EP1541762B1 - Procédé et dispositif pour réguler au moins une propriété liée au processus pendant la fabrication d'une bande fibreuse - Google Patents

Procédé et dispositif pour réguler au moins une propriété liée au processus pendant la fabrication d'une bande fibreuse Download PDF

Info

Publication number
EP1541762B1
EP1541762B1 EP04106482A EP04106482A EP1541762B1 EP 1541762 B1 EP1541762 B1 EP 1541762B1 EP 04106482 A EP04106482 A EP 04106482A EP 04106482 A EP04106482 A EP 04106482A EP 1541762 B1 EP1541762 B1 EP 1541762B1
Authority
EP
European Patent Office
Prior art keywords
web
measuring
fibrous web
transverse
roll
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.)
Not-in-force
Application number
EP04106482A
Other languages
German (de)
English (en)
Other versions
EP1541762A1 (fr
Inventor
Ewald Wetschenbacher
Jörg Dr. Maurer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Voith Patent GmbH
Original Assignee
Voith Patent GmbH
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 Voith Patent GmbH filed Critical Voith Patent GmbH
Publication of EP1541762A1 publication Critical patent/EP1541762A1/fr
Application granted granted Critical
Publication of EP1541762B1 publication Critical patent/EP1541762B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H18/00—Winding webs
    • B65H18/08—Web-winding mechanisms
    • B65H18/26—Mechanisms for controlling contact pressure on winding-web package, e.g. for regulating the quantity of air between web layers
    • 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
    • D21G9/0036—Paper-making control systems controlling the press or drying section
    • 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
    • D21G9/0045—Paper-making control systems controlling the calendering or finishing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
    • B65H2511/10—Size; Dimensions
    • B65H2511/13—Thickness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
    • B65H2511/10—Size; Dimensions
    • B65H2511/135—Surface texture; e.g. roughness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2515/00—Physical entities not provided for in groups B65H2511/00 or B65H2513/00
    • B65H2515/12—Density
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2515/00—Physical entities not provided for in groups B65H2511/00 or B65H2513/00
    • B65H2515/30—Forces; Stresses
    • B65H2515/31—Tensile forces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2515/00—Physical entities not provided for in groups B65H2511/00 or B65H2513/00
    • B65H2515/30—Forces; Stresses
    • B65H2515/31—Tensile forces
    • B65H2515/314—Tension profile, i.e. distribution of tension, e.g. across the material feeding direction or along diameter of web roll
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2515/00—Physical entities not provided for in groups B65H2511/00 or B65H2513/00
    • B65H2515/30—Forces; Stresses
    • B65H2515/34—Pressure, e.g. fluid pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2515/00—Physical entities not provided for in groups B65H2511/00 or B65H2513/00
    • B65H2515/81—Rigidity; Stiffness; Elasticity

Definitions

  • the invention relates to a method for controlling at least one process-relevant property during the production of a fibrous web, in particular a paper or board web, with a production machine, in particular at least one headbox, a wire section, a press section, a dryer section and a paper machine having or board machine.
  • various cross-sectional properties such as the web tension profile, the thickness cross profile and the basis weight cross profile and / or the moisture cross profile of the paper web are regulated in mutual coordination, wherein the web tension profile control can be superior to the other property profile regulations.
  • the web tension profile is also influenced indirectly via the other property cross-sections.
  • a papermaking process is known in which various properties such as tension in the winding apparatus, tension in the winding roll and moisture cross profile are controlled on the basis of stresses in the paper web which have a mathematical relationship between the speed a wave generated in the paper web, the basis weight and the web speed were determined.
  • moisture-dependent longitudinal tension components of the web are measured continuously and changes in these longitudinal tension components are minimized via the moisture content of the web in the dryer section and / or by optimizing the web passes between the dryer sections of the dryer section.
  • the at least one first property ie the line force or an equivalent size, in particular the pressure, and / or the web tension or an equivalent size, and thus also the process-relevant property, preferably arbitrarily exactly to one Setpoint to be regulated.
  • the values obtained by the method according to the invention for the line force and / or web tension thus serve as control variables for the process of producing the fibrous web in order to obtain the highest possible quality of the finished fibrous web, the finished fibrous web along its width as uniform a thickness and possible should have uniform modulus values.
  • the method according to the invention provides a further possibility for monitoring the production process of the fibrous web.
  • the inventive method also has the advantage that it requires a considerably lower mechanical complexity than the methods known from the prior art. In addition, it can be used in addition to the already known methods. This increases the accuracy in monitoring the production process of the fibrous web.
  • the process-relevant property during the production of the fibrous web comprises in a preferred embodiment at least the winding hardness (radial stress), the tensile stress in the individual layers of the winding roll and / or the smoothness-quality of a smoothing process, provided that this process step is provided in the manufacturing process of the fibrous web.
  • the at least one second transverse property profile of the fibrous web comprises at least the thickness and / or at least one modulus of elasticity, since these properties contribute among other things to a good ability to wind the fibrous web and to a good uniformity of the mechanical properties of the fibrous web.
  • the property "thickness” preferably comprises the weight per unit area and / or the thickness present during production, the thickness being changed according to the invention in the region of the headbox with preferably dilution water control, the press section and / or the calender.
  • modulus of elasticity preferably comprises the modulus of elasticity in the direction of the fibrous web, in the transverse direction of the fibrous web and / or in the z-direction of the fibrous web, wherein the at least one modulus of elasticity at least from the fiber orientation, the web composition, the type of fiber which is determined by formation, transverse shrinkage, moisture and / or uniformity.
  • the manufacturing machine in the first embodiment comprises a winding machine with a carrier drum and a winding roll formed on a spool, which together form a winding nip, wherein the carrier drum is formed as a measuring roller for measuring the line force along the web width.
  • the manufacturing machine in the second embodiment comprises a calender with a measuring roller for measuring the web tension.
  • the measuring roller may be a guide roller arranged before or after a plurality of calender rollers.
  • a guide roll arranged after several calender rolls can also be used for controlling / controlling the calender.
  • the manufacturing machine in the third embodiment comprises a press section with a measuring roller for measuring the web tension.
  • the manufacturing machine in the fourth embodiment comprises a Langnippresse, in particular a shoe press, with a measuring roller for measuring the web tension is.
  • the measuring roller can be arranged behind the press nip.
  • the manufacturing machine in the fifth embodiment comprises a drying section with a measuring roller for measuring the web tension.
  • the measuring roller can be arranged at the end of the dryer section.
  • the manufacturing machine in the sixth embodiment comprises a coating unit with a measuring roller for measuring the web tension.
  • the manufacturing machine in the seventh embodiment comprises a measuring roller arranged between two guide rollers for measuring the web tension. This also makes it possible to measure the web tension on a free, non-supported area of the fibrous web.
  • the measuring roller is preferably equipped over its length with piezoelectric elements.
  • the use of piezo elements ensures a very precise and fast measurement of the web tension. The measured values can then be passed on immediately to an actuator which carries out the correction of the deviation.
  • the measuring roller can naturally also have other measuring devices than piezoelectric elements.
  • the use of piezo elements has purely exemplary character.
  • the measuring roller is a multi-part measuring roller, in which at least one of the individual rollers is provided with at least one load cell.
  • the measuring roller is at the same time a guide roller, it can fulfill two functions at the same time.
  • the manufacturing machine in the eighth embodiment comprises a device provided with an air cushion for forwarding the fibrous web, wherein the device for forwarding the fibrous web along the web width is provided with measuring devices for measuring a back pressure of the air cushion.
  • This non-contact alternative of passing the fibrous web allows by measuring the back pressure along the web width an elegant way to measure the web tension, and then to correct the web thickness or the modulus of elasticity as close as possible to the site.
  • the method according to the invention can preferably be used in the area of at least one winding machine, a calender, a press section, a dryer section, a coating unit and / or a free draw of a production machine, in particular a paper or board machine.
  • FIG. 1 shows a schematic side view of a winding machine 10 with a carrier drum 11 and a winding roller 12.
  • the carrying drum 11 is preceded in the direction of the fibrous web 1 by a preferably provided with piezoelectric elements measuring roller 13 for measuring the web tension z (arrow). If a deviation of the web tension z (arrow) from a value range of permissible web tension values is ascertained by an evaluation unit 14, then it changes accordingly in a known manner.
  • the web tension z (arrow) can also be measured in the region of the carrier drum 11 which is looped around by the fibrous web 1.
  • the measurement must be made in the running direction of the fibrous web 1 in front of the Nip N formed between the carrier drum 11 and the winding roll 12 in order to be able to exclude any influences of the line force.
  • FIG. 2 shows a further schematic side view of a winding machine 20 with a measuring device 21 for measuring the line force F (arrow).
  • the carrying drum 22 is equipped with piezoelectric elements, so that in the region of the winding nip 23, the line force F (arrow) along the width of the fibrous web 1 can be measured. If too large differences in the line force F (arrow) are found along the web width, differences in thickness and modulus of elasticity can be compensated for at a corresponding point in the production of the fibrous web 1.
  • FIG. 3 shows a schematic side view of a calender 30, which is equipped with a measuring roller 31.
  • the measuring roller 31 is arranged in the running direction of the fibrous web 1 in front of the calender rolls 32. However, the measuring roller can also be arranged after the calender rolls in order to be able to measure, for example, the thickness transverse profile.
  • the web tension z (arrow) along a width of a fibrous web 1 can be determined. From the difference in web of the fibrous web 1 conclusions can then be drawn on the course of the thickness and the modulus of elasticity of the fibrous web 1 along the web width.
  • the measured web tension z (arrow) is compared in an evaluation device 33 with limit values of a value range of permissible web tension values.
  • the measuring roller 31 can measure the web tension z (arrow) of the fibrous web 1 and pass it on to an evaluation unit 33.
  • the FIG. 4 shows a schematic side view of a press section 40, which is provided with a measuring roller 41.
  • the press section can also have a long-nip press, in particular a shoe press.
  • the measuring roller 41 is disposed behind the felted press rolls 42 and 43.
  • the measuring roller 41 optionally also as a measuring roller 41 ', also provided with piezo elements.
  • the measuring roller 41 (41 ') can measure the web tension z (arrow) of the material web 13, and pass it on to an evaluation unit 44.
  • a press nip formed by the press rolls 42 and 43 can then be changed in order to compensate for the thickness of the fibrous web 1.
  • the web 1 at the points at which deviations on the web tension z (arrow) have been determined with a steam blower box 45 partially moisten more or less strongly to compensate for differences in the E-module differences in the fibrous web 1.
  • FIG. 5 shows a schematic side view of a coating unit 50, which has a measuring roller 51.
  • the measuring roller 51 is also equipped with piezo elements.
  • the measured by the measuring roller 51 web tension z (arrow) of the fibrous web 1 is passed to an evaluation unit 52. If the web tension z (arrow) detected by the measuring roll 51 deviates from the permissible web tension values defined by the limits of the value range, a nip formed between the rolls 53 and 54 can be correspondingly changed to compensate for the thickness of the fibrous web 1.
  • FIG. 6 shows a schematic side view of a drying section 60 with a measuring roller 61.
  • the measuring roller 61 measures the web tension z (arrow) of the fibrous web 1 and gives the determined value to an evaluation unit 62 on. If the measured web tension z (arrow) is outside the value range of permissible web tension values, a moistening unit, not shown here in detail, which is arranged in front of or in the dryer section 60, the fibrous web 1 at the points of the material web at which deviations in the web train z (arrow ) were partially moisturize stronger or less strongly. In this way, differences in the modulus of elasticity can be compensated.
  • FIG. 7 shows a schematic side view of a coating unit 70 with a measuring roller 71 which measures the web tension z (arrow) of the fibrous web 1 and the Passes measured value to an evaluation unit 72. If the measured web tension z (arrow) is outside the value range of permissible web tension values, a nip lying between the rollers 73 and 74 can be correspondingly changed in order to compensate for differences in thickness in the fibrous web 1.
  • FIG. 8 shows a schematic side view of a guide roller 80 and a guide roller 81, between which a measuring roller 82 is arranged.
  • the measuring roller 82 is located here between a free, non-supported region of the fibrous web 1. Since the measuring roller 82 is advantageously equipped with piezo elements, it also allows in this arrangement a reliable measurement of the web tension z (arrow), their measured values to an evaluation 83 are passed to make a correction of the web thickness or the modulus of elasticity of the material web at a location as close as possible to the site.
  • FIGS. 9a and 9b show views of a multi-part measuring roll 90, wherein at least one of the individual rollers 91 is provided with at least one load cell 92.
  • the at least one load cell 92 is indicated by the arrow 93 (see FIG. 9b ) web tension z (arrow) with a compressive force, which is represented by the arrow 94, applied.
  • the web train z (arrow) delivers a corresponding pressure force signal, which is passed on to an evaluation unit, not shown here, to optionally perform a change in the web thickness or the modulus of elasticity at a corresponding point of the production of the fibrous web.
  • the Figures 10a and 10b each show a front view of a device 100 for contactless forwarding of the fibrous web 1.
  • a with a back pressure p (arrow) provided air cushion 101 is on the device 100 so that the fibrous web 1 is forwarded to the device 100 without contact.
  • a statement about the height of the web tension z (arrow) in the fibrous web 1 can thus be made.
  • FIG. 11 Finally shows a schematic side view of a manufacturing machine 110.
  • the manufacturing machine has at least one headbox 111, a wire section 112, a press section 113, a dryer section 114 and a winding machine 115 and is used to produce a fibrous web 1, in particular a paper or board web.
  • Manufacturing machine 110 shown additionally has a coating unit 116, a nozzle moistener 117 and a calender 118.
  • This production machine 110 is particularly suitable for carrying out and applying the method according to the invention for controlling at least one process-relevant property during the production of a fibrous web 1, wherein the process-relevant property during the production of the fibrous web 1 at least the winding hardness (radial stress), the tensile stress in the individual layers the winding roll 12 and / or the smoothness grade of a smoothing process.
  • the process-relevant property during the production of the fibrous web 1 at least the winding hardness (radial stress), the tensile stress in the individual layers the winding roll 12 and / or the smoothness grade of a smoothing process.
  • the thickness comprises the weight per unit area and / or the thickness present locally during the production and is changed in the region of the head box 111 with preferably dilution water control, the press section 113 and / or the calender 118.
  • the at least one modulus of elasticity comprises the modulus of elasticity in the direction of the fibrous web 1, in the transverse direction of the fibrous web 1 and / or in the z-direction of the fibrous web 1, and is determined at least by the fiber orientation, the web composition, the type of fiber, the formation, the transverse shrinkage which determines humidity and / or uniformity.
  • the sizes determining the modulus of elasticity are preferably changed in the already described areas (actuators) of the production machine 110: in the region of the stock preparation (not shown), in the area of the head box 111, in the area of the wire section 112, in the area of the press section 113, in the region of Drying section 116, in the area of the nozzle moisturizer 117 and / or in the region of the calender 118.
  • a method of the type mentioned above is provided by the invention, which provides an additional possibility for controlling at least one process-relevant property of the manufacturing process of the fibrous web to achieve a high quality of the finished fibrous web and ensure.

Landscapes

  • Paper (AREA)
  • Preliminary Treatment Of Fibers (AREA)

Claims (29)

  1. Procédé pour réguler au moins une propriété liée au processus pendant la fabrication d'une bande fibreuse (1), notamment d'une bande de papier ou de carton, comprenant une machine de fabrication (110), en particulier une machine à papier ou carton présentant au moins une caisse de tête (111), une section de toile (112), une section de pressage (113), une section de séchage (114) et une bobineuse (10, 115), en déterminant au moins une variation locale et/ou au moins une différence locale d'au moins un premier profil transversal de propriété d'une première propriété de la bande fibreuse (1),
    en mesurant au moins une grandeur caractéristique mécanique de la bande fibreuse (1) en au moins deux points répartis sur la largeur de la bande fibreuse (1) et
    en influençant l'au moins un premier profil transversal de propriété en au moins l'un desdits points par modification d'au moins un deuxième profil transversal de propriété de la bande fibreuse (1) en au moins un autre point,
    la valeur mesurée du premier profil transversal de propriété étant comparée avec des valeurs limites d'une plage de valeurs de valeurs admissibles du premier profil transversal de propriété et ensuite, si la valeur mesurée est en dehors de cette plage de valeur, la modification ou bien une régulation du deuxième profil transversal de propriété ayant lieu, afin de compenser des différences relatives à la propriété à l'origine de ce deuxième profil transversal de propriété, et ainsi pour réguler à une valeur de consigne l'au moins une première propriété et aussi la propriété liée au processus,
    l'au moins un premier profil transversal de propriété étant la force linéaire (F) ou la force de pressage, et/ou la traction de la bande (z).
  2. Procédé selon la revendication 1,
    caractérisé en ce que
    la propriété liée au processus pendant la fabrication de la bande fibreuse (1) comprend au moins la dureté de bobinage, la tension de traction dans les couches individuelles de la bobine (12) et/ou la qualité du lissé d'un processus de lissage.
  3. Procédé selon la revendication 1 ou 2,
    caractérisé en ce que
    l'au moins un deuxième profil transversal de propriété de la bande fibreuse (1) comprend au moins l'épaisseur et/ou au moins un module d'élasticité.
  4. Procédé selon la revendication 3,
    caractérisé en ce que
    l'épaisseur inclut le grammage et/ou l'épaisseur locale au cours de la fabrication, et en ce que l'épaisseur dans la région de la caisse de tête (111) est modifiée avec de préférence une régulation de l'eau de dilution, de la section de pressage (113) et/ou de la calandre (117).
  5. Procédé selon la revendication 3,
    caractérisé en ce que
    l'au moins un module d'élasticité comprend le module d'élasticité dans la direction d'avance de la bande fibreuse (1), dans la direction transversale de la bande fibreuse (1) et/ou dans la direction z de la bande fibreuse (1).
  6. Procédé selon la revendication 5,
    caractérisé en ce que
    l'au moins un module d'élasticité est déterminé au moins par l'orientation des fibres, la composition de la bande, le type de fibres, la formation, le retrait transversal, l'humidité et/ou l'homogénéité.
  7. Procédé selon la revendication 6,
    caractérisé en ce que
    l'orientation des fibres est modifiée dans la région de la caisse de tête (111) de manière hydraulique et/ou mécanique.
  8. Procédé selon la revendication 6,
    caractérisé en ce que
    la composition de la bande comprend au moins la teneur en charges ou la distribution des charges et est modifiée dans la région de la caisse de tête (111), de la section de toile (112) et/ou de la préparation de la pâte.
  9. Procédé selon la revendication 6,
    caractérisé en ce que
    le type de fibre comprend la proportion en fibres courtes, en fibres longues, le type de cellulose et/ou le type de bois et est modifié dans la région de la préparation de la pâte.
  10. Procédé selon la revendication 6,
    caractérisé en ce que
    la formation comprend au moins le floculage et est modifiée dans la région de la section de toile (112).
  11. Procédé selon la revendication 6,
    caractérisé en ce que
    le retrait transversal est modifié par la tension de la section de séchage existante dans la région de la section de séchage (114).
  12. Procédé selon la revendication 6,
    caractérisé en ce que
    l'humidité est modifiée par une sollicitation de la bande fibreuse (1) au moyen d'au moins une caisse soufflante à vapeur (45) et/ou d'au moins un humidificateur à buse (117).
  13. Procédé selon la revendication 6,
    caractérisé en ce que
    l'homogénéité est modifiée avant une application de colle et/ou une application de couche.
  14. Machine (110) de fabrication d'une bande fibreuse (1), notamment une bande de papier ou de carton, comprenant une caisse de tête (111), une section de toile (112), une section de pressage (113), une section de séchage (114) et une bobineuse (10, 115), ainsi que des moyens pour réguler au moins une propriété liée au processus pendant la fabrication d'une bande fibreuse (1),
    en déterminant au moins une variation locale et/ou au moins une différence locale d'au moins un premier profil transversal de propriété d'une première propriété de la bande fibreuse (1),
    en mesurant au moins une grandeur caractéristique mécanique de la bande fibreuse (1) en au moins deux points répartis sur la largeur de la bande fibreuse (1) et
    en influençant l'au moins un premier profil transversal de propriété en au moins l'un desdits points par modification d'au moins un deuxième profil transversal de propriété de la bande fibreuse (1) en au moins un autre point,
    la valeur mesurée du premier profil transversal de propriété étant comparée avec des valeurs limites d'une plage de valeurs de valeurs admissibles du premier profil transversal de propriété et ensuite, si la valeur mesurée est en dehors de cette plage de valeur, la modification ou bien une régulation du deuxième profil transversal de propriété ayant lieu, afin de compenser des différences relatives à la propriété à l'origine de ce deuxième profil transversal de propriété, et ainsi pour réguler à une valeur de consigne l'au moins une première propriété et aussi la propriété liée au processus,
    l'au moins un premier profil transversal de propriété étant la force linéaire (F) ou la force de pressage, et/ou la traction de la bande (z).
  15. Machine selon la revendication 14,
    caractérisée en ce
    qu'elle comprend une bobineuse (10, 115) avec un tambour porteur (11) et une bobine (12) formée sur un tambour, lesquelles forment ensemble une fente de bobinage (N), et en ce que le tambour porteur (11) est réalisé sous forme de rouleau de mesure pour mesurer la force linéaire (F) le long de la largeur de la bande.
  16. Machine selon la revendication 14,
    caractérisée en ce
    qu'elle comprend une calandre (30, 118) avec un rouleau de mesure (31) pour mesurer la traction de la bande (z).
  17. Machine selon la revendication 16,
    caractérisée en ce que
    le rouleau de mesure (31) est un rouleau directeur disposé avant ou après plusieurs rouleaux de calandre (32).
  18. Machine selon la revendication 14,
    caractérisée en ce
    qu'elle comprend une section de pressage (40, 113) avec un rouleau de mesure (41) pour mesurer la traction de la bande (z).
  19. Machine selon la revendication 14,
    caractérisée en ce
    qu'elle comprend une presse à pinçage allongé, notamment une presse à sabot, avec un rouleau de mesure (41) pour mesurer la traction de la bande (z).
  20. Machine selon la revendication 18 ou 19, caractérisée en ce que le rouleau de mesure est disposé derrière le pinçage.
  21. Machine selon la revendication 14,
    caractérisée en ce
    qu'elle comprend une section de séchage (60, 114) avec un rouleau de mesure (61) pour mesurer la traction de la bande (z).
  22. Machine selon la revendication 21,
    caractérisée en ce que
    le rouleau de mesure (61) est disposé à l'extrémité de la section de séchage (60, 114).
  23. Machine selon la revendication 14,
    caractérisée en ce
    qu'elle comprend une unité d'enduction (50, 70, 116) avec un rouleau de mesure (51) pour mesurer la traction de la bande (z).
  24. Machine selon la revendication 14,
    caractérisée en ce
    qu'elle présente un rouleau de mesure (82) disposé entre deux rouleaux directeurs (80, 81) pour mesurer la traction de la bande (z).
  25. Machine selon l'une quelconque des revendications 15 à 24,
    caractérisée en ce que
    le rouleau de mesure (11, 31, 41, 51, 61, 71, 82) est muni sur sa longueur d'éléments piézoélectriques.
  26. Machine selon l'une quelconque des revendications 15 à 24,
    caractérisée en ce que
    le rouleau de mesure (11, 31, 41, 51, 61, 71, 82) est un rouleau de mesure en plusieurs parties (90), dont les rouleaux individuels sont pourvus d'au moins une boîte de mesure de force respective (92).
  27. Machine selon l'une quelconque des revendications 15 à 26,
    caractérisée en ce que
    le rouleau de mesure (11, 31, 41, 51, 61, 71, 82) est un rouleau directeur (80, 81).
  28. Machine selon la revendication 14,
    caractérisée en ce
    qu'elle comprend un dispositif (100) pourvu d'un coussin d'air (101) pour conduire la bande fibreuse (1), et en ce que le dispositif (100) pour conduire la bande fibreuse (1) est pourvu le long de la largeur de la bande de dispositifs de mesure pour mesurer une pression d'écrasement (p) du coussin d'air (101).
  29. Utilisation du procédé selon au moins l'une quelconque des revendications 1 à 13 dans la région d'au moins une bobineuse (10, 115), d'une calandre (30, 118), d'une section de pressage (40), d'une section de séchage (60, 114), d'une unité d'enduction (50, 70, 116) et/ou d'une traction libre d'une machine de fabrication (110), en particulier d'une machine à papier ou à carton.
EP04106482A 2003-12-12 2004-12-10 Procédé et dispositif pour réguler au moins une propriété liée au processus pendant la fabrication d'une bande fibreuse Not-in-force EP1541762B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10358216 2003-12-12
DE10358216A DE10358216A1 (de) 2003-12-12 2003-12-12 Verfahren und Vorrichtung zur Regelung von mindestens einer prozessrelevanten Eigenschaft während der Herstellung einer Faserstoffbahn

Publications (2)

Publication Number Publication Date
EP1541762A1 EP1541762A1 (fr) 2005-06-15
EP1541762B1 true EP1541762B1 (fr) 2010-03-03

Family

ID=34485346

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04106482A Not-in-force EP1541762B1 (fr) 2003-12-12 2004-12-10 Procédé et dispositif pour réguler au moins une propriété liée au processus pendant la fabrication d'une bande fibreuse

Country Status (3)

Country Link
EP (1) EP1541762B1 (fr)
AT (1) ATE459751T1 (fr)
DE (2) DE10358216A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7799171B2 (en) 2004-07-01 2010-09-21 Metso Paper, Inc. Reeling method and system as well as an measuring apparatus

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI120464B (fi) * 2006-09-29 2009-10-30 Metso Paper Inc Menetelmä lämpö- ja/tai paineherkällä päällysteellä varustetun kuiturainan valmistamiseksi ja rullaamiseksi
DE102007000794A1 (de) * 2007-09-28 2009-04-02 Voith Patent Gmbh Verfahren und Vorrichtung zum Bestimmen zumindest eines Parameters beim Durchlauf einer Materialbahn durch einen zwischen zwei rotierbaren Oberflächen gebildeten Spalt und Verwendung
CN114481674A (zh) * 2022-02-23 2022-05-13 张凤君 一种代塑纸的生产工艺

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI75200B (fi) * 1986-07-04 1988-01-29 Valmet Oy Foerfarande vid pappersframstaellningsprocess foer foerbaettring av egenskaper hos papperet, saerskilt dess retention.
DE4019593C2 (de) * 1990-06-20 1994-01-20 Voith Gmbh J M Stoffauflauf für Papiermaschinen
DE4239845C2 (de) * 1992-11-05 1998-12-03 Voith Gmbh J M Verfahren zur Messung der Auswirkung von Verstellungen am Stoffauflauf und zur Korrektur des Flächengewichts- und Faserorientierungs-Querprofils
FI94066C (fi) 1994-05-16 1995-07-10 Valmet Paper Machinery Inc Rainamateriaalin valmistuskoneella kuten kartonki- tai paperikoneella ja/tai jälkikäsittelykoneella valmistettavan paperiradan eri poikkiprofiilien kokonaisvaltainen hallintajärjestelmä
DE19634997C2 (de) * 1996-08-30 1999-08-05 Voith Sulzer Papiermasch Gmbh Regeleinrichtung mit einer Sensoren-Mehrzahl
FI112262B (fi) 1997-05-30 2003-11-14 Metso Paper Inc Menetelmä ja laitteisto paperi/kartonkikoneessa puristinosalla tai puristinosan ja kuivatusosan välissä nopeuseron säätämiseksi
DE19906062A1 (de) * 1999-02-12 2000-08-17 Voith Sulzer Papiertech Patent Verfahren und Vorrichtung zur Herstellung einer Materialbahn
DE19920133A1 (de) * 1999-05-03 2000-11-09 Voith Sulzer Papiertech Patent Verfahren und Vorrichtung zur Messung einer Nipkraft
US6200422B1 (en) 1999-06-24 2001-03-13 Neles Paper Automation Oy Method and apparatus for controlling a moving paper web
FI20002162A0 (fi) 2000-09-29 2000-09-29 Valmet Corp Kuivatuksen aiheuttama kireysvaihtelu paperirainassa
WO2003054497A2 (fr) 2001-12-20 2003-07-03 Kimberly-Clark Worldwide, Inc. Appareil et procede permettant de mesurer la tension dans un voile de fibres mobile, de sorte a controler les proprietes dudit voile

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7799171B2 (en) 2004-07-01 2010-09-21 Metso Paper, Inc. Reeling method and system as well as an measuring apparatus

Also Published As

Publication number Publication date
ATE459751T1 (de) 2010-03-15
DE10358216A1 (de) 2005-07-21
EP1541762A1 (fr) 2005-06-15
DE502004010845D1 (de) 2010-04-15

