CN220114765U - Bulk cargo ship with dual-fuel power - Google Patents
Bulk cargo ship with dual-fuel power Download PDFInfo
- Publication number
- CN220114765U CN220114765U CN202320887979.3U CN202320887979U CN220114765U CN 220114765 U CN220114765 U CN 220114765U CN 202320887979 U CN202320887979 U CN 202320887979U CN 220114765 U CN220114765 U CN 220114765U
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- Prior art keywords
- fuel
- tank
- dual
- independent
- stern
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- 239000000446 fuel Substances 0.000 title claims abstract description 161
- 239000002828 fuel tank Substances 0.000 claims abstract description 67
- 238000002360 preparation method Methods 0.000 claims abstract description 28
- 238000005086 pumping Methods 0.000 claims abstract description 8
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 90
- 230000009977 dual effect Effects 0.000 claims description 22
- 229910052799 carbon Inorganic materials 0.000 claims description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 238000009423 ventilation Methods 0.000 claims description 5
- 229910021529 ammonia Inorganic materials 0.000 claims description 4
- 238000006386 neutralization reaction Methods 0.000 description 5
- 238000003860 storage Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 108010066278 cabin-4 Proteins 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 241000845082 Panama Species 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 231100000481 chemical toxicant Toxicity 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000010762 marine fuel oil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model relates to a bulk cargo ship with dual-fuel power, the ship body comprises a bow part, a stern part and a cargo area, the upper end of the stern part is provided with a stern deck, a cab and a living area are arranged on the stern deck, a cabin is arranged in the stern part, a dual-fuel engine is arranged in the cabin, the bulk cargo ship further comprises a second fuel system, the second fuel system comprises an independent fuel tank, a filling station, a fuel daily cabin and a fuel preparation room, the fuel daily cabin and the fuel preparation room are fixedly arranged on the stern deck at the upper end of the stern part and are positioned behind the cab and the living area, the independent fuel tank is fixedly arranged above the fuel daily cabin and the fuel preparation room, the filling station is arranged beside the independent fuel tank and is connected with the independent fuel tank, a pumping device is arranged between the independent fuel tank and the fuel daily cabin, a supply device for connecting the fuel daily cabin and the dual-fuel engine is arranged in the fuel preparation room, and the supply device can distribute fuel in the fuel daily cabin to the dual-fuel engine.
Description
Technical Field
The utility model relates to the technical field of ship construction, in particular to a bulk cargo ship with dual-fuel power.
Background
Along with the promotion of green transformation and carbon neutralization processes in the shipping industry, the methanol is used as a marine fuel facing the future, has the characteristics of better economy, safety, mature engine technology, availability, capability of realizing carbon neutralization by using the green methanol and the like, and gradually becomes one of ideal fuels for realizing low-carbon or carbon neutralization targets by using the ship power. In order to achieve carbon neutralization in the shipping industry, the industry has also grown research on the use of methanol fuels for ships.
Methanol is a low-calorific-value, low-flash-point, invisible, volatile and toxic chemical with burning flame, and because of the characteristic of low calorific value, the energy density of the unit volume of the methanol is less than half of that of traditional marine fuel oil, and when the methanol is used as fuel, huge storage space is needed, in the prior art, methanol dual-fuel ships are container ships and liquid cargo ships, methanol fuel storage tanks are arranged in ship cargo areas, and the cargo space can be occupied. The utility model patent with the application number of CN202310062672.4 discloses a methanol fuel storage cabin arrangement of a dual-fuel ship, which is applied to a bulk cargo ship and comprises a methanol fuel storage cabin and an isolation empty cabin, wherein the methanol fuel storage cabin is arranged at the tail part of a ship body and is positioned below a deck and is formed by encircling a ship body outer plate and a fuel cabin wall, and the isolation cabin wall is arranged at the outer side of the fuel cabin wall.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the present utility model aims to provide a bulk cargo ship with dual fuel power, which does not occupy cargo space, has a simple structure, a reasonable arrangement, and low manufacturing cost.
In order to achieve the above object, the present utility model provides a bulk cargo ship of dual fuel power, comprising a hull including a bow portion, a stern portion, and a cargo area provided in the middle, the stern portion having a stern deck provided at an upper end thereof, a cabin and a living area being provided on the stern deck, a cabin being provided in the stern portion, a dual fuel engine being provided in the cabin, and a second fuel system including an independent fuel tank, a filling station, a fuel day tank, and a fuel preparation room, both of which are fixedly provided on the stern deck and are located at a rear of the cabin and the living area, the independent fuel tank being fixedly provided above the fuel day tank and the fuel preparation room, the filling station being provided beside and connected to the independent fuel tank, a pumping device being provided between the independent fuel tank and the fuel day tank, a supply device being provided in the fuel preparation room for connecting the fuel day tank and the dual fuel engine, and the supply device being capable of distributing fuel in the fuel day tank to the dual fuel engine.
Further, the second fuel system further includes a fuel tank fender bracket fixed to a stern deck of the stern and surrounding the periphery and the top of the independent fuel tank.
Further, the fuel day tanks and the fuel preparation room are arranged side by side in the left-right direction on the stern deck.
Further, the independent fuel tank is cylindrical in shape, and its axial direction is along the left-right direction of the hull, and the axial midpoint is located on the fore-and-aft line of the hull.
Further, the filling stations are provided on the left and right sides of the independent fuel tanks.
Further, the separate fuel tank is used for storing methanol.
Further, the separate fuel tank is for storing ammonia fuel without carbon.
Further, the stern is also provided with a ventilation mast communicated with the fuel preparation room.
As described above, the bulk carrier with dual fuel power according to the present utility model has the following advantages:
by providing a second fuel system for supplying a second fuel, such as methanol fuel, in addition to the fuel, the methanol fuel is injected into the separate fuel tank via the filling station, a quantity of methanol fuel is pumped into the fuel day tank via the filling pumping device, and when the ship is sailing, the methanol fuel is dispensed to the dual fuel engine in the tank via the supply device located in the fuel preparation room. The second fuel system is arranged on a stern deck at the upper end of the stern, does not occupy space of a cargo hold, stores methanol fuel by arranging an independent fuel tank, does not need to arrange a fuel tank in the stern, does not need to greatly improve the hull structure, does not occupy space of a cabin in the stern, and is arranged at the stern and far away from a cargo operation area, and the safety is good. The independent fuel tank is arranged above the fuel daily cabin and the fuel preparation room, and has reasonable layout and small occupied space. The whole bulk cargo ship has simple structure, reasonable arrangement and low manufacturing cost.
Drawings
Fig. 1 is a schematic structural view of a bulk carrier with dual fuel power according to the present utility model.
Fig. 2 is an enlarged view of circle a of fig. 1.
Fig. 3 is a schematic view of the arrangement of the separate fuel tank and the filling station in the present utility model.
Fig. 4 is a schematic view showing an arrangement between a fuel day tank and a fuel preparation in the present utility model.
Description of the reference numerals
1. Ship body
101. Bow part
102. Cargo compartment area
103. Stern part
2. Stern deck
3. Cabin
4. Rudder cabin
5. Cab and living area
6. Independent fuel tank
7. Daily fuel tank
8. Fuel preparation room
9. Filling station
10. Breathable mast
11. Fuel tank protecting rack
12. Dual-fuel engine
Detailed Description
Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.
It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the utility model to the extent that it can be practiced, since modifications, changes in the proportions, or adjustments of the sizes, which are otherwise, used in the practice of the utility model, are included in the spirit and scope of the utility model which is otherwise, without departing from the spirit or scope thereof. Also, the terms such as "upper", "lower", "left", "right", "middle", etc. are used herein for convenience of description, but are not to be construed as limiting the scope of the utility model, and the relative changes or modifications are not to be construed as essential to the scope of the utility model.
Referring to fig. 1 to 4, the present utility model provides a bulk carrier with dual fuel power, comprising a hull 1, the hull 1 comprising a bow 101, a stern 103, and a cargo area 102 provided in the middle, the cargo area 102 being provided with a cargo, the stern 103 having a stern deck 2 at its upper end, a cab and a living area 5 being provided on the stern deck 2, a cabin 3 being provided in the stern 103, a dual fuel engine 12 being provided in the cabin 3, a rudder cabin 4 being provided in the stern 103, both the cabin 3 and the rudder cabin 4 being located below the stern deck 2. A fuel supply system for supplying fuel to the dual fuel engine 12 is provided in the bulk ship. All the parts can adopt the existing design of bulk carrier.
The bulk carrier of the utility model further comprises a second fuel system comprising an independent fuel tank 6, a filling station 9, a fuel day tank 7 and a fuel preparation room 8, both the fuel day tank 7 and the fuel preparation room 8 being fixedly arranged on the stern deck 2 and both being located behind the cabin and the living area 5, in particular the cabin and the living area 5 being located in a front part area of the stern deck 2, while the fuel day tank 7 and the fuel preparation room 8 are located in a rear part area of the stern deck 2, the independent fuel tank 6 being fixedly arranged above the fuel day tank 7 and the fuel preparation room 8, the filling station 9 being arranged beside the independent fuel tank 6 and being connected to the independent fuel tank 6, pumping means being arranged between the independent fuel tank 6 and the fuel day tank 7, supply means being arranged in the fuel preparation room 8 connecting the fuel day tank 7 and the dual fuel engine 12, and being able to dispense fuel in the fuel day tank 7 to the dual fuel engine 12.
The bulk cargo ship according to the present utility model provides a second fuel other than fuel through a second fuel system, specifically, methanol fuel, or ammonia fuel without nitrogen, or other suitable fuel, in this embodiment, methanol fuel is injected into the independent fuel tank 6 through the filling station 9, the independent fuel tank 6 stores methanol fuel, the pumping device is connected with the independent fuel tank 6 and the fuel daily tank 7, a certain amount of methanol fuel is pumped into the fuel daily tank 7 through the pumping device, and the fuel daily tank 7 stores a certain amount of methanol fuel for daily use of the dual-fuel engine 12 and is timely replenished through the pumping device. During ship navigation, methanol fuel is distributed to the dual-fuel engine 12 positioned in the engine room 3 through the supply device positioned in the fuel preparation room 8, and the fuel is combusted to provide power for ship navigation.
According to the bulk cargo ship, the second fuel system is arranged on the stern deck 2 at the upper end of the stern 103, so that the cargo space is not occupied, the methanol fuel is stored by arranging the independent fuel tank 6, the fuel tank is not required to be arranged in the stern 103, the structure of the ship body 1 is not required to be greatly improved, the space of the cabin 3 in the stern 103 is not occupied, and the independent fuel tank 6 is arranged at the stern 103 and far away from a cargo operation area, so that the safety is good. The fuel daily cabin 7 and the fuel preparation room 8 are arranged on the surface of the stern deck 2, and the independent fuel tank 6 is arranged above the fuel daily cabin 7 and the fuel preparation room 8, and can be fixedly connected with the upper surfaces of the fuel daily cabin 7 and the fuel preparation room 8 and the upper surface of the stern deck 2, so that the fuel daily cabin is reasonable in layout and small in occupied space. The whole bulk cargo ship has the advantages of simple structure, reasonable arrangement, convenient installation and low manufacturing cost.
In this embodiment, referring to fig. 2, as a preferred design, the second fuel system further includes a fuel tank protecting frame 11, where the fuel tank protecting frame 11 is fixed on the stern deck 2 and surrounds the periphery and the top of the independent fuel tank 6, and the fuel tank protecting frame 11 may be made of steel, so that the risk of damage to the independent fuel tank 6 can be well reduced, and the independent fuel tank 6 and the cab and the living area 5 can also have a certain isolation space, so that the risk of injury to personnel is reduced.
In the present embodiment, referring to fig. 4, as a preferable design, the fuel tanks 7 and the fuel preparation room 8 are arranged side by side on the stern deck 2 in the left-right direction, and the space on the stern deck 2 can be utilized better than in the front-rear arrangement.
In this embodiment, referring to fig. 1, as a preferred design, the independent fuel tank 6 is cylindrical in shape, the inner skin is reduced, and its axial direction is along the left-right direction of the hull 1, and the axial midpoint is located on the fore-and-aft line of the hull 1, that is, the independent fuel tank 6 is arranged at the midpoint in the left-right direction of the stern 103, the left-right sides of the independent fuel tank 6 are at a distance from the side of the ship, and the filling station 9 is provided on the left-right sides of the independent fuel tank 6. The independent fuel tank 6 can be constructed of ordinary steel, and can be constructed at low cost by special paint spraying.
In this embodiment, the independent fuel tank 6 is used for storing methanol fuel, and the independent fuel tank 6 is very convenient to be modified into ammonia fuel without carbon or other suitable fuel in the bulk cargo stern methanol dual-fuel power ship.
In this embodiment, referring to fig. 1, as a preferred design, the stern 103 is further provided with a ventilation mast 10 communicating with the independent fuel tank 6, the ventilation mast 10 being used for ventilation of the independent fuel tank 6. The mooring means are provided at the bow 101.
The bulk carrier with dual-fuel power can be a super Panama bulk carrier or other types of bulk carriers.
The bulk cargo ship with double-fuel power has the following technical effects:
1. the novel energy source methanol can be used, carbon neutralization can be realized by utilizing green methanol, the space of the cargo hold is not occupied, and zero loss of the cargo hold capacity is realized; 2. the construction cost of the independent fuel tank 6 is low, the structure and arrangement of the second fuel system are simple, the change of the structure of the ship body 1 is small, the whole ship is easy to construct, the cost is low, and batch construction can be realized; 3. the second fuel system is arranged at the tail of the ship, is far away from the cargo operation area, is relatively isolated from the cab and the living area 5, has low risk, and reduces the risk of using methanol fuel to the ship, crewman and environment to a level equivalent to that of a conventional fuel-powered ship; 4. the second fuel system can provide additional fuel, does not occupy the original fuel tank, and can improve the endurance.
In summary, the present utility model effectively overcomes the disadvantages of the prior art and has high industrial utility value.
The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.
Claims (8)
1. Bulk carrier of dual fuel power, including hull (1), hull (1) include bow (101), stern (103) and set up cargo area (102) at the middle part, stern (103) upper end has stern deck (2), be equipped with driver's cabin and living area (5) on stern deck (2), be equipped with cabin (3) in stern (103), be equipped with dual fuel engine (12) in cabin (3), its characterized in that: the dual-fuel engine further comprises a second fuel system, the second fuel system comprises an independent fuel tank (6), a filling station (9), a fuel daily tank (7) and a fuel preparation room (8), the fuel daily tank (7) and the fuel preparation room (8) are fixedly arranged on a stern deck (2) and are positioned behind a cab and a living area (5), the independent fuel tank (6) is fixedly arranged above the fuel daily tank (7) and the fuel preparation room (8), the filling station (9) is arranged beside the independent fuel tank (6) and is connected with the independent fuel tank (6), a pumping device is arranged between the independent fuel tank (6) and the fuel daily tank (7), a supply device for connecting the fuel daily tank (7) with the dual-fuel engine (12) is arranged in the fuel preparation room (8), and the supply device can be used for distributing fuel in the fuel daily tank (7) to the dual-fuel engine (12).
2. The dual fuel powered bulk carrier of claim 1, wherein: the second fuel system further comprises a fuel tank protection frame (11), wherein the fuel tank protection frame (11) is fixed on a stern deck (2) of a stern (103) and surrounds the periphery and the top of the independent fuel tank (6).
3. The dual fuel powered bulk carrier of claim 1, wherein: the fuel daily tanks (7) and the fuel preparation room (8) are arranged side by side on the stern deck (2) in the left-right direction.
4. The dual fuel powered bulk carrier of claim 1, wherein: the independent fuel tank (6) is cylindrical in shape, and the axial direction of the independent fuel tank is along the left-right direction of the hull (1), and the axial midpoint is positioned on the head-tail line of the hull (1).
5. Bulk carrier powered by dual fuel as claimed in claim 1 or 4, characterized in that: the filling stations (9) are arranged on the left side and the right side of the independent fuel tank (6).
6. The dual fuel powered bulk carrier of claim 1, wherein: the independent fuel tank (6) is used for storing methanol.
7. The dual fuel powered bulk carrier of claim 1, wherein: the separate fuel tank (6) is used for storing ammonia fuel without carbon.
8. The dual fuel powered bulk carrier of claim 1, wherein: the stern (103) is also provided with a ventilation mast (10) communicated with the independent fuel tank (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320887979.3U CN220114765U (en) | 2023-04-19 | 2023-04-19 | Bulk cargo ship with dual-fuel power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320887979.3U CN220114765U (en) | 2023-04-19 | 2023-04-19 | Bulk cargo ship with dual-fuel power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220114765U true CN220114765U (en) | 2023-12-01 |
Family
ID=88895642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320887979.3U Active CN220114765U (en) | 2023-04-19 | 2023-04-19 | Bulk cargo ship with dual-fuel power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220114765U (en) |
-
2023
- 2023-04-19 CN CN202320887979.3U patent/CN220114765U/en active Active
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |