CN110043425A - A kind of offshore floating type multi-wind wheel wind energy conversion system active yawing system - Google Patents
A kind of offshore floating type multi-wind wheel wind energy conversion system active yawing system Download PDFInfo
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- CN110043425A CN110043425A CN201910332817.1A CN201910332817A CN110043425A CN 110043425 A CN110043425 A CN 110043425A CN 201910332817 A CN201910332817 A CN 201910332817A CN 110043425 A CN110043425 A CN 110043425A
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- energy conversion
- conversion system
- wind wheel
- wind
- wind energy
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 42
- 238000007667 floating Methods 0.000 title claims abstract description 17
- 238000013016 damping Methods 0.000 claims abstract description 19
- 230000010355 oscillation Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 210000004932 little finger Anatomy 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 201000009482 yaws Diseases 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
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
- F03D7/02—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor
- F03D7/0204—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor for orientation in relation to wind direction
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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
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
- F03D7/02—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor
- F03D7/022—Adjusting aerodynamic properties of the blades
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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
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
- F03D7/02—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor
- F03D7/0296—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor to prevent, counteract or reduce noise emissions
-
- 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
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2270/00—Control
- F05B2270/30—Control parameters, e.g. input parameters
- F05B2270/329—Azimuth or yaw angle
-
- 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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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a kind of offshore floating type multi-wind wheel wind energy conversion system active yawing systems, including damping connecting component, flexible cable, drag-line folding and unfolding buoyant means, scalable yaw forces the upper arm member and underwater power pack, the damping connecting component is rigidly attached on the pylon of multi-wind wheel wind energy conversion system, one end of flexible cable is connect with damping connecting component, the other end of flexible cable is connected with drag-line folding and unfolding buoyant means, it is affixed therewith that underwater power pack is placed in drag-line folding and unfolding buoyant means lower end, drag-line folding and unfolding buoyant means are also fixedly connected with scalable yaw forces the upper arm member, the floating basis of scalable yaw forces the upper arm member and multi-wind wheel wind energy conversion system is connected.The present invention can use the driving device of smaller power, complete the whole yaw maneuver of large-scale multi-wind wheel wind energy conversion system, while can inhibit tower oscillation by damping device and flexible cable device, and provide the power source that marine multi-wind wheel wind energy conversion system moves integrally.
Description
Technical field
The invention belongs to wind power generation field, in particular to a kind of offshore floating type multi-wind wheel wind energy conversion system active yawing system.
Background technique
Have benefited from the development of composite material blade at present, while for effectively save wind power plant soil, reducing grid-connected cost
And unit power construction cost, beginning is built from modern wind turbine, wind power generating set single-machine capacity is continuously available promotion, at present quotient
The VESTAS-V164 type that industry is gone into operation has reached 10MW power.But single wind-wheel wind turbine can not infinitely promote its single machine appearance
Amount, with the increase of rotor diameter, blower will face lot of challenges, such as the gas bullet problem (such as flutter) of blade, fatigue life
Problem, design, manufacture, the life problems of matching transmission chain and generator, transport, the installation of ultra-large type blade and cabin
Problem etc., it can thus be anticipated that under prior art conditions, promoting the method meeting of single-machine capacity by wind wheel size is increased
It is more and more difficult.
For this problem, a revolutionary technology path enters among the visual field of people-multi-wind wheel wind energy conversion system, external
There are relevant enterprise and scientific research institution to take the lead in expanding correlative study work, but the technology path Large-scale machine set is badly in need of solving
The problem of one of be that the design and control method integrally yawed.
Summary of the invention
The object of the present invention is to provide multi-wind wheel wind energy conversion system active yawing systems, for marine multi-wind wheel wind energy conversion system yaw system
A kind of technical strategies are provided.
The present invention adopts the following technical scheme:
A kind of offshore floating type multi-wind wheel wind energy conversion system active yawing system, including damping connecting component, flexible cable, drag-line are received
Buoyant means, scalable yaw forces the upper arm member and underwater power pack are put, the damping connecting component is rigidly attached to multi-wind wheel
On the pylon of wind energy conversion system, one end of flexible cable is connect with damping connecting component, and the other end of flexible cable and drag-line folding and unfolding are floating
Body device is connected, and it is affixed therewith that underwater power pack is placed in drag-line folding and unfolding buoyant means lower end, drag-line folding and unfolding buoyant means also with
Scalable yaw forces the upper arm member is fixedly connected, and the floating basis of scalable yaw forces the upper arm member and multi-wind wheel wind energy conversion system is connected.
