High-frequency transformer loss decomposition method and device based on different excitation

The invention belongs to the technical field of transformers, and particularly relates to a high-frequency transformer loss decomposition method and device based on different excitations, and the method comprises the steps: obtaining the loss type of a high-frequency transformer; introducing an eddy current loss correction coefficient and a residual loss correction coefficient under asymmetric voltage excitation, and calculating the iron core loss of the high-frequency transformer according to the obtained loss type of the high-frequency transformer; calculating an eddy current loss correction coefficient and a residual loss correction coefficient under the excitation of the asymmetric voltage at any conduction time ratio by considering the change of the magnetic induction intensity under the excitation of the asymmetric voltage at any conduction time ratio, and combining the obtained iron core loss and loss type of the high-frequency transformer; and decomposition calculation of the loss of the high-frequenc