FI990385A - Method and apparatus for determining a non-linear shrinkage profile of a moving paper or board web or change thereof - Google Patents
Method and apparatus for determining a non-linear shrinkage profile of a moving paper or board web or change thereof Download PDFInfo
- Publication number
- FI990385A FI990385A FI990385A FI990385A FI990385A FI 990385 A FI990385 A FI 990385A FI 990385 A FI990385 A FI 990385A FI 990385 A FI990385 A FI 990385A FI 990385 A FI990385 A FI 990385A
- Authority
- FI
- Finland
- Prior art keywords
- determining
- change
- linear shrinkage
- board web
- moving paper
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
- D21G9/00—Other accessories for paper-making machines
- D21G9/0009—Paper-making control systems
- D21G9/0027—Paper-making control systems controlling the forming section
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/04—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands
- G01L5/045—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands for measuring the tension across the width of a band-shaped flexible member
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Paper (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI990385A FI990385A (en) | 1999-02-23 | 1999-02-23 | Method and apparatus for determining a non-linear shrinkage profile of a moving paper or board web or change thereof |
PCT/FI2000/000141 WO2000050865A1 (en) | 1999-02-23 | 2000-02-22 | Method and apparatus for determining non-linear shrinkage on the basis of the tension profile |
AU28086/00A AU2808600A (en) | 1999-02-23 | 2000-02-22 | Method and apparatus for determining non-linear shrinkage on the basis of the tension profile |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI990385A FI990385A (en) | 1999-02-23 | 1999-02-23 | Method and apparatus for determining a non-linear shrinkage profile of a moving paper or board web or change thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
FI990385A0 FI990385A0 (en) | 1999-02-23 |
FI990385A true FI990385A (en) | 2000-08-24 |
Family
ID=8553910
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI990385A FI990385A (en) | 1999-02-23 | 1999-02-23 | Method and apparatus for determining a non-linear shrinkage profile of a moving paper or board web or change thereof |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU2808600A (en) |
FI (1) | FI990385A (en) |
WO (1) | WO2000050865A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI111193B (en) * | 2001-12-19 | 2003-06-13 | Metso Paper Automation Oy | Method and apparatus for measuring tension of a moving web |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU725024A1 (en) * | 1977-11-28 | 1980-03-30 | Поронайский Целлюлозно-Бумажный Завод | Method of automatic monitoring of paper web tension |
US5400258A (en) * | 1993-09-03 | 1995-03-21 | Measurex Corporation | Automatic cross-directional control zone alignment for sheetmaking systems |
FI94066C (en) * | 1994-05-16 | 1995-07-10 | Valmet Paper Machinery Inc | Comprehensive management system for the various cross-section profiles of a paper web produced on a web material making machine such as a board or paper machine and / or a finishing machine |
US5898589A (en) * | 1997-11-17 | 1999-04-27 | Valmet Automation Inc. | Method and equipment for defining cross-directional properties of sheet in continuous sheet making process |
-
1999
- 1999-02-23 FI FI990385A patent/FI990385A/en not_active Application Discontinuation
-
2000
- 2000-02-22 AU AU28086/00A patent/AU2808600A/en not_active Abandoned
- 2000-02-22 WO PCT/FI2000/000141 patent/WO2000050865A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2000050865A1 (en) | 2000-08-31 |
FI990385A0 (en) | 1999-02-23 |
AU2808600A (en) | 2000-09-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |