EP0892108A3 - Stoffauflauf - Google Patents

Stoffauflauf Download PDF

Info

Publication number
EP0892108A3
EP0892108A3 EP98108652A EP98108652A EP0892108A3 EP 0892108 A3 EP0892108 A3 EP 0892108A3 EP 98108652 A EP98108652 A EP 98108652A EP 98108652 A EP98108652 A EP 98108652A EP 0892108 A3 EP0892108 A3 EP 0892108A3
Authority
EP
European Patent Office
Prior art keywords
machine
stock suspension
headbox
turbulence
hydr
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.)
Granted
Application number
EP98108652A
Other languages
English (en)
French (fr)
Other versions
EP0892108B1 (de
EP0892108A2 (de
Inventor
Elmer Dr. Weisshuhn
Ulrich Begemann
Volker Schmidt-Rohr
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.)
Voith Patent GmbH
Original Assignee
Voith Sulzer Papiermaschinen 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 Voith Sulzer Papiermaschinen GmbH filed Critical Voith Sulzer Papiermaschinen GmbH
Publication of EP0892108A2 publication Critical patent/EP0892108A2/de
Publication of EP0892108A3 publication Critical patent/EP0892108A3/de
Application granted granted Critical
Publication of EP0892108B1 publication Critical patent/EP0892108B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/02—Head boxes of Fourdrinier machines
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/02—Head boxes of Fourdrinier machines
    • D21F1/026—Details of the turbulence section

Landscapes

  • Paper (AREA)
  • Nozzles (AREA)

Abstract

Die Erfindung betrifft einen Stoffauflauf (1) einer Papiermaschine oder einer Kartonmaschine mit mindestens einem Mittel (2) zur Zuführung von Stoffsuspension über die Maschinenbreite verteilt, mindestens einem Mittel (3) zur Erzeugung einer Turbulenz, mindestens ein Mittel (4) zum maschinenbreiten Auftragen der Stoffsuspension auf ein Sieb oder zum Einbringen der Stoffsuspension zwischen zwei Siebe.
Die Erfindung ist dadurch gekennzeichnet, daß mindestens eines der Mittel oder das Mittel (3) zur Erzeugung einer Turbulenz einen hydraulischen Durchmesser dhydr im Endbereich aufweist, der kleiner als 17 mm beträgt.
EP98108652A 1997-07-04 1998-05-13 Stoffauflauf Expired - Lifetime EP0892108B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19728599 1997-07-04
DE19728599A DE19728599A1 (de) 1997-07-04 1997-07-04 Stoffauflauf

Publications (3)

Publication Number Publication Date
EP0892108A2 EP0892108A2 (de) 1999-01-20
EP0892108A3 true EP0892108A3 (de) 1999-06-23
EP0892108B1 EP0892108B1 (de) 2003-10-08

Family

ID=7834643

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98108652A Expired - Lifetime EP0892108B1 (de) 1997-07-04 1998-05-13 Stoffauflauf

Country Status (3)

Country Link
US (1) US6099692A (de)
EP (1) EP0892108B1 (de)
DE (2) DE19728599A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10335752A1 (de) * 2003-08-05 2005-03-03 Voith Paper Patent Gmbh Stoffauflauf einer Papier- oder Kartonmaschine
US8075737B2 (en) * 2006-01-30 2011-12-13 Paperchine Inc. Headbox apparatus for a papermaking machine
US7897016B2 (en) * 2006-01-30 2011-03-01 James Leroy Ewald Headbox apparatus for a papermaking machine
US7794570B2 (en) * 2006-01-30 2010-09-14 Paperchine Inc. Headbox apparatus for a papermaking machine
JP4913510B2 (ja) * 2006-09-05 2012-04-11 横河電機株式会社 シミュレーション方法、繊維配向制御方法、及び繊維配向制御装置
US8877011B2 (en) 2011-05-11 2014-11-04 Hollingsworth & Vose Company Systems and methods for making fiber webs
US8758559B2 (en) 2011-07-27 2014-06-24 Hollingsworth & Vose Company Systems and methods for making fiber webs
EP2736712A4 (de) 2011-07-27 2015-03-11 Hollingsworth & Vose Co Systeme und verfahren zur herstellung von fasernetzen
US8770649B2 (en) 2011-10-29 2014-07-08 Alexander Praskovsky Device, assembly, and system for reducing aerodynamic drag
US9422665B2 (en) 2012-09-04 2016-08-23 Paperchine Inc. Headbox apparatus
DE102015209389A1 (de) * 2015-05-22 2016-11-24 Voith Patent Gmbh Verfahren und Vorrichtung zur Herstellung von hochgefüllten Papieren

