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Article | REF: W9240 V1

Water management in paper and board industry

Author: Sylvie NIVELON

Publication date: February 10, 2014 | Lire en français

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    6. Good water management practices in paper mills

    When we talk about water management in paper mills, we need to take a global view of all water circuits: the process water circuit (fabric water and clarified water), the clear water circuit and effluents.

    6.1 Process water management strategies

    The water circuit of the paper machine is managed in a loop (figure 6 ):

    • the short loop or primary circuit: immediate reuse of the first draining water from the fabric, rich in fibers, to dilute the thick paste before the headbox;

    • the long loop surrounding the primary circuit, or secondary circuit. This circuit collects water...

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