WO2022264942A1 - Navire de transport de marchandises - Google Patents

Navire de transport de marchandises Download PDF

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Publication number
WO2022264942A1
WO2022264942A1 PCT/JP2022/023480 JP2022023480W WO2022264942A1 WO 2022264942 A1 WO2022264942 A1 WO 2022264942A1 JP 2022023480 W JP2022023480 W JP 2022023480W WO 2022264942 A1 WO2022264942 A1 WO 2022264942A1
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WO
WIPO (PCT)
Prior art keywords
cargo
hydrogen
fuel cell
power generation
deck
Prior art date
Application number
PCT/JP2022/023480
Other languages
English (en)
Japanese (ja)
Inventor
巧 宮武
修治 川崎
健太郎 津田
Original Assignee
川崎重工業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 川崎重工業株式会社 filed Critical 川崎重工業株式会社
Priority to CN202280029203.6A priority Critical patent/CN117203121A/zh
Priority to KR1020247001031A priority patent/KR20240021251A/ko
Publication of WO2022264942A1 publication Critical patent/WO2022264942A1/fr
Priority to NO20240011A priority patent/NO20240011A1/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H21/00—Use of propulsion power plant or units on vessels
    • B63H21/12—Use of propulsion power plant or units on vessels the vessels being motor-driven
    • B63H21/17—Use of propulsion power plant or units on vessels the vessels being motor-driven by electric motor
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B15/00—Superstructures, deckhouses, wheelhouses or the like; Arrangements or adaptations of masts or spars, e.g. bowsprits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B17/00—Vessels parts, details, or accessories, not otherwise provided for
    • B63B17/0027—Tanks for fuel or the like ; Accessories therefor, e.g. tank filler caps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B25/00—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby
    • B63B25/02—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods
    • B63B25/08—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid
    • B63B25/12—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid closed
    • B63B25/16—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid closed heat-insulated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H21/00—Use of propulsion power plant or units on vessels
    • B63H21/38—Apparatus or methods specially adapted for use on marine vessels, for handling power plant or unit liquids, e.g. lubricants, coolants, fuels or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63J—AUXILIARIES ON VESSELS
    • B63J99/00—Subject matter not provided for in other groups of this subclass
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
    • H01M8/04201—Reactant storage and supply, e.g. means for feeding, pipes
    • H01M8/04208—Cartridges, cryogenic media or cryogenic reservoirs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
    • H01M8/2465—Details of groupings of fuel cells
    • H01M8/247—Arrangements for tightening a stack, for accommodation of a stack in a tank or for assembling different tanks
    • H01M8/2475—Enclosures, casings or containers of fuel cell stacks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H21/00—Use of propulsion power plant or units on vessels
    • B63H2021/003—Use of propulsion power plant or units on vessels the power plant using fuel cells for energy supply or accumulation, e.g. for buffering photovoltaic energy
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2250/00—Fuel cells for particular applications; Specific features of fuel cell system
    • H01M2250/20—Fuel cells in motive systems, e.g. vehicle, ship, plane
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells
    • 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
    • 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
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells

Definitions

  • This disclosure relates to a cargo carrier equipped with a fuel cell.
  • Patent Literature 1 discloses a liquefied gas carrier equipped with a power generator using a fuel cell.
  • the boil-off gas generated in the cargo tank is reformed into fuel gas and supplied to the anode of the fuel cell, and the oxidant gas is supplied to the cathode of the fuel cell, whereupon the fuel cell generates power.
  • the generated power is supplied to the propulsion motors and the living quarters through the power distribution system.
  • a fuel cell-based power generator is placed on the exposed deck, and a portion of the power generator is above the cargo tank.
  • the inside of a cargo tank that stores liquefied gas, heavy oil, etc. is a section where a dangerous atmosphere continuously exists under normal conditions. restrictions are imposed.
  • the area in which the fuel cell is installed is not defined as a hazardous area, it is an area where an explosive air-fuel mixture may be generated. Since there are restrictions on the equipment that can be installed in the hazardous areas, it is desirable to keep the hazardous areas as small as possible on the ship.
  • the present disclosure has been made in view of the above circumstances, and its purpose is to expand the dangerous area in a cargo carrier that carries cargo such as liquefied gas and heavy oil and whose cargo hold is a dangerous area due to cargo.
  • a cargo carrier that carries cargo such as liquefied gas and heavy oil and whose cargo hold is a dangerous area due to cargo.
  • a cargo carrier includes: a hull having at least one cargo tank and a cargo hold, which is a hazardous area originating from cargo, and an engine room located aft of the cargo hold; a propulsion motor arranged in the engine room; a hydrogen fuel tank for storing hydrogen fuel; a fuel cell power generation unit having a sealable casing and a fuel cell disposed within the casing for generating electricity using hydrogen supplied from the hydrogen fuel tank and oxygen in the air; a power conversion device that supplies power generated by the fuel cell power generation unit to at least one of the propulsion motor and the onboard power load,
  • the hydrogen fuel tank is arranged between the front end and the rear end of the cargo hold in the hull, and the fuel cell power generation unit is installed in the cargo hold while the fuel cell is evacuated from the dangerous area on deck. It is characterized in that it is arranged above the upper
  • FIG. 1 is a schematic side view showing the overall configuration of a cargo carrier according to one embodiment of the present disclosure.
  • FIG. 2 is a block diagram showing a schematic configuration of a hydrogen power generation system.
  • FIG. 3 is a diagram for explaining dangerous areas on the deck and cargo area defined for a cargo carrier.
  • FIG. 4 is a schematic side view showing the overall configuration of a cargo carrier according to Modification 1.
  • FIG. 5 is a schematic side view showing the overall configuration of a cargo carrier according to Modification 2.
  • FIG. FIG. 6 is a schematic side view showing the overall configuration of a cargo carrier according to Modification 3. As shown in FIG.
  • FIG. 1 is a schematic side view showing the overall configuration of a cargo carrier 1 according to one embodiment of the present disclosure.
  • a cargo carrier 1 shown in FIG. 1 includes a hull 11 , an upper structure 20 provided on the hull 11 , and a propeller 14 and a rudder 15 provided at the stern end of the hull 11 .
  • An engine room 13 is provided at the stern of the hull 11 , and a cargo hold 12 is provided on the bow 17 side of the engine room 13 of the hull 11 .
  • a propulsion motor 25 is arranged in the engine room 13 .
  • a propulsion motor 25 rotates the propeller 14 .
  • the cargo carrier 1 according to the present embodiment is an electric propulsion vessel, but the cargo carrier 1 may be a hybrid propulsion vessel equipped with a hybrid propulsion system combining a diesel engine, an electric motor, and a storage battery.
  • the upper structure 20 projecting upward from the hull 11 is provided above the engine room 13 .
  • the upper structure 20 is provided with a living space 2 and a bridge 3 .
  • a cargo tank 16 is provided in the cargo hold 12.
  • the cargo carrier 1 according to this embodiment is a liquefied gas carrier, and the cargo tank 16 stores liquefied gas.
  • liquefied gas examples include liquefied hydrogen and LNG.
  • cargo is not limited to liquefied gas.
  • the cargo carrier 1 may be an oil tanker, and heavy oil may be stored in the cargo tank 16 .
  • the rectangular cargo tank 16 is shown in FIG. 1, the shape of the cargo tank 16 is not limited to rectangular, and may be spherical, elliptical, or cylindrical with both ends closed with hemispheres (i.e., capsule-shaped). good too.
  • the cargo carrier 1 is equipped with a hydrogen power generation system 6.
  • the power generated by the hydrogen power generation system 6 is supplied to at least one of the propulsion motor 25 and the onboard power load 26 .
  • the hydrogen power generation system 6 comprises a fuel cell power generation unit 61 , at least one hydrogen storage module 62 , a power converter 63 and a storage battery 65 .
  • FIG. 2 is a block diagram showing a schematic configuration of the hydrogen power generation system 6.
  • the hydrogen storage module 62 includes a hydrogen fuel tank 621 containing hydrogen fuel, and a tank valve 622 provided at the entrance/exit of the hydrogen fuel tank 621 .
  • the hydrogen fuel is stored in the hydrogen fuel tank 621 in gaseous or liquid form.
  • the hydrogen fuel tank 621 is connected to the fuel cell power generation unit 61 through a pipe, and hydrogen stored in the hydrogen fuel tank 621 is supplied to the fuel cell power generation unit 61 through the pipe.
  • the hydrogen storage module 62 may be configured to supply hydrogen to hydrogen utilization equipment other than the hydrogen power generation system 6 mounted on the cargo carrier 1 .
  • a hydrogen boiler arranged in the engine room 13 is exemplified as such a hydrogen utilization device.
  • the fuel cell power generation unit 61 includes a fuel cell 611, a radiator 612, a high-pressure hydrogen facility 613, and a system controller 614, and is housed within a sealable casing 610. Casing 610 forms an enclosed compartment in which fuel cell 611 is located.
