Results 11 to 20 of about 22,957,653 (345)

Distinction, quantification and mapping of potential and realized supply-demand of flow-dependent ecosystem services.

open access: yesScience of the Total Environment, 2017
This study addresses and conceptualizes the possible dependence of ecosystem services on prevailing air and/or water flow processes and conditions, and particularly on the trajectories and associated spatial reach of these flows in carrying services from
R. Goldenberg   +5 more
semanticscholar   +3 more sources

Mooring Analysis of a Floating OWC Wave Energy Converter

open access: yesJournal of Marine Science and Engineering, 2021
This investigation focuses on the modelling of a floating oscillating water column (FOWC) wave energy converter with a numerical code (ANSYS AQWA) based on potential flow theory.
Alana Pols   +4 more
doaj   +1 more source

Potential Flow Generator With L2 Optimal Transport Regularity for Generative Models [PDF]

open access: yesIEEE Transactions on Neural Networks and Learning Systems, 2019
We propose a potential flow generator with $L_{2}$ optimal transport regularity, which can be easily integrated into a wide range of generative models, including different versions of generative adversarial networks (GANs) and normalizing flow models ...
Liu Yang, G. Karniadakis
semanticscholar   +1 more source

Oscillating Water Column (OWC) Wave Energy Converter Part 1: Fixed OWC

open access: yes한국해양공학회지, 2022
This study reviews the recent development and research results of a fixed oscillating water column (OWC) wave energy converter (WEC). The OWC WEC can be divided into fixed and floating types based on the installation location and movement of the ...
Hyunjai Yang   +2 more
doaj   +1 more source

Unsteady nonlinear panel method with mixed boundary conditions [PDF]

open access: yesFME Transactions, 2021
A new panel method had been developed to account for unsteady nonlinear subsonic flow. Two boundary conditions were used to solve the potential flow about complex configurations of airplanes.
Hamid Ali Anmar
doaj  

Preconditioning harmonic unsteady potential flow calculations [PDF]

open access: yes, 2005
This paper considers finite element discretisations of the Helmholtz equation and its generalisation arising from harmonic acoustics perturbations to a non-uniform steady potential flow.
Giles, M. B., Laird, Alistair L.
core   +2 more sources

Comparison of wave–structure interaction dynamics of a submerged cylindrical point absorber with three degrees of freedom using potential flow and computational fluid dynamics models

open access: yes, 2020
In this paper, we compare the heave, surge, and pitch dynamics of a submerged cylindrical point absorber, simulated using potential flow and fully resolved computational fluid dynamics (CFD) models.
Panagiotis Dafnakis   +5 more
semanticscholar   +1 more source

WAVE FIELD GENERATED BY FINITE-SPAN HYDROFOILS OPERATING BENEATH A FREE SURFACE

open access: yesBrodogradnja, 2021
The present paper focuses on the numerical investigation of the flow around the fully submerged 2D and 3D hydrofoils operating close to a free surface. Iterative boundary element method is implemented to predict the flow field.
Yavuz Hakan Ozdemir   +2 more
doaj   +1 more source

Effects of Wake Shapes on High-Lift System Aerodynamic Predictions

open access: yesAerospace, 2017
High-lift devices are commonly modelled using potential flow methods at the conceptual design stage. Often, these analyses require the use of prescribed wake shapes in order to avoid numerical stability issues.
William Bissonnette, Götz Bramesfeld
doaj   +1 more source

Predicting the NACA0012-IK30 Airfoil Propulsive Capabilities with a Panel Method

open access: yesEngineering Proceedings, 2023
Unsteady airfoils play a pivotal role in comprehending diverse aerospace applications, being one of those flapping propulsions. The present paper studies this topic by bringing back an old unsteady panel method to juxtapose its results against CFD data ...
Emanuel A. R. Camacho   +2 more
doaj   +1 more source

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