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Competing Use Analysis for Offshore Renewables and Subsea Cables

Demand for abundant and diverse resources in the oceans is growing, necessitating marine spatial planning. To inform development of Marine Hydrokinetic (MHK) and Offshore Wind (OSW) resources, the Department of Energy (DOE) has asked NREL to identify the competing uses areas betwe...
Best, B. and Kilcher, L. National Renewable Energy Laboratory
Aug 29, 2019
3 Resources
0 Stars
Publicly accessible

TEAMER: Tidal Currents Turbine Parametric Study Flow, Power, Torque, and Energy Optimization

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 variations 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
Publicly accessible

CalWave Reports and Plans for xWave Device Demonstration at PacWave South Site

CalWave has developed a submerged pressure differential type Wave Energy Converter (WEC) architecture called xWave. The single body device oscillates submerged, is positively buoyant, and taut moored to the sea floor and integrates novel features such as absorber submergence depth...
Boerner, T. et al CalWave Power Technologies Inc.
Feb 29, 2024
6 Resources
0 Stars
Awaiting release

Advanced TidGen Power System ORPC Public Technical Report, Device Design

Technical report for public dissemination on the design progress for the Advanced TidGen(R) Power System.
Marnagh, C. and McEntee, J. Ocean Renewable Power Company
Jun 27, 2018
1 Resources
0 Stars
Publicly accessible

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
Publicly accessible

Advanced TidGen Power System Composites Structural Testing

Seawater aging response was investigated in marine-grade glass/epoxy, glass/vinyl ester, carbon/epoxy and carbon/vinyl ester composites with respect to water uptake, interlaminar shear strength, flexural strength, tensile strength, and tensile fracture surface observations. The re...
Krumpe, A. ORPC Inc.
Jan 06, 2020
2 Resources
0 Stars
Publicly accessible

TEAMER: Additional Degree of Freedom for WEC Model

'Additional Degree of Freedom for WEC' WEC-Sim numerical model from RFTS 1 (request for technical support) TEAMER project. An increase in wave energy converter (WEC) efficiency requires not only consideration of the nonlinear effects in the WEC dynamics and the power take-off (PTO...
McCall, A. et al Dehlsen Associates, LLC
May 26, 2022
2 Resources
0 Stars
Awaiting release

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
Publicly accessible

Wave and Offshore Wind Resource in the U.S. Pacific Ocean Minor Outlying Islands

Coastal environments such as islands have unique opportunities for renewable energy resources. This work explores the wave and offshore wind energy potential for the U.S. Pacific Ocean Minor Outlying Islands, including Baker Island, Howland Island, Jarvis Island, Johnston Atoll, K...
Yang, Z. et al Pacific Northwest National Laboratory
Dec 31, 2020
30 Resources
0 Stars
Publicly accessible

TEAMER: Wave Energy Converter SIMulator (WEC-SIM) Support for an Adaptive Wave Energy Converter by Ocean Motion Technologies

Scripts from project git repo + tutorial slide deck generated for the TEAMER RFTS 1 (request for technical support) collaborative project between Ocean Motion Technologies, Inc. and Sandia National Laboratories + National Renewable Energy Laboratory. The project simulates an adapt...
Keester, A. et al Ocean Motion Technologies, Inc.
Jan 29, 2021
3 Resources
0 Stars
Awaiting release

TEAMER: Results of Investigating Structural Design Concepts and Alternative Materials for a Wave Power System

Included here are materials from a study on the design of a three-body Wave Energy Converter (WEC) utilizing a heave plate, dual Power Take Offs (PTOs), and single point mooring. A material trade study has been conducted to evaluate the effects of introducing various metallic and ...
Whitney, C. et al Cardinal Engineering
Apr 27, 2024
4 Resources
0 Stars
Awaiting release

