CN118025429A

CN118025429A - Floating turbulence stabilization foundation platform, wind turbine generator and adjusting method

Info

Publication number: CN118025429A
Application number: CN202410223191.1A
Authority: CN
Inventors: 温栋斌; 南明军; 宋明修; 管春雨; 王彪; 谢安南; 刘锦城; 廖开富; 陈建军; 郭晓辉
Original assignee: Huaneng Gulf Of Tonkin Guangxi New Energy Development Co ltd; Yantai Power Plant Huaneng Shandong Generating Co ltd; Huaneng Clean Energy Research Institute; Huaneng Offshore Wind Power Science and Technology Research Co Ltd
Current assignee: Huaneng Gulf Of Tonkin Guangxi New Energy Development Co ltd; Yantai Power Plant Huaneng Shandong Generating Co ltd; Huaneng Clean Energy Research Institute; Huaneng Offshore Wind Power Science and Technology Research Co Ltd
Priority date: 2024-02-28
Filing date: 2024-02-28
Publication date: 2024-05-14

Abstract

The invention discloses a floating type turbulence and vibration reduction foundation platform, a wind turbine generator and an adjusting method. The floating type turbulence and vibration reduction foundation platform comprises a platform body, a plate body and a rotating assembly, wherein the platform body floats on the liquid surface; the plate body is arranged above the platform body, the plate body is arranged above the liquid level, a first air flow space is formed between the lower side of the plate body and the platform body or the liquid level, and the air flow through the upper side and the lower side of the plate body is provided with a pressure difference and applies downward pressure to the plate body; the rotating assembly is arranged between the platform body and the plate body, and the plate body is supported on the platform body through the rotating assembly; the rotating component is used for driving the plate body to rotate so as to adjust the orientation of the plate body. According to the floating type turbulent flow anti-rolling foundation platform, the plate body is arranged on the foundation platform, the downward pressure generated by the floating type turbulent flow anti-rolling foundation platform can be generated when air flows through the plate body, the downward pressure is in direct proportion to the wind speed, the larger the wind speed is, the larger the downward pressure is, and the stability of the foundation platform is enhanced.

Description

Floating turbulence stabilization foundation platform, wind turbine generator and adjusting method

Technical Field

The invention belongs to the technical field of floating foundations, and particularly relates to a floating turbulence and vibration reduction foundation platform, a wind turbine generator and an adjusting method.

Background

The wind energy has important advantages in the aspect of environmental protection, can reduce the pollution to the environment, and effectively reduces the emission of greenhouse gases such as carbon dioxide and the like. Wind energy, by virtue of its excellent properties, is compatible with the pursuit of global climate improvement. The offshore wind power is used as an important component of wind energy, the offshore wind speed is higher, the vertical change of the wind is smaller, the turbulence degree is relatively lower, and the wind direction is more stable, so that the longer annual utilization hours are ensured.

Currently, fixed fans are mostly used in offshore wind farms. However, when the water depth exceeds 50 meters, the existing fixed wind power foundation cannot meet the requirement of low-cost large-scale development. The wind resource of the deep sea area is about 10 hundred million kilowatts, which is equivalent to twice of the offshore wind resource, and the method has huge development potential. With the development of offshore wind power gradually expanding from offshore to deep open sea, the adoption of floating wind power technology becomes an unavoidable choice.

The floating foundation is suitable for the water depth of more than 50 meters, has the advantages of smaller waterplane, and the like, and becomes the foundation form most suitable for the development of Chinese deep open sea wind energy at present. However, in deep sea areas, the wind power level is higher, which may cause the inclination angle of the floating wind power device to be increased, and the structural stress of the equipment is increased, so that the stability of the whole equipment is affected.

Disclosure of Invention

The present invention aims to solve at least one of the technical problems in the related art to some extent.

Therefore, the embodiment of the invention provides a floating type turbulence and vibration reduction foundation platform, wherein a plate body is arranged on the foundation platform, the air flow can generate downward pressure on the floating type turbulence and vibration reduction foundation platform when flowing through the plate body, the downward pressure is in direct proportion to the wind speed, the larger the wind speed is, the larger the downward pressure is, and the stability of the foundation platform is enhanced.

The embodiment of the invention further provides a wind turbine generator.

The embodiment of the invention also provides a basic platform adjusting method.

