CN212155044U - Wind wave coupling utilization device based on fixed jacket foundation - Google Patents
Wind wave coupling utilization device based on fixed jacket foundation Download PDFInfo
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- CN212155044U CN212155044U CN202020569901.3U CN202020569901U CN212155044U CN 212155044 U CN212155044 U CN 212155044U CN 202020569901 U CN202020569901 U CN 202020569901U CN 212155044 U CN212155044 U CN 212155044U
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/727—Offshore wind turbines
Abstract
The utility model discloses a device is utilized in stormy waves coupling based on fixed jacket basis, including installing in the seabed and exposing the jacket basis of sea, at the top installation tower section of thick bamboo on jacket basis, at the top installation aerogenerator paddle of a tower section of thick bamboo, install wave energy power generation equipment mounting platform on the part that the jacket basis exposes the sea, install the switching-over platform on wave energy power generation equipment mounting platform, arrange wave energy power generation facility on the sea around the jacket basis. The utility model discloses a stormy waves utilizes device, float adopt the axial symmetry cone base cylinder type, to the wave to insensitive, can adapt to the effect of each side wave, through comprehensive utilization offshore wind energy and wave energy, have greatly improved the free generated energy of device, have realized that the multipotency under the complex environment is complementary.
Description
Technical Field
The utility model belongs to ocean renewable energy utilizes the field, in particular to unrestrained coupling utilization device based on fixed jacket basis of offshore wind turbine in this field.
Background
The energy is a material basis for economic and social development, the renewable energy has the advantages of rich resources, wide distribution, environmental friendliness, continuous utilization and the like, and the marine renewable energy can realize the basic requirement of 'energy acquisition on the spot', thereby having important strategic significance. In recent years, the ocean energy technology in China is rapidly developed, the whole level is remarkably improved, equipment development enters an application demonstration stage, the ocean energy technology becomes one of a few countries in the world which master large-scale ocean energy development, and an ocean energy test field starts site selection, design and construction successively; the ocean energy development team with closely combined production, study and research is formed preliminarily in the army ocean energy industry of a batch of enterprises; the domestic colleges and universities, academies and a plurality of countries sign ocean energy development cooperation agreements, and the international influence is remarkably improved.
At present, the development of ocean energy single energy has certain limitation, and the method is mainly embodied in the aspects of low energy obtaining guarantee rate, incapability of fully utilizing natural resources and the like. Therefore, various energy sources are comprehensively utilized for complementary development, an ocean energy comprehensive utilization mode taking the offshore wind power as traction is formed, and the ocean energy comprehensive utilization mode becomes a necessary path for ocean energy development.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a unrestrained coupling utilization device of wind based on fixed jacket basis of offshore wind turbine is provided.
The utility model adopts the following technical scheme:
the utility model provides a stormy wave coupling utilizes device based on fixed jacket basis which improves and lies in: the wave energy power generation device comprises a jacket foundation which is arranged on the sea bottom and exposed out of the sea surface, a tower barrel is arranged at the top of the jacket foundation, wind driven generator blades are arranged at the top of the tower barrel, a wave energy power generation equipment mounting platform is arranged on the part, exposed out of the sea surface, of the jacket foundation, a reversing platform is arranged on the wave energy power generation equipment mounting platform, wave energy power generation devices are arranged on the surrounding sea surface of the jacket foundation and comprise floats, float mounting frames are arranged at the tops of the floats, long hole plates are vertically arranged on the side surfaces of the float mounting frames, connecting seats capable of sliding up and down along the long holes are arranged in the long hole plates, the wave energy power generation devices further comprise bearing seats I arranged on the wave energy power generation equipment mounting platforms and bearing seats III arranged on the reversing platform, rotating shafts I are arranged in the bearing seats I, the wave energy power generation device comprises a connecting seat, a connecting rod, a connecting shaft, a rotating shaft III, a shaft II, a big bevel gear, two one-way bearings, a small bevel gear, a flywheel and a swing arm, wherein the rotating shaft III is fixedly provided with a sliding rod with a vertical strip hole, the shaft II capable of sliding along the strip hole is arranged in the strip hole of the sliding rod, the tail end of the rotating shaft III is provided with the big bevel gear, the two one-way bearings are reversely arranged on a reversing output shaft, the small bevel gear meshed with the big bevel gear is respectively arranged on each one-way bearing, one end of the reversing output shaft is connected with the power input end of a hydraulic system, the other end of the reversing output shaft.
