CN108019311A - Tandem wing marine tidal-current energy acquisition equipment - Google Patents
Tandem wing marine tidal-current energy acquisition equipment Download PDFInfo
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- CN108019311A CN108019311A CN201810011775.7A CN201810011775A CN108019311A CN 108019311 A CN108019311 A CN 108019311A CN 201810011775 A CN201810011775 A CN 201810011775A CN 108019311 A CN108019311 A CN 108019311A
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- energy acquisition
- wing
- acquisition equipment
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- 230000007246 mechanism Effects 0.000 claims abstract description 62
- 230000033001 locomotion Effects 0.000 claims description 29
- 230000001360 synchronised effect Effects 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000003079 width control Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 5
- 238000003306 harvesting Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 8
- 238000013461 design Methods 0.000 description 6
- 238000004088 simulation Methods 0.000 description 4
- 241000251468 Actinopterygii Species 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- RAFZYSUICBQABU-HMMYKYKNSA-N Phytal Chemical compound CC(C)CCCC(C)CCCC(C)CCC\C(C)=C\C=O RAFZYSUICBQABU-HMMYKYKNSA-N 0.000 description 1
- RAFZYSUICBQABU-QYLFUYDXSA-N Phytal Natural products CC(C)CCC[C@@H](C)CCC[C@@H](C)CCC\C(C)=C/C=O RAFZYSUICBQABU-QYLFUYDXSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 239000011664 nicotinic acid Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- RAFZYSUICBQABU-UHFFFAOYSA-N phytenal Natural products CC(C)CCCC(C)CCCC(C)CCCC(C)=CC=O RAFZYSUICBQABU-UHFFFAOYSA-N 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Classifications
-
- 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
- F03B13/264—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 using the horizontal flow of water resulting from tide movement
-
- 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
- F03B15/00—Controlling
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/50—Hydropower in dwellings
-
- 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)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Oceanography (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
- Hydraulic Turbines (AREA)
Abstract
The invention discloses a kind of tandem wing marine tidal-current energy acquisition equipment, mainly including main body frame, the corner control mechanism of blade, the amplitude controlling mechanism of blade, the level interval of front vane and rear blade and phase control mechanism, generating set；Amplitude controlling mechanism includes crank connecting rod sliding block mechanism, and corner control mechanism includes gear set.The both ends of the shaft of corner control mechanism and amplitude controlling mechanism are equipped with flying wheel and generator.Kinetic energy in leaf harvest current, drives generator to realize that energy is changed by crank connecting rod sliding block mechanism.By the rotation phase official post Strouhal number of blade before and after adjusting in certain scope, rear wing will have larger effective angle of attack in the trailing vortex field of front wing, and then realize higher energy acquisition efficiency.Device whole installation is simple and reliable, and noise is small, and energy acquisition is efficient, has a extensive future.
Description
Technical field
The present invention relates to a kind of marine tidal-current energy generating equipment, more particularly to a kind of tandem wing marine tidal-current energy acquisition equipment.
Background technology
With the progress of society, the consumption of the traditional fossil energy such as oil, coal increasingly increases and total amount is limited, green
Regenerative resource obtains most attention both domestic and external.Marine tidal-current energy can alleviate current change as a kind of green regenerative energy sources
Stone energy shortage problem, while the environmental pollution brought using fossil energy can also be effectively reduced.
At present, mainly there are vertical axis turbine and trunnion axis turbine to the development device of marine tidal-current energy.Perpendicular axis type turbine from
The limitation of direction of tide, but attack angle of blade cannot be effectively controlled, energy acquisition is less efficient；Horizontal axial type turbine uses propeller
Formula blade, it is stable, it can be conveniently overhauled, but the collection for influencing energy is interfered with each other between blade, while be unfavorable in water
Deep confined area arrangement.
