Browsing Marine Energy Technology Symposium by Issue Date
Now showing items 1-20 of 50
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Dynamic Modelling of Compliant-Moored Submerged Systems with Applications to Marine Energy Converters
(2014-04)This paper presents a full‐range‐of‐motion numerical model of the dynamic characteristics of compliant‐moored submerged systems in unsteady fluid flow using a first‐principles approach. The program, implemented using the ... -
Further Development of SNL‐Swan, a Validated Wave Energy Converter
(2014-04)Commercialization of wave energy will lead to the necessary deployment of Wave Energy Converters (WECs) in arrays, or wave farms. In order for projects in the United States to be approved, regulatory agencies must perform ... -
Field Measurement Test Plan to Determine Effects of Hydrokinetic Turbine Deployment on Canal Test Site in Yakima, WA, USA
(2014-04)The primary goal of the Department of Energy’s Water Power Program is to efficiently develop and utilize the country’s marine hydrokinetic (MHK) and conventional hydropower (CH) resources. The program has recently identified ... -
A Methodology for Wave-to-Wire WEC Simulations
(2014-04)This paper looks at the methodology of building a full wave-to-wire WEC (Wave Energy Convertor) simulation and presents examples of its use for a variety of different types of WEC. Wave resource information from the West ... -
Scaling of Spatial and Temporal Biological Variability at Marine Renewable Energy Sites
(2014-04)Baseline characterization of fish and macrozooplankton is required for marine renewable energy (MRE) site developments such as offshore wind, surface wave, and tidal power. Baseline measurements typically cover a small ... -
Experimental Study of Tribological Performance of Bearing-Seal Assembly of Hydrokinetic Devices in Sedimented Water
(2014-04)In this study, wear of polymer and ceramic coated bearings for use in hydrokinetic devices were investigated in sedimented water under the loading conditions similar to those expected in the field using a customized flume. ... -
CACTUS Open Source Code for Hydrokinetic Turbine Design and Analysis: Model Performance Evaluation and Public Dissemination as Open Source Design Tool
(2014-04)Sandia National Laboratories recently released an open source code for design and analysis of axial‐flow and cross‐flow marine and hydrokinetic (MHK) turbines, CACTUS (Code for Axial and Cross‐flow TUrbine Simulation), and ... -
Development of a Driving Electric Dynamometer Rotor Emulator for MHK In‐Stream Turbines
(2014-04)As marine and hydrokinetic (MHK) technologies which convert the flow of fluid into useful electrical power are developed, it is desirable to simulate drivetrain performance and refine control strategies in a laboratory ... -
Evaluation of Hycom as a Tool for Ocean Current Energy Assessment
(2014-04)This paper provides a global ocean circulation model based world-wide assessment of two flow characteristics and presents a direct comparison between model based predictions and in situ measurements in two regions. Four ... -
Simulation of Hydrokinetic Turbines in Turbulent Flow Using Vortex Particle Methods
(2014-04)This work presents the development of computational models that capture vorticity generation and turbulent diffusion within wind and hydrokinetic turbine farms. The use of vortex methods is examined as an alternative for ... -
Model Validation Using Experimental Measurements from the Garfield Thomas Water Tunnel at the Applied Research Laboratory (ARL) at Penn State University
(2014-04)This paper describes the development of a high‐fidelity computational fluid dynamics (CFD) model of a three‐blade horizontal axis current turbine. The CFD model was developed using STAR‐CCM+ and solves the Reynolds‐Averaged ... -
Methodology for Design and Economic Analysis of Marine Energy Conversion (MEC) Technologies
(2014-04)This paper presents results of the Reference Model Project (RMP), which began five years ago to facilitate Marine Energy Conversion (MEC) technology development and market acceleration. The four Reference Models presented ... -
Externally Bonded FBG Strain Sensors Structural Health Monitoring of Marine Hydrokinetic Structures
(2014-04)To reduce operations and maintenance costs, mitigate failures, and improve capacity factor, structural health‐monitoring systems can provide key information to improve management of marine hydrokinetic devices. While present ... -
Hydrokinetic Turbines at High Blockage Ratio
(2014-04)This study investigates the possibility of using hydrokinetic turbines for both power generation and flow control, with the potential to replace some of the sluice gates in constructed channels. Theoretical and numerical ... -
Analysis and Proof‐of‐Concept Experiment of Liquid‐Piston Compression for Ocean Compressed Air Energy Storage (OCAES) System
(2014-04)An analysis and a proof‐of‐concept experiment of liquid‐piston compression were conducted for a table‐top Ocean Compressed Air Energy Storage (OCAES) prototype. A singlecylinder‐ type piston surrounded by water was modeled ... -
Design and Initial Component Tests of an integrated Avian and Bat Collision Detection System for Offshore Wind Turbines
(2014-04)We describe the development and initial testing of a multi‐sensor instrumentation package capable of detecting avian and bat interactions with offshore wind turbines. The system design emphasizes the ability to detect ... -
Modeling Impacts of Energy Extraction from the Gulf Stream System
(2014-04)Ocean currents are an attractive source of clean energy due to their inherent reliability, persistence and sustainability. The Gulf Stream system, particularly the Florida Current, is of interest as a potential energy ... -
Ocean Stream Power Generation: Unlocking a Source of Vast, Continuous, Renewable Energy
(2014-04)This paper presents the challenges of harnessing the immense continuous kinetic energy of the flowing ocean currents. This kinetic energy has been known for centuries, but to date, no economical installation has been ... -
Tidal Distortion as Pertains to Hydrokinetic Turbine Selection and Resource Assessment
(2014-04)Synthetic M2 and M4 velocity signals with differing relative phase, are quantified by the statistical parameters skewness and asymmetry, to observe the effect of tidal distortion on available and technical energy for ... -
Ocean Power Technologies Powerbuoy®: System‐Level Design, Development and Validation Methodology
(2014-04)In this paper the authors will describe a system‐level, multi‐physics based development of PowerBuoy® products at Ocean Power Technologies (OPT). The PowerBuoy is a moored system which extracts useful electrical power from ...
