Active clamp zero voltage soft switch high-gain boost type interleaving parallel convertor

The utility model discloses an active clamping zero-voltage soft switch high-gain boost interlaced parallel converter which comprises two power switch tubes, two clamping switch tubes, two clamping capacitances, two continuous current diodes and two coupling inductances; wherein the two coupling inductances are respectively provided with three windings. The utility model realizes the high-gain output of the converter through the second and third windings of the two coupling inductances, respectively losslessly absorbs and transfers the leakage inductance energy of two coupling inductances through the series circuit formed by the two clamping switch tubes and the two clamping capacitances, realizes the zero-voltage turning-on of the two power switch tubes, realizes the zero-voltage turning-off of the two power switch tubes through the parallel capacitance of the first and second power switch tubes, realizes the zero-voltage turning-on and turning-off of the two clamping switch tubes through the gate arrangement of the first and second power switch tubes as well as the first and second clamping switch tubes, has no energy loss elements in the circuit, has the simple structure, and thereby can improve the efficiency of the boost interlaced parallel circuit.