CN106869821B - A kind of adaptive vortex-induced vibration suppression device with assistant shape ribbon - Google Patents
A kind of adaptive vortex-induced vibration suppression device with assistant shape ribbon Download PDFInfo
- Publication number
- CN106869821B CN106869821B CN201710037622.5A CN201710037622A CN106869821B CN 106869821 B CN106869821 B CN 106869821B CN 201710037622 A CN201710037622 A CN 201710037622A CN 106869821 B CN106869821 B CN 106869821B
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- sliding sleeve
- spoiler
- foraminous shield
- hole
- ribbon
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- 230000001629 suppression Effects 0.000 title claims abstract description 12
- 230000003044 adaptive effect Effects 0.000 title claims abstract description 9
- 239000000463 material Substances 0.000 claims description 7
- 239000004033 plastic Substances 0.000 claims description 7
- 229920003023 plastic Polymers 0.000 claims description 7
- 229910001234 light alloy Inorganic materials 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 239000006185 dispersion Substances 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 230000006378 damage Effects 0.000 description 4
- 238000005553 drilling Methods 0.000 description 4
- 230000005764 inhibitory process Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005119 centrifugation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011664 nicotinic acid Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Classifications
-
- 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
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1078—Stabilisers or centralisers for casing, tubing or drill pipes
-
- 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
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/01—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells specially adapted for obtaining from underwater installations
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Bolts, Nuts, And Washers (AREA)
Abstract
A kind of adaptive vortex-induced vibration suppression device with assistant shape ribbon comprising sliding sleeve, four part of foraminous shield, spoiler and assistant shape ribbon.Wherein sliding sleeve, which is bolted, is fastened on outside marine riser；Foraminous shield is sleeved on sliding sleeve by positioning core axle；One end of spoiler is connected with foraminous shield, and the other end is equipped with assistant shape ribbon.The bootable incoming flow dispersion of foraminous shield；Spoiler is free to rotate with foraminous shield, adapts to different directions of flow；Assistant shape ribbon sustainable wave under action of ocean current inhibits the formation and development of whirlpool.The configuration of the present invention is simple, the service life that incoming flow dispersion can be guided, corrosion failure is not easy, may be reused and extend marine riser.
Description
Technical field
The invention belongs to field of ocean engineering, more particularly to a kind of inhibition device for inhibiting vortex-induced vibration.
Background technique
In the recovery process in deep water hydrocarbon field, marine riser connecting platform and underwater well head are drilling fluid and stratum
Fluid provides exit passageway, and the reliability being on active service is of great significance for the safe operation of oil gas drilling.Marine riser
Local environment is severe, and stress condition is complicated.When ocean current flows through marine riser, whirlpool will be formed at marine riser rear, whirlpool is in shape
At with fall off during change the ocean current velocity flow profile at marine riser rear, to induce the vortex-induced vibration of marine riser.Work as whirlpool
When vortex shedding frequency is close or equal to marine riser intrinsic frequency, i.e., it can cause resonance, accelerate the fatigue rupture of marine riser.Marine riser
It once destroying, can not only cause marine serious accident, cause huge economic loss, marine environment will also be caused
Catastrophic destruction.
Summary of the invention
The purpose of the present invention is to provide a kind of structures simply, can guide incoming flow dispersion, be not easy corrosion failure, Ke Yichong
The adaptive vortex-induced vibration suppression device with assistant shape ribbon used again.
According to bionic principle, birds assistant is copied, the ribbon profile in vortex-induced vibration suppression device is designed as assistant shape.
The present invention includes sliding sleeve, four part of foraminous shield, spoiler and assistant shape ribbon, and wherein sliding sleeve is bolted
It is fastened on marine riser, foraminous shield is sleeved on sliding sleeve by positioning core axle, and one end of spoiler is connected with foraminous shield, the other end
Equipped with assistant shape ribbon；The sliding sleeve is made of two identical light alloy semicircular cylinders, in its outer surface in axis arrangement
In the identical sliding sleeve boss of lower three sizes, circular through hole A is provided with along axial direction on upper and lower two sliding sleeve boss, for installing limit
Position screw, the both ends of three sliding sleeve boss semicircular cylinders are equipped with counterbore along a tangential direction, are equipped with bolt hole in counterbore, sliding sleeve passes through
It is bolted and is fastened on marine riser；The foraminous shield is made of two identical plastics semicircular cylinders, which is provided with several uniform
The identical square hole of the size of distribution is respectively equipped with the identical foraminous shield boss of size in its inner surface upper and lower ends, to reduce
The contact area of foraminous shield and sliding sleeve；The junction indention of two semicircular cylinders of foraminous shield, the end of each sawtooth is equipped with
Circular through hole B；The spoiler is approximately rectangle, and using plastic material, the end face of one end is provided with groove, in groove two sides
Several rivet holes are equidistantly equipped in plate face, the other end is equipped with multiple sawtooth, and the end of each sawtooth is equipped with circular through hole
C, positioning core axle may pass through the circular through hole B of foraminous shield and the circular through hole C of spoiler, and foraminous shield and spoiler are connected to one
It rises, positioning core axle is elongated metallic rod；The assistant shape ribbon is rubber material, and one end profile is assistant shape, and the other end is logical
Rivet is crossed to be fixed in spoiler groove.
In use, sliding sleeve to be bolted to the suitable position for being fastened on the marine riser equipped with circular buoyancy block first
On, then foraminous shield is sleeved on sliding sleeve, the two sides of foraminous shield are docked with spoiler respectively, pass through the circle on sliding sleeve boss
Through-hole A tripping in positioning core axle makes positioning core axle pass through the circular through hole B of foraminous shield and the circular through hole C of spoiler, by foraminous shield
It links together with spoiler, is then mounted on assistant shape ribbon in spoiler groove by rivet；According to the above method will again
Another porous set, spoiler and assistant shape ribbon are sleeved on sliding sleeve, and stop screw is finally mounted on two sliding sleeves up and down
In circular through hole on boss, positioning core axle play up and down is prevented.
When ocean current flow direction and spoiler are there are when angle, ocean current flows through marine riser can generate impact force on spoiler, make
It obtains spoiler and drives assistant shape ribbon unitary rotation, meanwhile, fine rotation can occur for foraminous shield, be located at ocean current to assistant shape ribbon
Direction downstream rear spoiler reaches balance.After spoiler balance, assistant shape ribbon still can constantly wave under action of ocean current.Every
The whirlpool at water pipe rear is first subjected to the centrifugation of spoiler, can not be fully developed, is then subjected to the assistant persistently to wave
The destruction of shape ribbon inhibits the formation and development of whirlpool.Under the collective effect of spoiler and assistant shape ribbon, marine riser
The whirlpool at rear cannot sufficiently develop, to realize the inhibition of vortex-induced vibration.
Compared with the prior art, the present invention has the following advantages:
1, by the rotation of foraminous shield and spoiler, so that assistant shape ribbon is adapted to current direction automatically, remain at sea
Flow direction downstream.
2, assistant shape ribbon is rubber material, has the ability adaptively deformed, can constantly wave under action of ocean current, is pressed down
The formation and development of whirlpool processed extend the service life of marine riser to inhibit marine riser vortex-induced vibration.
3, foraminous shield can guide incoming flow to disperse.
4, foraminous shield and spoiler are plastic material, and not perishable and destruction may be reused, can also be marine riser
Certain buoyancy is provided.
Detailed description of the invention
Fig. 1 is structure schematic diagram of the invention；
Fig. 2 is the simplified schematic diagram of sliding sleeve of the present invention；
Fig. 3 is the simplified schematic diagram of foraminous shield of the present invention；
Fig. 4 is the simplified schematic diagram of spoiler of the present invention；
Fig. 5 is that assistant shape ribbon of the present invention adapts to current direction schematic diagram automatically；
Fig. 6 is application schematic diagram of the invention.
