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| Pvusers Archive for April 2002 |
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| 23 messages, last added Tue Nov 26 17:28:43 2002 |
[Date Index][Thread Index]
Re: [pvusers] Thanks for SunFrost comments
Most new refrigerators you cannot do that with - in fact, it makes it worse.
The majority dont have coils to dissapate heat any more - they dissiipate it
through the walls of the refrigerator or freezer. I found that by simply
installing a tiny 12 watt fan to move the air around the outside of our
freezer that it reduced consumption about 10% - but it was sitting in a dead
air spot in the house. One sitting in a better place probably would have no
effect.
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----- Original Message -----
From: "Dan Metcalf" <dan@metcalfs.com>
To: <pvusers@crest.org>
Sent: Saturday, April 27, 2002 4:51 PM
Subject: Re: [pvusers] Thanks for SunFrost comments
> I have to interject briefly here. I've seen discussions on this in the
past
> along with information about how Sun Frost arrived at their numbers.
> Differing numbers were explained through differing testing proceedures.
> (See references below for a statement by Sun Frost about real world
> testing.) Sun Frost makes a good product that is great for specific
> customers.
>
> For my $ I would buy an efficient refrigerator and build an insulating
> cabinet around it to reduce the energy consumption even further. I've
done
> just that on a 9.5 cu.ft. refrigerator and reduced the consumption to
almost
> half.
>
> References you might be interested in:
> http://www.eren.doe.gov/buildings/consumer_information/refrig/refques.html
> http://www.homeenergy.org/archive/hem.dis.anl.gov/eehem/94/940902.html
>
> Dan Metcalf
> http://solar.metcalfs.com
>
> ----- Original Message -----
> From: "First Last" <dadelcnu@hotmail.com>
> To: <pvusers@crest.org>
> Sent: Friday, April 26, 2002 8:49 PM
> Subject: [pvusers] Thanks for SunFrost comments
>
>
> > Thanks to all for your SunFrost comments, pro and con
> >
> > Turns out that SunFrost's numbers are bunk. Here's a link to what the
> > yellow Energy Guide label says: http://www.cetsolar.com/enguiderf16.htm
> >
> > The gov't tests (24 hours at 90 degrees F ambient, empty fridge, door
> > closed) proved the RF16 to use 350 kWh/yr - basically 1kWh/day, though
> > SunFrost says 790 Wh/day at 90. I'll believe the standardized test,
> thanks.
> > All that for $2700 (before the stupid bottom cabinet. So call it
$3000.
> >
> > The Whirlpool ET5WSEXKQ is rated at 372 kWh/yr - basically 1kWh/day.
All
> > that for $469 list. Same interior volume as the RF16, too.
> >
>
http://www.energystar.gov/products/printspecs.asp?atype=RF&model=ET5WSE*K*0*
> >
> > Whirlpool gets my dough.
> >
> > That's even better than the ConServ Eco-Fridge at 1.5kWh/day at 90
degrees
> > F! http://www.conservrefrigerators.com/conserv.html
> >
> > SunFrost has a place in history, no doubt, and they got the regular
> suspects
> > to come up in efficiency. But they missed the boat on mass production
and
> > have gone the way of Betamax. Sayonara!
> >
> >
> >
> > _________________________________________________________________
> > MSN Photos is the easiest way to share and print your photos:
> > http://photos.msn.com/support/worldwide.aspx
> >
> >
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