A theoretical study of discrete air phase migration contaminated with a volatile organic /
'mass transfer model between inimobile water and mobile gas
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| Format: | Thesis eBook |
| Language: | English |
| Published: |
[Place of publication not identified] :
[publisher not identified] ;
1997.
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| Subjects: | |
| Online Access: | Link to OAKTrust copy |
| Summary: | 'mass transfer model between inimobile water and mobile gas a homogeneous, isotropic, and stationary porous medium A theoretical study of discrete air phase migration accumulated inside air air bubble rise in water is in the region IV, in which fluid balance equation for corresponding flow. Since in the considered that bubble's motion in a porous medium is in a contaminant ma s quantity accumulated in the air Phase contaminant transport in bubbly air flow. The first part of contaminant. The results contaminated with a volatile organic is developed in order convective component of the total acceleration. The bubble flow can be assumed to be inviscid because of the large flow is in a steady state. Moreover in this region, fluid four types of bubble's motion in liquids are applied on the in air sparging technology. The experiment is performed in injection. is larger in the continuous type than in the of the study is elaborated in Order to estimate the con Of this equation demonstrate that gas mass co,, on bubble rise velocity, the Peeble and Garber's analyses of Phase is al presented by advective-diffusion porous media, while the second part presents volatile porous medium. Dimensional analyses show that motion of an Presented by presented by a fully saturated cylindrical column filled quasi-steady state bubble rise velocity reaches the steady reaches the steady state over the short time, it may be Reynolds numbers i.e., greater than 1400. The second part rise velocity for each state is derived from the momentum rise velocity is dependent on the bubble size. In order to state over the short distance and in the unsteady state, steady state, unsteady state with the local term of the steady state. The steady state solution shows that bubble study describes the air bubble motion through saturated study the impacts of liquid and structural medium properties the bubble reaches the equilibrium concentrate concentration the number of bubbles on with liquid Phase instantly. the study is developed in order to determine bubble rise This study consists of two parts. The first part of the to study air bubble migration through granular porous media total acceleration only, and unsteady state, including the velocity in four flow regimes i.e., steady state, quasi- volatile contaminant transport equation in bubbly air flow with 0.4-cm glass beads in an orthorhombic packing order. with the local term of the total acceleration only it |
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| Item Description: | "Major subject: Civil Engineering". Vita. |
| Physical Description: | xx, 239 leaves : illustrations ; 28 cm. Also available online. Issued also on microfiche from Lange Micrographics. |
| Bibliography: | Includes bibliographical references: pages 234-238. |