| Author Name | Affiliation | | Junqiu Li | State Engineering Laboratory of Electric Vehicles, Beijing Institute of Technology, Beijing 100081, China | | Jiwei Liu | State Engineering Laboratory of Electric Vehicles, Beijing Institute of Technology, Beijing 100081, China | | Chao Sun | State Engineering Laboratory of Electric Vehicles, Beijing Institute of Technology, Beijing 100081, China | | Fengchun Sun | State Engineering Laboratory of Electric Vehicles, Beijing Institute of Technology, Beijing 100081, China |
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| Abstract: |
| Due to high efficiency, high controllability, high integration, lightweight, and other advantages, electric vehicle with hub motor driving technology has become an emerging trend of chassis technology. This paper concludes the current state-of-the-art of hub motor drive technologies. Firstly, it summarizes recent hub motor drive products and makes suggestions for hub motor drive schemes in different application scenarios. Then research on hub motor drive key technologies such as integrated design, thermal optimization, lightweight, and intensity optimization is investigated. Considering the high response accuracy and zero delay characteristic of hub motor driving system combined with advanced distributed dynamics control technology that can further improve vehicle performance, this paper also analyzes existing chassis dynamics control technologies of hub motor driving system. Considering the development trend of vehicle electrification, intelligentization, network connection, and current research, this paper makes some forecasts for hub motor drive technologies development in the conclusion. |
| Key words: hub motor drive current research integrated optimization technique control technology development direction |
| DOI：10.11916/j.issn.1005-9113.20033 |
| Clc Number:U463 |
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| Descriptions in Chinese: |
| 综述：电动车辆轮毂电机驱动技术研究进展 李军求，刘吉威，孙超，孙逢春* （电动车辆国家工程实验室，北京理工大学，北京 100081） 中文说明：电动车辆轮毂电机驱动技术因其高效率、高操控性、高集成度、整车轻量化等优势，成为底盘技术的一个新兴热点。本文总结了轮毂电机驱动技术的发展现状。首先，对近年来轮毂电机驱动产品进行了总结，并对不同应用场景下轮毂电机驱动方案提出了建议。接下来对轮毂电机驱动系统的集成设计、热优化、轻量化和强度优化等关键技术进行概述。考虑到轮毂电机驱动系统的高响应精度和零延迟特性，结合先进的分布式动力学控制技术可以进一步提高整车性能，本文还对现有轮毂电机驱动车辆的底盘动态控制技术进行了回顾总结。最后结合汽车电气化、智能化、网络化的发展趋势和研究，对轮毂电机驱动技术的发展方向做出了几点展望。 关键词：轮毂电机驱动,研究现状,集成优化技术,控制技术,发展方向 |
