Results 11 to 20 of about 121,827 (324)

Gas-liquid mass transfer : a comparison of down-and up-pumping axial flow impellers with radial impellers [PDF]

open access: yes, 2004
The performance of a down- and up-pumping pitched blade turbine and A315 for gas-liquid dispersion and mass transfer was evaluated and then compared with that of Rushton and Scaba turbines in a small laboratory scale vessel.
Aubin   +34 more
core   +2 more sources

Direct Laser Fabrication of a Gas Turbine Engine Component - Microstructure and Properties - Part I [PDF]

open access: yes, 1998
This paper presents the development of a new technique for the production of abrasive turbine blade tips by direct laser processing. This superalloy cermet component is an integral part of the low pressure turbine sealing system in a demonstrator ...
Beaman, Joseph J.   +6 more
core   +1 more source

Numerical Investigation of a New Modified Savonius Wind Turbines

open access: yesInternational Journal of Renewable Energy Development, 2022
The classic Savonius semi-circular blade turbine has a relatively low power coefficient.The performance of a Savonius wind turbine depends on its geometrical parameters.
Khalid Mrigua   +2 more
doaj   +1 more source

Design and testing of a contra-rotating tidal current turbine [PDF]

open access: yes, 2005
A contra-rotating marine current turbine has a number of attractive features: nearzero reactive torque on the support structure, near-zero swirl in the wake, and high relative inter-rotor rotational speeds.
Clarke, J. A.   +3 more
core   +4 more sources

Investigation on the impact of design wind speed and control strategy on the performance of fixed-pitch variable-speed wind turbines [PDF]

open access: yes, 2017
Wind turbine blade design optimization remains one of the fundamental research areas for modern wind turbine technology. The general design process for fixed-pitch variablespeed wind turbine blades assumes the rated wind speed as the design wind speed ...
Liu, Xiongwei   +2 more
core   +1 more source

A Comparative Study of CFD Models of a Real Wind Turbine in Solar Chimney Power Plants

open access: yesEnergies, 2017
A solar chimney power plant consists of four main parts, a solar collector, a chimney, an energy storage layer, and a wind turbine. So far, several investigations on the performance of the solar chimney power plant have been conducted.
Ehsan Gholamalizadeh, Jae Dong Chung
doaj   +1 more source

Turbine Blade Three-Wavelength Radiation Temperature Measurement Method Based on Reflection Error Correction

open access: yesApplied Sciences, 2021
The turbine blade is a key component in an aeroengine. Currently, measuring the turbine blade radiation temperature always requires obtaining the emissivity of the target surface in advance.
Kaifeng Zheng   +9 more
doaj   +1 more source

Structural Analysis of Basalt Fiber Reinforced Plastic Wind Turbine Blade

open access: yesMATEC Web of Conferences, 2014
In this study, Basalt fiber reinforced plastic (BFRP) wind turbine blade was analyzed and compared with Glass fiber reinforced plastic blade (GFRP). Finite element analysis (FEA) of blade was carried out using ANSYS.
Mengal Ali Nawaz   +2 more
doaj   +1 more source

The Study of Wind Turbine Blade Fatigue Test [PDF]

open access: yesE3S Web of Conferences, 2021
The fatigue test of wind turbine blade is an important means to verify the fatigue life of wind turbine blade. This paper analyses the problems existing in the fatigue test of wind turbine blade, focuses on the excitation mode, the relationship between ...
Zheng Jiaqi   +7 more
doaj   +1 more source

Experimental study of small hydro turbine propeller performance with a variety of blade angles of attack

open access: yesJurnal Ilmiah SINERGI, 2022
The availability of non-renewable energy has recently been running low and so impacts electrical energy. Renewable energy is converted from natural sources to kinetic energy.
Zain Lillahulhaq   +4 more
doaj   +1 more source

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