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Acknowledgements The authors gratefully acknowledge the financial support provided through the “EnPe – NORAD’s Programme within the energy and petroleum sector”. Nomenclature ai Ci Cp Cp,ads Cp,g Cp,s Ctot Dax,i Dc,i D0c,i Dmg,i Dg,ii’ dp Ea,i ΔHr,i kf ki k∞,i kLDF,i ṁ ṅ P PCO2 Pr qi* q̅ i qm,i R RCO2 RH2 Re rc T us yi z number of neighboring sites occupied by adsorbate molecule for species i gas concentration of species i, mol/m3 specific heat at constant pressure, MJ/(kg • K) adsorbed phase specific heat at constant pressure, J/(kg • K) gas specific heat at constant pressure, J/(mol • K) particle specific heat at constant pressure, J/(kg • K) total gas concentration, mol/m3 axial dispersion coefficient of species i, m2/s micropore diffusivity of species i, m2/s limiting micropore diffusivity at infinite temperature of species i, m2/s multicomponent diffusion coefficient of species i, m2/s binary diffusion coefficient of the ij system, m2/s particle diameter, m activation energy of species i, J/mol heat of adsorption of species i, J/mol gas conductivity, J/(s • m • K) equilibrium constant of species i, Pa-1 adsorption constant at infinite temperature of species i, Pa-1 linear driving force coefficient, s-1 mass flow rate, kg/s mole flow rate, mol/s pressure, Pa CO2 purity Prandtl number equilibrium adsorbed concentration of species i, mol/kg averaged adsorbed concentration of species i, mol/kg specific saturation adsorption capacity of species i, mol/kg universal gas constant, Pa • m3/(mol • K) CO2 recovery H2 recovery Reynolds number crystal radius, m temperature, K superficial velocity, m/s mole fraction of species i axial direction, m Greek letters γ specific heat ratio ε bed porosity εp particle porosity ηCO2 CO2 capture efficiency ηis isentropic efficiency ηnet net electric efficiency λax axial thermal dispersion coefficient, J/(s • m • K) μ dynamic viscosity, Pa • sPDF Image | Evaluating Pressure Swing Adsorption as a CO2 separation technique in coal-fired
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