Modified correction-factor analysis on membrane extraction in multipass countercurrent-flow external-recycle rectangular modules

• Main Authors: Chang-Chih Yang, 楊長智
• Other Authors: Ho-Ming Yeh
• Format: Others
• Language: zh-TW
• Published: 2012
• Online Access: http://ndltd.ncl.edu.tw/handle/15573983869827389859

碩士 === 淡江大學 === 化學工程與材料工程學系碩士班 === 100 === In present study the modified correction-factor analysis is introduced to develop the mass-transfer theory in multipass countercurrent-flow recycled membrane extractors, in which the unknown solute outlet concentrations are neither in the estimating equation for mass-transfer rate nor in the modified correction-factor charts, and thus the calculation is easy and direct without using the try-and-error method, which should be employed in the conventional correction-factor analysis. Experimental results confirm the prediction values for the extraction of acetic acid from aqueous solution by methyl isobutyl ketone in the double-pass device.