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Electricity price forecasting is a critical tool for the efficient operation of power systems and for supporting informed decision-making by market participants. This paper explores a novel methodology aimed at improving the accuracy of…

应用统计 · 统计学 2025-01-13 Bartosz Uniejewski , Florian Ziel

Accurate forecasting of solar power output is essential for efficient integration of renewable energy into the grid. In this study, an attention-based deep learning model, inspired by transformer architecture, is used for short-term solar…

机器学习 · 计算机科学 2026-04-28 Ankan Basu , Jyotiraditya Roy , Aditya Datta , Prayas Sanyal , Sumanta Banerjee

We consider multi-task regression models where the observations are assumed to be a linear combination of several latent node functions and weight functions, which are both drawn from Gaussian process priors. Driven by the problem of…

机器学习 · 统计学 2018-12-05 Astrid Dahl , Edwin V. Bonilla

With growing amounts of wind and solar power in the electricity mix of many European countries, understanding and predicting variations of renewable energy generation at multiple timescales is crucial to ensure reliable electricity systems.…

物理与社会 · 物理学 2022-02-08 Llorenç Lledó , Jaume Ramon , Albert Soret , Francisco-Javier Doblas-Reyes

The uncertainty of the energy generated by photovoltaic systems incurs an additional cost for a guaranteed, reliable supply of energy (i.e., energy storage). This investigation aims to decrease the additional cost by introducing…

机器学习 · 计算机科学 2023-01-19 Guillermo Terrén-Serrano , Manel Martínez-Ramón

Power prediction is crucial to the efficiency and reliability of Photovoltaic (PV) systems. For the model-chain-based (also named indirect or physical) power prediction, the conversion of ground environmental data (plane-of-array irradiance…

系统与控制 · 电气工程与系统科学 2024-02-20 Baojie Li , Xin Chen , Anubhav Jain

Effective utilization of photovoltaic (PV) plants requires weather variability robust global solar radiation (GSR) forecasting models. Random weather turbulence phenomena coupled with assumptions of clear sky model as suggested by Hottel…

计算机视觉与模式识别 · 计算机科学 2017-12-12 Subhadip Dey , Sawon Pratiher , Saon Banerjee , Chanchal Kumar Mukherjee

The energy output a photo voltaic(PV) panel is a function of solar irradiation and weather parameters like temperature and wind speed etc. A general measure for solar irradiation called Global Horizontal Irradiance (GHI), customarily…

机器学习 · 计算机科学 2019-05-01 Bhaskar Pratim Mukhoty , Vikas Maurya , Sandeep Kumar Shukla

Owing to the growing concern of global warming and over-dependence on fossil fuels, there has been a huge interest in last years in the deployment of Photovoltaic (PV) systems for generating electricity. The output power of a PV array…

应用统计 · 统计学 2018-07-18 Soumyabrata Dev , Tarek AlSkaif , Murhaf Hossari , Radu Godina , Atse Louwen , Wilfried van Sark

We consider the problem of estimating the unobserved amount of photovoltaic (PV) generation and demand in a power distribution network starting from measurements of the aggregated power flow at the point of common coupling (PCC) and local…

系统与控制 · 计算机科学 2019-01-16 Fabrizio Sossan , Lorenzo Nespoli , Vasco Medici , Mario Paolone

Renewable energy is essential for energy security and global warming mitigation. However, power generation from renewable energy sources is uncertain due to volatile weather conditions and complex equipment operations. To improve…

统计方法学 · 统计学 2020-07-09 Yuchen Shi , Nan Chen

In this paper we present a probabilistic analysis framework to estimate behind-the-meter photovoltaic generation in real time. We develop a forward model consisting of a spatiotemporal stochastic process that represents the photovoltaic…

系统与控制 · 电气工程与系统科学 2020-04-23 Shaohui Liu , Daniel Adrian Maldonado , Emil M. Constantinescu

Buildings are essential components of power grids, and their energy performance directly affects overall power system operation. This paper presents a novel stochastic optimization framework for building energy management systems, aiming to…

系统与控制 · 电气工程与系统科学 2025-03-12 Hossein Nourollahi Hokmabad , Tala Hemmati Shahsavar , Pedro P. Vergara , Oleksandr Husev , Juri Belikov

Photovoltaic power forecasting (PVPF) is a critical area in time series forecasting (TSF), enabling the efficient utilization of solar energy. With advancements in machine learning and deep learning, various models have been applied to PVPF…

机器学习 · 计算机科学 2026-04-16 Dayin Chen , Xiaodan Shi , Mingkun Jiang , Haoran Zhang , Dongxiao Zhang , Yuntian Chen , Jinyue Yan

This project presents an extension to the GraphCast model, a state-of-the-art graph neural network (GNN) for global weather forecasting, by integrating solar energy production forecasting capabilities. The proposed approach leverages the…

机器学习 · 计算机科学 2024-06-21 Cale Colony , Razan Andigani

The increasing installation of Photovoltaics (PV) cells leads to more generation of renewable energy sources (RES), but results in increased uncertainties of energy scheduling. Predicting PV power generation is important for energy…

机器学习 · 计算机科学 2024-05-15 Hui Song , Zheng Miao , Ali Babalhavaeji , Saman Mehrnia , Mahdi Jalili , Xinghuo Yu

We design a Gaussian Process (GP) spatiotemporal model to capture features of day-ahead wind power forecasts. We work with hourly-scale day-ahead forecasts across hundreds of wind farm locations, with the main aim of constructing a fully…

机器学习 · 计算机科学 2024-09-26 Qiqi Li , Mike Ludkovski

Distributed photovoltaic (DPV) systems are essential for advancing renewable energy applications and achieving energy independence. Accurate DPV power forecasting can optimize power system planning and scheduling while significantly…

信号处理 · 电气工程与系统科学 2025-03-11 Huapeng Lin , Miao Yu

The stochastic differential equation (SDE)-based random process models of volatile renewable energy sources (RESs) jointly capture the evolving probability distribution and temporal correlation in continuous time. It has enabled recent…

机器学习 · 计算机科学 2023-12-12 Yiwei Qiu , Jin Lin , Zhipeng Zhou , Ningyi Dai , Feng Liu , Yonghua Song

This paper studies the use of conformal prediction (CP), an emerging probabilistic forecasting method, for day-ahead photovoltaic power predictions to enhance participation in electricity markets. First, machine learning models are used to…

机器学习 · 计算机科学 2024-04-01 Yvet Renkema , Nico Brinkel , Tarek Alskaif