CN119373668B - Floating fan device with double-tendon coordination mechanism - Google Patents
Floating fan device with double-tendon coordination mechanism Download PDFInfo
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- CN119373668B CN119373668B CN202411943640.6A CN202411943640A CN119373668B CN 119373668 B CN119373668 B CN 119373668B CN 202411943640 A CN202411943640 A CN 202411943640A CN 119373668 B CN119373668 B CN 119373668B
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- 238000007667 floating Methods 0.000 title claims abstract description 53
- 230000007246 mechanism Effects 0.000 title claims abstract description 47
- 210000002435 tendon Anatomy 0.000 claims abstract description 56
- 238000013016 damping Methods 0.000 claims abstract description 17
- 230000000712 assembly Effects 0.000 claims abstract description 11
- 238000000429 assembly Methods 0.000 claims abstract description 11
- 230000009977 dual effect Effects 0.000 claims description 20
- 238000003466 welding Methods 0.000 claims description 4
- 229920001971 elastomer Polymers 0.000 claims description 3
- 239000000806 elastomer Substances 0.000 claims description 3
- 230000001953 sensory effect Effects 0.000 claims 1
- 230000006870 function Effects 0.000 abstract description 6
- 230000008447 perception Effects 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
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- 238000010248 power generation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
本发明公开了一种具有双腱协调机构的浮式风机装置，该浮式风机装置中的双腱协调机构包括双腱连接单元和对称设于双腱连接单元两端的2个筋腱协调结构；每个筋腱协调结构包括侧挡板、协调构件，第一连接插销、第一角度传感器、第二角度传感器、第二连接插销、连接构件、弹簧液压阻尼单元、单分力传感器、调节角轮外框架、调节角轮和调节电机；本发明引入带有自调节功能的双腱连接机构，提升系统中相邻导缆组件的同步能力和TLP浮体平台的稳定性；将缆绳的平动能量转化为多方向转动能量进而释放疲劳载荷，且将缆绳的疲劳载荷传递给弹簧液压阻尼单元中的弹簧部件，并能通过单分力传感器的感知对缆绳进行调节，实现对缆绳的有效保护。
The invention discloses a floating wind turbine device with a double-tendon coordination mechanism, wherein the double-tendon coordination mechanism comprises a double-tendon connection unit and two tendon coordination structures symmetrically arranged at both ends of the double-tendon connection unit; each tendon coordination structure comprises a side baffle, a coordination component, a first connecting pin, a first angle sensor, a second angle sensor, a second connecting pin, a connecting component, a spring hydraulic damping unit, a single-component force sensor, an adjusting angle wheel outer frame, an adjusting angle wheel and an adjusting motor; the invention introduces a double-tendon connection mechanism with a self-adjusting function to improve the synchronization ability of adjacent cable guide assemblies in the system and the stability of the TLP floating platform; the translational energy of the cable is converted into multi-directional rotational energy to release fatigue load, and the fatigue load of the cable is transmitted to the spring component in the spring hydraulic damping unit, and the cable can be adjusted through the perception of the single-component force sensor to achieve effective protection of the cable.
Description
Technical Field
The invention belongs to the technical field of floating type offshore wind power equipment, and particularly relates to a floating fan device with a double-tendon coordination mechanism.
Background
The floating fan foundation is a floating body structure floating on the sea surface, is mainly used for placing a wind generating set and carrying out offshore power generation operation, and is a main bearing member of offshore wind power generation equipment. At present, offshore wind power development is concentrated in offshore shallow water areas, and wind power generation foundations mainly adopt fixed structures such as single piles or jackets and the like. Along with the gradual reduction of landings and offshore resources, the development of offshore wind power resources gradually goes to deep water, and along with the increase of water depth, the construction and installation costs of the traditional fixed foundation are greatly increased, so that a floating foundation suitable for larger water depth becomes a main foundation form for future offshore wind power development.
The existing floating wind power foundation mainly comprises tension legs, semi-submersibles, upright posts and barges. The four structural forms have advantages and disadvantages, and compared with other forms, the tension leg type foundation has better economy and sea applicability. The existing tension leg type floating wind power foundation has the following problems that the traditional tension legs are generally connected by single tendon members, and when the wind wave and current environmental load is resisted, the problem that adjacent cables on a single angle do not move synchronously and are stressed is faced. The effect of connecting the traditional tension leg to the upper platform cannot realize effective protection of the tension leg, and cannot effectively reduce the fatigue load of the traditional cable, thereby prolonging the service life of the traditional cable.
