This paper proposes a new device by combining features of an interline dual H-bridge current flow controller with the core idea of a hybrid HVdc circuit breaker for meshed HVdc grid application. The ...

Batteries are a part of our everyday life, and power everything from phones to gaming handhelds to laptops, but do those batteries use AC or DC current?

In general, photovoltaic cells produce direct current (DC). This means that the flow of electrons in the circuit is in one direction only, from negative to positive. When sunlight hits a PV cell, it ...