CN110510072A - It is used for transmission transmission structure, Transmission system and the transmission method of the floating of fluid or electric power - Google Patents
It is used for transmission transmission structure, Transmission system and the transmission method of the floating of fluid or electric power Download PDFInfo
- Publication number
- CN110510072A CN110510072A CN201910719527.2A CN201910719527A CN110510072A CN 110510072 A CN110510072 A CN 110510072A CN 201910719527 A CN201910719527 A CN 201910719527A CN 110510072 A CN110510072 A CN 110510072A
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- China
- Prior art keywords
- floating
- transmission
- pipeline
- transmission structure
- electric power
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B27/00—Arrangement of ship-based loading or unloading equipment for cargo or passengers
- B63B27/24—Arrangement of ship-based loading or unloading equipment for cargo or passengers of pipe-lines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B27/00—Arrangement of ship-based loading or unloading equipment for cargo or passengers
- B63B27/30—Arrangement of ship-based loading or unloading equipment for transfer at sea between ships or between ships and off-shore structures
- B63B27/34—Arrangement of ship-based loading or unloading equipment for transfer at sea between ships or between ships and off-shore structures using pipe-lines
Abstract
The present invention provides transmission structure, Transmission system and the transmission methods of a kind of floating for being used for transmission fluid or electric power, the transmission structure is used to transmit fluid between floating structure and floating or non-floating mode facility and/or transmit electric power between floating or non-floating mode facility and floating structure, and transmission structure includes impeller system, attachment device, processing system and adapter system.Provided by the present invention for the transmission structure of the floating of transmission fluid or electric power, the moment of flexure being applied on manifold or pipeline from transmission pipeline or pipeline and shearing force can substantially be absorbed by chute arrangement, axial force from transmission pipeline or pipeline is substantially undertaken by the processing system support device being fixed on transmission structure of the invention, so as to adapt to carry out transmission operation under longer distance and more harsh environmental condition.
Description
Technical field
The invention belongs to offshore oil and gas industry technical field, be related in floating structure (such as LNG cargo ship) and floating or
Fluid transmission between non-floating mode facility, and the power Transmission between floating or non-floating mode facility and floating structure, specifically
It is related to transmission structure, Transmission system and the transmission method of a kind of floating for being used for transmission fluid or electric power.
Background technique
Load System including the design of various types of floating is widely used in offshore oil and gas industry.The environment item of offshore
Part is often harsh, this increases the requirement and cost of the system to operating in these conditions significantly.
It is a kind of for being passed between floating structure and floating or non-floating mode facility being disclosed in patent CN106061831A
The system of transporting fluid.Fluid delivery system includes floating transmission structure, and floating transmission structure includes attachment system, and at least one is empty
Middle transmission line connected floating structure and transmission structure, and at least one transmission line connection storage silo and transmission structure.The system
It can also include the ship of the relocation and localization method as transmission structure.Load on transmission line can be by Transmission system
In transmission structure obtain.In addition, the generation of steam can be reduced by precooling to transmission line pipeline.Transmission structure is also
All required safety equipments, such as emergency shutdown system, urgent releasing coupling and special monitoring system can be run.In patent
In CN106061831A, transmission structure uses towboat as the propulsion means of repositioning.But in some sea areas, towboat
Using being restricted, such as in the sea area with smaller operating space.
In general, floating flexible duct, hose or standpipe from sea rise and be connected to the secure manifold on floating structure or
Pipeline enables fluid to transmit.When transmission operation is completed, the manifold of floating flexible duct, hose or standpipe and floating structure
Or pipeline is disconnected and is returned marine.It is carried out in a similar way using the transmission of air transmission pipeline.Operation and promotion flexible pipe
It the difficulty of secure manifold or pipeline on road, hose or standpipe to floating structure and acts on flexible duct, hose or standpipe
Power and torque it is proportional.Floating flexible duct, hose or standpipe are usually relatively short, and transmit operation and must can connect
It is carried out under the environmental condition received, such as low wave, low ocean current and without floating ice.
It has increasing need for carrying out this transmission operation under longer distance and more harsh environmental condition.Floating flexible pipe
Road, hose or standpipe may need to keep connecting with its manifold or pipeline for a long time.On ship, offshore installation and sea terminal
Secure manifold or pipe design are used to handle the power being likely encountered during the transmission operation using conventional transportation method and square, example
Such as loading arm, air transmission pipeline and short flexible duct, hose or standpipe.
By the power and moment of flexure of relatively high wave, ocean current, wind or ice, longer float flexible pipeline, hose or vertical
Pipe will greatly exceed existing manifold or pipe end design standard.It is expensive for reinforcing manifold or pipeline to adapt to this power, and
And it technically goes up challenging with operation and needs undesirable transformation.
Summary of the invention
The invention proposes transmission structure, Transmission system and the transmission sides of a kind of floating for being used for transmission fluid or electric power
Method, to adapt to carry out transmission operation under longer distance and more harsh environmental condition.
In some embodiments of the present invention, a kind of transmission structure of floating is provided, is used in floating structure and floats
Fluid is transmitted between formula or non-floating mode facility and/or is transmitted electric power between floating or non-floating mode facility and floating structure.Transmission
Structure includes impeller system, attachment device, processing system and adapter system；Wherein, the impeller system is set to biography
On the bottom of the transmission structure hull of defeated structure or side wall, for promoting transmission structure and transmission structure being made to be maintained at required position
It sets；Attachment device described at least one is mounted on transmission structure, for transmission structure to be releasably connected to floating knot
On structure；The processing system and the adapter system are set on the transmission structure deckhead of transmission structure, wherein described
Processing system include at least one tube elements, the tube elements are arranged on transmission structure；The adapter system includes
Chute arrangement and pipeline section, chute arrangement are connected to transmission structure and make tiltedly to accommodate at least one floating pipeline, chute arrangement
Slot device supports at least one floating pipeline and vertical force and cross force is transmitted to transmission knot from least one floating pipeline
Structure；Pipeline section one end connection floating pipeline, the other end connect the tube elements being arranged on the transmission structure,
So that the tube elements are connected at least one floating pipeline.
