Chemical(reactive) Absorption 化学吸收 得鏊4 爬香 ·i
Chemical (reactive) Absorption 化学吸收
Chemical (reactive) Absorption 化学吸收 1.化学吸收与物理吸收的比较( chemical absorption and physical absorption) 2.E( Enhancement factor)的计算方法 1)瞬时反应2)均相快速1级反应 3)均相慢速1级反应4)均相2级反应 5)均相n级反应
2. E（ Enhancement factor）的计算方法 1. 化学吸收与物理吸收的比较( chemical absorption and physical absorption) Chemical (reactive) Absorption 化学吸收 1）瞬时反应 2） 均相快速1级反应 3）均相慢速1级反应 4） 均相2级反应 5）均相n级反应
Purified gas CO CO 2 3 Air Rich solvent Lean solvent
1 2 3 4 CO2 CO2 Lean solvent Air Purified gas Rich solvent
CO2 Purified gas absorbe regener ator
CO2 Purified gas absorber regener ator
Differences between physical and chemical absorption physical chemical Capacity partial pressure not sensitive tor Heat low high Desorb flash low-level steam Remove gas difficulty easy selectively
Differences between physical and chemical absorption physical chemical Capacity partial pressure not sensitive to~ Heat low high Desorb flash low-level steam Remove gas difficulty easy selectively