F1 engines next year are apparently going to use turbo shaft energy to make electricity. In addition to the current KERS (Kinetic Energy Recovery System - AKA hybrid), they are talking about TERS (Thermal Energy Recovery System).
From this article:
Honda confirms F1 return in 2015 as McLaren engine supplier - The Globe and Mail
Quote:
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Ito gave two examples of technologies that could be applied from race cars to road cars – regenerative energy from the turbo, which changes the turbo’s rotational energy to electricity, and downsizing the turbo.
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And check out this thread in the F1 technical forum:
http://www.f1technical.net/forum/vie...134193b4bebc3b
An old thread, but still pretty cool stuff.