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Old 10-08-2019, 11:31 AM   #38 (permalink)
Bicycle Bob
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Join Date: May 2008
Location: N. Saskatchewan, CA
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Appliance White - '93 Geo Metro 4-Dr. Auto
Last 3: 42.35 mpg (US)

Stealth RV - '91 Chevy Sprint Base
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Quote:
Originally Posted by Piotrsko View Post
How about a sterling engine powering the generator?
Even with high-grade heat, sterlings only get 20%. In heat engines, efficiency is totally dependent on temperature difference. That's why jet engines use such expensive high-temperature materials, and diesels still beat them by letting ordinary metal cool off between thermal peaks. https://en.wikipedia.org/wiki/Carnot...thermodynamics)
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