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1213137A (en) * 1966-11-29 1970-11-18 Beloit Corp Method of and apparatus for handling fluid slurries
DE1941424A1 (de) * 1969-08-14 1971-02-25 Escher Wyss Gmbh Stoffauflauf fuer eine Papiermaschine od.dgl.
US4070238A (en) * 1976-08-16 1978-01-24 Aktiebolaget Karlstads Mekaniska Werkstad Headbox for delivering a jet of well dispersed fibrous stock
EP0300288A1 (de) * 1987-07-18 1989-01-25 Neue Bruderhaus Maschinenfabrik GmbH Turbulenzerzeuger für den Stoffauflauf einer Papiermaschine

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3098787A (en) * 1960-07-21 1963-07-23 Time Inc Flow system
FI56987C (fi) * 1976-08-20 1980-05-12 Valmet Oy System foer stabilisering av massasuspensionstroemmen i en hydraulisk inloppslaoda i en pappersmaskin
SE422091B (sv) * 1978-03-23 1982-02-15 Karlstad Mekaniska Ab Inloppslada for en pappersmaskin
DE3039463C2 (de) * 1980-10-18 1986-03-20 Neue Bruderhaus Maschinenfabrik GmbH, 7410 Reutlingen Stoffauflauf für eine Papiermaschine
US4687548A (en) * 1984-10-31 1987-08-18 Valmet Oy Method and apparatus for controlling distortion of fibre orientation in a paper web
FI82085C (fi) * 1989-06-02 1991-01-10 Valmet Paper Machinery Inc Turbulensgenerator i inloppslaodan av en pappersmaskin.
DE4211291C3 (de) * 1992-04-03 2001-06-07 Voith Gmbh J M Mischeinrichtung und Verfahren zum Mischen von zwei Flüssigkeiten bei konstantem Gemischvolumenstrom zur Versorgung des Stoffauflaufs einer Papiermaschine
DE9304736U1 (de) * 1993-03-30 1993-05-19 Sulzer-Escher Wyss GmbH, 7980 Ravensburg Turbulenzerzeuger für einen Stoffauflauf einer Papiermaschine
DE4437180C2 (de) * 1994-10-18 1997-03-20 Voith Sulzer Papiermasch Gmbh Verfahren zur Herstellung eines Stoffauflaufes und Zwischenteil eines Stoffaufllaufes einer Papier- oder Kartonmaschine

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1213137A (en) * 1966-11-29 1970-11-18 Beloit Corp Method of and apparatus for handling fluid slurries
DE1941424A1 (de) * 1969-08-14 1971-02-25 Escher Wyss Gmbh Stoffauflauf fuer eine Papiermaschine od.dgl.
US4070238A (en) * 1976-08-16 1978-01-24 Aktiebolaget Karlstads Mekaniska Werkstad Headbox for delivering a jet of well dispersed fibrous stock
EP0300288A1 (de) * 1987-07-18 1989-01-25 Neue Bruderhaus Maschinenfabrik GmbH Turbulenzerzeuger für den Stoffauflauf einer Papiermaschine

Also Published As

Publication number Publication date
US6099692A (en) 2000-08-08
EP0892108B1 (de) 2003-10-08
DE59809844D1 (de) 2003-11-13
EP0892108A2 (de) 1999-01-20
DE19728599A1 (de) 1999-01-07

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