CN117365845B - Floating type wind-light wave energy multi-energy complementary offshore power generation platform - Google Patents
Floating type wind-light wave energy multi-energy complementary offshore power generation platform Download PDFInfo
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- CN117365845B CN117365845B CN202311499315.0A CN202311499315A CN117365845B CN 117365845 B CN117365845 B CN 117365845B CN 202311499315 A CN202311499315 A CN 202311499315A CN 117365845 B CN117365845 B CN 117365845B
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- 238000007667 floating Methods 0.000 title claims abstract description 114
- 238000010248 power generation Methods 0.000 title claims abstract description 102
- 230000000295 complement effect Effects 0.000 title claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
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- 230000007246 mechanism Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 4
- 230000010355 oscillation Effects 0.000 abstract description 8
- 238000009434 installation Methods 0.000 description 15
- 230000009471 action Effects 0.000 description 6
- 230000008901 benefit Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
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- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/007—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations the wind motor being combined with means for converting solar radiation into useful energy
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
- F03B11/02—Casings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/12—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy
- F03B13/14—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy
- F03B13/16—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem"
- F03B13/20—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" wherein both members, i.e. wom and rem are movable relative to the sea bed or shore
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
- F03D13/25—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors specially adapted for offshore installation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/008—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations the wind motor being combined with water energy converters, e.g. a water turbine
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
- H02S10/10—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power including a supplementary source of electric power, e.g. hybrid diesel-PV energy systems
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
- H02S10/10—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power including a supplementary source of electric power, e.g. hybrid diesel-PV energy systems
- H02S10/12—Hybrid wind-PV energy systems
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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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Wind Motors (AREA)
Abstract
The utility model provides a floating scene wave energy multipotency complementary marine power generation platform, includes wind power generation module, oscillation type wave energy power generation module, photovoltaic power generation module, floating platform and mooring system the last arrangement of floating platform wind power generation module with photovoltaic power generation module the bulwark circumference of floating platform is arranged oscillation type wave energy power generation module, mooring system with the floating platform links to each other in order to keep the floating platform is in the position on sea. The floating wind-light-wave energy multi-energy complementary offshore power generation platform can realize comprehensive efficient, reliable and stable utilization of offshore wind energy, wave energy and solar energy multi-energy complementation.
Description
Technical Field
The invention relates to a marine renewable energy power generation technology, in particular to a floating wind energy-wave energy-photovoltaic multi-energy complementary marine power generation platform.
Background
The existing single-type ocean renewable energy power generation device generally has the problems of poor system stability, small generator set scale, low efficiency, high unit power generation cost, large grid connection difficulty and the like. Therefore, the development of a comprehensive integrated floating platform for generating power by integrating various renewable energy sources on the sea becomes a necessary trend for developing and utilizing ocean energy sources.
The floating type wind energy-wave energy-photovoltaic multi-energy complementary offshore power generation platform aims at collecting, converting, generating and supplying the offshore wind energy, wave energy and solar energy into the same operation system, and the system can perform long-term integrated operation in the ocean to perform self-power supply and external power supply, so that multi-energy complementary multi-stage, efficient utilization and collaborative scheduling are realized. When the large-scale multi-energy complementary offshore floating power generation system works, the condition that the power output of three modules is insufficient at the same time is less. Therefore, stable power supply can be ensured, the output power is improved, and the defects of low energy density, poor stability, unstable power supply and the like of a single marine renewable energy power generation device are well overcome. At present, the related research of floating wind energy-wave energy-photovoltaic multi-energy complementary offshore power generation platforms in China is relatively lacking, and the existing devices also have the problems of complex structure, high development cost, poor platform stability and the like.
It should be noted that the information disclosed in the above background section is only for understanding the background of the application and thus may include information that does not form the prior art that is already known to those of ordinary skill in the art.
Disclosure of Invention
The invention aims to overcome the defects of the background technology and provide a floating wind-light wave energy multi-energy complementary offshore power generation platform.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The utility model provides a floating scene wave energy multipotency complementary marine power generation platform, includes wind power generation module, oscillation type wave energy power generation module, photovoltaic power generation module, floating platform and mooring system the last arrangement of floating platform wind power generation module with photovoltaic power generation module arranges in the bulwark circumference of floating platform the oscillation type wave energy power generation module, mooring system with the floating platform links to each other in order to keep the floating platform is in the position of sea.
Further:
The floating platform comprises a platform foundation, the photovoltaic power generation module comprises a solar photovoltaic panel array and a supporting frame, the supporting frame is arranged on the platform foundation, and the solar photovoltaic panel array is arranged above the platform foundation in an overhead mode through the supporting frame.
The support frame comprises a cross telescopic mechanism, the cross telescopic mechanism comprises two mutually crossed arms, and the cross telescopic mechanism is unfolded upwards or contracted downwards through the rotation of the two arms around the crossing point.
The inside of support frame all is arranged and is used for power supply connection and transmission's cable.
The floating platform is of an octagonal structure.
And a moon pool is arranged in the middle of the floating platform. Preferably, the moon pool is of an octagonal structure.
The oscillating body type wave energy power generation module comprises a floating plate and a hydraulic rod, wherein the floating plate is connected with the hydraulic rod, wave energy acts on the floating plate to be converted into mechanical energy, and then the wave energy is converted into hydraulic energy through the hydraulic rod and drives a generator to generate power through a hydraulic motor.
The floating plate is a plate-shaped body with a ballast water tank, and the draft of the floating plate is regulated or the floating plate is sunk below the water surface by dynamically regulating the amount of ballast water injected into the ballast water tank and is fixedly locked with the platform.
The wind power generation module comprises wind turbine blades, a hub, a cabin and a tower, wherein the tower is arranged at the edge of the floating platform, the cabin is positioned at the top of the tower, and the root parts of the wind turbine blades are arranged on the hub at the front end of the cabin; the wind turbine blades convert collected wind energy into rotary mechanical energy, and then the rotary mechanical energy is transmitted to a transmission system in the engine room through the hub to drive the generator to generate electricity.
The mooring system comprises a plurality of anchor chains, one end of each anchor chain is connected with the winch through a cable guiding hole of a bulwark of the floating platform, and the other end of each anchor chain is connected with an anchor; the plurality of anchor chains are arranged in 3 groups, each group is provided with 2 anchor chains, and each group of anchor chains is arranged in the circumferential direction of the platform foundation at 120 degrees.
One end of the dynamic cable is connected with a generator set on the floating platform, and the other end of the dynamic cable is connected with a static cable on the seabed, so that the produced electric energy is transmitted to a transformer substation, and the electric energy is boosted by a transformer and is integrated into a power grid.
The invention has the following beneficial effects:
According to the invention, the offshore floating platform is used as a carrier, the wind power generation module and the photovoltaic power generation module are arranged on the platform, and the oscillating type wave power generation module is arranged on the side wall of the platform, so that comprehensive, efficient, reliable and stable utilization of offshore wind energy, wave energy and solar energy which are complementary in multiple functions is realized. The bulwark circumference of platform basis has arranged a plurality of vibration formula wave energy power generation module, absorbs wave energy, reduces the influence of wave to the floating platform when converting into the electric energy. Furthermore, the photovoltaic power generation module is arranged in an overhead manner on the floating platform through the support frame, so that the area of the whole floating platform is covered, solar energy in sunny weather on the sea is fully utilized, the solar energy is complementary with wind power and power of the wave power generation module under weak wind and wave sea conditions, the efficiency of the whole power generation platform is improved, the effect of wave load on the photovoltaic panel array can be effectively weakened through the support frame, and fatigue damage caused by waves is reduced. Furthermore, through the floating plate structure design and the platform arrangement of the wave energy power generation module, the wave resistance of the floating platform is greatly improved, and the capability of the platform for resisting swinging motion is greatly improved. The design of the invention improves the wave resistance of the platform and the safety and self-storage performance under the extreme stormy waves, improves the utilization rate of renewable energy sources at sea, and reduces the risk of offshore operation and installation cost. Further, the tower is arranged at the edge of the floating platform, so that the risk of offshore hoisting operation and the difficulty of construction and installation are reduced, and the installation cost is saved.
Compared with the prior art, the embodiment of the invention has the advantages that:
(1) The floating wind energy-wave energy-photovoltaic multi-energy complementary offshore power generation platform integrates the offshore wind energy, the wave energy and the solar power generation device into the offshore floating system, realizes multi-energy complementary multi-stage, efficient utilization and collaborative scheduling, can ensure stable power supply, improves output power, and has remarkable economic benefit. The plurality of oscillation type wave energy power generation modules are circumferentially arranged on the bulwark of the floating platform foundation, absorb wave energy, convert the wave energy into electric energy and reduce the influence of the wave on the floating platform.
(2) The photovoltaic power generation module utilizes the support frame to carry out overhead arrangement on the solar photovoltaic panel above the floating platform foundation, so that a proper space is reserved between the platform foundation and the solar photovoltaic panel array, wave attack is reduced, and offshore operation of personnel is facilitated. Compared with the existing structure, the overhead arrangement mode almost covers the area of the whole platform, the coverage rate of the photovoltaic panel array arranged on the platform is increased, the utilization rate of solar energy is improved, and the efficiency of the whole power generation platform is further improved. Furthermore, the arrangement mode can effectively weaken the action of wave load on the photovoltaic panel array, and fatigue damage caused by waves is reduced.
(3) The floating plate structure of the wave power generation device and the design of the moon pool greatly improve the wave resistance of the platform, so that the capability of the platform for resisting swing is greatly improved. The floating plate structure can be submerged below the water surface in a ballast water filling mode and can be fixedly locked with the platform foundation, so that the safety and the self-storage performance of the wave energy power generation module and the whole multifunctional complementary power generation platform under the extreme stormy waves condition are improved.
(4) The tower is arranged at the edge of the floating platform, and the arrangement mode enables the installation of the whole wind power generation module to be more convenient, greatly reduces the risk of offshore hoisting operation and the difficulty of construction and installation, saves manpower and material resources, and reduces the cost of installation.
Other advantages of embodiments of the present invention are further described below.
Drawings
Fig. 1 is a schematic diagram of a three-dimensional structure of a floating wind-wave energy-photovoltaic multi-energy complementary offshore power generation platform according to an embodiment of the invention.
Fig. 2 is a schematic diagram of a front view structure of a floating wind-wave energy-photovoltaic multi-energy complementary offshore power generation platform according to an embodiment of the invention.
Fig. 3 is a schematic top view structure of a floating wind-wave energy-photovoltaic multi-energy complementary offshore power generation platform according to an embodiment of the invention.
FIG. 4 is a side view structural cross-section of a floating wind-wave energy-photovoltaic multi-energy complementary offshore power generation platform in accordance with an embodiment of the invention.
Fig. 5 is a schematic diagram of an oscillating-type wave power generation module according to an embodiment of the present invention.
Reference numerals: the wind turbine comprises a 1-wind turbine blade, a 2-hub, a 3-cabin, a 4-tower, a 5-solar photovoltaic panel array, a 6-support frame, a 7-hydraulic rod, an 8-floating plate, a 9-platform foundation, a 10-moon pool, an 11-protection rod, a 12-anchor chain and a 13-dynamic cable.
Detailed Description
The following describes embodiments of the present invention in detail. It should be emphasized that the following description is merely exemplary in nature and is in no way intended to limit the scope of the invention or its applications.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element. In addition, the connection may be for both a fixing action and a coupling or communication action.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing embodiments of the invention and to simplify the description by referring to the figures, rather than to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present invention, the meaning of "plurality" is two or more, unless explicitly defined otherwise.
1-4, A floating wind-light wave energy multi-energy complementary offshore power generation platform comprises a wind power generation module, an oscillation type wave energy power generation module, a photovoltaic power generation module, a floating platform and a mooring system, wherein the wind power generation module and the photovoltaic power generation module are arranged on the floating platform, the oscillation type wave energy power generation module is circumferentially arranged on a bulwark of the floating platform, and the mooring system is connected with the floating platform so as to keep the floating platform at a marine position. The offshore power generation platform can externally transmit electric energy through the dynamic cable 13 and the static cable.
The floating platform comprises a platform foundation 9, a moon pool 10 and a protective guard 11, wherein the platform foundation 9 adopts an octagonal structure, the middle of the platform foundation is provided with the octagonal moon pool 10 for improving the wave resistance of the structure, and the normal work and the structural safety of the floating platform are ensured. Both the moon pool 10 and the platform foundation 9 are provided with a guard rail 11 at their edges to reduce the risk of worker operations.
The wind power generation module comprises wind turbine blades 1, a hub 2, a cabin 3 and a tower 4, wherein the cabin 3 is positioned at the top of the tower 4; the root of the wind turbine blade 1 is arranged on a hub 2 at the front end of a nacelle 3; the wind turbine blade 1 converts collected wind energy into rotary mechanical energy, and then the rotary mechanical energy is transmitted to a transmission system such as a main shaft, a gear box, a coupling and the like in the engine room 3 through the hub 2 to drive a generator to generate electricity.
