WO2024098700A1 - Contenant de réservoir de carburant gnl pour un navire partagé - Google Patents

Contenant de réservoir de carburant gnl pour un navire partagé Download PDF

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Publication number
WO2024098700A1
WO2024098700A1 PCT/CN2023/093518 CN2023093518W WO2024098700A1 WO 2024098700 A1 WO2024098700 A1 WO 2024098700A1 CN 2023093518 W CN2023093518 W CN 2023093518W WO 2024098700 A1 WO2024098700 A1 WO 2024098700A1
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WO
WIPO (PCT)
Prior art keywords
frame
hoisting
tank body
cold box
lng fuel
Prior art date
Application number
PCT/CN2023/093518
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English (en)
Chinese (zh)
Inventor
费锦华
何远新
刘凤伟
卢海
吕长乐
熊珍艳
李永莉
袁蛟
吴慧敏
范霞
杨清义
Original Assignee
中车长江车辆有限公司
中车长江运输设备集团有限公司科技开发分公司
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.)
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Application filed by 中车长江车辆有限公司, 中车长江运输设备集团有限公司科技开发分公司 filed Critical 中车长江车辆有限公司
Publication of WO2024098700A1 publication Critical patent/WO2024098700A1/fr

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  • the present disclosure relates to the technical field of LNG fuel storage, and in particular to a shared ship-used LNG fuel tank container.
  • LNG fuel tank containers are fixed on ships. When refueling, they need to berth at a dedicated coastal gas station or a floating refueling pontoon, and connect the filling pipeline through the above infrastructure equipment to refuel LNG fuel.
  • this will lead to difficulties in docking during the filling process of LNG fuel tank containers, long pipelines, large waste of liquid resources, and long filling time.
  • the disclosed embodiment provides a shared ship LNG fuel tank container, which solves or partially solves the technical problems in the prior art of the LNG fuel tank container, such as the difficulty in docking during the filling process, the large waste of liquid source due to the long pipeline, and the long filling time.
  • the technical solution is as follows.
  • a shared ship-use LNG fuel tank container comprising: a lifting frame; a tank body, arranged in the lifting frame; a cold box structure, arranged in the lifting frame and connected to the tank body; a storage box, arranged in the lifting frame and connected to the end surface of the cold box structure away from the tank body; and a liquid collection tray, arranged at the bottom of the storage box.
  • FIG1 is a schematic structural diagram of a shared ship-used LNG fuel tank container according to some embodiments of the present disclosure
  • FIG2 is a schematic structural diagram of a hoisting frame of a shared ship LNG fuel tank container in FIG1 ;
  • FIG3 is a schematic structural diagram of the tank body of the shared marine LNG fuel tank container in FIG1 ;
  • FIG4 is a schematic structural diagram of a cold box structure of a shared marine LNG fuel tank container in FIG1 ;
  • FIG5 is a schematic structural diagram of a storage box of a shared marine LNG fuel tank container in FIG1 ;
  • FIG6 is a schematic diagram of the interior of the storage box in FIG5 ;
  • FIG. 7 is a schematic structural diagram of a liquid collecting tray of a shared marine LNG fuel tank container in FIG. 1 ;
  • FIG8 is an enlarged schematic diagram of point A in FIG7 .
  • FIG1 is a schematic diagram of the structure of a shared ship LNG fuel tank container according to some embodiments of the present disclosure.
  • a shared ship LNG fuel tank container provided by an embodiment of the present disclosure includes: a hoisting frame 1, a tank body 2, a cold box structure 3, a storage box 4 and a liquid collection tray 5, the tank body 2 is arranged in the hoisting frame 1, the cold box structure 3 is arranged in the hoisting frame 1 and connected to the tank body 2, the storage box 4 is arranged in the hoisting frame 1 and connected to the end face of the cold box structure 3 away from the tank body 2, and the liquid collection tray 5 is arranged at the bottom of the storage box 4.
  • the tank body 2 is arranged in the hoisting frame 1, and the cold box structure 3 is arranged in the hoisting frame 1 and connected to the tank body 2.
