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RU2013120321A - METHOD FOR DRYING CELLULOSE AND SUCTION DRUM USED FOR DRYING CELLULOSE - Google Patents

METHOD FOR DRYING CELLULOSE AND SUCTION DRUM USED FOR DRYING CELLULOSE Download PDF

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Publication number
RU2013120321A
RU2013120321A RU2013120321/12A RU2013120321A RU2013120321A RU 2013120321 A RU2013120321 A RU 2013120321A RU 2013120321/12 A RU2013120321/12 A RU 2013120321/12A RU 2013120321 A RU2013120321 A RU 2013120321A RU 2013120321 A RU2013120321 A RU 2013120321A
Authority
RU
Russia
Prior art keywords
suction drum
cellulose
doctor blade
drying
drying cellulose
Prior art date
Application number
RU2013120321/12A
Other languages
Russian (ru)
Other versions
RU2582464C2 (en
Inventor
Пекка КЮЛЛИАЙНЕН
Original Assignee
Стора Энсо Ойй
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 Стора Энсо Ойй filed Critical Стора Энсо Ойй
Publication of RU2013120321A publication Critical patent/RU2013120321A/en
Application granted granted Critical
Publication of RU2582464C2 publication Critical patent/RU2582464C2/en

Links

Classifications

    • 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
    • D21F3/10—Suction rolls, e.g. couch rolls
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from the pulp
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G3/00—Doctors
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G3/00—Doctors
    • D21G3/005—Doctor knifes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/20—Rollers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B5/00—Drying solid materials or objects by processes not involving the application of heat
    • F26B5/12—Drying solid materials or objects by processes not involving the application of heat by suction

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Paper (AREA)
  • Textile Engineering (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)

Abstract

1. Способ сушки целлюлозы, содержащий следующие этапы:- обеспечение целлюлозы, содержащей целлюлозные волокна;- подведение целлюлозы к проволочной сетке;- обезвоживание целлюлозы при помощи отсасывающего барабана, при этом отсасывающий барабан имеет открытую площадь поверхности более 60% и толщину оболочки более 50 мм.2. Способ по п.1, в котором отсасывающий барабан содержит ракельный нож.3. Способ по п.2, в котором ракельный нож представляет собой воздушный ракель.4. Способ по любому из предшествующих пунктов, в котором сухое содержимое целлюлозы составляет 15-30% от веса после прохождения через отсасывающий барабан.5. Отсасывающий барабан для сушки целлюлозы, при этом отсасывающий барабан имеет открытую площадь поверхности более 60% и толщину оболочки более 50 мм.6. Отсасывающий барабан по п.5, при этом отсасывающий барабан содержит ракельный нож.7. Отсасывающий барабан по п.6, в котором ракельный нож представляет собой воздушный ракель.1. A method of drying cellulose, comprising the following steps: - providing cellulose containing cellulose fibers; - feeding cellulose to a wire mesh; - dewatering the pulp using a suction drum, while the suction drum has an open surface area of more than 60% and a shell thickness of more than 50 mm .2. The method according to claim 1, wherein the suction drum comprises a doctor blade. The method of claim 2, wherein the doctor blade is an air knife. A method according to any one of the preceding claims, wherein the dry pulp content is 15-30% by weight after passing through the suction drum. A suction drum for drying cellulose, while the suction drum has an open surface area of more than 60% and a shell thickness of more than 50 mm. 6. The suction drum according to claim 5, wherein the suction drum comprises a doctor blade. The suction drum according to claim 6, in which the doctor blade is an air doctor blade.

Claims (7)

1. Способ сушки целлюлозы, содержащий следующие этапы:1. A method of drying cellulose, comprising the following steps: - обеспечение целлюлозы, содержащей целлюлозные волокна;- providing cellulose containing cellulosic fibers; - подведение целлюлозы к проволочной сетке;- bringing cellulose to the wire mesh; - обезвоживание целлюлозы при помощи отсасывающего барабана, при этом отсасывающий барабан имеет открытую площадь поверхности более 60% и толщину оболочки более 50 мм.- dehydration of cellulose using a suction drum, while the suction drum has an open surface area of more than 60% and a shell thickness of more than 50 mm. 2. Способ по п.1, в котором отсасывающий барабан содержит ракельный нож.2. The method according to claim 1, wherein the suction drum comprises a doctor blade. 3. Способ по п.2, в котором ракельный нож представляет собой воздушный ракель.3. The method according to claim 2, in which the doctor blade is an air knife. 4. Способ по любому из предшествующих пунктов, в котором сухое содержимое целлюлозы составляет 15-30% от веса после прохождения через отсасывающий барабан.4. The method according to any one of the preceding paragraphs, in which the dry cellulose content is 15-30% by weight after passing through a suction drum. 5. Отсасывающий барабан для сушки целлюлозы, при этом отсасывающий барабан имеет открытую площадь поверхности более 60% и толщину оболочки более 50 мм.5. A suction drum for drying cellulose, while the suction drum has an open surface area of more than 60% and a shell thickness of more than 50 mm. 6. Отсасывающий барабан по п.5, при этом отсасывающий барабан содержит ракельный нож.6. The suction drum according to claim 5, wherein the suction drum comprises a doctor blade. 7. Отсасывающий барабан по п.6, в котором ракельный нож представляет собой воздушный ракель. 7. The suction drum according to claim 6, in which the doctor blade is an air knife.
RU2013120321/12A 2010-10-05 2011-10-04 Method for drying pulp and suction drum, used for drying pulp RU2582464C2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE1051037-8 2010-10-05
SE1051037A SE535820C2 (en) 2010-10-05 2010-10-05 Process for drying pulp using a perforated suction roll
PCT/IB2011/054356 WO2012046184A1 (en) 2010-10-05 2011-10-04 Process for the drying of pulp and a suction roll used for the drying of pulp

