CN107366829A

CN107366829A - Transport LNG material-flow method

Info

Publication number: CN107366829A
Application number: CN201710663462.5A
Authority: CN
Inventors: 张冲; 韩网兆
Original assignee: Jiangsu Xun Long Energy Co Ltd
Current assignee: Jiangsu Xun Long Energy Co Ltd
Priority date: 2017-08-05
Filing date: 2017-08-05
Publication date: 2017-11-21
Anticipated expiration: 2037-08-05
Also published as: CN107366829B

Abstract

The invention discloses a kind of transport LNG material-flow method, S1, LNG tank case cargo ship enter LNG receiving stations or liquefaction plant harbour；S2, the synchronously filling of multiple tank case is carried out to the LNG tank case on LNG tank case cargo ship；LNG tank case cargo ship after S3, fluid injection leaves LNG receiving stations or liquefaction plant harbour, transports to destination；After S4, LNG tank case cargo ship arrive at, handling LNG tank case completes transport.The cost of this kind of material-flow method is less than the 66.7% of existing material-flow method, and cost of transportation declines 32.6%；Cycle of turnover is shorter, and the utilization rate of tank case is more preferable.

Description

Transport LNG material-flow method

Technical field

The present invention relates to the material-flow method of material-flow method, more particularly to transport LNG.

Background technology

LNG is the abbreviation of liquefied natural gas, for it is does a kind of clean energy resource, in terms of import, contributes to the energy to disappear Expense state realizes the diversification of energy supply；In terms of outlet, contribute to natural gas producing nation effective exploitation natural gas resource, increase Foreign exchange earnings, promote national economic development.

China just has in the coastal LNG projects of planning and implementation at present：Guangdong, Fujian, Zhejiang, Shanghai, Jiangsu, Shandong, Liaoning, Ningxia, Tangshan etc., ultimately form a coastal LNG receiving station and transmission pipeline network.

Existing conventional LNG middle and long distances transport is to deliver to coastal receiving station from gas field liquefaction plant to complete by bulk ship , then again by the loading station of receiving station to groove tank car entrucking, then transported by land tank car to end and use unit storage tank In come and go operation.

The basic data of conventional LNG stream mode is following (data below is by taking the receiving station of Guang Hui Qidong as an example)：

Coastal annual throughout is that 600,000 tons of LNG receiving stations construction investment amounts are about 2,500,000,000 RMB, and the construction period needs 7~8 years, In receiving station to end, 50 low temperature groove tank cars of input in need carry out the land transport of middle and long distance, receiving station and highway thing The people of streaming system operations staff about 150.Terminal temperature difference need to establish about 700,000 yuan of formula LNG storage tank investment/each end, and digestion uses 600000 tons of end needs 600 1000T/ using terminal enterprise, and the storage tank construction cost of using terminal is about 4.2 hundred million Member.Its highway transportation per ton needs the cost to be during using the average distance of highway transportation as 300km（0.5（T/Km）×300Km× 600000T reception amounts）+（600000T × 400 yuan/T receiving stations investment, operating cost）=reversible unit sheet is 3.1 hundred million yuan Share it is per ton to the about 550 yuan/T+liquefaction plant in end to receiving station's LNG ship freight charges in bulk be about 400 yuan/T, by with Upper service data is drawn to draw a conclusion：

Always input is about 3,000,000,000 yuans to the installations and facilities receive in year, store, transported, digest 600,000 tons of LNG, above-mentioned Expenditure of construction of the installations and facilities investment without LNG seagoing vessels in bulk；It is straight in from gas field liquefaction plant harbour to end user's hand It is about 950 yuans/T to connect freight charges；The configuration of the operation personnel of 150 people is needed, takes huge navigation channel port resources, middle length The highway transportation of distance can also take traffic resource.

The content of the invention

It is an object of the invention to provide a kind of material-flow method for the transport LNG for reducing LNG stream cost.

The present invention above-mentioned technical purpose technical scheme is that：A kind of transport LNG logistics side Method,

S1, LNG tank case cargo ship enter LNG receiving stations or liquefaction plant harbour；

S2, the synchronously filling of multiple tank case is carried out to the LNG tank case on LNG tank case cargo ship；

LNG tank case cargo ship after S3, fluid injection leaves LNG receiving stations or liquefaction plant harbour, transports to destination；

After S4, LNG tank case cargo ship arrive at, handling LNG tank case completes transport.