Floating structure can be transport such as LNG (liquid natural gas) fluid foreign-going ship or such as go sight-seeing ship,
Or the other kinds of ship of platform.
Floating or non-floating mode facility are such facilities, if it is floating mode facility, can be ship, for example, oily
Wheel.If facility is non-floating, it be may, for example, be based on land or based on harbour or based on including being fixed in seabed
Element similar structures facility.If transmission structure is used to transmission fluid, floating or non-floating mode facility are typically at least wrapped
Include the storage device (such as holding vessel) for fluid and the storage device at least one floating pipeline, the floating
Pipeline connects storage device and transmission structure during the transmission operation of the fluid.It may be with biography if transmission structure is used to
Transporting fluid transmits electric power between floating structure and floating or non-floating mode facility in combination, and the floating or non-floating mode facility include
Electric power source (usually power grid), floating pipeline can be connected to electric power source for transmitting electric power to floating structure.Can also carry out
From floating structure to floating or the power Transmission of non-floating mode facility.In this case, floating structure will include electric power source, such as
One or more generators.
Preferably, transmission structure is a kind of shallow water transmission structure.It can be semisubmersible platform, ship shape ship, barge shape
The floating body of floating structure or other forms.This means that transmission structure is particularly suitable for using in water, depth very little.Preferably,
Transmission structure has the maximum draft less than 5 meters in hydrostatic.In coastal and nearshore waters, environmental condition usually will be more
Mildly, the requirement and cost of the facility run under these conditions are thus greatly reduced.Therefore, with the sheet of small draft
Invention is highly suitable in relatively mild environmental condition and shallow water.
It includes connecting for initiatively changing that the attachment device that can passively move, which is designed to attachment device or transmission structure not,
Any device of the connection device relative to the position of platform, that is, the attachment device passively can movably pacify relative to transmission structure
Loaded on transmission structure.Attachment device phase will be changed by acting only on the external force (i.e. from the external force of floating structure) in attachment device
For the position of transmission structure.
Attachment device preferably includes one or more vacuum pads and/or electromagnetic pads, but attachment device may include energy quilt
For transmit operation during by transmission structure can be connected to discharging floating structure side (shell of such as ship) it is any
Other suitable device.
Preferably, the attachment device that can passively move allows the free opposed vertical of transmission structure to translate and surround
The relative rotation of horizontal axis, and passively constrain the horizontal translation between floating structure and transmission structure and surround vertically
The relative rotation of axis.
Transmission structure is equipped with one or more impeller systems, it is possible to provide relocation and positioning function.For example, propeller
System can be by umbilical cables, by hydraulic power system or electric system driving disembarkation.
Transmission structure preferably includes connection equipment, and at least one air transmission pipeline may be releasably connected to the company
Connect equipment.Connection equipment is adapted at least one transmission pipeline between floating or non-floating mode facility and transmission structure.Therefore,
Using during transmission structure, fluid can by air transmission pipeline and transmission pipeline, from floating structure flow to floating or
Non- floating mode facility or electric power can be transported to floating structure from shore facilities by the transmission pipeline.When there is no streams
When body transmission or power Transmission, air transmission pipeline be can store on transmission structure or on floating structure.
In order to transmit fluid between floating structure and floating or non-floating mode facility, connection equipment can be manifold, transmit
Pipeline may be coupled to manifold to transmit fluid between floating structure and floating or non-floating mode facility.In order in floating structure and
It transmits electric power between floating or non-floating mode facility, connection equipment can be electric connecting device, and transmission pipeline may be coupled to the electricity
Equipment is connected, for transmitting electric power between floating structure and floating or non-floating mode facility.
At least one floating pipeline between transmission structure and floating or non-floating facility is connected to transmission structure.In order to just
In at least one floating pipeline is connected to transmission structure, transmission structure may include adapter system, which includes using
In the chute arrangement for accommodating at least one floating pipeline, which is strongly attached to transmission structure and makes chute arrangement branch
It supports at least one floating pipeline and vertical force and cross force is transmitted to transmission structure from least one floating pipeline.
Preferably, the adapter system further includes pipeline section, and described pipeline section one end connects at least one floating pipeline, and
The other end connects the tube elements being arranged on the transmission structure.
The adapter system can also include piecing devices, and the piecing devices are connected to the pipeline section, and are connected to
Joint assembly, the joint assembly are securely connected to the transmission structure, so that transmitting tension loading to biography from floating pipeline
In defeated structure.
Preferably, transmission structure may also include processing system, which includes at least one tube elements, the tube elements
It is arranged on transmission structure and is fluidly connected at least one floating pipeline.
The transmission structure includes at least one processing system support device, be fixedly secured to transmission structure and/
Or processing system tube elements, at least one processing system support device allow to locate in response to acting on external force on the processing system
Reason system is mobile relative to transmission structure.
In order to realize the relative motion between processing system and adapter system, processing system support device can be for example including
At least one sliding bearing.
Transmission structure may also include at least one limiter, which limits processing system relative to transmission structure extremely
Movement on a few direction, such as on the longitudinal direction of at least one tube elements of processing system.
