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TEAMER: Electrically Engaged Undulation System for Unmanned Underwater Vehicles

This TEAMER RFTS 1 (Request for Technical Support) project supported the flume tank testing of a long range, high endurance unmanned underwater vehicle (UUV) to monitor maritime space. Today, battery-powered remotely operated vehicles (ROVs) lack the duration to make persistent, w...

Lu, K. and Datla, R. Pyro-E

Oct 01, 2021
4 Resources
0 Stars
Publicly accessible

H3 StingRAY Final Design and Technical Report

The goal of this Project was to develop a standards-compliant, fabrication-ready design of Columbia Power Technologies' (C-Power) next-generation wave energy converter (WEC), the StingRAY H3. The H3 is a design iteration of C-Power's StingRAY WEC and is intended for electrical pow...

Prudell, J. and Lenee-Bluhm, P. Columbia Power Technologies, Inc.

Sep 15, 2023
2 Resources
0 Stars
Publicly accessible

Tidal Energy Site Characterization East Forelands Alaska

During the summer field season in 2012, Benthic GeoScience Inc. (Benthic) mobilized under contract with Ocean Renewable Power Company (ORPC) in order to conduct precise geospatial measurements of the seafloor accomplishing a preliminary Site Characterization Study for the ORPC Eas...

Worthington, M. National Renewable Energy Laboratory

Apr 01, 2013
2 Resources
0 Stars
Curated

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

RivGen Deployment Control System Specifications and Models, Igiugig, AK

Control System simulation models, case studies, and processing codes for analyzing field data. Raw data files included from VFD and SCADA. MatLab and Simulink are required to open some data files and all model files.

Forbush, D. et al Ocean Renewable Power Company

Mar 21, 2016
2 Resources
0 Stars
Publicly accessible

M3 Wave DMP/APEX WEC Downselected System Overviews

In 2014, open water testing revealed that sediment scour around and under the device was significant and likely interrupted operations. To explore methods to mitigate this phenomenon, M3 developed a number of alternate concepts as detailed in concept sketches. This submission incl...

Morrow, M. and Delos-Reyes, M. M3 Wave

Sep 29, 2017
1 Resources
0 Stars
Publicly accessible

Kvichak River RISEC Project Resource Reconnaissance and Physical Characterization, Igiugig, AK

During the summer and fall of 2011 TerraSond Ltd. (TerraSond) completed a bathymetric survey and hydrokinetic energy assessment of the Kvichak River at Igiugig, Alaska. The purpose of this work was to characterize the initial site conditions for the design and installation of a hy...

McEntee, J. Ocean Renewable Power Company

Oct 01, 2015
2 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

Accelerated Lifetime Testing of Main Shaft Seals for Tidal Turbine Rotors

The lifetime assessment experimental platform described in this report is specifically designed for testing the low-speed main shaft seal for Verdant Power's (Verdant Power Inc., New York, New York) fifth-generation (Gen5) underwater power generation turbine. This project is joint...

Murray, R. et al National Renewable Energy Laboratory

Jul 01, 2024
1 Resources
0 Stars
Curated

MASK2B Initial Results from Wave Tank Test of Closed-Loop WEC Control

This dataset covers the MASK2B wave tank experiment focused on a more complete study of one degree of freedom (1DOF) control of the WEC was considered, including maximization of electrical power, multi-objective performance mapping, and implementation of a novel predictionless con...

Coe, R. et al Sandia National Laboratories

May 25, 2018
3 Resources
0 Stars
Publicly accessible

StingRAY Structural Optimization Final Technical Report

The overall project objective is to materially decrease the leveled cost of energy (LCOE) of the Columbia Power (CPower) StingRAY utility-scale wave energy converter (WEC). This will be achieved by reducing structural material and manufacturing costs and increasing energy output. ...

Lenee-Bluhm, P. Columbia Power Technologies, Inc.

Aug 05, 2020
2 Resources
0 Stars
Publicly accessible

Geometric, structural, and control co-design for undersea kites

Focusing on a marine hydrokinetic energy application, this paper presents a combined geometric, structural, and control co-design framework for optimizing the performance of energy-harvesting kites subject to structural constraints. While energy-harvesting kites can offer more tha...

Vermillion, C. et al North Carolina State University

Sep 14, 2020
1 Resources
0 Stars
Publicly accessible

CalWave xWave Device, Non-Commercially Sensitive Project Report

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...

Lehmann, M. and Davidson, R. CalWave Power Technologies Inc.

Feb 29, 2024
1 Resources
0 Stars
Publicly accessible

UNH TDP Concurrent Measurements of Inflow, Power Performance, and Loads for a Grid-Synchronized Vertical Axis Cross-Flow Turbine Operating in a Tidal Estuary

This data was collected between October 12 and December 15 of 2021 at the University of New Hampshire (UNH) and Atlantic Marine Energy Center (AMEC) turbine deployment platform (TDP). This data set includes over 29 days of grid connected turbine operation during this 65 day time f...

Wosnik, M. et al National Renewable Energy Laboratory

Dec 21, 2021
30 Resources
0 Stars
Publicly accessible

StingRAY Structural Optimization Final Technical Report Appendices

The protected data appendices to the public Final Technical Report. The overall project objective is to materially decrease the leveled cost of energy (LCOE) of the Columbia Power (CPower) StingRAY utility-scale wave energy converter (WEC). This will be achieved by reducing stru...

Lenee-Bluhm, P. Columbia Power Technologies, Inc.

Aug 05, 2020
16 Resources
0 Stars
Awaiting release

In-Situ Blade Strain Measurements of a Crossflow Turbine Operating in a Tidal Flow

This data was collected between October 25 and December 12 of 2022 at the University of New Hampshire (UNH) and Atlantic Marine Energy Center (AMEC) turbine deployment platform (TDP). The priority of this measurement campaign was to collect blade strain data from a crossflow turbi...

Bharath, A. et al National Renewable Energy Laboratory

Dec 16, 2022
15 Resources
0 Stars
Awaiting curation

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
Curated

HERO WEC 2024 Electrical Configuration Deployment Data

The following submission includes raw and processed electrical configuration deployment data from the in water deployment of NREL's Hydraulic and Electric Reverse Osmosis Wave Energy Converter (HERO WEC), in the form of parquet files, TDMS files, CSV files, bag files, and MATLAB w...

Jenne, S. et al National Renewable Energy Laboratory

Apr 18, 2024
16 Resources
0 Stars
Curated

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

Boerner, T. et al CalWave Power Technologies Inc.

Feb 29, 2024
6 Resources
0 Stars
Awaiting release

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
0 Stars
Publicly accessible

TEAMER: Experimental performance characterization of a shrouded axial-flow turbine

Sitkana has developed a shrouded hydrokinetic turbine with a modular, low-cost design that can be scaled to meet the needs of remote communities. With technical support from the University of Washington, Sitkana sought to experimentally characterize the mechanical power and struct...

McMullan, L. et al University of Washington

Oct 20, 2023
2 Resources
0 Stars
Publicly accessible

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

Optimization of Marine Energy Conversion Systems Through Modeling, Optimization, and CHIL Validation

The work aims to achieve optimal tidal energy conversion through a comprehensive approach of modeling, optimization, and control hardware-in-the-loop (CHIL) validation. By developing accurate models and employing optimization techniques, it seeks to identify efficient system confi...

Luo, F. et al Stony Brook University

Jul 17, 2023
6 Resources
0 Stars
Publicly accessible

Wave Energy Prize 1/20th Testing RTI Wave Power Oscillating Wave Surge Converter

Data from the 1/20th scale testing data completed on the Wave Energy Prize for the RTI Wave Power team, including the 1/20th Test Plan, raw test data, video, photos, and data analysis results. The top level objective of the 1/20th scale device testing is to obtain the necessary m...

Scharmen, W. Ricardo Detroit Technical Center

Sep 30, 2016
40 Resources
0 Stars
Publicly accessible

Wave Energy Prize 1/20th Testing CalWave Submerged Pressure Differential WEC

Data from the 1/20th scale testing data completed on the Wave Energy Prize for the CalWave Power Technologies team, including the 1/20th scale test plan, raw test data, video, photos, and data analysis results. The top level objective of the 1/20th scale device testing is to obta...