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Raghav Prabanth
,
cwh...@sandia.gov
2
9:55 AM
Doubt Clarification
Hi Raghav, There is a function pvlib.iotools.read_panond that will read either a PAN or OND file and
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Doubt Clarification
Hi Raghav, There is a function pvlib.iotools.read_panond that will read either a PAN or OND file and
9:55 AM
Gemini
,
Adam R. Jensen
2
Jul 4
Soda-Pro is not reachable
1. Specifying time_ref='UT' will give you UTC 2. The get_cams function retrieves the data
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Soda-Pro is not reachable
1. Specifying time_ref='UT' will give you UTC 2. The get_cams function retrieves the data
Jul 4
roshni agrawal
, …
N Dabouz
7
Jul 1
Using CECMod
Thanks Cliff. I was using v0.11 and it explains the issue well. v0.13 uses 'no_loss' spectral
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Using CECMod
Thanks Cliff. I was using v0.11 and it explains the issue well. v0.13 uses 'no_loss' spectral
Jul 1
Mark Mikofski
Jun 27
Fwd: [psf-members-ann] 2025 PSF Board Election Schedule & Info
FYI: Python software foundation (psf) 2025 board member election info… From: Marie Nordin <marie@
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Fwd: [psf-members-ann] 2025 PSF Board Election Schedule & Info
FYI: Python software foundation (psf) 2025 board member election info… From: Marie Nordin <marie@
Jun 27
Ludivine Chabaud
,
cwh...@sandia.gov
2
Jun 24
Assistance with DMEG Module Parameters and .PAN File in PVLIB
Hi Ludivine, 1. The pvlib function reads the file into the python workspace but doesn't interpret
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Assistance with DMEG Module Parameters and .PAN File in PVLIB
Hi Ludivine, 1. The pvlib function reads the file into the python workspace but doesn't interpret
Jun 24
Mark Mikofski
Jun 20
interactive graph of Python packages
An interactive graph of Python packages https://fi-le.net/pypi/
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interactive graph of Python packages
An interactive graph of Python packages https://fi-le.net/pypi/
Jun 20
Helix
,
cwh...@sandia.gov
2
Jun 20
Capacity Factor
The introduction tutorial shows how to model power from a PV system. https://pvlib-python.readthedocs
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Capacity Factor
The introduction tutorial shows how to model power from a PV system. https://pvlib-python.readthedocs
Jun 20
Ben Farmer
, …
kevina...@gmail.com
5
Jun 20
Help explaining bifacial panel irradiance result with backtracking
Hi Kevin, Ah ok cool, thanks for that explanation. Good to know it all makes sense! Regards, Ben On
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Help explaining bifacial panel irradiance result with backtracking
Hi Kevin, Ah ok cool, thanks for that explanation. Good to know it all makes sense! Regards, Ben On
Jun 20
kevina...@gmail.com
Jun 7
[ANN] pvlib v0.13.0
Dear pvlib community, The maintainers are pleased to announce the v0.13.0 release of pvlib python.
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[ANN] pvlib v0.13.0
Dear pvlib community, The maintainers are pleased to announce the v0.13.0 release of pvlib python.
Jun 7
Kris
,
cwh...@sandia.gov
6
May 28
Weather Adjusted Expected Generation
I think all bets on accuracy/precision are off when solar position is not computed for the actual
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Weather Adjusted Expected Generation
I think all bets on accuracy/precision are off when solar position is not computed for the actual
May 28
Aqeel Rehman
May 22
PVsyst Shading scenes
Hey, can anyone help me with pvsyst shading scene... I need some guidance.
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PVsyst Shading scenes
Hey, can anyone help me with pvsyst shading scene... I need some guidance.
May 22
Rafael Campos
,
cwh...@sandia.gov
2
May 18
Help interpreting rear irradiance profiles from bifacial_radiance simulations
Hi Rafael, Most of the irradiance reaching the rear surfaces is from ground reflections. In the
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Help interpreting rear irradiance profiles from bifacial_radiance simulations
Hi Rafael, Most of the irradiance reaching the rear surfaces is from ground reflections. In the
May 18
Jose Domingo Santos Rodriguez
, …
Mark Campanelli
5
May 17
Dark I-V curve fitting in Python
Hi Jose, PVfit is currently not set up to fit single dark IVs. I will have to add this to the TODO
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Dark I-V curve fitting in Python
Hi Jose, PVfit is currently not set up to fit single dark IVs. I will have to add this to the TODO
May 17
riccardo adinolfi
,
cwh...@sandia.gov
2
May 17
Comparing the power shape - measured vs modeled
Can you elaborate on what you mean by not "very robust"? It may help to think of a PV model
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Comparing the power shape - measured vs modeled
Can you elaborate on what you mean by not "very robust"? It may help to think of a PV model
May 17
Kanyanta Makasa
, …
cwh...@sandia.gov
4
May 16
GSoC
> I could still become an active contributor even without the competition, right? Yes, certainly.
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GSoC
> I could still become an active contributor even without the competition, right? Yes, certainly.
