Re: [EnergyPlus_Support] Different from reality & Ventilation related problems

[Lixing Gu <gu@xxxxxxxxxxxx>]

Abeer:

Please upload the input file. I am going to look at the error messages 
caused by the AirflowNetwork model.

Lixing Gu
----- Original Message ----- 
From: "abeermme" <abeermme@xxxxxxxxx>
To: <EnergyPlus_Support@xxxxxxxxxxxxxxx>
Sent: Wednesday, October 31, 2007 3:53 PM
Subject: [EnergyPlus_Support] Different from reality & Ventilation related 
problems


> Hi,
> I'm simulating an office space in a hot arid area, whose winter is
> cold so it's not a common practice to need cooling in cold months
> even in office buildings whose internal gains are high, (sometimes
> in few cases natural ventilation might be used when internal
> temperatures are relatively high) BUT so far, all results show
> considerable cooling loads in these months! I tried reducing internl
> gains, different space ratios and other options that might be
> relevant but still getting same results of cold months cooling.
> - Thinking that the problem might be because of the use of natural
> ventilation as "scheduled", I tried setting it to b "calculate" but
> got an error message saying: [b][i]"**FATAL:
> GetAirFlowNetworkInput": Program terminates for perceding reason(s)
> Please check the EnergyPlus error file for more information"[/i][/b]
> In energy plus err. file many severe errors appeared as follows:
> [b][i]" ** Severe  ** GetAirflowNetworkInput: The number of
> AIRFLOWNETWORK:MULTIZONE:COMPONENT ZONE EXHAUST FAN is not equal to
> the number of Zone exhaust fans defined in CONTROLLED ZONE EQUIP
> CONFIGURATION
>   **   ~~~   ** The number of AIRFLOWNETWORK:MULTIZONE:COMPONENT
> ZONE EXHAUST FAN is 0
>   **   ~~~   ** The number of Zone exhaust fans defined in
> CONTROLLED ZONE EQUIP CONFIGURATION is 4
>   ** Severe  ** GetAirflowNetworkInput: Zone Exhaust Fan is not
> defined in AIRFLOWNETWORK:MULTIZONE:COMPONENT ZONE EXHAUST FAN
>   **   ~~~   ** Zone Air Exhaust Node in CONTROLLED ZONE EQUIP
> CONFIGURATION =5468 FAN COIL RETURN"[/i][/b]
> Could you please help by giving probable reasons for the 1st topic
> and some solution to the second?
> Your help is urgently needed and highly appreciated.
> Thanks, regards
> Abeer
>
>
>
> The primary EnergyPlus web site is found at:
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> Attachments are not allowed -- please post any files to the appropriate 
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>
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> Documentation link and press the "search" button.
>
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>
>
>
> 



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