  • the storage box 4 is arranged in the hoisting frame 1 and connected to the end face of the cold box structure 3 away from the tank body 2, and the liquid collection tray 5 is arranged at the bottom of the storage box 4.
  • external pipelines and equipment are arranged in the cold box structure 3 to play a role in low temperature protection.
  • the pipelines and joints are placed in the storage box 4 to play a role in anti-theft, dustproof, rainproof and aesthetic.
  • the hoisting frame 1 is lifted by the lifting equipment on the dock to lift the tank body 2 and the cold box structure 3 from the ship. Then the new tank body 2 and the cold box structure 3 are lifted onto the ship for use by the ship, and the replacement operation can be completed without waiting time for refueling, and the fuel supply is fast.
  • the disclosed embodiment adopts a replaceable shared ship LNG fuel tank container.
  • the lifting frame 1 equipped with the tank body 2, the cold box structure 3, the storage box 4 and the liquid collection tray 5 is delivered to the port by a vehicle at a predetermined time, and the reloading operation is completed when the ship docks and unloads. There is no need to wait for refueling, and the fuel supply is fast.
  • there is no need to build new shore-based or water refueling facilities which reduces the investment in infrastructure funds, and can be applied on a large scale in a short time, effectively realizing the promotion and use of ship LNG fuel.
  • the shared ship LNG fuel tank container avoids the current situation of customized design for ships, reducing the development cost and cycle.
  • the shared ship LNG fuel tank container adopts a tank replacement mode, which is directly operated by the fuel supplier, ensuring price stability and promoting the application of ship LNG fuel.
  • Fig. 2 is a schematic structural diagram of the hoisting frame of the shared ship LNG fuel tank container in Fig. 1.
  • the hoisting frame 1 may include: a first hoisting end frame 1-1, a second hoisting end frame 1-2, a cold box support assembly 1-3, two top side beams 1-4, two bottom side beams 1-5, a plurality of saddles 1-6 and two gooseneck slot longitudinal beams 1-7.
  • the two ends of the two top side beams 1-4 can be connected to the top of the first hoisting end frame 1-1 and the second hoisting end frame 1-2 respectively. Both top side beams 1-4 can be provided with reinforcements 1-10.
  • the reinforcements 1-10 can conflict with the middle of the tank body 2.
  • the structural strength of the top side beams 1-4 is increased by the reinforcements 1-10 to prevent the top side beams 1-4 from being deformed.
  • the tank body 2 is limited to prevent the tank body 2 from shaking.
  • the two ends of the two bottom side beams 1-5 are respectively connected to the bottom of the first hoisting end frame 1-1 and the second hoisting end frame 1-2.
  • the two top side beams 1-4 and the two bottom side beams 1-5 can be used to protect the tank body 2 during hoisting to prevent other objects from hitting the tank body 2 and ensure the safety of the tank body 2.
  • Both ends of a plurality of saddles 1-6 arranged at intervals are connected to the two bottom side beams 1-5, and the middle of the tank body is in conflict with the plurality of saddles 1-6.
  • the saddles 1-6 serve as load transfer intervals to support the tank body 2 during transportation.
  • Two oppositely disposed gooseneck trough longitudinal beams 1-7 are connected to the first hoisting end frame 1-1 and the corresponding bottom side beam 1-5, and the first end of the tank body is in conflict with the gooseneck trough longitudinal beam 1-7, and the gooseneck trough longitudinal beam 1-7 can be used as a load transfer area to support the tank body 2.
  • the two oppositely disposed gooseneck trough longitudinal beams 1-7 can form a longitudinal beam gooseneck trough structure, which meets the requirements of the inspection specification of the shared ship LNG fuel tank container, and can reduce the total height during transportation and the height during filling.
  • the cold box support assembly 1-3 is arranged between the first hoisting end frame 1-1 and the second hoisting end frame 1-2, and is connected to the second hoisting end frame 1-2 and the two bottom side beams 1-5.
  • the second end of the tank body can collide with the cold box support assembly 1-3.
  • the cold box structure 3 can be arranged in the cold box support assembly 1-3.
