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- Conference Paper:
Keysan et al.
… C-GEN is a new topology of direct-drive permanent magnet generator being developed at University of Edinburgh. The main benefits are reduced overall system mass and ease of manufacturing, due to …
- Conference Paper:
Viola et al.
… could be achieved through blades that passively and elastically adapt their camber and angle of attack to counteract unsteady flow conditions. Firstly, we discuss the underlying principles of unsteady thrust mitigation. We show that complete cancellation of the thrust fluctuations would be possible if every blade section could pitch passively and …
- Conference Paper:
Draycott et al.
… —Wave buoys are used extensively for the characterisation of deployment locations for offshore technologies, where they are subjected to currents in … that the measurements from wave buoys are affected by these currents, but the majority of deployed buoys cannot measure, or account for, this effect. Presented here are a series of experiments conducted at the FloWave Ocean Energy Research Facility, deploying a spherical …
- Conference Paper:
McDowell et al.
… Understanding and incorporating these MetOcean site characteristics into the initial stages of a feasibility study, will increase the accuracy of economic viability predictions. A more comprehensive approach will assist in building investor … previously overlooked or unknown lifetime costs can be estimated and included in the choice of ultimate deployment location. Freely available astronomic, bathymetric and meteorological data …
- Conference Paper:
Clark et al.
… loads (DELs) for a PTO given three hull shapes (a cylinder, a sphere, and a barge), two sets of metocean conditions (from the center of the North Sea and off the west coast of Norway), and two float motions (heave and surge). Results indicate that hull geometry has a …
- Conference Paper:
Vogler and Venugopal
… The Outer Hebrides of Scotland were identified as an area with a high wave power resource of 42.4kW/m. The Outer Hebrides of Scotland are currently targeted by a range of developers for demonstration and commercial …
- Conference Paper:
Lomonaco et al.
… and commissioned in the O.H. Hinsdale Wave Research Laboratory (HWRL), at Oregon State University. The wave maker, built by Edinburgh Designs Ltd., is comprised by six electrically actuated dry-back paddles, self-contained in a single steel box and capable of generating mid-scale regular, irregular and user defined waves in a typical range of periods …
- Conference Paper:
Teillant et al.
… This paper describes a methodology for the development of a numerical tool for the lifecycle logistics optimization of ocean energy arrays. Within the frame of the DTOcean European project, an innovative approach to select the best combination of ports, …
- Conference Paper:
Kiprakis et al.
… in Matlab/Simulink that has been used to study, analyse and improve the network integration of wave energy converters (WECs). It presents and discusses a generic, time domain, resource-to-wire model that can be used to explore the effects of: increased device numbers, array size and physical positioning; and the adjustment of control parameters. The three-dimensional wave field is modelled as non-stationary, with …
- Conference Paper:
Lucas et al.
… A new design for the solo desalination Duck Wave Energy Converter is being studied at the University of Edinburgh. The key innovation is the modification of the profile. A numerical hydrodynamic model …
- Conference Paper:
Price et al.
… The HAPiGYM is a collection of numerical and experimental modelling environments for testing control of wave energy converters (WECs). It has two applications: rapid prototyping of the control policies themselves, and co-design of control and other WEC subsystems. This …
- Conference Paper:
Mueller et al.
… power take-off and the type used depends upon the wave energy device. A brief description of the different power take offs is provided to show how conventional rotary generators are used … and disadvantages are highlighted in the paper. Direct drive systems can overcome some of the disadvantages, but there are additional engineering challenges to overcome, in particular … size and mass. Current and more novel direct machine topologies are discussed in the context of these challenges. … 21723 …
- Conference Paper:
Samuel et al.
… The design of moored floating wave energy converters (WECs) must take into account extreme responses and … was conducted on a Froude scale of 1 in 50 at the FloWave Ocean Energy Research Facility, University of Edinburgh. The experiments involved the use of NewWaves focusing of crest and trough at the model …
- Conference Paper:
Hiles et al.
… The influence of the dimensionality of the performance matrix and the duration of the performance data series on the power performance assessments by the IEC/TS-62600-100 and …
- Conference Paper:
Polinder et al.
… The objective of this paper is to review linear generator systems for wave energy conversion and the research issues related to this. The paper starts with a short review of wave energy conversion, indicating that the different wave energy conversion systems that have been presented in literature have very different generator systems. Next, a few state-of-the-art linear generator systems are discussed, such as the linear generator of the Archimedes …
- Conference Paper:
Frost et al.
… high level economic model has been developed to map wave energy performance and levelised cost of energy (LCOE). It takes time-series, gridded hindcast wave data, for example generated by SWAN … have been generated for Albatern Ltd, a Scottish wave energy developer and industrial partner of the research project. Their technology is the WaveNET, a small-scale array based device which … scales. The results found that, while the larger device performs better over the majority of the area, there are places where the smaller device has a better LCOE, sometimes by as much as …
- Conference Paper:
McKeever et al.
… This paper presents the development of a novel rare-earth magnet based wave power conversion system called Snapper. The Snapper … within its generator, thus creating the potential to reduce the size, weight and cost of the energy conversion system. This paper focuses on the generator, discusses the Snapper concept and also discusses the development of a prototype machine. In particular, attention is paid to the use of rare-earth magnets and …
- Conference Paper:
McKeever et al.
… within the generator, thus creating the potential to reduce the size, weight and cost of the energy conversion system. “Snapper” is being developed under a €1.3million development grant awarded by the European Union’s Framework 7 Programme. The objective of the project is to develop and validate a prototype “Snapper” system. A multidisciplinary consortium consisting of 6 industrial partners and 2 research organisations from across Europe are involved in the …
- Conference Paper:
Vertechy et al.
… ave energy harvesting is one of the most promising applications for Dielectric Elastomer Generators. A simple and interesting concept of a Wave Energy Converter based on Dielectric Elastomers is the Polymeric Oscillating Water Column (Poly-OWC). In this paper, preliminary experimental results on the assessment of a small-scale Poly-OWC prototype are presented. The scale of the considered prototype is 1:50. …
- Conference Paper:
Summers et al.
… Maintenance of tidal turbines is expensive, and relies upon suitable weather conditions and vessel … delays. Turbine reliability can be improved by eliminating complexity in the design. The use of fixed-pitch blades, for example, can greatly reduce maintenance costs by avoiding complex active blade-pitch mechanisms which are the main source of failure in wind turbines. Pitching rotor blades to feather in high-flow conditions is, …
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