Journal ArticleDOI
The wells air turbine for wave energy conversion
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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.About:
This article is published in Progress in Aerospace Sciences.The article was published on 1995-01-01. It has received 286 citations till now. The article focuses on the topics: Wells turbine & Ram air turbine.read more
Citations
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Journal ArticleDOI
Wave energy utilization: A review of the technologies
TL;DR: In this article, the development of wave energy utilization since the 1970s is discussed, with a focus on the characterization of the wave energy resource; theoretical background, with especial relevance to hydrodynamics of wave absorption and control; how a large range of devices kept being proposed and studied, and how such devices can be organized into classes; the conception, design, model-testing, construction and deployment into real sea of prototypes.
Journal ArticleDOI
Oscillating-water-column wave energy converters and air turbines: A review
TL;DR: A comprehensive review of wave energy converters and air turbines can be found in this paper, together with a survey of theoretical, numerical and experimental modelling techniques of OWC converters.
Journal ArticleDOI
OWC wave energy devices with air flow control
TL;DR: In this paper, a theoretical model is developed to simulate the energy conversion from wave to turbine shaft of an oscillating-water-column (OWC) plant equipped with a Wells air-turbine and with a valve (in series or in parallel with the turbine) for air-flow control.
Journal ArticleDOI
Current status of self rectifying air turbines for wave energy conversion
Toshiaki Setoguchi,Manabu Takao +1 more
TL;DR: In this article, a review of the state of the art on self rectifying air turbines, which could be used for wave energy conversion, has been presented, and the overall performances of the turbines under irregular wave conditions, which typically occur in the sea, have been evaluated numerically and compared from the viewpoints of their starting and running characteristics.
Journal ArticleDOI
Ocean Wave Energy Converters: Status and Challenges
Tunde Aderinto,Hua Li +1 more
TL;DR: In this paper, the background of wave energy harvesting technology, its evolution, and the present status of the industry is reviewed, and solutions are suggested while discussing the challenges in order to increase awareness and investment in wave energy industry as a whole.
References
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Airfoil section characteristics as affected by variations of the Reynolds number
Eastman N Jacobs,Albert Sherman +1 more
TL;DR: In this paper, the results of an investigation of a systematically chosen representative group of related airfoils conducted in the NACA variable-density wind tunnel over a wide range of Reynolds number extending well into the flight range are presented.
Journal ArticleDOI
Methods of Predicting the Tip Clearance Effects in Axial Flow Turbomachinery
Journal ArticleDOI
Aerodynamics of the wells turbine
Luís M.C. Gato,A.F. de O. Falcão +1 more
TL;DR: In this paper, the aerodynamic performance of the Wells turbine was investigated using a streamline curvature throughflow method and compared with analytically obtained results from a linear actuator disk model.
Journal ArticleDOI
Effect of blade profile on the performance of the Wells self-rectifying air turbine
S. Raghunathan,C.P. Tan +1 more
TL;DR: In this article, the effect of blade profile and thickness on the starting and running performance of a 0.2 m diameter Wells turbine was investigated and the starting torque can be increased considerably by using thicker and modified NACA aerofoils and by increasing the turbine solidity.
Related Papers (5)
Current status of self rectifying air turbines for wave energy conversion
Toshiaki Setoguchi,Manabu Takao +1 more