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Holistic Control Embedded PTO Development Target Performance Metrics Definitions

Collection of Power Take-Off (PTO), Power Conversion Chain (PCC), and relevant device metrics to be used for performance assessment of the Control co-designed PTO including brief summary of literature, baseline, and target metrics values.

Boerner, T. et al CalWave Power Technologies Inc.

Jul 30, 2019
1 Resources
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HydroAir Power Take Off Combined Design Report

The submission is the combined design report for the HydroAir Power Take Off (PTO). CAD drawings, circuit diagrams, design report, test plan, technical specifications and data sheets are included for the Main and auxiliary control cabinets and three-phase-synchronous-motor with a ...

Pearson, G. et al Dresser-Rand Company

Jun 26, 2015
15 Resources
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Laboratory Experiments for Highly Nonlinear WEC-Wave Conditions

This document describes the experiments carried out in December 2019 and February-March 2020 in the Directional Wave Basin at the O.H. Hinsdale Wave Research Laboratory, Oregon State University. Regular and irregular waves were generated in the absence and presence of a WEC, inclu...

Robertson, B. et al Oregon State University

Apr 30, 2020
1 Resources
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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
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CalWave Tank Testing Lir Deep Ocean Basin

Experimental tank testing report for CalWave's 1:20 & 1:30 scale prototype testing at the Lir National Ocean Test Facility in Ireland. Testing was completed in January 2018. Test report includes description of the scaled prototype, primary testing objectives, instrumentation and b...

Boerner, T. CalWave Power Technologies Inc.

Jan 15, 2018
1 Resources
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Advanced WEC Dynamics and Controls, Test 1

Numerous studies have shown that advanced control of a wave energy converter's (WEC's) power take off (PTO) can provide significant increases (on the order of 200-300%) in WEC energy absorption. Transitioning these control approaches from simplified paper studies to application in...

Coe, R. Sandia National Laboratories

Feb 26, 2016
3 Resources
0 Stars
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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
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TEAMER: Experimental Characterization of a Laboratory-Scaled Oscillating Surge Wave Energy Converter

This data is a result of an experimental campaign to characterize the hydrodynamics and performance of a laboratory-scale oscillating surge wave energy converter (OSWEC). The device was 85 cm wide, 1.4 meters tall, and 14 cm thick and was tested in the Sea Wave Environmental Lab (...

Lydon, B. et al University of Washington

Apr 05, 2024
9 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
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TEAMER: Experimental Validation and Analysis of Deep Reinforcement Learning Control for Wave Energy Converters

Through this TEAMER project, Michigan Technological University (MTU) collaborated with Oregon State University (OSU) to test the performance of a Deep Reinforcement Learning (DRL) control in the wave tank. Unlike model-based controls, DRL control is model-free and can directly max...

Zou, S. et al Michigan Technological University

Mar 07, 2025
7 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
0 Stars
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LandRAY PTO Test Plans with NREL NWTC 5 MW Dynamometer

The overarching project objective is to demonstrate the feasibility of using an innovative PowerTake-Off (PTO) Module in Columbia Power's utility-scale wave energy converter (WEC). The PTO Module uniquely combines a large-diameter, direct-drive, rotary permanent magnet generator; ...

Prudell, J. et al Columbia Power Technologies, Inc.

Feb 29, 2016
5 Resources
0 Stars
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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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CalWave Open Water Demo Budget Period 1 Reports

The objective of the project is to advance the Technology Readiness Level (TRL) of the Wave Energy Converter (WEC) developed by CalWave Wave Power Technologies Inc (CalWave) through advanced numerical simulations, dynamic hardware tests, and ultimately a scaled open water demonstr...

Boerner, T. et al CalWave Power Technologies Inc.

Jun 03, 2019
8 Resources
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TEAMER: AquaHarmonics High Fidelity WEC Sim PTO and Control Model Validation, Sim Model

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
6 Resources
0 Stars
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CalWave Open Water Demonstration PTO Belt Assessment & Test Report Public

PTO (Power Take-Off) belt test and analysis report conducted under CalWave's Open Water Demonstration Award EE0008097 Belt Tradeoffs for Winch PTO. The report tests two types of belts: a high modulus polyethylene (HMPE) woven fiber belt and a steel cable polyurethane belt. The goa...

Kojimoto, N. and Boerner, T. CalWave Power Technologies Inc.

May 28, 2021
1 Resources
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TEAMER: Advanced Wave-to-Wire OWC model in WEC-Sim

Accurate numerical models are crucial for the development of wave energy converter (WEC) technologies, providing the means for power production and lifetime assessment, site selection, and design of mooring lines, PTO systems and controllers, among other aspects. This project aims...

Peñalba, M. et al Mondragon Goi Eskola Politeknikoa

Dec 20, 2024
5 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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MASK4 Test Campaign for Sandia WaveBot Device Dataset

This data and report details the findings from a wave tank test focused on production of useful work of a wave energy converter (WEC) device. The experimental system and test were specifically designed to validate models for power transmission throughout the WEC system. Additional...

Forbush, D. et al Sandia National Laboratories

Dec 25, 2023
5 Resources
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TEAMER: FOSWEC Mooring Modeling and Analysis, Post Access Report and Data

Floating oscillating surge wave energy converters (FOSWECs) offer several advantages over bottom-hinged oscillating surge wave energy converters, including large wave potential at deep-water sites with fewer permitting and environmental concerns outside territorial waters. As a te...

Housner, S. et al Virginia Tech

Jun 14, 2022
10 Resources
0 Stars
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LandRAY PTO Testing Utilizing the NREL NWTC 5MW Dynamometer

Lenee-Bluhm, P. and Rhinefrank, K. Columbia Power Technologies, Inc.

Jun 13, 2016
3 Resources
0 Stars
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Direct-Drive Electrical Generator and PTO System for Flap-type Wave Energy Converters

Project and generator specifications and initial prototype test data for flap-type wave energy converters (WEC)

Englebretson, S. ABB Inc.

Mar 20, 2015
2 Resources
0 Stars
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StingRAY Failure Mode, Effects and Criticality Analysis: WEC Risk Registers

Analysis method to systematically identify all potential failure modes and their effects on the Stingray WEC system. This analysis is incorporated early in the development cycle such that the mitigation of the identified failure modes can be achieved cost effectively and efficient...

Rhinefrank, K. Columbia Power Technologies, Inc.

Jul 25, 2016
18 Resources
0 Stars
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SeaRAY WEC Preliminary Design and Test Planning

The SeaRAY is a deployable power system for maritime sensors, monitoring equipment, communications, unmanned underwater vehicles, and other similar payloads. This project is to design, deliver, and test a prototype low-power WEC that lowers the total cost of ownership and provides...

Hammagren, E. et al Columbia Power Technologies, Inc.

May 18, 2020
4 Resources
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CalWave Device Behavior in Different Sea States from Scaled Tank Testing

This submission contains a summary of tank test derived WEC device behavior in different irregular sea states. CalWave sought to conduct experimental tank testing of scaled prototype units early on in the design process to obtain a first estimation of device performance for sea ...

Boerner, T. and Murray, B. CalWave Power Technologies Inc.

Mar 30, 2018
1 Resources
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