Results 51 to 60 of about 3,890,637 (138)

Effects of the Second-Stage of Rotor with Single Abnormal Blade Angle on Rotating Stall of a Two-Stage Variable Pitch Axial Fan

Energies, 2018
It is of great value to study the impact of abnormal blade installation angle on the inducement mechanism of rotating stall to achieve the active control of rotating stall in an axial fan.
Lei Zhang, Liang Zhang, Qian Zhang, Kuan Jiang, Yuan Tie, Songling Wang   +5 more
doaj   +1 more source

Effect of tip winglet position on tip flow and noise of axial flow fan. [PDF]

Heliyon, 2023
Diao L, Ge F, Liu Y, Yang L, Liu Y, Huang Q.   +5 more
europepmc   +1 more source

Numerical and Experimental Investigations of the Sound Generation and Possible Optimization Techniques of Wires for Fan Guard Grilles

International Journal of Turbomachinery, Propulsion and Power
For modern axial fans optimized for low self-noise, additional noise emission from guard grilles mounted downstream of the fan can become one of the dominant sources of sound.
Sandra Hub, Frieder Lörcher
doaj   +1 more source

Air volume flow rate optimization of the guide vanes in an axial flow fan based on DOE and CFD. [PDF]

Sci Rep, 2023
Chen F, Zhu G, Xi D, Miao B.
europepmc   +1 more source

Potential of power recovery of a subsonic axial fan in windmilling operation [PDF]

, 2013
During the last decades, efforts to find efficient green energy solutions have been widely increased in response to environmental concerns. Among all renewable energies, this paper is focused on wind power generation. To this end, a windmilling axial fan
Challas, Florent, Binder, Nicolas, Carbonneau, Xavier, Courty-Audren, Suk-Kee   +3 more
core  

Improved Aerodynamics of a Hollow-Blade Axial Flow Fan by Controlling the Leakage Flow Rate by Air Injection at the Rotating Shroud. [PDF]

Entropy (Basel), 2021
Pereira M, Ravelet F, Azzouz K, Azzam T, Oualli H, Kouidri S, Bakir F.   +6 more
europepmc   +1 more source

Influence of slotted casing treatment with surface roughness and dimples on the performance of an axial flow fan

Cogent Engineering
A numerical analysis is conducted to assess the impact of slotted casing treatments, dimples, and surface roughness on the performance of an axial flow fan. Five configurations were evaluated: baseline (without any flow control), axial slots, axial slots
Gautham A. Amin, Pramod B. Salunkhe, Chandrakant R. Kini   +2 more
doaj   +1 more source

Experimental and Numerical Investigations of Air Cooling for a Large-Scale Motor

International Journal of Rotating Machinery, 2009
This article experimentally and numerically investigates the thermal performance of a 2350-kW completely enclosed motor, which is cooled through an air-to-air heat exchanger. The air in the heat exchanger includes external and internal flow paths.
Chih-Chung Chang, Chiao-Hung Cheng, Ming-Tsun Ke, Sih-Li Chen   +3 more
doaj   +1 more source

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

, 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, BAKIR, Farid, RAVELET, Florent, SOLIS, Moises, Moise´s Solis, KHELLADI, Sofiane, Farid Bakir, Florent Ravelet   +7 more
core   +1 more source

A Numerical Study on the Performance of a Magnesium-Based Automotive Cooling Fan with Bead Structure

Journal of Applied Fluid Mechanics, 2021
This paper presents the numerical analysis of three types of magnesium-based, axial-flow automotive cooling fans. The numerical modeling is conducted for geometrically modified fan designs with and without bead structure.
K. H. Hur, B. A. Haider, C. H. Sohn
doaj