CN110877664A - LNG fuel filling ship - Google Patents
LNG fuel filling ship Download PDFInfo
- Publication number
- CN110877664A CN110877664A CN201911136138.3A CN201911136138A CN110877664A CN 110877664 A CN110877664 A CN 110877664A CN 201911136138 A CN201911136138 A CN 201911136138A CN 110877664 A CN110877664 A CN 110877664A
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- deck
- ship
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- lng
- hull
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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
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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
- B63B59/00—Hull protection specially adapted for vessels; Cleaning devices specially adapted for vessels
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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 an LNG fuel filling ship, which comprises a ship body, wherein a cabin and a plurality of LNG storage tanks are sequentially arranged in the ship body from a stern to a bow, an upper building and a filling platform are arranged on a deck surface at the top of the ship body, the upper building is arranged above the cabin, the filling platform is arranged above the LNG storage tanks, and berthing cushions are symmetrically hung on outer plates on two sides of the ship body on a board. The LNG refueling ship disclosed by the invention not only has the capacity of storing LNG, but also has the capacity of refueling LNG to a refueling ship.
Description
Technical Field
The invention relates to the technical field of ship construction, in particular to an LNG fuel filling ship.
Background
The LNG refueling ship is an offshore super gas station and has the characteristics of high technical content, high economic added value, high construction difficulty and the like. With the strict regulation of sulfur content of fuel oil used by ships in specified emission control areas, both the sulfur limit command issued by the international maritime organization and the implementation scheme of the ship atmospheric pollutant emission control area issued by the department of communication in China, more and more shippers tend to replace traditional fuel with LNG, and more ships operating with LNG as fuel correspondingly drive the vigorous demand of the market on LNG filling ships. The obvious difference between the situation and the prior international and domestic operation is that the number of LNG filling ships is small, most LNG filling ships are inland ships, and the development of a Xinxing ship, namely the LNG filling ship, is still in a blank state due to the characteristics of the LNG filling ship in the development design.
Disclosure of Invention
In view of the above, the present invention provides an LNG refueling ship to solve the above problems in the background art.
The utility model provides a LNG fuel filling ship, includes the hull, cabin and a plurality of LNG storage tank have set gradually from stern to bow in the hull, be provided with superstructure and filling platform on the deck face at hull top, superstructure sets up in the top in cabin, and filling platform sets up in the top in LNG storage tank, the symmetry hangs the berth pad that is used for slowing down filling ship and injected ship and leans on the impact that produces on the shipboard planking of hull both sides.
Preferably, the ship body is composed of a ship bottom structure, a bilge structure connected with the ship bottom structure, a side structure connected with the bilge structure, and a deck structure connected with the side structure, wherein the ship bottom structure, the bilge structure and the side structure jointly form a J-shaped structure.
Preferably, the bilge structure includes parallel arrangement bilge floor and infrabasal plate, vertical fixation and indulges the purlin at a plurality of limits between bilge floor and infrabasal plate, a plurality of limits are indulged the purlin and are arranged along the captain direction of ship, and adjacent two limits are indulged and are provided with the structure of doing things with a pipe in the hull space between the purlin, equidistance is fixed with a plurality of strengthening ribs on bilge floor, infrabasal plate and the limit are indulged the purlin.
Preferably, the bilge structure comprises a ship outer plate and a first inner shell plate, the ship outer plate is of a circular arc transition structure, the ship outer plate is connected with the bottom plate, and the first inner shell plate is connected with the inner bottom plate.
Preferably, a bilge elbow plate is fixed on the hull outer plate.
Preferably, the broadside structure includes the broadside planking and the second inner shell board, the broadside planking links to each other with the hull planking, and the second inner shell board links to each other with first inner shell board, is provided with the longitudinal bone that a plurality of equidistance distribute on broadside planking and the second inner shell board, has arranged the vertical platform of multiunit along the vertical between broadside planking and the second inner shell board, the length direction setting in LNG storage compartment is followed to vertical platform.
