CN113928482A - Thin film type LNG ship cargo hold structure applied to inland river - Google Patents
Thin film type LNG ship cargo hold structure applied to inland river Download PDFInfo
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- CN113928482A CN113928482A CN202111435144.6A CN202111435144A CN113928482A CN 113928482 A CN113928482 A CN 113928482A CN 202111435144 A CN202111435144 A CN 202111435144A CN 113928482 A CN113928482 A CN 113928482A
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- 239000010409 thin film Substances 0.000 title claims abstract description 20
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 22
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 34
- 229910000831 Steel Inorganic materials 0.000 claims description 25
- 239000010959 steel Substances 0.000 claims description 25
- 239000012528 membrane Substances 0.000 claims description 22
- 229910052742 iron Inorganic materials 0.000 claims description 16
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 2
- 238000009954 braiding Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 7
- 230000002411 adverse Effects 0.000 abstract description 6
- 235000000396 iron Nutrition 0.000 abstract description 5
- 239000003949 liquefied natural gas Substances 0.000 description 51
- 230000003139 buffering effect Effects 0.000 description 9
- 239000007788 liquid Substances 0.000 description 8
- 239000010408 film Substances 0.000 description 6
- 230000007547 defect Effects 0.000 description 2
- 210000005069 ears Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
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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
- B63B25/00—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby
- B63B25/02—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods
- B63B25/08—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid
- B63B25/12—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid closed
-
- 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
- B63B3/20—Shells of double type
-
- 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
- B63B3/48—Decks
-
- 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
- B63B3/56—Bulkheads; Bulkhead reinforcements
-
- 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
- B63B3/62—Double bottoms; Tank tops
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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 relates to a thin film type LNG cargo hold structure applied to inland rivers, which is a closed structure consisting of a double-layer bottom, double sides and double decks, wherein the double-side structure comprises an outer plate, a man-shaped longitudinal bone, an inner longitudinal wall, longitudinal bones, rib plates and buffer flat irons, the outer plate and the inner longitudinal wall are arranged in parallel to form a double-layer structure, the inner side of the outer plate is provided with a plurality of the man-shaped longitudinal bones, one side of the inner longitudinal wall, close to the man-shaped longitudinal bones, is provided with a plurality of the longitudinal bones, the cargo hold structure is provided with a plurality of the parallel rib plates in the longitudinal direction, the rib plates are respectively vertical to the longitudinal bones, the buffer flat irons are fixed on one side of the rib plates to serve as a panel, and the end parts of the buffer flat irons are abutted against the man-shaped longitudinal bones. The thin film type LNG ship cargo hold structure applied to the inland river has brand-new structural arrangement on the cargo hold structure and can prevent the adverse effect of the inland river ship on the cargo hold due to collision.
Description
Technical Field
The invention belongs to the field of ship design and manufacture, and particularly relates to a thin film type LNG (liquefied natural gas) ship cargo tank structure applied to inland rivers.
Background
The LNG ship has high safety requirements, so the LNG ship has a double hull structure, but the membrane type LNG ship generally sails offshore or ocean-going only, and the double hull structure of the conventional design cannot meet the requirements of the inland river LNG ship with respect to collision due to safety considerations for the inland river ship, so the inland river ship generally does not adopt the membrane type, but adopts other forms.
The utility model discloses a chinese utility model 201520142550.7 discloses an inland river type liquefied natural gas carrier, it is equipped with bow thrust device at the bow, is provided with two liquefaction cargo holds of mutual isolation in the hull, has placed a two ears shape C type liquid cargo tanks respectively in two liquefaction cargo holds, two ears shape C type liquid cargo tanks, and this patent indicates that the liquefied natural gas carrier safe and reliable that its structure is constituteed is and maintain the convenience, suitable and inland river shipping. The structural design belongs to C-type liquid cargo tank transportation, and has the defects of limited transportation amount, complex structural design and high manufacturing cost.
In order to reduce the adverse effect of collision on the ship, the invention provides a inland river LNG ship designed according to a brand-new concept, in particular to a thin film type LNG ship cargo hold structure applied to an inland river, which not only has brand-new structural arrangement on the cargo hold structure, but also can prevent the adverse effect of the inland river ship on the cargo hold due to collision.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a novel cargo hold structure of an LNG ship according to the safety of the inland LNG ship. The thin film type LNG ship cargo hold structure applied to the inland river has brand-new structural arrangement on the cargo hold structure and can prevent the adverse effect of the inland river ship on the cargo hold due to collision.
