CN105564588A - LNG fuel cargo ship - Google Patents
LNG fuel cargo ship Download PDFInfo
- Publication number
- CN105564588A CN105564588A CN201410627780.2A CN201410627780A CN105564588A CN 105564588 A CN105564588 A CN 105564588A CN 201410627780 A CN201410627780 A CN 201410627780A CN 105564588 A CN105564588 A CN 105564588A
- Authority
- CN
- China
- Prior art keywords
- lng fuel
- deck
- cofferdam
- plate
- fuel tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 28
- 239000002828 fuel tank Substances 0.000 claims abstract description 42
- 238000009432 framing Methods 0.000 claims description 42
- 238000010276 construction Methods 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000002955 isolation Methods 0.000 abstract description 11
- 238000005192 partition Methods 0.000 abstract 1
- 239000003949 liquefied natural gas Substances 0.000 description 49
- 239000000295 fuel oil Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention provides a LNG fuel cargo ship, comprising a ship body, a LNG fuel tank, and a supporting structure used to support the LNG fuel tank on the ship body. The ship body is provided with a main deck and an engine room under the main deck. The supporting structure comprises an isolation cabin, a supporting frame, and saddles. The top of the isolation cabin is provided with an isolation cabin deck. The isolation cabin is arranged on the main deck and is on the engine room. A vertical partition is arranged between the isolation cabin deck and the main deck. The supporting frame is arranged in the isolation cabin, and is supported between the isolation cabin deck and the main deck. The saddles are arranged on the isolation cabin deck of the isolation cabin in groups. Each group of the saddles comprise at least two saddles arranged at interval along the length direction of the LNG fuel tank. The upper surface of the saddle is provided with a concave supporting portion which is used to support the lower surface of the LNG fuel tank. The supporting frame is arranged in the isolation cabin, ensuring structure strength to satisfy related requirements, saving structure weight, and reducing space occupied by the integrated LNG fuel tank supporting structure, and providing convenience for arrangement of the LNG fuel tank.
Description
Technical field
The present invention relates to ship domain, particularly a kind of LNG fuel transport ship.
Background technology
At present, the boats and ships that specify along with " world prevents boats and ships from causing environmental pollution pact " reduce discharging approaching of standard and time limit, adopt the boats and ships of single-fuel oil (HFO) first can not emission control district (ECA) navigate by water again, supplement in ECA district and adopt liquefied natural gas (LNG) to be considered to a kind of economically viable counter-measure as marine fuel.
LNG is a kind of cryogenic liquid (temperature about-163 DEG C), has volatile inflammable and explosive feature, make to load rear storage onto ship and safety in utilization extremely important.Conventional admiralty fuel oil storage compartment can be seized every opportunity layout according to hull structure, flexible utilization hull space (as separation, wing tank etc.).LNG fuel tank is then completely different, and its physical property determines the requirements such as its storage needs to consider insulation, ventilates, explosion-proof.
In order to avoid the safety issue that LNG gas leakage brings, in more existing LNG fuel ships, can LNG fuel tank open type be arranged on quarter of a ship deck, its concrete arrangement structure is roughly: on the quarter deck arranges supporting construction, LNG fuel tank is installed in supporting construction, the deck in LNG fuel tank front arranges the empty cabin of isolation of a hollow, make the room, cabin below the superstructure in LNG fuel tank and its front and superstructure isolated, this arrangement structure just making LNG fuel tank be correlated with need take larger space.Especially for carrier as box ship, this arrangement structure also can have influence on vanning amount.
Summary of the invention
The object of the present invention is to provide a kind of LNG fuel transport ship, to solve the problem that in prior art, space shared by LNG fuel tank is larger.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: a kind of LNG fuel transport ship, comprise hull, LNG fuel tank and in order to LNG fuel tank to be supported in the supporting construction on described hull, described hull has main deck and is positioned at the cabin below main deck; Described supporting construction comprises cofferdam, support frame and saddle; Cofferdam top has a cofferdam deck; The main deck that described cofferdam is arranged on described hull, above the cabin being positioned at described hull, has vertical spacing between described cofferdam deck and described main deck; Support frame is arranged in described cofferdam, and is supported between described cofferdam deck and described main deck; Saddle is arranged in the cofferdam first of described cofferdam in groups, and often group saddle is furnished with at least two along the length direction interval of LNG fuel tank; Saddle upper surface is formed with recessed support portion, in order to support the lower surface of LNG fuel tank.
Preferably, described support frame comprises multiple transverse frame plate and multiple longitudinal framing plate; Described longitudinal framing plate extends along the length direction of described hull, and multiple longitudinal framing plate is arranged along the Width interval of hull; Described transverse frame plate is perpendicular to described longitudinal framing plate, and multiple transverse frame plate is being arranged along interval on the length direction of hull.
Preferably, described longitudinal framing plate is continuous structure between the two opposite side walls of described cofferdam, and the two ends of described transverse frame plate length direction are connected and fixed with adjacent two longitudinal framing plates respectively.
Preferably, described longitudinal framing plate and described transverse frame plate are connected to form latticed, and perpendicular on described longitudinal framing plate length direction, multiple transverse frame plate is located on the same line.
Preferably, described longitudinal framing plate is provided with manhole, and manhole is opened between the junction of longitudinal framing plate and adjacent two described transverse frame plates.
Preferably, described transverse frame plate and described longitudinal framing plate are steel plate, and which is provided with the reinforced rib vertically extended.
Preferably, described saddle and described cofferdam deck are spirally connected fixing, and described cofferdam deck offers the mounting hole passed for bolt, described cofferdam deck lower surface is provided with deep bracket around described mounting hole.
Preferably, described saddle is provided with many groups, and to support multiple LNG fuel tank, many group saddles are transversely arranged at interval.
Preferably, described LNG fuel transport ship is box ship.
As shown from the above technical solution, advantage of the present invention and good effect are: support frame is arranged in cofferdam by the present invention, form secure support, ensure that structural strength meets related request to LNG fuel tank; Support frame and cofferdam form an integral structure, save structural weight, and the space in support frame Appropriate application cofferdam, does not additionally take up room, decrease the space shared by LNG fuel tank supporting construction entirety, facilitate the layout of LNG fuel tank.
Accompanying drawing explanation
Fig. 1 is the schematic cross section of LNG fuel transport ship embodiment of the present invention at saddle place.
Fig. 2 is the elevation profile schematic diagram of supporting construction in LNG fuel transport ship embodiment of the present invention.
Description of reference numerals is as follows: 1, supporting construction; 11, cofferdam; 111, cofferdam deck; 1111, mounting hole; 12, support frame; 121, longitudinal framing plate; 1211, reinforced rib; 1212, manhole; 122, transverse frame plate; 1221, reinforced rib; 1222, manhole; 123, deep bracket; 13, saddle; 131, support portion; 2, LNG fuel tank; 3, main deck.
Detailed description of the invention
The exemplary embodiment embodying feature & benefits of the present invention will describe in detail in the following description.Be understood that the present invention can have various changes on different embodiments, it neither departs from the scope of the present invention, and explanation wherein and to be shown in be use when explain in essence, and be not used to limit the present invention.
The invention provides a kind of LNG fuel transport ship, this carrier can be the single fuel ship only using LNG as fuel, also can be using diesel oil and LNG as the hybrid fuel ship of fuel.In the present embodiment, this LNG fuel transport ship is diesel-LNG hybrid fuel container truck.
As shown in Figure 1, in the LNG fuel transport ship of the present embodiment, the main deck 3 of hull has been arranged side by side multiple LNG fuel tank 2, and the length direction of LNG fuel tank 2 is consistent with the length direction of hull, and multiple LNG fuel tank 2 is parallel to each other.LNG fuel tank 2 is supported on main deck 3 by supporting construction 1, a form being mainly improved to supporting construction 1 of the present invention, and according to the form of this supporting construction 1, make the position of LNG fuel tank 2 be positioned at above the cabin of hull, shorten the supply air line between LNG fuel tank 2 and main frame.Below the concrete composition of supporting construction 1 is introduced in detail.
