[TRNSYS-users] Weather time step
freppelw at noirot.fr
freppelw at noirot.fr
Tue May 3 07:10:27 PDT 2016
Thank you David for your reply.
I also realized that if I choose a time step less than 1 hour, the dew
point temperature is approximated between entire hours. I cannot find
the calculation rule in the documentation.
Do you have any idea where I can find it?
Best regards
Wirich
Le 2016-05-03 15:46, David BRADLEY a écrit :
> Wirich,
> There are two basic Types that can be used to read weather data.
> Type15 is designed to read files that have a standard format (such as
> TMY2 or TMY3). Part of the standard format is a 1-hour timestep. If
> you modify a standard format weather file to have a different time
> step then it can no longer be read by Type15. Type9 can be used to
> read general weather data files. However, it does not have the solar
> radiation processing algorithms built into it as Type15 does. You'll
> need to use Type16 to process the results that are read by Type9.
> kind regards,
> David
>
>
> On 04/29/2016 09:20, freppelw at noirot.fr wrote:
>> Hi everyone,
>>
>> As you know, the weather file for TRNSYS (TM2) is built with a 1 hour
>> time step.
>>
>> My question is: If I modify the weather file so that I have a time
>> step of 1 minute, would TRNSYS be able to execute the simulation? In
>> this case, is there a time step value to change in the program or is
>> it totally impossible?
>>
>> Thanks in advance.
>>
>> Wirich
>> _______________________________________________
>> TRNSYS-users mailing list
>> TRNSYS-users at lists.onebuilding.org
>> http://lists.onebuilding.org/listinfo.cgi/trnsys-users-onebuilding.org
>>
>
> --
> ***************************
> David BRADLEY
> Principal
> Thermal Energy Systems Specialists, LLC
> 22 North Carroll Street - suite 370
> Madison, WI 53703 USA
>
> P:+1.608.274.2577
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>
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> http://www.trnsys.com
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