CN212766780U - High-efficient LNG boats and ships power supply system - Google Patents
High-efficient LNG boats and ships power supply system Download PDFInfo
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- CN212766780U CN212766780U CN202021882765.XU CN202021882765U CN212766780U CN 212766780 U CN212766780 U CN 212766780U CN 202021882765 U CN202021882765 U CN 202021882765U CN 212766780 U CN212766780 U CN 212766780U
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Abstract
The utility model discloses a high-efficient LNG boats and ships power supply system, store and supply system, air feed system, fuel cell main power supply system, super capacitor and battery hybrid power system, tail gas heat recovery and discharge system including the LNG fuel, wherein: the LNG fuel storage and supply system and the air supply system are respectively connected with a main power supply system of the fuel cell; and the main power supply system of the fuel cell is respectively connected with the super capacitor and storage battery hybrid power system and the tail gas heat recovery and discharge system. The utility model discloses use liquefied natural gas technique and fuel cell technical creativity to combine in boats and ships power field, solved the high-efficient power efficiency problem of using LNG as the ship fuel of using. The utility model discloses a solid oxide cell's natural gas generating efficiency can reach 65%, and acceleration nature, reliability, maintainability and even noise weight volume are all far superior to traditional combustion engine-mechanical system.
Description
Technical Field
The utility model belongs to the technical field of LNG boats and ships driving system and specifically relates to an adopt LNG as power fuel, solid oxide battery pile as the core power supply, battery/super capacitor is as electric energy storage device's boats and ships power supply system.
Background
Environmental problems become one of the subjects of the modern times, and energy conservation and emission reduction by applying a new technology become social common choices. The Chinese government successively issues documents such as guidance opinions of the transportation department on propelling the liquefied natural gas to be applied in the water transportation industry, guidance opinions of the office hall of the transportation department on accelerating the propulsion of the Yangtze river trunk line to the port of ships to use shore and popularization of the liquefied natural gas to be applied, and the like, strives to accelerate the upgrading of the energy utilization structure of the propulsion ships and the prevention and treatment of port pollution, promote the green development of water transportation and the adjustment of the energy structure, and deeply propel the water transportation industry to apply the Liquefied Natural Gas (LNG) clean energy.
Liquefied Natural Gas (LNG), the main component of which is methane, is known as the cleanest fossil energy on earth. The liquefied natural gas is colorless, tasteless, nontoxic and noncorrosive, the volume of the liquefied natural gas is about 1/625 of the volume of the same amount of gaseous natural gas, and the mass of the liquefied natural gas is only about 45 percent of the same volume of water. 173 member countries of the united nations organization wish to be able to reduce the carbon dioxide emissions of ships to at least half 2008 before 2050. In 4 months in 2018, the international maritime organization decides from 2020 to begin, the ship can only use fuel with the sulfur content not more than 0.5%, and in order to protect the environment and reduce pollution, the international industry currently advocates that the ship uses LNG as a ship alternative fuel, and the LNG is an ideal ship fuel. Moreover, LNG can be prepared by utilizing liquefied biological methane, and the zero-carbon future can be developed.
A Solid Oxide Fuel Cell (SOFC) is an all-Solid chemical power generation device that directly converts chemical energy stored in Fuel and oxidant into electrical energy at medium and high temperatures with high efficiency and environmental friendliness. In a solid oxide fuel cell, the electrolyte employs solid oxide oxygen ions (O)2-) Conductor (e.g. most commonly Y)2O3Stabilized zirconia abbreviated as YSZ) to transfer O2-And the dual function of separating air and fuel. The working principle formula is shown as follows: the energy conversion is carried out by an electrochemical process on the electrodes, and the cathode and anode reactions are respectively as follows:
the overall reaction of the cell is
Wherein the fuel gas may be H2Or may be fuel gas, and O2Originating from air. In the formula, subscripts c, a, and e represent states in the cathode, anode, and electrolyte, respectively.
The utility model discloses use liquefied natural gas technique and fuel cell technical creativity to combine in boats and ships power field, solved the high-efficient power efficiency problem of using LNG as the ship fuel of using. Compared with the traditional LNG ship power technology, the power of the traditional LNG ship adopts a gas internal combustion engine or a gas turbine, the mechanical transmission theory is adopted, and the power efficiency is only about 45%. And the utility model discloses a solid oxide cell's natural gas generating efficiency can reach 65%, and then have characteristics such as output is big, limit speed is high, simple structure, with low costs, power device is small, the operation is nimble with motor drive's boats and ships, and acceleration nature, reliability, maintainability and even noise weight volume all far are superior to traditional combustion engine-mechanical system.
Disclosure of Invention
In order to overcome prior art's above-mentioned shortcoming, the utility model provides a high-efficient LNG boats and ships power supply system aims at promoting the availability factor of marine LNG fuel, improves the efficiency of LNG power ship, realizes the energy high-efficient utilization, and application prospect is wide.
The utility model provides a technical scheme that its technical problem adopted is: a high-efficient LNG boats and ships power supply system, includes that LNG fuel stores and supply system, air feed system, fuel cell main power supply system, super capacitor and battery hybrid power system, tail gas heat recovery and discharge system, wherein: the LNG fuel storage and supply system and the air supply system are respectively connected with a main power supply system of the fuel cell; the fuel cell main power supply system is respectively connected with the super capacitor and storage battery hybrid power system and the tail gas heat recovery and discharge system;
the LNG fuel storage and supply system comprises an LNG storage tank, a BOG compressor and a fuel LNG vaporizer; wherein: the liquid phase outlet of the LNG storage tank is connected with the fuel LNG vaporizer through a pipeline, the gas phase outlet of the LNG storage tank is connected with the BOG compressor through a pipeline, and the outlet of the BOG compressor is connected with the outlet of the LNG vaporizer and then is connected to a main power supply system of the fuel cell through a multi-stream heat exchange device of a tail gas heat recovery and discharge system;
the air supply system comprises an air compressor and an air buffer tank, wherein: the outlet of the air buffer tank is connected with a main power supply system of the fuel cell after passing through a multi-stream heat exchange device of the tail gas heat recovery and discharge system;
the fuel cell main power supply system comprises a solid oxide cell stack and a tail gas afterburning device, wherein: a high-temperature natural gas outlet and a hot air outlet of the multi-stream heat exchange device are respectively connected to a solid oxide cell stack and a tail gas afterburning device, the solid oxide cell stack is connected to a first DC/DC converter of a super capacitor and storage battery hybrid power system through a cable, a high-temperature fuel tail gas outlet of the solid oxide cell stack is connected with the tail gas afterburning device through a pipeline, and a high-temperature tail gas outlet of the tail gas afterburning device is connected to the multi-stream heat exchange device of a tail gas heat recovery and discharge system through a pipeline;
the hybrid power system of the super capacitor and the storage battery comprises a direct current bus, and a first DC/DC converter 10, a second DC/DC converter and a DC/AC converter which are respectively connected with the direct current bus, wherein the second DC/DC converter is respectively connected with a storage battery pack and a super capacitor pack;
the tail gas heat recovery and discharge system comprises a multi-stream heat exchange device, a tail gas separator, a condensate pump and a tail gas diffusing cylinder, wherein a tail gas outlet of the multi-stream heat exchange device is connected with the tail gas separator through a pipeline, a bottom condensate water outlet of the tail gas separator is connected into the condensate pump through a pipeline, and a top dehydration tail gas outlet of the tail gas separator is connected into the tail gas diffusing cylinder through a pipeline.
Compared with the prior art, the utility model has the positive effects that:
the utility model discloses use liquefied natural gas technique and fuel cell technical creativity to combine in boats and ships power field, solved the high-efficient power efficiency problem of using LNG as the ship fuel of using. Compared with the traditional LNG ship power technology, the power of the traditional LNG ship adopts a gas internal combustion engine or a gas turbine, the mechanical transmission theory is adopted, and the power efficiency is only about 45%. And the utility model discloses a solid oxide cell's natural gas generating efficiency can reach 65%, and then have characteristics such as output is big, limit speed is high, simple structure, with low costs, small, operation flexibility with motor drive's boats and ships, acceleration nature, reliability, maintainability and even noise weight volume all far superior to traditional combustion engine-mechanical system.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
fig. 1 is a schematic diagram of a solid oxide cell-based LNG marine power supply system.
Detailed Description
A high efficiency LNG ship power supply system, as shown in fig. 1, comprising: the system comprises an LNG storage tank 1, a BOG compressor 2, an LNG booster pump 3, an LNG booster vaporizer 4, a fuel LNG vaporizer 5, an air compressor 6, an air buffer tank 7, a solid oxide cell stack 8, a tail gas afterburning device 9, a first DC/DC converter 10, a direct current bus 11, a second DC/DC converter 12, a storage battery pack 13, a super capacitor pack 14, a shore power access device 15, a DC/AC converter 16, a multi-stream heat exchange device 17, a tail gas separator 18, a condensate water pump 19 and a tail gas diffusing cylinder 20.
