SHARED CARRIER FOR THE INSTALLATION OF TOOLS INTENDED FOR THE MASS PRODUCTION OF METAL STRUCTURES, IN PARTICULAR FIXED OR FLOATING FOUNDATIONS FOR OFFSHORE WIND TURBINES
The invention relates to a shared carrier (30) for the installation of tools intended for the mass production of metal structures, each structure being formed by the assembly of at least two different unitary blocks, the carrier comprising a guide (32) intended to be positioned on one of the blocks (32) to be assembled in the vicinity of the junction with another block to be assembled, a tool carrier (34) intended to receive without distinction one or more tools (38), means for moving the tool carrier along the guide, and means for knowing the position of the tool carrier.
B63B 73/60 - Building or assembling vessels or marine structures, e.g. hulls or offshore platforms characterised by the use of specific tools or equipmentBuilding or assembling vessels or marine structures, e.g. hulls or offshore platforms characterised by automation, e.g. use of robots
2.
MATERIAL FOR ENSURING THE FLOATABILITY AND/OR THE THERMAL INSULATION OF A SUBMARINE PIPELINE
A material includes from 40 to 60% by volume of polymer matrix relative to the total volume of the material, and from 40 to 60% by volume, relative to the total volume of the material, of expanded thermoplastic microspheres. The membrane is composed of block polymers or copolymers. The microspheres are coated with a layer composed of nanoparticles of silicon dioxide and/or of titanium dioxide. A method for manufacturing is provided for making the material and the use of this material is provided for ensuring the floatability and/or for thermally insulating all or part of a submarine pipeline.
The invention relates to a method for connecting two blocks of an offshore structure consisting of the assembly of at least two different unit blocks (B-1, B-2), the method comprising forming a thickened portion (26) at the respective ends of the two blocks to be connected, mounting a junction plate (22) against the end to be connected of a first block (B-1), the junction plate having a radially inwardly and outwardly projecting frame (24) bearing against the ends of the flat panels, bringing the end of the second block (B-2) to bear against the junction plate, and welding the ends of the two blocks to each other.
The invention relates to a method for installing at least one sleeve (8) around a portion of an underwater pipe (6) for transporting fluids, wherein the sleeve is formed by two half-shells, and wherein the method comprises maintaining the pipe in a substantially vertical position, arranging the two half-shells of the sleeve in a deployment system (2), positioning the deployment system at a free upper end of the pipe (6) by centring it on an axis (X-X) of the pipe, lowering the deployment system along the pipe to the desired position of the sleeve, fully closing and locking the two half-shells of the sleeve onto the pipe, and raising the deployment system back towards the free end of the pipe.
The invention relates to a method for positioning and aligning mega-blocks of a semi-submersible floater (2) for an offshore wind turbine, the floater consisting of the assembly of at least two different individual mega-blocks, the method comprising: positioning of each individual mega-block on a plurality of positioning systems (30) each comprising a platform (32) on which the mega-block of the floater is intended to rest and which is mounted on a controlled mechanism for horizontal and vertical translation; and coordinated adjustment of the platforms of the positioning systems by measuring the positioning and controlling the positioning systems associated with each individual mega-block as a function of a target block in order to position and align the individual mega-blocks with respect to one another.
B63B 73/30 - Moving or transporting modules or hull blocks to assembly sites, e.g. by rolling, lifting or floating
B63B 73/60 - Building or assembling vessels or marine structures, e.g. hulls or offshore platforms characterised by the use of specific tools or equipmentBuilding or assembling vessels or marine structures, e.g. hulls or offshore platforms characterised by automation, e.g. use of robots
6.
UNDERWATER HEATED PIPE FOR THE TRANSPORT OF FLUIDS AND METHOD FOR ASSEMBLING SUCH A PIPE
A heated subsea pipe and process for transporting fluids, includes a plurality of pipe sections each having a transport tube for receiving the fluids, an electrically insulating inner layer arranged around the transport tube, a sealing tube made of electrically conductive material arranged around the electrically insulating inner layer, a thermally insulating outer layer arranged around the sealing tube. The transport tube is electrically connected to the sealing tube at each of the two ends of the pipe. The pipe includes two electrical cables connected to an electric generator and, to the transport tube and to the sealing tube of the pipe at a point situated between the two ends of the pipe to produce two parallel electrical circuits each traversed by an electric current for heating the transport tube of the pipe by Joule effect.
The invention relates to a method for the active and centralised ballasting of a semi-submersible float (2) for an offshore wind turbine, the float comprising at least four columns, including a central column (4) and three outer columns (6), which are connected to the central column by lower arms forming pontoons (8), wherein the method comprises the controlled and centralised displacement of a ballast fluid between sealed compartments (14) formed inside each pontoon (8), so as to modify the inclination thereof. The invention also relates to a semi-submersible float for an offshore wind turbine with active and centralised ballasting.
B63B 1/10 - Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls
B63B 39/03 - Equipment to decrease pitch, roll, or like unwanted vessel movementsApparatus for indicating vessel attitude to decrease vessel movements by displacement of masses by transferring liquids
8.
METHOD FOR THE ACTIVE AND INDIVIDUALISED BALLASTING OF A SEMI-SUBMERSIBLE FLOAT FOR AN OFFSHORE WIND TURBINE AND FLOAT
The invention relates to a method for the active and individualised ballasting of a semi-submersible float (2) for an offshore wind turbine, the float comprising at least four columns, including a central column (4) and three outer columns (6), which are connected to the central column by lower arms forming pontoons (8), wherein the method comprises, for each pontoon, the individualised and controlled displacement of a ballast fluid between at least two separate sealed compartments (14, 16) located inside an assembly formed by the pontoon and the associated outer column, so as to modify the inclination of the float. The invention also relates to a semi-submersible float for an offshore wind turbine with active and individualised ballasting.
B63B 1/10 - Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls
B63B 39/03 - Equipment to decrease pitch, roll, or like unwanted vessel movementsApparatus for indicating vessel attitude to decrease vessel movements by displacement of masses by transferring liquids
9.
FLUID TRANSPORT PIPE HAVING A STEEL TUBE WITH A PROTECTIVE LINING PROVIDED WITH SLOTS FOR DISCHARGING GAS BUILT UP UNDER THE LINING
A pipeline for the transport of fluids includes a steel tube intended to receive a flow of fluids to be transported, and an annular lining for protection against corrosion and/or abrasion made of polymer material, and inserted inside the tube. The lining includes a plurality of slots which extend in the direction of their length parallel to a longitudinal axis of the tube and which pass all the way from an inner face to an outer face of the lining, each slot being open on the side of the inner face of the lining prior to the insertion of the lining into the tube, and at least partially closed between the inner face and the outer face of the lining along of its depth once the lining is inserted into the tube.
The invention relates to a method for installing at least one sleeve around a portion of an underwater pipe for transporting fluids, the sleeve being formed by two half-shells (8a, 8b), the method comprising maintaining, in a mainly vertical position, the pipe, the two half-shells of the sleeve being gripped on the side of their inner face by means of a sleeve-loading system (100) positioned on one side of the pipe, aligning the two half-shells with the axis (Y-Y) of the pipe, gripping the two half-shells by their outer face by means of a sleeve positioning and unlocking system (200) positioned on a side of the pipe opposite that of the sleeve-loading system, pivoting each half-shell about an inner axis (Z-Z) aligned with the axis of the pipe in order to close it onto a portion of the pipe, positioning the sleeve along the axis of the pipe, fully closing and locking the two half-shells onto the pipe portion, and removing the sleeve positioning and unlocking system.
B66C 1/42 - Gripping members engaging only the external or internal surface of the articles
B66C 1/68 - Load-engaging elements or devices attached to lifting, lowering, or hauling gear of cranes, or adapted for connection therewith for transmitting forces to articles or groups of articles mounted on, or guided by, jibs
F16L 1/19 - Laying or reclaiming pipes on or under water on the bottom the pipes being S- or J-shaped and under tension during laying the pipes being J-shaped
The invention relates to a semi-submersible float (2) for an offshore wind turbine, comprising at least three vertical columns (4, 6), one of which is intended to receive a wind turbine mast, the vertical columns being connected together by pontoons (8) each formed by a plurality of planar panels (81 to 84) which are assembled together at edges (10) extending longitudinally between two columns, the edges of the pontoons being rounded and connected at each of their longitudinal ends to a column via a transition piece (12).
B63B 39/03 - Equipment to decrease pitch, roll, or like unwanted vessel movementsApparatus for indicating vessel attitude to decrease vessel movements by displacement of masses by transferring liquids
12.
PENDULUM COUNTERWEIGHT SEMI-SUBMERSIBLE FLOATER FOR OFFSHORE WIND TURBINE AND METHOD OF INSTALLING SAME
The invention relates to a system (2) forming an anchor point for floaters of offshore wind turbines, comprising at least one containment enclosure (6) having an open bottom (8) and an open top (10), the containment enclosure being at least partially filled with a solid granular material (12) capable of withstanding shear with the seabed (4) on which the containment enclosure is intended to rest, the containment enclosure further comprising at least one attachment (14) for securing a mooring line (16) of the floater.
A facility and a method for processing gas from a subsea gas production field, includes a cooling module supplied with a gas/liquid mixture coming directly from at least one subsea gas field, and a gas/liquid separation module which delivers processed gas to a gas export pipeline and liquid to a liquid export pipeline. The gas/liquid separation module includes a gas/liquid separator and a coalescing filter separator which are connected in series. The gas/liquid separator has a gas outlet connected to an inlet of the coalescing filter separator and a liquid outlet connected to the liquid export pipeline. The coalescing filter separator having a gas outlet connected to the gas export pipeline and a liquid outlet connected to the liquid export pipeline.
The invention relates to a system (2) forming an anchor point for offshore wind turbine floats, comprising at least one containment enclosure (6) having an open bottom (8) and an open top (10), the containment enclosure being at least partially filled with a solid granular material (12) capable of withstanding shear with the seabed (4) on which the containment enclosure is intended to rest, the containment enclosure further comprising at least one attachment (14) for securing a mooring line (16) of the float.
A pipe for transporting fluids with control of the buckling of the internal anti-corrosion liner includes a steel tube intended to receive a flow of fluids to be transported, and an annular protective lining made of polymer material, inserted in an interference fit inside the tube against an inner surface thereof and intended to ensure protection of the steel against corrosion of the fluids to be transported, the protective lining having, in a cross-section plane, at least a weakened angular portion whose mechanical resistance to radial deformation is lower than that of the remaining angular portion of the protective lining so as to control the angular location and to promote the axial propagation of buckling of the protective lining following a depressurization of the pipeline.
