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D.B. Brewster. Incomplete control systems – Prepared discussion contribution. In Papermaking Systems and their Control, Trans. of the IVth Fund. Res. Symp. Oxford, 1969, (F. Bolam, ed.), pp 558–560, FRC, Manchester, 2018.


Entire papermachine control implies at least the regulation of all the product quality variables such as basis weight, moisture content, strength, opacity and porosity. Implementation of such a control scheme is generally done in a piecemeal fashion . The usual starting point is automatic control of basis weight by manipulation of stock flow. The remaining variables are on manual control.

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