CN116395095B - Off-navigation floating type fan foundation - Google Patents
Off-navigation floating type fan foundation Download PDFInfo
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- CN116395095B CN116395095B CN202310585705.3A CN202310585705A CN116395095B CN 116395095 B CN116395095 B CN 116395095B CN 202310585705 A CN202310585705 A CN 202310585705A CN 116395095 B CN116395095 B CN 116395095B
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- 238000007667 floating Methods 0.000 title claims abstract description 169
- 239000013535 sea water Substances 0.000 claims abstract description 10
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000009194 climbing Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000011161 development Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
- B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
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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
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
- F03D13/25—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors specially adapted for offshore installation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
- B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
- B63B2035/4433—Floating structures carrying electric power plants
- B63B2035/446—Floating structures carrying electric power plants for converting wind energy into electric energy
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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
- Y02E10/727—Offshore wind turbines
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Abstract
The invention discloses a floating fan foundation on a deviated navigation sea, which comprises a floating body foundation, wherein the floating body foundation comprises a plurality of floating bodies floating in sea water, adjacent floating bodies are connected through connecting pieces, and each floating body is arranged at a corresponding position in the sea water through a mooring piece; one bottom end of the arc-shaped supporting piece is fixed on one floating body, the other bottom end of the arc-shaped supporting piece is fixed on the other floating body, the arc-shaped supporting piece is positioned on the outer side of the floating body foundation and obliquely arranged upwards, the arc-shaped supporting piece is provided with a sliding block supporting piece, the upwind fan is fixed on the sliding block supporting piece, and the yaw adjusting piece is used for driving the sliding block supporting piece to slide and adjusting the windward direction of the upwind fan. The invention can actively change the windward direction of the windward fan to improve the utilization rate of wind resources, effectively avoid the situation that the blades of the traditional windward fan collide with the tower under extreme conditions, and improve the running safety of the windward fan.
Description
Technical Field
The invention belongs to the technical field of offshore wind power generation, and particularly relates to a floating type fan foundation on a deviated navigation.
Background
Compared with the land wind resources, the offshore wind resources are rich and more stable, and further compared with the land wind power generators, the offshore wind power generators can generate electricity for a longer time every day, so that the offshore wind power belongs to the leading-edge field of renewable energy development, and in addition, compared with offshore, deep sea areas have more graceful wind resource conditions, and have great development potential.
In recent years, as the development of offshore wind resources is going from offshore to deep open sea, various foundation forms of offshore floating fans are emerging, which can be classified into a column foundation, a semi-submersible foundation, and a tension leg foundation according to a stationarity principle.
The gravity center design of the column foundation is far lower than that of the floating center, and the column foundation has good basic movement performance and stability, but has deeper draft, and has limited application range for wind power development in deep open sea in the current stage of China.
The semi-submersible foundation can effectively generate a restoring moment for resisting the tilting motion of the platform through the distributed pontoon or buoyancy tank structure, but the pontoons or buoyancy tanks are connected through the cross beam so as to complete the construction of the semi-submersible foundation, and in order to improve the anti-overturning capacity of the semi-submersible foundation in the ocean, a foundation structure with huge size is often used, so that the steel consumption is large, and the manufacturing cost is high.
The tension leg type foundation adopts upward excess buoyancy of a vertical mooring tension balance floating body, so that the steel consumption can be effectively reduced while the stability is good, but a single-point mooring system is adopted by a main tension leg type towerless floating fan at present to match with a downwind fan, an active yaw adjusting system is lacking, the fan cannot be actively and efficiently matched with the wind characteristic, and the downwind fan is easily influenced by the tower shadow effect due to the fact that the tower is in front of a wind wheel plane, so that the power generation efficiency is reduced.
Disclosure of Invention
In view of the defects in the prior art, the invention provides a floating type offshore wind turbine foundation which can actively change the windward direction of an upwind wind turbine to improve the wind resource utilization rate, effectively avoid the condition that the blades of the conventional upwind wind turbine collide with a tower under extreme conditions and improve the operation safety of the upwind wind turbine.
