CN208089458U - A kind of vortex-induced vibration power generator for marineland - Google Patents
A kind of vortex-induced vibration power generator for marineland Download PDFInfo
- Publication number
- CN208089458U CN208089458U CN201820474352.4U CN201820474352U CN208089458U CN 208089458 U CN208089458 U CN 208089458U CN 201820474352 U CN201820474352 U CN 201820474352U CN 208089458 U CN208089458 U CN 208089458U
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- China
- Prior art keywords
- vortex
- marineland
- power generator
- vibrating arm
- induced vibration
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- 230000005611 electricity Effects 0.000 claims abstract description 10
- 230000033001 locomotion Effects 0.000 claims abstract description 7
- 238000009360 aquaculture Methods 0.000 claims description 11
- 244000144974 aquaculture Species 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 2
- 230000004224 protection Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 238000013016 damping Methods 0.000 description 5
- 230000009467 reduction Effects 0.000 description 4
- 241000251468 Actinopterygii Species 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009313 farming Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000012258 culturing Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000003455 independent Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000009364 mariculture Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
-
- 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
- Y02E10/20—Hydro energy
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/60—Fishing; Aquaculture; Aquafarming
Landscapes
- Farming Of Fish And Shellfish (AREA)
Abstract
The utility model discloses a kind of vortex-induced vibration power generator for marineland, including streamlined shell, the streamlined shell is equipped with stem entrance and tail portion exports, flow is flowed into from stem entrance in streamlined housing body, filter screen, kuppe are equipped in streamlined housing body successively, fixes and makes scroll bar and multistage vibrating arm, flow makes the multistage vibrating arm movement of scroll bar driving by fixed, to which multistage vibrating arm generates electricity.The vortex-induced vibration power generator for marineland of the utility model, effectively can convert energy by ocean current to electric energy and be used, and belong to clean energy resource conversion equipment, pollution-free, have environment friendly；It is capable of the capture of auto-steering progress energy by ocean current, the generating efficiency higher within the complete period in service life by being oriented to tail structure；Under the protections such as filter screen and kuppe, reliability of structure higher, and be fixed by hawser, installation easy to disassemble.
Description
Technical field
The present invention relates to the vortex-induced vibration power generator for marineland, belong to power field.
Background technology
Continuous development with various countries to the exploration of marine resources and to sea farming technology, the acquisition of marine product from
It hunts to cultivation constantly transformation.The devices such as marineland and preventing deep water breeding net case are constantly put into ocean use, electricity consumption
Problem and environmental issue also limit the development of sea ranch deep water, offshore independent at the problem of marine aquaculture.
Currently, the supply of electric power of marineland and aquaculture net cage is mainly provided by sea cable and micro-machine, cost consumption is big,
Fuel oil needed for motor etc. can also generate marine environment pollution, and the new energy such as solar energy are by influenced using area can not
Effectively carry out.In this context, a kind of vortex-induced vibration power generator for marineland and aquaculture net cage, production are proposed
Raw electricity is directly used in the use of farm and aquaculture net cage.
Vortex-induced vibration is fluid by generating the vortex of the alternating bleed off of rule after obtuse works at rear, due to vortex
Fall off generation pressure change so that cause obtuse works there is a phenomenon where of reciprocating vibration.Recently as to novel energy
It constantly explores and research, the energy that vortex-induced vibration generates is increasingly becoming a kind of mechanical energy that can be utilized from harmful energy, at
For the hot spot object of scholar's research.
Invention content
Goal of the invention：In order to overcome the deficiencies in the prior art, the present invention provides a kind of for marineland
Vortex-induced vibration power generator, is used for marineland and aquaculture net cage, and the electric energy of generation is directly utilized or is stored.
Technical solution：In order to solve the above technical problems, a kind of vortex-induced vibration for marineland of the present invention generates electricity
Device, including streamlined shell, the streamlined shell is equipped with stem entrance and tail portion exports, and flow is flowed into from stem entrance to flow
Filter screen, kuppe are equipped in line style shell, in streamlined housing body successively, fixes and makes scroll bar and multistage vibrating arm, flow passes through
It is fixed to make the multistage vibrating arm movement of scroll bar driving, to which multistage vibrating arm generates electricity.
Preferably, the top of the streamlined shell is equipped with rotation hanging scaffold, rotation hanging scaffold is connect with swivel bearing hanging ring,
Rotation hanging scaffold is connect by swivel bearing hanging ring with aquaculture net cage, is equipped in the tail portion of streamlined shell and is oriented to empennage, by leading
To empennage and swivel bearing hanging ring streamlined shell is consistent with direction of flow.
Preferably, the filter screen includes the poroid of filter screen fixed ring and the hard that is fixed in filter screen fixed ring
Structure, filter screen fixed ring are screwed on streamlined shell.
Preferably, the kuppe includes kuppe fixed card buckle and the funnel-form that is fixed in kuppe fixed card buckle
Deflector, deflector be equipped with several deflector holes.
Include snap ring and make scroll bar preferably, scroll bar is made in the fixation, snap ring is fixedly connected with streamlined shell, makes whirlpool
Bar is fixed in snap ring.
Preferably, the multistage vibrating arm includes three-level vibrating arm, every grade of vibrating arm includes vibration bar unit, straight-line electric
Machine and returning spring, vibration bar unit both sides connect linear motor, when vibrating bar unit generation vortex-induced vibration reciprocating motion, push away
Dynamic linear motor moves back and forth generation electric current, and returning spring is installed on inside linear motor, ensures that vibrating arm returns back to and initially shakes
Dynamic position is vibrated next time.
Preferably, the swivel bearing hanging ring includes cylindrical shell, hanging ring and bearing holder (housing, cover), and hanging ring and hawser, hanging ring peace
Mounted in hull outside, bearing holder (housing, cover) is located in cylindrical shell, and bearing holder (housing, cover) is connect with rotation hanging scaffold.
In the present invention, which is designed for mariculture net cage and farm, is mainly used for floating culturing net
The underwater power generation of case and power supply.Meanwhile vortex-induced vibration is amplified by fixed scroll bar of making, to obtain higher electric energy conversion efficiency.
The problems such as which solves sea farming deep water, offshore independents, more traditional vortex-induced vibration power generator is relatively beneficial to
The development and progress of marine aquaculture.The present invention in combination with the bionical fairing of fish shape, can according to water (flow) direction from
The guidings empennage and swivel bearing hanging ring of dynamic rotation, amplify three-level vibrating arm vortex-induced vibration make scroll bar.Finally, it is ground according to existing
Study carefully achievement, three-level vibrating arm has been provided with the foundation that can carry out replacing adjusting according to practical marine site flow velocity with scroll bar is made, to reach
To best generating efficiency.
Advantageous effect：The vortex-induced vibration power generator for marineland of the present invention, has the following advantages：
1. the device effectively can convert energy by ocean current to electric energy and be used, belong to clean energy resource conversion equipment,
It is pollution-free, there is environment friendly.
2. capableing of the capture of auto-steering progress energy by ocean current, the generating efficiency within the complete period in service life by being oriented to tail structure
Higher.
3. under the protections such as filter screen and kuppe, reliability of structure higher, and be fixed by hawser, conveniently tear open
Unload installation.
Description of the drawings
Fig. 1 is the overall structure exploded perspective view of the present invention；
Fig. 2 is the filter screen schematic diagram of the present invention；
Fig. 3 is the kuppe schematic diagram of the present invention；
Fig. 4 is that scroll bar schematic diagram is made in the fixation of the present invention；
Fig. 5 is the multistage vibrating arm schematic diagram of the present invention；
Fig. 6 is the vibrating arm schematic diagram of the present invention；
Fig. 7 is the swivel bearing hanging ring schematic diagram of the present invention；
Fig. 8 is the arrangement mounting means schematic diagram of the present invention；
Fig. 9 is profile of the present invention to vibrating arm generating efficiency under the conditions of friction speed and damping ratio.
