FI97914B - Menetelmä ja laite kuivatusviiran ilman läpäisykyvyn mittaamiseksi - Google Patents

Menetelmä ja laite kuivatusviiran ilman läpäisykyvyn mittaamiseksi

Info

Publication number
FI97914B
FI97914B FI960220A FI960220A FI97914B FI 97914 B FI97914 B FI 97914B FI 960220 A FI960220 A FI 960220A FI 960220 A FI960220 A FI 960220A FI 97914 B FI97914 B FI 97914B
Authority
FI
Finland
Prior art keywords
measurement
drying wire
pressure
box
relative change
Prior art date
Application number
FI960220A
Other languages
English (en)
Swedish (sv)
Other versions
FI960220A0 (fi
FI97914C (fi
Inventor
Raimo Virta
Original Assignee
Valmet Corp
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
Priority claimed from FI955039A external-priority patent/FI955039A0/fi
Application filed by Valmet Corp filed Critical Valmet Corp
Priority to FI960220A priority Critical patent/FI97914C/fi
Publication of FI960220A0 publication Critical patent/FI960220A0/fi
Priority to EP96660065A priority patent/EP0770866B1/en
Priority to AT96660065T priority patent/ATE217964T1/de
Priority to DE69621305T priority patent/DE69621305T2/de
Priority to CA002188488A priority patent/CA2188488C/en
Priority to US08/735,782 priority patent/US5728930A/en
Application granted granted Critical
Publication of FI97914B publication Critical patent/FI97914B/fi
Publication of FI97914C publication Critical patent/FI97914C/fi

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
    • G01N15/082—Investigating permeability by forcing a fluid through a sample
    • G01N15/0826—Investigating permeability by forcing a fluid through a sample and measuring fluid flow rate, i.e. permeation rate or pressure change

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Paper (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Drying Of Solid Materials (AREA)
FI960220A 1995-10-23 1996-01-17 Menetelmä ja laite kuivatusviiran ilman läpäisykyvyn mittaamiseksi FI97914C (fi)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI960220A FI97914C (fi) 1995-10-23 1996-01-17 Menetelmä ja laite kuivatusviiran ilman läpäisykyvyn mittaamiseksi
EP96660065A EP0770866B1 (en) 1995-10-23 1996-10-04 Method and device for measurement of the permeability to air of a drying wire
AT96660065T ATE217964T1 (de) 1995-10-23 1996-10-04 Verfahren und vorrichtung zur messung der luftdurchlässigkeit in trockenfilz
DE69621305T DE69621305T2 (de) 1995-10-23 1996-10-04 Verfahren und Vorrichtung zur Messung der Luftdurchlässigkeit in Trockenfilz
CA002188488A CA2188488C (en) 1995-10-23 1996-10-22 method and device for measuring the permeability of a drying wire to air
US08/735,782 US5728930A (en) 1995-10-23 1996-10-23 Method and device for measuring the permeability of a drying wire to air

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FI955039A FI955039A0 (fi) 1995-10-23 1995-10-23 Foerfarande och anordning foer maetning av luftpermeabiliteten hos en torkningsvira
FI955039 1995-10-23
FI960220 1996-01-17
FI960220A FI97914C (fi) 1995-10-23 1996-01-17 Menetelmä ja laite kuivatusviiran ilman läpäisykyvyn mittaamiseksi

Publications (3)

Publication Number Publication Date
FI960220A0 FI960220A0 (fi) 1996-01-17
FI97914B true FI97914B (fi) 1996-11-29
FI97914C FI97914C (fi) 1997-03-10

Family

ID=26160033

Family Applications (1)

Application Number Title Priority Date Filing Date
FI960220A FI97914C (fi) 1995-10-23 1996-01-17 Menetelmä ja laite kuivatusviiran ilman läpäisykyvyn mittaamiseksi

Country Status (6)

