CN105857513A - Shuttle LNG ship for marine LNG transportation - Google Patents
Shuttle LNG ship for marine LNG transportation Download PDFInfo
- Publication number
- CN105857513A CN105857513A CN201610430911.7A CN201610430911A CN105857513A CN 105857513 A CN105857513 A CN 105857513A CN 201610430911 A CN201610430911 A CN 201610430911A CN 105857513 A CN105857513 A CN 105857513A
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- China
- Prior art keywords
- lng
- ship
- forth
- cabin
- cargo hold
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B3/00—Hulls characterised by their structure or component parts
- B63B3/14—Hull parts
- B63B3/16—Shells
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B11/00—Interior subdivision of hulls
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a shuttle LNG ship for marine LNG transportation. The shuttle LNG ship comprises a ship body, an operation system and a gas-phase tube, wherein the operation system is mounted inside the ship body; the operation system comprises an LNG transportation subsystem which is mounted at a fore peak deck part, a surrounding subsystem arranged inside a cargo cabin, thrusting subsystems which are respectively mounted inside a front propulsion equipment cabin and a tail propulsion equipment cabin, and a power positioning subsystem which is mounted inside an engine room; the LNG transportation subsystem comprises two liquid-phase tubes; two ends of each of the two liquid-phase tubes are respectively connected with the cargo cabin and an external FLNG device during operation; two ends of the gas-phase tube are respectively connected with the cargo cabin and the FLNG device during operation. By changing the main size of the shuttle LNG ship disclosed by the invention, the ship body can be elongated to be applicable to severe ocean conditions, and serial connection between the FLNG device and the shuttle LNG ship can be achieved; in addition, the surrounding system is arranged inside the cargo cabin, then the cargo cabin can carry low-temperature liquid LNG cargo, and the surrounding system can meet the requirement that the loading liquid level height of the cargo cabin is not limited.
Description
Technical field
The present invention relates to marine transportation field, be specifically related to a kind of LNG that shuttles back and forth for marine LNG transport
Ship.
Background technology
LNG (liquefied natural gas, the hereinafter referred to as LNG) ship that shuttles back and forth is a kind of traffic realizing marine LNG conveying
Instrument, is transported to land by the LNG that FLNG (Floating Liquefied Natural Gas, hereinafter referred to as FLNG) device produces
In terminal or FSRU (Floating Storage gasification installation, hereinafter referred to as FSRU).
Marine LNG conveying operation is divided into two ships sides to lean on and string is by two ways.Other outer defeated operation, two ships are also
Row, are connected by many mooring lines between hull, and install how group fender prevents the relative motion between two hulls
Cause collision, it is adaptable to gentle sea conditions.Going here and there outer defeated operation, two bow tails are relative, between hull
Keep bigger distance, be suitable for the most severe sea conditions.
During the outer defeated operation of marine LNG, the liquid level of LNG cargo hold is in constantly change, meanwhile, and boats and ships
All the time being kept in motion, the shock loading suffered by cargo hold is bigger.In this case, conventional LNG transport
Ship, especially has the LNG ship of shuttling back and forth of film type cargo hold containment system, owing to cargo hold loads liquid level tool
There is certain restriction scope, it may be difficult to meet and the complex situations of the marine outer defeated operation of reply, be not suitable as
The LNG ship of shuttling back and forth of marine LNG conveying operation.
Chinese invention patent (CN 1170729C) discloses a kind of natural for transportation of liquefied between two ships
The system of gas (LNG), this system includes: a coupling head and a connection unit, this coupling head is arranged on flexibility
On pipe device one end, and it is designed to be affixed to when not in use on a platform of a ship one end, even
Order unit is arranged on one end of another ship, and includes an introducing funnel, and the shape introducing funnel is used for
Coupling head is incorporated into a latched position, and in latched position, pipe device can be arranged on coupling head by one
On the conveying pipe that is connected on ship of valve system on, coupling head is further provided with a guide and is connected
On at least one lead-in, in order to guide coupling head to connection by a winch mechanism on another ship
The introducing of unit.
But, in system for offshore transfer mentioned above, use the mode leaned on side and carry out the conveying of LNG,
Being only applicable to the marine site that sea situation is the mildest, the cargo hold of LNG ship of additionally shuttling back and forth loads liquid level to be had necessarily
Restriction scope, and then the marine site that sea situation is poor can not be met.
Summary of the invention
For the above-mentioned problems in the prior art, it is desirable to provide a kind of shuttling back and forth for marine LNG transport
LNG ship, the mode using string to lean on carries out the transport of LNG, and the loading liquid level additionally for cargo hold does not limit
System, it is adaptable to the marine site that sea situation is poor.
Concrete technical scheme is as follows:
A kind of LNG ship of shuttling back and forth for marine LNG transport, including: a hull, in long and narrow fusiformis；One
Operating system, is installed in hull, controls hull and carries out the transport of LNG；Further, hull is confessed one's crime to tail bag
Including first Peak Tank, stem puopulsion equipment cabin, cargo hold, cabin and afterbody puopulsion equipment cabin, operating system includes
Being installed on the LNG transmission subsystem at first position, Peak Tank deck, be arranged in cargo hold goes along with sb. to guard him subsystem, respectively
Be installed on stem puopulsion equipment cabin and afterbody puopulsion equipment cabin advance subsystem and be installed in cabin dynamic
Power positioning subsystem；Wherein, LNG transmission subsystem includes: two liquid-phase tubes, two ends respectively with cargo hold and outer
Portion's FLNG device is connected, and is delivered in cargo hold by the LNG of output in FLNG device；A piece gas phase pipe, two
End is connected with cargo hold and FLNG device respectively, and the gas intercommunication in cargo hold keeps the pressure balance of cargo hold；First
Puopulsion equipment cabin, portion and afterbody puopulsion equipment cabin are each provided with some all-direction propellers respectively, and each
Platform all-direction propeller is all connected with advancing subsystem；Use string by even between LNG ship of shuttling back and forth and FLNG device
Connect；The goods amount of the loading LNG of hull 80,000 sides to 100,000 sides.
Shuttle back and forth in LNG ship what the present invention provided, also have the feature that, cargo hold is arranged in order setting
Several are had to store the LNG tank of LNG.
Shuttle back and forth in LNG ship what the present invention provided, also have the feature that, stem puopulsion equipment cabin and tail
Puopulsion equipment cabin, portion respectively arranges two all-direction propellers.
Shuttle back and forth in LNG ship what the present invention provided, also have the feature that, cabin is provided with residential area
With the operation battery limits placing LNG ship of shuttling back and forth.
Shuttle back and forth in LNG ship what the present invention provided, also have the feature that, in afterbody puopulsion equipment cabin
Two described all-direction propellers provide from air power for LNG ship of shuttling back and forth, and run the speed of a ship or plane more than or equal to 15
Joint.
The good effect of technique scheme is:
The LNG ship of shuttling back and forth that the present invention provides is shuttled back and forth by change the major dimension of LNG ship, will the goods of loading LNG
Amount is arranged between 80,000 sides to 100,000 sides so that hull becomes long and narrow, adapts to severe sea conditions, real
Existing FLNG device by being connected, additionally arranges containment system with the string shuttled back and forth between LNG ship in cargo hold, in order to
Cargo hold carrying low temperature LNG liquid goods, containment system also adapts to the cargo hold loading unrestricted requirement of liquid level.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of a kind of LNG ship of shuttling back and forth for marine LNG transport of the present invention
Figure；
Fig. 2 is the structured flowchart of the embodiment of a kind of LNG ship of shuttling back and forth for marine LNG transport of the present invention；
Fig. 3 is a kind of knot of hull in the embodiment of the LNG ship of shuttling back and forth of marine LNG transport of the present invention
Structure block diagram；
Fig. 4 is a kind of operating system in the embodiment of the LNG ship of shuttling back and forth of marine LNG transport of the present invention
Structured flowchart；
Fig. 5 is the structured flowchart of LNG transmission subsystem in Fig. 4；
Fig. 6 is that a kind of of the present invention transports LNG in the embodiment of the LNG ship of shuttling back and forth of marine LNG transport
Fundamental diagram.
In accompanying drawing: 1, hull；11, first Peak Tank；12, stem puopulsion equipment cabin；13, cargo hold；131、
LNG tank；14, cabin；15, afterbody puopulsion equipment cabin；16, all-direction propeller；2, operating system；
21, LNG transmission subsystem；22, subsystem is gone along with sb. to guard him；211, liquid-phase tube；212, gas phase pipe；23, advance
Subsystem；24, dynamic positioning subsystem；3, FLNG device.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and be easy to understand with effect,
The LNG ship of shuttling back and forth for marine LNG transport that following example combine 1 to 6 couple of present invention of accompanying drawing and provide is done
It is specifically described.
Fig. 1 is the structural representation of the embodiment of a kind of LNG ship of shuttling back and forth for marine LNG transport；Fig. 2
Structured flowchart for the embodiment of a kind of LNG ship of shuttling back and forth for marine LNG transport；Fig. 3 is that one is used for
The structured flowchart of hull in the embodiment of the LNG ship of shuttling back and forth of marine LNG transport；Fig. 4 is a kind of for sea
The structured flowchart of operating system in the embodiment of the LNG ship of shuttling back and forth of LNG transport；As shown in Figure 1, Figure 2, Fig. 3 with
And shown in Fig. 4, a kind of LNG ship of shuttling back and forth for marine LNG transport that the present embodiment provides, as will outward
In portion's FLNG device 3, the LNG of output transports to land terminal or FSRU；This LNG ship of shuttling back and forth includes one
Hull 1 and an operating system 2.
Concrete, it is internal that operating system 2 is installed on hull 1, control hull 1 carry out LNG transport and
The navigation of LNG ship of shuttling back and forth, wherein, the hull 1 of LNG ship of shuttling back and forth is in long and narrow fusiformis, and loads LNG's
Goods amount is between 80,000 sides to 100,000 sides.
Wherein, it is to reduce the horizontal stroke of hull 1 under the conditions of severe sea condition that the principal dimensions of LNG ship of shuttling back and forth selects
Shake, pitching, the kinematic parameter such as heave, effectively reduce the hull 1 shock loading in severe sea condition.
Hull 1 confess one's crime to tail divide headed by Peak Tank 11, stem puopulsion equipment cabin 12, cargo hold 13, cabin 14
And afterbody puopulsion equipment cabin 15, wherein, stem puopulsion equipment cabin 12 and afterbody puopulsion equipment cabin 15 in order to
Install and advance subsystem 23, as the power resources of LNG ship of shuttling back and forth；Cargo hold 13 is positioned at and shuttles back and forth in LNG ship
Portion, in order to store LNG；It is provided with residential area on cabin 14 and placement is shuttled back and forth the operation battery limits of LNG ship.
Operating system 2 include LNG transmission subsystem 21, go along with sb. to guard him subsystem 22, advance subsystem 23 and
Dynamic positioning subsystem 24, wherein, LNG transmission subsystem 21 is installed on the position, deck of first Peak Tank 11,
In order to accept the LNG of output in FLNG device 3；Go along with sb. to guard him subsystem 22 and be arranged at the interior of cargo hold 13, in order to
The LNG liquid goods of carrying low temperature, goes along with sb. to guard him subsystem 22 and can adapt to cargo hold 13 to load liquid level unrestricted
Requirement；Subsystem 23 is advanced to be respectively arranged in stem puopulsion equipment cabin 12 and afterbody puopulsion equipment cabin 15,
In order to control the power-equipment operating in stem puopulsion equipment cabin 12 and afterbody puopulsion equipment cabin 15；Power is fixed
Sub-systems 24 is installed in cabin 14, in order to manipulate and to realize the dynamic positioning function of this ship.
In a preferred embodiment, as it is shown in figure 1, stem puopulsion equipment cabin 12 sets with afterbody propelling
Standby cabin 15 is each provided with two all-direction propellers 16 respectively, and all-direction propeller 16 is all sub with propelling
System 23 is connected with dynamic positioning subsystem 24, under the sea conditions of wave height 4-5m, meets power fixed
The reliability requirement of position, it is ensured that LNG ship of shuttling back and forth realizes the outer defeated smooth operations of marine LNG.
In a preferred embodiment, as it is shown in figure 1, two in afterbody puopulsion equipment cabin 15 are returned entirely
Turn propeller 16 can be shuttle back and forth LNG ship provide from air power, and run the speed of a ship or plane more than or equal to 15 joint.
In a preferred embodiment, as it is shown in figure 1, cargo hold 13 is arranged in order and is provided with several
Store the LNG tank 131 of LNG, 4 LNG tank 131 of preferential selection.
Fig. 5 is the structured flowchart of LNG transmission subsystem in Fig. 4；Fig. 6 is a kind of for marine LNG transport
LNG ship of shuttling back and forth embodiment in transport the fundamental diagram of LNG；As shown in Figure 5 and Figure 6, in one
In preferred embodiment, LNG transmission subsystem 21 includes two liquid-phase tubes 211 and a gas phase pipe 212,
Wherein, the two ends of liquid-phase tube 211 connect FLNG device 3 and the cargo hold 13 shuttled back and forth in LNG ship respectively, will
In FLNG device 3 LNG of output be delivered to shuttle back and forth LNG ship cargo hold 13 in, the two ends of gas phase pipe 212 are divided
Lian Jie FLNG device 3 and the cargo hold 13 that shuttles back and forth in LNG ship, it is achieved gas intercommunication keeps the pressure of cargo hold to put down
Weighing apparatus, it is simple to the input of LNG so that FLNG device 3, liquid-phase tube 211, LNG ship of shuttling back and forth cargo hold 13 with
And between gas phase pipe 212, form the circulation of a LNG conveying.
Hereinafter, illustrate with a kind of specific embodiment, it should be pointed out that in implementation below
Described structure, technique, selection are only in order to illustrate the feasibility of embodiment, and the unrestricted present invention protects
Protect the intention of scope.
First will shuttle back and forth and carry out between LNG ship with FLNG device 3 going here and there by being connected, then by two liquid-phase tubes
211 and gas phase pipe 212 be connected on FLNG device 3 and the cargo hold 13 that shuttles back and forth in LNG ship, will
The LNG of FLNG device 3 be delivered to shuttle back and forth LNG ship cargo hold 13 in, be then turned off FLNG device 3 and wear
Connection between shuttle LNG ship, leaves the LNG ship of shuttling back and forth storing LNG to land terminal or FSRU, will
The LNG in LNG ship that shuttles back and forth is input to land terminal or FSRU, thus reduce FLNG device 3 underproduction or
The probability that person stops production, it is ensured that the annual effective operation time of FLNG device 3, improves production capacity.
The LNG ship of shuttling back and forth that the present embodiment provides shuttles back and forth by change the major dimension of LNG ship, will loading LNG
Goods amount is arranged between 80,000 sides to 100,000 sides so that hull 1 becomes long and narrow, adapts to severe sea conditions,
The string realizing FLNG device 3 and shuttle back and forth between LNG ship, by being connected, additionally arranges in cargo hold 13 and goes along with sb. to guard him son
System, carries the LNG liquid goods of low temperature in order to cargo hold 13, and containment system also can adapt to cargo hold 13 and loads liquid
The most unrestricted requirement in position.
These are only preferred embodiment of the present invention, not thereby limit embodiments of the present invention and protection model
Enclose, to those skilled in the art, it should in can appreciate that all utilization description of the invention and diagram
Equivalent done by appearance and the scheme obtained by obvious change, all should be included in the present invention's
In protection domain.
Claims (5)
1. the LNG ship of shuttling back and forth for marine LNG transport, it is characterised in that including:
One hull, in long and narrow fusiformis；
One operating system, is installed in described hull, controls described hull and carries out the transport of LNG；
Further, described hull confess one's crime to tail include first Peak Tank, stem puopulsion equipment cabin, cargo hold, cabin and
Afterbody puopulsion equipment cabin；Described operating system includes LNG transmission being installed on described first position, Peak Tank deck
System, be arranged in described cargo hold go along with sb. to guard him subsystem, be respectively arranged in described stem puopulsion equipment cabin and institute
That states afterbody puopulsion equipment cabin advances subsystem and the dynamic positioning subsystem being installed in described cabin；
Wherein, described LNG transmission subsystem includes:
Two liquid-phase tubes, two ends are connected with described cargo hold and outside FLNG device respectively, are filled by described FLNG
The LNG putting output is delivered in described cargo hold；
A piece gas phase pipe, two ends are connected with described cargo hold and described FLNG device respectively, by described cargo hold
Gas intercommunication keeps the pressure balance of cargo hold；
Described stem puopulsion equipment cabin and described afterbody puopulsion equipment cabin are each provided with some full circle swingings respectively
Propeller, and each described all-direction propeller be all connected with described propelling subsystem；The described LNG that shuttles back and forth
Use string by being connected between ship with described FLNG device；The goods amount of the loading LNG of described hull is 80,000 sides extremely
100000 sides.
LNG ship of shuttling back and forth the most according to claim 1, it is characterised in that be arranged in order in described cargo hold
It is provided with several LNG tank storing LNG.
LNG ship of shuttling back and forth the most according to claim 1, it is characterised in that described stem puopulsion equipment cabin
Two all-direction propellers are respectively set with in described afterbody puopulsion equipment cabin.
LNG ship of shuttling back and forth the most according to claim 1, it is characterised in that be provided with residence on described cabin
The operation battery limits of LNG ship of shuttling back and forth described in settlement and placement.
LNG ship of shuttling back and forth the most according to claim 1, it is characterised in that in afterbody puopulsion equipment cabin
Two described all-direction propellers provide from air power for LNG ship of shuttling back and forth, and run the speed of a ship or plane more than or equal to 15
Joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610430911.7A CN105857513B (en) | 2016-06-16 | 2016-06-16 | A kind of shuttle LNG ship for marine LNG transport |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610430911.7A CN105857513B (en) | 2016-06-16 | 2016-06-16 | A kind of shuttle LNG ship for marine LNG transport |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105857513A true CN105857513A (en) | 2016-08-17 |
| CN105857513B CN105857513B (en) | 2019-09-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610430911.7A Active CN105857513B (en) | 2016-06-16 | 2016-06-16 | A kind of shuttle LNG ship for marine LNG transport |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111731442A (en) * | 2020-07-02 | 2020-10-02 | 南通中远海运船务工程有限公司 | Special engineering ship suitable for deep sea crude oil transfer |
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| CN202686739U (en) * | 2012-06-21 | 2013-01-23 | 中国海洋石油总公司 | LNG (Liquid Natural Gas) transport ship suitable for frequently entering and leaving port in narrow water channel |
| CN103237728A (en) * | 2010-11-30 | 2013-08-07 | 单浮筒系泊公司 | Floating LNG plant |
| CN104890820A (en) * | 2015-07-01 | 2015-09-09 | 中国船舶工业集团公司第七〇八研究所 | Floating liquefied natural gas production, storage and unloading device adaptive to adverse sea conditions |
| CN105160506A (en) * | 2015-08-05 | 2015-12-16 | 中国海洋石油总公司 | Crude oil output security protection system of FPSO device |
| CN105584619A (en) * | 2016-03-08 | 2016-05-18 | 上海船舶研究设计院 | Collision bulkhead with ventilating function for small LNG transport ship |
-
2016
- 2016-06-16 CN CN201610430911.7A patent/CN105857513B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103237728A (en) * | 2010-11-30 | 2013-08-07 | 单浮筒系泊公司 | Floating LNG plant |
| CN202686739U (en) * | 2012-06-21 | 2013-01-23 | 中国海洋石油总公司 | LNG (Liquid Natural Gas) transport ship suitable for frequently entering and leaving port in narrow water channel |
| CN104890820A (en) * | 2015-07-01 | 2015-09-09 | 中国船舶工业集团公司第七〇八研究所 | Floating liquefied natural gas production, storage and unloading device adaptive to adverse sea conditions |
| CN105160506A (en) * | 2015-08-05 | 2015-12-16 | 中国海洋石油总公司 | Crude oil output security protection system of FPSO device |
| CN105584619A (en) * | 2016-03-08 | 2016-05-18 | 上海船舶研究设计院 | Collision bulkhead with ventilating function for small LNG transport ship |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111731442A (en) * | 2020-07-02 | 2020-10-02 | 南通中远海运船务工程有限公司 | Special engineering ship suitable for deep sea crude oil transfer |
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| CN105857513B (en) | 2019-09-13 |
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