Results 201 to 210 of about 4,915 (262)

Effect of Centrifuged Chicken Egg Yolk on the Cryopreservation of Boar Semen. [PDF]

open access: yesAnimals (Basel)
Chang F   +7 more
europepmc   +1 more source

ISEV2026 Abstract Book

open access: yes
Journal of Extracellular Vesicles, Volume 15, Issue S1, June 2026.
wiley   +1 more source

The performance of a centrifugal fan with enlarged impeller

Energy Conversion and Management, 2011
The influence of enlarged impeller in unchanged volute on G4-73 type centrifugal fan performance is investigated in this paper. Comparisons are conducted between the fan with original impeller and two larger impellers with the increments in impeller outlet diameter of 5% and 10% respectively in the numerical and experimental investigations.
Li Chunxi
exaly   +2 more sources

Numerical calculation of centrifugal fan noise

Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, 2006
A numerical study on the aerodynamic noise generation of an industrial centrifugal fan with forward swept blades is carried out. Three-dimensional numerical simulations of the complete unsteady flowfield in the whole impeller — volute configuration are performed to obtain the aerodynamic sound sources.
Q Liu, D Qi, Y Mao
exaly   +2 more sources

Noise of Centrifugal Fans

The Journal of the Acoustical Society of America, 1955
Extensions of earlier studies [J. Acoust. Soc. Am. 26, No. 2(1953)] on ventilation system noise are reported. It is shown here that in properly engineered ventilation systems the over-all sound power level in decibels re 1013a watt is related to the horsepower rating of the fan motor by the formula: PWL = 100+10 1og10hp.
Leo L. Beranek   +2 more
openaire   +1 more source

Investigation of a miniature centrifugal fan

Applied Thermal Engineering, 2007
Abstract A centrifugal fan was designed with a matching centrifugal volute flow channel in order to investigate a numerical simulation with prototype manufacturing, and to compare with experimental results. The fan configuration was developed according to a fan-design theorem.
B.J. Tsai, C.L. Wu
openaire   +1 more source

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