The technical scheme adopted for solving the technical problems is as follows:
A floating type wind turbine foundation on the sea for deflection comprises a floating body foundation, an arc-shaped supporting piece, a wind turbine and a yaw adjusting piece; the floating body foundation comprises a plurality of floating bodies floating in the sea water, wherein adjacent floating bodies are connected through connecting pieces, and each floating body is arranged at a corresponding position in the sea water through a mooring piece; one bottom end of the arc-shaped supporting piece is fixed on one floating body, the other bottom end of the arc-shaped supporting piece is fixed on the other floating body, the arc-shaped supporting piece is positioned on the outer side of the floating body foundation and obliquely arranged upwards, the arc-shaped supporting piece is provided with a sliding block supporting piece sliding along the arc direction of the arc-shaped supporting piece, the upwind fan is fixed on the sliding block supporting piece, the yaw adjusting piece is used for driving the sliding block supporting piece to slide and adjusting the windward direction of the upwind fan, and the sliding block supporting piece sliding in place is positioned at the corresponding position on the arc-shaped supporting piece.
Further, the upwind blower comprises a cabin, the cabin is connected with the sliding block supporting piece through a connecting supporting piece, a wind wheel is arranged on the cabin, and the wind wheel is located at the outer side of the arc supporting piece far away from the floating body foundation.
Further, the number of the floating bodies is three and the floating bodies are respectively called a first floating body, a second floating body and a third floating body, the first floating body, the second floating body and the third floating body form a triangle in a surrounding mode, one bottom end of the arc-shaped supporting piece is fixed on the first floating body, and the other bottom end of the arc-shaped supporting piece is fixed on the second floating body.
Further, yaw regulating part includes hollow and the main mast of slope arrangement, main mast is the telescopic link, main mast bottom and third body rotate to be connected, the top with connecting support piece fixed connection, be equipped with transmission cable and be used for installing the climbing ladder of maintenance in the main mast, transmission cable is connected with upwind fan, main mast rotates and stretches out and draws back relative third body for drive slider support slides in order to change the windward position of wind wheel, and is used for with the slip slider support that is in place location corresponding position department on the arc support.
Further, the yaw adjusting piece comprises two traction pieces, one of the traction pieces is fixed on a connecting piece between the first floating body and the third floating body, the other traction piece is fixed on a connecting piece between the second floating body and the third floating body, each traction piece is provided with a traction cable, the traction ends of the traction cables are fixed at corresponding positions on the sliding block supporting pieces, the two traction pieces are respectively used for pulling the corresponding traction cables and driving the sliding block supporting pieces to slide so as to change the windward direction of the wind wheel, and the sliding block supporting pieces which slide in place are positioned at the corresponding positions on the arc supporting pieces.
Further, the yaw regulating piece comprises a hollow main mast which is obliquely arranged, the main mast is a telescopic rod, the bottom end of the main mast is rotationally connected with the third floating body, and the top end of the main mast is fixedly connected with the connecting supporting piece; the floating body further comprises two traction pieces, wherein one traction piece is fixed on a connecting piece between the first floating body and the third floating body, the other traction piece is fixed on a connecting piece between the second floating body and the third floating body, and each traction piece is provided with a traction cable, and the traction end of the traction cable is fixed at a corresponding position on the sliding block support piece.
Further, the mooring comprises a vertical mooring bar and a mooring line inclined to the outside of the floating body foundation below; the top end of the mooring rod is fixedly connected with the middle part of the bottom surface of the floating body, and the bottom end of the mooring rod is fixed on the sea bottom and is used for applying vertical downward pulling force to the floating body; the top end of the mooring rope is fixed at the corresponding position of the bottom surface or the side surface of the floating body, and the bottom end of the mooring rope is fixed on the sea bottom and is used for applying downward oblique pulling force to the floating body so as to prevent the floating body from drifting.
Further, a sliding rail for sliding the sliding block support is arranged on the arc-shaped support, and a locking piece is further arranged on the sliding block support and used for positioning the sliding block support to a corresponding position on the sliding rail.
Further, the floating body is a pontoon, the connecting piece is a horizontal connecting rod, the end part of the connecting rod is fixed on the side surface of the corresponding pontoon, the arc-shaped supporting piece is an arc-shaped supporting rod, and the bottom end of the arc-shaped supporting rod is fixed on the top surface of the corresponding pontoon.
Compared with the prior art, the invention has the beneficial effects that:
The floating body foundation comprises a plurality of floating bodies floating in sea water, wherein adjacent floating bodies are connected through connecting pieces, each floating body is arranged at a corresponding position in the sea water through a mooring piece, one bottom end of an arc-shaped supporting piece is fixed on one floating body, the other bottom end of the arc-shaped supporting piece is fixed on the other floating body, the arc-shaped supporting piece is positioned on the outer side of the floating body foundation and is obliquely arranged upwards, a sliding block supporting piece sliding along the arc direction of the arc-shaped supporting piece is arranged on the arc-shaped supporting piece, an upwind fan is fixed on the sliding block supporting piece, and a yaw adjusting piece is used for driving the sliding block supporting piece to slide and adjusting the windward direction of the upwind fan and is used for positioning the sliding block supporting piece sliding in place at the corresponding position on the arc-shaped supporting piece; the wind wheel plane of the upwind fan is always positioned at one side of the arc-shaped supporting piece and reserved with a certain safety distance, the wind wheel blade of the upwind fan can not collide with the arc-shaped supporting piece even under extreme conditions, and therefore the situation that the blade of the upwind fan collides with a tower barrel under extreme conditions can be effectively avoided, the running safety of the upwind fan can be improved, the traditional tower barrel structure is replaced by the arc-shaped supporting piece without the tower barrel, the steel consumption can be greatly reduced, the cost is reduced, in addition, as each floating body is arranged at the corresponding position in the mooring piece through the mooring piece, the foundation can be ensured to have good stability in the horizontal direction and the vertical direction all the time, and the device is suitable for different deep sea environments.
In the invention, three floating bodies are respectively called a first floating body, a second floating body and a third floating body, and the first floating body, the second floating body and the third floating body enclose a triangle; the floating body foundation is triangular, has good structural stability, can balance shaking in different directions, has a simple structure, and can realize modularized manufacturing.
In the invention, the wind wheel is positioned at the outer side of the arc-shaped supporting piece far away from the floating body foundation; this facilitates the placement of yaw adjustment members near the foundation of the floating body.
In the invention, the yaw regulating piece comprises a hollow main mast which is obliquely arranged, the main mast is a telescopic rod, the bottom end of the main mast is rotationally connected with the third floating body, and the top end of the main mast is fixedly connected with the connecting supporting piece; the main mast is controlled to rotate relative to the third floating body and extend and retract, so that the sliding block supporting piece is driven to slide and the upwind fan is driven to slide, the windward direction of the wind wheel is changed, and the sliding block supporting piece which slides in place is positioned at the corresponding position on the arc-shaped supporting piece.
In the invention, the yaw regulating member comprises two traction members, wherein one traction member is fixed on a connecting member between a first floating body and a third floating body, the other traction member is fixed on a connecting member between a second floating body and the third floating body, each traction member is provided with a traction cable, and the traction end of the traction cable is fixed at a corresponding position on a sliding block supporting member; thus, the two traction pieces are controlled to respectively pull the corresponding traction cables and drive the sliding block supporting pieces to slide, and further drive the upwind direction fan to slide, so that the windward direction of the wind wheel is changed, and the cooperation of the traction cable ropes on the two traction pieces can play a role in fixing the position of the sliding block supporting pieces and stabilizing the arc-shaped supporting pieces.
According to the invention, the windward direction of the wind wheel can be changed more conveniently through the cooperation of the main mast and the traction piece.
Drawings
FIG. 1 is a schematic view of the structure of the off-shore floating wind turbine foundation of the present invention.
