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This review examined the current advancements in data-driven methods for analyzing flow and transport in porous media, which has various applications in energy, chemical engineering, environmental science, and beyond. Although there has…

流体动力学 · 物理学 2024-07-01 Guang Yang , Ran Xu , Yusong Tian , Songyuan Guo , Jingyi Wu , Xu Chu

In this paper, we develop a distributionally robust model predictive control framework for the control of wind farms with the goal of power tracking and mechanical stress reduction of the individual wind turbines. We introduce an ARMA model…

最优化与控制 · 数学 2023-03-07 Christoph Mark , Steven Liu

In this paper we use risk management techniques to evaluate the potential effects of those operational risks that affect the energy production of a wind farm. We concentrate our attention on three major risk factors: wind speed uncertainty,…

物理与社会 · 物理学 2014-05-15 Guglielmo D'Amico , Filippo Petroni , Flavio Prattico

This paper proposes a novel and practical framework for safe flight envelope estimation and protection, in order to prevent loss-of-control-related accidents. Conventional analytical envelope estimation methods fail to function efficiently…

系统与控制 · 电气工程与系统科学 2020-03-17 Mingzhou Yin , Q. P. Chu , Y. Zhang , Michael A. Niestroy , C. C. de Visser

Distributions following a power-law are an ubiquitous phenomenon. Methods for determining the exponent of a power-law tail by graphical means are often used in practice but are intrinsically unreliable. Maximum likelihood estimators for the…

其他凝聚态物理 · 物理学 2007-08-11 Heiko Bauke

The rapid growth of the wind energy sector underscores the urgent need to optimize turbine operations and ensure effective maintenance through early fault detection systems. While traditional empirical and physics-based models offer…

Verifying probabilistic forecasts for extreme events is a highly active research area because popular media and public opinions are naturally focused on extreme events, and biased conclusions are readily made. In this context, classical…

统计方法学 · 统计学 2023-02-09 Maxime Taillardat , Anne-Laure Fougères , Philippe Naveau , Raphaël de Fondeville

This paper proposes a novel methodology for probabilistic dynamic security assessment and enhancement of power systems that considers load and generation variability, N-2 contingencies, and uncertain cascade propagation caused by uncertain…

系统与控制 · 电气工程与系统科学 2025-05-05 Frédéric Sabot , Pierre-Etienne Labeau , Pierre Henneaux

The estimation of rare event probabilities plays a pivotal role in diverse fields. Our aim is to determine the probability of a hazard or system failure occurring when a quantity of interest exceeds a critical value. In our approach, the…

统计方法学 · 统计学 2025-04-11 Lea Friedli , David Ginsbourger , Arnaud Doucet , Niklas Linde

The prediction of wind speed is one of the most important aspects when dealing with renewable energy. In this paper we show a new nonparametric model, based on semi-Markov chains, to predict wind speed. Particularly we use an indexed…

数据分析、统计与概率 · 物理学 2015-06-15 Guglielmo D'Amico , Filippo Petroni , Flavio Prattico

The evaluation of the probability of union of a large number of independent events requires several combinations involving the factorial and the use of high performance computers with several hours of processing. Bounds and simplifications…

数值分析 · 数学 2025-03-07 Edson Luiz Ursini , Paulo S. Martins

Due to the uncertainty of distributed wind generations (DWGs), a better understanding of the probability distributions (PD) of their wind power forecast errors (WPFEs) can help market participants (MPs) who own DWGs perform better during…

系统与控制 · 计算机科学 2020-03-03 Mengshuo Jia , Chen Shen , Zhaojian Wang

We propose and develop a new algorithm for trading wind energy in electricity markets, within an online learning and optimization framework. In particular, we combine a component-wise adaptive variant of the gradient descent algorithm with…

机器学习 · 计算机科学 2023-05-22 Miguel Angel Muñoz , Pierre Pinson , Jalal Kazempour

This paper studies a data-driven predictive control for a class of control-affine systems which is subject to uncertainty. With the accessibility to finite sample measurements of the uncertain variables, we aim to find controls which are…

最优化与控制 · 数学 2021-05-03 Dan Li , Dariush Fooladivanda , Sonia Martinez

Condition based maintenance is a modern approach to maintenance which has been successfully used in several industrial sectors. In this paper we present a concrete statistical approach to condition based maintenance for wind turbine by…

应用统计 · 统计学 2017-02-17 Thomas Kenbeek , Stella Kapodistria , Alessandro Di Bucchianico

Most machine learning models operate under the assumption that the training, testing and deployment data is independent and identically distributed (i.i.d.). This assumption doesn't generally hold true in a natural setting. Usually, the…

机器学习 · 计算机科学 2021-12-14 Kumud Lakara , Akshat Bhandari , Pratinav Seth , Ujjwal Verma

This paper develops likelihood-based methods for estimation, inference, model selection, and forecasting of continuous-time integer-valued trawl processes. The full likelihood of integer-valued trawl processes is, in general, highly…

统计方法学 · 统计学 2023-02-24 Mikkel Bennedsen , Asger Lunde , Neil Shephard , Almut E. D. Veraart

Extreme precipitation causes severe societal and economic damage, and weather control has long been discussed as a potential mitigation strategy. However, to the best of our knowledge, perturbation-based interventions for weather control…

机器学习 · 计算机科学 2026-05-15 Ayumu Ueyama , Kazuhiko Kawamoto , Hiroshi Kera

Each year a growing number of wind farms are being added to power grids to generate electricity. The power curve of a wind turbine, which exhibits the relationship between generated power and wind speed, plays a major role in assessing the…

神经与进化计算 · 计算机科学 2021-06-10 Farzad Karami , Nasser Kehtarnavaz , Mario Rotea

The share of wind power in fuel mixes worldwide has increased considerably. The main ingredient when deriving wind power predictions are wind speed data; the closer to the wind farms, the better they forecast the power supply. The current…

应用统计 · 统计学 2021-05-17 Mihaela Puica , Fred Espen Benth