CN116280060A - Method and device for generating power by converting mechanical energy by using offshore wind energy and wave energy - Google Patents

Method and device for generating power by converting mechanical energy by using offshore wind energy and wave energy Download PDF

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Publication number
CN116280060A
CN116280060A CN202310539764.7A CN202310539764A CN116280060A CN 116280060 A CN116280060 A CN 116280060A CN 202310539764 A CN202310539764 A CN 202310539764A CN 116280060 A CN116280060 A CN 116280060A
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gear
cylinder
energy
rotate
rotating wheel
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CN202310539764.7A
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Chinese (zh)
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焦未来
焦婷婷
徐路路
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Individual
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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
    • 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
    • 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
    • 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
    • F03D9/30—Wind motors specially adapted for installation in particular locations
    • F03D9/32—Wind motors specially adapted for installation in particular locations on moving objects, e.g. vehicles
    • 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
    • B63B2035/446—Floating structures carrying electric power plants for converting wind energy into electric energy
    • 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
    • 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)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Structural Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Civil Engineering (AREA)
  • Architecture (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)

Abstract

The invention relates to a method and a device for generating power by converting mechanical energy by using offshore wind energy and wave energy, which are structurally characterized in that a rotating wheel is arranged at one end of a lever resistance arm and can rotate towards one direction, a cylindrical pressure pipe is sleeved on the lever resistance arm, one end of the lever power arm is fixedly provided with a floater, a fulcrum is fixedly connected with a floating body, the circle centers of discs at two ends of the cylinder are respectively fixed with a 1# shaft through bearings, the floater drives the rotating wheel to rotate back and forth around the fulcrum under the pushing of waves, the cylinder is driven to rotate clockwise by virtue of friction force between the surface of the rotating wheel and the surface of the cylinder, the wave energy is converted into mechanical energy, the cylinder drives a gear set and a generator rotor to rotate, and the mechanical energy is converted into electric energy; the invention has the beneficial effects that: the effect of converting wave energy into mechanical energy is effectively improved, the defect of wave energy is overcome by utilizing wind energy, the generator can continuously and stably generate electricity, and the rotation speed of the generator stator is improved by utilizing the big gear and the small gear.

Description

Method and device for generating power by converting mechanical energy by using offshore wind energy and wave energy
Technical Field
The invention relates to a wind energy and wave energy power generation device, in particular to a method and a device for converting mechanical energy into power by utilizing offshore wind energy and wave energy.
Background
The sea wave has the advantages of being environment-friendly, inexhaustible and the like compared with the energy obtained by the combustion of petrochemical materials because of the huge renewable energy stored in the sea wave, and the method and the device for generating electricity by utilizing the wave energy are stimulated to be continuously explored, the existing problems of high power generation cost, small power generation power, instability, great influence by marine climate and great investment on a power transmission line are faced by the wave energy, and a high-efficiency device capable of continuously converting the wave energy into electric energy needs to be found.
Disclosure of Invention
The invention provides a method and a device for generating electricity by simultaneously utilizing wind energy and wave energy, wherein the method utilizes friction force to convert wave energy into mechanical energy and the method and the device are used for generating electricity by floating and moving on the sea. According to the characteristics of wave energy, the wave fluctuation time is high, the wave frequency is faster and slower, the energy conversion is completed by utilizing a mechanical principle, the expected effect is difficult to achieve, the effect of converting the wave energy into the mechanical energy can be effectively improved by utilizing the method of converting the wave energy into the mechanical energy by utilizing friction force, the complementary effect of the marine wind energy and the wave energy is utilized, the power generation power and the power generation stability are improved, and the power generation cost is reduced. And the rotation speed of the generator rotor is increased by utilizing the cooperation of the big gear and the small gear to generate power. The mobile wind energy and wave energy power generation device can avoid the damage caused by climate change, and can transmit the electric energy stored by the storage battery on the ship to the shore, so that the investment for paving the transmission line can be reduced.
In order to solve the technical problems, the invention adopts the following technical scheme;
a method and a device for generating electricity by converting mechanical energy by using offshore wind energy and wave energy; comprises a rotating wheel ratchet wheel, a cylindrical pressure pipe, a spring, a lever fulcrum, a floater, a hollow cylinder, windmill blades, a gear set, a floating body, an anchor chain, a wind rudder, a wind shield and the like.
