BMW Previews Future Heat Energy Recovery Technology Page 2

 
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BMW Heat Energy Technology

To avoid this extra fuel consumption, hot exhaust emissions may be used by means of a heat exchanger close to the catalytic converter to provide an additional source of heat for the interior. Such a system may avoid the need for electrical heating modules which consume additional fuel.

Further down the track, we should be seeing more advanced features such as the aforementioned heat-energy recovery systems, as well as variable frontal aerodynamics, increase use of regenerative brakes, and even a satellite-aided traffic management system. This latter feature is designed to help improve efficiency by anticipating when acceleration or braking will be necessary, and smoothing out the transitions between the two, resulting in better fuel economy.

[BMW]






 
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Comments (3)
  1. "Thermos-technology" was used on SAABs 15 years ago: Mostly for reducing fuel in cold climate (keeping the engine warm after short stops). The NEW interesting point in this BMW-approach is to re-use heat to produce power.
     
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  2. fascinating possibilities for future engineering ideas, cant wait to see what evolves, maybe a gold-leaf heat shielded engine block with some contraptions on the exhaust system?! very interesting read, thanks.
     
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  3. I'd like to see a concept with all this current BMW tech in a production model. Maybe the upcoming 5-series? It would be nice to see what fuel economy gains they estimate all this would total and it would make this tech seem way more approachable than stuffing it in a sci-fi machine like the vision efficientdynamics concept.
     
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