CN207750178U - A kind of compound floating blower foundation - Google Patents
A kind of compound floating blower foundation Download PDFInfo
- Publication number
- CN207750178U CN207750178U CN201721875048.2U CN201721875048U CN207750178U CN 207750178 U CN207750178 U CN 207750178U CN 201721875048 U CN201721875048 U CN 201721875048U CN 207750178 U CN207750178 U CN 207750178U
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- CN
- China
- Prior art keywords
- floating
- damping
- center pillar
- plate
- blower foundation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
- 238000007667 floating Methods 0.000 title claims abstract description 95
- 150000001875 compounds Chemical class 0.000 title claims abstract description 15
- 238000013016 damping Methods 0.000 claims abstract description 61
- 238000004873 anchoring Methods 0.000 claims abstract description 17
- 239000000203 mixture Substances 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 37
- 239000010959 steel Substances 0.000 claims description 37
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 6
- 239000000835 fiber Substances 0.000 claims description 6
- 239000011496 polyurethane foam Substances 0.000 claims description 6
- 239000012209 synthetic fiber Substances 0.000 claims description 3
- 229920002994 synthetic fiber Polymers 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 2
- 229910021529 ammonia Inorganic materials 0.000 claims 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims 1
- -1 poly- ammonia Ester Chemical class 0.000 claims 1
- 230000005484 gravity Effects 0.000 abstract description 5
- 238000010248 power generation Methods 0.000 abstract description 4
- 230000007774 longterm Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003653 coastal water Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
-
- 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
-
- 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
- Y02E10/727—Offshore wind turbines
Landscapes
- Wind Motors (AREA)
Abstract
The utility model discloses a kind of compound floating blower foundations, including floating plate, center pillar, bracing members, three damping floating drums and damping pendulum；Center pillar is located at the center of the triangular structure of three damping floating drums composition, and floating plate is arranged above center pillar, wind turbine is installed above floating plate；Damping floating drum is followed successively by equipment compartment, ballast tank and heave plate from top to bottom；Equipment compartment is used for the mechanical reserve room of wind turbine power generation, and ballast tank makes the centre of buoyancy of total be higher than center of gravity, heaving response of the heave plate for substantially reducing structure by ballast；Three damping floating drums are between any two and each between damping floating drum and center pillar, connected by bracing members；One damping of connection is put jointly for three damping floating drum lower ends；Floating blower foundation is connected by tension type anchoring system with sea bottom surface, and tension type anchoring system is made of the anchored end of lower part and the mooring line on top.The floating blower foundation can resist the cycle dynamic load of marine complexity, maintain the steady in a long-term of top blower fan pylon.
Description
Technical field
The utility model is related to marine power generation wind turbine more particularly to a kind of compound floating blower foundations.
Background technology
Wind energy is a kind of free of contamination clean energy resource.China ocean vast area has abundant Oversea wind resource, this portion
Huge economic value and good social benefit will be brought by dividing wind-force to be converted into electric power.However, complicated marine environment is led
Current wind power industry is caused to be mainly limited to coastal waters.If to energy domain is developed to ocean, it is also necessary to overcome all
It is mostly difficult, wherein including just how to design that boisterous blower foundation can be resisted.In numerous blower foundation forms,
The floating wind turbine only positioned by anchoring system can be mounted on more far-reaching marine site, there is huge development prospect, however extra large
Upper stormy waves serious interference, structural dynamic response is more apparent, and the stability of floating wind turbine is difficult to ensure.
Invention content
The purpose of this utility model is that for the deficiency of existing floating blower foundation, a kind of compound floating wind turbine is provided
Basis, the effect for resisting stormy waves cycle dynamic load is good, can guarantee the steady operation of top wind turbine.
The purpose of this utility model is achieved through the following technical solutions：A kind of compound floating blower foundation, should
Floating blower foundation includes floating plate, center pillar, bracing members, three damping floating drums and damping pendulum；Wherein, center pillar is located at three dampings
The center of the triangular structure of floating drum composition, center pillar top are arranged floating plate, blower fan pylon are installed above floating plate；The damping
Floating drum is followed successively by equipment compartment, ballast tank and heave plate from top to bottom；Equipment compartment is used for the mechanical reserve room of wind turbine power generation, ballast tank
By ballast so that the centre of buoyancy of total is higher than center of gravity, heaving response of the heave plate for substantially reducing structure；Three dampings
Floating drum is between any two and each between damping floating drum and center pillar, is connected by bracing members；Three damping floating drum lower ends are common
Connect damping pendulum；Floating blower foundation is connected by tension type anchoring system with sea bottom surface, and tension type anchoring system is by lower part
Anchored end and top mooring line composition.
Further, the floating plate includes steel plate and steel spring, and the lower surface of steel plate is provided with several grooves, the steel
Spring is placed in groove, and the center pillar connection of steel spring and lower part, there are gaps between steel plate and center pillar, and gap thickness is according to top
The heavy amount and type of wind turbine determine.
Further, the damping pendulum by three there is the steel fiber rope of certain elasticity and a weight to form；Three
One end of steel fiber rope is separately connected three damping floating drums, and the other end connects weight jointly.
Further, the bracing members include horizontal support and bearing diagonal, pass through upper and lower two between any two damping floating drum
A parallel horizontal support connection, between each damping floating drum and center pillar, by upper and lower two parallel horizontal supports and positioned at two
Bearing diagonal connection between horizontal support, is spatially formed as stable regular triangular prism frame.
Further, the rest of the ballast tank arranges that tuned mass damper, the tuned mass damper include spring, gather
Urethane foam and steel ball, the preferable polyurethane foam of energy-absorbing effect are filled in spring inner, are in the form of a column body；Spring is in steel ball surface
Radial arrangement is connect with ballast tank inner wall.
Further, the heave plate is hexagon or circle, and area is more than the sectional area of damping floating drum.
Further, the tension type anchoring system uses packet type mooring, and mooring line uses lightweight synthetic fibers, with sea
Planar shaped has a certain degree, and lower end anchored end is connect with seabed.
The utility model has the beneficial effects that：Steel spring in the utility model floating plate can effectively reduce top wind turbine tower
Fatigue rupture of the dynamic load of frame to infrastructure improves the durability on basis；Connected with bracing members between center pillar and damping floating drum
It connects, the regular triangular prism frame arrangement of formation is reasonable, can reduce the shock effect of stormy waves；Using damping floating drum lower part heave plate and
Tuned mass damper in ballast tank, structure improved dynamic characteristics；Damping pendulum can have the integrally-built center of gravity of reduction, increasing to eat
Water depth improves stability；Include the triangular structure of multiple stabilizations in entire floating blower foundation so that it is resisting wave
When strong wind, there is enough bearing strengths；Tension type anchoring system floor space is small, and the effect for stablizing blower foundation is good；It is floating
Plate, damping floating drum and damping pendulum are spatially arranged from top to bottom, protect the joint portion of floating blower foundation in all directions
Position reduces heaving, the dynamic responses such as waves, even if can guarantee that top wind turbine unit can be steady if under larger stormy waves invasion
Fixed operating.
Description of the drawings
Fig. 1 is the floating fan foundation structure schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the damping floating drum of the utility model；
Fig. 3 is the structural schematic diagram of the floating plate of the utility model；
Fig. 4 is the structural schematic diagram of the tension type anchoring system and damping pendulum of the utility model；
Wherein, floating plate 1, center pillar 2, damping floating drum 4, tension type anchoring system 6, steel plate 7, steel spring 8, bearing diagonal 9, cross
Support 10, equipment compartment 11, ballast tank 12, spring 14, steel ball 15, polyurethane foam 16, heave plate 17, steel fiber rope 18, again
Hammer 19, anchored end 20, mooring line 21.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in Figure 1, the utility model provides a kind of compound floating blower foundation, which includes floating
Plate 1, center pillar 2, bracing members, three damping floating drums 4 and damping pendulum；Wherein, center pillar 2 is located at the triangle of three damping floating drums 4 composition
Floating plate 1 is arranged in the center of shape structure, 2 top of center pillar, and wind turbine is installed in 1 top of floating plate；The damping floating drum 4 from top to bottom according to
Secondary is equipment compartment 11, ballast tank 12 and heave plate 17；Equipment compartment 11 is used for the mechanical reserve room of wind turbine power generation, and ballast tank 12 passes through
Ballast makes the centre of buoyancy of total be higher than center of gravity, heaving response of the heave plate 17 for substantially reducing structure；Three dampings are floating
Cylinder 4 is connected by bracing members between any two and between each damping floating drum 4 and center pillar 2；Three 4 lower ends of damping floating drum are total
With connection one damping pendulum；Floating blower foundation is connected by tension type anchoring system 6 with sea bottom surface, tension type anchoring system 6 by
The anchored end 20 of lower part and the mooring line 21 on top form.The heave plate 17 is hexagon or circle, and area is floating more than damping
The sectional area of cylinder 4.The bracing members include horizontal support 9 and bearing diagonal 10, pass through upper and lower two between any two damping floating drum 4
Parallel horizontal support 9 connects, between each damping floating drum 4 and center pillar 2, by upper and lower two parallel horizontal supports 9 and positioned at two
Bearing diagonal 10 between a horizontal support 9 connects, and is spatially formed as stable regular triangular prism frame.