Similar Documents

Publication Publication Date Title
DE69523107T2 (de) Verfahren zur regelung der querprofile von bahnmaterial
DE69911187T2 (de) Verfahren zur feststellung einer irreversibelen ausdehnung und eines dynamischen elastizitätsmoduls
AT519598B1 (de) Verfahren und Vorrichtung zum Auftragen von Stärke
DE69915647T2 (de) Verfahren zur herstellung von kalandriertem papier
DE102020125395A1 (de) Maschine und Verfahren zur Herstellung einer Faserstoffbahn
DE60025356T2 (de) Verfahren und vorrichtung zur steuerung einer bewegten papierbahn
EP1020559B1 (fr) Dispositif pour secher et lisser des bandes fibreuses
AT413111B (de) Verfahren und anordnung in verbindung mit einer papiermaschine oder einer vorrichtung zur weiterverarbeitung einer papierbahn
EP0803011B1 (fr) Procede et dispositif pour determiner l'effet du reglage d'actionneurs
EP1541762B1 (fr) Procédé et dispositif pour réguler au moins une propriété liée au processus pendant la fabrication d'une bande fibreuse
EP1501981B1 (fr) Procede de production d'une bande de papier
EP1167256A2 (fr) Méthode et enrouleuse pour enrouler en continue une bande de matériau
WO2009010343A1 (fr) Procédé et système de détection en ligne d'au moins une propriété d'extension d'une bande de papier ou de carton en mouvement
EP1596002B1 (fr) Machine à papier
EP1158092B1 (fr) Section de séchage
DE4221395A1 (de) Verfahren zum zerstörungsfreien Bestimmen eines mit der breitenbezogenen Bruchkraft korrelierenden Kennwertes an einer laufenden Papierbahn
WO2013037931A1 (fr) Procédé et dispositif de commande et de régulation d'une machine à papier
EP1540078B1 (fr) Dispositif et procede de production et/ou traitement d'une bande de matiere fibreuse
DE10205220A1 (de) Verfahren und Vorrichtung zur Herstellung und Behandlung einer Materialbahn
DE102006011853A1 (de) Verfahren und Vorrichtung zum Befeuchten einer Faserstoffbahn
DE10333524A1 (de) Verfahren und Vorrichtung zur Herstellung einer Faserstoffbahn, insbesondere SC-A- oder SC-B-Papierbahn
WO2006067039A1 (fr) Procede et machine de production d'une bande de matiere fibreuse
DE10305606A1 (de) Maschine zur Herstellung einer Faserstoffbahn
EP1199404A2 (fr) Procédé et dispositif de calandrage d'une bande
DE102006031022A1 (de) Schwingungsdämpfung

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA HR LV MK YU

17P Request for examination filed

Effective date: 20051215

AKX Designation fees paid

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: VOITH PATENT GMBH

17Q First examination report despatched

Effective date: 20070612

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

REF Corresponds to:

Ref document number: 502004010845

Country of ref document: DE

Date of ref document: 20100415

Kind code of ref document: P

REG Reference to a national code

Ref country code: SE

Ref legal event code: TRGR

REG Reference to a national code

Ref country code: NL

Ref legal event code: VDEP

Effective date: 20100303

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100303

LTIE Lt: invalidation of european patent or patent extension

Effective date: 20100303

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100303

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100303

REG Reference to a national code

Ref country code: IE

Ref legal event code: FD4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100303

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100303

Ref country code: IE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100303

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100604

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100614

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100303

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100303

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100703

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100303

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100603

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100303

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100705

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100303

26N No opposition filed

Effective date: 20101206

BERE Be: lapsed

Owner name: VOITH PATENT G.M.B.H.

Effective date: 20101231

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20101231

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20101210

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20110831

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20101231

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20101231

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20110103

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20101231

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20101210

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: IT

Payment date: 20120124

Year of fee payment: 8

Ref country code: SE

Payment date: 20120120

Year of fee payment: 8

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20101210

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100904

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20100303

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20121211

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20121210

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20191210

Year of fee payment: 16

Ref country code: FI

Payment date: 20191220

Year of fee payment: 16

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: AT

Payment date: 20191220

Year of fee payment: 16

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 502004010845

Country of ref document: DE

REG Reference to a national code

Ref country code: FI

Ref legal event code: MAE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20201210

REG Reference to a national code

Ref country code: AT

Ref legal event code: MM01

Ref document number: 459751

Country of ref document: AT

Kind code of ref document: T

Effective date: 20201210

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20201210

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20210701