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目前,电力线载波通信(PLC)技术无论在电动汽车车内控制系统,还是在车外充电控制系统中的应用都已成为国外研究热点。结合国内具体情况对PLC技术在站内充电通信系统中的应用做了系统研究。首先对电动汽车充电系统的系统架构和业务逻辑进行了简要介绍;对PLC技术在充电系统中的应用需求进行了分析,并提出了PLC在电动汽车交流充电系统中的两种应用方案;文章通过信道噪声水平测试和产品测试对PLC技术的可行性作了验证分析,并提出了PLC技术的组网模式;最后对PLC技术在电动汽车充电系统中的应用前景作了展望。
At present, power line carrier communication (PLC) technology has become a hot research field both in the electric vehicle interior control system and in the vehicle exterior charge control system. Combined with the domestic situation of PLC technology in the station charging communication system to do a systematic study. Firstly, the system architecture and business logic of electric vehicle charging system are briefly introduced. The application requirements of PLC technology in charging system are analyzed. Two application schemes of PLC in electric vehicle charging system are proposed. Channel noise level test and product test to verify the feasibility of PLC technology, and put forward the networking model of PLC technology; Finally, the prospect of PLC technology in electric vehicle charging system is forecasted.