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Old 06-30-2010, 10:04 PM   #19 (permalink)
RobertSmalls
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Join Date: Aug 2008
Location: Buffalo, NY, USA
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Prius C - '12 Toyota Prius C
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Quote:
Originally Posted by Wonderboy View Post
A quick google search tells me pretty varied results on exhaust temperatures (anywhere between 500F and 2000F). Anyone here know a real live accurate number?
bwilson4web has read his Prius' cat temperature sensor in real time, and it was 600-700°C: http://ecomodder.com/forum/showthrea...ius-13288.html

I've measured my own catalytic converter's housing with an IR thermometer at 800°F, about 30s after shutting off the engine. Yay, mixed units!

Stirling engines are fun because they can operate with a very small delta-T, but I haven't seen a compact, inexpensive, powerful Stirling engine. Come to think of it, I haven't seen a Stirling engine do any work aside from rotating its own shaft. Rankine is probably more realistic.
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