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Re: NFC: Peltier Junction Cooling
From: "Andrew S Dalton" <ASDALTON at prodigy_net>
To: <nfc at actwin_com>
Subject: Re: NFC: Peltier Junction Cooling
Date sent: Tue, 5 Jan 1999 21:03:54 -0500
Send reply to: nfc at actwin_com
> Does anyone know how the coefficient of cooling for a Peltier
junction
> compares with that of a compressor-driven chiller? In other
words, how much
> power (W) must be added for a given rate of heat transfer (Q)? I
know that
> the thermodynamic limit is given by W/Q = 1 - Tc/Th, where Tc
and Th are the
> absolute temperatures of the cold and hot sides, respectively.
Here is what I found at All Electronics (www.allcorp.com)
12V, 8.5A yields a temp of 0C on one side and 50C on the other.
The device is about 1.5 inches square.
Prost,
Martin
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