Results 221 to 230 of about 239,240 (300)
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The effect of the entrance hub geometry on the efficiency in an axial flow fan

International Journal of Refrigeration, 2019
The improvement in efficiency of axial flow fans is major concern in turbomachinery industries including outdoor units of air conditioners. The end wall region is responsible for losses in axial flow fan.
Jae Hyuk Jung
exaly   +2 more sources

Effect of a casing fence on the tip-leakage flow of an axial flow fan

International Journal of Heat and Fluid Flow, 2019
The effect of a casing fence on the tip-leakage flow of an axial flow fan is investigated using large eddy simulation. A fence is attached on the shroud near the trailing edge of an axial flow fan used in an outdoor unit of air conditioner.
Keuntae Park, Haecheon Choi
exaly   +2 more sources

Numerical and experimental study of a reversible axial flow fan

International Journal of Computational Fluid Dynamics, 2020
Reversible axial flow fans, used in tunnel ventilation systems are designed in a way that as the direction of impeller rotation changes, suction and discharge directions change without any sensible change in flow rate and pressure.
Esmaeil Mohammadian Bishé   +1 more
exaly   +2 more sources

Optimized Casing Treatment to Improve Stall Margin Under Circumferential Pressure Distortion in a High-Speed Axial Flow Fan

Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, 2023
Aviation fans often suffer from the negative effect of distorted inflow on the stall margin. An effective way to solve the aforementioned problem is to apply casing treatment for extending the stall margin.
Yihan Li   +5 more
semanticscholar   +1 more source

Numerical simulation of aerodynamic noise for the two-stage adjustable-blade axial-flow fan

The Physics of Fluids, 2022
In this paper, a three-dimensional calculation model of a two-stage adjustable-blade axial-flow fan is established and verified by grid independence and numerical accuracy.
Y. Wang, Feiran Lv, Lihui Sun, Ming Gao
semanticscholar   +1 more source

Design of an Axial Flow Fan for a Unique Cooling Application

Volume 5: Education; Electric Power; Fans and Blowers, 2022
A rotor-only axial flow fan is designed for use in a concentrated solar power application. The plant uses a supercritical carbon dioxide Brayton Cycle for power generation and an air-cooled heat exchanger (ACHE) for cooling.
Francois D Boshoff   +3 more
semanticscholar   +1 more source

Effect of Tip Vortex Reduction on Air-Cooled Condenser Axial Flow Fan Performance: an Experimental Investigation

Journal of turbomachinery, 2021
Large diameter axial flow fans are used in Air-cooled Condenser (ACC) systems of modern power stations. Efficiency improvements on these fans can significantly reduce the ACC power consumption and increase the net sent-out power to the grid. This study
J. Pretorius, J. Erasmus
semanticscholar   +1 more source

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