CN210780120U - Offshore wind energy collection system - Google Patents
Offshore wind energy collection system Download PDFInfo
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- CN210780120U CN210780120U CN201921762866.0U CN201921762866U CN210780120U CN 210780120 U CN210780120 U CN 210780120U CN 201921762866 U CN201921762866 U CN 201921762866U CN 210780120 U CN210780120 U CN 210780120U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/133—Renewable energy sources, e.g. sunlight
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Abstract
The application discloses marine wind energy collection system belongs to marine wind power field. The offshore wind energy collection system comprises: a wind power generation device, a hydrogen production device and a distribution device; the hydrogen production device comprises a seawater inlet, an electrolysis assembly, an oxygen outlet and a hydrogen outlet, and the wind power generation device is electrically connected with the electrolysis assembly; the distribution device comprises a hydrogen pipeline and an oxygen pipeline, one end of the hydrogen pipeline is connected with the hydrogen outlet, the other end of the hydrogen pipeline is connected with the land transfer station, and one end of the oxygen pipeline is connected with the oxygen outlet. The problems that the wind abandoning rate of a power grid is increased along with the increase of the capacity of an offshore wind farm, the electric energy loss of a power transmission system is high and the offshore wind power operation benefit is low when the capacity of the offshore wind farm is large and the offshore distance is long in the related technology are solved, and the effect of realizing the diversification of energy utilization is achieved.
Description
Technical Field
The application relates to the field of offshore wind power, in particular to an offshore wind energy collection system.
Background
At present, offshore wind power is generally transported by means of a power transmission system.
In a power transmission system in the related art, offshore wind power generated by a fan is transmitted to an inverter, the offshore wind power passing through the inverter is transmitted to an offshore booster station, the offshore booster station boosts the offshore wind power, and the boosted offshore wind power is transmitted to a power grid, so that the offshore wind power is transmitted.
However, as the capacity of the offshore wind farm increases, the wind abandoning rate of the power grid increases, and when the capacity of the offshore wind farm is larger and the offshore distance is longer, the power loss of a power transmission system is higher, and the operation income of the offshore wind farm is lower.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides an offshore wind energy collection system, which can solve the problems that in the related art, as the capacity of an offshore wind farm is increased, the wind abandoning rate of a power grid is increased, and when the capacity of the offshore wind farm is large and the offshore distance is long, the electric energy loss of a power transmission system is high, and the offshore wind power operation benefit is low, and realizes diversification of energy utilization. The technical scheme is as follows:
according to a first aspect of the present application, there is provided an offshore wind energy harvesting system comprising:
a wind power generation device, a hydrogen production device and a distribution device;
the hydrogen production device comprises a seawater inlet, an electrolysis assembly, an oxygen outlet and a hydrogen outlet, and the wind power generation device is electrically connected with the electrolysis assembly;
the distribution device comprises a hydrogen pipeline and an oxygen pipeline, one end of the hydrogen pipeline is connected with the hydrogen outlet, the other end of the hydrogen pipeline is connected with the land transfer station, and one end of the oxygen pipeline is connected with the oxygen outlet.
Optionally, the other end of the oxygen conduit is located in a marine ranch.
Optionally, the wind power generation device includes a plurality of wind power generator clusters, each wind power generator cluster includes at least one wind power generator, and the plurality of wind power generator clusters are electrically connected to the electrolysis assembly.
Optionally, the system further comprises an inverter, the plurality of wind turbine clusters are electrically connected with the inverter, and the inverter is electrically connected with the electrolysis assembly.
Optionally, the electrolysis assembly comprises a plurality of proton exchange membrane hydrogen production modules.
Optionally, the inverter and the hydrogen plant are both located in the hydrogen production platform.
Optionally, the wind power generation device comprises a plurality of wind power generator clusters, each wind power generator cluster comprising at least one wind power generator;
the hydrogen production device comprises a plurality of hydrogen production sub-devices, each hydrogen production sub-device comprises a seawater inlet, an electrolysis assembly, an oxygen outlet and a hydrogen outlet, and the plurality of wind driven generator clusters are in one-to-one correspondence and are electrically connected with the electrolysis assemblies in the plurality of hydrogen production sub-devices.