The wave energy is utilized to convert the mechanical energy into the power generation device;
the wave energy conversion mechanical energy device comprises a rotating wheel ratchet wheel, a cylindrical pressure pipe, a spring, a lever fulcrum, a floater, a floating body, a hollow cylinder and the like.
The rotating wheel ratchet wheel (rotating wheel for short) is characterized in that the rotating wheel can only rotate in one direction according to the characteristics of the ratchet mechanism; see fig. 5.
The rotating wheel is installed at the end part of the lever resistance arm, the rotating wheel can only rotate in one direction, a cylindrical pressure pipe is sleeved on the resistance arm of the lever, a spring is installed in the cylindrical pressure pipe, the rotating wheel is acted by force, and the rotating wheel moves back and forth along the direction of the lever resistance arm through the lever resistance arm compression spring.
The end of the lever power arm is hinged with a supporting rod, the other end of the supporting rod is fixed with a floater, and the floater is used for receiving wave energy to drive the lever power arm to rotate around a fulcrum.
The radius of the hollow cylinder (cylinder for short) is R, the length of the hollow cylinder is L, a cavity is formed in the cylinder, the circle centers of discs at two ends of the cylinder are respectively fixed with a 1# shaft through bearings, the cylinder can rotate around the 1# shaft, a circle of rubber layer is arranged on the outer surface of the cylinder at a position contacted with the rotating wheel, a layer of rubber layer is also arranged on the outer surface of the rotating wheel, and the friction force between the surface of the rotating wheel and the surface of the cylinder is increased; see fig. 4.
The upper surface of the floating body is rectangular, and the size of the floating body is required to meet the weight bearing upper load.
The anchor chain is fixed below the floating body and acts to fix the motion of the floating body.
The method comprises the steps of fixing a cylinder on a floating body through a bracket by a 1# shaft, installing levers (a lever comprises a rotating wheel, a floater and the like) on two sides of the cylinder, and fixedly connecting a lever fulcrum (called fulcrum for short) with the floating body, wherein the device is called a wave energy conversion mechanical energy device; see fig. 1.
The fulcrum of the left wave energy conversion mechanical energy device is provided with two gears, the two gears are fitted, the lever power arm rotates clockwise around the fulcrum, and the lever resistance arm rotates anticlockwise around the fulcrum.
The method for converting the marine wave energy into the mechanical energy to generate the power device comprises the following steps of; the wave pushes the floater to move up and down along with the wave, drives the rotating wheel to rotate back and forth around the fulcrum, drives the cylinder to rotate by virtue of friction force between the surface of the rotating wheel and the surface of the cylinder, converts wave energy into mechanical energy, drives the gear set and the generator rotor to rotate by the cylinder, converts the mechanical energy into electric energy,
the structure is as follows; the rotating wheel (1) is arranged at one end of a resistance arm of the lever (2), the rotating wheel can only rotate towards one direction, a cylindrical pressure pipe (3) is sleeved on the resistance arm of the lever (2), a spring (4) is arranged in the cylindrical pressure pipe (3), the rotating wheel (1) is acted by force, the rotating wheel (1) moves back and forth along the direction of the resistance arm of the lever (2) through the resistance arm compression spring (4) on the lever (2), one end of a power arm of the lever (2) is hinged with a supporting rod, the other end of the supporting rod is fixedly provided with a floater (6), the floater acts as a wave energy receiving device to drive the power arm of the lever (2) to move up and down, the supporting point (5) is fixedly connected with a floating body (9), the circle centers of discs at two ends of a cylinder (7) are respectively fixed with a No. 1 shaft (8) through bearings, the cylinder (7) rotates around the No. 1 shaft (8), the No. 1 shaft (8) is fixed on the floating body (9) through a bracket, the floater (6) is driven to rotate back and forth around the supporting point (5) under the pushing of the waves, and the rotating wheel (1) is driven by the floater (6) to rotate around the supporting point (5), and the friction force between the surface of the rotating wheel (1) and the surface of the cylinder (7) is driven to rotate clockwise, and the mechanical energy is converted into mechanical energy. See fig. 1 and 4.
The working principle of the right wave energy conversion mechanical energy device is that;
if the wave head is high, the wave drives the floater to move upwards, the power arm drives the resistance arm to rotate around the fulcrum to enable the runner to rotate from the Z point to the O point, the spring is compressed by the resistance arm through the runner under the action of the cylinder, the spring has a reaction force on the resistance arm, the friction force between the runner and the cylinder is gradually increased, and in the process, the runner does not rotate according to the principle of a ratchet mechanism; in the process of moving the rotating wheel from the Z point to the 0 point, the friction force between the surface of the rotating wheel and the surface of the cylinder drives the cylinder to rotate clockwise, and the wave energy is converted into mechanical energy.
When the floater moves downwards, the rotating wheel rotates from the 0 point to the Z point according to the principle of a ratchet mechanism, and only rolling friction force exists between the rotating wheel and the cylinder, so that the normal rotation of the cylinder is slightly influenced.
If the wave head is low, the floater drives the rotating wheel to move from the Z point to any position between the Z point and the 0 point, and the cylinder is driven to rotate clockwise by virtue of friction force between the surface of the rotating wheel and the surface of the cylinder.
The wave energy can be continuously converted into mechanical energy no matter the wave head is high or low.
The floats reciprocate in sequence, the floats move up and down to drive the rotating wheel to rotate around the pivot continuously, the cylinder is driven to rotate continuously by virtue of friction force between the surface of the rotating wheel and the surface of the cylinder, and wave energy is converted into mechanical energy continuously; see fig. 1.
The working principle of the left wave energy conversion mechanical energy device is that;
if the wave head is at the bottom of the wave head, the wave energy drives the floater to move upwards, the power arm drives the resistance arm to rotate around the fulcrum, the rotating wheel rotates from the point K to the point O1, the rotating wheel compresses the spring through the resistance arm under the action of the cylinder on the rotating wheel, the spring has a reaction force on the resistance arm, the friction force between the rotating wheel and the cylinder is gradually increased, and in the process, the rotating wheel does not rotate according to the principle of a ratchet mechanism; in the process of moving the rotating wheel from the point K to the point 01, the friction force between the surface of the rotating wheel and the surface of the cylinder drives the cylinder to rotate clockwise, and wave energy is converted into mechanical energy.
When the floater moves downwards, the rotating wheel rotates from the point 01 to the point K according to the principle of a ratchet mechanism, and only rolling friction force exists between the rotating wheel and the cylinder, so that the normal rotation of the cylinder is slightly influenced.
If the wave head is low, the floater drives the rotating wheel to move from the point K to any position between the point K and the point 01, and the cylinder is driven to rotate clockwise by virtue of friction force between the surface of the rotating wheel and the surface of the cylinder.
The floats reciprocate in sequence, the floats move up and down to drive the rotating wheel to rotate around the pivot continuously, the cylinder is driven to rotate continuously by virtue of friction force between the surface of the rotating wheel and the surface of the cylinder, and wave energy is converted into mechanical energy continuously; see fig. 1.
N1 wave energy conversion mechanical energy devices are arranged on two side surfaces of the middle of a cylinder (7) in a straight line, and a fulcrum (5) is fixed with a floating body (9). The supporting points (5) on the N1 wave energy conversion mechanical energy devices are connected to form a whole, the floats (6) on the N1 wave energy conversion mechanical energy devices drive the N1 rotating wheels (1) to drive the cylinders (7) to continuously rotate by virtue of friction force under the pushing of waves, and the conversion of wave energy to mechanical energy is completed; see fig. 1, fig. 4.
The anchor chain (11) is fixed under the floating body (9) and acts to fix the floating body (9) to move.
A power generation device using wind energy to convert mechanical energy;
the wind turbine blades are in a wing shape, N2 equally-spaced wind turbine blades are respectively fixed around the cylinder at two ends of the cylinder, an included angle of 0-45 degrees is formed between the center line of each wind turbine blade and the axis line of the No. 1 shaft, wind blows the wind turbine blades to drive the cylinder to rotate clockwise, wind energy is converted into mechanical energy, and the cylinder drives the gear set and the generator rotor to rotate, so that the mechanical energy is converted into electric energy; see fig. 6.
The structure is as follows; the windmill blades (10) are wing-shaped, N2 equidistant windmill blades (10) are respectively fixed around the cylinder (7) at two ends of the cylinder (7), wind blows the windmill blades (10) to drive the cylinder (7) to rotate, wind energy is converted into mechanical energy, the cylinder (7) drives the gear set and the generator rotor to rotate, and the mechanical energy is converted into electric energy.
The wind rudder (21) is arranged on the floating body (9), and the wind rudder is arranged on the right side of the cylinder (7) and has the function of enabling the windmill blades to face the windward side; see fig. 4.
The wind shield (22) is arranged on the floating body (9), and the wind shield reduces the wind resistance of the cylinder and plays a role in collecting wind on the left windward side of the cylinder (7); see fig. 4.
A gear set;
the gear set comprises a big gear, a small gear, a transmission shaft, a bearing, a supporting rod, a small generator and the like.
The same gear sets are symmetrically arranged on the left disc and the right disc of the cylinder respectively.
A left disc gearset;
the gear 1 is in a circular ring shape, the teeth are arranged on the inner side of the circular ring, the radius of the gear 1 is R1, the gear 1 is fixed on the inner side of the left disc, and the circle center of the gear 1 is the same as the circle center of the left disc.
The gear 3 is in a ring shape, teeth are arranged on the inner side of the ring, the radius of the gear 3 is R3, the gear 3 is fixed on the inner side of the circular turntable, and the circle center of the gear 3 is the same as the circle center of the circular turntable.
The No. 2 gear and the No. 3 gear on the round turntable are fixed on the No. 2 transmission shaft, the radius of the No. 2 gear is R2, (R1 is more than R3 is more than R2)
The gear # 2 and the gear # 3 on the circular turntable are fixed on the transmission shaft # 2 to be called an A gear set.
One end of each of the 3A gear sets is fixed on a 1# shaft through a 1# supporting rod, the other end of each of the 1# supporting rods is fixed on a 2# transmission shaft through a bearing, and an included angle between each of the 1# supporting rods is 120 degrees.
The gear # 2 is fitted with the gear # 1, and the gear # 1 rotates to drive the gear # 2 and the gear # 3 to rotate around the transmission shaft # 2 and the transmission shaft # 2, and the gear # 2 and the gear # 3 rotate at positions shown in the figure.
The No. 4 gear is connected with the rotor of the small-sized generator through a No. 3 transmission shaft, and the radius of the No. 4 gear is R4. (R2 > R4)
The connection of the 4# gear to the generator rotor through the 3# drive shaft is called group B.
One end of each group B is fixed on a 2# transmission shaft through a bearing, the other end of each group B is fixed on a 3# transmission shaft through a bearing, the included angle between each 2# bearing is 120 degrees, a 4# gear is fitted with the 3# gear, the 3# gear rotates to drive the 4# gear to rotate, the 4# gear rotates around the 3# transmission shaft, the 3# transmission shaft drives a generator rotor to rotate, and the 4# gear and the generator rotate at positions shown in the figure.
All the generator stators are connected with a No. 2 strut through a strut, and then the No. 2 strut is connected with a No. 1 strut.
The output power line of the generator passes through the 1# shaft core.
The structure is that; the gear 1 (12) is in a circular ring shape, the teeth are arranged on the inner side of the circular ring, the radius of the gear 1 (12) is R1, (R is more than R1), the gear 1 (12) is fixed on the inner side of a circular disc on the left side of a cylinder, the circle center of the gear 1 (12) is the same as the circle center of the circular disc on the left side of the cylinder, the gear 3 (13) is in a circular ring shape, the teeth are arranged on the inner side of the circular ring, the radius of the gear 3 (13) is R3, the gear 3 (13) is fixed on the inner side of a circular turntable (23), the circle center of the gear 3 is the same as the circle center of the circular turntable (23), the gear 2 (14) and the gear 3 (13) on the circular turntable (23) are fixed on a transmission shaft 2 (15), the radius of the gear 2 (14) is R2, (R1 > R3 > R2) a 2# gear (14) and a 3# gear (13) on a circular turntable (23) are fixed on a 2# transmission shaft (15) to form an A gear set, 3A gear sets are fixed on a 1# shaft (8) through one end of a 1# support rod (16), the other end of the 1# support rod (16) is fixed on the 2# transmission shaft (15) through a bearing, the included angle between each 1# support rod (16) is 120 degrees, the 2# gear (14) is fitted with the 1# gear (12), the 1# gear (12) rotates to drive the 2# gear (14) and the 3# gear (13) to rotate around the 2# transmission shaft (15) and the 2# transmission shaft (15) together, the method comprises the steps of connecting a 4# gear (17) with a rotor of a small generator (19) through a 3# transmission shaft (18), wherein the radius of the 4# gear (17) is R4, (R2 is larger than R4), connecting the 4# gear (17) with the rotor of the generator (19) through the 3# transmission shaft (18) to be called a B group, fixing one end of the 3B group on the 2# transmission shaft (15) through a bearing through a 2# support rod (20), fixing the other end of the 2# support rod (20) on the 3# transmission shaft (18) through a bearing, enabling an included angle between each 2# support rod (20) to be 120 degrees, fitting the 4# gear (17) with the 3# gear (13), enabling the 3# gear (13) to rotate to drive the 4# gear (17), enabling the 4# gear (17) to rotate around the 3# transmission shaft (18), and enabling the 3# transmission shaft (18) to drive the rotor of the generator (19) to rotate to generate electricity. See FIG. 2 and FIG. 3
Symmetrically mounting the same gear set on a right disc of the cylinder; see fig. 2, 3, 4.
The application method and the principle of the invention;
the floats on the N1 wave energy conversion devices are pushed by waves, the N1 floats move up and down along with the waves, the N1 rotating wheels are driven by the lever to rotate around the supporting point, the cylinder is driven to rotate clockwise by virtue of friction force between the surfaces of the N1 rotating wheels and the surface of the cylinder, the wave energy is converted into mechanical energy, the cylinder drives the big and small gears on the circular rotating disc to rotate, the rotating speed is improved, the generator rotor is driven to rotate for power generation, and the mechanical energy is converted into electric energy. Meanwhile, the wind blows N2 windmill blades to drive the cylinder to rotate clockwise, wind energy is converted into mechanical energy, the cylinder drives the big and small gears on the circular turntable to rotate, the rotation speed is improved, the generator rotor is driven to rotate for power generation, and wind energy is converted into electric energy.
The wind energy and the wave energy drive the cylinder to rotate clockwise at the same time, the wind energy conversion mechanical energy is utilized to generate electricity, the wave energy conversion mechanical energy is utilized to generate electricity, the two independent energy conversion devices are not interfered with each other in the energy conversion process, and the functions of mutually compensating can be achieved.
The floating body is changed into a ship, a certain number of storage batteries are arranged on the ship, electric energy converted by wind energy and wave energy can be stored in the storage batteries, if the ship encounters the climate change at sea, the ship can be driven to a port for avoiding the damage caused by the climate change, the electric energy stored in the storage batteries on the ship is transmitted to the shore, and the investment for paving a power transmission line can be reduced.
The invention has the beneficial effects that;
according to the characteristics of waves, the waves are high and low in fluctuation, the frequency of the waves is faster and slower, the expected effect is hardly achieved by converting energy by utilizing a mechanical principle, the friction force between the surface of the rotating wheel and the surface of the cylinder is utilized to drive the cylinder to rotate, the effect of converting mechanical energy by wave energy can be effectively improved, the defect of wave energy is overcome by utilizing wind energy, the generator can continuously and stably generate electricity, the rotation speed of a rotor of the generator is improved by utilizing a large gear and a small gear, the movement of a ship is utilized, the damage of offshore climate change to wind energy and a wave energy conversion device can be avoided, the electric energy stored by a storage battery on the ship is conveyed to the shore, and the investment for laying a transmission line can be reduced.
Drawings
FIG. 1 is a schematic view of section A-A of FIG. 4;
FIG. 2 is a schematic diagram of a front cross-sectional view of a gear set;
FIG. 3 is a schematic side cross-sectional view of a gear set;
FIG. 4 is a schematic view of the overall structure of the present invention;
FIG. 5 is an enlarged partial schematic view of the ratchet arrangement of FIG. 1;
FIG. 6 is a schematic view of a cylindrical windmill blade arrangement;
the invention mainly comprises a rotating wheel 1; a lever 2; a cylindrical pressure tube 3; a spring 4; fulcrum 5, float, 6; a cylinder 7; a 1# shaft 8; a floating body 9; a windmill blade 10; a chain anchor 11; a # 1 gear 12;3# gear 13;2# gear 14; a 2# drive shaft 15;1# strut 16; a # 4 gear 17; a 3# drive shaft 18; a small-sized generator 19; a # 2 strut 20; a wind rudder 21; a wind shield 22; a circular turntable 23.
Detailed Description
Example 1 the invention will be further described with reference to examples in order to more clearly illustrate the invention, with reference to figures 1-6.
It should be noted that; the invention relates to a power generation device which floats on the sea and drives a generator rotor to rotate by utilizing wind energy and wave energy on the sea and simultaneously utilizing a gear set. The wind power generation device blows wind on the sea surface to drive the windmill blades to drive the cylinder to rotate, the cylinder drives the gear set to rotate, the gear set improves the rotation speed, and the generator rotor is driven to rotate to generate electricity. The wave energy power generation device drives the floater to move upwards through waves, the lever drives the runner to drive the cylinder to rotate by virtue of friction between the surface of the runner and the surface of the cylinder, the cylinder drives the gear set to rotate, the gear set improves the rotation speed, and the generator rotor is driven to rotate to generate power.
The wind energy conversion mechanical energy generation and the wave energy conversion mechanical energy generation are two independent energy conversion devices, do not interfere with each other in the energy conversion process, and can play a role in mutually compensating.
As described in fig. 1, two gears are installed at the left fulcrum, and the two gears are fitted, and the function of the two gears is that the lever power arm rotates clockwise around the fulcrum, and the lever resistance arm rotates anticlockwise around the fulcrum, so that the rotating wheel drives the cylinder to rotate clockwise.
As described with reference to fig. 1, the rotational speed of the wheel on the resistance arm about the fulcrum may be varied by adjusting the proportional length of the lever resistance arm and the power arm.
See fig. 2; as shown in fig. 3, the 2# gear and the 3# gear rotate at the positions shown in the drawing, and the 4# gear and the generator rotate at the positions shown in the drawing, meaning that they cannot rotate around the 1# shaft.
See fig. 2; as shown in FIG. 3, connecting all of the generator stators via struts to the # 2 struts means that the generator stators are fixed against rotation with the generator rotor, and connecting the # 2 struts to the # 1 struts means that the group B is fixed in the position shown in FIG. 2.
It should be noted that; the support passes through bolted connection with showy body (9), and 1# axle (8) pass through the bolt or welded fastening at the top of support, and 1# axle does not rotate, and cylinder (7) both ends disc centre of a circle department is fixed with 1# axle (8) respectively via the bearing, and the cylinder can rotate around 1# axle (8).
Referring to fig. 4, gear sets are arranged on the disks at the two ends of the cylinder (7). The gear sets are respectively connected with 18 small-sized generators, namely, the cylinder (7) rotates to drive the gear sets to rotate, and the rotation speed is increased through the gear sets to drive the rotors of the generators (19) to rotate to generate electricity. 9 small-sized generators are arranged on two sides of the cylinder respectively.
In order to increase the friction between the surface of the rotating wheel (1) and the surface of the cylinder (7), a circle of rubber layer is arranged at the contact position of the outer surface of the cylinder (7) and the rotating wheel (1), and a layer of rubber layer is also arranged on the outer surface of the rotating wheel (1).
Referring to fig. 4, a wind shield (22) is arranged at the front end of the cylinder (7) through a wind shield bracket, the wind shield (22) is arranged on the floating body (9), and the windward surface on the left side of the cylinder (7) is used for reducing the wind resistance of the cylinder and playing a role in collecting wind.
The rudder (21) is mounted on the floating body (9), on the right side of the cylinder (7), and functions to face the windmill blade against the windward side.
It is to be understood that; the terms left, right, etc. refer to an azimuth or positional relationship based on that shown in the drawings.
The wind turbine generator is characterized in that the windmill blades (10) are fixedly arranged at the two ends of the outer sides of the two ends of the cylinder (7) through bolts, the windmill blades are in the shape of a wing, N2 equidistant windmill blades (10) are respectively fixed around the cylinder (7), an included angle of 0-45 degrees is formed between the center line of the windmill blade (10) and the axial line of the No. 1 shaft (8), the wind blows the windmill blades (10) to drive the cylinder (7) to rotate clockwise, wind energy is converted into mechanical energy, the cylinder (7) drives the gear set and the generator rotor to rotate, and the mechanical energy is converted into electric energy.
Example 2; the floating body and the floating body can be connected and combined together through the bracket by the plurality of wind energy and wave energy conversion mechanical energy generating devices, so that the stability of the wind energy and wave energy conversion mechanical energy generating devices is ensured.
Example 3; referring to fig. 4, the floating body can be towed by a ship, a certain number of storage batteries are arranged on the ship, electric energy converted from wind energy and wave energy can be stored in the storage batteries, and if the ship encounters a change of the sea weather, the ship can be driven to a wind port, so that the damage caused by the change of the weather can be avoided. The electric energy stored by the storage battery on the ship is transmitted to the shore, and the floating body is pulled to a designated area by another ship to generate electricity by utilizing wind energy and wave energy, so that the investment for paving the transmission line can be reduced.

Claims (7)

1. A method for generating electricity by converting mechanical energy from offshore wind energy and wave energy, which is characterized in that: the invention relates to a floating mobile power generation device on the sea, which converts wave energy into mechanical energy by utilizing friction force between the surface of a rotating wheel and the surface of a cylinder, and simultaneously utilizes the complementation of offshore wind energy and wave energy to improve the power generation power and the stability of power generation and reduce the power generation cost, and utilizes a gear set to improve the rotating speed of a rotor of a power generator; when the wave head of the wave is high, the wave drives the floater to move upwards, the power arm drives the runner on the resistance arm to rotate around the fulcrum, so that the runner rotates from a Z point to an O point, the runner compresses a spring through the resistance arm under the action of the cylinder on the runner, the spring has a reaction force on the resistance arm, the friction force between the runner and the cylinder is gradually increased, and in the process, the runner does not rotate according to the ratchet mechanism principle; in the process that the rotating wheel moves from the Z point to the 0 point, the friction force between the surface of the rotating wheel and the surface of the cylinder drives the cylinder to rotate clockwise, wave energy is converted into mechanical energy, when the floater moves downwards, the rotating wheel rotates from the 0 point to the Z point according to the principle of a ratchet mechanism, only rolling friction force exists between the rotating wheel and the cylinder, the normal rotation of the cylinder is slightly influenced, when the wave head is low, the floater drives the rotating wheel to move from the Z point to any position between the Z point and the 0 point, the cylinder is driven to rotate clockwise by the friction force between the surface of the rotating wheel and the surface of the cylinder to sequentially reciprocate, the floater moves up and down to drive the rotating wheel to rotate around a fulcrum continuously, the cylinder is driven to rotate continuously by the friction force between the surface of the rotating wheel and the surface of the cylinder, the cylinder (7) rotates to drive the gear set and the rotor of the generator to rotate, and the mechanical energy is converted into electric energy.
2. The power generation device for converting the marine wave energy into the mechanical energy is characterized in that the power generation device comprises a power generation device body, a power generation device body and a power generation device body, wherein the power generation device body is connected with the power generation device body; the structure is as follows; the rotating wheel (1) is arranged at one end of a resistance arm of the lever (2), the rotating wheel can only rotate towards one direction, a cylindrical pressure pipe (3) is sleeved on the resistance arm of the lever (2), a spring (4) is arranged in the cylindrical pressure pipe (3), the rotating wheel (1) is acted by force, the rotating wheel (1) moves back and forth along the direction of the resistance arm of the lever (2) through the resistance arm compression spring (4) on the lever (2), one end of a power arm of the lever (2) is hinged with a supporting rod, the other end of the supporting rod is fixedly provided with a floater (6), the floater (6) acts as a rotating wheel (1) which is driven by wave energy to rotate back and forth around the supporting point (5), the supporting point (5) is fixedly connected with a floating body (9), disc circle centers at two ends of a cylinder (7) are respectively fixed with a # shaft (8) through bearings, the cylinder (7) rotates around the # shaft (8), the # shaft (8) is fixed on the floating body (9) through a bracket, the floater (6) is driven to rotate back and forth around the supporting point (5) under the pushing of the wave, the rotating body, the rotating wheel (1) rotates back and forth, and forth around the supporting point (5), the supporting point) is driven by the wave energy, the rotating wheel (1) to rotate around the supporting point (1) and the rotating cylinder) and the rotating drum (7), the rotating energy can be converted into mechanical energy.
3. A power generation device for converting mechanical energy using wave energy at sea according to claim 2, wherein; n1 wave energy conversion mechanical energy devices are arranged on two side surfaces of the middle of a cylinder (7), a fulcrum (5) is fixed with a floating body (9), the fulcrums (5) on the N1 wave energy conversion mechanical energy devices are connected to form a whole, and a floater (6) on the N1 wave energy conversion mechanical energy devices drives N1 rotating wheels (1) to drive the cylinder (7) to continuously rotate by means of friction force under the pushing of waves, so that the conversion of wave energy to mechanical energy is completed.
4. A power generation device for converting mechanical energy using wave energy at sea according to claim 2, wherein; the utility model provides a float body (9) both sides are fixed to be provided with the support, are provided with a fulcrum (5) on the support, fulcrum (5) and fulcrum bearing's inner circle fixed connection are fixed with the member in the outer lane of fulcrum bearing, float (6) are fixed to lever (2) power arm one end, and the effect of float (6) is to accept wave energy, float (6) and lever (2) power arm end-to-end connection, runner (1) and lever (2) resistance arm end-to-end connection, constitutes lever (2) with fulcrum (5), adjusts the proportional length of lever resistance arm and power arm, can change the rotation speed of runner around the fulcrum on the resistance arm.
