[BLDG-SIM] eQUEST: Displacement Ventilation in offices

[Gerald Pde]

Thanks to all who have contributed to this query, you
all have been very helpful.
Gerald


--- Peter Simmonds <peter.simmonds at ibece.net> wrote:
> What you are doing is in the generally correct
> direction. I wouldn't
> remove the lighting load from the equation just set
> the percentage of
> heat going to the plenum at say 50%. I would
> calculate the ESHG for a
> typical space and use the space operating
> temperature from the ESHG
> calculations for the space operating temperature in
> DOE 2. Make sure the
> supply temperature is 63F and check the calculated
> return temperature.
> Don't forget to reduce the static pressure of the
> AHU down to about 2"
> external. Compared to a conventional VAV your supply
> air volume will
> increase but fan power will be reduced. You can also
> reset the chilled
> water supply temperature to say 48F which will
> decrease chiller energy
> consumption.
> You overall results should be about 15-20% less than
> a conventional VAV.
> 
> Peter Simmonds Ph.D.
> Associate,
> IBE Consulting Engineers
> 5910 Lemona Ave. 3rd Floor
> Van Nuys, CA 91411
> USA
> tel: 818-947-0000 #246
> fax: 818-947-0047
> Mobile USA: 818-219-1284
> Mobile Europe: +44-7947-837-588
>  
> e-mail: peter.simmonds at ibece.net
>  
> 
> -----Original Message-----
> From: Gerald Pde [mailto:geraldpde at yahoo.com] 
> Sent: Friday, July 09, 2004 3:02 PM
> To: BLDG-SIM at GARD.COM
> Subject: [BLDG-SIM] eQUEST: Displacement Ventilation
> in offices
> 
> Hi All,
> I am looking for a method for modeling displacement
> ventilation in offices using eQUEST.
> I could set supply air higher then the conventional
> hvac and also cut off heat gain from lights.
> Is there more advanced modeling methods on how to
> model the plume in equest.
> thanks,
> Gerald
> 
> 
> 
> 		
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