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Old 11-30-2010, 11:33 PM   #53 (permalink)
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Originally Posted by dcb View Post
Also, the efficiency gains assume a completely unskilled/uneducated driver. Nobody with half a clue is going to operate their engine like the graph on the left. Of course this is a problem with all hybrids, that assume technology should save us from ourselves rather than education.
The explanation was very clear, the majority of the increase in highway mileage was due to limiting engine operation to maximum efficiency with periods of engine off and restarts using the same hydraulic system.

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