AIChE Symposium Series, Volume 91, Issue 304American Institute of Chemical Engineers, 1972 - Chemical engineering |
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Page 30
... Pressure MEMBRANE Low Pressure RESIDUE Nitrogen High Pressure PERMEATE Hydrogen N = = S ' N B rx- - y r ( 1 - x ) − ( 1 − y ) - ( 2 ) where r = PH / PL is the pressure ratio . In the limit when r becomes very large , the effect of the ...
... Pressure MEMBRANE Low Pressure RESIDUE Nitrogen High Pressure PERMEATE Hydrogen N = = S ' N B rx- - y r ( 1 - x ) − ( 1 − y ) - ( 2 ) where r = PH / PL is the pressure ratio . In the limit when r becomes very large , the effect of the ...
Page 31
... pressure side and this is more easily achieved if the high pressure is on the inside . Mechanical consider- ations also favour maintaining high pressure on the tube side . In practice both arrangements are found and the best choice ...
... pressure side and this is more easily achieved if the high pressure is on the inside . Mechanical consider- ations also favour maintaining high pressure on the tube side . In practice both arrangements are found and the best choice ...
Page 36
... pressure ratio . Such a comparison is shown in Fig . 9 for conditions typical of current technology . With current- ly available adsorbents ( diffusivity ratio ~ 45 ) and mem- branes ( s ~ 5-6 ) the performance of PSA and membrane ...
... pressure ratio . Such a comparison is shown in Fig . 9 for conditions typical of current technology . With current- ly available adsorbents ( diffusivity ratio ~ 45 ) and mem- branes ( s ~ 5-6 ) the performance of PSA and membrane ...
Contents
Keynote Address | 1 |
Separation System Synthesis and Design | 7 |
Modeling and Analysis of Multicomponent Separation Processes | 19 |
Copyright | |
29 other sections not shown
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acetic acid activities AIChE algorithm alternatives analysis application approach attainable region azeotrope azeotropic distillation batch branch and bound calculations cess Chem Chemical Engineering chemical process complex components composition concepts constraints cost CSTR data models decision-mapping defined described developed distillation column dynamic energy Engng environment equations equilibrium equipment example feed Figure Floudas flow flowsheet formulation function global optimization Grossmann hierarchical implementation industrial integration interface linear liquid logic mass material mathematical methanol methods methyl acetate MILP MINLP mixture n-dim network synthesis Newton's method nonlinear nonlinear programming paper parameters phase pinch plant pressure problem procedure process design process modelling process synthesis programming properties reac reaction reactive distillation reactor network recycle Seider separation system SimRefinery simulation solution solvent solving specific stage strategy stream structure target task techniques temperature tion unit operations values vapor variables