230mph Electric Car
An anonymous reader writes "It ain't cheap, but Hiroshi Shimizu has finally shown off his latest electric car 'Eliica'. It accelerates faster than a Porsche 911 Turbo, and will cruise for 200 miles on a one hour charge. Stories at drive.com.au, and an image video and tech video. Interestingly, Shimizu believes that the Japanese motor industry is deliberately ignoring his invention and instead focusing on complex hybrids, as a simple electric engine dramatically lowers the cost of manufacturing, and will lead to a flood of cheap, mass produced cars from Chinese factories." A UK auto site has a story as well, including a test drive.
I think that it should be noted that electric motors always accelerate faster than their combustion counterparts. That is because their torque begins at it's highest during the beginning of the acceleration cycle, not the end like a combustion.
Although it may goto 200 mph on a one hour charge, The only downsides, apart from the tiny cockpit, are that it takes 10 hours to recharge, and a production version would cost £170,000.
The slashdot post was a bit misleading I think, still pretty cool though.
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It looks like all the wheels have their own separate motors (And as an aside, it looks like they're all direct-drive too, so we're probably looking at DC Brushless Motors). My guess is that they have 8 wheels because they need the outputs of all 8 motors to get the car to perform the way they wanted to.
Maybe the motors weren't available in more powerful configurations, it's somehow infeasible to get higher output motors.