[Equest-users] Hours floating when fans on

[John Aulbach]

James:

Make your thermostat deadband range smaller.

John Aulbach

--- On Tue, 7/28/09, James.Souffrant at tac.com <James.Souffrant at tac.com> wrote:

> From: James.Souffrant at tac.com <James.Souffrant at tac.com>
> Subject: [Equest-users] Hours floating when fans on
> To: equest-users at lists.onebuilding.org
> Date: Tuesday, July 28, 2009, 12:00 PM
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> Would anyone
> have any suggestions for how to decrease the
> amount of time a system spends floating?  I am
> modeling a VAV reheat
> system, with 24 hr heating availability, space heating set
> point 74 occupied /unoccupied,
> throttling range of 1 degree.  I am unable to simulate
> enough heating
> during the summer to reflect actual usage and I believe
> most of it is being
> lost during these time periods.  I have attached a pdf
> of the specific system
> SIM file.  Specific months of reference are
> May-Nov. 
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> Thanks
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>   
> 
> James
> Souffrant, EIT
> 
> Engineer I, Project
> Development and Engineering 
> 
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