CN114715330B - Dual-fuel oil ship - Google Patents
Dual-fuel oil ship Download PDFInfo
- Publication number
- CN114715330B CN114715330B CN202210442384.7A CN202210442384A CN114715330B CN 114715330 B CN114715330 B CN 114715330B CN 202210442384 A CN202210442384 A CN 202210442384A CN 114715330 B CN114715330 B CN 114715330B
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- Prior art keywords
- fuel
- dual
- deck
- ammonia
- groove
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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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T70/00—Maritime or waterways transport
- Y02T70/50—Measures to reduce greenhouse gas emissions related to the propulsion system
- Y02T70/5218—Less carbon-intensive fuels, e.g. natural gas, biofuels
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invention relates to the technical field of ships, in particular to a dual-fuel oil ship. The dual-fuel oil ship comprises a deck, a deck beam, an ammonia fuel cabin and a fuel cabin, wherein the deck beam is arranged on the deck; the two ammonia fuel tanks are symmetrically arranged on the deck beam by taking the central line of the dual-fuel oil ship as the center; the two fuel tanks are symmetrically arranged on the deck by taking the central line of the dual-fuel oil ship as the center. According to the dual-fuel oil tanker, the ammonia fuel cabin is arranged on the deck beam, so that the influence of the deck beam on the sight of a cab can be avoided; two ammonia fuel tanks are symmetrically arranged on two sides of the dual-fuel oil tanker, and two fuel tanks are symmetrically arranged on two sides of the dual-fuel oil tanker, so that the influence of the ammonia fuel tanks and the fuel tanks on the overall stability of the oil tanker can be reduced, and potential safety hazards are eliminated.
Description
Technical Field
The invention relates to the technical field of ships, in particular to a dual-fuel oil ship.
Background
In order to achieve the aim of emission reduction of the international maritime organization, the method is difficult to achieve only by means of traditional ship hydrodynamic optimization, installation of a hydrodynamic energy-saving device and the like, and the feasibility of alternative fuels (zero-carbon or low-carbon fuels) needs to be considered. In this regard, ammonia fuel (NH 3 ) As a fuel without carbon atoms, attention is paid to the industry and ships driven by ammonia and fuel oil as new trend of future shipping.
In the prior art, on one hand, the ammonia fuel cabin is arranged on the deck, the gravity center of the ammonia fuel cabin is higher, and the increase of the free liquid level in the ammonia fuel cabin easily affects the stability of the whole oil tanker; on the other hand, the installation of the ammonia fuel cabin can also influence the sight of a cab, and potential safety hazards exist.
Accordingly, there is a need for a dual fuel tanker to address the above-described problems.
Disclosure of Invention
The invention aims to provide a dual-fuel oil tanker, which reduces the influence of an ammonia fuel tank on the overall stability of the oil tanker, avoids influencing the sight of a cab and eliminates potential safety hazards.
In order to achieve the above object, the following technical scheme is provided:
a dual fuel tanker comprising:
a deck;
the deck cross beam is arranged on the deck;
the ammonia fuel tanks are arranged on the deck beam, and the two ammonia fuel tanks are symmetrically arranged by taking the central line of the dual-fuel oil tanker as a center;
and the two fuel tanks are symmetrically arranged on the deck by taking the central line of the dual-fuel oil ship as a center.
As an alternative to the dual fuel tanker, the ammonia fuel tank comprises a barrel portion and a hemispherical portion, the two hemispherical portions being symmetrically disposed at both ends of the barrel portion.
As an alternative to the dual fuel tanker, the deck beam is provided with a recess in which at least part of the cartridge portion of the ammonia fuel tank is housed.
As an alternative to the dual fuel tanker, the longitudinal cross-sectional shape of the groove is circular arc.
As an alternative scheme of the dual-fuel oil tanker, the deck beam further comprises a first accommodating space, the first accommodating space is surrounded on the periphery of the groove, a plurality of first reinforcing ribs are arranged in the first accommodating space, the plurality of first reinforcing ribs are distributed at intervals by taking the circle center of the groove as the center, and extension lines of the first reinforcing ribs all pass through the circle center of the groove.
As an alternative scheme of the dual-fuel oil tanker, the left side and the right side of the first accommodating space are both provided with second accommodating spaces, a plurality of second reinforcing ribs are arranged in the second accommodating spaces, the plurality of second reinforcing ribs are distributed at intervals along the vertical direction, and each second reinforcing rib extends along the horizontal direction.
As an alternative to the dual fuel tanker, the lowest of the grooves is no less than 1m from the deck.
As an alternative to the dual fuel tanker, the width of the dual fuel tanker is B and the width D of the fuel tank is greater than B/5.
As an alternative to the dual fuel tanker, the dual fuel tanker further comprises a superstructure, the peripheral wall of which is aligned with the bulkhead of the fuel tank.
As an alternative to the dual fuel tanker, the side of the fuel tank near the outboard side of the ship is provided with a bilge tank.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a dual-fuel oil ship, which comprises a deck, a deck beam, an ammonia fuel tank and a fuel tank, wherein the deck beam is arranged on the deck; the two ammonia fuel tanks are symmetrically arranged on the deck beam by taking the central line of the dual-fuel oil ship as the center; the two fuel tanks are symmetrically arranged on the deck by taking the central line of the dual-fuel oil ship as the center. According to the dual-fuel oil tanker, the ammonia fuel cabin is arranged on the deck beam, so that the influence of the deck beam on the sight of a cab can be avoided; two ammonia fuel tanks are symmetrically arranged on two sides of the dual-fuel oil tanker, and two fuel tanks are symmetrically arranged on two sides of the dual-fuel oil tanker, so that the influence of the ammonia fuel tanks and the fuel tanks on the overall stability of the oil tanker can be reduced, and potential safety hazards are eliminated.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following description will briefly explain the drawings needed in the description of the embodiments of the present invention, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the contents of the embodiments of the present invention and these drawings without inventive effort for those skilled in the art.
FIG. 1 is a schematic top view of a dual fuel tanker provided by an embodiment of the present invention;
FIG. 2 is a schematic longitudinal cross-sectional view of a dual fuel tanker provided in an embodiment of the present invention;
fig. 3 is a schematic longitudinal section of another location of a dual fuel tanker provided by an embodiment of the present invention.
Reference numerals:
1-deck;
2-deck cross members; 21-grooves; 22-a first reinforcing rib; 22-second reinforcing ribs;
3-ammonia fuel tanks;
4-an oil tank;
5-superstructure;
6-a sewage cabin.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
As shown in fig. 1-2, the present embodiment provides a dual fuel tanker, comprising a deck 1, a deck beam 2, an ammonia tank 3 and a fuel tank 4, the deck beam 2 being disposed on the deck 1; the two ammonia fuel tanks 3 are symmetrically arranged on the deck beam 2 by taking the central line of the dual-fuel oil ship as the center; the two fuel tanks 4 are symmetrically arranged on the deck 1 with the central line of the dual-fuel oil ship as the center. According to the dual-fuel oil tanker, the ammonia fuel tank 3 is arranged on the deck beam 2, so that the influence of the deck beam 2 on the sight of a cab can be avoided; two ammonia fuel tanks 3 are symmetrically arranged on two sides of the dual-fuel oil tanker, and two fuel tanks 4 are symmetrically arranged on two sides of the dual-fuel oil tanker, so that the influence of the ammonia fuel tanks 3 and the fuel tanks 4 on the overall stability of the oil tanker can be reduced, and potential safety hazards are eliminated.
In addition, the ammonia fuel cabin 3 is supported by the deck beam 2, so that the design of a supporting structure can be reduced, the structural arrangement is simplified, the steel consumption is saved, and the cost is reduced.
Preferably, the ammonia fuel tank 3 includes a cylindrical portion and a hemispherical portion, and the two hemispherical portions are symmetrically disposed at both ends of the cylindrical portion. The design can effectively reduce the free liquid level of the ammonia fuel tank 3 and reduce the influence of the free liquid in the ammonia fuel tank 3 on the overall stability of the oil tanker.
Preferably, the deck beam 2 is provided with a recess 21, and at least part of the barrel of the ammonia fuel tank 3 is accommodated in the recess 21. The design can further reduce the influence of the ammonia fuel tank 3 on the sight of a cab, can also reduce the gravity center of the ammonia fuel tank 3, reduce the influence of the ammonia fuel tank 3 on the overall stability of the tanker, and improve the stability of the tanker.
Alternatively, the longitudinal cross-sectional shape of the groove 21 is circular arc. The circular arc-shaped groove can be matched with the shape of the barrel part of the ammonia fuel tank 3, so that the ammonia fuel tank 3 is tightly fixed on the deck beam 2.
