CN214397142U - Offshore wind power floating foundation integrated with chemical energy storage system - Google Patents
Offshore wind power floating foundation integrated with chemical energy storage system Download PDFInfo
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- CN214397142U CN214397142U CN202023226689.XU CN202023226689U CN214397142U CN 214397142 U CN214397142 U CN 214397142U CN 202023226689 U CN202023226689 U CN 202023226689U CN 214397142 U CN214397142 U CN 214397142U
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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
- Y02E10/72—Wind turbines with rotation axis in wind direction
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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
- Y02E10/727—Offshore wind turbines
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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
- Y02E60/50—Fuel cells
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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
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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Abstract
An offshore wind power floating foundation integrated with a chemical energy storage system comprises a floating support platform (1), a gravity type anchoring structure (2) and a chemical energy storage system (3); the chemical energy storage system (3) is positioned in the gravity type anchoring structure (2); the gravity type anchoring structure (2) is positioned at the lower part of the floating supporting platform (1) and connected with the floating supporting platform. The offshore wind power generation system has the characteristics of simple structure, good stability and good adaptability, and effectively reduces or eliminates the impact of overlarge fluctuation of the existing offshore wind power to the power grid.
Description
Technical Field
The utility model belongs to the technical field of marine floating wind power, a marine wind power floating basis of integrated chemical energy storage system is related to.
Background
With the carbon neutralization advanced by the country, clean energy such as offshore wind power becomes an important part of the national energy system. However, the output power of the wind driven generator is closely related to the wind speed, and is influenced by the fluctuation of the wind speed on the sea, so that the output power of the wind driven generator is unstable and has the characteristics of intermittence, randomness and the like. At present, the development amount of offshore wind power in China is relatively small, the fluctuation of the wind power has no obvious influence on the stability of a power grid, but along with the large-scale development of the offshore wind power, the problem of solving the fluctuation of the offshore wind power becomes a key place for consuming the offshore wind power. The development mode of offshore wind power and energy storage is more and more emphasized, namely, an offshore wind power plant is matched with energy storage in a certain proportion to avoid wind and electricity abandonment. At present, offshore wind power can not realize net surfing at a flat price, and if the energy storage cost is added, the total investment cost of the offshore wind power becomes a restriction factor for the development of the offshore wind power industry.
At present, an energy storage power station is usually established for offshore wind power energy storage, and centralized energy storage is performed. If the energy storage power station is built on land, a large land area is occupied, and if the energy storage power station is built on the sea, a special platform needs to be built, so that the cost is relatively high. With the offshore wind farm going from offshore to deep and open sea, the foundation form of the offshore wind farm will be mainly floating foundation, and it will be a huge investment to build the floating platform of the energy storage power station. Therefore, a novel, efficient and low-cost chemical energy storage mode is urgently needed to be provided, the output power of the offshore wind driven generator can be adjusted, and a special platform for an energy storage power station can be avoided.
Disclosure of Invention
The utility model aims to solve the technical problem that an integrated chemical energy storage system's offshore wind power floating foundation is provided, this floating foundation's type is tension leg type, floating support platform connects gravity type anchor structure with the mooring cable for the lower part, aerogenerator is located floating support platform upper portion and passes through bearing structure rather than being connected, chemical energy storage system is integrated inside gravity type anchor structure, need not to build chemical energy storage power station floating platform, by cable junction between chemical energy storage system and the aerogenerator, the sea cable is connected with chemical energy storage system and draws forth outside gravity type anchor structure, chemical energy storage system adjusts or periodically adjusts aerogenerator output according to aerogenerator power output characteristic real-time, good stability, good adaptability, effectively reduce or eliminate the too big impact to the electric wire netting of current offshore wind power fluctuation.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: an offshore wind power floating foundation integrated with a chemical energy storage system comprises a floating support platform, a gravity type anchoring structure and the chemical energy storage system; the chemical energy storage system is positioned in the gravity type anchoring structure; the gravity type anchoring structure is positioned on the seabed at the lower part of the floating type supporting platform and is connected with the floating type supporting platform; the chemical energy storage system comprises a core energy storage element, an electric energy control system and a battery management system, wherein the electric energy control system and the battery management system are connected with the core energy storage element; the core energy storage element is water electrolysis equipment, hydrogen storage equipment, oxygen storage equipment and fuel cell equipment.
The floating type supporting platform is connected with the wind driven generator through a supporting structure to support the wind driven generator to operate safely and stably, the floating type supporting platform is connected with the gravity type anchoring structure through a mooring cable to limit the movement of the floating type supporting platform under the action of wind, wave and flow loads, the chemical energy storage system is placed in the inner space of the gravity type anchoring structure in the gravity type anchoring structure building process, and a seawater cooling system is arranged in the gravity type anchoring structure to keep the temperature and humidity of the inner space so as to meet the requirement of the chemical energy storage system on the operating environment. The floating type supporting platform, the gravity type anchoring structure, the chemical energy storage system and the wind driven generator are integrally designed and built, the building and assembling processes are completed on land, the offshore operation processes and time are reduced, the floating type supporting platform and the gravity type anchoring structure are fixed into a whole in the wet supporting process, small ships can be fully utilized for transportation, and meanwhile, the gravity type anchoring structure sinks to the seabed under the action of dead weight, so that the offshore construction difficulty is reduced.
According to some embodiments of the utility model, floating support platform includes flotation pontoon, bracing piece, tensioning adjustment mechanism and the bearing structure that the base is connected, and aerogenerator is connected with bearing structure, be connected through tensioning adjustment mechanism and mooring line between gravity type anchor structure and the floating support platform.
According to the utility model discloses a some embodiments, gravity type anchor structure adopts concrete, reinforced concrete, rock-fill concrete preparation to form, and its inside is hollow structure, surround around the energy storage space of gravity type anchor structure and set up sea water cooling system.
According to some embodiments of the utility model, by cable junction between chemical energy storage system and the aerogenerator, the submarine cable is connected with chemical energy storage system and is drawn forth outside the gravity type anchor structure. When the wind driven generator is used, electric energy generated by the wind driven generator is transmitted to the chemical energy storage system through the cable to be stored, and the submarine cable is connected with the chemical energy storage system and introduced into a power grid.
According to some embodiments of the utility model, chemical energy storage system adjusts energy storage, energy discharge strategy according to aerogenerator's real-time output power and the power prediction value of short time.
According to the utility model discloses a some embodiments, chemical energy storage system's theory of operation is when aerogenerator output is high, and electrolysis water equipment utilizes surplus electric energy to produce hydrogen and oxygen, and hydrogen stores in hydrogen storage equipment, and oxygen stores in oxygen storage equipment, and chemical energy storage system is when aerogenerator output is low, and fuel cell equipment utilizes hydrogen and oxygen among hydrogen storage equipment and the oxygen storage equipment to generate electricity, supplements the electric energy.
The utility model has the advantages and positive effect:
1. by utilizing the gravity type anchoring structure at the lower part of the floating type foundation of the offshore wind power, the chemical energy storage system is integrated in the internal space of the gravity type anchoring structure, and the design, construction and maintenance costs caused by building a special platform for a centralized chemical energy storage power station are avoided. The gravity type anchoring structure is built by adopting concrete, reinforced concrete or rock-fill concrete, and the cost of the floating foundation is favorably reduced.
2. When the output power of the wind driven generator is higher than the requirement of the power grid side, the chemical energy storage system stores the surplus electric energy in the chemical energy storage system, and when the generated energy of the wind driven generator is lower than the requirement of the power grid side, the chemical energy storage system releases the electric energy. The chemical energy storage system adjusts the storage mode periodically in real time according to the output power of the wind driven generator, reduces or eliminates the fluctuation of the offshore wind power input into the power grid, and improves the absorption capacity of the power grid to offshore wind power.
3. The offshore wind power floating type foundation integrated with the chemical energy storage system utilizes chemical energy storage to realize self-starting power generation of the wind driven generator under the condition that the wind driven generator is disconnected from a power grid, and also provides stable electric energy for key loads of the wind driven generator to ensure normal operation and maintenance of auxiliary equipment of the wind driven generator during power failure of an offshore wind power plant.
4. The floating supporting platform, the gravity type anchoring structure, the chemical energy storage system and the wind driven generator are systematically designed, built, assembled and constructed, and the total investment cost of offshore wind power is reduced. When the gravity type anchoring structure adopts modular design and assembly, the maintenance of the chemical energy storage system is more convenient.
5. The offshore wind power floating foundation integrated with the chemical energy storage system is suitable for sea areas with water depths of 30-350m, and meanwhile, the upper part of the floating supporting platform supports a plurality of 10-20MW wind driven generators according to design requirements.
6. The floating support structure is connected to the gravity type anchoring structure through a mooring cable, and the mooring system comprises a tensioning type or a catenary type, so that the offshore wind power floating type foundation is guaranteed to adapt to different marine environments and engineering requirements.
Drawings
The invention will be further explained with reference to the following figures and examples:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the arrangement of the gravity type anchoring structure and the chemical energy storage system of the present invention.
Fig. 3 is another schematic structural diagram of the present invention.
In the figure: the system comprises a floating support platform 1, a buoy 11, a support rod 12, a tension adjusting mechanism 13, a support structure 14, a gravity type anchoring structure 2, a chemical energy storage system 3, a core energy storage element 31, an electrolytic water device 311, a hydrogen storage device 312, an oxygen storage device 313, a fuel cell device 314, an electric energy control system 32, a battery management system 33, a wind driven generator 4, a mooring cable 5, an electric cable 6, a submarine cable 7 and a seawater cooling system 8.
Detailed Description
As shown in fig. 1-3, an offshore wind power floating foundation integrated with a chemical energy storage system comprises a floating support platform 1, a gravity anchoring structure 2 and a chemical energy storage system 3; the floating support platform 1 comprises a buoy 11, a support rod 12, a tension adjusting mechanism 13 and a support structure 14 which are connected through a base; the chemical energy storage system 3 comprises a core energy storage element 31, an electric energy control system 32 and a battery management system 33, wherein the electric energy control system 32 and the battery management system 33 are connected with the core energy storage element 31; and a seawater cooling system 8 is arranged around the energy storage space of the gravity type anchoring structure 2 in a surrounding manner. The wind generator 4 is connected with the support structure 14; the gravity type anchoring structure 2 is connected with the floating type supporting platform 1 through a tensioning adjusting mechanism 13 and a mooring cable 5; the chemical energy storage system 3 is located in the inner space of the gravity type anchoring structure 2. The chemical energy storage system 3 is connected with the wind driven generator 4 through a cable 6, and the submarine cable 7 is connected with the chemical energy storage system 3 to lead out the gravity type anchoring structure 2 and be connected with a power grid. The chemical energy storage system 3 adjusts the power input to the power grid in real time or periodically according to the power output characteristics of the wind driven generator 5, and effectively reduces or eliminates the impact of overlarge fluctuation of the existing offshore wind power on the power grid.
It is worth mentioning that the main structure of the floating support platform 1 comprises a pontoon 11, a support rod 12 and a support structure 14, wherein the support rod 12 is connected with a plurality of pontoons, and the support structure 14 is fixed on the upper portion of the support rod 12. Gravity type anchor mechanism 2 adopts concrete, reinforced concrete, rock-fill concrete, steel construction preparation to form, and gravity type anchor structure 2 provides the mooring force for floating supporting platform 1, and under the effect of limit mooring force, gravity type anchor structure 2 can not take place to remove and incline to guarantee chemical energy storage system 3 at the inside stability of gravity type anchor structure 2, gravity type anchor structure 2 still include jointly use with suction section of thick bamboo, anchor pile. The seawater cooling system 8 ensures the temperature of the internal space of the gravity type anchoring structure 2 by using low-temperature seawater. The core energy storage element 31 comprises an electrolytic water device 311, a hydrogen storage device 312, an oxygen storage device 313 and a fuel cell device 314. The electric energy control system 32 adjusts the storage mode of the core energy storage element 31 through the battery management system 33, and the electric energy control system 32 predicts the output power of the wind driven generator.
In a preferred embodiment, the floating support platform 1 further comprises a tension adjustment mechanism 14 connected to the base, the tension adjustment mechanism 14 being connected to the mooring line 5. When the floating type supporting platform is used, when the sea state of the sea changes, the tension degree between the mooring cable 5 and the gravity type anchoring structure 2 is adjusted through the tension adjusting mechanism 14, the stability of the floating type supporting platform 1 is improved, and the floating type supporting platform is suitable for the sea environment under different sea states.
Preferably, the tension adjustment mechanism 14 is a wheel tension or chain tension mechanism.
In the preferred scheme, the gravity type anchoring structure 2 is a prefabricated block body, an energy storage space is arranged in the center of the prefabricated block body, and the chemical energy storage system 3 is located in the energy storage space. When the chemical energy storage system is used, the chemical energy storage system 3 is positioned in the energy storage space of the gravity type anchoring structure 2, so that the space is saved, the corrosion of the marine environment is avoided, and the service life is prolonged.
Preferably, the gravity anchor structure 2 is a prefabricated module structure made of concrete materials or steel materials, which is convenient for mass construction and assembly and saves cost.
Preferably, the gravity type anchoring structure 2 is used in combination with a suction tube or an anchor pile to provide a mooring force of the floating support platform 1 for fixed-point fixing in a certain sea area, so that the stability of the floating support platform 1 is further improved, and the stable operation of the chemical energy storage system 3 in the gravity type anchoring structure 2 is ensured.
In a preferred scheme, a seawater cooling system 8 is arranged around the energy storage space of the gravity anchoring structure 2. Simple structure sets up the sea water cooling system 8 around the energy storage space and is arranged in absorbing the partial heat that chemical energy storage system 3 gived off and transmitting it to the sea water, makes chemical energy storage system 3 work under setting for ambient temperature, improves the stability of its operation.
In a preferred scheme, the chemical energy storage system 3 comprises a core energy storage element 31, an electric energy control system 32 and a battery management system 33, and the electric energy control system 32 and the battery management system 33 are connected with the core energy storage element 31, the cable 6 and the submarine cable 7. When the wind driven generator is used, the electric energy control system 32 controls the charging and discharging of the core energy storage element 31, the output power of the wind driven generator 4 is predicted in time, and the battery management system 33 is used for managing the core energy storage element 31. The running states of the wind driven generator 4 and the chemical energy storage system 3 are transmitted to the centralized control center in real time through the submarine cable 7, and the centralized control center regulates and controls the running modes of the wind driven generator 4 and the chemical energy storage system 3 through optical fibers in the submarine cable 7.
Preferably, the chemical energy storage system 3 adjusts the energy storage and release strategies according to the real-time power and the short-time power predicted value of the wind driven generator 4.
Preferably, when the power generation amount of the wind driven generator 4 is higher than the demand of the power grid side, the output power of the wind driven generator 4 is higher, the water electrolysis device 311 generates hydrogen and oxygen by using surplus electric energy, the hydrogen is stored in the hydrogen storage device 312, the oxygen is stored in the oxygen storage device 313, when the power generation amount of the wind driven generator 4 is lower than the demand of the power grid side, the output power of the wind driven generator 4 is lower, the fuel cell device 314 generates power by using the hydrogen and the oxygen in the hydrogen storage device 213 and the oxygen storage device 313, and supplements the electric energy, namely, according to the power output characteristic of the wind driven generator on the upper portion of the floating support platform 1, the real-time and periodic regulation of the output power of the wind driven generator is realized, the electric energy input to the power grid is ensured to have lower fluctuation, the electric energy quality is improved, and the absorption capacity of the offshore power grid to the wind power grid is improved.
Preferably, the chemical energy storage system 3 is modular in design and construction, improving versatility and reducing cost.
In a preferred embodiment, the number of the wind power generators 4 is one or more. When the wind driven generator is used, one or more wind driven generators 4 are installed on a single floating support platform 1 according to different sea conditions, and the utilization rate of wind energy is improved.
Preferably, when the wind power generator 5 is one, the support structure 14 is a single column structure.
Preferably, when there are two wind power generators 5, the support structure 14 is a "V" shaped structure.
When the offshore wind power floating foundation integrated with the chemical energy storage system is installed and used, the lower part of the floating supporting platform 1 is connected with the gravity type anchoring structure 2 through the mooring cable 5, the wind driven generator 4 is positioned at the upper part of the floating supporting platform 1 and connected with the floating supporting platform, the chemical energy storage system 3 is positioned inside the gravity type anchoring structure 2, the chemical energy storage system 3 is connected with the wind driven generator 4 through the cable 6, the sea cable 7 is connected with the chemical energy storage system 3 to lead out the gravity type anchoring structure 2 to be connected with a power grid, the chemical energy storage system 3 adjusts the output power of the wind driven generator 4 in real time or periodically according to the power output characteristic of the wind driven generator, the stability is good, the adaptability is good, and the impact of the existing offshore wind power fluctuation to the power grid is effectively reduced or eliminated.
When the system is used, electric energy generated by the wind driven generator 4 is transmitted to the chemical energy storage system 3 through the cable 6, the chemical energy storage system 3 starts a charging, discharging and non-charging and non-discharging strategy according to the output power of the wind driven generator 4, the electric energy is transmitted to a power grid through the submarine cable 8, and the running state data of the wind driven generator 4 and the running state data of the chemical energy storage system 3 are transmitted to the offshore wind farm centralized control center through the submarine cable 8.
When the chemical energy storage system is used, when the power generation amount of the wind driven generator 4 is higher than the requirement of the power grid side, the output power of the wind driven generator 4 is larger, part of electric energy is stored by the chemical energy storage system 3, and when the power generation amount of the wind driven generator 4 is lower than the requirement of the power grid side, the output power of the wind driven generator 4 is smaller, and part of electric energy is released by the chemical energy storage system 3.
When the floating type wind power generation device is used, the floating type supporting platform 1 supports the wind driven generator 4, and the floating barrel 11 connected with the base floats in seawater to bear the weight of upper equipment, self weight and external storm flow load, so that the stability of the floating type wind power generation device is ensured.
When the floating type supporting platform is used, when the ocean sea conditions change, the tension degree between the mooring cable 5 and the gravity type anchoring structure 2 can be adjusted through the tension adjusting mechanism, the stability of the floating type supporting platform 1 is improved, and the floating type supporting platform is suitable for the ocean environments under different sea conditions.
During the use, chemical energy storage system 3 is located inside the energy storage space of gravity type anchor structure 2, make full use of gravity type anchor structure 2's structural feature, save space, avoid it to receive marine environment's erosion, improve life.
During the use, set up the sea water cooling system 8 around the energy storage space and be arranged in absorbing the partial heat that chemical energy storage system 3 gived off when operation and transmit it to the sea water, make chemical energy storage system 3 work under setting for ambient temperature, improve its stability when operation.
When the wind driven generator is used, the electric energy control system 32 controls the charging and discharging of the core energy storage element 31, the output power of the wind driven generator 4 is predicted in time, and the battery management system 33 is used for managing the core energy storage element 31.
When the wind driven generator is used, one or more wind driven generators 4 are installed on a single floating support platform 1 according to different sea conditions, and the utilization rate of wind energy is improved.
The above embodiments are merely preferred technical solutions of the present invention, and should not be considered as limitations of the present invention, and the features in the embodiments and the examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention shall be defined by the claims and the technical solutions described in the claims, including the technical features of the equivalent alternatives as the protection scope. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (4)
1. An offshore wind power floating foundation integrated with a chemical energy storage system is characterized in that: the device comprises a floating supporting platform (1), a gravity type anchoring structure (2) and a chemical energy storage system (3); the chemical energy storage system (3) is positioned in the gravity type anchoring structure (2); the gravity type anchoring structure (2) is positioned at the lower part of the floating supporting platform (1) and is connected with the floating supporting platform;
the chemical energy storage system (3) comprises a core energy storage element (31), an electric energy control system (32) and a battery management system (33), wherein the electric energy control system (32) and the battery management system (33) are connected with the core energy storage element (31);
the core energy storage element (31) is water electrolysis equipment, hydrogen storage equipment, oxygen storage equipment and fuel cell equipment.
2. The offshore wind power floating foundation of integrated chemical energy storage system of claim 1, wherein: the floating support platform (1) comprises a buoy (11), a support rod (12), a tensioning adjusting mechanism (13) and a support structure (14) which are connected through a base, the wind driven generator (4) is connected with the support structure (14), and the gravity type anchoring structure (2) is connected with the floating support platform (1) through the tensioning adjusting mechanism (13) and a mooring cable (5).
3. The offshore wind power floating foundation of integrated chemical energy storage system of claim 2, wherein: the gravity type anchoring structure (2) is made of concrete, reinforced concrete and rock-fill concrete, the interior of the gravity type anchoring structure is of a hollow structure, and a seawater cooling system (8) is arranged around the energy storage space of the gravity type anchoring structure (2).
4. The offshore wind power floating foundation of integrated chemical energy storage system of claim 1, wherein: the chemical energy storage system (3) is connected with the wind driven generator (4) through a cable (6), and the submarine cable (7) is connected with the chemical energy storage system (3) and led out of the gravity type anchoring structure (2).
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