CN113928473A - Arrangement method of LNG fuel tank on dual-fuel ultra-large container ship and dual-fuel ultra-large container ship - Google Patents
Arrangement method of LNG fuel tank on dual-fuel ultra-large container ship and dual-fuel ultra-large container ship Download PDFInfo
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- CN113928473A CN113928473A CN202111436511.4A CN202111436511A CN113928473A CN 113928473 A CN113928473 A CN 113928473A CN 202111436511 A CN202111436511 A CN 202111436511A CN 113928473 A CN113928473 A CN 113928473A
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- 239000002828 fuel tank Substances 0.000 title claims abstract description 78
- 239000000446 fuel Substances 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000006243 chemical reaction Methods 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 18
- 238000003860 storage Methods 0.000 claims description 18
- 230000007704 transition Effects 0.000 claims description 18
- 238000002360 preparation method Methods 0.000 claims description 10
- 238000002955 isolation Methods 0.000 claims description 8
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 3
- 239000001569 carbon dioxide Substances 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000009826 distribution Methods 0.000 abstract description 3
- 238000013461 design Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 108010066057 cabin-1 Proteins 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 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
- B63B11/00—Interior subdivision of hulls
- B63B11/04—Constructional features of bunkers, e.g. structural fuel tanks, or ballast tanks, e.g. with elastic walls
Abstract
The invention discloses a method for arranging a B-type LNG fuel tank of a dual-fuel ultra-large container ship, wherein the B-type LNG fuel tank is arranged at a cargo hold area below an superstructure of the dual-fuel ultra-large container ship, the superstructure of the ultra-large container ship is usually positioned in a bow-leaning area in the middle of the ship, and the length range of the fuel tank is about the area of the length of the superstructure plus 1 bay. The B-type LNG fuel tank is arranged in the area to replace a main fuel tank area of a conventional container ship, ship stability is not influenced, reasonable distribution of internal space of the ultra-large container ship is facilitated, the fuel tank only occupies the space of a small half cargo tank, the influence on the total container quantity of the container ship is small, and the B-type LNG fuel tank can meet the requirement of the ultra-large container ship for one round trip from a western Europe to an east Asia airline, so that the B-type LNG fuel tank is economical and environment-friendly. And the B-type cabin can be separately and synchronously built with the ship body, and compared with the traditional film type LNG cabin, the B-type cabin has the advantages of shorter building period and lower manufacturing cost, and has very great practical value.
Description
Technical Field
The invention relates to the field of ship design, in particular to a B-type LNG fuel tank arrangement method for a dual-fuel ultra-large container ship.
Background
With the global requirement for environmental protection of ship emission increasing, LNG is becoming more and more popular as a representative of clean energy for use as ship fuel, and accordingly, more and more requirements for dual-fuel container ships are brought, and the size of a fuel tank needs to meet the voyage of the whole course of the container ship, so that the space of the fuel tank inevitably occupies a part of the space of the cargo hold, and in order to reduce the loss of the number of containers of the container ship as much as possible and ensure the requirements for the voyage, the arrangement position of the LNG fuel tank is worthy of study. In addition, after the overall arrangement position is determined, how to arrange the LNG fuel tank, the gas supply system, the filling station and the like and the related ship structures reasonably is to test the innovation capability and general layout capability of designers, and the experience that the design personnel can use for reference is not much.
