Magnetic coupling dual-mode wireless power transmission device and control method thereof
A technology of wireless power transmission and magnetic coupling, applied in circuit devices, electrical components, electromagnetic wave systems, etc., can solve the problem of reducing transmission efficiency, and achieve the effects of reducing power consumption, saving power, and improving efficiency
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[0041] As shown in the figure, the magnetically coupled dual-mode wireless power transmission device of the present invention includes a transmitting end and a receiving end. Drive circuit, switching power supply, external power supply interface, transmitter control unit, primary induction coil voltage sampling module, ADC conversion circuit A, Wi-Fi module A, the power input port of the switching power supply is connected to the external power supply interface, and the power output of the switching power supply The port is connected to the power input port of the high-frequency inverter circuit, the control signal input port of the switching power supply is connected to the control signal output port of the transmitter control unit; the power output port of the high-frequency inverter circuit is connected to the primary induction coil, and the high-frequency inverter The drive signal input port of the transformer circuit is connected to the output port of the IGBT drive circui...
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