Retention and Transfer of Soluble Chemical Pollutants: Mechanisms and Numerical Modeling - Environmental Geomechanics - page 382

13.11. Notations table

Variable Unity Signification

a T - Transverse dispersion coefficient

a L - Longitudinal dispersion coefficient

C ppm Pollutant concentration in volume

d m - Molecular diffusion coefficient

D - Mechanical dispersion tensor

m/s 2 g Gravity acceleration

k - Intrinsic permeability tensor

n - Porosity

n e - Effective porosity

n - Normal outside to the solid

N L - Shape function

q water m/s Water flow imposed at boundaries

q p m/s Pollutant flow imposed at boundaries

p Pa Pore pressure

ppm Part per million (in pollutant mass/fluid mass)

ppb Part per billion (in pollutant mass/fluid mass)

m 3 /s Q p Pollutant flow imposed at boundaries, in volume

kg/m 3

S Fluid storage

u m/s Water effective velocity

v w m/s Water, Darcy's velocity

v ppm.m/s Pollutant transfer flow

v diffusion ppm.m/s Diffusion pollutant transfer flow

v advection ppm.m/s Advection pollutant transfer flow

v dispersion ppm.m/s Dispersion pollutant transfer flow

W L - Weighting function