EP4455543B1 - Tank mit innen- und aussenräumen sowie mindestens einer zweiteiligen rohrschnittstelle, die den innen- und aussenraum durchquert - Google Patents

Tank mit innen- und aussenräumen sowie mindestens einer zweiteiligen rohrschnittstelle, die den innen- und aussenraum durchquert

Info

Publication number
EP4455543B1
EP4455543B1 EP24170274.5A EP24170274A EP4455543B1 EP 4455543 B1 EP4455543 B1 EP 4455543B1 EP 24170274 A EP24170274 A EP 24170274A EP 4455543 B1 EP4455543 B1 EP 4455543B1
Authority
EP
European Patent Office
Prior art keywords
tank
tubular interface
section
enclosure
link
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.)
Active
Application number
EP24170274.5A
Other languages
English (en)
French (fr)
Other versions
EP4455543A1 (de
Inventor
Nicolas Toureille
Chloé MESIC
Laure MORETTI
Denis ESPINASSOU
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Centre Technique des Industries Mecaniques CETIM
Airbus Operations SAS
Original Assignee
Centre Technique des Industries Mecaniques CETIM
Airbus Operations SAS
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 Centre Technique des Industries Mecaniques CETIM, Airbus Operations SAS filed Critical Centre Technique des Industries Mecaniques CETIM
Publication of EP4455543A1 publication Critical patent/EP4455543A1/de
Application granted granted Critical
Publication of EP4455543B1 publication Critical patent/EP4455543B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/04—Arrangement or mounting of valves
    • 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
    • F17C13/06—Closures, e.g. cap, breakable member
    • 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
    • F17C2201/0104—Shape cylindrical
    • F17C2201/0109—Shape cylindrical with exteriorly curved end-piece
    • 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
    • F17C2201/054—Size medium (>1 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
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/05—Size
    • F17C2201/056—Small (<1 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
    • F17C2203/01—Reinforcing or suspension means
    • F17C2203/011—Reinforcing means
    • F17C2203/012—Reinforcing means on or in the wall, e.g. ribs
    • 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
    • F17C2203/01—Reinforcing or suspension means
    • F17C2203/014—Suspension means
    • F17C2203/018—Suspension means by attachment at the neck
    • 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
    • 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
    • F17C2203/0629—Two 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
    • F17C2209/00—Vessel construction, in particular methods of manufacturing
    • F17C2209/22—Assembling processes
    • F17C2209/228—Assembling processes by screws, bolts or rivets
    • 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
    • F17C2209/00—Vessel construction, in particular methods of manufacturing
    • F17C2209/23—Manufacturing of particular parts or at special locations
    • F17C2209/234—Manufacturing of particular parts or at special locations of closing end pieces, e.g. caps
    • 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
    • F17C2221/01—Pure fluids
    • F17C2221/012—Hydrogen
    • 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
    • F17C2260/01—Improving mechanical properties or manufacturing
    • F17C2260/011—Improving strength
    • 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
    • F17C2260/036—Avoiding leaks
    • 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
    • F17C2270/0186—Applications for fluid transport or storage in the air or in space
    • F17C2270/0189—Planes