The content of the invention
The object of the present invention is to provide it is a kind of can be according to easily being adjusted under flow condition, keep higher energy to adopt
Collect the tandem wing marine tidal-current energy acquisition equipment of efficiency.
The purpose of the present invention is what is be achieved through the following technical solutions：
The tandem wing marine tidal-current energy acquisition equipment of the present invention, including the corner control mechanism of main body frame, blade, blade shake
Width control mechanism, the level interval of front vane and rear blade and phase control mechanism, generating set；
The amplitude controlling mechanism includes crank connecting rod sliding block mechanism, and the corner control mechanism includes gear set.
As seen from the above technical solution provided by the invention, tandem wing marine tidal-current energy capture provided in an embodiment of the present invention
Device, simple and reliable for structure, easy for installation, energy capture is efficient, relatively low on the influence of underwater environment around, is easy in phytal zone
Domain is arranged.
Brief description of the drawings
Fig. 1 is the structure diagram of tandem wing marine tidal-current energy acquisition equipment provided in an embodiment of the present invention；
Fig. 2 is the structure diagram of the control mechanism of the up and down reciprocatingly amplitude of blade in the embodiment of the present invention；
Fig. 3 is the structure diagram of blade rotating angle control device of the present invention；
Fig. 4 is that the front and rear wing of the front and rear wing in the embodiment of the present invention rotates synchronously phase and the structure of level interval control mechanism
Schematic diagram；
Fig. 5 is the side view of the embodiment of the present invention；
Fig. 6 is the front view of the embodiment of the present invention；
Fig. 7 is the front and rear adjusting schematic diagram of front and rear wing level interval in the embodiment of the present invention；
Fig. 8 is the movement schematic diagram of the front and rear wing in the embodiment of the present invention；
Fig. 9 is the structure diagram of seat bottom type marine tidal-current energy capture arrangement in the embodiment of the present invention；
Figure 10 is the structure diagram of floating-type tidal current energy capture arrangement in the embodiment of the present invention；
The change that Figure 11 changes for the efficiency of blade before and after CFD numerical simulations two-dimentional in the embodiment of the present invention with phase difference
Change curve；
Figure 12 changes for the efficiency of blade before and after CFD numerical simulations two-dimentional in the embodiment of the present invention with level interval
Change curve.
In figure：
1 frame, 1.1 slides, 2 front wing frames, 2.1 slides, 2.2 shafts, 2.3 shafts, 2.4 generators, 2.5 cranks,
2.5.1 crank, 2.6 connecting rods, 2.6.1 connecting rods, 2.7 corner control mechanisms, 2.7.1 corner control mechanisms, 2.7-1 pinion gears,
2.7-2 gear wheels, 2.8 front wings, 2.9 slide-bars, 3.9.1 slide-bars, 2.10 synchronizing wheels, 2.11 synchronizing wheel of 2.10.1 synchronizing wheels,
2.11.1 synchronizing wheel, 2.12 shafts, 2.13 synchronizing wheels, 2.14 synchronizing wheels, 2.15 synchronous belts, 2.16 sliding blocks, 3 rear wing frames, 3.1
Shaft, 3.2 synchronizing wheels, 3.2.1 synchronizing wheels, 3.3 cranks, 3.4 generators, 3.4.1 generators, 3.5 slide-bars, 3.5.1 cranks you,
3.6 shafts, 3.7 rear wings, 3.8 synchronizing wheels, 3.9 synchronizing wheels, 3.10 synchronous belts, 3.11 connecting rods, 3.11.1 connecting rods, 3.12 corner controls
Mechanism processed, 3.12.1 corner control mechanisms, 3.12-1 pinion gears, 3.12-2 gear wheels, 3.13 sliding blocks, 4 hydraulic stems, 5 synchronous belts,
6 synchronous belts, 7 small-waterplane-area hulls, 8 waters surface, 9 water (flow) directions.
Embodiment
The embodiment of the present invention will be described in further detail below.What is be not described in detail in the embodiment of the present invention is interior
Appearance belongs to the prior art known to professional and technical personnel in the field.
