Results 31 to 40 of about 14,900 (257)

Method for calculating a cylindrical ultrasonic cavitation filter chamber with a regeneration effect

open access: yesVìsnik Nacìonalʹnogo Tehnìčnogo Unìversitetu Ukraïni Kììvsʹkij Polìtehnìčnij Ìnstitut: Serìâ Radìotehnìka, Radìoaparatobuduvannâ, 2020
Introduction. The creation of modern ultrasonic cavitation equipment for filtering working fluids in various technological processes is associated with the study of the interaction of a liquid load with ultrasonic emitters, taking into account the ...
O. F. Luhovskyi   +6 more
doaj   +1 more source

Ultrasonic cavitation in thin liquid layers

open access: yesUltrasonics Sonochemistry, 2005
The generation of ultrasonic cavitation in a thin liquid layer trapped between a large radiating surface and a hard reflector and bounded laterally by a gas-liquid interface is investigated. The theoretical analysis predicts that a large amplification of the acoustical pressure is obtained with this configuration.
Moussatov, A.   +2 more
openaire   +5 more sources

Study on ultrasonic / hydraulic cavitation field for enhanced degradation of ceflor masonry in water [PDF]

open access: yesBIO Web of Conferences, 2022
Based on ultrasonic cavitation, with low concentration of levofloxacin hydrochloride solution and cavitation product analysis, the degradation rules of levofloxacin hydrochloride were studied by ultrasonic, zero valent iron and zero valence iron (US ...
Liu Yuanyuan, Shi Yahui
doaj   +1 more source

Effect of Ultrasonic Shot Peening on the Cavitation Erosion Resistance of SLM316L Stainless Steel [PDF]

open access: yesCailiao Baohu
In order to investigate the effect of ultrasonic shot peening on the cavitation erosion resistance of SLM316L stainless steel, the surface of SLM316L stainless steel was treated for varying durations (5, 25 and 45 min) using an ultrasonic shot peening ...
WANG Zenan, CHENG Feng, WANG Shuo, SUN Jie
doaj   +1 more source

Improvement of fatigue strength for aluminum alloy bolts using ultrasonic cavitation peening

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing
Ultrasonic cavitation peening is one of surface treatments to improve surface hardness. In the ultrasonic cavitation peening, the surface was treated using shock waves generated when the cavitation bubbles break.
Shinji HASHIMURA, Keita YOKOI
doaj   +1 more source

Unveiling the Potential of Cavitation Erosion-Induced Heavy Crude Oil Upgrading

open access: yesFluids, 2023
The application of ultrasonic waves in the processing of hydrocarbons is a new promising technology that has developed rapidly in recent years. However, the acoustic-induced cavitation erosion phenomenon is poorly studied.
Gadel F. Baimukhametov   +10 more
doaj   +1 more source

Processing and Microstructure Characteristics of As-Cast A356 Alloys Manufactured via Ultrasonic Cavitation during Solidification

open access: yesHigh Temperature Materials and Processes, 2017
Recent studies have showed that the microstructure and mechanical properties of A356 alloy can be significantly improved when ultrasonic cavitation and solidification processing is used. This is because during the fabrication of A356 castings, ultrasonic
Xuan Yang, Jia Shian, Nastac Laurentiu
doaj   +1 more source

Material Removal Characteristics of Spherical-Array-Focused Ultrasonic Abrasive Machining

open access: yesMicromachines, 2023
To improve the ultrasonic energy and realize far-field ultrasonic abrasive machining of complex surfaces, a spherical-array-focused ultrasonic abrasive machining system was established.
Bo Du   +5 more
doaj   +1 more source

Hot dip process of aluminum alloy based on nonlinear ultrasonic cavitation effect

open access: yesCailiao gongcheng, 2021
20 kHz ultrasounds were applied in the process of 390 ℃ hot dip galvanization of 1050 aluminum alloy. The evolution of the cavitation bubbles were solved numerically from the Keller-Miksis and Mettin equations.
CHEN Hai-yan   +5 more
doaj   +1 more source

Designing the ultrasonic system used in industrial air filtration based on the ultrasonic cavitation phenomenon [PDF]

open access: yesMATEC Web of Conferences, 2019
The paper presents the activity developed developed in the field of polluted air purification from industrial shop (paint shops, foundries, welding constructions, forging, etc.).
Niţoi Dan   +3 more
doaj   +1 more source

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