The tower 4 is arranged at the edge of the platform foundation 9, and the arrangement mode enables the installation of the whole wind power generation module to be more convenient, so that the risk of offshore hoisting operation and the difficulty of construction and installation are greatly reduced, manpower and material resources are saved, and the cost of installation is reduced.
The photovoltaic power generation module comprises a solar photovoltaic panel array 5 and a supporting frame 6. The solar photovoltaic panel 5 is overhead by the support frame 6 and is arranged above the platform foundation 9, the height of the solar photovoltaic panel 5 can be adjusted by using the support frame 6, a proper space is reserved between the platform foundation 9 and the solar photovoltaic panel 5, the wave-lifting impact possibly suffered by the photovoltaic panel array is reduced, and the offshore operation of personnel is facilitated. Compared with the existing structure, the overhead arrangement mode almost covers the area of the whole platform, the coverage rate of the photovoltaic panel array arranged on the platform is increased, the utilization rate of solar energy is improved, and then the power of the whole power generation platform is improved. Compared with the mode of directly arranging the photovoltaic panel array on the sea surface, which is commonly adopted by the current floating type photovoltaic, the arrangement mode can also effectively weaken the action of wave load on the photovoltaic panel array, lighten fatigue damage caused by waves and reduce the risk of structural fatigue failure and damage.
As shown in fig. 1,2 and 4, in an exemplary preferred embodiment, the support frame 6 includes a cross-over telescoping mechanism including two arms that cross each other, the cross-over telescoping mechanism expanding upward or contracting downward by rotation of the two arms about the cross-over point.
The bulwark circumference of platform base 9 has arranged a plurality of oscillating body formula wave energy power generation module, absorbs wave energy, reduces the influence of wave to the floating platform when converting into the electric energy.
As shown in fig. 5, the oscillating-type wave power generation module includes a floating plate 8 and a hydraulic rod 7, wherein the floating plate 8 is a plate-shaped body with a ballast water tank, and the hydraulic rod 7 is connected to the floating plate 8. The hydraulic rod 7 consists of a piston rod and a hydraulic cylinder, the floating plate 8 heave under the action of waves, and the piston rod drives the piston to reciprocate in the hydraulic cylinder to generate hydraulic energy, and then the hydraulic energy is converted into electric energy through the generator. The ballast water tank is used for adjusting ballast water in the floating plate, and the floating plate can keep proper draft by dynamically adjusting the injected ballast water quantity according to different operation conditions so that the wave energy device can always operate in an optimal state. Under extreme working conditions such as typhoons, the floating plate is sunk below the water surface in a ballast water filling mode, and is fixedly locked with the platform through a mechanical device, so that the safety and the self-storage performance of the wave energy power generation module and the whole multifunctional complementary power generation platform under the extreme stormy waves are ensured.
Cables are arranged inside the engine room 3, the tower 4, the platform foundation 9 and the supporting frame 6 for power supply connection and transmission.
The mooring system comprises 6 corrosion-resistant anchor chains 12, one end of each anchor chain 12 is connected with a winch through a cable guiding hole of a bulwark of a platform foundation 9, and the other end of each anchor chain is connected with an anchor. The anchor chains 12 are arranged in 3 groups, each group is provided with 2 anchor chains 12, and each group of anchor chains is arranged in the circumferential direction of the platform foundation at 120 degrees. The position of the floating platform is maintained at sea by a mooring system.
One end of the dynamic cable 13 is connected with a generator set on the floating platform, the other end of the dynamic cable is connected with a static cable on the seabed, and the produced electric energy is transmitted to a transformer substation and is boosted by a transformer and is integrated into a power grid.
According to the invention, the offshore floating platform is used as a carrier, the wind power generation module and the photovoltaic power generation module are arranged on the platform, and the oscillating type wave power generation module is arranged on the side wall of the platform, so that comprehensive, efficient, reliable and stable utilization of offshore wind energy, wave energy and solar energy which are complementary in multiple functions is realized. The bulwark circumference of platform basis has arranged a plurality of vibration formula wave energy power generation module, absorbs wave energy, reduces the influence of wave to the floating platform when converting into the electric energy. Furthermore, the photovoltaic power generation module is arranged in an overhead manner on the floating platform through the support frame, so that the area of the whole floating platform is covered, solar energy in sunny weather on the sea is fully utilized, the solar energy is complementary with wind power and power of the wave power generation module under weak wind and wave sea conditions, the efficiency of the whole power generation platform is improved, the effect of wave load on the photovoltaic panel array can be effectively weakened through the support frame, and fatigue damage caused by waves is reduced. Furthermore, through the floating plate structural design of the wave energy power generation module and the moon pool arrangement, the wave resistance of the floating platform is greatly improved, and the capability of the platform for resisting swinging motion is greatly improved. The design of the invention improves the wave resistance of the platform and the safety and self-storage performance under the extreme stormy waves, improves the utilization rate of renewable energy sources at sea, and reduces the risk of offshore operation and installation cost. Further, the tower is arranged at the edge of the floating platform, so that the risk of offshore hoisting operation and the difficulty of construction and installation are reduced, and the installation cost is saved.