  • the fuel cell 611 has a large number of fuel cells, receives supply of hydrogen, and electrochemically reacts the hydrogen with oxygen in the air to generate DC power.
  • a radiator 612 adjusts the temperature of the fuel cell 611 to a temperature suitable for power generation. For example, a coolant circulates through radiator 612 and fuel cell 611 .
  • the high-pressure hydrogen equipment 613 adjusts the pressure of the hydrogen sent from the hydrogen storage module 62 and supplies it to the fuel cell 611 .
  • the system control device 614 is a device that controls power generation of the fuel cell 611 .
  • the system controller 614 controls the high-pressure hydrogen equipment 613 and the tank valve 622 so that hydrogen and oxygen are supplied to the fuel cell 611 to generate power according to the load.
  • the system controller 614 also operates the radiator 612 so that the fuel cell 611 is kept at an appropriate temperature. Also, the system control device 614 instructs the power conversion device 63 on the power to be extracted from the fuel cell 611 .
  • the power conversion device 63 has a plurality of input systems and output systems, converts the voltage, current, and frequency of the input power and outputs it.
  • the system control device 614 calculates commands to the power conversion device 63 from the load state of the main switchboard 27 and the state of charge of the storage battery 65 .
  • the power conversion device 63 extracts DC power from the fuel cell 611 according to a command from the system control device 614 , converts (or adjusts) the voltage of the DC power, and sends it to the main switchboard 27 .
  • Power is supplied from the main switchboard 27 to the propulsion motors 25 through wiring. Also, power is supplied from the main switchboard 27 to the onboard power load 26 via wiring.
  • voltage conversion includes at least one of DC-to-DC conversion, AC-to-DC conversion, DC-to-AC conversion, AC-to-AC conversion, voltage conversion, and power regulation. It's okay.
  • the power conversion device 63 stores the surplus of the generated power in the storage battery 65 .
  • the power stored in the storage battery 65 may be appropriately extracted by the power converter 63 and sent to the main switchboard 27 .
  • FIG. 3 is a diagram for explaining a deck dangerous area 100 and a cargo area 101 defined for the cargo carrier 1. As shown in FIG.
  • the upper deck 18 is an exposed deck that covers the upper surface of the hull 11.
  • a section of the upper deck 18 that is below the predetermined first height X [m] from the portion located above the cargo hold 12 is defined as a "dangerous area 100 on deck” derived from cargo. More specifically, it is surrounded by a plane S1 parallel to the ship width direction Y [m] forward from the front end of the cargo hold 12 and a plane S2 parallel to the ship width direction Y [m] rearward from the rear end of the cargo hold 12.
  • an area below the first height X [m] from the upper deck 18 is defined as a deck dangerous area 100 .
  • the deck dangerous area 100 of the protruding portion of the cargo tank 16 is the first height from the outer surface of the cargo tank 16. It is defined as an area of height X [m] or less.
  • the cargo area 101 is indicated by a thick double-dashed line in FIG.
  • the cargo area 101 includes a portion of the upper deck 18 above the cargo hold 12 and a space above the upper deck 18 above the cargo hold 12 . part is included.
  • the fuel cell power generation unit 61 is arranged above the upper deck 18 in the cargo section area 101 with the fuel cell 611 substantially retracted from the deck dangerous area 100 .
  • at least one fuel cell power generation unit 61 erected on the upper deck 18 is used to evacuate the entire fuel cell power generation unit 61 including the fuel cell 611 from the on-deck dangerous area 100 .
  • the fuel cell power generation unit 61 is placed on at least one support column 71 erected on the upper deck 18 .
  • the support column 71 has a second height H that is greater than or equal to the first height X [m].
  • the fuel cell power generation unit 61 placed on the support column 71 is arranged at a position higher than the first height X from the upper deck 18 . Since the fuel cell power generation unit 61 is arranged in front of the bridge 3, the second height H is set to the first height X [m ] It is desirable that the value is as small as possible.
  • the space between the fuel cell power generation unit 61 and the upper deck 18 is opened.
  • the plurality of support columns 71 are horizontally separated to the extent that crew members can pass through.
  • the space between the upper deck 18 and the fuel cell power generation unit 61 separated by the support pillar 71 is sufficiently high for a crew member wearing safety shoes and a helmet to pass through.
  • the visibility and trafficability on the upper deck 18 are secured below the fuel cell power generation unit 61, and the crew can pass below the fuel cell power generation unit 61 and work below the fuel cell power generation unit 61. you can go
  • the configuration of the support column 71 is not limited to the above, and may be a block shape provided with a passage tunnel or a frame shape without walls.
  • the hydrogen storage module 62 is arranged in the cargo section area 101 .
  • the hydrogen storage module 62 is arranged on the bow 17 side of the fuel cell power generation unit 61 .
  • the hydrogen fuel tank 621 of the hydrogen storage module 62 has a lower portion below the upper deck 18 and an upper portion protruding upward from the upper deck 18 .
  • the hydrogen fuel tank 621 has a volume that can accommodate the amount of hydrogen required for navigation, and the hydrogen fuel tank 621 can be The forward visibility from the bridge 3 can be ensured by suppressing the protrusion height from the upper deck 18. ⁇
  • the power conversion device 63 and the storage battery 65 are arranged in the engine room 13.
  • the power converter 63 may be placed in the residential area 2 .
  • the power converter 63 may be placed within the casing 610 of the fuel cell power generation unit 61 .
  • the power conversion device 63 is arranged in the casing 610, two independent spaces are formed in the casing 610, one of the two spaces containing the power conversion device 63, and the other containing the fuel cell power generation unit 61. may be accommodated.