F16L 57/06 - Protection of pipes or objects of similar shape against external or internal damage or wear against wear
F16L 9/147 - Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups comprising only layers of metal and plastics with or without reinforcement
F16L 58/10 - Coatings characterised by the materials used by rubber or plastics
16.
METHOD FOR THE MASS PRODUCTION OF FLOATS FOR OFFSHORE WIND TURBINES
A method for the mass production of floats (2) for offshore wind turbines each consisting of the assembly of two to six unit mega-blocks (B-1, B-2) made of steel, the method comprising, in succession, manufacturing mega-blocks on a dedicated construction zone, transporting the mega-blocks produced by the construction zone by sea and storing them in storage zones (Z-1, Z-2) of a production zone (10) distinct from the construction zone, the same mega-blocks being stored in one and the same storage zone, and finally mass-production of floats, this comprising, for each float, a step of preparing the mega-blocks, a step of assembling and primary-welding of the mega-blocks at an assembly and primary-welding zone (Z-3) distinct from the storage zones and adjacent thereto, followed by a step of final-welding of the mega-blocks at a final-welding zone (Z-4), followed by a step of completing the float at a completion zone (Z-5), the float mega-blocks and the floats in the process of being manufactured being moved between the different manufacturing zones using translational movements.
The invention relates to a counterweight (2) for a semi-submersible float of an offshore wind turbine, which can be configured to be in a sinking state or a floating state, comprising a counterweight main structure (4) made of a material making it sink when immersed in water, and a plurality of airbags (6, 6') detachably attached to the main structure so as to make the counterweight float when the airbags are inflated. The invention also relates to a method for installing such a counterweight.
37 - Construction and mining; installation and repair services
39 - Transport, packaging, storage and travel services
40 - Treatment of materials; recycling, air and water treatment,
Goods & Services
Installation services in relation to the following goods: Floating and fixed structures and supports for wind turbines; assembling nstallation, In connection with the following goods: Floating and fixed structures and supports for wind turbines; Installation of wind turbines; Repair and maintenance of the following goods: Floating and fixed structures and supports for wind turbines; Repair and maintenance of the following goods: Wind power stations; Supervision, in relation to the following fields: Installation of floating and fixed structures and supports for wind turbines; Supervision, in relation to the following fields: Installation of wind turbines; Consultancy, information and advisory services relating to the aforesaid services. Transport services; Storing services; Cargo handling; Loading of cargo; Monitoring and tracking, in relation to the following goods: Cargo; Transport and Storage, in relation to the following goods: Floating and fixed structures and supports for wind turbines and components thereof; Marine transport, in relation to the following goods: Pre-fabricated units for use in the manufacture of floating and fixed structures and supports for wind turbines; Transport by land, in relation to the following goods: Pre-fabricated units for use in the manufacture of floating and fixed structures and supports for wind turbines; Loading of structures and supports for wind turbines onto cargo barges; Transport and Storage, in relation to the following goods: Wind turbines; Location tracking and Tracking, in relation to the following goods: Shipments of structures and supports for wind turbines and components thereof; Information and advisory and consultancy services relating to all of the foregoing. Assembly of products for others; Welding services; Production made to order, for others, in relation to the following goods: Floating and fixed structures and supports for wind turbines; Installation for others, in relation to the following goods: Floating and fixed structures and supports for wind turbines; Production and Assembly for others, in relation to the following goods: Prefabricated units forming floating and fixed structures and supports for wind turbines; Assembly using welding, in relation to the following goods: Components of floating and fixed structures and supports for wind turbines; information, advisory and consultancy services in connection with all of the aforesaid services.
19.
SEMI-SUBMERSIBLE FLOAT FOR AN OFFSHORE WIND TURBINE AND METHOD FOR CONSTRUCTING SUCH A FLOAT
B63B 1/10 - Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls
B63B 5/20 - Hulls characterised by their construction of non-metallic material made predominantly of concrete, e.g. reinforced built-up from elements in combination with elements of other materials
B63B 35/44 - Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
B63B 75/00 - Building or assembling floating offshore structures, e.g. semi-submersible platforms, SPAR platforms or wind turbine platforms
F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation
F03D 13/20 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors
20.
Method for producing a steel underwater pipe that is able to carry a corrosive fluid
A method for producing a steel underwater pipe for carrying a corrosive fluid, includes the successive steps: applying a layer of corrosion-resistant steel alloy on a terminal part of the internal wall of each pipe element from its end to be welded; the application of a plastic coating, on the internal wall of each pipe element; covering only a first part of the layer of metal alloy, a terminal part of the layer of metal ally on the side of the end to be welded of each pipe element not being covered by the plastic coating; the coaxial insertion and the crimping of a compression ring against the terminal part of the plastic coating; and the assembly by welding directly together the ends of two pipe elements by a corrosion-resistant steel alloy weld.
B23K 31/02 - Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups relating to soldering or welding
F16L 1/16 - Laying or reclaiming pipes on or under water on the bottom
F16L 58/10 - Coatings characterised by the materials used by rubber or plastics
The invention relates to a floating support structure (2-1) for an offshore wind turbine, the structure comprising a lower connector (4) centered on an axis (X-X) of a tower (9) of the wind turbine and comprising at least three lower receptacles (10) which are regularly distributed around the axis of the tower of the wind turbine, an upper connector (6) centered on the axis of the tower of the wind turbine and comprising, in an upper portion, means (14) for accommodating a wind turbine tower and, in a lower portion, at least three upper receptacles (12) which are regularly distributed around the axis of the tower of the wind turbine, and at least three identical tubular central columns (8) which are fitted by a lower end into one of the receptacles of the lower connector and by an opposite, upper end into one of the receptacles of the upper connector so as to form a floating support pylon in the vertical extension of the tower of the wind turbine. The invention also relates to a method for assembling such a structure.
A device for jointing elements of a pipeline for the transport of fluids includes a support structure on which a pipeline section to be jointed is intended to be mounted, two parallel fixed rails, four plates each comprising a first element capable of cooperating with a rail and a second element fixed on the support structure. The first and the second elements of each plate is linked by a first cylinder aligned along a first adjustment axis and a second cylinder aligned along a second adjustment axis, and a system for controlling the cylinders of the plates to achieve movements along the first and second adjustment axes and capable of cooperating with a system for guiding in translation the support structure along the longitudinal axis of the pipeline section to allow jointing of the pipeline section and the pipeline element.
B23K 37/053 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work aligning cylindrical workClamping devices therefor
A device for jointing elements of a pipeline for the transport of fluids includes a support structure on which a pipeline section to be jointed is intended to be mounted, two parallel fixed rails, four plates each comprising a first element capable of cooperating with a rail and a second element fixed on the support structure. The first and the second elements of each plate is linked by a first cylinder aligned along a first adjustment axis and a second cylinder aligned along a second adjustment axis, and a system for controlling the cylinders of the plates to achieve movements along the first and second adjustment axes and capable of cooperating with a system for guiding in translation the support structure along the longitudinal axis of the pipeline section to allow jointing of the pipeline section and the pipeline element.
B23K 37/053 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work aligning cylindrical workClamping devices therefor
A method and system for Direct Electrical Heating of a Pipe-In-Pipe pipeline for transporting fluids includes mechanically connecting the steel inner shell to the steel outer shell at different intervals of the pipeline, establishing an electrical and thermal insulation between the inner shell and the outer shell, applying an alternating electric current between an outer surface of the inner shell and an inner surface of the outer shell over the entire length of the pipeline so as to heat the inner shell of the pipeline by Joule effect, and placing on the outer surface of the inner shell at least one layer made of resistive and ferromagnetic material so as to increase the ratio of electric power transmitted to the inner shell.
A subsea installation for heating a multiphase effluent circulating inside a subsea shell, includes at least one pipeline section disposed along a vertical direction and has an inner tube, an outer tube disposed around the inner tube while being coaxial therewith, a thermal insulation layer, and a system for heating by induction the outer tube. The outer tube has at a lower end an intake aperture to allow circulation of the multiphase effluent from bottom to top in an annular space delimited between the outer tube and the inner tube. The inner tube opening is at an upper end inside the outer tube and emerges at a lower end towards a discharge outlet for the multiphase effluent to allow counter-current circulation of the multiphase effluent from top to bottom inside the inner tube.
H05B 6/10 - Induction heating apparatus, other than furnaces, for specific applications
E21B 43/01 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells specially adapted for obtaining from underwater installations
26.
METHOD AND SYSTEM FOR DETERMINING OVER TIME A LEVEL OF A PHASE INTERFACE OF A MULTIPHASE FLUID PRESENT IN A VERTICAL PIPE
A method and a system for the time determination of a phase interface level of a multiphase fluid present in a vertical pipe, include placing a distributed optical fiber sensor comprising an optical fiber cable wound in spiral around the pipe and optically coupled to a DAS interrogator, determining, from the data acquired by the DAS interrogator, the power spectral density over a predetermined duration and for each point of a discretized length of the optical fiber cable, integrating the power spectral density over a predefined frequency band for each point of the discretized length of the optical fiber cable, and setting in matrix form the results of the integration of the power spectral density in order to determine at least one interface level of the multiphase fluid.
G01F 23/22 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
27.
DEVICE FOR GUIDING AND VERTICALLY HOLDING A MONOPILE AND METHOD FOR INSTALLING A MONOPILE USING SUCH A DEVICE
The invention relates to a device (2) for guiding and vertically holding a tubular monopile during its installation in an excavation made in a seabed, which excavation is filled with compacted granular materials and consolidated by a metal reinforcing tube, the device comprising: a support structure (4) mounted on four feet (6) each adjustable in height, a frame (8) for positioning the support structure with respect to the reinforcing tube, having a closed U shape, a cage (14) mounted inside the support structure above the positioning frame in order to receive the monopile, the cage comprising a closed lower portion (14a) and an upper portion (14b) provided with a door (16) to allow lateral insertion of the monopile into the cage, the upper portion of the cage comprising a plurality of damping pads (20) capable of damping the dynamics of the monopile and remaining bearing radially against the monopile when it is inserted into the cage in order to stabilise and modify its inclination, and the lower portion of the cage comprising a plurality of blades (30) capable of bearing radially against the monopile when it is inserted into the cage in order to guide it as it descends into the cage and to modify its inclination.
