[TRNSYS-users] Cooling Coil Type508h effectiveness

David Bradley bradley at tess-inc.com
Mon Mar 29 14:20:49 PDT 2010


Fred,
  My previous reply (effectiveness and efficiency are not the same 
thing) applies to the cooling coil as well.
Best,
 David


Fred Betz wrote:
>
> TRNSYS users,
>
>  
>
> I am seeing a 100% efficient heat transfer rate across the cooling 
> coil in "free floating mode".
>
>  
>
> I suppose there is a work around by adding a bypass fraction, but that 
> would give unrealistic results on the water outlet temperature.
>
>  
>
> Is there a way to set an efficiency of the coil?
>
>  
>
> Please advise,
>
>  
>
> Fred
>
>  
>
>  
>
> *Fred Betz**  *PhD., LEED AP
> Sustainable Systems Analyst
>
> 	
>
>  
>
> 	
>
> *AEI* | AFFILIATED ENGINEERS, INC.  
> 5802 Research Park Blvd. | Madison, WI  53719
>
> P: 608.236.1175 | F: 608.238.2614  
> fbetz at aeieng.com <mailto:fbetz at aeieng.com>  |  *www.aeieng.com 
> <http://www.aeieng.com/>*  
>
>  
>
>  
>
> ------------------------------------------------------------------------
>
> _______________________________________________
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> TRNSYS-users at cae.wisc.edu
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>   

-- 
***********************************************************************
Thermal Energy System Specialists (TESS), LLC 
David BRADLEY                      22 N. Carroll Street - Suite 370 
Partner                            Madison, WI 53703 
                                   USA
P: +1.608.274.2577 
F: +1.608.278.1475
E-mail: bradley at tess-inc.com 
Web Pages:  http://www.tess-inc.com    and      http://www.trnsys.com

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