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The offshore wind energy is increasingly becoming an attractive source of energy due to having lower environmental impact. Effective operation and maintenance that ensures the maximum availability of the energy generation process using…

人工智能 · 计算机科学 2022-11-28 Sohag Kabir , Koorosh Aslansefat , Prosanta Gope , Felician Campean , Yiannis Papadopoulos

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

Machine learning plays an important role in the operation of current wind energy production systems. One central application is predictive maintenance to increase efficiency and lower electricity costs by reducing downtimes. Integrating…

机器学习 · 计算机科学 2024-04-08 Johannes Exenberger , Matteo Di Salvo , Thomas Hirsch , Franz Wotawa , Gerald Schweiger

Transfer Learning (TL) aims to transfer knowledge acquired in one problem, the source problem, onto another problem, the target problem, dispensing with the bottom-up construction of the target model. Due to its relevance, TL has gained…

Diagnosis of ice accretion on wind turbine blades is all the time a hard nut to crack in condition monitoring of wind farms. Existing methods focus on mechanism analysis of icing process, deviation degree analysis of feature engineering.…

机器学习 · 计算机科学 2025-01-20 Wenqian Jiang , Junyang Jin

Faults in HVAC systems degrade thermal comfort and energy efficiency in buildings and have received significant attention from the research community, with data driven methods gaining in popularity. Yet the lack of labeled data, such as…

机器学习 · 计算机科学 2020-02-05 Chase P. Dowling , Baosen Zhang

This paper presents a novel methodology for detecting faults in wind turbine blades using com-putational learning techniques. The study evaluates two models: the first employs logistic regression, which outperformed neural networks,…

Tropical cyclone wind-intensity prediction is a challenging task considering drastic changes climate patterns over the last few decades. In order to develop robust prediction models, one needs to consider different characteristics of…

机器学习 · 计算机科学 2017-08-23 Ratneel Vikash Deo , Rohitash Chandra , Anuraganand Sharma

Accurate prediction of wind power is essential for the grid integration of this intermittent renewable source and aiding grid planners in forecasting available wind capacity. Spatial differences lead to discrepancies in climatological data…

机器学习 · 计算机科学 2024-05-21 Md Saiful Islam Sajol , Md Shazid Islam , A S M Jahid Hasan , Md Saydur Rahman , Jubair Yusuf

Realtime model learning proves challenging for complex dynamical systems, such as drones flying in variable wind conditions. Machine learning technique such as deep neural networks have high representation power but is often too slow to…

机器人学 · 计算机科学 2022-05-26 Michael O'Connell , Guanya Shi , Xichen Shi , Soon-Jo Chung

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

Modern software systems provide many configuration options which significantly influence their non-functional properties. To understand and predict the effect of configuration options, several sampling and learning strategies have been…

The ever-growing use of wind energy makes necessary the optimization of turbine operations through pitch angle controllers and their maintenance with early fault detection. It is crucial to have accurate and robust models imitating the…

机器学习 · 计算机科学 2023-07-28 Alfonso Gijón , Ainhoa Pujana-Goitia , Eugenio Perea , Miguel Molina-Solana , Juan Gómez-Romero

Use of machine learning to perform database operations, such as indexing, cardinality estimation, and sorting, is shown to provide substantial performance benefits. However, when datasets change and data distribution shifts, empirical…

机器学习 · 计算机科学 2024-11-12 Sepanta Zeighami , Cyrus Shahahbi

Modern deep neural network (DNN) systems are highly configurable with large a number of options that significantly affect their non-functional behavior, for example inference time and energy consumption. Performance models allow to…

机器学习 · 计算机科学 2019-04-08 Md Shahriar Iqbal , Lars Kotthoff , Pooyan Jamshidi

The performance of machine learning models can significantly degrade under distribution shifts of the data. We propose a new method for classification which can improve robustness to distribution shifts, by combining expert knowledge about…

机器学习 · 计算机科学 2022-08-31 Souradeep Dutta , Yahan Yang , Elena Bernardis , Edgar Dobriban , Insup Lee

Wind energy's ability to compete with fossil fuels on a market level depends on lowering wind's high operational costs. Since damages on wind turbine blades are the leading cause for these operational problems, identifying blade damages is…

人工智能 · 计算机科学 2022-05-24 Linh Nguyen , Akshay Iyer , Shweta Khushu

This study explores the effectiveness of predictive maintenance models and the optimization of intelligent Operation and Maintenance (O&M) systems in improving wind power generation efficiency. Through qualitative research, structured…

系统与控制 · 电气工程与系统科学 2025-08-21 Xun Liu , Xiaobin Wu , Jiaqi He , Rajan Das Gupta

Wind farms are an indispensable driver toward renewable and nonpolluting energy resources. However, as ideal sites are limited, placement in remote and challenging locations results in higher logistics costs and lower average wind speeds.…

系统与控制 · 计算机科学 2019-04-25 Timothy Verstraeten , Ann Nowe , Jonathan Keller , Yi Guo , Shuangwen Sheng , Jan Helsen

We provide a condition monitoring system for wind farms, based on normal behaviour modelling using a probabilistic multi-layer perceptron with transfer learning via fine-tuning. The model predicts the output power of the wind turbine under…

机器学习 · 计算机科学 2025-11-10 Filippo Fiocchi , Domna Ladopoulou , Petros Dellaportas