FI20085868A0 - Control method and apparatus for controlling the thickness profile of the fiber web and fiber web machine or its part - Google Patents

Control method and apparatus for controlling the thickness profile of the fiber web and fiber web machine or its part

Info

Publication number
FI20085868A0
FI20085868A0 FI20085868A FI20085868A FI20085868A0 FI 20085868 A0 FI20085868 A0 FI 20085868A0 FI 20085868 A FI20085868 A FI 20085868A FI 20085868 A FI20085868 A FI 20085868A FI 20085868 A0 FI20085868 A0 FI 20085868A0
Authority
FI
Finland
Prior art keywords
fiber web
controlling
control method
thickness profile
machine
Prior art date
Application number
FI20085868A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI120595B (en
Inventor
Pekka Pihola
Juhani Toppari
Marjaana Toppila
Henri Vaittinen
Original Assignee
Metso Paper Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Metso Paper Inc filed Critical Metso Paper Inc
Priority to FI20085868A priority Critical patent/FI120595B/en
Publication of FI20085868A0 publication Critical patent/FI20085868A0/en
Priority to DE102009040751A priority patent/DE102009040751A1/en
Priority to ATA1449/2009A priority patent/AT507388B1/en
Application granted granted Critical
Publication of FI120595B publication Critical patent/FI120595B/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G1/00—Calenders; Smoothing apparatus
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F3/00—Press section of machines for making continuous webs of paper
    • D21F3/02—Wet presses
    • D21F3/06—Means for regulating the pressure
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F7/00—Other details of machines for making continuous webs of paper
    • D21F7/06—Indicating or regulating the thickness of the layer; Signal devices
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G1/00—Calenders; Smoothing apparatus
    • D21G1/002—Opening or closing mechanisms; Regulating the pressure
    • D21G1/0026—Arrangements for maintaining uniform nip conditions
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G1/00—Calenders; Smoothing apparatus
    • D21G1/0066—Calenders; Smoothing apparatus using a special calendering belt
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G3/00—Doctors
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G9/00—Other accessories for paper-making machines
    • D21G9/0009—Paper-making control systems
FI20085868A 2008-09-17 2008-09-17 Control method and apparatus for controlling the thickness profile of the fiber web and fiber web machine or its part FI120595B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI20085868A FI120595B (en) 2008-09-17 2008-09-17 Control method and apparatus for controlling the thickness profile of the fiber web and fiber web machine or its part
DE102009040751A DE102009040751A1 (en) 2008-09-17 2009-09-10 Method for adjusting thickness profile of fiber web in e.g. paper making machine, involves dosing contamination material in transverse direction of fiber web on one of rollers of fiber web machine in desired position
ATA1449/2009A AT507388B1 (en) 2008-09-17 2009-09-14 CONTROL METHOD AND DEVICE FOR REGULATING THE THICK PROFILE OF A FIBER TRAIN, OR A FIBER TRAIN MACHINE OR A PART OF IT

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20085868A FI120595B (en) 2008-09-17 2008-09-17 Control method and apparatus for controlling the thickness profile of the fiber web and fiber web machine or its part
FI20085868 2008-09-17

Publications (2)

Publication Number Publication Date
FI20085868A0 true FI20085868A0 (en) 2008-09-17
FI120595B FI120595B (en) 2009-12-15

Family

ID=39852257

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20085868A FI120595B (en) 2008-09-17 2008-09-17 Control method and apparatus for controlling the thickness profile of the fiber web and fiber web machine or its part

Country Status (3)

Country Link
AT (1) AT507388B1 (en)
DE (1) DE102009040751A1 (en)
FI (1) FI120595B (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI111283B (en) 1997-10-20 2003-06-30 Metso Paper Inc Method for detecting soiling and / or damage of a surface running through a nip in a paper machine or a paper finishing machine
FI116947B (en) 2004-02-05 2006-04-13 Metso Paper Inc Roller cleaning device
FI117639B (en) * 2004-10-08 2006-12-29 Metso Paper Inc Method, process and apparatus for affecting the smoothness of a web

Also Published As

Publication number Publication date
AT507388A3 (en) 2012-05-15
FI120595B (en) 2009-12-15
DE102009040751A1 (en) 2010-04-15
DE102009040751A8 (en) 2010-08-05
AT507388A2 (en) 2010-04-15
AT507388B1 (en) 2012-08-15

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