EP3114387B1 - Abgedichteter und isolierter kessel mit ablenkelement zur ermöglichung des gasstroms an einer ecke - Google Patents

Abgedichteter und isolierter kessel mit ablenkelement zur ermöglichung des gasstroms an einer ecke Download PDF

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Publication number
EP3114387B1
EP3114387B1 EP15709264.4A EP15709264A EP3114387B1 EP 3114387 B1 EP3114387 B1 EP 3114387B1 EP 15709264 A EP15709264 A EP 15709264A EP 3114387 B1 EP3114387 B1 EP 3114387B1
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EP
European Patent Office
Prior art keywords
vessel
deflection element
channels
elbow
wall
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EP15709264.4A
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English (en)
French (fr)
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EP3114387A1 (de
Inventor
Yannick DUBOIS
Sébastien DELANOE
Bruno Deletre
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Gaztransport et Technigaz SA
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Gaztransport et Technigaz SA
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    • 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
    • F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
    • F17C1/12—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge with provision for thermal insulation
    • 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
    • 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
    • F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
    • 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
    • F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
    • F17C1/002—Storage in barges or on ships
    • 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
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • 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
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/001—Thermal insulation specially adapted for cryogenic vessels
    • 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
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/002—Details of vessels or of the filling or discharging of vessels for vessels under pressure
    • 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
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/01—Shape
    • F17C2201/0147—Shape complex
    • F17C2201/0157—Polygonal
    • 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
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/05—Size
    • F17C2201/052—Size large (>1000 m3)
    • 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
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/03—Thermal insulations
    • F17C2203/0304—Thermal insulations by solid means
    • F17C2203/0325—Aerogel
    • 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
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/03—Thermal insulations
    • F17C2203/0304—Thermal insulations by solid means
    • F17C2203/0329—Foam
    • F17C2203/0333—Polyurethane
    • 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
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/03—Thermal insulations
    • F17C2203/0304—Thermal insulations by solid means
    • F17C2203/0345—Fibres
    • F17C2203/035—Glass wool
    • 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
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/03—Thermal insulations
    • F17C2203/0304—Thermal insulations by solid means
    • F17C2203/0358—Thermal insulations by solid means in form of panels
    • 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
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/03—Thermal insulations
    • F17C2203/0375—Thermal insulations by gas
    • F17C2203/0379—Inert
    • 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
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/03—Thermal insulations
    • F17C2203/0391—Thermal insulations by vacuum
    • 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
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
    • F17C2203/0602—Wall structures; Special features thereof
    • F17C2203/0612—Wall structures
    • F17C2203/0626—Multiple walls
    • F17C2203/0631—Three or more walls
    • 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
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
    • F17C2203/0634—Materials for walls or layers thereof
    • F17C2203/0636—Metals
    • F17C2203/0648—Alloys or compositions of metals
    • F17C2203/0651—Invar
    • 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
    • F17C2260/00—Purposes of gas storage and gas handling
    • F17C2260/03—Dealing with losses
    • F17C2260/031—Dealing with losses due to heat transfer
    • F17C2260/033—Dealing with losses due to heat transfer by enhancing insulation
    • 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
    • F17C2260/00—Purposes of gas storage and gas handling
    • F17C2260/03—Dealing with losses
    • F17C2260/035—Dealing with losses of fluid
    • F17C2260/037—Handling leaked fluid
    • 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
    • F17C2260/00—Purposes of gas storage and gas handling
    • F17C2260/03—Dealing with losses
    • F17C2260/035—Dealing with losses of fluid
    • F17C2260/038—Detecting leaked fluid
    • 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 invention relates to the field of sealed and thermally insulating tanks, with membranes, for storing and / or transporting fluid, such as a cryogenic fluid.
  • LNG liquefied natural gas
  • these tanks can be installed on the ground or on a floating structure. In the case of a floating structure, the tank may be intended for the transport of liquefied natural gas or to receive liquefied natural gas used as fuel for the propulsion of the floating structure.
  • sealed and thermally insulating vessels for the storage of liquefied natural gas comprising a plurality of walls, each tank wall having a multilayer structure presenting successively, in the direction of the thickness, since exterior to interior, a load-bearing structure formed by the double hull of a vessel and defining the general shape of the vessel, a secondary heat-insulating barrier retained at the load-bearing structure, a secondary waterproofing membrane resting against the barrier thermally insulating secondary, a primary thermally insulating barrier resting against the secondary sealing membrane and a primary sealing membrane intended to be in contact with the liquefied natural gas contained in the tank.
  • the thermally insulating barriers comprise insulating elements resting on the supporting structure or on the secondary sealing membrane and a gaseous phase. It is known to maintain the gas phase of one and / or the other of the thermally insulating barriers under an absolute pressure lower than the ambient atmospheric pressure, that is to say to a negative relative pressure, in order to increase the insulating power of said thermally insulating barriers.
  • a such a method is, for example, described in the French patent application FR 2535831 .
  • the document US4116150 is another example disclosing an angle arrangement of a sealed and insulating tank.
  • An idea underlying the invention is to provide a sealed and thermally insulating tank having a thermally insulating barrier in which the pressure losses are limited and not exhibiting insulation defects.
  • the flow of gas at the corners of the tank is favored.
  • the bent channels in the thickness direction of the walls of the tank, the bent channels substantially follow the isothermal lines within the thermally insulating barrier so that the natural and forced convection is limited within the chamber. deflection element.
  • such a deflection element can promote the flow of gas within the thermally insulating barrier without locally creating insulation defects.
  • Such a tank can be part of a land storage facility, for example to store LNG or be installed in a floating structure, coastal or deep water, including a LNG tank, a floating storage and regasification unit (FSRU) , a floating production and remote storage unit (FPSO) and others.
  • FSRU floating storage and regasification unit
  • FPSO floating production and remote storage unit
  • a vessel for transporting a fluid comprises a double hull and a said tank disposed in the double hull.
  • the invention also provides a method for loading or unloading such a vessel, in which a fluid is conveyed through isolated pipes from or to a floating or land storage facility to or from the tank of the vessel. ship.
  • the invention also provides a transfer system for a fluid, the system comprising the abovementioned vessel, insulated pipes arranged to connect the vessel installed in the hull of the vessel to a floating or ground storage facility. and a pump for driving a fluid through the insulated pipelines from or to the floating or land storage facility to or from the vessel vessel.
  • Some aspects of the invention start from the idea of promoting the flow of gas between the different walls of a tank. Certain aspects of the invention start from the idea of promoting the circulation of gas between the walls of a tank in order to facilitate the placement of a thermally insulating barrier under negative relative pressures, particularly low, of the order of 10. at 1000 Pa. Some aspects of the invention start from the idea of facilitating the flow of inert gas within a thermally insulating barrier. Some aspects of the invention start from the idea of facilitating the pumping of a fluid present within a thermally insulating barrier in the event of a leakage of the carrier structure or of a sealing membrane.
  • the pumping of a fluid present in the thermally insulating barrier may in particular be necessary to drain the water, returned to the thermally insulating barrier, in case of damage to the double hull of the ship.
  • gas a nitrogen-ammonia mixture, tracer gases such as Helium, Nidron or others
  • FIG. 1 there is shown an angle structure of a sealed and thermally insulating tank for storing a fluid.
  • Such an angle structure is particularly suitable for a membrane cell as described, for example, in the document FR2683786 .
  • the general structure of such a tank is well known and has a polyhedral shape.
  • the wall of the tank comprises, from the outside to the inside of the tank, a supporting structure 1, a secondary heat-insulating barrier comprising heat insulating elements formed of insulating boxes juxtaposed on the support structure and anchored thereto by means of secondary holding members, a secondary sealing membrane carried by the insulating boxes of the secondary thermally insulating barrier, a primary thermally insulating barrier comprising heat insulating elements formed of insulating boxes juxtaposed and anchored to the secondary sealing membrane by means of primary retention and a primary waterproofing membrane carried by the insulating boxes and intended to be in contact with the cryogenic fluid contained in the tank.
  • the supporting structure 1 may in particular be a self-supporting metal sheet or, more generally, any type of rigid partition having suitable mechanical properties.
  • the supporting structure may in particular be formed by the hull or the double hull of a ship.
  • the carrying structure comprises a plurality of walls defining the general shape of the tank.
  • the primary and secondary sealing membranes are, for example, constituted by a continuous sheet of metal strakes with raised edges, said strakes being welded by their raised edges to parallel welding supports held on the insulating boxes.
  • the metal strakes are, for example, made of Invar®: that is to say an alloy of iron and nickel whose expansion coefficient is typically between 1.2 ⁇ 10 -6 and 2 ⁇ 10 -6 K -1 , or in an iron alloy with a high manganese content whose expansion coefficient is typically of the order of 7.10 -6 K -1 .
  • the insulating boxes have a general shape of rectangular parallelepiped.
  • the insulating boxes have a bottom panel and a cover panel parallel, spaced in the direction of thickness of the insulating box.
  • Bearing elements extend in the direction of thickness of the insulating block and are fixed, on the one hand, to the bottom panel and, on the other hand, to the cover panel and allow to resume the compression forces.
  • the bottom and lid panels, the peripheral partitions and the support elements are for example made of wood or composite thermoplastic material.
  • the insulating boxes have peripheral partitions. At least two opposite peripheral partitions are provided with holes allowing the flow of gas, through the insulating boxes, to circulate an inert gas and / or to place the gas phase contained in the thermally insulating barriers in depression, it is that is to say under a negative relative pressure.
