Performance Analysis of Statistical, Machine Learning and Deep Learning Models in Long-Term Forecasting of Solar Power Production

The Machine Learning/Deep Learning (ML/DL) forecasting model has helped stakeholders overcome uncertainties associated with renewable energy resources and time planning for probable near-term power fluctuations. Nevertheless, the effectiveness of long-term forecasting of renewable energy resources u...

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Main Authors: Ashish Sedai, Rabin Dhakal, Shishir Gautam, Anibesh Dhamala, Argenis Bilbao, Qin Wang, Adam Wigington, Suhas Pol
Format: Article
Language:English
Published: MDPI AG 2023-02-01
Series:Forecasting
Subjects:
Online Access:https://www.mdpi.com/2571-9394/5/1/14
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author Ashish Sedai
Rabin Dhakal
Shishir Gautam
Anibesh Dhamala
Argenis Bilbao
Qin Wang
Adam Wigington
Suhas Pol
author_facet Ashish Sedai
Rabin Dhakal
Shishir Gautam
Anibesh Dhamala
Argenis Bilbao
Qin Wang
Adam Wigington
Suhas Pol
author_sort Ashish Sedai
collection DOAJ
description The Machine Learning/Deep Learning (ML/DL) forecasting model has helped stakeholders overcome uncertainties associated with renewable energy resources and time planning for probable near-term power fluctuations. Nevertheless, the effectiveness of long-term forecasting of renewable energy resources using an existing ML/DL model is still debatable and needs additional research. Considering the constraints inherent in current empirical or physical-based forecasting models, the study utilizes ML/DL models to provide long-term predictions for solar power production. This study aims to examine the efficacy of several existing forecasting models. The study suggests approaches to enhance the accuracy of long-term forecasting of solar power generation for a case study power plant. It summarizes and compares the statistical model (ARIMA), ML model (SVR), DL models (LSTM, GRU, etc.), and ensemble models (RF, hybrid) with respect to long-term prediction. The performances of the univariate and multivariate models are summarized and compared based on their ability to accurately predict solar power generation for the next 1, 3, 5, and 15 days for a 100-kW solar power plant in Lubbock, TX, USA. Conclusions are drawn predicting the accuracy of various model changes with variation in the prediction time frame and input variables. In summary, the Random Forest model predicted long-term solar power generation with 50% better accuracy over the univariate statistical model and 10% better accuracy over multivariate ML/DL models.
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spelling doaj.art-45a13300a1fb420592d8f0a80e0313cb2023-11-17T11:08:22ZengMDPI AGForecasting2571-93942023-02-015125628410.3390/forecast5010014Performance Analysis of Statistical, Machine Learning and Deep Learning Models in Long-Term Forecasting of Solar Power ProductionAshish Sedai0Rabin Dhakal1Shishir Gautam2Anibesh Dhamala3Argenis Bilbao4Qin Wang5Adam Wigington6Suhas Pol7National Wind Institute, Texas Tech University, Lubbock, TX 79415, USAElectric Power Research Institute, Palo Alto, CA 94304, USADepartment of Mechanical Engineering, Tribhuvan University, Dharan 56700, NepalDepartment of Mechanical Engineering, Texas Tech University, Lubbock, TX 79401, USANational Wind Institute, Texas Tech University, Lubbock, TX 79415, USAElectric Power Research Institute, Palo Alto, CA 94304, USAElectric Power Research Institute, Palo Alto, CA 94304, USANational Wind Institute, Texas Tech University, Lubbock, TX 79415, USAThe Machine Learning/Deep Learning (ML/DL) forecasting model has helped stakeholders overcome uncertainties associated with renewable energy resources and time planning for probable near-term power fluctuations. Nevertheless, the effectiveness of long-term forecasting of renewable energy resources using an existing ML/DL model is still debatable and needs additional research. Considering the constraints inherent in current empirical or physical-based forecasting models, the study utilizes ML/DL models to provide long-term predictions for solar power production. This study aims to examine the efficacy of several existing forecasting models. The study suggests approaches to enhance the accuracy of long-term forecasting of solar power generation for a case study power plant. It summarizes and compares the statistical model (ARIMA), ML model (SVR), DL models (LSTM, GRU, etc.), and ensemble models (RF, hybrid) with respect to long-term prediction. The performances of the univariate and multivariate models are summarized and compared based on their ability to accurately predict solar power generation for the next 1, 3, 5, and 15 days for a 100-kW solar power plant in Lubbock, TX, USA. Conclusions are drawn predicting the accuracy of various model changes with variation in the prediction time frame and input variables. In summary, the Random Forest model predicted long-term solar power generation with 50% better accuracy over the univariate statistical model and 10% better accuracy over multivariate ML/DL models.https://www.mdpi.com/2571-9394/5/1/14long-term forecastingstatisticalmachine learningneural networkprediction horizon
spellingShingle Ashish Sedai
Rabin Dhakal
Shishir Gautam
Anibesh Dhamala
Argenis Bilbao
Qin Wang
Adam Wigington
Suhas Pol
Performance Analysis of Statistical, Machine Learning and Deep Learning Models in Long-Term Forecasting of Solar Power Production
Forecasting
long-term forecasting
statistical
machine learning
neural network
prediction horizon
title Performance Analysis of Statistical, Machine Learning and Deep Learning Models in Long-Term Forecasting of Solar Power Production
title_full Performance Analysis of Statistical, Machine Learning and Deep Learning Models in Long-Term Forecasting of Solar Power Production
title_fullStr Performance Analysis of Statistical, Machine Learning and Deep Learning Models in Long-Term Forecasting of Solar Power Production
title_full_unstemmed Performance Analysis of Statistical, Machine Learning and Deep Learning Models in Long-Term Forecasting of Solar Power Production
title_short Performance Analysis of Statistical, Machine Learning and Deep Learning Models in Long-Term Forecasting of Solar Power Production
title_sort performance analysis of statistical machine learning and deep learning models in long term forecasting of solar power production
topic long-term forecasting
statistical
machine learning
neural network
prediction horizon
url https://www.mdpi.com/2571-9394/5/1/14
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