Preferably, the deck structure comprises a main deck, a dome deck and an inner shell deck, wherein the main deck is arranged along the ship length direction, the dome deck and the inner shell deck are arranged along the length direction of the LNG storage tank, the main deck is fixed with the side outer plate, the dome deck is fixed with the main deck, the inner shell deck is fixed with the second inner shell deck, and a plurality of deck stringers are vertically arranged between the inner shell deck and the dome deck.
Preferably, the filling platforms are mounted on the main deck and the dome deck, respectively.
Preferably, the filling platform comprises a bracket fixed on the deck and a tray platform horizontally fixed on the top of the bracket, and a plurality of filling pipes are arranged on the tray platform.
Preferably, the fill pipe comprises a liquid phase fill pipe and a gas phase fill pipe.
The invention has the beneficial effects that:
the LNG refueling ship is designed on the basis of the LNG ship, and not only has the capacity of storing LNG, but also has the capacity of refueling the LNG to the tanker; and the berthing cushions are symmetrically hung on the side planking of the ship body, so that the impact force generated when the filling ship and the filled ship are leaned against each other can be reduced, and the damage to the structure of the ship body is avoided.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic view of the structure of an LNG refueling ship.
Fig. 2 is a cross-sectional view of a ship hull.
Fig. 3 is a schematic diagram of the structure of an LNG storage tank.
The reference numerals in the figures have the meaning:
the marine structure comprises a hull 1, a cabin 2, an LNG storage tank 3, an superstructure 4, a filling platform 5, a berthing cushion 6, a support 7, a tray platform 8, a bottom structure 9, a bilge structure 10, a side structure 11, a deck structure 12, a bottom plate 13, an inner bottom plate 14, a side stringer 15, a pipe-in structure 16, reinforcing ribs 17, an outer hull plate 18, a first inner hull plate 19, a bilge elbow plate 20, an outer hull plate 21, a second inner hull plate 22, a longitudinal frame 23, a longitudinal platform 24, a main deck 25, a dome deck 26, an inner hull deck 27 and a deck stringer 28.
Detailed Description
For better understanding of the technical solutions of the present invention, the following detailed descriptions of the embodiments of the present invention are provided with reference to the accompanying drawings.
It should be understood that the described embodiments are only some embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present application is described in further detail below with reference to specific embodiments and with reference to the attached drawings.
In the description of the present application, unless explicitly stated or limited otherwise, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless specified or indicated otherwise; the terms "connected" and "fixed" are used in a broad sense, for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The invention provides an LNG fuel filling ship which comprises a ship body 1, wherein a cabin 2 and a plurality of LNG storage tanks 3 are sequentially arranged in the ship body 1 from a stern to a bow, and an upper building 4 and a filling platform 5 are arranged on a deck surface at the top of the ship body 1.
Berthing cushions 6 for relieving the impact force generated by the merging of the filling ship and the injected ship are symmetrically hung on the outer side plates of the ship body 1, and the berthing cushions 6 are cylindrical. Preferably, the mooring pads 6 are arranged in a parallel midship of the hull 1, which facilitates the close contact of the injected ship and improves safety. When the berthing cushion 6 is not used at ordinary times, the berthing cushion 6 is stored on a main deck, and when the berthing cushion 6 is filled, the berthing cushion 6 is hung on a ship board outer plate, so that the collision influence generated by the relative motion of a ship is reduced.
The engine room 2 and the superstructure 4 are both positioned at the stern part of the ship body 1, and the superstructure 4 is arranged above the engine room 2. The engine room 2 is used for arranging power systems such as a filling ship main engine. The superstructure 4 includes functional areas such as crew living areas, a cab, and a control room, and in this embodiment, the superstructure 4 has 6 floors.
The filling platform 5 is arranged above the LNG storage tank 3.
The filling platform 5 comprises a bracket 7 fixed on a deck and a tray platform 8 horizontally fixed at the top of the bracket, and the bracket 7 and the tray platform 8 are both made of aluminum alloy materials. A plurality of filling pipes are arranged on the tray platform 8, the filling pipes comprise a liquid phase filling pipe and a gas phase filling pipe, the liquid phase filling pipe is used for conveying liquid LNG, and the gas phase filling pipe is used for receiving natural gas returned by the injection ship. In order to keep the pressure balance when the liquid LNG is conveyed, two groups of filling platforms 5 (four filling platforms in total) are symmetrically arranged on the deck of the ship body.