A method for determining the linear electrical resistance in AC mode of a steel pipeline, including the steps of generating in a portion of the pipeline an induced current by means of an induction coil centered on a longitudinal axis of the pipeline and traversed by an AC current. The coil is housed in a yoke made of ferromagnetic material in order to confine the magnetic field to a predefined surface of the pipeline portion, measuring the active power dissipated by the pipeline portion subjected to the magnetic field, measuring the amplitude of the produced magnetic field, and determining the linear electrical resistance in AC mode of the pipeline portion from the measurements of the dissipated active power and the amplitude of the induced magnetic field. A device is provided for implementing such a method.
G01N 27/04 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
G01N 27/02 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
An end fitting assembly for a pipe-in-pipe assembly comprises a socket portion, a connector portion extending from the socket portion, a stop located between the socket portion and the connector portion, a collar that fits around the socket portion and attaches to the stop, and a wedge that fits between the collar and an inner composite pipe. When the collar is pushed onto the wedge, a series of collar cone sections engage a series of wedge cone sections causing a compression force on the inner composite pipe. The collar and the wedge are shaped so that they fit within an outer pipe of the pipe-in-pipe assembly. The compact shape of the collar and wedge facilitate reeling the pipe-in-pipe assembly onto a reel without causing excessive stress in the pipe-in-pipe assembly.
F16L 19/065 - Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends the wedging action being effected by means of a ring
F16L 37/138 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members using hooks, pawls, or other movable or insertable locking members using an axially movable sleeve
F16L 33/22 - Arrangements for connecting hoses to rigid membersRigid hose-connectors, i.e. single members engaging both hoses with means not mentioned in the preceding groups for gripping the hose between inner and outer parts
F16L 33/00 - Arrangements for connecting hoses to rigid membersRigid hose-connectors, i.e. single members engaging both hoses
F16L 35/00 - Special arrangements used in connection with end fittings of hoses, e.g. safety or protecting devices
F16L 39/00 - Joints or fittings for double-walled or multi-channel pipes or pipe assemblies
30.
METHOD AND SYSTEM FOR TENSIONING A HYPERSTATIC SYSTEM
A method and system for tensioning a hyperstatic system involves two structures connected to each other, including: a) connecting, by at least one non-adjustable tendon and at least one adjustable tendon which is formed by a tendon coupled to a cylinder in an initially retracted position, an upper structure to a lower structure which is positioned below the upper structure while maintaining zero tension in the tendons; step b) applying a force to the upper structure and/or the lower structure in order to tension each adjustable tendon and to deploy the respective cylinder thereof, the tension of each non-adjustable tendon remaining at zero; and step c) progressively increasing the force until the tension of each non-adjustable tendon reaches a threshold value which brings about a load transfer from the lower structure to the upper structure to allow the lower structure to be supported by the upper structure.
B63B 35/44 - Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
B63B 77/10 - Transporting or installing offshore structures on site using buoyancy forces, e.g. using semi-submersible barges, ballasting the structure or transporting of oil-and-gas platforms specially adapted for electric power plants, e.g. wind turbines or tidal turbine generators
F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation
31.
FLUID TRANSPORT PIPE HAVING A STEEL TUBE WITH A PROTECTIVE LINING PROVIDED WITH SLOTS FOR DISCHARGING GAS BUILT UP UNDER THE LINING
The invention relates to a fluid transport pipe (2) comprising a steel tube (4) intended to receive a flow of fluids to be transported, and an annular lining (6) which is intended for protecting against corrosion and/or abrasion, is made of polymeric material and is inserted into the tube, the lining comprising a plurality of slots (8-1) which extend lengthwise in parallel with a longitudinal axis (X-X) of the tube and which pass all the way from an inner face to an outer face of the lining, each slot being open on the side of the inner face of the lining prior to the insertion of the lining into the tube, and at least partially closed depthwise between the inner face and the outer face of the lining once the lining has been inserted into the tube.
The invention relates to a compression member for a fluid transport pipe (4) provided with an internal protective lining (6), comprising an annular ring (2) which is intended to be force-fitted inside the pipe. The pushing end (10) of the ring comprises an annular flange (14) that protrudes radially outwards and forms a bearing surface (14a) for a tool for pushing the ring inside the pipe, an annular cavity (16) formed upstream of the flange, and an annular element (18) for filling the cavity, which is intended to be inserted into the cavity of the ring, the filling element being a part independent of the ring which has a frustoconical shape so as to make it easier for scrapers to pass inside the pipe once the filling element has been inserted into the cavity of the ring.
The present invention relates to a material comprising: - from 40% to 60% by volume of polymer matrix relative to the total volume of the material, and - from 40% to 60% by volume, relative to the total volume of the material, of expanded thermoplastic microspheres, the membrane of which is composed of block polymers or copolymers, said microspheres being coated with a layer composed of nanoparticles of silicon dioxide and/or of titanium dioxide. The present invention also relates to a method for manufacturing the material according to the invention and also to the use of this material for ensuring the floatability and/or for thermally insulating all or part of a submarine pipeline.
C08J 9/00 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof
C08J 9/32 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof from compositions containing microballoons, e.g. syntactic foams
34.
SUBSEA FACILITY AND METHOD FOR PROCESSING GAS FROM A SUBSEA GAS PRODUCTION FIELD
The invention relates to a facility and method for processing gas (2) from a subsea gas production field, comprising a cooling module (6) supplied with a gas/liquid mixture coming directly from at least one subsea gas field (4), and a gas/liquid separation module (8) which delivers processed gas to a gas export pipeline (14) and liquid to a liquid export pipeline (16), the gas/liquid separation module comprising a gas/liquid separator (18) and a coalescing filter separator (20) which are connected in series, the gas/liquid separator having a gas outlet (18b) connected to an inlet (20a) of the coalescing filter separator and a liquid outlet (18c) connected to the liquid export pipeline (16), the coalescing filter separator having a gas outlet (20b) connected to the gas export pipeline and a liquid outlet (20c) connected to the liquid export pipeline.
The invention relates to a pipe (2-1) for transporting fluids, comprising a steel tube (4) intended to receive a flow of fluids to be transported, and an annular protective lining (6-1) made of polymer material, inserted with a tight fit into the tube against an internal surface of the latter and intended to protect the steel against the corrosion caused by the fluids to be transported, the protective lining having, in a cross-sectional plane, at most two weakened angular portions (α1), of which the mechanical strength with regard to radial deformation is lower than that of the remaining angular portion of the protective lining so as to control the angular location and to promote the axial propagation of buckling of the protective lining following depressurization of the pipe.
F16L 9/147 - Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups comprising only layers of metal and plastics with or without reinforcement
F16L 57/06 - Protection of pipes or objects of similar shape against external or internal damage or wear against wear
F16L 58/10 - Coatings characterised by the materials used by rubber or plastics
36.
UNDERWATER HEATED PIPE FOR THE TRANSPORT OF FLUIDS AND METHOD FOR ASSEMBLING SUCH A PIPE
A heated subsea pipe and process for transporting fluids, includes a plurality of pipe sections each having a transport tube for receiving the fluids, an electrically insulating inner layer arranged around the transport tube, a sealing tube made of electrically conductive material arranged around the electrically insulating inner layer, a thermally insulating outer layer arranged around the sealing tube. The transport tube is electrically connected to the sealing tube at each of the two ends of the pipe. The pipe includes two electrical cables connected to an electric generator and, to the transport tube and to the sealing tube of the pipe at a point situated between the two ends of the pipe to produce two parallel electrical circuits each traversed by an electric current for heating the transport tube of the pipe by Joule effect.
A facility for the subsea disposal of the water produced during deepwater hydrocarbon production, includes a subsea oil/water separation station fed with fluids coming directly from at least one hydrocarbon production well, operating at a pressure independent of and lower than the ambient pressure, and comprising an oil outlet for connecting to a production unit and a water outlet, a flat gravity oil/water separation tank resting on the seabed, continuously fed with water leaving the oil/water separation station, operating at a pressure substantially equal to the ambient pressure, and comprising an oil outlet for connecting to the production unit and a water outlet, and a subsea high-pressure pump connected to the water outlet of the oil/water separation station and to a water inlet of the tank to raise the pressure of the water leaving the oil/water separation station to the ambient pressure before it is admitted into the tank.
The invention relates to a sub-sea facility for heating a multi-phase effluent flowing inside a sub-sea casing, comprising at least one pipe section (4) arranged in a vertical direction and comprising an inner tube (8), an outer tube (10) arranged around the inner tube while being coaxial therewith, a thermal insulation layer (18) and a system for induction heating (20) of the outer tube, the outer tube comprising, at a lower end, an inlet opening for enabling the multi-phase effluent to flow upwards in an annular space (14) defined between the outer tube and the inner tube, and the inner tube opening at an upper end inside the outer tube and leading at a lower end into an outlet for discharging the multi-phase effluent in order to enable the multi-phase effluent to flow downwards and countercurrently inside the inner tube.
The invention relates to a method and a system for determining, over time, a level of a phase interface of a multiphase fluid present in a vertical pipe (2), comprising: placing a fibre-optic distributed sensor comprising a fibre-optic cable (8) wound in a spiral around the pipe and optically coupled to a DAS interrogator (10); determining, on the basis of data acquired by the DAS interrogator, the power spectral density over a predetermined duration and for each point of a discretised length of the fibre-optic cable; interrogating the power spectral density over a predefined frequency band for each point of the discretised length of the fibre-optic cable; and setting the results of the power spectral density interrogation in matrix form, in order to determine at least one level of the interface of the multiphase fluid.
G01F 23/00 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
A device for jointing elements of a pipeline for the transport of fluids includes a support structure on which a pipeline section to be jointed is intended to be mounted, two parallel fixed rails, four plates each comprising a first element capable of cooperating with a rail and a second element fixed on the support structure. The first and the second elements of each plate is linked by a first cylinder aligned along a first adjustment axis and a second cylinder aligned along a second adjustment axis, and a system for controlling the cylinders of the plates to achieve movements along the first and second adjustment axes and capable of cooperating with a system for guiding in translation the support structure along the longitudinal axis of the pipeline section to allow jointing of the pipeline section and the pipeline element.
