Researchers at Penn State may have found how to make EVs even more appealing.
The university has just unveiled a replacement battery technology that has the potential to cut charging times in half for EVs. The technology could also reduce the dimensions of the batteries, something about guaranteed to improve their performance in other ways, including range.
The researchers’s findings were made public during a study published in the journal Nature earlier this week. The new technology, which was developed together with university-backed startup EC Power, is an indoor thermal modulation system for EV batteries. An ultra-thin nickel foil is added to the structure of the battery that helps regulate temperature, keeping it “hot, but not too hot,” without the necessity for bulky heating and cooling systems, consistent with the school. Not only would this leave 10-minute charge times, but it could also reduce battery size by up to two-thirds. A smaller battery would more efficiently store energy and price less.
Ford F-150 bidirectional charger
“Our fast-charging technology works for many energy-dense batteries and will open a new possibility to downsize electric vehicle batteries from 150 to 50 kWh without causing drivers to feel range anxiety,” Chao-Yang Wang, the university’s William E. Diefenderfer Professor of engineering and lead author of the study, said during a statement. “The smaller, faster-charging batteries will dramatically hamper battery cost and usage of critical raw materials such as cobalt, graphite and lithium, enabling mass adoption of affordable electric cars.”
Long charging times are currently viewed together of the main drawbacks of EVs, consistent with Forbes. One in ten people that responded to Deloitte’s 2022 Global Automotive Survey cited it as their primary issue with driving a battery-powered vehicle. Ten minutes remains five times as long as it takes to fill a gas-powered car’s tank, but it’s a particular step in the right direction.
EC Power is currently trying to manufacture and commercialize the new battery, consistent with Penn State. The timing couldn’t be better, as EVs appeared to have hit a tipping point over the last couple years. While they currently only represent five percent of latest vehicles sold, and one-hundredth of those on the road, adoption is quickly increasing. On top of this, the previous couple of months have seen both the EU and the state of California announce plans to ban the sale of new gas-powered vehicles by the middle of the next decade.


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