Optionally, the system further comprises a plurality of inverters, the plurality of wind driven generator clusters are electrically connected with the plurality of inverters in a one-to-one correspondence, and the plurality of inverters are electrically connected with the electrolysis assemblies in the plurality of hydrogen production sub-devices in a one-to-one correspondence.
Optionally, the electrolytic assembly comprises a tower having a plurality of levels, each level having a plurality of cells therein.
Optionally, the hydrogen production plant further comprises a desalination assembly, and the desalination assembly is connected with the seawater inlet.
The embodiment of the utility model provides a beneficial effect that technical scheme brought includes at least:
the offshore wind energy collection system comprises a wind power generation device, a hydrogen production device and a distribution device, wherein the hydrogen production device comprises a seawater inlet, an electrolysis assembly, an oxygen outlet and a hydrogen outlet, and the distribution device comprises a hydrogen pipeline and an oxygen pipeline. In the offshore wind energy acquisition system, the offshore wind energy can be converted into electric energy by the wind power generation device and is transmitted to the electrolysis assembly in the hydrogen production device, seawater can be converted into hydrogen and oxygen by the electrolysis assembly through the electric energy, the hydrogen is transmitted to the land transfer station by the distribution device to complete the conversion and transmission of the offshore wind energy, so that the loss of the electric energy in the transmission process can be reduced, the electric energy generated by the wind power generation device and more than the electric energy required by a power grid can be converted into the hydrogen, and the hydrogen is stored in the form of the hydrogen. The problems that the wind abandoning rate of a power grid is increased along with the increase of the capacity of an offshore wind farm, the electric energy loss of a power transmission system is high and the offshore wind power operation benefit is low when the capacity of the offshore wind farm is large and the offshore distance is long in the related technology are solved, and the effect of realizing the diversification of energy utilization is achieved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an offshore wind energy collection system according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of another offshore wind energy collection system provided by an embodiment of the present invention;
FIG. 3 is an understructure view of an electrolytic assembly of the alternative offshore wind energy harvesting system shown in FIG. 2;
FIG. 4 is a non-substructure diagram of an electrolytic assembly of the alternative offshore wind energy harvesting system of FIG. 2;
FIG. 5 is a schematic structural diagram of another offshore wind energy collection system according to an embodiment of the present invention;
FIG. 6 is an understructure view of a tower of the further offshore wind energy harvesting system shown in FIG. 5;
FIG. 7 is a non-understructure view of a tower of the further offshore wind energy collection system shown in FIG. 5;
FIG. 8 is a cross-sectional view of a tower of the further offshore wind energy harvesting system shown in FIG. 5.
In the various figures described above, the reference numerals may have the meaning: 10-offshore wind energy collection system, 110-wind power generation device, 110 a-wind power generator cluster, 120-hydrogen production device, 120 a-hydrogen production sub-device, 121-seawater inlet, 122-electrolysis component, 122 a-proton exchange membrane hydrogen production module, 122 b-first cooling pump room, 122 c-second cooling pump room, 122 d-first power transformation room, 122 e-secondary equipment room, 122 f-spare part room, 122 g-storage battery room, 122 h-fire-fighting equipment room, 122 i-lifting area, 122 j-second power transformation room, 122 k-third power transformation room, 122 l-fourth power transformation room, 122 m-emergency power distribution room, 122 n-ventilation machine room, 122 o-demineralized water preparation room, 122 p-tower barrel, a-electrolysis cell, b-a desalted water preparation system, c-a cooling device, d-a transformer, e-a rectifier, 123-an oxygen outlet, 124-a hydrogen outlet, 125-a desalting component, 130-a distribution device, 131-a hydrogen pipeline, 132-an oxygen pipeline, 140-an inverter, 150-a hydrogen production platform, 20-a land transfer station and 30-a marine ranch.
With the above figures, there are shown specific embodiments of the present application, which will be described in more detail below. These drawings and written description are not intended to limit the scope of the inventive concepts in any manner, but rather to illustrate the inventive concepts to those skilled in the art by reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
At present, offshore wind power is generally transported by means of a power transmission system.
In a power transmission system in the related art, offshore wind power generated by a fan is transmitted to an inverter, the offshore wind power passing through the inverter is transmitted to an offshore booster station, the offshore booster station boosts the offshore wind power, and the boosted offshore wind power is transmitted to a power grid, so that the offshore wind power is transmitted.
However, the wind power generation device generates more electric energy than the power grid, and the electric energy converted from wind energy cannot be input into the power grid, so that the wind abandoning rate of the power grid is high, and when the offshore wind farm capacity is large and the offshore distance is long (for example, the offshore wind farm capacity is larger than 500 Megawatts (MW) and the offshore distance is larger than 50 kilometers (km)), the electric energy loss of the power transmission system is high, and the operation income of the offshore wind farm is low.
An offshore wind farm is a power station consisting of a batch of wind turbines or wind turbine groups (including unit transformers), a collection line, a main step-up transformer and other equipment.
Fig. 1 is a schematic structural diagram of an offshore wind energy collection system according to an embodiment of the present invention, where the offshore wind energy collection system 10 may include:
a wind power plant 110, a hydrogen production plant 120, and a distribution plant 130.
The hydrogen production device 120 comprises a seawater inlet 121, an electrolysis component 122, an oxygen outlet 123 and a hydrogen outlet 124, and the wind power generation device 110 is electrically connected with the electrolysis component 122.
The distribution device 130 includes a hydrogen pipe 131 and an oxygen pipe 132, the hydrogen pipe 131 is connected to the hydrogen outlet 124 at one end, the other end is connected to the terrestrial relay station 20 (the terrestrial relay station may not be included in the system provided in the embodiment of the present application), and the oxygen pipe 132 is connected to the oxygen outlet 123 at one end.
The hydrogen is purified by dehumidification and then is delivered to the land transfer station 20 through the hydrogen pipeline 131, and the land transfer station 20 can pressurize the hydrogen and then deliver the pressurized hydrogen to direct hydrogen users such as an automobile hydrogen filling station and a chemical plant, and can also deliver the pressurized hydrogen to a fuel cell power station to be converted into electric energy again. The land based terminal 20 pressurizes the hydrogen gas to facilitate storage and transportation of the hydrogen gas.
Seawater enters the electrolysis assembly 122 through the seawater inlet 121, the wind power generation device 110 connects the offshore wind power to the electrolysis assembly 122 of the hydrogen production device 120 through electric connection, in the electrolysis assembly 122, the offshore wind power electrolyzes the seawater into hydrogen and oxygen, the hydrogen outlet 124 is connected with the hydrogen pipeline 131 to convey the electrolyzed hydrogen to the land transfer station 20, and the oxygen outlet 123 is connected with the oxygen pipeline 132 to convey the electrolyzed oxygen. Since the land transfer station 20 can store the hydrogen obtained by electrolysis under pressure, the electric energy generated by the power generation device 110 and more than the demand of the power grid can be stored in the form of hydrogen energy, so that the wind abandon rate can be reduced.
To sum up, the embodiment of the utility model provides a pair of marine wind energy collection system, including wind power generation set, hydrogen plant and distributor, and hydrogen plant includes sea water entry, electrolysis subassembly, oxygen export and hydrogen export, and distributor includes hydrogen pipeline and oxygen pipeline. In the offshore wind energy acquisition system, the offshore wind energy can be converted into electric energy by the wind power generation device and is transmitted to the electrolysis assembly in the hydrogen production device, seawater can be converted into hydrogen and oxygen by the electrolysis assembly through the electric energy, the hydrogen is transmitted to the land transfer station by the distribution device to complete the conversion and transmission of the offshore wind energy, so that the loss of the electric energy in the transmission process can be reduced, the electric energy generated by the wind power generation device and more than the electric energy required by a power grid can be converted into the hydrogen, and the hydrogen is stored in the form of the hydrogen. The problems that the wind abandoning rate of a power grid is increased along with the increase of the capacity of an offshore wind farm, the electric energy loss of a power transmission system is high and the offshore wind power operation benefit is low when the capacity of the offshore wind farm is large and the offshore distance is long in the related technology are solved, and the effect of realizing the diversification of energy utilization is achieved.
Please refer to fig. 2, which is a schematic structural diagram of another offshore wind energy collection system according to an embodiment of the present invention.
Optionally, the other end of the oxygen conduit 132 is located in the marine ranch 30.
The oxygen pipeline 132 conveys oxygen obtained by electrolysis to the marine ranching 30, so that the oxygen increasing effect on the marine ranching can be realized, and the dissolved oxygen content of the water body can be greatly improved, thereby improving the culture yield, the culture product specification, the survival rate and the product quality of the pond.
In addition, the oxygen obtained by electrolysis can also be transported to the land through the oxygen pipeline 132 and used as combustion-supporting gas, medical treatment and rescue personnel, chemical raw materials and the like, and the oxygen can also have other use modes, and the embodiment of the utility model is not limited at all.
Optionally, wind power plant 110 includes a plurality of wind power generator clusters 110a, each wind power generator cluster 110a including at least one wind power generator, the plurality of wind power generator clusters 110a electrically connected to electrolysis assembly 122.
The wind driven generator cluster 110a is formed by at least one wind driven generator, the wind driven generator clusters 110a are all connected with the electrolysis component 122, so that all electric energy can be gathered together and transmitted to the electrolysis component 122, if one wind driven generator cluster 110a fails, the electric energy generated by the rest wind driven generator clusters 110a can still be transmitted to the electrolysis component 122 to electrolyze seawater, and the utilization rate of the hydrogen production device 120 can be improved.
Optionally, offshore wind energy harvesting system 10 further comprises an inverter 140, each of plurality of wind turbine clusters 110a being electrically connected to inverter 140, inverter 140 being electrically connected to electrolysis assembly 122.
The plurality of wind turbine clusters 110a deliver ac power to the inverter 140, and the inverter 140 converts the ac power to dc power and then delivers the dc power to the electrolysis assembly 122.
Optionally, electrolysis assembly 122 includes a plurality of proton exchange membrane hydrogen production modules 122 a.
The Proton Exchange Membrane (PEM) hydrogen production module 122a can work under high current density, has small volume and high efficiency, and the generated hydrogen has high purity.
Optionally, offshore wind energy harvesting system 10 includes hydrogen production platform 150, and inverter 140 and hydrogen production device 120 are both located in hydrogen production platform 150.
The inverter 140 and the hydrogen production device 120 are located in the hydrogen production platform 150, and the electric energy generated by the plurality of wind driven generator clusters 110a can be collected and input into the inverter 140, and then the inverter 140 transmits the electric energy to the hydrogen production device 120.
In addition, the hydrogen production device 120 is located in the hydrogen production platform 150, common equipment in the hydrogen production device 120 can be selected and arranged in a centralized manner, equipment investment is reduced, system operation stability is improved, the hydrogen production device 120 can be maintained in a centralized manner, and maintenance cost is reduced.
Optionally, hydrogen plant 120 further includes a desalination assembly 125, desalination assembly 125 being coupled to seawater inlet 121.
The desalination module 125 is connected to the seawater inlet 121, and can remove salt from seawater to obtain desalinated water, which is then delivered to the electrolysis module 122 to produce hydrogen and oxygen.
It should be noted that the offshore wind energy harvesting system shown in fig. 2 may also be referred to as a centralized offshore wind energy harvesting system.
FIG. 3 is an understructure view of electrolytic assembly 122 of the alternative offshore wind energy harvesting system shown in FIG. 2.
Referring to fig. 3, the electrolysis assembly 122 may include a proton exchange membrane hydrogen production module 122a, a first cooling pump room 122b, a second cooling pump room 122c, a first transformation room 122d, a secondary equipment room 122e, a spare part room 122f, a storage battery room 122g, a fire-fighting equipment room 122h, and a hoisting area 122 i.
FIG. 4 is a non-understructure view of electrolytic assembly 122 of the alternative offshore wind energy harvesting system shown in FIG. 2.
Referring to fig. 4, the electrolysis assembly 122 may further include a proton exchange membrane hydrogen production module 122a, a second transformation room 122j, a third transformation room 122k, a fourth transformation room 122l, an emergency power distribution room 122m, a ventilator room 122n, and a demineralized water preparation room 122 o.
To sum up, the embodiment of the utility model provides a pair of marine wind energy collection system, including wind power generation set, hydrogen plant and distributor, and hydrogen plant includes sea water entry, electrolysis subassembly, oxygen export and hydrogen export, and distributor includes hydrogen pipeline and oxygen pipeline. In the offshore wind energy acquisition system, the offshore wind energy can be converted into electric energy by the wind power generation device and is transmitted to the electrolysis assembly in the hydrogen production device, seawater can be converted into hydrogen and oxygen by the electrolysis assembly through the electric energy, the hydrogen is transmitted to the land transfer station by the distribution device to complete the conversion and transmission of the offshore wind energy, so that the loss of the electric energy in the transmission process can be reduced, the electric energy generated by the wind power generation device and more than the electric energy required by a power grid can be converted into the hydrogen, and the hydrogen is stored in the form of the hydrogen. The problems that the wind abandoning rate of a power grid is increased along with the increase of the capacity of an offshore wind farm, the electric energy loss of a power transmission system is high and the offshore wind power operation benefit is low when the capacity of the offshore wind farm is large and the offshore distance is long in the related technology are solved, and the effect of realizing the diversification of energy utilization is achieved.
Please refer to fig. 5, which is a schematic structural diagram of another offshore wind energy collection system according to an embodiment of the present invention.
Optionally, the other end of the oxygen conduit 132 is located in the marine ranch 30.
The oxygen pipeline 132 conveys oxygen obtained by electrolysis to the marine ranching 30, so that the oxygen increasing effect on the marine ranching can be realized, and the dissolved oxygen content of the water body can be greatly improved, thereby improving the culture yield, the culture product specification, the survival rate and the product quality of the pond.
Optionally, the wind power generation device 110 includes a plurality of wind power generator clusters 110a, each wind power generator cluster 110a includes at least one wind power generator, the hydrogen production device 120 includes a plurality of hydrogen production sub-devices 120a, each hydrogen production sub-device 120a includes a seawater inlet 121, an electrolysis component 122, an oxygen outlet 123 and a hydrogen outlet 124, and the plurality of wind power generator clusters 110a are electrically connected to the electrolysis components 122 in the plurality of hydrogen production sub-devices 120a in a one-to-one correspondence.
The hydrogen production sub-devices 120a are close to the corresponding wind driven generator clusters 110a, so that the construction difficulty and the ship cost can be reduced, and the cable line loss is reduced, wherein the cable line loss refers to the loss of electric energy on cables in the process of conveying the electric energy.
The hydrogen production sub-device 120a comprises a seawater inlet 121, an electrolysis component 122, an oxygen outlet 123 and a hydrogen outlet 124, and the multiple wind driven generator clusters 110a are electrically connected with the electrolysis components 122 in the multiple hydrogen production sub-devices 120a in a one-to-one correspondence manner, that is, the electric energy generated by the multiple wind driven generator clusters 110a is respectively input into the corresponding electrolysis components 122 to electrolyze seawater.
Optionally, the offshore wind energy collection system 10 further comprises a plurality of inverters 140, the plurality of wind power generator clusters 110a are electrically connected to the plurality of inverters 140 in a one-to-one correspondence, and the plurality of inverters 140 are electrically connected to the electrolysis assemblies 122 in the plurality of hydrogen production sub-assemblies 120a in a one-to-one correspondence.
The plurality of wind turbine clusters 110a transmit the ac power to their corresponding inverters 140, and the inverters 140 convert the ac power into dc power and transmit the dc power to their corresponding electrolysis assemblies 122.
Alternatively, the electrolytic assembly 122 includes a tower 122p having multiple layers, each layer having a plurality of cells a therein.
The tower 122p is provided with multiple layers, so that the internal space of the tower can be fully utilized, and the construction cost is reduced.
The plurality of electrolytic cells a convert the electric energy generated by the plurality of wind power generator clusters 110a into hydrogen energy, and deliver the hydrogen energy to the land intermediate transfer station 20 through the hydrogen outlet 124 and the hydrogen pipeline 131.
It is noted that the electrolytic cell a may include a proton exchange membrane hydrogen production module 122 a.
Optionally, hydrogen plant 120 further includes a desalination assembly 125, desalination assembly 125 being coupled to seawater inlet 121.
The desalination module 125 is connected to the seawater inlet 121, and can remove salt from seawater to obtain desalinated water, which is then delivered to the electrolysis module 122 to produce hydrogen and oxygen.
It should be noted that the offshore wind energy harvesting system shown in FIG. 5 may also be referred to as a decentralized offshore wind energy harvesting system.
FIG. 6 is an understructure view of tower 122p in still another offshore wind energy harvesting system shown in FIG. 5.
Referring to FIG. 6, the bottom layer of tower 122p may include a demineralized water preparation system b, a cooling device c, and a transformer d.
FIG. 7 is a non-understructure view of tower 122p in still another offshore wind energy harvesting system shown in FIG. 5.
Referring to FIG. 7, it can be seen that the non-bottom layer of tower 122p may include an electrolytic cell and a rectifier e.
FIG. 8 is a cross-sectional view of tower 122p of the further offshore wind energy harvesting system shown in FIG. 5.
To sum up, the embodiment of the utility model provides a pair of marine wind energy collection system, including wind power generation set, hydrogen plant and distributor, and hydrogen plant includes sea water entry, electrolysis subassembly, oxygen export and hydrogen export, and distributor includes hydrogen pipeline and oxygen pipeline. In the offshore wind energy acquisition system, the offshore wind energy can be converted into electric energy by the wind power generation device and is transmitted to the electrolysis assembly in the hydrogen production device, seawater can be converted into hydrogen and oxygen by the electrolysis assembly through the electric energy, the hydrogen is transmitted to the land transfer station by the distribution device to complete the conversion and transmission of the offshore wind energy, so that the loss of the electric energy in the transmission process can be reduced, the electric energy generated by the wind power generation device and more than the electric energy required by a power grid can be converted into the hydrogen, and the hydrogen is stored in the form of the hydrogen. The problems that the wind abandoning rate of a power grid is increased along with the increase of the capacity of an offshore wind farm, the electric energy loss of a power transmission system is high and the offshore wind power operation benefit is low when the capacity of the offshore wind farm is large and the offshore distance is long in the related technology are solved, and the effect of realizing the diversification of energy utilization is achieved.
The above description is only an optional embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An offshore wind energy harvesting system, comprising:
a wind power generation device, a hydrogen production device and a distribution device;
the hydrogen production device comprises a seawater inlet, an electrolysis assembly, an oxygen outlet and a hydrogen outlet, and the wind power generation device is electrically connected with the electrolysis assembly;
the distribution device comprises a hydrogen pipeline and an oxygen pipeline, one end of the hydrogen pipeline is connected with the hydrogen outlet, the other end of the hydrogen pipeline is connected with the land transfer station, and one end of the oxygen pipeline is connected with the oxygen outlet.
2. The system of claim 1, wherein the other end of the oxygen conduit is located in a marine ranch.
3. The system of claim 1, wherein the wind power plant comprises a plurality of wind power generator clusters, each wind power generator cluster comprising at least one wind power generator, the plurality of wind power generator clusters being electrically connected to the electrolysis assembly.
4. The system of claim 3, further comprising an inverter, each of the plurality of wind generator clusters being electrically connected to the inverter, the inverter being electrically connected to the electrolysis assembly.
5. The system of claim 3, wherein the electrolysis assembly comprises a plurality of proton exchange membrane hydrogen production modules.
6. The system of claim 4, comprising a hydrogen production platform, wherein the inverter and the hydrogen production device are both located in the hydrogen production platform.
7. The system of claim 1, wherein the wind power plant comprises a plurality of wind power generator clusters, each of the wind power generator clusters comprising at least one wind power generator;
the hydrogen production device comprises a plurality of hydrogen production sub-devices, each hydrogen production sub-device comprises the seawater inlet, the electrolysis assembly, the oxygen outlet and the hydrogen outlet, and the plurality of wind driven generator clusters are in one-to-one correspondence to the electrolysis assemblies in the plurality of hydrogen production sub-devices and are electrically connected with the electrolysis assemblies in the plurality of hydrogen production sub-devices.
8. The system of claim 7, further comprising a plurality of inverters, wherein the plurality of wind turbine clusters are electrically connected to the plurality of inverters in a one-to-one correspondence, and wherein the plurality of inverters are electrically connected to the electrolysis assemblies in the plurality of hydrogen production sub-assemblies in a one-to-one correspondence.
9. The system of claim 7, wherein the electrolytic assembly comprises a tower having a plurality of levels, each level having a plurality of cells therein.
10. The system of any of claims 1 to 9, wherein the hydrogen plant further comprises a desalination assembly, the desalination assembly being connected to the seawater inlet.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112161196A (en) * | 2020-09-14 | 2021-01-01 | 浙江大学 | Seawater hydrogen production conveying system and method based on existing offshore wind farm |
| CN112941544A (en) * | 2021-02-03 | 2021-06-11 | 清华大学深圳国际研究生院 | Offshore hydrogen production facility |
| CN113137338A (en) * | 2021-04-30 | 2021-07-20 | 佛山市电建电力设备有限公司 | Multifunctional offshore wind power structure |
| CN113279001A (en) * | 2021-04-30 | 2021-08-20 | 河南恒聚新能源设备有限公司 | Wind, light, electricity and hydrogen storage integrated combined system for directly electrolyzing seawater to prepare hydrogen and oxygen |
| CN114807964A (en) * | 2022-04-21 | 2022-07-29 | 哈尔滨工程大学 | Blue fuel preparation system based on offshore wave energy and wind energy |
| CN116345703A (en) * | 2023-03-08 | 2023-06-27 | 三峡新能源盐城大丰有限公司 | Comprehensive energy system for producing hydrogen based on offshore wind power |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112161196A (en) * | 2020-09-14 | 2021-01-01 | 浙江大学 | Seawater hydrogen production conveying system and method based on existing offshore wind farm |
| CN112941544A (en) * | 2021-02-03 | 2021-06-11 | 清华大学深圳国际研究生院 | Offshore hydrogen production facility |
| CN113137338A (en) * | 2021-04-30 | 2021-07-20 | 佛山市电建电力设备有限公司 | Multifunctional offshore wind power structure |
| CN113279001A (en) * | 2021-04-30 | 2021-08-20 | 河南恒聚新能源设备有限公司 | Wind, light, electricity and hydrogen storage integrated combined system for directly electrolyzing seawater to prepare hydrogen and oxygen |
| CN113137338B (en) * | 2021-04-30 | 2024-02-09 | 佛山市电建电力设备有限公司 | Multifunctional offshore wind power structure |
| CN114807964A (en) * | 2022-04-21 | 2022-07-29 | 哈尔滨工程大学 | Blue fuel preparation system based on offshore wave energy and wind energy |
| CN116345703A (en) * | 2023-03-08 | 2023-06-27 | 三峡新能源盐城大丰有限公司 | Comprehensive energy system for producing hydrogen based on offshore wind power |
| CN116345703B (en) * | 2023-03-08 | 2023-09-22 | 三峡新能源盐城大丰有限公司 | Comprehensive energy system for producing hydrogen based on offshore wind power |
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