[TRNSYS-users] Avoiding "cold" start

David BRADLEY d.bradley at tess-inc.com
Fri Jul 10 09:25:11 PDT 2015


Benjamin,
  One way to handle this is to run a 2-year simulation and to start all 
your integrators and output devices at the beginning of the second year. 
If an entire simulation year of warm-up is overkill then you can always 
start your simulation at the beginning of December (hour 8016) and run 
it through the end of December plus one year (hour 17520). Start your 
integrators and printers on hour 8760 and you'll get results from one 
year following the 1 month warmup period.
kind regards,
  David


On 07/10/2015 05:20, Manrique Delgado Benjamin wrote:
>
> Hi,
>
> is there a way to give initial values to any model? Or at least to an 
> integrator (Type 24)? For my simulation I need an integrator that 
> starts from a predefined value. Otherwise, I’ve seen that with other 
> softwares it’s possible to run the same simulation twice (or load 
> results) so that the system doesn’t start from a “cold” status. Can 
> this be done in TRNSYS?
>
> Thank you in advance.
>
> Best regards,
>
> Benjamin Manrique D.
>
>
>
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> TRNSYS-users at lists.onebuilding.org
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-- 
***************************
David BRADLEY
Principal
Thermal Energy Systems Specialists, LLC
22 North Carroll Street - suite 370
Madison, WI  53703 USA

P:+1.608.274.2577
F:+1.608.278.1475
d.bradley at tess-inc.com

http://www.tess-inc.com
http://www.trnsys.com

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