Disclosure of Invention
The invention provides a floating fan device with a double-tendon coordination mechanism, which is characterized in that a double-tendon connection mechanism with a self-regulating function is introduced, so that the stability of a TLP floating body platform can be improved.
In order to solve the problems, the technical scheme provided by the invention is as follows:
The embodiment of the invention provides a floating fan device with a double-tendon coordination mechanism, which comprises a fan rotor assembly (1), a tower (2), a TLP floating body platform (3), 3 groups of double-tendon coordination mechanisms (4) and 3 groups of cable guide assemblies (5), wherein the fan rotor assembly (1) is fixed at the top end of the tower (2), the bottom end of the tower (2) is fixed on the TLP floating body platform (3), the TLP floating body platform (3) is connected with the 3 groups of cable guide assemblies (5) through the 3 groups of double-tendon coordination mechanisms (4), and the 3 groups of cable guide assemblies (5) are anchored to the sea bottom.
According to an alternative embodiment of the invention, each group of double tendon coordination mechanisms (4) comprises a double tendon connection unit (7) and 2 tendon coordination structures symmetrically arranged at two ends of the double tendon connection unit (7).
According to an alternative embodiment of the invention, each tendon coordination structure comprises a side baffle plate (6), a coordination member (8), a first connecting bolt (9), a first angle sensor (10), a second angle sensor (11), a second connecting bolt (12), a connecting member (13), a spring hydraulic damping unit (14), a single component sensor (15), an adjusting angle wheel outer frame (16), an adjusting angle wheel (17) and an adjusting motor (18);
The top of the side baffle (6) is connected with the bottom of the TLP floating body platform (3), the bottom of the side baffle (6) is connected with the end part of the double-tendon connecting unit (7) through a first connecting bolt (9), the end part of the double-tendon connecting unit (7) is also provided with the first angle sensor (10), the top of the coordination member (8) is sleeved on the double-tendon connecting unit (7), the bottom of the coordination member (8) is connected with the connecting member (13) through a second connecting bolt (12), a spring hydraulic damping unit (14) is arranged in a cavity of the connecting member (13), the bottom of the connecting member (13) is connected with the single-component force sensor (15), and the single-component force sensor (15) is in abutting arrangement with the spring hydraulic damping unit (14);
The single-component force sensor (15) is connected with an adjusting angle wheel outer frame (16), an adjusting angle wheel (17) is arranged in the adjusting angle wheel outer frame (16), and an adjusting motor (18) is connected to the end part of the adjusting angle wheel (17).
According to an alternative embodiment of the invention, the double-tendon connection unit (7) is internally provided with a perception control device.
In an alternative embodiment of the invention, the outer frame (16) of the angle adjusting wheel is connected with a single cable (5-1) of the cable guiding assembly (5), and the cable (5-1) is an elastomer.
In an alternative embodiment of the present invention, the first connecting pins (9) are one type of connecting pins, and the second connecting pins (12) are two types of connecting pins.
In an alternative embodiment of the present invention, the TLP floating platform (3) has a triangular structure, and 3 sets of the dual tendon coordination mechanisms (4) are fixed at3 angular positions of the TLP floating platform (3) by welding.
Compared with the prior art, the embodiment of the invention provides the floating fan device with the double-tendon coordination mechanism, which has the following beneficial effects:
(1) The invention introduces the double-tendon connection mechanism with self-adjusting function, which can improve the synchronization capability of adjacent cable guide assemblies in the system and improve the stability of the TLP floating body platform. The double tendon coordination mechanism is provided with the double tendon connection units with the built-in sensing control devices, and the synchronization capability of adjacent cables when resisting the environmental load of stormy waves and currents is improved through the coordination action of the 2 tendon coordination structures. A connecting bolt is arranged at the upper part of the tendon connecting unit, and two independent tendon coordination structures are combined into a double tendon coordination mechanism by additionally increasing the rotational freedom degree of the system. Meanwhile, the average value of the tension of two adjacent cables in a certain period of time is obtained through the single component sensor and the sensing control device, and when the tension value is larger than the allowable value of the adjacent tension error, an adjusting signal is sent out, and the adjusting purpose is achieved through the adjusting angle wheel. The technology can overcome the defects of the traditional single tendon connection mechanism and realize the synchronization of the movement and the stress of adjacent cables. The invention provides a double tendon coordination mechanism design scheme with a self-adjusting function, and provides a powerful reference for tendon coordination mechanism design in a tension leg type floating fan.