May 16
Ronald Reagon R
May 13
Query on Standard PV Module QC Test Sequence
Hi In the standard quality control process of PV module manufacturing, which test is typically
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Query on Standard PV Module QC Test Sequence
Hi In the standard quality control process of PV module manufacturing, which test is typically
May 13
roshni agrawal
,
kevina...@gmail.com
3
May 13
Bifacial Model in PVlib vs PVsyst
Thank you Kevin for the detailed explanation — that makes a lot of sense. It's helpful to know
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Bifacial Model in PVlib vs PVsyst
Thank you Kevin for the detailed explanation — that makes a lot of sense. It's helpful to know
May 13
Will Hobbs
Apr 24
Notes on NREL NSRDB PSM4
If you had not seen it, there are several variations of the NREL NSRDB PSM v4 now available: https://
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Notes on NREL NSRDB PSM4
If you had not seen it, there are several variations of the NREL NSRDB PSM v4 now available: https://
Apr 24
Mounir Abraim
,
cwh...@sandia.gov
3
Apr 24
Fixed and single-axis tracking POA PVSyst transposition model
Hi Cliff, Thanks a lot for your quick feedback. That is exactly what I was looking for :) Regards
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Fixed and single-axis tracking POA PVSyst transposition model
Hi Cliff, Thanks a lot for your quick feedback. That is exactly what I was looking for :) Regards
Apr 24
Stein, Josh
, …
Anton Driesse
5
Apr 23
Question about PV company codes
Maybe if you ask them nicely they will give you the just company list with their codes? Anton On 2025
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Question about PV company codes
Maybe if you ask them nicely they will give you the just company list with their codes? Anton On 2025
Apr 23
Henry Toal
, …
Will Hobbs
3
Apr 2
U.S. NIFC Remote Automatic Weather Station (RAWS) data
Starting here https://raws.dri.edu/ I can eventually navigate to a “Data Lister” page for an
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U.S. NIFC Remote Automatic Weather Station (RAWS) data
Starting here https://raws.dri.edu/ I can eventually navigate to a “Data Lister” page for an
Apr 2
Mounir Abraim
, …
Adam R. Jensen
3
Mar 23
APIs to download PMs, Precipitation, Irradiance...etc from Copernicus
There's a new API for single-point time series that is much easier to use. More information and
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APIs to download PMs, Precipitation, Irradiance...etc from Copernicus
There's a new API for single-point time series that is much easier to use. More information and
Mar 23
Spencer Zanardi
Mar 21
Spec Sheet Based Modeling for Single Axis Tracker
Hi All, New pvlib user here and I am looking for some help related to modeling a tracking system,
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Spec Sheet Based Modeling for Single Axis Tracker
Hi All, New pvlib user here and I am looking for some help related to modeling a tracking system,
Mar 21
Ronald Reagon R
,
cwh...@sandia.gov
2
Mar 20
Different Curtailment % energy yield
What do you mean by 2% curtailment? That 2% of the DC or AC energy is forgone regardless of when the
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Different Curtailment % energy yield
What do you mean by 2% curtailment? That 2% of the DC or AC energy is forgone regardless of when the
Mar 20
kevina...@gmail.com
Mar 20
[ANN] pvlib v0.12.0
Dear pvlib community, The maintainers are pleased to announce the v0.12.0 release of pvlib python.
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[ANN] pvlib v0.12.0
Dear pvlib community, The maintainers are pleased to announce the v0.12.0 release of pvlib python.
Mar 20
Justin Stanley
,
cwh...@sandia.gov
3
Mar 14
Applying Soiling Loss Percentage
Thanks, Cliff! I think that got me exactly what I needed. On Thursday, March 6, 2025 at 1:05:21 PM
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Applying Soiling Loss Percentage
Thanks, Cliff! I think that got me exactly what I needed. On Thursday, March 6, 2025 at 1:05:21 PM
Mar 14
Ayush Kumar
,
Adam R. Jensen
2
Mar 10
Interest in Contributing to the pvlib Project for GSoC 2025
Thank you for your interest in pvlib! Just a general heads up: we are unlikely to accept GSoC
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Interest in Contributing to the pvlib Project for GSoC 2025
Thank you for your interest in pvlib! Just a general heads up: we are unlikely to accept GSoC
Mar 10
roshni agrawal
,
cwh...@sandia.gov
2
Mar 4
Effective Irradiance Calculations in Bifacial or Monofacial System
HI Roshni, I don't think infinite_sheds reduces the direct component of POA irradiance for
unread,
Effective Irradiance Calculations in Bifacial or Monofacial System
HI Roshni, I don't think infinite_sheds reduces the direct component of POA irradiance for
Mar 4
Christopher Valdivia
, …
Brighton Mabasa
5
Feb 27
Getting albedo from MODIS for energy yield modeling
Thanks Brighton! Your paper and suggestions looks like they will be helpful. Much appreciated, Chris
unread,
Getting albedo from MODIS for energy yield modeling
Thanks Brighton! Your paper and suggestions looks like they will be helpful. Much appreciated, Chris
Feb 27
Bal_M
,
cwh...@sandia.gov
4
Feb 19
Negative Power Output
Should be OK, yes, but it's good practice to always check the results. There's a few physical
unread,
Negative Power Output
Should be OK, yes, but it's good practice to always check the results. There's a few physical
Feb 19