Part 3 how to enhance an absorption process? Mechanism of mass transfer between phases How to reduce resistence How to enlarge driving force How to improve apparatus transfer、 driving A= area x × CO efficient force KGA(PA-PA)Part 3: how to enhance an absorption process? • Mechanism of mass transfer between phases • How to reduce resistence • How to enlarge driving force • How to improve apparatus ( *) G A A A K A p p force driving coefficient transfer N area = − =  