Three-port direct-current converters and control method and circuit thereof
A DC converter and three-port technology, applied in the direction of DC power input conversion to DC power output, DC power supply parallel operation, control/regulation system, etc., can solve the problems of low power density, high cost, and large number of components, and achieve The control is simple, the cost is low, and the effect of centralized control is realized
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[0031] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.
[0032] figure 1 As shown, the first three-port DC converter includes the input source V 1 , energy storage device V 2 , the first switch tube S 1 , the second switch tube S 2 , the first diode D 1 , the second diode D 2 , energy storage inductor L, filter capacitor C and load R, where: the second diode D 2 anode of the input source V 1 connected to the anode of the second diode D 2 The cathode of the energy storage device and the first switching tube S are respectively connected 1 connected to the drain of the first switching tube S 1 The source of the energy storage inductor L and the first diode D 1 connected to the cathode of the first diode D 1 The anode of the energy storage device V 2 The anode and the second switching tube S 2 The other end of the energy storage inductor L is connected to one end of the filter capacitor C a...
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