FI20105020A - A method for controlling paper machine nip rolls and a control arrangement for paper machine nip rolls - Google Patents

A method for controlling paper machine nip rolls and a control arrangement for paper machine nip rolls Download PDF

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Publication number
FI20105020A
FI20105020A FI20105020A FI20105020A FI20105020A FI 20105020 A FI20105020 A FI 20105020A FI 20105020 A FI20105020 A FI 20105020A FI 20105020 A FI20105020 A FI 20105020A FI 20105020 A FI20105020 A FI 20105020A
Authority
FI
Finland
Prior art keywords
paper machine
nip rolls
machine nip
control arrangement
controlling
Prior art date
Application number
FI20105020A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI20105020A0 (en
FI123494B (en
Inventor
Juha Lahtinen
Juhani Vestola
Seppo Kupiainen
Jorma Snellman
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 FI20105020A priority Critical patent/FI123494B/en
Publication of FI20105020A0 publication Critical patent/FI20105020A0/en
Priority to DE102010064395A priority patent/DE102010064395A1/en
Priority to ATA21/2011A priority patent/AT509271B1/en
Publication of FI20105020A publication Critical patent/FI20105020A/en
Application granted granted Critical
Publication of FI123494B publication Critical patent/FI123494B/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G1/00—Calenders; Smoothing apparatus
    • D21G1/02—Rolls; Their bearings
    • D21G1/0206—Controlled deflection rolls
    • D21G1/0213—Controlled deflection rolls with deflection compensation means acting between the roller shell and its supporting member
    • D21G1/022—Controlled deflection rolls with deflection compensation means acting between the roller shell and its supporting member the means using fluid pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C13/00—Rolls, drums, discs, or the like; Bearings or mountings therefor
    • F16C13/02—Bearings
    • F16C13/022—Bearings supporting a hollow roll mantle rotating with respect to a yoke or axle
    • F16C13/024—Bearings supporting a hollow roll mantle rotating with respect to a yoke or axle adjustable for positioning, e.g. radial movable bearings for controlling the deflection along the length of the roll mantle
    • F16C13/026—Bearings supporting a hollow roll mantle rotating with respect to a yoke or axle adjustable for positioning, e.g. radial movable bearings for controlling the deflection along the length of the roll mantle by fluid pressure

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Replacement Of Web Rolls (AREA)
  • Paper (AREA)
FI20105020A 2010-01-12 2010-01-12 Method for controlling the paper machine's nip rolls and the control device for the paper machine's nip rolls FI123494B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI20105020A FI123494B (en) 2010-01-12 2010-01-12 Method for controlling the paper machine's nip rolls and the control device for the paper machine's nip rolls
DE102010064395A DE102010064395A1 (en) 2010-01-12 2010-12-30 Method for controlling nip rollers of paper machines, involves providing regulating valve with actuators, where actuators react automatically on rate of change of load pressure
ATA21/2011A AT509271B1 (en) 2010-01-12 2011-01-05 METHOD FOR CONTROLLING PAPER MACHINE NIP ROLLERS AND CONTROL ARRANGEMENT FOR PAPER MACHINE NIP ROLLERS

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20105020 2010-01-12
FI20105020A FI123494B (en) 2010-01-12 2010-01-12 Method for controlling the paper machine's nip rolls and the control device for the paper machine's nip rolls

Publications (3)

Publication Number Publication Date
FI20105020A0 FI20105020A0 (en) 2010-01-12
FI20105020A true FI20105020A (en) 2011-07-13
FI123494B FI123494B (en) 2013-05-31

Family

ID=41620858

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20105020A FI123494B (en) 2010-01-12 2010-01-12 Method for controlling the paper machine's nip rolls and the control device for the paper machine's nip rolls

Country Status (3)

Country Link
AT (1) AT509271B1 (en)
DE (1) DE102010064395A1 (en)
FI (1) FI123494B (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI98320C (en) * 1994-03-09 1997-05-26 Valmet Paper Machinery Inc Method for sliding bearings of a tubular roll roll for a paper machine or the like and a tubular roll applying the method
FI104121B1 (en) 1998-08-14 1999-11-15 Valmet Corp A method and apparatus for changing the characteristic frequency of a nip roll structure of a paper or board machine
FI116081B (en) * 2004-07-20 2005-09-15 Metso Paper Inc Deflection-compensated roll for paper / board or finishing machine

Also Published As

Publication number Publication date
FI20105020A0 (en) 2010-01-12
DE102010064395A1 (en) 2011-07-14
AT509271A2 (en) 2011-07-15
FI123494B (en) 2013-05-31
AT509271B1 (en) 2014-09-15
DE102010064395A8 (en) 2012-02-09
AT509271A3 (en) 2014-06-15

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