Definitions

  • This application relates to a double-walled tank suitable for storing a fluid in a cryogenic state.
  • Such a reservoir is known to US7344045B2 .
  • a hydrogen tank 10 comprises an outer container 12, an inner container 14 positioned within the outer container 12, thermal insulation between the outer and inner containers 12 and 14, and two diametrically opposed connecting systems 16 and 16' linking the outer and inner containers 12 and 14.
  • the inner container 14 may, depending on the circumstances, contract or expand more than the outer container 12. Therefore, at least one of the two connecting systems 16' is configured to allow movement of the inner container 14 relative to the outer container 12 along a direction of movement.
  • the first connecting system 16 (the one on the left in the figure 1 ) is substantially rigid, whereas the second 16' linkage system (the one on the right on the figure 1 ) allows relative movement between the external and internal enclosures 12, 14.
  • the first connecting system 16 includes a tubular interface 18 passing through the external and internal enclosures 12, 14 and having a first end 18.1 opening outside the external reservoir 12 and a second end 18.2 opening inside the internal reservoir 14.
  • the first connecting system 16 includes a first closing plate 20.1 sealing the first end 18.1 of the tubular interface 18 and a second closing plate 20.2 sealing the second end 18.2 of the tubular interface 18.
  • Each of the outer and inner enclosures 12, 14 includes a passage opening to allow the tubular interface 18 to pass through it.
  • the reservoir includes a first connection 22.1 linking the tubular interface 18 and the outer enclosure 12, and a second connection 22.2 linking the tubular interface 18 and the inner enclosure 14.
  • the hydrogen tank 10 includes several conduits 24, 24' which pass through the first and second closure plates 20.1, 20.2 and each has an end opening into the inner enclosure 14. All these conduits 24, 24' are straight between the first and second closure plates 20.1, 20.2.
  • the materials of the different elements can be different: for example metallic/composite.
  • each of the external and internal enclosures 12, 14 is made from at least two disjoint parts which are assembled.
  • the tubular interface 18 is connected to the inner enclosure 14 via the second link 22.2, and then the two parts of the inner enclosure 14 are assembled.
  • the inner enclosure 14 is inserted into a part of the outer enclosure 12, and then the tubular interface 18 is connected to the outer enclosure 12 via the first link 22.1. Finally, the two parts of the outer enclosure 12 are assembled.
  • the second connection 22.2 includes two L-shaped flanges 26, 26' positioned on either side of the inner enclosure 14, each flange 26, 26' having a first wing 26.1, 26.1' pressed against the inner enclosure 14 and connected to it, and a second wing 26.2, 26.2' pressed against the tubular interface 18 and connected to it.
  • the first connection 22.1 comprises a single L-shaped flange 28 located outside the outer enclosure 12, since, for accessibility reasons, it is not possible to install a second L-shaped flange inside the outer enclosure.
  • This single flange 28 has a first wing 28.1 pressed against and connected to the outer enclosure 12, and a second wing 28.2 pressed against and connected to the tubular interface 18.
  • the first connection 22.1 consists of only this single L-shaped flange 28, this solution is not entirely satisfactory in terms of mechanical strength and sealing.
  • the present invention aims to remedy all or part of the aforementioned drawbacks.
  • the invention relates to a tank comprising an outer enclosure separating an outer zone and an intermediate zone, an inner enclosure positioned in the outer enclosure and separating an inner zone and the intermediate zone, and at least one linking system connecting the outer and inner enclosures and comprising a tubular interface passing through the outer and inner enclosures; the tubular interface having a first end opening into the outer zone of the outer tank and a second end opening into the inner zone of the inner tank, the tank comprising a first link connecting the tubular interface and the outer enclosure and a second link connecting the tubular interface and the inner enclosure.
  • the tubular interface comprises at least two sections placed end to end and at least one junction system linking the sections two by two, a first section being connected to the outer enclosure by the first link, a second section being connected to the inner enclosure by the second link.
  • each of the first and second connections can include elements positioned on either side of the external or internal enclosure to optimize their mechanical strength.
  • the first section comprises the first end of the tubular interface
  • the second section comprises the second end of the tubular interface.
  • the joining system includes a first collar attached to the first section, a second collar attached to the second section, and at least one connecting element holding the first and second collars pressed against each other.
  • the tubular interface has an axis of revolution.
  • the first and second flanges are oriented towards the axis of revolution of the tubular interface.
  • the first section and the first collar are made in one piece and/or the second section and the second collar are made in one piece.
  • the joining system comprises at least one ring plated against at least one of the first and second collars.
  • the joining system includes first and second crowns between which the first and second collars are positioned.
  • the joining system includes several connecting elements passing through at least the first and second flanges, the connecting elements being of a blind type to allow their placement from only one end of the tubular interface.
  • each of the first and second rings includes a through hole, this through hole being smooth for the first ring and equipped with a threaded insert for the second ring, each connecting element being a screw configured to screw into the threaded insert of the second ring.
  • a tank 30 comprises an outer enclosure 32 separating an external zone and an intermediate zone, an inner enclosure 34 positioned within the outer enclosure 32 separating an inner zone and the intermediate zone, and two diametrically opposed connecting systems 36, 36' connecting the outer and inner enclosures 32, 34.
  • the tank 30 may include thermal insulation between the outer and inner enclosures 32, 34.
  • the first linking system 36 is substantially rigid while the second linking system 36' (not shown in detail) allows relative movement between the external and internal enclosures 32, 34.
  • the second linking system is configured to allow relative movement between the external and internal enclosures 32, 34, oriented along a longitudinal direction.
  • an aircraft includes at least one tank 30 used to store a fluid in a cryogenic state, such as hydrogen.
  • a cryogenic state such as hydrogen
  • the invention is not limited to this application. Nor is it limited to two connecting systems.
  • the tank 30 includes at least one connecting system 36.
  • Each of the external and internal enclosures 32, 34 comprises a cylindrical central portion and two dome-shaped portions positioned at each end of the cylindrical central portion.
  • the invention is not limited to these shapes for the external and internal enclosures 32, 34.
  • the connecting system 36, 36' is not necessarily positioned at a dome-shaped portion.
  • the connecting system 36 comprises a tubular interface 38 passing through the external and internal enclosures 32, 34, connected to them, and having a first end 38.1 opening into the outer zone of the external reservoir 32 and a second end 38.2 opening into the inner zone of the internal reservoir 34, each of the external and internal enclosures 32, 34 comprising a through hole 32.1, 34.1 to allow the tubular interface 38 to pass through it.
  • the tubular interface 38 is cylindrical and has an axis of revolution parallel to the longitudinal direction.
  • the reservoir 30 includes a first link 40.1 connecting the tubular interface 38 and the external enclosure 32 and a second link 40.2 connecting the tubular interface 38 and the internal enclosure 34.
  • the first connection 40.1 comprises two L-shaped flanges 42, 42' positioned on either side of the outer enclosure 32.
  • Each flange 42, 42' has a first wing 42.1, 42.1' pressed against and connected to the outer enclosure 32, and a second wing 42.2, 42.2' pressed against and connected to the tubular interface 38.
  • the second connection 40.2 comprises two L-shaped flanges 44, 44' positioned on either side of the inner enclosure 34.
  • Each flange 44, 44' has a first wing 44.1, 44.1' pressed against and connected to the inner enclosure 34, and a second wing 44.2, 44.2' pressed against and connected to the tubular interface 38.
  • first and second links 40.1, 40.2, positioned on either side of the external or internal enclosure 32, 34 allows for optimal first and second links in terms of mechanical resistance.
  • the tubular interface 38 comprises at least two sections 46, 48 placed end to end and at least one junction system 50 connecting the sections in pairs, a first section 46 being connected to the outer enclosure 32 by the first link 40.1, a second section 48 being connected to the inner enclosure 34 by the second link 40.2.
  • the first section 46 comprises the first end 38.1 of the tubular interface 38 and/or the second section 48 comprises the second end 38.2 of the tubular interface 38.
  • the first and second sections 46, 48 are connected by the junction system 50, with no section being interposed between them.
  • the first section 46 is cylindrical and has an axis of revolution A46. It extends between a first end 46.1 connected to the second section 48 and a second end 46.2 which corresponds to the first end 38.1 of the tubular interface 38.
  • the second section 48 is cylindrical and has an axis of revolution A48. It extends between a first end 48.1 connected to the first section 46 and a second end 48.2 which corresponds to the second end 38.2 of the tubular interface 38.
  • the joining system 50 comprises a first flange 50.1 attached to the first section 46, a second flange 50.2 attached to the second section 48, and at least one connecting element 50.3 holding the first and second flanges 50.1, 50.2 pressed against each other.
  • the first and second collars 50.1, 50.2 are oriented towards the axis of revolution of the tubular interface 38.
  • first section 46 and the first collar 50.1 are made in one piece and/or the second section 48 and the second collar 50.2 are made in one piece.
