CN109578198A - A kind of double hydrofoil heaves-pitching couple movement oscillatory type tidal current energy generating equipment - Google Patents
A kind of double hydrofoil heaves-pitching couple movement oscillatory type tidal current energy generating equipment Download PDFInfo
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- CN109578198A CN109578198A CN201811421489.4A CN201811421489A CN109578198A CN 109578198 A CN109578198 A CN 109578198A CN 201811421489 A CN201811421489 A CN 201811421489A CN 109578198 A CN109578198 A CN 109578198A
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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
- F03B17/00—Other machines or engines
- F03B17/06—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head"
- F03B17/062—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head" with rotation axis substantially at right angle to flow direction
- F03B17/065—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head" with rotation axis substantially at right angle to flow direction the flow engaging parts having a cyclic movement relative to the rotor during its rotation
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K44/00—Machines in which the dynamo-electric interaction between a plasma or flow of conductive liquid or of fluid-borne conductive or magnetic particles and a coil system or magnetic field converts energy of mass flow into electrical energy or vice versa
- H02K44/08—Magnetohydrodynamic [MHD] generators
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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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- General Engineering & Computer Science (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention discloses a kind of double hydrofoil heaves-pitching couples to move oscillatory type tidal current energy generating equipment, its technical solution are as follows: including first straight line acting cylinder, second straight line acting cylinder, third linear function hydraulic cylinder and the 4th linear function hydraulic cylinder, the output rod of first straight line acting cylinder is connect with the first oscillating motor, and the first oscillating motor is connect with the first hydrofoil；The output rod of third linear function hydraulic cylinder is connect with the second oscillating motor, and the second oscillating motor is connect with the second hydrofoil；First straight line acting cylinder, second straight line acting cylinder pass through the first access respectively, alternate path is connected to the second oscillating motor；Third linear function hydraulic cylinder, the 4th linear function hydraulic cylinder pass through third path respectively, fourth passage is connected to the first oscillating motor；First access, alternate path, third path and fourth passage are embedded at least one magnetohydrodynamic generator unit.
Description
Technical field
The present invention relates to marine tidal-current energy technical field of power generation, more particularly to a kind of double hydrofoil heaves-pitching couple movement vibration
Swing formula tidal current energy generating equipment.
Background technique
The energy is indispensable during human social development, and energy countermeasure and national energy are all paid much attention in countries in the world
Source strategy.Marine energy is important renewable energy.It is estimated that the theoretical regenerative power about 76.6 of global ocean energy ×
109kW, technology can utilize power about 6.4 × 109kW, and development prospect is considerable.
China is one of marine tidal-current energy resource region the most abundant, is united according to " coastal area of china rural area marine energy resources zoning "
Meter, the theoretical mean power of 130 water channels of China Coast is about 14GW.The trend energy storage capacity highest of East Coastal, Zhan Quanguo's
78.6%.
The sea situation and marine resources of China coastal seas are suitble to greatly develop marine tidal-current energy power generation.Development of Marine can help to change
The current electric structure in China with thermoelectricity be it is main the case where, reduce the generation of haze.
Oscillation wing marine tidal-current energy power generation is the capture marine tidal-current energy form different from the wheeled marine tidal-current energy power generation of conventional leaf, working principle
Be exactly under trend effect hydrofoil generate oscillating movement and by mechanical mechanism or other forms convert revolution for oscillating movement
Movement, then driven generator power generation.
The advantage for vibrating wing tidal current energy generating equipment, can be summarized as: 1) having a clear superiority in shallow sea or riverbed.Same depth
Under sea situation, the swept area S1 of oscillating wing can be the several times (as shown in Figure 1) of trunnion axis impeller swept area S2.2) to environment
Influence it is small, due to oscillation swing device hunting speed it is low, will not as traditional hydraulic turbine generate noise.3) structure is simple, energy harvesting
It is high-efficient.4) device is mounted on coastal waters, convenient for the conveying of electric power.
It is complex to vibrate wing tidal current energy generating equipment structure.Currently, the oscillation hydrofoil tidal current energy generating equipment developed
Need additional control system or inertia system more.Pitching movement and heave movement by control hydrofoil, or pitching movement is only controlled,
It realizes that oscillation hydrofoil turns to, overcomes dead point.Control system not only increases the complexity of device, and needs input energy.It visits
Beg for reduced by new method generating device structure complexity, improve efficiency be this project an important goal.