The tandem wing marine tidal-current energy acquisition equipment of the present invention, its preferable embodiment are：
Include the water of main body frame, the corner control mechanism of blade, the amplitude controlling mechanism of blade, front vane and rear blade
Flat spacing and phase control mechanism, generating set；
The amplitude controlling mechanism includes crank connecting rod sliding block mechanism, and the corner control mechanism includes gear set.
The both ends of the shaft of corner control mechanism and the amplitude controlling mechanism are equipped with flying wheel and generator.
The amplitude of the blade and the chord ratio of blade are 1:1, the magnification ratio coefficient of the corner of the blade is
6.154。
The level interval and phase control mechanism include triangle synchronizing wheel and synchronous belt, the triangle of the triangle synchronizing wheel
Shape is while be equipped with hydraulic pressure post adjustment mechanism.
The global phase difference of the relation of the relative position of the front vane and rear bladeDescription；
In above formula, ψ1-2：Global phase difference, Lx：The spacing of the horizontal direction of front and rear blade, U：Current water velocity, T：
The period of motion of blade, ε：The heaving of blade and the phase difference of rotational motion, are set to pi/2.
The nondimensionalization value of the overall situation phase difference is ψ1-2/ 2 π=0.444.
The tandem wing marine tidal-current energy acquisition equipment of the present invention, based on bionic principle, sets the wing of flapping of reasonable running orbit,
In the parameter areas such as appropriate amplitude, corner, it is possible to achieve more efficient energy acquisition efficiency.Thus the wing energy of flapping designed
Harvester has the advantages that energy capture is efficient, has fewer environmental impacts amount, noise is small, can be used in shallow water area；Together
When, the wing of flapping uses prismatic blade structure, and simple and reliable, processing and maintenance cost are low.
In addition, the fish trip research such as population effect shows, in front fish body move about generation corresponding trailing vortex field in, in one
The propulsive efficiency of higher can be obtained by positioning the fish put.Applicant is had found corresponding when being carried out using the tandem wing by numerical simulation
Energy acquisition, adjust the parameters such as rear wing position, movement, obtain optimal global phase difference, make full use of the toll bar of front wing generation
Vortex street, increases the effective angle of attack of rear wing, further improves energy acquisition efficiency.
The present invention can easily adjust global phase difference according to local water stream characteristics, keep higher marine tidal-current energy capture effect
Rate, is mainly used in marine tidal-current energy power field.
Apparatus of the present invention are overall main to include main body frame, the corner control mechanism of blade, the amplitude controlling mechanism of blade,
The level interval and phase control mechanism and generating set of front and rear blade.Water impact blade, gives blade lift, in corner control
Under the collective effect of mechanism processed and amplitude controlling mechanism, blade starts to do movement up and down reciprocatingly, passes through the level of front and rear blade
The level interval of blade and phase difference and then rear wing can be made in the trailing vortex field of front wing before and after spacing and phase control mechanism are adjusted
The suitable position being in the Karman vortex street of middle formation and phase, so as to improve the efficiency of the energy acquisition of rear wing.
The upper and lower amplitude motion for realizing blade using crank connecting rod sliding block mechanism controls, and sets the amplitude and blade of blade
Chord ratio be 1:1.
The amplification of blade rotating angle is realized using size gear ratio, the magnification ratio coefficient of the corner of blade is 6.154.
In order to realize being synchronized with the movement for front and rear blade, the rotational angular velocity of the front and rear wing is consistent, and device passes through front and rear
Blade is synchronized with the movement before and after synchronizing wheel and synchronous belt reality.
In order to realize the adjusting of the horizontal direction spacing of front and rear blade, device is designed using triangle synchronizing wheel, passes through adjusting
The length of side on triangle one side, and then realize the adjusting of the spacing of another side, the level interval of front and rear blade, which is adjusted, passes through hydraulic stem
Realize.
For the relation of the relative position of blade before and after the description of system, the concept of the global phase difference of introducing here, ψ1-2：
Global phase difference, Lx：The spacing of the horizontal direction of front and rear blade, U：Current water velocity, T：The period of motion of blade, ε are
The heaving of blade and the phase difference of rotational motion are set to pi/2, then global phase difference is：Pass through CFD
Numerical simulation is found as the poor nondimensionalization ψ of global phase1-2When near/2 π=0.444, at the energy capture efficiency of rear wing
In higher state.
In order to which realization device overall operation is stablized, increase flying wheel and generator at the both ends of output shaft, can so make defeated
Shaft both ends stress balance, while easily against movement dead.
The tandem wing marine tidal-current energy acquisition equipment of the present invention carries out the capture of marine tidal-current energy using formula prismatic blade of flapping, and passes through setting
The running orbit of the blade of optimization, designs relatively easy reliable full passive type mechanical device.Device have it is simple and reliable for structure,
Easy for installation, energy capture is efficient, relatively low on the influence of underwater environment around, is easy to be arranged in shallow water area, to future
Tandem formula energy capture device of flapping there is certain guiding value.
Realized by crank connecting rod sliding block mechanism and corner controls the running orbit for realizing blade, the amplitude up and down of blade is
1 times of leaf chord length, the rotational motion of blade are 90 ° with up and down motion phase difference, by the amplification of gear ratio by blade rotating angle
70 ° are amplified to, the setting of this running orbit can effectively improve the energy capture efficiency for the wing of flapping.
Research finds that Karman vortex street can be being produced in trailing vortex field during front wing pumps, so in trailing vortex field
In rear wing will be influenced be subject to Karman vortex street.The concept of global phase difference is introduced, global phase difference is found by CFD numerical value
Dimensionless number be ψ1-2During/2 π=0.444 or so, the energy capture efficiency of rear wing is in highest state.The present apparatus passes through three
The synchronism of adjusting and the movement of the horizontal direction spacing of blade before and after angle synchronizing wheel transmission and hydraulic stem are realized, can be according to current
Easily adjust global phase difference so that the energy capture efficiency of device keeps higher level in varied situations.
Device whole installation is symmetrical structure, the advantage of doing so is that device left and right stress during movement
Equilibrium, can more effectively avoiding device stress raisers, the service life of device it is longer.
Specific embodiment：
As shown in Figures 1 to 12, the invention mainly comprises parts mainly include：1 frame, 1.1 slides, 2 front wings
Frame, 2.1 slides, 2.2 shafts, 2.3 shafts, 2.4 generators, 2.5 cranks, 2.5.1 cranks, 2.6 connecting rods, 2.6.1 connecting rods,
2.7 corner control mechanisms, 2.7.1 corner control mechanisms, 2.7-1 pinion gears, 2.7-2 gear wheels, 2.8 front wings, 2.9 slide-bars,
3.9.1 slide-bar, 2.10 synchronizing wheels, 2.11 synchronizing wheel of 2.10.1 synchronizing wheels, 2.11.1 synchronizing wheels, 2.12 shafts, 2.13 synchronizing wheels,
2.14 synchronizing wheels, 2.15 synchronous belts, 2.16 sliding blocks, 3 rear wing frames, 3.1 shafts, 3.2 synchronizing wheels, 3.2.1 synchronizing wheels, 3.3 songs
Handle, 3.4 generators, 3.4.1 generators, 3.5 slide-bars, 3.5.1 cranks you, it is 3.6 shafts, 3.7 rear wings, 3.8 synchronizing wheels, 3.9 same
Walk wheel, 3.10 synchronous belts, 3.11 connecting rods, 3.11.1 connecting rods, 3.12 corner control mechanisms, 3.12.1 corner control mechanisms, 3.12-
1 pinion gear, 3.12-2 gear wheels, 3.13 sliding blocks, 4 hydraulic stems, 5 synchronous belts, 6 synchronous belts, 7 small-waterplane-area hulls, 8 waters surface, 9 water
Flow direction.
The main agent structure of Fig. 1 main presentations present invention, cloth before and after two hydrofoils of device collecting energy carry out
Put, the movement of individual blade realizes the upper and lower periodic past of blade by crank connecting rod sliding block mechanism and corner control mechanism
Multiple movement, the adjusting of the level interval of blade is with before before and after being realized by the level interval and phase-difference control mechanism of front and rear blade
The adjusting of the motion phase difference of rear blade.Generator is equipped with the output shaft both ends of front and rear blade, by the current of leaf harvest
Kinetic energy is converted into electric energy.
The amplitude and the chord ratio of blade that blade moves up and down are 1:1, to prevent the trailing vortex that the measurements of the chest, waist and hips of wing tip come off to leaf
The influence of piece energy acquisition performance, is provided with corresponding end plate in wing tip, so can effectively reduce.Controlled by corner
Mechanism, 70 ° are amplified to by the corner of blade, while during by the vertex of blade movement to upper and lower stroke, change rotation direction at once,
Realize the cycle movement that blade moves up and down.The Proper Match of corner control mechanism and crank connecting rod sliding block slide block mechanism is set
Meter, realizes the higher energy acquisition efficiency of blade.Wherein the pinion gear of corner amplifier is fixed by the axis of jackscrew and blade, greatly
Gear is connected by bolt with connecting rod.More stablize to make blade be run in water impact, the motion structure of blade is adopted
With both sides symmetric design, while in a crank position installation even symmetrical crank, symmetrical crank, which is equipped with, to bear a heavy burden, and such purpose is to work as
Above and below blade movement during the dead-centre position of stroke, it can be relatively easy to overcome movement dead.The design of the motion structure of rear wing
It is roughly the same with the motion structure design of front wing.
In order to realize that the spacing of the horizontal direction of front and rear blade is adjusted and motion phase difference is adjusted, the corresponding fortune of device design
The rotation of front and rear blade, is communicated up by motivation structure by synchronizing wheel and synchronous belt, and right angled triangle is designed as by two
Synchronizing wheel and the spacing of synchronous belt horizontal direction that front and rear blade is adjusted adjust, be equipped among front wing frame shaft same
Step wheel, both ends are equipped with corresponding synchronizing wheel, and shaft both ends on the top are equipped with corresponding synchronizing wheel, are set at the shaft both ends of rear wing
There is corresponding synchronizing wheel, the link that synchronously carries out of the front and rear wing is realized by the synchronous drive mechanism of triangle by synchronization.In front wing
Corresponding sliding block is respectively mounted below the bottom and generator support plate of frame and rear wing frame, is installed on the frame of device entirety
Corresponding slide.Two hydraulic stems are equipped with the middle both ends of the frame of front and rear blade, before and after the flexible realization of hydraulic stem
The adjusting of blade level side spacing.
Device general frame uses profile design, so makes simply, structural strength is reliable.The scope that device can be arranged
It is relatively broad, seabed can be arranged in, the energy capture that corresponding marine tidal-current energy is carried out on the platform of floatation type can also be arranged in,
It can also be arranged in than shallower water channel, river etc..The blade travelling mechanism of device is designed using the mechanical mechanism of full passive type,
The movement of this sampling device is more stablized, and is also easy to repair.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art is in the technical scope of present disclosure, the change or replacement that can readily occur in,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of claims
Subject to enclosing.
Claims (6)
1. a kind of tandem wing marine tidal-current energy acquisition equipment, it is characterised in that including main body frame, the corner control mechanism of blade, leaf
The amplitude controlling mechanism of piece, the level interval of front vane and rear blade and phase control mechanism, generating set；
The amplitude controlling mechanism includes crank connecting rod sliding block mechanism, and the corner control mechanism includes gear set.
