[TRNSYS-users] Tank with a heat pump and a heat exchanger

David BRADLEY d.bradley at tess-inc.com
Thu Feb 28 07:22:20 PST 2013


Marion,
   The basic idea of TRNSYS is that systems are modeled as groups of 
components connected to each other according to the user's 
specifications. In order to model the system that you propose, you would 
connect the Type534 heat exchanger outlet liquid temperature and flow 
rate to the Type938 inlet liquid temperature and flow rate. You would 
also need a controller model so that the heat pump knows when the tank 
has reached the desired temperature and may turn off. Since this concept 
is very central to TRNSYS, I would recommend that you look at some of 
the examples (particularly the solar domestic water heating (SDHW 
examples) so that you see how components are linked to one another to 
form a system.
Regards,
  David



On 2/27/2013 09:37, Marion Lumbroso wrote:
> Hi everybody,
>
> I am a new user of TRNsys and I am asking you some help please.
> I would like to model a tank with a heat pump and a heat exchanger at 
> the same time. There is a way to do that? Cause in the TESSLibs17 I 
> only found a heat pump water heater and (type 938) a tank with heat 
> exchangers (type 534). Maybe it is possible to couple both or to find 
> an other trick?
> Thank you very much!
>
> Regards,
>
> Marion
>
>
>
> _______________________________________________
> TRNSYS-users mailing list
> TRNSYS-users at cae.wisc.edu
> https://mailman.cae.wisc.edu/listinfo/trnsys-users

-- 
***************************
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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