CL2008003737A1 - Pressure sensitive element for a container containing a suspension of lignocellulosic material of chips; method for determining the pressure attributable to said lignocellulosic material; method of calibrating an algorithm to determine the level of chips; and method of processing said lignocellulosic material. - Google Patents

Pressure sensitive element for a container containing a suspension of lignocellulosic material of chips; method for determining the pressure attributable to said lignocellulosic material; method of calibrating an algorithm to determine the level of chips; and method of processing said lignocellulosic material.

Info

Publication number
CL2008003737A1
CL2008003737A1 CL2008003737A CL2008003737A CL2008003737A1 CL 2008003737 A1 CL2008003737 A1 CL 2008003737A1 CL 2008003737 A CL2008003737 A CL 2008003737A CL 2008003737 A CL2008003737 A CL 2008003737A CL 2008003737 A1 CL2008003737 A1 CL 2008003737A1
Authority
CL
Chile
Prior art keywords
lignocellulosic material
chips
calibrating
pressure
algorithm
Prior art date
Application number
CL2008003737A
Other languages
Spanish (es)
Inventor
Tuuri Sami
Original Assignee
Andritz Inc
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 Inc filed Critical Andritz Inc
Publication of CL2008003737A1 publication Critical patent/CL2008003737A1/en

Links

Classifications

    • 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
    • D21C7/00—Digesters
    • D21C7/12—Devices for regulating or controlling

Landscapes

  • Paper (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)

Abstract

Elemento sensible a la presión para un recipiente que contiene una suspensión de material lignocelulósico de astillas; método para determinar la presión atribuible a dicho material lignocelulósico; método para calibrar un algoritmo para determinar el nivel de astillas; y método para procesar dicho material lignocelulósico.Pressure sensitive element for a container containing a suspension of lignocellulosic material of chips; method for determining the pressure attributable to said lignocellulosic material; method of calibrating an algorithm to determine the level of chips; and method of processing said lignocellulosic material.

CL2008003737A 2008-01-30 2008-12-16 Pressure sensitive element for a container containing a suspension of lignocellulosic material of chips; method for determining the pressure attributable to said lignocellulosic material; method of calibrating an algorithm to determine the level of chips; and method of processing said lignocellulosic material. CL2008003737A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US2465408P 2008-01-30 2008-01-30
US12/107,179 US20090188641A1 (en) 2008-01-30 2008-04-22 Method and system for measuring and controlling digester or impregnation vessel chip level by measuring chip pressure

Publications (1)

Publication Number Publication Date
CL2008003737A1 true CL2008003737A1 (en) 2010-02-19

Family

ID=40898031

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2008003737A CL2008003737A1 (en) 2008-01-30 2008-12-16 Pressure sensitive element for a container containing a suspension of lignocellulosic material of chips; method for determining the pressure attributable to said lignocellulosic material; method of calibrating an algorithm to determine the level of chips; and method of processing said lignocellulosic material.

Country Status (6)

Country Link
US (1) US20090188641A1 (en)
JP (1) JP2009179927A (en)
CN (1) CN101532896A (en)
BR (1) BRPI0805757A2 (en)
CA (1) CA2635309A1 (en)
CL (1) CL2008003737A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120031574A1 (en) * 2010-07-07 2012-02-09 Andritz Inc. Chip feed and steaming system and method for batch digester
US8916023B2 (en) 2011-03-18 2014-12-23 Andritz, Inc. Vapor phase hydrolysis vessel and methods related thereto
US10609475B2 (en) 2014-12-05 2020-03-31 Stages Llc Active noise control and customized audio system
US9980075B1 (en) 2016-11-18 2018-05-22 Stages Llc Audio source spatialization relative to orientation sensor and output
ES2901827T3 (en) * 2018-07-31 2022-03-23 Buehler Ag Feed device for a roller mill, roller mill with such a feed device, method for determining the fill level of grinding material of a storage tank of a roller mill
FI128975B (en) * 2018-11-22 2021-04-15 Andritz Oy An arrangement for installation of monitoring sensors of a treatment vessel for lignocelllulosic material

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE377347B (en) * 1973-12-10 1975-06-30 Kamyr Ab
JPS5619596U (en) * 1979-07-25 1981-02-20
JPH0672383B2 (en) * 1986-03-20 1994-09-14 エービービー・ガデリウス株式会社 Hanging monitoring device for digester for pulp production
JPH06257087A (en) * 1993-03-04 1994-09-13 New Oji Paper Co Ltd Method for digesting pulp chip
US5635025A (en) * 1994-12-05 1997-06-03 Ahlstrom Machinery Inc. Digester system containing a single vessel serving as all of a chip bin, steaming vessel, and chip chute
JPH09132891A (en) * 1995-11-02 1997-05-20 Fujiwara Techno Art:Kk Control method for supplying steam in cooking device
US6174411B1 (en) * 1997-02-10 2001-01-16 Andritz-Ahlstrom Inc. Continuous digester with inverted top separator
SE522877C2 (en) * 1998-11-17 2004-03-16 Andritz Inc Process for operating a continuous cellulose pulp cooker and a cooker
SE518738C2 (en) * 2001-12-17 2002-11-12 Kvaerner Pulping Tech Wood chip impregnation method for chemical pulping, comprises impregnating chips with liquid in different temperature zones of vessel
FI123011B (en) * 2005-01-05 2012-09-28 Metso Paper Inc Method for regulating a cellulose cooking process

Also Published As

Publication number Publication date
US20090188641A1 (en) 2009-07-30
JP2009179927A (en) 2009-08-13
CA2635309A1 (en) 2009-07-30
BRPI0805757A2 (en) 2009-09-22
CN101532896A (en) 2009-09-16

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