Diameter(eff) in Heat and Mass Transfer Formulas

Diameter(eff) is a chord that runs through the center point of the circle. And is denoted by D_eff. Diameter(eff) is usually measured using the Meter for Length. Note that the value of Diameter(eff) is always negative.

Formulas to find Diameter(eff) in Heat and Mass Transfer

fxEffective Particle Diameter by Ergun given Reynolds NumberGo

fxEffective Particle Diameter by Ergun given Frication FactorGo

Heat and Mass Transfer formulas that make use of Diameter(eff)

fxReynolds Number of Packed Beds by ErgunGo

fxSuperficial Velocity by Ergun given Reynolds NumberGo

fxDensity of Fluid by ErgunGo

fxFriction Factor by ErgunGo

fxHead of Fluid Lost Due to FrictionGo

List of variables in Heat and Mass Transfer formulas

fx Reynolds Number(pb) Go

fx Absolute Viscosity Go

fx Void Fraction Go

fx Superficial Velocity Go

fx Density Go

fx Factor of Friction Go

fx Length of Packaged Bed Go

fx Acceleration due to Gravity Go

fx Head of Fluid Go

FAQ

What is the Diameter(eff)?

Diameter(eff) is a chord that runs through the center point of the circle. Diameter(eff) is usually measured using the Meter for Length. Note that the value of Diameter(eff) is always negative.

Can the Diameter(eff) be negative?

Yes, the Diameter(eff), measured in Length can be negative.

What unit is used to measure Diameter(eff)?

Diameter(eff) is usually measured using the Meter[m] for Length. Millimeter[m], Kilometer[m], Decimeter[m] are the few other units in which Diameter(eff) can be measured.

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