SE8701507D0 - Forfarande och anordning for metning av luftgenomsleppligheten hos en vegg, serskilt en vira eller filt i en pappersmaskin - Google Patents
Forfarande och anordning for metning av luftgenomsleppligheten hos en vegg, serskilt en vira eller filt i en pappersmaskinInfo
- Publication number
- SE8701507D0 SE8701507D0 SE8701507A SE8701507A SE8701507D0 SE 8701507 D0 SE8701507 D0 SE 8701507D0 SE 8701507 A SE8701507 A SE 8701507A SE 8701507 A SE8701507 A SE 8701507A SE 8701507 D0 SE8701507 D0 SE 8701507D0
- Authority
- SE
- Sweden
- Prior art keywords
- air
- wall
- speed
- blower
- perspectivity
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 230000035699 permeability Effects 0.000 abstract 3
- 238000005259 measurement Methods 0.000 abstract 2
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
Landscapes
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- Dispersion Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Paper (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
- Measuring Arrangements Characterized By The Use Of Fluids (AREA)
- Examining Or Testing Airtightness (AREA)
- Measuring Fluid Pressure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI861534A FI77331C (sv) | 1986-04-10 | 1986-04-10 | Förfarande och anordning för mätning av luftgenomträngligheten hos en vägg, särskilt en vira eller filt i en pappersmaskin. |
Publications (3)
Publication Number | Publication Date |
---|---|
SE8701507D0 true SE8701507D0 (sv) | 1987-04-10 |
SE8701507L SE8701507L (sv) | 1987-10-11 |
SE462509B SE462509B (sv) | 1990-07-02 |
Family
ID=8522443
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8701507A SE462509B (sv) | 1986-04-10 | 1987-04-10 | Foerfarande och anordning foer maetning av luftgenomslaeppligheten hos en vaegg |
Country Status (4)
Country | Link |
---|---|
US (1) | US4756183A (sv) |
DE (1) | DE3711533A1 (sv) |
FI (1) | FI77331C (sv) |
SE (1) | SE462509B (sv) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4991425A (en) * | 1990-02-20 | 1991-02-12 | Appleton Mills | Portable gauge for measuring air flow in a papermaking machine |
DE4112878C2 (de) * | 1991-04-19 | 1994-11-24 | Heinr Borgwaldt Gmbh | Verfahren und Meßgerät zum Bestimmen der Gasdurchlässigkeit eines Prüflings |
FI94178C (sv) * | 1992-04-07 | 1995-07-25 | Tamfelt Oy Ab | Mätapparat för mätning av en filts tillstånd i en pappersmaskin |
US8903577B2 (en) | 2009-10-30 | 2014-12-02 | Lsi Industries, Inc. | Traction system for electrically powered vehicles |
US7598683B1 (en) | 2007-07-31 | 2009-10-06 | Lsi Industries, Inc. | Control of light intensity using pulses of a fixed duration and frequency |
US8604709B2 (en) | 2007-07-31 | 2013-12-10 | Lsi Industries, Inc. | Methods and systems for controlling electrical power to DC loads |
KR100996233B1 (ko) * | 2008-10-16 | 2010-11-23 | 한전케이피에스 주식회사 | 비파괴 검사 장비 |
RU2445610C1 (ru) * | 2010-12-15 | 2012-03-20 | Учреждение Научно-исследовательский институт строительной физики Российской академии архитектуры и строительных наук (НИИСФ РААСН) | Способ определения воздухопроницаемости строительных ограждающих конструкций |
TW201416568A (zh) * | 2012-10-19 | 2014-05-01 | Taiwan Luder Electronic Co Ltd | 智慧型風壓管路濾網感測裝置 |
US9320361B2 (en) * | 2013-08-07 | 2016-04-26 | Ford Global Technologies, Llc | Apparatus and method for testing a climate controlled vehicle seat |
DE102019116197A1 (de) * | 2019-06-14 | 2020-12-17 | Voith Patent Gmbh | Verschmutzungsmessung Saugwalze |
CN111579455A (zh) * | 2020-05-19 | 2020-08-25 | 中科汇聚(福建)检测科技有限公司 | 一种纸尿裤透气性检测系统及方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3808876A (en) * | 1972-10-02 | 1974-05-07 | T Kershaw | Air permeability tester |
