Wireless moisture measurement for the roll coatings of fiber web machines and measuring equipment
AssigneeMetso Paper, Inc.
InventorMikko Vuolanto
Life of this patent
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Abstract
The various embodiments of the invention are connected to a radio-frequency identifier of the roll coating in a fiber web machine. The fiber web machine comprises a radio-frequency identifier (for example RFID, RFID-tag), so that the moisture content can be measured from the roll or from the roll coating of a fiber web machine.
Claims29
A fiber web machine, the fiber web machine comprising a radio-frequency identifier, so that moisture can be measured from roll or roll coating of the fiber web machine.
A roll of a fiber web machine, comprising a roll frame and on top of the roll frame, a coating made of polymer material, wherein the roll comprises means for measuring moisture wirelessly from the roll or from the roll coating.
A method for measuring moisture in a coating of a roll of a fiber web machine, in which:
- data is received wirelessly from the roll or from the roll coating for
- defining the moisture content.
A method for defining moisture in a coating of a roll of a fiber web machine roll, in which:
- data is transmitted wirelessly from the roll or from the roll coating, which data indicates the moisture content in the roll coating or in the roll.
Dependencies are inferred from the claim text.