The invention discloses a wireless charging heating system, a charging system, a heating method and a charging method, and relates to the technical field of wireless charging of electric automobiles. The cell stack power supply frequency converter is connected with the lithium ion cell stack and is used for converting the direct current output by the lithium ion cell stack into high-frequency alternating current; the heating system switch is connected with the cell stack power frequency converter and is used for controlling the on or off of the high-frequency alternating current; the heating coil is connected with the heating system switch and is used for heating the lithium ion battery stack; and the single chip microcomputer is connected with the lithium ion battery stack, the battery stack power frequency converter and the heating system switch, and is used for monitoring the temperature of the lithium ion battery stack and controlling the working states of the battery stack power frequency converter and the heating system switch. According to the scheme, the eddy current heating efficiency is high, and the heating temperature rise rate is high.
本发明公开了一种无线充电加热系统、充电系统、加热方法及充电方法,涉及电动汽车无线充电技术领域,其中,无线充电加热系统包括:锂离子电池堆;电池堆电源变频器,与所述锂离子电池堆连接,用于将所述锂离子电池堆输出的直流转换为高频交变电流;加热系统开关,与所述电池堆电源变频器连接,用于控制所述高频交变电流的通或断;加热线圈,与所述加热系统开关连接,用于对所述锂离子电池堆加热;单片机,与所述锂离子电池堆、所述电池堆电源变频器以及所述加热系统开关连接,用于监测锂离子电池堆的温度并控制所述电池堆电源变频器以及所述加热系统开关的工作状态。本发明中的上述方案涡流加热效率较高,加热温升速率快。
Wireless charging heating system, charging system, heating method and charging method
一种无线充电加热系统、充电系统、加热方法及充电方法
2023-07-04
Patent
Electronic Resource
Chinese
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