[TRNSYS-users] Type 9e ERROR
David BRADLEY
d.bradley at tess-inc.com
Thu Oct 25 14:25:39 PDT 2012
Wang,
There is nothing wrong with the data file; I would imagine that the
fault lies in the parameters of Type9. check to make sure that you have
correctly specified the number of header lines to skip (1 in your case)
and the correct number of values to read (7 in your case). The data
interval should be 0.1 hours. I would guess that you want to set Type9
to mode 3.
Best,
David
On 10/25/2012 09:22, 王洋 wrote:
> Dear all,
>
> I used Type 9e with an external weather txt file (please see the
> attached file) using TRNSYS 16, it appeared an error as follows:
>
> *** Fatal Error at time : 3816.000000
> Generated by Unit : 17
> Generated by Type : 9
> Message : Unable to correctly read from the supplied
> data file. Please check the file and re-run the simulation. The most
> likely cause of this problem is an empty or non-existent file.
>
> But this file is not empty or non-existent file.
> Is its form of txt file not right or proper for TRNSYS-reading?
>
> Many thanks in advance!
> Br.
>
> wang
>
>
>
> 2012/10/25 <trnsys-users-request at cae.wisc.edu
> <mailto:trnsys-users-request at cae.wisc.edu>>
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> Today's Topics:
>
> 1. FW: TYPE 56, Active layer minflow error (Patrick Fabriek)
>
>
> ---------- 已转发邮件 ----------
> From: Patrick Fabriek <P.H.Fabriek at tudelft.nl
> <mailto:P.H.Fabriek at tudelft.nl>>
> To: "'d.bradley at tess-inc.com <mailto:d.bradley at tess-inc.com>'"
> <d.bradley at tess-inc.com <mailto:d.bradley at tess-inc.com>>
> Cc: "'trnsys-users at cae.wisc.edu
> <mailto:trnsys-users at cae.wisc.edu>'" <trnsys-users at cae.wisc.edu
> <mailto:trnsys-users at cae.wisc.edu>>
> Date: Thu, 25 Oct 2012 07:31:20 +0000
> Subject: [TRNSYS-users] FW: TYPE 56, Active layer minflow error
>
> David,
>
> Thank you for the fast responds, i will send you the total map
> file. The project its not yet complicated, im trying to add
> additional subsystems to the house, so the model will become more
> realistic.
>
> Im adding a floor heating but i dont have any details about the
> floor heating (yet). So im trying to make a default floor heating
> active layer, so that i can later on adjust it with the details of
> the house.
>
> Another question: the exterior walls have a specified R value,
> does it matter if i model the exterior walls with multiple layer
> with combined is that R value or can i just implement 1 layer with
> the same specified R value?
>
> As the walls a modeled with the response theory it does not really
> matter what u stick in between the frontside and backside aslong
> as the R is the same correct?
>
> Kind regards,
>
> Patrick
>
> ------------------------------------------------------------------------
>
> *From:*David BRADLEY [d.bradley at tess-inc.com
> <mailto:d.bradley at tess-inc.com>]
> *Sent:* Thursday, October 18, 2012 4:05 PM
> *To:* Patrick Fabriek
> *Cc:* trnsys-users at cae.wisc.edu <mailto:trnsys-users at cae.wisc.edu>
> *Subject:* Re: [TRNSYS-users] TYPE 56, Active layer minflow error
>
> Patrick,
> This is a known bug and one that we are working on solving. The
> problem appears to come from a dynamic calculation of the
> transition between laminar and turbulent flow which (to my
> understanding) includes a correction for the actual water
> temperature when performed during a simulation in Type56 but for
> an assumed water temperature when performed in TRNBuild. I have
> found that if you increase the mass flow rate by a bit then you
> get away from the problem. It sounds, however, as though this
> hasn't worked in your case. If the project is not too complicated,
> please send it and we can have a closer look internally.
> Kind regards,
> David
>
> On 10/18/2012 05:57, Patrick Fabriek wrote:
>
> Dear Trnsys users,
>
> I have been using Trnsys for a months now and trying to model
> a simple single floor Zero energy house recently build in
> Rotterdam.
>
> Im now at the point where i am defining the floor heating with
> active layer in TRNBuild but i get this error : Specific
> fluid mass flow of active layer in surface 1 below minimum
> value of 12,98 kg/m2h.
>
> The minimum allowed inlet specific mass flowrate is valued at
> 16.68 kg/ h m2 so this error is very strange. I put the
> desired specific flow rate at 17.
>
> I have been increasing the massflow or lowering it still give
> the error.
>
> Does trnsys studio recalculate specific value somewhere else?
> anyone has a another solution for implementing floor heating.
>
> Regards,
>
> Patrick F
>
>
>
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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 <tel:%2B1.608.274.2577>
>
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> d.bradley at tess-inc.com <mailto:d.bradley at tess-inc.com>
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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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