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A Tutorial on Thermodynamics - University of Illinois at Urbana ...

A Tutorial on Thermodynamics - University of Illinois at Urbana ...

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But maybe sometimes he<strong>at</strong> is free, i.e.,“waste he<strong>at</strong>”? Low-grade (low temper<strong>at</strong>ure) he<strong>at</strong> sourceth<strong>at</strong> is not feasible to use in electrical powergener<strong>at</strong>i<strong>on</strong> might be used to purify w<strong>at</strong>er. But keep in mind th<strong>at</strong> high efficiency powergener<strong>at</strong>i<strong>on</strong> uses low temper<strong>at</strong>ure he<strong>at</strong> sinks.Not much <strong>of</strong> the he<strong>at</strong> is “wasted”17Mark A. Shann<strong>on</strong> http://w<strong>at</strong>ercampws.uiuc.edu

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