Compared with the prior art, the embodiment of the invention has the advantages that:
(1) The floating wind energy-wave energy-photovoltaic multi-energy complementary offshore power generation platform integrates the offshore wind energy, the wave energy and the solar power generation device into the offshore floating system, realizes multi-energy complementary multi-stage, efficient utilization and collaborative scheduling, can ensure stable power supply, improves output power, and has remarkable economic benefit. The plurality of oscillation type wave energy power generation modules are circumferentially arranged on the bulwark of the floating platform foundation, absorb wave energy, convert the wave energy into electric energy and reduce the influence of the wave on the floating platform.
(2) The photovoltaic power generation module utilizes the support frame to carry out overhead arrangement on the solar photovoltaic panel above the floating platform foundation, so that a proper space is reserved between the platform foundation and the solar photovoltaic panel array, wave attack is reduced, and offshore operation of personnel is facilitated. Compared with the existing structure, the overhead arrangement mode almost covers the area of the whole platform, the coverage rate of the photovoltaic panel array arranged on the platform is increased, the utilization rate of solar energy is improved, and the efficiency of the whole power generation platform is further improved. Furthermore, the arrangement mode can effectively weaken the action of wave load on the photovoltaic panel array, and fatigue damage caused by waves is reduced.
(3) The floating plate structure of the wave power generation device and the design of the moon pool greatly improve the wave resistance of the platform, so that the capability of the platform for resisting swing is greatly improved. The floating plate structure can be submerged below the water surface in a ballast water filling mode and can be fixedly locked with the platform foundation, so that the safety and the self-storage performance of the wave energy power generation module and the whole multifunctional complementary power generation platform under the extreme stormy waves condition are improved.
(4) The tower is arranged at the edge of the floating platform, and the arrangement mode enables the installation of the whole wind power generation module to be more convenient, greatly reduces the risk of offshore hoisting operation and the difficulty of construction and installation, saves manpower and material resources, and reduces the cost of installation.
The background section of the present invention may contain background information about the problems or environments of the present invention and is not necessarily descriptive of the prior art. Accordingly, inclusion in the background section is not an admission of prior art by the applicant.
The foregoing is a further detailed description of the invention in connection with specific/preferred embodiments, and it is not intended that the invention be limited to such description. It will be apparent to those skilled in the art that several alternatives or modifications can be made to the described embodiments without departing from the spirit of the invention, and these alternatives or modifications should be considered to be within the scope of the invention. In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "preferred embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Those skilled in the art may combine and combine the features of the different embodiments or examples described in this specification and of the different embodiments or examples without contradiction. Although embodiments of the present invention and their advantages have been described in detail, it should be understood that various changes, substitutions and alterations can be made herein without departing from the scope of the invention as defined by the appended claims.
Claims (9)
1. The utility model provides a floating scene wave energy multipotency complementary marine power generation platform, its characterized in that includes wind power generation module, vibration formula wave energy power generation module, photovoltaic power generation module, floating platform and mooring system arrange on the floating platform wind power generation module with photovoltaic power generation module, the bulwark circumference of floating platform arranges vibration formula wave energy power generation module, mooring system with the floating platform links to each other in order to keep the floating platform in the position of sea, vibration formula wave energy power generation module includes floating plate and hydraulic stem, the floating plate with the hydraulic stem links to each other, wave energy acts on the floating plate is converted into mechanical energy, and then through the hydraulic stem converts hydraulic energy and utilizes hydraulic motor to drive the generator electricity generation, the floating plate is the platelike body that has the ballast water tank in the inside, the ballast water tank is used for the ballast water regulation in the inboard, through dynamic adjustment the ballast water volume of filling the ballast water tank to adjust the draught of floating plate, make the floating plate keep suitable draught in order to make the floating plate keep the best in order to enable the device to operate with the best condition or lock to the floating platform under the water surface, lock.
2. The floating wind, light and wave energy multifunctional complementary offshore power generation platform according to claim 1, wherein the floating platform comprises a platform foundation, the photovoltaic power generation module comprises a solar photovoltaic panel array and a support frame, the support frame is arranged on the platform foundation, and the solar photovoltaic panel array is arranged overhead above the platform foundation through the support frame.
3. The floating wind, solar and wave energy multi-energy complementary offshore power generation platform of claim 2, wherein the support frame comprises a cross telescoping mechanism comprising two arms that cross each other, the cross telescoping mechanism expanding upward or contracting downward by rotation of the two arms about a cross point.
4. The floating wind-solar wave energy multi-energy complementary offshore power generation platform according to claim 2, wherein cables for power supply connection and transmission are arranged inside the supporting frames.
5. The floating wind, light and wave energy multi-energy complementary offshore power generation platform of any one of claims 1 to 4, wherein the floating platform is an octagonal structure.
6. The floating wind, light and wave energy multi-energy complementary offshore power generation platform according to any one of claims 1 to 4, wherein a moon pool is arranged in the middle of the floating platform.
7. The floating wind-solar wave energy multi-energy complementary offshore power generation platform of claim 6, wherein the moon pool is of an octagonal structure.
8. The floating wind, light and wave energy multi-energy complementary offshore power generation platform of any one of claims 1 to 4, wherein the wind power generation module comprises wind turbine blades, a hub, a nacelle and a tower, the tower being arranged at the edge of the floating platform, the nacelle being located on top of the tower, the root of the wind turbine blades being mounted on the hub at the front end of the nacelle; the wind turbine blades convert collected wind energy into rotary mechanical energy, and then the rotary mechanical energy is transmitted to a transmission system in the engine room through the hub to drive the generator to generate electricity.
9. The floating wind, light and wave energy multi-energy complementary offshore power generation platform according to any one of claims 1 to 4, wherein the mooring system comprises a plurality of anchor chains, one end of each anchor chain is connected with a winch through a cable guiding hole of a bulwark of the floating platform, and the other end of each anchor chain is connected with an anchor; the plurality of anchor chains are arranged in 3 groups, each group is provided with 2 anchor chains, and each group of anchor chains is arranged in the circumferential direction of the platform foundation at 120 degrees.
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| CN205744290U (en) * | 2016-05-04 | 2016-11-30 | 武汉理工大学 | A kind of floating wind energy-solar energy-wave energy integrated generation platform |
| CN114885880A (en) * | 2022-05-16 | 2022-08-12 | 武汉理工大学 | Multi-energy complementary self-powered marine ranch |
| CN115250979A (en) * | 2022-08-22 | 2022-11-01 | 中国华能集团清洁能源技术研究院有限公司 | Offshore comprehensive platform |
| CN219999288U (en) * | 2023-02-14 | 2023-11-10 | 江苏威尔五金股份有限公司 | Photovoltaic panel installing support with draw in mechanism in |
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| CN102060088A (en) * | 2010-12-01 | 2011-05-18 | 山东长星风电科技有限公司 | Special technology for offshore combined floating wind power generation |
| CN208602660U (en) * | 2018-07-24 | 2019-03-15 | 上海交通大学 | Large-scale deep-sea floating multi-energy resource combined electric generating base |
| CN109798220A (en) * | 2019-03-13 | 2019-05-24 | 大连海洋大学 | Floating marine formula scene wave composite generating set |
| CN112177859A (en) * | 2020-09-08 | 2021-01-05 | 上海交通大学 | Cylindrical floating type fan platform with moon pool |
| CN215646693U (en) * | 2021-07-08 | 2022-01-25 | 浙江鑫祥新能源科技股份有限公司 | Foldable photovoltaic power generation mechanism |
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| CN205744290U (en) * | 2016-05-04 | 2016-11-30 | 武汉理工大学 | A kind of floating wind energy-solar energy-wave energy integrated generation platform |
| CN114885880A (en) * | 2022-05-16 | 2022-08-12 | 武汉理工大学 | Multi-energy complementary self-powered marine ranch |
| CN115250979A (en) * | 2022-08-22 | 2022-11-01 | 中国华能集团清洁能源技术研究院有限公司 | Offshore comprehensive platform |
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