[TRNSYS-users] Type 1288 solar library (TESS)

[Roberto Tascioni via TRNSYS-users]

thank you very much Jeff for your quick reply,
into the ".dat" file there was not an example as you have mentioned above.
I hope the LibraryMathematicalReference will be completed.
Thanks again.

yours faithfully.

Roberto

Roberto Tascioni - Energy Eng. – Industrial and Innovation Department,
Applied Science and Technology Faculty
Marconi University: www.unimarconi.it
Lab.: Via Paolo Emilio 29, 00192 Rome, Italy.
Phone: +39 0637725-268
mail: r.tascioni at lab.unimarconi.it

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2017-03-15 20:16 GMT+01:00 Jeff Thornton <thornton at tess-inc.com>:

> The format of the incidence angle modifier data file is similar to any of
> the other models that use the bi-axial format:
>
> The first line in the data file must include the transverse angles for
> which data is provided - in ascending order - and from 0 to 90 degrees.
>
> The second line in the data file must include the longitudinal angles for
> which data is provided - in ascending order - and from 0 to 90 degrees.
>
> The next N lines contain the value of the incidence angle modifier at the
> combination of the longitudinal and transverse angles, where N is the
> number of longitudinal angles (NL) multiplied by the number of transverse
> angles (NT).  These values repeat for NL times for a given transverse
> angle.
>
> A few things to remember:
>
> Make sure to set the correct parameter values based on the number of
> angles that you have
>
> The text file must be pure ASCII text
>
> The data interpolation routine will not extrapolate beyond the bounds of
> your data - so make sure you have the extremes covered
>
>
>
> An example helps illustrate the format
>
> 0 10 20 30 40 50 60 70 80 90    !Transverse angles
> 0 15 30 45 60 75 90      !Longitudinal angles
> 1.0000 !IAM at T=0,L=0
> 0.9000 !IAM at T=0,L=15
> 0.8000 !IAM at T=0,L=30
> 0.7000 !IAM at T=0,L=45
> 0.6000 !IAM at T=0,L=60
> 0.5000 !IAM at T=0,L=75
> 0.4000 !IAM at T=0,L=90
> 0.9000 !IAM at T=10,L=0
> 0.8000 !IAM at T=10,L=15
> 0.7000 !IAM at T=10,L=30
> 0.6000 !IAM at T=10,L=45
> 0.5000 !IAM at T=10,L=60
> 0.4000 !IAM at T=10,L=75
> 0.3000 !IAM at T=10,L=90
> .
> .
> .
> .
> .
> .
> 0.0000 !IAM at T=90,L=90
>
>
>
> 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 03/15/2017 5:55 am, Roberto Tascioni via TRNSYS-users wrote:
>
> Hi everyone,
> concerning the type 1288 of the solar library (TESS), I'm trying to
> understand:
> how can the ".dat" file be changed ?
> (.\Tess Models\SampleCatalogData\Bi-Axial  IAMs\Typical_LinearFresnel_
> IAM_2d.dat)
> In particular, is not clear the data sorting into the file, in my case I
> have the longitudinal and transversal IAM and I don't know which is the
> exact procedure to fill it preventing possible mistakes by the type.
> The document "10-SolarLibraryMathematicalReference.pdf" that describes
> this type is missing of the mathematical model, it is written "coming soon"
> only, nothing more, its last update dates back to 10/07/2014 ! This is
> unacceptable !
>
> Your help will be appreciated.
> Thanks a lot.
> Roberto
>
>
> Roberto Tascioni - Energy Eng. – Industrial and Innovation Department,
> Applied Science and Technology Faculty
> Marconi University: www.unimarconi.it
> Lab.: Via Paolo Emilio 29, 00192 Rome, Italy.
> Phone: +39 0637725-268
> mail: r.tascioni at lab.unimarconi.it
>
> ( ( ( ( ( ( ))\ ( ))\ )( )\))( )\ ) /((_) )\ ) /((_)(()\ ((_))\(()/( (_))
> _(_/( (_)) ((_) (()(_))(_)) / -_)| ' \))/ -_) | '_|/ _` || || | \___||_||_|
> \___| |_| \__, | \_, | |___/ |__/
>
> _______________________________________________
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>
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