Flow regimes in submerged gas injection
WebJan 1, 2024 · 1. Introduction. Submerged injection of gas into a quiescent liquid pool is a very important physical problem in the dynamics of two-phase flow and has been well … WebNov 1, 2024 · By using the HR-PIV technique, Wang et al. [130, 216] found a large deviation of the velocity magnitude in the bubbly zone of a top-submerged gas injection flow. This deviation was partly ...
Flow regimes in submerged gas injection
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WebThe behavior of gas discharging into a liquid has been investigated in the labora-tory and in plant. The laboratory work has involved the injection of different gases from a … WebMay 1, 2024 · In the present study, the development of submerged gas jets with different initial injection pressures (0.7 MPa, 1.3 MPa and 2.0 MPa) subjected to liquid cross flow with varying velocities (0.35 m ...
Webinjection regime, in which particle laden gases may enter the water at very high velocities resulting in a submerged gas jet. The present paper introduces the fundamentals, major hypotheses and code modifications developed in order to estimate particle removal during gas injection in pools under jet regimes. http://www.u.arizona.edu/~boguo/pdfs/publications/2016_Guo_et_al_Flow_regime_analysis_IJGGC.pdf
WebSep 15, 2024 · The transition of flow regime is insensitive to the orientation of gas injection. Therefore, the flow regime transition in bottom-, side-, and top-blowing flows … WebMar 7, 2016 · Flow regimes on the diagnostic plot. A major application of the diagnostic plot is the potential that it provides in identifying the flow regimes that appear in a logical sequence during a buildup or flow test. For example, consider Fig. 7. At early times, the unit slope line on both derivative and pressure change, indicating wellbore storage.
WebMay 22, 2024 · All fluid flow is classified into one of two broad categories or regimes. These two flow regimes are: Single-phase Fluid Flow. Multi-phase Fluid Flow (or Two-phase …
WebJan 1, 2003 · The various regimes observed include the single-bubble regime, the bubble-coalescence regime, and the jet regime. A gas jet was only formed at high gas flow rates with the jet depicting turbulent ... granuloma histology definitionWebThe example flow regime maps shown in Figure 6.11 and Figure 6.12 illustrate two important points. The first point is how the flow regimes are incorporated into the flow correlations. The variables on the x-axis and y-axis are calculated, and that point on the map indicates the flow regime that is occurring in a well segment based on the investigator’s … chippendale sydneyWebJan 1, 2024 · Flow regimes in submerged gas injection. Metall. Trans. B (1979) Ozawa Y. et al. Characteristics of jetting observed in gas injection into liquid. Trans. ISIJ (1983) Linck M. et al. Submerged combustion and two-phase exhaust jet instabilities. J. Propul. Power (2009) Weil C.J. chippendale sydney mapWebJan 1, 2024 · Flow Regimes in Submerged Gas Injection. Article. Jan 1979; E. O. Hoefele; ... Submerged gas injection into liquids is a widely applied processing technique. At low gas flow rates, a bubble plume ... chippendale sydney nswWebApr 1, 2024 · 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. chippendale sydney australiaWeb4.3. Flow regimes, friction and void fraction correlations The correlations used for calculating the void fraction and friction losses in equations (4.8), (4.9) depend on the flow regime existing in each cell. To determine the flow regime, a flow regime map, [10] is used (Figure 4.2). When flow regimes change, the correlations used change; chippendale sydney postcodeWebThe effects of buoyancy on the flow regimes, the bubble characteristics, and the bubble detachment mechanisms of submerged gas injection from a free-standing capillary tube were studied. The effects of liquid coflow, reduced surface tension, and increased viscosity were also analyzed. The microgravity experiments were carried out in the 2.2 Second … granuloma in cytology