A kind of liquid-state metal magnetic fluid wave energy power generator is proposed in Chinese patent 201610191945.5, using class
Like the floating mesa structure wave energy capturing device of ray shape, rotor machine is floating, and whole is in flexible structure, can be " with wave
Valley-fill " absorbs wave energy.
Summary of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of double hydrofoil heaves-pitching couples to move oscillatory type
Tidal current energy generating equipment, using Ocean Tidal Current Energy as energy source, it is excellent to have that structure is simple, energy conversion efficiency is high etc.
Point；
To achieve the goals above, the present invention adopts the following technical solutions:
A kind of double hydrofoil heaves-pitching couple movement oscillatory type tidal current energy generating equipment, comprising:
The first straight line acting cylinder and second straight line acting cylinder being oppositely arranged, first straight line acting cylinder and
The output rod of second straight line acting cylinder is connected, and the output rod of first straight line acting cylinder and the first oscillating motor connect
It connects, the first oscillating motor is connect with the first hydrofoil；
The third linear function hydraulic cylinder and the 4th linear function hydraulic cylinder being oppositely arranged, third linear function hydraulic cylinder and
The output rod of 4th linear function hydraulic cylinder is connected, and the output rod of third linear function hydraulic cylinder and the second oscillating motor connect
It connects, the second oscillating motor is connect with the second hydrofoil；
The liquid entrance of the first straight line acting cylinder passes through the first of the first access and the second oscillating motor
Liquid entrance connection, the liquid entrance of second straight line acting cylinder pass through alternate path and the second oscillating motor the
The connection of two liquid entrances；
The liquid entrance of the third linear function hydraulic cylinder passes through third path and the first of the first oscillating motor
Liquid entrance connection, the liquid entrance of the 4th linear function hydraulic cylinder pass through fourth passage and the first oscillating motor the
The connection of two liquid entrances；
First access, alternate path, circulation has a liquid metal in third path and fourth passage, the first access, the
Two accesses, third path and fourth passage are embedded at least one magnetohydrodynamic generator unit.
Further, 75-90 ° of carrier phase shift of first hydrofoil and the second hydrofoil.
Further, the output rod of the first straight line acting cylinder and second straight line acting cylinder is integral type knot
Structure.
Further, the output rod of the third linear function hydraulic cylinder and the 4th linear function hydraulic cylinder is integral type knot
Structure.
Further, the first straight line acting cylinder, second straight line acting cylinder, third linear function hydraulic cylinder
Seabed is both secured to the 4th linear function hydraulic cylinder.
Further, further include column, there is cavity in the column, first straight line acting cylinder and second straight line are made
It is both secured in stand column cavity with hydraulic cylinder, the column is fixed on seabed.
Further, the third linear function hydraulic cylinder and the 4th linear function hydraulic cylinder also are secured to stand column cavity
It is interior.
Further, the column is equipped with the first the vertical chute, and horizontal connecting shaft is equipped in the middle part of first hydrofoil and passes through the
One the vertical chute；The column is equipped with the second the vertical chute, and horizontal connecting shaft is equipped in the middle part of second hydrofoil and passes through second vertically
Sliding slot.
Further, there are two the column is set, two columns are oppositely arranged, and it is vertical sliding that two columns are equipped with first
Slot, the first hydrofoil both ends are connected to first the vertical chute of two columns by horizontal connecting shaft respectively；Two columns are equipped with
Two the vertical chutes, the second hydrofoil both ends are connected to second the vertical chute of two columns by horizontal connecting shaft respectively.
Further, the magnetohydrodynamic generator unit includes rectangular channel, is equipped with two opposite magnets on the outside of rectangular channel,
Two opposite surfaces of rectangular channel inner wall are equipped with electrode slice, and electrode slice is connect with electric storage device.
Further, the spacing between two opposite magnets is adjustable.Magnet can be connected to square by the bracket of activity adjustment
Shape channel.
Compared with prior art, the beneficial effects of the present invention are:
Power generator of the invention, based on the movement that marine tidal-current energy is converted into liquid metal magnetohydrodynamic, marine tidal-current energy drives the
One hydrofoil and the second hydrofoil pitching, make the reciprocating motion of trend flowing directly conversion hydraulic cylinder, and then drive the first access, second
Liquid metal flows in access, third path and fourth passage, cutting magnetic line generates electricity at magnetohydrodynamic generator unit,
It realizes and marine tidal-current energy is converted into electric energy.This process eliminates intermediate energy conversion links (non-hydraulic system, without common power generation
Machine), to simplify structure.Catching for system can be with generating efficiency height, operation of electric power system reliability with higher and stabilization
Property.