  • the first lifting end frame 1-1 and the second lifting end frame 1-2 can be used to construct the main body of the lifting frame 1, and at the same time bear the force and fastening during the lifting, transportation, and application of the tank body 2.
  • the lifting device of the lifting equipment is connected to the first lifting end frame 1-1 and the second lifting end frame 1-2.
  • the lifting frame 1 may further include a plurality of lifting members 1-8 disposed between the first lifting end frame 1-1 and the second lifting end frame 1-2.
  • the lifting members 1-8 are in conflict with the middle of the tank body 2.
  • the lifting member 1-8 may be a 20-foot corner lifting structure.
  • Each lifting member 1-8 may be composed of a cover plate 1-81 and an intermediate upper end beam 1-82 connected to the cover plate 1-81.
  • the cover plate 1-81 may be arc-shaped, and the two ends of the cover plate 1-81 are connected to the two ends of the intermediate upper end beam 1-82.
  • corner piece guard plates 1-9 are provided at the connection between the top side beam 1-4 and the first lifting end frame 1-1 and the second lifting end frame 1-2, for protection during corner piece lifting and stacking.
  • the height of the corner piece guard plates 1-9 is 5mm-10mm greater than the height of the middle upper end beam 1-82, so as to prevent interference with the components of the shared ship LNG fuel tank container stacked on top during stacking.
  • the cold box support assembly 1-3 may include: a bottom beam 1-31, a web 1-32, a support member 1-33, a first reinforcing beam 1-35, a second reinforcing beam 1-36, a reinforcing box 1-37 and two support beams 1-34.
  • Both ends of the bottom beam 1-31 can be connected to the two bottom side beams 1-5 respectively.
  • the bottom of the web 1-32 can be connected to the bottom beam 1-31, and the top of the web 1-32 is connected to the tank body 2.
  • a discharge valve 1-39 is provided on the web 1-32 to discharge condensed water or leaked LNG fuel in the cold box structure to ensure the safety of the equipment in the chamber.
  • the support member 1-33 is connected to the end of the bottom beam 1-31 away from the second lifting end frame 1-2, and conflicts with the tank body 2. In some embodiments, since the distance between the end of the tank body 2 and the second lifting end frame 1-2 is relatively far, the stress on the bottom bearing structure is relatively large, and the stress is relieved by the support member 1-33. In some embodiments, the support member 1-33 is plate-shaped, and its surface that conflicts with the tank body 2 is arc-shaped to ensure the stability of the tank body 2.
  • the two support beams 1-34 can be respectively arranged on the two bottom side beams 1-5 and connected to the two sides of the web 1-32.
  • the two ends of the first reinforcing beam 1-35 can be connected to the two bottom side beams 1-5 respectively to ensure the structural strength of the cold box support assembly 1-3.
  • Reinforcing plates 1-38 can be provided between the first reinforcing beam 1-35 and the second hoisting end frame 1-2 and the bottom side beam 1-5 to ensure the structural strength of the cold box support assembly 1-3.
  • Both ends of the second reinforcing beam 1-36 can be connected to the bottom beam 1-31 and the second hoisting end frame 1-2 respectively to ensure the structural strength of the cold box support assembly 1-3.
  • the reinforcement box 1-37 can be connected to the second reinforcement beam 1-36 and the second lifting end frame 1-2 to ensure the structural strength of the cold box support assembly 1-3.
  • the bottom beam 1-31, the web 1-32, the support member 1-33, the first reinforcing beam 1-35, the second reinforcing beam 1-36, the reinforcing box 1-37 and the two supporting beams 1-34 constitute a connection structure for supporting the tank body 2, and can also serve as a skeleton of the cold box structure 3.
  • the cold box structure 3 can share the hoisting frame 1 with the tank body 2, and there is no need to prepare a cold box frame, which reduces weight, reduces cost, and saves space.
  • Fig. 3 is a schematic diagram of the structure of the tank body of the shared ship LNG fuel tank container in Fig. 1.
  • the tank body 2 may include: an outer cylinder 2-1 and an inner cylinder 2-2.
