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Submerged gas jet interface stability

Web11 Feb 2024 · The dynamic fluctuation of underwater jet structure, especially at the gas-water boundary, is an important factor influencing jet instability. In this paper, the … WebThe flow structure of the submerged gas jetin liquid currents is important to engineering applications. In the present study, the development of a submerged gas jet subjected to liquid is current experimentally investigated to evaluate the effects of the on the current underwater gas jet evolution. A full-scale experimental setup is designed

A linear stability analysis of gas-liquid interface - NASA/ADS

WebThe gas-liquid flow structure and interfacial behavior of submerged air jets were investigated experimentally using high speed digital video camera and image processing techniques. The jet pressure ratio varied from 1.8 to 4.8 in the experiment. And results from different jet nozzles were processed and compared. WebThe submerged gas jet injection was extensively studied in this field from the 1970’s, when the severe erosion of tuyere refractory was found in supplying oxygen gas into steelmaking furnaces [1]. ... on the gas-liquid interface are travelling), defined as suggested by Kumar [5] y y g l 1 J J c (3) essential oils good for gums https://jorgeromerofoto.com

Stabilization of liquid instabilities with ionized gas jets Nature

Web21 Aug 2015 · Dr. Georges L. Chahine is the founder, president, and technical director of DYNAFLOW, INC. a Research and Development company in Applied Sciences specializing in fluid and materials sciences and ... WebThe objective of this dissertation was to investigate physical characteristics of high speed gas-liquid interfaces for the cases of subsonic, transonic, and supersonic gas jets submerged underwater and the transient development of an underwater projectile reaching the supercavitating state. Web1 Apr 2024 · A model is presented describing the phenomenon of liquid entrainment resulting from the presence of Kelvin-Helmholtz instability at the gas-liquid interface of a sonic gas jet submerged in a mass ... essential oils good for diabetes

Gas expansion patterns in the reacting submerged gas jet …

Category:平板液相横流中气体射流的多尺度旋涡结构分析

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Submerged gas jet interface stability

Liquid jet primary breakup in a turbulent cross-airflow at low …

WebIn the present investigation, stability of gas-liquid interface of a sonic gas jet submerged in an infinite mass of liquid under the action of a pressure perturbation, liquid viscosity and … WebInstead, a submerged gas volume is pierced by a liquid jet. Both, the gas and the liquid jet travel away from the free surface as a unit and go considerably deeper into the pool than typically observed in jetting bubbles. The closure of the liquid curtain that leads to the formation of a water bell was first explained using a simple model in § 3.2

Submerged gas jet interface stability

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WebA linear stability analysis of gas-liquid interface Lee, J. -G. ; Chen, L. -D. This paper extends the Rayleigh theory to study the interface instability of axisymmetric gas-liquid flows. The dispersion equations of cylindrical liquid sheets were … WebIn order to study the unsteady evolution of the gas jet morphology and the multi-scale evolution of the vortex structure in the flow field, a high-precision numerical simulation method for gas jets in liquid-phase horizontal flow was established based on the two-step projection method and the VOF interface capture method, combining with the high …

WebThe flow structure of the submerged gas jet in liquid currents is important to engineering applications. In the present study, the development of a submerged gas jet subjected to … http://www.bareactslive.com/ACA/act3741.htm

WebVarious innovations and process developments such as intermittent, submerged, thermally assisted and other jet conditions were proposed. This paper examines AJM’s technological advantages and the variety of machining operations in different industries where AJM is utilized. Particular attention is devoted to the micro-texturing capabilities ... Web21 Oct 2015 · The gas-liquid flow structure and interfacial behavior of submerged air jets were investigated experimentally using high speed digital video camera and image processing techniques. The jet pressure ratio varied from 1.8 to 4.8 in the experiment. And results from different jet nozzles were processed and compared.

Web31 Mar 2024 · With increasing gas jet flow speed, instabilities increase and thereby the liquid surface becomes unstable, at which point the surface is likely to start bubbling and splashing. By contrast,...

Web19 May 2024 · In the present study, experiments were carried out, by using corium simulant materials such as Copper and Tin, to investigate the link between the instability of the gravity-driven molten metal jet and the impinging followed by its spreading over a flat area. KEYWORDS: Nuclear safety molten metal severe accident rapid solidification 1. Introduction firb directoryhttp://journal.bit.edu.cn/zr/en/article/doi/10.15918/j.tbit1001-0645.2024.257 firb consultantsWeb11.1 Structure of Liquid/Solid Interface Liquid/solid interface - nonspecific adsorption Important in biological systems, i.e.,H 2 O/material Compare liquid/solid and gas/solid interface: Solids: - exhibit long- and short-range order; - bonding distances, angles, compositions well defined and uniform Liquid: - less ordered system; firb create irr