  • the joining system 50 includes at least one ring 52 pressed against at least one of the first and second flanges 50.1, 50.2.
  • the joining system 50 includes two rings 52, 52' between which the first and second flanges 50.1, 50.2 are positioned.
  • the presence of at least one ring 52, 52' limits the risks of unfolding of the first or second flange 50.1, 50.2.
  • the joining system comprises several connecting elements 50.3 distributed around the tubular interface 38 and passing through at least the first and second flanges 50.1, 50.2.
  • the connecting elements 50.3 are blind-type connecting elements allowing their installation from only one end of the tubular interface 38, in particular from the first end 38.1 accessible from the outside of the tank 30.
  • the joining system 50 comprises first and second rings 52, 52', the first ring 52 being the one closest to the first end 38.1 of the tubular interface 38.
  • each of the first and second rings 52, 52' includes a through hole, this through hole being smooth for the first ring 52 and equipped with a threaded insert for the second ring 52'.
  • each connecting element 50.3 is a screw configured to screw into the threaded insert of the second ring 52'.
  • the invention is not limited to this configuration for obtaining blind-type connecting elements 50.3.
  • the joining system 50 is not limited to an assembly obtained from bolts, screws, or rivets. Thus, the joining system 50 could be obtained by bonding, welding, or any other assembly technique.
  • the first and second sections 46, 48 are connected respectively to the external and internal enclosures 32, 34 when the two external and internal enclosures 32, 34 are separate and not positioned one inside the other, as illustrated in the figure 5
  • their two faces are accessible so that each of the first and second links 40.1, 40.2 can include elements positioned on either side of the external or internal enclosure 32, 34.
  • the first and second links 40.1, 40.2 are optimal in terms of mechanical resistance.
  • the inner enclosure 34 is positioned within a portion of the outer enclosure 32 until the first and second sections 46, 48 are joined, as illustrated in the figure 6
  • the first and second sections 46, 48 are assembled using the joining system 50, as illustrated in the figure 7 .
  • the linking system 36 includes a first closing plate 58.1 closing the first end 38.1 of the tubular interface 38 and a second closing plate 58.2 closing the second end 38.2 of the tubular interface 38.
  • the tubular interface 38 includes a first flange 60.1 at its first end 38.1 and a second flange 60.2 at its second end 38.2, each of the first and second flanges 60.1, 60.2 having a contact face F60.1, F60.2, positioned in a transverse plane perpendicular to the axis of revolution of the tubular interface 38, against which the corresponding closing plate 58.1, 58.2 is pressed.
  • Each of the first and second end plates 58.1, 58.2 is disc-shaped and includes at least one connection zone 62 linked, directly or indirectly, to the outer or inner enclosure 32, 34. At the connection zones 62, each end plate 58.1, 58.2 is pressed against the contact face F60.1, F60.2 of the corresponding first or second flange 60.1, 60.2 and connected to it by connecting elements.
  • the connection zones 62 of the first and second end plates 58.1, 58.2 are rigid. In one configuration, each connection zone 62 is in the form of a ring.
  • the first and second closing plates 58.1, 58.2 are substantially parallel to each other and perpendicular to the longitudinal direction.
  • the tank 30 includes at least one conduit 64 which passes through the first and second closing plates 58.1, 58.2 and has a first end 64.1 opening into the inner enclosure 34 and a second end opening into the outer area of the outer enclosure 32.
  • the first closing plate 58.1 includes a first orifice 66.1 to allow the conduit 64 to pass through said first closing plate 58.1 and a first connecting zone 68.1 which surrounds the first orifice 66.1 and includes a first connection 70.1 linking the conduit 64 and the first closing plate 58.1.
  • each conduit 64 has an axis of revolution A64 parallel to the longitudinal direction.
  • the second closing plate 58.2 includes a second orifice 66.2 to allow the conduit 64 to pass through said second closing plate 58.2 and a second connecting zone 68.2 which surrounds the second orifice 66.2 and includes a second connection 70.2 linking the conduit 64 and the second closing plate 58.2.
  • each conduit 64 has an axis of revolution A64 parallel to the longitudinal direction.
  • the first and second connections 70.1, 70.2 are rigid connections. Consequently, the first and second connection zones 68.1, 68.2 are substantially rigid.
  • Each of the first and second connections 70.1, 70.2 is a sealed connection ensuring fluid tightness between the conduit 64 and the first or second closure plate 58.1, 58.2.
  • each of the first and second connections 70.1, 70.2 comprises at least one weld bead surrounding the conduit 64 and ensuring a sealed connection between the conduit and the closure plate 58.1, 58.2.
  • the invention is not limited to this embodiment for the first and second rigid connections 70.1, 70.2.
  • the first or second connection 70.1, 70.2 could be in the form of a flange.