(2) The invention develops an integrated component for coupling the multi-connection bolt unit, the spring hydraulic damping unit and the angle sensing control unit, which not only converts the flat energy of the cable into multidirectional rotation energy so as to release fatigue load, but also transfers the fatigue load of the cable to a spring component in the spring hydraulic damping unit, and can regulate the cable through the sensing of a single-component force sensor, thereby realizing effective protection of the cable.
The first connecting bolt and the second connecting bolt are combined to convert translational energy of the cable into rotational energy in multiple directions, so that fatigue load caused by the load of the wind, wave and current environment acting on the cable is released. Meanwhile, due to the spring hydraulic damping unit, deflection, rotation and elongation response generated by the cable under the action of environmental load can be partially transmitted to the spring hydraulic damping unit, so that fatigue load of the cable is greatly reduced. In addition, the rotation angle of the cable is obtained through the angle sensor and the sensing control device, and when the angle value is larger than the allowable safety value, an adjusting signal is sent out, so that the adjusting purpose is realized by the adjusting angle wheel. The technology can effectively reduce fatigue load of the cable, prolong service life of the cable and realize effective protection of the cable.
Drawings
In order to more clearly illustrate the embodiments or the technical solutions in the prior art, the following description will briefly introduce the drawings that are needed in the embodiments or the description of the prior art, it is obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a floating fan device with a dual tendon coordination mechanism according to an embodiment of the present application.
Fig. 2 is a schematic diagram of a dual tendon coordination mechanism of a floating blower device with a dual tendon coordination mechanism according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. It will be apparent that the described embodiments are only some, but not all, embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to fall within the scope of the application.
As shown in FIG. 1, the floating wind turbine device with the double-tendon coordination mechanism provided by the embodiment of the invention comprises a wind turbine rotor assembly 1, a tower 2, a TLP floating body platform 3, 3 groups of double-tendon coordination mechanisms 4 and 3 groups of cable guide assemblies 5, wherein the wind turbine rotor assembly 1 is fixed at the top end of the tower 2, the bottom end of the tower 2 is fixed on the TLP floating body platform 3, the TLP floating body platform 3 is connected with the 3 groups of cable guide assemblies 5 through the 3 groups of double-tendon coordination mechanisms 4, and the 3 groups of cable guide assemblies 5 are anchored to the sea bottom. Preferably, the TLP floating platform 3 has a triangular structure, and 3 sets of dual tendon coordination mechanisms 4 are fixed at3 angular positions of the TLP floating platform 3 by welding.
The fan rotor assembly 1 of the present embodiment includes a fan rotor, a hub, and a nacelle, and the dual tendon coordination mechanism 4 has a self-adjusting function and tendon protection. 3 sets of dual tendon coordination mechanisms 4, each set of dual tendon coordination mechanisms 4 having 2 tendon coordination structures, i.e. being arranged in a 3 x 2 arrangement, i.e. two tendon structures at each of the three corners, to provide sufficient rigidity to limit the movement of the TLP floating body platform 3 under the action of the stormy waves and ocean environment. The dual tendon coordinators 4 are connected to the bottom of the TLP floating platform 3 by welding, and a group of dual tendon coordinators 4 are arranged at the 33 corners of the TLP floating platform.
As shown in fig. 2, each group of the dual tendon coordination mechanism 4 includes a dual tendon connection unit 7 and 2 tendon coordination structures symmetrically provided at both ends of the dual tendon connection unit 7. The double tendon connection unit 7 is internally provided with a sensing control device. Each tendon coordination structure comprises a side baffle 6, a coordination member 8, a first connecting bolt 9, a first angle sensor 10, a second angle sensor 11, a second connecting bolt 12, a connecting member 13, a spring hydraulic damping unit 14, a single component sensor 15, an adjusting horn outer frame 16, an adjusting horn 17 and an adjusting motor 18.
