Search MHK Data

Showing results 276 - 300 of 437.
Show results per page.
Order by:
Available Now:
Technologies
Topics
Signature Projects
Collection Method
Data Type
"Testing and Expertise for Marine Energy"×

Focusing Wave Energy for Wave Energy Converter Applications

Wave tank tests at Stevens Institute of Technology quantified the ability of near-surface platforms to concentrate wave energy over the platform. Due to the instantaneous change in water depth, mass, energy, and power are conserved in this process. The energy and power concentrat...
Raftery, M. Martin and Ottaway
Aug 10, 2010
7 Resources
0 Stars
Publicly accessible

Most Likely Extreme Response Analysis of an Ellipsoid Float Wave Energy Converter

Input data and heave results (unsteady RANS-VOF overset simulations performed in Star-CCM+) for a float with an ellipsoid geometry. Five extreme sea states were considered, as detailed in the conference paper "Application of the Most Likely Extreme Response Method for Wave Energy ...
Quon, E. National Renewable Energy Laboratory
Jun 17, 2016
7 Resources
0 Stars
Publicly accessible

UNH TDP ADV Raw Data and Processing Scripts Fall 2021

This submission contains raw Acoustic Doppler Velocimeter (ADV) data and processing scripts associated with MHKDR submission 394 (UNH TDP Concurrent Measurements of Inflow, Power Performance, and Loads for a Grid-Synchronized Vertical Axis Cross-Flow Turbine Operating in a Tidal E...
Bharath, A. et al National Renewable Energy Laboratory
Dec 21, 2021
4 Resources
0 Stars
Publicly accessible

UNH TDP Voltsys Raw Data and Processing Scripts Fall 2021

This submission contains raw Voltsys rectifier data and processing scripts associated with MHKDR submission 394 (UNH TDP Concurrent Measurements of Inflow, Power Performance, and Loads for a Grid-Synchronized Vertical Axis Cross-Flow Turbine Operating in a Tidal Estuary, DOI: 10.1...
Bharath, A. et al National Renewable Energy Laboratory
Dec 21, 2021
4 Resources
0 Stars
Publicly accessible

ORPC RivGen Hydrokinetic Turbine Wake Characterization

Field measurements of mean flow and turbulence parameters at the Kvichak river prior to and after the deployment of ORPC's RivGen hydrokinetic turbine. Data description and turbine wake analysis are presented in the attached manuscript "Wake measurements from a hydrokinetic river ...
Thomson, J. and Guerra, M. University of Washington
Feb 27, 2018
4 Resources
0 Stars
Publicly accessible

Spooling control design for flight optimization of tethered tidal kites

This submission includes three peer-reviewed (under review) papers from the researchers at North Carolina State University presenting different control-based techniques to maximize the efficiency and robustness of a tethered energy-harvesting kite. Below are the abstracts of each ...
Daniels, J. et al North Carolina State University
Sep 16, 2019
3 Resources
0 Stars
Publicly accessible

Modular RivGen LCOE Content Model

The Modular RivGen LCOE Content Model contains estimates of levelized cost of energy (LCOE) for three array configurations operating in a theoretical river environment. The LCOE is distinguished by the CapEx, OpEx, and annual energy production and capture for each river environment.
Tyler, R. and Obomsawin, T. Ocean Renewable Power Company
Dec 15, 2020
1 Resources
0 Stars
Awaiting release

Coordinated Control of Tidal Cross-flow Turbines

Initial laboratory experiments with coordinated phase control of cross-flow turbines in a dense array.
Polagye, B. University of Washington
Dec 06, 2016
5 Resources
0 Stars
Publicly accessible

Advanced TidGen Power System LCOE Calculations and System Overview

The TidGen Power System generates emission-free electricity from tidal currents and connects directly into existing grids using smart grid technology. The power system consists of three major subsystems: shore-side power electronics, mooring system, and turbine generator unit (TGU...
Marnagh, C. and McEntee, J. Ocean Renewable Power Company
Jun 14, 2018
4 Resources
0 Stars
Publicly accessible

HERO WEC V1.0 Electrical PTO Deployment Data and Analysis

This submission includes the processed and raw field electrical data from NREL's August 2022 HERO WEC (hydraulic and electric reverse osmosis wave energy converter) deployment at Jennette's Pier for the electrical PTO (power take-off).
Nakhai, A. et al National Renewable Energy Laboratory
Aug 12, 2022
4 Resources
0 Stars
Publicly accessible

Centipod WEC, Advanced Controls, WaveDyn Models

Archive containing the WaveDyn models used for analysis of the Centipod WEC with and without Advanced Controls, i.e. the WaveDyn files contain a baseline model which can be run alone, and a model predictive control (MPC) model which must be run when connected to the MPC controller...
McCall, A. Dehlsen Associates, LLC
Feb 15, 2016
3 Resources
0 Stars
Publicly accessible

Control-based optimization for tethered tidal kite

This submission includes three peer-reviewed (under review) papers from the researchers at North Carolina State University presenting control-based techniques to maximize effectiveness of a tethered tidal kite. Below are the abstracts of each file included in the submission. Cobb...
Vermillion, C. et al North Carolina State University
Mar 02, 2020
3 Resources
0 Stars
Publicly accessible

Computational Fluid Dynamics Simulation of Oscylator cylinders

This is one of the computational fluid dynamics (CFD) simulations. The parameters for the test are in the info.txt file.
Taipale, J. Vortex Hydro Energy
Feb 07, 2017
6 Resources
0 Stars
Publicly accessible