TEAMER: Sandia and CalWave Torque Spring Assessment

Power-take-off (PTO) systems for wave energy converters (WEC) require restoring forces for efficient hydrodynamic as well as mechanical to electric power transfer. Implementation of an effective spring mechanism that can provide a restoring torque on e.g. a rotational, winch type ...
Boerner, T. et al CalWave Power Technologies Inc.
Apr 01, 2022
3 Resources
0 Stars
Awaiting release

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
0 Stars
Awaiting curation

Reference Model 5 Full Scale Geometry (RM5: Oscillating Surge Flap)

Contains the Reference Model 5 (RM5) full scale geometry files of the Oscillating Surge Flap, developed by the Reference Model Project (RMP). These full scale geometry files are saved as SolidWorks assembly, IGS, and STEP files, and require a CAD program to view. This data was gen...
Neary, V. et al Sandia National Laboratories
Sep 30, 2014
5 Resources
0 Stars
Publicly accessible

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
2 Resources
0 Stars
In curation

Co-Design of Marine Energy Converters for Autonomous Underwater Vehicle Docking and Recharging Software and Data

Software and testing data from the OH Hinsdale Wave lab for DOE-funded project on Co-Design of Marine Energy Converters for Autonomous Underwater Vehicle Docking and Recharging. This project will perform foundational research and testing to accelerate the sector-wide development a...
Hollinger, G. et al Oregon State University
Oct 26, 2022
11 Resources
0 Stars
Publicly accessible

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
0 Stars
Publicly accessible

CalWave Revised IO&M Plan CalWave Open Water Demo

Revised IO&M Plan for CalWave's open water demonstration at Scripps Institution of Oceanography for the open water demonstration to be conducted in collaboration with University of California, San Diego (UCSD) near the Scripps Institute of Oceanography (SIO) pier, in a water dept...
Petcovic, D. et al CalWave Power Technologies Inc.
Jun 02, 2020
1 Resources
0 Stars
Awaiting release

FOSWEC v2: System identification and control testing at Hinsdale Wave Research Laboratory

This report summarizes the design and execution of a wave tank test of the floating oscillating surge wave energy converter (FOSWEC) in the O.H. Hinsdale Wave Research Laboratory Directional Wave Basin at Oregon State University. This device, which uses two "flaps" that pivot abou...
Coe, R. et al Sandia National Laboratories
Feb 01, 2020
2 Resources
0 Stars
Publicly accessible

CalWave Design for PacWave Preliminary Design Phase Risk Management Plan

The project objectives for CalWave's deployment at PacWave are distinguished by the Preliminary Design Phase and the Detailed Design Phase. During the Preliminary Design Phase, the Risk Register was established to identify risks and mitigation strategies. The Risk Management Plan ...
Boerner, T. et al CalWave Power Technologies Inc.
Feb 01, 2021
2 Resources
0 Stars
Awaiting release

Advanced TidGen Power System Material Characterization Program

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

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
0 Stars
Publicly accessible

TEAMER: Supporting model output files for Environmental Compliance Framework for Floating Tidal Turbines, Cook Inlet, AK

Orbital Marine Power (Orbital) is seeking to deploy their floating tidal technology in US waters and has considered the possibility of deploying in temperate waters including the Pacific Northwest (PNW) and the Western Passage, Maine. It has become apparent that some of the most p...
Wang, T. et al Pacific Northwest National Laboratory
Mar 01, 2023
5 Resources
0 Stars
Publicly accessible

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
Publicly accessible

TidGen: Single Turbine System Mooring Design Overview for Cobscook Bay, Maine

This document summarizes the design of the Single Turbine Subsystem (STS) 2-point mooring system in Cobscook Bay, ME. The TidGen80 (TD80) is a mid-water column tidal energy device being developed by ORPC. Initial testing will utilize a previously installed Bottom Support Frame (BS...
Scott, M. Ocean Renewable Power Company
Oct 19, 2022
1 Resources
0 Stars
Awaiting release
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