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mass transfer in multiphase systems - Greenleaf University

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Sh<br />

v<br />

Sherwood number<br />

Velocity, L/t<br />

V Volume, L 3<br />

w<br />

X A<br />

x i<br />

Mass <strong>transfer</strong> rate, M/t<br />

Solids concentration of component A, M/M or m/M<br />

Mole fraction<br />

Greek<br />

α, β, etc. Constants used <strong>in</strong> Buck<strong>in</strong>gham pi<br />

α Thermal diffusivity, L 2 /t<br />

δ i<br />

ζ<br />

Γ<br />

Unit vectors<br />

Dimensionless distance<br />

Dimensionless concentration<br />

λ Stripp<strong>in</strong>g factor liquid-gas system, MF/L 2 /m<br />

Λ Stripp<strong>in</strong>g factor solid-liquid-gas system, MF/L 2 /m<br />

µ K<strong>in</strong>ematic viscosity, M/L/t<br />

ν Dynamic viscosity, L 2 /t<br />

ρ Density, M/L 3<br />

φ<br />

ω<br />

Gas holdup<br />

Mass <strong>transfer</strong> rate, m/t<br />

xviii

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