Metso Paper Inc.

Pekka Moisio

Pekka Linnonmaa

Antti Heikkinen

Markku Kyyts&ouml;nen

Ville Vuorij&auml;rvi

A method for optimizing a production unit, which unit is a unit or a group of units in a papermaking, cardboard, or converting process. The method comprises the steps of analyzing the initial production features, determining the objectives of the production performance, determining the means for upgrading production and determining the upgrade package composition making an agreement with the customer for the means for upgrading production whereby the agreement comprises a step of the customer paying an investment fee (SP) of the upgrade package and a cumulative fee Pcovering the rest of the payment to the vendor.

Method for selling upgrade packages in papermaking

A paper or board web (W) is calendered in at least one calendering nip (N N ), and the web (W) is moisturized before calendering. The web (W) is moisturized by means of liquid moisturization ( ) very close before at least one calendering nip (N N ). A calender for calendering a paper or board web has at least one liquid moisturizing calendering nip (N N ) and at least one device ( ) for moisturizing the web (W) is placed very close before at least one calendering nip (N N ).

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Helsinki, Finland

Pekka Moisio