The top of the side baffle 6 is connected with the bottom of the TLP floating body platform 3, the bottom of the side baffle 6 is connected with the end part of the double-tendon connection unit 7 through a first connection bolt 9, and the end part of the double-tendon connection unit 7 is also provided with a first angle sensor 10. The top of the coordination member 8 is sleeved on the double-tendon connecting unit 7, and the bottom of the coordination member 8 is connected with a connecting member 13 through a second connecting bolt 12. A spring hydraulic damping unit 14 is arranged in the cavity of the connecting member 13, a single-component force sensor 15 is connected to the bottom of the connecting member 13, and the single-component force sensor 15 is in abutting arrangement with the spring hydraulic damping unit 14. The single-component force sensor 15 is connected with an adjusting angle wheel outer frame 16, an adjusting angle wheel 17 is arranged in the adjusting angle wheel outer frame 16, and the end part of the adjusting angle wheel 17 is connected with an adjusting motor 18. The adjustment angle wheel outer frame 16 is connected to a single cable 5-1 of the cable guide assembly 5, and the cable 5-1 is an elastomer.
During the service phase of the tension leg type floating wind turbine, wind load can act on the wind turbine rotor, the hub, the engine room, the tower and the TLP floating platform 3, and wave load and ocean current load can act on the TLP floating platform 3, the double tendon coordination mechanism 4 and the cable guiding assembly 5. Under these loads, the tension leg type floating wind turbine can deflect. Since the upper portion of the fairlead assembly 5 is connected to the TLP floating platform 3 via the dual tendon coordination mechanism 4, the lower portion is anchored to the sea floor and has a stiffness that limits deflection of the integrated floating wind turbine apparatus, but the fairlead assembly 5 will also generate deflection, rotation and elongation responses thereby creating fatigue loads.
The double tendon connection unit 7 with the built-in sensing control device is arranged on the double tendon coordination mechanism 4, and one rotation degree of freedom is additionally increased, so that the double tendon coordination mechanism can basically realize synchronous movement and stress of the two cables 5-1. In addition, a single-component sensor 15 is arranged at the upper part of each cable 5-1, which can capture the time history data of the tension response of the cable 5-1 in unit time, the sensing control device on the double-tendon connecting unit 7 senses the time history data, the average value of the tension of two adjacent cables 5-1 in a certain period of time is obtained, when the tension value is larger than the allowable value of the adjacent tension error, an adjusting signal is sent out, and the length of the cable 5-1 is controlled by an adjusting angle wheel 17 arranged at the upper part of the cable 5-1, so that the purpose of tension adjustment is realized.
The first connecting pins 9 are one type of connecting pins, and the second connecting pins 12 are two types of connecting pins. The double tendon coordination mechanism 4 is provided with a first type connecting bolt and a second type connecting bolt, and can convert translational energy of the cable 5-1 into rotational energy in multiple directions through the use of the connecting bolts, so that fatigue load caused by the fact that wind, wave and current environmental load acts on the cable 5-1 is released. Meanwhile, a spring hydraulic damping unit 14 is arranged on the double tendon coordination mechanism 4, and deflection, rotation and elongation responses of the cable 5-1 caused by wave load and ocean current load can be transmitted to the spring hydraulic damping unit 14. In addition, the double tendon coordination mechanism 4 is provided with an angle sensor, can capture the rotation angle calendar data of the cable 5-1 in unit time, is sensed by a sensing control device on the double tendon connection unit 7, sends out an adjusting signal when the angle value is larger than an allowable safety value, and controls the length of the cable 5-1 by an adjusting angle wheel 17 arranged at the upper part of the cable 5-1 so as to realize the purposes of length adjustment and angle limitation, and further realize the protection function of the cable 5-1.
In summary, although the present invention has been described in terms of the preferred embodiments, the above-mentioned embodiments are not intended to limit the invention, and those skilled in the art can make various modifications and alterations without departing from the spirit and scope of the invention, so that the scope of the invention is defined by the appended claims.
