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Accurate estimation of solar irradiance is essential for reliable modelling of solar photovoltaic (PV) power production. In Ireland's highly variable maritime climate, where ground-based measurement stations are sparsely distributed,…

应用统计 · 统计学 2025-09-26 Maeve Upton , Eamonn Organ , Amanda Lenzi , James Sweeney

The integration of renewable resources has increased in power generation as a means to reduce the fossil fuel usage and mitigate its adverse effects on the environment. However, renewables like solar energy are stochastic in nature due to…

Estimating the amount of electricity that can be produced by rooftop photovoltaic systems is a time-consuming process that requires on-site measurements, a difficult task to achieve on a large scale. In this paper, we present an approach to…

Determining the mechanisms responsible for the heating of the coronal plasma and maintaining and accelerating the solar wind are long standing goals in solar physics. There is a clear need to constrain the energy, mass and momentum flux…

太阳与恒星天体物理 · 物理学 2016-11-21 R. J. Morton , E. Scullion , D. S. Bloomfield , J. A. McLaughlin , S. Regnier , S. W. McIntosh , S. Tomczyk , P. Young

Forecasting future weather and climate is inherently difficult. Machine learning offers new approaches to increase the accuracy and computational efficiency of forecasts, but current methods are unable to accurately model uncertainty in…

机器学习 · 计算机科学 2023-02-02 Yusuke Hatanaka , Yannik Glaser , Geoff Galgon , Giuseppe Torri , Peter Sadowski

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

Computed color indices and spectral shapes for individual stars are routinely compared with observations for essentially all spectral types, but absolute fluxes are rarely tested. We can confront observed irradiances with the predictions…

天体物理学 · 物理学 2007-09-17 Carlos Allende Prieto

Solar energy supply is usually highly volatile which limits its integration in the power grid. Accurate probabilistic intraday forecasts of solar resources are essential to increase the share of photovoltaic (PV) energy in the grid and…

大气与海洋物理 · 物理学 2023-05-15 Alberto Carpentieri , Seppo Pulkkinen , Daniele Nerini , Doris Folini , Martin Wild , Angela Meyer

Having advanced knowledge of solar activity is important because the Sun's magnetic output governs space weather and impacts technologies reliant on space. However, the irregular nature of the solar cycle makes solar activity predictions a…

太阳与恒星天体物理 · 物理学 2013-12-31 Dibyendu Nandy , Bidya Binay Karak

Estimation of the generated power of renewable energy resources is in general important for planning operations as well as demand balance and power quality. This paper addresses the problem of the estimation of the short-term (3-hour ahead)…

系统与控制 · 电气工程与系统科学 2020-11-20 L. A. Dao , L. Ferrarini , D. La Carrubba

Meteorologists use shapes and movements of clouds in satellite images as indicators of several major types of severe storms. Satellite imaginary data are in increasingly higher resolution, both spatially and temporally, making it impossible…

计算机视觉与模式识别 · 计算机科学 2019-06-26 Xinye Zheng , Jianbo Ye , Yukun Chen , Stephen Wistar , Jia Li , Jose A. Piedra-Fernández , Michael A. Steinberg , James Z. Wang

Solar irradiance clustering can enhance solar power capacity planning and help improve forecasting models by identifying similar irradiance patterns influenced by seasonal and weather changes. In this study, we adopt an efficient two-level…

机器学习 · 计算机科学 2025-01-20 Roshni Agrawal , Sivakumar Subramanian , Venkataramana Runkana

The application of machine learning in solar physics has the potential to greatly enhance our understanding of the complex processes that take place in the atmosphere of the Sun. By using techniques such as deep learning, we are now in the…

太阳与恒星天体物理 · 物理学 2023-06-28 A. Asensio Ramos , M. C. M. Cheung , I. Chifu , R. Gafeira

The rapid global expansion of solar photovoltaic (PV) capacity-reaching a record 597 GW in 2024-highlights the urgent need for robust forecasting models to mitigate the grid instability caused by the intermittent nature of solar irradiance.…

计算机视觉与模式识别 · 计算机科学 2026-05-20 Sumit Laha , Ankit Sharma , Hassan Foroosh

The incoherence of sunlight has long been suspected to have an impact on solar cell energy conversion efficiency, although the extent of this is unclear. Existing computational methods used to optimize solar cell efficiency under incoherent…

光学 · 物理学 2014-01-16 Aline Herman , Michael Sarrazin , Olivier Deparis

Computers are widely utilized in today's weather forecasting as a powerful tool to leverage an enormous amount of data. Yet, despite the availability of such data, current techniques often fall short of producing reliable detailed storm…

计算机视觉与模式识别 · 计算机科学 2017-03-08 Yu Zhang , Stephen Wistar , Jia Li , Michael Steinberg , James Z. Wang

The variable Sun is the most likely candidate for natural forcing of past climate change on time scales of 50 to 1000 years. Evidence for this understanding is that the terrestrial climate correlates positively with solar activity. During…

太阳与恒星天体物理 · 物理学 2015-05-27 A. I. Shapiro , W. Schmutz , E. Rozanov , M. Schoell , M. Haberreiter , A. V. Shapiro , S. Nyeki

The emergence of a new discipline called space weather, which aims at understanding and predicting the impact of solar activity on the terrestrial environment and on technological systems, has led to a growing need for analysing solar…

太阳与恒星天体物理 · 物理学 2010-05-31 T. Dudok de Wit

Solar irradiance is the primary input for all solar energy generation systems. The amount of available solar radiation over time under the local weather conditions helps to decide the optimal location, technology and size of a solar energy…

大气与海洋物理 · 物理学 2019-12-17 T. A. Fathima , Vasudevan Nedumpozhimana , Yee Hui Lee , Stefan Winkler , Soumyabrata Dev

We discuss the difficulties of predicting the solar cycle using mean-field models. Here we argue that these difficulties arise owing to the significant modulation of the solar activity cycle, and that this modulation arises owing to either…

天体物理学 · 物理学 2009-06-23 Paul J. Bushby , Steven M. Tobias