CN107786124A - Wave energy marine tidal-current energy combined generating system - Google Patents
Wave energy marine tidal-current energy combined generating system Download PDFInfo
- Publication number
- CN107786124A CN107786124A CN201711254619.5A CN201711254619A CN107786124A CN 107786124 A CN107786124 A CN 107786124A CN 201711254619 A CN201711254619 A CN 201711254619A CN 107786124 A CN107786124 A CN 107786124A
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- energy
- support
- marine tidal
- generating system
- wave energy
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- 238000007667 floating Methods 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 238000010521 absorption reaction Methods 0.000 claims description 14
- 239000002033 PVDF binder Substances 0.000 claims description 5
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 5
- 239000012528 membrane Substances 0.000 claims description 4
- 230000009977 dual effect Effects 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims 1
- 230000005611 electricity Effects 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010248 power generation Methods 0.000 description 11
- 239000013535 sea water Substances 0.000 description 8
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
- H02N2/185—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators using fluid streams
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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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- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
Wave energy marine tidal-current energy combined generating system; including being provided with hog frame among support, the support; it is characterized in that; the top of the support is provided with protection panels; collection of energy converter is arranged in protection panels; piezoelectric patches is connected with below the collection of energy converter; floating body is laid in the center of hog frame; principal post is through on floating body; the upper and lower part of principal post is mounted on fixed cover; fixed cover is provided with piston-type hydraulic cylinder and four corners of hog frame connect, and the top of principal post, which also extends, to be fixed in protection panels and be connected with piezoelectric patches.Beneficial effects of the present invention：1st, the system comprehensively utilizes ocean wave energy simultaneously and marine tidal-current energy is generated electricity, and marine energy utilization rate is higher；2nd, generated electricity using piezo-electric effect, the marine structure that can not be rotated suitable for some is generated electricity；3rd, because TRT is without significantly rotary motion, thus be hardly damaged, service life is long, it is simple to safeguard.
Description
Technical field
The present invention relates to a kind of wave energy marine tidal-current energy combined generating system, belong to field of ocean engineering.
Background technology
The energy contained using ocean is generated electricity.The energy of ocean include seawater kinetic energy (including energy by ocean current, wave energy etc.),
Energy of temperature difference contained energy, tide between surface seawater and deep sea water etc. (see tidal power station, ocean energy power station).Ocean
The regenerative resource contained in Yu Haiyang can be often referred to, mainly including tide energy, wave energy, energy by ocean current, thermal gradient energy of sea water, seawater
Salt error can etc. ocean energies contain abundant, distribution is wide, cleanliness without any pollution, but energy density is low, and region is strong, thus develops difficult
And the mode for having certain limitation utilization mainly generates electricity, wherein tidal power generation and small-sized wave-activated power generation technology is real
With change wave-energy power generations utilize be wave of the sea move up and down kinetic energy.
A such as Application No. CN105003389A discloses a kind of offshore wind farm and Ocean Tidal Current Energy combined power generation device, main
To include Oversea wind power generation subsystem, marine tidal-current energy power generation sub-system, brace foundation system and electrical energy transportation system；Oversea wind
Power generation sub-system is fixed on more than sea level by brace foundation system, and brace foundation system is single pile formula base form, trend
Can power generation sub-system be arranged on by L-type support frame beside brace foundation system, electrical energy transportation system is by offshore wind generating
It is transported in the lump in power network with the electricity that tidal current generator is sent；The present invention makes full use of ocean confined space resource, improves ocean
Resource utilization, increase marine wind electric field economic benefit, and marine tidal-current energy power generation sub-system has driftage function, can fully obtain
Marine tidal-current energy is taken, improves the Generation Rate of equipment.
