2024 18th PV Performance Modeling Workshop
Salt Lake City, Utah USA
Day 1: Tuesday May 7, 2024
1. Complexities in PV Modeling
| Tracking Higher Electricity Prices (3082 downloads ) | Adam Jensen | Technical University of Denmark | |
| 2023 PVPMC Blind Modeling Comparison Update (3200 downloads ) | Lelia Deville | Sandia National Laboratories | |
| Modeling hybrid PV/CSP/ES systems for 100% Carbon Free Electricity to Load (2991 downloads ) | Jennifer Braid | Sandia National Laboratories |
2. Site and Design Impacts and Derates

| Building an Advanced Soiling Loss Model with AI and Ground-Level Data (2752 downloads ) | Catlin Mattheis | Fracsun | |
| Energy Impact of Different Solar Tracker Wind Stow Strategies (3084 downloads ) | Kendra Conrad | Array Technologies | |
| An approach to modeling linear and non-linear self-shading losses with pvlib (3095 downloads ) | Will Hobbs | Southern Company | |
| An Updated Modeling Framework for Technology and Market Specific Shading Impacts on Annual Energy Yield (3128 downloads ) | Kiran Balasubramanian | Maxeon Solar Technologies | |
| Near Shading Reduction of Diffuse Sky Irradiance and the Impact on PV Plant Performance (3119 downloads ) | Adam Kankiewicz | Origis Energy |

3. Posters (posters will be added as they are received)

4. Modeling Snow Effects on PV Systems
| Modeling the Performance of PV Systems in Northern Latitudes (2775 downloads ) | Laurie Burnham | Sandia National Laboratories | |
| ERA5 vs. NOAA in Calculated Snow Losses for PV (3056 downloads ) | Usgal Zandanbal | DNV | |
| Accurate Modeling of Albedo in Winter: Snow is an Ever-Changing Substrate (2986 downloads ) | Daniel Riley | Sandia National Laboratories | |
| Observations Snow Shedding from Single-Axis Tracking PV Systems, Implications for Resource Adequacy (3062 downloads ) | Ana Dyreson | Michigan Technical University | |
| RTC Michigan Experiments - Bifacial and Module Orientation Snow Loss Modeling (2617 downloads ) | Norman Jost | Sandia National Laboratories |
5. PVPMC Activities
| Sandia’s PV Performance Modeling Project Priorities for FY25-27 (2965 downloads ) | Marios Theristis | Sandia National Laboratories | |
| PV Atlas: charting a course to geographic insights for PV performance modeling (3286 downloads ) | Kevin Anderson | Sandia National Laboratories | |
| DOE Solar PV Data and Modeling Initiatives (2964 downloads ) | Noreen Gentry | DOE Solar Energy Technologies Office |

Day 2: Wednesday May 8, 2024
6. Underperformance and Analytics for PV Plants
| Outcomes of Actual Environment Demonstration of Fault Diagnostic Loss Factors and Trend-Beased Loss Predictive Maintenance for Utility-Scale Photovoltaic Systems (2939 downloads ) | Jürgen Sutterlüti | Gartner Instruments | |
| A Practical Approach to Comparing Actual and Budgeted Production of Solar Sites: Solar Waterfall Analysis (3046 downloads ) | Anjie Jiang | Univers | |
| Estimation of Soiling Loss in Utility-Scale PV Plants from Production Data (3131 downloads ) | Karel De Brabandere | 3E | |
| Evaluating PV Power Plant DC Performance (3051 downloads ) | Jim Crimmins | CFV Labs | |
| Advancing Technoeconomic Modeling of Hail Risk and Resilience (2901 downloads ) | Jon Previtali and Bodo Littmann | VDE Americas |
7. P90 and the Financial Value of Accurate Modelling
| P90 and the financial value of accurate modelling (3054 downloads ) | Keith McIntosh | PV Lighthouse | |
| Financier’s View on Solar Uncertainty Analysis (3242 downloads ) | Ken Elser | Wells Fargo | |
| P90 and the Financial Value of Accurate Modeling - Independent Engineer’s Perspective (3105 downloads ) | Mark Reusser | ICF | |
| P90 Impacts for Long-term Operators (2951 downloads ) | Emily Greeno | Avangrid | |
| Accurate Modeling Value to IPP (3083 downloads ) | Armando Solis | Lightsource BP | |
| Uncertainty in P90 of Energy Yield (3018 downloads ) | Clifford Hansen | Sandia National Laboratories |