Landscapes

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

Claims (9)

  1. Behälter mit einer äußeren Hülle (32), die einen Außenbereich und einen Zwischenbereich trennt, mit einer inneren Hülle (34), die in der äußeren Hülle (32) angeordnet ist und einen Innenbereich und den Zwischenbereich trennt, sowie mit wenigstens einem Verbindungssystem (36), das die äußere und die innere Hülle (32, 34) verbindet und eine rohrförmige Schnittstelle (38) aufweist, die die äußere und die innere Hülle (32, 34) durchquert, wobei die rohrförmige Schnittstelle (38) ein erstes Ende (38.1), das in den Außenbereich der äußeren Hülle (32) mündet, sowie ein zweites Ende (38.2) aufweist, das in den Innenbereich der inneren Hülle (34) mündet, wobei der Behälter eine erste Verbindung (40.1), die die röhrenförmige Schnittstelle (38) und die äußere Hülle (32) verbindet, sowie eine zweite Verbindung (40.2) aufweist, die die rohrförmige Schnittstelle (38) und die innere Hülle (34) verbindet, dadurch gekennzeichnet, dass die rohrförmige Schnittstelle (38) wenigstens zwei aneinanderstoßende Abschnitte (46, 48) sowie wenigstens ein Verbindungssystem (50) aufweist, das die Abschnitte paarweise verbindet, wobei ein erster Abschnitt (46) über die erste Verbindung (40.1) mit der äußeren Hülle (32) verbunden ist und ein zweiter Abschnitt (48) über die zweite Verbindung (40.2) mit der inneren Hülle (34) verbunden ist.
  2. Behälter nach dem vorhergehenden Anspruch, dadurch gekennzeichnet, dass der erste Abschnitt (46) das erste Ende (38.1) der röhrenförmigen Schnittstelle (38) aufweist und/oder der zweite Abschnitt (48) das zweite Ende (38.2) der röhrenförmigen Schnittstelle (38) aufweist.
  3. Behälter nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass das Verbindungssystem (50) einen ersten Kragen (50.1), der fest mit dem ersten Abschnitt (46) verbunden ist, einen zweiten Kragen (50.2), der fest mit dem zweiten Abschnitt (48) verbunden ist, sowie wenigstens ein Verbindungselement (50.3) aufweist, das den ersten und den zweiten Kragen (50.1, 50.2) gegeneinander gedrückt hält.
  4. Behälter nach dem vorhergehenden Anspruch, dadurch gekennzeichnet, dass die rohrförmige Schnittstelle (38) eine Rotationsachse aufweist und dass der erste und der zweite Kragen (50.1, 50.2) auf die Rotationsachse der rohrförmigen Schnittstelle (38) ausgerichtet sind.
  5. Behälter nach einem der Ansprüche 3 bis 4, dadurch gekennzeichnet, dass der erste Abschnitt (46) und der erste Kragen (50.1) einstückig ausgebildet sind und/oder der zweite Abschnitt (48) und der zweite Kragen (50.2) einstückig ausgebildet sind.
  6. Behälter nach dem vorhergehenden Anspruch, dadurch gekennzeichnet, dass das Verbindungssystem (50) wenigstens einen Kranz (52) aufweist, der gegen wenigstens einen der ersten und zweiten Kragen (50.1, 50.2) gedrückt ist.
  7. Behälter nach dem vorhergehenden Anspruch, dadurch gekennzeichnet, dass das Verbindungssystem (50) einen ersten und einen zweiten Kranz (52, 52') aufweist, zwischen denen der erste und der zweite Kragen (50.1, 50.2) angeordnet sind.
  8. Behälter nach einem der Ansprüche 3 bis 7, dadurch gekennzeichnet, dass das Verbindungssystem (50) mehrere Verbindungselemente (50.3) umfasst, die zumindest den ersten und den zweiten Kragen (50.1, 50.2) durchdringen, wobei die Verbindungselemente (50.3) vom Blindtyp sind, um ihr Anbringen von einem einzigen Ende der rohrförmigen Schnittstelle (38) aus zu ermöglichen.
  9. Behälter nach den Ansprüchen 7 und 8, dadurch gekennzeichnet, dass der erste Kranz (52) dem ersten Ende (38.1) der rohrförmigen Schnittstelle (38) am nächsten liegt, dass für jedes Verbindungselement (50.3) jeder der ersten und zweiten Kränze (52, 52') ein Durchgangsloch aufweist, wobei dieses Durchgangsloch für den ersten Kranz (52) glatt und für den zweiten Kranz (52') mit einem Gewindeeinsatz versehen ist, und dass jedes Verbindungselement (50.3) eine Schraube ist, die so eingerichtet ist, dass sie in den Gewindeeinsatz des zweiten Kranzes (52') einschraubbar ist.
EP24170274.5A 2023-04-28 2024-04-15 Tank mit innen- und aussenräumen sowie mindestens einer zweiteiligen rohrschnittstelle, die den innen- und aussenraum durchquert Active EP4455543B1 (de)