And for example an Application No. CN102797617A discloses a kind of offshore wind power and ocean wave energy combined generating set,
Including the offshore wind farm device being made up of marine power generation blower fan and offshore wind power platform supporter, offshore wind power platform supporter leads to
Cross can loading and unloading bracket connected with more than two floating wave energy generating sets, point floating wave energy generating set and marine send out
The electricity that electric fan is sent accesses land power network after transformer is adjusted by submarine cable, and the present invention makes full use of marine resource,
The overall economy quality of marine wind electric field is improved, reduces the cost of wave-energy power generation.
Ocean wave energy and marine tidal-current energy belong to reproducible clean energy resource, have the advantages of inexhaustible.
The electric energy that how seawater kinetic energy to be efficiently converted into directly to utilize turns into key.Patent of the present invention is exactly to solve above-mentioned ask
Topic and design, it is therefore intended that solve how seawater kinetic energy to be efficiently converted into electric energy, solve marine structure and pirate occupies
People's household electricity, reduce non-renewable energy resources and pollute environmental energy consumption, alleviate energy shortage the problems such as, respond country section
Energy emission reduction is advocated.
The content of the invention
The problem of existing instant invention overcomes prior art, it is proposed that a kind of wave energy marine tidal-current energy combined generating system, this
Invention system comprehensively utilizes ocean wave energy simultaneously and marine tidal-current energy is generated electricity, and marine energy utilization rate is higher；Imitated using piezoelectricity
It should be generated electricity, the marine structure that can not be rotated suitable for some is generated electricity, because TRT does not have
Significantly rotary motion, thus be hardly damaged, service life is long, it is simple to safeguard.
The concrete technical scheme of the present invention is as follows：
Hog frame is provided among wave energy marine tidal-current energy combined generating system, including support, the support, it is characterised in that
The top of the support is provided with protection panels, and collection of energy converter is arranged in protection panels, the collection of energy conversion
Piezoelectric patches is connected with below device, floating body is laid in the center of hog frame, and principal post is through on floating body, and the upper and lower part of principal post is pacified
Equipped with fixed cover, fixed cover is provided with piston-type hydraulic cylinder and four corners of hog frame connect, and the top of principal post also extends admittedly
It is scheduled in protection panels and is connected with piezoelectric patches.
Water absorption channel and Hai Mu hertz resonator are arranged on the bottom of support, and the afterbody of the water absorption channel is provided with double disturb
The head for flowing cylinder and Hai Mu hertz resonators is connected with each other, and the afterbody on the head of last of the twelve Earthly Branches nurse hertz resonator is provided with PVDF piezoelectricity
Film.
Preferentially, the water absorption channel is shaped as horn.
Preferentially, support and hog frame the surface zinc-plated processing.
Preferentially, it is also equipped with GPS positioning device on the support.
Preferentially, signal lamp is installed at the top of the support.
Preferentially, the water inlet of the water absorption channel is provided with guard.
Beneficial effects of the present invention：1st, the system comprehensively utilizes ocean wave energy simultaneously and marine tidal-current energy is generated electricity, ocean
Energy utilization rate is higher；2nd, generated electricity using piezo-electric effect, the marine structure that can not be rotated suitable for some
To be generated electricity；3rd, because TRT is without significantly rotary motion, thus be hardly damaged, service life is long, safeguards letter
It is single.
Brief description of the drawings
Fig. 1 is the side view of wave energy marine tidal-current energy combined generating system of the present invention；
Fig. 2 is wave energy marine tidal-current energy combined generating system structure chart of the present invention.
Embodiment
Embodiment 1
As illustrated, it is provided with hog frame among wave energy marine tidal-current energy combined generating system, including support 11, the support 11
12, the top of the support 11 is provided with protection panels 3, and collection of energy converter 1 is arranged in protection panels 3, the energy
Collect the lower section of converter 1 and be connected with piezoelectric patches 2, floating body 5 is laid in the center of hog frame 12, and principal post 10 is through on floating body 5, principal post
10 upper and lower part is mounted on fixed cover 14, and fixed cover 14 is provided with four angles of piston-type hydraulic cylinder 4 and hog frame 12
Fall connection, the top of principal post 10, which also extends, to be fixed in protection panels 3 and be connected with piezoelectric patches 2.
