Results 111 to 120 of about 89,224 (268)

Horizontal-axis tidal turbine blade loading for multi-frequency oscillatory motion [PDF]

open access: yes, 2012
This paper presents results from an experimental study which analysed the hydrodynamic response of the out-of-plane blade root bending moment for a horizontal-axis turbine exposed to multi-frequency oscillatory motion.
Day, A. H.   +3 more
core  

Energy Storage Technologies for Smoothing Power Fluctuations in Marine Current Turbines [PDF]

open access: yes, 2014
With regard to marine renewable energies, significant electrical power can be extracted from marine tidal current. However, the power harnessed by a marine current turbine varies due to the periodicity of the tidal phenomenon and could be highly ...
BENBOUZID, Mohamed   +4 more
core   +2 more sources

Comparison of PMSG and DFIG for Marine Current Turbine Applications [PDF]

open access: yes, 2010
Emerging technologies for marine current turbine are mainly relevant to works that have been carried out on wind turbines and ship propellers. It is then obvious that many electric generator topologies could be used for marine current turbines. As in the
BENBOUZID, Mohamed   +2 more
core   +5 more sources

Design procedure and performance estimation of tidal current power system [PDF]

open access: yes
The demand to secure an alternative resource has been increased recently rather than fossil or nuclear\ud powers. One of the affordable ocean energy is the tidal energy since it is considered as a reliable and predictable power\ud source.
Hwang, S.J.   +3 more
core  

Numerical simulation of foil with leading-edge tubercle for vertical-axis tidal-current turbine

open access: yes, 2020
1 Faculty of Marine Technology, Institut Teknologi Sepuluh Nopember, 60111 Surabaya, Indonesia Phone: +62315948757; Fax: +62315932104 2 Faculty of Engineering, University of Strathclyde, G4 0LN Glasgow, United Kingdom 3 Faculty of Industrial Technology ...
I. Utama   +6 more
semanticscholar   +1 more source

Design, commissioning and performance of a device to vary the turbulence in a recirculating flume

open access: yes, 2013
Ambient turbulent flow structures are one of the key drivers that will determine the rate of wake recovery downstream of tidal turbines. For second and third generation arrays or farms such a parameter is critical for the determination of inter-device ...
Galloway, P.W., Myers, L.E., Shah, K.D
core  

Experimental study of the turbulent flow in the wake of a horizontal axis tidal current turbine

open access: yesRenewable Energy, 2023
F. Di Felice   +3 more
semanticscholar   +1 more source

Optimization on the Law of Variable-Pitch Vertical-Axis Tidal Current Turbine

open access: yesMATEC Web of Conferences, 2018
In order to improve the hydrodynamic performance of the vertical-axis variable-pitch current turbine, with analyzing on the existing design mentality of blade control mechanism, an optimized law of variable-pitch vertical-axis tidal current turbine was ...
Fankai Kong, Liying Wang, Di Zhang
doaj   +1 more source

Ocean Energy: Using the Ocean's Tides, Waves, and Heat to Generate Electricity [PDF]

open access: yes, 2006
Key facts: - The oceans' tides, waves, current, and heat can be used to generate electricity. These resources are renewable, because the moon's gravity drives tides, and winds create waves.

core  

Guide Vanes for Darrieus Water Turbine in Tidal Current

open access: yesRE&PQJ
On purpose to enhance the performance of a Darrieus-type water turbine for the power generation using a tidal current, the technique with guide vanes were applied. The guide vanes placed in front of the turbine, were expected to allow the turbine to rotate with higher speed by turning the direction of the current partially.
null Koju Hiraki   +4 more
openaire   +1 more source

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