In other embodiments of the invention, additionally provide a kind of Transmission system, in floating structure and floating or
Fluid is transmitted between non-floating mode facility or is transmitted electric power between floating or non-floating mode facility and floating structure.The transmission system
System includes above-mentioned transmission structure and at least one floating pipeline, and the floating pipeline is used for via the transmission structure in institute
It states and transmits fluid and/or electric power between floating structure and the floating or non-floating mode facility.
In a specific embodiment, Transmission system includes the transmission structure of above-mentioned floating, at least one floating
Pipeline and storage device for storing floating pipeline when not in use in Transmission system.At least one floating pipeline is in transmission structure
Extend between storage device, and at least one floating pipeline is connected to
For from floating structure transmit or be currently transmitted to the storage device of the fluid of floating structure, or
Person
For being perhaps currently transmitted to the pipeline of the fluid of floating structure of having been transmitted from floating structure or
For transmitting electric power or delivering power to the electric power source of floating structure from floating structure.
In crowded port and harbor region, can completely or partially be removed from basin between transmission operation it is non-forever
Long property device is beneficial.The Transmission system includes floating and moveable system, which can remove when not in use, from
And interference to local maritime traffic is reduced, and make to damage the risk minimization of conveyance conduit since sea bed interacts.
The system preferably includes more buoy mooring's systems, and floating structure can be with mooring on this system, so that floating knot
Structure is non-weathervaning.More buoy mooring's systems will prevent weathervaning, to protect floating pipeline
Integrality.The configuration of more buoy mooring's systems and complexity can be according to local environmental conditions, the incident depth of water and use mooring systems
The size range of the floating structure of system and change.More buoy mooring's systems generally include anchor appropriate, this depends on seabed conditions,
Surface buoy is connected to by the combination of chain or cordage or both.
Transmission system preferably includes stop facility, and the stop facility is used to store transmission when not in use when transmission structure
Structure.Transmission structure is preferably moored between transmission operation in such as bus stop, harbour or other suitable mooring gears.
During the transmission operation or the conveying of electric power of fluid, transmission structure is released from mooring and is provisionally connected to floating knot
Structure.
Floating pipeline is preferably flexible, and the storage device for floating pipeline includes at least one spool or turns
Disk or basket, when floating pipeline is wrapped at least one described spool or turntable or basket to Transmission system when not in use
On.Alternatively, the storage device for floating pipeline may include multiple rollers, and floating pipeline can be held on the multiple roller,
So that when floating pipeline can be pulled back to storage location to Transmission system in the case where not winding when not in use.Floating pipeline is excellent
Selection of land is provided at least one buoyancy elements, is immersed in water so that floating pipeline floats on the water or floats.
Storage device for floating pipeline be preferably positioned as on the bank, be located in non-floating structure (such as harbour),
Or be located in floating structure (such as ship, the ship include for fluid storage tank and/or realize power Transmission transmission
Device) on or be located in transfer vessel sheet.Storage device can be the form of at least one spool, so that floating pipe
Road can be wrapped on spool.Storage device can also be the form of turntable or basket, can be wrapped on floating pipeline described
On turntable or basket, or if floating pipeline is deposited in the case where not being wound (that is, in substantially straight state)
Storage, then storage device can be roller.
The Transmission system includes at least one air transmission pipeline, which is connected on transmission structure
Processing system, at least one air transmission pipeline are further adapted for being connected to floating structure, and fluid is allowed to flow through at least one
Air transmission pipeline and processing system.
In other embodiments of the invention, additionally provide a kind of for being set in floating structure and floating or non-floating
Fluid and/or the method that transmits electric power between floating or non-floating mode facility and floating structure are transmitted between applying, wherein this method
The following steps are included:
Floating structure is moored to more buoy mooring's systems, making floating structure is non-weathervaning,
Transmission structure is relocated to the floating structure through mooring,
Transmission structure is releasably connected on floating structure using the attachment device of transmission structure,
At least one air transmission pipeline is provided between floating structure and transmission structure, allows fluid in floating
Transmitted between structure and floating or non-floating mode facility, or allow electric power floating or non-floating mode facility and floating structure it
Between convey,
Make streaming flow by the floating pipeline of connected floating structure and floating or non-floating mode facility and/or transmits electric power.
When Transmission system when not in use, can be by floating pipelined storage at least one spool or turntable or basket.It can
Alternatively, can be by floating pipelined storage on roller, floating pipeline is shelved on the roller.
When Transmission system when not in use, transmission structure preferably mooring stop facility at.
In a specific embodiment, the floating pipeline for connecting transmission structure and floating or non-floating mode facility is being transmitted
The relocation of structure is released later or simultaneously.
In a specific embodiment, it is relocated after the floating structure of mooring in transmission structure, in the air
Transmission pipeline is connected to transmission structure.
In other embodiments of the invention, above-mentioned transmission structure and/or above-mentioned Transmission system are additionally provided,
For transmitting the purposes of cryogen and/or electric power between floating structure and floating or non-floating mode facility.
Transmission structure as described above and/or Transmission system can be used between floating structure and floating or non-floating mode facility
Transmit cryogenic liquid, such as LNG.Transmission structure as described above and/or Transmission system can also be used for setting in floating or non-floating
It grants and transmits electric power between floating structure.
Beneficial effects of the present invention: instant invention is especially suited for being used in shallow water, and due to for cryogenic applications every
The big weight of heat transfer catheters and the related challenge of convenience for cleaning and being pre-chilled and the purpose for being used for low temperature.The present invention will
It is a kind of suitable substitution for being used for quite shielded waters (at the waters, environmental condition is harsh unlike open waters)
Object.The present invention may further be used to deliver power to the electric power of ship (such as pleasure boat) or conveying from the ship, the ship
Oceangoing ship may need additional power supply when reaching the destination without harbour facilities needed for receiving large vessel.