In particular, the amount of the solvent to be used,
1) an LNG fuel storage and supply system is composed of an LNG storage tank 1, a BOG compressor 2, an LNG booster pump 3, an LNG booster vaporizer 4 and a fuel LNG vaporizer 5.
The LNG fuel is stored in the LNG storage tank 1. The liquid phase export of LNG storage tank 1 is connected to the entry of booster pump 3 by the pipeline, and the export of booster pump 3 passes through the pipeline and links to each other with 4 entrys of LNG pressure boost vaporizer, and 4 exports of LNG pressure boost vaporizer return to LNG storage tank 1 and realize from the pressure boost. The LNG fuel reaching 0.3-0.4 MPa is connected to the inlet of the fuel LNG vaporizer 5 from the other liquid phase outlet of the LNG storage tank 1 through a pipeline, and is vaporized to normal temperature; the Gas phase outlet of the LNG storage tank 1 is connected to the BOG compressor 2 through a pipeline, the BOG (Boil Off Gas flash Gas generated during static storage of LNG) pressurized by the BOG compressor 2 and the natural Gas at the outlet of the LNG vaporizer 5 are communicated and mixed and then are sent to the tail Gas heat recovery and discharge system for heating through a pipeline, and the heated natural Gas is sent to the main power supply system of the fuel cell to participate in power generation.
Wherein:
the LNG storage tank 1 can be a vacuum powder heat-insulating tank or a high-vacuum Dewar flask; the BOG compressor 2 can be a screw compressor, a labyrinth compressor and a balanced reciprocating compressor; the LNG booster pump 3 can be a barrel bag immersed pump or an external centrifugal pump.
2) An air supply system is formed by an air compressor 6 and an air buffer tank 7.
Air is sucked into the air compressor 6 from the atmosphere, the outlet of the air compressor 6 is connected with the inlet of the air buffer tank 7 through a pipeline, the buffer storage of the pressurized air is realized, the air at the outlet of the air buffer tank 7 is sent to the tail gas heat recovery and discharge system for heating through the pipeline, and the heated air is sent to the main power supply system of the fuel cell to participate in power generation.
Wherein:
the air compressor 6 may be a screw compressor, a reciprocating compressor, or the like.
3) The solid oxide cell stack 8, the tail gas afterburning device 9 and the like jointly form a main power supply system of the fuel cell.
The high-temperature natural gas and the steam (the steam comes from the tail gas heat recovery and discharge system) sent from the tail gas heat recovery and discharge system are mixed and humidified according to a certain proportion (different humidification mixing proportions are adopted according to different fuel gas components, so that internal reforming of multi-component hydrocarbon fuel is facilitated), and the sent hot air generates electrochemical reaction in the solid oxide cell stack 8 to produce direct current which is connected to the first DC/DC converter 10 through a cable. The solid oxide cell stack 8 can generate high-temperature fuel tail gas (which may contain carbon monoxide), the high-temperature fuel tail gas is connected to the tail gas afterburning device 9 through a pipeline and is mixed with hot air to be burnt to generate high-temperature tail gas, and then the high-temperature tail gas is connected to a tail gas heat recovery and discharge system through a pipeline to perform heat recovery.
Wherein: the solid oxide cell stack 8 comprises a stack of a plurality of solid oxide cells.
4) A super capacitor and storage battery hybrid power system is formed by a first DC/DC converter 10, a direct current bus 11, a second DC/DC converter 12, a storage battery pack 13, a super capacitor pack 14, a shore power access device 15, a DC/AC converter 16 and the like.
The electric energy generated by the LNG marine power system of the solid oxide cell is connected to the first DC/DC converter 10 through a cable, the related electric power is converted into a suitable marine direct current voltage and then sent to the direct current bus 11 for distribution, and the direct current bus 11 is connected to the second DC/DC converter 12 and the DC/AC converter 16 through a cable, or directly sent to a marine auxiliary electric device user, so as to maintain the production and living electricity of the marine vessel. The second DC/DC converter 12 is connected to an electric energy storage device such as a battery pack 13 and a supercapacitor pack 14 via a cable. The DC/AC converter 16 is connected to the motor propeller propulsion means by a cable, enabling electric propulsion of the vessel. When the ship is in shore, the system allows the shore power access device 15 to be relied on to obtain electric energy from the wharf, thereby reducing the fuel consumption of the ship. When shore power is input into the shore power access device 15 through a ship-shore cable for voltage and alternating current/direct current conversion, the shore power is accessed into the direct current bus 11 through the cable for electric energy storage and use distribution.
