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发表于 2011-4-15 22:23
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宝马高压储能电池模块
Electric Mobility and Hybrid Proliferation
As we already revealed, BMW's i3 EV will have its motor mounted amidships and send power to the rear wheels, but that's only half the story. The motor fitted to BMW's first electric vehicle will output 125 kW (168 hp) and 184 lb-ft of torque, with the battery pack weighing a relatively scant 110 pounds. Rather than going for a one-size-fits-all approach for its batteries, BMW is developing different cells for different applications, ranging from mild hybrids to full EVs. For the i3, BMW is using scads of single, 3.7-volt cells arranged in groupings of between 250 and 400 volts, and when the production version arrives next year, it should have a range of around 100 miles.
On the hybrid front, the i8 plug-in hybrid flagship will come equipped with a turbocharged three-cylinder powering the rear wheels and two electric motors – one up front and another in the rear – to provide either a performance boost or all-electric motivation for an unspecified range.
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