CN205744309U - The vortex-induced vibration preventer of wind power generating set and wind power generating set - Google Patents
The vortex-induced vibration preventer of wind power generating set and wind power generating set Download PDFInfo
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- CN205744309U CN205744309U CN201620612052.9U CN201620612052U CN205744309U CN 205744309 U CN205744309 U CN 205744309U CN 201620612052 U CN201620612052 U CN 201620612052U CN 205744309 U CN205744309 U CN 205744309U
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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
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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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
- Y02E10/70—Wind energy
- Y02E10/728—Onshore wind turbines
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Abstract
This utility model provides vortex-induced vibration preventer and the wind power generating set of a kind of wind power generating set.The vortex-induced vibration preventer of this wind power generating set includes the flexible connecting member being spirally wound at least one tower segments and the flow-disturbing part being arranged on flexible connecting member, flow-disturbing part includes that multiple flow-disturbing block, each flow-disturbing block set gradually along the length direction of flexible connecting member.It is possible to prevent tower vortex-induced vibration by this kind of mode.
Description
Technical field
This utility model relates to field of wind power equipment, particularly relates to the vortex-induced vibration protection of a kind of wind power generating set
Device and wind power generating set.
Background technology
Along with the development of Wind Power Generation Industry, the power of single wind generator group is increasing, and the tower used the most more is come
The highest.Correspondingly, tower flexibility increases, and low order natural frequency reduces.When this makes to lift at the scene, tower generation vortex-induced vibration
Risk increase.Once tower generation vortex-induced vibration, owing to vibration is self-excited vibration, abnormal vibrations meeting last very long,
Many several up to ten hours.This can cause cabin cannot install for a long time, and vortex-induced vibration to tower and connects securing member simultaneously
Produce fatigue damage in various degree, the life-span of serious threat to tower.
In theory, the mode of the vortex-induced vibration of suppression tower this circular cross-section tall and slender structure has: increase tower structure firm
Degree or the mobility status of change tower airflow on surface.
The rigidity of structure increasing tower generally can be by increasing diameter of section, increasing wall thickness, increase cable arrangement
(as installed steel wire rope between atop a tower and ground and carrying out pretension) etc. realize.For the above two, the economy of engineering
Reduce, production and cost of transportation can be improved.For the latter, being limited to unit position, engineering construction is highly difficult.In Practical Project often
By fixing flow-disturbing thing at tower superficial-helical, the periodicity of the air flow swirl of suppression tower lee face comes off, and then suppression
The vortex-induced vibration of tower.
One of which arranges the scheme of flow-disturbing thing in tower, ties at tower outer surface axially disposed helical form riser
Structure, this riser uses welding or bonding or screw connection form to be fixed in tower.Although in theory, this structure is permissible
Effectively suppress vortex-induced vibration.But its Shortcomings: as the most multiple in very poor in processability, the making of spiral riser and technique for fixing
Miscellaneous.If using the type of attachment of welding, tower itself can be caused damage by the weld seam of increase.If the tower of every unit is all
Suppressing structure equipped with this helical form vortex-induced vibration, the cost of whole project can increase much.
Utility model content
Embodiment of the present utility model provides vortex-induced vibration preventer and the wind-driven generator of a kind of wind power generating set
Group, to solve the problem that tower easily produces vortex-induced vibration.
For reaching above-mentioned purpose, embodiment of the present utility model provides the vortex-induced vibration protection dress of a kind of wind power generating set
Putting, vortex-induced vibration preventer includes the flexible connecting member being spirally wound at least one tower segments and flexibly connects with being arranged on
Flow-disturbing part on part, flow-disturbing part includes that multiple flow-disturbing block, each flow-disturbing block set gradually along the length direction of flexible connecting member.
Further, flexible connecting member includes connecting rope.
Further, the middle part of flow-disturbing block is provided with installation through hole, and flexible connecting member passes flow-disturbing block from installing through hole, disturbs
Being additionally provided with multiple lightening hole on stream block, lightening hole is along installing the circumferentially disposed of through hole.
Further, flow-disturbing block includes the first end plate, the second end plate and connecting rod, and connecting rod connects the first end plate and second
End plate, the middle part of connecting rod is provided with installation through hole, and flexible connecting member passes flow-disturbing block from installing through hole, between the periphery of connecting rod
Every being provided with multiple flow-interfering bar.
