CN116241405A - Heave ocean current energy power generation device - Google Patents

Heave ocean current energy power generation device Download PDF

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Publication number
CN116241405A
CN116241405A CN202310256007.9A CN202310256007A CN116241405A CN 116241405 A CN116241405 A CN 116241405A CN 202310256007 A CN202310256007 A CN 202310256007A CN 116241405 A CN116241405 A CN 116241405A
Authority
CN
China
Prior art keywords
cable
heave
energy power
power generation
mooring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310256007.9A
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Chinese (zh)
Inventor
周舒旎
郝玉恒
倪远翔
董晔弘
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Haizhuang Offshore Wind Power Research Center Co ltd
Original Assignee
Guangdong Haizhuang Offshore Wind Power Research Center Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Haizhuang Offshore Wind Power Research Center Co ltd filed Critical Guangdong Haizhuang Offshore Wind Power Research Center Co ltd
Priority to CN202310256007.9A priority Critical patent/CN116241405A/en
Publication of CN116241405A publication Critical patent/CN116241405A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
    • B63B21/16—Tying-up; Shifting, towing, or pushing equipment; Anchoring using winches
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
    • B63B21/50—Anchoring arrangements or methods for special vessels, e.g. for floating drilling platforms or dredgers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • 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
    • 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
    • F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
    • 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
    • F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/16—Stators
    • F03B3/18—Stator blades; Guide conduits or vanes, e.g. adjustable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • B63B2035/4433—Floating structures carrying electric power plants
    • B63B2035/4466—Floating structures carrying electric power plants for converting water energy into electric energy, e.g. from tidal flows, waves or currents
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2220/00—Application
    • F05B2220/70—Application in combination with
    • F05B2220/706—Application in combination with an electrical generator
    • 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
    • Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ocean & Marine Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)

Abstract

The invention discloses a heaving ocean current energy power generation device which comprises two floating bodies, guide plates, vertical shaft water turbines and a mooring structure, wherein the two vertical shaft water turbines are symmetrically distributed on two sides of the floating bodies, the vertical shaft water turbines are rotatably connected with the floating bodies, the guide plates are arranged beside each vertical shaft water turbine, a gear box, a generator and a conversion module are arranged in each floating body, each vertical shaft water turbine is respectively connected with the gear box, the gear box is connected with the input end of the generator, the output end of the generator is connected with the input end of the conversion module, the output end of the conversion module is connected with a cable, the mooring structure is rotatably arranged on the bottom wall of the floating body, and the connection position of the mooring structure and the floating body is close to the windward end of the floating body. The invention can improve the power generation efficiency, realize lifting and is convenient for overhaul and maintenance.

Description

Heave ocean current energy power generation device
Technical Field
The invention relates to the technical field of ocean current energy power generation equipment, in particular to a heaving ocean current energy power generation device.
Background
Along with the high-speed development of the economy in China, the contradiction between the slow improvement of the productivity of the traditional energy structure and the increasing demand of the national economy for energy is increasingly sharp, and the problem of energy shortage is more serious especially in karst areas. The coastline of 18000 km is owned in China, a large amount of energy is contained, and ocean current energy is one of the energy. The principle is similar to wind power, and the water flow pushes the impeller to do work to generate electricity. Compared with wind power, the ocean current energy has larger energy density per unit area, but the development is restricted due to the defect that the ocean current energy is under water and is inconvenient to maintain. Therefore, a ocean current energy power generation device capable of performing a heave operation and convenient to maintain is demanded.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the heaving ocean current energy power generation device which can improve the power generation efficiency, realize lifting and is convenient to overhaul and maintain.
The invention is realized by the following technical scheme: the utility model provides a but heave ocean current energy power generation facility, includes body, guide plate, vertical axis hydraulic turbine, mooring structure, the vertical axis hydraulic turbine is provided with two, two the vertical axis hydraulic turbine is mutual symmetry distributes the both sides of body, just the vertical axis hydraulic turbine with the body rotatable coupling, every the other guide plate that all is provided with of vertical axis hydraulic turbine, the body is inside to be provided with gear box, generator, conversion module, every the vertical axis hydraulic turbine is connected with the gear box respectively, the gear box with the input of generator is connected, the output of generator with the input of conversion module is connected, conversion module's output and cable connection, mooring structure rotatably sets up the diapire of body, just mooring structure with the hookup location of body is close to the upflow end of body.
Further: the vertical axis hydraulic turbine includes rotation axis, arc shell board, the rotation axis rotationally set up between the mounting panel with the lateral wall of body, the arc shell board is provided with a plurality ofly, a plurality of the arc shell board is around rotation axis circumference distributes, the rotation axis with the gear box is connected.
Further: the arc-shaped shell plates are arranged in three, and each arc-shaped shell plate is semi-circular.
Further: the rotating shaft is connected with the outer side wall of the floating body and the mounting plate through a flange bearing.
Further: the guide plate is of a triangular prism structure, the side wall of the rear end of the guide plate is fixed with the mounting plate, the inner side wall of the guide plate is fixed with the side wall of the floating body, the inclined plane of the guide plate is inclined upwards gradually from the front end to the rear end of the guide plate, and separation flow is formed when water flows through the inclined front end of the guide plate.
Further: the bottom wall of the floating body is provided with a mooring bearing, the mooring structure is arranged on the mooring bearing, the mooring structure comprises a plurality of cable winding machines, cables and anchoring foundations, the cable winding machines are circumferentially distributed on the mooring bearing, each cable winding machine is respectively provided with the cable, and each cable is provided with the anchoring foundation.
Further: the cable winder comprises a submersible motor and a reel, wherein the reel is rotatably arranged on the mooring bearing, the submersible motor is connected with the reel, one end of a cable is wound on the reel, and the other end of the cable is connected with the anchoring foundation.
Further: the cable is made of a synthetic fiber material.
Further: the floating body is in flow linearity and adopts an airfoil with a Reynolds number.
Compared with the prior art, the invention has the following beneficial effects:
1. the vertical axis hydraulic turbines are symmetrically distributed on two sides of the floating body, the vertical axis hydraulic turbines are rotatably connected with the floating body, a gear box, a generator and a conversion module are arranged in the floating body, each vertical axis hydraulic turbine is connected with the gear box, the gear box is connected with the input end of the generator, the output end of the generator is connected with the input end of the conversion module, the output end of the conversion module is connected with a cable, the mooring structure is connected with the bottom wall of the floating body through a mooring bearing, the mooring bearing is positioned at the incoming flow end close to the floating body, during operation, water flows through the vertical axis hydraulic turbines to drive the vertical axis hydraulic turbines to rotate, the vertical axis hydraulic turbines drive the generator to do work through the gear box, the generator outputs electric energy to a power supply grid through the conversion module and the cable, so that conversion of ocean current energy to electric energy is realized, the mooring structure is connected with the bottom wall of the floating body through the mooring bearing, the floating body and the mooring structure can freely rotate, and after the water flow direction is changed, the stress area of the rear end is larger, the moment arm is longer, the rear end of the floating body is opposite to the incoming flow direction of the water flow, the front end of the floating body is the same as the incoming flow direction of the water flow, the automatic incoming flow, so that the optimal power generation efficiency is realized, and the yaw generation efficiency is realized.
2. The guide plates are arranged beside each vertical axis water turbine and are in a triangular prism structure, the inclined planes of the guide plates gradually incline upwards from the front end to the rear end of the guide plates, and water flows through the front ends of the guide plates to form separated flows, wherein the separated flows above flow along the inclined planes of the guide plates and are opposite to the lifting surface above, so that the power density above is improved, the driving force to the vertical axis water turbines is increased, the efficiency of the vertical axis water turbines is improved, and the power generation efficiency is improved.
3. The mooring structure comprises a cable coiling machine, a cable and an anchoring foundation, wherein the cable coiling machine comprises a submersible motor and a reel, a rotating shaft is rotatably arranged on a mooring bearing, one end of the cable is coiled on the reel, the other end of the cable is connected with the anchoring foundation, the reel is driven to rotate by the submersible motor, the reel rotates to retract and release the cable so as to control the length of the cable, and accordingly the height of the power generation device is controlled, heave is realized, and the power generation device is convenient to overhaul and maintain.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present invention;
FIG. 2 is a schematic diagram of a second embodiment of the present invention;
FIG. 3 is an exploded view of the structure of the present invention;
fig. 4 is a schematic diagram of a third embodiment of the present invention.
Reference numerals illustrate: 1-floating body, 2-deflector, 3-vertical axis hydraulic turbine, 4-mooring structure, 5-gear box, 6-generator, 7-conversion module, 8-cable, 9-upstream end, 10-rotation axis, 11-arc shell plate, 12-mounting plate, 13-flange bearing, 14-inclined plane, 15-mooring bearing, 16-cable winder, 17-cable, 18-anchoring foundation, 19-submersible motor, 20-reel.
Detailed Description
Fig. 1 to fig. 4 are schematic structural views of an embodiment of a heave ocean current energy power generation device provided by the invention, which comprises a floating body 1, guide plates 2, vertical shaft water turbines 3 and a mooring structure 4, wherein the two vertical shaft water turbines 3 are arranged and symmetrically distributed on two sides of the floating body 1, the vertical shaft water turbines 3 are rotatably connected with the floating body 1, the guide plates 2 are arranged beside each vertical shaft water turbine 3, a gear box 5, a power generator 6 and a conversion module 7 are arranged in the floating body 1, each vertical shaft water turbine 3 is respectively connected with the gear box 5, the gear box 5 is connected with the input end of the power generator 6, the output end of the power generator 6 is connected with the input end of the conversion module 7, the output end of the conversion module 7 is connected with a cable 8, the mooring structure 4 is rotatably arranged on the bottom wall of the floating body 1, and the connection position of the mooring structure 4 and the floating body 1 is close to the windward end 9 of the floating body 1.
The power generation device is installed to work under a surface flow environment, the power generation device is connected with a seabed (not shown) through a mooring structure 4, when the power generation device works, water flows through a vertical shaft water turbine 3 to drive the vertical shaft water turbine 3 to rotate, the vertical shaft water turbine 3 drives a generator 6 to do work through a gear box 5 to generate power, and the generator 6 outputs electric energy to a power supply grid through a conversion module 7 and a cable 8 so as to realize conversion from ocean current energy to electric energy.
The vertical shaft water turbine 3 comprises a rotating shaft 10 and arc-shaped shells 11, wherein the rotating shaft 10 is rotatably arranged between a mounting plate 12 and the outer side wall of the floating body 1, the arc-shaped shells 11 are arranged in a plurality, the arc-shaped shells 11 are circumferentially distributed around the rotating shaft 10, and the rotating shaft 10 is connected with the gear box 5.
The number of the arc-shaped shell plates 11 is three, and each arc-shaped shell plate 11 is semicircular.
The vertical axis water turbine 3 is adopted, the arc-shaped shell plates 11 are arranged to be semi-circular arc shapes, and three semi-circular arc-shaped shell plates 11 are circumferentially distributed around the rotary shaft 10, and the energy density is larger and the load of a structure is larger due to the fact that the water flow speed is slower than the air speed. Therefore, the device adopts the vertical axis water turbine 3, the vertical axis water turbine 3 has lower starting speed compared with a horizontal axis, and has self-starting capability, the stress condition of the vertical axis water turbine 3 in the rotating process is better than that of the horizontal axis, and the fatigue life can be longer due to constant load applied to the constant direction of inertia force and gravity force, so that the service life of the power generation device is longer.
The rotating shaft 10 is connected to the outer side wall of the floating body 1 and the mounting plate 12 through a flange bearing 13.
The junction of the rotary shaft 10 and the flange bearing 13 is provided with a waterproof ring by which water tightness can be maintained.
The baffle 2 is triangular prism structure, and the rear end lateral wall of baffle 2 is fixed with mounting panel 12, and the inside wall of baffle 2 is fixed with the lateral wall of body 1, and the inclined plane 14 of baffle 2 is upwards slope gradually from its front end to rear end, and the separation flow forms when rivers flow through the front end of the slope of baffle 2.
By the deflector 2 having a triangular prism structure, the efficiency of the vertical axis water turbine 3 can be increased. When the vertical axis water turbine 3 directly receives a flow, one side generates lift force and the other side generates resistance, and the resistance is drastically reduced with the increase of the rotation speed during the rotation of the vertical axis water turbine 3, but the lift force is increased instead, so that the efficiency of the lift force type vertical axis water turbine 3 is much higher than that of the resistance type. The power generation device uses lifting force as driving force for rotating the arc-shaped shell plate 11, and a deflector 2 is arranged in a resistance generating area for reducing resistance. The water flow forms a separation flow when flowing through the front end of the guide plate 2, wherein the separation flow above flows along the inclined surface 14 of the guide plate 2 and is opposite to the lifting surface above, so that the power density above is improved, the driving force to the arc-shaped shell plate 11 is increased, the arc-shaped shell plate 11 is improved to drive the rotating shaft 10 to rotate, and the efficiency of the vertical axis water turbine 3 is improved.
The diapire of body 1 is provided with mooring bearing 15, and mooring structure 4 sets up on mooring bearing 15, and mooring structure 4 includes cable winder 16, cable 17, anchor basis 18, and cable winder 16 is provided with a plurality ofly, and a plurality of cable winders 16 are circumference distribution on mooring bearing 15, all are provided with cable 17 on each cable winder 16 respectively, all are provided with anchor basis 18 on each cable 17.
The cable winder 16 comprises a submersible motor 19, a reel 20, the reel 20 being rotatably arranged on the mooring bearing 15, the submersible motor 19 being connected to the reel 20, one end of the cable 17 being wound on the reel 20, the other end of the cable 17 being connected to the anchoring foundation 18.
Through mooring bearing 15, can make between body 1 and the mooring structure 4 freely rotate, because the hookup location of mooring bearing 15 and body 1 is close to body 1's front end (i.e. the windward end 9), after the flow direction of rivers changes, because body 1 rear end's area of force is great, and the arm strength is longer, can produce great moment for the rear end orientation of body is opposite with rivers inflow direction, and body 1's front end orientation is the same with rivers inflow direction, thereby reaches the effect that makes this device automatic windward.
The submersible motor 19 is controlled by a controller (not shown) to drive the reel 20 to rotate, and the reel 20 rotates to wind and unwind the cable 17 so as to control the length of the cable 17, thereby controlling the height of the device and realizing the positioning of the whole structure of the device.
The cable 17 is made of a synthetic fiber material.
The cable 17 made of synthetic fiber has small specific weight, good wear resistance and larger restoring force. The average density of the whole structure of the device is controlled below the density of seawater, floating motion can be generated spontaneously, and the stress balance in water is realized by balancing the buoyancy, gravity and downward tension of the tension key.
The floating body 1 is in flow linearity and adopts an airfoil shape with a Reynolds number.
The floating body 1 with flow linearity can reduce the resistance of water flow, form left and right two separated flows when the water flow flows through the front edge of the floating body 1, increase the energy density of water wheels on two sides, and form a stable boundary layer when the water flow flows through the wall surface of the floating body 1.
The foregoing detailed description is directed to embodiments of the invention which are not intended to limit the scope of the invention, but rather to cover all modifications and variations within the scope of the invention.

