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Computational and Experimental Investigation of the Grooved Roll in Paper Machine Environment

Nurmi, Simo A.
Acta Universitatis Lappeenrantaensis (Lappeenranta University of Technology, 16.12.2009)

In the paper machine, it is not a desired feature for the boundary layer flows in the fabric and the roll surfaces to travel into the closing nips, creating overpressure. In this thesis, the aerodynamic behavior of the ...