Further, the cross sectional shape of flow-disturbing part is regular polygon.
According to another aspect of the present utility model, it is provided that a kind of wind power generating set, it includes that tower, tower include spiral
It is wound with the vibrationproof tower segments of above-mentioned vortex-induced vibration preventer.
Further, tower includes multiple vibrationproof tower segments, when each vibrationproof tower segments is sequentially connected with, in each vibrationproof tower segments
The flexible connecting member of vortex-induced vibration preventer be sequentially connected with.
Further, at least one end of the flexible connecting member of each vortex-induced vibration preventer is provided with junction button, accordingly
Being provided with fixture on the adpting flange of vibrationproof tower segments, flexible connecting member is connected with fixture by junction button.
Further, fixture includes: fixed plate, and fixed plate is provided with fixing hole；Installing plate, installing plate is fixedly installed
In fixed plate, and and fixed plate between there is angle；Hanger is installed, hanger is installed and is fixedly installed on a mounting board, and arrange
There is the installing hole coordinated with junction button.
The wind power generating set of embodiment of the present utility model is possible to prevent tower by arranging vortex-induced vibration preventer
Produce vortex-induced vibration.Flow-disturbing part can be fixed in tower by flexible connecting member, and does not destroy the structure of tower, it is ensured that tower
Structural strength, it is simple to construction.
Accompanying drawing explanation
Fig. 1 is that the tower segments of the wind power generating set of embodiment of the present utility model coordinates with vortex-induced vibration preventer
Perspective view；
Fig. 2 is the enlarged drawing in Fig. 1 at A；
Fig. 3 is the first flow-disturbing block of the vortex-induced vibration preventer of the wind power generating set of embodiment of the present utility model
Perspective view；
Fig. 4 is the first flow-disturbing block of the vortex-induced vibration preventer of the wind power generating set of embodiment of the present utility model
Sectional view
Fig. 5 is the second flow-disturbing block of the vortex-induced vibration preventer of the wind power generating set of embodiment of the present utility model
Perspective view；
Fig. 6 is the second flow-disturbing block of the vortex-induced vibration preventer of the wind power generating set of embodiment of the present utility model
Sectional view；
Fig. 7 is the third flow-disturbing block of the vortex-induced vibration preventer of the wind power generating set of embodiment of the present utility model
Perspective view；
Fig. 8 is the third flow-disturbing block of the vortex-induced vibration preventer of the wind power generating set of embodiment of the present utility model
Side view；
Fig. 9 is the 4th kind of flow-disturbing block of the vortex-induced vibration preventer of the wind power generating set of embodiment of the present utility model
Perspective view；
Figure 10 is the 4th kind of flow-disturbing of the vortex-induced vibration preventer of the wind power generating set of embodiment of the present utility model
The side view of block；
Figure 11 is the top view of the fixture of the wind power generating set of embodiment of the present utility model；
Figure 12 is the axonometric chart of the fixture of the wind power generating set of embodiment of the present utility model；
Figure 13 is the front view of the fixture of the wind power generating set of embodiment of the present utility model；
Figure 14 is the partial enlargement at the cooperation of two tower segments of the wind power generating set of embodiment of the present utility model
Figure；
Figure 15 is enlarged drawing at B in Figure 14.
Description of reference numerals:
11, vibrationproof tower segments；111, adpting flange；2, vortex-induced vibration preventer；21, flexible connecting member；22, flow-disturbing
Block；221, through hole is installed；222, lightening hole；223, the first end plate；224, the second end plate；225, flow-interfering bar；226, connecting rod；
23, junction button；3, fixture；31, fixed plate；32, installing plate；33, fixing hole；34, hanger is installed；341, installing hole；35, add
Strong muscle；4, rope.
Detailed description of the invention
Vortex-induced vibration preventer and wind-force to the wind power generating set of this utility model embodiment below in conjunction with the accompanying drawings
Generating set is described in detail.
In the present embodiment, vortex-induced vibration preventer is applied to the protection of the tower to wind power generating set, prevents it
Produce vortex-induced vibration.Especially, the provisional protection to tower when wind power generating set lifts it is applied to.Certainly, real at other
Executing in example, this vortex-induced vibration preventer can be applied in the daily protection to tower, or other need to carry out whirlpool exciting
In the environment of dynamic protection.
