EP0609146A1 - Unterirdischer Behälter mit einem einzigen fluiddichten Gehäuse für das Speichern von z.B. einem Flüssiggas, und die Anordnung solcher Behälter - Google Patents
Unterirdischer Behälter mit einem einzigen fluiddichten Gehäuse für das Speichern von z.B. einem Flüssiggas, und die Anordnung solcher Behälter Download PDFInfo
- Publication number
- EP0609146A1 EP0609146A1 EP94400170A EP94400170A EP0609146A1 EP 0609146 A1 EP0609146 A1 EP 0609146A1 EP 94400170 A EP94400170 A EP 94400170A EP 94400170 A EP94400170 A EP 94400170A EP 0609146 A1 EP0609146 A1 EP 0609146A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- tank
- dome
- enclosure
- slab
- tank according
- 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.)
- Granted
Links
- 239000004567 concrete Substances 0.000 claims abstract description 30
- 239000012530 fluid Substances 0.000 claims abstract description 16
- 238000009413 insulation Methods 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 239000012528 membrane Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 10
- 239000011150 reinforced concrete Substances 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 239000006260 foam Substances 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 238000009826 distribution Methods 0.000 claims description 2
- 230000000284 resting effect Effects 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 239000007789 gas Substances 0.000 abstract description 3
- 239000003949 liquefied natural gas Substances 0.000 abstract description 3
- 239000002689 soil Substances 0.000 description 7
- 238000009412 basement excavation Methods 0.000 description 5
- 230000008595 infiltration Effects 0.000 description 5
- 238000001764 infiltration Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000035882 stress Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000011491 glass wool Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000011120 plywood Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000006355 external stress Effects 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000008397 galvanized steel Substances 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000002984 plastic foam Substances 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
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
- F17C13/12—Arrangements or mounting of devices for preventing or minimising the effect of explosion ; Other safety measures
- F17C13/126—Arrangements or mounting of devices for preventing or minimising the effect of explosion ; Other safety measures for large storage containers 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
- F17C3/00—Vessels not under pressure
- F17C3/005—Underground or underwater containers or 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
- F17C3/00—Vessels not under pressure
- F17C3/02—Vessels not under pressure with provision for thermal insulation
- F17C3/04—Vessels not under pressure with provision for thermal insulation by insulating layers
-
- 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
-
- 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
- F17C2201/03—Orientation
- F17C2201/032—Orientation with substantially vertical main axis
-
- 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
- F17C2203/0329—Foam
-
- 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
- F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
- F17C2203/0634—Materials for walls or layers thereof
- F17C2203/0678—Concrete
-
- 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
- F17C2270/0142—Applications for fluid transport or storage placed underground
- F17C2270/0144—Type of cavity
- F17C2270/0147—Type of cavity by burying vessels
Definitions
- the present invention relates to an underground tank with a single sealed enclosure, for the confinement of any fluid, such as in particular a liquefied cryogenic gas. More particularly, the invention relates to a liquid natural gas confinement tank, for example for a port loading terminal.
- a type of buried tank comprising an external concrete enclosure buried in the ground and provided to allow the excavation in the latter of a cavity of corresponding shape.
- a rigid structure is provided in the external enclosure.
- This structure which is made of reinforced concrete or metal, includes a bottom slab and a covering dome.
- a sealed envelope of thermal insulation is fixed inside the rigid structure, and delimits in the latter a space where the fluid to be "stored” or stored can be confined.
- the rigid structure is constituted by a second internal enclosure of reinforced concrete, in which the bottom slab which is formed by a poured slab, is embedded.
- Such a tank comprising an external enclosure and an internal enclosure is tedious to produce and proves to be complex and costly.
- the present invention aims to overcome in particular the drawbacks of the prior art set out above, and to propose a buried tank whose structure is both simple, resistant and inexpensive.
