Patent ID: 9627890
Date: 2017-04-18
CPC Classifications: H02J,Y02B,Y02E

Claim:
1. A circuit arrangement for a variable interconnection of energy generation and storage devices, comprising: a bidirectional AC-to-DC converter having a DC side and an AC side, the AC side being connected to an electrical supply grid; a first electrical switch connected to the DC side of the AC-to-DC converter; a DC-to-DC converter having first and second sides, the first side of the DC-to-DC converter being connected to the DC side of the AC-to-DC converter via the first electrical switch; a second electrical switch which connects the DC side of the AC-to-DC converter to the second side of the DC-to-DC converter; a third electrical switch connected to the first side of the DC-to-DC converter; an energy storage device connected to the first side of the DC-to-DC converter via the third electrical switch; a fourth electrical switch connected to the second side of the DC-to-DC converter; an energy generation device connected to the second side of the DC-to-DC converter via the fourth switch; and a control device to selectively actuate the electrical switches and the converters.