Results 31 to 40 of about 199,317 (167)

Coupled Mooring Analyses for the WEC-Sim Wave Energy Converter Design Tool [PDF]

open access: yesVolume 6: Ocean Space Utilization; Ocean Renewable Energy, 2016
A wave-energy-converter-specific time-domain modeling method (WEC-Sim) was coupled with a lumped-mass-based mooring model (MoorDyn) to improve its mooring dynamics modeling capability. This paper presents a verification and validation study on the coupled numerical method.
Senu Sirnivas   +3 more
openaire   +1 more source

Recent Features and Applications Developed in WEC-Sim for Marine Renewable Energy Research

open access: yes, 2023
WEC-Sim (Wave Energy Converter SIMulator) is an open-source software for simulating wave energy converters that has been actively developed by the National Renewable Energy Laboratory (NREL) and Sandia National Laboratories. It has been used to simulate a wide variety of WECs and has gained popularity since its initial release in 2014.
Leon-Quiroga, Jorge   +9 more
openaire   +1 more source

Numerical Modeling and Dynamic Analysis of a Wave-Powered Reverse-Osmosis System

open access: yesJournal of Marine Science and Engineering, 2018
A wave energy converter (WEC) system has the potential to convert the wave energy resource directly into the high-pressure flow that is needed by the desalination system to pump saltwater to the reverse-osmosis membrane and provide the required pressure ...
Yi-Hsiang Yu, Dale Jenne
doaj   +1 more source

Demonstration of the Recent Additions in Modeling Capabilities for the WEC-Sim Wave Energy Converter Design Tool [PDF]

open access: yesVolume 9: Ocean Renewable Energy, 2015
WEC-Sim is a midfidelity numerical tool for modeling wave energy conversion devices. The code uses the MATLAB SimMechanics package to solve multibody dynamics and models wave interactions using hydrodynamic coefficients derived from frequency domain boundary element methods. This paper presents the new modeling features introduced in the latest release
Nathan Tom, Michael Lawson, Yi-Hsiang Yu
openaire   +1 more source

A Wave Energy Converter Design Load Case Study

open access: yesJournal of Marine Science and Engineering, 2019
This article presents an example by which design loads for a wave energy converter (WEC) might be estimated through the various stages of the WEC design process.
Jennifer van Rij   +3 more
doaj   +1 more source

Preliminary Verification and Validation of WEC-Sim, an Open-Source Wave Energy Converter Design Tool [PDF]

open access: yesVolume 9B: Ocean Renewable Energy, 2014
To promote and support the wave energy industry, a wave energy converter (WEC) design tool, WEC-Sim, is being developed by Sandia National Laboratories and the National Renewable Energy Laboratory. In this paper, the WEC-Sim code is used to model a point absorber WEC designed by the U.S. Department of Energy’s reference model project.
Kelley Ruehl   +4 more
openaire   +1 more source

TEAMER: AquaHarmonics - High Fidelity WEC - Sim PTO & Control Model Validation

open access: yes, 2022
A WEC-Sim model was developed for the 1:7 scale Aquaharmonics WEC. The original WEC geometry was defeatured to facilitate the BEM simulations to calculate the hydrodynamic coefficients. The team faced some issues during this stage of the project because the WEC device has water inside its hull.
AquaHarmonics Inc.   +2 more
openaire   +1 more source

Nonlinear Model Predictive Control Based on Real-Time Iteration Scheme for Wave Energy Converters Using WEC-Sim

open access: yesVolume 8: Ocean Renewable Energy, 2022
Abstract One of several challenges that wave energy technologies face is their inability to generate electricity cost-competitively with other grid-scale energy generation sources. Several studies have identified two approaches to lower the levelised cost of electricity: reduce the cost over the device’s lifetime or increase its overall ...
Guerrero-Fernandez, J.L.   +2 more
openaire   +2 more sources

WEC-Sim v4.0

open access: yes, 2019
WEC-Sim v4.0 includes: Added mean drift force calculation Added generalized body modes for simulating flexible WEC devices and for structure loading analysis Updated BEMIO for the two added functionalitieshttps://github.com/WEC-Sim/WEC-Sim/
Yu, Yi-Hsiang   +4 more
core   +1 more source

Evaluation of a Wave Powered Water Pump Performance by Ocean Field Testing and WEC-Sim Modeling [PDF]

open access: yes, 2023
A rising demand for macroalgae (or seaweed) has led researchers to seek out methods of increasing macroalgae aquaculture yields. Macroalgae is a food product, and may be used in biofuel, animal feed, and fertilizer.
Kimball, Chelsea
core   +1 more source

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