According to an embodiment of the invention, a floating turbulence stabilization foundation platform comprises:

The platform body floats on the liquid level;

The plate body is arranged above the platform body, the plate body is positioned above the liquid level, a first airflow space is formed between the lower side of the plate body and the platform body or the liquid level, and the first airflow space is used for enabling airflow flowing through the upper side and the lower side of the plate body to have pressure difference and applying downward pressure to the plate body;

The rotating assembly is arranged between the platform body and the plate body, and the plate body is supported on the platform body through the rotating assembly;

the rotating assembly is used for driving the plate body to rotate so as to adjust the orientation of the plate body.

According to the floating type turbulent flow anti-rolling foundation platform, the plate body is arranged on the foundation platform, the downward pressure generated by the floating type turbulent flow anti-rolling foundation platform can be generated when air flows through the plate body, the downward pressure is in direct proportion to the wind speed, the larger the wind speed is, the larger the downward pressure is, and the stability of the foundation platform is enhanced.

In some embodiments, the plate body has a boss located on an underside of the plate body; and/or

The plate body and the platform body are obliquely arranged; and/or

The plate body is a plurality of, and a plurality of the plate bodies are all connected with the platform body through the rotating assembly.

In some embodiments, the rotating assembly comprises:

the guide rail is arranged on the platform body and is in a circular ring shape;

one end of the bracket is connected with the plate body, the other end of the bracket is connected with the guide rail, and the bracket can move along the guide rail;

The driving part is connected between the platform body and the support, and is used for driving the support to move along the guide rail so as to adjust the orientation of the plate body.

In some embodiments, the driving part comprises a first driver, the first driver is arranged on the bracket, and the output end of the first driver is provided with a first gear; the platform body is provided with a gear ring, and the first gear is meshed with the gear ring; and/or

The rotating assembly further comprises a second driver, the support is rotatably connected with the plate body, and the second driver is arranged between the support and the plate body to adjust the inclination angle of the plate body relative to the platform body.

In some embodiments, the end of the bracket is clamped on the guide rail to prevent the bracket from falling off the guide rail; and/or

The connecting component is arranged between the plate body and the platform body and comprises a rod body, one end of the rod body is rotationally connected with the middle part of the plate body, and the other end of the rod body is rotationally connected with the platform body.

In some embodiments, the stent comprises:

the telescopic rod is telescopic along the axial direction of the telescopic rod, one end of the telescopic rod is connected with the plate body, and the other end of the telescopic rod is connected with the guide rail;

And the third driver is connected with the telescopic rod and used for driving the telescopic rod to extend or retract.

In some embodiments, the platform body comprises:

The pontoons are arranged at intervals;

The frame body is connected between a plurality of pontoons, the frame body is provided with a first installation part, and the rotating assembly is connected with the first installation part.

In some embodiments, the floating pontoon further comprises a heave plate, wherein a plurality of heave plates are arranged between adjacent pontoons; and/or

The mooring system comprises a plurality of mooring lines, one ends of the mooring lines are connected with the frame body or the pontoon, and the other ends of the mooring lines are connected with the seabed; and/or

The system further comprises a detection system and a control system, wherein the detection system is used for acquiring response characteristics of the floating type turbulence stabilization foundation platform, the control system is connected with the detection system and the rotating assembly, and the control system is used for receiving and processing the response characteristics so as to control the action of the rotating assembly.

According to an embodiment of the invention, a wind turbine generator includes:

a floating spoiler roll-reduction base platform as described in any one of the embodiments above;

The tower barrel is arranged on the floating type turbulent flow anti-rolling basic platform;

the fan blade assembly is arranged at the top of the tower barrel.

According to an embodiment of the present invention, a method for adjusting a foundation platform for adjusting the balance of a floating spoiler roll-reducing foundation platform according to any one of the above embodiments or a wind turbine generator according to the above embodiment, the method for adjusting a foundation platform includes the following steps:

the flow direction of the air flow is obtained, and the direction of the plate body is regulated;

acquiring response characteristics of the floating type turbulent flow anti-rolling basic platform under external environment excitation;

And adjusting the inclination angle of the plate body relative to the platform body and the height of the plate body relative to the platform body.

Drawings

FIG. 1 is a schematic structural view of a floating spoiler stabilizer foundation platform according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of a rotating assembly according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a wind turbine generator according to an embodiment of the present invention.

FIG. 4 is a schematic diagram of a yaw state of a wind turbine according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of an operating state of a wind turbine according to an embodiment of the present invention.

