy commercial vehicles and extend the driving range.

Battery electric commercial vehicleEnergy recoveryRegenerative brakingControl strategyBrake force distribution

周威力、封万程、巨建辉

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一汽解放汽车有限公司商用车开发院,长春 130011

纯电动商用车 能量回收 再生制动 控制策略 制动力分配

2024

汽车技术
中国汽车工程学会 长春汽车研究所

汽车技术

CSTPCD北大核心
影响因子:0.522
ISSN:1000-3703
年,卷(期):2024.(1)
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