US4311037A (en) * | 1980-03-19 | 1982-01-19 | Scott Paper Company | Web permeability tester |
GB2095411B (en) * | 1981-02-09 | 1985-06-12 | Filtrona Ltd | Paper porosity |
US4401147A (en) * | 1981-09-28 | 1983-08-30 | Appleton Mills | Portable instrument for measuring the permeability of a papermaker's felt |
US4536971A (en) * | 1983-02-25 | 1985-08-27 | Harald Pulsmeier | Apparatus for testing the air-permeability of lengths of textiles |
DE3537896A1 (de) * | 1985-10-24 | 1987-04-30 | Gessner & Co Gmbh | Verfahren und vorrichtung zur kontinuierlichen messung der porositaet |
-
1986
- 1986-04-10 FI FI861534A patent/FI77331C/sv not_active IP Right Cessation
-
1987
- 1987-04-06 DE DE3711533A patent/DE3711533A1/de not_active Withdrawn
- 1987-04-10 SE SE8701507A patent/SE462509B/sv not_active IP Right Cessation
- 1987-04-18 US US07/036,596 patent/US4756183A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US4756183A (en) | 1988-07-12 |
FI77331B (fi) | 1988-10-31 |
DE3711533A1 (de) | 1987-10-15 |
SE8701507L (sv) | 1987-10-11 |
FI861534A (fi) | 1987-10-11 |
FI77331C (sv) | 1989-02-10 |
FI861534A0 (fi) | 1986-04-10 |
SE462509B (sv) | 1990-07-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SE8701507L (sv) | Forfarande och anordning for metning av luftgenomsleppligheten hos en vegg, serskilt en vira eller filt i en pappersmaskin | |
CA1167281A (en) | Indicating system for atmospheric pump arrangement | |
GB1549420A (en) | Air data sensor having a pressure sensing probe for use in a fluid stream | |
JPS5321887A (en) | Apparatus for automatically detecting air in fluid | |
ATE113372T1 (de) | Vorrichtung und verfahren zur messung und regelung einer gasströmung mit veränderlichem volumen. | |
DE59008427D1 (de) | Sonde und Verfahren zum Messen der Relativgeschwindigkeit einer transsonisch oder mit Ultraschall anströmenden Luft- oder Gasströmung. | |
ATE34840T1 (de) | Messvorrichtung zur kontinuierlichen gewichtserfassung von materialstroemen. | |
EP1273763A3 (en) | An apparatus and method for detecting a damaged rotary machine aerofoil | |
GB1508598A (en) | Apparatus for indicating ice accretion | |
AT381477B (de) | Vorrichtung zur ueberwachung des luftdruckes im reifen eines fahrzeugrades | |
GR3003199T3 (en) | Device for testing the permeability to air of flat objects, particularly of felts and sieves for machines or installations making paper | |
SE8302790L (sv) | Fuktmetningsforfarande och -anordning | |
SE7608998L (sv) | Forfarande och apparat for detektering av stallningstillstand for en axialflekt | |
US2312295A (en) | Dust recorder | |
SE412556B (sv) | Anordning med en luftventil for tillforsel av luft och indikering av variationer i lufttryck | |
SE7713815L (sv) | Apparat for metning av vetskors viskositet eller konsistens | |
JPS63134022A (ja) | バグフイルタの目詰り判定方法 | |
JPS5611341A (en) | Detecting method for permeability of sintered raw material | |
JPS57196157A (en) | Measurement of number of revolution | |
ATE420341T1 (de) | Luftgeschwindigkeits-sensor und verfahren zum betrieb eines luftgeschwindigkeits-sensors | |
JPS5364078A (en) | Method and apparatus for detecting wheel number | |
GB1339464A (en) | Wheel balancing | |
SE7505118L (sv) | Forfarande for styrning av lufttrycket i en ljuddemparanleggning for provning av jetmotorer samt ljuddemparanleggning och ljuddempare for genomforande av forfarandet. | |
FR2410497A1 (fr) | Dispositif de filtration avec avertisseur sonore d'encrassement a fonctionnement autonome | |
JPS57105227A (en) | Deodrizing apparatus |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 8701507-9 Effective date: 19921108 Format of ref document f/p: F |