2023 16th PV Performance Modeling Workshop
Salt Lake City, Utah USA
Note that video recordings are only available for some of the presentations.
Day 1: Tuesday May 9, 2023
Welcome to the 2023 PVPMC (5487 downloads ) | Joshua Stein | Sandia National Laboratories |
1. Solar Resource Assessment
Rethinking Typical Year Data Modeling for Solar Energy Application (5800 downloads ) | Aron Habte | NREL | |
QC Flagging of Shading in Ground Measurements of Solar Irradiance (5545 downloads ) | Alex Bryan | GroundWork Renewables | |
Strategies for Rear Irradiance Monitoring in Tracked Bifacial Systems (5601 downloads ) | Nicholas Riedel-Lyngskær | European Energy | |
Quality assessment of global tilted irradiance by automatic and manual procedures (5864 downloads ) | Marketa Hulik Jansova | Solargis | Recording Link |
An Update on New Capabilities in the NSRDB (5776 downloads ) | Manajit Sengupta | NREL |
2. PV Capacity Testing
PV Plant Underperformance from a Lab, Field and Modeling Perspective (5581 downloads ) | Jim Crimmins | CFV Labs | Recording Link |
pvcaptest Updates and Ongoing Work (5469 downloads ) | Ben Taylor | Tailored Data Consulting | Recording Link |
Modern PV Plant Capacity (Performance) Testing from an EPC’s Perspective (5672 downloads ) | Adam Kankiewicz | Black & Veatch | Recording Link |
Outboard Pyranometer Bifacial Capacity Testing (5493 downloads ) | Jeff Newmiller | DNV | Recording Link |
3. Posters (Files will be posted as they are received)

4. Innovations in PV System Monitoring
Applications of in-situ I-V measurement (5876 downloads ) | Michael Gostein | Atonometrics | Recording Link |
Derivation and Applications of Filtered Temperature-Corrected Performance Ratio for Diagnosis of Under-performing Power Plants (5711 downloads ) | Samantha Wilson | PowerFactors | Recording Link |
A Golden Dataset to Enable Automatic Photovoltaic Fault Detection Processes (5736 downloads ) | Scott Sheppard | Turbine Logic | Recording Link |
5. Modeling Tools and Software Updates
Updates and improvements in the latest PVsyst versions (5874 downloads ) | Bruno Wittmer | PVsyst | Recording Link |
Validation of PVcase Yield - A yield simulation software based on 3D PV plant digital twins (5999 downloads ) | Andres Calcabrini | PVcase | Recording Link |
Recent and Planned Improvements to the System Advisor Model (SAM) (5756 downloads ) | Nate Blair | NREL | Recording Link |
PlantPredict: Model and Software Updates (5782 downloads ) | Kurt Rhee | Terabase | Recording Link |
pvlib 2023 update: pvlib-python, pvanalytics, twoaxistracking (4882 downloads ) | Clifford Hansen | Sandia National Laboratories | |
SolarOPS: A versatile PV system simulation software (5896 downloads ) | Antonios Florakis | TotalEnergies | Recording Link |
Energy yield modeling using the pvDesign software (5808 downloads ) | Félix Ignacio Pérez Cicala | RatedPower | Recording Link |

Day 2: Wednesday August 24, 2022
6. PV System Modeling
Impacts of Albedo Estimation Method on Energy Estimates (5763 downloads ) | Halley Darling | UL Solutions | Recording Link |
A Model for Efficient Shading Evaluation in Large-Scale PV Plants Based in Hemicube Geometry (5975 downloads ) | Anja Neubert | DNV | |
Differences between advanced and conventional models in bifacial yield simulations (5808 downloads ) | Keith McIntosh | PV Lighthouse | Recording Link |
PV Expected Energy Modeling (5838 downloads ) | Will Hobbs | Southern Company | Recording Link |
Getting more useful information from modelling of iv curves and matrix measurements (6127 downloads ) | Steve Ransome | SRCL |
7. PV Data Analysis and Analytics
Comparison of Open-Source Photovoltaic Performance Models Against Multi-Year Field Data (5737 downloads ) | Lelia Deville | University of Louisiana / Sandia National Laboratories | |
DNV’s Solar Energy Assessment Validation using SolarFarmer (5831 downloads ) | Madison Ghiz | DNV | Recording Link |
Announcements of Model Validation Comparisons and RFI (5723 downloads ) | Marios Theristis, Cliff Hansen, and Tassos Golnas* | Sandia National Laboratories and *US Department of Energy |
8. Bifacial PV
Using CAD Output Files to Compute Terrain Losses in PVsyst (5757 downloads ) | Laura Hinkelman | Black & Veatch | Recording Link |
Effects of subhourly modeling on three dimensional near shading losses and terrain-aware backtracking gains (5697 downloads ) | Josh Wirth | Daly Energy | Recording Link |
Modeling Transposition for Single Axis Trackers Using Terrain Aware Backtracking Strategies (5763 downloads ) | Jenya Meydbray & Kurt Rhee | Nevados | Recording Link |
PV Panel Variability Effects using PVLib (5806 downloads ) | Mike Anderson | Erthos | Recording Link |
Final Perspectives from PVPMC 2023 (5745 downloads ) | Joshua Stein | Sandia National Laboratories |

pvlib-python User Group Meeting
2023 User’s group: pvlib python and pvanalytics (5781 downloads ) | Clifford Hansen | Sandia National Laboratories |