An inductive wireless charging system with variable secondary structure
A secondary structure, wireless charging technology, applied in charging/discharging current/voltage regulation, current collectors, electric vehicles, etc., can solve problems such as reducing system stability, unstable system operation, and increasing inverter capacity requirements
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[0131] image 3 As shown, the first specific implementation of the present invention is an inductive wireless charging system with a variable secondary structure, which is composed of a transmitting part and a receiving part. The transmitting part includes a DC power supply E and a high-frequency inverter connected in sequence. H. Primary compensation inductance L 1 , Primary coil compensator P A , Primary coil L P1 ; And in the primary compensation inductance L 1 With primary coil compensator P A The connection point and the high frequency inverter H and the primary coil L P1 A primary compensation capacitor C is connected between the connection points P ; The receiving part includes the secondary coil L connected in sequence S1 , Secondary coil compensator S A , Secondary compensation capacitor C S2 And rectifier filter circuit D, battery load Z.
[0132] The secondary winding compensator S A With secondary compensation capacitor C S2 Connection point and secondary coil L S1 A co...
specific Embodiment approach
[0152] Figure 4 Shown is the second specific embodiment of the present invention, an inductive wireless charging system with a variable secondary structure, which is composed of a transmitting part and a receiving part. The transmitting part includes a DC power supply E and a high-frequency inverter H connected in sequence. , Primary compensation inductor L 1 , Primary coil compensator P A , Primary coil L P1 ; And in the primary compensation inductance L 1 With primary coil compensator P A The connection point of the high frequency inverter H and the primary coil L P1 A primary compensation capacitor C is connected between the connection points P . The receiving part includes the secondary coil L connected in sequence S1 , Secondary coil compensator S A , Secondary compensation inductance L 2 And rectifier filter circuit D, battery load Z.
[0153] The secondary winding compensator S A With secondary compensation capacitor C S2 Connection point and secondary coil L S1 A constan...
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