Results 1 to 10 of about 209 (160)
Performance evaluation of a novel pilot-scale pinned disc rotating generator of hydrodynamic cavitation [PDF]
Ultrasonics Sonochemistry, 2021 This study investigates hydrodynamic performance of a novel pinned disc rotating generator of hydrodynamic cavitation in comparison with a serrated disc variant on a pilot-scale.
Jurij Gostiša +6 more
doaj +2 more sources
Cavitator Design for Straight-Running Supercavitating Torpedoes
Applied Sciences (Switzerland), 2021 A practical cavitator design method for straight-running-type supercavitating torpedoes was developed in this paper. Design requirements were first drawn in terms of torpedo performance characteristics, such as maximum range and motion stability.
Bu-Geun Paik
exaly +3 more sources
Engineering Applications of Computational Fluid Mechanics, 2023 Supercavitation has been recently presented as an effective method for the drag reduction of underwater vehicles. However, maintaining the supercavitating state requires a lot of energy, making vehicles difficult to control. Therefore, it is necessary to
Guangyao Chen +2 more
exaly +3 more sources
Numerical simulation of ventilated supercavitating flow structure [PDF]
Scientific ReportsThis paper presents a numerical investigation into the effects of various parameters on the supercavitating flow field structure. Using the Delayed Detached Eddy Simulation (DES) method, the supercavitation flow was analyzed in detail, and the ...
Jinghui Zhang +4 more
doaj +2 more sources
Rotational cavitator: advances and applications in cavitation-enhanced technologies [PDF]
Ultrasonics SonochemistryDriven by the increasing demand for efficient, energy-saving and sustainable processing technologies, rotational cavitators have shown considerable promise across a range of industrial applications.
Yu-Hang Zhang +6 more
doaj +2 more sources
Cavitation Characteristics of Fluid in Orifice Cavitator
Journal of Harbin University of Science and Technology, 2022 Based on the orifice cavitation device as the research object, and the motion equation of spherical cavitation is derived; the gas holdup changes caused by the gas-liquid two-phase mass transfer, fluid inflow and outflow control volume are taken into ...
HAN Gui-hua +7 more
doaj +2 more sources
A Choking Cavitation Method and Equipment for Degrading Pollutants in Wastewater [PDF]
Journal of Applied Fluid Mechanics, 2022 A cavitator, with a structure of an annular conical aperture, a throat and a collapse cavity, was proposed to form a choking cavitation flow for pollutants degradation in wastewater treatment. Experiment was conducted in this new cavitator to investigate
Z. N. Wang +5 more
doaj +1 more source
International Journal of Naval Architecture and Ocean Engineering, 2022 This paper systematically investigates the effect of the cavitator shape on the characteristics of a ventilated supercavity. These characteristics include ventilation demand, pressure behavior, and deformation of the supercavity due to gravity under ...
Van-Duyen Pham +4 more
doaj +1 more source
PNAS Nexus, 2022 AbstractCavitation has long been recognized as a crucial predictor, or precursor, to the ultimate failure of various materials, ranging from ductile metals to soft and biological materials. Traditionally, cavitation in solids is defined as an unstable expansion of a void or a defect within a material.
Thomas Henzel +6 more
openaire +3 more sources
Zhongguo Jianchuan Yanjiu, 2023 ObjectivesA rotational cavitator generates supercavitation through the high-speed rotation of its blades in water to meet the practical application requirements of various projects.
Dawei LI +6 more
doaj +1 more source