Results 51 to 60 of about 24,309 (310)

Meteorological tower wind shear characteristics, vertical wind speed profile, and surface roughness analysis near the coastline of Chennai [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2019
Extrapolation of wind data is required to estimate wind speeds at high altitudes. Doing so requires an essential understanding of wind shear characteristics related to the location or region.
Poongavanam Sardar Maran
doaj   +1 more source

On the Lightweight Potential of Laser Additive Manufactured NiTi Triply Periodic Minimal Sheet Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the lightweight potential of laser additive‐manufactured NiTi triply periodic minimal surface sheet lattices. It systematically investigates the effects of relative density and unit cell size on surface quality, deformation recovery, compression behavior, and energy absorption.
Haoming Mo   +3 more
wiley   +1 more source

Effect of Wind Shear on the Characteristics of a Rotating Blade of a Field Horizontal Axis Wind Turbine

open access: yesJournal of Fluid Science and Technology, 2007
This paper shows the aerodynamic characteristics at the mid-length of a rotor blade of a 10-m-diameter wind turbine exposed to wind shear. A sonic wind speed meter and six cup-anemometers were installed one diameter upwind of the turbine in order to ...
Takao MAEDA, Hideyuki KAWABUCHI
doaj   +1 more source

Transient Flow Evolution of a Hypersonic Inlet/Isolator with Incoming Windshear

open access: yesAerospace, 2023
In this paper, a novel flow perturbation model meant to investigate the effects of incoming wind shear on a hypersonic inlet/isolator is presented. This research focuses on the transient shock/boundary layer interaction and shock train flow evolution in ...
Simin Gao   +5 more
doaj   +1 more source

A two-component transport model for solar wind fluctuations: Waves plus quasi-2D turbulence

open access: yes, 2010
We present a model for the transport of solar wind fluctuations, based on the assumption that they can be well-represented using two distinct components: a quasi-2D turbulence piece and a wave-like piece.
Matthaeus, William H.   +3 more
core   +1 more source

A Workflow to Accelerate Microstructure‐Sensitive Fatigue Life Predictions

open access: yesAdvanced Engineering Materials, EarlyView.
This study introduces a workflow to accelerate predictions of microstructure‐sensitive fatigue life. Results from frameworks with varying levels of simplification are benchmarked against published reference results. The analysis reveals a trade‐off between accuracy and model complexity, offering researchers a practical guide for selecting the optimal ...
Luca Loiodice   +2 more
wiley   +1 more source

Parallel and perpendicular cascades in solar wind turbulence

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   +1 more source

Zein‐Based Adhesives: Sustainable Extraction and Application in Bioadhesive Technologies

open access: yesAdvanced Engineering Materials, EarlyView.
Zein is extracted from corn gluten meal using a simple and scalable process with high yield (~90%). The resulting protein is applied in bioadhesives modified with Ca2+ and Fe3+ ions, exhibiting substrate‐dependent adhesion. The findings demonstrate competitive bonding performance and highlight the role of ionic interactions in tuning adhesion ...
Paula Bertolino Sanvezzo   +3 more
wiley   +1 more source

Wind Shear Response of Aircraft with C* and C*U Controller during Approach

open access: yesAerospace
This study investigates the impact of wind shear on the flight dynamics of commercial aircraft where C* and C*U control laws are employed during the approach phase.
Yufei Yan, Lei Song
doaj   +1 more source

Evaluating the Effect of Turbulence on Aircraft During Landing and Take-Off Phases

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2018
—— Low level wind shear and turbulence present a serious safety risk to aircraft during the approach, landing and take-off phases. Low level wind shear has been identified as one of the primary factors for aircraft go-arounds and aborted landings. During
Anthony O' Connor, Derek Kearney
doaj   +1 more source

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