Results 11 to 20 of about 9,061,461 (261)

Forecasting long term jack up vessel demand for offshore wind [PDF]

open access: yes, 2013
Offshore wind deployment has greatly increased in the last decade. The number and size of installations have historically determined the requirement for jack up vessels, as installation was the only driver for heavy lift vessel requirement.
Dinwoodie, Iain Allan, McMillan, David
core   +4 more sources

Numerical simulation of rivulet evolution on a horizontal cable subject to an external aerodynamic field [PDF]

open access: yes, 2010
On wet and windy days, the inclined cables of cable-stayed bridges may experience a large amplitude oscillation known as rain-wind-induced vibration (RWIV).
Duffy, B.R.   +4 more
core   +4 more sources

Numerical simulation of rivulet evolution on a circular cylinder in an airflow [PDF]

open access: yes, 2008
On wet and windy days, the inclined cables of cable-stayed bridges may experience a large amplitude oscillation known as Rain-Wind-Induced Vibration (RWIV).
Robertson, A.C., Taylor, I.J.
core   +4 more sources

Wind Energy Applications Guide [PDF]

open access: yes, 2001
The brochure is an introduction to various wind power applications for locations with underdeveloped transmission systems, from remote water pumping to village electrification.

core   +1 more source

Parametric study of tensegrity structures under seismic loading [PDF]

open access: yesE3S Web of Conferences, 2022
Tensegrity structures are spatial structures made up of an assembly of pin-jointed, prestressed continuous tension members and discontinuous compressive members, arranged in different complex shapes.
Al Azem Raneem   +3 more
doaj   +1 more source

Frequency-domain modeling of floating wind arrays with shared mooring lines [PDF]

open access: yesWind Energy Science
A frequency-domain model for floating wind turbine dynamics has been extended to model floating wind farms with couplings from shared mooring systems. The model, called RAFT, could previously calculate the mean offsets and wave-induced response spectra ...
M. Hall, L. Carmo, E. Lozon
doaj   +1 more source

Experimental study of yawed inflow around wind turbine rotor [PDF]

open access: yes, 2012
In this article, we present an experimental study in a wind tunnel of a three-bladed, Rutland 503 model, horizontal axis yawed wind turbine. Power measurement and an exploration downstream wake of the turbine using particle image velocimetry measurements
MASSOUH, Fawaz   +4 more
core   +1 more source

Assessment of Spray Drift with Various Adjuvants in a Wind Tunnel

open access: yesAgronomy, 2022
When pesticides are sprayed, a significant portion of the droplets drifts away from the target. Using an adjuvant in spray liquid is an easy option for reducing droplet drift because there is no need to make any changes to the sprayer.
Medet İtmeç   +4 more
doaj   +1 more source

Impact of Selected Methods of Cogging Torque Reduction in Multipolar Permanent-Magnet Machines

open access: yesEnergies, 2020
This paper focuses on the matter of cogging torque reduction by combining various methods of cogging torque minimization. Due to the high costs of prototype construction, cogging torque is minimized during the design phase by using numerical methods ...
Zbigniew Goryca   +5 more
doaj   +1 more source

IMF-induced escape of molecular ions from the Martian ionosphere [PDF]

open access: yesAnnales Geophysicae, 2013
Since Mars does not possess a significant global intrinsic magnetic field, the solar wind interacts directly with the Martian ionosphere and can induce ion escapes from it.
Y. Kubota   +3 more
doaj   +1 more source

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