[TRNSYS-users] .bld and .trn-File

David Bradley bradley at tess-inc.com
Wed Jul 1 07:29:19 PDT 2009


Angela and Juliane,
It might be a good idea to be in contact with your TRNSYS distributor 
about what you are trying to do. There are some license restrictions as 
to what kind of applications can be developed from TRNSYS. If what you 
are doing is for internal use only, there is no problem of course. If 
you are planning to distribute your final product then you should 
definitely contact the developers. With TRNSYS 16, the *.bui file is 
processed by TRNBuild when the simulation starts (so the *.bld and *.trn 
files are regenerated each time).
Kind regards,
David

Angela Dro"scher wrote:
> Hi all,
>
> We are looking for a possibility to change building parameters (e.g. wall thickness) without working directly in Trnsys (Trnbuild respectively). The final product should be easy to use for people who do not have any knowledge in Trnsys but want to see the effect of changing parameters on the simulation results.
>
> Our idea is the following:
> - enter certain paramters (wall thickness,...) in Excel
> - start a command window from MS Excel
> - start Trnsys from the command window via Excel
>
> It is no problem to change the parameters in the .bui-file, but to run the simulation, the .bld- and the .trn need to be updated.
> Our first idea is to open the .bui-file in Trnbuild from the command window and save it in order to update the .bld and the .trn. The problem is how to save and close the .bui-file from the command window.
> The second idea is that the .bld and the .trn possibly can be updated without starting Trnbuild, but we have no clue how to do this.
>
> Are there any ideas how we could fix this?
> Thanks in advance,
> Angela and Juliane
>
>   

-- 
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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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