Further, the height of the lowest part of the groove 21 from the deck 1 is not less than 1m. The design can ensure the structural strength of the deck beam 2 and ensure enough installation and maintenance space below the deck beam 2.
Preferably, the deck beam 2 further includes a first accommodating space, the first accommodating space is surrounded on the periphery of the groove 21, a plurality of first reinforcing ribs 22 are arranged in the first accommodating space, the plurality of first reinforcing ribs 22 are arranged at intervals with the center of the groove 21 as the center, and the extension line of each first reinforcing rib 22 passes through the center of the groove 21. The structural strength of the groove 21 can be improved through the first reinforcing ribs 22, and the installation stability of the ammonia fuel tank 3 is guaranteed.
Further, an anti-tilting toggle plate is further arranged in the first accommodating space, and is inserted between the two first reinforcing ribs 22 for improving the structural strength and stability of the groove 21. Illustratively, one anti-tilt toggle plate is disposed every four first ribs 22.
Preferably, the left and right sides of the first accommodation space are provided with second accommodation spaces, a plurality of second reinforcing ribs 23 are arranged in the second accommodation spaces, the plurality of second reinforcing ribs 23 are arranged at intervals along the vertical direction, and each second reinforcing rib 23 extends along the horizontal direction. This design can guarantee deck beam 2 holistic stability, improves the structural strength and the stability of recess 21 simultaneously.
Optionally, the dual fuel tanker has a width B and the fuel tank 4 has a width D greater than B/5. The design can ensure the water tightness requirement in the B/5 range of the ship board of the oil tanker, and can prevent the cabin from being broken with the cargo oil cabin and the fuel oil cabin in the B/5 meter range of transverse breakage, so that the stability of the broken cabin of the ship can more easily meet the standard requirement, and the stability and safety of the dual-fuel ship can be further improved.
Preferably, as shown in fig. 3, the dual fuel tanker further comprises a superstructure 5, the peripheral wall of the superstructure 5 being aligned with the bulkhead of the fuel tank 4.
Preferably, as shown in fig. 1, the side of the fuel tank 4 near the outboard side of the ship is provided with a sewage tank 6.
Illustratively, in a nacelle arrangement, where all of the oil and water tanks are concentrated on the sides of the nacelle, the oil tank bulkheads are aligned with the superstructure peripheral walls, and by aligning the structure from top to bottom, hull vibration is effectively reduced. Cabins requiring double-shell protection such as a fuel tank, a fuel daily cabinet, a settling cabinet and the like can be arranged at a position in front of the cabins, so that more sufficient cabin capacity is obtained, and a double-shell area is used for arranging a sewage cabin and the like. Small cabins such as lubricating oil may be arranged on one side of the middle part of the cabin. The fresh water cabin, the boiler water cabin and the like which can be directly connected with the outer plate are arranged on the other side of the middle part of the cabin. The oil-water tank cabinets are arranged in a concentrated mode, equipment such as a host machine is uniformly arranged in the middle of the tank, all structures and equipment in the tank are quite orderly, and transverse inclination of the ship is effectively reduced. The position of the oil-water bulkhead should be set within the range of the ship width B/5 in addition to being aligned with the peripheral wall.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; can be directly connected or indirectly connected; either mechanically or electrically. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Note that the above is only a preferred embodiment of the present invention and the technical principle applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, while the invention has been described in connection with the above embodiments, the invention is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the invention, which is set forth in the following claims.
Claims (6)
1. A dual fuel tanker, comprising:
a deck (1);
the deck cross beam (2) is arranged on the deck (1);
the ammonia fuel tanks (3) are arranged on the deck beam (2), and the two ammonia fuel tanks (3) are symmetrically arranged by taking the central line of the dual-fuel oil ship as the center;
the two fuel tanks (4) are symmetrically arranged on the deck (1) by taking the central line of the dual-fuel oil ship as a center;
a groove (21) is formed in the deck beam (2), and at least part of the barrel part of the ammonia fuel tank (3) is accommodated in the groove (21);
the longitudinal section of the groove (21) is arc-shaped;
the deck beam (2) further comprises a first accommodating space, the first accommodating space is arranged around the periphery of the groove (21), a plurality of first reinforcing ribs (22) are arranged in the first accommodating space, the plurality of first reinforcing ribs (22) are arranged at intervals by taking the circle center of the groove (21) as the center, and the extension line of each first reinforcing rib (22) passes through the circle center of the groove (21);
the left and right sides of first accommodation space all is equipped with second accommodation space, be equipped with a plurality of second strengthening ribs (23) in the second accommodation space, a plurality of second strengthening ribs (23) are arranged along vertical direction interval, and every second strengthening rib (23) extend along the horizontal direction.
