[TRNSYS-users] user defined parameters TRNEXE run from TRNEDIT deckfile

[Jeff Thornton]

TRNSYS only calls equations/constants if the constituent values change.
So if A = B + C, A is only re-evaluated if B or C change. That's been
true from version 16 on. 

Jeff 

---
Jeff Thornton
President - TESS LLC
3 N. Pinckney Street, Suite 202, Madison WI USA 53703
Office: (608) 274-2577 Fax: (608) 278-1475
www.tess-inc.com
E-Mail: thornton at tess-inc.com

On 10/24/2018 12:43 pm, Eric Peterson via TRNSYS-users wrote: 

> Hi David and/or Jeff, 
> 
> I am now putting some constants followed by other constants defined by equations in the head of a *.dck file, but find it runs painfully slow. 
> 
> Is there a way to ensure these are assessed once at the beginning of a simulation and are not assessed again? 
> 
> Eric Peterson, PhD, PE, RPEQ, M-ASHRAE TC4.2 Climatic Data 
> 
> Research Fellow in Geothermal Systems Modelling 
> 
> http://www.geotech-project.eu/?portfolio=university-of-leeds [2] 
> 
> School of Civil Engineering, University of Leeds 
> 
> Leeds, West Yorkshire LS2 9JT United Kingdom 
> 
> Telephone +44 (-0) 11334 31957 
> 
> _______________________________________________
> TRNSYS-users mailing list
> TRNSYS-users at lists.onebuilding.org
> http://lists.onebuilding.org/listinfo.cgi/trnsys-users-onebuilding.org [1]
 

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[2] http://www.geotech-project.eu/?portfolio=university-of-leeds
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