WO2009112045A1 - Dispositif de fixation de panneaux composites à l'aide de profilés - Google Patents

Dispositif de fixation de panneaux composites à l'aide de profilés Download PDF

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Publication number
WO2009112045A1
WO2009112045A1 PCT/EP2008/001896 EP2008001896W WO2009112045A1 WO 2009112045 A1 WO2009112045 A1 WO 2009112045A1 EP 2008001896 W EP2008001896 W EP 2008001896W WO 2009112045 A1 WO2009112045 A1 WO 2009112045A1
Authority
WO
WIPO (PCT)
Prior art keywords
composite panels
fastening profiles
tank structure
tank
edges
Prior art date
Application number
PCT/EP2008/001896
Other languages
German (de)
English (en)
Inventor
Jens Pehlke
Katinka Wolgast
Volker Fiebig
Michael Klamp
Miroslav Denev
Keno Dirks
Original Assignee
Aker Mtw Werft 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 Aker Mtw Werft Gmbh filed Critical Aker Mtw Werft Gmbh
Priority to PCT/EP2008/001896 priority Critical patent/WO2009112045A1/fr
Publication of WO2009112045A1 publication Critical patent/WO2009112045A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C3/00—Vessels not under pressure
    • F17C3/02—Vessels not under pressure with provision for thermal insulation
    • F17C3/025—Bulk storage in barges or on ships
    • F17C3/027—Wallpanels for so-called membrane tanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B25/00—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby
    • B63B25/02—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods
    • B63B25/08—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid
    • B63B25/12—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid closed
    • B63B25/16—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid closed heat-insulated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B3/00—Hulls characterised by their structure or component parts
    • B63B3/14—Hull parts
    • B63B3/68—Panellings; Linings, e.g. for insulating purposes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2221/00—Handled fluid, in particular type of fluid
    • F17C2221/03—Mixtures
    • F17C2221/032—Hydrocarbons
    • F17C2221/033—Methane, e.g. natural gas, CNG, LNG, GNL, GNC, PLNG
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
    • F17C2223/0146—Two-phase
    • F17C2223/0153—Liquefied gas, e.g. LPG, GPL
    • F17C2223/0161—Liquefied gas, e.g. LPG, GPL cryogenic, e.g. LNG, GNL, PLNG
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/03—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the pressure level
    • F17C2223/033—Small pressure, e.g. for liquefied gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2270/00—Applications
    • F17C2270/01—Applications for fluid transport or storage
    • F17C2270/0102—Applications for fluid transport or storage on or in the water
    • F17C2270/0105—Ships
    • F17C2270/0107—Wall panels