Above-mentioned underwater power pack can provide the driving force of horizontal plane any direction and can rotation, underwater power pack turn
It is dynamic, the rotation of drag-line folding and unfolding buoyant means is driven, so that flexible cable is wrapped in drag-line folding and unfolding buoyant means, it is soft for locking
Property drag-line, flexible cable drawing damping connecting component, so drive multi-wind wheel wind energy conversion system pylon rotation, while work as multi-wind wheel wind
When machine tower oscillation, the flexible cable and damping connecting component of tension can provide damping action and inhibit tower oscillation, and drag-line is received
It drives scalable yaw forces the upper arm member to rotate while putting buoyant means rotation, realizes the whole yaw of multi-wind wheel wind energy conversion system.
The power resources of entire yaw system are in underwater power pack, and when wind speed is smaller, the threshold value is by specific design scheme
In the intensity of the yaw arm of force determine that for wind speed compared with little finger of toe wind speed less than 6 meter per seconds, underwater power pack only drives can in this programme
Flexible yaw forces the upper arm member drives multi-wind wheel wind energy conversion system integrally to yaw, and flexible cable is in relaxed state.It is big when wind speed is larger
In 6 meter per seconds, underwater power pack locks flexible cable and provide horizontal plane by drag-line folding and unfolding buoyant means is parallel to multi-wind wheel
The yaw power of wind energy conversion system plane drives pylon and the rotation of scalable yaw forces the upper arm member of multi-wind wheel wind energy conversion system, realizes more
The whole yaw of wind-wheel wind turbine.Above-mentioned scalable yaw forces the upper arm member can stretch according to required yawing, provide most
The good yaw arm of force and optimal yaw time.
The power resources of entire yaw system are completed in underwater power pack by flexible cable and the scalable yaw arm of force
The whole yaw of multi-wind wheel wind energy conversion system, the active which can not only complete multi-wind wheel wind energy conversion system integrally yaw, and can also pass through one
Fixed control method is reeled and is locked control to flexible cable to inhibit the vibration of multi-wind wheel windmill tower frame, is moved under water
Power device can also provide the demand of offshore floating type multi-wind wheel wind energy conversion system overall movement.
It can be modified as the case may be with wind wheel plane included angle greater than this threshold value when spending when measuring wind direction, survey wind devices
Not in patent claims, the technical solution that can refer to existing single wind-wheel wind turbine is implemented.System of the present invention starts
It is yawed to wind, underwater power pack starts to deflect according to wind direction, and plane, can be positive and negative perpendicular to wind wheel direction
Two-way offer thrust, yaw algorithm is with reference to single wind-wheel wind turbine technical solution.
Beneficial effects of the present invention:
A kind of offshore floating type multi-wind wheel wind energy conversion system active yawing system provided by the invention, since the arm of force can stretch, phase
For realizing that multi-wind wheel wind energy conversion system integrally yaws that the arm of force is longer in tower bottom, the driving device of smaller power can be used, large size is completed
The whole yaw maneuver of multi-wind wheel wind energy conversion system, while tower oscillation can be inhibited by damping device and flexible cable device, and
The power source that marine multi-wind wheel wind energy conversion system moves integrally is provided.
The present invention is based on flexible cables and the yaw arm of force and underwater power pack, propose a kind of offshore floating type multi-wind wheel
Wind energy conversion system active yawing system can make multi-wind wheel wind-force function complete under different operating conditions by lesser power device whole
The yaw maneuver of machine.
Detailed description of the invention
Fig. 1 is a kind of offshore floating type multi-wind wheel wind energy conversion system active yawing system composition schematic diagram.
Specific embodiment
The present invention will be further explained with reference to the accompanying drawing.
As shown in Figure 1, a kind of offshore floating type multi-wind wheel wind energy conversion system active yawing system, damps connecting component 1, flexible cable
2, drag-line folding and unfolding buoyant means 3, scalable yaw forces the upper arm member 4 and underwater power pack 5,1 rigidity of damping connecting component
Be connected on the pylon of multi-wind wheel wind energy conversion system, one end of flexible cable 2 is connect with damping connecting component 1, flexible cable 2 it is another
End is connected with drag-line folding and unfolding buoyant means 3, and it is affixed therewith that underwater power pack 5 is placed in 3 lower ends of drag-line folding and unfolding buoyant means, drag-line
Folding and unfolding buoyant means 3 are also fixedly connected with scalable yaw forces the upper arm member 4, scalable yaw forces the upper arm member 4 and multi-wind wheel wind-force
The floating basis of machine is connected.
