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Re: [EnergyPlus_Support] Re: Fan coil two velocity



Try changing the order of the zone equipment. Air terminals are for air 
loops, which are simulated first. I believe we corrected this in V7 or 
somewhere around that time (meaning it shouldn't matter). If this works, 
then please send the previous input file to the help desk. 
support@xxxxxxxxxxxxxxxxxxxxxxxx

Use:

ZoneHVAC:EquipmentList    :

AirTerminal:SingleDuct:Uncontrolled (SEQUENCE 1)

ZoneHVAC:FourPipeFanCoil (SEQUENCE 2)

On 9/20/2012 7:11 PM, andresdagm wrote:
> Thank you for your help.
>
> i dont know if I am doing something wrong,  my fan coil unit dont met
> the setpoint temperature during occupied hours, i im using this
>
> ZoneHVAC:EquipmentList    :
>
> ZoneHVAC:FourPipeFanCoil (SEQUENCE 1)
>
> AirTerminal:SingleDuct:Uncontrolled (SEQUENCE 2)
>
>
>
> Any help, thank you
> --- In EnergyPlus_Support@xxxxxxxxxxxxxxx, Jim Dirkes <jim@...> wrote:
>> You might consider using a Fan:VariableVolume and also define the fan
> such that the minimum flow is the same as low speed and the power
> coefficients are linear between low speed power and high speed power....
> something like what I show below.
>>
>> [cid:image001.png@...]
>>
>> James V Dirkes II, PE, BEMP, LEED AP
>>
> www.buildingperformanceteam.com<http://www.buildingperformanceteam.com/>
>> Energy Analysis, Commissioning & Training Services
>> 1631 Acacia Drive, Grand Rapids, MI 49504 USA
>> 616 450 8653
>>
>> From: EnergyPlus_Support@xxxxxxxxxxxxxxx
> [mailto:EnergyPlus_Support@xxxxxxxxxxxxxxx] On Behalf Of andresdagm
>> Sent: Tuesday, September 18, 2012 9:22 AM
>> To: EnergyPlus_Support@xxxxxxxxxxxxxxx
>> Subject: [EnergyPlus_Support] Fan coil two velocity
>>
>>
>>
>> good morning,
>>
>> i am wondering who may I model a fan coil two velocity (off/low/high)
>> this fan coil only work for cooling
>> Also how can i do to set up the setpoint temperature.
>> I generally work in DB and I hav e export this equpment (including
> chillers,fan for ventilation..) but I am in troubles with this.
>> thank you
>>
>
>
>
>
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>
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>
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>
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>
>
>

-- 
Richard A. Raustad
Senior Research Engineer
Florida Solar Energy Center
University of Central Florida
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------------------------------------

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