- the invention relates to a reservoir for the confinement of any fluid, such as in particular a liquefied cryogenic gas, and of the type comprising an external enclosure made of molded concrete buried in the ground, a rigid structure with a bottom slab, and possibly a covering dome as well as a waterproof envelope and thermal insulation which delimits the interior of the structure a loading space for the fluid, characterized in that the external enclosure has the form of a thick and substantially sealed wall, this enclosure as well as the covering dome being made of material and constituting with the bottom slab, the rigid structure of the tank.
- any fluid such as in particular a liquefied cryogenic gas
- the external enclosure has the form of a thick and substantially sealed wall, this enclosure as well as the covering dome being made of material and constituting with the bottom slab, the rigid structure of the tank.
- the base of the above-mentioned external enclosure extends at least as far as near a substantially impermeable layer of the ground.
- the bottom slab has the form of a reinforced concrete slab, freely resting on the one hand on one or more stops integral with the external enclosure, and on the other hand on a system drainage.
- the reinforced concrete slab preferably has a thickness less than that of the external enclosure.
- the aforementioned insulation envelope comprises a waterproof metal membrane, fixed inside the external enclosure and on the bottom slab, by means of a thermal insulation layer.
- the insulation layer may advantageously comprise at least one thickness of rigid stress distribution panels, thus that at least one thickness of plastic foam panels, these panels may be impermeable and hermetically connected to each other by watertight connections so as to constitute a layer of continuous and hermetic insulation.
- the above-mentioned insulation layer is fixed to the concrete using a preferably continuous thickness of adhesive material.
- the aforementioned envelope comprises a tight steel dome hermetically fixed by its periphery to the metal membrane and constituting an internal coating for the covering dome, as well as a suspended aluminum roof and covered with an insulation layer. thermal, which is interposed between the waterproof membrane and the dome, in order to maintain the latter at approximately room temperature.
- the covering dome, and possibly the aforementioned waterproof dome rest on the external enclosure of the tank by means of a crowning beam of corresponding shape.
- the invention also relates to an arrangement of buried tanks as described above, and arranged inside a substantially sealed wall, buried and closed, for example cylindrical, and whose base extends at least up to 'near the above-mentioned substantially impermeable layer of the ground.
- Figure 1 is a cutaway view of a buried tank according to one embodiment of the invention.
- FIG. 2 is a view in vertical section along a diameter of the reservoir in FIG. 1.
- FIG. 3 is an enlarged view of the detail designated at III in FIG. 2.
- FIG. 4 is an enlarged view of the detail designated at IV in FIG. 2.
- Figure 5 shows a vertical sectional view of an arrangement of buried tanks according to the invention.
- the general reference numeral 1 designates a buried tank.
- the tanks 1 are provided for the confinement of liquid natural gas.
- many other types of fluids can also be stored or "stored" in such a tank.
- Each tank 1 is a buried tank of the so-called "membrane" type. More specifically, the tank 1 comprises an external concrete enclosure 2, which is at least partially buried in the ground, itself designated by the reference S in the figures.
- the enclosure 2 which is roughly cylindrical, delimits in the soil S an excavation or cavity of corresponding shape.
- the buried tank 1 has a rigid structure, that is to say a structure guaranteeing the stability and the holding of the tank 1 under the effect of the stresses which may be applied to it.
- the rigid structure here is provided with a covering dome 3, disposed above the enclosure 2 and projecting from the ground S.
- the rigid structure of the tank 1 also has a bottom slab 4, placed opposite the dome 3 or the top of the tank 1, and the shape of which corresponds substantially to that of the cavity defined by the external enclosure 2.
- the covering dome 3 as well as the bottom slab 4 are poured and reinforced concrete structures.
- envelope 5 which delimits inside the cavity defined by the external enclosure 2 as well as by the dome 3 and the slab 4, a space for loading and confining the fluid to be stored.
- the envelope 5 is sealed and also has the function of thermally isolating the fluid stored in the tank 1, the concrete structural elements 2, 4 and possibly 3.
