CA1322652C - Measurement apparatus for measuring the transverse profile of a paper web - Google Patents

Measurement apparatus for measuring the transverse profile of a paper web

Info

Publication number
CA1322652C
CA1322652C CA000607715A CA607715A CA1322652C CA 1322652 C CA1322652 C CA 1322652C CA 000607715 A CA000607715 A CA 000607715A CA 607715 A CA607715 A CA 607715A CA 1322652 C CA1322652 C CA 1322652C
Authority
CA
Canada
Prior art keywords
measuring
paper web
measuring head
bridge
head
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CA000607715A
Other languages
English (en)
French (fr)
Inventor
Rudolf Munch
Elmer Weisshuhn
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sulzer Escher Wyss GmbH
Original Assignee
Sulzer Escher Wyss GmbH
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 Sulzer Escher Wyss GmbH filed Critical Sulzer Escher Wyss GmbH
Application granted granted Critical
Publication of CA1322652C publication Critical patent/CA1322652C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
    • G01B21/08—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness for measuring thickness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/34—Paper
    • G01N33/346—Paper sheets

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Food Science & Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Paper (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
CA000607715A 1988-08-10 1989-08-08 Measurement apparatus for measuring the transverse profile of a paper web Expired - Fee Related CA1322652C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3827084A DE3827084C1 (enExample) 1988-08-10 1988-08-10
DEP3,827,084.6-52 1988-08-10

Publications (1)

Publication Number Publication Date
CA1322652C true CA1322652C (en) 1993-10-05

Family

ID=6360558

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000607715A Expired - Fee Related CA1322652C (en) 1988-08-10 1989-08-08 Measurement apparatus for measuring the transverse profile of a paper web

Country Status (7)

