Mathematical modeling and economic analysis of membrane separation of hydrogen from gasifier synthesis gas Page: 3 of 54
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FIGURES
II-1 Cross Flow Membrane Module ................................ 4
II-2 Countercurrent Membrane Module ............................ . 11
IV-1 Effect of Pressure Ratio on the Maximum Permeate
Mole Fraction with Various Selectivities .................. 22
IV-2 Effect of Pressure Ratio on the Maxitum Permeate Mole
Fraction with Various Feed Purities ...................... 24
IV-3 Single Module Configurations for Gas Separation ........... 25
IV-4 Series Configuration (SER) for Gas Separation ............. 27
IV-5 Two Stage Cascade Configurations for Gas Separations ...... 29
IV-6 Separation Systems Which Benefit from Inversely
Selective Membranes ....................................... 32
V-1 Processing Cost as a Function of Product Purity ........... 37
V-2 Partial Feed Bypass Scheme ................................ 40
V-3 Processing Costs With and Without PFB ..................... 42
V-4 Processing Costs for the Four Different
Configurations with PFB ................................... 43iii
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Roberts, D.L. & Gottschlich, D.E. Mathematical modeling and economic analysis of membrane separation of hydrogen from gasifier synthesis gas, report, October 13, 1988; Menlo Park, California. (https://digital.library.unt.edu/ark:/67531/metadc1059202/m1/3/: accessed April 18, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.