The LNG storage tank 3 is a cargo tank for storing LNG, is an important structural component of the LNG refueling ship, and is octagonal. Two LNG storage tanks 3 are arranged in the ship body along the ship length direction, the LNG storage tanks 3 are symmetrical along the longitudinal line in the ship body, and pump towers for injecting and outputting LNG are arranged in the LNG storage tanks 3. An enclosure system formed by secondary insulation, main insulation, an insulation box and the like is arranged in the LNG storage cabin 3, the requirements related to the GTT MARKIII type enclosure system are met, the insulation box is made of polyurethane foam materials, and a 304L stainless steel arched plate and a three-layer composite material (RSB & FSB) are used as a main and secondary screen wall. The secondary screen wall is a non-metal three-layer composite material and is adhered by glue.
The ship body 1 is composed of a ship bottom structure 9, a bilge structure 10 connected with the ship bottom structure 9, a side structure 11 connected with the bilge structure 10 and a deck structure 12 connected with the side structure 11, wherein the ship bottom structure 9, the bilge structure 10 and the side structure 11 jointly form a J-shaped structure.
The bottom structure 9 is of double bottom design. The bottom structure 9 includes a bottom plate 13 and an inner bottom plate 14 arranged in parallel, and a plurality of side stringers 15 vertically fixed between the bottom plate 13 and the inner bottom plate 14, the plurality of side stringers 15 being arranged in the ship length direction. The inner floor 14 is the boundary plate of the LNG storage tank and also the inner hull plate of the hull 1. In order to facilitate maintenance, repair and construction, a certain height is ensured between the bottom plate and the inner bottom plate, and the specific height is set according to the tank capacity of the ballast tank and in combination with the requirements of ergonomics. In this embodiment, the edge stringers 15 are designed to be three, which are symmetrically arranged left and right, a pipe coupling structure 16 is arranged in the hull space between two adjacent edge stringers, and the edge stringers 15, the inner bottom plate 14 and the bottom plate 13 form the boundary of the pipe coupling structure 16.
A plurality of reinforcing ribs 17 are fixed on the bottom plate 13, the inner bottom plate 14 and the side longitudinal girders 15 at equal intervals, the reinforcing ribs 17 are used for reinforcing the structural strength of the ship body, and the reinforcing ribs 17 can be respectively of flat bulb steel or T-shaped material or flat iron structure according to the requirements of total longitudinal strength and local strength.
The bilge structure 10 is an arc transition structure. The bilge structure 10 comprises a hull outer plate 18 and a first inner shell plate 19, wherein the hull outer plate 18 is an arc-shaped plate, the arc radius of the hull outer plate 18 gradually changes in the ship length direction according to the ship line type, the hull outer plate 18 is connected with the bottom plate 13, and the first inner shell plate 19 is connected with the inner bottom plate 14.
Preferably, a bilge elbow plate 20 is further arranged on the hull outer plate 18, and reinforcing ribs can be arranged on the bilge elbow plate 20 according to local strength requirements.
The side structure 11 is a double hull structure. The side structure 11 includes a side outer panel 21 and a second inner skin 22, the side outer panel 21 being connected to the hull outer panel 18, the second inner skin 22 being connected to the first inner skin 19, the second inner skin 22 also being one of the boundary panels of the LNG storage tank 3 and also being an inner skin of the side structure 11. The side outer plate 21 and the second inner shell plate 22 are provided with a plurality of longitudinal ribs 23 which are distributed at equal intervals, and the longitudinal ribs 23 can be T-shaped materials, flat bulb steels, flat irons and the like according to the requirement of total longitudinal strength. A plurality of sets of longitudinal platforms 24 are arranged between the outboard plate 21 and the second inner shell plate 22 in the vertical direction of the outboard structure, and the longitudinal platforms 24 are arranged along the length direction of the LNG storage tank 3. In this embodiment, three sets of the longitudinal platforms 24 are provided, and two longitudinal platforms in each set are symmetrically arranged left and right.
