Journal ArticleDOI
A modified Wells turbine for wave energy conversion
TLDR
In this paper, the rotor blade pitch was set asymmetrically at a positive pitch to achieve a higher mean efficiency in a wave cycle and the performance characteristics of a turbine with different blade setting angles in steady flow were found by experimentation.About:
This article is published in Renewable Energy.The article was published on 2003-01-01. It has received 84 citations till now. The article focuses on the topics: Oscillating Water Column & Wells turbine.read more
Citations
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Journal ArticleDOI
A novel hydraulic balanced turbine for stability control and application in drilling tools
TL;DR: In this article , a hydraulic balanced turbine (HBT) with a symmetrical blade structure that can be used in a hydro-environment is proposed, which uses the hydraulic impact of the nozzle jet and balanced turbine blade design in stability control, could be used to control stability in certain applications.
Journal ArticleDOI
Residual circulation budget analysis in a Wells turbine with leading-edge micro-cylinders
A comparison between experimental and numerical analysis of a wells turbine
TL;DR: In this article, the performance of a high-solidity Wells turbine with NACA0015 profiles under the bi-directional flow generated by a hydraulic piston is compared, with particular attention to the behavior of the flow upstream and downstream of the rotor, flow hysteresis between acceleration and deceleration phases and differences between intake and exhaust strokes due to the non-symmetrical configuration of the machine.
Proceedings ArticleDOI
Parabolic approximation to EMA motion profiles
TL;DR: In this article, a method using parabolas to approximate the motion profiles to be used in driving an electromechanical aircraft actuator is presented, which allows the actuator to run longer tests more efficiently.
Journal ArticleDOI
Analysis of an optimized radial impulse turbine for an OWC wave energy converter
TL;DR: In this paper , the performance of an optimized geometry for a radial impulse turbine was shown based on the re-designing of the blades and settling angles of the vanes, which improved the turbine's efficiency.
References
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Journal ArticleDOI
The wells air turbine for wave energy conversion
TL;DR: In this article, the performance of a single plane biplane Wells turbine with or without guide vanes is compared with a wave energy device based on the principle of the oscillating water-air column.
Journal ArticleDOI
Analysis of Wells turbine design parameters by numerical simulation of the OWC performance
TL;DR: In this article, the authors investigated the influence of the turbine aerodynamic design on the overall plant performance, as affected by the turbine peak efficiency and the range of flow rates within which the turbine can operate efficiently.
The Offshore Floating Type Wave Power Device ”Mighty Whale” Open Sea TestsPerformance of The Prototype –
TL;DR: The Mighty Whale is a floating wave power device based on the Oscillating Water Column (OWC) principle, which converts wave energy into electric energy, and produces a relatively calm sea area behind.
The Offshore Floating Type Wave Power Device "Mighty Whale": Open Sea Tests
TL;DR: The Mighty Whale as mentioned in this paper was used for open sea tests to investigate the use of wave energy for power generation in Mie Prefecture, Japan, and the results of the tests were summarized in a recent paper.
Journal Article
Study On an Impulse Turbine For Wave Energy Conversion
TL;DR: In this paper, the performance of the impulse turbine with fixed guide vanes was compared with that of the Wells turbine with a fixed guide vane, and it was shown that the running and starting characteristics of the latter were superior to those of the former under irregular wave conditions.
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