B23K 37/053 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work aligning cylindrical workClamping devices therefor
F16L 1/16 - Laying or reclaiming pipes on or under water on the bottom
F16L 1/20 - Accessories therefor, e.g. floats or weights
41.
METHOD FOR DETERMINING THE LINEAR AC ELECTRICAL RESISTANCE OF A STEEL PIPE AND DEVICE FOR IMPLEMENTING SUCH A METHOD
The invention relates to a method for determining the linear AC electrical resistance of a steel pipe, comprising the steps of generating in a pipe section (4) a current induced by means of an induction coil (6) which is centred on a longitudinal axis (X-X) of the pipe and through which an alternating current flows, the coil being housed in a yoke (8) made of ferromagnetic material in order to confine the magnetic field to a predefined surface of the pipe section, measuring the active power dissipated by the pipe section exposed to the magnetic field, measuring the amplitude of the produced magnetic field, and determining the linear AC electrical resistance of the pipe section from the dissipated active power measurements and the amplitude of the induced magnetic field. The invention also relates to a device (2) for implementing such a method.
A method for producing a steel underwater pipe for carrying a corrosive fluid, includes the successive steps: applying a layer of corrosion-resistant steel alloy on a terminal part of the internal wall of each pipe element from its end to be welded; the application of a plastic coating, on the internal wall of each pipe element; covering only a first part of the layer of metal alloy, a terminal part of the layer of metal ally on the side of the end to be welded of each pipe element not being covered by the plastic coating; the coaxial insertion and the crimping of a compression ring against the terminal part of the plastic coating; and the assembly by welding directly together the ends of two pipe elements by a corrosion-resistant steel alloy weld.
B23K 31/02 - Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups relating to soldering or welding
The invention relates to a method and system for tensioning a hyperstatic system (1) comprising two structures connected to each other, the method comprising: a step a) consisting of connecting, by means of at least one non-adjustable tendon (6) and at least one adjustable tendon (8) which is formed by a tendon coupled to a cylinder (8a) in an initially retracted position, an upper structure (2) to a lower structure (4) which is positioned below the upper structure while maintaining zero tension in the tendons; a step b) consisting of applying a force to the upper structure and/or the lower structure in order to tension each adjustable tendon and to deploy the respective cylinder thereof, the tension of each non-adjustable tendon remaining at zero; and a step c) consisting of progressively increasing the force until the tension of each non-adjustable tendon reaches a threshold value which brings about a load transfer from the lower structure to the upper structure so as to allow the lower structure to be supported by the upper structure.
F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation
B63B 77/10 - Transporting or installing offshore structures on site using buoyancy forces, e.g. using semi-submersible barges, ballasting the structure or transporting of oil-and-gas platforms specially adapted for electric power plants, e.g. wind turbines or tidal turbine generators
B63B 35/44 - Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
44.
Method and device for determining the volume of liquid remaining inside a flexible liquid-dispensing pouch
A process and a device for determining the volume of liquid remaining inside a flexible pouch provided with means for dispensing the liquid to be consumed comprises placing the pouch inside a rigid envelope filled with a known volume V1 of a first measuring liquid having an electrical conductivity C1, during the dispensing of a volume VA of liquid to be consumed, admitting inside the rigid envelope the same volume of a second measuring liquid present outside the rigid envelope and having an electrical conductivity C2 different from the electrical conductivity C1, measuring the electrical conductivity CM of the mixture of the measuring liquids present inside the rigid envelope, determining the volume VA of liquid to be consumed which has been dispensed from the measurement of the electrical conductivity C3, and calculating the volume Vr of liquid to be consumed remaining inside the pouch from the volumes Vi and VA.
A method and system for Direct Electrical Heating of a Pipe-In-Pipe pipeline for transporting fluids includes mechanically connecting the steel inner shell to the steel outer shell at different intervals of the pipeline, establishing an electrical and thermal insulation between the inner shell and the outer shell, applying an alternating electric current between an outer surface of the inner shell and an inner surface of the outer shell over the entire length of the pipeline so as to heat the inner shell of the pipeline by Joule effect, and placing on the outer surface of the inner shell at least one layer made of resistive and ferromagnetic material so as to increase the ratio of electric power transmitted to the inner shell.
The invention concerns a method for installing a tubular metal pile (28) in a rocky ground, successively comprising drilling the rocky ground (6) in order to form a cavity (14) of predetermined diameter and depth, filling the cavity with a granular material (18), arranging the granular material present in the cavity by vibration, and installing the pile in the cavity.
A subsea installation for heating a two-phase liquid/gas effluent circulating within a subsea casing, includes a plurality of heated pipe sections which are successively connected to one another by curved pipe sections to form a heating coil, each heated pipe section being inclined with respect to the horizontal at an angle comprised between 2 and 10° in order to promote a distributed flow regime of the two-phase effluent and being provided with an induction heating system.
E21B 43/24 - Enhanced recovery methods for obtaining hydrocarbons using heat, e.g. steam injection
E21B 43/01 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells specially adapted for obtaining from underwater installations
H05B 6/10 - Induction heating apparatus, other than furnaces, for specific applications
H05B 6/44 - Coil arrangements having more than one coil or coil segment
48.
Method of making safe an undersea bottom-to-surface production pipe when production is stopped
Installation for producing fluid such as crude oil having a floating support having at least two tanks, an undersea bottom-to-surface connection pipe having a first pipe portion on the sea bottom from a well head to the bottom end of a second pipe portion at the floating support, a first auxiliary pipe for transporting gas extending from the floating support to the bottom end of the second pipe, and a plurality of valves for isolating or putting into communication the first auxiliary pipe, for isolating or putting into communication the first production pipe portion and the second production pipe portion, end to end, and suitable for isolating or putting into communication the proximal end of the first production pipe portion and the bottom end either of a fourth auxiliary pipe rising directly to the surface, or a bottom portion of the first auxiliary pipe.
E21B 43/013 - Connecting a production flow line to an underwater well head
E21B 41/00 - Equipment or details not covered by groups
E21B 43/01 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells specially adapted for obtaining from underwater installations
49.
INTEROPERABLE SYSTEM FOR THE REVERSIBLE CONVERSION OF HETEROGENEOUS GEOGRAPHIC DATA BETWEEN CAD AND GIS
The invention relates to an interoperable system (1) for the reversible conversion of heterogeneous geographic data, as included in a map or plan drawing or in a geographic database, between a CAD (Computer Aided Drafting) format and a GIS (Geographic Information System) format or between a first GIS format and a second GIS format, the heterogeneous geographic data comprising at least one data layer comprising a plurality of elements representative of geometric information, and data characterising said geometric information, the system comprising: a CAD Master file (113a) configured according to a CAD graphic charter (121a) for converting heterogeneous geographic data (11a, 11b, 11c) into a GIS database (771a), and - at least one GIS database (471c, 771a) for respectively converting heterogeneous geographic data into another GIS database (471b, 471a) or into a CAD Master format (613a), the system further comprising: an automatic subsystem (800) for creating a GIS database model (871a) generated from a first data dictionary (811a), and - a set (1000) of subsystems (200, 300, 400) configured for the reversible conversion of heterogeneous geographic data using the GIS database model (871a) and using configurable data mapping files.
A device for installing and handling a module of a subsea processing station, comprises a frame, and a hydraulic system comprising hydraulic cylinders each comprising a cylinder body, and a piston intended to be put into contact with a foot and movable inside the cylinder body between a first mechanical abutment corresponding to a deployed position of the piston and a second mechanical abutment corresponding to a retracted position of the piston. The piston divides the internal volume of the cylinder body into a first chamber and a second chamber. The first chamber is supplied with hydraulic fluid by two independent hydraulic circuits comprising a shock-absorbing circuit able to move the piston between the deployed and intermediate positions located between the deployed position and the retracted position defined by a hydraulic abutment, and a controlled-lowering circuit able to move the piston between the intermediate position and its retracted position.
B66C 1/66 - Load-engaging elements or devices attached to lifting, lowering, or hauling gear of cranes, or adapted for connection therewith for transmitting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled for engaging holes, recesses, or abutments on articles specially provided for facilitating handling thereof
B66C 1/10 - Load-engaging elements or devices attached to lifting, lowering, or hauling gear of cranes, or adapted for connection therewith for transmitting forces to articles or groups of articles by mechanical means
B63B 27/36 - Arrangement of ship-based loading or unloading equipment for cargo or passengers for floating cargo
51.
System for collecting solid particles accumulating at the bottom of a subsea oil/water separation station
A system for collecting solid particles accumulating at the bottom of a subsea oil/water separation station of an installation for the subsea disposal of water produced during the deepwater subsea production of hydrocarbons, comprises at least one vertical drainage channel intended to open into a lower part of a horizontal body (of the oil/water separation station, a discharge pipe to be positioned horizontally under the horizontal body of the oil/water separation station and into which the drainage channel opens, and a high-pressure slurry ejector having a suction port connected to the discharge pipe via a supply valve.
A multiphase fluid manifold comprises a cylindrical enclosure having, at one longitudinal end, an inlet orifice and, at an opposite longitudinal end, a plurality of cylindrical outlet orifices of the same right section that are regularly distributed around a longitudinal axis of the enclosure and that are aligned in a common plane extending transversely to the enclosure, each of the inlet and outlet orifices leading to or from the inside of the enclosure along a direction that is substantially tangential to the enclosure.
A method for assembling pipe-in-pipe pipeline elements for transporting fluids, with each pipeline element comprising an inner pipe including a bulge at one end, and an outer pipe including a recess at one end. The method comprises the successive steps: inserting a first locking wedge axially abutting the bulge of its inner pipe and a corresponding end of its outer pipe, butt-assembling the inner pipe of a new pipeline element on the inner pipe of the pipeline, positioning the outer pipe of the new pipeline element alongside the outer pipe of the pipeline, and butt-assembling the outer pipe of the new pipeline element on the outer pipe of the pipeline by inserting a second locking wedge axially abutting against the bulge of the inner pipe of the pipeline at its free end and the recess of the outer pipe at a corresponding end thereof.
B21D 39/04 - Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by platingTube expanders of tubes with tubesApplication of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by platingTube expanders of tubes with rods
54.
Semi-submersible floater, particularly for a floating wind turbine
Disclosed is a semi-submersible floater defining an operating state and a non-operating state, and including at least two outer columns, a central column for receiving a payload, and, for each outer column, a branch in the form of pontoon connecting the outer column to the central column and defining a branch axis oriented from the central column towards the outer column. Each branch is formed from a first portion and a second portion which extend successively along the corresponding branch axis, each one over at least 10% of the total extent of the branch, along the branch axis. In the operating state of the floater, the second portion of each branch is at least partially filled with a ballast material, and the first portion does not contain any ballast material.
The invention concerns a heated underwater pipe (2) for transporting fluids, comprising a plurality of pipe sections each comprising a transport tube (4) intended to receive the fluids, an inner electrical insulation layer (6) disposed around the transport tube, a sealing tube (8) made from an electrically conductive material, disposed around the inner electrical insulation layer, an outer thermal insulation layer (10) disposed around the sealing tube, the transport tube being electrically connected to the sealing tube at each of the two ends of the pipe, the pipe further comprising two electrical cables (16a, 16b) connected to an electrical generator (14) as well as to the transport tube and to the sealing tube of the pipe at a point located between the two ends of the pipe so as to produce two parallel electrical circuits through each of which an electrical current passes in order to heat the transport tube of the pipe by the Joule effect. The invention also concerns a method for assembling such a pipe.
A floating support structure for an offshore wind turbine, comprises a float intended to be partly immersed and on which a wind turbine mast is intended to be assembled, and a counterweight connected to the float and intended to be immersed under the float. The float comprises a toroid or polygon-shaped main structure with at least five sides, a central tubular structure having a diameter adapted to receive the mast of the wind turbine and comprising a section able to be ballasted in order to adjust the waterline of the float, a first series of horizontal struts distributed about a vertical axis and connecting the main structure to the central structure, and a second series of oblique struts distributed about a vertical axis and connecting the main structure to the central structure at an angle comprised between 15° and 60° with the horizontal struts.
B63B 35/44 - Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation
B63B 77/10 - Transporting or installing offshore structures on site using buoyancy forces, e.g. using semi-submersible barges, ballasting the structure or transporting of oil-and-gas platforms specially adapted for electric power plants, e.g. wind turbines or tidal turbine generators
57.
FACILITY AND METHOD FOR UNDERWATER DISPOSAL OF THE WATER PRODUCED DURING UNDERWATER PRODUCTION OF HYDROCARBONS AT GREAT DEPTHS
The invention relates to a facility for underwater disposal of the water produced during underwater production of hydrocarbons at great depths, comprising an underwater oil/water separation station (14) supplied with fluids coming directly from at least one hydrocarbon production well, operating at a pressure independent of and lower than the surrounding pressure, and comprising an oil outlet (14c) intended for being connected to a production unit and a water outlet (14d), a flat tank (20-1) for oil/water separation by gravity resting on the seabed, continuously supplied with water exiting the oil/water separation station, operating at a pressure substantially equal to the surrounding pressure, and comprising an oil outlet (30) intended for being connected to the production unit and a water outlet (32), and a high-pressure underwater pump (22) connected to the water outlet (14d) of the oil/water separation station (14) as well as to a water inlet (24) of said tank in order to raise the pressure of the water exiting the oil/water separation station to the surrounding pressure before it enters said tank.
A method of connecting together two unit elements (4, 4′) of a fluid transport pipe, each unit pipe element being covered in an outer insulating coating (6, 6′) made of a thermoplastic material, with the exception of an end portion that does not have an outer insulating coating. The method includes: a step of welding together two abutting unit pipe elements; a step of positioning an annular sleeve (14) around a cut-back and in part around the outer insulating coatings of the two unit pipe elements, the sleeve being made of a thermoplastic material; a step of fastening the sleeve in sealed manner by weld bonding on the outer insulating coatings; and a step of applying an external pressure on the sleeve to enable it to be deformed elastically and match the shape of the respective end portions of the two unit pipe elements.
The invention relates to a device (2) for joining elements of a pipe for transporting fluids, comprising a support structure (4) on which a section of pipe (6) to be joined is intended to be mounted, two fixed parallel rails (12, 4), four plates (16a, 16b, 18a, 18b) each comprising a first element able to collaborate with a rail and a second element fixed to the support structure, the first and second elements of each plate being connected to one another by a first actuator aligned along a first axis of adjustment (Y-Y) and a second actuator aligned along a second axis of adjustment (Z-Z), and a control system for controlling the actuators of the plates in order to cause movements along the first and second axes of adjustment and able to collaborate jointly with a guidance system guiding the translational movement of the support structure along the longitudinal axis of the section of pipe so as to allow the section of pipe and the pipe element to be joined. The invention also relates to a method for joining using such a device.
F16L 1/16 - Laying or reclaiming pipes on or under water on the bottom
B23K 37/053 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work aligning cylindrical workClamping devices therefor
F16L 1/20 - Accessories therefor, e.g. floats or weights
F16L 1/12 - Laying or reclaiming pipes on or under water
60.
METHOD FOR PRODUCING A STEEL UNDERWATER PIPE THAT IS ABLE TO CARRY A CORROSIVE FLUID
The invention relates to a method for producing a steel underwater pipe that is able to carry a corrosive fluid, wherein the following steps are carried out in succession: - the application of a layer (2) of corrosion-resistant steel alloy to a terminal part (10a1) of the internal wall (10a) of each pipe element (10, 10-1, 10-2) from the end (10b) thereof to be welded; - the application of a said plastics coating (1) to the internal wall (10a) of each pipe element (10-1, 10-2), covering only a first part (2a) of said layer (2) of metal alloy, a terminal part (2b) of said layer (2) of metal alloy at the end (10b) to be welded of each pipe element not being covered with said plastics coating (1); - the insertion, coaxially (XX'), and crimping of a compression ring (3) on the terminal part (1a) of said plastics coating (1), and preferably on a second part (2b) of said layer (2) of metal alloy that is not covered with said plastics coating (1); and - the assembly by direct mutual welding (11) of the ends (10b) of two pipe elements (10-1, 10-2) by a corrosion-resistant steel alloy weld.
A machine (4) and a method therefore, for laying cables helically on the outside surface of a unit pipe element (2) for transporting fluids, the machine having a rotary frame (14) for centering about an axis of symmetry (X-X) of the unit pipe element, the frame supporting a plurality of winding elements designed to receive cables, each being situated in a respective plane that is longitudinal relative to the unit pipe element and the planes being spaced apart from one another around the axis of symmetry of the unit pipe element, means for adjusting the angle of inclination of each winding element relative to the longitudinal plane in which it is situated, a linear travel stepper motor for moving the frame along the unit pipe element, and a rotary travel stepper motor for causing the frame to turn about that axis of symmetry of the unit pipe element.
B29C 53/70 - Winding and joining, e.g. winding spirally helically using internal forming surfaces, e.g. mandrels with rotatable winding feed member and moving axially
B29C 53/68 - Winding and joining, e.g. winding spirally helically using internal forming surfaces, e.g. mandrels with rotatable winding feed member
B29C 53/80 - Component parts, details or accessoriesAuxiliary operations
Disclosed is a float, notably for an offshore wind turbine including at least four columns, including a central column and three exterior columns that are connected to the central column by branches forming pontoons. The columns have a fixing-collar forming unit for fixing the columns to corresponding assembly portions of the branch forming pontoon, and the float includes a unit for centering the columns in the assembled position on the corresponding assembly portions of the branch forming pontoon.
b), the piston being movable between an open position where admission chamber and the discharge chamber communicate with each other, and a closed position where the admission chamber and the discharge chamber are scaled from each other, a rating screw (112) screwed into the valve body and including a bore (114) within which there slides a rod (116) of the piston (110), and at least one hole (118) opening out into the discharge chamber and open to the outside, and a spring (120) rated so as to hold the piston in the closed position below a predetermined threshold pressure inside the admission chamber.
F16K 17/04 - Safety valvesEqualising valves opening on surplus pressure on one sideSafety valvesEqualising valves closing on insufficient pressure on one side spring-loaded
F16L 57/02 - Protection of pipes or objects of similar shape against external or internal damage or wear against cracking or buckling
F16L 55/07 - Arrangement or mounting of devices, e.g. valves, for venting or aerating or draining
65.
Process for lining a steel pipe for the subsea transport of fluids
A process for lining a steel pipe for the subsea transport of fluids comprises machining of an annular cavity in an inner wall of the pipe to be lined. The cavity is set back longitudinally relative to an end of the pipe. The deposition by welding of a first resurfacing layer includes a corrosion-resistant metal alloy on the inside of the cavity. Surface machining of the first resurfacing layer is done to the internal diameter of the pipe. A liner made of corrosion-resistant steel alloy is introduced into the pipe. Deposition by welding includes at least one second resurfacing layer made of corrosion-resistant metal alloy on the inner wall of the pipe between the end of the liner in contact with the first machined resurfacing layer and the corresponding end of the pipe. Surface machining of the second resurfacing layer is done to the internal diameter of the pipe.
The invention relates to a method for installing a tubular metal pile (28) in rocky soil, consecutively involving drilling the rocky soil (6) to form a cavity (14) with a predetermined diameter and depth, filling the cavity with granular material (18), arranging the granular material in the cavity by vibration, and installing the pile in the cavity.
A method of installing at sea a double-walled preheated undersea pipe for transporting fluids, wherein for each new pipe section to be assembled to a pipe that is already installed at sea: the method involves preheating the inner wall unit element inside the outer wall unit element of the new pipe section; assembling the inner wall unit elements of the new pipe section to the inner wall of the pipe that is already installed at sea; assembling the outer wall unit element of the new pipe section to the outer wall of the pipe that is already installed at sea; lowering the new pipe section into the sea; and repeating the above for other new pipe sections to be assembled so as to prestress the pipe while it is being installed at sea.
The invention concerns a method and system for direct electric heating of a double-walled pipe for transporting fluids, the method comprising mechanically connecting the steel inner wall (2) to the steel outer wall (6) at different intervals along the pipe, installing electrical and thermal insulation between the inner wall and the outer wall, applying an alternating electric current between an outer surface of the inner wall and an inner surface of the outer wall along the entire length of the pipe in such a way as to heat the inner wall of the pipe by Joule effect, and installing, on the outer surface of the inner wall, at least one layer of resistive and ferromagnetic material (18) so as to increase the ratio of electric power transmitted to the inner wall.
A combined metrology method is provided for calculating the distance, the roll and pitch attitudes, and the relative orientations between two undersea points of interest. The method comprises positioning on the sea bottom a long-range acoustic positioning system having acoustic beacons, calibrating the system in order to determine the positions of the beacons relative to one another, deploying a vehicle on the sea bottom, taking a plurality of scenes around each point of interest in order to acquire point clouds, and processing the point clouds in order to calculate the coordinates of points in a common reference frame defined by the array of beacons and centered on the position of one of the acoustic beacons.
F16L 1/16 - Laying or reclaiming pipes on or under water on the bottom
G01S 5/18 - Position-fixing by co-ordinating two or more direction or position-line determinationsPosition-fixing by co-ordinating two or more distance determinations using ultrasonic, sonic, or infrasonic waves
G01S 15/86 - Combinations of sonar systems with lidar systemsCombinations of sonar systems with systems not using wave reflection
G01C 11/00 - Photogrammetry or videogrammetry, e.g. stereogrammetryPhotographic surveying
G01S 17/87 - Combinations of systems using electromagnetic waves other than radio waves
A device for rapidly remotely coupling together two vessels, in particular a first ship or floating support and a second ship, comprises: at least one floating and docking structure fastened to or suitable for being releasably fastened to the side and/or the keel of the hull of a second vessel; and at least two actuators spaced in succession from one another in the longitudinal direction of the first vessel. The actuator cylinder of each the actuator is arranged to be fastened to the side of the hull of the first vessel, using a first fastener and pivot hinge device. The end of the rod of each actuator is arranged to be fastened to or suitable for being fastened to the floating and docking structure via a second fastener and pivot hinge device.
B63B 35/44 - Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
E02B 3/00 - Engineering work in connection with control or use of streams, rivers, coasts, or other marine sitesSealings or joints for engineering work in general
B63B 21/50 - Anchoring arrangements for special vessels, e.g. for floating drilling platforms or dredgers
B63B 21/00 - Tying-upShifting, towing, or pushing equipmentAnchoring
B63B 27/25 - Arrangement of ship-based loading or unloading equipment for cargo or passengers of pipe-lines for fluidised bulk material
B63C 1/06 - Arrangements of pumping or filling equipment for raising or lowering docks
F25J 1/02 - Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen
71.
UNDERWATER FACILITY AND METHOD FOR COOLING A FLUID IN A HEAT EXCHANGER BY CIRCULATING SEAWATER
The present invention concerns a method and an underwater facility (10) for cooling production fluid that comprises the implementation of a heat exchanger (1) on the sea bed (12), connected to pipes for transferring said production fluid (lia Mb) comprising an external cooling circuit (2) capable of circulating cooling seawater, by means of a circulation pump (3), comprising: • - devices (4, 4a) for supplying ambient seawater to said external cooling circuit (2) upstream from said circulation pump (3) at a supply branch (DI), and • - devices (5, 5a) for discharging seawater from said external cooling circuit (2) at a discharge branch (D2), downstream from the heat exchanger (1) and upstream from said supply branch (DI), and • - devices (3a, 6-6a, 7-7a) for controlling and commanding the variation of an identical flow rate (d2) of the discharge and supply of seawater capable of commanding the variation of said identical flow rate (d2) of the discharge and supply of seawater depending on a first setpoint value of the temperature of the production fluid (Tl) in the downstream transfer pipe (Mb) at the outlet of the exchanger (1) and/or a second setpoint value of the temperature of the cooling seawater (T2) downstream from the pump (3) and upstream from said heat exchanger (1).
E21B 36/00 - Heating, cooling or insulating arrangements for boreholes or wells, e.g. for use in permafrost zones
F28D 1/02 - Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with the heat-exchange conduits immersed in the body of fluid
37 - Construction and mining; installation and repair services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Wind mills, wind turbine installations, wind turbines; parts
of wind turbines, wind power plants and wind turbines,
namely towers and masts, blades, blade hubs, pods, housings,
base foundations and buoys for wind turbines, rotating
devices, rings, brakes and gears for rotation, devices for
monitoring and regulating the angle of the blades, devices
for measuring the effectiveness of wind turbines, brakes and
brake devices, main shafts, universal joints, transmission
devices, clutches and electric generators, cooling units,
helicopter platforms for wind turbines; parts of wind
mills, wind power plants and wind turbines, namely corrosion
protection and emergency electric power plants,
refurbishment of wind turbine rotors for improving
functionality and efficiency. Construction, installation, maintenance and dismantling of
wind mills, wind power plants, wind turbines and electric
generators; optimization, repair and maintenance of wind
mills, wind power plants, wind turbines and electric
generators; information, advice and assistance services
relating to all the aforesaid services. Technical assistance concerning the development and
engineering of projects for wind turbines and wind energy
and implementing such projects, development and testing of
wind mills, wind power plants, wind turbines and components
thereof; implementing research projects with respect to
wind mills, wind power plants, wind turbines; technical
testing and measuring of the performance of rotors for wind
turbines; information, advice and assistance services
relating to all the aforesaid services.
73.
DEVICE AND METHOD FOR DETERMINING THE PHASE INTERFACE LEVEL IN A TANK
The invention concerns a method for determining the phase interface level of a polyphase system, comprising a tank (2) for receiving a polyphase system (4) comprising at least two fluids having distinct phases (4a, 4b, 4c), and a tube (6) immersed vertically inside the tank, said tube being filled with a fluid at equal pressure to the fluid contained in the tank at top of said tank, the tube comprising a plurality of membrane differential pressure sensors (12) spaced vertically apart from one another along the tube in order to measure the pressure difference between the fluids contained and stratified by height in the tank and the fluid contained in the tube.
G01F 23/16 - Indicating, recording, or alarm devices being actuated by mechanical or fluid means, e.g. using gas, mercury, or a diaphragm as transmitting element, or by a column of liquid
G01L 9/00 - Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by electric or magnetic pressure-sensitive elementsTransmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
37 - Construction and mining; installation and repair services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Windmills; Wind power plants; Wind turbines; Parts of wind turbines, wind power plants and wind turbines, namely towers and masts, blades, blade hubs, lifts, housing, base and floating foundations for wind turbines; Parts of wind turbines, wind power plants and wind turbines, namely rotating devices, rings, brakes and rotating gears, devices for controlling and adjusting the setting of blades, devices for measuring the efficiency of wind turbines; Parts of wind turbines, wind power plants and wind turbines, namely brakes and braking apparatus, main shafts, universal joints, transmission devices, clutches and electrical generators; Parts of wind turbines, wind power plants and wind turbines, namely cooling devices, helicopter platforms for wind turbines; parts of wind mills, wind power plants and wind turbines, namely corrosion protection and reserve power supply plants, retrofits to the wind turbine rotor for improved functionality and efficiency. Construction, installation and maintenance and de-installation of wind mills, wind power plants, wind turbines and electric generators; optimization, repair and maintenance of wind mills, wind power plants, wind turbines and electric generators; Information, advisory and consultancy relating to all aforesaid services. Technical assistance concerning the development and engineering of wind turbines and wind power projects and effecting such projects, development and testing of wind mills, wind power plants, wind turbines, and components therefore; effecting research projects concerning wind mills, wind power plants, wind turbines; Technical testing and measuring of the performance of wind turbine rotors; Information, advisory and consultancy services relating to all the aforesaid services.
37 - Construction and mining; installation and repair services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Windmills; wind turbines; structural and replacement parts of wind turbines, namely, towers and masts, blades, blade hubs, pods, housings, base foundations and buoys for wind turbines, rotating devices, rings, brakes and gears for rotation, devices for monitoring and regulating the angle of the blades, devices for measuring the effectiveness of wind turbines, brakes and brake devices, main shafts, universal joints, transmission devices, clutches and electric generators, cooling units, and helicopter platforms for wind turbines; structural and replacement parts of windmills and wind turbines Construction, installation, and maintenance of windmills, wind power plants, wind turbines and electric generators; repair and maintenance of windmills, wind power plants, wind turbines and electric generators; information, advisory and consulting services relating to all the aforesaid services Consulting in the field of engineering, namely, technical assistance concerning the development and engineering of projects for wind turbines and wind energy and implementing such projects and development and testing of wind mills, wind power plants, wind turbines and components thereof; scientific research, namely, projects with respect to windmills, wind power plants, wind turbines; quality control for others, namely, technical testing and measuring of the performance of rotors for wind turbines; information, advisory and consulting services relating to all the aforesaid services
09 - Scientific and electric apparatus and instruments
35 - Advertising and business services
38 - Telecommunications services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Software (recorded programs); data structure software for
sets of pipelines and the related parts thereof for defining
the network architecture for the transport of fluids, in
particular of oil fields; recorded computer programs; data
storage devices; databases (electronic), interactive
databases; navigation, guidance, tracking, marking and
mapping devices. Management of computer files relating to sets of pipelines
and the related parts thereof for defining the network
architecture for the transport of fluids, in particular of
oil fields; computerized database management services;
systematization of information in computer databases. Telecommunications; communications by computer terminals;
provision of on-line forums relating to sets of pipelines
and the related parts thereof for defining the network
architecture for the transport of fluids, in particular of
oil fields; provision of access to databases of sets of
pipelines and the related parts thereof for defining the
network architecture for the transport of fluids, in
particular of oil fields. Development of data structure software for sets of pipelines
and the related parts thereof for defining the network
architecture for the transport of fluids, in particular of
oil fields; technical project study services; software
development (design); maintenance of software; updating of
software; software as a service (SaaS); electronic data
storage; computer system analysis; services provided by
consultants relating to data security; programming for
computers; Web hosting services and Software as a Service
[SaaS], and rental of software; software consultancy.
77.
Method for assembling thermoplastic tubes by induction welding
A method for assembling two tubes (1, 2) made from thermoplastic materials, that involves welding by heating two applied rotational contact surfaces of two parts of two tubes (1, 2), respectively, arranged end to end or overlapping coaxially (XX′). The method involves induction heating of at least one conductive welding element (4), arranged at the interface (3) between the two contact surfaces, by generating a magnetic field at said conductive welding element or elements, such that the melting of the thermoplastic materials constituting said contact surfaces produces a continuous and sealed weld at said interface on at least one closed loop along the entire perimeter of said interface.
B29C 65/00 - Joining of preformed partsApparatus therefor
B29C 65/36 - Joining of preformed partsApparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction
B29K 23/00 - Use of polyalkenes as moulding material
B29C 70/66 - Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising fillers only the filler comprising hollow constituents, e.g. syntactic foam
B29K 75/00 - Use of polyureas or polyurethanes as moulding material
A method of heating an inner pipe of a set of coaxial pipes, wherein the inner pipe is heated by induction using an electromagnetic induction coil (5) surrounding the outer pipe coaxially, the coil passing electrical power at a frequency lower than 100 Hz optimized for maximum energy efficiency of Joule effect heating of the inner pipe. A device (8) is also provided for induction heating an inner pipe of coaxial pipes, the device has a) an induction heater having at least one electromagnetic induction coil (5) coaxially surrounding the outer pipe of the coaxial pipes, and b) a raising device (9) for raising a portion (1-2) of coaxial pipes (1) above the sea bed (13) together with the induction coil(s) (5) surrounding it.
a), the welding being done by making three distinct weld beads (6, 8, 10), with a last weld bead (8) being deposited between two lateral first weld beads (6, 10), and being followed directly by controlled sanding of the weld beads in order to apply compression stresses on them.
B23K 37/08 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for flash removal
B24C 1/04 - Methods for use of abrasive blasting for producing particular effectsUse of auxiliary equipment in connection with such methods for treating only selected parts of a surface, e.g. for carving stone or glass
A method of automatically inspecting a weld bead deposited in a plurality of passes in a chamfer formed between two parts by performing the following steps: positioning at least one emission electromagnetic acoustic sensor on one side of the chamfer and at least one reception electromagnetic acoustic sensor on an opposite side of the chamfer, the ultrasound wave emission sensor being configured to emit Rayleigh surface waves; while depositing a pass, automatically moving the sensors to follow the movement of welding electrodes along the chamfer; activating the sensors while they are moving to enable the emission sensor to generate and emit Rayleigh waves towards the pass of the weld bead that is being deposited, the reception sensor receiving the ultrasound signals transmitted and/or reflected in said pass; and reiterating the operation for the entire pass of the weld bead.
B23K 31/12 - Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups relating to investigating the properties, e.g. the weldability, of materials
G01N 29/22 - Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic wavesVisualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object Details
A method of monitoring variation in the thrust exerted by at least one buoy exerting traction on an undersea pipe, wherein: 1) the deformation of at least one optical fiber is measured by measuring variation of an optical signal in said fiber extending on the surface or embedded securely in the bulk of at least one of the following support elements: a) the buoy; b) at least a portion of: b1) the length of the tubular wall of the pipe or b2) an anticorrosion coating or a thermally insulating material fastened on the surface of said pipe, on which said buoy exerts traction, and c) an abutment part secured to said pipe or buoy, and on which said buoy exerts said thrust; 2) a variation of said thrust exerted by said buoy is determined as a function of said variation of the optical signal.
G01L 1/24 - Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis
The invention relates to a method for assembling pipe-in-pipe pipeline elements for transporting fluids, each pipeline element (2, 2') comprising an inner pipe (4, 4') having a protrusion (8) at one end, and an outer pipe (10, 10') having a recess (28) at one end. The method comprises the following successive steps: the pipeline is positioned, with the insertion of a first locking wedge (20) at a free end thereof, said wedge abutting axially between the protrusion of the inner pipe and a corresponding end of the outer pipe; the inner pipe (4') of a new pipeline element (2') is butt-jointed to the inner pipe of the pipeline; the outer pipe (10') of the new pipeline element is positioned alongside the outer pipe of the pipeline by sliding same along the inner pipe; and the outer pipe of the new pipeline element is butt-jointed to the outer pipe of the pipeline, with the prior insertion of a second locking wedge (22) abutting axially against the protrusion of the inner pipe of the pipeline at the free end thereof and the recess of the outer pipe at a corresponding end of same.
F16L 39/00 - Joints or fittings for double-walled or multi-channel pipes or pipe assemblies
F16L 1/19 - Laying or reclaiming pipes on or under water on the bottom the pipes being S- or J-shaped and under tension during laying the pipes being J-shaped
F16L 59/20 - Arrangements specially adapted to local requirements at flanges, junctions, valves, or the like adapted for joints for non-disconnectable joints
The invention relates to a device (2) for installing and handling a module of a subsea treatment station, comprising a frame (4) intended to be fixed to a module (6), and a hydraulic system comprising hydraulic rams (18) each one comprising a ram body, and a piston intended to be brought into contact with a leg and able to move inside the ram body between a first mechanical end stop corresponding to a deployed position of the piston and a second mechanical end stop corresponding to a retracted position of the piston, the piston dividing the internal volume of the ram body into a first chamber and a second chamber, the first chamber being supplied with hydraulic fluid by two independent hydraulic circuits comprising a damping circuit able to move the piston between its deployed position and an intermediate position situated between the deployed position and the retracted position and defined by a hydraulic end stop, and a controlled-descent circuit able to move the piston between the intermediate position and its retracted position.
B66C 1/10 - Load-engaging elements or devices attached to lifting, lowering, or hauling gear of cranes, or adapted for connection therewith for transmitting forces to articles or groups of articles by mechanical means
B66C 1/66 - Load-engaging elements or devices attached to lifting, lowering, or hauling gear of cranes, or adapted for connection therewith for transmitting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled for engaging holes, recesses, or abutments on articles specially provided for facilitating handling thereof
84.
FLOATING SUPPORT STRUCTURE FOR OFFSHORE WIND TURBINE AND METHOD FOR INSTALLING A WIND TURBINE PROVIDED WITH SUCH A SUPPORT STRUCTURE
The invention concerns a floating support structure (10) for an offshore wind turbine, comprising a float (12) intended to be partially submerged and on which a wind turbine mast is intended to be assembled, and a counterweight linked to the float and intended to be submerged under the float, the float comprising a main structure (18), the shape of which is toroidal or polygonal with at least five sides, a central tubular structure (26) having a diameter suitable for receiving the wind turbine mast and comprising a section suitable for being ballasted in order to adjust the waterline of the float, a first series of horizontal struts (28) distributed around a vertical axis and linking the main structure to the central structure, and a second series of oblique struts (30) distributed around a vertical axis (Y-Y) and linking the main structure to the central structure, forming an angle of between 15° and 60° with the horizontal struts (28).
Disclosed is a fairlead for guiding an anchoring element of an offshore structure, such as a floating structure, at an anchoring point, of the type having a guide for the anchoring element and a lock holding the anchoring element in position, having a locking jaw including two locking jaw elements that are movable by a maneuvering unit actuated by a controller, between a closed position preventing the anchoring element from moving in translation and an open position releasing the anchoring element. The controller is of the impulse-type, and the maneuvering unit includes a pawl that defines successive stable open and closed positions of the jaw-forming unit.
09 - Scientific and electric apparatus and instruments
35 - Advertising and business services
38 - Telecommunications services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Computer software, recorded: Data structure software for pipeline assemblies and ancillary elements therefor defining the architecture of fluid transport networks, in particular for oil fields; Recorded computer programs; data storage media devices; databases, including electronic and interactive databases; Navigation, guidance, tracking, targeting and map making devices. Computer file management relating to pipeline assemblies and ancillary elements therefor defining the architecture of fluid transport networks, in particular for oil fields; Computer database management; Systemization of information into computer databases. Telecommunications; Communications by computer terminals; Providing online forums relating to pipeline assemblies and ancillary elements therefor defining the architecture of fluid transport networks, in particular for oil fields; Providing of access to databases relating to pipeline assemblies and ancillary elements therefor defining the architecture of fluid transport networks, in particular for oil fields. Development of data structure software for pipeline assemblies and ancillary elements therefor defining the architecture of fluid transport networks, in particular for oil fields; Technical research; Computer software design; Maintenance of software; Updating of computer software; Software as a service [SaaS]; Electronic data storage; Computer system analysis; Data security consultancy; Computer programming; Hosting services and software as a service and rental of software; Computer software consultancy.
09 - Scientific and electric apparatus and instruments
35 - Advertising and business services
38 - Telecommunications services
42 - Scientific, technological and industrial services, research and design
Goods & Services
Recorded software for use in database management related to pipelines and associated networks along with the corresponding computations of fluid flow characteristics and pipeline mechanical behavior; recorded data structure software for sets of pipelines and the related parts thereof for defining the network architecture for the transport of fluids, in particular, of oil fields; recorded computer programs for use in database management related to pipelines and associated networks along with the corresponding computations of fluid flow characteristics and pipeline mechanical behavior; data storage devices, namely, static computer servers and mobile devices in the nature of laptops, tablet computers, and mobile phones; electronic databases in the field of pipeline engineering recorded on computer media, interactive electronic databases in the field of pipeline engineering recorded on computer media; navigation, guidance, tracking, marking and mapping devices, namely, electronic navigational and positioning apparatus and instruments for use in the field of pipeline engineering and related networks Management of computer files relating to sets of pipelines and the related parts thereof for defining the network architecture for the transport of fluids, in particular of oil fields; computerized database management services; systematization of information in computer databases for others Telecommunications gateway services, namely, Internet-to-orbit, Cloud storage, Internet of things communications by computer terminals; communications by computer terminals; provision of on-line forums for licensed operators in the field of the pipeline industry, namely, relating to sets of pipelines and the related parts thereof for defining the network architecture for the transport of fluids, in particular of oil fields; provision of access to databases of sets of pipelines and the related parts thereof for defining the network architecture for the transport of fluids, in particular of oil fields Development of data structure software for sets of pipelines and the related parts thereof for defining the network architecture for the transport of fluids, in particular of oil fields; technical project study services, namely, technical consulting and engineering services in the field of pipeline and network flow engineering and computations; software development and design; maintenance of computer software; updating of computer software; software as a service (SaaS) featuring software for use in data base management related to pipelines and associated networks along with the corresponding computations of fluid flow characteristics and pipeline mechanical behavior; electronic data storage; computer system analysis; services provided by consultants relating to data security, namely, consulting in the field of disk encryption, data masking, backups programming for computers; programming for computers; Web site hosting services; rental of computer software; computer software consultancy
88.
Electrical installation for an electric trace heating system for a metal pipe for transporting fluids and electric trace heating method for such a pipe
An electrical installation for an electrical system for trace heating a fluid transport pipe (8) made of metal, at least one polyphase circuit having three main electric cables (6-1, 6-4, and 6-7) in a star connection, and one additional electric cable (6-2, 6-3, 6-5, 6-6, 6-8, and 6-9), the main cables and the additional cable positioned around the pipe and connected at the pipeline end to a common connection ring (10) forming a point of zero electric potential, and detector for detecting a failure, if any, of the polyphase circuit to identify a failed main cable in order to replace it with the additional cable.
A method of determining stress variations over time in an undersea pipe for transporting fluids, the method comprising: installing along the entire length of the pipe (1) at least one distributed optical fiber sensor (2-1 to 2-4) using Rayleigh backscattering, the sensor being dedicated to measuring at least one degree of freedom of movement variation over time in the pipe at each cross section of the pipe; continuously measuring movement variation of the optical fiber sensor over time; and determining stress variations over time at each point in the pipe by time integration of the measured movement variation of the optical fiber sensor.
G01M 5/00 - Investigating the elasticity of structures, e.g. deflection of bridges or aircraft wings
G01L 11/02 - Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group or by optical means
G01K 11/32 - Measuring temperature based on physical or chemical changes not covered by group , , , or using changes in transmittance, scattering or luminescence in optical fibres
G01D 5/353 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using optical means, i.e. using infrared, visible or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
G01L 1/24 - Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis
90.
Device and a ship for maintaining an offshore wind turbine
A maintenance device for maintaining an offshore wind turbine, the device being suitable for pressing against and traveling along the pylon of the wind turbine. The device includes a maintenance platform including a preferably U-shaped notch so that the pylon of the wind turbine can penetrate into said notch and travel means for causing the maintenance platform to travel along the pylon of the wind turbine. The travel means comprising a plurality of motor-driven crawlers arranged under said maintenance platform so that when the pylon of the wind turbine is placed in said notch with the vertical longitudinal axis of the pylon of the wind turbine perpendicular to the work plane of said maintenance platform.
B66C 23/18 - Cranes comprising essentially a beam, boom or triangular structure acting as a cantilever and mounted for translatory or swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib cranes, derricks or tower cranes specially adapted for use in particular locations or for particular purposes
B62D 55/06 - Endless-track vehicles with tracks and without ground wheels
B62D 57/024 - Vehicles characterised by having other propulsion or other ground-engaging means than wheels or endless track, alone or in addition to wheels or endless track with ground-engaging propulsion means, e.g. walking members specially adapted for moving on inclined or vertical surfaces
E02B 17/00 - Artificial islands mounted on piles or like supports, e.g. platforms on raisable legsConstruction methods therefor
E04G 3/24 - Scaffolds essentially supported by building constructions, e.g. adjustable in height specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons
F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation
B66C 3/20 - Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materialsGrabs mounted on, or guided by, jibs
E04G 3/28 - Mobile scaffoldsScaffolds with mobile platforms
The invention relates to a multi-phase fluid dispenser (2) comprising a cylindrical chamber (4) having at one longitudinal end an inlet orifice (6) and at an opposite longitudinal end a plurality of cylindrical outlet orifices (8) of the same cross-section, regularly distributed around a longitudinal axis (X-X) of the chamber and aligned in a same plane transverse to the chamber, the inlet and outlet orifices each opening inside the chamber in a direction substantially tangential to the chamber.
The invention provides a method of emptying an undersea fluid transport pipe (2) that is submerged and full of water, the method comprising pumping out at least a portion of the water present inside the submerged pipe by means of a submersible pump unit (6) connected to a point of the pipe, the volume of water pumped out from the inside of the pipe being compensated by a gas injected under pressure into the submerged pipe from a point (18) thereof that is situated higher than the connection point (12; 14) to the submersible pump unit. The invention also provides an installation for performing such a method.
Method of stopping production and making safe an undersea bottom-to-surface connection production pipe having a first pipe portion on the sea bottom from a well head to the bottom end of a second pipe portion extending to a ship or floating support. After stopping production, depressurization of the entire undersea bottom-to-surface connection production pipe is performed. Thereafter, the following steps are preformed: isolating the first production pipe portion from the second pipe portion, and leaving the production fluid in the first production pipe portion, but not in said second pipe portion, depressurizing the first production pipe portion filled with production fluid by reducing the pressure in the first pipe portion and by discharging more completely the gas contained in the production fluid that it contains.
E21B 43/013 - Connecting a production flow line to an underwater well head
E21B 41/00 - Equipment or details not covered by groups
E21B 43/01 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells specially adapted for obtaining from underwater installations
94.
Method of making safe an undersea bottom-to-surface production pipe when restarting production
Method of stopping and restarting production in an undersea bottom-to-surface connection production pipe having a first pipe portion on the sea bottom from a well head to the bottom end of a second pipe portion extending to a ship or floating. When production is stopped, at least the first pipe portion is filled with a depressurized production fluid. Thereafter the following steps are performed: e1) forming a gel from two reagents in a first gel-forming chamber on the sea bottom; e2) sending a quantity of separator gel into the first pipe portion that pushes the cold fluid contained in the first pipe portion to the second pipe portion, prior to closing the first chamber; and then; e3) starting production, the gel forming physical separation and thermal and chemical isolation between firstly the production fluid and secondly a production fluid within the first production pipe portion.
E21B 43/01 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells specially adapted for obtaining from underwater installations
E21B 43/38 - Arrangements for separating materials produced by the well in the well
F17D 1/16 - Facilitating the conveyance of liquids or effecting the conveyance of viscous products by modification of their viscosity
E21B 43/013 - Connecting a production flow line to an underwater well head
E21B 41/00 - Equipment or details not covered by groups
F17C 11/00 - Use of gas-solvents or gas-sorbents in vessels
F16L 55/46 - Launching or retrieval of pigs or moles
95.
LIQUID DOUBLE DISTRIBUTION DEVICE OF USE IN PARTICULAR IN AN APPARATUS IN WHICH A LIQUID PHASE FLOWS UNDER GRAVITY
The invention relates to a liquid double distribution device (1) of use in particular in a fractionation or scrubbing column (10) comprising an upper collector plate (2) connected to a line sets support (7) by at least two longitudinal liquid downcomers (5, 6), the said line sets support (7) supporting at least two transverse tubular line sets (8, 8a–8b) and allowing the first line set (8a) to be supplied with liquid by a first longitudinal downcomer (5) and respectively allowing the second line set (8b) to be supplied by a second longitudinal downcomer (6), each line set (8, 8a–8b) comprising distribution orifices (8c) on its underside which are able to distribute the liquid over the upper face of the bed of packing (9), characterized in that the two longitudinal liquid downcomers (5, 6) are connected to one another in the bottom part (5b, 6b) by a communication device (11) equipped with a controlled-opening valve (12) able to allow the controlled transfer of liquid between the two longitudinal downcomers.
The invention relates to a process for lining a steel pipe for the subsea transport of fluids, comprising the machining of a cavity (8) in an inner wall (6) of the pipe (2), said cavity being set back longitudinally relative to one end (10) of the pipe, the deposition by welding of a first resurfacing layer (12) made of corrosion-resistant metal alloy on the inside of the cavity, the surface machining of the first resurfacing layer, the introduction into the pipe of a liner (14) made of corrosion-resistant steel alloy so that one end (16) of said liner comes into contact with the first resurfacing layer, the deposition by welding of at least one second resurfacing layer (18a, 18b) made of corrosion-resistant metal alloy on the inner wall of the pipe between the end (16) of the liner and the corresponding end of the pipe, and the surface machining of the second resurfacing layer to the internal diameter of the pipe.
The present invention relates to a method and to a device for assembling together two tubes (1, 2) comprising a tubular junction sleeve and an internal pipe liner tube made of thermoplastic materials by laser welding two contact surfaces of revolution (1-1, 2-1) pressed one against the other at the ends of the tubular sleeve of said liner tube overlapping coaxially.
A method of emptying an undersea fluid transport pipe (2) that is submerged and full of water, by pumping out at least a portion of the water present inside the submerged pipe using a submersible pump unit (6) connected to a point of the pipe, the volume of water pumped out from the inside of the pipe being compensated by a gas injected under pressure into the submerged pipe from a point (18) thereof that is situated higher than the connection point (12; 14) to the submersible pump unit. The invention also provides an installation for performing such a method.
The invention relates to a combined metrology method for computing distance, roll and pitch attitudes and relative orientations between two underwater points of interest, comprising positioning (S1), on the seabed, a long-range acoustic beacon acoustic positioning system, calibrating (S2) the system in order to determine the positions of the beacons relative to each other, deploying (S3), on the seabed, a vehicle provided with means for acquiring clusters of points, producing (S4) a plurality of scenes around each point of interest in order to acquire clusters of points each comprising points representing a point of interest and points representing at least two acoustic beacons deployed around said point of interest, processing (S5) clusters of points in order to compute the coordinates of the points in the same reference frame defined by the array of beacons and centred on the position of one of the acoustic beacons, and computing (S7) the distance, roll and pitch attitudes and relative orientations between the two points of interest, on the basis of the coordinates of the points of the set of images in the reference frame defined by the array of acoustic beacons.
G01S 15/02 - Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
G01S 15/89 - Sonar systems specially adapted for specific applications for mapping or imaging
G01S 5/18 - Position-fixing by co-ordinating two or more direction or position-line determinationsPosition-fixing by co-ordinating two or more distance determinations using ultrasonic, sonic, or infrasonic waves
B23K 37/04 - Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
The invention relates to a device for the quick coupling from a distance, particularly of a first vessel or floating support and a second vessel (10, 11), said device comprising: at least one floating and berthing structure (3) attached or able to be attached, in a detachable manner, to the hull plating (11a) and/or to the keel of the hull of a second boat (11); and at least two power units (2, 21, 22, 23, 24), preferably at least three power units, successively distanced from each other in the longitudinal direction of the first boat (10), the power unit body (2a) of each so-called power unit being attached to the plating (10a) of the hull of said first boat (10), by means of a first rotatably articulating and attaching device (2c1), and the end of the rod (2b) of each power unit being attached or able to be attached, in a detachable manner, to said floating and berthing structure (3), by means of a second rotatably articulating and attaching device (2c2).
B63B 21/50 - Anchoring arrangements for special vessels, e.g. for floating drilling platforms or dredgers
B63B 27/24 - Arrangement of ship-based loading or unloading equipment for cargo or passengers of pipe-lines
B63B 27/34 - Arrangement of ship-based loading or unloading equipment for cargo or passengers for transfer at sea between ships or between ships and off-shore structures using pipe-lines
