CN217499437U - Offshore hydrogen generation station and hydrogen energy preparation and transfer system - Google Patents
Offshore hydrogen generation station and hydrogen energy preparation and transfer system Download PDFInfo
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- CN217499437U CN217499437U CN202221381119.4U CN202221381119U CN217499437U CN 217499437 U CN217499437 U CN 217499437U CN 202221381119 U CN202221381119 U CN 202221381119U CN 217499437 U CN217499437 U CN 217499437U
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Abstract
The utility model relates to a marine wind power hydrogen manufacturing technical field, concretely relates to marine hydrogen manufacturing station and hydrogen energy preparation transfer system, include: a platform foundation adapted to be disposed offshore; the prefabricated cabins are prefabricated and molded by factories, and electrical equipment with different functions is arranged in the prefabricated cabins and is suitable for being arranged on the platform foundation in a modularized mode. The electrical equipment is divided into different prefabricated cabins with different standard sizes according to functions for factory prefabrication, the construction period is shortened, meanwhile, relevant electrical equipment is integrated in the corresponding prefabricated cabins, the position planning is more reasonable, the equipment occupation space is reduced, a plurality of prefabricated cabins are arranged in a modularized mode on the basis of an offshore platform during installation, the prefabricated cabins are electrically connected with one another to form an offshore hydrogen station, and the whole occupation space of the offshore hydrogen station is further reduced. Thereby overcoming the defects of long construction period of the offshore hydrogen production station, disordered position planning of hydrogen production equipment and large construction volume of the hydrogen production station in the prior art.
Description
Technical Field
The utility model relates to a marine wind power hydrogen manufacturing technical field, concretely relates to marine hydrogen manufacturing station and hydrogen energy preparation transfer system.
Background
The offshore wind power hydrogen production is one of the hot problems of the current domestic and foreign research, the offshore wind power plant is used for providing electric energy for electrolyzing water to produce hydrogen, and the offshore wind power hydrogen production method is a win-win solution for the development of offshore wind power and hydrogen energy.
At present, most of the technical routes for hydrogen production by offshore wind power are 'onshore hydrogen production', namely, the power generated by an offshore wind power site is transmitted to onshore through a submarine power cable, and hydrogen production by water electrolysis is carried out onshore, and the scheme is suitable for offshore wind power plants. However, it is not obvious to be economical to transmit power by laying sea cables for open sea. In this context, the "offshore hydrogen production" mode is in force. Under the offshore hydrogen production mode, an offshore hydrogen production platform needs to be built for placing electrical equipment, hydrogen production equipment, hydrogen storage equipment, auxiliary equipment and the like, electric energy generated by an offshore wind farm is transmitted to an offshore hydrogen production station through a submarine power cable, and hydrogen is produced by electrolyzing water directly on the offshore hydrogen production station.
However, the conventional offshore hydrogen production station usually needs to be constructed on the offshore site, and the position planning is disordered during the construction of some hydrogen production equipment, so that the problems of long construction period, large construction volume and the like of the offshore hydrogen production station are caused.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in: the defects of long construction period, disordered position planning of hydrogen production equipment and large construction volume of the hydrogen production station in the prior art are overcome.
Therefore, the utility model provides an offshore hydrogen production station, include:
a platform foundation adapted to be disposed offshore;
a plurality of prefabricated cabins, by the prefabricated shaping of mill, be provided with the electrical equipment of different functions in the prefabricated cabin to be suitable for the modularization range to set up on the platform basis, prefabricated cabin includes:
the electricity leading and voltage reducing cabin group is suitable for being electrically connected with an external power supply device and supplying power to the plurality of prefabricated cabins;
the seawater desalination cabin is electrically connected with the electricity-leading and voltage-reducing cabin group and is used for providing fresh water required by hydrogen production;
the hydrogen production cabin is communicated with and electrically connected with the seawater desalination cabin and is used for producing hydrogen;
and the hydrogen storage cabin is communicated with and electrically connected with the hydrogen production cabin and is used for storing hydrogen.
Optionally, the method further comprises:
the plug-in cable interface is arranged on the prefabricated cabin;
and the plug-in cable is suitable for being connected with the plug-in cable interface, and the two prefabricated cabins are electrically connected through the plug-in cable.
Optionally, the prefabricated cabin further comprises a hydrogen conveying cabin communicated with and electrically connected with the hydrogen storage cabin, and a compressor and a flow guide pipeline are arranged in the hydrogen storage cabin and are suitable for compressing hydrogen energy and guiding out the hydrogen storage cabin.
Optionally, the voltage-guiding and reducing cabin group comprises:
the medium-voltage switch cabinet cabin is suitable for being electrically connected with an external power supply device and is provided with a medium-voltage switch cabinet for monitoring and protecting medium-voltage electric energy supplied from the outside;
the electric main system cabin is electrically connected with the medium-voltage switch cabinet cabin, and is provided with a step-down transformer for stepping down medium-voltage electric energy supplied from the outside;
and the low-voltage power distribution cabinet cabin is electrically connected with the electric main system cabin and is used for supplying power to the plurality of prefabricated cabins.
Optionally, the electricity-leading and voltage-reducing cabin group further comprises an energy storage cabin electrically connected with the low-voltage power distribution cabinet cabin and adapted to supply power to the plurality of prefabricated cabins.
Optionally, the energy storage cabin is electrically connected with the control protection cabin.
Optionally, the heating and ventilation cabin, the fire-fighting cabin and the communication cabin are further included and are respectively electrically connected with the control protection cabin.
Optionally, the platform foundation comprises:
a base support adapted to be positioned offshore;
the construction deck is arranged on the upper part of the foundation support and is suitable for placing the plug-in cable and performing construction operation;
and the equipment deck is arranged at the upper part of the construction deck and is suitable for arranging a plurality of prefabricated cabins in a modularized manner.
The utility model also provides a hydrogen energy preparation transfer system, include:
an offshore wind farm adapted to output electrical energy;
in the offshore hydrogen generation station in any of the above aspects, the electricity-leading pressure-reducing cabin group is electrically connected with the offshore wind farm through a medium-voltage submarine cable;
the transfer assembly is suitable for being communicated with a hydrogen conveying cabin arranged on the offshore hydrogen production station, and the transfer assembly is suitable for transferring hydrogen energy.
Optionally, the transfer assembly comprises hydrogen cylinders and a transport ship for transferring the hydrogen cylinders, and the transport ship is used for transporting hydrogen to a hydrogen transfer site arranged on land;
and/or, the transfer assembly includes a transfer conduit disposed on the seafloor for transferring hydrogen to a hydrogen storage facility disposed onshore.
The utility model discloses technical scheme has following advantage:
1. the utility model provides a marine hydrogen generation station, include: a platform foundation adapted to be disposed offshore; a plurality of prefabricated cabins, by the prefabricated shaping of mill, be provided with the electrical equipment of different functions in the prefabricated cabin to be suitable for the modularization range to set up on the platform basis, prefabricated cabin includes: the electricity leading and voltage reducing cabin group is suitable for being electrically connected with an external power supply device and supplying power to the plurality of prefabricated cabins; the seawater desalination cabin is electrically connected with the electricity-leading and voltage-reducing cabin group and is used for providing fresh water required by hydrogen production; the hydrogen production cabin is communicated with and electrically connected with the seawater desalination cabin and is used for producing hydrogen; and the hydrogen storage cabin is communicated with and electrically connected with the hydrogen production cabin and is used for storing hydrogen.
The utility model provides a marine hydrogen station, carry out the mill prefabrication through dividing electrical equipment into different standard size's prefabricated cabin according to the function, construction cycle has been shortened in marine site operation construction relatively, it is at the prefabricated under-deck that corresponds to integrate relevant electrical equipment simultaneously, it is more reasonable to make its position plan, reduce equipment occupation space, and a plurality of prefabricated cabins of modular arrangement on the offshore platform basis during the installation, prefabricated cabin is electrical connection each other again and is formed marine hydrogen station, further reduce the whole occupation space of marine hydrogen station. Thereby overcoming the defects of long construction period of the offshore hydrogen production station, disordered position planning of hydrogen production equipment and large construction volume of the hydrogen production station in the prior art.
2. The utility model provides an offshore hydrogen production station still includes: the plug-in cable interface is arranged on the prefabricated cabin; and the plug-in cable is suitable for being connected with the plug-in cable interface, and the two prefabricated cabins are electrically connected through the plug-in cable.
The plug-in cable interface is arranged on the prefabricated cabin when the factory is prefabricated, the factory is prefabricated at the same time and is suitable for being connected with the plug-in cable of the plug-in cable interface, when the platform foundation is assembled, the prefabricated cabins with different functions are electrically connected with each other through the plug-in cable, plug and play are realized, a connecting circuit between a plurality of prefabricated cabins is not required to be constructed on site, and the construction period of the offshore hydrogen generation station is further shortened.