By using above-mentioned technical proposal, can be achieved directly to transport LNG tank case from LNG receiving stations or liquefaction plant harbour LNG tank case on ship is filled, and after arriving at the destination, can directly unload LNG tank case；The cost of this kind of means of transportation is such as Under：It is 1.98 hundred million yuan to build a quick cost for filling LNG tank case Ship for Transporting Module, and annual throughout, which is 600,000 tons, to be needed to build 3,700 × 500,000=3.5 hundred million yuan of input turnover LNG cryogenic tank cases, 30 dollies can meet from Russian husky Woods gas field liquefaction plant is breathed out to Jiangsu, the province's year of Shandong two digestion demand, because coastal receiving station need not be built, need to put into ship and LNG cryogenic tank cases and dollie gross investment are about 1,000,000,000 yuan, reduce 2,000,000,000 yuan on year-on-year basis, total input cost have dropped 66.7%。

Preferably, the S3 and S4 destination is the dangerous material berth of container terminal.

By using above-mentioned technical proposal, the operation personnel of container terminal is directly managed to LNG tank case, improves The utilization rate of container terminal, the operation personnel for avoiding 150 people of LNG receiving stations configure expense.

Preferably, include S5a after the S4;S5a, the LNG tank case cargo ship are by LNG tank case in container terminal Dangerous material reception area is unloaded, and is then transported by container flat car or railway.

By using above-mentioned technical proposal, gas field liquefaction plant shipment is realized, LNG tank case cargo ship is transported to container port Mouthful, then it is transported to terminal temperature difference by the way that flat car is short；It is coastal with Russian Sha Halin gas fields liquefaction plant to Jiangsu, the province of Shandong two Exemplified by container terminal, wherein freight charges are about that discharging charge 100 yuan/T+ flat cars are short is transported to for 500 yuan/T+ container hargours dress Terminal temperature difference（100KM × 0.4 yuan/T）Consistent 640 yuan/T of logistics progress whole on earth are completed, with 950 yuan/T's of prior art Cost of transportation is compared, and only cost of transportation just have dropped 32.6%.

Preferably, the S3 and S4 destination is the LNG receiving stations in inland river.

By using above-mentioned technical proposal, the LNG that LNG tank case cargo ship can enter inland river by the Changjiang river and canal is received Stand, the transport of LNG tank case is carried out by the flourishing water system in inland, more saves cost of transportation.

Preferably, include S5b after the S4；LNG in LNG tank case is passed through stream by S5b, the LNG tank case cargo ship Body handling facilities are delivered in the storage tank of LNG receiving stations in inland river.

By using above-mentioned technical proposal, the LNG in the LNG receiving stations storage tank in inland river is supplemented.

Preferably, the material-flow method can also transporting petroleum or ethene or LPG.

By using above-mentioned technical proposal, this kind of means of transportation is applicable not only to LPG, is equally applicable to other chemical liquids The transport of material.

Preferably, include S6 after the S4;S6.LNG tanks case in use, passes through detection module and wireless module Level condition in LNG tank case is fed back.

By using above-mentioned technical proposal, the liquid level situation inside logistics personnel control to LNG tank case is helped, to collect The LNG of user uses speed；It can also monitor in whole LNG tank case cargo ship transportation simultaneously, the inside feelings of LNG tank case Condition.

Preferably, include S7 after the S6；S7. when in the LNG tank case of feedback liquid level to need change when, pass through packaging Case flat car or railway are reclaimed to LNG tank case, and the LNG tank box installed of recovery is loaded into LNG tank case cargo ship.

By using above-mentioned technical proposal, liquid in LNG tank case will arrange to change LNG tank case before use terminates, The LNG tank case filled is consigned into user, then transported back the LNG tank case of sky in LNG tank case cargo ship, add next time Note；The recycling of LNG tank body is realized, reduces logistics cost.

Preferably, the quantity of the LNG tank case is 80-120, the LNG tank case volume is 46000L.

By using above-mentioned technical proposal, the individual middle-size and small-size LNG tank casees of 80-120 are once transported, reduce LNG tank case ship Size and cost so that the cycle of transport shortens, logistics it is more efficient.

In summary, the invention has the advantages that：The cost of this kind of material-flow method is less than existing material-flow method 66.7%, cost of transportation declines 32.6%；Cycle of turnover is shorter, and the utilization rate of tank case is more preferable.

Brief description of the drawings

Fig. 1 is the position relationship schematic diagram of platform in embodiment 7；

Fig. 2 is LNG storage tank and the position relationship schematic diagram of automatic butt jointing device in embodiment 7；

Fig. 3 is the structural representation of LNG storage tank in embodiment 7；

Fig. 4 is the enlarged diagrams of A portions shown in Fig. 3；

Fig. 5 is the structural representation of automatic butt jointing device in embodiment 7；

Fig. 6 is the diagrammatic cross-section of automatic butt jointing device in embodiment 7；

Fig. 7 is the diagrammatic cross-section of the securing rod and locking sleeve pipe of embodiment 7；

Fig. 8 is the structural representation of the second fixed plate in embodiment 7；

Fig. 9 is the structural representation of hoistable platform in embodiment 7；

Figure 10 is the enlarged diagrams of B portions shown in Fig. 9；

Figure 11 is the top view of the middle deck of embodiment 8;

Figure 12 is the schematic cross-section of female fill adapter of embodiment 9.

In figure, 1, platform；11st, LNG tank case；12nd, module is stored；13rd, tank body；14th, frame structure；15th, receiving terminal；16、 First fixed plate；17th, female fill adapter；18th, solenoid electric valve；19th, the second fixed plate；2nd, house steward；21st, swivel；22、 Low pressure LNG is managed；23rd, nitrogen tube；24th, instrument air pipe；26th, flare stack；3rd, automatic butt jointing device；31st, float plate；32nd, it is public to add Note joint；33rd, filler pipe；34th, tracheae is returned；35th, oil cylinder fixed block；36th, the 3rd fixed plate；37th, the first oil cylinder；38th, aviation Joint；39th, aviation socket；4th, guide pillar；41st, floating concentric mechanism；42nd, through hole；43rd, fixed part；44th, elastic component；45th, first Moving block；46th, the second moving block；5th, module is lifted；51st, the first pipeline；52nd, second pipe；53rd, connecting tube；54th, lifting is flat Platform；55th, the 3rd oil cylinder；6th, it is oriented to locking mechanism；61st, securing rod；62nd, sleeve pipe is locked；63rd, slid chamber；64th, the second oil cylinder；65、 Sliding part；66th, locking channel；67th, pearl is locked；68th, inclined-plane；69th, lock slots；7th, deck;71st, valve element；72nd, spring；73rd, filter Hole;74th, vacuum thermal insulation cavity.

Embodiment

The present invention is described in further detail below in conjunction with accompanying drawing.

This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, and means of transportation is not only Suitable for LPG, the transport of other chemical liquid materials is equally applicable to, those skilled in the art can after this specification is read To make the modification of no creative contribution to the present embodiment as needed, but as long as in scope of the presently claimed invention all Protected by Patent Law.

Embodiment 1：

S1, LNG tank case cargo ship enter liquefaction plant harbour；

LNG tank case cargo ship after S3, fluid injection leaves liquefaction plant harbour, transports the dangerous material pool to container terminal Position；

S4, LNG tank case cargo ship reach the dangerous material berth of container terminal, and handling LNG tank case completes transport；

S5a, the LNG tank case cargo ship unload dangerous material reception area of the LNG tank case in container terminal, then pass through packaging Case flat car is transported to user;

S6.LNG tanks case in use, is carried out anti-by detection module and wireless module to the level condition in LNG tank case Feedback；

S7. when in the LNG tank case of feedback liquid level to when needing to change, LNG tank case is carried out by container flat car or railway Recovery, and the LNG tank box installed of recovery is loaded into LNG tank case cargo ship.