Country Link
US (1) US5728930A (fi)
EP (1) EP0770866B1 (fi)
AT (1) ATE217964T1 (fi)
CA (1) CA2188488C (fi)
DE (1) DE69621305T2 (fi)
FI (1) FI97914C (fi)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6467335B1 (en) * 1999-01-18 2002-10-22 Kunitaka Mizobe Device and method for measuring air permeability
US6513263B2 (en) 2000-10-06 2003-02-04 Enerquin Air Inc. Ventilator for offset pocket and method of ventilating the same
FI109213B (fi) * 2000-11-24 2002-06-14 Metso Paper Inc Menetelmä ja laite paperirainan kosteus- tai päällystemääräprofiilin hallitsemiseksi
US6725569B2 (en) 2001-01-30 2004-04-27 Enerquin Air Inc. Device and method for ventilating an offset pocket space in a papermaking machine
US6412192B1 (en) 2001-01-30 2002-07-02 Enerquin Air Inc. Device and method for ventilating an offset pocket space in a papermaking machine
FI20075472L (fi) * 2007-06-20 2008-12-21 Metso Paper Inc Menetelmä paperikoneen tai vastaavan puristinhuovan kunnon/tilan arvioinnissa
FI124628B (fi) * 2011-03-02 2014-11-14 Metso Automation Oy Huokoisuusmittaus
US9007589B2 (en) * 2013-09-16 2015-04-14 Honeywell Asca Inc. Co-located porosity and caliper measurement for membranes and other web products
CN109406368B (zh) * 2018-12-10 2023-10-20 杭州新天元织造有限公司 低捻超柔高舒适性针织面料透气检测装置及其检测方法
WO2023218132A1 (en) * 2022-05-13 2023-11-16 Aalto University Foundation Sr Porosity and/or permeability measurement device and method

Family Cites Families (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL288689A (fi) * 1962-02-22
US3668787A (en) * 1970-09-01 1972-06-13 Valmet Oy Ventilating device for a multicylinder drier
US4471649A (en) * 1981-02-20 1984-09-18 British-American Tobacco Company Limited Permeability monitoring of sheet materials
GB2093597B (en) * 1981-02-20 1985-11-13 British American Tobacco Co Permeability monitoring of sheet materials
US4495796A (en) * 1982-10-25 1985-01-29 R. J. Reynolds Tobacco Company Apparatus and method for measuring permeability of a moving web
FI68279C (fi) * 1984-03-22 1985-08-12 Valmet Oy Foerfarande och anordning foer att hindra pappersbanan att fladdra i torkningspartiet av en pappersmaskin
DE3520070A1 (de) * 1984-06-06 1985-12-12 Valmet Oy, Helsinki Papierbahntrockenverfahren und -trockenpartien
FI69145C (fi) * 1984-07-05 1985-12-10 Valmet Oy Anordning i en pappersmaskin vid transport och styrning av banans spetsdragningsband
FI73259C (fi) * 1985-09-13 1987-09-10 Valmet Oy Foerfarande och anordning i cylindertorken av en pappersmaskin
DE3537896A1 (de) * 1985-10-24 1987-04-30 Gessner & Co Gmbh Verfahren und vorrichtung zur kontinuierlichen messung der porositaet
FI76142C (fi) * 1985-11-14 1988-09-09 Valmet Oy Fickventilationsfoerfarande och -anordning i en pappersmaskins maongcylindertork.
DE3611458A1 (de) * 1986-04-05 1987-10-15 Wuertt Filztuchfab Pruefvorrichtung zum pruefen der luftdurchlaessigkeit von flaechigen gegenstaenden, insbesondere von filzen und sieben fuer der papierherstellung dienenden maschinen oder anlagen
FI75890C (fi) * 1987-01-23 1988-08-08 Valmet Paperikoneet Oy Foerfarande och anordning i presspartiet i en pappersmaskin foer loesgoering av banan fraon ytan av en pressvals.
FI80491C (fi) * 1987-09-02 1990-06-11 Valmet Paper Machinery Inc Foerfarande och torkningsgrupp i maongcylindertorken av en pappersmaskin.
FR2620227B1 (fr) * 1987-09-08 1990-08-10 Inst Textile De France Procede et dispositif de mesure de la permeabilite a l'air de materiaux poreux en defilement continu
FI77119C (fi) * 1987-09-23 1989-01-10 Valmet Paper Machinery Inc Foerfarande och anordning foer maetning av luftgenomslaeppningsfoermaogan hos luftgenomslaeppliga vaevnader i synnerhet en vira eller en filt i en pappersmaskin.
FI79370C (fi) * 1988-03-09 1989-12-11 Valmet Paper Machinery Inc Foerfarande och anordning i torkningsgruppen i maongcylindertorken av en pappersmaskin foer att garantera spetsdragningen av banan.
US4905500A (en) * 1988-03-28 1990-03-06 Macmillan Bloedel Limited Paper web surface cleaner or tester
US4992142A (en) * 1988-05-10 1991-02-12 Union Camp Corporation Method for determining amplitude and frequency of web flutter
US5094718A (en) * 1989-02-27 1992-03-10 Union Camp Corporation Method and apparatus for control of web flutter
FI82850C (fi) * 1989-03-21 1991-04-25 Valmet Paper Machinery Inc Foerfarande och anordning i torkningspartiet av en belaeggningsmaskin eller pappersmaskin.
FI82502C (fi) * 1989-05-02 1991-03-11 Valmet Paper Machinery Inc Foerfarande och anordning i torkpartiet av en pappersmaskin foer att effektivera spetsdragningen av banan.
FI82098C (fi) * 1989-05-18 1991-01-10 Valmet Paper Machinery Inc Munstyckessystem foer en blaosningslaoda i en pappersmaskin.
US4991425A (en) * 1990-02-20 1991-02-12 Appleton Mills Portable gauge for measuring air flow in a papermaking machine
FI86655C (fi) * 1990-03-16 1992-09-25 Valmet Paper Machinery Inc Tillslutningskonstruktion foer att anvaendas vid omraodet med enkelt viradrag av torkningsviran i en pappersmaskin eller motsvarande.
US5393383A (en) * 1991-12-19 1995-02-28 Valmet Paper Machinery Inc. Compact press section with closed draw of the web in a paper machine
DE4217682C1 (de) * 1992-05-29 1993-11-11 Intro Ing Buero Gmbh Luftdurchlässigkeitsprüfeinrichtung
FI88059C (fi) * 1992-06-03 1993-03-25 Valmet Paper Machinery Inc Foerfarande i ett torkningsparti med enkelt viradrag och viragrupp foer ifraogavarande torkningsparti
FI100013B (fi) * 1993-03-22 1997-08-15 Valmet Paper Machinery Inc Kuivatusmenetelmä ja kuivatusmoduli sekä niitä soveltavat kuivatusosat etenkin nopeakäyntiseen paperikoneeseen
FI98229C (fi) * 1993-08-23 1997-05-12 Valmet Paper Machinery Inc Paperikoneen kuivatusosa
FI93036C (fi) * 1994-03-29 1995-02-10 Valmet Paper Machinery Inc Menetelmä paperirainan kontaktikuivatuksessa sekä paperikoneen kuivatusosa
US5535527A (en) * 1995-06-07 1996-07-16 Valmet Corporation Method and arrangement in a multi-cylinder dryer of a paper machine

Also Published As

Publication number Publication date
ATE217964T1 (de) 2002-06-15
FI960220A0 (fi) 1996-01-17
DE69621305T2 (de) 2002-10-31
FI97914C (fi) 1997-03-10
DE69621305D1 (de) 2002-06-27
CA2188488C (en) 1999-12-14
EP0770866A1 (en) 1997-05-02
EP0770866B1 (en) 2002-05-22
US5728930A (en) 1998-03-17
CA2188488A1 (en) 1997-04-24

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Legal Events

Date Code Title Description
BB Publication of examined application