Search OEDI Data

State Estimation for advanced control of wave energy converters

A report on state estimation for advanced control of wave energy converters (WECs), with supporting data models and slides from the overview presentation. The methods discussed are intended for use to enable real-time closed loop control of WECs.

Coe, R. and Bacelli, G. Sandia National Laboratories

Apr 25, 2017
6 Resources
0 Stars
Publicly accessible

COMSOL Models and Simulation Results for Closed-Loop Geothermal Systems with Thermal Enhancements

The Closed-Loop Geothermal Working Group and the National Renewable Energy Laboratory (NREL) have studied the performance of disc-shaped and linear thermal enhancements (conductive material introduced around a wellbore) in closed-loop geothermal systems. COMSOL models were develop...

Beckers, K. et al National Renewable Energy Laboratory

Dec 15, 2023
4 Resources
0 Stars
Publicly accessible

Closed Loop Pumped Storage Hydropower Resource Assessment of the United States

The data includes a geospatial and spreadsheet representation of a resource analysis for closed loop pumped storage systems across the Continental United States, Alaska, Hawaii, and Puerto Rico. The data includes energy storage potential, water volume, distance from source to stor...

Rosenlieb, E. National Renewable Energy Laboratory

Jan 05, 2022
3 Resources
0 Stars
Publicly accessible

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
0 Stars
Publicly accessible

Testing LCM on a Large Scale for Geothermal Drilling Applications Using a Novel Experimental Setup

Rheology data obtained from flow loop tests, performed using different lost circulation materials (LCM) to study their effect on fluid rheology and wellbore hydraulics. The sealing performance of different LCM was tested using different fracture sizes. Five academic papers / repor...

Mohamed, A. et al University of Oklahoma

Apr 22, 2022
10 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

Magnetic Test Loop Particle Retention Data for REE Extraction from Geothermal Fluids

Measurements of particle extraction efficiency under various flow rate and magnetic power conditions

McGrail, P. and Liu, J. Pacific Northwest National Laboratory

Jul 27, 2018
2 Resources
0 Stars
Publicly accessible

BENEFIT with Northeastern University: HVAC Hardware-in-the-Loop Experimental Testing of Heat Pump and Air Conditioner

This dataset includes HVAC Hardware-in-the-Loop (HIL) experimental results for a single stage, SEER 16, HSPF 9.5, 3-ton single-speed air source heat pump with 15 kW of backup auxiliary heating tested in both cooling and heating mode, and a two-stage, SEER 21, 2-ton central air con...

Ramaraj and SparnNational Renewable Energy Laboratory

Sep 10, 2024
25 Resources
0 Stars
Publicly accessible

Azura Advanced Controls 1/15th Scale Wave Tank Testing

Experimental data from the wave tank test of the Advanced control systems developed by Northwest Energy Innovations (NWEI) for the Azura at the University of Maine in Orono (UMO). Summary data is included utilizing the WEC Lab Testing Content Model v2.1. All raw and processed expe...

Ling, B. Northwest Energy Innovations

Feb 02, 2018
10 Resources
0 Stars
Publicly accessible

Lost Circulation Materials in Geothermal Drilling: Thermal Degradation, Viscosity, Compression, and Flow Loop Tests

This dataset provides a set of experimental data on the performance of lost circulation materials (LCMs) used in geothermal drilling operations. It includes results from four distinct tests: thermal degradation, viscosity measurements, compression tests, and high-temperature flow ...

Kibikas, W. et al Sandia National Laboratories

Feb 01, 2022
9 Resources
0 Stars
Publicly accessible

Renewable Energy Finance Tracking Initiative 2009-2010

This dataset highlights key financing terms for U.S. renewable energy projects that closed financing between Q3 2009 and Q3 2010. Information tracked includes debt interest rates, equity returns, financial structure applied, PPA duration, and other information. This dataset comes...

Kreycik, C. National Renewable Energy Laboratory

Nov 25, 2014
7 Resources
0 Stars
In curation

Moisture Risk in Unvented Attics Due to Air Leakage Paths Minneapolis Minnesota

IBACOS completed an initial analysis of moisture damage potential in an unvented attic insulated with closed-cell spray polyurethane foam. To complete this analysis, the research team collected field data, used computational fluid dynamics to quantify the airflow rates through ind...

Rapport, A. et al Ibacos Innovation

Apr 27, 2016
6 Resources
0 Stars
Publicly accessible

Brady's Geothermal Field Distributed Temperature Sensing Data

This submission is an 8 day time history of vertical temperature measurements in Brady observation well 56-1 collected during the PoroTomo field experiment. The data was collected with a fiber-optic DTS system installed to a depth of 372 m below wellhead. DTS installation uses a d...

