Abstract

A method for loading out an offshore floating wind turbine (1) comprising the steps of placing an offshore floating wind turbine (1) on a vessel (50), wherein the offshore floating wind turbine (1) comprises a floating foundation (2), a tower (3) and a nacelle assembly (4); adding at least one stabilizing member (5, 5a, 5b) under 5 the floating foundation (2) of the wind turbine (1); and contacting the floating foundation (2) of the offshore floating wind turbine (1) with the at least one stabilizing member (5, 5a, 5b). A corresponding system for loading out an offshore floating wind turbine (1) is also described.

IPC Classes  ?

• B63B 35/00 - Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
• 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 13/10 - Assembly of wind motorsArrangements for erecting wind motors

Abstract

The present invention relates to an offshore floating wind turbine foundation comprising at least two outer members arranged around a tower comprising a rotor- nacelle assembly with blades, wherein a number of pair of beams connect the center buoy and said at least two outer members, a pair of beams tapers from the tower towards each of said at least two outer members.

IPC Classes  ?

• 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 1/10 - Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls

Abstract

The present invention relates to an floating power supply system (1) comprising an offshore floating foundation (10), comprising at least one buoyancy member (11a, 11b, 11c); a first power source (20), installed on or inside the offshore floating foundation (10), a first cable terminal (13) for exporting power to a power consumer (14); a second cable terminal (15) for receiving power from at least a second power source (16); and a first power converter (25) for converting power produced by the first power source (20) and power received via the second cable terminal (14) to power supplied to the first cable terminal (13) and to an offshore power farm.

IPC Classes  ?

• F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation
• H02J 3/38 - Arrangements for parallelly feeding a single network by two or more generators, converters or transformers
• F03D 9/11 - Combinations of wind motors with apparatus storing energy storing electrical energy

Abstract

A support member for a rotor and nacelle assembly with walls comprising a first portion comprising a first material and a second portion comprising a second material, wherein the first and second portions are connected together; wherein the first portion is located above the second portion; and wherein the first portion has an apparent bending stiffness that is higher than the apparent bending stiffness of the second portion. A wind turbine comprising the support member. A method for manufacturing the support member.

IPC Classes  ?

• F03D 13/20 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors
• E04H 12/02 - Structures made of specified materials
• E04H 12/08 - Structures made of specified materials of metal

Abstract

A method of manufacture for a reinforced pipe sector (10), including the steps of, a) providing a first metal plate (1), having a thickness t; b) providing at least a first metal stiffening element (2) and placing the at least a first metal stiffening element (2) on the first metal plate (1); c) bending the first metal plate (1) together with the at least a first metal stiffening element (2) to form a pipe sector, and; d) welding the at least a first metal stiffening element (2) to the first metal plate forming a reinforced pipe sector (10); wherein steps c) and d) can be performed in any order.

IPC Classes  ?

• B21D 5/14 - Bending sheet metal along straight lines, e.g. to form simple curves by passing between rollers
• B21D 11/06 - Bending into helical or spiral formForming a succession of return bends, e.g. serpentine form
• B23P 15/00 - Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
• B21C 37/08 - Making tubes with welded or soldered seams
• B21C 37/12 - Making tubes or metal hoses with helically arranged seams
• F16L 9/16 - Rigid pipes wound from sheets or strips, with or without reinforcement
• F16L 9/18 - Double-walled pipesMulti-channel pipes or pipe assemblies
• F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation
• B63B 75/00 - Building or assembling floating offshore structures, e.g. semi-submersible platforms, SPAR platforms or wind turbine platforms
• B63B 77/00 - 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

Abstract

A method of manufacture for a reinforced pipe (10), including the steps of, providing a first metal plate (1), having a thickness t; bending the first metal plate (1) along a bending line to form a helix (30), wherein the pitch of the helix (30) is substantially equal to the width of the plate; and wherein two consecutive turns of the helix (30) are in contact at a seam (20); welding the helix along the seam (20) forming a pipe; and welding at least a first metal stiffening element (2) to the pipe, forming a reinforced pipe (10).

IPC Classes  ?

• B21D 5/14 - Bending sheet metal along straight lines, e.g. to form simple curves by passing between rollers
• B21D 11/06 - Bending into helical or spiral formForming a succession of return bends, e.g. serpentine form
• B23P 15/00 - Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
• B21C 37/08 - Making tubes with welded or soldered seams
• B21C 37/12 - Making tubes or metal hoses with helically arranged seams
• B63B 75/00 - Building or assembling floating offshore structures, e.g. semi-submersible platforms, SPAR platforms or wind turbine platforms
• B63B 77/00 - 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
• F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation
• F16L 9/16 - Rigid pipes wound from sheets or strips, with or without reinforcement
• F16L 9/18 - Double-walled pipesMulti-channel pipes or pipe assemblies

Abstract

A bending machine (50) for making a reinforced pipe or pipe sector (10), the reinforced pipe or pipe sector (10) comprising a metal pipe or pipe sector, having a thickness t and a base of diameter D, and at least a first metal stiffening element (2) on the inside surface along a circumference of the metal pipe or pipe sector (10), 5 wherein the bending machine (50) comprises an inner roller (51) and two outer rollers (52), wherein the outer surface of inner roller (51) comprises at least a first groove (55), to accommodate the at least a first metal stiffening element (2).

IPC Classes  ?

• B21D 5/14 - Bending sheet metal along straight lines, e.g. to form simple curves by passing between rollers
• B21D 11/06 - Bending into helical or spiral formForming a succession of return bends, e.g. serpentine form

Abstract

A method of manufacture for a reinforced joined pipe sector, comprising the steps of, providing a first metal plate (1), having a thickness t, bending the first metal plate (1) forming a first pipe sector of at most 340°; providing a pre-manufactured reinforced pipe sector, aligning the pre-manufactured reinforced pipe and the first pipe sector along their longitudinal axis and welding the first pipe sector to the pre-manufactured reinforced pipe sector along their circumference; providing a pre-manufactured at least a first metal stiffening element (2) forming full circle or substantially a full circle; and positioning the pre-manufactured at least a first metal stiffening element along the internal periphery of the first pipe sector and welding the pre-manufactured at least a first metal stiffening element (2) to the first pipe sector forming a joined reinforced pipe sector.

IPC Classes  ?

• B21D 5/14 - Bending sheet metal along straight lines, e.g. to form simple curves by passing between rollers
• B21D 11/06 - Bending into helical or spiral formForming a succession of return bends, e.g. serpentine form
• B23P 15/00 - Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
• B21C 37/08 - Making tubes with welded or soldered seams
• B21C 37/12 - Making tubes or metal hoses with helically arranged seams
• F16L 9/16 - Rigid pipes wound from sheets or strips, with or without reinforcement
• F16L 9/18 - Double-walled pipesMulti-channel pipes or pipe assemblies
• F03D 13/25 - Arrangements for mounting or supporting wind motorsMasts or towers for wind motors specially adapted for offshore installation
• B63B 75/00 - Building or assembling floating offshore structures, e.g. semi-submersible platforms, SPAR platforms or wind turbine platforms
• B63B 77/00 - 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

Abstract

The present invention relates to an uninterruptable power supply system (1) for an offshore hydrocarbon producing installation (HCPI). The uninterruptable power supply system (1) comprises an offshore foundation (10) separate from the hydrocarbon producing installation (HCPI) and an energy storage (30) located on or inside the offshore foundation (10). The energy storage (30) is electrically connected to the hydrocarbon producing installation (HCPI) for supplying electric power to the hydrocarbon producing installation (HCPI) during an interruption of a power supply (120; 120A) of the hydrocarbon producing installation (HCPI).

IPC Classes  ?

• H02J 9/06 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over
• B63B 35/44 - Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices

Goods & Services

Wind-powered installations for generating electricity [wind farms]; wind turbines; windmills; windmill pumps; wind-powered electricity generators; air turbines, other than for land vehicles; generators for wind turbines; load-bearing and support structures being parts of machines for the aforesaid goods. Generation of electrical energy from wind sources; generation of electricity from wind energy; production of electrical power from renewable sources; processing and transforming of energy.