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PRESSURE SWING ADSORPTION FOR THE PURIFICATION OF HYDROGEN

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PRESSURE SWING ADSORPTION FOR THE PURIFICATION OF HYDROGEN ( pressure-swing-adsorption-forpurification-hydrogen )

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Table 5.9 – Conversion of the provided parameters to the LDF coefficient Pressure Swing Adsorption for Hydrogen Purification Activated carbon Zeolite 9.23 × 10−2 1.04 × 10−2 1.87 × 10−4 4.22 × 10−3 2.13 × 10−2 Components 𝐷𝑐 (𝑠−1) 𝑟2 𝑐 gPROMS 𝜔𝑖(𝑠−1) 𝐷𝑐 (𝑠−1) 𝑟2 𝑐 gPROMS 𝜔𝑖(𝑠−1) H2 CH4 CO2 CO N2 8.89 × 10−2 3.96 × 10−3 1.24 × 10−2 2.11 × 10−2 2.29 × 10−2 1.3335 5.94 × 10−2 0.186 0.3165 0.3435 1.3845 0.156 0.002805 0.0633 0.3195 29.084 12.843 22.701 22.577 16.263 35.965 9.2309 20.643 29.773 20.413 Table 5.10 – Multisite Langmuir isotherm parameters Components qmax (mol ∙ kg−1) ai (-) 𝐾∞ × 1011( Pa−1) (−∆H)(kJ. mol−1) CO2 H2 CH4 CO N2 CO2 H2 CH4 CO N2 Activated Carbon 7.8550 3.0 23.565 1.0 6.7329 3.5 9.0634 2.6 5.8913 4.0 Zeolite 4.525 2.2 9.954 1.0 4.976 2.0 3.828 2.6 4.148 2.4 2.125 7.233 7.904 2.680 23.46 11.11 50.76 35.65 3.937 30.83 Multisite Langmuir Isotherm 64

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