In order to achieve the purpose of the invention, the technical scheme provided by the invention patent is as follows:
the utility model provides a be applied to film type LNG ship cargo hold structure of inland river, LNG ship cargo hold structure is for the enclosed construction that comprises double-deck end, two topside and double deck, double-deck end be located the bottom, double deck be located the top and with upper strata end parallel be equipped with the two topside that are located both ends between double deck and the double-deck end in order to realize enclosing, this cargo hold structure's transversal mouth style of calligraphy of personally submitting, double-deck end including bottom plate and interior bottom plate, bottom plate and the relative inboard of interior bottom plate fixed all have multichannel longitudinal bone, bottom plate and interior bottom plate between be equipped with the multichannel bottom longitudinal girder that is used for supporting, double deck including deck and interior deck, the relative inboard of deck and interior deck is fixed all has multichannel longitudinal bone, be equipped with the multichannel longitudinal girder that is used for supporting between deck and the interior deck, the structure of double-deck side is including by planking, Human-shaped longitudinal rib, interior vertical wall, indulge bone, floor and buffering band iron, planking and interior vertical wall parallel arrangement form bilayer structure the inboard of planking is equipped with the multichannel the human-shaped longitudinal rib, interior vertical wall is close to human-shaped longitudinal rib one side and is equipped with the multichannel and indulges the bone, the cargo hold structure is equipped with the parallel floor of multichannel on vertical, and this floor is vertical the setting of bone perpendicularly respectively, the buffering band iron be fixed in one side of floor is as the panel, the tip of buffering band iron support in human-shaped longitudinal rib on.
In the thin film type LNG ship cargo tank structure applied to inland rivers, the human-shaped longitudinal frame is formed by welding and combining U-shaped steel and T-shaped steel, the end part of the T-shaped steel is welded and fixed at the bottom of the U-shaped steel, the cross section of the human-shaped longitudinal frame is integrally in a herringbone shape after the combination is completed, the opening at the end part of the U-shaped steel is welded and fixed at the inner side of the outer plate, and the tail part of the T-shaped steel is vertically intersected with the buffering flat iron.
In the thin film type LNG ship cargo tank structure applied to inland rivers, the plurality of human-shaped longitudinal bones fixed on the inner side of the outer plate are arranged in parallel, so that the supporting force of the outer plate is greatly improved, and the effect of reinforcing the outer plate to prevent collision and deformation is achieved.
In the cargo hold structure of the film type LNG ship applied to the inland river, the cargo hold area of the film type LNG ship is of a longitudinal skeleton structure, the cargo hold structure is of a double-shell structure consisting of an inner shell and an outer shell, and a closed structure consisting of the inner bottom plate, the inner longitudinal wall and the inner deck forms the boundary of a liquid cargo hold.
In the thin film type LNG ship cargo tank structure applied to inland rivers, three pipe connectors are arranged in the double-deck area, and the position where the pipe connectors are arranged is a pipe connector area.
In the cargo hold structure of the membrane type LNG ship applied to inland rivers according to the present invention, the three pipe nodes are symmetrically arranged, that is, the pipe node located at the middle portion is located at the center line of the deck, and the other two pipe nodes are respectively arranged at both sides of the center line.
In the thin film type LNG ship cargo tank structure applied to the inland river, the pipe yard area is provided with a beam which is in a T-shaped section form, and three through holes are formed in the beam and used as the pipe yards.
In the cargo tank structure of the membrane type LNG ship applied to inland rivers according to the present invention, the deck stringers are disposed at both sides of each of the pipe booms in the double deck region.
In the cargo hold structure of the thin film type LNG ship applied to the inland river of the present invention, a plurality of lightening holes are provided on the rib plate.
In the thin film type LNG ship cargo tank structure applied to inland rivers, the longitudinal ribs at the bottom of the inner bottom plate and the longitudinal ribs at the inner side of the bottom plate are correspondingly arranged at the double-layer bottom part, and reinforcing ribs are arranged between the two longitudinal ribs correspondingly arranged at the positions close to the rib plates.
Based on the technical scheme, compared with the inland river type LNG cargo tank in the prior art, the thin film type LNG cargo tank structure applied to the inland river has the following advantages:
1. the thin film type LNG ship cargo tank structure applied to the inland river applies the arrangement form of the current mainstream thin film type liquid cargo tank, and has the advantages of simple structure and large transportation capacity compared with a C-type tank.
2. The thin-film LNG ship cargo tank structure applied to the inland river adopts a double-layer shell structure, and is mainly characterized in that a shipboard structure is redesigned, the double-shipboard structure of the LNG cargo tank area comprises an outer plate, a man-shaped longitudinal rib, an inner longitudinal wall, longitudinal ribs, rib plates and buffer flat irons, a plurality of the man-shaped longitudinal ribs are arranged on the inner side of the outer plate, the man-shaped longitudinal rib is a complex combined structure formed by welding U-shaped steel and T-shaped steel, the strength is extremely high, the outer plate can be effectively reinforced, collision is prevented, and the outer plate can be prevented from being torn due to collision to influence on the inner side.
3. The invention can realize the safe walking of the LNG ship in the river by the double-layer shell design and the reinforced double-side structure, thereby ensuring the collision requirement, the practicability and the safety.
Drawings
Fig. 1 is a typical schematic view of a cross section (non-rib position) of a cargo tank structure of a membrane type LNG ship to which the present invention is applied to a inland river.
Fig. 2 is a cross-sectional typical view illustrating the position of the rib plate in the cargo tank structure of the membrane type LNG ship to which the present invention is applied to the inland river.
Fig. 3 is a side view of an outer board side of a cargo tank structure of a membrane type LNG ship applied to an inland river according to the present invention.
Fig. 4 is a perspective view of the outer panel side in the cargo tank structure of the membrane type LNG ship applied to the inland river according to the present invention.
The reference numerals in the figures have the meaning: the deck comprises an outer plate (1), a bottom plate (2), a deck (3), an inner deck (4), an inner bottom plate (5), an inner longitudinal wall (6), longitudinal ribs (7), rib plates (8), side rib plates (9), buffer flat irons (10), human-shaped longitudinal ribs (11), U-shaped steel (12), T-shaped steel (13), deck longitudinal girders (14), bottom longitudinal girders (15), pipe fittings (16), cross beams (17), lightening holes (18) and reinforcing ribs (19).
Detailed Description
The advantages and functions of the present invention will be more easily understood from the following detailed description of the cargo tank structure of a membrane type LNG ship applied to inland rivers with reference to the accompanying drawings and specific examples, which should not be construed as limiting the scope of the present invention.
The invention provides a novel cargo hold structure of an LNG ship according to the safety of the inland river LNG ship, and particularly relates to a thin-film type cargo hold structure of the LNG ship applied to an inland river. In consideration of the safety of the LNG ship, the cargo area is of a double-shell structure and consists of an outer shell and an inner shell, and when the outer shell is damaged, the closed structure of the inner shell can still continuously ensure the safety of the liquid cargo tank.
As shown in fig. 1 and 2, as for the membrane type LNG ship cargo tank structure applied to inland rivers in the present invention, it is, first, an LNG carrier on which an LNG ship cargo tank structure is provided, which is a closed structure consisting of a double bottom, double sides, and double decks. The double-layer bottom is positioned at the bottom, the double-deck is positioned at the top and is parallel to the upper layer bottom, double side boards positioned at two ends are arranged between the double-deck and the double-layer bottom to realize enclosure, and the cross section of the cargo hold structure is in a shape like a Chinese character 'kou'. The cargo hold area of the film type LNG ship is of a longitudinal skeleton structure, the cargo hold structure is of a double-shell structure consisting of an inner shell and an outer shell, a closed structure consisting of the inner bottom plate 5, the inner longitudinal wall 6 and the inner deck 4 is used as the inner shell, and the inner shell forms the boundary of the liquid cargo hold. Ballast tanks and other empty tanks and pipe yards can be arranged in the outer shell outside the inner shell, and the cargo tank area is of a longitudinal skeleton structure.
Foretell double-layer bottom is including bottom plate 2 and infrabasal plate 5, bottom plate 2 and the relative inboard of infrabasal plate 5 fixed all have multichannel longitudinal bone 7, bottom plate 2 and infrabasal plate 5 between be equipped with the multichannel bottom stringer 15 that is used for the support. The double-layer bottom is of a double-shell structure, a ballast tank is arranged here to serve as a protection structure of the liquid cargo tank, the total longitudinal strength of the ship body is considered, and the double-layer bottom structure is composed of a longitudinal framework type structure. In the cargo hold structure, the middle longitudinal girder is not arranged in consideration of weight reduction, and the bottom longitudinal girder 15 is arranged at the bottom.
Foretell double deck is including deck 3 and interior deck 4, the relative inboard of deck 3 and interior deck 4 is fixed all has multichannel longitudinal bone 7, be equipped with multichannel deck stringer 14 that is used for supporting between deck 3 and the interior deck 4. The double deck is a double-shell structure, the inner side of the double deck is an empty cabin, and in order to ensure the total longitudinal strength, the double deck is arranged into a full longitudinal framework type structure, which is different from a conventional ship type, and three pipes 16 are arranged in the double deck. In the cargo hold structure, the middle longitudinal girder is not arranged for weight reduction, and the deck longitudinal girders 14 are arranged at the edges of the pipe joints in the double-deck area.
The structure of two topside is including indulging bone 11, interior vertical wall 6, indulging bone 7, floor 8 and buffering band iron 10 by planking 2, humanoid, planking 2 forms bilayer structure with interior vertical wall 6 parallel arrangement the inboard of planking 2 is equipped with the multichannel humanoid indulge bone 11, interior vertical wall 6 is equipped with multichannel indulges bone 7 near humanoid indulges bone 11 one side. The cargo hold structure is provided with a plurality of parallel rib plates 8 in the longitudinal direction, the rib plates 8 are respectively vertical to the longitudinal ribs 7, the rib plates 8 in the figure 2 are shadow parts, the buffer flat iron 10 is fixed on one side of the rib plates 8 and serves as a panel, and the end part of the buffer flat iron 10 is abutted against the human-shaped longitudinal ribs 11. A plurality of human-shaped longitudinal bones 11 fixed on the inner side of the outer plate 2 are arranged in parallel with each other.
As the core innovation point of the patent of the invention, as shown in figures 3 and 4, the human-shaped longitudinal frame 11 is formed by welding and combining U-shaped steel and T-shaped steel, the end part of the T-shaped steel is welded and fixed at the bottom of the U-shaped steel, the cross section of the human-shaped longitudinal frame 11 after the combination is integrally in a herringbone shape, the opening at the end part of the U-shaped steel is welded and fixed at the inner side of the outer plate 2, and the tail part of the T-shaped steel is vertically crossed with the buffering flat iron 10.
The side structure is the core of the invention and is the most important protection measure for preventing the collision of the inland river LNG ship. Unlike the conventional ship-type side structure, the side structure of the present invention is composed of an outer plate 2, a man-shaped longitudinal rib 11, an inner longitudinal wall 6, and a longitudinal rib 7 on the inner longitudinal wall. Arrange the position of floor 8 in the hull region, the special floor structure that partial floor 8 and buffering band iron 10 are constituteed is also arranged to the topside part, that is to say, be two segmentation at the topside, be close to 2 one sides of planking and do not arrange the rib position, for the fretwork pattern, as buffer structure, be close to interior longitudinal wall 6 one side and arranged floor 8 and buffering band iron 10, buffering band iron 10 pushes up on the T section bar of humanoid longitudinal rib 11, play the supporting role, can also play the reinforcing role as the panel promptly, can prevent again that the collision from producing the adverse effect that the tearing brought. Above-mentioned humanoid longitudinal frame 11 is by the complicated integrated configuration that U shaped steel and T section bar welding are constituteed, intensity is high, both can effectively strengthen planking 2, prevent the collision, can prevent planking 2 again because the collision produces to tear influences the inboard, U type structure can also reduce the planking to the adverse effect of structure when U shaped steel is damaged simultaneously, U shaped steel can further block the continuation of damage as interim planking structure, because its intensity is high, so being close to planking 2 one side, need not set up floor 8 and further strengthen.
In the cargo tank structure of the membrane type LNG ship applied to inland rivers according to the present invention, three pipe bulkheads 16 are disposed in the double deck area, and the portion where the pipe bulkheads 16 are disposed is a pipe bulkhead area. The three tubes 16 are arranged symmetrically, i.e. the tube 16 in the middle is located at the center line of the deck 3, and the other two tubes 16 are arranged on two sides of the center line. The pipe joint area is provided with a beam 17, the beam 17 is in a T-shaped section form, and three through holes are formed in the beam 17 to serve as the pipe joints 16. In the double deck area, the deck stringers 14 are disposed on both sides of each tube bundle 16.
In the cargo hold structure of the membrane type LNG ship applied to the inland river of the present invention, a plurality of lightening holes 18 are provided on the rib plate 8. At the position of the double-layer bottom, the longitudinal frame 7 at the bottom of the inner bottom plate 5 is arranged corresponding to the longitudinal frame 7 at the inner side of the bottom plate 2, and a reinforcing rib 19 is arranged between the two longitudinal frames 7 correspondingly arranged at the position close to the rib plate 8. In the cargo hold structure of the invention, rib plates 8 are arranged at certain intervals, only the cross beam 17 is arranged in a pipe area, the rib plates 8 are not arranged, but the end part of the cross beam 17 is enlarged to be beneficial to the continuity of the structure, a circular or waist-circular lightening hole 18 is arranged on the rib plate 8 to lighten the weight, and reinforcing ribs 19 are arranged on part of the rib plates at the position of the longitudinal ribs 7 to reinforce the rib plates.
The invention relates to a thin film type LNG (liquefied natural gas) ship cargo tank structure applied to inland rivers, which is a square structure consisting of a double-layer bottom, double sides and double decks, wherein the most special structure is a broadside structure and consists of an outer plate, a man-shaped longitudinal rib, an inner longitudinal wall longitudinal rib, a rib plate and a buffer flat iron. Because the inland river film type LNG ship has special consideration on the safety of the cargo hold structure, particularly the shipboard structure, besides the typical double-shipboard structure, the film hold needs to be protected in consideration of collision.
Claims (10)
1. The utility model provides a be applied to membrane type LNG ship cargo hold structure of inland river, a serial communication port, LNG ship cargo hold structure is the enclosed construction of constituteing by double-deck end, two topside and double deck, double-deck end be located the bottom, double deck be located the top and with upper strata end parallel be equipped with the two topside that are located both ends between double deck and the double-deck end in order to realize enclosing, the transversal mouth style of calligraphy of personally submitting of this cargo hold structure, double-deck end including bottom plate (2) and infrabasal plate (5), bottom plate (2) and the relative inboard of infrabasal plate (5) be fixed and all have multichannel longitudinal frame (7), bottom plate (2) and infrabasal plate (5) between be equipped with multichannel bottom stringer (15) that are used for supporting, double deck including deck (3) and inner deck (4), deck (3) and the relative inboard of inner deck (4) are fixed and all have multichannel longitudinal frame (7), a plurality of deck longitudinal girders (14) for supporting are arranged between the deck (3) and the inner deck (4), the structure of the double sides comprises an outer plate (2), a human-shaped longitudinal rib (11), an inner longitudinal wall (6), a longitudinal rib (7), a ribbed plate (8) and a buffer flat iron (10), the outer plate (2) and the inner longitudinal wall (6) are arranged in parallel to form a double-layer structure, a plurality of human-shaped longitudinal bones (11) are arranged on the inner side of the outer plate (2), a plurality of longitudinal ribs (7) are arranged on one side of the inner longitudinal wall (6) close to the human-shaped longitudinal rib (11), a plurality of parallel rib plates (8) are arranged on the cargo hold structure in the longitudinal direction, the rib plates (8) are respectively vertical to the longitudinal ribs (7), the buffer flat iron (10) is fixed on one side of the rib plates (8) to serve as a panel, and the end part of the buffer flat iron (10) is abutted against the human-shaped longitudinal ribs (11).
2. The cargo tank structure of thin film type LNG carrier for inland rivers according to claim 1, characterized in that, said human-shaped longitudinal frame (11) is formed by welding and combining U-shaped steel and T-shaped steel, the end of T-shaped steel is welded and fixed on the bottom of said U-shaped steel, the cross section of human-shaped longitudinal frame (11) is overall in the shape of a Chinese character 'ren', the opening of the end of U-shaped steel is welded and fixed on the inner side of said outer plate (2), the tail of T-shaped steel is vertically crossed with said buffer flat iron (10).
3. The cargo tank structure of membrane type LNG ship for inland rivers according to claim 1 or 2, wherein a plurality of herringbone longitudinals (11) fixed on the inner side of the outer plate (2) are arranged in parallel with each other.
4. The cargo tank structure of a membrane type LNG ship for use in inland rivers according to claim 1, wherein the cargo tank region of the membrane type LNG ship is a longitudinal frame type structure, the cargo tank structure is a double hull structure consisting of an inner hull and an outer hull, and the enclosed structure consisting of the inner bottom plate (5), the inner longitudinal wall (6) and the inner deck (4) constitutes the boundary of the cargo tank.
5. A membrane type LNG ship cargo tank structure applied to inland rivers according to claim 1, characterized in that three pipe bulks (16) are arranged in said double deck area, and the portion where said pipe bulks (16) are arranged is a pipe bulked area.
6. A cargo tank structure of membrane type LNG for inland rivers according to claim 5, characterized in that, the three pipe nodes (16) are symmetrically arranged, that is, the pipe node (16) in the middle is located at the center line of the deck (3), and the other two pipe nodes (16) are arranged at both sides of the center line.
7. A membrane type LNG ship cargo tank structure for use in inland rivers according to claim 5, characterized in that, the pipe plaiting region has been arranged with a crossbeam (17), and this crossbeam (17) is T-section type, and three through holes are opened on the crossbeam (17) as the pipe plaiting (16).
8. A membrane type LNG ship cargo tank structure applied to inland rivers according to claim 5, characterized in that, in the double deck area, both sides of each of the pipe bulks (16) are disposed with the deck stringers (14).
9. A cargo tank structure of membrane type LNG ship for use in inland rivers according to claim 1, characterized in that a plurality of lightening holes (18) are provided on said rib plate (8).
10. The cargo tank structure of membrane type LNG ship for inland river according to claim 1, wherein the longitudinal ribs (7) at the bottom of the inner bottom plate (5) are disposed corresponding to the longitudinal ribs (7) at the inner side of the bottom plate (2) at the position of the double bottom, and the reinforcing ribs (19) are disposed between the two longitudinal ribs (7) disposed corresponding to the position of the rib plate (8).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111435144.6A CN113928482A (en) | 2021-11-29 | 2021-11-29 | Thin film type LNG ship cargo hold structure applied to inland river |
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| CN202111435144.6A CN113928482A (en) | 2021-11-29 | 2021-11-29 | Thin film type LNG ship cargo hold structure applied to inland river |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114348170A (en) * | 2022-01-28 | 2022-04-15 | 广船国际有限公司 | Protective bulkhead |
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| CN1237933A (en) * | 1996-09-16 | 1999-12-08 | 马林内克斯国际公司 | Liquified natural gas tank and containment system |
| CN2637318Y (en) * | 2003-08-21 | 2004-09-01 | 中海石油研究中心 | Side structure of ship body |
| KR20130000742A (en) * | 2011-06-24 | 2013-01-03 | 현대중공업 주식회사 | Upper deck plate with knuckle of membrane lng carrier and membrane lng storage unit |
| KR20140129645A (en) * | 2013-04-30 | 2014-11-07 | 현대중공업 주식회사 | Carrier vessel of liquefied nature gas |
| CN207191322U (en) * | 2017-07-14 | 2018-04-06 | 招商局重工（江苏）有限公司 | A kind of LNG carrier |
| CN112193368A (en) * | 2019-11-19 | 2021-01-08 | 沪东中华造船(集团)有限公司 | LNG fuel filling ship and arrangement method thereof |
| CN111791983A (en) * | 2020-05-29 | 2020-10-20 | 中远海运特种运输股份有限公司 | Hull broadside structure of semi-submersible multifunctional transport assembly and disassembly ship |
| CN213354770U (en) * | 2020-07-29 | 2021-06-04 | 中国船舶工业集团公司第七0八研究所 | Bulk carrier side single-shell area layout structure |
| CN112356972A (en) * | 2020-11-19 | 2021-02-12 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | Liquefied natural gas transport ship and liquefied natural gas transport system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114348170A (en) * | 2022-01-28 | 2022-04-15 | 广船国际有限公司 | Protective bulkhead |
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