  • a heat insulating lining is housed inside the insulating boxes.
  • the heat-insulating lining is, for example, made of glass wool, cotton wool or a polymeric foam, such as polyurethane foam, polyethylene foam or polyvinyl chloride foam or a material granular or powdery - such as perlite, vermiculite or glass wool - or a nanoporous airgel material.
  • a connecting ring 2 for anchoring the primary and secondary sealing membranes to the supporting structure 1 at the angles between the transverse and longitudinal walls of the vessel.
  • the connecting ring 2 extends here along an intersection between a first wall 3 and a second wall 4.
  • the connecting ring 2 is formed of an assembly of several welded sheets.
  • the sheets of the connecting ring 2 are, for example, made of invar ®.
  • the connecting ring 2 is fixed, by means of connecting plates 9, 10, 11, 12, with two flanges 5, 6 perpendicular to the supporting structure 1 of the first wall 3 and with two perpendicular flanges 7, 8 to the supporting structure 1 of the second wall 4.
  • the connecting ring 2 comprises primary anchoring surfaces 13, 14 intended to receive metal strakes of the primary waterproofing membrane and secondary anchoring surfaces 15, 16 for receiving metal strakes of the secondary sealing membrane.
  • the structure of such a connecting ring 2 is described in particular in the patent application. FR2549575 or in the French patent application FR2724623 .
  • the connecting ring 2 and the connecting plates 9, 10, 11, 12 of the connecting ring 2 to the supporting structure 1 here define four parallelepiped-shaped spaces in which heat-insulating corner elements 17 are accommodated. ensure the continuity of the insulation of the primary and secondary thermally insulating barriers at the connecting ring 2. Only the heat-insulating corner elements 17 of the primary thermally insulating barrier are visible on the Figures 1 and 2 .
  • the heat-insulating corner elements 17 may be formed of blocks of insulating polymer foam or be formed of insulating boxes as described above.
  • the sheets of the connecting ring 2 have, at the level of the primary thermally insulating barrier, openings 18 allowing the flow of gas between the primary thermally insulating barrier of the first wall 3 and the primary thermally insulating barrier of the second wall 4.
  • the openings 18 having a generally rectangular shape whose angles have circular profiles of leaves.
  • the openings 18 are of circular geometry in order to limit the stress concentrations and not to penalize the fatigue strength of the connecting ring 2.
  • the primary thermally insulating barrier comprises, at the level of the angle arrangement, deflection elements 19.
  • the deflection elements 19 are housed inside the connecting ring 2 and arranged vis-à-vis openings 18 formed in the connecting ring 2.
  • the deflection elements 19 are associated with the heat-insulating corner elements 17.
  • the deflection elements 19 can be housed in a housing of complementary size formed in the heat-insulating corner elements 17 or be disposed in interstices extending between two adjacent heat insulating corner members 17.
  • the deflection elements 19 aim to direct the gas flow through the connecting ring 2, between the primary thermal insulation barriers of the first and second walls 3, 4 of the tank.
  • the deflection element 19 has a rectangular parallelepiped shape.
  • the deflection element 19 has a first face 20a opposite to the supporting structure 1 of the second wall 4 and a second face 20b opposite to the supporting structure 1 of the first wall 3.
  • the first face 20a is disposed opposite the primary thermally insulating barrier of the first wall 3
  • the second face 20b is disposed vis-à-vis the primary thermally insulating barrier of the second wall 4.
  • the deflection member 19 comprises a plurality of bent channels 21 extending between the first and second faces 20a, 20b and thereby allowing the flow of gas between the primary thermally insulating barriers of the first and second walls 3, 4.
  • the deflection element 19 comprises, in a cutting plane orthogonal to the intersection between the first and second walls 3, 4, a series of bent channels 21 regularly spaced in the thickness direction of the walls 3, 4 of the tank.
  • the bent channels 21 are thus substantially parallel to the isothermal lines inside the thermally insulating barrier.
  • the bent channels 21 thus make it possible to stratify the gas flow through the deflection element 19 which makes it possible to limit the convection.
  • each series of bent channels 21 comprises at least four bent channels, advantageously at least ten bent channels, and preferably at least twenty bent channels.
  • the deflection element 19 comprises an array of bent channels having a plurality of series of bent channels 21, the series being spaced from each other in a direction parallel to the edge formed at the intersection between the first and the second walls 3, 4.
  • the bent channels 21 have an arcuate shape whose radius of curvature is increasing from the inside to the outside of the tank.
  • the arcuate channels 21 of the same series have a common center of curvature which is located on a bisector of the angle formed at the intersection between the first and second walls 3, 4.
  • the center curvature of the arcuate channels 21 may in particular have a radius of curvature whose center corresponds to the edge between the first and the second faces 20a, 20b of the deflection element 19.
