CN113482842A - Bidirectional ocean current power generation system - Google Patents
Bidirectional ocean current power generation system Download PDFInfo
- Publication number
- CN113482842A CN113482842A CN202110850934.4A CN202110850934A CN113482842A CN 113482842 A CN113482842 A CN 113482842A CN 202110850934 A CN202110850934 A CN 202110850934A CN 113482842 A CN113482842 A CN 113482842A
- Authority
- CN
- China
- Prior art keywords
- diversion cavity
- ocean current
- current power
- water
- cavity cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000010248 power generation Methods 0.000 title claims abstract description 18
- 230000002457 bidirectional effect Effects 0.000 title description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 238000003756 stirring Methods 0.000 claims description 20
- 239000004744 fabric Substances 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000005253 cladding Methods 0.000 abstract 1
- 239000013535 sea water Substances 0.000 description 7
- 230000005611 electricity Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- 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
- F03B13/26—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 tide energy
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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
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
- B63B21/24—Anchors
- B63B21/26—Anchors securing to bed
-
- 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
-
- 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)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Oceanography (AREA)
- General Engineering & Computer Science (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The utility model provides a two-way ocean current power generation system, relates to power generation facility technical field, including rotating the water vane that installs in aquatic, the outside cladding of water vane has the water conservancy diversion chamber cover still, offers the water conservancy diversion chamber that is linked together with water vane on the relative terminal surface of water conservancy diversion chamber cover. The invention solves the problem that the device in the traditional technology is limited by the installation mode of the blades, so that the blades can not fully utilize the power of reciprocating ocean current, and the power generation efficiency is reduced; and when the device is installed and used, the device is not convenient to fix in the sea, a series of devices are required to be built for supporting the power generation device, and the problems of difficult maintenance and extremely high cost are caused.
Description
Technical Field
The invention relates to the technical field of power generation devices, in particular to a bidirectional ocean current power generation system.
Background
The tide phenomenon is the influence of gravity of the moon on the earth, so that the formed seawater moves periodically, China has a coastline as long as ten thousand and eight thousand kilometers, the energy brought by the tide is huge, and if the energy brought by the tide is reasonably utilized, a large amount of energy resources are saved for China; at present, the main purpose of utilizing the tide is to generate electricity, however, the device utilizing the tide to generate electricity is very complex, high in manufacturing cost and huge in early investment, and is not beneficial to popularization and application of the tide electricity generation.
The prior art discloses a patent of CN209586581U, which comprises a generator assembly, a dam assembly and a buoy assembly; the generator assembly comprises blades, a generator rotor and a generator stator; the dam assembly comprises a left L-shaped fixed dam and a right L-shaped fixed dam; the buoy assembly comprises a left buoy, a right buoy and a vertical water retaining floating plate. The utility model provides a two-way power generation facility of morning and evening tides weak difference, simple structure, convenient to use can utilize the drop of the generator blade left and right sides tidal water to realize two-way electricity generation at the in-process of rising tide and falling tide.
However, with the application of the ship, the defects of the technology are gradually exposed:
first, the device is limited in the installation manner of the blades when used in the ocean, so that the blades cannot fully utilize the power of the reciprocating ocean current, and the power generation efficiency is reduced.
Secondly, the device is not easily fixed in the sea when being installed and used, a series of devices are required to be built for supporting the power generation device, and the maintenance is difficult and the cost is extremely high.
In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a bidirectional ocean current power generation system which is used for solving the problem that a device in the prior art is limited by the installation mode of blades, so that the blades cannot fully utilize the power of reciprocating ocean current, and the power generation efficiency is reduced; and when the device is installed and used, the device is not convenient to fix in the sea, a series of devices are required to be built for supporting the power generation device, and the problems of difficult maintenance and extremely high cost are caused.
In order to achieve the purpose, the invention provides the following technical scheme:
a bidirectional ocean current power generation system comprises water stirring blades rotatably installed in water, wherein a diversion cavity cover is further wrapped outside the water stirring blades, and diversion cavities communicated with the water stirring blades are formed in the opposite end faces of the diversion cavity cover.
As an optimized scheme, the diversion cavity is arranged in a tapered manner, and the small-caliber end of the diversion cavity faces the water-stirring blades.
As an optimized scheme, the diversion cavity cover comprises a frame consisting of a plurality of rod bodies, and the surface of the frame is coated with a hard board or soft waterproof cloth.
As an optimized scheme, the water stirring blades comprise a rotating shaft vertically and rotatably installed in the guide cavity cover, and at least three blades extending along the axial direction of the rotating shaft are arranged on the peripheral wall of the rotating shaft in a surrounding mode.
As an optimized scheme, the blade comprises a frame body fixedly connected to the rotating shaft, and the frame body is coated with a hard board or soft waterproof cloth.
As an optimized scheme, reinforcing ribs formed by steel meshes or rope meshes are further arranged in the frame body.
As an optimized scheme, the frame part of the diversion cavity cover in the diversion cavity is also provided with a reinforcing rib formed by a steel mesh or a rope mesh.
As an optimized scheme, a generator connected with the rotating shaft is fixed at the upper end part of the diversion cavity cover.
As an optimized scheme, the upper end part of the diversion cavity cover is fixedly connected with a buoyancy block.
As an optimized scheme, two side walls of the diversion cavity cover in the water inlet and outlet direction are respectively connected with a pull rope assembly, and each pull rope assembly is connected with an upper pull rope connected with the water surface mark buoyancy body and a lower pull rope connected with the seabed ground anchor.
As an optimized scheme, the lower end part of the diversion cavity cover is also connected with a weight block through a weight rope.
Compared with the prior art, the invention has the beneficial effects that:
the opposite flow guide cavities are formed in the flow guide cavity cover, so that when tide flows, seawater flows in from the flow guide cavity on one side, drives the water stirring blades to rotate and then is discharged from the flow guide cavity on the other side, when the flow of the seawater is reversed, water inflow in the opposite direction is realized, when the tide flows in a reciprocating manner, the water stirring blades can be driven to rotate, and then the generator is driven to generate electricity, so that the electricity generation efficiency is improved;
the device has the advantages of simple structure, low construction cost, simple structure and light weight, has buoyancy by arranging the buoyancy block, is fixed on a seabed or a platform in the sea by the ground anchor, can realize the fixation of the power generation device, and has quick construction and low cost.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic structural view showing an installation state of the present invention;
in the figure: 1-a diversion cavity cover; 2-a flow guide cavity; 3-a blade; 4-a rotating shaft; 5-a generator; 6-weighing block; 7-a pull rope assembly; 8-a buoyancy block; 9-marking buoyancy body; 10-ground anchor.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 and 2, the bidirectional ocean current power generation system comprises water-stirring blades rotatably installed in water, wherein the water-stirring blades are further coated with a diversion cavity cover 1, and diversion cavities 2 communicated with the water-stirring blades are formed in the opposite end faces of the diversion cavity cover 1.
The flow guide cavity converts the linear flow direction of the seawater into a curved flow direction, and the rotation speed of the water stirring blades is driven.
The rotating shaft of the water stirring blade can be vertically arranged or horizontally arranged.
The diversion cavity 2 is arranged in a tapered manner, the small-caliber end of the diversion cavity 2 faces the water stirring blades, and the diversion cavity 2 is arranged in a tapered manner, so that the water inflow is improved, and larger kinetic energy is absorbed to drive the water stirring blades to rotate.
The diversion cavity cover 1 comprises a frame consisting of a plurality of rod bodies, hard plates or soft waterproof cloth are coated on the surface of the frame, and seawater can only enter and flow out of the two diversion cavities 2 through the coated waterproof cloth.
The water stirring blades comprise rotating shafts 4 vertically and rotatably arranged in the guide cavity cover 1, and at least three blades 3 extending along the axial direction of the rotating shafts are arranged on the peripheral wall of each rotating shaft 4 in a surrounding mode.
The blade 3 includes a frame body fixedly connected to the rotating shaft 4, the frame body is coated with a hard board or soft waterproof cloth, and the blade can also be a hard piece.
The frame body is also internally provided with a reinforcing rib formed by a steel mesh or a rope mesh, so that the surface which is contacted with seawater to do work is reinforced, and the stability of the support is improved.
The frame part of the diversion cavity cover 1 in the diversion cavity 2 is also provided with a reinforcing rib formed by a steel mesh or a rope mesh, so that the surface which is in contact with seawater and does work is reinforced, and the stability of support is improved.
The reinforcing ribs can also be metal members, fiber members or flexible cloth.
And a generator 5 connected with the rotating shaft 4 is fixed at the upper end part of the diversion cavity cover 1.
The upper end of the diversion cavity cover 1 is also fixedly connected with a buoyancy block 8 for providing buoyancy.
Two side walls of the diversion cavity cover 1 in the water inlet and outlet direction are respectively connected with a stay rope component 7, and each stay rope component 7 is connected with an upper stay rope connected with a water surface mark buoyancy body 9 and a lower stay rope connected with a seabed ground anchor 10.
The diversion cavity cover 1 is limited through the upper pull rope and the lower pull rope.
The lower end part of the diversion cavity cover 1 is also connected with a weight block 6 through a weight rope, and the weight block 6 is used for limiting the floating height of the diversion cavity cover in water.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (10)
1. A two-way ocean current power generation system is characterized in that: the water stirring device comprises water stirring blades which are rotatably installed in water, wherein a diversion cavity cover (1) is further coated outside the water stirring blades, and diversion cavities (2) communicated with the water stirring blades are formed in the opposite end faces of the diversion cavity cover (1).
2. A bi-directional ocean current power generating system according to claim 1, wherein: the diversion cavity (2) is arranged in a tapered mode, and the small-caliber end of the diversion cavity (2) faces the water shifting blades.
3. A bi-directional ocean current power generating system according to claim 1, wherein: the diversion cavity cover (1) comprises a frame consisting of a plurality of rod bodies, and the surface of the frame is coated with a hard board or soft waterproof cloth.
4. A bi-directional ocean current power generating system according to claim 1, wherein: the water stirring blades comprise rotating shafts (4) rotatably installed in the diversion cavity cover (1), and at least three blades (3) extending along the axial direction of the rotating shafts (4) are arranged on the peripheral wall of each rotating shaft in a surrounding mode.
5. A bi-directional ocean current power generating system according to claim 4, wherein: the blade (3) comprises a frame body fixedly connected to the rotating shaft (4), and the frame body is coated with a hard board or soft waterproof cloth.
6. A bi-directional ocean current power generating system according to claim 5, wherein: the frame body is also internally provided with reinforcing ribs formed by steel meshes or rope meshes, and the frame part of the diversion cavity cover (1) in the diversion cavity (2) is also provided with reinforcing ribs formed by steel meshes or rope meshes.
7. A bi-directional ocean current power generating system according to claim 1, wherein: and a generator (5) connected with the rotating shaft (4) is fixed at the upper end part of the diversion cavity cover (1).
8. A bi-directional ocean current power generating system according to claim 1, wherein: the upper end part of the diversion cavity cover (1) is also fixedly connected with a buoyancy block (8).
9. A bi-directional ocean current power generating system according to claim 1, wherein: two side walls of the diversion cavity cover (1) in the water inlet and outlet direction are respectively connected with a pull rope assembly (7), and each pull rope assembly (7) is connected with an upper pull rope connected with a water surface mark buoyancy body (9) and a lower pull rope connected with a seabed ground anchor (10).
10. A bi-directional ocean current power generating system according to claim 9, wherein: the lower end part of the diversion cavity cover (1) is also connected with a weight block (6) through a weight rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110850934.4A CN113482842A (en) | 2021-07-27 | 2021-07-27 | Bidirectional ocean current power generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110850934.4A CN113482842A (en) | 2021-07-27 | 2021-07-27 | Bidirectional ocean current power generation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113482842A true CN113482842A (en) | 2021-10-08 |
Family
ID=77942845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110850934.4A Pending CN113482842A (en) | 2021-07-27 | 2021-07-27 | Bidirectional ocean current power generation system |
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| Country | Link |
|---|---|
| CN (1) | CN113482842A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114109709A (en) * | 2021-10-18 | 2022-03-01 | 潍坊新力蒙水产技术有限公司 | Reinforcing device for bidirectional energy-gathering hydroelectric power generation device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102203408A (en) * | 2008-08-11 | 2011-09-28 | 拉尔夫-彼得·贝利 | Underwater turbine with winged diffuser for increased flow |
| WO2013089398A1 (en) * | 2011-12-12 | 2013-06-20 | Park Ji Won | Generator using ocean currents or tidal currents |
| CN103256170A (en) * | 2013-05-09 | 2013-08-21 | 哈尔滨工程大学 | Floating-barrel type tidal current energy generating device |
| WO2014205603A1 (en) * | 2013-06-28 | 2014-12-31 | Tidal Harness Limited | Platform for tidal turbines |
| CN104806417A (en) * | 2015-05-21 | 2015-07-29 | 边德文 | Water turbine capable of utilizing multi-directional water flow energy for ocean power generation and power generation method |
| CN107429656A (en) * | 2015-02-12 | 2017-12-01 | 液力能源公司 | Water power/water turbine and production and preparation method thereof |
-
2021
- 2021-07-27 CN CN202110850934.4A patent/CN113482842A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102203408A (en) * | 2008-08-11 | 2011-09-28 | 拉尔夫-彼得·贝利 | Underwater turbine with winged diffuser for increased flow |
| WO2013089398A1 (en) * | 2011-12-12 | 2013-06-20 | Park Ji Won | Generator using ocean currents or tidal currents |
| CN103256170A (en) * | 2013-05-09 | 2013-08-21 | 哈尔滨工程大学 | Floating-barrel type tidal current energy generating device |
| WO2014205603A1 (en) * | 2013-06-28 | 2014-12-31 | Tidal Harness Limited | Platform for tidal turbines |
| CN107429656A (en) * | 2015-02-12 | 2017-12-01 | 液力能源公司 | Water power/water turbine and production and preparation method thereof |
| CN104806417A (en) * | 2015-05-21 | 2015-07-29 | 边德文 | Water turbine capable of utilizing multi-directional water flow energy for ocean power generation and power generation method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114109709A (en) * | 2021-10-18 | 2022-03-01 | 潍坊新力蒙水产技术有限公司 | Reinforcing device for bidirectional energy-gathering hydroelectric power generation device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20211008 |