article thumbnail

New long-duration, extended capacity Na-Al battery design for grid storage

Green Car Congress

The new battery design could help ease integration of renewable energy into the electrical grid at lower cost, using Earth-abundant metals, according to a study just published in Energy Storage Materials. Specifically, after 345 charge/discharge cycles at high current, this acidic reaction mechanism retained 82.8%

article thumbnail

Volta/Imogen collaboration awarded $12M in ARPA-E funding to commercialize next-generation fast charging technology

Green Car Congress

Volta, an electric vehicle (EV) charging and media company, announced that a project application it collaborated on with Imagen Energy, a developer of compact high-power EV chargers, was awarded a $12-million grant from the US Department of Energy Advanced Research Projects Agency-Energy (ARPA-E). Earlier post.).

article thumbnail

Rhombus Energy Solutions use Wolfspeed’s SiC devices for faster EV charging infrastructure

Green Car Congress

will supply 1200V Silicon Carbide MOSFETs to Rhombus Energy Solutions for its EV2flex line of charging infrastructure products, enabling greater efficiency, higher power density and faster charging times. Silicon Carbide technology leader Wolfspeed, Inc.

Energy 199
article thumbnail

ORNL licenses high-power wireless vehicle charging technology to HEVO

Green Car Congress

The US Department of Energy’s Oak Ridge National Laboratory (ORNL) has licensed its high-power wireless charging technology for electric vehicles to HEVO. The system provides the world’s highest power levels in the smallest package and could one day enable electric vehicles to be charged as they are driven at highway speeds.

Power 273
article thumbnail

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

Green Car Congress

Researchers at the Department of Energy’s Oak Ridge National Laboratory (ORNL) in late February demonstrated a 20-kilowatt bi-directional wireless charging system installed on a UPS medium-duty, plug-in hybrid electric delivery truck. ORNL’s bidirectional technology is fully compliant with grid power quality standards.

Charging 380
article thumbnail

FreeWire Technologies raises $125M in Series D; battery-integrated ultrafast EV charging stations

Green Car Congress

FreeWire Technologies, a developer of ultrafast electric vehicle (EV) charging and energy management solutions, raised $125 million in new capital. FreeWire recently broke ground on a new 66,000-square-foot R&D facility in Newark, California to develop and manufacture new ultrafast charging and energy storage product offerings.

Charging 195
article thumbnail

DOE awards Eaton $4.9M to develop low-cost fast-charging solution; solid-state transformer, modular chargers

Green Car Congress

million for a program to reduce the cost and complexity of deploying direct-current (DC) fast electric vehicle charging infrastructure (EVCI). Ready access to low-cost, fast charging infrastructure is essential for fleet electrification and broader electric vehicle (EV) adoption.

Eaton 170