The reference numerals in the drawings illustrate: 101. the mooring device comprises a first floating body, 102, a second floating body, 103, a third floating body, 2, a connecting piece, 3, a main mast, 4, an arc-shaped supporting piece, 5, a traction cable, 6, a traction piece, 701, a cabin, 702, a wind wheel, 703, a connecting supporting piece, 8, a sliding block supporting piece, 9, a mooring rope, 10 and a mooring rod.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings. These embodiments are merely illustrative of the present invention and are not intended to be limiting.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, in the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
As shown in fig. 1, a floating offshore wind turbine foundation comprises a floating body foundation, an arc-shaped supporting piece 4, an upwind wind turbine and a yaw adjusting piece; the floating body foundation comprises a plurality of floating bodies floating in the sea water, and the adjacent floating bodies are connected through a connecting piece 2 so as to ensure the position fixation among the floating bodies, and each floating body is arranged at a corresponding position in the sea water through a mooring piece; one bottom end of the arc-shaped supporting piece 4 is fixed on one floating body, the other bottom end is fixed on the other floating body, the arc-shaped supporting piece 4 is arranged outside a floating body foundation and obliquely upwards in an inclined mode, a sliding block supporting piece 8 sliding along the arc direction of the arc-shaped supporting piece 4 is arranged on the arc-shaped supporting piece 4, an upwind fan is fixed on the sliding block supporting piece 8, the tower shadow effect can be effectively reduced by the upwind fan, a yaw adjusting piece is used for driving the sliding block supporting piece 8 to slide and adjusting the windward direction of the upwind fan, and the sliding block supporting piece 8 sliding in place is positioned at a corresponding position on the arc-shaped supporting piece 4.
The wind wheel 702 plane of the upwind fan is always positioned at one side of the arc-shaped support piece 4 and reserved with a certain safety distance, and the wind wheel 702 blade of the upwind fan can not collide with the arc-shaped support piece 4 even under extreme conditions, so that the situation that the blade of the traditional upwind fan collides with a tower barrel under extreme conditions can be effectively avoided, the running safety of the upwind fan can be improved, the traditional tower barrel structure is replaced by the arc-shaped support piece 4 without a tower barrel, the steel consumption can be greatly reduced, and the cost is reduced.
In one embodiment, the upwind wind turbine comprises a nacelle 701, wherein the nacelle 701 is connected to a slider support 8 by a connection support 703, and wherein a wind wheel 702 is provided on the nacelle 701, wherein the wind wheel 702 is located at the outer side of the arc support 4 remote from the floating body foundation, which facilitates the placement of yaw adjustments close to the floating body foundation.
In one embodiment, the number of the floating bodies is three and the floating bodies are respectively called a first floating body 101, a second floating body 102 and a third floating body 103, the first floating body 101, the second floating body 102 and the third floating body 103 are enclosed into a triangle, and one bottom end of the arc-shaped supporting piece 4 is fixed on the first floating body 101, and the other bottom end is fixed on the second floating body 102. The floating body foundation is triangular, has good structural stability, can balance shaking in different directions, has a simple structure, and can realize modularized manufacturing.
In one embodiment, the yaw adjusting piece comprises a hollow main mast 3 which is obliquely arranged, the main mast 3 is a telescopic rod, the bottom end of the main mast 3 is rotationally connected with the third floating body 103, the top end of the main mast is fixedly connected with the connecting support piece 703, a power transmission cable and a climbing ladder for installation and maintenance are arranged in the main mast 3, and the power transmission cable is connected with the upwind blower; in this way, the main mast 3 is controlled to rotate relative to the third floating body 103 and enable the main mast 3 to stretch, so that the sliding block support 8 is driven to slide and the upwind blower is driven to slide, the windward direction of the wind wheel 702 is changed, and the sliding block support 8 in place is positioned at the corresponding position on the arc-shaped support 4.
In one embodiment, the yaw adjustment member comprises two traction members 6, wherein one traction member 6 is fixed on the connecting member 2 between the first floating body 101 and the third floating body 103, the other traction member 6 is fixed on the connecting member 2 between the second floating body 102 and the third floating body 103, each traction member 6 is provided with a traction cable 5, and the traction end of the traction cable 5 is fixed on the corresponding position on the sliding block support member 8, wherein the traction cable 5 is a steel cable; thus, by controlling the two traction pieces 6, the two traction pieces 6 respectively pull the corresponding traction ropes 5 and drive the sliding block supporting pieces 8 to slide, and further drive the upwind blower to slide, thereby changing the windward direction of the wind wheel 702, and the cooperation of the traction ropes 5 on the two traction pieces 6 can play a role in fixing the positions of the sliding block supporting pieces 8 and stabilizing the arc-shaped supporting pieces 4.
