ATE220451T1 - Verfahren und vorrichtung zum kühlen und erwärmen einer faser suspension - Google Patents

Verfahren und vorrichtung zum kühlen und erwärmen einer faser suspension

Info

Publication number
ATE220451T1
ATE220451T1 AT99901615T AT99901615T ATE220451T1 AT E220451 T1 ATE220451 T1 AT E220451T1 AT 99901615 T AT99901615 T AT 99901615T AT 99901615 T AT99901615 T AT 99901615T AT E220451 T1 ATE220451 T1 AT E220451T1
Authority
AT
Austria
Prior art keywords
heating
cooling
flow
throttling
heat exchange
Prior art date
Application number
AT99901615T
Other languages
English (en)
Inventor
Kaj Henricson
Kari Peltonen
Original Assignee
Andritz Oy
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 Andritz Oy filed Critical Andritz Oy
Application granted granted Critical
Publication of ATE220451T1 publication Critical patent/ATE220451T1/de

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/10—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged one within the other, e.g. concentrically
    • F28D7/106—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged one within the other, e.g. concentrically consisting of two coaxial conduits or modules of two coaxial conduits
    • 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
    • D21C9/001—Modification of pulp properties
    • D21C9/007—Modification of pulp properties by mechanical or physical means
    • 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
    • D21C9/10—Bleaching ; Apparatus therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
    • F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/0045—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for granular materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Paper (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Saccharide Compounds (AREA)
  • Steroid Compounds (AREA)
  • Chemically Coating (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Sampling And Sample Adjustment (AREA)
AT99901615T 1998-01-30 1999-01-28 Verfahren und vorrichtung zum kühlen und erwärmen einer faser suspension ATE220451T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI980217A FI111963B (fi) 1998-01-30 1998-01-30 Menetelmä ja laite heikosti lämpöä johtavan materiaalin käsittelemiseksi
PCT/FI1999/000054 WO1999039146A1 (en) 1998-01-30 1999-01-28 Method and apparatus for treating material having poor thermal conductivity

Publications (1)

Publication Number Publication Date
ATE220451T1 true ATE220451T1 (de) 2002-07-15

Family

ID=8550638

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99901615T ATE220451T1 (de) 1998-01-30 1999-01-28 Verfahren und vorrichtung zum kühlen und erwärmen einer faser suspension

Country Status (9)

Country Link
US (1) US6354514B1 (de)
EP (1) EP1049906B1 (de)
AT (1) ATE220451T1 (de)
CA (1) CA2318878A1 (de)
DE (1) DE69902087T2 (de)
ES (1) ES2180269T3 (de)
FI (1) FI111963B (de)
PT (1) PT1049906E (de)
WO (1) WO1999039146A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ533887A (en) * 2001-12-04 2006-06-30 Desmond James Boxsell An air and heat exchange apparatus
DE10311529B3 (de) * 2003-03-17 2004-09-16 Tuchenhagen Dairy Systems Gmbh Vorrichtung zur Einflussnahme auf den Anströmbereich einer Rohrträgerplatte eines Rohrbündel-Wärmeaustauschers
JP4079144B2 (ja) * 2004-12-20 2008-04-23 株式会社豊田中央研究所 燃料噴射弁
US9605913B2 (en) * 2011-05-25 2017-03-28 Saudi Arabian Oil Company Turbulence-inducing devices for tubular heat exchangers
CN105588469B (zh) * 2016-01-21 2017-05-24 华东理工大学 流动沸腾入口结构

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU187016B (en) 1983-02-01 1985-10-28 Energiagazdalkodasi Intezet Device for improving the heat-transfer coefficient of viscous liquids flowing in the tubes of heat exchangers
HU199979B (en) * 1986-04-21 1990-03-28 Energiagazdalkodasi Intezet Method and heat-exchanger insert for improving the heat transfer of media flowing in the tubes of heat exchanger and having inhomogeneous composition and/or inhomogeneous physical state
FI78131C (fi) 1986-12-17 1993-11-15 Ahlstroem Oy Foerfarande foer uppvaermning eller avkylning av massor och vaermevaexlare foer utfoerande av foerfarandet
WO1997001074A1 (en) 1995-06-20 1997-01-09 A. Ahlstrom Corporation Method and apparatus for treating material which conducts heat poorly

Also Published As

Publication number Publication date
DE69902087T2 (de) 2003-01-23
DE69902087D1 (de) 2002-08-14
ES2180269T3 (es) 2003-02-01
FI111963B (fi) 2003-10-15
US6354514B1 (en) 2002-03-12
FI980217A (fi) 1999-07-31
FI980217A0 (fi) 1998-01-30
CA2318878A1 (en) 1999-08-05
EP1049906A1 (de) 2000-11-08
EP1049906B1 (de) 2002-07-10
PT1049906E (pt) 2002-11-29
WO1999039146A1 (en) 1999-08-05

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee