CN116215783A - Marine floating body device based on stretch-draw integral structure - Google Patents
Marine floating body device based on stretch-draw integral structure Download PDFInfo
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- CN116215783A CN116215783A CN202310486980.XA CN202310486980A CN116215783A CN 116215783 A CN116215783 A CN 116215783A CN 202310486980 A CN202310486980 A CN 202310486980A CN 116215783 A CN116215783 A CN 116215783A
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- 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
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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
- 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
- F03B13/22—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 flow of water resulting from wave movements to drive a motor or turbine
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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
- F03B13/24—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 to produce a flow of air, e.g. to drive an air turbine
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- 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
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- 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
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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
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention provides an offshore floating body device based on a tension integral structure, which comprises a floating platform, a plurality of tension integral swinging devices and a wave power generation device, wherein the floating platform consists of a floating main body and a tension integral supporting structure, the tension integral swinging devices are positioned at the periphery of the floating main body, and the wave power generation device is positioned at the center of the floating platform and comprises a reciprocating power generation device, a water turbine power generation device and a steam turbine power generation device; the stretching whole swinging device adopts a double X-shaped stretching whole structure, and can complete six degrees of freedom movements such as swinging, torsion and the like under the action of an elastic cable tube and a fine cable under the characteristic of maintaining the multistability of the stretching whole; the invention adopts a stretching integral structure, effectively improves the stability and safety of the floating platform, has a spacious space, is beneficial to expanding the distance between the devices of the wave energy power generation device, reduces mutual interference, and can stably and efficiently convert wave energy into electric energy for a long time.
Description
Technical Field
The invention relates to a tension integral structure, in particular to an offshore floating body device based on the tension integral structure, and belongs to the technical field of prestressed cable pole structures.
Background
The stretch-draw integral structure comprises continuous elastic rope and discrete rigid rod, and this structure possesses stronger shock resistance, has higher mass impact ratio, namely: the lighter mass can withstand greater impact forces. In the tension integral structure, the stress at two ends of each rod is along the axial direction of the rod, the stress in the tension integral structure is uniform, and the torque can not be generated in the structure. Currently, the application of tensile monolithic structures is moving from the building and art field to the marine field.
The wave energy is used as ocean renewable energy source with large reserve, large energy flow density, easy acquisition, small environmental impact and wide distribution, and has wide development prospect. The wave energy power generation is a hotspot for domestic and foreign research, the development and utilization technology of the wave energy power generation tends to be mature, and certain research results are obtained. The wave energy power generation device utilizes the motion of the device under the action of waves to drive a generator to generate power, and converts the kinetic energy and potential energy of waves into electric energy.
In the related art, chinese patent document CN 114060206A discloses a hydraulic multi-degree-of-freedom wave energy power generation device, and belongs to the field of energy utilization equipment. In the technical scheme of the device, through the oscillating floater, the rigid rod connected between the oscillating floater and the upright post sliding structure and the rotating shaft structure, irregular motion of the oscillating floater under the action of wave motion is converted into relative reciprocating displacement between the hydraulic cylinder and the piston rod, then the hydraulic cylinder is driven to work, unstable wave energy is converted into stable hydraulic energy, and then the stable hydraulic energy is conveyed by the power generation system and then is driven to generate power, so that the hydraulic energy is finally converted into electric energy.
The wave energy devices can be divided into pneumatic type, hydraulic turbine type, mechanical type, hydraulic type and the like according to the different energy conversion systems. In long-term research use, workers find that the existing wave power generation device has the following defects: 1. the power generation device cannot well buffer impact caused by the characteristics of waves, so that final energy cannot be stably output; 2. at present, most of platforms used by the wave energy power generation device are rigid, so that the power generation device is easily damaged under the condition of strong storm, and the power generation device cannot be normally used; 3. the motion mode of the wave energy utilization device is mostly single degree of freedom, and the wave energy absorption efficiency is low. In view of the foregoing, in order to better meet the demands of social development, it is highly desirable to develop a more advanced wave power generation device to obtain better social and economic benefits, so the invention provides an offshore floating body device based on a tensile integral structure.
Disclosure of Invention
In order to overcome the problems of the prior art, the present invention provides an offshore floating body device based on a tensile integral structure, comprising: the device comprises a stretching integral supporting structure, a floating main body, a stretching integral swinging device, a reciprocating power generation device, a water turbine power generation device, a turbine power generation device and a power generation device shell, wherein the stretching integral supporting structure and the floating main body form a stretching integral floating platform; the stretching whole swinging devices are assembled on two sides of the stretching whole floating platform, the number of the two sides is the same, and the stretching whole swinging devices are uniformly distributed on the stretching whole floating platform; the power generation device shell is positioned at the center of the stretching whole floating platform, and a reciprocating power generation device, a water turbine power generation device and a steam turbine power generation device are assembled in the power generation device shell.
The tensioning integral supporting structure comprises an upper supporting pull rod, a lower supporting pull rod, an upper supporting pull rod stay rope, an upper supporting pull rod floating foot, a lower supporting pull rod stay rope and an upper supporting pull rod stay rope and a lower supporting pull rod stay rope; the upper support pull rod floating feet are positioned at the bottom of the upper support pull rod and provide partial buoyancy for the whole device; the upper support pull rod and the lower support pull rod are connected through 8 upper and lower support pull rod cables, and are connected with the floating main body through 4 upper support pull rod cables and 4 lower support pull rod cables to jointly form a stretching whole floating platform.
The floating body comprises an outer ring floating body and a power generation device shell supporting rod, wherein the floating body is in a circular ring shape, the shell is made of medium-density polyethylene materials, high-strength polyurethane foam plastic is filled in the shell, buoyancy is provided for the whole stretch-draw integral floating platform, and the power generation device shell is fixed through the 4 power generation device shell supporting rods.
The stretching integral swinging device adopts a double X-shaped stretching integral structure and comprises a swinging power generation device floating rod, a tail fin-shaped floating membrane, an elastic water pipe rope, a water piston device, an elastic air pipe rope, an air piston device, a thin stay rope, a floating rod horizontal stay rope, a rotating sliding block, a connecting water pipe rope, an air long pipe, a water inlet long pipe, a swinging power generation device connecting short rope and a rotating sliding block; the floating rods of the swing power generation device are arranged in a crossing manner, are shaped like letters 'X' and are attached with tail fin-shaped floating films, the water parts of the floating rods of the swing power generation device are connected through elastic air pipe ropes, and the water parts are connected through elastic water pipe ropes; the two X-shaped structures are connected with each other on the water surface through two thin inhaul cables and an air piston device, and the underwater part is connected with the water piston device through the two thin inhaul cables.
The double-X-shaped stretching integral structure is connected with the rotating slide block through two swinging power generation device connecting short ropes on water and two rotating slide block connecting water pipe ropes on water under water, and air and seawater are injected into the power generation device shell through the air long pipe and the water inlet long pipe; the rotating sliding block is arranged on the floating main body and can rotate around the floating main body.
The power generation device shell is positioned at the center of the stretching whole floating platform and comprises a power generation device shell, a water inlet of the water turbine power generation device, a battery pack and a water turbine inclined bottom plate; the lowest part of the water wheel inclined bottom plate is provided with a round hole for installing a water wheel; the water inlet of the water turbine power generation device is communicated with the water inlet long pipe, and injected seawater flows out through a round hole at the lowest part of the inclined bottom plate of the water turbine to drive the water turbine to rotate.
The reciprocating power generation device is positioned at the center of the power generation device shell and comprises a rack pulling plate, an incomplete gear, a rack pulling plate inhaul cable and a cylindrical shell; the rack pulling plate is connected with the upper supporting pulling rod and the lower supporting pulling rod through the rack pulling plate pulling rope, the incomplete gear is meshed with the rack pulling plate, continuous rotation is achieved in the reciprocating motion of the rack pulling plate, and the incomplete gear is connected with the generator through the long shaft, so that the power generation process of the reciprocating power generation device is completed.
The hydraulic generator is arranged at the lowest position of the hydraulic inclined bottom plate and comprises a hydraulic wheel, a hydraulic wheel shaft and a hydraulic generator, when water sucked by the water piston device enters the inside of the shell of the generator through the long water inlet pipe, the water flows out through the hole below the hydraulic inclined bottom plate, and the hydraulic wheel rotates under the action of water flow to convert wave energy into electric energy.