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FR2304306A FR3148280A1 (fr) 2023-04-28 2023-04-28 Réservoir comprenant des enceintes interne et externe ainsi qu’au moins une interface tubulaire en deux parties traversant les enceintes interne et externe

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SU1502897A1 (ru) * 1986-04-30 1989-08-23 Особое конструкторско-технологическое бюро Физико-технического института низких температур АН УССР Криогенный сосуд дл транспортировани
NL8801044A (nl) * 1988-04-21 1989-11-16 Kelpa Cryogenics B V Transporttank voor bij lage temperatuur vloeibaar gemaakt gas.
GB2398115B (en) * 2002-11-28 2006-04-26 M1 Engineering Ltd Cryogenic storage tank
CA2441775C (en) * 2003-09-23 2004-09-28 Westport Research Inc. Container for holding a cryogenic fluid
CN2702154Y (zh) * 2004-04-15 2005-05-25 中国国际海运集装箱(集团)股份有限公司 液化气体储罐的内胆封头结构和采用所述结构的储罐
CN1333198C (zh) * 2004-04-15 2007-08-22 中国国际海运集装箱(集团)股份有限公司 高真空绝热低温液化气体储罐
JP5568139B2 (ja) * 2010-10-22 2014-08-06 デウー シップビルディング アンド マリン エンジニアリング カンパニー リミテッド 液化天然ガスの貯蔵容器
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DE102014206370B4 (de) * 2014-04-03 2022-05-25 Bayerische Motoren Werke Aktiengesellschaft Druckbehälter mit einem Innen- und einem Außenbehälter
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