Water absorption channel 7 and Hai Mu hertz resonator 8 are arranged on the bottom of support 11, the afterbody installation of the water absorption channel 7
There are the interconnection of the head of dual turbulent cylinder 6 and Hai Mu hertz resonator 8, the afterbody installation on the head of last of the twelve Earthly Branches nurse hertz resonator 8
There are PVDF piezoelectric membranes 9.Water absorption channel 7 is shaped as horn.The surface zinc-plated processing of support 11 and hog frame 12, so
Service life can be increased in the sea.The position that GPS positioning device is used for positioner is also equipped with support 11.Support 11
Top is provided with signal lamp long night prompting night contact ship, prevents to collide.The water inlet of water absorption channel 7 can provided with guard
Effectively to block debris through the country, prevent rubbish from entering in water absorption channel 7.In addition, according to depth of water situation, water absorption channel 7
And its dual turbulent cylinder 6, last of the twelve Earthly Branches nurse hertz resonator 8 and the PVDF piezoelectric membranes 9 of afterbody installation can carry out array peace with top to bottm
Dress.
The operation principle of piezoelectric patches 2 is to use direct piezoelectric effect, i.e., piezoelectric patches 2 is deformed by upper external force in a certain direction
When, have positive and negative opposite electric charge while appear in its apparent surface, and polarization phenomena are there is also inside it, work as external force
After removing, it can return to original uncharged state again, and the wave energy and marine tidal-current energy in seawater make piezoresistive material as vibration source
Material deforms upon, so as to realize from mechanical energy to electric transformation of energy.Floating body 5 is constantly moved up and down by the drive of wave energy,
Make principal post 10 constantly move up and down to drive piezoelectric patches 2 to be influenceed the positive and negative opposite electric charge of deformation appearance by external force while appear in it
Apparent surface, there is also polarization phenomena inside it and generated electricity, collection of energy converter 1, which is responsible for receiving energy, to be converted.
Similarly, water absorption channel 7 acts on last of the twelve Earthly Branches nurse hertz resonator 8 by the entrance of marine tidal-current energy in the sea, is sent out PVDF piezoelectric membranes 9
Electricity.Support 11 uses hollow high-strength corrosion-proof material manufacture, laid inside electrified wire, underwater marine tidal-current energy can generate electricity and fill
Put the electric energy sent and be transferred to above stored.
In addition to the implementation, the present invention can also have other embodiment.It is all to use equivalent substitution or equivalent transformation shape
Into technical scheme, all fall within the protection domains of application claims.
Claims (4)
1. hog frame (12) is provided among wave energy marine tidal-current energy combined generating system, including support (11), the support (11), its
It is characterised by, support (11) top is provided with protection panels (3), and collection of energy converter (1) is arranged on protection panels (3)
On, piezoelectric patches (2) is connected with below the collection of energy converter (1), floating body (5) is laid in the center of hog frame (12), main
Post (10) is through on floating body (5), and the upper and lower part of principal post (10) is mounted on fixed cover (14), and fixed cover (14), which is provided with, lives
Plunger type hydraulic cylinder (4) is connected with four corners of hog frame (12), and the top of principal post (10), which also extends, is fixed on protection panels (3)
Above and with piezoelectric patches (2) it is connected.
Water absorption channel (7) and last of the twelve Earthly Branches nurse hertz resonator (8) are arranged on the bottom of support (11), the afterbody of the water absorption channel (7)
The head for being provided with dual turbulent cylinder (6) and last of the twelve Earthly Branches nurse hertz resonator (8) is connected with each other, the head of last of the twelve Earthly Branches nurse hertz resonator (8)
Afterbody PVDF piezoelectric membranes (9) are installed.
2. wave energy marine tidal-current energy combined generating system as claimed in claim 1, it is characterised in that the water absorption channel (7)
It is shaped as horn.
3. wave energy marine tidal-current energy combined generating system as claimed in claim 1, it is characterised in that the support (11) and reinforcement
Frame (12) surface zinc-plated processing.