3. The utility model provides an offshore hydrogen station, prefabricated cabin still includes hydrogen transport cabin, with hydrogen storage cabin intercommunication and electrical connection, hydrogen storage is provided with compressor and water conservancy diversion pipeline in the cabin, is suitable for the compressed hydrogen energy and derives hydrogen storage cabin.
The hydrogen energy to be transported enters the hydrogen transportation cabin and then is compressed and guided into the diversion pipeline, and is transported to the outside through the diversion pipeline, and then the hydrogen energy is transported by transportation equipment such as a transport ship, a pipeline and the like.
4. The utility model provides an offshore hydrogen production station, it includes to draw electric decompression cabin group: the medium-voltage switch cabinet cabin is suitable for being electrically connected with an external power supply device and is provided with a medium-voltage switch cabinet for monitoring and protecting medium-voltage electric energy supplied from the outside; the electrical main system cabin is electrically connected with the medium-voltage switch cabinet cabin and is provided with a step-down transformer for stepping down medium-voltage electric energy supplied from the outside; and the low-voltage power distribution cabinet cabin is electrically connected with the electric main system cabin and is used for supplying power to the plurality of prefabricated cabins.
The medium-voltage switch cabinet cabin monitors and protects medium-voltage electric energy from an offshore wind farm, the electric main system cabin performs voltage reduction treatment on the medium-voltage electric energy from the medium-voltage switch cabinet cabin to a voltage value suitable for supplying energy to electrical equipment of a plurality of prefabricated cabins, and finally the low-voltage electric energy from the electric main system cabin is output through the low-voltage power distribution cabinet cabin to supply power to the prefabricated cabins, so that the medium-voltage electric energy of an offshore wind farm is converted into low-voltage electric energy suitable for being used by an offshore hydrogen plant.
5. The utility model provides an offshore hydrogen production station, draw electric step-down cabin group still includes the energy storage cabin, with low-voltage distribution cabinet cabin electrical connection is suitable for and is a plurality of prefabricated cabin power supply.
One part of low-voltage electric energy output by the low-voltage power distribution cabinet cabin is used for supplying power to the plurality of prefabricated cabins, the other part of low-voltage electric energy is stored in the energy storage cabin, and when wind power generation of an offshore wind power plant is not enough to meet the electric energy supply of the offshore hydrogen generation station, the energy storage cabin discharges electricity to supply the electric equipment of each prefabricated cabin, so that the stable operation of the offshore hydrogen generation station is ensured, and the environmental adaptability of the offshore hydrogen generation station is improved.
6. The utility model provides an offshore hydrogen production station still includes control protection cabin, is suitable for to regulate and control a plurality of electrical equipment in the prefabricated under-deck, the energy storage cabin with control protection cabin electrical connection.
The control protection cabin is suitable for opening the electric energy storage cabin to supply power for the electrical equipment of each prefabricated cabin when the wind power generation of an offshore wind farm is insufficient to meet the electric energy supply of the offshore hydrogen production station, so that the power supply mode is adjusted in time, and the stable operation of a power supply system of the offshore hydrogen production station is maintained.
7. The utility model provides an offshore hydrogen production station, still including warm logical cabin, fire control cabin, communication cabin, respectively with control protection cabin electrical connection.
The heating and ventilation cabin is suitable for heating the offshore hydrogen production station, the fire-fighting cabin is suitable for providing fire protection for the offshore hydrogen production station, and the communication cabin is suitable for providing communication guarantee for the offshore hydrogen production station. The heating and ventilation cabin, the fire-fighting cabin and the communication cabin are respectively electrically connected with the control protection cabin, and the control protection cabin respectively regulates and controls the cabins, so that the stable operation of the offshore hydrogen plant is ensured.
8. The utility model provides an offshore hydrogen production station, the platform basis includes: a base support adapted to be positioned offshore; the construction deck is arranged on the upper part of the foundation support and is suitable for placing the plug-in cable and performing construction operation; and the equipment deck is arranged at the upper part of the construction deck and is suitable for arranging a plurality of prefabricated cabins in a modularized manner.
The platform foundation is made of a steel structure, and the foundation support is arranged on the sea through a stable structure, so that the position of the offshore hydrogen production station on the sea is ensured to be fixed; the construction deck is suitable for placing redundant plug-in cables and is convenient for construction operation of workers; the equipment deck provides an installation location for the prefabricated cabin.
9. The utility model also provides a hydrogen energy preparation transfer system, include: an offshore wind farm adapted to output electrical energy; in the offshore hydrogen production station with any one of the advantages, the electricity-leading and voltage-reducing cabin group is electrically connected with the offshore wind farm through a medium-voltage submarine cable; the transfer assembly is suitable for being communicated with a hydrogen conveying cabin arranged on the offshore hydrogen production station, and the transfer assembly is suitable for transferring hydrogen energy.
The utility model provides a hydrogen energy preparation transfer system generates electricity through offshore wind farm and supplies power to marine hydrogen plant, further transports the hydrogen energy that marine hydrogen plant prepared through transporting the subassembly to form and transport the chain by wind power generation, marine hydrogen manufacturing, hydrogen energy transportation hydrogen energy preparation as an organic whole.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a front view angle of an offshore hydrogen production station provided by the present invention;
fig. 2 is a schematic structural diagram of a back view angle of an offshore hydrogen production station according to the present invention;
fig. 3 is a schematic structural diagram of a hydrogen energy preparation and transportation system provided by the present invention;
fig. 4 is a schematic structural diagram of another hydrogen energy preparation and transportation system provided by the present invention.
Description of reference numerals:
1. a platform foundation; 2. a seawater desalination cabin; 3. a hydrogen production cabin; 4. a hydrogen storage compartment; 5. a hydrogen delivery compartment; 6. a medium voltage switchgear cabinet; 7. an electrical main system bay; 8. a low voltage distribution cabinet compartment; 9. an energy storage compartment; 10. controlling a protection cabin; 11. a heating and ventilating cabin; 12. a fire-fighting chamber; 13. a communication cabin; 14. a base support; 15. constructing a deck; 16. an equipment deck; 17. an offshore wind farm; 18. an offshore hydrogen plant; 19. medium voltage submarine cables; 20. a hydrogen gas cylinder; 21. a carrier vessel; 22. a hydrogen transfer site; 23. a delivery conduit; 24. a hydrogen storage device.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Example 1
The embodiment provides an offshore hydrogen generation station, as shown in fig. 1 and fig. 2. In the prior art, in the offshore hydrogen production mode, an offshore hydrogen production platform needs to be built for placing electrical equipment, hydrogen production equipment, hydrogen storage equipment, auxiliary equipment and the like, electric energy generated by an offshore wind farm is transmitted to an offshore hydrogen production station through a submarine power cable, and water electrolysis is directly performed on the offshore hydrogen production station to produce hydrogen. However, the conventional offshore hydrogen production station usually needs to be constructed on the offshore site, and the position planning is disordered during the construction of some hydrogen production equipment, so that the problems of long construction period, large construction volume and the like of the offshore hydrogen production station are caused.
For this purpose, the present embodiment provides an offshore hydrogen generation station, as shown in fig. 1 and fig. 2, including: platform foundation 1, a plurality of prefabricated cabins and the like.
A platform foundation 1 adapted to be disposed offshore.
Specifically, as shown in fig. 1 and 2, the platform foundation 1 is arranged at sea to provide installation positions for a plurality of prefabricated cabins, and the embodiment does not limit the specific structural form of the platform foundation 1, and can stably bear the plurality of prefabricated cabins.
The prefabricated cabins are prefabricated and molded by factories, are provided with electrical equipment with different functions and are suitable for being arranged on the platform foundation 1 in a modularized mode.
Specifically, as shown in fig. 1 and 2, the prefabricated cabin is prefabricated and molded by a factory, the electrical equipment is divided into prefabricated cabins with different standard sizes according to functions to be configured, the electrical equipment completes testing of each functional equipment in the factory, is installed in the prefabricated cabin to be debugged and tested, is transported to the platform foundation 1 to be assembled after being prefabricated, is provided with a plurality of prefabricated cabins with electrical equipment with different functions according to a certain rule in a modularized arrangement mode, and is electrically connected with the prefabricated cabins with different functions to finally form the offshore hydrogen generation station.
The prefabricated cabin includes: the system comprises an electricity-leading pressure-reducing cabin group, a seawater desalination cabin 2, a hydrogen production cabin 3, a hydrogen storage cabin 4 and the like.
And the electricity leading and voltage reducing cabin group is suitable for being electrically connected with an external power supply device to supply power for the plurality of prefabricated cabins.
