Results 81 to 90 of about 3,469,800 (215)

Mathematical Modeling of Isolated Wind-Diesel-Solar Photo Voltaic Hybrid Power System for Load Frequency Control [PDF]

open access: yesarXiv, 2020
This research presents the mathematical model of an isolated wind-diesel-solar PV hybrid power system with conventional proportional-plus-integral controllers for load frequency control (LFC). In order to enhance the reliability of the power supply, renewable sources such as wind and solar energy are integrated with diesel electric power generation ...
arxiv  

Validation of a lookup-table approach to modeling turbine fatigue loads in wind farms under active wake control

open access: yesWind Energy Science, 2019
. Wake redirection is an active wake control (AWC) concept that is known to have a high potential for increasing the overall power production of wind farms.
Hector Mendez Reyes   +3 more
semanticscholar   +1 more source

Design of Glass for High, Short Duration Wind Loads

open access: yesChallenging Glass Conference Proceedings, 2010
This paper describes a case study for the design of structural glazed IGUs for the New Concert Hall in Reykjavik, Iceland, which is subjected to high local wind loads of approximately 10kN/m2, with a load duration of approximately 0.1s. The paper focuses
T. Henriksen, S. O. Hansen
doaj   +1 more source

Forces and Moments on Flat Plates of Small Aspect Ratio with Application to PV Wind Loads and Small Wind Turbine Blades

open access: yes, 2015
To improve knowledge of the wind loads on photovoltaic structures mounted on flat roofs at the high angles required in high latitudes, and to study starting flow on low aspect ratio wind turbine blades, a series of wind tunnel tests were undertaken. Thin
Xavier Ortiz, D. Rival, D. Wood
semanticscholar   +1 more source

Extreme wind fluctuations: joint statistics, extreme turbulence, and impact on wind turbine loads

open access: yesWind Energy Science, 2019
. For measurements taken over a decade at the coastal Danish site Høvsøre, we find the variance associated with wind speed events from the offshore direction to exceed the prescribed extreme turbulence model (ETM) of the International Electrotechnical ...
Ásta Hannesdóttir   +2 more
semanticscholar   +1 more source

Geographical Variations of Wind Loads on Vertically Rising Vehicles [PDF]

open access: bronze, 1964
Robert Henry, J. A. Cochrane
openalex   +1 more source

LIDAR-Assisted Exact Output Regulation for Load Mitigation in Wind Turbines [PDF]

open access: yesarXiv, 2019
Optimising wind turbine performance involves maximising energy harvesting while seeking to minimise load fatigues on the tower structure, blades and rotor. To improve turbine control performance, wind preview measurement technologies such as Light Detection And Ranging (LIDAR) have been a point of interest for researchers in recent years. In this paper,
arxiv  

Exploring Wake Interaction for Frequency Control in Wind Farms [PDF]

open access: yesarXiv, 2016
The increasing integration of wind generation is accompanied with a growing concern about secure and reliable power system operation. Due to the intermittent nature of wind, the base-load units need to cycle significantly more than they were designed for, resulting in reduced life cycle and increased costs.
arxiv  

Harmonic Propagation and Interaction Evaluation between Small-Scale Wind Farms and Nonlinear Loads

open access: yesEnergies, 2013
Distributed generation is a flexible and effective way to utilize renewable energy. The dispersed generators are quite close to the load, and pose some power quality problems such as harmonic current emissions.
Cheng-Xiong Mao   +3 more
doaj   +1 more source

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