[Equest-users] Appendix G Baseline for a Hybrid Fuel Source DHW plant

[Dhayanandh Murugan]

Hi Molly,
In your case Baseline heating  should be fossil fuel. For further details
and supporting information please refer LEED Interpretation ID#10285.

Thanks,
Daya
On Oct 16, 2014 9:24 PM, "Molly Curtz" <molly.curtz at arup.com> wrote:

>  I'm working on a LEED project where we are considering an
> air-source heat pump domestic hot water plant with gas boiler backup for
> low temperatures where the heat pump capacity drops off. Appendix G of
> ASHRAE 90.1 does not seem to give guidance as to what baseline should be
> used (gas or electric resistance) for such a hybrid system. Has anyone
> encountered this before?
>
> Thanks in advance for any suggestions!
>
> Kind regards,
>
> Molly
>
>
>
>
>
> *Molly Curtz *PE BEMP LEED AP BD+C
>
> Senior Mechanical Engineer
>
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> *Arup*
>
> 719 Second Avenue  Suite 400 Seattle WA 98104
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> *t* +1 206 749 9674  *d* +1 206 493 2234
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> *f* +1 206 749 0665
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