[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

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.

Andrew Dalton


Follow-Ups: References: