Search MHK Data
Showing results 251 - 275 of 414.
Show
results per page.
Order by:
Available Now:
Technologies
Topics
Signature Projects
Collection Method
Data Type
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
11 Resources
0 Stars
Publicly accessible
TEAMER: DAISY Variant and Tether Tests, Admirality Inlet, WA
Acoustic data and metadata from Drifting Acoustic Instrumentation SYstem (DAISY) testing in Admiralty Inlet (connecting Puget Sound to the Strait of San Juan de Fuca) in July 2022. Tests focused on occurrences of flow noise for three hydrophone package variants and on the potentia...
Crisp, C. et al University of Washington
Jul 14, 2022
6 Resources
0 Stars
Publicly accessible
6 Resources
0 Stars
Publicly accessible
Design Specifications for Manufacturer for the HydroAir Power Take Off System
Includes Design Specs for Manufacturer, PTO Weight, PTO Dimensions, Turbine (Rotor and Ductwork) Design, CAD Drawings of the turbine and rotor, List of components and weights, Materials Used, Generator, List of components and weights, Structural Design, CAD drawings of the structu...
Natanzi, S. and Hall, R. Siemens Government Technologies, Inc.
Oct 02, 2020
1 Resources
0 Stars
Awaiting release
1 Resources
0 Stars
Awaiting release
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
4 Resources
0 Stars
Publicly accessible
Triton Field Trials (TFiT) underwater noise University of New Hampshire Living Bridge turbine Processed Data
In July 2021, a commercial-off-the-shelf hydrophone was deployed in a free-drifting configuration to measure underwater acoustic emissions and characterize a 25 kW-rated tidal turbine at the University of New Hampshire's Living Bridge Project in Portsmouth, New Hampshire. Sampling...
Haxel, J. et al Pacific Northwest National Laboratory
Jul 21, 2021
6 Resources
0 Stars
Publicly accessible
6 Resources
0 Stars
Publicly accessible
TEAMER: xWave Real Time IMU Optimization for Advanced Controls
CalWave is developing a wave energy converter (WEC) called xWave that operates fully submerged and is classified as a type of submerged pressure differential WEC. As ocean waves pass over the submerged wave buoy, a pressure differential is created, exciting the absorber in multipl...
Spinneken, J. and Boerner, T. CalWave Power Technologies Inc.
Apr 18, 2023
2 Resources
0 Stars
Awaiting release
2 Resources
0 Stars
Awaiting release
Translated System Requirements into PTO Design Requirements (in addition to Component-level metrics) for the HydroAir Power Take Off System
Includes Maximum Cost, Critical Dimensions and Weights, Damping Curve, Rotor Speed Profile Changes, Mechanical Power for a given pressure and airflow, Turbine rpm range and power, Generator input torque, Torque speed curves/profile, Generated electrical power for given input torqu...
Natanzi, S. and Hall, R. Siemens Government Technologies, Inc.
Oct 02, 2020
1 Resources
0 Stars
Awaiting release
1 Resources
0 Stars
Awaiting release
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
Publicly accessible
1 Resources
0 Stars
Publicly accessible
TEAMER: Initial Testing of Wave Energy-Powered UV-C LED Anti-Biofouling System, Post-Access Report, 3newable LLC
Biofouling severely limits the quality of data coming from buoy-mounted sensors. 3newable is co-developing a unique solution to the biofouling problem together with the Ocean Observatories Initiative (OOI) at WHOI to design and build a buoy-mounted WEC as an integrated power sourc...
Minsky, M. et al 3newable LLC
Sep 20, 2022
2 Resources
0 Stars
Publicly accessible
2 Resources
0 Stars
Publicly accessible
Development of Classification Systems for Wave Energy Resources and WEC Technologies
The submission includes wave resource classification reports, summary of classification statistics and regional trends, and data files with classification statistics for selected sites for extreme significant wave height. Two conference papers were uploaded that include classifica...
Neary, V. et al Sandia National Laboratories
Jun 30, 2017
5 Resources
0 Stars
Publicly accessible
5 Resources
0 Stars
Publicly accessible
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
5 Resources
0 Stars
Publicly accessible
ALFA Shared Autonomy Manipulation Data with a Seabotix vLBV300
This report outlines marine field demonstrations for manipulation tasks with a semi-Autonomous Underwater Vehicle (sAUV). The vehicle is built off a Seabotix vLBV300 platform with custom software interfacing it with the Robot Operating System (ROS). The vehicle utilizes an inertia...
Hollinger, G. and Lawrance, N. Oregon State University
Jun 19, 2017
2 Resources
0 Stars
Publicly accessible
2 Resources
0 Stars
Publicly accessible
Simulink Model of a New Energy EVG-005 5kW Hydropower Turbine
Simulink model for a New Energy 5kW hydropower turbine.
ADCP data ("ds_streamwise_7_13.nc") and DC voltage, DC current, and rotor rotation observed from the New Energy EVG-005 Current Energy Converter (CEC) ("electrical_7_13_10ohms.nc") were collected at the Tanana River Test Sit...
Browning, E. et al University of Alaska Fairbanks
Jul 13, 2023
2 Resources
0 Stars
Publicly accessible
2 Resources
0 Stars
Publicly accessible
RITE Gen5 KHPS Performance Period A
Includes Kinetic Hydropower System (KHPS) Turbine performance data from the RITE Gen5 KHPS turbine at the 5 meter size. This data was collected over Period A which was a 39 day span ending on 11/12/2021. This data was collected under the European Marine Energy Centre (EMEC) power ...
Colby, J. et al Verdant Power Inc.
Nov 12, 2021
1 Resources
0 Stars
Awaiting release
1 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
1 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
3 Resources
0 Stars
Publicly accessible
Modeling the Integration of Marine Energy into Microgrids Wave Resource Assessment
This submission has wave resource assessments which were conducted for six locations based on IEC requirements using the DOE WPTO Hindcast data and MHKiT. The locations are chosen to provide varying wave climates and include PacWave South, OR; Wave Energy Testing Site (WETS), HI; ...
Mankle, H. and Robertson, B. University of Alaska Fairbanks
Jan 19, 2023
9 Resources
0 Stars
Publicly accessible
9 Resources
0 Stars
Publicly accessible
Triton Field Trials Changes in Habitat 360-degree Underwater Videos
This dataset contains the underwater 360-degree video files recorded with a Boxfish 360 camera in La Jolla, CA, near a gravity base anchor of the CalWave xWave wave energy converter in December 2021 over three days, at dawn, noon, and dusk. It was generated to test the ability of ...
Hemery, L. et al Pacific Northwest National Laboratory
Nov 30, 2021
10 Resources
0 Stars
Publicly accessible
10 Resources
0 Stars
Publicly accessible
Stage 2 Full-Scale Rotary 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). This project will benefit MHK device developers by providing an MHK PTO that overcomes the reliability concerns of the mechanical gears...
Bird, J. Portland State University
Jul 30, 2021
4 Resources
0 Stars
Awaiting release
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
3 Resources
0 Stars
Awaiting release
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
Publicly accessible
2 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
5 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
2 Resources
0 Stars
Publicly accessible
ALFA Coupled Computational Fluid Dynamics/Discrete Element Method Modeling System
The HDIS/COUPi discrete element method modeling system was used to simulate the interaction between various debris and the Research Debris Diversion Platform (RDDP)
DUVOY, P. University of Alaska Fairbanks
Nov 29, 2016
11 Resources
0 Stars
Publicly accessible
11 Resources
0 Stars
Publicly accessible
Tidal Current Cross-flow Turbine Wake ADV and PIV Data
Measurements in the wake of a high-solidity cross-flow turbine in a laboratory flume obtained using Acoustic Doppler Velocimetry and Particle Image Velocimetry for the purposes of characterizing the turbine wake and comparing the methods.
Polagye, B. University of Washington
Dec 06, 2016
6 Resources
1 Stars
Publicly accessible
6 Resources
1 Stars
Publicly accessible