The steam turbine generating device is symmetrically arranged on two sides of the inclined bottom plate of the water wheel and comprises a steam turbine, a steam turbine shaft, a steam turbine generator and a steam turbine cover; an air outlet hole is formed in one side of the steam turbine cover and used for discharging air; the turbine rotates under the effect of air flowing out of the long air pipe, so that wave energy is converted into electric energy.
The power generation method of the marine floating body device based on the tension integral structure comprises the following steps of:
step a, under the condition of stable waves, placing the wave power generation device on the water surface, wherein the stretching whole swinging devices 300 are uniformly distributed around the stretching whole floating platform, and the stretching whole swinging devices 300 keep a sufficient distance to avoid mutual interference during normal operation;
step b, under the action of the wave, the stretching and drawing whole swinging device 300 swings left and right along with the up and down fluctuation of the wave, and the air piston device 306 on the stretching and drawing whole swinging device sucks the air in the environment into the elastic air pipe 305 in the swinging process, and finally the air is gathered into the steam turbine power generation device 600 through the air long pipe 312; meanwhile, in the swinging process of the water piston device 304, liquid water in the environment is sucked into the elastic water pipe cable 303, and finally is gathered into the hydroelectric power generation device 500 through the water inlet long pipe 313; along with the up-and-down fluctuation of the waves, the upper supporting pull rod 101 and the lower supporting pull rod 102 generate relative reciprocating motion to drive the reciprocating power generation device 400 therein to move, so that wave energy is converted into electric energy;
step c, after the air piston device 306 injects the air in the environment into the turbine power generation device 600, the air flow blows the turbine 601 to rotate, so as to convert the wave energy into electric energy; meanwhile, after the water piston device 304 injects liquid water in the environment into the water wheel 501 power generation device 500, the water flow pushes the water wheel 501 to rotate, so that wave energy is converted into electric energy;
and d, when the water surface environment is severe and the waves are unstable and generate huge damage, the stretching whole swinging device 300 is respectively close to two sides of the stretching whole floating platform, the quantity of the two sides is the same, and the structure is in a symmetrical and balanced state so as to avoid the damage of the wave power generation device caused by the strong wind and waves.
Compared with the prior art, the invention has the advantages and positive effects that:
(1) The invention adopts a tension integral structure, effectively improves the stability of the floating platform under the condition that the floating platform has enough rigidity, greatly increases the working safety of the whole wave energy power generation device, improves the working reliability even in severe weather, and has a spacious space, thereby being beneficial to expanding the distance between all devices of the wave energy power generation device and reducing mutual interference;
(2) The whole stretching whole swinging device adopts a double-X-shaped stretching whole structure and is provided with a tail fin-shaped floating film, the device has better hydrodynamic characteristics under the condition of providing enough buoyancy, and under the condition of keeping the multistable characteristics of the stretching whole, the whole stretching whole swinging device can complete the movement of six degrees of freedom such as swinging, torsion and the like under the action of elastic rope tubes and thin ropes, can absorb wave energy with high efficiency, and converts the wave energy into electric energy;
(3) The stretching whole swinging devices are assembled on two sides of the stretching whole floating main body, the number of the two sides is flexible and the same, and under the condition that the wind waves are stable, the stretching whole swinging devices are uniformly distributed on the two sides of the stretching whole floating main body; under severe offshore environment and storm environment, the stretching whole swinging devices are respectively close to two sides of the stretching whole floating main body, so that the whole wave power generation device is in a symmetrical state, and the damage resistance of the device is improved;
(4) According to the invention, three power generation devices are adopted, and even if one or two power generation devices fail, the wave energy power generation device can continuously convert wave energy into electric energy;
(5) The stretch-draw whole floating platform provided by the invention can provide carriers for various devices such as ocean floats, ocean pastures and offshore photovoltaics by changing the size of the structural dimension.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a marine floating body device of the tensile overall structure provided by the invention;
FIG. 2 is a top view of the marine floating body arrangement of the tension monolith structure provided by the present invention;
FIG. 3 is a side view of an offshore floating body assembly of a tension monolith structure provided by the present invention;
FIG. 4 is a schematic drawing of a folded state structure of the tension whole swinging device provided by the invention;
FIG. 5 is a schematic view of a tensioned integral floating platform structure provided by the present invention;
FIG. 6 is a schematic view of a partial structure of a tensioned integral floating platform provided by the invention;