8. Solar Resource Assessment
| New Capabilities in the National Solar Radiation Database (NSRDB) (2941 downloads ) | Manajit Sengupta | National Renewable Energy Laboratory | |
| Improving Performance Ratio Calculations by Optimizing Front POA Irradiance Sensor Position (3073 downloads ) | Damon Nitzel | OTT HydroMet | |
| Introducing an Improved SolarAnywhere® Historical Irradiance Product (3013 downloads ) | Marc Perez | Clean Power Research | |
| How much weather and resource data is enough? (3004 downloads ) | Laura Hinkelman | Black & Veatch | |
| What to Consider for Improved Accuracy and Reduced Uncertainty in Resource Measurement Campaigns (2862 downloads ) | Annalise Miller | Luminate LLC | |
| Gap-Filling Ground Measurements of Solar Irradiance (3001 downloads ) | Alex Bryan | GroundWork Renewables |

9. Open Source Software and Applications
| Solar Data Tools Version 1 Release, Features, Applications, and Future Work (3016 downloads ) | Bennet Meyers | SLAC National Accelerator Laboratory | |
| RdTools 3.0 (2814 downloads ) | Michael Deceglie | National Renewable Energy Laboratory | |
| Enterprise wide pvlib Implementation (2936 downloads ) | Ishtiza Azad and Andrew deRussy | Southern Company | |
| The “PVLib” of Degradation: PVDEG (2961 downloads ) | Michael Kempe | National Renewable Energy Laboratory | |
| A Uniform Taxonomy for PV System Operations and Maintenance Data (3312 downloads ) | Clifford Hansen | Sandia National Laboratories |
Day 3: Thursday May 9, 2024
10. Spectral Modeling
| Module losses due to cell-level EQE variation (2968 downloads ) | Rajiv Daxini | University of Nottingham | |
| Simple Photovoltaic Spectral Correction Model Based on FARMS-NIT Modeled Spectra (2974 downloads ) | Alan Curran | First Solar | |
| The Uncertainty in Yield Forecasts Due to the Ever-Changing Solar Spectrum (2986 downloads ) | Keith McIntosh | PV Lighthouse |
11. Modeling Updates from Industry
| Modeling of Advanced Solar Tracking Algorithms with PVcase Yield (3053 downloads ) | Andres Calcabrini | PVcase | |
| Updates in the Upcoming PVsyst Versions (3097 downloads ) | Michele Oliosi | PVsyst SA | |
| Progress and Lessons Learned in the Development of the 3D Energy Yield Calculation Model (2997 downloads ) | Félix Ignacio Pérez Cicala | RatedPower | |
| Tackling the Terrain: Custom Tracking Algorithms in Solar PV Plants on Complex Terrain (3185 downloads ) | Javier Lopez-Lorente | DNV | |
| Interpolation Strategies for 3D Shading (2992 downloads ) | Kurt Rhee | Terabase Energy |
12. O&M Harmonization
| Clifford Hansen and Marios Theristis | Sandia National Laboratories |
Parallel Sessions
| pvlib python: Updates and Users Group Meeting (3197 downloads ) | Kevin Anderson & Adam Jensen | Sandia & DTU | |
| Recent and Planned Improvements to the System Advisor Model (SAM) (3004 downloads ) | Brian Mirletz & Matthew Prilliman | NREL | |
| pvcaptest Training Session (2969 downloads ) | Ben Taylor | Tailored Data Consulting | |
| Getting Started with PVfit (2948 downloads ) | Mark Campanelli | Intelligent Measurement Systems LLC |