Patent ID: 11863003
Assignee: LG ELECTRONICS INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 2:
3. The power converting device according to claim 1, further comprising:
wherein the upper arm switching elements include first and second upper arm switching elements connected in parallel between the first node of the switching element and the second node of the switching element,
wherein the lower arm switching elements include first and second lower arm switching elements connected in parallel between the third node of the switching element and the fourth node of the switching element,
wherein when the first relay switch is turned off and the second relay switch is turned on, DC voltage is directed through the second relay element and the third node to be stored in the DC link capacitor, or DC voltage stored in the DC link capacitor is directed through the first node to charge the battery.