Results 91 to 100 of about 31,556 (230)

Stability impact on wake development in moderately complex terrain [PDF]

open access: yes, 2017
This paper uses a year of SCADA data from Whitelee Wind Farm near Glasgow to investigate wind turbine wake development in moderately complex terrain. Atmospheric stability measurements in terms of Richardson number from a met mast at an adjoining site ...
Infield, D, Zorzi, G
core   +1 more source

Advanced Statistical Characterization and Correlation Analysis of Process Performance Indicators for Optimized Engineering Decisions

open access: yesEngineering Reports, Volume 8, Issue 4, April 2026.
An integrated framework couples statistical characterization with multi‐objective control to optimize wind‐farm operations. Ten observations across three categories (Cat1–Cat3) were analyzed using means, medians, variances, and a correlation matrix.
Khamiss Cheikh   +3 more
wiley   +1 more source

Wake interaction and power production of variable height model wind farms [PDF]

open access: yes, 2014
Understanding wake dynamics is an ongoing research topic in wind energy, since wakes have considerable effects on the power production when wind turbines are placed in a wind farm.
Cal R B   +6 more
core   +2 more sources

Design of HAWT Rotor for Non‐Uniform Inflow Conditions: A Theoretical and Experimental Approach for Shear Flow

open access: yesEnergy Science &Engineering, Volume 14, Issue 4, Page 1935-1951, April 2026.
This paper aims to provide a robust design approach for HAWTs operating in shear flow. This study fills a critical research gap by integrating BEM and vortex theories for blade design in non‐homogeneous inflow conditions. The authors of the paper made an effort to develop and test an experimentally unsophisticated model of a turbine working in shear ...
Agnieszka Dorota Woźniak   +2 more
wiley   +1 more source

Far-wake meandering induced by atmospheric eddies in flow past a wind turbine [PDF]

open access: yes, 2018
A novel algorithm is developed to calculate the nonlinear optimal boundary perturbations in three-dimensional incompressible flow. An optimal step length in the optimisation loop is calculated without any additional calls to the Navier-Stokes equations ...
Mao, Xuerui, Sørensen, J.N.
core   +3 more sources

Wind Resource Evaluation With Atmospheric Stability Across Different Surface Types

open access: yesEnergy Science &Engineering, Volume 14, Issue 4, Page 1990-2002, April 2026.
Wind resource evaluation with atmospheric stability across different surface types. ABSTRACT This study investigates the influence of atmospheric stability on wind resource assessment across various surface conditions, focusing on wind shear and prevailing wind direction as key analytical parameters.
Zejia Hua, Wei Tao, Guanjun Wang
wiley   +1 more source

Stereo particle image velocimetry set up for measurements in the wake of scaled wind turbines [PDF]

open access: yes, 2017
Stereo particle image velocimetry measurements were carried out in the boundary layer test section of Politecnico di Milano large wind tunnel to survey the wake of a scaled wind turbine model designed and developed by Technische Universität München.
BOTTASSO, CARLO LUIGI   +6 more
core   +1 more source

Bioclimatic, demographic and anthropogenic correlates of grizzly bear activity patterns in the Greater Yellowstone Ecosystem

open access: yesOikos, Volume 2026, Issue 4, April 2026.
Plasticity of diel activity rhythms may be a key element for adaptations of wildlife populations to changing environmental conditions. In the last decades, grizzly bears Ursus arctos in the Greater Yellowstone Ecosystem (GYE) have experienced notable environmental fluctuations, including changes in availability of food sources and severe droughts ...
Aurora Donatelli   +4 more
wiley   +1 more source

Wind-Turbine Wakes in a Convective Boundary Layer: A Wind-Tunnel Study [PDF]

open access: yes, 2018
Thermal stability changes the properties of the turbulent atmospheric boundary layer, and in turn affects the behaviour of wind-turbine wakes. To better understand the effects of thermal stability on the wind-turbine wake structure, wind-tunnel ...
Markfort, Corey   +2 more
core  

Towards a Simplified Dynamic Wake Model using POD Analysis [PDF]

open access: yes, 2015
We apply the proper orthogonal decomposition (POD) to large eddy simulation data of a wind turbine wake in a turbulent atmospheric boundary layer. The turbine is modeled as an actuator disk. Our analyis mainly focuses on the question whether POD could be
Bastine, David   +3 more
core   +2 more sources

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