Membrane Separations Technology: Single-Stage, Multistage, and Differential Permeation

Index

A

Absolute activity, 35, 38, 229
Absorption, 105
Absorption factor, 140
Activity. See Absolute activity
Activity coefficient, 38, 39
Anisotropic membranes, 7
Assymetric permeation, 12

B

Barrier membranes, 6
Bidirectional mass transfer, 194
Bimolecular reactions, 229
Binary separations, graphical representations (diagrams), 118ff., 119, 120, 121
Bottoms product, 105
British viscosity units (BVUs), 26
Bubble caps or holes, 105
Bubble point, 34
Bubble-point type calculation, for point permeate withdrawal, 177ff.
Bubble-point type curve, 174
Bubble-point type determination, 82

C

Calcium sulfate, from H 2S, 16
Carbon dioxide content of natural gas, 16
Cascade juxtaposition, 10, 15. See Membrane separations, multistage
Cascade operations, 34
Cascade separations, 118
Cascade theory, 3
Catalytic reactors, 3
Cellulose acetate membranes (data), 4, 247
Centipoises (units), 26
Ceramic membranes, 3, 6
Chemical reactions. See Membrane reactors
Claus process, 16
Coal-derived gases and liquids, 3
Cocurrent flow. See Concurrent flow
Coefficient of pressure expansion, 62
Coefficient of volumetric expansion, 61
Colloids, 33
Combined multistage membrane separation operations (diagram), 116
Compressibility behavior of ideal gases, 61ff.
Compressibility factor, 37, 44, 51
for (saturated) liquids, 53
Compressibility
of ideal gas, 61ff.
of liquids, 59ff.
Computer programs for multistage distillation, 110
Concentration, 37
as molar density, 34
vs. mole fraction, 33
Concurrent flow, 11. See also Differential permeation
Condenser analogy, 117
Consistency of units, 40
Constant permeate rate or flux, 144, 153
Constrained separations, 87
Continuous membrane column, 3, 13
Continuum operations, 34
Conversion of liquid-phase permeation to gas-phase format, 50ff.
Countercurrent differential flow with...

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