As depicted in figs. 1 and 2, the vortex-induced vibration preventer of wind power generating set, vortex-induced vibration preventer includes spiral shell
The flexible connecting member 21 that rotation is wrapped at least one tower segments and the flow-disturbing part being arranged on flexible connecting member 21, flow-disturbing part bag
Including multiple flow-disturbing block 22, each flow-disturbing block 22 sets gradually along the length direction of flexible connecting member 21.Flexible connecting member 21 is used for pacifying
Dress and carrying flow-disturbing part, make flow-disturbing part can be securely fixed in tower.Flow-disturbing block can suppress the leeward of tower effectively
The air flow swirl in face, and then suppression vortex-induced vibration, to prevent vortex-induced vibration to tower structural damage, it is provided that the use longevity of tower
Life and reliability.
In the present embodiment, flexible connecting member 21 includes connecting rope.Connect rope and there is good flexibility, it can be ensured that adapt to
The outer peripheral face shape of tower, so as to flow-disturbing part is securely fixed in tower.Connect rope and can be selected for steel wire rope, plastics fibre
The rope series products such as dimension kernmantle.
It is connected for the ease of flexible connecting member 21 and tower are fixing, at least one end of flexible connecting member 21 is provided with connection
Button 23.Junction button 23 can be rope sling, it is also possible to be other structures that are readily accessible and that connect, such as shackle etc..
In the present embodiment, the size of flow-disturbing block 22 is less, easily facilitates processing and transport, it is possible to reduce production cost.
For the ease of being arranged on flexible connecting member 21 by flow-disturbing block 22, the middle part of flow-disturbing block 22 is provided with installation through hole
221.Flexible connecting member 21 is from installing through hole 221 through flow-disturbing block 22.The middle part that installation through hole 221 is arranged on flow-disturbing block 22 is permissible
Make intensity everywhere and the balanced weight of flow-disturbing block 22.
In the present embodiment, the cross sectional shape of flow-disturbing part is regular polygon.That is, the shape of cross section of each flow-disturbing block 22 is just
Triangle, square or regular pentagon etc..Owing to flexible connecting member 21 is by installing through hole 221 through multiple flow-disturbings thereon
Block 22, therefore flow-disturbing block 22 can rotate by relative flexibility connector 21, after being fixed in tower by flow-disturbing block 22
It prevents the effect of vortex-induced vibration, and flow-disturbing block 22 is set to regular polygon.Meanwhile, so can also convenient rapidly will
It is fixed in tower.
As shown in Figure 3 and Figure 4, the shape of cross section of the first the flow-disturbing block 22 in the present embodiment is equilateral triangle, flow-disturbing
Block 22 includes the first end plate the 223, second end plate 224 and connecting rod 226.Connecting rod 226 connects the first end plate 223 and the second end plate
224.Through hole 221 is installed and is arranged on the middle part (it is positioned at kernel of section) of connecting rod 226, center and the triangle of through hole 221 is installed
The center superposition of shape.Flexible connecting member 21 is from installing through hole 221 through flow-disturbing block 22.
In order to ensure flow-disturbing effect, the periphery of connecting rod 226 is arranged at intervals with multiple flow-interfering bar 225.The most both can be true
Protect flow-disturbing effect, prevent tower from producing vortex-induced vibration, the weight of flow-disturbing block 22 can be alleviated again, reduce production cost.
Flexible connecting member 21 passes through the end plate at its two ends and axial flow-interfering bar after the installation through hole 221 of flow-disturbing block 22
Support, flow-disturbing block 22 is tightly attached to the outer surface of tower.Flow-interfering bar 225 on flow-disturbing block 22 can be to the gas on tower surface
Stream disturbs, and prevents the generation of vortex-induced vibration.
As shown in Figure 5 and Figure 6, the second flow-disturbing block 22 in the present embodiment in addition to shape of cross section is square, its
His structure is all identical with the first flow-disturbing block 22, does not repeats them here.
As shown in Figure 7 and Figure 8, the shape of cross section of the third flow-disturbing block 22 in the present embodiment is equilateral triangle.Its peace
Dress through hole 221 is arranged on the middle part of triangle, and installs the center of through hole 221 and the center superposition of triangle.
Preferably, flow-disturbing block 22 is additionally provided with multiple lightening hole 222, lightening hole 222 along install through hole 221 circumference between
Every setting.The most both can alleviate weight, ensure that again the intensity equalization of flow-disturbing block 22.
