CN109058029A - A kind of magnetic power generator and vortex-induced vibration suppression device and method of imitative fish trip swing - Google Patents
A kind of magnetic power generator and vortex-induced vibration suppression device and method of imitative fish trip swing Download PDFInfo
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- CN109058029A CN109058029A CN201811004505.XA CN201811004505A CN109058029A CN 109058029 A CN109058029 A CN 109058029A CN 201811004505 A CN201811004505 A CN 201811004505A CN 109058029 A CN109058029 A CN 109058029A
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 6
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- 230000018109 developmental process Effects 0.000 claims description 14
- 229920003023 plastic Polymers 0.000 claims description 12
- 239000004033 plastic Substances 0.000 claims description 12
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
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- 238000005516 engineering process Methods 0.000 description 2
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- 229910052742 iron Inorganic materials 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
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- 150000003839 salts Chemical class 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/01—Risers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
- F15D1/00—Influencing flow of fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
- F15D1/00—Influencing flow of fluids
- F15D1/0005—Baffle plates
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K35/00—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit
- H02K35/02—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit with moving magnets and stationary coil systems
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- Combustion & Propulsion (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The present invention relates to the magnetic power generators and vortex-induced vibration suppression device and method of a kind of imitative fish trip swing, device is made of main body module and flank module, and main body module includes meeting stream snap ring, inside groove snap ring, rolling bearing, bar magnet, embedded magnet wire type water-stop sheet and fishtail oscillating deck；Flank module includes swing arm, semicylinder magnet, orifice plate.In present apparatus semicylinder magnet and swing arm toward polyslip, orifice plate are crushed incoming flow, fishtail oscillating deck destroys tail portion vortex street, embedded magnet wire type water-stop sheet is divided under the collective effect of the flowing space and adjustment flow direction, not only inhibit the formation and development of vortex, realize the inhibition of Non-energy-consumption vortex-induced vibration, and induced current is produced in the circuit of sensor wire formation, the conversion of energy by ocean current is realized while inhibiting vortex-induced vibration.
Description
Technical field
The invention belongs to Yu Haiyang utilization of new energy resources and standpipe facility laying technology fields, and in particular to a kind of imitative fish trip swing
Magnetic power generator and vortex-induced vibration suppression device and method.
Background technique
It rises steadily in energy demand today of economy rapid development, and the traditional energies such as petroleum, natural gas belong to
Non-renewable resources, resource reserve decline year by year, and there is an urgent need to a kind of reproducible clean energy resourcies by the mankind.Therefore people are not about
And sight has been invested immense azure sea with ground, THE EXPLOITATION OF OCEAN ENERGY becomes the key breakthrough that various countries solve energy crisis
Mouthful.Huge resource is contained in ocean, not only refers to Ocean burial petroleum resources abundant, further includes the wind in ocean
The clean energy resourcies such as energy, wave energy, marine tidal-current energy, energy by ocean current, thermal gradient energy and salt error energy.
In offshore and gas development, marine riser is the key that connection sea floor well heads or submarine pipeline and sea floating mode facility
Tie, safety during service is self-evident, and the main reason for causing marine riser fatigue damage is wave and sea
Stream streams the vortex-induced vibration to be formed.Once damaging, not only production of hydrocarbons task can not be timely completed marine riser, but also will cause
Serious oil and gas leakage accident constitutes catastrophic destruction to marine environment.
Inhibiting vortex-induced vibration, there are mainly two types of modes, first is that changing the physical parameter of structure, adjust the self-vibration of structure itself
Frequency avoids its frequency of releasing with vortex close；Second is that auxiliary equipment is added, the boundary layer separation point of delay structure or destruction
Wake flow vortex street, such as install separator disk, radome fairing additional.Currently, it is still rare at the same realize vortex-induced vibration inhibit and effectively conversion ocean current
The device of energy will play the effect of achieving many things at one stroke if being able to achieve.
Summary of the invention
It is an object of the invention to independent not for existing vortex-induced vibration suppression device and ocean energy acquisition equipment
Foot provides magnetic power generator and the whirlpool of the imitative fish trip swing of a kind of lightweight, economy, Non-energy-consumption, sustainable power generation and adaptive incoming flow
Induced vibration suppression device and method.
To achieve the goals above, apparatus of the present invention adopt the following technical scheme that
A kind of magnetic power generator and vortex-induced vibration suppression device of imitative fish trip swing, by a main body module and two flank module groups
At；Main body module includes two and meets stream snap ring, two inside groove snap rings, two rolling bearings, a bar magnet, one block of embedded magnetic
Iron wire type water-stop sheet and a fishtail oscillating deck；Flank module includes upper and lower two swing arms, one block of semicylinder magnetic
Iron, one piece of orifice plate.
