In order to get adsorption amount of H2 and CO2 of mixture and selectivity of CO2, the combined method of double Langmuir model (DL) and the ideal adsorbed solution theory (IAST) was used.

• 利用该模型，结合理想吸附溶液理论，计算了CO2-H2混合物体系中各组分的分吸附量和二氧化碳的吸附选择性。