Definitions

  • the present invention relates to a device for connecting composite panels to the tank structure of a tank by means of fastening profiles. It is used in particular on tankers and stationary tanks for liquefied natural gas.
  • cryogenic media e.g. liquefied natural gas
  • special insulation systems are used to transport and store the cryogenic charge in a sealed and thermally insulated manner.
  • cryogenic media e.g. liquefied natural gas
  • special insulation systems are used to transport and store the cryogenic charge in a sealed and thermally insulated manner.
  • a group of tank systems for the transport and storage of cryogenic liquefied natural gas is called a membrane tank.
  • the thermal insulation takes place in the tank by two layers of insulating material arranged one above the other.
  • Two so-called barrier or barrier layers are used to ensure the tightness.
  • the layers are connected to the tank structure. This is usually done by gluing and screwing. Natural deformations occurring on the tank structure by welding are described e.g. balanced by leveling compound.
  • a method for the in-situ production of insulating layers is known from the published patent application DE 24 07 210 "Thermal insulation for cryogenic tanks and methods for their production.”
  • the foaming of the insulating layers takes place between plates which are perpendicular to the tank wall and which are fastened on a rail construction
  • the finished insulation system is supported by the rail system and connected to the tank structure, but the in-situ production of low-temperature insulation foams is subject to high quality risks and has therefore not been successful.
  • the published patent application DE 195 34 465 A1 describes a membrane tank system in which prefabricated panels, which contain the insulating layers and the secondary barrier layer, are fastened to the tank structure by stud bolts arranged at regular intervals.
  • the stud bolts must be welded to the tank structure in a bolt grid to be measured beforehand and followed exactly.
  • the primary barrier layer lying to the tank interior is not part of the panels and is attached to the panels by welding to a welded beam.
  • the welding supports must first be retracted into a groove located in the panels of the panels in a separate operation.
  • a membrane tank system is known in which the secondary insulating layer attached by welded studs at a regular distance to the support structure and the secondary barrier layer is then attached to the secondary insulating layer, wherein further, connected to the secondary insulating studs the penetrate secondary barrier layer to secure the primary insulating layer.
  • the primary barrier layer is attached in a further operation to welding supports which pass through the primary insulating layer and are connected to the secondary barrier layer.
  • This system is characterized in that the functional layers, ie the secondary insulating layer, the secondary barrier layer, the primary insulating layer and the primary barrier layer are designed as separate layers and each must be applied to the tank structure in separate operations.
  • French patent specification FR 14 81 808 A describes various embodiments of semi-membrane tanks.
  • the secondary and primary barrier layers are only partially supported by support profiles through the surrounding support structure.
  • the support profiles serve here for fastening and supporting the barrier layers themselves.
  • the areas between the two barrier layers and adjacent support profiles are filled in one embodiment with separate insulating mats (matelas calorifuge).
  • the surrounding support structure acts as a secondary barrier.
  • the areas between the barrier layer and the surrounding support structure are filled with the insulating mats.
  • US Pat. No. 4,170,952 discloses a system in which insulating panels are fastened to a support structure by means of stud bolts.
  • the Metal barrier layer is fastened to the insulating panels via tongues embedded in the insulating panels, similar to the welding supports from DE 44 32 142 A1. For pulling the tongues into the insulating panels and attaching the barrier layers to them, separate operations are required during assembly.
  • the object of the invention is to provide a solution which ensures a more efficient attachment of the insulating and barrier layers, thus saving labor and thus working time.
  • this object is achieved in that fastening profiles in the tank, each having a web and a belt, are attached, which in turn serve for the attachment of insulating and barrier layers (composite panels).
  • the mounting profiles can be attached to the tank structure in the prefabrication of the tank, in particular by welding or otherwise, without the need for high accuracy.
  • the composite panels are simply pushed with at least one stepped portion under the belt.
  • the composite panels may each be secured to the tank structure by one or more step-shaped sections slid under one or more straps. If necessary, they are secured in this position by lateral contact with adjacent composite panels.
  • the composite panels are additionally fixed by fastening elements to the fastening profiles and / or the adjacent composite panels.
  • the fasteners may be additional positive and / or cohesive and / or non-positive connections.
  • the fasteners are mechanical fasteners such as screws or bolts.
  • the belt of the fastening profile is preferably equipped with a plurality of holes, similar to a perforated plate. This allows the accurate installation of the insulation and barrier system without the prior millimeter accurate measuring and alignment of fasteners, e.g. Screws or bolts. Re-drilling additional required holes during assembly of the panels is possible. Alternatively, screws with drill bits can be used.
  • the type and design of the fastening profiles as well as the use of compensating elements in ring or strip shape make it possible to compensate for unevenness on the tank structure.
  • fasteners may be welded and / or glued joints between the composite panels and the angle profiles and / or the adjacent composite panels.
  • a composite panel comprises at least one insulating layer and at least one barrier layer. Preferably, it has one or two insulating layers and two barrier layers. Preferably, the composite panels have a primary barrier layer, including a primary insulating layer, including a secondary barrier layer and optionally including a secondary insulating layer. Suitable composite panels are described in DE 10 2006 016 796 A1. The invention will be explained in more detail by means of examples. In the drawings show:
  • Fig. 1 is a schematic perspective view of the fixation of
  • Fig. 2 is a schematic perspective view of a rail with a
  • Fig. 3 is a schematic perspective view of a fixation of
  • the composite panel has pockets at the bottom.
  • the fastening profile runs in the pocket and fixes the panel to the tank structure;
  • Fig. 4 is a schematic perspective view of a fixation of
  • Panels on the fastening profile Thanks to their special shape, the composite panels are suitable for use with the Click principle.
  • FIG. 1 shows a fastening profile 1 for fastening composite panels 5, 5a to the tank structure 6.
  • the fastening profile 1 is firmly connected to the tank structure 6.
  • the composite panels 5, 5a are designed in steps. To fix the composite panels 5, 5 a, the lower step of the composite panel 5 a is pushed under the belt 1 a of the Befest Trentspro fils 1 and firmly connected to this, for example by screws.
  • compensating elements 9 which are round or strip-shaped, provided in different thicknesses. These are placed on the required locations on the mounting profile 1.
  • a mounting profile 1 which rests on the tank structure 6, shown.
  • the fastening profile 1 preferably consists of web Ib and belt Ia.
  • the belt Ia is preferably provided with a plurality of evenly distributed holes 4.
  • pockets 7 are arranged on the underside of the composite panels 5, 5a.
  • the width of the pocket opening 8 is mainly the same as the width of the strap Ia of the mounting profile 1.
  • the bag 7 is adapted to the shape and size of the belt Ia of the mounting profile 1.
  • the belt 1a runs in the pocket and the web 1b in the pocket opening 8.
  • FIG. 4 shows a fastening profile 1 for fastening composite panels 5, 5a to the tank structure 6.
  • the composite panels 5, 5a are fixed on the tank structure 6 by means of a click connection 10.
  • the protruding edges 12 of the step-shaped composite panels 5, 5a are provided at the upper edge with a quarter-circle-shaped recess 10a.
  • the upper edge has a quarter-circle-shaped projection 10b, so that here a positive connection 10 of the composite panels 5, 5a is produced.
  • the composite panels 5, 5a may include a primary and a secondary barrier layer and an insulating layer therebetween or a primary barrier layer, including a primary insulating layer including a secondary barrier layer and a secondary insulating layer below.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

