Results 61 to 70 of about 16,922,350 (282)

Development of a Computational System to Improve Wind Farm Layout, Part I: Model Validation and Near Wake Analysis

open access: yesEnergies, 2019
The first part of this work describes the validation of a wind turbine farm Computational Fluid Dynamics (CFD) simulation using literature velocity wake data from the MEXICO (Model Experiments in Controlled Conditions) experiment. The work is intended to
Rafael V. Rodrigues, Corinne Lengsfeld
doaj   +1 more source

Turbulence Measurements in the Wake of a Tanker Model on and under the Free Surface

open access: yesJournal of the Society of Naval Architects of Japan, 1983
Turbulence measurements in a circulating water channel are made by an X-type hot film probe. From three components of velocity fluctuations turbulence intensities, Reynolds shear stresses and turbulent kinetic energies are obtained. By stern longitudinal vortices formed in the wake the values of turbulence quantities are influenced appreciably.
Hotta, Takio, Hatano, Shuji
openaire   +2 more sources

Zwitterionic Polymer Coating Enabled Chronic Dopamine Sensing and Electrophysiology Recording in Free‐Moving Mice

open access: yesAdvanced Healthcare Materials, EarlyView.
Application of a zwitterionic poly(sulfobetaine methacrylate) (PSB) coating to microelectrode arrays and Ag/AgCl reference electrodes effectively inhibits biofouling and structural degradation. This strategy successfully enables simultaneous, long‐term electrophysiological recording and dopamine sensing in freely behaving mice, facilitating ...
Bingchen Wu   +5 more
wiley   +1 more source

Experimental verification of computational model for wind turbine blade geometry design

open access: yesEPJ Web of Conferences, 2015
A 3D potential flow solver with unsteady force free wake model intended for optimization of blade shape for wind power generation is applied on a test case scenario formed by a wind turbine with vertical axis of rotation.
Štorch Vít   +3 more
doaj   +1 more source

Assessment of Turbulence Modelling in the Wake of an Actuator Disk with a Decaying Turbulence Inflow

open access: yesApplied Sciences, 2018
The characteristics of the turbulence field in the wake produced by a wind turbine model are studied. To this aim, a methodology is developed and applied to replicate wake measurements obtained in a decaying homogeneous turbulence inflow produced by a ...
Hugo Olivares-Espinosa   +5 more
doaj   +1 more source

A ring-vortex free-wake model for uniformly loaded propellers. Part I-Model description.

open access: yesEnergy Procedia, 2018
Abstract The paper presents a free-wake actuator disk model as applied to uniformly loaded propellers without slipstream rotation. The wake vorticity, originating from the disk edge, is represented by the superposition of a ring vortex sheet and a semi-infinite cylindrical vortex tube modelling the far wake.
Bontempo, Rodolfo, Manna, Marcello
openaire   +4 more sources

Neuromorphic Electronics for Intelligence Everywhere: Emerging Devices, Flexible Platforms, and Scalable System Architectures

open access: yesAdvanced Materials, EarlyView.
The perspective presents an integrated view of neuromorphic technologies, from device physics to real‐time applicability, while highlighting the necessity of full‐stack co‐optimization. By outlining practical hardware‐level strategies to exploit device behavior and mitigate non‐idealities, it shows pathways for building efficient, scalable, and ...
Kapil Bhardwaj   +8 more
wiley   +1 more source

Wind Turbine Aerodynamic Performance by Lifting Line Method

open access: yesInternational Journal of Rotating Machinery, 1998
The vortex model of propellers is modified and applied to the high-speed horizontal axis turbines. The turbine blades are replaced by lifting lines and trailing vortices which shed along the blade span. The model is not a free wake model, but it is still
Horia Dumitrescu, Vladimir Cardos
doaj   +1 more source

A Modified Free Wake Vortex Ring Method for Horizontal-Axis Wind Turbines

open access: yesEnergies, 2019
A modified free-wake vortex ring model is proposed to compute the dynamics of a floating horizontal-axis wind turbine, which is divided into two parts. The near wake model uses a blade bound vortex model and trailed vortex model, which is developed based
Jing Dong   +4 more
doaj   +1 more source

Data‐Driven Materials Science for Energy‐Sustainable Applications

open access: yesAdvanced Materials, EarlyView.
Data‐driven approaches powered by artificial intelligence are transforming materials discovery for energy sustainability. This review examines how auto‐generated high‐quality materials databases and domain‐specific language models accelerate research in photovoltaics, thermoelectrics, batteries and magnetic materials. Applications involve extraction of
Jacqueline M. Cole
wiley   +1 more source

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