Results 21 to 30 of about 407,782 (207)

OpenFOAM investigations of cavitation in a flushed water-jet inlet [PDF]

open access: yes, 2015
The cavitation on the lip of a flushed water-jet inlet has been simulated with a transient RANS model and the results has been validated against experiments.
Bensow, Rickard   +3 more
core   +1 more source

Water-Jet Cavitation Shock Bulging as Novel Microforming Technique

open access: yesChinese Journal of Mechanical Engineering, 2021
With the continuous expansion of the application range of microelectromechanical systems, microdevice forming technology has achieved remarkable results.
Fuzhu Li   +7 more
doaj   +1 more source

Experimental and Numerical Investigation of Tip Leakage Vortex Cavitation in Water-jet Pump [PDF]

open access: yesJournal of Applied Fluid Mechanics
During the operation of a water-jet pump, cavitation generates noise and vibration, causes surface erosion of the hydraulic components, and reduces the performance of the pump.
Y. Long   +6 more
doaj   +1 more source

Erosion due to impingement of cavitating jet.

open access: yesHydraulics & Pneumatics, 1987
Cavitation erosion produced by impingent of cavitating jet was experimentally studied with specimens of aluminum alloy in high water base fluid of chemical solution type and tap water. Furthermore, the behavior of impinging cavity clouds was observed through instantaneous photographs.
Shimizu, Seiji, Yamaguchi, Atsushi
openaire   +2 more sources

Dynamics of cavity structures and wall-pressure fluctuations associated with shedding mechanism in unsteady sheet/cloud cavitating flows

open access: yesFlow, 2023
The physics and mechanism of sheet/cloud cavitation in a convergent–divergent channel are investigated using synchronized dynamic surface pressure measurement and high-speed imaging in a water tunnel to probe the cavity shedding mechanism.
Changchang Wang, Mindi Zhang
doaj   +1 more source

Water Injection for Cloud Cavitation Suppression: Analysis of the Effects of Injection Parameters

open access: yesJournal of Marine Science and Engineering
This study investigates cloud cavitation suppression around a model-scale NACA66 hydrofoil using active water injection and explores the effect of multiple injection parameters.
Wei Wang   +4 more
doaj   +1 more source

Appearance of high submerged cavitating jet: The cavitation phenomenon and sono luminescence [PDF]

open access: yesThermal Science, 2013
In order to study jet structure and behaviour of cloud cavitation within time and space, visualization of highly submerged cavitating water jet has been done using Stanford Optics 4 Quick 05 equipment, through endoscopes and other lenses with Drello3244 and Strobex Flash Chadwick as flashlight stroboscope.
Ezddin Hutli   +4 more
openaire   +2 more sources

Enhancing the aggressive intensity of a cavitating jet by introducing a cavitator and a guide pipe

open access: yesJournal of Fluid Science and Technology, 2014
In order to enhance the aggressive intensity of a cavitating jet for practical applications, such as cavitation peening, a nozzle equipped with an additional nozzle upstream from the main nozzle, i.e., a cavitator, and a guide pipe downstream from the ...
Hitoshi SOYAMA
doaj   +1 more source

Sustainable design and durability of domestic micro combined heat and power scroll expander systems. [PDF]

open access: yes
Research to understand the mechanisms of wear within the main components of three different micro-CHP scroll expander systems was conducted. This was performed in order to identify the possible tribo-mechanical effects (abrasion, adhesion, cavitation ...
Tzanakis, Iakovos
core   +5 more sources

Habitat‐Specific Design Strategies for Untethered Soft Robots

open access: yesAdvanced Science, EarlyView.
Habitat shapes the design of untethered soft robots. Across land, water, air, and living tissues, environmental constraints govern viable combinations of compliant structures, actuation mechanisms, and energy delivery. This review connects these constraints with robotic performance and identifies design principles for advancing adaptable, durable, and ...
Siyang Li   +3 more
wiley   +1 more source

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