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The Cool Down

Researchers discovered a lithium-ion battery alternative that could ‘revolutionize’ EVs — and they’re 50% cheaper to make

Rick Kazmer
2 min read

Experts may have hit paydirt in the search for a better battery.

Creators of the CERENERGY solid-state technology said the units they are working on are safer, cheaper, and longer-lasting than their lithium-ion counterparts. And better yet, they won’t catch fire or explode, according to their makers.

The breakthrough is the result of a joint effort between two labs — Australia-based Altech Batteries and Germany’s Fraunhofer. The result could expand renewable energy storage capacity, which is important as more wind, solar, and tidal power farms go online.

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Other projects, like one in California that uses old electric vehicle (EV) batteries to hold a solar charge, are already operational as sustainable energy companies work to find better ways to store intermittent, renewable power.

CERENERGY researchers have said that a better battery will improve storage efforts. The first line of a planned battery factory is forecasted to produce 10,000 modules a year.

And the company has its eyes set on global use.

“[W]e are now entering the final phase of industrial product development for global commercialization,” Fraunhofer Institute Director Alexander Michaelis said in a press release.

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The battery is 10 years in the making, using inexpensive and abundant materials — aluminum, salt, nickel, and ceramic.

Meanwhile, costly lithium and cobalt are not part of the mix. Demand for those resources is a concern as EV demand climbs. And, as Altech notes, mining those metals from places, including the Congo, has created ethical concerns.

The CERENERGY batteries cost 40% to 50% less to make, the researchers report.

Altech has an online checklist of advantages this new battery has over traditional lithium-ion ones. Among the improvements: a lifespan of greater than 15 years, the ability to operate in extreme temperatures, and no explosions. CERENERGY has said that its product is “totally fire and explosion proof.”

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It all adds up to a battery that is well-suited for mass power storage. A pilot plant in Germany is already online as the makers work to bring their brand of grid storage to more places.

“The environmentally friendly and safe CERENERGY batteries … have the potential to revolutionize the market for stationary batteries,” Altech CEO Uwe Ahrens said in the press release.

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