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[EnergyPlus_Support] Re: No Outside Air!

It was similar to your point number one. I'd be following the guidance to move the actuated node outboard. But, for some reason I also referenced the HX relief instead of the OA mixer relief. Working now. Thanks.

--- In EnergyPlus_Support@xxxxxxxxxxxxxxx, "Griffith, Brent" <brent.griffith@...> wrote:
>
> Common issues here are
> 
> 1 the OA controller's actuated node needs to be moved outboard of the heat recovery device.
> 
> 2 zone exhaust fans will removing their volume flow from the return air.
> 
> ________________________________
> From: EnergyPlus_Support@xxxxxxxxxxxxxxx [mailto:EnergyPlus_Support@xxxxxxxxxxxxxxx] On Behalf Of chris_malc_yates
> Sent: Monday, December 07, 2009 11:22 AM
> To: EnergyPlus_Support@xxxxxxxxxxxxxxx
> Subject: [EnergyPlus_Support] No Outside Air!
> 
> 
> 
> Hi there!
> 
> I've constructed (read "mashed together various IDFs") a model with central AHU and Zone Fancoils. Everything appears to be connected together but there is something wrong with my Main AirLoop. Instead of 100% OA permanently, there appears to be no flow through the relief node and equal flows through the return and OA inlet nodes on the OA mixer. The building must be blowing up like a balloon!
> 
> I'm using heat recovery. Are there any common things that can go wrong? I've checked through as much as I can understand.
> 
> If anybody else has corrected an error like this, I'd be grateful to hear how.
> 
> Many thanks, in advance, from Blighty
> 
> Chris
>




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