Publications (2)

Publication Number Publication Date
RU2013120321A true RU2013120321A (en) 2014-11-20
RU2582464C2 RU2582464C2 (en) 2016-04-27

Family

ID=45927283

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2013120321/12A RU2582464C2 (en) 2010-10-05 2011-10-04 Method for drying pulp and suction drum, used for drying pulp

Country Status (7)

Country Link
EP (1) EP2625332A4 (en)
CN (1) CN103154360A (en)
BR (1) BR112013008132A2 (en)
NZ (1) NZ608170A (en)
RU (1) RU2582464C2 (en)
SE (1) SE535820C2 (en)
WO (1) WO2012046184A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021162691A1 (en) * 2020-02-12 2021-08-19 Hewlett-Packard Development Company, L.P. 3d printing with movable slurry dispenser

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112726262A (en) * 2021-01-14 2021-04-30 广东理文造纸有限公司 Papermaking dehydration device and dehydration method thereof
SE547591C2 (en) * 2022-11-11 2025-10-21 Stora Enso Oyj Method for manufacturing a film comprising highly refined cellulose fibers

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB629633A (en) * 1947-03-27 1949-09-23 Millspaugh Ltd Suction rolls for paper-making machines
US3265559A (en) * 1965-05-03 1966-08-09 Time Inc Paper press section
CA924146A (en) * 1970-08-20 1973-04-10 Malashenko Alexander Roll surface formulation
DE2646116C3 (en) * 1976-10-13 1979-10-18 Hermann Finckh, Maschinenfabrik, 7417 Pfullingen Suction roll for paper machines
SU638658A1 (en) * 1977-07-06 1978-12-25 Центральный Научно-Исследовательский И Проектно-Конструкторский Институт По Проектированию Оборудования Для Целлюлозно-Бумажной Промышленности Paper-making machine drying cylinder
CN2052415U (en) * 1988-07-18 1990-02-07 王锡元 Cylinder machine paper-shaper with clip wire-cloth
FI81892C (en) * 1989-01-09 1990-12-10 Valmet Paper Machinery Inc FOERFARANDE FOER TILLVERKNING AV VALSAR ELLER CYLINDRAR FOER PAPPERSMASKIN SAMT MED FOERFARANDET TILLVERKAD VALS ELLER CYLINDER.
FI111861B (en) * 1997-12-10 2003-09-30 Metso Paper Inc Roll for a paper or cardboard machine
FI106640B (en) * 1997-12-15 2001-03-15 Valmet Corp Suction roll arrangement for the press in a cellulose dryer machine and the corresponding process
AU2001271465A1 (en) * 2000-08-31 2002-03-13 Ondeo Nalco Company Enhanced vacuum dewatering of pulp
FI20010721L (en) * 2001-04-06 2002-10-07 Metso Paper Inc Press roller belt and press concept
FI116076B (en) * 2004-02-10 2005-09-15 Metso Paper Inc Grooved forming drum
DE102004029289A1 (en) * 2004-06-17 2005-12-29 Voith Paper Patent Gmbh Machine using double belt former to make fibrous papermaking web from suspension, includes screen belts wrapping suction rollers and suction boxes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021162691A1 (en) * 2020-02-12 2021-08-19 Hewlett-Packard Development Company, L.P. 3d printing with movable slurry dispenser

Also Published As

Publication number Publication date
EP2625332A1 (en) 2013-08-14
EP2625332A4 (en) 2014-06-11
SE535820C2 (en) 2013-01-02
SE1051037A1 (en) 2012-04-06
CN103154360A (en) 2013-06-12
RU2582464C2 (en) 2016-04-27
WO2012046184A1 (en) 2012-04-12
NZ608170A (en) 2015-04-24
BR112013008132A2 (en) 2016-08-09

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