ZA200707101B - System and method to control press section dewatering on paper and pulp drying machines using chemical dewatering agents - Google Patents

System and method to control press section dewatering on paper and pulp drying machines using chemical dewatering agents

Info

Publication number
ZA200707101B
ZA200707101B ZA200707101A ZA200707101A ZA200707101B ZA 200707101 B ZA200707101 B ZA 200707101B ZA 200707101 A ZA200707101 A ZA 200707101A ZA 200707101 A ZA200707101 A ZA 200707101A ZA 200707101 B ZA200707101 B ZA 200707101B
Authority
ZA
South Africa
Prior art keywords
dewatering
paper
press section
drying machines
control press
Prior art date
Application number
ZA200707101A
Other languages
English (en)
Inventor
Weinstein David Ira
St John Michael Robert
Rodney H Banks
James L Thomas
Original Assignee
Nalco Co
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 Nalco Co filed Critical Nalco Co
Publication of ZA200707101B publication Critical patent/ZA200707101B/xx

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
    • 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
    • D21F7/003—Indicating or regulating the moisture content of the layer
    • 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
    • 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
    • D21G9/0036—Paper-making control systems controlling the press or drying section
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/78—Controlling or regulating not limited to any particular process or apparatus
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/60—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
    • G06F7/64—Digital differential analysers, i.e. computing devices for differentiation, integration or solving differential or integral equations, using pulses representing increments; Other incremental computing devices for solving difference equations
    • G06F7/66—Digital differential analysers, i.e. computing devices for differentiation, integration or solving differential or integral equations, using pulses representing increments; Other incremental computing devices for solving difference equations wherein pulses represent unitary increments only
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
    • D21H25/02—Chemical or biochemical treatment
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
    • D21H25/04—Physical treatment, e.g. heating, irradiating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Paper (AREA)
ZA200707101A 2005-01-26 2007-08-23 System and method to control press section dewatering on paper and pulp drying machines using chemical dewatering agents ZA200707101B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/043,700 US20060162887A1 (en) 2005-01-26 2005-01-26 System and method to control press section dewatering on paper and pulp drying machines using chemical dewatering agents

Publications (1)

Publication Number Publication Date
ZA200707101B true ZA200707101B (en) 2009-09-30

Family

ID=36695478

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200707101A ZA200707101B (en) 2005-01-26 2007-08-23 System and method to control press section dewatering on paper and pulp drying machines using chemical dewatering agents

Country Status (16)

Country Link
US (2) US20060162887A1 (xx)
EP (1) EP1856325B1 (xx)
JP (1) JP4951529B2 (xx)
KR (1) KR101241985B1 (xx)
CN (2) CN101831834B (xx)
AR (1) AR055721A1 (xx)
AT (1) ATE533891T1 (xx)
AU (1) AU2006208249A1 (xx)
BR (1) BRPI0606345B1 (xx)
CA (1) CA2595813C (xx)
ES (1) ES2374092T3 (xx)
MX (1) MX2007008959A (xx)
NO (1) NO20074338L (xx)
TW (1) TWI400381B (xx)
WO (1) WO2006081199A2 (xx)
ZA (1) ZA200707101B (xx)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7556714B2 (en) * 2006-09-18 2009-07-07 Nalco Company Method of operating a papermaking process
US7597782B2 (en) * 2006-10-11 2009-10-06 Dubois Chemicals, Inc. Press stable method of cleaning paper machine press fabrics on-the-run
US8594828B2 (en) * 2008-09-30 2013-11-26 Rockwell Automation Technologies, Inc. System and method for optimizing a paper manufacturing process
US9481777B2 (en) 2012-03-30 2016-11-01 The Procter & Gamble Company Method of dewatering in a continuous high internal phase emulsion foam forming process
CN102978991B (zh) * 2012-12-12 2015-09-30 金红叶纸业集团有限公司 烘缸装置
US8858759B1 (en) * 2013-07-10 2014-10-14 Ecolab Usa Inc. Enhancement of sheet dewatering using soy flour or soy protein
CN103530217B (zh) * 2013-10-17 2015-08-05 金东纸业（江苏）股份有限公司 纸机线压控制测试系统及方法
WO2016032878A1 (en) * 2014-08-25 2016-03-03 Astenjohnson, Inc. Fluid spray web coating apparatus
CN104213454A (zh) * 2014-09-15 2014-12-17 岳阳林纸股份有限公司 一种三防原纸的制造方法
US10255572B2 (en) * 2015-07-09 2019-04-09 Honeywell Asca Inc. Integration of clothing performance in planning optimization of paper and board machine to reduce manufacturing costs
US11072890B2 (en) 2016-12-30 2021-07-27 Ecolab Usa Inc. Brown stock wash control
CN107059460A (zh) * 2017-03-30 2017-08-18 大唐国际发电股份有限公司高铝煤炭资源开发利用研发中心 一种纸张抄造的方法
WO2019018616A1 (en) * 2017-07-19 2019-01-24 Process Wastewater Technologies, LLC SYSTEMS AND METHODS FOR DEHYDRATION
US10969749B2 (en) * 2017-08-22 2021-04-06 Honeywell Limited Application of model predictive control (MPC)-based forced ramping of process input variables and process output reference trajectory design over a prediction horizon for MPC-based paper machine grade change control
DE102017127932A1 (de) * 2017-11-27 2019-05-29 Voith Patent Gmbh Verfahren
AU2019353369A1 (en) * 2018-10-01 2021-04-29 Maintech Co., Ltd. Monitoring system