Country Link
US (1) US5298122A (enExample)
EP (1) EP0430975B1 (enExample)
JP (1) JPH04501005A (enExample)
CA (1) CA1322652C (enExample)
DE (1) DE3827084C1 (enExample)
FI (1) FI93901C (enExample)
WO (1) WO1990001673A1 (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5122963A (en) * 1990-03-07 1992-06-16 Process Automation Business, Inc. Actuation cell response and mapping determinations for web forming machines
IT1252176B (it) * 1991-12-09 1995-06-05 Electronic Systems Spa Metodo ed apparecchiatura di scansione con teste di lettura indipendenti per la misura e la visualizzazione dello spessore di un film
DE4204916A1 (de) * 1992-02-19 1993-08-26 Renolit Werke Gmbh Verfahren und vorrichtung zur qualitaetskontrolle von auf kalander- oder extrudermaschinen hergestellten folienrollen
DE4239270A1 (de) * 1992-11-23 1994-05-26 Siemens Ag Verfahren zur Stellgliedidentifizierung bei der Querprofil-Regelung einer kontinuierlich erzeugten Materialbahn
US5563809A (en) * 1994-04-06 1996-10-08 Abb Industrial Systems, Inc. Measurement/control of sheet material using at least one sensor array
JP3094798B2 (ja) * 1994-08-16 2000-10-03 王子製紙株式会社 抄紙機の抄替時の製品水分の制御方法およびその装置
US5583782A (en) * 1994-11-10 1996-12-10 Measurex Devron Inc. Caliper profile control system for paper machine providing reduced start up times
FI972576A0 (fi) * 1994-12-19 1997-06-17 Siemens Ag Menetelmä paperirainojen määrättyjen ominaisuuksien poikkileikkausprofiileihin liittyvien tietojen keräämiseksi sekä näihin ominaisuuksiin vaikuttamiseksi ja menetelmään liittyvä laitteisto
DE19729005A1 (de) * 1997-07-07 1999-02-04 Siemens Ag Vorrichtung zur Messung von Querprofilen bestimmter Eigenschaften einer laufenden Materialbahn, insbesondere aus Papier oder Pappe
US5943906A (en) * 1997-09-12 1999-08-31 Valmet Automation Inc. Method for operating a traversing sensor apparatus
DE19911395A1 (de) * 1999-03-15 2000-09-21 Voith Sulzer Papiertech Patent Vorrichtung zum Bestimmen von Eigenschaften einer laufenden Materialbahn und/oder einer Maschine zu deren Herstellung und/oder Veredelung
DE19911394A1 (de) 1999-03-15 2000-09-21 Voith Sulzer Papiertech Patent Verfahren zum Betreiben einer Maschine zur Herstellung und/oder Veredelung von Materialbahnen
DE19950254C2 (de) * 1999-10-18 2003-06-26 Ims Messsysteme Gmbh Verfahren zur Bestimmung eines Dickenquerprofils und des Dickenlängsprofils eines laufenden Materialbandes
US6253604B1 (en) * 2000-01-19 2001-07-03 Impact Systems, Inc. Scanner with interior gauging head and combined dust and drive belt
DE50114497D1 (de) * 2000-08-16 2009-01-02 Schaeffler Kg Linearführung
DE10247555A1 (de) * 2002-10-11 2004-04-22 Voith Paper Patent Gmbh Verfahren zur Herstellung einer Faserstoffbahn und Überwachungssystem
EP2792788B8 (en) * 2011-04-28 2016-09-21 ABB Schweiz AG Process for extracting dominant spectral components from a power spectrum of noisy measurements
CN114440803B (zh) * 2021-12-31 2023-06-06 深圳供电局有限公司 横截面积测量装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8135891U1 (de) * 1982-10-28 Grecon Greten Gmbh & Co Kg, 3257 Springe Vorrichtung zur Ermittlung und Auswertung von Schwankungen des Flächegewichts von Vliesen
US3108844A (en) * 1961-02-27 1963-10-29 Industrial Nucleonics Corp Sheet profile gauging and recording system
US3557351A (en) * 1967-04-12 1971-01-19 Industrial Nucleonics Corp Property measurement signal filtering method and apparatus for eliminating predetermined components
US3609318A (en) * 1969-02-13 1971-09-28 Measurex Corp Digital control system for scanning sheet material
US3610899A (en) * 1969-02-17 1971-10-05 Measurex Corp Method of obtaining variances of a characteristic of a sheet material
DE2019975A1 (de) * 1970-04-24 1971-11-18 Fuji Photo Film Co Ltd Vorrichtung zur Dickenmessung von Bahn-,Bogen-,Blechmaterial od.dgl.
US4271699A (en) * 1979-12-07 1981-06-09 Williamson Harry L Sheet thickness monitoring system and method
SE454365B (sv) * 1980-06-02 1988-04-25 Svenska Traeforskningsinst Sett for styrning av en pappersbanas egenskaper tvers matningsriktningen i en pappersmaskin
DE3148800C2 (de) * 1981-12-09 1986-12-04 Grecon Greten Gmbh & Co Kg, 3220 Alfeld Verfahren und Vorrichtung zur Ermittlung und Korrektur von Schwankungen des Flächengewichts von losen lignozellulose- und/oder zellulosehaltigen Holzspanteilchen, Fasern oder dergleichen
JPS60177202A (ja) * 1984-02-23 1985-09-11 Toshiba Mach Co Ltd 走査式透過型厚さ計
JPS60177203A (ja) * 1984-02-23 1985-09-11 Toshiba Mach Co Ltd 透過型厚さ計による端部計測方法および装置
JPS60177204A (ja) * 1984-02-24 1985-09-11 Komori Printing Mach Co Ltd 枚葉輪転印刷機の２枚差検出方式
SE459013B (sv) * 1987-09-22 1989-05-29 Svenska Traeforskningsinst Saett foer maetning av variationer i egenskaper hos en kontinuerligt loepande pappersbana

Also Published As

Publication number Publication date
FI93901C (fi) 1995-06-12
JPH04501005A (ja) 1992-02-20
WO1990001673A1 (de) 1990-02-22
FI910598A0 (fi) 1991-02-07
DE3827084C1 (enExample) 1989-11-16
FI93901B (fi) 1995-02-28
EP0430975B1 (de) 1992-12-23
EP0430975A1 (de) 1991-06-12
US5298122A (en) 1994-03-29

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Legal Events

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