Results 111 to 120 of about 41,214 (305)

Generality of rotating partial cavitation in two-dimensional cascades [PDF]

open access: yes, 2009
Numerical simulations of 2-dimensional (2D) unsteady cavitating flows were carried out under various conditions of the number of blades, incidence angles and cavitation numbers.
An, B., Kajishima, T., Okabayashi, K.
core  

Therapeutic Applications of Stimuli‐Based Release and Engineering of Extracellular Vesicles

open access: yesAdvanced NanoBiomed Research, EarlyView.
This review summarizes the effects of endogenous and exogenous stimuli, their effects on the natural release of extracellular vesicles, as well as their uptake and release. It also gives an overview of stimuli‐responsive EVs and their therapeutic applications. Extracellular vesicles (EVs), nano‐ to microsized lipid bilayer membrane‐bound particles, are
Gloria Kemunto, Kristen Dellinger
wiley   +1 more source

Investigation of Reynolds Number Scale Effects on Propeller Tip Vortex Cavitation and Propeller-Induced Hull Pressure Fluctuations

open access: yes, 2018
A two-dimensional viscous vortex model with a cylindrical cavity at its center is applied to investigate Reynolds number scale effects on propeller tip vortex cavitation. First, the behaviour of small isolated cavities inside the viscous core are studied.
Berger, Stephan   +2 more
core  

The Non-intrusive Detection of Incipient Cavitation in Centrifugal Pumps

open access: yes
This thesis investigates methods for the detection of incipient cavitation in centrifugal pumps. The thesis begins by describing the working of the centrifugal pump which makes this type of pump particularly prone to cavitation.
Al Thobiani, Faisal
core  

Investigating to Cavitation Behavior of Orifice Tunnel

open access: yes, 2001
Strong velocity scale effect on cavitation for orifice tunnels was revealed through comparing the results of model tests in vacuum tanks and that of prototype measurements at construction site.
Xiang, T., Wu, B., Pan, S. S.
core  

Dynamic behaviour of oil lubricated journal bearings [PDF]

open access: yes, 1983
This thesis is concerned with the dynamic behaviour of oil lubricated journal bearings and particularly with the small vibrations about the equilibrium position known as 'oil whirl'.
Gardner, Mark Thomas
core  

A Generalized Compressible Cavitation Model

open access: yes, 2001
A new multi-phase model for low speed gas/liquid mixtures is presented; it does not require ad-hoc closure models for the variation of mixture density with pressure and yields thermodynamically correct acoustic propagation for multi-phase mixtures.
Ahuja, V.   +2 more
core  

The monitoring of cavitation in centrifugal pumps based on the analysis of vibro-acoustic measurements

open access: yes
Cavitation in centrifugal pumps causes damages to pump components and produces high levels of vibration and noise, which not only reduces pump performance but also consumes additional energy.
Gu, Fengshou   +2 more
core  

Efficiency Alteration of Francis Turbines by travelling Bubble Cavitation [PDF]

open access: yes
The setting level of a hydraulic machine, specially for low head machines, is decided with respect to the possible alteration of the efficiency due to the cavity development.
Avellan, François   +2 more
core   +1 more source

The Effects of Enzyme Pretreatment Extraction on Lipid Recovery With Normal Phase HPLC

open access: yesJournal of the American Oil Chemists' Society, EarlyView.
ABSTRACT With the increasing interest in the commercialization of microalgal fermentation‐based products, sustainable and efficient oil extraction methods have been developed for manufacturing and analytical testing. Due to the variability and resilience of micro‐algae cell walls, traditional lipid extraction methods such as Folch and Bligh and Dyer ...
Zhehan Jiang   +4 more
wiley   +1 more source

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