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Re: NFC: [Fwd: Peltier Junctions]
Andrew Dalton wrote:
> Based on the information at the Melcor web site, the Peltier junctions
> consume about 1.7 watts of electricity (I*V) for every 1 watt of heat
> transferred. So the power consumption required for this application is
> 64*1.7 = 109 W. This will probably require a heat sink and fan on the
> hot side of the Peltier junction.
One thing that I forgot to mention is that the hot side of any heat
transfer system must remove both the heat being transferred _and_ the
heat equivalent to the electrical power being consumed. So in this
case, the total heat that needs to be removed is 64 W + 109 W = 173 W.