- the external enclosure 2 has the form of a thick and substantially sealed wall, with which the covering dome 3 is advantageously made of one piece, so that they constitute, with the bottom slab 4, the rigid structure of the corresponding tank 1.
- the external enclosure 2 it is possible, and often advantageous, to provide for the external enclosure 2 to extend deep into the ground as close to a substantially impermeable layer SI thereof, so that infiltration d water inside the cavity defined by the reservoir 1 are greatly minimized.
- the enclosure 2 projects positively inside the naturally impermeable layer SI of the ground.
- the forces produced by the water contained in the soil S and having a tendency to raise the slab 4 are greatly reduced.
- the tank 1 is of simpler constitution and requires much less material for its manufacture, than equivalent tanks of the prior art.
- the thickness (and therefore the mass) of this bottom slab 4 can also be minimized. As seen in the example of FIGS. 1 and 2, the bottom slab 4 even has a thickness less than that of the external enclosure 2.
- the thickness of the external enclosure 2 can be of the order of 2.20 m and that of the bottom slab only about 1 m.
- the thickness of the external enclosure and of the rigid vertical structure is more than 3 m, while the bottom slab can reach 7 m in height.
- this bottom slab 4 has the form of a reinforced concrete slab which rests freely on the one hand against one or more stops integral with the enclosure 2, and on the other hand on a drainage system 6.
- the periphery of the bottom raft 4 is supported without embedding on a stop 24 in the form of an annular console, integrated into the enclosure 2.
- a stop 24 in the form of an annular console, integrated into the enclosure 2.
- the drainage system 6 essentially comprises a second slab consisting of porous aggregates arranged on the bottom of the cavity excavated in the soil S.
- the second raft 6 to delivery pumps (not shown). As illustrated in FIG. 2, these pumps deliver into one or more wells P formed in the soil S near the reservoir 1, by means of conduits 66 produced through the enclosure 2.
- the tank 1 is provided with a device for keeping frost-free of its concrete elements.
- This device comprises on the one hand conduits 64 (FIG. 2) for circulation of a hot fluid, such as for example water, provided under the bottom slab 4, that is to say inside the second slab 6, and on the other hand conventional electric heating cables 28 (FIG. 2), arranged in galvanized steel tubes, themselves embedded in the concrete of the external enclosure 2 substantially up to the level of the slab 4.
- the enclosure 2 is made of reinforced concrete and molded directly in soil S.
- this enclosure 2 is produced by digging in the ground S a trench of corresponding shape, then by molding a concrete of suitable composition in the trench, after having placed there reinforcement cages as well as the heating cables 28.
- a wall can, for example, be obtained using equipment of the type designated by the name "Hydrofraise” and developed by the Soletanche Company. This type of equipment makes it possible to manufacture concrete walls from 70 to 80 m deep, under conditions and with very precise dimensional tolerances (approximately 1 per 1000).
- a coating or sealing facing is applied to the internal or excavation face of the enclosure 2, for example by spraying concrete onto a wire mesh itself fixed by anchoring on this enclosure.
- the facing the thickness of which according to the example mentioned above is of the order of 0.15 m makes it possible to obtain a smoother surface condition of the excavation face. Essentially, the surface finish thus obtained must allow good attachment of the casing 5 to the concrete, as will be better explained below.
- a beam of corresponding shape 32 is provided at the top of the external enclosure 2. It is clear from FIGS. 1 and 2 that this so-called crowning beam is integrated both into the enclosure 2 and into the covering dome 3, which allows a good transmission of forces inside the concrete structure, as well as a reinforcement of the external enclosure 2.
- the annular crowning beam 32 illustrated has a cross section greater than that of the enclosure 2, and is made of prestressed and reinforced concrete. More specifically, after the erection of the enclosure 2 of molded concrete, reinforcements and prestressing cables are made integral and anchored in the latter then, concrete is poured into a formwork corresponding to the crowning beam that l 'we wish to obtain. Following this, the cables are stretched to adequately prestress the concrete thus poured.