Specific implementation mode
As shown in Figures 1 to 8, a kind of vortex-induced vibration power generator for marineland of the invention, including streamline
Shell body 1, kuppe 3, is fixed and makes scroll bar 4, multistage vibrating arm 5 and swivel bearing hanging ring 6 filter screen 2.Streamlined shell 1 wraps
It includes stem entrance 11, tail portion outlet 12, be oriented to empennage 13 and rotation hanging scaffold 14.When the power generator is arranged under water, flow
Entered inside streamlined shell 1 by stem entrance 11, drives multistage vibrating arm 5 to generate electricity by flow, flow is logical later
Cross 12 outflow power generator of tail portion outlet.When water (flow) direction changes, active force of the flow action on being oriented to empennage 13
Variation is generated, leading to guiding 13 left and right sides of empennage, there are pressure differences, and then power generator is driven to be generated around swivel bearing hanging ring 6
Rotation, further generating steerage should make the stem entrance 11 of device be consistent with direction of flow.Rotate hanging scaffold 14 and rotation
Bearing hanging ring 6 is fixed together, by hawser by entire power generator be suspended on the water surface of aquaculture net cage or marineland with
Under generate electricity.
In the present invention, as shown in Fig. 2, the filter screen 2 includes the cavernous structure of filter screen fixed ring 21 and hard
22, filter screen fixed ring 21 is screwed on streamlined shell 1, easy to disassemble and cleaning.Due to marineland and
It is mainly used for cultured fishes and all kinds of marine products, including animal and plant in aquaculture net cage, filter screen 2 is mainly used for preventing larger
Animal and plant enter power generator and lead to death and damage device.
In invention, as shown in figure 3, kuppe 3 includes kuppe fixed card buckle 31 and funnel-form deflector hole 32.Whirlpool exciting
Dynamic electricity generation system is more sensitive to velocity ratio, needs more stable and uniform incoming to reach higher energy capture efficiency, leads to
Cross funnel-form deflector hole 32 will by filter screen 2 flow carry out water conservancy diversion speed limit, make the flow by kuppe 3 become it is uniform and
Stable incoming is beneficial to the fixed vortex for making scroll bar 4 and generates.
In invention, as shown in figure 4, fixed scroll bar 4 of making includes snap ring 41 and makes scroll bar 42, snap ring 41 and streamlined shell
It is fixed, scroll bar 42 is made for generating the vortex for being conducive to the vibration of rear multistage vibrating arm 5, according to the mean flow rate in used marine site
And density, different surface roughness can be changed to, different-diameter makes scroll bar 42.
In invention, as shown in figure 5, multistage vibrating arm 5 includes three-level vibrating arm, vibration bar unit 51, straight is specifically included
Line motor 52 and returning spring 53.Diameter, relative mass ratio, surface roughness and the straight-line electric of the vibration bar unit 51
The damping ratio of machine 52 and returning spring 53 codetermines the generating efficiency of the power generator, be used in combination marine site mean flow rate and
The factors such as density are adjusted, and the generating efficiency of the device is vibrating arm energy capture efficiency and linear motor electric energy conversion efficiency
Product, the energy capture efficiency of vibrating arm is：
Wherein η is the energy capture efficiency of single vibrating arm, and St is Si Telaohaer of the vibrating arm under local flow velocity
Number, ξsysFor the damping ratio of system, m*And CaFor mass ratio and additional mass, x is amplitude and Ur is dimensionless reduction speed.It is right
For the same vibrating arm, dimensionless reduction speed has direct relation with local flow velocity, when flow velocity changes, amplitude
It changes with reduction speed, and then influences the generating efficiency of single vibrating arm, Fig. 9 has chosen a kind of damping ratio and shakes in difference
Generating efficiency change curve under lever quality, different reduction velocity conditions can be obtained in conjunction with the collection of illustrative plates of existing research flat
The parameters such as optimal vibration bar quality, roughness, damping ratio under equal flow conditions, to reach best generating efficiency.The multistage
The vibration bar unit 51 of vibrating arm 5 is under incoming and the fixed vortex collective effect for making the generation of scroll bar 4, it may occur that above and below reciprocal
Movement, the movement convert energy by ocean current to mechanical energy, and then push linear motor to generate reciprocal cycle movement and generate electric current.
Optimal vibration position is returned back to by bar unit 51 is vibrated by the returning spring 53, be conducive to vibration next time catches energy.
