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Berkeley Lab researchers shed light on how lithium-rich cathodes work, opening the door to higher capacity batteries

Green Car Congress

The traditional design paradigm for Li-ion battery cathodes has been to create compounds in which the amount of extractable Li + is well balanced with an oxidizable transition metal (TM) species (such as Mn, Fe, Co or Ni) to provide the charge-compensating electrons, all contained in an oxide or sulfide host.

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APRA-E awards WUSTL $2M to develop predictive battery management system for plug-in vehicles; targeting more efficient use

Green Car Congress

Louis (WUSTL) will receive $2 million from the US Department of Energy’s ARPA-E to design a predictive battery management system for lithium-ion batteries to guarantee their longevity, safety and performance. If Li-ion batteries are charged too quickly, they can heat up and may explode. Earlier post , earlier post.).

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

Green Car Congress

seconds); efficient (combined city/highway 119 MPGe); affordable (as low as $17,495 in California net after Federal and state rebates); fun-to-drive electric vehicle targeted for the urban environment. The above is by way of illustration; we have no idea whether or not the company is using any or all of this approach in the Spark EV.

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Toyota RAV4 EV key for meeting California ZEV requirements; Tesla powertrain uses Model S components

Green Car Congress

The target buyers have strong personal convictions on the environment, oil use, and cutting edge technology. “ and I think this will give us a good idea of overall consumer acceptance of EVs. The battery pack is a 386V Li-ion pack comprising about 4,500 cells and rated at 41.8 kWh of useable energy at full charge.

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MIT Battery Breakthrough Could Revolutionize Electric Cars : Gas 2.0

Tony Karrer Delicious EVdriven

The breakthrough could revolutionize electric car battery technology and pave the way for ultra-fast charging electric vehicles in as little as two years. The discovery came when MIT researchers Byoungwoo Kang and Gerbrand Ceder found out how to get a common lithium compound to release and take up lithium ions in a matter of seconds.

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