Rolling bearing is the inside and outside coil structures of embedded roller, and the internal diameter of rolling bearing is equal to the outer diameter of marine riser, rotation
The axial height of bearing is equal to the axial height for meeting stream snap ring, and upper and lower two rolling bearings are by the one embedded magnet conducting wire in interval
The height of formula water-stop sheet is mounted on marine riser outer wall.
It meets stream snap ring and inside groove snap ring is semicircle ring structure, all by plastics forming, inside groove snap ring axial height etc.
In meeting stream snap ring axial height, the internal diameter for meeting stream snap ring and inside groove snap ring is equal to the outer diameter of rolling bearing；Inside groove snap ring outer wall
It is provided with the sliding recess of indent, and inside groove snap ring outer wall middle is provided with water-stop sheet bayonet, the corresponding arc chord angle of water-stop sheet bayonet
Degree is 10 °, and the corresponding arc angle of sliding recess of water-stop sheet bayonet two sides is 80 °；Meet the two of stream snap ring and inside groove snap ring
End end angle is provided with threaded hole, will meet stream snap ring by bolt and connect to form entire circular ring shape snap ring card armful in rotation with inside groove snap ring
Outside bearing.Block outside each rolling bearing and entertains one and meet circular ring shape snap ring made of stream snap ring and the docking of inside groove snap ring.
Embedded magnet wire type water-stop sheet is Flat plastic plate, embeds magnet wire type water proof board ends and is inserted into inside groove snap ring
Water-stop sheet bayonet, be connected and fixed by screw.Embedded magnet wire type water-stop sheet is divided into three regions in the horizontal direction, away from sea
Foreign standpipe is by closely to far respectively sensor circuit winding region, bar magnet are embedded in area, fish tail linking area；The sensor circuit around
The area in line area accounts for the half of embedded magnet wire type water proof plate suqare, and it is total that sensor circuit winding region is provided with two column, 16 row
It is spiral formula that 32 through-holes, which are counted, for winding sensor wire, the canoe of sensor wire；The bar magnet
The area in insertion area accounts for a quarter of embedded magnet wire type water proof plate suqare, and bar magnet is embedded in sky in area, is equipped with length
Cube bar magnet, mounting means are the connection of snap-gauge nut；The area of the fish tail linking area account for embedded magnet wire type every
There are ten six roots of sensation horizontal projection ribs, ten six roots of sensation horizontal projection ribs and institute in a quarter of water plate suqare, fish tail linking area surface
16 exhausting hole level heights of the sensor circuit winding region stated correspond, and fish tail linking area end is equipped with elongated round bar and is used for
Fishtail oscillating deck is installed.
Fishtail oscillating deck is isosceles trapezoid plate structure, by plastics forming, the trapezoidal height of fishtail oscillating deck
With the equal length of the fish tail linking area of the embedded magnet wire type water-stop sheet, the trapezoidal base angle of fishtail oscillating deck is
45°.Fishtail oscillating deck is inserted in the elongated round bar of embedded magnet wire type water-stop sheet fish tail linking area end, is inserted in end by baffle
It blocks, and is connected and fixed by screw.Be furnished with ten six roots of sensation horizontal projection ribs on fishtail oscillating deck, and horizontal projection rib with
The raised rib level height on the fish tail linking area surface of the embedded magnet wire type water-stop sheet is consistent.
Swing arm is strip fluting cuboid, and swing arm one end is connected with cylindrical roller, upper and lower two swing arm ends
Cylindrical roller is separately mounted in the sliding recess of upper and lower two inside groove snap rings；The swing arm other end sets semicircle slot, above and below
One block of semicylinder magnet is fitted between the semicircle slot of two swing arms；Pendulum between cylindrical roller end and semicircle slot end
Swing arm surface is provided with orifice plate slot, inserts one piece of orifice plate between the orifice plate slot of upper and lower two swing arms.Orifice plate is that one piece of surface is opened
There is the plastic plate of through-hole, the thickness of orifice plate is equal with the width of orifice plate slot.
The bar magnet is identical as the magnetic pole installation direction of semicylinder magnet.
