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Rolls-Royce successfully tests mtu 250 kW fuel cell demo system for blackout case and peak power

Green Car Congress

—Dr Philippe Gorse, responsible for the development of the mtu fuel cell system at the business unit Power Systems of Rolls-Royce The interaction of fuel cell modules, batteries and power grid was the focus of the tests to demonstrate the ability of an uninterruptible power supply for data centers.

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Audi & Hager Group investigating bidirectional charging at home

Green Car Congress

In the first half of 2020, the proportion of green electricity as a percentage of the total electricity mix in Germany exceeded 50% for the first time. Due to the DC voltage level in the overall grid, the connection between the PV system and the vehicle does not require an inverter and is thus a particularly efficient solution.

Audi 243
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Volkswagen’s first two production battery-electric vehicles debut at Frankfurt

Green Car Congress

The power electronics module is connected to the e-motor via the sort of yellow-and-orange 3-phase cable typical for electric vehicles. The connection to the lithium-ion battery is established via two traction cables. Via a DC/DC converter it also supplies the vehicle’s circuitry with voltage of 12 V. As with the smaller e-up!,