[Bldg-sim] *****SPAM***** Re: Revised TMY3 Weather Files now available on the Web
Joe Huang
yjhuang at whiteboxtechnologies.com
Wed Feb 11 21:33:38 PST 2015
reposted with thread deleted to save bandwidth. Apologies to those who
may have already received it.
Joe
On 2/11/2015 5:00 PM, Joe Huang wrote:
> Well, so I'm wasting all day talking on BLDG-SIM :-) :-)
>
> Although I agree in principle with a standard on weather file data
> quality, I don't see from a practical point of view what can be done
> outside of the really obvious stuff like, how many records are there,
> are the parameters all there and within physical possibility, etc. ?
>
> Truth be told, though, those problems are more likely to be found
> outside the official NWS weather station data, i.e., ISD, that's used
> exclusively in the public data sets like TMY2, TMY3, CZ2010, etc.
>
> Joe
> Joe Huang
> White Box Technologies, Inc.
> 346 Rheem Blvd., Suite 205A
> Moraga CA 94556
> yjhuang at whiteboxtechnologies.com
> http://weather.whiteboxtechnologies.com for simulation-ready weather data
> (o) (925)388-0265
> (c) (510)928-2683
> "building energy simulations at your fingertips"
> On 2/11/2015 8:24 AM, Chip Barnaby wrote:
>> To amplify Dru's recommendation to get involved with ASHRAE -- an
>> additional route would be to develop a weather file quality standard
>> via the ASHRAE consensus process. This would specify algorithmic
>> tests applied to a file. Then any simulation-based compliance method
>> could specify "shall use a weather file that conforms to ASHRAE Std
>> XXX."
>>
>> Many software developers, including me, have developed weather file
>> QC checkers (half-baked at best in my case). Getting everyone around
>> one table and agreeing on exactly what is "good enough" would be very
>> helpful to the industry.
>>
>> The standard could be an addendum to Std 169 perhaps (with a suitable
>> extension of Scope) or a new Standard. TC 4.2 is the cognizant TC for
>> Std. 169.
>>
>> Chip Barnaby
>>
>>
>> On Wed, Feb 11, 2015 at 11:00 AM, <Dru.Crawley at bentley.com
>> <mailto:Dru.Crawley at bentley.com>> wrote:
>>
>> Nathan,
>>
>> I would encourage you and others interested in this topic to
>> participate in ASHRAE Technical Committee 4.2 Climatic
>> Information. We are always looking for new research (including
>> creating high quality weather files – we created the IWEC2 and
>> others) and for new members. Joe Huang and I are members.
>>
>> If you’re interested, let me know and I can tell you who to
>> contact to get on the committee.
>>
>> Dru
>>
>> (Chair TC 4.2 Climatic Information, Standard 169 Climatic
>> Information for Building Design Standards)
>>
>>
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