Specifically, an external power supply device of the offshore hydrogen production station is usually an offshore wind farm, the offshore wind farm converts wind energy into electric energy and transmits the electric energy to the offshore hydrogen production station, the electric energy is subjected to voltage reduction treatment by the power-on voltage reduction cabin, and finally the voltage value suitable for supplying power to the electric equipment of the plurality of prefabricated cabins is output by the power-on voltage reduction cabin to supply power to the plurality of prefabricated cabins.
And the seawater desalination cabin 2 is electrically connected with the electricity-leading voltage-reducing cabin group and is used for providing fresh water required by hydrogen production.
Specifically, the seawater desalination chamber 2 is adapted to extract seawater and perform desalination treatment to provide fresh water required for hydrogen production for the hydrogen production chamber 3 communicated therewith.
And the hydrogen production cabin 3 is communicated with and electrically connected with the seawater desalination cabin 2 and is used for producing hydrogen.
And the hydrogen storage cabin 4 is communicated with and electrically connected with the hydrogen production cabin 3 and is used for storing hydrogen.
Specifically, the hydrogen storage tank 4 temporarily stores the hydrogen energy prepared by the hydrogen production tank 3, and then transfers the hydrogen energy by using transfer equipment such as a transport ship, a pipeline and the like, thereby reserving a storage space for the newly prepared hydrogen energy.
Further, the hydrogen production cabin 3 and the seawater desalination cabin 2 are communicated to introduce fresh water required for hydrogen production from the seawater desalination cabin 2 to the hydrogen production cabin 3, and the hydrogen storage cabin 4 and the hydrogen production cabin 3 are communicated to introduce newly produced hydrogen energy from the hydrogen production cabin 3 to the hydrogen storage cabin 4. When the factory is prefabricated, connecting through holes are reserved on the prefabricated cabins, and the corresponding prefabricated cabins are communicated by using the conveying pipelines when the platform foundation 1 is assembled.
Furthermore, the embodiment does not limit the electrical connection form among a plurality of prefabricated cabins, and can realize the stable operation of electrical equipment in the prefabricated cabins.
Further, fig. 1 and fig. 2 referred in this embodiment are schematic diagrams of the prefabricated cabin arranged on the platform foundation 1, and the "front side" and "back side" in the description of the drawings only refer to the arrangement form on the sea of the offshore hydrogen generation station in fig. 1 and fig. 2, that is, the specific arrangement mode of the prefabricated cabin can be adjusted according to the actual situation.
The embodiment provides a marine hydrogen generation station, carry out the mill prefabrication through dividing electrical equipment into different standard size's prefabricated cabin according to the function, construction cycle has been shortened in the construction of marine site relatively, it is at the prefabricated under-deck that corresponds to integrate relevant electrical equipment simultaneously, it is more reasonable to make its position plan, reduce equipment occupation space, and during the installation a plurality of prefabricated cabins of modular arrangement on the offshore platform basis, prefabricated cabin electrical connection each other forms marine hydrogen generation station again, further reduce the whole occupation space of marine hydrogen generation station. Thereby overcoming the defects of long construction period of the offshore hydrogen production station, disordered position planning of hydrogen production equipment and large construction volume of the hydrogen production station in the prior art.
On the basis of the above embodiment, as a further limited embodiment, the offshore hydrogen plant further includes: plug-in cable interface, plug-in cable.
And the plug-in cable interface is arranged on the prefabricated cabin.
The plug-in cable is suitable for being connected with a plug-in cable interface, and the two prefabricated cabins are electrically connected through the plug-in cable.
Specifically, the plug-in cable interfaces are arranged on the prefabricated cabins when the plug-in cable interfaces are prefabricated in a factory, meanwhile, the plug-in cables suitable for being connected with the plug-in cable interfaces are prefabricated in the factory, when the platform foundation 1 is assembled, the prefabricated cabins with different functions are electrically connected with each other through the plug-in cables, plug and play are achieved, a connecting circuit between a plurality of prefabricated cabins is not required to be constructed on site, and the construction period of the offshore hydrogen generation station is further shortened.
On the basis of the above embodiment, as a further limited embodiment, as shown in fig. 1 and fig. 2, the prefabricated cabin further comprises a hydrogen gas delivery cabin 5, which is communicated and electrically connected with the hydrogen storage cabin 4, and a compressor and a diversion pipeline are arranged in the hydrogen storage cabin 4, and are adapted to compress hydrogen energy and lead the hydrogen energy out of the hydrogen storage cabin 4.