  • the outer cylinder 2-1 is arranged in the hoisting frame 1 and connected to the cold box structure 3. Both ends of the outer cylinder 2-1 may be provided with a first head 2-3.
  • the outer cylinder 2-1 and the first head 2-3 serve as the outer shell structure of the tank body 2 and bear the external pressure.
  • the inner cylinder 2-2 is arranged in the outer cylinder 2-1, and the two ends of the inner cylinder 2-2 may be provided with a second head 2-4.
  • a plurality of first reinforcement rings 2-5 and a plurality of wave-breaking plates 2-6 may be provided in the inner cylinder 2-2.
  • the inner cylinder 2-2 and the second head 2-4 serve as the container structure of the tank body 2, bearing the internal pressure and the medium.
  • internal pipelines 2-9 are provided between the outer cylinder 2-1 and the inner cylinder 2-2 and in the inner cylinder 2-2 to realize the functions of filling, draining, taking pressure, boosting, and discharging of the tank body 2.
  • the wave-breaking plates 2-6 can reduce the impact of the shaking liquid on the tank body 2.
  • the plurality of first reinforcement rings 2-5 ensure the structural strength of the inner cylinder 2-2 and bear the internal pressure.
  • a plurality of second reinforcement rings 2-7 are provided between the outer cylinder 2-1 and the inner cylinder 2-2 to ensure the connection strength between the outer cylinder 2-1 and the inner cylinder 2-2.
  • an insulation layer 2-8 is provided between the outer cylinder 2-1 and the inner cylinder 2-2.
  • the insulation layer 2-8 is formed by winding a flame-retardant composite glass fiber aluminum foil paper and is arranged in the tank interlayer to ensure the low-temperature insulation performance of the tank 2.
  • a plurality of radial supports 2-10 may be provided on the outer wall of the outer cylinder 2-1 to pass the external The equipment supports radial supports 2 - 10 to support the tank body 2 .
  • Fig. 4 is a schematic structural diagram of the cold box structure of the shared marine LNG fuel tank container in Fig. 1.
  • the cold box structure 3 may include: a skirt 3-1, a panel 3-2, a bottom plate 3-3 and two side plates 3-4.
  • One end of the skirt 3 - 1 can be connected to the tank body 2 .
  • the top of the panel 3-2 can be connected to the other end of the skirt 3-1.
  • the two ends of the bottom plate 3-3 are respectively connected to the bottom of the tank body 2 and the panel 3-2, and are used to receive the leaked low-temperature medium and carry the pipeline components arranged in the cold box structure 3, and enclose the cold box structure closed space with other structures.
  • a first cover plate 3-6 can be provided between the bottom plate 3-3 and the bottom side beam 1-5 of the lifting frame 1, and there is a gap between the first cover plate 3-6 and the bottom side beam 1-5.
  • the bottom plate 3-3 is prevented from being directly attached to the bottom side beam 1-5, and the transfer heat bridge is increased, so that when the low temperature is transferred to the bottom side beam 1-5, the temperature can rise to a level that the bottom side beam 1-5 can bear, and the leaked LNG fuel or low-temperature natural gas is placed to cause low-temperature damage to the bottom side beam 1-5, so as to ensure the structural strength of the bottom side beam 1-5.
  • the shape of the first cover plate 3-6 can be one of a U-shape, a "mouth” shape or a "few" shape, so that there is a gap between the first cover plate 3-6 and the side beam.
  • the two side panels 3-4 can be arranged opposite to each other.
  • the two ends of the side panel 3-4 can be connected to the tank body 2 and the panel 3-2 respectively.
  • the two sides of the side panel 3-4 can be connected to the skirt 3-1 and the bottom plate 3-3 respectively.
  • a second cover plate 3-7 can be provided on the second hoisting end frame 1-2 of the hoisting frame 1, and there can be a gap between the second cover plate 3-7 and the second hoisting end frame 1-2.
  • the second hoisting end frame 1-2 is prevented from being directly attached to the side panel 3-4, and the transfer heat bridge is increased, so that when the low temperature is transferred to the second hoisting end frame 1-2, the temperature can rise to a level that the second hoisting end frame 1-2 can withstand. Avoid low-temperature damage to the second hoisting end frame 1-2 caused by leaked LNG fuel or low-temperature natural gas, and ensure the structural strength of the second hoisting end frame 1-2.
  • the material of the second cover plate 3-7 is stainless steel.
  • the second cover plate 3 - 7 may be in a U-shape, a “ ⁇ ” shape, or a “ ⁇ ” shape, so that there is a gap between the second cover plate 3 - 7 and the side beam.
  • the tank body 2 and the panel 3-2 are connected by the skirt 3-1, the bottom plate 3-3 and the two side plates 3-4, so that the tank body 2 and the panel 3-2 are firmly connected. At the same time, a closed chamber is formed between the tank body 2 and the panel 3-2 to ensure the safety of the equipment arranged in the cold box structure.
  • the side panel 3-4 is connected to the skirt 3-1 through a connecting beam 3-5, and the connecting beam 3-5 is connected to the lifting frame 1 to facilitate the connection between the skirt 3-1 and the side panel 3-4, further ensuring the structural strength of the cold box structure.
  • an observation window 3-8 and an airtight door 3-9 may be provided on the panel 3-2.
  • the shape of the internal pipeline of the chamber and the scale of instruments such as the liquid level gauge can be observed through the observation window 3-8.
  • the chamber can be entered by opening the airtight door 3-9 for operation or maintenance.
  • a sealing sleeve is provided between the airtight door 3-9 and the panel 3-2 to ensure the sealing effect when the airtight door 3-9 is closed and to ensure the airtightness of the chamber.
  • the sealing sleeve can be made of rubber.
  • a third cover plate 3-10 is provided on the end surface of the panel 3-2 facing the end cap 2.
  • the third cover plate 3-10 can be provided on the surface of the non-stainless steel part on the panel 3-2.
  • the material of the third cover plate 3-10 can be stainless steel.
  • the shape of the third cover plate 3-10 can be one of a U-shape, a "mouth” shape, or a "few” shape, so that there is a gap between the third cover plate 3-10 and the panel 3-2.
  • the panel 3-2 may be provided with a relief port quick release joint 3-11.
  • the relief port quick release joint 3-11 is connected by a live nut joint, which not only ensures the connection strength, but also allows for quick disassembly and assembly.
  • the skirt 3-1, the panel 3-2, the bottom plate 3-3, the two side plates 3-4, the first cover plate 3-6, the second cover plate 3-7, the observation window 3-8, the airtight door 3-9 and the third cover plate 3-10 may all be made of stainless steel.
  • the cold box structure 3 in order to realize the process pipelines and security monitoring electrical components of fuel supply, contains external pipelines 6 such as filling, gas phase, pressurization, gasification, overflow, air supply, differential pressure, purge, circulating water, compressed air, etc. There are also electrical components such as pressure, liquid level, temperature transmitters, pneumatic solenoid valves, and quick-plug cable connectors.
  • the cold box structure 3 is also equipped with a tank detection device that can be wirelessly transmitted to realize the pressure, liquid level, and other aspects of the tank body 2 on the ground. The position, temperature and location can be monitored in real time to facilitate the deployment of shared ship LNG fuel tank containers on the ground.
  • Fig. 5 is a schematic diagram of the structure of the storage box of the shared ship LNG fuel tank container in Fig. 1
  • Fig. 6 is a schematic diagram of the interior of the storage box in Fig. 5.
  • the storage box 4 may include: a first box frame 4-1, a first box cover 4-2, a second box frame 4-3, a second box cover 4-4, and a third box cover 4-5.
  • the first box frame 4-1 is arranged in the hoisting frame 1 and connected to the end face of the cold box structure 3 away from the tank body 2.
  • a ventilation inlet quick connector 4-6, a ventilation outlet quick connector 4-7, a filling gas phase flange 4-8 and a filling liquid phase flange 4-9 may be arranged in the first box frame 4-1.
