DE50007123D1 - Process for fiber orientation control - Google Patents

Process for fiber orientation control

Info

Publication number
DE50007123D1
DE50007123D1 DE50007123T DE50007123T DE50007123D1 DE 50007123 D1 DE50007123 D1 DE 50007123D1 DE 50007123 T DE50007123 T DE 50007123T DE 50007123 T DE50007123 T DE 50007123T DE 50007123 D1 DE50007123 D1 DE 50007123D1
Authority
DE
Germany
Prior art keywords
fiber orientation
orientation control
fiber
control
orientation
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 - Lifetime
Application number
DE50007123T
Other languages
German (de)
Inventor
Klaus Lehleiter
Holger Humberg
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 Paper Patent 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 Paper Patent GmbH filed Critical Voith Paper Patent GmbH
Priority to DE50007123T priority Critical patent/DE50007123D1/en
Application granted granted Critical
Publication of DE50007123D1 publication Critical patent/DE50007123D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • D21G9/0027—Paper-making control systems controlling the forming section
    • 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
    • D21F1/06—Regulating pulp flow
    • 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
    • D21F1/08—Regulating consistency
DE50007123T 1999-11-05 2000-09-01 Process for fiber orientation control Expired - Lifetime DE50007123D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50007123T DE50007123D1 (en) 1999-11-05 2000-09-01 Process for fiber orientation control

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19953225A DE19953225A1 (en) 1999-11-05 1999-11-05 Fiber orientation control in a paper/cardboard web uses pulp flow data at the stock inlet to correct the flow speed and pulp throughput in sections by a diaphragm together with throttles and fluid feed/extraction systems
DE50007123T DE50007123D1 (en) 1999-11-05 2000-09-01 Process for fiber orientation control

Publications (1)

Publication Number Publication Date
DE50007123D1 true DE50007123D1 (en) 2004-08-26

Family

ID=7927988

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19953225A Withdrawn DE19953225A1 (en) 1999-11-05 1999-11-05 Fiber orientation control in a paper/cardboard web uses pulp flow data at the stock inlet to correct the flow speed and pulp throughput in sections by a diaphragm together with throttles and fluid feed/extraction systems
DE50007123T Expired - Lifetime DE50007123D1 (en) 1999-11-05 2000-09-01 Process for fiber orientation control

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19953225A Withdrawn DE19953225A1 (en) 1999-11-05 1999-11-05 Fiber orientation control in a paper/cardboard web uses pulp flow data at the stock inlet to correct the flow speed and pulp throughput in sections by a diaphragm together with throttles and fluid feed/extraction systems

Country Status (2)

Country Link
EP (1) EP1116825B1 (en)
DE (2) DE19953225A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6799083B2 (en) * 2002-02-21 2004-09-28 Abb Inc. On-line fiber orientation closed-loop control
DE102007034766A1 (en) * 2007-07-25 2009-01-29 Voith Patent Gmbh Apparatus and method for on-line control of the fiber orientation cross-profile

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH671418A5 (en) * 1987-02-23 1989-08-31 Escher Wyss Gmbh
US5145560A (en) * 1989-12-29 1992-09-08 Weyerhaeuser Company Method and apparatus for monitoring and controlling the velocity of a jet along the slice opening of a papermaking machine
DE4025675C2 (en) * 1990-08-14 1994-10-20 Escher Wyss Gmbh Headbox
FR2714403A1 (en) * 1993-12-23 1995-06-30 Chleq Frote Paper-making stock inlet
CN1114013C (en) * 1996-04-18 2003-07-09 韦尔梅特公司 Method for overall regulation of the headbox and/or the former of a paper machine or equivalent
DE19733454A1 (en) * 1997-08-02 1999-02-04 Voith Sulzer Papiermasch Gmbh Method and device for detecting and correcting a fiber orientation cross profile change

Also Published As

Publication number Publication date
EP1116825A3 (en) 2002-01-23
EP1116825A2 (en) 2001-07-18
DE19953225A1 (en) 2001-05-23
EP1116825B1 (en) 2004-07-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: VOITH PATENT GMBH, 89522 HEIDENHEIM, DE