An integrated electric automobile driving and charging power converter
A technology that integrates power and electric vehicles. It is applied in electric vehicle charging technology, electric vehicles, and the conversion of AC power input to DC power output. It can solve the problems of large system size, poor charging safety, and high cost, and achieve good charging safety. , the effect of reducing the space
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[0024] The present invention will be specifically introduced below in conjunction with the accompanying drawings and specific embodiments.
[0025] Such as Figure 4 As shown, an electric vehicle driving and charging integrated power converter includes: an isolated bidirectional DC conversion circuit connected to a power battery, a three-phase stator winding of a motor, a DC terminal connected to the isolated bidirectional DC conversion circuit and an AC terminal The three-phase bridge circuit connected to the three-phase stator winding of the motor, the AC end connected to the single-phase uncontrolled rectification circuit of the charging plug, the neutral point n connected to the three-phase stator winding of the motor and the one-way non-controlling rectification circuit Control the contactor MK between the positive poles of the DC terminal of the rectifier circuit. As an embodiment, the three-phase stator winding is a three-phase stator winding of a permanent magnet sync...
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