Embodiment 2：

S1, LNG tank case cargo ship enter LNG receiving stations；

LNG tank case cargo ship after S3, fluid injection leaves LNG receiving stations, transports the dangerous material berth to container terminal；

S5a, the LNG tank case cargo ship unload dangerous material reception area of the LNG tank case in container terminal, then pass through railway Transport to user;

Embodiment 3：

S1, LNG tank case cargo ship enter LNG receiving stations；

Embodiment 4：

S1, LNG tank case cargo ship enter liquefaction plant harbour；

Embodiment 5：

S1, LNG tank case cargo ship enter liquefaction plant harbour；

LNG tank case cargo ship after S3, fluid injection leaves liquefaction plant harbour, transports the LNG receiving stations to inland river；

S4, LNG tank case cargo ship reach the LNG receiving stations in inland river, and handling LNG tank case completes transport;

LNG in LNG tank case is delivered to the LNG receiving stations in inland river by S5b, LNG tank case cargo ship by fluid assembly and disassembly equipment In storage tank;

Embodiment 6：

S1, LNG tank case cargo ship enter LNG receiving stations；

LNG in LNG tank case is delivered to the LNG receiving stations in inland river by S5b, LNG tank case cargo ship by fluid assembly and disassembly equipment In storage tank.

Embodiment 7：

As depicted in figs. 1 and 2, a kind of 11 synchronous loading system of more LNG tank casees, including multiple LNG tank casees 11（Fig. 1 is vertical view Figure）, it is an object of the invention to realize that the synchronization to multiple LNG tank casees 11 fills.

As depicted in figs. 1 and 2, the module 12 of storing of LNG tank case 11 includes setting platform 1 in the plane, opposed platforms 1 On LNG tank case 11 in being oppositely arranged, LNG tank case 11 is set side by side with multiple along local width direction（It is clear in order to show in Fig. 2 Chu, the LNG tank case 11 being set up in parallel is hidden）；In the height direction, LNG tank case 11 has been piled up two layers；In the length of platform 1 On direction, LNG storage tank may also set up multigroup.

As shown in Fig. 2 the system includes conveying LNG and conveying returns to the house steward 2 of gas, realize house steward 2 and store module The automatic butt jointing device 3 of the automatic butt of LNG tank case 11 in 12；When storing the pile of LNG tank case 11 in module 12 and having multilayer, The system also includes realizing that automatic butt jointing device 3 lifts, the lifting module 5 filled to the LNG tank case 11 piled up on upper strata.

As shown in figure 3, LNG tank case 11 includes being arranged on the frame structure 14 of outside and is arranged on the tank body 13 of inside, tank Body 13 is fixed by frame structure 14；One end of the length direction of LNG tank case 11 is provided with receiving terminal 15, as shown in figure 4, receiving terminal 15 Including the first fixed plate 16 fixed with frame structure 14；First fixed plate 16 includes two female fill adapters 17：One mother adds Note joint 17 is connected by two pipelines with tank body 13, and two pipelines each serve as normal filling LNG and in advance filling LNG effect Fruit（Precooling is carried out before tank body 13 is filling）；Another female fill adapter 17 is connected by a pipeline with tank body 13, works as filling During LNG, play a part of discharging the gas in tank body 13；Solenoid electric valve 18, control pipeline are both provided with each pipeline Keying.

As shown in figure 5, automatic butt jointing device 3 includes float plate 31, public fill adapter 32 is provided with float plate 31, public affairs add Noting joint 32 can be with female fill adapter 17 in the first fixed plate 16（In Fig. 4）Grafting connects；Two public fill adapters 32 are distinguished Be communicated with folding filler pipe 33 and it is folding return tracheae 34, filler pipe 33 and return tracheae 34 respectively with Fig. 2 House steward 2 connects.

As shown in fig. 6, the fixed plate 36 of oil cylinder fixed block 35 and the 3rd is disposed with after float plate 31, float plate 31 and oil Cylinder fixed block 35 connects.The first oil cylinder 37 is fixed with 3rd fixed plate 36, the piston rod of the first oil cylinder 37 is fed through the 3rd and consolidated After fixed board 36, promote oil cylinder fixed block 35 and float plate 31 to be moved to the first fixed plate 16, make female fill adapter 17 with it is above-mentioned male Fill adapter 32 connects.

As shown in figure 5, Aviation Connector 38 and aviation socket 39 are correspondingly arranged in the fixed plate 16 of float plate 31 and first, After the first oil cylinder 37 promotes float plate 31 to be moved to the first fixed plate 16, Aviation Connector 38 is docked with aviation socket 39, and then Control solenoid electric valve 18.

As shown in figure 8, four guide pillars 4 are provided between the 3rd fixed plate 36 and oil cylinder fixed block 35, one end of guide pillar 4 Fixed with oil cylinder fixed block 35, while guide pillar 4 is fed through the 3rd fixed plate 36, when the first oil cylinder 37 promotes float plate 31 to move When, guide pillar 4 coordinates with the 3rd fixed plate 36, serves the effect of guiding.

As shown in figure 5, the process relatively or contrarily moved to the first fixed plate 16 in the first oil cylinder 37 promotion float plate 31 In, male fill adapter 32 and above-mentioned female fill adapter 17 dock.Docked to reduce male fill adapter 32 with female fill adapter 17 When, abrasion that concentricity is not enough brought.As shown in fig. 6, floating is provided between float plate 31 and oil cylinder fixed block 35 to the heart Mechanism 41.

The structure of floating concentric mechanism 41 is：

As shown in fig. 6, floating concentric mechanism 41 includes the through hole 42 through float plate 31, fixed part is provided with through hole 42 43, fixed part 43 is fed through through hole 42, both ends the radially extending along through hole 42 of the length direction of fixed part 43, fixed part 43 The both ends of length direction diametrically protrude from through hole 42, play a part of clamping float plate 31 and oil cylinder fixed block 35, Gu Determine portion 43 and limit the movement of float plate 31 and oil cylinder fixed block 35 in the horizontal direction；The piston of the oil cylinder 37 of fixed part 43 and first Bar connects, so as to which thrust and pulling force are transferred in float plate 31 and oil cylinder fixed block 35.

As shown in figure 8, in the height direction, the corner location of the inner side of float plate 31 is provided with elastic component 44, elastic component 44 be spring, and one end of each spring is connected by the first moving block 45 with float plate 31, and the other end of each spring passes through Two moving blocks 46 are connected with oil cylinder fixed block 35.And then float plate 31 and oil cylinder fixed block 35 are in the height direction after stress（On When stating male fill adapter 32 and being docked with female fill adapter 17, active force that concentricity is not enough brought）, elastic component 44 can stretch or press Contracting, makes male fill adapter 32 and female fill adapter 17 be aligned in the height direction.

As shown in figure 5, in order to ensure that the first fixed plate 16 and float plate 31 in docking, are in the lock state, float plate 31 and first are provided between fixed plate 16 and are oriented to locking mechanism 6.

As shown in figure 5, guiding locking mechanism 6 includes the securing rod 61 being arranged in float plate 31 and is arranged on the first fixation Locking sleeve pipe 62 on plate 16, when the first oil cylinder 37 promotes float plate 31 to be moved to the first fixed plate 16, securing rod 61 moves into Lock in sleeve pipe 62, play a part of being oriented to and position；As shown in fig. 6, slid chamber 63 is provided with securing rod 61, float plate 31 The second oil cylinder 64 is provided with the back side of securing rod 61, the piston rod of the second oil cylinder 64 is connected with sliding part 65, and sliding part 65 is slided Shifting is connected in slid chamber 63；As shown in fig. 7, the end set of securing rod 61 has a circle locking channel 66, locking channel 66 with Slid chamber 63 connects, and is rolled in locking channel 66 and is connected with locking pearl 67；The end set of sliding part 65 has inclined-plane 68, works as slip When part 65 moves under the drive of the second oil cylinder 64 to locking pearl 67, locking pearl 67 ejects locking by the inclined-plane 68 of sliding part 65 and led to The part of road 66（I.e. locking pearl 67 protrudes from the dry outer surface of locking）, then lock the lock slots that the insertion of pearl 67 locks sleeve pipe 62 In 69, prevent securing rod 61 from departing from locking sleeve pipe 62.

As shown in figure 5, folding filler pipe 33 and the folding material for returning to tracheae 34 are transport low temperature LNG liquid Special pipeline；Because filler pipe 33 and return tracheae 34 are formed by connecting by more pipelines, filler pipe 33 and return tracheae 34 Folding realize that swivel 21 not only realizes pipeline and pipeline by being provided with swivel 21 between adjacent tubes Between rotation, while the connection between adjacent channel can also be realized by swivel 21.Floated when the second oil cylinder 64 promotes Plate 31 to the first fixed plate 16 move when, by the filler pipe 33 in folded state and return tracheae 34 can extend, realize pair The filling of LNG tank case 11；When the second oil cylinder 64 withdraws float plate 31, filler pipe 33 and return tracheae 34 fold.

As shown in Figure 10, house steward 2 functionally classifies, including at least five, be respectively low pressure LNG pipes 22, nitrogen tube 23, Instrument air pipe 24, return to tracheae 34 and flare stack 26.Nitrogen tube 23 serves the work of LNG in displacement house steward 2 and LNG tank case 11 With；Torch is connected to after flare stack 26, plays a part of burning the remaining LNG in house steward 2（LNG across the sea also can be directly right Outer emptying）；Low pressure LNG pipes 22 are communicated to filler pipe 33, play a part of that LNG tank case 11 is carried out to fill LNG, low pressure LNG pipes 22 other end is liquid feeding end, and liquid feeding end is the position for supplying low pressure LNG；Return tracheae 34, which is communicated with, returns air return end, returns to gas The pipeline tapping of gas is discharged at end, and in filling process, the gas in LNG tank case 11 is discharged；Instrument air pipe 24 is to logical Cross the valve injection gas of pressure control.

As shown in figure 9, in order to realize the lift action of lifting module 5, house steward 2, which is divided into, to be arranged on hoistable platform 54 Second pipe 52 and the first pipeline 51 for being arranged on the both sides of hoistable platform 54, the first pipeline 51 and second pipe 52 pass through connecting tube 53 connections；First pipeline 51 and second pipe 52 include low pressure LNG pipes 22 in Figure 10, nitrogen tube 23, instrument air pipe 24, Return to tracheae 34 and flare stack 26.Filler pipe 33 and return tracheae 34 on i.e. above-mentioned automatic butt jointing device 3, are communicated to the second pipe In road 52.

As shown in Figure 10, connecting tube 53 includes more, and in embodiment 1, connecting tube 53 is four, positioned at the connection of head end A pipeline connection in the pipeline 51 of pipe 53 and first, positioned at the connecting tube 53 of a tail end pipe corresponding with second pipe 52 Road is connected, and adjacent connecting tube 53 is rotatablely connected and connected by swivel 21.When hoistable platform 54 rises, more connections Pipe 53 stretches, and when hoistable platform 54 declines, more connecting tubes 53 mutually fold.

Lifted as shown in figure 9, hoistable platform 54 is realized by the 3rd oil cylinder 55, the 3rd oil cylinder 55 is provided with embodiment 1 Three, the bottom of the 3rd oil cylinder 55 may be provided at platform below 1 or platform more than 1, the piston rod of the 3rd oil cylinder 55 and lifting are flat The bottom connection of platform 54；Automatic butt jointing device 3 is arranged on the side of hoistable platform 54 or opposite both sides, automatic butt jointing device 3 The LNG tank case 11 that LNG tank case 11 or both sides multiple, to side are distributed with along the length direction of second pipe 52 fills.

The course of work of embodiment 7 is：Hoistable platform 54 is risen or fallen to the position of platform 1, until public fill adapter 32 It is aligned with female fill adapter 17, in lifting process, connecting tube 53 folds；Then the first oil cylinder 37 by float plate 31 to One fixed plate 16 promotes, and in pushing course, male fill adapter 32 is docked and connected with female fill adapter 17, and securing rod 61 enters lock Determine in sleeve pipe 62, then the second oil cylinder 64 promotes sliding part 65 to move, and locking pearl 67 is embedded in lock slots 69, avoids float plate 31 depart from the first fixed plate 16；During male fill adapter 32 docks with female fill adapter 17, in the work of elastic component 44 Under, float plate 31 moves in the height direction with oil cylinder fixed block 35, avoid the male box mother fill adapter 17 of fill adapter 32 it Between shock；Solenoid electric valve 18 is opened, and after the precooling of LNG tank case 11, filler pipe 33 injects low pressure LNG in LNG tank case 11, returns The synchronous gas by LNG tank case 11 of muffler 34 is discharged.After LNG tank case 11 in same level fills, electricity Magnet valve control LNG tank, filler pipe 33 and return tracheae 34 are closed, and the second oil cylinder 64 and the first oil cylinder 37 are gradually withdrawn.Then rise Drop platform 54 moves up, and repeats the above steps, realizes to the filling of more LNG tank casees 11.

Embodiment 8：

As shown in figure 11, a kind of LNG tank case cargo ship, including deck 7, the more LNG tank casees being provided with deck 7 in embodiment 1 Synchronous loading system, while LNG stores module 12 and is arranged on deck 7, the main body of the 3rd oil cylinder 55 may be provided at deck 7 with Under, the piston rod of the 3rd oil cylinder 55 can be fed through deck 7 and is connected with the hoistable platform 54 described in Figure 10 on deck 7.

The operation principle of embodiment 8 is identical with the operation principle of embodiment 7, and LNG receiving stations or liquefaction plant harbour pass through Oil filling riser inculcates low pressure LNG to house steward 2, realizes that the synchronization to multiple LNG tank casees 11 on LNG tank case cargo ship is filling.

Embodiment 9：

As shown in figure 12, Figure 11 is the schematic cross-section of female fill adapter 17, and vacuum is provided with the inwall of female fill adapter 17 Thermal insulation cavity 74, vacuum thermal insulation cavity 74 set by being provided with vacuum thermal insulation cavity 74, Jin Ergong around female fill adapter 17 Subzero 100 degree of low pressure LNG in fill adapter 32, in filling process, the outer surface of public fill adapter 32 will not be caused to freeze, Male fill adapter 32 is preferably inserted in above-mentioned female fill adapter 17, reduce the problem of wearing.

Check valve is provided with female fill adapter 17, after above-mentioned male fill adapter 32 is inserted in female fill adapter 17, Above-mentioned public fill adapter 32 promotes valve element 71 to be moved rearwards, and the low pressure LNG in male fill adapter 32 is filled by filter opening 73 to mother Flow, realized to the filling of above-mentioned LNG tank case in joint 17；Simultaneously after above-mentioned male fill adapter 32 leaves female fill adapter, Spring 72 drives valve element 71 to move, and blocks female fill adapter 17.

Claims

A kind of 1. transport LNG material-flow method, it is characterised in that：

S1, LNG tank case cargo ship enter LNG receiving stations or liquefaction plant harbour；

S2, the synchronously filling of multiple tank case is carried out to the LNG tank case on LNG tank case cargo ship；

LNG tank case cargo ship after S3, fluid injection leaves LNG receiving stations or liquefaction plant harbour, transports to destination；

After S4, LNG tank case cargo ship arrive at, handling LNG tank case completes transport.
2. transport LNG according to claim 1 material-flow method, it is characterised in that：The destination of the S3 and S4 are collection The dangerous material berth of container berth.
3. transport LNG according to claim 1 material-flow method, it is characterised in that：Include S5a after the S4;

S5a, the LNG tank case cargo ship unload dangerous material reception area of the LNG tank case in container terminal, then pass through packaging Case flat car or railway are transported.
4. transport LNG according to claim 1 material-flow method, it is characterised in that：The destination of the S3 and S4 are interior The LNG receiving stations in river.
5. transport LNG according to claim 4 material-flow method, it is characterised in that：Include S5b after the S4；

The LNG that LNG in LNG tank case is delivered to inland river by S5b, the LNG tank case cargo ship by fluid assembly and disassembly equipment is received In the storage tank stood.
6. transport LNG according to claim 1 material-flow method, it is characterised in that：The material-flow method can also transport stone Oil or ethene or LPG.
7. transport LNG according to claim 1 material-flow method, it is characterised in that：Include S6 after the S4;

S6.LNG tanks case in use, is carried out anti-by detection module and wireless module to the level condition in LNG tank case Feedback.
8. transport LNG according to claim 7 material-flow method, it is characterised in that：Include S7 after the S6；

S7. when in the LNG tank case of feedback liquid level to when needing to change, LNG tank case is carried out by container flat car or railway Recovery, and the LNG tank box installed of recovery is loaded into LNG tank case cargo ship.
9. transport LNG according to claim 1 material-flow method, it is characterised in that：The quantity of the LNG tank case is 80- 120, the LNG tank case volume is 46000L.