Further, the jacket foundation is of a four-pile structure.
Furthermore, the wave energy power generation devices are divided into three groups, and the three groups of wave energy power generation devices are uniformly distributed around the jacket foundation at equal intervals.
Further, the float can adjust the counterweight, and the shape of the float can include but is not limited to a hemisphere shape, a spherical bottom cylinder shape, a circular truncated cone bottom cylinder shape, an inward concave cone bottom cylinder shape and an axisymmetric cone bottom cylinder shape with a cone angle of 120 degrees.
Further, the floater mounting bracket includes the backup pad with floater fixed connection, installs the grudging post in the backup pad, at the vertical welding installation slotted hole board in grudging post side, and gliding connecting seat about its slotted hole can be followed in the installation of slotted hole inboard sets up the round pin axle on the connecting seat.
Further, a base plate is arranged between the bearing seat III and the reversing platform.
Furthermore, the hydraulic system comprises a hydraulic pump, a hydraulic motor, an energy accumulator, a hydraulic valve and an oil tank, and one end of the reversing output shaft is connected with the hydraulic pump of the hydraulic system through a speed increaser.
Furthermore, the hydraulic system drives the permanent magnet synchronous alternating current generator to generate electricity, the generated three-phase alternating current is firstly changed into direct current through the three-phase full-bridge uncontrolled rectifying circuit, then is connected into the direct current bus through DC/DC, is changed into three-phase alternating current through DC/AC, and is finally connected into the alternating current bus through the step-up transformer and is connected with the electric energy output by the wind driven generator in a grid mode.
Furthermore, the swing arm is formed by welding square steel.
The improvement of a power generation method using the wind wave coupling utilization device based on the fixed jacket foundation is that: after the device is installed in place and started, blades of the wind driven generator rotate upwind to drive the generator to generate electricity; the wave power generation device comprises a floater, a swing arm, a large bevel gear, a reversing output shaft, a flywheel and a wind driven generator, wherein the floater floats on the sea surface and moves up and down along with waves, long wings of the swing arm slide up and down along long holes of a long hole plate, so that the swing arm is driven to swing around a bearing seat I, short wings of the swing arm slide up and down in long holes of a slide rod, and the slide rod and a rotating shaft III swing around a bearing seat III, the rotating shaft III swings to drive the large bevel gear to rotate, the large bevel gear rotates to drive two small bevel gears to rotate, two reversely mounted one-way bearings convert the two-way rotation of the small bevel gears into the one-way rotation of the reversing output shaft, the flywheel stores the kinetic energy generated when the reversing output shaft rotates at a high speed, the kinetic energy is automatically released when the rotating speed of the reversing output shaft is reduced.
The utility model has the advantages that:
the utility model discloses a device, float adopt the axial symmetry to bore the end cylinder type, to the wave to insensitive, can adapt to the effect of each direction wave. Two one-way bearings are reversely installed, so that no matter the rotating shaft III rotates clockwise or anticlockwise, the rotating shaft III can be converted into one-way rotation of the reversing output shaft, and therefore bidirectional capture of wave energy is achieved. One end of the reversing output shaft is provided with a flywheel, so that the kinetic energy and inertia of the reversing output shaft during high-speed rotation can be stored, the overload in a short time can be overcome, the kinetic energy and the inertia can be automatically released when the wave condition is poor and the rotating speed of the reversing output shaft is reduced, and the output rotating speed and the torque of the reversing output shaft are ensured to be as uniform as possible.
The utility model discloses a device, swing arm are including crossing in the long wing and the short wing of the portion of bending, and the long wing is connected with the float, and the short wing is connected with axle II, can utilize lever principle to increase the drive power of float to pivot III, can increase pivot III's corner through reducing the length of slide bar, and the promotion of rotational speed is implied in the increase of corner, more is favorable to follow-up hydraulic system's work like this.
The utility model discloses a device, length and pivot corner through adjusting the long wing of swing arm and short wing can satisfy the change of height tide level to the at utmost to better adaptation tide difference.
The utility model discloses a power generation method, comprehensive utilization offshore wind energy and wave energy have greatly improved the free generated energy of device, have realized that the multipotency electricity generation under the complex environment is complementary, improve whole generated power, when expanding power supply capacity, can also reduce the fund input effectively, have the significance to alleviating energy crisis and environmental pollution problem to can promote the commercial popularization and application of wave energy power generation facility.
Drawings
Fig. 1 is a schematic view of the overall structure of the device disclosed in embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of a wave energy power generation device in the device disclosed in embodiment 1 of the present invention;
fig. 3 is a schematic structural view of a float mounting frame in the device disclosed in embodiment 1 of the present invention;
fig. 4 is a schematic view of the connection relationship of the reversing output shaft in the device disclosed in embodiment 1 of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Embodiment 1, as shown in fig. 1, the embodiment discloses a wind and wave coupling utilization device based on a fixed jacket foundation, which includes a jacket foundation 4 installed on the sea bottom and exposed out of the sea surface, a tower 2 installed on the top of the jacket foundation, a wind driven generator blade 1 installed on the top of the tower, and a wave energy power generation equipment installation platform installed on the part of the jacket foundation exposed out of the sea surface, wherein the wave energy power generation equipment installation platform is built according to hydrological parameters and structural characteristics of the jacket foundation and is located at an appropriate height of the jacket foundation, so that a floater in the following wave energy power generation equipment is located in a wave action area, and equipment on the wave energy power generation equipment installation platform is prevented from being in direct contact with seawater. The wave energy power generation device adopts an oscillating float type scheme and comprises a float 6, a float mounting frame 5 is arranged at the top of the float, a long hole plate is vertically welded on the side surface of the float mounting frame, a connecting seat capable of sliding up and down along a long hole of the long hole plate is mounted in the long hole plate, the wave energy power generation device further comprises a bearing seat I9 mounted on the wave energy power generation device mounting platform 10 and a bearing seat III16 mounted on a reversing platform 13, a rotating shaft I8 is mounted in the bearing seat I9, a rotating shaft III15 is mounted in the bearing seat III16, a sliding rod 12 with a vertical long hole is fixedly mounted on the rotating shaft III15, a shaft II11 capable of sliding along the long hole is mounted in the long hole of the sliding rod, and a large bevel gear is mounted at the tail end of the rotating shaft III as shown in figure 2, as shown in fig. 4, the large bevel gear 171 can be connected to the rotating shaft III through the reversing input shaft 172, two one-way bearings 174 are reversely mounted on the reversing output shaft, a small bevel gear 175 engaged with the large bevel gear is mounted on each one-way bearing, one end of the reversing output shaft 173 is connected to the power input end of the hydraulic system, and the other end is mounted with the flywheel 176, the wave power generation device further comprises a swing arm 7 with a bend, the swing arm comprises a long wing and a short wing (similar to a V shape with one long side and one short side) intersecting with the bend, wherein the bend is connected to the rotating shaft I, the long wing is connected to a pin shaft on a connecting seat, the short wing is connected to the shaft II, and the lengths of the long wing and the short wing can be designed according to needs, so that the wave power can be utilized to the maximum degree while the rotation angle.
In this embodiment, the jacket foundation is a four-pile structure with beams established between the piles.
