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Posted by Gate on September 6, 2008, 3:18 pm
>=20
> it's been awhile since I've been in this group.
>=20
> curious, is there a generic operating cost calculator - heat pump =
versus=20
> fossil fuel - that allows you to adjust you HP cut-off setting based =
on=20
> current fuel prices (electric compared against gas/oil/propane)
>=20
> I found this, but it's an Excel file and formulated against a =
particular=20
> brand of equipment; also the efficiencies are a bit low to todays'=20
> standards.
>=20
> http://www.northrefrige.ca/files/HVAC_Operating_Cost.xls
>=20
> maybe I'll just have to tweak it and rerite it for WWW access with =
mySQL=20
> database for table storage, but I'm really too busy (maybe too lazy) =
to=20
> attempt it now - many customers of heat pump with gas furnace =
installations=20
> are requesting this "tool" especially those purchasing Carrier's =
Infinity=20
> systems.
>=20
> ATTN: Paul
> you got something like this available? (cross-platform / =
cross-browser)
>=20
> peace,
> G7W
>=20
> Might want to become a member and check =
http://www.serviceroundtable.com/=20
> They have all kinds of stuff in their archives.=20
>
thanks
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