At some point, the 3.6 V of a single lithium ion battery just won’t do, and you’ll absolutely want to stack LiIon cells in series. When you need high power, you’ve either got to increase voltage or ...

Large, high-voltage rechargeable battery systems are now common sources of power in applications ranging from electric vehicles to power grid load leveling systems. These large battery stacks are ...

The system mixes a compact battery-and-motor drive with an engine that can generate power and, when needed, drive the EV ...

The push for electrification in the world of the automobile has created an interesting range of new powertrain technologies that comprise both hybrids of various kinds and battery-powered cars. When ...

A 6-V battery powers a circuit with parallel branches on a board. Several wires and light bulbs plug into the board to make various series and parallel circuits. The brightness of the bulbs changes ...