A kind of imitative fish trip swing is provided using the magnetic power generator and vortex-induced vibration suppression device of the described imitative fish trip swing
Magnetic power generator and vortex-induced vibration inhibiting method.Embedded magnet wire type water-stop sheet and ocean current flow direction are embedded there are when the angle of attack
Magnet wire type water-stop sheet rotates under the impact of ocean current, and drives and meet stream snap ring and the rotation of inside groove snap ring, until embedded
Magnet wire type water-stop sheet around to marine riser back stream side and with ocean current flow direction be in same plane；In embedded magnet wire type
Water-stop sheet rotate and drive meet stream snap ring and inside groove snap ring rotate while, swing arm also drive semicylinder magnet swing, with
The continuous variation of semicylinder magnet and sensor wire distance so that sensor wire formed circuit in magnetic flux constantly occur
Variation, to generate induced current in sensor wire；Ocean current is passed through from the through-hole of orifice plate, not only makes circling velocity distribution more
Uniformly, slow down circling velocity, and be effectively crushed the vortex of marine riser back formation；Embedded magnet wire type water-stop sheet will
Back side water flow separates, and has divided wake zone vortex development space, to inhibit the development of vortex；Across the water flow edge of orifice plate
The raised rib flowing on sensor wire and embedded magnet wire type water-stop sheet and fishtail oscillating deck, have adjusted water flow again
Flow direction；Fishtail oscillating deck swings under the effect of embedded magnet wire type water-stop sheet flowing water stream, effectively
Destroy tail portion vortex street；In addition, ocean current impacts semicylinder magnet flat face, semicylinder magnet is pushed to lead towards embedded magnet
Wire type water-stop sheet is mobile, the process that semicylinder magnet drives entire flank module to slide towards embedded magnet wire type water-stop sheet
In, as the bar magnet distance being embedded in semicylinder magnet and embedded magnet wire type water-stop sheet reduces, bar magnet pair
The repulsive force that semicylinder magnet generates is bigger, and flank module is pushed to slide in the opposite direction, in ocean current impact and magnetic pole row
There is reciprocally swinging in flank module under the collective effect of reprimand, destroys falling off and developing for wake zone vortex；Meanwhile semicylinder
Magnet is constantly sent out toward polyslip meeting so that embedding magnetic flux in the circuit that the sensor wire on magnet wire type water-stop sheet is formed
Changing, to persistently generate induced current.Thus, semicylinder magnet and swing arm toward polyslip, orifice plate be crushed incoming flow,
Fishtail oscillating deck destroys the collective effect of tail portion vortex street, embedded the magnet wire type water-stop sheet segmentation flowing space and adjustment flow direction
Under, it destroys marine riser by depth around laminar boundary layer, changes boundary layer separation point, destroy the three of wake flow vortex
Tie up structure, it is suppressed that the formation and development of vortex realizes the inhibition of Non-energy-consumption vortex-induced vibration, and the circuit that sensor wire is formed
In produce induced current, the conversion of energy by ocean current is realized while inhibiting vortex-induced vibration.
The present invention due to using the technology described above, has the advantage that
1. the embedded magnet wire type water-stop sheet of apparatus of the present invention can rotate under ocean current impact, effectively drives and meet stream card
Ring, rolling bearing and inside groove snap ring rotate, and whole device is made to adapt to the marine environment of flow direction variation.
2. apparatus of the present invention swing arm, semicylinder magnet, orifice plate are past under ocean current impact force and magnetic repulsive force effect
Physical pendulum is dynamic, and depth disturbs wake zone, destroys back stream sidespin whirlpool.
3. the semicylinder magnet of apparatus of the present invention can be such that the induction on embedded magnet wire type water-stop sheet leads toward polyslip
Magnetic flux constantly changes in the circuit that line is formed, to generate induced current, has the function that power generation.
4. in apparatus of the present invention, by the broken water flow of orifice plate along the induction of embedded magnet wire type water proof plate surface
Circuit lead and the flowing of horizontal projection rib, enhance embedded magnet wire type water-stop sheet to the sensibility of direction of flow, more preferably
Comply with incoming flow in ground.
5. apparatus of the present invention meet stream snap ring, inside groove snap ring, embedded magnet wire type water-stop sheet, swing arm, fishtail pendulum
Movable plate and orifice plate are processed by light material, and single unit system is light-weight, not perishable.
Detailed description of the invention
Fig. 1 is apparatus of the present invention schematic perspective view；
Fig. 2 is the dismounting schematic diagram of apparatus of the present invention；
Fig. 3 is that apparatus of the present invention embed magnet wire type water-stop sheet, inside groove snap ring and the installation diagram for meeting stream snap ring；
Fig. 4 is the installation diagram of apparatus of the present invention fishtail oscillating deck；
Fig. 5 is the installation diagram that apparatus of the present invention embed bar magnet in magnet wire type water-stop sheet；
Fig. 6 is apparatus of the present invention semicylinder magnet and orifice plate installation diagram；
Fig. 7 is that apparatus of the present invention embed magnet wire type water-stop sheet block plan；
Fig. 8 is the operation principle schematic diagram of apparatus of the present invention.
Wherein: 1, marine riser；2, rolling bearing；3, stream snap ring is met；4, inside groove snap ring；5, swing arm；6, semicylinder
Magnet；7, orifice plate；8, magnet wire type water-stop sheet is embedded；9, sensor wire；10, bar magnet；11, fishtail oscillating deck；12,
Semicircle slot；13, orifice plate slot；14, sliding recess；15, water-stop sheet bayonet；16, elongated round bar；17, cylindrical roller.
Specific embodiment
Specific implementation of the invention is further described with reference to the accompanying drawing.
As depicted in figs. 1 and 2, a kind of magnetic power generator and vortex-induced vibration suppression device of imitative fish trip swing, by a main body
Module and two flank module compositions；Main body module include two meet stream the inside groove snap ring 4, two of snap ring 3, two rolling bearing 2,
Piece 10, one pieces of a bar magnet embedded magnet wire type water-stop sheets 8 and a fishtail oscillating deck 11；Flank module include it is upper,
5, one pieces of lower two swing arms, 6, one pieces of semicylinder magnet orifice plate 7.
As shown in Fig. 2, rolling bearing 2 is the inside and outside coil structures of embedded roller, the internal diameter of rolling bearing 2 is equal to marine riser
1 outer diameter, the axial height of rolling bearing 2 are equal to the axial height for meeting stream snap ring 3, and upper and lower two rolling bearings 2 are by interval one
The height of a embedded magnet wire type water-stop sheet 8 is mounted on 1 outer wall of marine riser.
As shown in figure 3, meet stream snap ring 3 and inside groove snap ring 4 be semicircle ring structure, all by plastics forming, inside groove card
4 axial height of ring, which is equal to, meets stream 3 axial height of snap ring, and the internal diameter for meeting stream snap ring 3 and inside groove snap ring 4 is equal to rolling bearing 2
Outer diameter；4 outer wall of inside groove snap ring is provided with the sliding recess 14 of indent, and 4 outer wall middle of inside groove snap ring is provided with water-stop sheet bayonet 15,
The corresponding arc angle of water-stop sheet bayonet 15 is 10 °, and the corresponding arc angle of sliding recess 14 of 15 two sides of water-stop sheet bayonet is equal
It is 80 °；The both ends end angle for meeting stream snap ring 3 and inside groove snap ring 4 is provided with threaded hole, will meet stream snap ring 3 and inside groove snap ring 4 by bolt
Connection forms entire circular ring shape snap ring card and embraces in outside rolling bearing 2.Card entertains one and meets stream snap ring 3 outside each rolling bearing 2
Circular ring shape snap ring made of being docked with inside groove snap ring 4.
As shown in Fig. 3, Fig. 5 and Fig. 7, embed magnet wire type water-stop sheet 8 be Flat plastic plate, embed magnet wire type every
The water-stop sheet bayonet 15 of inside groove snap ring 4 is inserted at 8 both ends of water plate, is connected and fixed by screw.Embedded 8 edge of magnet wire type water-stop sheet
Horizontal direction is divided into three regions, away from marine riser 1 by closely to far respectively sensor circuit winding region, bar magnet 10 are embedded in
Area, fish tail linking area；The area of the sensor circuit winding region account for embedded 8 area of magnet wire type water-stop sheet two/
One, sensor circuit winding region is provided with total 32 through-holes of two column, 16 row and is used to wind sensor wire 9, sensor wire 9
Canoe is spiral formula；The area that the bar magnet 10 is embedded in area accounts for embedded 8 area of magnet wire type water-stop sheet
A quarter, bar magnet 10 is embedded in empty in area, is equipped with cuboid bar magnet 10, mounting means is that snap-gauge nut connects
It connects；The area of the fish tail linking area accounts for a quarter of embedded 8 area of magnet wire type water-stop sheet, fish tail linking area surface
There are ten six roots of sensation horizontal projection ribs, the 16 exhausting holes level of ten six roots of sensation horizontal projection ribs and the sensor circuit winding region
Height corresponds, and fish tail linking area end is equipped with elongated round bar 16 for installing fishtail oscillating deck 11.
As shown in figure 4, fishtail oscillating deck 11 is isosceles trapezoid plate structure, by plastics forming, fishtail is swung
The equal length of the trapezoidal height of plate 11 and the fish tail linking area of the embedded magnet wire type water-stop sheet 8, fishtail are swung
The trapezoidal base angle of plate 11 is 45 °.Fishtail oscillating deck 11 is inserted in embedded 8 fish tail linking area end of magnet wire type water-stop sheet
Elongated round bar 16 is inserted in end and is blocked by baffle, and is connected and fixed by screw.Ten six roots of sensation level is furnished on fishtail oscillating deck 11
Raised rib, and the salient rib on the fish tail linking area surface of horizontal projection rib and the embedded magnet wire type water-stop sheet 8
Level height is consistent.