According to the requirements of installation space and power generation, one or more groups of wave energy power generation devices can be distributed at the periphery of the jacket foundation to obtain wave energy to the maximum extent. The float can adjust the counterweight to change the weight to achieve the optimal energy capture effect, and the float shape includes but is not limited to a hemisphere, a sphere bottom cylinder, a circular truncated cone bottom cylinder, an inward concave cone bottom cylinder and an axisymmetric cone bottom cylinder with a cone angle of 120 degrees. The shape of the float with good wave-following property and processing advantage is selected according to the situation, and in the embodiment, the float is in the shape of an axisymmetric cone-bottom cylinder with a cone angle of 120 degrees.
As shown in fig. 3, the float mounting bracket includes a support plate 51 fixedly connected to the float, a stand 52 is mounted on the support plate, a long hole plate 53 is vertically welded to a side surface of the stand, a connecting seat 54 capable of sliding up and down along the long hole is mounted in the long hole plate, and a pin 55 is provided on the connecting seat.
A shim plate 14 is mounted between bearing block III16 and the reversing platform 13. The swing arm is formed by welding square steel.
The hydraulic system comprises a hydraulic pump, a hydraulic motor, an energy accumulator, a hydraulic valve and an oil tank, and one end of the reversing output shaft is connected with the hydraulic pump of the hydraulic system through a speed increaser. The up-and-down movement of the floater is converted into the rotation movement of the rotating shaft III and the reversing output shaft through the swing arm and drives the hydraulic pump to work, high-pressure oil is generated and accumulated in the energy accumulator, the energy accumulator is controlled to finish the oil charging and discharging actions through a set control strategy, and then the hydraulic motor is driven to drive the generator to finish electric energy output.
The hydraulic system drives the permanent magnet synchronous alternating current generator to generate electricity, the generated three-phase alternating current is firstly changed into direct current through a three-phase full-bridge uncontrolled rectifying circuit, then is connected into a direct current bus through DC/DC, is changed into three-phase alternating current through DC/AC, and is finally connected into an alternating current bus through a step-up transformer and is connected with electric energy output by the wind driven generator in a grid mode.
In addition, an emergency danger avoiding device can be arranged on the wave energy power generation equipment mounting platform, and when storm surge or big wave higher than the allowable wave height comes, the swing arm can be lifted, so that the floater leaves the sea surface, and the safety of the wave energy power generation device is ensured.
The embodiment also discloses a power generation method, wherein after the device is installed in place and started, the blades of the wind driven generator rotate against the wind to drive the generator to generate power by using the wind wave coupling utilization device based on the fixed jacket foundation; the floater of the wave power generation device floats on the sea surface and moves up and down along with the waves to convert the wave energy into mechanical energy of the floater, so that the long wing of the swing arm slides up and down along the long hole of the long hole plate, thereby driving the swing arm to swing around the bearing seat I, then enabling the short wing of the swing arm to slide up and down in the long strip hole of the slide rod and driving the slide rod and the rotating shaft III to swing around the bearing seat III, the swing of the rotating shaft III can drive the large bevel gear to rotate, the large bevel gear can drive the two small bevel gears to rotate, the two one-way bearings which are reversely installed convert the two-way rotation of the small bevel gears into the one-way rotation of the reversing output shaft, the flywheel stores the kinetic energy when the reversing output shaft rotates at high speed, the reversing output shaft is automatically released when the rotating speed of the reversing output shaft is reduced, one end of the reversing output shaft is connected with the hydraulic system and drives the hydraulic system to work, and finally the hydraulic system drives the generator to generate electricity and is connected with the electric energy output by the wind driven generator in a grid mode.
