Bidirectional DC/AC Power Conversion System Having Multiple DC Links

Embodiments of the present application relate to a bidirectional DC/AC power conversion system having multiple DC links, which comprises: a main DC link; at least one auxiliary DC link including at least one of a first auxiliary DC link having a positive terminal connected to a positive terminal of the main DC link and a second auxiliary DC link having a negative terminal connected to a negative terminal of the main DC link; and a plurality of cells connected in series to form one or more legs.