Claims (5)
1. The floating type wind turbine device with the double-tendon coordination mechanism is characterized by comprising a wind turbine rotor assembly (1), a tower (2), a TLP floating body platform (3), 3 groups of double-tendon coordination mechanisms (4) and 3 groups of cable guide assemblies (5), wherein the wind turbine rotor assembly (1) is fixed at the top end of the tower (2), the bottom end of the tower (2) is fixed on the TLP floating body platform (3), the TLP floating body platform (3) is connected with the 3 groups of cable guide assemblies (5) through the 3 groups of double-tendon coordination mechanisms (4), and the 3 groups of cable guide assemblies (5) are anchored to the sea bottom;
each group of double tendon coordination mechanisms (4) comprises a double tendon connection unit (7) and 2 tendon coordination structures symmetrically arranged at two ends of the double tendon connection unit (7);
Each tendon coordination structure comprises a side baffle plate (6), a coordination member (8), a first connecting bolt (9), a first angle sensor (10), a second angle sensor (11), a second connecting bolt (12), a connecting member (13), a spring hydraulic damping unit (14), a single-component force sensor (15), an adjusting horn wheel outer frame (16), an adjusting horn wheel (17) and an adjusting motor (18);
The top of the side baffle (6) is connected with the bottom of the TLP floating body platform (3), the bottom of the side baffle (6) is connected with the end part of the double-tendon connecting unit (7) through a first connecting bolt (9), the end part of the double-tendon connecting unit (7) is also provided with the first angle sensor (10), the top of the coordination member (8) is sleeved on the double-tendon connecting unit (7), the bottom of the coordination member (8) is connected with the connecting member (13) through a second connecting bolt (12), a spring hydraulic damping unit (14) is arranged in a cavity of the connecting member (13), the bottom of the connecting member (13) is connected with the single-component force sensor (15), and the single-component force sensor (15) is in abutting arrangement with the spring hydraulic damping unit (14);
The single-component force sensor (15) is connected with an adjusting angle wheel outer frame (16), an adjusting angle wheel (17) is arranged in the adjusting angle wheel outer frame (16), and an adjusting motor (18) is connected to the end part of the adjusting angle wheel (17).
2. A floating fan unit with a dual tendon coordination mechanism according to claim 1, characterized in that the dual tendon connection unit (7) incorporates a sensory control means.
3. A floating fan unit with a dual tendon coordination mechanism according to claim 1, characterized in that the adjustment angle wheel outer frame (16) is connected to a single cable (5-1) of the cable guide assembly (5), and that the cable (5-1) is an elastomer.
4. A floating fan unit with a dual tendon coordination mechanism according to claim 1, characterized in that the first connection pin (9) is a type of connection pin and the second connection pin (12) is a type of connection pin.
5. A floating wind turbine device with dual tendon coordination mechanism as claimed in claim 1, characterized in that the TLP floating platform (3) is of triangular structure, and 3 sets of the dual tendon coordination mechanisms (4) are fixed at 3 angular positions of the TLP floating platform (3) by welding.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202411943640.6A CN119373668B (en) | 2024-12-27 | 2024-12-27 | Floating fan device with double-tendon coordination mechanism |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202411943640.6A CN119373668B (en) | 2024-12-27 | 2024-12-27 | Floating fan device with double-tendon coordination mechanism |
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| CN119373668A CN119373668A (en) | 2025-01-28 |
| CN119373668B true CN119373668B (en) | 2025-03-11 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116557215A (en) * | 2023-04-26 | 2023-08-08 | 天津理工大学 | Active tendon mooring system of tension leg platform floating fan |
| CN117823355A (en) * | 2024-01-30 | 2024-04-05 | 深圳市普罗海洋科技有限责任公司 | Application of novel universal joint structure to wind power platform tension tendons |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7422394B2 (en) * | 2006-05-15 | 2008-09-09 | Modec International, Inc. | Tendon for tension leg platform |
| ES2454044B1 (en) * | 2012-10-08 | 2015-03-10 | Iberdrola Ingenieria Y Construccion S A U | Floating platform in tension of special application for wind use |
| US11981402B1 (en) * | 2022-11-01 | 2024-05-14 | Nicholas John Vincent Elisha | Floating system for an offshore wind turbine |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116557215A (en) * | 2023-04-26 | 2023-08-08 | 天津理工大学 | Active tendon mooring system of tension leg platform floating fan |
| CN117823355A (en) * | 2024-01-30 | 2024-04-05 | 深圳市普罗海洋科技有限责任公司 | Application of novel universal joint structure to wind power platform tension tendons |
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