[EnergyPlus_Support] Re: Fan Coil - Recirculating only

["Jean marais" <jeannieboef@xxxxxxxxx>]

Thanks James



--- In EnergyPlus_Support@xxxxxxxxxxxxxxx, "Jim Dirkes" <jim@...> wrote:
>
> Dear Jean,
> 
> Comments below
> 
>  
> 
> The Building Performance Team
> James V. Dirkes II, P.E., BEMP , LEED AP
> 1631 Acacia Drive NW
> Grand Rapids, MI 49504
> 616 450 8653
> 
>  
> 
> From: EnergyPlus_Support@xxxxxxxxxxxxxxx
> [mailto:EnergyPlus_Support@xxxxxxxxxxxxxxx] On Behalf Of Jean marais
> Sent: Wednesday, July 27, 2011 5:03 AM
> To: EnergyPlus_Support@xxxxxxxxxxxxxxx
> Subject: [EnergyPlus_Support] Fan Coil - Recirculating only
> 
>  
> 
>   
> 
> I'm having trouble with setting up the 4 pipe FC so that the intake and
> supply is the zone air node.
> Q1) Do I need the mixing box? I think so. I think so, too.  This object will
> be the same as you define for an outdoor economizer.  You may define it with
> zero outdoor air, but all of the nodes must be defined.
> Q2) How do I set up the relief node?  Define the node in your mixer in the
> same manner as any mixer
> Q3) The ODA node is the zone air node, correct? Outdoor air node must be
> defined independently and is NOT the zone air node.  It must also be noted
> in an OutdoorAir:Node or :NodeList object
> 
> ZoneHVAC:FourPipeFanCoil,
> FC PavilionS:PavilionS Fan Coil,!- Name
> HVACTemplate-Always 1, !- Availability Schedule Name
> ConstantFanVariableFlow,!- Capacity Control Method
> autosize,!- maximum air flow rate {m3/s}
> ,!- Low Speed Supply Air Flow Ratio
> ,!- Medium Speed Supply Air Flow Ratio
> autosize,!- maximum outside air flow rate {m3/s}
> ,!- Outside Air Schedule Name
> !!!!!!!!!!!!!!!!!!!!!!!HELP HERE START!!!!!!!!!!!!!!!!!!!!!!!!!!!
> FC PavilionS:PavilionS Fan Coil Return,!- Air Inlet Node Name
> FC PavilionS:PavilionS Supply Inlet,!- Air Outlet Node Name
> PavilionS:PavilionS Zone Air Node,!- Outdoor Air Node Name
> FC PavilionS:PavilionS Fan Coil Return,!- Relief Air Node Name
> FC PavilionS:PavilionS OA Mixing Box,!- Outdoor Air Mixer Name
> !!!!!!!!!!!!!!!!!!!!!!!HELP HERE END!!!!!!!!!!!!!!!!!!!!!!!!!!!
> FC PavilionS:PavilionS Supply Fan,!- Fan Name
> FC PavilionS:PavilionS Cooling Coil,- Cooling Coil Name
> autosize,!- maximum cold water flow {m3/s}
> 0,!- minimum cold water flow {m3/s}
> 0.001,!- Cooling Convergence Tolerance
> FC PavilionS:PavilionS Heating Coil,!- Heating Coil Name
> autosize, !- maximum hot water flow {m3/s}
> 0, !- minimum hot water flow {m3/s}
> 0.001, !- Heating Convergence Tolerance
> Coil:Cooling:Water; !- Cooling Coil Object Type
>




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