In the prior art, the technical literature and patent documents on container ships relate to the arrangement of some fuel tanks. Chinese patent 201580006233.5 discloses, among other things, a ship with a fuel tank for liquid gas, which is arranged below the main deck of the ship in the region of the deckhouse or deck superstructure. The fuel tank is arranged in a fuel compartment, which is arranged adjacent to the machine compartment, in particular as a C-box, wherein the coupling dome of the fuel tank is connected in a coupling manner in a gas-operated compartment adjacent to the fuel compartment. The above arrangement method has been used in practice, but in practice, the manufacturing cost is high, the occupied space is large, and the packing amount of the container is also influenced.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide an arrangement method of an LNG fuel tank suitable for a dual-fuel ultra-large container ship. The arrangement method is applied to the dual-fuel ultra-large container ship, so that the economical efficiency is considered and the practicability is achieved.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
an arrangement method of an LNG fuel tank in a dual-fuel ultra-large container ship is characterized in that the LNG fuel tank is arranged below an upper building area of a central island of the ultra-large container ship, the LNG fuel tank is a B-shaped independent tank body, the size of the LNG fuel tank is full-width, the length of the LNG fuel tank is the length of the upper building area plus a half cargo hold, the height of the LNG fuel tank is an isolated empty hold from a bottom plate of a ship to the lower side of a second plate, large slope type hull inner shells on two sides of the fuel tank area of the ultra-large container ship are adopted, large slope type shells parallel to the inner shells are also adopted on two sides of the bottom of the LNG fuel tank, and a support is arranged between the LNG fuel tank and the hull inner shells; the LNG fuel tank is characterized by further comprising a gas-liquid combined dome, an LNG storage conversion transition room, a gas preparation room, an isolation empty room and an LNG filling station, wherein the gas-liquid combined dome is located at the top of the LNG fuel tank close to the stern end and is located at the position slightly to the right of the center of the cross section of the LNG fuel tank, the gas-liquid combined dome penetrates through the isolation empty room and extends into the LNG storage conversion transition room, the LNG storage conversion transition room is located right above the gas-liquid combined dome, the gas preparation room is close to the LNG storage conversion transition room, and the gas preparation room and the LNG storage conversion transition room are located above two decks.
In the arrangement method of the B-type LNG fuel tank of the dual-fuel ultra-large container ship, the LNG fuel tank is located below an upper building area of a central island of the ultra-large container ship, the B-type independent tank body is adopted in the LNG fuel tank, the LNG fuel tank is full-width, the length of the LNG fuel tank is about the length of the upper building plus 1 bay, the height of the LNG fuel tank is from a bottom plate of a ship to an isolated empty tank below a deck, two sides of the bottom of the B-type LNG fuel tank are also in large slope types parallel to an inner shell, and various types of supports are arranged between the B-type LNG fuel tank and the hull inner shell and connected with each other.
In the arrangement method of the B-type LNG fuel tank of the dual-fuel ultra-large container ship, the gas-liquid combined dome is located at the top of the LNG fuel tank close to the stern end and is located at the position slightly deviated to the right side from the center of the cross section of the LNG fuel tank, and the gas-liquid combined dome penetrates through the isolation empty tank and extends into the LNG storage and conversion transition room. The LNG storage conversion transition position is located right above the gas-liquid combined dome, the gas preparation room is close to the LNG storage conversion transition position, the two rooms are located on the second deck, and the LNG filling and introducing system and the LNG gas supply system are connected with the LNG fuel tank through the two rooms.
In the above method for arranging the B-type LNG bunker of the dual-fuel ultra-large container ship, some other conventional cabins of the container ship are located between the two decks and the main deck right below the superstructure, and rooms such as a refrigerated room and a carbon dioxide room of the conventional container ship are still reserved and some other functional rooms can be added properly.
In the method for arranging the B-type LNG fuel tank of the dual-fuel ultra-large container ship, the LNG filling stations are respectively positioned on the left side and the right side of the two decks near the side and are positioned behind the stern end of the superstructure, and considering that the ultra-large container ship is relatively moderate in line type, the LNG filling is conveniently carried out by parallel berthing with the LNG filling ship.
Compared with the conventional design technology, the B-type LNG fuel tank arrangement method of the dual-fuel ultra-large container ship and the dual-fuel large container ship built by the method have the following positive effects after application:
1. the B-type LNG fuel tank arranged by the method is more beneficial to the reasonable distribution of the internal space of the ultra-large container ship, and the fuel tank only occupies the space of a small half of the cargo hold, thus having less influence on the packing quantity of the container ship.
2. The B-type LNG fuel tank capacity of the double-fuel ultra-large container ship adopting the arrangement method can meet the requirement of one-time round trip of the ultra-large container ship from a western Europe to an east Asia route, and is economic and environment-friendly. And the B-type cabin can be separately and synchronously built with the ship body, and compared with the traditional film type LNG cabin, the B-type cabin has the advantages of shorter building period and lower manufacturing cost, and has great practical value.
Drawings
Fig. 1 is a schematic overall layout diagram of an arrangement method of an LNG bunker in a dual-fuel ultra-large container ship according to the present invention.
Fig. 2 is a cross-sectional view of the hull of a type B LNG bunker area in a dual-fuel oversized container ship in accordance with the present invention.
Fig. 3 is a front view of the hull of a type B LNG bunker area in a dual fuel oversized container ship in accordance with the present invention.
Fig. 4 is a top view of the hull deck-up compartment in the B-type LNG bunker area in the dual-fuel ultra-large container ship of the present invention.
The specific meanings of the reference numbers in the figures are: the LNG refueling station comprises an LNG fuel tank 1, a gas-liquid combined dome 2, an LNG storage and conversion transition room 3, a gas preparation room 4, a conventional cabin 5, an isolation empty cabin 6, a secondary deck 7, a main deck 8 and an LNG filling station 9.
Detailed Description
In order that the objects, aspects and advantages of the invention will become more apparent, the invention will be described by way of example only, and in connection with the accompanying drawings. It is to be understood that such description is merely illustrative and not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The present embodiment is described in connection with figures 1-4,
the invention relates to a B-type LNG fuel tank arrangement method of a dual-fuel ultra-large container ship, wherein an LNG fuel tank 1 is positioned below an upper building area of a central island of the ultra-large container ship, the LNG fuel tank 1 adopts a B-type independent tank body, the size of the LNG fuel tank 1 is full-width type, the length of the LNG fuel tank is the length of the upper building area plus a half cargo hold, namely the length of the LNG fuel tank 1 is about the length of the upper building plus 1 bay, the height of the LNG fuel tank 1 is from a bottom plate of a ship to an isolated empty tank 6 below a second deck 7, hull inner shells on two sides of the upper fuel tank area of the dual-fuel ultra-large container ship adopt a large slope type, two sides of the bottom of the B-type LNG fuel tank 1 also adopt large slopes parallel to the hull inner shells on two sides, and various types of supports are arranged between the LNG fuel tank 1 and the hull inner shells for connection.
And a gas-liquid combined dome 2, an LNG storage and conversion transition room 3, a gas preparation room 4, an isolation empty room 6 and an LNG filling station 9 which are matched with the LNG fuel cabin 1 are also arranged in the fuel cabin area of the dual-fuel ultra-large container ship. The gas-liquid combined dome 2 is arranged at the top of the LNG fuel tank 1 close to the stern end, as shown in the attached drawing 3, the gas-liquid combined dome 2 is located at the position slightly deviated to the right side from the center of the cross section of the LNG fuel tank 1, as shown in the attached drawing 2, and the gas-liquid combined dome 2 penetrates through an isolation empty tank 6 and extends into the LNG storage and conversion transition room 3. The LNG storage and conversion transition room 3 is located right above the gas-liquid combined dome 2, the gas preparation room 4 is close to the LNG storage and conversion transition room 3, two rooms are located on the second deck 7, and the LNG filling and introducing system and the LNG gas supply system are connected with the LNG fuel tank 1 through the two rooms. Some other conventional compartments 5 of the container ship are located between the secondary deck 7 and the main deck 8 directly below the superstructure as shown in fig. 3, where the conventional compartments 5, which are originally rooms of a conventional container ship such as a cold room, a carbon dioxide room, etc., remain and some other functional rooms may be added as appropriate.
The LNG filling stations 9 are located on the left and right sides of the two decks 7 close to the side, and behind the stern end of the superstructure, as shown in fig. 4, and the linetype is relatively moderate to facilitate filling of LNG by parallel berthing with an LNG filling ship in consideration of the large linetype of the ultra-large container ship.
The B-type LNG fuel tank arranged by the method only occupies a half of the space of the cargo hold, has small influence on the packing quantity of the container ship, is more beneficial to the reasonable distribution of the internal space of the ultra-large container ship, and has shorter construction period and lower manufacturing cost compared with the traditional film type LNG tank, thereby being economic and environment-friendly.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will appreciate that; modifications to the specific embodiments of the invention or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the invention as defined by the appended claims.
Claims (5)
1. The arrangement method of the LNG fuel tank in the double-fuel ultra-large container ship is characterized in that the LNG fuel tank (1) is arranged below an upper building area of a middle island of the ultra-large container ship, the LNG fuel tank (1) is a B-shaped independent tank body, the LNG fuel tank (1) is full-width, the LNG fuel tank (1) is long enough to be the upper building area plus a half cargo hold, the LNG fuel tank (1) is high enough to be an isolated empty hold (6) below a ship bottom plate and a second deck (7), hull inner shells on two sides of the fuel tank area of the ultra-large container ship are in a large slope type, two sides of the bottom of the LNG fuel tank (1) are also in a large slope type parallel to the inner shells, and a support is arranged between the LNG fuel tank (1) and the hull inner shells; the LNG fuel tank is characterized by further comprising a gas-liquid combined dome (2), an LNG storage conversion transition room (3), a gas preparation room (4), an isolation empty room (6) and an LNG filling station (9), wherein the gas-liquid combined dome (2) is located at the top of the tail end of the LNG fuel tank (1) and is located at the position slightly deviated from the right side of the center of the cross section of the LNG fuel tank, the gas-liquid combined dome (1) penetrates through the isolation empty room (6) to extend into the LNG storage conversion transition room (3), the LNG storage conversion transition room (3) is located right above the gas-liquid combined dome (2), the gas preparation room (4) is close to the LNG storage conversion transition room (3), and the gas preparation room (4) and the LNG storage conversion transition room (3) are located above the two decks (7).
2. The method for arranging LNG fuel tanks in a dual-fuel ultra-large container ship as claimed in claim 1, wherein a conventional tank is provided between the two decks (7) and the main deck (8) of the dual-fuel ultra-large container ship directly under the superstructure.
3. The method as claimed in claim 2, wherein the conventional tank has a permanent room including a refrigerating room and a carbon dioxide room.
4. The method for arranging the LNG fuel tanks in the dual-fuel ultra-large container ship as claimed in claim 1, wherein two LNG filling stations (9) are provided, one LNG filling station (9) is respectively provided at the port and the starboard of the two decks (7) close to the side, and the two LNG filling stations (9) are both positioned behind the stern end of the superstructure.
5. A dual fuel oversized container ship, characterized in that it comprises a separate B-type LNG bunker, which is arranged as described in any of claims 1-4.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111436511.4A CN113928473A (en) | 2021-11-29 | 2021-11-29 | Arrangement method of LNG fuel tank on dual-fuel ultra-large container ship and dual-fuel ultra-large container ship |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111436511.4A CN113928473A (en) | 2021-11-29 | 2021-11-29 | Arrangement method of LNG fuel tank on dual-fuel ultra-large container ship and dual-fuel ultra-large container ship |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114368449A (en) * | 2022-02-28 | 2022-04-19 | 广船国际有限公司 | Chemical ship with ammonia fuel tank |
| CN115158539A (en) * | 2022-08-22 | 2022-10-11 | 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） | Arrangement of methanol fuel containment and supply system of dual-fuel large container ship |
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| KR20210128527A (en) * | 2020-04-16 | 2021-10-27 | 대우조선해양 주식회사 | Fuel gas supply system of container ship |
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2021
- 2021-11-29 CN CN202111436511.4A patent/CN113928473A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2016027961A1 (en) * | 2014-08-18 | 2016-02-25 | 대우조선해양 주식회사 | Container ship and layout structure thereof |
| KR20200050192A (en) * | 2018-11-01 | 2020-05-11 | 대우조선해양 주식회사 | Container Ship including Bunkering Station |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114368449A (en) * | 2022-02-28 | 2022-04-19 | 广船国际有限公司 | Chemical ship with ammonia fuel tank |
| CN115158539A (en) * | 2022-08-22 | 2022-10-11 | 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） | Arrangement of methanol fuel containment and supply system of dual-fuel large container ship |
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