Wind resource assessment at mountainous wind farm: Fusion of RANS and vertical multi-point on-site measured wind field data

X Cheng, B Yan, X Zhou, Q Yang, G Huang, Y Su… - Applied Energy, 2024 - Elsevier
Abstract RANS (Reynolds-averaged Navier-Stokes) has become one of the mainstream
methods to determine the wind field in the wind resource assessment of the complex terrain …

[HTML][HTML] Numerical modelling of neutral atmospheric boundary layer flow through heterogeneous forest canopies in complex terrain (a case study of a Swedish wind …

H Abedi, S Sarkar, H Johansson - Renewable Energy, 2021 - Elsevier
This paper exposes the risk of generalization of wind conditions from a single met-mast
measurement to be representative of the actual flow field in a wind farm situated in complex …

Actuator line simulations of wind turbine wakes using the lattice Boltzmann method

H Asmuth, H Olivares-Espinosa… - Wind Energy …, 2020 - wes.copernicus.org
The high computational demand of large-eddy simulations (LESs) remains the biggest
obstacle for a wider applicability of the method in the field of wind energy. Recent progress …

[HTML][HTML] Assessment of flow characteristics over complex terrain covered by the heterogeneous forest at slightly varying mean flow directions:(A case study of a …

H Abedi - Renewable Energy, 2023 - Elsevier
The impact of heterogeneous forest canopies and complex terrain on the horizontal
distortion of the inflow is studied. Large-Eddy Simulation (LES) of the neutral Atmospheric …

Wind power in forested regions: Power law extrapolation vs. lidar observation

J Cao, W Xue, R Mao, D Xin - Journal of wind engineering and industrial …, 2023 - Elsevier
As the increasing hub height of modern wind turbine, wind shear model is generally adopted
as a useful tool to extrapolate wind speed available to higher levels for wind power …

A simple RANS inflow model of the neutral and stable atmospheric boundary layer applied to wind turbine wake simulations

MP van der Laan, M Kelly… - Wind Energy …, 2024 - wes.copernicus.org
Wind turbines are increasing in size and operate more frequently above the atmospheric
surface layer, which requires improved inflow models for numerical simulations of turbine …

Development and evaluation of a Reynolds-Averaged Navier–Stokes solver in WindNinja for operational wildland fire applications

NS Wagenbrenner, JM Forthofer, WG Page, BW Butler - Atmosphere, 2019 - mdpi.com
An open source computational fluid dynamics (CFD) solver has been incorporated into the
WindNinja modeling framework. WindNinja is widely used by wildland fire managers, as …

How Fast is Fast Enough? Industry Perspectives on the Use of Large-eddy Simulation in Wind Energy

H Asmuth, H Korb, S Ivanell - Journal of Physics: Conference …, 2023 - iopscience.iop.org
The use of graphics processing units (GPUs) has facilitated unprecedented performance
gains for computational fluids dynamics in recent years. In many industries this has enabled …

[HTML][HTML] Robust processing of airborne laser scans to plant area density profiles

J Arnqvist, J Freier, E Dellwik - Biogeosciences, 2020 - bg.copernicus.org
We present a new algorithm for the estimation of the plant area density (PAD) profiles and
plant area index (PAI) for forested areas based on data from airborne lidar. The new element …

Modelling of wind turbine wakes over forests along the diurnal cycle

H Olivares-Espinosa, J Arnqvist - Journal of Physics: Conference …, 2023 - iopscience.iop.org
This work presents a methodology for the Large-Eddy Simulation (LES) of the continuous
transition of atmospheric stability over forests along the diurnal cycle and its effect on the …