Results 11 to 20 of about 1,024,785 (258)

Analysis of Turbulence Parameters of Typhoon Morakot along the Southeast Coast of China

open access: yesApplied Sciences, 2022
The southeast coastal region of China is frequently affected by typhoons. The observation station was chosen to be located on the roof of Wenzhou University’s architectural engineering building to collect real-time wind speed data during the landfalling ...
Yanru Wang   +6 more
doaj   +1 more source

Transport of cross helicity and radial evolution of alfvenicity in the solar wind [PDF]

open access: yes, 2004
A transport theory including cross helicity, magnetohydrodynamic(MHD) turbulence, and driving by shear and pickup ions, is applied to the radial evolution of the solar wind.
Matthaeus, William H.   +5 more
core   +2 more sources

Evaluation of Turbulence on the Dynamics of Monopile Offshore Wind Turbine under the Wave and Wind Excitations [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2019
In recent years, the use of offshore wind turbines has been considered on the agenda of the countries which have a significant maritime boundary due to more speed and stability of wind at sea.
Reza Dezvareh
doaj   +1 more source

Dynamical age of solar wind turbulence in the outer heliosphere [PDF]

open access: yes, 1998
In an evolving turbulent medium, a natural timescale can be defined in terms of the energy decay time. The time evolution may be complicated by other effects such as energy supply due to driving, and spatial inhomogeneity.
Matthaeus, William H.   +5 more
core   +1 more source

Impact of atmospheric turbulence on performance and loads of wind turbines: knowledge gaps and research challenges [PDF]

open access: yesWind Energy Science
Wind energy harvesting from the atmosphere takes place in the atmospheric boundary layer. The boundary layer shear and buoyancy create three-dimensional turbulent eddies spanning a range of scales that form a continuous forward cascade of kinetic energy ...
B. Kosović   +9 more
doaj   +1 more source

Application of the Townsend–George theory for free shear flows to single and double wind turbine wakes – a wind tunnel study [PDF]

open access: yesWind Energy Science, 2022
The evolution of the mean velocity and the turbulence downstream of wind turbine wakes within the atmospheric boundary layer has been studied over the past decades, but an analytical description is still missing.
I. Neunaber   +3 more
doaj   +1 more source

Three-dimensional spatial structures of solar wind turbulence from 10 000-km to 100-km scales [PDF]

open access: yes, 2011
Using the four Cluster spacecraft, we have determined the three-dimensional wave-vector spectra of fluctuating magnetic fields in the solar wind. Three different solar wind intervals of Cluster data are investigated for this purpose, representing ...
Narita, Y.   +15 more
core   +2 more sources

Parallel and perpendicular cascades in solar wind turbulence [PDF]

open access: yes, 2005
MHD-scale fluctuations in the velocity, magnetic, and density fields of the solar wind are routinely observed. The evolution of these fluctuations, as they are transported radially outwards by the solar wind, is believed to involve both wave and ...
Matthaeus, William H.   +5 more
core   +2 more sources

Wind farm and environmental aerodynamics assessment using computational engineering [PDF]

open access: yes, 2011
The aim of this thesis is the application of computational engineering software for the study of wind resource assessment of a wind farm as well as for establishing the range of influence of different numerical and physical parameters, including ...
Zoumprouli, Argyro
core   +4 more sources

Wind Characteristics Investigation on The Roofs of Three Adjacent High-Rise Buildings in a Coastal Area during Typhoon Meranti

open access: yesApplied Sciences, 2019
This paper presents the study of the pulsating characteristics of three adjacent high-rise buildings A, B, and C under typhoon ‘Moranti’ (2016) based on the measurement of the actual top wind speed.
Chequan Wang   +6 more
doaj   +1 more source

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