  • the ventilation inlet quick connector 4-6 is connected to the ventilation inlet of the ship
  • the ventilation outlet quick connector 4-7 is connected to the ventilation outlet of the ship
  • the filling gas phase flange 4-8 and the filling liquid phase flange 4-9 match the ground filling station.
  • the first end of the first box cover 4-2 is connected to the end face of the first box frame 4-1 away from the cold box structure 3 in a flip-able manner. In some embodiments, the first end of the first box cover 4-2 is connected to the end face of the first box frame 4-1 away from the cold box structure 3 through a first hinge 4-10.
  • the second end of the first box cover 4-2 is connected to the end face of the first box frame 4-1 away from the cold box structure 3 in a lockable manner. In some embodiments, the second end of the first box cover 4-2 can be connected to the end face of the first box frame 4-1 away from the cold box structure 3 through a first box lock 4-11.
  • the second box frame 4-3 can be arranged in the hoisting frame 1 and connected to the end face of the cold box structure 3 away from the tank body 2.
  • the second box frame 4-3 can be provided with an air supply hose 4-12, a circulating water outlet hose 4-13, a circulating water inlet hose 4-14, a compressed gas hose 4-15, a purge hose 4-16, a purge quick connector 4-17, a compressed air quick connector 4-18, a circulating water inlet quick connector 4-19, a circulating water outlet quick connector 4-20 and an air supply dry quick connector 4-21.
  • the ventilation inlet quick connector 4-6, the ventilation outlet quick connector 4-7, the purge quick connector 4-17, the compressed air quick connector 4-18, the circulating water inlet quick connector 4-19, the circulating water outlet quick connector 4-20 and the air supply dry quick connector 4-21 are all provided with connector covers for waterproofing and dustproofing.
  • the purge quick connector 4-17 is connected to the nitrogen source on the ship
  • the compressed air quick connector 4-18 is connected to the compressed air source on the ship
  • the circulating water inlet quick connector 4-19 is connected to the circulating water inlet on the ship
  • the circulating water outlet quick connector 4-20 is connected to the circulating water outlet on the ship
  • the air supply dry quick connector 4-21 is connected to the air pipe on the ship.
  • the air supply hose 4-12, the circulating water outlet hose 4-13, the circulating water inlet hose 4-14, the compressed gas hose 4-15, and the purge hose 4-16 can be made of stainless steel.
  • the first end of the second box cover 4-4 is flippably connected to the end face of the second box frame 4-3 away from the cold box structure 3.
  • the first end of the second box cover 4-4 is connected to the end face of the second box frame 4-3 away from the cold box structure 3 through a second hinge 4-22.
  • the first end of the third box cover 4-5 is connected to the second end of the second box cover 4-4 in a flip-able manner. In some embodiments, the first end of the third box cover 4-5 is connected to the second end of the second box cover 4-4 through a third hinge 4-23. The second end of the third box cover 4-5 is connected to the end face of the second box frame 4-3 away from the cold box structure 3 in a lockable manner. In some embodiments, the second end of the third box cover 4-5 is connected to the end face of the second box frame 4-3 away from the cold box structure 3 through a second box lock 4-24.
  • the first tank cover 4-2 when the tank 2 is filled at the ground station, only the first tank cover 4-2 can be opened.
  • the first tank cover 4-2, the second tank cover 4-4, and the third tank cover 4-5 need to be opened to connect the corresponding pipelines and equipment.
  • the second tank cover 4-4 is hinged with the third tank cover 4-5, and can be folded to reduce the space required to open the tank door.
  • Fig. 7 is a schematic diagram of the structure of the liquid collecting tray of the shared marine LNG fuel tank container in Fig. 1.
  • Fig. 8 is an enlarged schematic diagram of point A in Fig. 7.
  • the liquid collecting tray 5 may include: a liquid collecting plate 5-1, a baffle 5-2, a liquid collecting sealing plate 5-3, a drain valve 5-4, a drain pipe 5-5 and a discharge pipe 5-6.
  • the liquid collecting plate 5 - 1 is connected to the bottom of the end surface of the cold box structure 3 which faces away from the tank body.