Heave-pitching couple movement may be implemented in two hydrofoils of the invention, and hydrofoil moves to high-low limit position, and fluid lures
Water guide wing self-steering, is not required to external force control, and when one of hydrofoil is in a horizontal position, another will receive incoming flow work
With, it is not in movement dead, the double hydrofoil self-startings of realization, self-steering, sustainable oscillating movement.
Compared with electric generation with hydraulic energy, the efficiency of electricity generation system is expected to improve 15-20% power generator of the invention.The present invention
Power generator be suitble to shallow sea water and riverbed, maintainable good, maintenance cost is low, is easily installed and recycles.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation are not constituted an undue limitation on the present application for explaining the application.
Fig. 1 is oscillating wing and trunnion axis impeller swept area contrast schematic diagram in background technique；
Fig. 2 is the structural schematic diagram of tidal current energy generating equipment of the present invention；
Fig. 3 is the electricity generating principle schematic diagram of tidal current energy generating equipment of the present invention；
Fig. 4 is liquid metal magnetohydrodynamic generation schematic illustration；
Fig. 5 is the cooperation schematic diagram of two hydrofoils and column when single column is arranged；
Fig. 6 is the cooperation schematic diagram of two hydrofoils and column when double columns are arranged；
Fig. 7 (a) is the schematic shapes of symmetric form hydrofoil；
Fig. 7 (b) is the schematic shapes of asymmetric hydrofoil；
Fig. 8 is phase angle variations schematic diagram in the operation of two hydrofoils；
In figure, the first hydrofoil of 1-, the second hydrofoil of 2-, the first oscillating motor of 3-, the second oscillating motor of 4-, 5- third is straight
Line acting cylinder, 6- first straight line acting cylinder, 7- second straight line acting cylinder, the 4th linear function hydraulic cylinder of 8-,
9- magnet, 10- liquid metal, 11- column.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
As background technique is introduced, deficiency exists in the prior art, in order to solve technical problem as above, the application
Double hydrofoil heaves-pitching couple movement oscillatory type tidal current energy generating equipment is proposed, which develops liquid metal magnetohydrodynamic
It generates electricity applied to oscillatory type marine tidal-current energy.Double hydrofoil heaves-pitching couple movement in the device, converts trend flowing directly hydraulic
The reciprocating motion of cylinder, and then it is converted into the reciprocating motion of liquid metal, it realizes and marine tidal-current energy is converted into electric energy.
In a kind of typical embodiment of the application, as shown in Fig. 2-Fig. 3, a kind of double hydrofoil heave-pitching are provided
Coupled motions oscillatory type tidal current energy generating equipment, comprising:
The first straight line acting cylinder 6 and second straight line acting cylinder 7 being oppositely arranged, first straight line acting cylinder
6 output rod is connected with the output rod of second straight line acting cylinder 7 is integrally formed formula structure, first straight line acting cylinder
6, the output rod between second straight line acting cylinder 7 is connect with the first oscillating motor 3, the first oscillating motor 3 and first
Hydrofoil 1 connects；
The third linear function hydraulic cylinder 5 being oppositely arranged and the 4th linear function hydraulic cylinder 8, third linear function hydraulic cylinder
The output rod of 5 output rod and the 4th linear function hydraulic cylinder 8, which is connected, is integrally formed formula structure, third linear function hydraulic cylinder
5, the output rod between the 4th linear function hydraulic cylinder 8 is connect with the second oscillating motor 4, the second oscillating motor 4 and second
Hydrofoil 2 connects；
The liquid entrance of first straight line acting cylinder 6 passes through the first liquid of the first access and the second oscillating motor 4
Body inlet and outlet connection, the liquid entrance of second straight line acting cylinder 7 pass through alternate path and the second oscillating motor 4 the
The connection of two liquid entrances；
The liquid entrance of third linear function hydraulic cylinder 5 passes through the first liquid of third path and the first oscillating motor 3
Body inlet and outlet connection, the liquid entrance of the 4th linear function hydraulic cylinder 8 pass through fourth passage and the first oscillating motor 3 the
The connection of two liquid entrances；
First oscillating motor 3 is installed on defeated between first straight line acting cylinder 6, second straight line acting cylinder 7
On rod, the second oscillating motor 4 is installed on the output between third linear function hydraulic cylinder 5, the 4th linear function hydraulic cylinder 8
On bar；First straight line acting cylinder 6, second straight line acting cylinder 7, third linear function hydraulic cylinder 5, the 4th linear function
Hydraulic cylinder 8 can pump, and then the first oscillating motor 3, the second oscillating motor 4 is driven to move up and down, thus
Realize the heave movement of the first hydrofoil 1, the second hydrofoil 2；The first hydrofoil 1, the second hydrofoil 2 can carry out pitching fortune under flow action
Dynamic, with first straight line acting cylinder 6, second straight line acting cylinder 7 and the second oscillating motor 4, third straight line is made
With hydraulic cylinder 5, the 4th linear function hydraulic cylinder 8 and the second oscillating motor 4 cooperate, realize the first hydrofoil 1 heave movement with
The pitching movement of second hydrofoil 2 couples, and the heave movement of the second hydrofoil 2 is coupled with the pitching movement of the first hydrofoil 1.
