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ORNL demos 20 kW bi-directional wireless charging on UPS PHEV truck; 11" air gap, >92% efficiency

Green Car Congress

ORNL’s wireless charging technology transferred power between the truck and a charging pad across the 11-inch gap using two electromagnetic coupling coils at the demonstration. The system transferred electricity from the power grid to the vehicle battery terminals at more than 92% efficiency.

Charging 380
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ARPA-E awards $35M to 12 new projects to support medium-voltage devices for grid, industry and transportation

Green Car Congress

The US Department of Energy announced $35 million in awards for 12 projects that find new ways to harness medium-voltage electricity for applications in industry, transportation, on the grid and beyond. BREAKERS projects will develop DC devices that prevent electric arcing, a safety hazard, while handling large amounts of power and voltage.

Grid 207
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HVDC Networks Come to Europe

Cars That Think

The days are numbered for the Lerwick Power Station , whose diesel generators have supplied electricity to the Shetland Islands for over 70 years. This article is part of our special report Top Tech 2024. Energy from the AC source is stored in DC capacitors in the submodules. An inverter there can feed into the mainland AC grid.

Europe 111
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Researchers Aim to Decarbonize Chemical Industry by Electrifying It

Cars That Think

But as the global demand for chemical products continues to grow, so do the industry’s emissions. André Taylor (center), Center Director for DC-MUSE, working with students from the unit operations senior lab course at NYU Tandon. That’s what DC-MUSE is addressing.”

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ABB and Volvo Buses partnering on fast-charging system for hybrid and electric buses

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ABB and Volvo Buses are partnering to co-develop and to commercialize electric and hybrid buses with open standards-based direct current (DC) fast charging systems. Its first fully electric bus will be launched in June 2015 as part of the ElectriCity project in Gothenburg, Sweden.

Volvo 281
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Mercedes-Benz Cars plants in Germany to be supplied with CO2-neutral energy from 2022

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As part of the electric offensive, Mercedes-Benz Cars counts on local emission-free vehicles. The event will be accompanied by an exhibition with examples of sustainable and green projects in the global production organization of Mercedes-Benz Cars. The decision also fits with our overall strategy.

Germany 170
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First 800-kV High-Voltage Direct-Current Link in China Now Fully Operational; Transmission of Hydro Power to Pearl River Delta

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Siemens Energy and the utility China Southern Power Grid have put into operation the second pole of a world-record high-voltage direct-current (HVDC) system. With one pole operating at plus 800 kilovolts (kV) and the other at minus 800 kV, the voltage difference between the poles reaches the world record of 1,600 kV DC.

Power 191