Wherein:
the design of the shore power access device 15 meets the requirements of static shore power devices (GB/T25316-.
The direct current bus 11 is a junction point of the energy system, and all energy is collected on the direct current bus 11 in a direct current mode and then distributed.
The energy conversion device is divided into: the system comprises AC/DC, DC/DC and DC/AC, wherein the AC/DC is the alternating current used for shore power access, is converted into direct current and is sent to a direct current bus; the DC/DC is used for controlling the energy flowing direction between the lithium battery pack/super capacitor pack and the direct current bus; the DC/AC is used for converting electric energy on a direct current bus into alternating current which is sent to the electric motor propeller propulsion device.
5) The tail gas heat recovery and discharge system is composed of a multi-stream heat exchange device 17, a tail gas separator 18, a condensate pump 19, a tail gas diffusing cylinder 20 and the like.
High-temperature tail gas from a main power supply system of the fuel cell is connected into the multi-stream heat exchange device 17 through a pipeline and respectively exchanges heat with normal-temperature natural gas, air and water to generate high-temperature natural gas, hot air, steam, hot water and the like. The tail gas at the outlet of the multi-stream heat exchange device 17 is connected to a tail gas separator 18 through a pipeline to carry out condensed water separation, condensed water generated at the bottom of the tail gas separator 18 is connected to a condensed water pump 19 through a pipeline to be pressurized and then is sent to a condensed water collecting device outside the system to be treated and recycled, and dehydrated tail gas generated at the top of the tail gas separator 18 is connected to a tail gas diffusing cylinder 20 through a pipeline to be finally discharged to the atmosphere.
Wherein:
the multi-stream heat exchange device can be a plate heat exchanger or a wound tube heat exchanger.
The utility model discloses an energy that high-efficient LNG boats and ships power supply system provided includes following content:
the fuel cell main power supply system generates electricity and heat energy:
the LNG fuel of the LNG fuel storage and supply system is stored in the LNG storage tank (storage pressure is about 0.1 MPa), the LNG in the storage tank is pressurized to medium pressure (about 0.2 MPa) by the LNG booster pump 3, and the medium pressure LNG is converted into gaseous natural gas by the LNG booster vaporizer 4 and returned to the LNG storage tank to realize pressure pressurization. LNG in the LNG storage tank is conveyed to the fuel LNG gasifier through a pipeline and gasified into normal-temperature natural gas, and then the normal-temperature natural gas is further subjected to heat exchange in the multi-stream heat exchange device into high-temperature natural gas (600-. After the air supply system compresses the air to the medium pressure (about 0.2MPa, but needs to be slightly higher than the fuel gas end to ensure the movement of oxygen ions), the air exchanges heat in the multi-stream heat exchange device to form hot air (600-; the electric power generated by the reaction of the high-temperature natural gas in the solid oxide cell stack is sent to a hybrid power system of the super capacitor and the storage battery to supply power to the ship; the fuel tail gas and the air tail gas generated by the reaction are mixed with fresh air (natural gas can be added when the heat is insufficient) in the tail gas afterburning device 9 for further burning, and finally the generated high-temperature tail gas is sent to a tail gas heat recovery and discharge system for graded recovery of heat energy.
Secondly, accessing shore power to provide electric energy for the ship:
the hybrid power system of the super capacitor and the storage battery can receive a charging system from the shore to charge when the wharf is berthed, and the basic power consumption of ship berthing is met. When shore power is input into the shore power access device 15 through a ship-shore cable for alternating current/direct current conversion, the shore power is accessed into the direct current bus 11 through the cable for electric energy storage and use distribution.
Thirdly, the tail gas heat recovery and discharge system utilizes the recovered heat energy to produce high-grade steam and low-grade hot water:
high-temperature tail gas which is a byproduct of a main power supply system of the fuel cell is led to a tail gas heat recovery and discharge system for step heat exchange, and desalted water is heated into high-grade steam and low-grade hot water by the recovered heat energy. Wherein, the low-grade hot water can be used for producing and living hot water on the ship, and the high-grade steam can be used for humidifying the reaction of the fuel cell.