4. wave energy marine tidal-current energy combined generating system as claimed in claim 1, it is characterised in that also pacify on the support (11)
Equipped with GPS positioning device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711254619.5A CN107786124B (en) | 2017-12-01 | 2017-12-01 | Wave energy and tidal current energy combined power generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711254619.5A CN107786124B (en) | 2017-12-01 | 2017-12-01 | Wave energy and tidal current energy combined power generation system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107786124A true CN107786124A (en) | 2018-03-09 |
| CN107786124B CN107786124B (en) | 2023-08-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711254619.5A Active CN107786124B (en) | 2017-12-01 | 2017-12-01 | Wave energy and tidal current energy combined power generation system |
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| Country | Link |
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| CN (1) | CN107786124B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550859A (en) * | 2021-08-03 | 2021-10-26 | 曾昭达 | Ocean current and ocean wave energy collecting unit |
| CN113898531A (en) * | 2021-10-11 | 2022-01-07 | 浙江海洋大学 | Ocean platform power generation device integrating wind energy, wave energy and tidal current energy |
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|---|---|---|---|---|
| CN102797617A (en) * | 2012-08-14 | 2012-11-28 | 中国华能集团清洁能源技术研究院有限公司 | Offshore wind power and ocean wave energy combined generating set |
| KR20130103906A (en) * | 2012-03-12 | 2013-09-25 | 한국세라믹기술원 | Apparatus for ocean hybrid piezoelectric energy harvesting |
| CN203377813U (en) * | 2013-06-04 | 2014-01-01 | 上海电力学院 | Power generating device for absorbing noise |
| CN104282299A (en) * | 2013-07-12 | 2015-01-14 | 中国科学院声学研究所 | Longitudinal vibration Helmholtz deepwater low-frequency bandwidth transducer |
| CN104595096A (en) * | 2015-02-09 | 2015-05-06 | 上海海洋大学 | Wave energy, wind energy and tidal current energy combined power generating device |
| US20150285212A1 (en) * | 2014-04-07 | 2015-10-08 | University Of Manitoba | Ocean Wave Energy Harvesting With a Piezoelectric Coupled Buoy |
| CN106837670A (en) * | 2017-03-24 | 2017-06-13 | 河海大学 | A kind of piezoelectric type wave energy generating set and offshore lighthouse electric power system |
| CN107222130A (en) * | 2017-07-25 | 2017-09-29 | 青岛大学 | A kind of novel piezoelectric TRT of utilization wave energy |
-
2017
- 2017-12-01 CN CN201711254619.5A patent/CN107786124B/en active Active
Patent Citations (8)
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| KR20130103906A (en) * | 2012-03-12 | 2013-09-25 | 한국세라믹기술원 | Apparatus for ocean hybrid piezoelectric energy harvesting |
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| CN203377813U (en) * | 2013-06-04 | 2014-01-01 | 上海电力学院 | Power generating device for absorbing noise |
| CN104282299A (en) * | 2013-07-12 | 2015-01-14 | 中国科学院声学研究所 | Longitudinal vibration Helmholtz deepwater low-frequency bandwidth transducer |
| US20150285212A1 (en) * | 2014-04-07 | 2015-10-08 | University Of Manitoba | Ocean Wave Energy Harvesting With a Piezoelectric Coupled Buoy |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550859A (en) * | 2021-08-03 | 2021-10-26 | 曾昭达 | Ocean current and ocean wave energy collecting unit |
| CN113898531A (en) * | 2021-10-11 | 2022-01-07 | 浙江海洋大学 | Ocean platform power generation device integrating wind energy, wave energy and tidal current energy |
| CN113898531B (en) * | 2021-10-11 | 2023-03-10 | 浙江海洋大学 | Ocean platform power generation device integrating wind energy, wave energy and tidal current energy |
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| Publication number | Publication date |
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| CN107786124B (en) | 2023-08-08 |
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