Specifically, the communication between the hydrogen delivery cabin 5 and the hydrogen storage cabin 4 is used for leading the hydrogen energy source to be transported from the hydrogen storage cabin 4 to the hydrogen delivery cabin 5. When the prefabricated cabin is prefabricated in a factory, connecting through holes are reserved in the prefabricated cabin, and the corresponding prefabricated cabin is communicated by using a conveying pipeline when the platform foundation 1 is assembled.
Furthermore, the hydrogen energy to be transported enters the hydrogen transportation cabin 5 and then is compressed and guided into the diversion pipeline, and is transported to the outside through the diversion pipeline, and then the hydrogen energy is transported by transportation equipment such as a transport ship, a pipeline and the like.
On the basis of the above embodiments, as a further limited embodiment, as shown in fig. 1 and 2, the voltage leading and reducing tank group includes: a medium-voltage switch cabinet cabin 6, an electric main system cabin 7 and a low-voltage power distribution cabinet cabin 8.
And the medium-voltage switch cabinet cabin 6 is suitable for being electrically connected with an external power supply device, and the medium-voltage switch cabinet cabin 6 is provided with a medium-voltage switch cabinet and used for monitoring and protecting medium-voltage electric energy supplied from the outside.
And the electric main system cabin 7 is electrically connected with the medium-voltage switch cabinet cabin 6, and the electric main system cabin 7 is provided with a step-down transformer for reducing the medium-voltage electric energy supplied from the outside.
And the low-voltage power distribution cabinet cabin 8 is electrically connected with the electric main system cabin 7 and is used for supplying power to the plurality of prefabricated cabins.
Specifically, an external power supply device of the offshore hydrogen production station is generally an offshore wind farm, the medium-voltage switch cabinet cabin 6 monitors and protects medium-voltage electric energy from the offshore wind farm, the electric main system cabin 7 performs voltage reduction treatment on the medium-voltage electric energy from the medium-voltage switch cabinet cabin 6 to reduce the medium-voltage electric energy to a voltage value suitable for supplying power to electric equipment of a plurality of prefabricated cabins, and finally the low-voltage electric energy from the electric main system cabin 7 is output through the low-voltage power distribution cabinet cabin 8 to supply power to the plurality of prefabricated cabins, so that the medium-voltage electric energy of the offshore wind farm is converted into low-voltage electric energy suitable for the offshore hydrogen production station to use.
On the basis of the above embodiments, as a further limited embodiment, as shown in fig. 1 and fig. 2, the electricity-leading voltage-reducing cabin group further includes an energy storage cabin 9 electrically connected to the low-voltage distribution cabinet cabin 8 and adapted to supply power to a plurality of prefabricated cabins.
Specifically, one part of low-voltage electric energy output by the low-voltage power distribution cabinet compartment 8 is used for supplying power to the plurality of prefabricated compartments, the other part of low-voltage electric energy is stored in the energy storage compartment 9, and when wind power generation of an offshore wind power plant is not enough to meet the electric energy supply of the offshore hydrogen generation station, the energy storage compartment 9 discharges electricity to supply the electric equipment of each prefabricated compartment, so that the stable operation of the offshore hydrogen generation station is ensured, and the environmental adaptability of the offshore hydrogen generation station is improved.
On the basis of the above embodiment, as a further limited embodiment, as shown in fig. 1 and fig. 2, the offshore hydrogen plant further comprises a control protection cabin 10, which is adapted to regulate and control electrical equipment in a plurality of prefabricated cabins, and the energy storage cabin 9 is electrically connected with the control protection cabin 10.
Specifically, the control protection cabin 10 is suitable for opening the electric energy storage of the energy storage cabin 9 to supply power to the electrical equipment of each prefabricated cabin when the wind power generation of the offshore wind power plant is insufficient to meet the electric energy supply of the offshore hydrogen generation station, so that the power supply mode is adjusted in time to maintain the stable operation of the power supply system of the offshore hydrogen generation station.
On the basis of the above embodiments, as a further limited embodiment, as shown in fig. 1 and fig. 2, the offshore hydrogen plant further includes a heating and ventilating cabin 11, a fire fighting cabin 12, and a communication cabin 13, which are electrically connected to the control and protection cabin 10, respectively.
