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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
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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
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Friends Center Building, Philadelphia, Pennsylvania

The data from the Friends Center Building in Philadelphia, Pennsylvania, come from a one-year study of 24 U.S. office occupants. These office occupants recorded a set of possible drivers of personal comfort and behavior over time by completing online daily surveys, which provided ...

Langevin, J. and Luo, N. Building Technologies Office (BTO)

Feb 22, 2022
1 Resources
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Friends Center Building, Philadelphia, Pennsylvania

The data from the Friends Center Building in Philadelphia, Pennsylvania, come from a one-year study of 24 U.S. office occupants. These office occupants recorded a set of possible drivers of personal comfort and behavior over time by completing online daily surveys, which provided ...

Langevin, J. and Luo, N. Building Technologies Office (BTO)

Mar 13, 2022
1 Resources
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Friends Center Building, Philadelphia, Pennsylvania

The data from the Friends Center Building in Philadelphia, Pennsylvania, come from a one-year study of 24 U.S. office occupants. These office occupants recorded a set of possible drivers of personal comfort and behavior over time by completing online daily surveys, which provided ...

Langevin, J. and Luo, N. Building Technologies Office (BTO)

Jul 28, 2021
1 Resources
0 Stars
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Friends Center Building, Philadelphia, Pennsylvania

The data from the Friends Center Building in Philadelphia, Pennsylvania, come from a one-year study of 24 U.S. office occupants. These office occupants recorded a set of possible drivers of personal comfort and behavior over time by completing online daily surveys, which provided ...

Langevin, J. and Luo, N. Building Technologies Office (BTO)

Nov 01, 2021
1 Resources
0 Stars
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Friends Center Building, Philadelphia, Pennsylvania

The data from the Friends Center Building in Philadelphia, Pennsylvania, come from a one-year study of 24 U.S. office occupants. These office occupants recorded a set of possible drivers of personal comfort and behavior over time by completing online daily surveys, which provided ...

Langevin, J. and Luo, N. Building Technologies Office (BTO)

Nov 03, 2021
1 Resources
0 Stars
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Preliminary performance of HT Datalink

Preliminary performance of high-temperature (HT) high-speed (HS) data link at room temperature over 5000 ft of wireline. The data shows ability of the data link to adapt by decreasing speed.

Cieslewski, G. Sandia National Laboratories

Feb 11, 2014
1 Resources
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Occupant Behavior in Commercial Buildings: Synthetic Population, Co-Simulation with EnergyPlus and Agent Based Modeling

This technical manual serves as an outline of three separate research projects related to building energy performance modeling of occupant behavior, conducted at the Rutgers Center for Green Building (RCGB): a Synthetic Population project, a Co-Simulation of Synthetic Population w...

Andrews, C. National Renewable Energy Laboratory

Apr 26, 2016
1 Resources
0 Stars
In curation

Simulating Complex Fracture Systems in Geothermal Reservoirs Using an Explicitly Coupled Hydro-Geomechanical Model

Low permeability geothermal reservoirs can be stimulated by hydraulic fracturing to create Enhanced (or Engineered) Geothermal Systems (EGS) with higher permeability and improved heat transfer to increase heat production. In this paper, we document our effort to develop a numerica...

Carrigan, C. et al Lawrence Livermore National Laboratory

Jan 01, 2011
2 Resources
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Investigation of Stimulation-Response Relationships for Complex Fracture Systems in Enhanced Geothermal Reservoirs

Hydraulic fracturing is currently the primary method for stimulating low-permeability geothermal reservoirs and creating Enhanced (or Engineered) Geothermal Systems (EGS) with improved permeability and heat production efficiency. Complex natural fracture systems usually exist in ...

Fu, P. et al Lawrence Livermore National Laboratory

Jan 01, 2011
2 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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Advanced TidGen Power System Control and SCADA System

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
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Spooling control design for flight optimization of tethered tidal kites

This submission includes three peer-reviewed (under review) papers from the researchers at North Carolina State University presenting different control-based techniques to maximize the efficiency and robustness of a tethered energy-harvesting kite. Below are the abstracts of each ...

Daniels, J. et al North Carolina State University

Sep 16, 2019
3 Resources
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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
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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
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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
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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
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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
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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
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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
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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
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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
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NAWI Seedling Project: Foundational Control Methods for Water Treatment Systems Online Actuator and Sensor Data

This repository contains online actuator and sensor data and associated meta-data collected during the NAWI-funded seedling project with title: Foundational Control Methods for Water Treatment Systems. For detailed information on each dataset, please check the README included there.

Villez, K. et al Oak Ridge National Laboratory

Jan 01, 2020
7 Resources
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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
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