[Equest-users] Boiler on GSHP Loop

[Dane Heimerman]

I'm unfamiliar with load management controls. I'm in a similar 
situation, trying to mimic a boiler on a gshp loop.

How can I control the boiler based on outdoor air temperature?

Thanks in advance,

Dane Heimerman, EIT
HVAC Engineer
Michael L. Norris&  Associates, Inc.
270 Walker Dr, Suite 201B
State College, PA 16801
p:814.867.3823
f:814.867.4823
daneh at mlnai.com


On 1/7/2011 2:58 PM, Otto Schwieterman wrote:
>
> In addition to this, you can create a load management to control when 
> the boilers will be used for heating instead of the geothermal loop. 
> This works well if you know the capacity of the geothermal loop.
>
> *From:*Anthony Hardman [mailto:Anthony at GreenEngineer.com]
> *Sent:* Thursday, January 06, 2011 4:19 PM
> *To:* 'Matthew W. Higgins'; equest-users at lists.onebuilding.org
> *Subject:* Re: [Equest-users] Boiler on GSHP Loop
>
> You can go to the circulation loop attached to the GHEX and create an 
> artificial boiler load under the  "Process/DHW Loads" tab.  You'll 
> have to account for your fuel consumption separately but you'll at 
> least be able to see how the artificial boiler loads impact the ground 
> loop temperature.
>
> My two cents: I'd place the boiler upstream of the heat pumps and 
> wouldn't try to warm the ground above its' undisturbed temperature.
>
> *Anthony Hardman, PE*
>
> *LEED AP BD&C*
>
> Building Performance Analyst
>
> *THE GREEN ENGINEER, LLP*
>
> *Sustainable Design Consulting -- Energy Modeling -- LEED Project 
> Management *
>
> 50 Beharrell St
>
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> *From:*equest-users-bounces at lists.onebuilding.org 
> [mailto:equest-users-bounces at lists.onebuilding.org] *On Behalf Of 
> *Matthew W. Higgins
> *Sent:* Thursday, January 06, 2011 12:44 PM
> *To:* equest-users at lists.onebuilding.org
> *Subject:* [Equest-users] Boiler on GSHP Loop
>
> I'm trying to simulate the energy consequences of adding a boiler to 
> the ground loop for a cold climate, but eQuest does not allow this 
> application. Are there any ideas on how to fake it?
>
> We're effectively trying to warm the ground because the average 
> undisturbed ground temperature is so low.
>
> Much thanks
>
> Matthew Higgins, ASHRAE-HBDP, LEED-AP
>
> /Energy Engineer/
>
> **
>
> *Bridgers & Paxton Consulting Engineers, Inc.*
>
> 4600-C Montgomery Blvd. NE
>
> Albuquerque, NM  87109
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> 505-883-4111
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>
> *www.bpce.com <http://www.bpce.com>*
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