- the covering dome 3 is made, in the case where such a dome is provided for the tank 1.
- the covering dome 3 is anchored at the top of the enclosure 2 via the beam 32.
- a metal dome 35 called to form part of the envelope 5, by forming an internal coating of the dome 3 is made from a lattice of metal beams on which are welded sheet metal plates. After manufacture, the dome 35 which defines a sealed surface corresponding to the dome 3, is made integral with the beam 32. After removal and fixing of an appropriate reinforcement on the dome 35, concrete is poured until the dome 3 is obtained.
- the thickness of the concrete of this covering dome 3 varies from 0.5 to 1.0 m from its center to its periphery. It is at this peripheral that the concrete of the dome 3 is connected to that of the beam 32. It goes without saying that the dome 35 remains within the tank 1 after pouring the concrete, and is therefore fixed to the dome 3, which itself came out of the box with beam 32 and thick enclosure 2.
- the metal dome 35 is integral with the dome 3 and forms part of the sealed and insulating envelope 5.
- the envelope 5 comprises a metallic membrane which is welded to a shoulder 352, itself integral of the periphery of the dome 35. This welding is obviously continuous and hermetic, so that this membrane and the dome constitute a sealed containment enclosure.
- the metal membrane of the enclosure 5 is designated at 54 and 52. It can also be seen that the envelope 5 comprises a layer of thermal insulation 55.
- the membrane consists of sheets of stainless steel austenitic with a thickness of the order of 1.2 mm, welded together in a leaktight manner and is fixed to the concrete by means of layer 55. These sheets which form a containment pocket, are ribbed to resist deformations linked to the mechanical and thermal stresses applied to them by the fluid stored in the tank 1.
- the insulation layer 55 is formed by one or more thicknesses of rigid panels 57, for example of plywood, as well as by at least one thickness of foam panels made of plastic material 56, preferably waterproof.
- the layer 55 comprises, starting from the concrete wall a series of foam panels 56, sandwiched between two plywood thicknesses 57.
- the panels 57 have the function of distributing the stresses applied to the insulating layer 55 , and therefore allow a better positioning thereof on the concrete walls.
- the insulating panels 56 are for example constituted by blocks of closed cell foam, based on polyurethane (PU) or polyvinyl chloride (PVC).
- the foam panels 56 can be waterproof and hermetically connected to each other by leaktight connections, in order to constitute an additional layer of insulation, continuous and hermetic.
- One of the faces of the panels 57 facing the concrete is bonded to the latter, for example using a layer of suitable adhesive material. It is conceivable that the layer of adhesive material is continuous and impermeable, so that it contributes to the sealing of the reservoir 1.
- a suspended roof 36 which is fixed by means of tie rods or of cables 37 to the dome 35 and therefore to the dome 3, is interposed between the latter and the external enclosure 2.
- This roof 36 is constituted by a lattice of aluminum beams, itself covered with a layer of insulation 365 , for example in glass wool. Near the shoulder 352 described above, the suspended roof 36 comes into contact at its periphery with the insulation envelope 5, of which it is a part. It is then understood that this suspended roof 36 as well as its layer of glass wool 365 makes it possible to thermally isolate the fluid contained in the tank 1, the dome 3 and its dome 35, so as to maintain these elements at approximately room temperature. .
- the reference numeral 70 designates in the figures pipes for loading and unloading the fluid to be stored in the reservoir 1. These pipes 70 which are of conventional type will not be described in more detail here.
- the wall 20 is produced by molding in a trench in the ground, of a waterproof and deformable material, such as for example a plastic concrete or a sealing grout.
- a waterproof and deformable material such as for example a plastic concrete or a sealing grout.
- four tanks 1 arranged in a square could be confined inside a buried wall 20 of cylindrical or parallelepiped shape.
- this wall 20 has a thickness at most equal to that of the external enclosures 2 of the corresponding reservoirs 1, and its base projects deeper than the latter into the ground.
- the wall 20 extends up to the interior of the substantially impermeable layer SI.
- the reference numeral 201 designates in FIG. 5 a system for pumping the water contained inside the wall 20. It is understood that such a system 201 has the function of evacuating out of the wall 20, so that its level is constantly maintained below the level of the rafts 4 of the tanks 1 surrounded by this wall 20. Since the infiltration of water into the ground where the tanks 1 are buried is minimized by the presence of the waterproof wall 20, the pumping system 201 of the arrangement of FIG. 5, can be very simple, which makes this arrangement particularly economical.
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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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9300881A FR2700801B1 (fr) | 1993-01-28 | 1993-01-28 | Réservoir enterré à enceinte étanche unique pour le confinement par exemple d'un gaz liquéfié, et agencement de tels réservoirs. |
| FR9300881 | 1993-01-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP0609146A1 true EP0609146A1 (de) | 1994-08-03 |
| EP0609146B1 EP0609146B1 (de) | 1999-12-15 |
Family
ID=9443455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP94400170A Expired - Lifetime EP0609146B1 (de) | 1993-01-28 | 1994-01-26 | Unterirdischer Behälter mit einem einzigen fluiddichten Gehäuse für das Speichern von z.B. einem Flüssiggas, und die Anordnung solcher Behälter |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US5468089A (de) |
| EP (1) | EP0609146B1 (de) |
| JP (1) | JPH06321292A (de) |
| KR (1) | KR100310637B1 (de) |
| DE (1) | DE69422067T2 (de) |
| ES (1) | ES2144038T3 (de) |
| FR (1) | FR2700801B1 (de) |
| PT (1) | PT609146E (de) |
| TW (1) | TW343683U (de) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009049908A1 (en) * | 2007-10-18 | 2009-04-23 | Eni S.P.A. | Storage system of cryogenic liquids positioned under the seabed |
| WO2021175970A1 (de) * | 2020-03-05 | 2021-09-10 | Porr Bau Gmbh | Wärmedämmendes tiefbauwerk und verfahren zu dessen herstellung |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5918271A (en) * | 1998-02-11 | 1999-06-29 | Mcguigan; James Deturck | Pipe leak location detecting apparatus and repair method |
| FR2849073B1 (fr) * | 2002-12-23 | 2005-10-07 | Coflexip | Installation de stockage sous-marin d'un liquide cryogenique |
| CN103429947B (zh) * | 2011-04-04 | 2015-07-22 | 株式会社Ihi | Lng接纳构造 |
| CN107939130A (zh) * | 2017-12-27 | 2018-04-20 | 河南工业大学 | 一种带设备夹层的半地下式储仓 |
| CN108086357A (zh) * | 2018-02-06 | 2018-05-29 | 中船第九设计研究院工程有限公司 | 一种液化天然气地下储罐结构及其施工方法 |
| CN108331033A (zh) * | 2018-02-06 | 2018-07-27 | 中船第九设计研究院工程有限公司 | 一种lng地下储罐底板抗浮减压结构及其施工 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1407117A (fr) * | 1964-06-11 | 1965-07-30 | Texas Eastern Trans Corp | Réservoir de stockage notamment pour fluides cryogéniques |
| FR2188654A5 (de) * | 1972-06-12 | 1974-01-18 | Ishikawajima Harima Heavy Ind | |
| FR2270512A1 (en) * | 1974-05-10 | 1975-12-05 | Technigaz | Composite metal/plastic wall structure - partic. for insulating/sealing walls of reservoirs for liquefied petroleum gases |
| JPS54154822A (en) * | 1978-05-29 | 1979-12-06 | Kawasaki Heavy Ind Ltd | Concrete skeleton construction for underground tanks |
| JPS58102898A (ja) * | 1981-12-14 | 1983-06-18 | Mitsubishi Heavy Ind Ltd | 低温地下タンク |
| EP0266335A1 (de) * | 1986-10-30 | 1988-05-04 | Compagnie D'entreprises Cfe, S.A. | Lagerbehälter für unter Druck stehende Flüssigkeiten |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2599468B1 (fr) * | 1986-06-03 | 1988-08-05 | Technigaz | Structure de paroi thermiquement isolante de reservoir etanche |
-
1993
- 1993-01-28 FR FR9300881A patent/FR2700801B1/fr not_active Expired - Lifetime
-
1994
- 1994-01-26 EP EP94400170A patent/EP0609146B1/de not_active Expired - Lifetime
- 1994-01-26 DE DE69422067T patent/DE69422067T2/de not_active Expired - Fee Related
- 1994-01-26 ES ES94400170T patent/ES2144038T3/es not_active Expired - Lifetime
- 1994-01-26 US US08/186,975 patent/US5468089A/en not_active Expired - Lifetime
- 1994-01-26 PT PT94400170T patent/PT609146E/pt unknown
- 1994-01-28 JP JP6008657A patent/JPH06321292A/ja active Pending
- 1994-01-28 KR KR1019940001543A patent/KR100310637B1/ko not_active Expired - Lifetime
- 1994-02-17 TW TW085208328U patent/TW343683U/zh unknown
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1407117A (fr) * | 1964-06-11 | 1965-07-30 | Texas Eastern Trans Corp | Réservoir de stockage notamment pour fluides cryogéniques |
| FR2188654A5 (de) * | 1972-06-12 | 1974-01-18 | Ishikawajima Harima Heavy Ind | |
| FR2270512A1 (en) * | 1974-05-10 | 1975-12-05 | Technigaz | Composite metal/plastic wall structure - partic. for insulating/sealing walls of reservoirs for liquefied petroleum gases |
| JPS54154822A (en) * | 1978-05-29 | 1979-12-06 | Kawasaki Heavy Ind Ltd | Concrete skeleton construction for underground tanks |
| JPS58102898A (ja) * | 1981-12-14 | 1983-06-18 | Mitsubishi Heavy Ind Ltd | 低温地下タンク |
| EP0266335A1 (de) * | 1986-10-30 | 1988-05-04 | Compagnie D'entreprises Cfe, S.A. | Lagerbehälter für unter Druck stehende Flüssigkeiten |
Non-Patent Citations (2)
| Title |
|---|
| PATENT ABSTRACTS OF JAPAN vol. 4, no. 17 (M - 91)<130> 9 February 1980 (1980-02-09) * |
| PATENT ABSTRACTS OF JAPAN vol. 7, no. 207 (M - 242)<1352> 13 September 1983 (1983-09-13) * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009049908A1 (en) * | 2007-10-18 | 2009-04-23 | Eni S.P.A. | Storage system of cryogenic liquids positioned under the seabed |
| WO2021175970A1 (de) * | 2020-03-05 | 2021-09-10 | Porr Bau Gmbh | Wärmedämmendes tiefbauwerk und verfahren zu dessen herstellung |
| EP4115023A1 (de) * | 2020-03-05 | 2023-01-11 | Porr Bau GmbH | Wärmedämmendes tiefbauwerk und verfahren zu dessen herstellung |
Also Published As
| Publication number | Publication date |
|---|---|
| US5468089A (en) | 1995-11-21 |
| KR100310637B1 (ko) | 2001-12-15 |
| DE69422067T2 (de) | 2000-08-24 |
| TW343683U (en) | 1998-10-21 |
| ES2144038T3 (es) | 2000-06-01 |
| FR2700801B1 (fr) | 1995-04-21 |
| FR2700801A1 (fr) | 1994-07-29 |
| JPH06321292A (ja) | 1994-11-22 |
| EP0609146B1 (de) | 1999-12-15 |
| PT609146E (pt) | 2000-06-30 |
| DE69422067D1 (de) | 2000-01-20 |
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