FIG. 7 is a schematic diagram of a structure of a tension whole swing device provided by the invention;
FIG. 8 is a schematic view of a partial structure of a tensioning whole swing device provided by the invention;
FIG. 9 is a schematic view of a power generation device according to the present invention;
FIG. 10 is a schematic view of the internal structure of the power generation device according to the present invention;
FIG. 11 is a schematic view of the internal structure of the reciprocating power generation device provided by the invention;
reference numerals illustrate:
100-a stretching whole supporting structure 200-a floating main body 300-a stretching whole swinging device 400-a reciprocating power generation device 500-a water turbine power generation device 600-a steam turbine power generation device 700-a power generation device shell
101-upper support pull rod 102-lower support pull rod 103-upper support pull rod cable 104-upper support pull rod floating leg 105-lower support pull rod cable 106-upper and lower support pull rod cable
201-outer ring floating body 202-power generation device shell supporting rod
301-swinging power generation device floating rod 302-tail fin type floating membrane 303-elastic water pipe rope 304-water piston device 305-elastic air pipe rope 306-air piston device 307-swinging power generation device connecting short rope 308-rotating sliding block 309-thin stay rope 310-floating rod horizontal stay rope 311-rotating sliding block connecting water pipe rope 312-air long pipe 313-water inlet long pipe
401-rack pull plate 402-incomplete gear 403-rack pull plate cable 404-cylindrical housing
501-water wheel 502-water wheel shaft 503-water wheel generator
601-steam turbine 602-steam turbine shaft 603-steam turbine generator 604-steam turbine cover
701-generator housing 702-hydro-generator water inlet 703-battery pack 704-hydro-sloped floor.
Detailed Description
The technical means adopted to further explain the aim of the invention can be implemented according to the content of the specification, and the invention can be more clearly understood by the specification, the following specific preferred embodiment and the following detailed description are given by combining with the accompanying drawings.
The invention provides an offshore floating body device based on a stretch-draw integral structure, which is shown in fig. 1, 2 and 3, and comprises a stretch-draw integral supporting structure 100, a floating main body 200, a stretch-draw integral swinging device 300, a reciprocating power generation device 400, a water turbine power generation device 500, a steam turbine power generation device 600 and a power generation device shell 700, wherein the stretch-draw integral supporting structure 100 and the floating main body 200 form a stretch-draw integral floating platform; the stretching whole swinging devices 300 are assembled on two sides of the stretching whole floating platform, the number of the two sides is the same, and the stretching whole swinging devices are uniformly distributed on the stretching whole floating platform; the power generation device shell 700 is positioned at the center of the stretching whole floating platform, and is internally provided with the reciprocating power generation device 400, the water turbine power generation device 500 and the steam turbine power generation device 600.
As shown in fig. 5, the tension integral support structure 100 includes an upper support stay 101, a lower support stay 102, an upper support stay cable 103, an upper support stay float 104, a lower support stay cable 105, and an upper and lower support stay cable 106; the upper support pull rod floating feet 104 are positioned at the bottom of the upper support pull rod 101 and provide partial buoyancy for the whole device; the upper support pull rod 101 and the lower support pull rod 102 are connected through 8 upper and lower support pull rod cables 106, and are connected with the floating body 200 through 4 upper support pull rod cables 103 and 4 lower support pull rod cables 105, so as to jointly form a tension integral floating body device.
The floating body 200 comprises an outer ring floating body 201 and a power generation device shell supporting rod 202, wherein the floating body 200 is in a circular ring shape, the shell is made of medium density polyethylene material, high-strength polyurethane foam plastic is filled in the shell, buoyancy is provided for the whole stretching whole floating platform, and the power generation device shell 700 is fixed through the 4 power generation device shell supporting rods 202.
As shown in fig. 7 and 8, the tension-overall swing device 300 adopts a double-X-shaped tension-overall structure, and includes a swing power generation device floating rod 301, a tail fin-shaped floating membrane 302, an elastic water pipe cable 303, a water piston device 304, an elastic air pipe cable 305, an air piston device 306, a swing power generation device connecting short cable 307, a thin cable 309, a floating rod horizontal cable 310, a rotating slider connecting water pipe cable 311, an air long pipe 312 and a water inlet long pipe 313; the swing power generation device floating rods 301 are installed in a crossed mode, are shaped like letters 'X' and are attached with tail fin-shaped floating membranes 302, the water parts of the swing power generation device floating rods 301 are connected through elastic air pipe ropes 305, and the water parts are connected through elastic water pipe ropes 303; the two X-shaped structures are connected with each other on the water surface through two thin guy wires 309 and an air piston device 306, and the underwater parts are connected with each other through two thin guy wires 309 and a water piston device 304.
