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Wave Tank Testing Report for Controls Validation of a Heaving Point Absorber
The core objectives of this project is to improve the power capture of three different wave energy
conversion (WEC) devices by more than 50% using an advanced control system and validate the
attained improvements using wave tank and full scale testing. In parallel, we will bring a...
Previsic, M. et al Re Vision Consulting
Aug 26, 2020
3 Resources
0 Stars
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3 Resources
0 Stars
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Advanced Control Systems for Wave Energy Converters
This submission contains several papers, a final report, descriptions of a theoretical framework for two types of control systems, and descriptions of eight real-time flap load control policies with the objective of assessing the potential improvement of annual average capture eff...
Scruggs, J. et al Resolute Marine Energy, Inc.
Jan 30, 2017
4 Resources
0 Stars
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4 Resources
0 Stars
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LCOE Baseline for RME Surge WEC Device
This submission includes all the data to support an LCOE baseline assessment for the Resolute Marine Energy (RME) Surge WEC device.
Previsic, M. et al Re Vision Consulting
Jul 19, 2017
4 Resources
0 Stars
Publicly accessible
4 Resources
0 Stars
Publicly accessible
TEAMER AquaHarmonics High Fidelity WEC Sim PTO and Control Model Validation
Collaborative effort between AquaHarmonics, Sandia National Laboratories (SNL), and the National Renewable Energy Laboratory (NREL) to revise and validate Aquaharmonics' full wave to wire model, allowing for reduced uncertainty and increased understanding of design requirements of...
Tom, N. and Leon, J. AquaHarmonics, Inc.
Dec 31, 2021
5 Resources
0 Stars
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5 Resources
0 Stars
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National Marine Renewable Energy Center Upgrades LUPA
The data provided is part of a power take off damping optimization study. The power take off damping coefficient was swept from 0 to approximately 7000 N/m/s during a single regular wave test with a real time control of the motor/generator. The generated power from the LUPA (Lab U...
Robertson, B. et al Oregon State University
Oct 12, 2022
5 Resources
0 Stars
Publicly accessible
5 Resources
0 Stars
Publicly accessible
Current Energy Harnessing using Synergistic Kinematics of Schools of Fish-Shaped Bodies: Marine Hydrodynamics Laboratory Tank Testing Data
The objectives of the proposed work pertain to building a high power-density and high efficiency device to harness MHK energy by mimicking fish-school kinematics. Vortex Hydro Energy is collaborating with a concept formed and undergone preliminary testing at the University of Mich...
Bernitsas, M. Vortex Hydro Energy
Apr 11, 2017
20 Resources
0 Stars
Publicly accessible
20 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
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1 Resources
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WEC Controls Optimization Final Report
The over-arching project objective is to fully develop and validate optimal controls frameworks that can subsequently be applied widely to different WEC devices and concepts. Optimal controls of WEC devices represent a fundamental building block for WEC designers that must be cons...
Previsic, M. and Karthikeyan, A. Re Vision Consulting
Aug 26, 2020
1 Resources
0 Stars
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1 Resources
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ALFA Non-linear Ocean Waves and PTO Control Strategy
Data from Advanced Laboratory and Field Arrays (ALFA) Non-linear Ocean Waves and Power Take-Off (PTO). Control Strategy project conducted at the O.H. Hinsdale Wave Research Laboratory (HWRL) at Oregon State University in 2019/2020. Contains two zip files (ALFANL.zip, ALFANL2.zip)...
Bosma, B. et al Pacific Marine Energy Center (PMEC)
Oct 28, 2019
9 Resources
0 Stars
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9 Resources
0 Stars
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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
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3 Resources
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Performance estimation of resonance-enhanced dual-buoy wave energy converter using coupled time-domain simulation
This paper presents the modeling methodology and performance evaluation of the resonance-enhanced dual-buoy WEC (Wave Energy Converter) by HEM (hydrodynamic & electro-magnetic) fully-coupled-dynamics time-domain-simulation program. The numerical results are systematically compared...
Kang, H. et al Texas A&M University
Aug 31, 2020
3 Resources
0 Stars
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3 Resources
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Optimal kite control in spatiotemporally varying flow fields ACC 2021
Two papers submitted (and accepted) to the 2021 American Control Conference (ACC), both focused on different attributes of kite control in variable flow environments. Siddiqui et. al. focuses on tether elevation angle control in a spatiotemporally varying environment, and Reed et....
Vermillion, C. et al North Carolina State University
Sep 14, 2020
2 Resources
0 Stars
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2 Resources
0 Stars
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Generalized Displacement Correlation Method for Estimating Stress Intensity Factors
This paper presents a generalized form of the displacement correlation method (the GDC method), which can use any linear or quadratic finite element type with homogeneous meshing without local refinement. These two features are critical for modeling dynamic fracture propagation pr...
Fu, P. et al Lawrence Livermore National Laboratory
Jan 01, 2012
1 Resources
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1 Resources
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SMP and Fracture Modeling
The problem of loss circulation in geothermal wells is inherently challenging due to high temperatures, brittle rocks, and presence of abundant fractures. Because of the inherent challenges in geothermal environments, there are limitations in selecting proper lost circulation mate...
Salehi, S. et al University of Oklahoma
Oct 01, 2021
4 Resources
0 Stars
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4 Resources
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Wave Tank Testing of 1-DoF Heaving Buoy for Controls Validation Purposes
This submission includes the wave tank testing data used to validate the controls optimization efforts of a heaving 1-DoF buoy.
Previsic, M. et al Re Vision Consulting
Jul 13, 2017
4 Resources
0 Stars
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4 Resources
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Natural Reservoir Analysis in Low-Temperature Geothermal Play Fairway Analysis for the Appalachian Basin
The files included in this submission contain all data pertinent to the methods and results of this task's output, which is a cohesive multi-state map of all known potential geothermal reservoirs in our region, ranked by their potential favorability. Favorability is quantified usi...
Jordan, T. and Camp, E. Cornell University
Oct 22, 2015
9 Resources
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9 Resources
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Aquantis 2.5 MW Ocean Current Generation Device Scaled Tank Test Design and Results
Aquantis 2.5 MW Ocean Current Generation Device, Tow Tank Dynamic Rig Structural Analysis Results. This is the detailed documentation for scaled device testing in a tow tank, including models, drawings, presentations, cost of energy analysis, and structural analysis. This datase...
Swales, H. et al Dehlsen Associates, LLC
Jun 03, 2015
46 Resources
0 Stars
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46 Resources
0 Stars
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Control of an AUV with deployable energy-harvesting kite
This paper examines the control of an autonomous underwater vehicle (AUV) with a deployable energy-harvesting kite for oceanographic observation and surveillance. The proposed design and control strategies specifically address objectives of achieving high-payload, long-endurance A...
Reed, J. et al North Carolina State University
Sep 02, 2019
1 Resources
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1 Resources
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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
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3 Resources
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Modeling and Performance Data for Heaving Buoy Wave Energy Converter with a Compressible Degree of Freedom (CDOF)
Modeling and performance data in Matlab data file (.mat) containing 3 structures (WEC model, simRes_sr and simRes_fix), and a pdf document describing the model, the simulations, and the analysis that has been carried out.
Bacelli, G. Sandia National Laboratories
Sep 28, 2016
2 Resources
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2 Resources
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Mapping Fracture Network Creation with Microseismicity During EGS Demonstrations
This a report for the project "Mapping Fracture Network Creation with Microseismicity During EGS Demonstrations". Effective enhanced geothermal systems (EGS) require optimal fracture networks for efficient heat transfer between hot rock and fluid. Microseismic mapping is a key too...
Templeton, D. et al Lawrence Livermore National Laboratory
Apr 18, 2014
1 Resources
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1 Resources
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Tidal Currents Turbine Parametric Study
This is an exercise in optimizing the flow through a shrouded axial turbine to have the least resistance and to have optimal output and torque and energy. In this study, different variates of the original geometry of the current turbine designed by Hydrokinetic Energy Corp. (HEC) ...
Schurtenberger, W. and Ge, Z. Hydrokinetic Energy Corp.
Jul 30, 2021
3 Resources
0 Stars
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3 Resources
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M3 Wave DMP/APEX WEC Final Technical Report
This project successfully developed methods for numerical modeling of sediment transport phenomena around rigid objects resting on or near the ocean floor. These techniques were validated with physical testing using actual sediment in a large wave tank. These methods can be applie...
Morrow, M. et al M3 Wave
May 31, 2018
1 Resources
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1 Resources
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Mapping and Assessment of the United States Ocean Wave Energy Resource
This project estimates the naturally available and technically recoverable U.S. wave energy resources, using a 51-month Wavewatch III hindcast database developed especially for this study by National Oceanographic and Atmospheric Administration's (NOAA's) National Centers for Envi...
EPRI, . National Renewable Energy Laboratory
Dec 04, 2011
2 Resources
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In curation
2 Resources
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In curation
Utah FORGE Well 16A(78)-32 Stage 1 Pressure Falloff Analysis
This is an analysis of the pressure falloff in stage 1 fracture stimulation of FORGE well 16A(78)-32. The objective of this research is to understand the information content of the well stimulation data of FORGE Well 16A(78)-32. The Stage 1 step-rate test, a variant of the classic...
Kazemi, H. et al Colorado School of Mines
Aug 04, 2022
1 Resources
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1 Resources
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