Asynchronous compensation pressure equalization device for vehicle-mounted super capacitor, and control method
A technology of supercapacitor and voltage equalizing device, which is applied in circuit devices, battery circuit devices, current collectors, etc., can solve the problems of voltage imbalance of supercapacitor energy storage system, affecting the energy storage efficiency and service life of supercapacitors, etc.
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[0057] The present invention will be further described below in conjunction with the accompanying drawings.
[0058] like figure 1 As shown, the present invention discloses an asynchronous compensation voltage equalization device for a vehicle-mounted super capacitor, comprising: a DC / AC unit, n synchronous rectification units, a voltage and current acquisition unit and a control unit;
[0059] The vehicle-mounted super capacitor includes n super capacitor units connected in series;
[0060] The DC side of the DC / AC unit is connected to the positive and negative electrodes of the vehicle-mounted super capacitor, and the AC side of the DC / AC unit has n output terminals; the n output terminals are respectively connected with the AC sides of the n synchronous rectification units; n The DC side of the synchronous rectification unit is respectively connected with the positive and negative electrodes of the n supercapacitor units;
[0061] The input end of the voltage and current ...
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