Abstract: A sealed and thermally insulating tank incorporated in a supporting structure (2), the tank including at least one inclined tank wall (1) forming an angle with a horizontal direction and fixed to a supporting wall of the supporting structure (2) is disclosed. The tank wall (1) has a multilayer structure including successively, in the direction of thickness from the outside to the inside of the tank, a thermally insulating barrier (3) held against the corresponding supporting wall and a sealed membrane (4) carried by the thermally insulating barrier (3). The tank includes sealed strips (15) in the space formed between the thermally insulating barrier (3) and the supporting wall.

Abstract: A sealed and thermally insulating tank has a thermally insulating barrier and a sealing membrane. The tank has a channel extending in a longitudinal direction along the sealing membrane. The thermally insulating barrier forms a bottom of the channel. The tank further has a closure member that is a flexible film. The flexible film has a first fastening zone extending transversely to the longitudinal direction of the channel and fastened to the bottom of the channel and a second fastening zone extending transversely to the longitudinal direction of the channel and fastened to the sealing membrane. The flexible film has a closure portion interposed between the first fastening zone and the second fastening zone. The closure portion closes the channel in order to create a loss of pressure in the channel.

Abstract: A tank includes a secondary insulation barrier, a secondary sealing membrane resting on the secondary insulation barrier, a primary insulation barrier resting on the secondary sealing membrane, a primary sealing membrane resting on the primary insulation barrier, and a primary reinforcing member. The primary sealing membrane includes primary corrugations and the secondary sealing membrane includes secondary corrugations projecting toward the interior of the tank. The primary and secondary corrugations are superimposed along a thickness direction. The primary insulation barrier has passages, and the secondary corrugations are accommodated in the passages. A dimension of the primary insulation barrier is less than a dimension of the secondary corrugations along the thickness direction, so the secondary corrugations extend through the passages and are partially accommodated in the primary corrugations.

Abstract: The invention relates to a tank wall (1) fixed onto a supporting wall (3) wherein the secondary insulating barrier comprises a plurality of secondary rows (A, B, C) parallel to a first direction and juxtaposed in a second direction at right angles to the first direction according to a repeated pattern. The secondary sealed membrane comprises a plurality of strakes (21) parallel to the first direction, the size of the repeated pattern of the secondary rows (A, B, C) being an integer multiple of the size of a strake (21) in the second direction. The primary insulating barrier (5) comprises a plurality of primary rows parallel to the first direction, and the primary sealed membrane has first corrugations (56) parallel to the first direction and spaced apart by a first regular spacing (58), wherein the size of the repeated pattern of the primary rows is an integer multiple of said first regular spacing (58).

Abstract: The invention relates to a sealed and thermally insulating tank for storing fluid, comprising, from the outside to the inside of the tank, a secondary thermally insulating barrier and a secondary sealing membrane, the secondary sealing membrane being secured to the secondary thermally insulating barrier, a primary thermally insulating barrier resting against the secondary sealing membrane and a primary sealing membrane resting against the primary thermally insulating barrier, the tank comprising a duct that extends along a longitudinal direction, the duct being delimited on one hand by the secondary thermally insulating barrier and on the other hand by the secondary sealing membrane, a bottom of the duct being at least in part formed by the secondary thermally insulating barrier, the tank further comprising a pressure-drop stopper that is arranged in the duct and extends between the bottom of the duct and the sealing membrane.

Abstract: The invention relates to a tank (71) for storing a liquefied gas, wherein the tank (71) includes peripheral walls (1), the peripheral walls (1) including a sealing membrane and at least one thermal insulation barrier, wherein the sealing membrane includes corrugated metal plates comprising a first series of parallel corrugations, extending along a direction x and a second series of parallel corrugations extending along a direction y, the direction x being a direction of greater slope, wherein the peripheral walls (1) comprise filling elements with pressure loss, which are disposed in the corrugations of the first series of corrugations so as to form a belt (16) of filling elements extending all round the tank (71), the belt being formed of at least one obstruction part (17) and of at least one discontinuation part (18), the belt including at most one discontinuation part (18) per peripheral wall (1).

Abstract: The invention relates to a tank wall (1) fixed onto a supporting wall (3) wherein the secondary insulating barrier comprises a plurality of secondary rows (A, B, C) parallel to a first direction and juxtaposed in a second direction at right angles to the first direction according to a repeated pattern. The secondary sealed membrane comprises a plurality of strakes (21) parallel to the first direction, the size of the repeated pattern of the secondary rows (A, B, C) being an integer multiple of the size of a strake (21) in the second direction. The primary insulating barrier (5) comprises a plurality of primary rows parallel to the first direction, and the primary sealed membrane has first corrugations (56) parallel to the first direction and spaced apart by a first regular spacing (58), wherein the size of the repeated pattern of the primary rows is an integer multiple of said first regular spacing (58).

Abstract: The invention relates to a tank wall (1) fixed onto a supporting wall (3) wherein the secondary insulating barrier comprises a plurality of secondary rows (A, B, C) parallel to a first direction and juxtaposed in a second direction at right angles to the first direction according to a repeated pattern. The secondary sealed membrane comprises a plurality of strakes (21) parallel to the first direction, the size of the repeated pattern of the secondary rows (A, B, C) being an integer multiple of the size of a strake (21) in the second direction. The primary insulating barrier (5) comprises a plurality of primary rows parallel to the first direction, and the primary sealed membrane has first corrugations (56) parallel to the first direction and spaced apart by a first regular spacing (58), wherein the size of the repeated pattern of the primary rows is an integer multiple of said first regular spacing (58).

Abstract: A sealed and thermally insulating tank including a thermally insulating barrier suitable for being anchored to a load-bearing structure is disclosed. The thermally insulating barrier including a plurality of insulating panels juxtaposed in a regular pattern, two adjacent insulating panels defining an inter-panel space, the inter-panel space including an outer portion and an inner portion superposed in the direction of the thickness of the thermally insulating barrier, the outer portion being suitable for being situated close to the load-bearing structure and the inner portion being close to the inside of the tank, the tank further including insulating seals, the insulating seals including two outer insulating seals, the said outer insulating seals being arranged juxtaposed in the outer portion of the inter-panel space so that they have two adjacent edges, and an inner insulating seal, the inner insulating seal being arranged in the inner portion of the inter-panel space.

Abstract: A tank that has a tank wall having a secondary insulating barrier, a primary insulating barrier, a primary sealed membrane and a secondary sealed membrane, the tank wall having a first area in which the insulating modules include spacers extending in a thickness direction of the tank wall between a cover panel and a bottom panel of said insulating modules, a second area in which a cover panel of the insulating modules is kept at a distance from a bottom panel by a structural insulating foam, a transition area interposed between the first area and the second area, the transition area having a coefficient of thermal contraction and/or a modulus of elasticity in the thickness direction of the tank wall which is between that of the first area and that of the second area.

Abstract: Leak detection device having a dome with a main body and a seal configured to define a detection chamber between the main body and the test zone, the seal including a peripheral sealing lip configured to come into contact with the sealing membrane and having a closed contour encircling the detection chamber, an analysis tool connected to the detection chamber to analyze a gas present in the detection chamber in which the sealing lip is configured to have at least in a service state in which a reduced pressure is applied in the detection chamber, a pinch portion that is pinched between the main body and the sealing membrane.

Abstract: A sealed and thermally insulating tank incorporated in a supporting structure (2), the tank including at least one inclined tank wall (1) forming an angle with a horizontal direction and fixed to a supporting wall of the supporting structure (2) is disclosed. The tank wall (1) has a multilayer structure including successively, in the direction of thickness from the outside to the inside of the tank, a thermally insulating barrier (3) held against the corresponding supporting wall and a sealed membrane (4) carried by the thermally insulating barrier (3). The tank includes sealed strips (15) in the space formed between the thermally insulating barrier (3) and the supporting wall.

Abstract: Leak detection device having a dome with a main body and a seal configured to define a detection chamber between the main body and the test zone, the seal including a peripheral sealing lip configured to come into contact with the sealing membrane and having a closed contour encircling the detection chamber, an analysis tool connected to the detection chamber to analyze a gas present in the detection chamber in which the sealing lip is configured to have at least in a service state in which a reduced pressure is applied in the detection chamber, a pinch portion that is pinched between the main body and the sealing membrane.

Abstract: The invention relates to a tank wall (1) fixed onto a supporting wall (3) wherein the secondary insulating barrier comprises a plurality of secondary rows (A, B, C) parallel to a first direction and juxtaposed in a second direction at right angles to the first direction according to a repeated pattern. The secondary sealed membrane comprises a plurality of strakes (21) parallel to the first direction, the size of the repeated pattern of the secondary rows (A, B, C) being an integer multiple of the size of a strake (21) in the second direction. The primary insulating barrier (5) comprises a plurality of primary rows parallel to the first direction, and the primary sealed membrane has first corrugations (56) parallel to the first direction and spaced apart by a first regular spacing (58), wherein the size of the repeated pattern of the primary rows is an integer multiple of said first regular spacing (58).

Abstract: The invention relates to a gas treatment method and system of a gas storage facility (2), in particular on board a ship, the method comprising the following stages: an extraction of a first gas (4a, 4b, 5a, 5b,) in the liquid state from a first tank (4) or first vessel (5; 500), a first subcooling of the first gas in the liquid state, and storage of the subcooled first gas in the liquid state in the lower part of the first tank (4) or of the first vessel (5; 500) or of a second tank or of a second vessel, so as to constitute a reserve layer of cold (4c, 5c, 500c) of the subcooled first gas in the liquid state at the bottom of the first or second tank (4) or of the first or second vessel (5; 500).

Abstract: A tank includes a secondary insulation barrier, a secondary sealing membrane resting on the secondary insulation barrier, a primary insulation barrier resting on the secondary sealing membrane, a primary sealing membrane resting on the primary insulation barrier, and a primary reinforcing member. The primary sealing membrane includes primary corrugations and the secondary sealing membrane includes secondary corrugations projecting toward the interior of the tank. The primary and secondary corrugations are superimposed along a thickness direction. The primary insulation barrier has passages, and the secondary corrugations are accommodated in the passages. A dimension of the primary insulation barrier is less than a dimension of the secondary corrugations along the thickness direction, so the secondary corrugations extend through the passages and are partially accommodated in the primary corrugations.

Abstract: Sealed and thermally insulating tank for storing a fluid, a tank wall having a secondary thermal insulation barrier, a secondary sealing membrane, a primary thermal insulation barrier and a primary sealing membrane supported by the primary thermal insulation barrier, where the primary insulating elements have parallelepiped insulating panels disposed so as to provide voids between them. The primary thermal insulation barrier having an anti-convective filler plate disposed in the void between a first parallelepiped insulating panel and a second parallelepiped insulating panel, the anti-convective filler plate being made of thin continuous material and having a plurality of elongated wall elements extending over substantially the entire width of the void to delimit cells extending substantially perpendicular to the thickness direction.

Abstract: The invention relates to a sealed and thermally insulating tank for storing a fluid, wherein a tank wall comprises, successively in a thickness direction, a secondary thermal insulation barrier (1), a secondary sealing membrane (4), a primary thermal insulation barrier (5) and a primary sealing membrane (7), wherein the secondary sealing membrane (4) is a corrugated metal membrane comprising a series of parallel corrugations (25, 26) forming channels and flat portions located between said corrugations (25, 26), and wherein anti-convection filler elements (16, 20, 22) are disposed in the corrugations (25, 26) of the secondary sealing membrane (4) to generate a head loss in said channels.

Abstract: A sealed and thermally insulating wall for a tank for storing fluid includes a heat-insulating panel and a sealing plate. The inner face of the heat-insulating panel has a stress-relieving slot.

Abstract: A tank that has a tank wall having a secondary insulating barrier, a primary insulating barrier, a primary sealed membrane and a secondary sealed membrane, the tank wall having a first area in which the insulating modules include spacers extending in a thickness direction of the tank wall between a cover panel and a bottom panel of said insulating modules, a second area in which a cover panel of the insulating modules is kept at a distance from a bottom panel by a structural insulating foam, a transition area interposed between the first area and the second area, the transition area having a coefficient of thermal contraction and/or a modulus of elasticity in the thickness direction of the tank wall which is between that of the first area and that of the second area.