2025 19th PV Performance Modeling Workshop Albuquerque, New Mexico USA
Day 1: Tuesday May 13, 2025
1. Hybrid Systems and Grid Integration
Session Chair: Juergen Sutterlueti, Gantner Instruments
| PV Modeling for Grid Studies: How it’s different (2090 downloads ) | Janine Keith | National Renewable Energy Laboratory | |
| Reevaluating PV and Wind Power Variability Across Temporal Domains: Implications for Grid Integration (2000 downloads ) | Mark Perez | Clean Power Research | |
| Dynamically Curtailing PV Plants to Provide Ancillary Services (1992 downloads ) | Mohit Aggarwal | BrightNight | |
| Technoeconomic Modeling of Solar Energy Generation and Storage Grid Penetration (1925 downloads ) | Jennifer Braid | Sandia National Laboratories |
2. PV Tracking on 3D Terrain
Session Chair: Kevin Anderson, Sandia National Laboratories
| Evaluating Software for Terrain-Integrated Modelling of Single-Axis Trackers (2218 downloads ) | John Moseley | Array Technologies | |
| Maximizing Energy Gains in PV Tracking Systems: A Comparative Study of Advanced Backtracking Methods on Undulating Terrain (2000 downloads ) | Amir Asgharzadeh Shishavan | NexTracker | |
| Validation of Terrain Losses & Energy Yield Optimization: Case Study (2055 downloads ) | Kerstin Lukrafka | Wood PLC |
3. Day 1 Poster Session
4. Power Plant Underperformance
Session Chair: Ann Will, GroundWork Renewables
| Diagnosis of under- performing power plants using new SolarGEMINI (1990 downloads ) | Clara Fernandez | DNV | |
| Soiling losses From modelling to PV systems simulation (2125 downloads ) | Tomas Cebecauer | Solargis | |
| Identifying PV Underperformance trends with Aerial Thermography (1935 downloads ) | Molly Persaud | RaptorMaps |
5. Model Validation for Bankability
Session Chair: Janine Keith, NREL
| Model Validation- The Motivation for the Session (1995 downloads ) | Janine Keith | National Renewable Energy Laboratory | |
| Commercial Photovoltaic Modeling Software Review and Comparison (2163 downloads ) | Lelia Deville | Sandia National Laboratories, University of Louisiana at Lafayette | |
| Tailored Performance Models: Custom Recipes for Every Application (1986 downloads ) | Imre T. Horvath | PVcase | |
| When random errors are actually systematic errors (2005 downloads ) | Jeff Newmiller | DNV |
Day 2: Wednesday, May 14, 2025
| Introduction to the PV O&M Analytics Collaborative (PVMAC) (2088 downloads ) | Marios Theristis | Sandia National Laboratories |
6. Reconciling Proforma and Expected Yield
Session Chair: Marios Theristis, Sandia National Laboratories
| Harmonizing Calculations of Expected Yield (2029 downloads ) | Joshua S. Stein | Sandia National Laboratories | |
| iSight’s Approach to Track Expected Yield Variance (1922 downloads ) | Ishtiza Azad | Southern Power Company | |
| Performance Modeling of Operating Assets (2016 downloads ) | Kurt Rhee | Proximal Energy | |
| Expected vs. Measured: Yield assessment for utility-scale PV assets in operation (2004 downloads ) | Juergen Sutterlueti | Gantner Instruments |
7. Challenges for Estimating KPIs
Session Chair: Rob van Haaren, Proximal Energy
| Standardizing Inverter Availability (2037 downloads ) | Abhishek Parikh | EDF Renewables | |
| Assessing Tracker Availability in Utility- Scale Solar Power Plants (2009 downloads ) | Gofran Chowdhury | 3E | |
| O&M KPIs: Uncertainty Due to Data Loss and Operational Issues (2181 downloads ) | Kevin Anderson | Sandia National Laboratories |
8. Day 2 Poster Session
9. Solar Capacity Testing: Insights and Trends
Session Chair: Jon Kalantar, DNV
| Intro to the Capacity Testing Panel (1950 downloads ) | Jon Kalantar | DNV | |
| Capacity Testing from a Developer’s Perspective (2042 downloads ) | Andrew Nurse | Invenergy | |
| Capacity Testing from EPC’s Perspective: Challenges and Solutions (1911 downloads ) | Jaya Mallineni | SOLV Energy | |
| Irradiance Measurements for Capacity Testing (1986 downloads ) | Justin Robinson | GroundWork Renewables | |
| PV Capacity Testing: Sensitivity of technical choices (2003 downloads ) | Jessica Forbess | Sunshine Analytics |
10. From Data to Insights: AI/ML for Predictive Fault and Underperformance Detection
Session Chair: Jaya Mallineni (Solv Energy)
| Intro to AI/ML Session (1858 downloads ) | Jaya Mallineni | Solv Energy | |
| Beware of the black box (1893 downloads ) | Julien Deckx | 3E | |
| Inverter Classifier: A Boosting Model for Detecting Inverter Underperformance (1870 downloads ) | Sandra Villamar | PowerFactors | |
| Boosting Solar Data Analytics: Hybrid Modeling and Adaptable, Controllable Framework (1902 downloads ) | Xuanji Yu | Univers | |
| Automation of PV Fault Classification Using AI and ML (1981 downloads ) | Neeraj Desila | SmartHelio |
Day 3: Thursday, May 15, 2025
11. Solar Resource
| Improving the National Solar Radiation Data Base using PSM v4 (1931 downloads ) | Manajit Sengupta | National Renewable Energy Laboratory | |
| Measuring the Sun (1975 downloads ) | Adam Jensen | Denmark Technical University | |
| The influence of Cloud Cover on the Reliability of Satellite-based Solar Resource Data (1885 downloads ) | Yu Xie | National Renewable Energy Laboratory | |
| Assessment of the transportability of the coefficients of a new solar radiation decomposition model (1929 downloads ) | Brighton Mabasa | University of Johannesburg |
12. Software Updates
| SolarFarmer: highlights, insights and near-term plans (2008 downloads ) | Javier Lopez-Lorente | DNV | |
| PVsyst updates (2074 downloads ) | Michele Oliosi | PVsyst SA | |
| Unified and validated ray-tracing framework applied from PV cell to PV plant (1977 downloads ) | Arthur Poquet | TotalEnergies | |
| Validation and results of the 3D energy yield calculation model for the RatedPower software (1893 downloads ) | Félix Ignacio Pérez Cicala | RatedPower | |
| PlantPredict Model Updates and Roadmap (1977 downloads ) | Jason Spokes | Terabase |
Afternoon Parallel Sessions
- PV Modeling Academy (1983 downloads ) – Clifford Hansen
- PlantPredict Performance API / Python SDK Introduction and Demonstration (1942 downloads ) – Jason Spokes
- PVRADAR Python package: Extension to pvlib for faster and easier modeling (1911 downloads ) – Thore Müller
- IEC 61724 Workshop Session (1889 downloads ) – Josh Horst