It should be noted that the quantity of lightening hole 222 can determine according to the shape of flow-disturbing block 22 and structure, however it is not limited to
In figure 3 or 4, it is also possible to be 1,2 or 5 etc..
As shown in Figure 9 and Figure 10, in the 4th in the present embodiment, the shape of cross section of flow-disturbing block 22 is square.Its
On, it is evenly equipped with 4 lightening holes 222 in the periphery installing through hole 221.
For the tower of wind power generating set, the diameter of the highest tower segments is the least, produces vortex-induced vibration
Situation is the most serious, and the impact that generation vortex-induced vibration causes when carrying out tower lifting is the biggest.
According to another aspect of the present utility model, it is provided that a kind of wind power generating set, this wind power generating set includes tower,
Tower includes multiple (two or more) tower segments, and at least one of which tower segments, spiral winding has vortex-induced vibration to protect
Device 2, this tower segments is vibrationproof tower segments 11.
As depicted in figs. 1 and 2, it is connected with vortex-induced vibration preventer 2 for the ease of vibrationproof tower segments 11, at vortex-induced vibration
The two ends of the flexible connecting member 21 of preventer 2 are provided with junction button 23.In order to easily with flexible connecting member 21 even
Connecing, the adpting flange 111 of vibrationproof tower segments 11 is provided with fixture 3, flexible connecting member 21 is by junction button 23 and fixture 3
Connect, it is achieved the purpose that vortex-induced vibration preventer 2 is fixed in tower segments.
In conjunction with seeing Figure 11 to Figure 13, specifically, fixture 3 includes fixed plate 31, installing plate 32 and installs hanger 34.Its
In, fixed plate 31 is provided with fixing hole 33, it is for passing for securing member (such as bolt or screw etc.), to be pacified by fixture 3
It is contained on the adpting flange 111 of vibrationproof tower segments 11.Preferably, fixing hole 33 has two, and is oblique mounting hole, in order to regulation
Position, convenient installation.
Installing plate 32 is fixedly installed in fixed plate 31, and and fixed plate 31 between there is angle.Installing plate 32 can lead to
The modes such as welding, riveting of crossing are fixing with fixed plate 31 to be connected, and it can be more than 0 ° with the scope of the angle of fixed plate 31 and be less than
180 °, preferably 90 °.
Preferably, in order to improve the structural strength of fixture 3, it is ensured that connect reliable, installing plate 32 and fixed plate 31 it
Between connect have reinforcement 35.
Hanger 34 is installed be fixedly installed on installing plate 32, and is provided with the installing hole 341 coordinated with junction button 23.Install
Hanger 34 can be welded on installing plate 32, installs hanger 34 and provides fixing point for flexible connecting member 21.
In conjunction with seeing Figure 14 and 15, being provided with shackle on the installation hanger 34 of fixture 3, this shackle is for flexibility even
The rope sling of fitting 21 connects, it is achieved flexible connecting member 21 and the connection of vibrationproof tower segments 11.
As a example by the tower including 5 tower segments, two tower segments being below owing to wall thickness is thicker, be relatively large in diameter and
The most relatively low, thus without arranging vortex-induced vibration preventer 2 in the two tower segments, it is only necessary to twine in the two tower segments
Around rope 4.
Be in top three tower segments due to the highest, wall thickness is relatively thin and diameter is less, it is therefore desirable in these three
Vortex-induced vibration preventer 2 it is wound around, in order to prevent vortex-induced vibration, it is ensured that tower may, with fast hoisting, prevents from hanging in tower segments
Process of assembling tower segments produces vortex-induced vibration affects lifting progress.
Before lifting, in the tower segments needing winding vortex-induced vibration preventer 2, first wind vortex-induced vibration protection dress
Put 2, be allowed to form vibrationproof tower segments 11.Lift tower segments the most successively, and the tower segments lifting above being in is to place
After in a tower segments of lower section, the rope 4 that both are wound around or flexible connecting member 21 are connected, to facilitate follow-up lifting complete
Rope 4 and vortex-induced vibration preventer 2 is removed after one-tenth.
During lifting, when multiple vibrationproof tower segments 11 that tower includes are sequentially connected with, the whirlpool exciting in each vibrationproof tower segments 11
The flexible connecting member 21 of dynamic preventer 2 is sequentially connected with.