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5314810A (en) * 1976-07-22 1978-02-09 Ishikawajima Harima Heavy Ind Controlling method of dehydration of paper screening machine
US4587023A (en) * 1984-08-31 1986-05-06 Nalco Chemical Company Control system for a process
JPH07100915B2 (ja) * 1991-10-15 1995-11-01 大昭和製紙株式会社 紙の水分率を連続的に測定する装置
JP2542985B2 (ja) * 1992-01-22 1996-10-09 日本製紙株式会社 製紙工程中で紙の寸法安定性を予測する方法及び装置
US5377428A (en) * 1993-09-14 1995-01-03 James River Corporation Of Virginia Temperature sensing dryer profile control
JP3728867B2 (ja) * 1997-05-23 2005-12-21 王子製紙株式会社 抄紙機のワイヤパートの濾過白水濃度の自動制御方法とその装置ならびに濾過白水の目標濃度の設定方法
DE69828812T2 (de) * 1997-11-14 2006-03-30 Metso Paper, Inc. Verfahren zur herstellung vom kalandrierten papier
US6274002B1 (en) * 1998-06-23 2001-08-14 Wilbanks International, Inc. Papermaking machine with variable dewatering elements including variable pulse turbulation blades adjusted by computer control system in response to sensors of paper sheet characteristics
US7115188B2 (en) * 2002-01-18 2006-10-03 Voith Paper Patent Gmbh Process and apparatus for monitoring dewatering in a wet section of a paper machine
US6706144B1 (en) * 2002-06-18 2004-03-16 Ondeo Nalco Company Method of dewatering pulp
JP4063100B2 (ja) * 2003-02-13 2008-03-19 王子製紙株式会社 抄紙機の制御方法、制御装置、プログラム及び記憶媒体
JP2004308067A (ja) * 2003-04-09 2004-11-04 Daio Paper Corp インレット原料の調整方法

Also Published As

Publication number Publication date
US7964064B2 (en) 2011-06-21
KR20070111500A (ko) 2007-11-21
MX2007008959A (es) 2008-01-18
WO2006081199A2 (en) 2006-08-03
NO20074338L (no) 2007-08-24
AU2006208249A1 (en) 2006-08-03
US20080179028A1 (en) 2008-07-31
CN101163836B (zh) 2012-05-30
EP1856325A2 (en) 2007-11-21
JP4951529B2 (ja) 2012-06-13
CN101163836A (zh) 2008-04-16
CN101831834B (zh) 2013-05-01
EP1856325B1 (en) 2011-11-16
KR101241985B1 (ko) 2013-03-12
BRPI0606345A2 (pt) 2009-06-16
WO2006081199A3 (en) 2007-11-01
ATE533891T1 (de) 2011-12-15
CA2595813A1 (en) 2006-08-03
CN101831834A (zh) 2010-09-15
BRPI0606345B1 (pt) 2016-01-26
JP2008533313A (ja) 2008-08-21
CA2595813C (en) 2013-09-03
EP1856325A4 (en) 2010-06-02
ES2374092T3 (es) 2012-02-13
TWI400381B (zh) 2013-07-01
AR055721A1 (es) 2007-09-05
US20060162887A1 (en) 2006-07-27
TW200639293A (en) 2006-11-16

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