2. A dual fuel tanker according to claim 1, characterized in that the ammonia fuel tanks (3) comprise a cylindrical portion and a hemispherical portion, two of said hemispherical portions being symmetrically arranged at both ends of the cylindrical portion.
3. A dual fuel tanker according to claim 1, characterized in that the lowest of the grooves (21) is no less than 1m from the deck (1).
4. A dual fuel tanker according to any of claims 1-3, characterized in that the width of the dual fuel tanker is B and the width D of the fuel tanks (4) is greater than B/5.
5. The dual fuel tanker according to claim 4, further comprising a superstructure (5), the peripheral wall of the superstructure (5) being aligned with the bulkhead of the fuel tank (4).
6. A dual fuel tanker according to claim 5, characterized in that the side of the fuel tank (4) near the outboard side of the vessel is provided with a bilge tank (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210442384.7A CN114715330B (en) | 2022-04-25 | 2022-04-25 | Dual-fuel oil ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210442384.7A CN114715330B (en) | 2022-04-25 | 2022-04-25 | Dual-fuel oil ship |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114715330A CN114715330A (en) | 2022-07-08 |
| CN114715330B true CN114715330B (en) | 2023-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210442384.7A Active CN114715330B (en) | 2022-04-25 | 2022-04-25 | Dual-fuel oil ship |
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Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104512245A (en) * | 2013-09-30 | 2015-04-15 | 十堰军旺工贸有限公司 | Supporting frame for natural gas tank in automobile |
| CN203528287U (en) * | 2013-09-30 | 2014-04-09 | 十堰军旺工贸有限公司 | Automobile natural gas tank supporting frame |
| US10815123B2 (en) * | 2016-06-06 | 2020-10-27 | Regents Of The University Of Minnesota | Engine fuel-reforming reactors, systems, and methods |
| CN108216499B (en) * | 2018-01-03 | 2019-09-13 | 江南造船(集团)有限责任公司 | The support system of liquefied gas carrier c-type independent tank |
| CN209008821U (en) * | 2018-09-25 | 2019-06-21 | 中国船舶工业集团公司第七0八研究所 | A kind of novel fixed saddle |
| CN110356509B (en) * | 2019-07-18 | 2021-03-19 | 上海外高桥造船有限公司 | Dual-fuel oil tanker gas supply system and oil tanker |
| CN113135261A (en) * | 2020-01-20 | 2021-07-20 | 株式会社名村造船所 | Liquefied gas fuel ship |
| CN111634367A (en) * | 2020-06-05 | 2020-09-08 | 中国船舶工业集团公司第七0八研究所 | Dual-fuel bulk cargo ship |
| CN214948215U (en) * | 2020-11-13 | 2021-11-30 | 中国石油天然气集团有限公司 | Support structure for C-tank of floating storage and regasification plant |
| 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 |
| CN216185810U (en) * | 2021-08-23 | 2022-04-05 | 大连船舶重工集团有限公司 | Ship with sunken LNG tank supports |
| CN215475684U (en) * | 2021-09-28 | 2022-01-11 | 青岛远洋船员职业学院 | Cold storage and air conditioning system of ammonia power ship utilizing fuel cold energy |
| CN114104192A (en) * | 2021-11-25 | 2022-03-01 | 中国船舶工业集团公司第七0八研究所 | C-shaped LNG fuel tank saddle of container ship |
| CN114348171A (en) * | 2022-01-11 | 2022-04-15 | 上海外高桥造船有限公司 | Ammonia fuel powered bulk cargo ship |
| CN114379707A (en) * | 2022-02-25 | 2022-04-22 | 广船国际有限公司 | Low-flash-point fuel ship |
| CN114368449A (en) * | 2022-02-28 | 2022-04-19 | 广船国际有限公司 | Chemical ship with ammonia fuel tank |
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2022
- 2022-04-25 CN CN202210442384.7A patent/CN114715330B/en active Active
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| CN114715330A (en) | 2022-07-08 |
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