Patterson, J. University of Wisconsin

Mar 26, 2016
2 Resources
0 Stars
Publicly accessible

Community Geothermal: Soil Conductivity, Borehole Design, Energy Models, and Load Data for a Residential System Development Hinesburg, VT

This dataset contains materials from the Coalition for Community-Supported Affordable Geothermal Energy Systems (C2SAGES) project, which evaluated the techno-economic feasibility of a community geothermal system for a residential development in Hinesburg, VT. The dataset includes ...

Jogineedi, R. et al GTI Energy

Aug 30, 2024
56 Resources
0 Stars
Publicly accessible

Utah FORGE: Fault Shear Reactivation Experimental Data for Fluid Injection-Rate Controls on Seismic Moment

Included are experimental data recorded from shear experiments that specifically explore the link between fluid-injection rate and seismic moment resulting from shear reactivation of laboratory faults. Raw mechanical data from three experiments are included alongside corresponding...

Roseboom, M. et al Pennsylvania State University

Nov 07, 2023
6 Resources
0 Stars
Publicly accessible

Aquantis 2.5 MW Ocean Current Generation Device Design Details

Items in this submission provide the detailed design of the Aquantis Ocean Current Turbine and accompanying analysis documents, including preliminary designs, verification of design reports, CAD drawings of the hydrostatic drivetrain, a test plan and an operating conditions simula...

Banko, R. et al Dehlsen Associates, LLC

Jun 03, 2015
22 Resources
0 Stars
Publicly accessible

Update on Geothermal Direct-Use Installations in the United States

An updated database of geothermal direct-use systems in the U.S. has been compiled and analyzed, building upon the Oregon Institute of Technology (OIT) Geo-Heat Center direct-use database. Types of direct-use applications examined include hot springs resorts and pools, aquaculture...

Beckers, K. et al National Renewable Energy Laboratory

Mar 02, 2017
2 Resources
0 Stars
Publicly accessible

MBARI-WEC September and October 2022 Field Data

This data is needed to simulate a model of the MBARI-WEC (Monterey Bay Aquarium Research Institute, Wave Energy Converter device) in a simulation environment (e.g. Gazebo) for 56 observation dates in the time between September and October 2022, and to compare the simulation output...

Dizon, C. et al Oregon State University

Sep 07, 2022
5 Resources
0 Stars
Publicly accessible

The Performance House: A Cold Climate Challenge Home Old Greenwich

Working with builder partners on test homes allows for vetting of whole-house building strategies to eliminate any potential unintended consequences prior to implementing these solution packages on a production scale. To support this research, the Consortium for Advanced Residenti...

Williamson, J. et al Steven Winter Associates of the Consortium for Advanced Residential Buildings

Apr 27, 2016
4 Resources
0 Stars
Publicly accessible

Community Geothermal: Final Thermal Conductivity Test Report and Data Logs Carbondale, CO

Provided here are a final thermal conductivity test report, a drilling log, and a heat rejection log from Carbondale, CO. Also attached is a report made before drilling, which contains predictions on the hydrogeologic conditions of the drill site. The forty-eight (48.9) hour in-si...

Ewbank, G. et al Clean Energy Economy for the Region (CLEER)

Oct 20, 2023
4 Resources
0 Stars
Publicly accessible

Azura WEC 1/15th Wave Tank Test Data

Test data from the 1/15th Wave Tank Tests of the Azura performed in 2017/2018 to validate the power performance and survivability of the Azura Design developed by Northwest Energy Innovations (NWEI) planned for deployment at the US Navy's Wave Energy Test Site. Raw and processed d...

Ling, B. Northwest Energy Innovations

Feb 02, 2018
9 Resources
0 Stars
Publicly accessible

EGS Collab Experiment 2: Distributed Fiber Optic Acoustic Data (DAS)

Distributed fiber optic sensing was an important part of the monitoring system for EGS Collab Experiment #2. A single loop of custom fiber package was grouted into the four monitoring boreholes that bracketed the experiment volume. This fiber package contained two multi-mode fiber...

Rodriguez Tribaldos, V. and Hopp, C. Lawrence Berkeley National Laboratory

May 28, 2024
2 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

Control Strategies to Reduce the Energy Consumption of Central Domestic Hot Water Systems

Domestic hot water (DHW) is the second-largest energy end use in U.S. buildings; it is exceeded only by space conditioning. In this study, the U.S. Department of Energy's Building America research team Advanced Research Integrated Energy Solutions installed and tested two types o...

Dentz, J. et al The Levy Partnership, Inc Systems Building Research Alliance

Apr 27, 2016
3 Resources
0 Stars
Publicly accessible

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
Publicly accessible

1 2 3 4 5 Next >>