Note a couple of points on that. 1) It's 2013, why are they still working on 2008? 2) This:
Quote:
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In both cases, the maximum energy capacity of the pressurized accumulator is reached in just ten seconds.
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Which supports what I've been saying all along: hydraulic or pneumatic hybrids are a good match for a mostly stop & go driving cycle, not good at all for over-the-road applications.