[TRNSYS-users] TRNBUILD idf import error

Mon Jul 10 03:25:32 PDT 2017

Arnaud,

Could you email me the *.idf file ? I can take a look at it, I have met to
much problems in importing idf files...

Regards,
Ismail

2017-07-04 16:02 GMT+01:00 via TRNSYS-users <
trnsys-users at lists.onebuilding.org>:

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> Today's Topics:
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>    1. Re: Problem with heat pump Type 505 cooling and heating
>       performance data (David BRADLEY via TRNSYS-users)
>    2. Re: TRNBUILD idf import error (David BRADLEY via TRNSYS-users)
>    3. Re: Save and re-use control cards quickly
>       (Jeff Thornton via TRNSYS-users)
>    4. Re: Tempering Valve Control Type 115 TRNSYS 18
>       (David BRADLEY via TRNSYS-users)
>
>
> ---------- Message transféré ----------
> From: David BRADLEY via TRNSYS-users <trnsys-users at lists.onebuilding.org>
> To: "S.O.Daei.N" <omidda71 at yahoo.com>, "TRNSYS users mailing list at
> OneBuilding.org" <trnsys-users at lists.onebuilding.org>
> Cc:
> Bcc:
> Date: Mon, 3 Jul 2017 15:31:54 -0500
> Subject: Re: [TRNSYS-users] Problem with heat pump Type 505 cooling and
> heating performance data
>
> Usually the catalogs report total flow and do not separate out by return
> or outside air because the return and outside air streams mix before going
> through the heat pump.
>
> It doesn't matter if your catalog has more or fewer values than the
> example data file. The model's parameters allow you to adjust the number of
> values of each variable that you are supplying in your data file.
>
> kind regards,
>
>  David
>
>
>
> On 07/01/2017 06:59, S.O.Daei.N via TRNSYS-users wrote:
>
> Hi All,
> As mentioned in catalog in attachment, I have specification data of my
> heat pump.
> I have total flow rate of 944 l/s (but i don't have return and outside air
> flow rates separately how can i find them?), and liquid flow rate 0.354 l/s
> and DHW flow rate 0.14 l/s (one fewer than mentioned in sample catalog
> data) , but in catalog i have 12 values for 4 temperature in cooling mode
> and 12 values for 4 temperature in heating mode.
> In sample catalog data i need 24 values,how can i reach that other 12
> values in both heating and cooling mode in that catalog data?
> Please help me with this problem
> Thanks
>
>
> _______________________________________________
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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:+1.608.278.1475d.bradley at tess-inc.com
> http://www.tess-inc.comhttp://www.trnsys.com
>
>
>
> ---------- Message transféré ----------
> From: David BRADLEY via TRNSYS-users <trnsys-users at lists.onebuilding.org>
> To: Arnaud Candaele <arnaud.candaele at gmail.com>, "TRNSYS users mailing
> list at OneBuilding.org" <trnsys-users at lists.onebuilding.org>
> Cc:
> Bcc:
> Date: Mon, 3 Jul 2017 15:56:35 -0500
> Subject: Re: [TRNSYS-users] TRNBUILD idf import error
>
> Arnaud,
>
>  I think the adjacent window on the back side of ATR1 (the long wall that
> is further from the origin) is missing its window. There is a corresponding
> window in LEV1.
>
>  I also think there may be a problem in that LEV1 and RDC should both be
> annuli. If you hide all but one of those zones and then click on its roof,
> you'll see that the roof extends over what should be the space taken up by
> the corresponding atrium zone. If you redraw one of the sides of the
> cutout, it will turn into a window that you can then delete. Check both the
> ceilings and floors of both LEV1 and RDC.
>
> kind regards,
>
>  David
>
>
>
> On 06/29/2017 04:36, Arnaud Candaele via TRNSYS-users wrote:
>
> Hello,
>
> I have difficulties importing an idf file created with Sketchup.
> The import goes mainly well, except for 3 surfaces (2 walls and 1 window,
> which belong to one of these walls), for which I got the following error
> message: "adjacent wall not found" and "adjacent window not found".
>
> These walls are indeed interior walls. They are set as "ADJ_WALL", with
> "Outside Boundary Condition" set as "Zone", with the correct corresponding
> zone. And in the adjacent zone, the walls have the same construction, and
> the reciprocal zone set.
>
> All vertices correspond exactly.
>
> Basically I followed these instructions: http://onebuilding.org/
> archive/trnsys-users-onebuilding.org/2013-February/024640.html
>
> ..but in the TRNBUILD, I do have "undefined" written next to that walls.
>
> I join here my idf.
>
> Thanks a lott for any help!
> Arnaud.
>
>
> _______________________________________________
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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:+1.608.278.1475d.bradley at tess-inc.com
> http://www.tess-inc.comhttp://www.trnsys.com
>
>
>
> ---------- Message transféré ----------
> From: Jeff Thornton via TRNSYS-users <trnsys-users at lists.onebuilding.org>
> To: trnsys-users at lists.onebuilding.org
> Cc:
> Bcc:
> Date: Tue, 04 Jul 2017 09:44:01 -0500
