Abstract
In this research, a variety of methods were developed to detect clipping periods in AC power time series. Novel logic-based and machine learning (ML) approaches were developed to classify time series values as clipping or non-clipping. These approaches were compared to the RdTools method for detecting clipping periods. The logic-based and ML XGBoost approaches achieved F-scores of 82.6 and 74.4, respectively, as compared to the current RdTools approach (F-score of 56.4), indicating a significant improvement at detecting clipping periods. Additionally, the effects of using more accurate clipping filters when evaluating system degradation rates will be assessed in our final manuscript.
| Original language | American English |
|---|---|
| Number of pages | 9 |
| State | Published - 2021 |
| Event | 48th IEEE Photovoltaic Specialists Conference (PVSC 48) - Duration: 20 Jun 2021 → 25 Jun 2021 |
Conference
| Conference | 48th IEEE Photovoltaic Specialists Conference (PVSC 48) |
|---|---|
| Period | 20/06/21 → 25/06/21 |
NLR Publication Number
- NREL/CP-5K00-78954
Keywords
- clipping
- machine learning
- modeling
- photovoltaics
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