[TRNSYS-users] Different results by different Trnsys versions?
David Bradley
bradley at tess-inc.com
Thu Jul 9 07:15:59 PDT 2009
Björn,
There are bug fixes and enhancements made with each new release of
TRNSYS so it is possible that there would be differences in result
between the versions and I would expect (hope) that the more recent
version is the correct one. TRNEdit is a separate utility program and
doesn't have anything to do with which version of the TRNDll.dll that
you are using. The TRNDll.dll is the part of TRNSYS that makes all of
the simulation calculations. So you should be able to take the
TRNEdit.exe file from your 16.01.0000 directory and put it into the
16.01.0003 directory, then use parametric tables in 16.01.0003. If that
doesn't work, you will need to also take TRNExe.exe from the 16.01.0000
directory and place it alongside TRNEdit.exe in the 16.01.0003 directory.
Kind regards,
David
Bjoern Nienborg wrote:
> Dear all,
>
> I am using two Trnsys versions. New decks I create in the actual Studio
> (release 16.01.0003). Since the accompanying TrnEdit always runs into
> some access violation I use an older 16.01.0000 for parametric runs. Now
> I discovered that the two versions calculate different results for one
> and the same deck with identical parameters! For some results the
> difference reaches up to 5%!!
>
> Has there been a modification to the solver? Any other explanations?
>
> Cheers,
>
> Björn
>
>
>
>
>
--
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Thermal Energy System Specialists (TESS), LLC
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