An instructional video of the methodology of the equipment, gasliquid absorption column. Ppt gas absorption column powerpoint presentation free to download id. The factors given are the gas volumetric flow rate v, the concentration of transfer components y in the gas, the liquid. Ppt gas absorption column powerpoint presentation free. All waste water is let out through an overflow or a pump. Pdf modelling of a gas absorption column for co2naoh. Mellapak 252y no gas flow, moderate liquid flow rate.
The model equation is developed by considering material balance around. Gas absorption is mass transfer operation where one or more species is removed from a gaseous stream by dissolution in a liquid. Modelling of a gas absorption column for co2naoh system under unsteadystate regime article pdf available in leonardo electronic journal of practices and technologies 47 june 2008 with. Pdf modelling and simulation of gas liquid absorption.
The species transferred to the liquid phase are referred to as solutes or absorbate. The mathematical viewer is developed and simulated for a gas liquid absorption column to control the flow rate of h 2 o 2. Gas and liquid are passed through the tube in countercurrent flow. Gas liquid absorption could be employed in purification of waste gases coulson 1996. Distillationabsorption column design che 4253 design i 1800 or earlier now. The column is usually placed on a container, which contains the scrubbing liquor. The fundamental physical principles underlying the process of gas absorption are the solubility of the absorbed gas and the rate of mass transfer. Absorption and stripping in addition to the distillation, there are other unit operations used for separating substances absorption is the unit operation in which one or more components of a gas stream are removed from the gas mixture by being absorbed onto a nonvolatile liquid called a solvent in this case, the solvent is the separating. Packed tower with rashchig rings packings is used in the experiment.576 61 1102 587 795 706 446 1073 1239 1000 446 179 1271 916 184 591 1323 424 400 866 227 384 988 1267 1233 404 1100 1451 606 570 255 1067 1312 1236 385 1265 1378 151 1275 1476 9