  • the deflection member 19 comprises between the arcuate channels 20 having the largest radius of curvature and a third face 20c of the deflection member 19, opposite the first face 20a, and a fourth face 20d, opposite on the second face 20b, a housing 22 lined with a heat-insulating lining.
  • the heat-insulating lining occupying this housing 22 is, for example, glass wool, an airgel or a polymer foam, such as a polyurethane or chlorinated polyvinyl foam.
  • the bent channels 21 have a small section, typically less than 5 cm 2 , generally of the order of 0.25 to 1 cm 2 .
  • the section of the cranked channels can have many forms: circular, square, rectangular, ovoid or others.
  • the section of the bent channels has a larger dimension in the direction parallel to the angle of the tank than in the direction of thickness of a wall of the tank.
  • the largest dimension of the section is oriented in the direction of the isotherms while the smallest dimension is oriented according to the thermal gradient.
  • the bent channels 21 may comprise a first portion 21a parallel to the first wall 3 and a second portion 21b parallel to the second wall 4 and communicating with the first portion 21a.
  • the deflection element 19 is formed of a stack of plates which are stacked against each other in a direction perpendicular to the first face 20a or the second face 20b.
  • the plates each comprise a plurality of cells which, when the plates are stacked, form the bent channels 21 described above.
  • the cells may be formed during the injection operation of the plates or by a subsequent machining operation.
  • Such plates may in particular be made of polymeric materials having good mechanical characteristics and good thermal insulation characteristics, such as polyethylene (PE), polypropylene (PP) or Polyether-imide (PEI), for example, optionally reinforced with fibers, such as glass fibers.
  • PE polyethylene
  • PP polypropylene
  • PEI Polyether-imide
  • the deflection element 19 may comprise a stack 23 of plates stacked against each other in a direction perpendicular to the fifth and sixth faces 20e, 20f of the deflection element 19, each having a common edge with the first and the second. second faces 20a, 20b of the deflection member 19. At least a portion of the stacked plates have on at least one of their face bent grooves which when the plates are stacked form the bent channels 21 described above.
  • flat carrier plates formed of a material having superior mechanical strength to the plates having the bent grooves are each interposed between two plates having the bent grooves. Such an embodiment is advantageous in that it makes it possible to use materials, which are particularly suitable for producing bent grooves, while obtaining a deflection element 19 having good mechanical holding characteristics thanks to the insertion of the plates. flat carriers.
  • the plates having the bent grooves are made of a polymer material chosen from polymers such as expanded polystyrene and thermoplastic materials such as polyethylene (PE), polypropylene (PP) or polyether-imide (PEI), optionally reinforced with fibers. , such as glass fibers.
  • the bent grooves may in particular be made during the injection molding of the plates, or by subsequent stamping or machining operations.
  • the deflection element comprises a stack 23 of plates
  • said plates are fixed to each other by any appropriate means, by gluing, thermoplastic welding, clipping or mechanical connection reported, for example.
  • panels of insulating material 24, 25 may be attached to the third face 20c of the deflection element 19, opposite the first face 20a, and against the fourth face 20d, opposite the second face 20b.
  • the panels of insulating material 24, 25 may in particular be vacuum insulating panels, commonly referred to as "vacuum insulating panels" in the English language.
  • vacuum insulating panels generally comprise a nanoporous core sealingly encapsulated and placed in depression.
  • the invention is not limited to deflection elements 19 formed of a stack of plates and that it is also possible to make such deflection elements 19 equipped with a plurality of bent channels 21 by any another suitable method and in particular by three-dimensional printing methods.
  • the deflection element 19 is formed of an insulating polymer foam in which the bent channels 21 have been machined in the mass.
  • the insulating polymer foam may especially be chosen from thermoplastic foams such as polyethylene foams, polypropylene foams or thermosetting foams such as polyurethane.
  • the deflection element 19 is formed of a material having good thermal insulation characteristics.
  • the figure 7 illustrates more particularly the gas flow within the corner arrangement of the secondary thermal insulation barrier.
  • the connecting plates 9, 10, 11, 12 of the connecting ring 2 to the supporting structure 1 define three spaces of the secondary thermally insulating barrier in which heat-insulating corner elements 28, 29, 30 are arranged.
  • the heat insulating corner elements are insulating boxes comprising a peripheral wall provided with holes 31 for the flow of gas through the insulating boxes.
  • the space adjacent to the angle of the tank is equipped with a deflection element 19, similar to the deflection element described above.
  • the other two spaces are, in turn, equipped with connecting elements 32, 33 which have a plurality of gas flow channels 34 opening towards bent channels 21 of the deflection element 19.
  • the gas flow channels 34 of the connecting elements 32, 33 are also arranged opposite holes provided in the peripheral walls of the adjacent insulating boxes.
