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New high energy, highly stable cathode for sodium-ion batteries

Green Car Congress

F 0.7 , for sodium-ion (Na-ion) batteries (NIBs). This new material provides an energy density of 600 Wh kg –1 , the highest value among Na-ion cathodes. Large-scale energy storage systems are needed to deal with intermittent electricity production of solar and wind. The larger Na + ion as compared to the Li + ion (1.02

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Five Cool Tech Demos From the ARPA-E Summit

Cars That Think

Gas Li-ion batteries thwart extreme cold South 8 Technologies demonstrates the cold tolerance of its Li-ion battery by burying it in ice at the 2024 ARPA-E Energy Innovation Summit. That’s a big improvement on conventional Li-ion batteries, which start to degrade when temps reach 0 °C and shut down at about –20 °C.

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Li-ion Maker fortu PowerCell GmbH Considering Michigan Plant

Green Car Congress

In a 2006 paper in the Journal of Applied Electrochemistry , fortu researchers described their efforts in developing the rechargeable lithium battery based on a novel safety concept. The system also allows a higher deintercalation state of the positive electrode to be reached than is possible with standard lithium-ion cells.

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Volkswagen Group’s MQB plug-in hybrid powertrain; foundation for Golf GTE, A3 e-tron, and more

Green Car Congress

The Volkswagen Group’s MQB modular toolkit is one of the four main modular toolkits (modularen Baukästen) of the Group: the MQB (transverse); the MLB (longitudinal); the MSB (standard drive); and the NSF (New Small Family). kWh Li-ion battery pack (about ~7.0 Li-ion battery. a liquid-cooled 8.8 kWh usable).

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First Drive: 2016 Hyundai Sonata PHEV and HEV

Green Car Congress

kWh Li-ion polymer that can recharge in less than three hours with a Level-Two charger. kWh Li-ion polymer pack, the HEV a 1.62 kWh Li poly pack. Recharge time ranges from less than three hours at a 240V Level-Two charging station to less than nine hours using a standard 120V outlet.

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Chevrolet Spark EV: speedy, smooth and quiet; the importance of motor control

Green Car Congress

The stator comprises a steel core that supports the motor winding, while intensifying and directing the magnetic fields between winding and rotor; GM uses bar wound configurations in its permanent magnet motors. Electric motors have two primary parts: a stator and a rotor. Available as a ~$900 option later this year.)

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Can Flow Batteries Finally Beat Lithium?

Cars That Think

The battery in her EV is a variation on the flow battery , a design in which spent electrolyte is replaced rather than recharged. The cell of a flow battery uses two chemical solutions containing ions, one acting as the anolyte (adjacent to the anode), the other as the catholyte (near the cathode).