31 Jul '15, 9pm

#Tech Toyota Improves Rigidity of Battery Case for New Sienta

The locations of the hybrid battery and fuel tank [Click to enlarge image] The hybrid model of the Sienta minivan, which Toyota Motor Corp released July 9, 2015, has a battery (nickel-metal-hydride battery) in the center of the vehicle. "In the development of the (new) Sienta, we had difficulty in placing the battery under the feet of passengers sitting on the second-row seats," the company said. "There aren't many hybrid vehicles (HEVs) whose battery is located in a place where a large load is applied due to passengers' weight." However, if a load is applied to the inside of a battery, its functionality and safety might be affected. Therefore, Toyota solved this problem by improving the rigidity and shape of the battery case. Specifically, the company increased the thickness of the steel plate used for the case to improve rigidity and changed the shape so that the case ab...

Full article: http://techon.nikkeibp.co.jp/english/NEWS_EN/20150730/430...

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