As shown in fig. 6, swing arm 5 is that strip is slotted cuboid, 5 one end of swing arm is connected with cylindrical roller 17, upper and lower two
The cylindrical roller 17 of a 5 end of swing arm is separately mounted in the sliding recess 14 of upper and lower two inside groove snap rings 4；Swing arm 5 is another
One end sets semicircle slot 12, is fitted with one block of semicylinder magnet 6 between the semicircle slot 12 of upper and lower two swing arms 5；In cylinder
5 surface of swing arm between 12 end of 17 end of idler wheel and semicircle slot is provided with orifice plate slot 13, the orifice plate of upper and lower two swing arms 5
One piece of orifice plate 7 is inserted between slot 13.Orifice plate 7 is the plastic plate that one piece of surface is provided with through-hole, the thickness and orifice plate slot 13 of orifice plate 7
Width it is equal.
As depicted in figs. 1 and 2, the bar magnet 10 is identical as the magnetic pole installation direction of semicylinder magnet 6.
As shown in figure 8, being provided using the magnetic power generator and vortex-induced vibration suppression device of the imitative fish trip swing a kind of imitative
The magnetic power generator and vortex-induced vibration inhibiting method of fish trip swing.Embedded magnet wire type water-stop sheet 8 exists with ocean current flow direction
When the angle of attack, embedded magnet wire type water-stop sheet 8 rotates under the impact of ocean current, and drives and meet stream snap ring 3 and inside groove snap ring 4
Rotation, until embedding magnet wire type water-stop sheet 8 around to the back stream side of marine riser 1 and being in same plane with ocean current flow direction；
Embedded magnet wire type water-stop sheet 8 rotate and drive meet stream snap ring 3 and inside groove snap ring 4 rotate while, swing arm 5 also drives
Semicylinder magnet 6 is swung, with the continuous variation of semicylinder magnet 6 and 9 distance of sensor wire, so that 9 shape of sensor wire
At circuit in magnetic flux constantly change, to generate induced current in sensor wire 9；Ocean current is from the through-hole of orifice plate 7
It passes through, not only makes that circling velocity distribution is more uniform, slows down circling velocity, but also be effectively crushed 1 back of marine riser and formed
Vortex；Embedded magnet wire type water-stop sheet 8 separates back side water flow, has divided wake zone vortex development space, to press down
The development of vortex is made；Water flow across orifice plate 7 is put along sensor wire 9 and embedded magnet wire type water-stop sheet 8 and fishtail
Raised rib flowing on movable plate 11, has adjusted the flow direction of water flow again；Fishtail oscillating deck 11 is led along embedded magnet
It swings under the effect of 8 flowing water stream of wire type water-stop sheet, effectively destroys tail portion vortex street；In addition, ocean current impacts semicylinder
6 flat face of magnet pushes semicylinder magnet 6 mobile towards embedded magnet wire type water-stop sheet 8, and semicylinder magnet 6 drives
During entire flank module slides towards embedded magnet wire type water-stop sheet 8, with semicylinder magnet 6 and embedded magnet
The repulsive force that the bar magnet 10 being embedded in wire type water-stop sheet 8 generates semicylinder magnet 6 apart from reduction, bar magnet 10
It is bigger, push flank module to slide in the opposite direction, flank module goes out under the collective effect that ocean current impact and magnetic pole are repelled
Existing reciprocally swinging destroys falling off and developing for wake zone vortex；Meanwhile semicylinder magnet 6 toward polyslip meeting so that interior
Magnetic flux constantly changes in the circuit that sensor wire 9 on embedding magnet wire type water-stop sheet 8 is formed, to persistently generate sense
Answer electric current.Thus, in semicylinder magnet 6 and swing arm 5 toward polyslip, orifice plate 7 are crushed incoming flow, fishtail oscillating deck 11 destroys
Tail portion vortex street, embedded magnet wire type water-stop sheet 8 are divided under the collective effect of the flowing space and adjustment flow direction, not only make ocean vertical
Pipe 1 is destroyed around laminar boundary layer by depth, is changed boundary layer separation point, is destroyed the three-dimensional structure of wake flow vortex, it is suppressed that
The formation and development of vortex realizes the inhibition of Non-energy-consumption vortex-induced vibration, and produces induction in the circuit of the formation of sensor wire 9
Electric current realizes the conversion of energy by ocean current while inhibiting vortex-induced vibration.
Embodiment:
When apparatus of the present invention are installed, rolling bearing 2 is installed first, determining above according to the height of embedded magnet wire type water-stop sheet 8,
Lower rotary shaft holds 2 spacing, will rotate up and down bearing 2 respectively and be sleeved on marine riser 1 from two sides, and be joined with bolts.
Then, bar magnet 10 is embedded in embedded magnet wire type water-stop sheet 8, is fixed with snap-gauge nut, by fishtail
Oscillating deck 11 is inserted on the elongated round bar 16 of embedded magnet wire type water-stop sheet 8, is fixed with shutter sealing end portion and with screw.