Specifically, the heating and ventilation cabin 11 is suitable for heating the offshore hydrogen production station, the fire fighting cabin 12 is suitable for providing fire protection for the offshore hydrogen production station, and the communication cabin 13 is suitable for providing communication guarantee for the offshore hydrogen production station. The heating and ventilation cabin 11, the fire-fighting cabin 12 and the communication cabin 13 are respectively electrically connected with the control protection cabin 10, and the control protection cabin 10 respectively regulates and controls the cabins, so that the stable operation of the offshore hydrogen plant is ensured.
As shown in fig. 1 and 2, the platform base 1 includes, as a further limited embodiment, the following: foundation support 14, construction deck 15, equipment deck 16.
A foundation support 14 adapted to be positioned offshore.
And the construction deck 15 is arranged on the upper part of the foundation support 14 and is suitable for placing the plug-in cable and construction operation.
And the equipment deck 16 is arranged at the upper part of the construction deck 15 and is suitable for arranging a plurality of prefabricated cabins in a modularized arrangement mode.
Specifically, the platform foundation 1 is made of a steel structure, and the foundation support 14 is arranged on the sea through a stable structure, so that the position of the offshore hydrogen production station on the sea is ensured to be fixed; the construction deck 15 is suitable for placing redundant plug-in cables and is convenient for construction operation of workers; equipment deck 16 provides an installation location for the prefabricated cabins. The upright columns and the inclined struts are arranged between the foundation support 14 and the construction deck 15 and between the construction deck 15 and the equipment deck 16, so that the structural strength of the platform foundation 1 is improved, and the operation stability of the offshore hydrogen production station is further improved.
Example 2
The present embodiment provides a hydrogen energy preparation and transportation system, as shown in fig. 3 and 4, including: an offshore wind farm 17, an offshore hydrogen plant 18, a medium-pressure submarine cable 19, a transfer assembly and the like.
And the offshore wind power plant 17 is suitable for outputting electric energy to supply power for the offshore hydrogen plant 18.
In the offshore hydrogen production station 18 provided in embodiment 1, the electricity-leading voltage-reducing cabin group is electrically connected with the offshore wind farm 17 through the medium-voltage sea cable 19 to transmit electric energy.
A transfer assembly adapted to communicate with a hydrogen delivery compartment 5 provided on an offshore hydrogen plant 18, the transfer assembly being adapted to transfer a hydrogen energy source.
The hydrogen energy preparation transfer system provided by the embodiment supplies power to the offshore hydrogen production station 18 through the power generation of the offshore wind farm 17, and further transfers the hydrogen energy prepared by the offshore hydrogen production station 18 through the transfer component, so that a hydrogen energy preparation transfer chain integrating wind power generation, offshore hydrogen production and hydrogen energy transportation is formed.
On the basis of the above embodiments, as a further limited embodiment, as shown in fig. 3 and 4, the transfer module includes hydrogen cylinders 20 and a carrier 21 for transferring the hydrogen cylinders 20, and is configured to transport hydrogen to a hydrogen transfer site 22 disposed on land; and/or, the transfer assembly includes a transfer conduit 23 disposed on the seafloor for transferring hydrogen to a hydrogen storage facility 24 disposed onshore.
As one embodiment, as shown in fig. 3, hydrogen energy produced at the offshore hydrogen plant 18 is loaded into hydrogen cylinders 20 and transported by a transport ship 21 to a hydrogen transportation site 22 located on the land.
As another embodiment, as shown in fig. 4, a transfer pipe 23 is communicated with a diversion pipeline of the hydrogen transport module 5 provided on the offshore hydrogen generation station 18, so that the produced hydrogen energy is transferred to the onshore hydrogen transfer site 22 through the transfer pipe 23 provided on the seabed.
Meanwhile, since the hydrogen energy preparation and transfer system provided in this embodiment includes the offshore hydrogen generation station provided in embodiment 1, the hydrogen energy preparation and transfer system naturally has all the advantages of the offshore hydrogen generation station, and thus, description thereof is omitted.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.
Claims (10)
1. An offshore hydrogen plant, comprising:
a platform foundation (1) adapted to be arranged offshore;
a plurality of prefabricated cabins, by the prefabricated shaping of mill, be provided with the electrical equipment of different functions in the prefabricated cabin to be suitable for the modularization range to set up on platform basis (1), prefabricated cabin includes:
the electricity leading and voltage reducing cabin group is suitable for being electrically connected with an external power supply device and supplying power to the plurality of prefabricated cabins;
the seawater desalination cabin (2) is electrically connected with the electricity-leading pressure-reducing cabin group and is used for providing fresh water required by hydrogen production;
the hydrogen production cabin (3) is communicated with the seawater desalination cabin (2) and is electrically connected with the seawater desalination cabin for producing hydrogen;
and the hydrogen storage cabin (4) is communicated with and electrically connected with the hydrogen production cabin (3) and is used for storing hydrogen.