  • the connecting elements 32, 33 are integrated in a housing of complementary size formed in the heat-insulating corner elements 28, 29.
  • the flow channels 34 of the connecting element 33 extend substantially parallel to the first wall 3 whereas, in the space bordering the heat barrier secondary insulation of the second wall 4, the flow channels 34 of the connecting element 32 extend substantially parallel to the second wall.
  • the connecting elements 32, 33 are provided with openings 35 passing through said connecting elements 32, 33 in a direction parallel to the edge formed at the intersection between the first and the second walls 3, 4 to allow a flow of gas along the angle of the tank.
  • FIGS. 8 to 12 illustrate an angle structure that is particularly suitable for membrane tanks of a second type, te! as described for example in the document FR 2691520 .
  • the secondary heat-insulating barrier comprises a plurality of heat-insulated panels anchored to the supporting structure 1 by means of resin beads and studs welded to the supporting structure 1. Interstices disposed between the heat-insulating panels are lined with polyester wool. glass and provide gas flow passages through the secondary thermally insulating barrier. Similarly, the spacings between the resin beads, between the carrier structure and the heat insulating panel, provide gas flow spaces.
  • the heat-insulating panels are, for example, constituted by a layer of insulating polymer foam sandwiched between two plywood boards adhered to said layer of foam.
  • the insulating polymer foam may in particular be a polyurethane-based foam.
  • the heat-insulating panels of the secondary membrane are covered with a secondary sealing membrane formed of a composite material comprising an aluminum foil sandwiched between two sheets of fiberglass fabric.
  • the primary thermally insulating barrier comprises heat insulating panels having a structure identical to that of the heat insulating panels of the secondary thermally insulating barrier. In order to allow the flow of gas within the primary barrier, interstices are arranged between the heat insulating panels.
  • the primary waterproofing membrane is obtained by assembling a plurality of metal plates, welded to each other along their edges, and having corrugations extending in two perpendicular directions.
  • the metal plates are, for example, made of stainless steel sheet or aluminum, shaped by folding or stamping.
  • the corner structure illustrated on the figure 8 , comprises two heat-insulating panels 36, 37 having an external face fixed against the supporting structure.
  • the heat-insulating panels 36, 37 are connected to each other, for example by gluing, via their beveled lateral edge.
  • the heat-insulating panels 36, 37 thus form a corner of the secondary thermal insulation barrier.
  • a flexible waterproof membrane 38 rests on the heat-insulating panels 36, 37 and makes it possible to guarantee the continuity of the sealing of the secondary waterproofing membrane at the angle of the tank.
  • the corner structure comprises a plurality of insulating blocks 39, 40 of the primary thermal insulation barrier fixed on the flexible waterproof membrane 38.
  • Angle connectors 41 of insulating material such as a polymer foam, are disposed between the edges adjacent to the tank angle of two insulating blocks 39, 40 and thus ensures a continuity of the thermal insulation at the angle of the tank.
  • insulating joint elements 42 are inserted between the insulating blocks 39, 40.
  • metal angles 43 of primary sealing barrier rest on the insulating blocks 39, 40.
  • the metal angles 43 have two wings which are each parallel to one of the walls of the tank.
  • the wings having studs 44 welded on their inner face.
  • the studs 44 make it possible to anchor a welding equipment during the welding of the primary waterproofing membrane elements on the metal angles 43.
  • the primary thermally insulating barrier comprises at the corner structure, deflection members 45 providing gas flow through the corner arrangement of the primary thermal insulation barrier.
  • the deflection elements 45 are each inserted between two pairs of insulating blocks 39,40.
  • the deflection element 45 shown on the Figures 8, 10 and 11 is a bent-shaped element which has an array of bent channels 47 which extend between a first face 20a of the deflection element 45 disposed at its opposite end to the second wall 4 and a second face 20b of the element of deflection 45 disposed at its end opposite the first wall 1.
  • the first face 20a and the second face 20b of the deflection member 45 are each arranged opposite a gas flow gap formed between two heat-insulating panels of the primary thermally insulating barrier.
  • the bent channels 47 have a first portion 47a extending parallel to the first wall 3 and a second portion 47b extending parallel to the second wall 4. In the embodiment shown in FIG. figure 11 both portions 47a, 47b communicate with each other via an arcuate portion.
  • the deflection element 47 comprises in a cutting plane orthogonal to the intersection between the first and second walls 3, 4, a series of bent channels 47 regularly spaced in the thickness direction. walls 3, 4 of the tank so that the bent channels 47 substantially follow the isotherms of the tank at its angle.
  • bent-shaped insulating elements 48 are disposed on either side of the deflection element 47 while a third bent-shaped insulating element 49 rests on the face directed towards the inside of the cell of the element deflection 47.