The water-stop sheet of the embedded magnet wire type water-stop sheet 8 insertion inside groove snap ring 4 of bar magnet 10, fishtail oscillating deck 11 will be installed
In bayonet 15, fixed with screw.
One semicylinder magnet 6 and an orifice plate 7 are inserted into two swings by the assembling for then carrying out single flank module
In the semicircle slot 12 and orifice plate slot 13 of arm 5, then the cylindrical rollers 17 of two swing arms 5 of the flank module is packed into inside groove
In the sliding recess 14 of snap ring 4, another same flank module is symmetrically installed about embedded magnet wire type water-stop sheet 8.
Finally, by inside groove snap ring 4 and meet stream snap ring 3 and be bolted and be fixed on rolling bearing 2, when being connected and fixed on
The upper plane of square inside groove snap ring 4 and the rolling bearing 2 for meeting the upper plane and top that flow snap ring 3 is in same level.
After the installation is completed, the marine riser 1 equipped with apparatus of the present invention is placed in marine environment and is used.When embedded magnet is led
There are when the angle of attack, embedded magnet wire type water-stop sheet 8 revolves under the impact of ocean current for wire type water-stop sheet 8 and ocean current flow direction
Turn, and drive and meet stream snap ring 3 and the rotation of inside groove snap ring 4, until back of the embedded magnet wire type water-stop sheet 8 around to marine riser 1
It flows side and is in same plane with ocean current flow direction；It rotates and drives in embedded magnet wire type water-stop sheet 8 and meet stream snap ring 3 and inside groove
While snap ring 4 rotates, swing arm 5 also drives semicylinder magnet 6 to swing, with semicylinder magnet 6 and sensor wire 9 away from
From continuous variation so that sensor wire 9 formed circuit in magnetic flux constantly change, to be generated in sensor wire 9
Induced current；Ocean current is passed through from the through-hole of orifice plate 7, not only make circling velocity distribution it is more uniform, slow down circling velocity, but also
Effectively it has been crushed the vortex of 1 back of marine riser formation；Embedded magnet wire type water-stop sheet 8 separates back side water flow, divides
Wake zone vortex development space, to inhibit the development of vortex；Water flow across orifice plate 7 along sensor wire 9 and embeds
Raised rib flowing on magnet wire type water-stop sheet 8 and fishtail oscillating deck 11, has adjusted the flow direction of water flow again；Fish
Tail shape oscillating deck 11 swings under the effect of embedded 8 flowing water stream of magnet wire type water-stop sheet, effectively destroys tail portion
Vortex street；In addition, ocean current impacts 6 flat face of semicylinder magnet, push semicylinder magnet 6 towards embedded magnet wire type water proof
Plate 8 is mobile, during semicylinder magnet 6 drives entire flank module to slide towards embedded magnet wire type water-stop sheet 8, with
The bar magnet 10 that is embedded in semicylinder magnet 6 and embedded magnet wire type water-stop sheet 8 apart from reduction, bar magnet 10 is right
The repulsive force that semicylinder magnet 6 generates is bigger, and flank module is pushed to slide in the opposite direction, in ocean current impact and magnetic pole row
There is reciprocally swinging in flank module under the collective effect of reprimand, destroys falling off and developing for wake zone vortex；Meanwhile semicylinder
Magnet 6 toward polyslip meeting so that magnetic flux is continuous in the circuit that the sensor wire 9 on embedded magnet wire type water-stop sheet 8 is formed
It changes, to persistently generate induced current.Thus, it is broken toward polyslip, orifice plate 7 in semicylinder magnet 6 and swing arm 5
Incoming flow, fishtail oscillating deck 11 destroy tail portion vortex street, embedded magnet wire type water-stop sheet 8 divides the flowing space and adjust flow direction
Under collective effect, destroys marine riser 1 by depth around laminar boundary layer, change boundary layer separation point, destroy tail
Flow the three-dimensional structure of vortex, it is suppressed that the formation and development of vortex realizes the inhibition of Non-energy-consumption vortex-induced vibration, and sensor wire
Induced current is produced in 9 circuits formed, the conversion of energy by ocean current is realized while inhibiting vortex-induced vibration.
Claims (5)
1. a kind of magnetic power generator and vortex-induced vibration suppression device of imitative fish trip swing, by a main body module and two flank modules
Composition；Main body module includes two and meets stream snap ring (3), two inside groove snap rings (4), two rolling bearings (2), a bar magnet
(10), one piece of embedded magnet wire type water-stop sheet (8) and a fishtail oscillating deck (11)；Flank module includes upper and lower two
Swing arm (5), one piece of semicylinder magnet (6), one piece of orifice plate (7)；Rolling bearing (2) is the inside and outside coil structures of embedded roller,
The internal diameter of rolling bearing (2) is equal to the outer diameter of marine riser (1), and the axial height of rolling bearing (2), which is equal to, meets stream snap ring (3)
Axial height, upper and lower two rolling bearings (2) are mounted on sea by the height of the one embedded magnet wire type water-stop sheet (8) in interval
Foreign standpipe (1) outer wall；It meets stream snap ring (3) and inside groove snap ring (4) is semicircle ring structure, all by plastics forming, inside groove card
Ring (4) axial height, which is equal to, meets stream snap ring (3) axial height, and the internal diameter for meeting stream snap ring (3) and inside groove snap ring (4) is equal to rotate
The outer diameter of bearing (2)；The both ends end angle for meeting stream snap ring (3) and inside groove snap ring (4) is provided with threaded hole, will meet stream snap ring by bolt
(3) connect with inside groove snap ring (4) to be formed entire circular ring shape snap ring card embrace in rolling bearing (2) outside；Each rolling bearing (2) is outside
Card entertains one and meets circular ring shape snap ring made of stream snap ring (3) and inside groove snap ring (4) docking；Embedded magnet wire type water-stop sheet
(8) it is Flat plastic plate, embeds the water-stop sheet bayonet (15) of magnet wire type water-stop sheet (8) both ends insertion inside groove snap ring (4), by
Screw is connected and fixed；It is characterized by: described inside groove snap ring (4) outer wall is provided with the sliding recess (14) of indent, and inside groove
Snap ring (4) outer wall middle is provided with water-stop sheet bayonet (15)；Embedded magnet wire type water-stop sheet (8) is divided into three in the horizontal direction
Region, away from marine riser (1) by closely to far respectively sensor circuit winding region, bar magnet (10) are embedded in area, fish tail linking area；
Sensor circuit winding region is provided with total 32 through-holes of two column, 16 row and is used to wind sensor wire (9), sensor wire (9)
Canoe is spiral formula；Bar magnet (10) is embedded in sky in area, is equipped with cuboid bar magnet (10), mounting means
For the connection of snap-gauge nut；There are ten six roots of sensation horizontal projection ribs on fish tail linking area surface, ten six roots of sensation horizontal projection ribs and described
16 exhausting hole level heights of sensor circuit winding region correspond, and fish tail linking area end is equipped with elongated round bar (16) and is used for
It installs fishtail oscillating deck (11)；Fishtail oscillating deck (11) is isosceles trapezoid plate structure, by plastics forming；Fishtail
Oscillating deck (11) is inserted in the elongated round bar (16) of embedded magnet wire type water-stop sheet (8) fish tail linking area end, is inserted in end by keeping off
Board is lived, and is connected and fixed by screw；Ten six roots of sensation horizontal projection ribs, and horizontal projection are furnished on fishtail oscillating deck (11)
The raised rib level height on the fish tail linking area surface of rib and the embedded magnet wire type water-stop sheet (8) keeps one
It causes；Swing arm (5) is strip fluting cuboid, and swing arm (5) one end is connected with cylindrical roller (17), upper and lower two swing arms
(5) cylindrical roller (17) of end is separately mounted in the sliding recess (14) of upper and lower two inside groove snap rings (4)；Swing arm (5)
The other end is set semicircle slot (12), is fitted with one block of semicylinder magnet between the semicircle slot (12) of upper and lower two swing arms (5)
(6)；Swing arm (5) surface between cylindrical roller (17) end and semicircle slot (12) end is provided with orifice plate slot (13), above and below
One piece of orifice plate (7) is inserted between the orifice plate slot (13) of two swing arms (5)；Orifice plate (7) is the plastics that one piece of surface is provided with through-hole
The thickness of plate, orifice plate (7) is equal with the width of orifice plate slot (13)；The bar magnet (10) and semicylinder magnet (6)
Magnetic pole installation direction it is identical.
2. the magnetic power generator and vortex-induced vibration suppression device of imitative fish trip swing as described in claim 1, it is characterised in that: described
The corresponding arc angle of water-stop sheet bayonet (15) be 10 °, the corresponding circle of sliding recess (14) of water-stop sheet bayonet (15) two sides
Arc angle is 80 °.
3. the magnetic power generator and vortex-induced vibration suppression device of imitative fish trip swing as described in claim 1, it is characterised in that: described
Fishtail oscillating deck (11) trapezoidal height and the fish tail linking area of embedded magnet wire type water-stop sheet (8) equal length,
The trapezoidal base angle of fishtail oscillating deck (11) is 45 °.
4. the magnetic power generator and vortex-induced vibration suppression device of imitative fish trip swing as described in claim 1, it is characterised in that: described
The area of sensor circuit winding region account for the half of embedded magnet wire type water-stop sheet (8) area, the bar magnet
(10) area for being embedded in area accounts for a quarter of embedded magnet wire type water-stop sheet (8) area, the face of the fish tail linking area
Product accounts for a quarter of embedded magnet wire type water-stop sheet (8) area.
5. a kind of magnetic power generator and vortex-induced vibration inhibiting method of imitative fish trip swing, are swum using imitative fish as described in claim 1
The magnetic power generator and vortex-induced vibration suppression device of swing, it is characterised in that: embedded magnet wire type water-stop sheet (8) and ocean current flow
There are when the angle of attack, embedded magnet wire type water-stop sheet (8) rotates under the impact of ocean current, and drives and meet stream snap ring in direction
(3) rotated with inside groove snap ring (4), until embedded magnet wire type water-stop sheet (8) around to marine riser (1) back stream side and with sea
Stream flow direction is in same plane；It rotates and drives in embedded magnet wire type water-stop sheet (8) and meet stream snap ring (3) and inside groove snap ring
(4) while rotation, swing arm (5) also drives semicylinder magnet (6) to swing, as semicylinder magnet (6) is led with induction
The continuous variation of line (9) distance, so that magnetic flux constantly changes in the circuit that sensor wire (9) is formed, so that induction is led
Induced current is generated in line (9)；Ocean current is passed through from the through-hole of orifice plate (7), not only make circling velocity distribution it is more uniform, slow down
Circling velocity, and effectively it has been crushed the vortex of marine riser (1) back formation；Embedded magnet wire type water-stop sheet (8) will be carried on the back
Side water flow separates, and has divided wake zone vortex development space, to inhibit the development of vortex；Water flow across orifice plate (7)
Along the raised rib flowing on sensor wire (9) and embedded magnet wire type water-stop sheet (8) and fishtail oscillating deck (11), then
The secondary flow direction for having adjusted water flow；Fishtail oscillating deck (11) is along embedded magnet wire type water-stop sheet (8) flowing water stream
It swings under effect, effectively destroys tail portion vortex street；In addition, ocean current impacts semicylinder magnet (6) flat face, semicircle is pushed
Cylinder magnet (6) is mobile towards embedded magnet wire type water-stop sheet (8), semicylinder magnet (6) drive entire flank module to
During the sliding of embedded magnet wire type water-stop sheet (8), with semicylinder magnet (6) and embedded magnet wire type water proof
Bar magnet (10) distance being embedded in plate (8) reduces, and the repulsive force that bar magnet (10) generates semicylinder magnet (6) is got over
Greatly, flank module is pushed to slide in the opposite direction, flank module occurs under the collective effect that ocean current impact and magnetic pole are repelled
Reciprocally swinging destroys falling off and developing for wake zone vortex；Meanwhile semicylinder magnet (6) toward polyslip meeting so that interior
Magnetic flux constantly changes in the circuit that sensor wire (9) on embedding magnet wire type water-stop sheet (8) is formed, to persistently produce
Raw induced current；Thus, incoming flow, fishtail pendulum are crushed toward polyslip, orifice plate (7) in semicylinder magnet (6) and swing arm (5)
Movable plate (11) destroys the collective effect of tail portion vortex street, embedded magnet wire type water-stop sheet (8) the segmentation flowing space and adjustment flow direction
Under, it destroys marine riser (1) by depth around laminar boundary layer, changes boundary layer separation point, destroy wake flow vortex
Three-dimensional structure, it is suppressed that the formation and development of vortex realizes the inhibition of Non-energy-consumption vortex-induced vibration, and sensor wire (9) shape
At circuit in produce induced current, the conversion of energy by ocean current is realized while inhibiting vortex-induced vibration.
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| CN201811004505.XA CN109058029B (en) | 2018-08-30 | 2018-08-30 | A kind of magnetic power generator and vortex-induced vibration suppression device and method of imitative fish trip swing |
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| CN201811004505.XA CN109058029B (en) | 2018-08-30 | 2018-08-30 | A kind of magnetic power generator and vortex-induced vibration suppression device and method of imitative fish trip swing |
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| CN113622834A (en) * | 2021-09-20 | 2021-11-09 | 西南石油大学 | Integrated device and method for vibration suppression and power generation by opening and closing of tail plate and rotation of impeller |
| CN113622834B (en) * | 2021-09-20 | 2023-07-28 | 西南石油大学 | Vibration-inhibiting and power-generating integrated device and method by utilizing opening and closing of tail plate and rotation of impeller |
| CN113992060A (en) * | 2021-10-27 | 2022-01-28 | 西南石油大学 | Drainage and sliding pendulum combined synchronous vibration suppression and power generation device and method |
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| CN114826021B (en) * | 2022-05-03 | 2024-03-15 | 西南石油大学 | V-shaped rotary pendulum piezoelectric power generation and vibration suppression integrated device and method |
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