If no special instructions, " longitudinal direction " in hereafter occurred representative direction refers to direction consistent with the length direction of hull in horizontal direction, and in the present embodiment, the length direction of LNG fuel tank 2 is and vertical consistency." transverse direction " refers to the direction perpendicular to " longitudinal direction " in horizontal direction, also can think the Width of hull.
Composition graphs 1 and Fig. 2, supporting construction 1 mainly comprises cofferdam 11, support frame 12 and saddle 13, and support frame 12 is arranged in cofferdam 11, and saddle 13 is arranged on cofferdam 11.
Cofferdam 11 top has a cofferdam deck 111, on the main deck 3 that cofferdam 11 is arranged at hull and above the cabin being positioned at hull, cofferdam deck 111 is supported on main deck 3 by other composition framing members (not giving label signal in figure) of cofferdam 11, between cofferdam deck 111 and main deck 3, there is vertical spacing, thus form cavity between, to play buffer action.The structure on cofferdam deck 111 and the similar of deck on the ship, be roughly the form that plate adds skeleton, specifically can refer to existing dependency structure.
Support frame 12 is arranged in the cavity of cofferdam 11, and is supported between cofferdam deck 111 and main deck 3.Support frame 12 is played a supporting role, and increases the intensity of cofferdam 11.
In the present embodiment, support frame 12 comprises multiple transverse frame plate 122 and multiple longitudinal framing plate 121.The material of transverse frame plate 122 and longitudinal framing plate 121 is steel plate, and it is respectively equipped with the reinforced rib 1221,1211 of vertical direction extension, the two ends up and down of transverse frame plate 122 and longitudinal framing plate 121 connect with cofferdam deck 111, main deck 3 respectively, and each frame plate is welded and fixed with cofferdam deck 111, main deck 3 respectively.Longitudinal framing plate 121 extends longitudinally, and multiple longitudinal framing plate 121 transversely interval is arranged.Transverse frame plate 122 is perpendicular to longitudinal framing plate 121, and namely transverse frame plate 122 extends transversely, and multiple transverse frame plate 122 longitudinally interval is arranged.The expression of each frame plate thickness is eliminated in Fig. 1 and Fig. 2, see with the view direction of Fig. 1, the length of transverse frame plate 122 extends in left-right direction, label be 121 straight line namely represent the cross-sectional plane of longitudinal framing plate, the length of longitudinal framing plate 121 is extending perpendicular to paper direction; With Fig. 2, the length direction of longitudinal framing plate 121 is left and right directions, label be 122 straight line namely represent the cross-sectional plane of transverse frame plate, the length of transverse frame plate 122 is extending perpendicular to paper direction.
More preferably, longitudinal framing plate 121 is continuous structure between the two opposite side walls of cofferdam 11, and the two ends of transverse frame plate 122 length direction are connected and fixed with adjacent two longitudinal framing plates 121 respectively.From Fig. 1, on left and right directions, label is the as a whole structure of longitudinal framing plate at each linear position place of 121, and the two ends of the length direction of longitudinal framing plate 121 connect with the two opposite side walls in cofferdam 11 respectively.
Further, longitudinal framing plate 121 and transverse frame plate 122 are connected to form latticed, and perpendicular on longitudinal framing plate 121 length direction, multiple transverse frame plate 122 is located on the same line.That is: the transverse frame plate 122 being connected to a certain cross-section both sides of longitudinal framing plate 121 is located on the same line.
In addition, as shown in Figure 2, longitudinal framing plate 121 is also provided with multiple manhole 1212, manhole 1212 is opened between the junction of longitudinal framing plate 121 and adjacent two transverse frame plates 122, meets needed for installation and maintenance.If desired, transverse frame plate 122 also can offer manhole, as namely transverse frame plate 122 in Fig. 1 being provided with a manhole 1222.
Still consult Fig. 1 and Fig. 2, saddle 13 is arranged on the cofferdam deck 111 of cofferdam 11 in groups, often organizes saddle 13 and is longitudinally furnished with two in interval, can support respectively to the two ends of LNG fuel tank 2.Saddle 13 upper surface is formed with recessed support portion 131, and this support portion 131 is suitable with LNG fuel tank 2 shape, directly supports the lower surface of LNG fuel tank 2.When having multiple LNG fuel tank 2 aboard ship, saddle 13 is also correspondingly provided with many groups, and many group saddles 13 are transversely arranged on the cofferdam deck 111 of cofferdam 11 at interval.
Loading force suffered by saddle 13 passes to cofferdam 11, on the web beam that power is delivered to main deck 3 by cofferdam 11 and interior support frame 12 again thereof or bulkhead, makes capablely effectively to be transmitted, ensures that structural strength meets related request.For ship, accommodation can be carried out according to the structure of support frame 12 in the web beam position of its main deck 3, more effectively to carry out the transmission of power.
Consult Fig. 1, in the present embodiment, saddle 13 is spirally connected fixing by the cofferdam deck 111 of bolt and cofferdam 11.Cofferdam deck 111 offers the mounting hole 1111 passed for bolt, cofferdam deck 111 lower surface is provided with deep bracket 123 around mounting hole 1111.Deep bracket 123 to downward-extension, has interval between deep bracket 123 lower end and main deck 3 from the lower surface on cofferdam deck 111, eliminates the expression of deep bracket 123 thickness in Fig. 1 equally.Carry out local reinforcement by mounting hole 1111 place on these deep bracket 123 pairs of cofferdam decks 111, promote the intensity on cofferdam deck 111.
In the present invention, support frame is arranged in cofferdam, secure support is formed to LNG fuel tank, ensures that structural strength meets related request; Support frame and cofferdam form an integral structure, save structural weight, and the space in support frame Appropriate application cofferdam, does not additionally take up room, decrease the space shared by LNG fuel tank supporting construction entirety, facilitate the layout of LNG fuel tank.For container truck, the arrangement structure of this LNG fuel tank can also optimize the vanning arrangement of freight container, improves the economy of container truck.
Although describe the present invention with reference to several exemplary embodiment, should be appreciated that term used illustrates and exemplary and nonrestrictive term.Spirit or the essence of invention is not departed from because the present invention can specifically implement in a variety of forms, so be to be understood that, above-mentioned embodiment is not limited to any aforesaid details, and explain widely in the spirit and scope that should limit in claim of enclosing, therefore fall into whole change in claim or its equivalent scope and remodeling and all should be claim of enclosing and contained.
Claims (9)
1. a LNG fuel transport ship, comprises hull, LNG fuel tank and in order to LNG fuel tank to be supported in the supporting construction on described hull, and described hull has main deck and is positioned at the cabin below main deck; It is characterized in that, described supporting construction comprises:
Cofferdam, top has cofferdam deck; The main deck that described cofferdam is arranged on described hull, above the cabin being positioned at described hull, has vertical spacing between described cofferdam deck and described main deck;
Support frame, is arranged in described cofferdam, and is supported between described cofferdam deck and described main deck;
Saddle, is arranged on the cofferdam deck of described cofferdam in groups, and often group saddle is furnished with at least two along the length direction interval of LNG fuel tank; Saddle upper surface is formed with recessed support portion, in order to support the lower surface of LNG fuel tank.
2. LNG fuel transport ship according to claim 1, is characterized in that: described support frame comprises multiple transverse frame plate and multiple longitudinal framing plate; Described longitudinal framing plate extends along the length direction of described hull, and multiple longitudinal framing plate is arranged along the Width interval of hull; Described transverse frame plate is perpendicular to described longitudinal framing plate, and multiple transverse frame plate is being arranged along interval on the length direction of hull.
3. LNG fuel transport ship according to claim 2, it is characterized in that: described longitudinal framing plate is continuous structure between the two opposite side walls of described cofferdam, and the two ends of described transverse frame plate length direction are connected and fixed with adjacent two longitudinal framing plates respectively.
4. LNG fuel transport ship according to claim 3, is characterized in that: described longitudinal framing plate and described transverse frame plate are connected to form latticed, and perpendicular on described longitudinal framing plate length direction, multiple transverse frame plate is located on the same line.
5. LNG fuel transport ship according to claim 3, is characterized in that: described longitudinal framing plate is provided with manhole, manhole is opened between the junction of longitudinal framing plate and adjacent two described transverse frame plates.
6. LNG fuel transport ship according to claim 2, is characterized in that: described transverse frame plate and described longitudinal framing plate are steel plate, and which is provided with the reinforced rib vertically extended.
7. the LNG fuel transport ship according to any one of claim 1-6, it is characterized in that: described saddle and described cofferdam deck are spirally connected fixing, described cofferdam deck offers the mounting hole passed for bolt, described cofferdam deck lower surface is provided with deep bracket around described mounting hole.
8. the LNG fuel transport ship according to any one of claim 1-6, is characterized in that: described saddle is provided with many groups, and to support multiple LNG fuel tank, many group saddles are transversely arranged at interval.
9. the LNG fuel transport ship according to any one of claim 1-6, is characterized in that: described LNG fuel transport ship is box ship.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410627780.2A CN105564588A (en) | 2014-11-10 | 2014-11-10 | LNG fuel cargo ship |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410627780.2A CN105564588A (en) | 2014-11-10 | 2014-11-10 | LNG fuel cargo ship |
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CN105564588A true CN105564588A (en) | 2016-05-11 |
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Family Applications (1)
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CN201410627780.2A Pending CN105564588A (en) | 2014-11-10 | 2014-11-10 | LNG fuel cargo ship |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108248760A (en) * | 2018-01-31 | 2018-07-06 | 芜湖市皖南造船有限公司 | A kind of LNG gas bombs rest stand |
CN108502102A (en) * | 2018-04-10 | 2018-09-07 | 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) | LNG fuel bulk freighters |
CN109421897A (en) * | 2017-09-05 | 2019-03-05 | 中集集团集装箱控股有限公司 | Cargo ship |
CN110203336A (en) * | 2019-06-14 | 2019-09-06 | 上海外高桥造船有限公司 | A kind of independent flow container support device |
CN110371244A (en) * | 2019-07-31 | 2019-10-25 | 广船国际有限公司 | A kind of bypassing method of tanker danger zone |
CN111469981A (en) * | 2020-05-26 | 2020-07-31 | 中国船舶工业集团公司第七0八研究所 | Dual-fuel container transport ship |
CN111788115A (en) * | 2018-03-02 | 2020-10-16 | 川崎重工业株式会社 | Ship with a detachable cover |
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CN104044697A (en) * | 2014-06-09 | 2014-09-17 | 山东航宇船业集团有限公司 | Gas storage tank bearing device for LNG (liquefied natural gas) single-fuel ship |
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KR20090098387A (en) * | 2008-03-14 | 2009-09-17 | 대우조선해양 주식회사 | The ship had a driving clean fuel storage tank on an upper deck |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109421897A (en) * | 2017-09-05 | 2019-03-05 | 中集集团集装箱控股有限公司 | Cargo ship |
CN108248760A (en) * | 2018-01-31 | 2018-07-06 | 芜湖市皖南造船有限公司 | A kind of LNG gas bombs rest stand |
CN111788115A (en) * | 2018-03-02 | 2020-10-16 | 川崎重工业株式会社 | Ship with a detachable cover |
CN108502102A (en) * | 2018-04-10 | 2018-09-07 | 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) | LNG fuel bulk freighters |
CN110203336A (en) * | 2019-06-14 | 2019-09-06 | 上海外高桥造船有限公司 | A kind of independent flow container support device |
CN110371244A (en) * | 2019-07-31 | 2019-10-25 | 广船国际有限公司 | A kind of bypassing method of tanker danger zone |
CN110371244B (en) * | 2019-07-31 | 2021-08-03 | 广船国际有限公司 | Method for avoiding dangerous area of liquid cargo ship |
CN111469981A (en) * | 2020-05-26 | 2020-07-31 | 中国船舶工业集团公司第七0八研究所 | Dual-fuel container transport ship |
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Application publication date: 20160511 |