Fourthly, tail gas resource recovery:
high-temperature tail gas of a fuel cell main power supply system byproduct is led to a tail gas heat recovery and discharge system for step heat exchange, and condensed purified water is injected into a desalted water tank for recycling after being treated by the tail gas after heat exchange. The high-temperature tail gas can also be used as a heating heat source of the lithium bromide absorption refrigerator during the operation of the system, and the air conditioning cold energy is provided for ships.
The utility model discloses a theory of operation is:
the utility model provides an adopt LNG as power fuel, solid oxide battery pile as the core power supply, battery/super capacitor is as electric energy storage device's marine driving system and power supply method. The method aims to improve the power efficiency of using LNG as the ship fuel, and provides a high-efficiency power system scheme for the national large-scale popularization of the application of LNG in the field of ships.
The utility model discloses a high-efficient LNG boats and ships power supply system is including the LNG fuel storage and the supply system that connect gradually, air feed system, fuel cell main power supply system, super capacitor and battery hybrid power system, tail gas heat recovery and discharge system, wherein: the LNG fuel storage and supply system and the air supply system are respectively connected with a main power supply system of the fuel cell and provide natural gas and oxygen required by the reaction of the LNG fuel storage and supply system and the air supply system; the fuel cell main power supply system is connected with the super capacitor and storage battery hybrid power system to provide a power supply for the super capacitor and storage battery hybrid power system; the main power supply system of the fuel cell is connected with a tail gas heat recovery and discharge system, and the tail gas heat recovery, condensed water recovery and tail gas discharge are carried out by the tail gas heat recovery and discharge system; the super capacitor and storage battery hybrid power system is provided with a shore power device which can receive shore power.
The process 1 is normal self-generating:
the LNG fuel of the LNG fuel storage and supply system is stored in the LNG storage tank (storage pressure is about 0.1 MPa), the LNG in the storage tank is pressurized to medium pressure (about 0.4 MPa) by the LNG booster pump 3, and the medium pressure LNG is converted into gaseous natural gas by the LNG booster vaporizer 4 and returned to the LNG storage tank to realize pressure pressurization. LNG in the LNG storage tank is conveyed to the fuel LNG gasifier through a pipeline and gasified into normal-temperature natural gas, and then the normal-temperature natural gas is further subjected to heat exchange in the multi-stream heat exchange device into high-temperature natural gas (600-. After the air supply system compresses the air to the medium pressure (about 0.4MPa, but needs to be slightly higher than the fuel gas end to ensure the movement of oxygen ions), the air exchanges heat in the multi-stream heat exchange device to form hot air (600-; the LNG exchanges heat in the multi-strand heat exchange device to form high-temperature natural gas, and the generated power is sent to the super capacitor and storage battery hybrid power system to supply power to the ship.
Flow 2 shore power access:
the super capacitor and storage battery hybrid power system can receive charging from an onshore charging system for charging when a wharf is berthed, and the basic power consumption of ship berthing is met. When shore power is input into the shore power access device 15 through a ship-shore cable, voltage and alternating current/direct current conversion are carried out through the AC/DC converter, and then the shore power is accessed into the direct current bus 11 through the cable to carry out electric energy storage and use distribution.
Flow 3 cold and warm ventilation:
when the demand of hot water is large in winter, natural gas and air can enter the tail gas afterburning device 9 in large quantity to generate heat, and then the heat is heated into hot water through the tail gas heat recovery and discharge system to supply heating and heat energy for ships. When the refrigeration air conditioner is required in summer, the tail gas can be sent to a lithium bromide absorption refrigerator to be used as a heat source, and finally cold water is generated to provide air conditioning cold energy for the ship.