Model and experimental validation of ocean kite dynamics and controls

This submission includes two peer-reviewed papers from researchers at North Carolina State University presenting the modeling and lab-scale experimentation of the dynamics and control of a tethered tidal ocean kite. Below are the abstracts of each file included in the submission. ...
Vermillion, C. et al North Carolina State University
Mar 01, 2020
2 Resources
0 Stars
Publicly accessible

Reference Model 3 Cost Breakdown (RM3: Wave Point Absorber)

Contains the Reference Model 3 (RM3) spreadsheets with the cost breakdown structure (CBS) for the levelized cost of energy (LCOE) calculations for a single RM3 device and multiple unit arrays. These spreadsheets are contained within an XLSX file and a spreadsheet editor such as Mi...
Neary, V. et al Sandia National Laboratories
Sep 30, 2014
2 Resources
0 Stars
Publicly accessible

Reference Model 5 Cost Breakdown (RM5: Oscillating Surge Flap)

Contains the Reference Model 5 (RM5) spreadsheets with the cost breakdown structure (CBS) for the levelized cost of energy (LCOE) calculations for a single RM5 device and multiple unit arrays. These spreadsheets are contained within an XLSX file and a spreadsheet editor such as Mi...
Neary, V. et al Sandia National Laboratories
Sep 30, 2014
2 Resources
0 Stars
Publicly accessible

Lift Equivalence and Cancellation for Airfoil Surge-Pitch-Plunge Oscillations

A NACA 0018 airfoil in freestream velocity is oscillated in longitudinal, transverse, and angle-of-attack directions with respect to the freestream velocity, known as surge, plunge, and pitch. The lift-based equivalence method introduces phase shifts between these three motions to...
Elfering, K. and Granlund, K. North Carolina State University
Jan 01, 2020
1 Resources
0 Stars
Publicly accessible

Reference Model 6 Cost Breakdown (RM6: Oscillating Water Column)

Contains the Reference Model 6 (RM6) spreadsheets with the cost breakdown structure (CBS) for the levelized cost of energy (LCOE) calculations for a single RM6 device and multiple unit arrays. These spreadsheets are contained within an XLSX file and a spreadsheet editor such as Mi...
Neary, V. et al Sandia National Laboratories
Sep 30, 2014
2 Resources
0 Stars
Publicly accessible

Sub-Scale Stage 1 Magnetic Gear for a Marine Hydrokinetic Generator

The goal of this project is to design, fabricate, and test a hermetically sealed 50 kilowatt (kW) multistage magnetically geared generator (MGG). In order to reduce risk, a sub-scale 5kW multistage MGG was first built. This project will benefit MHK device developers by providing a...
Bird, J. Portland State University
May 12, 2022
5 Resources
0 Stars
Awaiting release

Centipod WEC, Advanced Controls, MPC Controller MATLAB Code

This archive contains the MATLAB code for the model predictive control (MPC) controller developed in this project. The archive containing the WaveDyn models used for analysis of the Centipod with the MPC controller is linked in this submission.
McCall, A. Dehlsen Associates, LLC
Feb 15, 2016
3 Resources
0 Stars
Publicly accessible

Virtual Flow Solver Geophysics: A 3D Incompressible Navier-Stokes Solver

Virtual Flow Solver Geophysics (VFS-Geophysics) is a three-dimensional (3D) incompressible Navier-Stokes solver based on the Curvilinear Immersed Boundary (CURVIB) method. The CURVIB is a sharp interface type of immersed boundary (IB) method that enables the simulation of fluid f...
Khosronejad, A. et al Stony Brook University
Jul 17, 2023
2 Resources
0 Stars
Publicly accessible

Advanced TidGen Power System Deployment and Mooring System

The TidGen Power System generates emission-free electricity from tidal currents and connects directly into existing grids using smart grid technology. The power system consists of three major subsystems: shore-side power electronics, mooring system, and turbine generator unit (TGU...
Marnagh, C. and McEntee, J. Ocean Renewable Power Company
Jun 14, 2018
2 Resources
0 Stars
Publicly accessible

M3 Wave DMP/APEX WEC Numerical Survivability Report Baseline Geometry

Summary of numerical survivability modeling method for the baseline geometry of the Delos-Reyes Morrow Pressure Device (DMP), commercialized by M3 Wave LLC as "APEX."
Roberts, J. et al M3 Wave
Aug 16, 2016
2 Resources
0 Stars
Publicly accessible

CalWave Holistic PTO Design Product Requirement Document

CalWave Power Technologies is currently in the process of developing the conceptual architecture for a fully upscaled Wave Energy Converter. Current and past efforts have been for smaller scaled systems, with commensurately lower forces and length scales. This document contains a ...
Kojimoto, N. et al CalWave Power Technologies Inc.
Dec 06, 2021
1 Resources
0 Stars
Awaiting release

RANS Simulation VBM of Array of Three Coaxial Lab Scaled DOE RM1 MHK Turbine with 5D Spacing

Attached are the .cas and .dat files along with the required User Defined Functions (UDFs) and look-up table of lift and drag coefficients for the Reynolds Averaged Navier-Stokes (RANS) simulation of three coaxially located lab-scaled DOE RM1 turbine implemented in ANSYS FLUENT CF...
Javaherchi, T. University of Washington
Jun 08, 2016
9 Resources
0 Stars
Publicly accessible
<< Previous78910111213141516Next >>