In figure: 1- marine riser, 2- sliding sleeve boss, 3- counterbore, 4- bolt, 5- foraminous shield, 6- circular through hole A, 7- limit spiral shell
Nail, 8- assistant shape ribbon, 9- rivet, 10- spoiler, 11- sliding sleeve, 12- foraminous shield boss, 13- circular through hole B, 14- groove,
15- rivet hole, 16- circular through hole C, 17- drilling platforms, 18- vortex-induced vibration suppression device.
Specific embodiment
Specific implementation of the invention is further described with reference to the accompanying drawing.
In adaptive vortex-induced vibration suppression device simplified schematic diagram with assistant shape ribbon shown in Fig. 1, sliding sleeve 11 passes through
The connection of bolt 4 is fastened on outside marine riser, and foraminous shield 5 is sleeved on sliding sleeve by positioning core axle；It is fixed that one end of spoiler 10 passes through
Position mandrel is connected with foraminous shield 5, and the other end is connected by rivet 9 with assistant shape ribbon 8.
As shown in Fig. 2, sliding sleeve 11 is made of two identical light alloy semicircular cylinders, in its outer surface in axis arrangement
In the identical sliding sleeve boss 2 of lower three sizes, circular through hole A6 is provided with along axial direction on upper and lower two sliding sleeve boss 2, for pacifying
Stop screw 7 is filled, the both ends of three 2 semicircular cylinders of sliding sleeve boss are equipped with counterbore 3 along a tangential direction, are equipped with bolt hole in counterbore 3,
Sliding sleeve 11 is fastened on marine riser by the connection of bolt 4；
As shown in figure 3, foraminous shield 5 is made of two identical plastics semicircular cylinders, which is provided with several equally distributed big
Small identical square hole, and its inner surface upper and lower ends be equipped with the identical foraminous shield boss 12 of size, with reduce foraminous shield 5 with
The contact area of sliding sleeve 11；The junction indention of 5 two semicircular cylinders of foraminous shield, the end of each sawtooth are equipped with round logical
Hole B13；
As shown in figure 4, spoiler 10 is approximately rectangle, using plastic material, the end face of one end is provided with groove 14, recessed
Several rivet holes 15 are equidistantly equipped in the plate face of 14 two sides of slot, the other end is equipped with multiple sawtooth, and the end of each sawtooth is equal
Equipped with circular through hole C16, positioning core axle may pass through the circular through hole B13 of foraminous shield and the circular through hole C16 of spoiler, will be porous
Cover 5 links together with spoiler 10, is sleeved on sliding sleeve 11, positioning core axle is elongated metallic rod；Assistant shape ribbon 8 is rubber
Material, one end profile are assistant shape, and the other end is mounted in 10 groove 14 of spoiler by rivet 9.
When installing this device, sliding sleeve 11 is fastened on the marine riser equipped with circular buoyancy block by the connection of bolt 4 first
Suitable position；Foraminous shield 5 is sleeved on sliding sleeve 11 again, the two sides of foraminous shield 5 are docked with spoiler 10 respectively, pass through cunning
The circular through hole A6 tripping in positioning core axle on boss 2 is covered, positioning core axle is made to pass through the circular through hole B13 and spoiler of foraminous shield 5
10 circular through hole C16, foraminous shield 5 and spoiler 10 are linked together, and then install assistant shape ribbon 8 by rivet 9
In 10 groove 14 of spoiler；Another porous set 5, spoiler 10 and assistant shape ribbon 8 are mounted on cunning according to the above method again
On set 11, finally stop screw 7 is mounted in the circular through hole 6 on upper and lower two sliding sleeve boss 2, prevents positioning core axle or more
Play.So far, a vortex-induced vibration suppression device is installed.
As shown in Figure 5 and Figure 6, multiple vortex-induced vibrations are installed on the marine riser 1 connecting with drilling platforms 17 and inhibit dress
18 are set, when ocean current is flowed to spoiler 10 there are when angle, ocean current, which flows through marine riser 1, to generate impact force on spoiler 10,
So that spoiler 10 drives 8 unitary rotation of assistant shape ribbon, meanwhile, fine rotation can occur for foraminous shield 5, to assistant shape ribbon 8
Reach balance positioned at current direction downstream rear spoiler 10.When spoiler 10 balance after, assistant shape ribbon 8 under action of ocean current still
It can constantly wave.The whirlpool at 1 rear of marine riser is first subjected to the centrifugation of spoiler 10, can not be fully developed, then by
To the destruction of the assistant shape ribbon 8 persistently to wave, inhibit the formation and development of whirlpool.In spoiler 10 and assistant shape ribbon
Under 8 collective effect, the whirlpool at marine riser rear cannot sufficiently develop, to realize the inhibition of vortex-induced vibration.
Installation site and quantity of the invention need to be depending on actual condition.
Claims (4)
1. a kind of adaptive vortex-induced vibration suppression device with assistant shape ribbon comprising sliding sleeve, foraminous shield, two spoilers and
Two assistant shape ribbons, wherein sliding sleeve is fastened on outside marine riser, and foraminous shield is sleeved on sliding sleeve by two positioning core axles, special
Sign is: in one plane, two spoilers, which pass through above-mentioned positioning core axle, to be made for described two positioning core axles and sliding sleeve axis
One end is connected with foraminous shield, and the other end is equipped with the ribbon that tail portion outer profile is assistant shape, described two spoilers and two
Assistant shape ribbon will not be fixed in ocean current, will not form closed space, and spoiler is able to rotate, ribbon is flexibility
, it not only adapts to current direction and changes, and when ocean current size changes, the appearance of two spoilers and two ribbons
Corresponding change can occur for state, and the distance and angle of two ribbons can change, and can adapt to ocean current, inhibit vortex-induced vibration.
2. the adaptive vortex-induced vibration suppression device according to claim 1 with assistant shape ribbon, it is characterised in that: described
Sliding sleeve is made of two identical light alloy semicircular cylinders, in its outer surface around the identical cunning of axis arrangement three sizes of upper, middle and lower
Boss is covered, edge is axially arranged with circular through hole A on upper and lower two sliding sleeve boss, for installing stop screw, three sliding sleeve boss
The both ends of semicircular cylinder are equipped with counterbore along a tangential direction, are equipped with bolt hole in counterbore, sliding sleeve, which is bolted, is fastened on water proof
Guan Shang.
3. the adaptive vortex-induced vibration suppression device according to claim 1 with assistant shape ribbon, it is characterised in that: described
Foraminous shield is made of two identical plastics semicircular cylinders, which is provided with the identical square hole of several equally distributed sizes, at it
Inner surface upper and lower ends are respectively equipped with the identical foraminous shield boss of size, to reduce the contact area of foraminous shield and sliding sleeve；It is porous
The junction indention of two semicircular cylinders is covered, the end of each sawtooth is equipped with circular through hole B.