By being wound around the vortex-induced vibration preventer 2 of enough number of turns in tower segments in advance, then along with tower lifted
In journey, vortex-induced vibration preventer 2 is connected by the connection of tower segments, finally after the rigging out of cabin, with main crane by whirlpool exciting
Dynamic preventer 2 solution is got off.The most i.e. achieve the protection in hoisting process, solve construction difficult problem the most dexterously.And adopt
With flexible connecting member 21, flow-disturbing block is fixed on tower drum outer wall, tower itself will not be caused damage, the most easy to implement, especially
It is applicable to when tower lifts use, and protects as provisional vortex-induced vibration.
By using provisional vortex-induced vibration preventer in the tower lifting stage, can effectively suppress tower in lifting
Stage contingent vortex-induced vibration, thus avoid tower to vibrate the cabin caused for a long time and cannot lift and vibrate tower is made
The fatigue damage become.
Wind power generating set of the present utility model has the effect that
By using flexible connecting member that several flow-disturbing block helical segment are fixed on tower surface, form similar spiral
The safeguard structure of vertical plate type, such that it is able to effectively suppress the generation of vortex-induced vibration.
The air-flow on tower surface can effectively can be disturbed by flow-disturbing block, can accomplish that the material used saves most simultaneously.
Before tower lifting, when tower segments is in level, the some tower segments being in top are protected.Protection
Time, use connection rope to be helically fastened at tower outer surface by flow-disturbing block, the two ends connecting rope are fixed on tower segments
The fixed position of end flange.During tower lifting, the lower flange of lifting tower segments is with the top flange of mounted tower segments apart
During certain distance, after two tower segments alignment, use rope (segment connects rope) by the company on the lower flange of lifting tower segments
Splicing links together with the connection rope on the top flange installing tower segments, then proceedes to the normal mounting of tower.Hoisting machine
During cabin, the suspender belt on main suspension hook is connected to one with the connection rope on the top flange having installed tower segments by the short rope of same use
Rise, after the dismounting of cabin suspender, untie the connection rope being wrapped in tower, reversely rotate, until connecting rope and flow-disturbing above thereof
Block departs from from tower surface, finally uses main hanging its handling to ground.
The above, detailed description of the invention the most of the present utility model, but protection domain of the present utility model does not limit to
In this, any those familiar with the art, in the technical scope that this utility model discloses, can readily occur in change
Or replace, all should contain within protection domain of the present utility model.Therefore, protection domain of the present utility model should be with described power
The protection domain that profit requires is as the criterion.
Claims (9)
1. the vortex-induced vibration preventer of a wind power generating set, it is characterised in that described vortex-induced vibration preventer includes
It is spirally wound on the flexible connecting member at least one tower segments (21) and the flow-disturbing being arranged on described flexible connecting member (21)
Part, described flow-disturbing part includes multiple flow-disturbing block (22), and each described flow-disturbing block (22) is along the length side of described flexible connecting member (21)
To setting gradually.
The vortex-induced vibration preventer of wind power generating set the most according to claim 1, it is characterised in that described flexibility is even
Fitting (21) includes connecting rope.
The vortex-induced vibration preventer of wind power generating set the most according to claim 1, it is characterised in that described flow-disturbing block
(22) middle part be provided with installation through hole (221), described flexible connecting member (21) from described installation through hole (221) pass described in disturb
Stream block (22), described flow-disturbing block (22) is additionally provided with multiple lightening hole (222), and described lightening hole (222) leads to along described installation
Hole (221) circumferentially disposed.
The vortex-induced vibration preventer of wind power generating set the most according to claim 1, it is characterised in that described flow-disturbing block
(22) including the first end plate (223), the second end plate (224) and connecting rod (226), described connecting rod (226) connects described first
End plate (223) and described second end plate (224), the middle part of described connecting rod (226) is provided with installation through hole (221), described soft
Property connector (21) from described installation through hole (221) through described flow-disturbing block (22), the outer weekly interval of described connecting rod (226) sets
It is equipped with multiple flow-interfering bar (225).
The vortex-induced vibration preventer of wind power generating set the most according to any one of claim 1 to 4, its feature exists
In, the cross sectional shape of described flow-disturbing part is regular polygon.
