Results 41 to 50 of about 821,076 (254)

Determining an Appropriate Parameter of Analytical Wake Models for Energy Capture and Layout Optimization on Wind Farms

open access: yesEnergies, 2020
The wake of a wind turbine is a crucial factor that decreases the output of downstream wind turbines and causes unsteady loading. Various wake models have been developed to understand it, ranging from simple ones to elaborate models that require long ...
Kyoungboo Yang
doaj   +1 more source

Influence of Layout on Offshore Wind Farm Efficiency and Wake Characteristics in Turbulent Environments

open access: yesJournal of Marine Science and Engineering
Mitigating wake effects between wind turbines is crucial for enhancing the overall output power of offshore wind farms. Therefore, optimizing turbine spacing and layout under turbulent conditions is essential.
Guanyu Wang   +6 more
doaj   +1 more source

Case Study of "Wake Effect" of Adjacent Offshore Wind Farms

open access: yes南方能源建设, 2023
[Introduction] The purpose of this paper is to study the influence of real "wake effect" of adjacent offshore wind farms on generation loss. [Method] The method is established with the wake scene classification based on the actual arrangement of wind ...
Donglin CUI   +4 more
doaj   +1 more source

Assessing the Impact of Forests on Wind Flow Dynamics and Wind Turbine Energy Production

open access: yesWind
Forests play a vital role in influencing wind flow by modifying turbulence intensity and vertical wind shear. Because wind turbines are susceptible to these conditions, accurately characterising wind flow in forested environments is vital to ensuring ...
Svetlana Orlova   +4 more
doaj   +1 more source

Wind Farm Power Optimization and Fault Ride-Through under Inter-Turn Short-Circuit Fault

open access: yesEnergies, 2021
Inter-Turn Short Circuit (ITSC) fault in stator winding is a common fault in Doubly-Fed Induction Generator (DFIG)-based Wind Turbines (WTs). Improper measures in the ITSC fault affect the safety of the faulty WT and the power output of the Wind Farm (WF)
Kuichao Ma   +4 more
doaj   +1 more source

Wake Field Effect Analysis in APT Linac [PDF]

open access: yes, 1998
The 1.7-GeV 100-mA CW proton linac is now under design for the Accelerator Production of Tritium (APT) Project. The APT linac comprises both the normal conducting (below 211 MeV) and superconducting (SC) sections.
Kurennoy, Sergey S.
core   +2 more sources

Field experimental study of traffic-induced turbulence on highways [PDF]

open access: yes, 2012
This paper is focused on traffic-induced turbulence (TIT) analysis from a field campaign performed in 2011, using ultrasonic anemometers deployed in the M-12 Highways, Madrid (Spain). The study attempts to improve knowledge about the influence of traffic-
Alonso-Estébanez, A.   +4 more
core   +3 more sources

Wake Decay: Effect of Freestream Swirl [PDF]

open access: yesVolume 1: Aircraft Engine; Marine; Turbomachinery; Microturbines and Small Turbomachinery, 1997
A study of the effects of freestream swirl on the decay characteristics of wakes shed from a rotating blade row is presented. The freestream swirl behind the rotor causes the wakes to skew tangentially, stretching the wakes as they are convected from the rotor to the stator.
J. M. Brookfield, I. A. Waitz, J. Sell
openaire   +1 more source

Output Power Smoothing Control for a Wind Farm Based on the Allocation of Wind Turbines

open access: yesApplied Sciences, 2018
This paper presents a new output power smoothing control strategy for a wind farm based on the allocation of wind turbines. The wind turbines in the wind farm are divided into control wind turbines (CWT) and power wind turbines (PWT), separately.
Ying Zhu   +3 more
doaj   +1 more source

Providing power reserve for secondary grid frequency regulation of offshore wind farms through yaw control

open access: yesWind Energy, 2023
The ability to significantly contribute to the frequency regulation and provide valuable ancillary services to the transmission system operator (TSO) is one of the present wind farm (WF) challenges, due to the limitations of wind speed forecasting and ...
Younes Oudich   +3 more
doaj   +1 more source

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