Claims (9)

1. The utility model provides a but heave ocean current energy power generation facility which characterized in that: including body, guide plate, vertical axis hydraulic turbine, mooring structure, the vertical axis hydraulic turbine is provided with two, two the vertical axis hydraulic turbine is mutual symmetry distributes the both sides of body, just the vertical axis hydraulic turbine with the body rotatable coupling, every the other guide plate that all is provided with of vertical axis hydraulic turbine, the body is inside to be provided with gear box, generator, conversion module, every the vertical axis hydraulic turbine is connected with respectively the gear box, the gear box with the input of generator is connected, the output of generator with conversion module's input is connected, conversion module's output and cable connection, mooring structure rotatably sets up the diapire of body, just mooring structure with the hookup location of body is close to the upstream end of body.
2. A heave energy power generator according to claim 1, characterised in that: the vertical axis hydraulic turbine includes rotation axis, arc shell board, the rotation axis rotationally set up between the mounting panel with the lateral wall of body, the arc shell board is provided with a plurality ofly, a plurality of the arc shell board is around rotation axis circumference distributes, the rotation axis with the gear box is connected.
3. A heave energy power plant according to claim 2, characterised in that: the arc-shaped shell plates are arranged in three, and each arc-shaped shell plate is semi-circular.
4. A heave ocean current energy power plant according to claim 3, characterised in that: the rotating shaft is connected with the outer side wall of the floating body and the mounting plate through a flange bearing.
5. The heave seaflow energy power generation device of claim 4, wherein: the guide plate is of a triangular prism structure, the side wall of the rear end of the guide plate is fixed with the mounting plate, the inner side wall of the guide plate is fixed with the side wall of the floating body, the inclined plane of the guide plate is inclined upwards gradually from the front end to the rear end of the guide plate, and separation flow is formed when water flows through the inclined front end of the guide plate.
6. The heave seaflow energy power generation device of claim 5, wherein: the bottom wall of the floating body is provided with a mooring bearing, the mooring structure is arranged on the mooring bearing, the mooring structure comprises a plurality of cable winding machines, cables and anchoring foundations, the cable winding machines are circumferentially distributed on the mooring bearing, each cable winding machine is respectively provided with the cable, and each cable is provided with the anchoring foundation.
7. The heave seaflow energy power generation device of claim 6, wherein: the cable winder comprises a submersible motor and a reel, wherein the reel is rotatably arranged on the mooring bearing, the submersible motor is connected with the reel, one end of a cable is wound on the reel, and the other end of the cable is connected with the anchoring foundation.
8. The heave seaflow energy power generation device of claim 7, wherein: the cable is made of a synthetic fiber material.
9. The heave seaflow energy power generation device of claim 8, wherein: the floating body is in flow linearity and adopts an airfoil with a Reynolds number.
CN202310256007.9A 2023-03-16 2023-03-16 Heave ocean current energy power generation device Pending CN116241405A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310256007.9A CN116241405A (en) 2023-03-16 2023-03-16 Heave ocean current energy power generation device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310256007.9A CN116241405A (en) 2023-03-16 2023-03-16 Heave ocean current energy power generation device

Publications (1)

Publication Number Publication Date
CN116241405A true CN116241405A (en) 2023-06-09

Family

ID=86624144

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310256007.9A Pending CN116241405A (en) 2023-03-16 2023-03-16 Heave ocean current energy power generation device

Country Status (1)

Country Link
CN (1) CN116241405A (en)

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