Claims (9)
1. The utility model provides a device is utilized in stormy wave coupling based on fixed jacket basis which characterized in that: the wave energy power generation device comprises a jacket foundation which is arranged on the sea bottom and exposed out of the sea surface, a tower barrel is arranged at the top of the jacket foundation, wind driven generator blades are arranged at the top of the tower barrel, a wave energy power generation equipment mounting platform is arranged on the part, exposed out of the sea surface, of the jacket foundation, a reversing platform is arranged on the wave energy power generation equipment mounting platform, wave energy power generation devices are arranged on the surrounding sea surface of the jacket foundation and comprise floats, float mounting frames are arranged at the tops of the floats, long hole plates are vertically arranged on the side surfaces of the float mounting frames, connecting seats capable of sliding up and down along the long holes are arranged in the long hole plates, the wave energy power generation devices further comprise bearing seats I arranged on the wave energy power generation equipment mounting platforms and bearing seats III arranged on the reversing platform, rotating shafts I are arranged in the bearing seats I, the wave energy power generation device comprises a connecting seat, a connecting rod, a connecting shaft, a rotating shaft III, a shaft II, a big bevel gear, two one-way bearings, a small bevel gear, a flywheel and a swing arm, wherein the rotating shaft III is fixedly provided with a sliding rod with a vertical strip hole, the shaft II capable of sliding along the strip hole is arranged in the strip hole of the sliding rod, the tail end of the rotating shaft III is provided with the big bevel gear, the two one-way bearings are reversely arranged on a reversing output shaft, the small bevel gear meshed with the big bevel gear is respectively arranged on each one-way bearing, one end of the reversing output shaft is connected with the power input end of a hydraulic system, the other end of the reversing output shaft.
2. The wind and wave coupling utilization device based on the fixed jacket foundation of claim 1, wherein: the jacket foundation is a four-pile structure.
3. The wind and wave coupling utilization device based on the fixed jacket foundation of claim 1, wherein: the wave energy power generation devices are distributed around the jacket foundation at equal intervals.
4. The wind and wave coupling utilization device based on the fixed jacket foundation of claim 1, wherein: the shape of the adjustable counterweight of the floater comprises but is not limited to a hemisphere shape, a spherical bottom cylinder shape, a circular truncated cone bottom cylinder shape, an inwards concave cone bottom cylinder shape and an axisymmetric cone bottom cylinder shape with a cone angle of 120 degrees.
5. The wind and wave coupling utilization device based on the fixed jacket foundation of claim 1, wherein: the float mounting bracket includes the backup pad with float fixed connection, installs the grudging post in the backup pad, at the vertical welding installation slotted hole board in grudging post side, and gliding connecting seat about its rectangular hole can be followed in the installation of slotted hole inboard sets up the round pin axle on the connecting seat.
6. The wind and wave coupling utilization device based on the fixed jacket foundation of claim 1, wherein: and a base plate is arranged between the bearing seat III and the reversing platform.
7. The wind and wave coupling utilization device based on the fixed jacket foundation of claim 1, wherein: the hydraulic system comprises a hydraulic pump, a hydraulic motor, an energy accumulator, a hydraulic valve and an oil tank, and one end of the reversing output shaft is connected with the hydraulic pump of the hydraulic system through a speed increaser.
8. The wind and wave coupling utilization device based on the fixed jacket foundation of claim 1, wherein: the hydraulic system drives the permanent magnet synchronous alternating current generator to generate electricity, the generated three-phase alternating current is firstly changed into direct current through a three-phase full-bridge uncontrolled rectifying circuit, then is connected into a direct current bus through DC/DC, is changed into three-phase alternating current through DC/AC, and is finally connected into an alternating current bus through a step-up transformer and is connected with electric energy output by the wind driven generator in a grid mode.
9. The wind and wave coupling utilization device based on the fixed jacket foundation of claim 1, wherein: the swing arm is formed by welding square steel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020569901.3U CN212155044U (en) | 2020-04-17 | 2020-04-17 | Wind wave coupling utilization device based on fixed jacket foundation |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020569901.3U CN212155044U (en) | 2020-04-17 | 2020-04-17 | Wind wave coupling utilization device based on fixed jacket foundation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111706467A (en) * | 2020-04-17 | 2020-09-25 | 中国海洋大学 | Wind wave coupling utilization device based on fixed jacket foundation and power generation method thereof |
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- 2020-04-17 CN CN202020569901.3U patent/CN212155044U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111706467A (en) * | 2020-04-17 | 2020-09-25 | 中国海洋大学 | Wind wave coupling utilization device based on fixed jacket foundation and power generation method thereof |
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