Dana Holding Corp. , which specializes in making truck frames and axles as well as sealing and thermal products for vehicle makers, has been tapped by electric-roadster maker Tesla Motors to supply a proprietary EV battery-cooling system said to extend the life of lithium-ion batteries. ———- Tesla's rear-mounted battery pack (in purple, above) is made of thousands of tightly packed lithium-ion cells and requires a sophisticated cooling system to prevent thermal problems and cell failure. ——— – Dana's system, called the Long Heat Exchanger, helps maintain optimum temperature levels in lithium-ion batteries by transferring heat generated by the battery into the car's climate-control system, the company said. Dana is debuting the system in Tesla's 2010 Roadster Sport. While battery failures haven't been a significant problem for any electric-car manufacturer yet, lithium-ion batteries – the type preferred by most for all-electric and plug-in electric
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Tesla Secures Battery-Improving Cooling System From Parts Maker Dana corp.
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