[Hap-users] Constant Air Flow

[C. J. Gann]

HAP will not size your reheat coil because you specified "user- 
defined" sizing. Use computer sizing and it will size it.

Regards,

Craig J. Gann, P.E.; LEED AP
www.EnergySimulators.com

Sent from my iPhone

On Mar 17, 2010, at 4:59 PM, "Kimball, Matthew" <Matthew.Kimball at jacobs.com 
 > wrote:

> Anyone care to analyze what I am doing below and tell me  why I'm  
> not getting a terminal heating coil load when I run a simulation on  
> the system?  Thanks,  Matt.
>
>
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> From: Brendan Arnold [mailto:BrendanA at MKE-Inc.com]
> Sent: Tuesday, March 16, 2010 12:58 PM
> To: Kimball, Matthew; hap-users at lists.onebuilding.org
> Subject: RE: [Hap-users] Constant Air Flow
>
> You can specify a constant volume system under your "general" tap.  
> Make sure if you are using chilled water select "Chilled Water Air  
> Handling Units" under Equipment Type. Then select CAV single zone or  
> terminal reheat (dependant on your situation) in the Air System  
> Type.   Under the "sizing data" tap you can select "user define",  
> then specify your supply air and ventilation CFM's.
>
> In order to determine cost for heating and cooling water you will  
> need to construct a building to be simulated.  Thus you will need to  
> create a chiller and boiler plant and specify all pump  
> requirements.  Then implement these into your building.
>
>
> Brendan
>
> From: hap-users-bounces at lists.onebuilding.org [mailto:hap-users- 
> bounces at lists.onebuilding.org] On Behalf Of Kimball, Matthew
> Sent: Tuesday, March 16, 2010 9:12 AM
> To: hap-users at lists.onebuilding.org
> Subject: [Hap-users] Constant Air Flow
>
> Is there a way to force HAP to supply a constant air flow through a  
> "system"  (this includes specifying return air and outside air  
> requirements) and calculate the cost of providing the cooling and  
> heating water to the "system" and "zone" reheats?  Any explanations  
> would be helpful.
>
> Thanks,
>
> <New Logo.jpg>
>
> Matthew Kimball
> **LEED Green Associate
> Piping Designer II
> Jacobs Engineering Raleigh
> 110 Corning Rd. Suite 2500
> Cary, NC  27518
> 919-859-5019 office
> 574-265-3193 cell
> 919-859-5151 fax
>
>
>
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