The Research of Cleaning Method of Membrane Modules in Ultrafiltration Pretreatment System

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In ultrafiltration pretreatment system, regular cleaning is the key measure to prevent and control membrane fouling and scaling. The fouling model is modified and the criterion of cleaning is given in this paper. The cleaning method of membrane modules can be expressed as a mixed-integer non-linear programming (MINLP) problem with the minimum total operation cost as target function during two years projection period while one month one period. The results of the example indicate that the cleaning strategy and solving method provided is effective for the membrane maintenance.

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927-932

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April 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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