Claims (7)
1. The utility model provides a high-efficient LNG boats and ships power supply system which characterized in that: including LNG fuel storage and supply system, air feed system, fuel cell main power supply system, super capacitor and battery hybrid power system, tail gas heat recovery and discharge system, wherein: the LNG fuel storage and supply system and the air supply system are respectively connected with a main power supply system of the fuel cell; the fuel cell main power supply system is respectively connected with the super capacitor and storage battery hybrid power system and the tail gas heat recovery and discharge system;
the LNG fuel storage and supply system comprises an LNG storage tank, a BOG compressor and a fuel LNG vaporizer; wherein: the liquid phase outlet of the LNG storage tank is connected with the fuel LNG vaporizer through a pipeline, the gas phase outlet of the LNG storage tank is connected with the BOG compressor through a pipeline, and the outlet of the BOG compressor is connected with the outlet of the LNG vaporizer and then is connected to a main power supply system of the fuel cell through a multi-stream heat exchange device of a tail gas heat recovery and discharge system;
the air supply system comprises an air compressor and an air buffer tank, wherein: the outlet of the air buffer tank is connected with a main power supply system of the fuel cell after passing through a multi-stream heat exchange device of the tail gas heat recovery and discharge system;
the fuel cell main power supply system comprises a solid oxide cell stack and a tail gas afterburning device, wherein: a high-temperature natural gas outlet and a hot air outlet of the multi-stream heat exchange device are respectively connected to a solid oxide cell stack and a tail gas afterburning device, the solid oxide cell stack is connected to a first DC/DC converter of a super capacitor and storage battery hybrid power system through a cable, a high-temperature fuel tail gas outlet of the solid oxide cell stack is connected with the tail gas afterburning device through a pipeline, and a high-temperature tail gas outlet of the tail gas afterburning device is connected to the multi-stream heat exchange device of a tail gas heat recovery and discharge system through a pipeline;
the hybrid power system of the super capacitor and the storage battery comprises a direct-current bus, and a first DC/DC converter (10), a second DC/DC converter and a DC/AC converter which are respectively connected with the direct-current bus, wherein the second DC/DC converter is respectively connected with a storage battery pack and a super capacitor pack;
the tail gas heat recovery and discharge system comprises a multi-stream heat exchange device, a tail gas separator, a condensate pump and a tail gas diffusing cylinder, wherein a tail gas outlet of the multi-stream heat exchange device is connected with the tail gas separator through a pipeline, a bottom condensate water outlet of the tail gas separator is connected into the condensate pump through a pipeline, and a top dehydration tail gas outlet of the tail gas separator is connected into the tail gas diffusing cylinder through a pipeline.
2. A high efficiency LNG ship power supply system according to claim 1, characterized in that: and the other liquid phase outlet of the LNG storage tank is connected to the inlet of the booster pump through a pipeline, the outlet of the booster pump is connected with the inlet of the LNG pressure boost vaporizer through a pipeline, and the outlet of the LNG pressure boost vaporizer returns to the LNG storage tank.
3. A high efficiency LNG ship power supply system according to claim 1, characterized in that: and the direct current bus of the super capacitor and storage battery hybrid power system is connected with the shore power access device.
4. A high efficiency LNG ship power supply system according to claim 1, characterized in that: and a high-temperature tail gas outlet of the tail gas afterburning device is connected to the lithium bromide absorption refrigerator through a pipeline.
5. A high efficiency LNG ship power supply system according to claim 1, characterized in that: the multi-stream heat exchange device is provided with a desalted water inlet, a hot water outlet and a steam outlet.
6. The high efficiency LNG ship power supply system of claim 5, wherein: and a steam outlet of the multi-stream heat exchange device is connected to a high-temperature natural gas outlet of the multi-stream heat exchange device through a pipeline.
7. The high efficiency LNG ship power supply system of claim 5, wherein: the outlet of the condensed water pump is connected with a condensed water collecting device through a pipeline, and the condensed water collecting device is connected into the desalted water inlet of the multi-stream heat exchange device through a pipeline.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112009697A (en) * | 2020-09-02 | 2020-12-01 | 成都精智艺科技有限责任公司 | Efficient LNG ship power supply system and method |
| CN114935112A (en) * | 2022-05-25 | 2022-08-23 | 武汉氢能与燃料电池产业技术研究院有限公司 | LNG solid oxide fuel cell power ship flue gas recovery system |
-
2020
- 2020-09-02 CN CN202021882765.XU patent/CN212766780U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112009697A (en) * | 2020-09-02 | 2020-12-01 | 成都精智艺科技有限责任公司 | Efficient LNG ship power supply system and method |
| CN114935112A (en) * | 2022-05-25 | 2022-08-23 | 武汉氢能与燃料电池产业技术研究院有限公司 | LNG solid oxide fuel cell power ship flue gas recovery system |
| CN114935112B (en) * | 2022-05-25 | 2023-12-15 | 武汉氢能与燃料电池产业技术研究院有限公司 | Flue gas recovery system of LNG solid oxide fuel cell power ship |
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