  • the secondary thermally insulating barrier also comprises at the angle structure, deflection elements 46 ensuring the flow of gas through the angle arrangement of the secondary thermal insulation barrier.
  • the deflection elements 46 are inserted in housings formed in the heat-insulating panels 36, 37.
  • first face 20a and the second face 20b of the deflection elements 46 will advantageously be arranged vis-à-vis gas flow interstices formed between the heat insulating panels of the insulation barrier secondary heat.
  • the deflection element 46 shown in detail on the figure 12 is formed in two straight portions 46a, 46b.
  • Each of the rectilinear portions 46a, 46b comprises channels 50 parallel to one of the walls 3, 4 of the tank.
  • the rectilinear portions 46a, 46b each have a beveled edge and are placed end-to-end via their beveled edge.
  • the channels 50 of one of the rectilinear portions 46a, 46b open towards the channels 50 of the other straight portion 46a, 46b so as to form bent channels.
  • the deflection element 46 in a version not shown, can be adapted to different angles of 90 °.
  • a cutaway view of a LNG tanker 70 shows a sealed and insulated tank 71 of generally prismatic shape mounted in the double hull 72 of the ship.
  • the wall of the tank 71 comprises a primary sealed barrier intended to be in contact with the LNG contained in the tank, a secondary sealed barrier arranged between the primary waterproof barrier and the double hull 72 of the ship, and two insulating barriers arranged respectively between the primary watertight barrier and the secondary watertight barrier and between the secondary watertight barrier and the double hull 72.
  • loading / unloading lines 73 arranged on the upper deck of the ship can be connected, by means of appropriate connectors, to a marine or port terminal to transfer a cargo of LNG from or to the tank 71.
  • the figure 13 represents an example of a marine terminal comprising a loading and unloading station 75, an underwater pipe 76 and an onshore installation 77.
  • the loading and unloading station 75 is an off-shore fixed installation comprising a movable arm 74 and a tower 78 which supports the movable arm 74.
  • the movable arm 74 carries a bundle of insulated flexible pipes 79 that can connect to the loading / unloading pipes 73.
  • the movable arm 74 can be adapted to all gauges LNG carriers.
  • a connection pipe (not shown) extends inside the tower 78.
  • the loading and unloading station 75 enables the loading and unloading of the LNG tank 70 from or to the shore facility 77.
  • Underwater pipe 76 allows the transfer of the liquefied gas between the loading or unloading station 75 and the onshore installation 77 over a large distance, for example 5 km, which makes it possible to keep the LNG ship 70 at a great distance from the coast during operations loading and unloading.
  • pumps on board the ship 70 and / or pumps equipping the shore installation 77 and / or pumps equipping the loading and unloading station 75 are used.

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

Claims (22)

  1. Dichtes und wärmeisolierendes Gefäß zur Flüssigkeitsspeicherung, wobei das Gefäß eine Vielzahl von Wänden (3, 4) umfasst, wobei jede Wand in Richtung der Schichtdicke vom Inneren zum Äußeren des Gefäßes aufeinanderfolgend eine äußere Haltestruktur (1), eine von der Haltestruktur gehaltene, wärmeisolierende Sperre und eine von der wärmeisolierenden Sperre unterstützte Abdichtungsmembran aufweist,
    wobei die wärmeisolierende Sperre umfasst:
    - eine Vielzahl von wärmeisolierenden Elementen, welche entlang der Gefäßwand angeordnet sind und angebracht sind, um Flüssigkeitsströmungskanäle im Inneren der wärmeisolierenden Sperre zu definieren; und
    - eine Winkelanordnung, welche an der Schnittstelle zwischen einer ersten und einer zweiten Gefäßwand (3, 4) angebracht ist, wobei das Gefäß dadurch gekennzeichnet ist, dass die Winkelanordnung umfasst:
    - ein Umlenkungselement (19, 45, 46), welches eine erste Seite (20a) umfasst, welche der Haltestruktur der zweiten Wand (4) gegenüberliegt und zusammenwirkt mit einem oder mehreren Flüssigkeitsströmungskanälen, welche durch die Vielzahl der entlang der ersten Wand (3) angeordneten wärmeisolierenden Elemente definiert werden, und eine zweite Seite (20b), welche der Haltestruktur der ersten Wand (3) gegenüberliegt und mit einem oder mehreren Flüssigkeitsströmungskanälen zusammenwirkt, welche durch die Vielzahl der entlang der zweiten Wand (4) angeordneten wärmeisolierenden Elemente definiert werden, und eine Vielzahl von gekrümmten Kanälen (21, 47, 50), welche sich zwischen der ersten (20a) und der zweiten Seite (20b) des Umlenkungselementes (19, 45, 46) erstrecken, um den Abfluss der Flüssigkeit durch die Winkelanordnung zu ermöglichen, wobei die Vielzahl der gekrümmten Kanäle (21, 47, 50) mindestens eine Serie von gekrümmten Kanälen umfasst, welche voneinander in Richtung der Schichtdicke der ersten und der zweiten Gefäßwand (3, 4) beabstandet sind.
