Browsing Marine Energy Technology Symposium by Issue Date
Now showing items 1-20 of 50
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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 ... -
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 ... -
Determining the Spatial Coherence of Turbulence at MHK Sites
(2014-04)Although turbulence is thought to be a key variable in the performance and survivability of Marine Hydrokinetic turbines, it has not been fully characterized at sites where they will be deployed. In particular, the ... -
Development of an Adaptable Monitoring Package for Marine Renewable Energy Projects Part I: Conceptual Design and Operation
(2014-04)The Adaptable Monitoring Package (AMP), along with a remotely operated vehicle (ROV) and custom tool skid, is being developed to support near-field (≤10 meters) monitoring of hydrokinetic energy converters. The AMP is ... -
Fatigue Life Distribution for a Simple Wave Energy Converter
(2014-04)Fatigue is known to be a dominant failure mode for systems subjected to wave loading. A time domain simulation of loading on a simple Wave Energy Converter (WEC) was used to develop the distribution of fatigue failures ... -
Reynolds Number Dependence of Cross-Flow Turbine Performance and Near-Wake Characteristics
(2014-04)Minimizing wake losses in wind or marine hydrokinetic (MHK) turbine arrays is a crucial design consideration, as it has a large impact on overall energy production. To understand and mitigate these losses, interactions ... -
Model Predictive and Integral Error Tracking Control of a Vertical Axis Pendulum Wave Energy Converter
(2014-04)By actively controlling the rotation of its pendulum, a vertical axis pendulum wave energy converter can generate significantly more net electricity from ocean waves than what would otherwise be possible through a passively ... -
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 ... -
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 ... -
Initial Characterization of the Wave Resource at Several High Energy U.S. Sites
(2014-04)Wave energy resource characterization efforts are critical for developing knowledge of the physical conditions experienced by wave energy converter (WEC) devices and arrays. Developers are lacking a consistent characterization ... -
Wave Periods and the Calculation of Wave Power
(2014-04)An informed, and accurate, characterization of the wave energy resource is an essential aspect selection of suitable sites for the first commercial installations of wave energy converters. This paper describes a detailed ... -
A Framework for Optimizing the Placement of Current Energy Converters
(2014-04)This study investigates the potential environmental impacts and performance of a small array of tidal energy converters (TECs) in Cobscook Bay, ME; TECs are a subset of current energy converters (CECs) that are specifically ... -
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 ... -
Spatio-Temporal Resolution of Different Flow Measurement Techniques for Marine Renewable Energy Applications
(2014-04)Marine hydrokinetic (MHK) energy conversion devices are subject to a wide range of turbulent scales, either due to upstream bathymetry, obstacles and waves, or from wakes of upstream devices in array configurations. The ... -
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 ... -
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 ... -
Development and Demonstration of The WEC-Sim Wave Energy Converter Simulation Tool
(2014-04)The National Renewable Energy Laboratory (NREL) and Sandia National Laboratories (SNL) have developed WEC-Sim to provide the wave energy converter (WEC) design community with an open-source simulation tool. WEC-Sim models ... -
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 ... -
Development of an Adaptable Monitoring Package for Marine Renewable Energy Projects Part II: Hydrodynamic Performance
(2014-04)The Adaptable Monitoring Package (AMP), along with a remotely operated vehicle (ROV) and custom tool skid, is being developed to support near-field (≤10 meters) monitoring of hydrokinetic energy converters. The AMP is ...