In invention, as shown in fig. 7, swivel bearing hanging ring 6 includes hanging ring 61 and bearing holder (housing, cover) 62, hanging ring 61 and hawser phase
Even, power generator is hung on the floating body of marineland or aquaculture net cage.Bearing holder (housing, cover) 62 and rotation hanging scaffold 14 coordinate, and are used for
The rotation of power generator keeps stem entrance 11 to be consistent with direction of flow.
Claims (7)
1. a kind of vortex-induced vibration power generator for marineland, it is characterised in that：Including streamlined shell, the streamline
Shell body is equipped with stem entrance and tail portion exports, and flow is flowed into from stem entrance in streamlined housing body, in streamlined housing body successively
It equipped with filter screen, kuppe, fixes and makes scroll bar and multistage vibrating arm, flow makes the multistage vibrating arm fortune of scroll bar driving by fixed
It is dynamic, to which multistage vibrating arm generates electricity.
2. the vortex-induced vibration power generator according to claim 1 for marineland, it is characterised in that：The streamline
The top of shell body is equipped with rotation hanging scaffold, and rotation hanging scaffold is connect with swivel bearing hanging ring, and rotation hanging scaffold passes through swivel bearing hanging ring
It is connect with aquaculture net cage, is equipped in the tail portion of streamlined shell and is oriented to empennage, made by being oriented to empennage and swivel bearing hanging ring
Streamlined shell is consistent with direction of flow.
3. the vortex-induced vibration power generator according to claim 1 for marineland, it is characterised in that：The filtering
Net includes the cavernous structure of filter screen fixed ring and the hard being fixed in filter screen fixed ring, and filter screen fixed ring passes through screw
It is fixed on streamlined shell.
4. the vortex-induced vibration power generator according to claim 1 for marineland, it is characterised in that：The water conservancy diversion
The funnelform deflector for including kuppe fixed card buckle and being fixed in kuppe fixed card buckle is covered, deflector is equipped with several
A deflector hole.
5. the vortex-induced vibration power generator according to claim 1 for marineland, it is characterised in that：The fixation
It makes scroll bar to include snap ring and make scroll bar, snap ring is fixedly connected with streamlined shell, is made scroll bar and is fixed in snap ring.
6. the vortex-induced vibration power generator according to claim 1 for marineland, it is characterised in that：The multistage
Vibrating arm includes three-level vibrating arm, and every grade of vibrating arm includes vibration bar unit, linear motor and returning spring, vibrates bar unit two
Side connects linear motor, when vibrating bar unit generation vortex-induced vibration reciprocating motion, linear motor is pushed to move back and forth generation electricity
Stream, returning spring are installed on inside linear motor.
7. the vortex-induced vibration power generator according to claim 1 for marineland, it is characterised in that：The rotation
Bearing hanging ring includes cylindrical shell, hanging ring and bearing holder (housing, cover), and hanging ring and hawser, hanging ring are mounted on hull outside, and bearing holder (housing, cover) is located at circle
In column shell, bearing holder (housing, cover) is connect with rotation hanging scaffold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820474352.4U CN208089458U (en) | 2018-04-04 | 2018-04-04 | A kind of vortex-induced vibration power generator for marineland |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820474352.4U CN208089458U (en) | 2018-04-04 | 2018-04-04 | A kind of vortex-induced vibration power generator for marineland |
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| Publication Number | Publication Date |
|---|---|
| CN208089458U true CN208089458U (en) | 2018-11-13 |
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ID=64058103
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820474352.4U Active CN208089458U (en) | 2018-04-04 | 2018-04-04 | A kind of vortex-induced vibration power generator for marineland |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108331702A (en) * | 2018-04-04 | 2018-07-27 | 江苏科技大学 | A kind of vortex-induced vibration power generator for marineland |
-
2018
- 2018-04-04 CN CN201820474352.4U patent/CN208089458U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108331702A (en) * | 2018-04-04 | 2018-07-27 | 江苏科技大学 | A kind of vortex-induced vibration power generator for marineland |
| CN108331702B (en) * | 2018-04-04 | 2024-01-23 | 江苏科技大学 | Vortex-induced vibration power generation device for offshore farms |
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