  2. Gefäß gemäß Anspruch 1, wobei das Umlenkungselement eine Vielzahl von Serien von gekrümmten Kanälen (21, 47, 50), welche voneinander in Richtung der Schichtdicke der ersten und der zweiten Gefäßwand (3, 4) beabstandet sind, umfasst, wobei die Serien voneinander in einer parallelen Richtung zur Schnittstellenlinie zwischen der ersten und der zweiten Gefäßwand (3, 4) beabstandet sind.
  3. Gefäß gemäß Anspruch 1 oder 2, wobei die Serie der gekrümmten Kanäle, welche voneinander in Richtung der Schichtdicke der Gefäßwände beabstandet sind, mindestens vier gekrümmte Kanäle umfassen.
  4. Gefäß gemäß einem der Ansprüche 1 bis 3, wobei die gekrümmten Kanäle (21, 47, 50) einen Bereich von weniger als 5 cm2 aufweisen.
  5. Gefäß gemäß einem der Ansprüche 1 bis 4, wobei der Bereich der gekrümmten Kanäle (21, 47, 50) in paralleler Richtung zum Winkel des Gefäß ein größeres Ausmaß aufweist, als in einer Richtung der Schichtdicke des Gefäßes.
  6. Gefäß gemäß einem der Ansprüche 1 oder 5, wobei die gekrümmten Kanäle (21, 47, 50) jeweils eine ersten Abschnitt (21a, 47a) umfassen, welcher sich parallel zur ersten Gefäßwand (3) erstreckt und einen zweiten Abschnitt (21b, 47b), welcher sich parallel zur zweiten Gefäßwand erstreckt und mit dem ersten Abschnitt (21a, 47ä) zusammenwirkt.
  7. Gefäß gemäß einem der Ansprüche 1 bis 6, wobei die gekrümmten Kanäle (21) eine bogenförmige Form aufweisen, wobei die gekrümmten Kanäle (21) vom Inneren zum Äußeren des Gefäßes ansteigende Biegeradien aufweisen.
  8. Gefäß gemäß Anspruch 7, in dem das Umlenkungselement (19) unter anderem eine dritte Seite (20c) umfasst, welche gegenüberliegend und parallel zur ersten Seite (20a) ist, und eine vierte Seite (20d), welche gegenüberliegend und parallel zur zweiten Seite (20b) ist, und wobei das Umlenkungselement (19) zwischen dem gekrümmten, bogenförmigen Kanal (21), welcher den größten Biegeradius aufweist, und der dritten und der vierten Seite (20c, 20d) ein Lagerbett umfasst, welches ein wärmeisolierendes Füllmaterial aufweist.
  9. Gefäß gemäß einem der Ansprüche 1 bis 8, wobei das Umlenkungselement (19) ein Stapel von Platten umfasst, welche in einer senkrecht zur ersten Seite (20a) oder zweiten Seite (20b) verlaufenden Richtung aufeinander gestapelt sind, wobei die Platten jeweils eine Vielzahl von Alveolen umfassen, welche einen Abschnitt der gekrümmten Kanäle (21) definieren.
  10. Gefäß gemäß einem der Ansprüche 1 bis 9, wobei das Umlenkungselement (19) einen Stapel (23) von Platten umfasst, welche in einer senkrecht zu einer Seite (20e, 20f) des Umlenkungselementes, welche eine gemeinsame Kante mit der ersten Seite (20a) und der zweiten Seite (20b) aufweist, verlaufenden Richtung aufeinander gestapelt sind, und wobei mindestens ein Teil der gestapelten Platten auf mindestens einer ihrer Seiten gekrümmte Rillen aufweist, welche geformt sind, um die gekrümmten Kanäle (21) zu bilden.
  11. Gefäß gemäß Anspruch 10, wobei die Stapel (23) der Platten eine Vielzahl von ebenen Halteplatten umfassen, welche zwischen zwei Platten, welche gekrümmte Rillen aufweisen, geschoben sind.
  12. Gefäß gemäß einem der Ansprüche 1 bis 11, wobei das Umlenkungselement quaderförmig ist.
  13. Gefäß gemäß Anspruch 12, wobei das quaderförmige Umlenkungselement (19) mit mindestens einem Verbindungselement (32, 33) verbunden ist, welches eine Vielzahl von gradlinigen Kanälen (34) umfasst, welche parallel zu einer der ersten und zweiten Wände (3, 4) sind, und gegenüber den gekrümmten Kanäle (21) des Umlenkungselementes münden.
  14. Gefäß gemäß Anspruch 13, wobei das Verbindungselement (32, 33) Öffnungen (35) aufweist, welche das Verbindungselement (32, 33) in einer parallelen Richtung zur Kante, welche an der Schnittstelle zwischen der ersten und der zweiten Gefäßwand (3, 4) gebildet ist, durchqueren.
  15. Gefäß gemäß einem der Ansprüche 1 bis 11, wobei das Umlenkungselement (45, 46) bogenförmig ist.
  16. Gefäß gemäß Anspruch 15, wobei das bogenförmige Umlenkungselement (45) zwei gradlinige Teile (46a, 46b) umfasst, welche jeweils abgeschrägte Kanten aufweisen und mittels ihrer abgeschrägten Kanten verbunden sind.
  17. Gefäß gemäß einem der Ansprüche 1 bis 16, wobei die Winkelanordnung wärmeisolierende Winkelelemente (17, 28, 29, 30, 36, 37, 39, 40) umfasst und wobei das Umlenkungselement (19, 45, 46) mit den wärmeisolierenden Winkelelementen (17, 28, 29, 30, 36, 37, 39, 40) verbunden ist.
  18. Gefäß gemäß einem der Ansprüche 1 bis 17, wobei das Umlenkungselement (19, 45, 46) aus polymeren Material ist, welches gewählt wird zwischen expandiertem Styropor, Polyurethan, Polyurethanschaum, Polyäthylen, Polyäthylenschaum, Polypropylen , Polypropylenschaum, Polyamid, Polycarbonat oder Polyetherimid.
  19. Gefäß gemäß einem der Ansprüche 1 bis 18, wobei jede Gefäßwand (3, 4) in Richtung der Schichtdicke vom Inneren zum Äußeren des Gefäßes aufeinanderfolgend eine äußere Haltestruktur (1), eine von der Haltestruktur (1) gehaltene, sekundäre wärmeisolierende Sperre, eine von der sekundären wärmeisolierenden Sperre unterstützte sekundäre Abdichtungsmembran, eine auf der sekundären Abdichtungsmembran aufliegende primäre wärmeisolierende Sperre und eine primäre Abdichtungssperre, welche dazu bestimmt ist, mit der im Gefäß gespeicherten Flüssigkeit in Kontakt zu treten, aufweist, wobei jede der primären und sekundären wärmeisolierenden Sperren die Winkelanordnung, welche ein Umlenkungselement (19, 45, 46) umfasst, umfassen.
  20. Schiff (70) zum Transport einer Flüssigkeit, wobei das Schiff eine Doppelhülle (72) und ein in der Doppelhülle angeordnetes Gefäß gemäß einem der Ansprüche 1 bis 19 umfasst.
  21. Verfahren zur Be- oder Entladung eines Schiffes (70) gemäß Anspruch 20, wobei eine Flüssigkeit von oder nach einer erdverbundenen Speicheranlage (77) zu oder von dem Gefäß des Schiffes (71) durch isolierte Rohrleitungen (73, 79, 76, 81) geleitet wird.
  22. Transfersystem für eine Flüssigkeit, wobei das System ein Schiff (70) gemäß Anspruch 20, isolierte Rohrleitungen (73, 79, 76, 81), welche so angeordnet sind, dass sie das in der Schiffshülle angeordnete Gefäß (71) mit einer schwimmenden oder erdverbundenen Speicheranlage (77) verbinden, sowie eine Pumpe umfasst, um einen Strom kalter Flüssigkeit durch isolierte Rohrleitungen von oder nach der schwimmenden oder erdverbundenen Speicheranlage zu oder von dem Schiff zu leiten.
EP15709264.4A 2014-03-04 2015-02-17 Abgedichteter und isolierter kessel mit ablenkelement zur ermöglichung des gasstroms an einer ecke Active EP3114387B1 (de)

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FR1451771A FR3018338B1 (fr) 2014-03-04 2014-03-04 Cuve etanche et isolante comportant un element de deflexion permettant l'ecoulement de gaz au niveau d'un angle
PCT/FR2015/050380 WO2015132498A1 (fr) 2014-03-04 2015-02-17 Cuve étanche et isolante comportant un élément de déflexion permettant l'écoulement de gaz au niveau d'un angle

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JP (1) JP6496748B2 (de)
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FR3018338A1 (fr) 2015-09-11
AU2015226021B2 (en) 2019-03-28
CN106164564A (zh) 2016-11-23
AU2015226021A1 (en) 2016-09-08
JP2017512284A (ja) 2017-05-18
FR3018338B1 (fr) 2016-03-25
CN106164564B (zh) 2018-03-27
JP6496748B2 (ja) 2019-04-03
WO2015132498A1 (fr) 2015-09-11
KR20160146667A (ko) 2016-12-21
EP3114387A1 (de) 2017-01-11
KR102285763B1 (ko) 2021-08-04

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