6. a wind power generating set, it is characterised in that described wind power generating set includes that tower, described tower include that spiral twines
It is wound with the vibrationproof tower segments (11) of vortex-induced vibration preventer (2) according to any one of claim 1 to 5.
Wind power generating set the most according to claim 6, it is characterised in that described tower includes multiple described vibrationproof tower
Section (11), vortex-induced vibration protection dress when each described vibrationproof tower segments (11) is sequentially connected with, on each described vibrationproof tower segments (11)
The flexible connecting member (21) putting (2) is sequentially connected with.
Wind power generating set the most according to claim 7, it is characterised in that each described vortex-induced vibration preventer (2)
At least one end of flexible connecting member (21) is provided with junction button (23), the adpting flange (111) of corresponding vibrationproof tower segments (11)
On be provided with fixture (3), described flexible connecting member (21) is connected with described fixture (3) by described junction button (23).
Wind power generating set the most according to claim 8, it is characterised in that described fixture (3) including:
Fixed plate (31), described fixed plate (31) is provided with fixing hole (33)；
Installing plate (32), described installing plate (32) is fixedly installed in described fixed plate (31), and with described fixed plate (31) it
Between there is angle；
Installing hanger (34), described installation hanger (34) is fixedly installed on described installing plate (32), and is provided with and described company
Connect the installing hole (341) that button (23) coordinates.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620612052.9U CN205744309U (en) | 2016-06-20 | 2016-06-20 | The vortex-induced vibration preventer of wind power generating set and wind power generating set |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620612052.9U CN205744309U (en) | 2016-06-20 | 2016-06-20 | The vortex-induced vibration preventer of wind power generating set and wind power generating set |
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| CN205744309U true CN205744309U (en) | 2016-11-30 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107605666A (en) * | 2017-09-11 | 2018-01-19 | 北京金风科创风电设备有限公司 | Envelope structure with vortex-induced vibration inhibiting function and method for inhibiting vortex-induced vibration |
| CN108825444A (en) * | 2018-06-28 | 2018-11-16 | 新疆金风科技股份有限公司 | Inhibit disturbing flow device, flow-disturbing equipment and the tower hanging method of building enclosure vibration |
| CN110735767A (en) * | 2019-09-18 | 2020-01-31 | 浙江运达风电股份有限公司 | flexible tower wind-induced vibration flow disturbing device of retractable wind generating set |
| EP3604715A1 (en) * | 2018-08-03 | 2020-02-05 | Nordex Energy GmbH | Strand for scruton spiral, method for assembling a scruton spiral and method for erecting a wind power plant |
| CN110925148A (en) * | 2019-12-13 | 2020-03-27 | 明阳智慧能源集团股份公司 | Wind power tower tube spoiler |
| CN113623140A (en) * | 2021-09-09 | 2021-11-09 | 三一重能股份有限公司 | Vortex-induced vibration suppression device of fan and fan |
-
2016
- 2016-06-20 CN CN201620612052.9U patent/CN205744309U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107605666A (en) * | 2017-09-11 | 2018-01-19 | 北京金风科创风电设备有限公司 | Envelope structure with vortex-induced vibration inhibiting function and method for inhibiting vortex-induced vibration |
| US11506180B2 (en) | 2017-09-11 | 2022-11-22 | Beijing Goldwind Science & Creation Windpower Equipment Co.. Ltd. | Enclosure with vortex-induced vibration suppression function and method for suppressing vortex-induced vibration |
| CN108825444A (en) * | 2018-06-28 | 2018-11-16 | 新疆金风科技股份有限公司 | Inhibit disturbing flow device, flow-disturbing equipment and the tower hanging method of building enclosure vibration |
| EP3604715A1 (en) * | 2018-08-03 | 2020-02-05 | Nordex Energy GmbH | Strand for scruton spiral, method for assembling a scruton spiral and method for erecting a wind power plant |
| CN110735767A (en) * | 2019-09-18 | 2020-01-31 | 浙江运达风电股份有限公司 | flexible tower wind-induced vibration flow disturbing device of retractable wind generating set |
| CN110925148A (en) * | 2019-12-13 | 2020-03-27 | 明阳智慧能源集团股份公司 | Wind power tower tube spoiler |
| CN113623140A (en) * | 2021-09-09 | 2021-11-09 | 三一重能股份有限公司 | Vortex-induced vibration suppression device of fan and fan |
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