  • the baffle 5-2 can be connected to the end of the liquid collecting plate 5-1 away from the cold box structure 3, and connected to the hanging frame 1 to form a liquid collecting space.
  • the bottom of the liquid collecting sealing plate 5-3 can be connected to the liquid collecting plate 5-1, and the sides are respectively connected to the baffle plate 5-2 and the hanging frame 1 to form a containing space.
  • the drain valve 5 - 4 may be disposed in the accommodation space and communicated with the liquid collecting space, and is used to discharge the accumulated water or LNG on the liquid collecting plate 5 - 1 .
  • the sewage pipe 5-5 can be arranged through the baffle plate 5-2 and connected to the sewage valve 5-4 to drain the accumulated water or LNG on the liquid collecting plate 5-1. discharge.
  • the discharge pipe 5-6 can be arranged in the accommodation space, the liquid inlet of the discharge pipe 5-6 is arranged on the top of the baffle plate 5-2, and the liquid outlet of the discharge pipe 5-6 is connected with the sewage pipe 5-5.
  • the liquid on the liquid collecting plate 5-1 reaches the height of the liquid inlet of the discharge pipe 5-6, the liquid flows out from the discharge pipe 5-6 to prevent the accumulated liquid in the liquid collecting tray 5 from overflowing.
  • the liquid collecting tray 5 may further include a three-way joint 5-7, a first interface of the three-way joint 5-7 is connected to the drain valve 5-4, a second interface of the three-way joint 5-7 is connected to the liquid outlet of the discharge pipe 5-6, and a third interface of the three-way joint 5-7 is connected to the drain pipe 5-5.
  • the second cover plate 3-7, the panel 3-2 of the cold box structure 3, the liquid collecting plate 5-1, the baffle plate 5-2 and the liquid collecting sealing plate 5-3 provided on the second hoisting end frame 1-2 constitute the enclosure of the liquid collecting tray 5.
  • the liquid collecting tray 5 reuses the external structure of the hanging frame 1 and the cold box structure 3, and is entirely within the range of the hanging frame 1, and has a simple structure and is resistant to low temperatures.
  • the tank body is arranged in a hoisting frame
  • the cold box structure is arranged in the hoisting frame and connected to the tank body
  • the storage box is arranged in the hoisting frame and connected to the end face of the cold box structure away from the tank body
  • the liquid collection tray is arranged at the bottom of the storage box.
  • the hoisting frame is lifted by the hoisting equipment on the dock to lift the tank body and the cold box structure from the ship. Then, the new tank body and cold box structure are lifted onto the ship for use by the ship, and the replacement operation can be completed without waiting time for refueling, and the fuel supply is fast.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)

Abstract

Contenant de réservoir de carburant GNL pour un navire partagé, comprenant : un bâti de levage (1) ; un corps de réservoir (2), agencé à l'intérieur du bâti de levage (1) ; une structure de réservoir froid (3), agencée à l'intérieur du bâti de levage (1) et reliée au corps de réservoir (2) ; une boîte de stockage (4), agencée à l'intérieur du bâti de levage (1) et reliée à la face d'extrémité, à l'opposé du corps de réservoir (2), de la structure de réservoir froid (3) ; et un plateau de collecte de liquide (5), agencé au niveau de la partie inférieure de la boîte de stockage (4). Lorsqu'un navire est amarré et déchargé, le bâti de levage (1) est élevé au moyen d'un dispositif de levage sur le quai de façon à descendre le corps de réservoir (2) et la structure de réservoir froid (3) depuis le navire, puis un nouveau corps de réservoir (2) et une nouvelle structure de réservoir froid (3) sont montés jusqu'au navire, de telle sorte que l'approvisionnement en carburant est rapide.
PCT/CN2023/093518 2022-11-11 2023-05-11 Contenant de réservoir de carburant gnl pour un navire partagé WO2024098700A1 (fr)

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CN202211411750.9 2022-11-11
CN202211411750.9A CN115899544A (zh) 2022-11-11 2022-11-11 一种共享船用lng燃料罐式集装箱

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