In one embodiment, the yaw adjustment member comprises a hollow and obliquely arranged main mast 3, the main mast 3 is a telescopic rod, the bottom end of the main mast 3 is rotatably connected with the third floating body 103, and the top end is fixedly connected with the connection support member 703; the device further comprises two traction pieces 6, wherein one traction piece 6 is fixed on the connecting piece 2 between the first floating body 101 and the third floating body 103, the other traction piece 6 is fixed on the connecting piece 2 between the second floating body 102 and the third floating body 103, each traction piece 6 is provided with a traction cable 5, and the traction end of the traction cable 5 is fixed at a corresponding position on the sliding block support piece 8; this allows for a more convenient change of the windward orientation of the rotor 702 by the co-operation of the main mast 3 and the traction members 6.
In one embodiment, the mooring piece comprises a vertical mooring rod 10 and a mooring rope 9 inclined towards the lower outer side of the floating body foundation, wherein the mooring rod 10 is a steel pipe, the mooring rope 9 is a steel cable, the top end of the mooring rod 10 is fixedly connected with the middle part of the bottom surface of the floating body, the bottom end of the mooring rod is fixed on the sea bottom and used for applying vertical downward pulling force to the floating body, the top end of the mooring rope 9 is fixed at a corresponding position on the bottom surface or the side surface of the floating body, and the bottom end of the mooring rope 9 is fixed on the sea bottom and used for applying inclined downward pulling force to the floating body and preventing the floating body from drifting. The three mooring pieces can be matched to play a role in limiting the floating body foundation to move in the vertical direction and the horizontal direction, so that the stability of the floating body foundation is further ensured, and the floating body foundation can be applied to deeper water depth and has good adaptability to severe environments.
In one embodiment, the arc-shaped supporting member 4 is provided with a sliding rail for sliding the sliding block supporting member 8, and the sliding block supporting member 8 is further provided with a locking member for positioning the sliding block supporting member 8 at a corresponding position on the sliding rail, wherein the locking member belongs to a conventional technology in the prior art, and is not described herein.
In one embodiment, the floating body is a pontoon or a pontoon, has a large drainage volume to ensure stability, and has the capability of bearing the upwind blower on the upper part, the connecting piece 2 is a horizontal connecting rod, the end part of the connecting rod is fixed on the side surface of the corresponding pontoon, the arc-shaped supporting piece 4 is an arc-shaped supporting rod, and the two bottom ends of the arc-shaped supporting rod are respectively fixed on the top surface of the corresponding pontoon.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present invention, and these modifications and substitutions should also be considered as being within the scope of the present invention.
Claims (9)
1. The utility model provides a floating fan foundation on off navigation which characterized in that: comprises a floating body foundation, an arc-shaped supporting piece (4), an upwind fan and a yaw regulating piece; the floating body foundation comprises a plurality of floating bodies floating in the sea water, wherein adjacent floating bodies are connected through connecting pieces (2), and each floating body is arranged at a corresponding position in the sea water through a mooring piece; one bottom end of the arc-shaped supporting piece (4) is fixed on one floating body, the other bottom end of the arc-shaped supporting piece is fixed on the other floating body, the arc-shaped supporting piece (4) is arranged outside a floating body foundation and obliquely upwards in an inclined mode, a sliding block supporting piece (8) sliding along the arc direction of the arc-shaped supporting piece (4) is arranged on the arc-shaped supporting piece (4), an upwind fan is fixed on the sliding block supporting piece (8), and the yaw adjusting piece is used for driving the sliding block supporting piece (8) to slide and adjusting the windward direction of the upwind fan and is used for positioning the sliding block supporting piece (8) which slides in place to the corresponding position on the arc-shaped supporting piece (4).
2. A off-shore floating wind turbine foundation according to claim 1, wherein: the upwind blower comprises a cabin (701), wherein the cabin (701) is connected with a sliding block support (8) through a connecting support (703), a wind wheel (702) is arranged on the cabin (701), and the wind wheel (702) is positioned at the outer side of an arc-shaped support (4) far away from a floating body foundation.
3. A off-shore floating wind turbine foundation according to claim 2, wherein: the three floating bodies are respectively called a first floating body (101), a second floating body (102) and a third floating body (103), the first floating body (101), the second floating body (102) and the third floating body (103) are enclosed into a triangle, one bottom end of the arc-shaped supporting piece (4) is fixed on the first floating body (101), and the other bottom end of the arc-shaped supporting piece is fixed on the second floating body (102).
4. A off-shore floating wind turbine foundation according to claim 3, wherein: yaw regulating part includes hollow and obliquely arranged's main mast (3), main mast (3) are the telescopic link, main mast (3) bottom with third body (103) rotate and are connected, the top with connecting support (703) fixed connection, be equipped with transmission cable and be used for installing the climbing ladder of maintenance in main mast (3), transmission cable is connected with upwind fan, main mast (3) rotate and flexible relative third body (103), are used for driving slider support (8) slide in order to change the windward position of wind wheel (702), and be used for with sliding in place slider support (8) location to corresponding position department on arc support (4).
5. A off-shore floating wind turbine foundation according to claim 3, wherein: the yaw regulating member comprises two traction members (6), wherein one traction member (6) is fixed on a connecting member (2) between a first floating body (101) and a third floating body (103), the other traction member (6) is fixed on the connecting member (2) between a second floating body (102) and the third floating body (103), each traction member (6) is provided with a traction cable (5), the traction end of the traction cable rope (5) is fixed at the corresponding position on a sliding block supporting member (8), and the two traction members (6) are respectively used for pulling the corresponding traction cable (5) and driving the sliding block supporting member (8) to slide so as to change the windward direction of a wind wheel (702), and are used for positioning the sliding block supporting member (8) in place to the corresponding position on the arc supporting member (4).
6. A off-shore floating wind turbine foundation according to claim 3, wherein: the yaw adjusting piece comprises a hollow main mast (3) which is obliquely arranged, the main mast (3) is a telescopic rod, the bottom end of the main mast (3) is rotationally connected with a third floating body (103), and the top end of the main mast is fixedly connected with the connecting supporting piece (703); still include two traction pieces (6), one traction piece (6) is fixed in on connecting piece (2) between first body (101) and third body (103), and another traction piece (6) is fixed in on connecting piece (2) between second body (102) and third body (103), every all be equipped with on traction piece (6) and pull cable (5), the traction end of haulage cable rope (5) is fixed in corresponding position department on slider support (8).
7. A off-shore floating wind turbine foundation according to claim 1, wherein: the mooring comprises a vertical mooring bar (10) and a mooring line (9) inclined to the outside of the floating foundation; the top end of the mooring rod (10) is fixedly connected with the middle part of the bottom surface of the floating body, and the bottom end of the mooring rod is fixed on the sea bottom and is used for applying vertical downward pulling force to the floating body; the top end of the mooring rope (9) is fixed at the corresponding position of the bottom surface or the side surface of the floating body, and the bottom end of the mooring rope is fixed on the sea bottom and is used for applying downward oblique pulling force to the floating body so as to prevent the floating body from drifting.
8. A off-shore floating wind turbine foundation according to claim 1, wherein: the arc-shaped supporting piece (4) is provided with a sliding rail for sliding the sliding block supporting piece (8), and the sliding block supporting piece (8) is also provided with a locking piece for positioning the sliding block supporting piece (8) to a corresponding position on the sliding rail.
9. A off-shore floating wind turbine foundation according to claim 1, wherein: the floating body is a pontoon, the connecting piece (2) is a horizontal connecting rod, the end part of the connecting rod is fixed on the side surface of the corresponding pontoon, the arc-shaped supporting piece (4) is an arc-shaped supporting rod, and the bottom end of the arc-shaped supporting rod is fixed on the top surface of the corresponding pontoon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310585705.3A CN116395095B (en) | 2023-05-23 | 2023-05-23 | Off-navigation floating type fan foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310585705.3A CN116395095B (en) | 2023-05-23 | 2023-05-23 | Off-navigation floating type fan foundation |
Publications (2)
| Publication Number | Publication Date |
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| CN116395095A CN116395095A (en) | 2023-07-07 |
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