As shown in fig. 6, the double X-shaped tension integral structure is connected with the rotating slide block 308 through two swing power generation device connecting short cables 307 on water and two rotating slide block connecting water pipe cables 311 on water, and air and seawater are injected into the power generation device shell 700 through the air long pipe 312 and the water inlet long pipe 313; the rotating slider 308 is mounted on the floating body 200 to be rotatable around the floating body 200.
As shown in fig. 5 and 9, the power generation device housing 700 is located at the center of the tensegrity floating platform, and includes a power generation device housing 701, a water turbine power generation device water inlet 702, a battery pack 703 and a water turbine inclined bottom plate 704; the water wheel inclined bottom plate 704 is provided with a round hole at the lowest part for installing the water wheel 501; the water inlet 702 of the hydroelectric generating device is communicated with the water inlet long pipe 313, and injected seawater flows out from a round hole at the lowest position of the inclined bottom plate 704 of the water wheel to drive the water wheel 501 to rotate.
As shown in fig. 9, 10 and 11, the reciprocating power generation device 400 is located at the center of the power generation device housing 700, and includes a rack bar 401, a partial gear 402, a rack bar cable 403 and a cylindrical housing 404; the rack pulling plate 401 is connected with the upper supporting pulling rod 101 and the lower supporting pulling rod 102 through a rack pulling plate pulling rope 403, the incomplete gear 402 is meshed with the rack pulling plate 401, continuous rotation is realized in the reciprocating motion of the rack pulling plate 401, and the incomplete gear is connected with a generator through a long shaft, so that the power generation process of the reciprocating power generation device 400 is completed.
The hydraulic generator 500 is installed at the lowest position of the hydraulic inclined bottom plate 704, and comprises a hydraulic wheel 501, a hydraulic wheel shaft 502 and a hydraulic generator 503, when water sucked by the hydraulic piston device 304 enters the inside of the generator housing 700 through the water inlet long pipe 313, the water flows out through a hole below the hydraulic inclined bottom plate 704, and the hydraulic wheel 501 rotates under the action of water flow to convert wave energy into electric energy.
The turbine generator 600 is symmetrically installed at two sides of the water wheel inclined bottom plate 704, and comprises a turbine 601, a turbine shaft 602, a turbine generator 603 and a turbine cover 604; an air outlet hole is formed in one side of the steam turbine cover 604 and used for discharging air; the turbine 601 rotates under the action of air flowing out of the long air pipe 312, so as to convert wave energy into electric energy.
The specific working flow of the power generation method of the marine floating body device based on the stretch-draw integral structure comprises four steps:
step a, under the condition of stable waves, placing the wave power generation device on the water surface, wherein the stretching whole swinging devices 300 are uniformly distributed around the stretching whole floating platform, and the stretching whole swinging devices 300 keep a sufficient distance to avoid mutual interference during normal operation;
step b, under the action of the wave, the stretching and drawing whole swinging device 300 swings left and right along with the up and down fluctuation of the wave, and the air piston device 306 on the stretching and drawing whole swinging device sucks the air in the environment into the elastic air pipe 305 in the swinging process, and finally the air is gathered into the steam turbine power generation device 600 through the air long pipe 312; meanwhile, in the swinging process of the water piston device 304, liquid water in the environment is sucked into the elastic water pipe cable 303, and finally is gathered into the hydroelectric power generation device 500 through the water inlet long pipe 313; along with the up-and-down fluctuation of the waves, the upper supporting pull rod 101 and the lower supporting pull rod 102 generate relative reciprocating motion to drive the reciprocating power generation device 400 therein to move, so that wave energy is converted into electric energy;
step c, after the air piston device 306 injects the air in the environment into the turbine power generation device 600, the air flow blows the turbine 601 to rotate, so as to convert the wave energy into electric energy; meanwhile, after the water piston device 304 injects liquid water in the environment into the water wheel 501 power generation device 500, the water flow pushes the water wheel 501 to rotate, so that wave energy is converted into electric energy;
step d, when the water surface environment is bad and the waves are unstable and generate huge damage, as shown in fig. 3, the stretching whole swinging devices 300 are respectively close to the stretching whole floating platform, the number of the two sides is the same, and the structure is in a symmetrical and balanced state so as to avoid the damage of the wave power generation device caused by the heavy wind and waves.
