Re: [EnergyPlus_Support] HVAC Template: ZoneVAV Baseboard heating capacity

[Linda Lawrie <linda@xxxxxxxxxxxxxx>]

It is sized to meet the full heating load but when expand objects makes
the expanded objects for this template, it will receive "priority 2" (after
the VAV system) and therefore will only meet (even though sized to meet the
full load) the load left over by the VAV.

On Fri, 13 May 2011 19:09:20 -0400, Peter Henniger <hennigerp@xxxxxxxxxxx>
wrote:
> Hello EP team:
> 
> The Input Output Reference description of autosizing for the 'Baseboard
> Heating Capacity' in HVACTemplate:Zone:VAV is a little vague:
> 
> The second last sentence indicates that the baseboard will be sized to
> meet the full heating load.
> The last sentence indicates that the baseboard heating will be sized to
> meet the heating load not met by the VAV system.
> 
> 
> 
> Pg. 1983 V6 EnergyPlus Input Output Reference Guide
> 
> HVACTemplate:Zone:VAV
> ...
> Field: Baseboard Heating Capacity
> 
> Enter autosize to allow the sizing algorithm to determine the proper
> capacity required based
> on the loads experienced during the heating design day. If a value is
> specified, it is the
> maximum amount of heat that the baseboard heating can deliver in Watts.
> Note that
> EnergyPlus autosizing will autosize the baseboard heating to meet the
full
> heating load of the
> zone, regardless of the heating capability of the VAV air handling
system.
> The baseboard
> heating will be set to heating priority 2, which means it will meet any
> remaining heating load
> not met by the VAV system.
> 
> --
> 
> Regards
> Peter L. Henniger, P.Eng.
> H. H. Angus & Associates Ltd.
> 
> 
> 
> 
> 
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