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Interaction Between an Oscillating Bubble and a Free Surface
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Interaction between a collapsing bubble and a free surface is investigated theoretically and experimentally using high speed photography. A limit value for the distance from the free surface to ...
Noise and Erosion of Self-Resonating Cavitating Jets
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Self-resonating jets have been developed which take advantage of the natural tendency of a jet to organize in large structures. Tests have shown that these jets are both highly erosive and a ...
Collapse of a Cavitating Vortex Ring
Publisher: The American Society of Mechanical Engineers (ASME)
Pressure Field Generated by Nonspherical Bubble Collapse
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The method of matched asymptotic expansions is used to investigate the behavior of a collapsing bubble near a solid wall. Cases are studied in which the ratio ε between the initial spherical ...
Collective Effects on the Growth of Vapor Bubbles in a Superheated Liquid
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The problem of the growth of a spherical isolated bubble in a superheated liquid has been extensively studied. However, very little work has been done for the case of a cloud of bubbles. ...
Simulation of the Pressure Field Due to a Submerged Oscillating Jet Impacting on a Solid Wall
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents some results obtained with the simulation of a submerged oscillating jet impacting on a solid wall. The oscillating jet which organizes into large vortical structures is ...
Bubble Dynamics and Cavitation Inception in Cavitation Susceptibility Meters
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: To improve the understanding of the scaling effects of nuclei on cavitation inception, bubble dynamics, multibubble interaction effects, and bubble-mean flow interaction in a venturi Cavitation ...
The Use of Cavitating Jets to Oxidize Organic Compounds in Water
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Exposure to ultrasonic acoustic waves can greatly enhance various chemical reactions. Ultrasonic acoustic irradiation of organic compounds in aqueous solution results in oxidation of these compounds. ...
Propeller Tip Vortex Cavitation Suppression Using Selective Polymer Injection
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents results of experiments where selective injection of a drag-reducing polymer solution into the tip vortex region of the blades of an 11.5 in. diameter propeller was effective ...
High Flux Rate Particle Filtration From Liquids
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A method for efficient solid particle removal from liquids using microporous tubes with flow swirl and flow interruption is presented. Experiments were performed using particle laden water obtained ...