The present invention is not limited to the above-mentioned embodiments, but is intended to be limited to the following embodiments, and any modifications, equivalents and modifications can be made to the above-mentioned embodiments without departing from the scope of the invention.
Claims (10)
1. An offshore floating body device based on a stretch-draw integral structure, which is characterized in that:
the device comprises a stretching whole supporting structure (100), a floating main body (200), a stretching whole swinging device (300), a reciprocating power generation device (400), a water turbine power generation device (500), a steam turbine power generation device (600) and a power generation device shell (700), wherein the stretching whole supporting structure (100) and the floating main body (200) form a stretching whole floating platform; the stretching whole swinging devices (300) are assembled on two sides of the stretching whole floating platform, the number of the two sides is the same, and the stretching whole swinging devices are uniformly distributed on the stretching whole floating platform; the power generation device shell (700) is positioned at the center of the stretching whole floating platform, and is internally provided with a reciprocating power generation device (400), a water turbine power generation device (500) and a steam turbine power generation device (600).
2. An offshore floating body assembly based on a tensioned unitary structure as defined in claim 1 wherein:
the tensioning integral support structure (100) comprises an upper support pull rod (101), a lower support pull rod (102), an upper support pull rod stay cable (103), an upper support pull rod floating foot (104), a lower support pull rod stay cable (105) and an upper support pull rod stay cable (106); the upper support pull rod floating feet (104) are positioned at the bottom of the upper support pull rod (101) and provide partial buoyancy for the whole device; the upper support pull rod (101) and the lower support pull rod (102) are connected through 8 upper and lower support pull rod cables (106), and are connected with the floating body (200) through 4 upper support pull rod cables (103) and 4 lower support pull rod cables (105), so as to jointly form a tension integral floating body device.
3. An offshore floating body assembly based on a tensioned unitary structure as defined in claim 2 wherein:
the floating body (200) comprises an outer ring floating body (201) and power generation device shell supporting rods (202), wherein the floating body (200) is in a circular ring shape, the shell is made of medium-density polyethylene materials, high-strength polyurethane foam plastic is filled in the shell, buoyancy is provided for the whole stretching integral floating platform, and the power generation device shell (700) is fixed through the 4 power generation device shell supporting rods (202).
4. A marine floating body installation based on a tensile overall structure as claimed in claim 3, wherein:
the stretching integral swinging device (300) adopts a double-X-shaped stretching integral structure and comprises a swinging power generation device floating rod (301), a tail fin-shaped floating membrane (302), an elastic water pipe rope (303), a water piston device (304), an elastic air pipe rope (305), an air piston device (306), a swinging power generation device connecting short rope (307), a rotating sliding block (308), a thin stay rope (309), a floating rod horizontal stay rope (310), a rotating sliding block connecting water pipe rope (311), an air long pipe (312) and a water inlet long pipe (313); the swing power generation device floating rods (301) are installed in a cross mode, are in an X shape in a letter shape and are attached with tail fin-shaped floating films (302), the water parts of the swing power generation device floating rods (301) are connected through elastic air pipe ropes (305), and the water parts are connected through the elastic water pipe ropes (303); the water surface of the double-X-shaped structure is connected with the air piston device (306) through two thin guys (309), and the underwater part is connected with the water piston device (304) through the two thin guys (309).
5. An offshore floating body assembly based on a tensioned unitary structure as defined in claim 4 wherein:
the double X-shaped structure is connected with a rotating slide block (308) through two swinging power generation device connecting short ropes (307) on water and two rotating slide block connecting water pipe ropes (311) on water under water, and air and seawater are injected into a power generation device shell (700) through an air long pipe (312) and a water inlet long pipe (313); the rotating sliding block (308) is arranged on the floating main body (200) and can rotate around the floating main body (200); the long air pipe (312) and the long water inlet pipe (313) have a certain length and elasticity, and the length is enough for the rotating sliding block (308) to rotate around the floating main body (200).
6. An offshore floating body assembly based on a tensioned unitary structure as defined in claim 5 wherein:
the power generation device shell (700) is positioned at the center of the stretching whole floating platform and comprises a power generation device shell (701), a water turbine power generation device water inlet (702), a battery pack (703) and a water turbine inclined bottom plate (704); the lowest part of the water wheel inclined bottom plate (704) is provided with a round hole for installing the water wheel (501); the water inlet (702) of the water turbine power generation device is communicated with the water inlet long pipe (313), and injected seawater flows out through a round hole at the lowest part of the water turbine inclined bottom plate (704) to drive the water turbine (501) to rotate.
7. An offshore floating body assembly based on a tensioned unitary structure as defined in claim 6 wherein:
the reciprocating power generation device (400) is positioned at the center of the power generation device shell (700) and comprises a rack pull plate (401), an incomplete gear (402), a rack pull plate stay cable (403) and a cylindrical shell (404); the rack pulling plate (401) is connected with the upper supporting pulling rod (101) and the lower supporting pulling rod (102) through a rack pulling plate pulling rope (403), the incomplete gear (402) is meshed with the rack pulling plate (401), continuous rotation is achieved in the reciprocating motion of the rack pulling plate (401), and the incomplete gear is connected with the generator through a long shaft, so that the power generation process of the reciprocating power generation device (400) is completed.
8. An offshore floating body assembly based on a tensioned unitary structure as defined in claim 7 wherein:
the water turbine generating set (500) is installed at the lowest position of the water turbine inclined bottom plate (704), and comprises a water wheel (501), a water wheel shaft (502) and a water turbine generator (503), when water sucked by the water piston device (304) enters the generating set shell (700) through the water inlet long pipe (313), the water flows out through a hole below the water wheel inclined bottom plate (704), and the water wheel (501) rotates under the action of water flow to convert wave energy into electric energy.
9. An offshore floating body assembly based on a tensioned unitary structure as defined in claim 8 wherein:
the steam turbine power generation device (600) is symmetrically arranged at two sides of the water wheel inclined bottom plate (704) and comprises a steam turbine (601), a steam turbine shaft (602), a steam turbine generator (603) and a steam turbine cover (604); one side of the steam turbine cover (604) is provided with an air outlet hole for discharging gas; the steam turbine (601) rotates under the action of air flowing out of the air long pipe (312) to convert wave energy into electric energy.
10. A method of generating electricity using a tension-monolith based marine floating body arrangement according to any one of claims 1 to 9, comprising the steps of:
step a, under the condition of stable waves, the water turbine generator is placed on the water surface, the stretching whole swinging devices (300) are uniformly distributed around the stretching whole floating platform, and the stretching whole swinging devices (300) keep a sufficient distance to avoid mutual interference during normal operation;
step b, under the action of waves, the stretching whole swinging device (300) swings left and right along with the up and down fluctuation of the waves, and an air piston device (306) on the stretching whole swinging device sucks air in the environment into an elastic air pipe rope (305) in the swinging process, and finally, the air is converged into a steam turbine power generation device (600) through an air long pipe (312); meanwhile, in the swinging process of the water piston device (304), liquid water in the environment is sucked into the elastic water pipe rope (303), and finally is converged into the hydroelectric power generation device (500) through the water inlet long pipe (313); along with the up-and-down fluctuation of the wave, the upper supporting pull rod (101) and the lower supporting pull rod (102) generate relative reciprocating motion to drive the reciprocating power generation device (400) therein to move, so that wave energy is converted into electric energy;
step c, after the air piston device (306) injects air in the environment into the steam turbine power generation device (600), the air flow blows the steam turbine (601) to rotate, so that wave energy is converted into electric energy; meanwhile, after the water piston device (304) injects liquid water in the environment into the water wheel (501) power generation device (500), water flow pushes the water wheel (501) to rotate, so that wave energy is converted into electric energy;
and d, when the water surface environment is severe and the waves are unstable and can cause great damage to the water structure, the stretching whole swinging device (300) is respectively close to the stretching whole floating platform, the quantity of the two sides is the same, and the structure is in a symmetrical and balanced state so as to avoid the damage of the wave energy power generation device caused by the heavy wind and waves.
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