5. A power generation device for converting mechanical energy by using offshore wind energy, which is characterized in that the power generation device comprises a power generation device body and a power generation device body; the windmill blades (10) are wing-shaped, N2 equidistant windmill blades (10) are respectively fixed around the cylinder (7) at two ends of the cylinder (7), an included angle of 0-45 degrees is formed between the center line of the windmill blades (10) and the axis line of the No. 1 shaft (8), the wind blows the windmill blades (10) to drive the cylinder (7) to rotate, wind energy is converted into mechanical energy, the cylinder (7) drives the gear set and the generator rotor to rotate, the mechanical energy is converted into electric energy, the rudder (21) is fixed on the right side of the floating body (9), and the wind shield (22) is fixed on the left side of the floating body (9).
6. A power generation device for converting mechanical energy using offshore wind energy and wave energy according to claim 5, wherein; the same gear sets are respectively and symmetrically fixed on the left and right discs of the cylinder (7), and the left disc gear set structure; the gear (12) is in a circular ring shape, the teeth are arranged on the inner side of the circular ring, the radius of the gear (12) is R1, (R is more than R1), the gear (12) is fixed on the inner side of a circular disc on the left side of a cylinder, the center of the gear (12) is the same as the center of the circular disc on the left side of the cylinder, the gear (13) is in a circular ring shape, the teeth are arranged on the inner side of the circular ring, the radius of the gear (13) is R3, the gear (13) is fixed on the inner side of a circular turntable (23), the center of the gear (13) is the same with the center (23) of the circular turntable, the gear (14) and the gear (13) on the circular turntable (23) are fixed on a transmission shaft (15), the radius of the gear (14) is R2, (R1 is more than R3 is more than R2), the gear (14) and the gear (13) on the circular turntable (23) are fixed on the gear (15) of the gear # 2), the gear (14) is called an A gear set, the gear set is fixed on one end of the gear (8) of the gear (1 # support rod (16), the other end of the gear (16) is fixed on the gear (8) through the gear # 1 support rod (16), the gear (16) is fixed on the gear (12) and the gear (12) is fixed on the transmission shaft (12) and the gear (12) is rotated around the transmission shaft (12), the gear (12) by an included angle between the gear (12) and the gear (14) is fixed on the transmission shaft (12), the method comprises the steps of connecting a 4# gear (17) with a rotor of a small generator (19) through a 3# transmission shaft (18), wherein the radius of the 4# gear (17) is R4, connecting the 4# gear (17) with the rotor of the generator (19) through the 3# transmission shaft (18) to be called a B group, fixing one end of 3B groups on the 2# transmission shaft (15) through a bearing through a 2# support rod (20), fixing the other end of the 2# support rod (20) on the 3# transmission shaft (18) through a bearing, enabling an included angle between each 2# support rod (20) to be 120 degrees, fitting the 4# gear (17) with the 3# gear (13), enabling the 3# gear (13) to rotate to drive the 4# gear (17) to rotate, and enabling the 3# transmission shaft (18) to drive the rotor of the generator (19) to rotate around the 4# gear (17) to generate electricity.
7. A power generation device for converting mechanical energy using marine wind energy and wave energy according to any one of claims 1 to 6, wherein; the floating body is changed into a ship, a certain number of storage batteries are arranged on the ship, electric energy converted from wind energy and wave energy can be stored in the storage batteries, if the ship encounters the marine climate change, the ship can be driven to a port for avoiding the damage caused by the marine climate change, the electric energy stored in the storage batteries on the ship is transmitted to the shore, and the investment for paving a power transmission line can be reduced.
CN202310539764.7A 2023-05-15 2023-05-15 Method and device for generating power by converting mechanical energy by using offshore wind energy and wave energy Pending CN116280060A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310539764.7A CN116280060A (en) 2023-05-15 2023-05-15 Method and device for generating power by converting mechanical energy by using offshore wind energy and wave energy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310539764.7A CN116280060A (en) 2023-05-15 2023-05-15 Method and device for generating power by converting mechanical energy by using offshore wind energy and wave energy

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Publication Number Publication Date
CN116280060A true CN116280060A (en) 2023-06-23

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Country Status (1)

Country Link
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