  • the cargo carrier 1 is A hull 11 having a cargo hold 12, which is a hazardous area derived from cargo and provided with at least one cargo tank 16, and an engine room 13 arranged behind the cargo hold 12; a propulsion motor 25 arranged in the engine room 13; a hydrogen fuel tank 621 that stores hydrogen fuel; a fuel cell power generation unit 61 having a sealable casing 610 and a fuel cell 611 disposed in the casing 610 for generating electricity using hydrogen supplied from a hydrogen fuel tank 621 and oxygen in the air; A power conversion device 63 that supplies the power generated by the fuel cell power generation unit 61 to at least one of the propulsion motor 25 and the onboard power load 26, When the area of the upper deck 18 of the hull 11 located above the cargo hold 12 and below the predetermined first height X is defined as the deck dangerous area 100 originating from the cargo,
  • the hydrogen fuel tank 621 is arranged between the front and rear ends of the cargo hold 12 in the hull 11 from the front end to the rear end,
  • the compartment where the fuel cell 611 is arranged that is, the internal space of the casing 610 is withdrawn from the dangerous area 100 on deck.
  • the fuel cell power generation unit 61 is arranged between the front end and the rear end of the cargo hold 12 (i.e., the cargo area 101). The dangerous place to be carried out falls between before and after the deck dangerous place 100 originating from the cargo hold 12.
  • the fuel cell power generation unit 61 can be arranged without extending the dangerous area including the dangerous area 100 on the deck rearward, that is, toward the stern side. Since the dangerous area is not extended to the stern side where the upper structure 20 is located, safety measures such as installation of bulkheads for expanding the dangerous area to the existing section which is not the dangerous area and review of peripheral devices are not required.
  • the fuel cell power generation unit 61 is supported from below by at least one support column 71 erected on the upper deck 18, and the support column 71 is higher than the first height X It has a high second height H.
  • the space between the plurality of support pillars 71 is open so that passage between the upper deck 18 and the fuel cell power generation unit 61 is possible. It is desirable that Since the spaces between the plurality of support columns 71 are opened in this manner, traffic and visibility are ensured even if the support columns 71 are provided on the upper deck 18 .
  • the lower portion of the hydrogen fuel tank 621 is below the upper deck 18, and the upper portion of the hydrogen fuel tank 621 protrudes upward from the upper deck 18.
  • the present disclosure may also include modifications of the details of the specific structures and/or functions of the above embodiments within the scope of the present disclosure.
  • the configuration of the cargo carrier 1 described above can be changed, for example, as in modifications described below.
  • a plurality of modifications will be described below, a combination of features shown in one or a plurality of modifications may be applied to the above embodiments.
  • FIG. 4 is a schematic side view showing the overall configuration of the cargo carrier 1 according to Modification 1.
  • the fuel cell power generation unit 61 is arranged in the range of the first height X or less from the upper deck 18 in the cargo area 101. is different from the hydrogen power generation system 6 according to the above-described embodiment.
  • the casing 610a of the fuel cell power generation unit 61 is placed directly on the upper deck 18 so that at least a portion thereof overlaps the deck dangerous area 100, or is placed via a jig.
  • the casing 610a of the fuel cell power generation unit 61 has an airlock.
  • casing 610a includes multiple containers including an inner container and an outer container, and an airtight door provided for each of the multiple containers.
  • a plurality of hermetic doors are designed not to open at the same time.
  • FIG. 5 is a schematic side view showing the overall configuration of the cargo carrier 1 according to Modification 2.
  • the hydrogen power generation system 6B mounted on the cargo carrier 1 according to Modification 2 has the hydrogen storage module 62 disposed above the upper deck 18 in the cargo area 101, which is similar to that described above. It differs from the hydrogen power generation system 6 according to the embodiment. More specifically, in the hydrogen power generation system 6B, the hydrogen fuel tank 621 of the hydrogen storage module 62 is supported on the upper deck 18 via supports 72.
  • the capacity of the hydrogen fuel tank 621 is restricted so that the forward visibility from the bridge 3 is not blocked by the hydrogen fuel tank 621.
  • the hydrogen fuel tank 621 may be replenished with the boil-off gas of the cargo tank 16 as fuel as described in Modification 3 below.
  • FIG. 6 is a schematic side view showing the overall configuration of the cargo carrier 1 according to Modification 6. As shown in FIG. 6, in a hydrogen power generation system 6C mounted on a cargo carrier 1 according to Modification 3, a cargo tank 16 and a hydrogen fuel tank 621 send the boil-off gas in the cargo tank 16 to the hydrogen fuel tank 621. It is different from the hydrogen power generation system 6 according to the above-described embodiment in that it is connected by a supply pipe.
  • the branch pipe 42 of the boil-off gas pipe 41 connected to the cargo tank 16 is connected to the hydrogen fuel tank 621 of the hydrogen storage module 62.
  • the branch pipe 42 is provided with an on-off valve 43 and a compressor 44 .
  • the boil-off gas in the cargo tank 16 is compressed by the compressor 44 and then sent to the hydrogen fuel tank 621 to fill the hydrogen fuel tank 621 .
  • hydrogen gas as boil-off gas is sent to the hydrogen fuel tank 621, and when the liquefied gas stored in the cargo tank 16 is LNG, the branch pipe 42 is used.
  • a reformer is provided, and the boil-off gas is converted into hydrogen gas by the reformer and sent to the hydrogen fuel tank 621 .
  • the hydrogen power generation system 6C it is possible to switch between replenishment of fuel to the hydrogen fuel tank 621 from a land or sea refueling facility and replenishment of fuel to the hydrogen fuel tank 621 from the cargo tank 16 .

Abstract

La présente invention concerne un navire de transport de marchandises comprenant : une coque ; un réservoir de combustible à base d'hydrogène destiné à stocker du combustible à base d'hydrogène ; une unité de génération d'énergie de pile à combustible ayant un boîtier hermétique et une pile à combustible disposée dans le boîtier ; et un dispositif de conversion d'énergie électrique pour fournir de l'énergie électrique générée par l'unité de génération d'énergie de pile à combustible à un moteur électrique de propulsion et/ou à une charge d'énergie électrique intérieure. Lorsqu'une zone s'étendant d'une partie au-dessus d'un espace de chargement jusqu'à une première hauteur prédéterminée ou moins, dans le pont supérieur de la coque, est définie comme un lieu de pont dangereux à cause des chargements, le réservoir de combustible à base d'hydrogène est disposé entre l'extrémité avant et l'extrémité arrière de l'espace de chargement dans la coque, et l'unité de génération d'énergie de pile à combustible est disposée entre l'extrémité avant et l'extrémité arrière de l'espace de chargement et au-dessus du pont supérieur dans un état dans lequel un lot où la pile à combustible est installée est séparé du lieu de pont dangereux.
PCT/JP2022/023480 2021-06-17 2022-06-10 Navire de transport de marchandises WO2022264942A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN202280029203.6A CN117203121A (zh) 2021-06-17 2022-06-10 货物运输船
KR1020247001031A KR20240021251A (ko) 2021-06-17 2022-06-10 화물 운반선
NO20240011A NO20240011A1 (en) 2021-06-17 2024-01-04 Cargo transport ship

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021-101107 2021-06-17
JP2021101107A JP2023000349A (ja) 2021-06-17 2021-06-17 貨物運搬船

Publications (1)

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WO2022264942A1 true WO2022264942A1 (fr) 2022-12-22

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JP (1) JP2023000349A (fr)
KR (1) KR20240021251A (fr)
CN (1) CN117203121A (fr)
NO (1) NO20240011A1 (fr)
WO (1) WO2022264942A1 (fr)

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JP2013530865A (ja) * 2010-05-19 2013-08-01 デウ シップビルディング アンド マリーン エンジニアリング カンパニー リミテッド 甲板上部に燃料タンクを有する浮遊式構造物
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