4. the adaptive vortex-induced vibration suppression device according to claim 1 with assistant shape ribbon, it is characterised in that: described
Spoiler is approximately rectangle, and using plastic material, the end face of one end is provided with groove, is equidistantly set in the plate face of groove two sides
There are several rivet holes, the other end is equipped with multiple sawtooth, and the end of each sawtooth is equipped with circular through hole C, and positioning core axle can be worn
The circular through hole B of foraminous shield and the circular through hole C of spoiler are crossed, foraminous shield and spoiler are linked together, positioning core axle is solid
After fixed connection, stop screw need to be mounted in the circular through hole on upper and lower two sliding sleeve boss, prevent positioning core axle from altering up and down
Dynamic, positioning core axle is elongated metallic rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710037622.5A CN106869821B (en) | 2017-01-18 | 2017-01-18 | A kind of adaptive vortex-induced vibration suppression device with assistant shape ribbon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710037622.5A CN106869821B (en) | 2017-01-18 | 2017-01-18 | A kind of adaptive vortex-induced vibration suppression device with assistant shape ribbon |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106869821A CN106869821A (en) | 2017-06-20 |
| CN106869821B true CN106869821B (en) | 2019-04-09 |
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| CN201710037622.5A Active CN106869821B (en) | 2017-01-18 | 2017-01-18 | A kind of adaptive vortex-induced vibration suppression device with assistant shape ribbon |
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| CN108679357B (en) * | 2018-05-13 | 2019-10-01 | 西南石油大学 | A kind of whirlpool vibration inhibition device and method that magnetic force swing is combined with water conservancy diversion rotation |
| CN109018275B (en) * | 2018-08-17 | 2020-07-31 | 南京理工大学 | Vortex excitation oscillation self-adaptive suppression device of underwater vehicle |
| CN111140570A (en) * | 2020-01-21 | 2020-05-12 | 天津大学 | Marine pipeline vortex-induced vibration suppression device with ribbons |
| CN112878175A (en) * | 2021-01-19 | 2021-06-01 | 苏交科集团股份有限公司 | Pier water flow resistance reducing device |
| CN113502741A (en) * | 2021-06-15 | 2021-10-15 | 哈尔滨工业大学 | Structure for inhibiting vortex-induced vibration of cylindrical structure |
| CN113931582B (en) * | 2021-09-16 | 2024-06-21 | 建湖县永维阀门钻件有限公司 | Water-proof pipe joint protection device |
| CN114369995B (en) * | 2022-02-21 | 2022-11-04 | 中南大学 | Flexible vortex generator for inhibiting bridge vortex vibration |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4078605A (en) * | 1977-02-25 | 1978-03-14 | Cameron Iron Works, Inc. | Riser pipe string |
| GB2445751A (en) * | 2007-01-17 | 2008-07-23 | Trelleborg Crp Ltd | Buoyancy module clamp with vortex tripping features for a riser |
| CN102134972A (en) * | 2010-12-31 | 2011-07-27 | 上海交通大学 | Device for inhibiting vortex-induced vibration of underwater standpipe of fish-tail imitating cowling |
| CN204357372U (en) * | 2014-12-22 | 2015-05-27 | 中国海洋大学 | Underwater line water conservancy diversion vibration-repressing device |
| CN104747098A (en) * | 2015-02-14 | 2015-07-01 | 中国石油大学(华东) | Marine riser vortex-induced vibration suppression device |
| CN204900165U (en) * | 2015-08-14 | 2015-12-23 | 厦门大学 | Wind energy conversion system low frequency aerodynamic noise suppression device based on rotatable radome fairing |
| CN105604500A (en) * | 2016-03-11 | 2016-05-25 | 青岛迪玛尔海洋工程有限公司 | Underwater riser vortex-induced vibration abatement device |
-
2017
- 2017-01-18 CN CN201710037622.5A patent/CN106869821B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4078605A (en) * | 1977-02-25 | 1978-03-14 | Cameron Iron Works, Inc. | Riser pipe string |
| GB2445751A (en) * | 2007-01-17 | 2008-07-23 | Trelleborg Crp Ltd | Buoyancy module clamp with vortex tripping features for a riser |
| CN102134972A (en) * | 2010-12-31 | 2011-07-27 | 上海交通大学 | Device for inhibiting vortex-induced vibration of underwater standpipe of fish-tail imitating cowling |
| CN204357372U (en) * | 2014-12-22 | 2015-05-27 | 中国海洋大学 | Underwater line water conservancy diversion vibration-repressing device |
| CN104747098A (en) * | 2015-02-14 | 2015-07-01 | 中国石油大学(华东) | Marine riser vortex-induced vibration suppression device |
| CN204900165U (en) * | 2015-08-14 | 2015-12-23 | 厦门大学 | Wind energy conversion system low frequency aerodynamic noise suppression device based on rotatable radome fairing |
| CN105604500A (en) * | 2016-03-11 | 2016-05-25 | 青岛迪玛尔海洋工程有限公司 | Underwater riser vortex-induced vibration abatement device |
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| CN106869821A (en) | 2017-06-20 |
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