[BLDG-SIM] integrating walk in cooler in the HVAC system

[Steven Carlson]

The EPRI Supermarket Simulation Tool was designed to integrate 
refrigeration and HVAC. I think it's still available directly from EPRI.

Steve Carlson
CDH Energy Corp

Abaza, Hussein wrote:
>
> Hi all;
>
> I am trying to integrate a walk-in cooler in a convenient store in 
> store’s HVAC system. In winter, I would like to direct the heat from 
> the walk-in cooler cooling system to be used in heating the store. The 
> store is in Greenville, NC ( moderate climate). The convenient store 
> is still in the design phase now. The estimated heating load for the 
> convenient store is 48,000 Btu/hour. The walk-in cooler cooling 
> capacity should be appproximatelly four tons. The convenient store 
> design is an open plan with high ceiling. Does anyone have an idea of 
> how such integration might be?
>
> Thank you for your help.
>
> Dr. Hussein Abaza
>
> East Carolina Univeristy
>
>
> ------------------------------------------------------------------------
> *From:* BLDG-SIM at GARD.COM on behalf of Virdi Permana
> *Sent:* Thu 10/19/2006 11:46 AM
> *To:* BLDG-SIM at GARD.COM
> *Subject:* [BLDG-SIM] ASHRAE 90.1-2004: BAseline DEsign Questions
>
> Hello all,
>
> I am a newbie in Building Modeling and eQuest.
>
> Currently I am in the process of working in developing a baseline case.
>
> Question:
>
> 1. This is about Table G3.1, No.5, which is Building Envelope part of 
> the requirement for calculating proposed and baseline building 
> performance on ASHRAE 90.1-2004. Can anyone explain about point "b" in 
> Baseline Building performance column? My understanding is as follow: 
> It looks like what ever the proposed building is, the base line 
> building will always consist of: a) Insulation entirely above deck 
> type of roofs, b) Steel-framed type of above-grade walls, and c) 
> Steel-joist type of floors. Can anyone please confirm if my 
> understanding is correct or wrong?
>
> 2. This is about how to translate the requirement of Opaque elements 
> from Table 5.5-1 to 5.5-8 of ASHRAE 90.1-2004 to Equest (Design 
> Development Wizard: Shell component, windows 3 and 4). How do we use 
> the value from the table 5.5 on Equest exactly? I am a little bit 
> unclear about where I should plug in these values from this table on 
> eQuest.
>
> For example:
>
> If we see Wizard screen 3 of 25, say Roof Surfaces part.
>
> My understanding is:
>
> Construction and Ext Finish/Color part, this data we get from the 
> architecture drawing.
>
> On the other hand, does the value from the table 5.5 go straight to 
> Exterior Insulation and Add'l Insulation part?
>
> Any answer you could provide is greatly appreciated.
>
> Sincerely,
>
> Virdi Permana
>
> www.emsi-green.com
>
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-- 
Steven Carlson P.E., LEED AP
CDH Energy Corp.
33 N 1st St
Evansville, WI  53536
608-882-0111
www.cdhenergy.com


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