Wireless charging system coupling coil and preparation method thereof
A coupling coil and wireless charging technology, which is applied in coil manufacturing, circuits, inductors, etc., can solve the problems of increased labor cost and time cost, no Litz wire involved, and affecting the system development process, etc., achieving strong versatility and high efficiency. Efficiency or efficiency and weight trade-off, the effect of low design threshold
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[0052]The present invention will be described in detail below in conjunction with specific embodiments. The following examples will help those skilled in the art to further understand the present invention, but do not limit the present invention in any form. It should be noted that those skilled in the art can make several changes and improvements without departing from the concept of the present invention. These all belong to the protection scope of the present invention.
[0053] The invention provides a method for preparing a coupling coil of a wireless charging system, comprising: a step of determining the coupling coefficient of the coil, a step of determining the inductance of the coil, a step of determining the model of the Litz wire, a step of determining the number of turns of the coil, and an optimal design scheme Determine steps. The coupling coil includes a transmitting end and a receiving end, the transmitting end is the transmitting coil, and the receiving end ...
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