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EP1691933B1 - Procede de revetement d'une surface interne d'un tube a couche durcissable - Google Patents

Procede de revetement d'une surface interne d'un tube a couche durcissable Download PDF

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Publication number
EP1691933B1
EP1691933B1 EP04800354A EP04800354A EP1691933B1 EP 1691933 B1 EP1691933 B1 EP 1691933B1 EP 04800354 A EP04800354 A EP 04800354A EP 04800354 A EP04800354 A EP 04800354A EP 1691933 B1 EP1691933 B1 EP 1691933B1
Authority
EP
European Patent Office
Prior art keywords
disc
pipe
material portions
circumferential speed
border
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 - Lifetime
Application number
EP04800354A
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German (de)
English (en)
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EP1691933A1 (fr
Inventor
Edström Sten
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Proline AB
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Proline AB
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Publication date
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Application filed by Proline AB filed Critical Proline AB
Priority to PL04800354T priority Critical patent/PL1691933T3/pl
Publication of EP1691933A1 publication Critical patent/EP1691933A1/fr
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Publication of EP1691933B1 publication Critical patent/EP1691933B1/fr
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/06—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00 specially designed for treating the inside of hollow bodies
    • B05B13/0627—Arrangements of nozzles or spray heads specially adapted for treating the inside of hollow bodies
    • B05B13/0636—Arrangements of nozzles or spray heads specially adapted for treating the inside of hollow bodies by means of rotatable spray heads or nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B3/00—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements
    • B05B3/02—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements
    • B05B3/10—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements discharging over substantially the whole periphery of the rotating member
    • B05B3/1007—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements discharging over substantially the whole periphery of the rotating member characterised by the rotating member
    • B05B3/1021—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements discharging over substantially the whole periphery of the rotating member characterised by the rotating member with individual passages at its periphery
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C7/00—Apparatus specially designed for applying liquid or other fluent material to the inside of hollow work
    • B05C7/06—Apparatus specially designed for applying liquid or other fluent material to the inside of hollow work by devices moving in contact with the work
    • B05C7/08—Apparatus specially designed for applying liquid or other fluent material to the inside of hollow work by devices moving in contact with the work for applying liquids or other fluent materials to the inside of tubes

Definitions

  • the present invention generally relates to a method for allowing to coat an inner surface of a pipe with a curable coating or provide a solid lining and where the method utilizes an arrangement being displaceable through the pipe and having a nozzle, and more particularly to such a method that is adapted to initially be capable of coating an inner wall portion of a pipe with a viscous layer of a plastic material or a reinforced plastic material and that is allowed to cure in order to form a solid coating or lining.
  • the arrangement and the nozzle comprises a rotatably arranged shaft, a disc attached to the shaft, which disc preferably is assigned a plate-like shape and as such formed with a bottom part and an edge or border connecting thereto, in order to thereby allowing to define an inner space.
  • the viscous properties of said plastic material are adapted to be capable of being supplied to said inner space as a consistent compound while said disc is given a rotary motion, in order to, by means of the same rotary motion, allowing to distribute portions of plastic material, at least such material resting on the disc, as a viscous layer against adjacent inner wall sections of the pipe, the inner wall portion of which is to be coated with a solid lining after curing.
  • the invention is based on the fact that the utilized plastic compound should have such viscous properties that it, as separated portions of plastic material, can be thrown outwardly and against and without significant loss stick against the inner wall sections of the pipe and/or a wall portion provided thereby.
  • viscous layer and “highly viscous structure” for the material portions, it is meant a material having a viscosity falling within defined limits.
  • a first viscous material layer applied to the pipe or a number of consecutive material layers should be capable of forming a fully covering and/or even, or at least substantially a fully covering and/or even, outer surface, even if the inner wall portion of the pipe with the wall sections thereof would be highly uneven.
  • the bottom part assigned to the disc it should also be seen as a technical problem of being capable of realizing the significance of and the method-related regulating advantages that become associated with allowing said bottom part to be plane and slightly cone-shaped upwards and a final border to be oriented perpendicularly to or substantially perpendicularly to the periphery of said bottom part.
  • the present invention relates to a method for allowing a coating of the inner surface or wall portion of a pipe with a solid material layer as a tight lining.
  • an arrangement is led axially through the interior of the pipe, and will be uitilazed, having an appurtenant nozzle, through which nozzle, by means of a rotatably arranged disc, viscous material portions are thrown, assigned different centrifugal forces and/or different kinetic energies, in order to allowing to form, on individual wall sections, a viscous layer of a plastic material or a reinforced plastic material depending on the axially directed motion and the speed of the arrangement and the nozzle through the interior of the pipe and the size of the pipe.
  • the same plastic material should be allowed to cure time-wise to said solid material layer, serving as said lining.
  • said rotatably arranged disc may be formed with a bottom part and an edge or border connecting thereto, in order to thereby allowing to define an inner, upwardly open, space, serving as a reservoir of said viscous plastic material.
  • the plastic material is adapted to be supplied to said inner space close to a rotation axis assigned to the disc.
  • FIG. 1 there is shown an arrangement 1 of an application of an inner viscous coating 21 of a pipe 22, comprising not shown means for a feed of a viscous coating material M1 (see figure 4 ) to and through a nozzle 7.
  • the compound of one of the containers is preferably polyester, in which extremely small flakes or particles of glass have been mixed in as reinforcing and wear material.
  • the preparation installation has means, in the form of a hose 6, for feeding the prepared coating material M1 to the nozzle 7, from which it is intended to be accumulated within an inner space 2a, as a material portion M2, in a rotatable disc 2.
  • the material portion M2 will successively, as material portions M3, M3a be spurted out and thrown out up against and stick as material portions M4 against the inner side 22a of the pipe 22 for the formation of a viscous layer 21 of the inner wall 22a of the pipe 22.
  • the hose 6 is led to a storage drum and wound around the same together with a cable-like means 9, which is formed from an elongate flexible member in the form of a steel-wire 9a and a sheath 9b arranged externally there around, formed to enable a rotary motion of said elongate member 9a around the longitudinal axis thereof and thereby drive the disc 2.
  • a cable-like means 9 which is formed from an elongate flexible member in the form of a steel-wire 9a and a sheath 9b arranged externally there around, formed to enable a rotary motion of said elongate member 9a around the longitudinal axis thereof and thereby drive the disc 2.
  • the cable-like means 9 starts from a driving means, in the form of a high-speed electric motor for rotation of a wire, which is arranged on the same frame as the storage drum and via a rotation drives said elongate steel-wire 9a inside the sheath 9b.
  • the device comprises a second driving means, arranged on the frame, in the form of an electric motor, which, via a chain transmission, is arranged to drive the storage drum to rotation for pulling the arrangement 1 through a pipe, the inner wall sections of which are to be coated successively in order to form a lining of the wall portion.
  • a second driving means arranged on the frame, in the form of an electric motor, which, via a chain transmission, is arranged to drive the storage drum to rotation for pulling the arrangement 1 through a pipe, the inner wall sections of which are to be coated successively in order to form a lining of the wall portion.
  • Said installation is arranged for allowing to rotate the disc or plate 2 of the nozzle 1a around an axis 2', which is parallel to or substantially parallel to a centre axis 22' of the pipe 22 that the nozzle 1 a has been selected to move through, while material portions M3a is thrown radially outwards through notches or openings 3, 3a arranged substantially axially in the plate 2 of the nozzle, which notches or openings face against the inner wall sections 22a of the pipe.
  • radial and axial notches 3, 3a are present, oriented substantially parallel to the rotation axis 2' of the nozzle 1 a for the formation of radial and axial openings in the border 2b.
  • Each one of said notches 3, 3a is arranged to bring about a distribution of the coating material M3a thrown out through respective opening in radial and/or axial direction.
  • the arrangement 1 with the nozzle 1 a has an, at least partly, conical outer shape 2c and that said inner space 2a defining an inner wall 2a' of the nozzle 1a diverges in the direction from the central part thereof.
  • the substantially radially arranged openings 3, 3a are arranged as slots in the border 2b as well as short notches in the inner wall 2a', which figure 2 shows.
  • the space 2a of the nozzle 1a should at least circumferentially be delimited by a bottom 2c extending inwards from the inner wall 2a' for directing coating material M2 introduced into the space out through said radial openings 3, 3a.
  • the feed means to be intended to feed a viscous coating material M1 forwards comprising a mixture of polyester and curing agent, and as an alternative it is taught that the mixture comprises flakes of glass for the achievement of a coating M4, consisting of a glass flake-reinforced polyester plastic or epoxy plastic subsequent to curing.
  • the figure 1 shows that the surface extension of the disc 2 in relation to the cross-sectional area of the pipe 22 has a value of 38 %.
  • the invention comprises a method for allowing to coat the inner surface 22a or wall portion of a pipe 22 with a solid material layer M5 as a lining upon the utilization of an arrangement 1 led axially through the interior of the pipe and having an appurtenant nozzle 1a, through which nozzle, by means of a rotatably arranged disc 2, viscous material portions M3a are thrown in order to allowing to form, on individual wall sections 22a', a viscous layer M4 of a plastic material or a reinforced plastic material depending on the axially directed motion and the speed of the arrangement 1 and the nozzle 1a through the interior of the pipe 22 and the size of the pipe.
  • the plastic material M4 should be allowed to cure time-wise to said solid material layer M5, for the formation of said lining.
  • Said rotatably arranged disc 2 should be formed with a bottom part 2c and an edge or border 2b connecting thereto, in order to thereby allowing to define an inner, upwardly open, space 2a, serving as a short-term reservoir for said viscous plastic material M1 and with said plastic material M1 being adapted to be supplied to said inner space 2a close to a rotation axis 2' assigned to the disc 2.
  • the invention intends to structure the prerequisites of coating the inner surface of the pipe 22a with a viscous material layer M4 and intends to take into consideration the centrifugal forces that become effective within the spurted-out and radially distributed material portions M3, M3a.
  • the material portions M3, M3a are distributed outside the disc 2 as a fog or curtain and where individual material portions can be assumed to be assigned different speeds and are influenced by different centrifugal forces when they pass the slots 3, 3a in the disc 2 or flow over the border edge 2b.
  • the individual detached material portions M3a from the accumulation M2 will be very small and of small strongly varying mass, because of which occurring different velocity vectors and centrifugal forces, which in practice act within separated material portions M3a, and that fall within the scope of the invention, should be estimated and simplified to the theoretical values of the centrifugal forces and its energy content.
  • the discs 2, 20 and 200, with appurtenant radii r1, r2 and r3 to said edge or border 2b and a circumferential speed (v) assigned to the disc 2 should be adapted mutually so that the centrifugal force "Fc" of a thrown out material portion M3a will have a theoretical value that falls between "m ⁇ 1 500" and "m ⁇ 80 000" N, where "m” intends to represent the mass of the material portion M3a.
  • centrifugal force "Fc" of the thrown-out material portion M3a it should be taken into consideration that the material M3 is thrown as a dense fog or curtain up against the inner surface 22a of the pipe 22 and particularly the surface section 22a', and that for the major part of the individual material portions, the action of the centrifugal force will be considerably smaller.
  • Figure 5 shows schematically three different discs 2, 20 and 200 of different diameters or radii r1, r2 and r3, centred around one and the same rotation axis 2', with a first disc 2 being assigned a diameter of 20 mm, a second disc 20 being assigned a diameter of 30 mm, while a third disc 200 being assigned a diameter of 60 mm, where, according to the principles of the invention, in the first place discs of smaller radius should be utilized also for pipes designated 122 and 222 having large cross-sections.
  • Figure 6 shows a table of three selected rotational speeds of 4 000, 10 000 and 15 000 r/min, assigned three selected diameters of 20, 30 and 60 mm of the discs 2, 20 and 200, and the accordingly obtained values of the circumferential speed (v) of the disc, the theoretical values what concerns the value of the centrifugal force (Fc) and the theoretical values of the value of the kinetic energy (E) of a material portion M3a having the mass "m".
  • the method according to the invention relies now on the fact that the centrifugal force of the material portion M3a should be selected between “m ⁇ 1 500" N and "m ⁇ 30 000” N, alternatively between “m ⁇ 3 000” N and “m ⁇ 40 000” N and alternatively between “m ⁇ 5 000” N and “m ⁇ 76 000” N, depending on selected disc 2, 20 and 200, respectively.
  • the method also offers a possibility of allowing to select said disc having each diameter value above 20 mm, alternatively each diameter value below 60 mm.
  • said disc a diameter of between 20 mm and 40 mm, such as between 20 mm and 30 mm (24 mm), alternatively between 30 mm and 40 mm, such as 35 mm.
  • the method comprises that it should be possible to give one of the discs 2, 20, 200 a circumferential speed of between 4 m/s and 50 m/s, such as between 4 m/s and 20 m/s, alternatively between 7 m/s and 25 m/s, as well as alternatively between 12 m/s to 50 m/s, depending on selected diameter of the disc.
  • the disc a circum, ferential speed of 10 m/s to 30 m/s at approx. 10 000 r/min, such as between 8000 and 11 000 r/min, particularly between 10 m/s and 20 m/s.
  • the method according to the invention can also provide conditions of selecting the theoretical energy content (kinetic energy content) of the material portion M3a.
  • kinetic energy content kinetic energy content
  • the material portions M3a detached by the rotatable disc 2 should be adapted depending on a selected viscosity of the viscous material related to a selected circumferential speed (v) of the disc 2, and the shapes and the number of slots 3, 3a or holes distributed along the periphery 2b of the disc 2.
  • the viscosity of the material and the material portions should be adapted to a viscosity that can be regarded to be in accordance with a "mushy" consistency.
  • the method according to the invention should be capable of taking into consideration also a distance between a periphery 2b attributed to the rotatable disc 2 and an adjacent inner wall section 22a attributed to the pipe 22.
  • the distance "d” should be adapted and selected in relation to a selected viscosity of the material portions M3a and a selected circumferential speed (v) of the rotatable disc 2.
  • the method according to the invention should also be capable of taking into consideration the speed of displacement in the axial direction 22' of the arrangement 1 and of the nozzle 1 a within and through the pipe 22. Not only should the same speed "v1" be adapted to a selected thickness "t" of the lining inner viscous layer M4, but also to a selected viscosity and the circumferential speed (v) of the disc 2.
  • a present uneven surface structure of the inner wall portion of the pipe and the wall sections thereof adapts and determines the selection of speed of rotation "h” and the selection of circumferential speed (v) of the disc 2, the selection of viscosity of the material portions M3a and/or the selection of an axially directed speed of displacement "v1".
  • a selected material volume M2', carried by the rotatable disc by an inner space 2a attributed to the disc 2, is adapted to be large enough so that it extends towards an upwardly extending border 2b assigned to the disc 2, in which a number of, one or more, slots 3, 3a and/or holes are formed, for the detachment of the small material portions M3a that should be thrown out by centrifugal forces acting on the portions, up against the inner wall portion of the pipe 22a.
  • the slots 3, 3a should be well distributed along the border 2b and axially oriented and usually assigned a width of 0,6 to 1,0 mm, such as about 0,8 mm and with the width being adapted to be larger than the size of mixed-in reinforcement or wear material.
  • the method according to the invention allows the volume of material M2', carried by the rotatable disc 2 and the inner space thereof 2a, to be adapted to be large enough so that it will extend towards and slightly above and flow over an upper border edge 2b'.
  • the method offers that the number and the size of formed slots 3, 3a and/or holes should furthermore be capable of being adapted in the dimensions thereof for allowing to detach thrown-out material portions M3a depending on a selected speed of rotation "h” and selected circumferential speed (v) of the disc 2, selected viscosity of detached material portions M3a and/or selected distance "d" between the periphery 2b of the disc and the inner adjacent wall sections 22a' of the pipe 22.
  • the method also comprises that a selected cross-sectional area of said discs 2, 20, 200 having the radii r1, r2 and r3 should be adapted to be less than 35 % of selected cross-section of said pipe (22), 22, 122, 222 and the inner wall portion thereof, such as 20-10 %.
  • cross-sectional area of selected discs 2, 20, 200 should be allowed to be adapted to exceed 5 % of selected cross-section of said pipe (22), 22, 122, 222 and the inner wall portion thereof.
  • Said disc and said pipe are assigned circular cross-sections in accordance with figure 5 .
  • the invention also comprises a control unit 70, schematically shown in figure 7 and adapted to be capable of regulating one or more criteria mentioned above for the application of a viscous layer M4 having a predetermined thickness "t" on wall sections 22a' next to said rotatable disc 2.
  • All or certain selected criteria are controllable via circuits and functions attributed to the control unit and preferably upon the utilization of a central computer unit.
  • All or certain selected criteria may as an alternative be manually controllable by an ocular inspection of the result attained, as of said layer M4 of viscous plastic material and/or said solid and cured layer M5 of plastic material or formed lining.
  • the main object of the invention is, by means of different method-related adjustable parameters, to allowing to improve the throwing-out of the coating material M3, M3a up against the inner surface section 22a' of the pipe 22 so that the same sticks to the inner surface of the pipe without significant loss, as well as being capable of regulating the amount of and the number of small, very small, material portions M3a that leave the disc or the plate 2.
  • the invention further teaches that a selected distance "d" between a circumferential edge 2b' attributed to the rotatable disc 2a and the adjacent inner wall portion 22a' attributed to the pipe 22 is adapted and selected in relation to a selected viscosity of the material portions M3a and selected circumferential speed (v) of the rotatable disc 2.
  • the invention teaches that the speed of displacement "v1" of the nozzle 1a in the axial direction (22') within and through the pipe 22 not only is adapted to a selected thickness "t" of the lining inner layer M4, M5 but also to selected viscosity and the circumferential speed (v) of the disc 2.
  • a present uneven surface structure of the inner wall portion of the pipe 22a is adapted to and decisive for a selected speed of rotation "h” and a selected circumferential speed “v” of the disc 2, selected viscosity of the material portions M2, M3 and M3a and/or selected axial speed of displacement "v1".
  • a selected material volume M2', carried by the rotatable disc 2, should be adapted to be large enough so that it extends towards an upwardly extending border 2b assigned to the disc 2, in which a number of, one or more, slots 3, 3a and/or holes are formed for the detachment of the material portions M3a that should be thrown out by centrifugal forces acting on the portions, up against the inner wall portions 22a' of the pipe 22.
  • the volume of material M1, M2, carried by the rotatable disc 2 is adapted to be so large that it will extend towards and above an upper border edge 2b'.
  • Formed slots 3, 3a and/or holes are adapted in the orientations and dimensions thereof for allowing to detach thrown-out material portions M3a depending on a selected speed of rotation and selected circumferential speed of the disc 2, selected viscosity of detached material portions M3a and/or selected distance "d" between the periphery 2b of the disc and the inner wall sections 22a' of the pipe.
  • FIG 7 there is shown a control device and/or a control unit 70, whereby a possibility of regulating a number of quantities is offered.
  • each unit shown may be combined with each another unit shown within the scope in order to be able to attain the desired technical function.

Landscapes

  • Application Of Or Painting With Fluid Materials (AREA)
  • Moulding By Coating Moulds (AREA)
  • Coating Apparatus (AREA)
  • Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
  • Laminated Bodies (AREA)

Claims (32)

  1. Procédé pour permettre de revêtir la partie de surface ou de paroi interne (220) d'un tuyau (22) avec une couche de matière solide (M5) comme doublure lors de l'utilisation d'un agencement (1) conduit axialement à l'intérieur du tuyau (22) et comportant une buse annexe (1 a), à travers laquelle, au moyen d'un disque (2) agencé de façon rotative, des parties de matière visqueuse (M3a) sont projetées afin de permettre la formation, sur des sections individuelles de paroi (22a'), d'une couche visqueuse (M4) d'une matière plastique ou d'une matière plastique renforcée en fonction du mouvement dirigé axialement et de la vitesse de l'agencement (1) et du disque (2) à l'intérieur du tuyau (22) et de la taille du tuyau, laquelle matière, après l'application contre la partie de paroi, est laissée durcir avec le temps pour devenir ladite couche de matière solide (M5) en tant que ladite doublure, dans lequel le disque (2) agencé de façon rotative est formé avec une partie inférieure (2c) et un bord ou une bordure (2b) raccordé à celle-ci, afin de permettre ainsi de définir un espace interne ouvert vers le haut (2a), servant de réservoir à court terme pour ladite matière plastique visqueuse (M1) et ladite matière plastique (M1) étant adaptée pour être délivrée audit espace interne (2a) à proximité d'un axe de rotation (2') attribué audit disque (2), ledit disque comprenant en outre des encoches radiales et axiales (3, 3a) agencées sous la forme de fentes dans la bordure (2b) et une paroi interne (2a'), caractérisé en ce que des parties de matière (M3, M3a) sont distribuées à l'extérieur du disque (2) sous la forme d'un brouillard ou d'un rideau, où des parties de matière individuelles (M3, M3a) se voient attribuées des vitesses différentes et sont influencées par des forces centrifuges différentes, lorsqu'elles passent à travers les fentes (3, 3a) dans le disque (2) et sont amenées à jaillir ou s'écoulent sur le bord ou la bordure (2b) du disque (2), en ce que le rayon du disque (2) jusqu'audit bord ou ladite bordure (2b) et une vitesse circonférentielle (v) donnée au disque sont adaptées mutuellement de sorte que la force centrifuge (Fc) d'une partie de matière (M3a) expulsée ait une valeur théorique comprise entre « m x 1 500 » et « m x 80 000 » N, où « m » est censé représenter la masse de la partie de matière.
  2. Procédé selon la revendication 1, caractérisé en ce que la force centrifuge de la partie de matière est choisie entre « m x 1 500 » N et « m x 30 000 » N.
  3. Procédé selon la revendication 1, caractérisé en ce que la force centrifuge de la partie de matière est choisie entre « m x 3 000 » N et « m x 40 000 » N.
  4. Procédé selon la revendication 1, caractérisé en ce que la force centrifuge de la partie de matière est choisie entre « m x 5 000 » N et « m x 76 000 » N.
  5. Procédé selon la revendication 1, caractérisé en ce que ledit disque (2) se voit attribuer un diamètre supérieur à 20 mm.
  6. Procédé selon la revendication 1, caractérisé en ce que ledit disque (2) se voit attribuer un diamètre inférieur à 60 mm.
  7. Procédé selon la revendication 1, caractérisé en ce que ledit disque (2) se voit attribuer un diamètre compris entre 20 mm et 40 mm, tel qu'entre 20 mm et 30 mm, en variante entre 30 mm et 40 mm.
  8. Procédé selon la revendication 1, caractérisé en ce que ledit disque (2) se voit donner une vitesse circonférentielle (v) comprise entre 4 m/s et 50 m/s.
  9. Procédé selon la revendication 1 ou 5, caractérisé en ce que ledit disque (2) se voit donner une vitesse circonférentielle comprise entre 4 m/s et 20 m/s.
  10. Procédé selon la revendication 1 ou 7, caractérisé en ce que ledit disque (2) se voit donner une vitesse circonférentielle comprise entre 7 m/s et 25 m/s.
  11. Procédé selon la revendication 1 ou 6, caractérisé en ce que ledit disque (2) se voit donner une vitesse circonférentielle comprise entre 12 m/s et 50 m/s.
  12. Procédé selon la revendication 1, caractérisé en ce que ledit disque (2) se voit donner une vitesse circonférentielle de 10 m/s à 30 m/s, à approximativement 10 000 tr/min.
  13. Procédé selon la revendication 1, caractérisé en ce que la teneur en énergie théorique (teneur en énergie cinétique « E ») des parties de matière (M3a) est choisie entre « m x 8 » J et « m x 1 200 » J.
  14. Procédé selon la revendication 1 ou 13, caractérisé en ce que la teneur en énergie théorique (teneur en énergie cinétique « E ») des parties de matière est choisie entre « m x 8 » J et « m x 150 » J.
  15. Procédé selon la revendication 1 ou 13, caractérisé en ce que la teneur en énergie théorique (teneur en énergie cinétique « E ») des parties de matière est choisie entre « m x 20 » J et « m x 300 » J.
  16. Procédé selon la revendication 1 ou 13, caractérisé en ce que la teneur en énergie théorique (teneur en énergie cinétique « E ») des parties de matière est choisie entre « m x 100 » J et « m x 1 200 » J.
  17. Procédé selon la revendication 1, caractérisé en ce que les parties de matière (M3, M3a) détachées par le disque rotatif (2) sont adaptées en fonction d'une viscosité choisie de la matière plastique visqueuse associée à une vitesse circonférentielle choisie du disque (2) et les formes et le nombre de fentes (3, 3a) ou de trous distribués le long de la bordure (2b) ou périphérie du disque.
  18. Procédé selon la revendication 1 ou 17, caractérisé en ce que la viscosité de la matière et les parties de matière sont adaptées à une viscosité qui peut être considérée comme conforme à une consistance « pâteuse ».
  19. Procédé selon la revendication 1, caractérisé en ce qu'une distance entre une périphérie attribuée au disque rotatif (2) et une section de paroi interne adjacente attribuée au tuyau (22) est adaptée et choisie en rapport avec une viscosité choisie des parties de matière et une vitesse circonférentielle choisie du disque rotatif.
  20. Procédé selon la revendication 1, caractérisé en ce que la vitesse de déplacement de l'agencement et d'une buse (7) dans la direction axiale dans et à travers le tuyau (22) est non seulement adaptée à une épaisseur choisie de la doublure d'une couche visqueuse interne, mais également à une viscosité choisie et à la vitesse circonférentielle du disque (2).
  21. Procédé selon la revendication 20, caractérisé en ce qu'à une structure de surface irrégulière actuelle de la partie de paroi interne du tuyau (22), la sélection de la vitesse de rotation, la sélection de la vitesse circonférentielle du disque, la sélection de la viscosité des parties de matière et/ou la sélection d'une vitesse de déplacement dirigée axialement sont adaptées et déterminées.
  22. Procédé selon la revendication 1, caractérisé en ce qu'un volume de matière choisi, porté par le disque rotatif (2) par un espace interne (2a) attribué au disque, est adapté pour être suffisamment grand afin qu'il s'étende vers une bordure en extension vers le haut (2b) attribuée au disque, bordure dans laquelle un nombre d'une ou plusieurs fentes (3, 3a) et/ou de trous est formé pour la pulvérisation des parties de matière.
  23. Procédé selon la revendication 22, caractérisé en ce que les fentes (3, 3a) sont bien distribuées le long de la bordure (2b) et orientées axialement et se voient attribuer une largeur de 0,6 à 1,0 mm.
  24. Procédé selon la revendication 22 ou 23, caractérisé en ce que le nombre de fentes est choisi pour être compris entre 4 et 8, tel que 5.
  25. Procédé selon la revendication 1 ou 22, caractérisé en ce que le volume de matière, porté par le disque rotatif (2) et l'espace interne (2a) de celui-ci, est adapté pour être suffisamment grand de sorte à s'étendre en direction et légèrement au-dessus d'un bord ou d'une bordure supérieur (2b).
  26. Procédé selon la revendication 1 ou 22, caractérisé en ce que le nombre et la taille des fentes (3, 3a) et/ou des trous formés sont adaptés pour permettre le détachement des parties de matière projetées en fonction d'une vitesse de rotation choisie et d'une vitesse circonférentielle choisie du disque, d'une viscosité choisie des parties de matière détachées et/ou d'une distance choisie entre la périphérie du disque et les sections de paroi internes adjacentes du tuyau.
  27. Procédé selon la revendication 1, caractérisé en ce qu'une aire en coupe transversale choisie dudit disque (2) est adaptée pour être inférieure à 35 % d'une coupe transversale choisie dudit tuyau (22) et de la partie de paroi interne de celui-ci.
  28. Procédé selon la revendication 1 ou 27, caractérisé en ce que l'aire en coupe transversale est adaptée pour dépasser 5 % d'une coupe transversale choisie dudit tuyau (22) et de la partie de paroi interne de celui-ci.
  29. Procédé selon la revendication 1, caractérisé en ce que ledit disque (2) et ledit tuyau (22) se voient attribuer des coupes transversales circulaires.
  30. Unité de commande adaptée pour réaliser le procédé selon l'une quelconque des revendications précédentes, pour l'application d'une couche visqueuse ayant une épaisseur prédéterminée sur des sections de paroi à proximité d'un disque rotatif.
  31. Unité de commande selon la revendication 30, caractérisée en ce que la totalité ou un certain nombre des critères choisis peuvent être contrôlés par l'intermédiaire de circuits et de fonctions, attribués à l'unité de commande, comme lors de l'utilisation d'une unité centrale informatique.
  32. Unité de commande selon la revendication 30, caractérisée en ce que la totalité ou un certain nombre des critères choisis peuvent être contrôlés manuellement par une inspection visuelle du résultat obtenu, de ladite couche de matière plastique visqueuse et/ou de ladite couche solide et durcie de matière plastique ou de la doublure formée.
EP04800354A 2003-11-20 2004-11-18 Procede de revetement d'une surface interne d'un tube a couche durcissable Expired - Lifetime EP1691933B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL04800354T PL1691933T3 (pl) 2003-11-20 2004-11-18 Sposób powlekania wewnętrznej powierzchni rury warstwą utwardzalną

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE0303081A SE526318E (sv) 2003-11-20 2003-11-20 Metod för att belägga en inre yta för ett rör med en fast beläggning
PCT/SE2004/001692 WO2005049220A1 (fr) 2003-11-20 2004-11-18 Procede de revetement d'une surface interne d'un tube a couche durcissable

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EP1691933A1 EP1691933A1 (fr) 2006-08-23
EP1691933B1 true EP1691933B1 (fr) 2010-03-24

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EP (1) EP1691933B1 (fr)
AT (1) ATE461755T1 (fr)
DE (1) DE602004026215D1 (fr)
DK (1) DK1691933T3 (fr)
ES (1) ES2339863T3 (fr)
NO (1) NO20062859L (fr)
PL (1) PL1691933T3 (fr)
SE (1) SE526318E (fr)
WO (1) WO2005049220A1 (fr)

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RU2388899C2 (ru) * 2005-12-12 2010-05-10 Владимир Иванович Коваленко Способ нанесения защитного покрытия на внутреннюю и наружную поверхности насосно-компрессорных труб и внутреннюю поверхность обсадных труб, устройства для его осуществления
GB0803297D0 (en) 2008-02-22 2008-04-02 Htc Man Services Linited Method and apparatus for lining a conduit
RU2435652C1 (ru) * 2010-07-09 2011-12-10 Открытое акционерное общество "Татнефть" имени В.Д. Шашина Устройство для нанесения покрытия на внутреннюю поверхность труб
US20120067967A1 (en) * 2010-09-21 2012-03-22 Baker Hughes Incorporated Fluid applicator and method
RU2633923C1 (ru) * 2017-02-02 2017-10-19 Акционерное общество "Обнинское научно-производственное предприятие "Технология" им. А.Г. Ромашина" Устройство для нанесения покрытия на внутреннюю цилиндрическую поверхность отверстия
CN111020583B (zh) * 2019-12-16 2021-08-24 山东凯裕达新材料科技有限公司 一种反应釜生产制造工艺
CN112371447B (zh) * 2020-11-12 2021-12-17 台州市挺夏亭水暖配件厂(普通合伙) 一种能自动调节大小的led灯管加工用智能涂抹装置
CN112756231A (zh) * 2021-01-06 2021-05-07 住重福惠动力机械有限公司 一种用于管道内壁防腐涂层的均匀干燥装置

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US3279427A (en) * 1963-12-20 1966-10-18 United States Steel Corp Centrifugal spraying equipment
US3459586A (en) * 1965-06-02 1969-08-05 Inland Steel Co Centrifugal spray coating methods and apparatus
DE58906497D1 (de) * 1988-05-17 1994-02-03 Kueppeli S Soehne Ag Schwyz A Verfahren zum abdichten von schadhaften rohrleitungen.
SE504663C2 (sv) * 1995-06-28 1997-03-24 Sten Edstroem Anordning för applicering av en invändig beläggning i rör som innefattar ett munstycke med radiella öppningar
GB9524811D0 (en) * 1995-12-05 1996-02-07 Amec Utilities Ltd Method and apparatus for coating the interior of a pipe
DE19805027A1 (de) * 1998-02-09 1999-08-12 Bertold Gerdes Vorrichtung zum Auftragen eines flüssigen bis viskosen Stoffes, beispielsweise eines Fettes, auf die Innenwände eines Hohlkörpers

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ES2339863T3 (es) 2010-05-26
SE526318C2 (sv) 2005-08-23
SE526318E (sv) 2011-03-29
WO2005049220B1 (fr) 2006-02-02
PL1691933T3 (pl) 2010-08-31
NO20062859L (no) 2006-08-18
SE0303081D0 (sv) 2003-11-20
SE0303081L (sv) 2005-05-21
ATE461755T1 (de) 2010-04-15
DE602004026215D1 (de) 2010-05-06
DK1691933T3 (da) 2010-05-31
EP1691933A1 (fr) 2006-08-23
WO2005049220A1 (fr) 2005-06-02

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