The deck structure 12 comprises a main deck 25, a dome deck 26 and an inner shell deck 27, wherein the main deck 25 is arranged along the ship length direction, the dome deck 26 and the inner shell deck 27 are arranged along the length direction of the LNG storage tank 3, the main deck 25 is fixed with the side outer plate 21, the dome deck 26 is fixed with the main deck 25, the inner shell deck 27 is fixed with the second inner shell plate 22, and a plurality of deck stringers 28 are vertically arranged between the inner shell deck 27 and the dome deck 26. The filling platforms 5 are mounted on the main deck 25 and the dome deck 26, respectively, according to the height of the vessel under filling.
In this embodiment, the dome deck 26 is made up of an inclined section and a horizontal section, the horizontal section being provided with beam arches; inner shell deck 27 is also comprised of an inclined section and a horizontal section, inner shell deck 27 also being one of the boundary plates of the LNG storage tanks; the deck stringers between dome deck 26 and inner shell deck 27 are comprised of a center stringer and 2 side stringers. A dome deck 26 and an inner shell deck 27 are penetrated by a dome and a liquid dome, the dome being used for release of the boil-off gas and the liquid dome being used for loading of liquid cargo.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The LNG refueling ship is characterized by comprising a ship body, wherein a cabin and a plurality of LNG storage tanks are sequentially arranged in the ship body from a stern to a bow, an upper building and a refueling platform are arranged on a deck surface at the top of the ship body, the upper building is arranged above the cabin, the refueling platform is arranged above the LNG storage tanks, and berthing cushions for slowing down the impact force generated by the parallel connection of the refueling ship and the refueling ship are symmetrically hung on outer boards on two sides of the ship body.
2. An LNG fuelling ship according to claim 1, wherein the hull is constituted by a bottom structure, a bilge structure connected to the bottom structure, a side structure connected to the bilge structure, and a deck structure connected to the side structure, the bottom structure, the bilge structure and the side structure together constituting a J-shaped structure.
3. An LNG fuelling ship according to claim 2, wherein the bottom structure comprises a bottom board and an inner bottom board which are arranged in parallel, and a plurality of side stringers vertically fixed between the bottom board and the inner bottom board, the side stringers are arranged along the ship length direction, a pipe-handling structure is arranged in a ship space between two adjacent side stringers, and a plurality of reinforcing ribs are fixed on the bottom board, the inner bottom board and the side stringers at equal intervals.
4. An LNG fuelling ship according to claim 3, characterized in that the bilge structure comprises an outer hull plate and a first inner hull plate, said outer hull plate being of a circular arc transition structure, the outer hull plate being connected to the bottom plate, said first inner hull plate being connected to the inner bottom plate.
5. An LNG fuelling ship according to claim 4, wherein a bilge toggle plate is fixed to said hull plate.
6. An LNG fuelling ship according to claim 4, wherein the side structure comprises a side outer plate and a second inner skin plate, the side outer plate is connected with the hull outer plate, the second inner skin plate is connected with the first inner skin plate, a plurality of longitudinal ribs are arranged on the side outer plate and the second inner skin plate at equal intervals, a plurality of groups of longitudinal platforms are arranged between the side outer plate and the second inner skin plate along the vertical direction, and the longitudinal platforms are arranged along the length direction of the LNG storage tank.
7. An LNG fuelling ship according to claim 6, wherein the deck structure comprises a main deck, a dome deck and an inner hull deck, the main deck being disposed along the length of the ship, the dome deck and the inner hull deck being disposed along the length of the LNG storage tank, the main deck being secured to the side outer panels, the dome deck being secured to the main deck, the inner hull deck being secured to the second inner hull panel, and a plurality of deck stringers being disposed vertically between the inner hull deck and the dome deck.
8. An LNG fuelling vessel according to claim 7, wherein the filling platforms are mounted on the main deck and the dome deck respectively.
9. LNG fuelling vessel according to claim 1, wherein the filling platform comprises a support fixed to a deck, a tray platform fixed horizontally on top of the support, on which tray platform a plurality of filling pipes are arranged.
10. The LNG fuelling ship according to claim 9, wherein the filler pipes comprise a liquid phase filler pipe and a gas phase filler pipe.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911136138.3A CN110877664A (en) | 2019-11-19 | 2019-11-19 | LNG fuel filling ship |
| CN202010815990.XA CN112193368A (en) | 2019-11-19 | 2020-08-14 | LNG fuel filling ship and arrangement method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911136138.3A CN110877664A (en) | 2019-11-19 | 2019-11-19 | LNG fuel filling ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110877664A true CN110877664A (en) | 2020-03-13 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911136138.3A Pending CN110877664A (en) | 2019-11-19 | 2019-11-19 | LNG fuel filling ship |
| CN202010815990.XA Pending CN112193368A (en) | 2019-11-19 | 2020-08-14 | LNG fuel filling ship and arrangement method thereof |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010815990.XA Pending CN112193368A (en) | 2019-11-19 | 2020-08-14 | LNG fuel filling ship and arrangement method thereof |
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| CN (2) | CN110877664A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114060370A (en) * | 2021-11-08 | 2022-02-18 | 沪东中华造船(集团)有限公司 | Method for adhering liquid collecting wells RSB of MARK3 type liquid cargo hold containment system |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113501088A (en) * | 2021-06-25 | 2021-10-15 | 沪东中华造船(集团)有限公司 | Side-leaning system and side-leaning method applied to LNG filling ship |
| CN113386906A (en) * | 2021-07-28 | 2021-09-14 | 江南造船(集团)有限责任公司 | Arrangement structure of liquefied gas carrier header area deck and liquefied gas carrier |
| CN113619734B (en) * | 2021-08-02 | 2022-07-05 | 江南造船(集团)有限责任公司 | Ammonia fuel transportation and filling ship |
| CN113928482A (en) * | 2021-11-29 | 2022-01-14 | 沪东中华造船(集团)有限公司 | Thin film type LNG ship cargo hold structure applied to inland river |
| CN114379704B (en) * | 2021-12-16 | 2024-03-26 | 沪东中华造船(集团)有限公司 | Method and device for arranging B-type cargo tank in bow area of LNG ship |
| CN114394197B (en) * | 2022-01-29 | 2024-05-24 | 招商局工业科技(上海)有限公司 | Regional structure is built on boats and ships |
| CN115370954B (en) * | 2022-07-11 | 2023-06-30 | 沪东中华造船(集团)有限公司 | Method for single cabin replacement, cooling and filling in LNG transport ship |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003041553A (en) * | 2001-07-31 | 2003-02-13 | Molten Corp | Fender for floating structure and its manufacturing method |
| NL1032530C1 (en) * | 2006-09-18 | 2008-03-19 | Euromaritime Shipbuilding B V | Tanker ship, contains tank with side wall made from austenitic steel forming part of inner hull |
| CN201800872U (en) * | 2010-10-12 | 2011-04-20 | 中国船舶工业集团公司第七〇八研究所 | Top end structure for tubular stanchion |
| CN104608880B (en) * | 2014-10-21 | 2017-02-01 | 中国海洋石油总公司 | Large floating liquefied natural gas production, storage and unloading device |
| JP6013430B2 (en) * | 2014-11-11 | 2016-10-25 | 株式会社新来島どっく | Pillar structure of car carrier |
| CN205381370U (en) * | 2015-12-09 | 2016-07-13 | 大连中远船务工程有限公司 | LNG ship deck fender platform |
| CN208216928U (en) * | 2018-04-18 | 2018-12-11 | 中国舰船研究设计中心 | The connection and support construction of tower structure peculiar to vessel |
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2019
- 2019-11-19 CN CN201911136138.3A patent/CN110877664A/en active Pending
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2020
- 2020-08-14 CN CN202010815990.XA patent/CN112193368A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114060370A (en) * | 2021-11-08 | 2022-02-18 | 沪东中华造船(集团)有限公司 | Method for adhering liquid collecting wells RSB of MARK3 type liquid cargo hold containment system |
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| Publication number | Publication date |
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| CN112193368A (en) | 2021-01-08 |
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Application publication date: 20200313 |