Patent ID: 11888404
Assignee: DELTA ELECTRONICS, INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 18:
19. A multiple-port converter, comprising:
a transformer having a first winding, a second winding, and a third winding;
a series resonant converter formed by a first power stage and a second power stage;
a dual active bridge converter formed by the first power stage and a third power stage, wherein the first power stage is wired to the first winding, the second power stage is wired to the second winding, and the third power stage is wired to the third winding; and
a controller to measure operating conditions of the multiple-port converter and to provide control signals to the first, second and third power stages, wherein the controller is configured to vary a switching frequency of switches of the first power stage or the third power stage to regulate current corresponding to the third power stage,
wherein the second power stage and the third power stage are controlled independently from each other.