First straight line acting cylinder 6, second straight line acting cylinder 7, third linear function hydraulic cylinder 5, the 4th straight line
Acting cylinder 8 can be all made of piston-type hydraulic cylinder, and the first oscillating motor 3, the second oscillating motor 4 are all made of vane type
The blade of oscillating motor, vane type oscillating motor is fixedly connected with hydrofoil, i.e. the blade and first of the first oscillating motor 3
Hydrofoil 1 is fixedly connected, and the blade of the second oscillating motor 4 is fixedly connected with the second hydrofoil 2, the band movable vane when hydrofoil is swung
The blade of chip oscillating motor is swung, and vane type oscillating motor is not swung itself.
First straight line acting cylinder 6, second straight line acting cylinder 7, third linear function hydraulic cylinder 5, the 4th straight line
Acting cylinder 8, the first oscillating motor 3, the second oscillating motor 4, the first access, alternate path, third path and the 4th
Circulation has liquid metal 10 in access, and the first access, alternate path, third path and fourth passage are embedded at least one magnetic
Fluid generating unit.
Magnetohydrodynamic generator unit includes rectangular channel, and rectangular channel is connected to access, is equipped on the outside of rectangular channel opposite
Two magnets 9, two opposite surfaces of rectangular channel inner wall are equipped with electrode slice, and electrode slice is connect with electric storage device.Ocean Tidal Current Energy,
Also known as energy by ocean current namely the tidewater kinetic energy contained in horizontal movement.Under marine tidal-current energy effect, hydrofoil generation is made to heave-bow
Movement is faced upward, and then is converted into the reciprocating motion of liquid metal by the movement of each linear function hydraulic cylinder and oscillating motor；Magnetic
Fluid generating unit uses the magnetohydrodynamic generator principle of the prior art, according to electromagnetic induction principle, the liquid metal of reciprocating motion
Fluid flows through rectangular channel, and under the magnetic fields that magnet generates, cutting magnetic line, liquid metal generates induction on electrode slice
Electromotive force generates induced current, realizes power generation, electric energy can be exported by cable by electrode slice by generating electricity.
Spacing between two opposite magnets 9 is adjustable.The adjustment of magnet spacing can be accomplished in several ways, such as magnet
9, which can be connected to rectangular channel or magnet by the bracket of energy activity adjustment, to be connected to rectangular channel by telescope support.
Magnet can use rectangle permanent magnet, can also use electromagnet.
The principle of magnetohydrodynamic generator is shown in Fig. 4.Liquid metal fluid is being parallel to xz along x positive direction flowing, electrode setting
The two sides up and down of plane, magnetic field along z-axis negative direction.Induced electromotive force ε~Bva, wherein B is additional magnetic induction intensity
Size, a are the interelectrode length of rectangular channel, and v is the flow velocity of liquid metal.
Liquid metal magnetohydrodynamic generation is that a kind of high conversion efficiency, power density be big, compact-sized, mobility is got well and is easy to
Commercialization is promoted.Liquid metal magnetohydrodynamic generation has following technical characterstic: 1) using linear drives and direct-coupling, eliminate
Intermediate conversion links eliminate mechanical impedance matching problem, simplify energy conversion process, improve system transfer efficiency, steady
Qualitative and mobility；2) working fluid is single-phase liquid metal, avoids sliding between two-phase fluid and friction and heating power
The separation for learning fluid, reduces energy loss, simplifies system structure.Thus, there is high generating efficiency and power density.