As shown in Fig. 2, the rest of the larger ballast tank 12 in space can arrange tuned mass damper, the tuned mass damper
Including spring 14, polyurethane foam 16 and steel ball 15, the preferable polyurethane foam of energy-absorbing effect 16 is filled in inside spring 14, is in
Column；Spring 14 is connect in the radial arrangement in 15 surface of steel ball with 12 inner wall of ballast tank.
As shown in figure 3, the floating plate 1 includes steel plate 7 and steel spring 8,7 lower surface of the steel plate is provided with several grooves,
The steel spring 8 is placed in groove, and steel spring 8 is connect with the center pillar 2 of lower part, and there are gap, gaps between steel plate 7 and center pillar 2
Thickness is determined according to the heavy amount and type of top wind turbine.
As shown in figure 4, the damping pendulum by three there is the steel fiber rope 18 of certain elasticity and a weight 19 to form；
One end of three steel fiber ropes 18 is separately connected three damping floating drums 4, and the other end connects weight 19 jointly.
As shown in figure 4, the tension type anchoring system 6 uses packet type mooring, each damping floating drum 4 to connect two anchorings
Line 21, mooring line 21 use lightweight synthetic fibers, have a certain degree with sea level shape, and lower end anchored end 20 connects with seabed
It connects.
When the compound floating blower foundation of the utility model works, the mooring line 21 of tension type anchoring system 6 has centainly
Elasticity is connected to sea bottom surface by anchored end 20, limits the float of offshore wind turbine in a certain range.Wave and strong wind
When attacking, the damping pendulum of lower part keeps relative stability since residing fluid layer is more steady, work of the superstructure in impact force
Have the tendency that toppling under, weight 19 can form the torque torque opposite with direction of toppling to the side that structure raises upwards and make
Structure is restored to plateau, and the weight 19 of suspension can reduce integrally-built center of gravity, and it is dynamic under stormy waves to weaken superstructure
Force-responsive.Meanwhile the tuned mass damper 13 in damping floating drum 4 can play a role when overall structure is played pendulum：Steel ball 15
The restoring force of inertia and spring 14 generates the covibration opposite with agent structure, floating blower foundation integrally rock it is vertical
When swinging, a part of kinetic energy is converted into the deformation potential of spring 14 and polyurethane foam 16, and existing damping can effectively inhale
This portion of energy is received, floating blower foundation is made to restore to stablize in a short period of time；The floating plate 1 of built-in steel spring 8 can rise
To the effect for weakening dynamic load transmission；Stormy waves carrys out interim stormy waves load and puts 5 by floating plate 1, damping floating drum 4 and damping
Triple protection weaken significantly, the working environment of steady safety is created to the wind turbine on top.
Claims (7)
1. a kind of compound floating blower foundation, which is characterized in that the floating blower foundation include floating plate (1), center pillar (2),
Bracing members, three damping floating drums (4) and damping pendulum；Wherein, center pillar (2) is located at the triangle knot of three damping floating drums (4) composition
Blower fan pylon is installed in the center of structure, center pillar (2) top setting floating plate (1), floating plate (1) top；The damping floating drum (4) from
Top to bottm is followed successively by equipment compartment (11), ballast tank (12) and heave plate (17)；Three damping floating drums (4) are between any two and each
Between damping floating drum (4) and center pillar (2), connected by bracing members；Three damping floating drum (4) lower ends connect a damping jointly
Pendulum；Floating blower foundation is connected by tension type anchoring system (6) with sea bottom surface, tension type anchoring system (6) by lower part anchor
Fixed end (20) and the mooring line (21) on top composition.
2. a kind of compound floating blower foundation according to claim 1, which is characterized in that the floating plate (1) includes
Steel plate (7) and steel spring (8), steel plate (7) lower surface are provided with several grooves, and the steel spring (8) is placed in groove, steel bomb
Spring (8) is connect with the center pillar (2) of lower part, and there are gaps between steel plate (7) and center pillar (2).
3. a kind of compound floating blower foundation according to claim 1, which is characterized in that the damping pendulum is by three steel
Filament rope (18) and weight (19) composition；One end of three steel fiber ropes (18) is separately connected three damping floating drums
(4), the other end connects weight (19) jointly.
4. a kind of compound floating blower foundation according to claim 1, which is characterized in that the bracing members include horizontal branch
(9) and bearing diagonal (10) are supportted, is connected by upper and lower two parallel horizontal supports (9) between any two damping floating drum (4), each
Between damping floating drum (4) and center pillar (2), by upper and lower two parallel horizontal supports (9) and between two horizontal supports (9)
Bearing diagonal (10) connects, and is spatially formed as stable regular triangular prism frame.
5. a kind of compound floating blower foundation according to claim 1, which is characterized in that the sky of the ballast tank (12)
Tuned mass damper is set in remaining part distribution, and the tuned mass damper includes spring (14), polyurethane foam (16) and steel ball (15), poly- ammonia
Ester foam (16) is filled in spring (14) inside, is in the form of a column body；Spring (14) is in the radial arrangement in steel ball (15) surface, with pressure
Carry the connection of cabin (12) inner wall.
6. a kind of compound floating blower foundation according to claim 1, which is characterized in that the heave plate (17) is six
Side shape or circle, area are more than the sectional area of damping floating drum (4).
7. a kind of compound floating blower foundation according to claim 1, which is characterized in that the tension type anchoring system
(6) packet type mooring, mooring line (21) is used to use lightweight synthetic fibers, have a certain degree with sea level shape, lower end anchor
Fixed end (20) is connect with seabed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721875048.2U CN207750178U (en) | 2017-12-27 | 2017-12-27 | A kind of compound floating blower foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721875048.2U CN207750178U (en) | 2017-12-27 | 2017-12-27 | A kind of compound floating blower foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207750178U true CN207750178U (en) | 2018-08-21 |
Family
ID=63151051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721875048.2U Withdrawn - After Issue CN207750178U (en) | 2017-12-27 | 2017-12-27 | A kind of compound floating blower foundation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207750178U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108119315A (en) * | 2017-12-27 | 2018-06-05 | 浙江大学 | A kind of floating blower foundation for improving structural stability |
| CN110562404A (en) * | 2019-08-15 | 2019-12-13 | 国家电网有限公司 | River network area transmission line live working operation platform on water |
| CN115107939A (en) * | 2021-03-23 | 2022-09-27 | 惠生（南通）重工有限公司 | Offshore floating type wind power combined semi-submersible platform foundation and installation method thereof |
| CN116161185A (en) * | 2023-03-27 | 2023-05-26 | 中国建筑第五工程局有限公司 | Self-damping self-balancing lightweight floating type offshore wind power foundation platform |
| CN116480529A (en) * | 2023-04-24 | 2023-07-25 | 上海勘测设计研究院有限公司 | Floating type wind power generation platform |
-
2017
- 2017-12-27 CN CN201721875048.2U patent/CN207750178U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108119315A (en) * | 2017-12-27 | 2018-06-05 | 浙江大学 | A kind of floating blower foundation for improving structural stability |
| CN108119315B (en) * | 2017-12-27 | 2023-11-28 | 浙江大学 | Floating type fan foundation capable of improving structural stability |
| CN110562404A (en) * | 2019-08-15 | 2019-12-13 | 国家电网有限公司 | River network area transmission line live working operation platform on water |
| CN115107939A (en) * | 2021-03-23 | 2022-09-27 | 惠生（南通）重工有限公司 | Offshore floating type wind power combined semi-submersible platform foundation and installation method thereof |
| CN116161185A (en) * | 2023-03-27 | 2023-05-26 | 中国建筑第五工程局有限公司 | Self-damping self-balancing lightweight floating type offshore wind power foundation platform |
| CN116480529A (en) * | 2023-04-24 | 2023-07-25 | 上海勘测设计研究院有限公司 | Floating type wind power generation platform |
| CN116480529B (en) * | 2023-04-24 | 2024-06-25 | 上海勘测设计研究院有限公司 | Floating type wind power generation platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180821 Effective date of abandoning: 20231128 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180821 Effective date of abandoning: 20231128 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |