Results 21 to 30 of about 21,971 (313)

Investigation of the turbulent swirl flow in pipe generated by axial fans using PIV and LDA methods [PDF]

open access: yesTheoretical and Applied Mechanics, 2015
In this paper is presented experimental investigation of the turbulent swirl flow in pipe generated by axial fans. Two various models of industrial axial fans are used.
Čantrak Đorđe S.   +2 more
doaj   +1 more source

Influence of design parameters on the global performances of low-speed counter-rotating axial-flow fans [PDF]

open access: yes, 2014
The present work aims at experimentally investigating the effects of some parameters on the performances of a counter-rotating stage, and on the instationary flow between the rotors.
BAKIR, Farid   +5 more
core   +1 more source

High-efficiency Axial Flow Fan Design by Combining Through-flow Modeling, Optimization Algorithm and Computational Fluid Dynamics Simulation [PDF]

open access: yesJournal of Applied Fluid Mechanics
In this study, a high-efficiency axial fan design method and process are proposed by integrating the controlled blading design (CBD) method for the spanwise design of blade angles, the through-flow analysis method incorporating three-dimensional flow ...
C. Lee   +3 more
doaj   +1 more source

Development of a Method for Enhanced Fan Representation in Gas Turbine Modeling [PDF]

open access: yes, 2011
A challenge in civil aviation future propulsion systems is expected to be the integration with the airframe, coming as a result of increasing bypass ratio or above wing installations for noise mitigation. The resulting highly distorted inlet flows to the
Anestis Kalfas   +7 more
core   +1 more source

A Novel Axial Fan Concept Developed Using Parametric Optimization [PDF]

open access: yes, 2022
Axial fans are used in a wide range of applications. Therefore, when developing a new generation of axial fans, in addition to typical development targets such as efficiency and noise, other aspects must be considered.
Gebert, Daniel
core   +1 more source

Numerical simulation analysis of cotton conveying channel entrance of foreign fiber sorter

open access: yesXi'an Gongcheng Daxue xuebao, 2021
In order to explore the effects of different entrance structures on the flow speed distribution in the cotton conveying channel of the foreign fiber sorter, and improve the stability of cotton flow, numerical simulation analysis method was adopted, and ...
Boyi JIANG   +3 more
doaj   +1 more source

Axial Fan Performance under the Influence of a Uniform Ambient Flow Field

open access: yesInternational Journal of Rotating Machinery, 2018
In their application to air-cooled condensers, axial fans are often subject to the detrimental influence of ambient flow fields at their inlet or outlet.
Till Heinemann, Stefan Becker
doaj   +1 more source

Experimental and Numerical Analysis of the Flow Inside a Configuration Including an Axial Pump and a Tubular Exchanger [PDF]

open access: yes, 2010
In centrifugal and axial pumps, the flow is characterized by a turbulent and complex behavior and also by physical mechanisms such as cavitation and pressure fluctuations that are mainly due to the strong interactions between the fixed and mobile parts ...
Sofiane Khelladi   +7 more
core   +1 more source

Aerodynamic optimization and internal flow analysis of axial flow fan with blade deflection based on artificial neural network and multi-objective genetic algorithm [PDF]

open access: yesAIP Advances
A study on the aerodynamic multi-objective optimization and internal flow analysis of the AXF950 axial flow fan with blade deflection is presented in this paper.
Zhengdao Wang   +3 more
doaj   +1 more source

Strength Analysis of a Ducted Axial Fan Blade [PDF]

open access: yesProblemy Mechatroniki, 2018
This paper presents a numerical strength analysis of a ducted axial fan blade. Ducted axial fans are a large group of fluid-flow machines. The analysis was designed to determine the causes of cyclic failures of a ventilation unit.
Marek ROŚKOWICZ   +5 more
doaj   +1 more source

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