In the present invention, the first hydrofoil 1 rises, the liquid metal of the intracavitary high pressure of rod chamber on first straight line acting cylinder 6,
4 epicoele of the second oscillating motor of the second hydrofoil 2 is flowed to, 2 pitch angle of the second hydrofoil changes.Second hydrofoil 2 is swung, and second swings
4 low pressure chamber liquid metal of hydraulic cylinder flows to the first hydrofoil 1, into the rod chamber of second straight line acting cylinder 7.
Second hydrofoil 2 rises, and the liquid metal of the intracavitary high pressure of rod chamber, flows to first on third linear function hydraulic cylinder 5
1 first oscillating motor of hydrofoil, 3 epicoele, 1 pitch angle of the first hydrofoil change.First hydrofoil 1 is swung, and the first oscillating motor 3 is low
Pressure chamber liquid metal flows to the second hydrofoil 2, into the rod chamber of the 4th linear function hydraulic cylinder 8.
Hydrofoil moves to high-low limit position, and flow-induced hydrofoil self-steering is not required to external force control.When one of water
When the wing is in a horizontal position, it is not in movement dead that another, which will receive incoming flow effect,.Smooth fortune may be implemented in hydrofoil
It is dynamic, to realize double hydrofoil self-startings, self-steering, sustainable oscillating movement.
First hydrofoil 1, the second hydrofoil 2 can be symmetric form hydrofoil, as shown in Fig. 7 (a)；First hydrofoil 1, the second hydrofoil 2
It may be asymmetric hydrofoil, as shown in Fig. 7 (b).
In motion process, 75-90 ° of carrier phase shift of the first hydrofoil 1 and the second hydrofoil 2.To ensure that a hydrofoil
When being in a horizontal position, another will receive the effect of incoming flow power, be not in movement dead.
First straight line acting cylinder 6, second straight line acting cylinder 7, third linear function hydraulic cylinder 5 and the 4th straight line
Acting cylinder 8 is both secured to seabed.
In the application, by first straight line acting cylinder 6, second straight line acting cylinder 7, third linear function hydraulic cylinder
5 and the 4th linear function hydraulic cylinder 8 connect with column after, column is fixed on seabed.There are two types of the set-up modes of column, below
Illustrate respectively:
As shown in figure 5, the size of column and two hydrofoils is set according to demand for the cooperation schematic diagram of two hydrofoils and column
It sets, is not subject in scheming.Single column is set in the embodiment, there is cavity, first straight line acting cylinder 6 in column 11
It is both secured in 11 cavity of column with second straight line acting cylinder 7, third linear function hydraulic cylinder 5 and the 4th linear function liquid
Cylinder pressure 8 also is secured in 11 cavity of column.Column 11 is fixed on seabed.
Column 11 is equipped with the first the vertical chute, is equipped with horizontal connecting shaft in the middle part of the first hydrofoil 1 and passes through the first the vertical chute；Column
11 are equipped with the second the vertical chute, are equipped with horizontal connecting shaft in the middle part of the second hydrofoil 2 and pass through the second the vertical chute.
As shown in fig. 6, two columns 11 are oppositely arranged there are two the embodiment central post 11 sets, two columns 11 are equal
Equipped with the first the vertical chute, 1 both ends of the first hydrofoil are connected to first the vertical chute of two columns 11 by horizontal connecting shaft respectively；
Two columns 11 are equipped with the second the vertical chute, and 2 both ends of the second hydrofoil pass through horizontal connecting shaft respectively and are connected to two columns 11
Second the vertical chute.First straight line acting cylinder 6 and second straight line acting cylinder 7, third linear function hydraulic cylinder 5 and
Four linear function hydraulic cylinders 8 are also both secured in the cavity of column 11, and column is fixed on seabed.
In this embodiment, first straight line acting cylinder 6, second straight line acting cylinder 7 can be disposed therein
Another column is arranged in third linear function hydraulic cylinder 5 and the 4th linear function hydraulic cylinder 8 by one column, can also be straight by four
Line acting cylinder is all disposed therein a column, and four linear function hydraulic cylinders can also be respectively provided in two columns, connection
Two sets of power generator are formed to generate electricity.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (10)
1. a kind of double hydrofoil heaves-pitching couple moves oscillatory type tidal current energy generating equipment, characterized in that include:
The first straight line acting cylinder and second straight line acting cylinder being oppositely arranged, first straight line acting cylinder and second
The output rod of linear function hydraulic cylinder is connected, and the output rod of first straight line acting cylinder is connect with the first oscillating motor,
First oscillating motor is connect with the first hydrofoil；
The third linear function hydraulic cylinder and the 4th linear function hydraulic cylinder being oppositely arranged, third linear function hydraulic cylinder and the 4th
The output rod of linear function hydraulic cylinder is connected, and the output rod of third linear function hydraulic cylinder is connect with the second oscillating motor,
Second oscillating motor is connect with the second hydrofoil；
The liquid entrance of the first straight line acting cylinder passes through the first liquid of the first access and the second oscillating motor
Inlet and outlet connection, the liquid entrance of second straight line acting cylinder pass through the second liquid of alternate path and the second oscillating motor
Body inlet and outlet connection；
The liquid entrance of the third linear function hydraulic cylinder passes through the first liquid of third path and the first oscillating motor
Inlet and outlet connection, the liquid entrance of the 4th linear function hydraulic cylinder pass through the second liquid of fourth passage and the first oscillating motor
Body inlet and outlet connection；
Circulation has liquid metal in first access, alternate path, third path and fourth passage, and the first access, second are led to
Road, third path and fourth passage are embedded at least one magnetohydrodynamic generator unit.
2. tidal current energy generating equipment as described in claim 1, characterized in that the phase angle of first hydrofoil and the second hydrofoil
75-90 ° of difference.
3. tidal current energy generating equipment as described in claim 1, characterized in that the first straight line acting cylinder and second is directly
The output rod of line acting cylinder is an integral structure.
4. tidal current energy generating equipment as described in claim 1, characterized in that the third linear function hydraulic cylinder and the 4th is directly
The output rod of line acting cylinder is an integral structure.
5. tidal current energy generating equipment as described in claim 1, characterized in that the first straight line acting cylinder, second are directly
Line acting cylinder, third linear function hydraulic cylinder and the 4th linear function hydraulic cylinder are both secured to seabed.
6. tidal current energy generating equipment as described in claim 1, characterized in that further include column, there is cavity in the column,
First straight line acting cylinder and second straight line acting cylinder are both secured in stand column cavity, and the column is fixed on seabed.
7. tidal current energy generating equipment as claimed in claim 6, characterized in that the third linear function hydraulic cylinder and the 4th is directly
Line acting cylinder also is secured in stand column cavity.
8. tidal current energy generating equipment as claimed in claim 7, characterized in that the column is equipped with the first the vertical chute, described
It is equipped with horizontal connecting shaft in the middle part of first hydrofoil and passes through the first the vertical chute；The column is equipped with the second the vertical chute, second water
It is equipped with horizontal connecting shaft in the middle part of the wing and passes through the second the vertical chute.
9. tidal current energy generating equipment as claimed in claim 7, characterized in that there are two the column is set, two columns are opposite
Setting, two columns are equipped with the first the vertical chute, and the first hydrofoil both ends pass through horizontal connecting shaft respectively and are connected to two columns
First the vertical chute；Two columns are equipped with the second the vertical chute, and the second hydrofoil both ends pass through horizontal connecting shaft respectively and are connected to two
Second the vertical chute of a column.
10. tidal current energy generating equipment as described in claim 1, characterized in that the magnetohydrodynamic generator unit includes that rectangle is logical
Road, is equipped with two opposite magnets on the outside of rectangular channel, and two opposite surfaces of rectangular channel inner wall are equipped with electrode slice, electrode slice with
Electric storage device connection；Spacing between two opposite magnets is adjustable.
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| CN201811421489.4A CN109578198A (en) | 2018-11-23 | 2018-11-23 | A kind of double hydrofoil heaves-pitching couple movement oscillatory type tidal current energy generating equipment |
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| CN201811421489.4A CN109578198A (en) | 2018-11-23 | 2018-11-23 | A kind of double hydrofoil heaves-pitching couple movement oscillatory type tidal current energy generating equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110469452A (en) * | 2019-09-23 | 2019-11-19 | 哈尔滨工业大学（威海） | A kind of ground effect wing tidal current energy generating equipment |
| CN113958444A (en) * | 2021-12-17 | 2022-01-21 | 哈尔滨工业大学（威海） | Semi-active ground effect wing water flow energy power generation method and device |
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