L'invention porte sur un dispositif destiné à une cuve de stockage et de transport de produits surgelés, pour la fixation de couches isolantes ou de couches barrières sous la forme de panneaux composites sur la structure de la cuve, les panneaux composites étant fixés sur la structure de la cuve à l'aide de profilés de fixation, les profilés de fixation étant réalisés sous la forme de cornières avec traverse et membrure, les traverses étant fixées sur la structure de la cuve, et les panneaux composites étant glissés sous la membrure avec au moins une découpe étagée.
PCT/EP2008/001896 2008-03-10 2008-03-10 Dispositif de fixation de panneaux composites à l'aide de profilés WO2009112045A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/EP2008/001896 WO2009112045A1 (fr) 2008-03-10 2008-03-10 Dispositif de fixation de panneaux composites à l'aide de profilés

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2008/001896 WO2009112045A1 (fr) 2008-03-10 2008-03-10 Dispositif de fixation de panneaux composites à l'aide de profilés

Publications (1)

Publication Number Publication Date
WO2009112045A1 true WO2009112045A1 (fr) 2009-09-17

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2008/001896 WO2009112045A1 (fr) 2008-03-10 2008-03-10 Dispositif de fixation de panneaux composites à l'aide de profilés

Country Status (1)

Country Link
WO (1) WO2009112045A1 (fr)

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB216184A (en) * 1923-02-19 1924-05-19 Bernard Rathmell Improved construction for heat insulation
FR1481808A (fr) 1965-06-04 1967-05-19 Exxon Research Engineering Co Réservoir de cargaison destiné au gaz naturel liquéfié et comportant une membrane soumise à des contraintes
DE2407210A1 (de) 1973-02-19 1974-09-05 Hitachi Shipbuilding Eng Co Thermische isolierung fuer tieftemperaturtanks und verfahren zu deren herstellung
US3899989A (en) * 1973-10-10 1975-08-19 Nat Building Ind Marine panel hanging assembly
DE2648211A1 (de) 1975-11-03 1977-05-12 Owens Corning Fiberglass Corp Isolierter behaelter fuer kryogene fluessigkeiten
US4170952A (en) 1976-03-09 1979-10-16 Mcdonnell Douglas Corporation Cryogenic insulation system
DE4432142A1 (de) 1993-09-09 1995-04-06 Gaz Transport Thermisch isolierter Schiffsbehälter I
DE19534465A1 (de) 1994-09-20 1996-03-21 Gaztransport Et Technigaz In einer Tragstruktur integrierter verbesserter dichter und thermisch isolierender Behälter
DE19931705A1 (de) 1998-07-10 2000-03-09 Gaz Transport & Technigaz In die Tragstruktur eines Schiffs integrierter dichter und thermisch isolierender Tank mit verbesserter Isoliersperre
US20060086741A1 (en) * 2004-10-21 2006-04-27 Chicago Bridge & Iron Company Low temperature/cryogenic liquid storage structure
DE102006016796A1 (de) 2006-04-10 2007-10-11 Warnow Design Gmbh Verbundpaneelsystem für den Bau von Behältern für tiefkalte Medien
DE102006043477A1 (de) * 2006-09-15 2008-04-03 Aker Mtw Werft Gmbh Vorrichtung zur Befestigung von Verbundpaneelen an einer Tankstruktur mittels Profilen

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB216184A (en) * 1923-02-19 1924-05-19 Bernard Rathmell Improved construction for heat insulation
FR1481808A (fr) 1965-06-04 1967-05-19 Exxon Research Engineering Co Réservoir de cargaison destiné au gaz naturel liquéfié et comportant une membrane soumise à des contraintes
DE2407210A1 (de) 1973-02-19 1974-09-05 Hitachi Shipbuilding Eng Co Thermische isolierung fuer tieftemperaturtanks und verfahren zu deren herstellung
US3899989A (en) * 1973-10-10 1975-08-19 Nat Building Ind Marine panel hanging assembly
DE2648211A1 (de) 1975-11-03 1977-05-12 Owens Corning Fiberglass Corp Isolierter behaelter fuer kryogene fluessigkeiten
US4170952A (en) 1976-03-09 1979-10-16 Mcdonnell Douglas Corporation Cryogenic insulation system
DE4432142A1 (de) 1993-09-09 1995-04-06 Gaz Transport Thermisch isolierter Schiffsbehälter I
DE19534465A1 (de) 1994-09-20 1996-03-21 Gaztransport Et Technigaz In einer Tragstruktur integrierter verbesserter dichter und thermisch isolierender Behälter
DE19931705A1 (de) 1998-07-10 2000-03-09 Gaz Transport & Technigaz In die Tragstruktur eines Schiffs integrierter dichter und thermisch isolierender Tank mit verbesserter Isoliersperre
US20060086741A1 (en) * 2004-10-21 2006-04-27 Chicago Bridge & Iron Company Low temperature/cryogenic liquid storage structure
DE102006016796A1 (de) 2006-04-10 2007-10-11 Warnow Design Gmbh Verbundpaneelsystem für den Bau von Behältern für tiefkalte Medien
DE102006043477A1 (de) * 2006-09-15 2008-04-03 Aker Mtw Werft Gmbh Vorrichtung zur Befestigung von Verbundpaneelen an einer Tankstruktur mittels Profilen

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