CA1293055C - Analyse des proprietes d'un materiel en feuilles, sur machine - Google Patents
Analyse des proprietes d'un materiel en feuilles, sur machineInfo
- Publication number
- CA1293055C CA1293055C CA 563189 CA563189A CA1293055C CA 1293055 C CA1293055 C CA 1293055C CA 563189 CA563189 CA 563189 CA 563189 A CA563189 A CA 563189A CA 1293055 C CA1293055 C CA 1293055C
- Authority
- CA
- Canada
- Prior art keywords
- frequency range
- machine direction
- sheet material
- entire frequency
- property
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
- 239000000463 material Substances 0.000 title claims abstract description 48
- 238000004458 analytical method Methods 0.000 title abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 29
- 125000004122 cyclic group Chemical group 0.000 claims abstract description 28
- 230000003595 spectral effect Effects 0.000 claims abstract description 25
- 238000001228 spectrum Methods 0.000 claims abstract description 9
- 230000006870 function Effects 0.000 claims description 48
- 230000001131 transforming effect Effects 0.000 claims description 6
- 101150095628 MDL2 gene Proteins 0.000 description 3
- 101100062770 Magnaporthe oryzae (strain 70-15 / ATCC MYA-4617 / FGSC 8958) DCL2 gene Proteins 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000005303 weighing Methods 0.000 description 3
- 238000012935 Averaging Methods 0.000 description 2
- 208000016113 North Carolina macular dystrophy Diseases 0.000 description 2
- 101100236856 Prunus serotina MDL3 gene Proteins 0.000 description 2
- 239000007900 aqueous suspension Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 101100210170 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) VRP1 gene Proteins 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000002844 continuous effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000015654 memory Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/86—Investigating moving sheets
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/34—Paper
- G01N33/346—Paper sheets
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/86—Investigating moving sheets
- G01N2021/8663—Paper, e.g. gloss, moisture content
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Paper (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA 563189 CA1293055C (fr) | 1988-03-31 | 1988-03-31 | Analyse des proprietes d'un materiel en feuilles, sur machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA 563189 CA1293055C (fr) | 1988-03-31 | 1988-03-31 | Analyse des proprietes d'un materiel en feuilles, sur machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1293055C true CA1293055C (fr) | 1991-12-10 |
Family
ID=4137763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 563189 Expired - Fee Related CA1293055C (fr) | 1988-03-31 | 1988-03-31 | Analyse des proprietes d'un materiel en feuilles, sur machine |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1293055C (fr) |
-
1988
- 1988-03-31 CA CA 563189 patent/CA1293055C/fr not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4910688A (en) | On-machine sheet material property analysis | |
| EP0769139B1 (fr) | Procede et appareil de mesure et de commande des caracteristiques de surface de matieres en feuille telles que du papier | |
| US6126785A (en) | System and method for sheet measurement and control in papermaking machine | |
| US5400258A (en) | Automatic cross-directional control zone alignment for sheetmaking systems | |
| US4947684A (en) | System and process for detecting properties of travelling sheets in the machine direction | |
| US5071514A (en) | Paper weight sensor with stationary optical sensors calibrated by a scanning sensor | |
| US7494567B2 (en) | Combined paper sheet temperature and moisture sensor | |
| US6805899B2 (en) | Multi-measurement/sensor coating consolidation detection method and system | |
| US5853543A (en) | Method for monitoring and controlling water content in paper stock in a paper making machine | |
| FI81203C (fi) | Foerfarande och anordning foer maetning av vattenhalt. | |
| US4644174A (en) | Apparatus for analyzing the formation of a paper web | |
| CA2327792C (fr) | Reseau de capteurs ponderaux en eau integres dans un tambour de machine a papier | |
| CA2277837C (fr) | Detecteur de perturbations dans un champ electromagnetique et procedes de mesure de la teneur en eau dans des systemes de fabrication de feuilles | |
| JPH01235837A (ja) | ウエブ材料を分析する方法及び装置 | |
| US5928475A (en) | High resolution system and method for measurement of traveling web | |
| JPS5920039B2 (ja) | β線ゲ−ジを用いた連続ウエブ製造制御方法 | |
| CA1293055C (fr) | Analyse des proprietes d'un materiel en feuilles, sur machine | |
| US20090205796A1 (en) | Apparatus and method for correcting basis weight measurements using surface topology measurement data | |
| CA1265940A (fr) | Methode et m oyen pour mesurer la repartition transversale de la tension dans un materiau en bande | |
| WO1996035112A1 (fr) | Stabilisateur de feuille pour capteur optique | |
| CA2557951C (fr) | Detecteur de perturbations dans un champ electromagnetique et procedes de mesure de la teneur en eau dans des systemes de fabrication de feuilles | |
| Alam et al. | Challenges in Online Paper Surface Topography Computing while Changing the Surface Velocities | |
| CN111122489A (zh) | 红外定量水分传感器测量涂布复合材料涂布量的方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |