The Longitudinal Dispersion Coefficient
Spatial variation of the longitudinal dispersion coefficient in an estuary
... effective longitudinal dispersion is a pri- mary tool for determining property distributions in estuar- ...the longitudinal dispersion coefficient for the average tidal ...this ...
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Longitudinal Dispersion Coefficient in Single-Channel Streams
... longitudinal dispersion coefficient of a corresponding straight ...on dispersion along the course of natural streams and pointed out that stream meanders influence longitudinal ...
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Predicting Longitudinal Dispersion Coefficient in Natural Streams Using M5′ Model Tree
... CONCLUSION In this study, M5´ model tree was used to predict the longitudinal dispersion coefficient in natural streams. The model was developed using 149 field data records consisting of hydraulic ...
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Estimating longitudinal dispersion coefficient in natural streams using empirical models and machine learning algorithms
... The longitudinal dispersion coefficient (LDC) plays an important role in modeling the transport of pollutants and sediment in natural ...correlation coefficient (CC), root mean squared error ...
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Estimating Longitudinal Dispersion Coefficient in Natural Streams Using Empirical Models and Machine Learning Algorithms
... Abstract Longitudinal dispersion coefficient (LDC) plays an essential role in modeling the transport of pollution and sediment in the natural ...
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Prediction of Longitudinal Dispersion Coefficient in Natural Channels Using Soft Computing Techniques
... INTRODUCTION Disposal of euent from industrial factories or acci- dental disposal of contaminants into natural channels like streams and rivers will deteriorate the quality of water due to lack of proper mixing. ...
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Quantifying the impact of uncertainty within the longitudinal dispersion coefficient on concentration dynamics and regulatory compliance in rivers
... advection dispersion equation (1D ADE) is commonly used in practice to simulate pollutant transport processes for assessment and improvement of water quality conditions in ...the longitudinal ...
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Longitudinal dispersion in steady and unsteady pipe flow
... gitudinal dispersion coefficient are ...optimised longitudinal dispersion coefficient and travel ...the longitudinal dispersion coefficient predicted on the ba- sis ...
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Estimating longitudinal dispersion coefficients in natural channels
... flow coefficient—on the velocity profiles and dispersion coefficient and evaluates the new empirical formula for the dispersion ...and longitudinal dispersion coefficient ...
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Pool Effects on Longitudinal Dispersion in Streams and Rivers
... as the solute plume moves downstream of the pool. Further, these effects are strongly influenced by a di- mensionless number derived from the 2-D transport equation − Q D W 0 t or q D t , which outlines the ...
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Aspects of Longitudinal Dispersion in Saturated Porous Media
... the coefficient of thickness of the fluid, is the steady estimation of temperature and coefficient of thickness far from the sheet and qr is the radiative heat ...the coefficient of thickness, which ...
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The similarity solution of the longitudinal dispersion phenomenon of miscible fluids in porous media
... 2. Mathematical Formulation Miscible displacement in porous media is a type of double-phase flow in which the two phases are completely soluble in each other. Therefore, capillary forces between the two fluids do not ...
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Estimation of Longitudinal and Transverse Dispersion Coefficients in Saturated Porous Media Involving Physical Model
... Chitarella et al. (2015), after constructing a physical model and photographing the distribution of pollutants, obtained a relation between the glow emitted from the detector (fluoresin) and its concentration at each ...
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Analytical solutions of one-dimensional Advection equation with Dispersion coefficient as function of Space in a semi-infinite porous media
... advection dispersion equation with scale-dependent ...advection dispersion equation with spatially and temporally dependent dispersion using Green’s function while Longitudinal solute ...
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Experimental Determination of Dispersion Coefficient in Soil
... soil dispersion experiment was done using three different soil samples which includes sand, clay and silt ...experimentally dispersion coefficient in ...the dispersion coefficient was ...
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Longitudinal dispersion in laboratory and natural streams
... Study reach of the Green-Duwamish River, showing dye-injection point and sampling stations. Cross sections looking downstream at selected sampling stations, showing high[r] ...
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Longitudinal dispersion in a partially mixed estuary
... We have presented a model for longitudinal dispersion in a stratified estuary due to horizontal turbulence and to the interaction of vertical shear in both the ti[r] ...
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Determine Dispersion Coefficient of 85Rb Atom in the Y–Configuration
... the dispersion coefficient of 85 Rb atom for a weak probe laser beam induced by a strong coupling laser ...control dispersion coefficient by frequency detuning and of the coupling ...the ...
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Functional Varying Coefficient Models for Longitudinal Data
... varying coefficient model provides a versatile and flexible analysis tool for relating longitudinal responses to longitudinal ...varying coefficient functions through suitable auto- and ...
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Numerical Studies of Longitudinal Dispersion in Duct-Flows
... steps with a step size ∆t = T /N t . These notations have been used in the development of the scheme as well as in the solution methods 2.4.2 Discretization Scheme There has been a plethora of discretization schemes ...
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