> Subject: Re: [TRNSYS-users] Save and re-use control cards quickly
>
> Vincent -
>
> Actually there is a way - but it's kind of sneaky!  Set the control cards
> you wish to change to STRINGS and give them equation names: STARTTIME,
> STOPTIME, TIMESTEP, ATOL, DTOL etc,
>
> Then drag out one of the equation components and define these equation
> names / values for one of your cases.  Make sure to change the name of the
> equation component to something descriptive: MAY_JUNE_0PT25HOURS for
> example   When you are finished, test it to make sure it runs and then
> right click on the equation component in the assembly window and choose
> SAVE.  Pick a location in the Studio/Proformas directory that you'll
> remember and save it there.  Repeat this process for each of the simulation
> cards that you wish to create.  Then choose the Direct Access --> Refresh
> Tree option to re-load the libraries.  Now you've got a library of control
> cards that you can drag out and use each time you'd like a change.
>
>
>
> Jeff
>
>
>
> ---
> Jeff Thornton
> President - TESS LLC
> 22 N. Carroll Street, Madison WI USA 53703
> Office: (608) 274-2577  Fax: (608) 278-1475www.tess-inc.com
> E-Mail: thornton at tess-inc.com
>
> On 07/03/2017 2:58 pm, David BRADLEY via TRNSYS-users wrote:
>
> Vincent,
>
>  There is not a way to save more than one set but it is an interesting
> idea!
>
> best,
>
>  David
>
>
>
> On 06/28/2017 07:14, Vincent Höfte via TRNSYS-users wrote:
>
> Hi all,
>
> I am relatively new to TRNSYS and maybe this is an obvious question, but I
> couldn't find the answer in the documentation.
>
> Is it possible to save different pre-sets of Control Cards? I will have to
> do a lot of simulations with different durations and time steps, but I wish
> not to manually change all the input of the control cards every time I do a
> simulation with, for example, a different .BUI file.
>
> For example; I would like to have simulations for four seasonal
> representative weeks of the year (21-st-28th of March, Jun, Sep, Dec) with
> a time step of 0,5 hour, and also half a year with a time step of one hour.
> I want to save the control cards, so I don't have to change the simulation
> start and step hours, the time step and the tolerances all the time.
>
> I hope my question is clear and that you can help me. Thanks in advance,
>
> Regards,
>
> Vincent Höfte
>
>
>
> _______________________________________________
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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:+1.608.278.1475d.bradley at tess-inc.com
> http://www.tess-inc.comhttp://www.trnsys.com
>
>
> _______________________________________________
> TRNSYS-users mailing listTRNSYS-users at lists.onebuilding.orghttp://lists.onebuilding.org/listinfo.cgi/trnsys-users-onebuilding.org
>
>
>
> ---------- Message transféré ----------
> From: David BRADLEY via TRNSYS-users <trnsys-users at lists.onebuilding.org>
> To: Gillet Paul <paul.gillet at insa-rouen.fr>, "TRNSYS users mailing list
> at OneBuilding.org" <trnsys-users at lists.onebuilding.org>
> Cc:
> Bcc:
> Date: Tue, 4 Jul 2017 10:02:47 -0500
> Subject: Re: [TRNSYS-users] Tempering Valve Control Type 115 TRNSYS 18
> Paul,
>
>   I am going back through some emails that came in while I was away. Did
> you get this figured out? If not then the idea of the tempering valve
> control is that it determines the fraction of hot and cold water that need
> to be mixed together to arrive at or below a desired maximum temperature.
> In a real system this could be accomplished by a PID but mathematically if
> you know the two source temperatures (one hot, one cold) then you can
> compute the ratio required. The PID and the tempering valve controller are
> redundant. Both accomplish the same thing.
>
> kind regards,
>
>  David
>
>
>
> On 06/27/2017 09:11, Gillet Paul via TRNSYS-users wrote:
>
>> Dear all,
>>
>> I'm modeling an ahu using simulation studio. The fluid (water) that
>> passes though the heat coil is provided by a boiler in which the
>> temperature should be controled. That is the reason why i put a tempering
>> valve control (Type115) and a PID controller (Type 22 or 23) to compare the
>> setpoint temperature and the heating temperature.
>> Why there is not "Control Signal" input in the type 115 inlet ? It is
>> logical to control the signal of the tempering valve with the control
>> signal output of the PID controler. I really don't understand how can I
>> link them !
>> Thanks for any information you can give me.
>>
>> Have a great day,
>>
>
> --
> ***************************
> 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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> TRNSYS-users at lists.onebuilding.org
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>
>

-- 
*******************************************************
*Ismail OUHALLOU*
Green building & Sustainability consultant

*Morocco*
Fax:    +212 522 326 440
Mob:   +212 620 548 116
Email:  i.ouhallou at trusted-energy.com
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