2. The offshore hydrogen generation station of claim 1, further comprising:
the plug-in cable interface is arranged on the prefabricated cabin;
and the plug-in cable is suitable for being connected with the plug-in cable interface, and the two prefabricated cabins are electrically connected through the plug-in cable.
3. An offshore hydrogen plant according to claim 1 or 2, characterized in that the prefabricated tank further comprises a hydrogen gas delivery tank (5) in communication and electrical connection with the hydrogen storage tank (4), and a compressor and a diversion pipeline are arranged in the hydrogen storage tank (4) and adapted to compress hydrogen energy and lead out of the hydrogen storage tank (4).
4. The offshore hydrogen generation station of claim 1 or 2, wherein the electricity-conducting pressure reduction tank set comprises:
the medium-voltage switch cabinet cabin (6) is suitable for being electrically connected with an external power supply device, and the medium-voltage switch cabinet cabin (6) is provided with a medium-voltage switch cabinet and is used for monitoring and protecting medium-voltage electric energy supplied from the outside;
the electric main system cabin (7) is electrically connected with the medium-voltage switch cabinet cabin (6), and the electric main system cabin (7) is provided with a step-down transformer for reducing the voltage of the medium-voltage electric energy supplied from the outside;
and the low-voltage power distribution cabinet cabin (8) is electrically connected with the electric main system cabin (7) and is used for supplying power to the prefabricated cabins.
5. Offshore hydrogen plant according to claim 4, characterized in that said group of electricity-drawing and pressure-reducing tanks further comprises an energy storage tank (9), electrically connected to said low-voltage distribution cabinet tank (8), adapted to supply a number of said prefabricated tanks.
6. Marine hydrogen plant according to claim 5, further comprising a control and protection cabin (10) adapted to regulate electrical equipment within a number of said prefabricated cabins, said energy storage cabin (9) being electrically connected to said control and protection cabin (10).
7. The offshore hydrogen generation station according to claim 6, further comprising a heating and ventilating cabin (11), a fire fighting cabin (12) and a communication cabin (13) which are electrically connected with the control and protection cabin (10) respectively.
8. Offshore hydrogen plant according to claim 2, characterized in that the platform foundation (1) comprises:
a base support (14) adapted to be disposed offshore;
the construction deck (15) is arranged at the upper part of the foundation support (14) and is suitable for placing the plug-in cable and performing construction operation;
and the equipment deck (16) is arranged at the upper part of the construction deck (15) and is suitable for arranging a plurality of prefabricated cabins in a modularized mode.
9. A hydrogen energy production transfer system, comprising:
an offshore wind farm (17) adapted to output electrical energy;
an offshore hydrogen plant (18) according to any of the preceding claims 1 to 8, said set of electricity-bringing pressure-reducing tanks being electrically connected to said offshore wind farm (17) by means of medium-voltage sea cables (19);
a transfer assembly adapted to communicate with a hydrogen delivery compartment (5) provided on the offshore hydrogen plant (18), the transfer assembly adapted to transfer a hydrogen energy source.
10. The hydrogen energy production transfer system of claim 9, wherein the transfer assembly comprises hydrogen cylinders (20) and a transport vessel (21) for transferring the hydrogen cylinders (20) for transporting hydrogen to a hydrogen transfer site (22) located onshore;
and/or the transfer assembly comprises a transfer conduit (23) arranged on the seabed for transferring hydrogen to a hydrogen storage unit (24) arranged on land.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221381119.4U CN217499437U (en) | 2022-06-01 | 2022-06-01 | Offshore hydrogen generation station and hydrogen energy preparation and transfer system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221381119.4U CN217499437U (en) | 2022-06-01 | 2022-06-01 | Offshore hydrogen generation station and hydrogen energy preparation and transfer system |
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| CN217499437U true CN217499437U (en) | 2022-09-27 |
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| CN202221381119.4U Active CN217499437U (en) | 2022-06-01 | 2022-06-01 | Offshore hydrogen generation station and hydrogen energy preparation and transfer system |
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| Country | Link |
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| CN (1) | CN217499437U (en) |
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