2. tandem wing marine tidal-current energy acquisition equipment according to claim 1, it is characterised in that the corner control mechanism and shake
The both ends of the shaft of width control mechanism are equipped with flying wheel and generator.
3. tandem wing marine tidal-current energy acquisition equipment according to claim 2, it is characterised in that the amplitude and blade of the blade
Chord ratio be 1:1, the magnification ratio coefficient of the corner of the blade is 6.154.
4. tandem wing marine tidal-current energy acquisition equipment according to claim 1, it is characterised in that level interval and the phase control
Mechanism processed includes triangle synchronizing wheel and synchronous belt, and the triangle of the triangle synchronizing wheel is while be equipped with hydraulic pressure post adjustment mechanism.
5. tandem wing marine tidal-current energy acquisition equipment according to any one of claims 1 to 4, it is characterised in that the front vane
With the relation overall situation phase difference of the relative position of rear bladeDescription；
In above formula, ψ1-2：Global phase difference, Lx：The spacing of the horizontal direction of front and rear blade, U：Current water velocity, T：Blade
The period of motion, ε：The heaving of blade and the phase difference of rotational motion, are set to pi/2.
6. tandem wing marine tidal-current energy acquisition equipment according to claim 5, it is characterised in that it is described the overall situation phase difference it is immeasurable
Guiding principle value is ψ1-2/ 2 π=0.444.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810011775.7A CN108019311B (en) | 2018-01-05 | 2018-01-05 | Tandem wing tidal current energy capturing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810011775.7A CN108019311B (en) | 2018-01-05 | 2018-01-05 | Tandem wing tidal current energy capturing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108019311A true CN108019311A (en) | 2018-05-11 |
| CN108019311B CN108019311B (en) | 2024-05-24 |
Family
ID=62071360
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810011775.7A Active CN108019311B (en) | 2018-01-05 | 2018-01-05 | Tandem wing tidal current energy capturing device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2005204C1 (en) * | 1990-02-21 | 1993-12-30 | нов Василий Иванович Емель | Fluid flow kinetic energy-to-useful energy converter |
| US20110255971A1 (en) * | 2008-08-18 | 2011-10-20 | Bas Goris DBA Oscillating Foul Development | Apparatus for oscillating a foil in a fluid |
| CN102597497A (en) * | 2009-08-24 | 2012-07-18 | 振荡翼片发展有限公司 | Method and apparatus for oscillating a foil in a fluid |
| CN104675635A (en) * | 2015-03-10 | 2015-06-03 | 哈尔滨工程大学 | Oscillating airfoil generation device provided with turning angle amplifiers |
| CN207728482U (en) * | 2018-01-05 | 2018-08-14 | 中国科学技术大学 | Tandem wing marine tidal-current energy acquisition equipment |
-
2018
- 2018-01-05 CN CN201810011775.7A patent/CN108019311B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2005204C1 (en) * | 1990-02-21 | 1993-12-30 | нов Василий Иванович Емель | Fluid flow kinetic energy-to-useful energy converter |
| US20110255971A1 (en) * | 2008-08-18 | 2011-10-20 | Bas Goris DBA Oscillating Foul Development | Apparatus for oscillating a foil in a fluid |
| CN102597497A (en) * | 2009-08-24 | 2012-07-18 | 振荡翼片发展有限公司 | Method and apparatus for oscillating a foil in a fluid |
| CN104675635A (en) * | 2015-03-10 | 2015-06-03 | 哈尔滨工程大学 | Oscillating airfoil generation device provided with turning angle amplifiers |
| CN207728482U (en) * | 2018-01-05 | 2018-08-14 | 中国科学技术大学 | Tandem wing marine tidal-current energy acquisition equipment |
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| Publication number | Publication date |
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| CN108019311B (en) | 2024-05-24 |
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