Results 71 to 80 of about 479 (201)

Cavitation Number as a Function of Disk Cavitator Radius: a Numerical Analysis of Natural Supercavitation

, 2019
Due to the greater viscosity and density of water compared to air, the maximum speed of underwater travel is severely limited compared to other methods of transportation.
Prichard, Reid
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Cavitation Characteristics of Through-hole Vane Rotary Cavitators at Variable Rotational Speeds

Journal of Harbin University of Science and Technology
In order to study the cavitation characteristics of through-hole blade rotary cavitator, the theoretical analysis of the flow field of the stator-rotor through-hole and gap is carried out.
GU Shijie, HAN Guihua, LI Dawei, ZHAO Enyu, YANG Yingjie, WANG Chengjun, WEN Jiangbo   +6 more
doaj   +1 more source

Mechatronic control system of ultrasonic tubular cavitator

, 2014
В роботі проаналізовані основні конструкції ультразвукових проточних кавітаторів. Показані особливості формування кавітаційних областей при різних умовах збудження стінок кавітатора.
Gryshko, I., Movchanuk, A., Novosad, A., Новосад, А. А., Мовчанюк, А. В., Фесич, В. П., Луговской, А. Ф., Гришко, И. А., Fesich, V., Lugovskoy, A.   +9 more
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Influence of angle of attack of flat elliptic cavitator on artificial supercavity parameters

, 2014
Излагаются результаты экспериментального исследования изменения вертикального размера миделевого сечения суперкаверны, вертикального смещения хвостовой части каверны и коэффициента уноса газа из искусственной суперкаверны при изменении угла наклона ...
Власенко, Ю.Д., Савченко, Ю.Н., Савченко, Г.Ю.   +2 more
core   +1 more source

Proposal of a Groove Cavitator on a Supercavitation Propeller

, 2001
A supercavitation propeller (SCP) that has high efficiency under supercavitating condition is expected as one of the most suitable propulsors for a high-speed vessel. To design a SCP with higher efficiency, a thinner cavity is recommended.
Sumino, Yoshitsugu, Ukon, Yoshitaka, Kudo, Tatsuro   +2 more
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Numerical Study on the Characteristics of Natural Supercavitation by Planar Symmetric Cavitators With Streamlined Headforms

, 2017
A novel supercavitation-based device named Rotational Supercavitating Evaporator (RSCE) was recently designed for desalination. In order to improve the blade shape of rotational cavitator in RSCE for performance optimization and then design three ...
Lu Wang, Qian Li, Zhi-Ying Zheng, Wei-Hua Cai, Yue Wang, Feng-Chen Li   +5 more
core   +1 more source

Influence of Endocavitating Rotary Cavitator Parameters on Cavitation Effect

Journal of Harbin University of Science and Technology
In this paper，the numerical simulation of the rotary cavitator with internal bore using Fluent software was carried out by the control variable method，and the influence law of structural parameters ( bore diameter and depth of blind bore，number of ...
HAN Guihua, ZHU Yipeng, HONG Jian, LI Dawei   +3 more
doaj   +1 more source

MODELING OF THE OPERATING MODES OF THE EJECTOR-CAVITATOR TO DETERMINE ITS OPTIMAL DESIGN AND TECHNOLOGICAL PARAMETERS

Меліорація і водне господарство
The article presents the results of the development and scientific substantiation of the technology of cavitation activation of natural zeolites of the Sokyrnytske deposit (Transcarpathian region) and the Nyzhnohrabovetske deposit (Slovakia) to ...
R. D. Odynchenko, S. V. Marysyk, D. V. Charny, E. M. Matselyuk, V. D. Levytska, M. E. Matselyuk, O. V. Boyko, A. V. Tovmachenko   +7 more
doaj   +1 more source

The removal of bisphenols and other contaminants of emerging concern by hydrodynamic cavitation

, 2022
The rapid growth in the variety and quantity of contaminants of emerging concern (CEC) in wastewater indicates the necessity for developing efficient and environmentally friendly methods for their removal.
Bizjan, Benjamin, Škufca, David, Gostiša, Jurij, Sollner Dolenc, Marija, Kovačič, Ana, Heath, Ester, Krištofelc, Nina, Zupanc, Mojca   +7 more
core   +1 more source

THE LAWS OF CAVITATION EROSION OF CONSTRUCTION MATERIALS

Вестник Дагестанского государственного технического университета: Технические науки, 2017
Objectives. The aim of the research is to find ways to use cavitation effects in the creation of new technologies and means of applying  unique opportunities arising under conditions of developed bubble  cavitation. Erosive destruction of concrete caused
V. P. Rodionov, A. I. Ukolov
doaj   +1 more source