Above-mentioned underwater power pack 5 can provide the driving force of horizontal plane any direction and can rotation, 5 turns of underwater power pack
It is dynamic, drive drag-line folding and unfolding buoyant means 3 to rotate, to flexible cable is wrapped in drag-line folding and unfolding buoyant means, for locking
Flexible cable 2, flexible cable drawing damping connecting component, so driving the pylon rotation of multi-wind wheel wind energy conversion system, while when windy
When taking turns blower fan pylon vibration, the flexible cable and damping connecting component of tension can provide damping action and inhibit tower oscillation, draw
Rope folding and unfolding buoyant means 3 drive scalable yaw forces the upper arm member 4 to rotate while rotation, realize the whole inclined of multi-wind wheel wind energy conversion system
Boat.
The power resources of entire yaw system are in underwater power pack 5, and when wind speed is smaller, the threshold value is by the specifically side of design
The intensity of the yaw arm of force in case determines that compared with little finger of toe wind speed less than 6 meter per seconds, underwater power pack 5 only drives wind speed in this programme
Scalable yaw forces the upper arm member drives multi-wind wheel wind energy conversion system integrally to yaw, and flexible cable is in relaxed state.When wind speed is larger
Greater than 6 meter per seconds, underwater power pack 5 locks flexible cable 2 and provides horizontal plane and is parallel to by drag-line folding and unfolding buoyant means 3
The yaw power of multi-wind wheel wind energy conversion system plane drives 4 turns of the pylon and scalable yaw forces the upper arm member of multi-wind wheel wind energy conversion system
It is dynamic, realize the whole yaw of multi-wind wheel wind energy conversion system.Above-mentioned scalable yaw forces the upper arm member 4 can be stretched according to required yawing
Contracting provides the best yaw arm of force and optimal yaw time.
The power resources of entire yaw system are completed in underwater power pack by flexible cable and the scalable yaw arm of force
The whole yaw of multi-wind wheel wind energy conversion system, the active which can not only complete multi-wind wheel wind energy conversion system integrally yaw, and can also pass through one
Fixed control method is reeled and is locked control to flexible cable to inhibit the vibration of multi-wind wheel windmill tower frame, is moved under water
Power device can also provide the demand of offshore floating type multi-wind wheel wind energy conversion system overall movement.
When measuring wind direction and being greater than 5 degree with wind wheel plane included angle, this threshold value can be modified as the case may be, surveyed wind and set
Implement for the technical solution that not in patent claims, can refer to existing single wind-wheel wind turbine.System of the present invention is opened
Beginning is yawed to wind, and underwater power pack 5 starts to deflect according to wind direction, and plane, can perpendicular to wind wheel direction
Positive and negative two-way offer thrust, yaw algorithm is with reference to single wind-wheel wind turbine technical solution.
It is set, is fixed tentatively as 6 meter per seconds according to the intensity of the yaw arm of force less than this threshold value of 6 meter per seconds when measuring wind speed, it is underwater dynamic
Power device 5 starts to drive, and only relies on scalable yaw forces the upper arm member 4 and provide yawing.
It is set, is fixed tentatively as 6 meter per seconds, drag-line receipts according to the intensity of the yaw arm of force greater than this threshold value of 6 meter per seconds when measuring wind speed
It puts buoyant means 3 to shrink and lock flexible zipper 2, underwater power pack 5 starts to drive, while relying on scalable yaw forces arm
Part 4 and flexible cable 2 provide yawing simultaneously.
The above is only a preferred embodiment of the present invention, it should be pointed out that: for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (1)
1. a kind of offshore floating type multi-wind wheel wind energy conversion system active yawing system, damping connecting component (1), flexible cable (2), drag-line are received
Put buoyant means (3), scalable yaw forces the upper arm member (4) and underwater power pack (5), damping connecting component (1) rigidity
It is connected on the pylon of multi-wind wheel wind energy conversion system, one end of flexible cable (2) is connect with damping connecting component (1), flexible cable (2)
The other end be connected with drag-line folding and unfolding buoyant means (3), underwater power pack (5) is fixed under drag-line folding and unfolding buoyant means (3)
End, drag-line folding and unfolding buoyant means (3) are also fixedly connected with scalable yaw forces the upper arm member (4), scalable yaw forces the upper arm member (4)
It is connected with the floating basis of multi-wind wheel wind energy conversion system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910332817.1A CN110043425B (en) | 2019-04-24 | 2019-04-24 | Active yawing system of offshore floating type multi-wind-wheel wind turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910332817.1A CN110043425B (en) | 2019-04-24 | 2019-04-24 | Active yawing system of offshore floating type multi-wind-wheel wind turbine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110043425A true CN110043425A (en) | 2019-07-23 |
| CN110043425B CN110043425B (en) | 2020-12-29 |
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| CN201910332817.1A Active CN110043425B (en) | 2019-04-24 | 2019-04-24 | Active yawing system of offshore floating type multi-wind-wheel wind turbine |
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| Publication number | Publication date |
|---|---|
| CN110043425B (en) | 2020-12-29 |
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