In addition, the moment of flexure and shearing force that are applied on manifold or pipeline from transmission pipeline or pipeline are substantially filled by skewed slot
Absorption is set, which allows the Xiang Haiduan of conveyance conduit to have limited angular displacement laterally and vertically upper.Angle position
Shifting can be 30 degree for example +/- in the transverse direction of transmission pipeline, be can be 30 below conduit axis in vertical direction
Degree.Processing system support dress of the axial force from transmission pipeline or pipeline substantially by being fixed on transmission structure of the invention
It sets and undertakes.This will significantly reduce the load of the transmission pipeline on manifold or pipeline, therefore can be under worse environmental condition
Use longer transmission pipeline.
Detailed description of the invention
With reference to the accompanying drawings, advantages of the present invention is apparent, wherein
Fig. 1 is the top view of the system layout of Transmission system according to the present invention.
Fig. 2 is the side view of the system layout of Transmission system according to the present invention.
Fig. 3 is the top view of Transmission system, and wherein transmission structure, which is anchored on, stops at facility.
Fig. 4 is the top view of transmission structure according to the present invention.
Fig. 5 is the side view of transmission structure according to the present invention.
Fig. 6 attachment device side view.
Fig. 7 attachment device top view.
The schematic side view of Fig. 8 adapter system and processing system.
The structural schematic diagram of Fig. 9 adapter system and processing system.
Appended drawing reference used in attached drawing:
1 floating structure；2 transmission structures；3 air transmission pipelines；4 floating pipelines；5 floating pipelined storage devices；6 floating or
Non- floating storage, reception or output equipment；7 mooring buoys；The idle anchoring system of 8 transmission structures stops facility；9 floating pipes
Road guide reel；The crane of 10 connections and support air transmission pipeline；11 floating structure manifolds；12 transmission structure deckheads；13
Transmission structure hull；14 impeller systems；15 fenders；16 connectors；17 have integrated spring element and/or damping element
Arm；18 connection units；19 U-joints；20 spherical or dish type connectors；21 floating pipe bending reinforcing ribs；22 X-directions；
23 Y directions；24 Z-directions；25 rotate around X-axis；26 rotate around Y-axis；27 rotate about the z axis；28 processing systems；29 pipes member
Part；More than 30 buoy mooring's systems；31 waters surface；32 adapter systems；33 chute arrangements；34 pipeline sections；35 flanged joints；36 connection supports
Part；37 joint assemblies；38 piecing devices；39 flange components；40 pipeline section connectors；41 pipeline section flanges；42 tunnel joint components；43
Skewed slot transposition side component；44 skewed slot transposition base assemblies；45 processing system support devices；46 sliding bearings；Support component on 47；
48 lower support elements；49 chute arrangement exterior portions；50 limiters；51 ballasts.
Specific embodiment
With reference to Fig. 1, Fig. 2 and Fig. 3, that schematically shows Transmission systems according to the present invention.Floating structure 1, usually
It is LNG cargo ship, is moored to more buoy mooring's systems 30 including multiple mooring buoys 7, mooring buoy 7 is anchored to seabed simultaneously
Expansion, so that floating structure 1 is non-weathervaning when floating structure 1 is moored to more buoy mooring's systems 30, i.e.,
Floating structure 1 remains essentially in given position, unrelated with the direction of wind and wave and/or water flow.
The system further includes the transmission structure 2 of floating, and the side of the floating structure 1 through mooring in Fig. 1 is shown.It passes
Defeated structure 2 is preferably moored between transmission operation, such as is moored to the idle anchoring system of transmission structure or is stopped facility
8, such as bus stop, harbour or other suitable mooring gears.During the transmission operation of fluid or power Transmission, transmission structure 2
Floating structure 1 is moored to by connector 16 and the impeller system 14 by including one or more propellers is maintained at appropriate
Position, as shown in Figure 5.
At least one air transmission pipeline 3 is provided between transmission structure 2 and floating structure 1.Air transmission pipeline 3 can be with
It is stored on transmission structure 2 between transmission operation, and is operatively connected to floating structure 1 when to carry out transmission.It is alternative
Ground, air transmission pipeline 3 can store on floating structure 1, and be operatively connected to transmission structure 2 when to carry out transmission.
After transmission operation, air transmission pipeline 3 can be again off and be stored on transmission structure 2 or floating structure 1.In the air
Transmission pipeline 3 is realized transmits fluid or electric power between floating structure 1 and transmission structure 2.
In order to transmit fluid between floating structure and floating or non-floating mode facility, transmission structure 2 includes floating structure discrimination
Pipe 11, air transmission pipeline 3 may be releasably connected to floating structure manifold 11, in floating structure 1 and floating or non-floating
Fluid is transmitted between formula facility.
It is provided with connection on floating structure 1 and supports the crane 10 of air transmission pipeline, to keep air transmission pipe
The shape in road 3.
In order to transmit fluid, Transmission system further includes the floating pipeline 4 of at least one floating flexibility form of tubes, for passing
Fluid is transmitted between defeated structure 2 and the storage of floating shown in Fig. 2 or non-floating, reception or output equipment 6.In order to transmit electricity
Power, floating pipeline 4 and air transmission pipeline 3 constitute or include at least a cable by least one cable.
It is preferred that stored by least one floating pipeline 4 realization transmission structure 2 and floating or non-floating,
The promotion of fluid transmission between reception or output equipment 6 (such as storage facility).The length of at least one floating pipeline 4 is enough to permit
Perhaps dynamic motion of the floating structure 1 during transmitting operation.Between loading operation, at least one floating pipeline 4 be can be convenient
On the floating pipelined storage device 5 (such as spool or turntable) of ground storage on the coast, or on transmission structure 2, therefore reduce
Obstacle and the potential risk collided with local maritime traffic, increase fatigue life and simplify inspection and the control of pipeline.
Floating pipeline 4 can be specially designed for that conveying is mild or cryogen, or both, and may include or do not include buoyancy member
Part, separator, bending reinforcer and/or optics and/or the chance of electrical transmission.Floating pipeline 4 can be in the floating in sea-bank interface
It is guided on pipeline guide reel 9, to make pulling force on floating pipeline 4 and abrasion and to tear minimum.
Since transmission structure 2 is not moored during transmitting operation and is connected to floating structure 1, it is accordingly used in floating
More buoy mooring's systems 30 of formula structure 1 must be arranged in such a way, i.e., limit within the scope of the extending transversely of floating pipeline 4
The transverse movement of floating structure 1 processed.Therefore the single point mooring of weathervaning cannot be selected.Therefore, Transmission system is preferred
Ground includes more buoy mooring's systems 30, will prevent weathervaning, and therefore protects the integrality of floating pipeline 4.It is more
The configuration of buoy mooring's system 30 and complexity can be according to local environmental conditions, the incident depth of water and the floating knots for using anchoring system
The size range of structure and change.More buoy mooring's systems 30 generally include anchor appropriate, this depends on seabed conditions, pass through chain
Or the combination of cordage or both is connected to surface buoy.
Transmission system is also provided with attachment device between floating structure 1 and transmission structure 2, which includes having
The mechanical connecting device of attraction is generated to the shell of floating structure 1.Attraction can preferably pass through subatmospheric pressure
Power is established, such as by using vacuum pad.Other selections for establishing required attraction can be through electromagnetic attraction, pass through
Cable passes through the combination of cable and baffle or other suitable modes.
In figure 6 and figure 7, the specific connection for transmission structure 2 to be releasably connected to floating structure 1 is shown
Device.With reference to Fig. 6 and direction shown in fig. 7, wherein X-direction 22 is limited along floating structure 2 in the horizontal plane, Y-axis side
To 23 in the horizontal plane transverse to floating structure 2 limit and Z-direction 24 vertically, attachment device makes floating knot
Structure 1 and the transmission structure 2 substantially free relative motion on the direction of Z-direction 24, around the axis for being parallel to X-direction 22
Line essentially freely relatively rotates, and substantially rotates freely around the axis for being parallel to Y direction 23, and about the z axis
Relative translation motion in the relative rotation and horizontal plane in direction 24 is substantially restricted.
Attachment device usually may include at least two connection units 18 being placed on transmission structure 2.Each connection unit
18 connect at least one connector 16, such as air or water vacuum pad or electromagnetic pads, for being releasably connected to floating knot
The substantially vertical side of structure 1 is then connected to shipboard for example, if floating structure 1 is ship.Connection dress including connector 16
It sets and transmission structure 2 is preferably directly connected to by suitable connection type, which allows transmission structure 2 and floating knot
Relative motion needed between structure 1.
U-joint 19 is provided on connection unit 18, connector 16 is provided with spherical or dish type connector 20, by having collection
At spring element and/or the both ends of arm 17 of damping element be separately connected U-joint 19 and spherical or dish type connector 20, will be even
It connects device 16 to connect with connection unit 18, and then connector 16 is mechanically connected to transmission structure 2.Each connector 16 has an opportunity phase
Transmission structure 2 is moved with 6 freedom degrees, wherein with the movement of freedom degree X, Y and RZ (respectively by appended drawing reference in Fig. 7
22, shown in 23 and 27) preferably there is intrinsic spring rate and/or damping, and (schemed with the movement of freedom degree Z, RX and RY
Indicated respectively by reference label 24,25 and 26 in 6-7) there is negligible built-in spring rigidity and damping, wherein term " base
In sheet " and " negligible " refer to from due to design seaway in wave excitation generate transmission structure 2 rigid body displacement-
And spring-caused by speed and damping force, the relationship between the corresponding exciting force of the wave in design seaway.
It may include only spring element, only damping element or bullet for having the arm 17 of integrated spring element and/or damping element
The combination of spring and damping element, the mechanical spring that spring element can be selected, for example, from gas spring or be constructed by elastic materials, institute
Stating spring has the ability that releasable energy is stored in tensioning or compression.Damping element can be selected, for example, from buffer, linear
Damper or vibration absorber, damping element can by mechanical material (such as elastomer or helical spring) or dependent on fluid it is (all
Such as gas, air or hydraulics) it is made.
Fig. 4 and Fig. 5 conceptually illustrates transmission structure 2.It includes transmission structure deckhead 12 and underwater portion, to mention
For necessary buoyancy.Transmission structure deckhead 12 is preferably rectangular or square, or selectively, transmission structure deckhead 12 has
There are general triangular shape or polygonal shape or any other suitable shape.Transmission structure deckhead 12 may be provided with processing
System 28 and/or one or more adapter systems 32, as shown in FIG. 8 and 9.
Barge shape has can be set in under-water body of the transmission structure 2 under water under plane or the water surface 31, as shown in Figure 5.
However, transmission structure 2 be also possible to include multiple columns semisubmersible platform or ship shape, or have any other suitable shape
Shape.
The propeller of impeller system 14 is preferably mounted in the bottom of the transmission structure hull 13 of the submergence of transmission structure 2
Or on side wall.The weight and buoyancy of transmission structure 2 when according to designed draft can provide such as sand in the hull of submergence
Or the desertification ballast 51 of rock.The transmission structure hull 13 of the submergence of transmission structure 2 is also provided with the storage for fluid
Hide room.
Fender 15 is provided on the side wall of transmission structure 2, to pass through attachment device and floating structure in transmission structure 2
When 1 connection, the collision that may be present between buffering transmission structure 2 and floating structure 1.
In fig. 8 it is shown that being used for the adapter system 32 of connected floating pipeline 4, floating pipeline 4 is deposited from floating or non-floating
Storage, reception or output equipment 6 extend to transmission structure 2, and floating or the storage of non-floating, reception or output equipment 6 are, for example, in bank
The structure of the upper or position on harbour or similar structures or floating.Floating or the storage of non-floating, reception or output equipment
6 include the storage facility for fluid, such as cryogenic liquid, such as LNG (liquefied natural gas) or bulk material, such as powder.
Processing system 28 can be set on transmission structure deckhead 12, as shown in Figure 8 and Figure 9, and may be coupled to
At least one floating pipeline 4.Processing system 28 can be single pipeline, and optionally, processing system 28 can be setting and transmit
More complicated pipe-line system in structure 2, wherein processing system 28 includes at least one tube elements 29, and processing system 28 can be set
It sets on transmission structure 2 and may be coupled at least one floating pipeline 4.The Examples section of more complicated processing system 28
It is shown in FIG. 9.
Adapter system 32 includes chute arrangement 33, which is strongly attached on transmission structure 2, chute arrangement
33 support at least one floating pipeline 4 being arranged in chute arrangement 33 and will bear by high wave, ocean current, wind, ice condition
The power Deng caused by and moment of flexure, and power and moment of flexure are transmitted to transmission structure 2.
Funnel shaped chute arrangement 33 is preferably designed such that when floating pipeline 4 enters transmission structure 2 due to floating
The overbending of pipeline 4 is without damaging floating pipeline 4.Preferably, the chute arrangement exterior portion of chute arrangement 33
49 chute arrangement base assemblies 44 and the radius of curvature of chute arrangement side component 43 are arranged at least reaching with floating pipeline 4
It will not be damaged when its maximum deflection radius so that it is guaranteed that curved radius of curvature is equally big, be more preferably, greater than floating pipe
Road 4 will not be damaged when reaching its maximum deflection radius so that it is guaranteed that curved radius of curvature.It is passed when floating pipeline 4 enters
When defeated structure 2, the maximum deflection limit of floating pipeline 4 be will remain in the maximum deflection limit of floating pipeline 4.
Adapter system 32 may also include pipeline section 34, may be adapted to the end for being strongly attached to floating pipeline 4.Pipeline section 34 can
To be connected to floating pipeline 4, such as bolt, welding or any other suitable clamp device in a conventional manner.Alternatively, pipeline section 34
Can by QCDC (quickly connection disconnect) device removably/be releasably connected on floating pipeline 4, wherein it is hydraulic and/
Or machinery mount clamps the flange of floating pipeline 4.Pipeline section 34 is equipped with pipeline section connector 40, such as flange component, is used for pipeline section
34 are connected to floating pipeline 4.Floating pipeline 4 is preferably provided with floating pipe bending close to one end of pipeline section connector 40 and reinforces
Muscle 21, to further avoid the transition bending of floating pipeline 4.
Pipeline section 34 is preferably connected to tube elements 29 by flanged joint 35.Pipeline section 34 is provided with pipeline section flange 41, fits
In being connected to the respective flange element 39 being arranged on tube elements 29, tube elements 29 are arranged on transmission structure 2.
Pipeline section 34 is also provided at least one tunnel joint component 42, it is preferred that respectively setting in the two sides of pipeline section 34
Set one.Tunnel joint component 42 is adapted so that 38 one end of piecing devices is strongly attached on tunnel joint component 42, such as
Piecing devices 38 with bolt hole can be connected with the tunnel joint component 42 with corresponding collocation bolt.
Transmission structure 2 is additionally provided with one or more splice holders 36, and splice holder 36 preferably fixedly connects
Onto the transmission structure deckhead 12 of transmission structure 2.At least one joint assembly 37 has can be set in splice holder 36, but excellent
It is selected as two joint assemblies 37.Joint assembly 37 is strongly attached to splice holder 36 and is adapted so that piecing devices 38 can
To be strongly attached on the corresponding such as joint assembly 37 with bolt.
Tensile load is transferred to transmission structure 2 from floating pipeline 4 by piecing devices 38, and floating pipeline 4 is connected to
The flanged joint 35 of tube elements 29 will not need to undertake any substantive tensile load of self-floating pipeline 4.Piecing devices 38
It can be thread, rigging screw, hydraulic tensioner, the fixed link of predetermined length or can be by tensile load from floating pipeline 4
It is transmitted to any other suitable device of transmission structure 2.
At least one tube elements 29 of processing system 28 may be adapted to can it is longitudinal/axially and/or laterally on limitedly
It is mobile.
The tube elements 29 of processing system 28 are preferably supported at least one processing system support device 45, it is preferred that
Ground includes multiple processing system support devices 45, and processing system support device 45 includes lower support element 48 and upper support component
47, as shown in Figure 8.Lower support element 48 is preferably fixedly connected to transmission structure 2, and upper support component 47 preferably connects
It is connected in lower support element 48 to tube elements 29, and by sliding bearing 46.Thus, it is possible in response to from work for tube elements 29
With the power of the floating pipeline 4 on tube elements 29, moved on horizontal direction by sliding bearing 46.
In order to limit mobile model of the tube elements 29 on the axial direction of tube elements 29 and/or the transverse direction of tube elements 29
It encloses, at least one limiter 50 can be provided, limit the one or two in these horizontal movements of tube elements 29.
Allow the distance that moves in a longitudinal direction of tube elements 29 can be between different device or different disposal system 2
Embodiment in change, this depends on various factors, such as act on power on floating pipeline 4, the elasticity of piecing devices 38, must
Palpus allows how many thermal expansions and contraction and how many space is used to make at least one tube elements 29 and processing on transmission structure 2
The rest part of system 28 is axially/longitudinally being moved up with horizontal.
In fig. 9 it is shown that transmission structure 2, two of them floating pipeline 4 is connected to the corresponding tube elements of processing system 28
29, wherein adapter system 32 of the every floating pipeline 4 for design same as described above connects.
As described above, the adapter system 32 of every floating pipeline 4 includes chute arrangement 33, it is arranged in the chute arrangement 33
There is floating pipeline 4.As shown in figure 8, chute arrangement 33 preferably designs and is strongly attached to transmission structure 2.
Each of two adapter systems 32 include pipeline section 34, and pipeline section 34 is strongly attached to floating accordingly in one end
Formula pipeline 4.In the other end, corresponding pipeline section 34 can be connected to the corresponding tube elements 29 of processing system 28 by flanged joint 35.
Processing system 28 may be designed to only to have that there are two tube elements 29, be connected to corresponding floating pipeline 4.Alternatively, as shown in figure 9,
Processing system 28 may include more complicated pipe-line system, which has the tube elements of multiple fluid interconnections, including even
It is connected to the tube elements 29 of floating pipeline 4.
Each of two adapter systems 32 further include at least one piecing devices 38, but preferably include two connectors
Device 38, the piecing devices 38 are connected to the corresponding tunnel joint component 42 being arranged on corresponding pipeline section 34, and even
The joint assembly 37 being connected on corresponding splice holder 36, wherein splice holder 36 is strongly attached on transmission structure 2.
As described above, the piecing devices 38 of two adapter systems 32 can be mechanical holder, such as thread, rigging
Screw, hydraulic tensioner, predetermined length fixed link or the tensile load for carrying out self-floating pipeline 4 to transmission structure 2 can be transmitted
Any other suitable device.In general, each group in two groups of pipeline sections 34 and tube elements 29 is arranged in two piecing devices 38
Opposite side on, and for bearing the tensile load from corresponding floating pipeline 4.But it is clear that can be using any other number
The piecing devices 38 of amount bear to come the tensile load of self-floating pipeline 4.
Claims (15)
1. a kind of transmission structure for the floating for being used for transmission fluid or electric power, in floating structure and floating or non-floating mode facility
Between transmit and fluid and/or transmit electric power between floating or non-floating mode facility and floating structure, which is characterized in that transmission structure
It (2) include impeller system (14), attachment device, processing system (28) and adapter system (32)；Wherein,
The impeller system (14) is set on bottom or the side wall of the transmission structure hull (13) of transmission structure (2), is used
In propulsion transmission structure (2) and transmission structure (2) is made to be maintained at required position；
Attachment device described at least one is mounted on transmission structure (2), for transmission structure (2) to be releasably connected to
On floating structure (1)；
The processing system (28) and the adapter system (32) is set to the transmission structure deckhead of transmission structure (2)
(12) on, wherein the processing system (28) includes at least one tube elements (29), and the tube elements (29) setting is passing
On defeated structure (2)；The adapter system (32) includes chute arrangement (33) and pipeline section (34), and chute arrangement (33) is to accommodate
At least one floating pipeline (4), chute arrangement (33) are connected to transmission structure (2) and chute arrangement (33) are made to support at least one
Floating pipeline (4) and vertical force and cross force are transmitted to transmission structure (2) from least one floating pipeline (4)；Described
Pipeline section (34) one end connection floating pipeline (4), the other end connect the tube elements being arranged on the transmission structure (2)
(29), so that the tube elements (29) are connected at least one floating pipeline (4).
2. the transmission structure of the floating according to claim 1 for being used for transmission fluid or electric power, which is characterized in that described
Attachment device is passively movably installed on transmission structure (2) relative to transmission structure (2).
3. the transmission structure of the floating according to claim 1 or 2 for being used for transmission fluid or electric power, which is characterized in that institute
The attachment device stated is adapted to allow for the transmission structure (2) essentially freely vertical shift and around horizontal axis phase
The floating structure (1) is essentially freely rotated, and wherein, the attachment device is further adapted for passive ground
The relative level constrained between the floating structure (1) and the transmission structure (2) in sheet translates and around vertical axis
It relatively rotates.
4. the transmission structure of the floating according to any one of claim 1-3 for being used for transmission fluid or electric power, feature
It is, the attachment device includes at least one vacuum pad and/or at least one electromagnetic pads, for connecting transmission structure (2)
It is connected to floating structure (1).
5. the transmission structure of the floating of fluid or electric power, feature are used for transmission described in any one of -4 according to claim 1
It is, the impeller system (14) is driven by hydraulic power system and/or electric system.
6. the transmission structure of the floating according to any one of claims 1-5 for being used for transmission fluid or electric power, feature
It is, the transmission structure (2) is semisubmersible platform, ship shape ship, barge shape ship or floating with other geometries
Body.
7. the transmission structure of the floating according to claim 1 to 6 for being used for transmission fluid or electric power, feature
Be, the transmission structure (2) includes at least one processing system support device (45), be connected to transmission structure (2) and/
Or processing system (28), at least one processing system support device (45) allow processing system (28) in response to acting on processing system
The external force on (28) of uniting and it is mobile relative to transmission structure (2).
8. the transmission structure of the floating of fluid or electric power, feature are used for transmission described in any one of -7 according to claim 1
It is, the adapter system (32) further includes piecing devices (38), the piecing devices (38) the connection pipeline section
(34), and jointing component, the joint assembly are connected to the transmission structure, (2), so that passing from floating pipeline (4)
In the tension loading passed to transmission structure (2).
9. a kind of Transmission system for being used for transmission fluid or electric power, for being passed between floating structure and floating or non-floating mode facility
Transporting fluid, or transmit electric power between floating or non-floating mode facility and floating structure, which is characterized in that the Transmission system packet
Include transmission structure according to claim 1 to 8 (2) and at least one floating pipeline (4), the floating pipe
Road (4) for transmitted between floating structure (1) and floating or non-floating mode facility via the transmission structure (2) fluid and/or
Electric power.
10. the Transmission system according to claim 9 for being used for transmission fluid or electric power, which is characterized in that the transmission system
System includes more buoy mooring's systems (30), and floating structure (1) mooring is on more buoy mooring's systems (30), so that described floating
Formula structure (1) is non-weathervaning.
11. the Transmission system according to claim 9 or 10 for being used for transmission fluid or electric power, which is characterized in that the biography
Defeated system includes at least one air transmission pipeline (3), and air transmission pipeline (3) is connected to the processing system on transmission structure (2)
It unites (28), air transmission pipeline (3) is further adapted for being connected to floating structure (1), so that fluid can flow through at least one air transmission
Pipeline (3) and processing system (28).
12. a kind of transmission method for being used for transmission fluid or electric power, between floating structure and floating or non-floating mode facility
It transmits fluid and/or transmits electric power between floating or non-floating mode facility and floating structure, which is characterized in that including following step
It is rapid:
By floating structure (1) mooring at most buoy mooring's system (30), making floating structure (1) is non-weathervaning,
Transmission structure according to claim 1 to 8 (2) are relocated to the floating structure (1) through mooring,
Transmission structure (2) is releasably connected on floating structure (1) using the attachment device of transmission structure (2),
At least one air transmission pipeline (3) is provided between the floating structure (1) and the transmission structure (2), so that stream
Body can transmit between the floating structure (1) and the floating or non-floating mode facility, or enable electric power described
It is conveyed between floating or non-floating mode facility and the floating structure (1),
Make to flow by air transmission pipeline (3) and the floating pipeline (4) for connecting transmission structure (2) and floating or non-floating mode facility
Body is flowed and/or is transmitted electric power.
13. according to the method for claim 12, which is characterized in that connection transmission structure (2) and floating or non-floating mode facility
Floating pipeline (4) be released after the relocation of transmission structure (2) or simultaneously.
14. method according to claim 12 or 13, which is characterized in that be relocated in transmission structure (2) through being
After the floating structure (1) of pool, air transmission pipeline (3) is connected to transmission structure (2).
15. transmission structure according to claim 1 to 8 and/or according to any one of claim 9-11
Transmission system, for transmitting the purposes of cryogen and/or electric power between floating structure and floating or non-floating mode facility.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910719527.2A CN110510072A (en) | 2019-08-05 | 2019-08-05 | It is used for transmission transmission structure, Transmission system and the transmission method of the floating of fluid or electric power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910719527.2A CN110510072A (en) | 2019-08-05 | 2019-08-05 | It is used for transmission transmission structure, Transmission system and the transmission method of the floating of fluid or electric power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110510072A true CN110510072A (en) | 2019-11-29 |
Family
ID=68625131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910719527.2A Withdrawn CN110510072A (en) | 2019-08-05 | 2019-08-05 | It is used for transmission transmission structure, Transmission system and the transmission method of the floating of fluid or electric power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110510072A (en) |
Citations (6)
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|---|---|---|---|---|
| EP2953846A1 (en) * | 2013-02-05 | 2015-12-16 | MacGregor Pusnes AS. | System and method for transfer of hydrocarbon containing fluids |
| CN106061831A (en) * | 2014-01-17 | 2016-10-26 | 连接里恩格公司 | A transfer structure, a transfer system and a method for transferring lng and/or electric power |
| KR101933974B1 (en) * | 2017-07-26 | 2019-03-25 | 삼성중공업(주) | Apparatus for transferring liquid cargo and floating structure with the same |
| AU2018232894A1 (en) * | 2017-10-10 | 2019-05-02 | Woodside Energy Technologies Pty Ltd | A Method for Offshore LNG Transfer from a FLNG Facility to a LNG Carrier |
| CN210734441U (en) * | 2019-07-12 | 2020-06-12 | 连接里恩格公司 | Floating transmission structure and transmission system for transmitting fluid or electric power |
| CN210734442U (en) * | 2019-08-05 | 2020-06-12 | 连接里恩格公司 | Floating transmission structure and transmission system for transmitting fluid or electric power |
-
2019
- 2019-08-05 CN CN201910719527.2A patent/CN110510072A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2953846A1 (en) * | 2013-02-05 | 2015-12-16 | MacGregor Pusnes AS. | System and method for transfer of hydrocarbon containing fluids |
| CN106061831A (en) * | 2014-01-17 | 2016-10-26 | 连接里恩格公司 | A transfer structure, a transfer system and a method for transferring lng and/or electric power |
| KR101933974B1 (en) * | 2017-07-26 | 2019-03-25 | 삼성중공업(주) | Apparatus for transferring liquid cargo and floating structure with the same |
| AU2018232894A1 (en) * | 2017-10-10 | 2019-05-02 | Woodside Energy Technologies Pty Ltd | A Method for Offshore LNG Transfer from a FLNG Facility to a LNG Carrier |
| CN210734441U (en) * | 2019-07-12 | 2020-06-12 | 连接里恩格公司 | Floating transmission structure and transmission system for transmitting fluid or electric power |
| CN210734442U (en) * | 2019-08-05 | 2020-06-12 | 连接里恩格公司 | Floating transmission structure and transmission system for transmitting fluid or electric power |
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