The invention discloses a wireless power transmission device with multiple coils and a wireless power transmission method, and relates to the technical field of wireless power transmission, the wireless power transmission device comprises a plurality of power transmission tail end coil systems and a power transmission starting end system, the power transmission starting end system comprises an alternating current power supply, a rectification filter circuit and an inverter circuit, the power transmission tail end system comprises a rectification filter circuit and a current collection object, the current collection object is an automobile, a coil part in wireless power transmission is composed of a power transmission starting end coil and a power transmission tail end coil, the working state of each main coil is accurately controlled by distinguishing energy consumption in the automobile running process, and the power transmission starting end coil and the power transmission tail end coil are connected. The problems of electromagnetic interference, overheating and the like can be effectively avoided, use safety is ensured, meanwhile, different numbers of main coils are used according to the real-time state of an automobile, it can be ensured that stable power transmission can still be kept when equipment moves or the position changes, and the wireless power transmission stability of the automobile is improved.
本发明公开了具有多线圈的无线电力传输装置和无线电力传输方法,涉及无线电力传输技术领域,包括多个电力传输末端线圈系统和电力传输起始端系统,所述电力传输起始端系统包括交流电源、整流滤波电路和逆变电路,所述电力传输末端系统包括整流滤波电路和集电对象,集电对象为汽车,无线电力传输中的线圈部分由电力传输起始端线圈和电力传输末端线圈组成,通过区分汽车行驶过程中的能耗,精确控制各主线圈的工作状态,可以有效避免电磁干扰和过热等问题,确保使用安全,同时根据汽车的实时状态,使用不同数量的主线圈,可以确保在设备移动或位置变化时,仍能保持稳定的电力传输,提高汽车的无线电力传输稳定性。
Wireless power transmission apparatus having multiple coils and wireless power transmission method
具有多线圈的无线电力传输装置和无线电力传输方法
02.07.2024
Patent
Elektronische Ressource
Chinesisch
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