FIG. 6 is a flowchart of a base platform tuning method according to an embodiment of the present invention.

Reference numerals:

100. a wind turbine generator; 200. a platform body;

1. A fan blade assembly;

2. A tower;

3. A pontoon;

4. a mooring system;

5. A heave plate;

6. a frame body;

7. A plate body;

8. a rotating assembly; 81. a bracket; 82. a guide rail; 83. a first driver; 84. and a gear ring.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.

As shown in fig. 1 and 2, the floating turbulence and rolling reduction foundation platform according to the embodiment of the present invention includes a platform body 200, where the platform body 200 floats on a liquid surface, for example, the platform body 200 is placed in sea water and floats on the sea surface, so that wind power equipment or other offshore equipment is conveniently arranged on the platform body, and the floating turbulence and rolling reduction foundation platform can be suitable for development and utilization of resources in deep sea areas.

A plate body 7 is disposed above the platform body 200, the plate body 7 is disposed above the liquid surface, and a first air flow space is formed between the lower side of the plate body 7 and the platform body or the liquid surface, for making the air flow flowing through the upper side and the lower side of the plate body 7 have a pressure difference and applying a downward pressure to the plate body 7. It should be appreciated that when the plate 7 is located above the liquid surface, the structure and arrangement of the plate 7 are designed based on the aerodynamic principle, so that when the airflow passes through the upper side and the lower side of the plate 7, the airflow on the upper side and the lower side of the plate 7 can be disturbed, and the airflow speed on the lower side of the plate 7 is faster than that on the upper side, so that a pressure difference is formed, and at this time, the plate 7 is subjected to a downward pressure, and a counterweight is applied to the platform body, so that the stability of the basic platform is improved. When the platform body is inclined, the downward pressure on the plate body 7 can also reduce the inclination of the platform body and reduce the shaking degree of the basic platform.

In order to make the orientation of the plate body 7 match with the wind direction of the air flow, a rotating assembly 8 is arranged between the platform body and the plate body 7 in the embodiment of the invention, the plate body 7 is supported on the platform body through the rotating assembly 8, and the rotating assembly 8 is used for driving the plate body 7 to rotate so as to adjust the orientation of the plate body 7.

That is, when the direction of the wind is changed, by adjusting the orientation of the plate body 7, the orientations of the windward end and the leeward end of the first airflow space are changed, a pressure difference can be generated between the upper side and the lower side of the plate body 7, and a downward pressure can be provided to the plate body 7.

According to the floating type turbulent flow anti-rolling foundation platform provided by the embodiment of the invention, the plate body 7 is arranged on the foundation platform, the downward pressure generated by the floating type turbulent flow anti-rolling foundation platform can be generated when the airflow flows through the plate body 7, the downward pressure is in direct proportion to the wind speed, the larger the wind speed is, the larger the downward pressure is, and the stability of the foundation platform is enhanced.

As shown in fig. 1 and 2, in some embodiments, the plate body 7 has a protrusion located at the lower side of the plate body 7, and it should be understood that by designing the shape of the plate body 7, the air flow rate through the lower side of the plate body 7 is faster than the air flow rate through the upper side of the plate body 7, thereby creating a pressure difference and providing a downward force to the plate body 7.

Optionally, the protruding portion is a cambered surface.

The plate body 7 has a length direction and a width direction, and the windward end and the leeward end of the first airflow space are disposed opposite to each other in the width direction of the plate body 7.

In some embodiments, the plate 7 is disposed obliquely to the platform body. It should be understood that, according to the aerodynamic principle, the structure of the plate body 7 may be designed, or the inclination angle of the plate body 7 may be designed, in order to make the air flow rates of the upper side and the lower side of the plate body 7 different and have a pressure difference. Therefore, in the embodiment of the present invention, the structure of the plate body 7 may be a structure of the plate body 7 capable of achieving the function of disturbing the airflow in the related art, for example, a structure similar to a spoiler of an automobile, a wing plate of an aircraft, etc., and the inclination angle of the plate body 7 may be designed.

In some embodiments, the plate body 7 is a plurality of plate bodies 7, and the plurality of plate bodies 7 are connected with the platform body through the rotating assembly 8. It should be understood that one or more plate bodies 7 may be provided, and the number and positions of the plate bodies 7 may be arranged according to factors such as the structure of the base platform, the influence of external environment, the structure of equipment arranged on the base platform, etc., so as to improve the effect of adjusting the stability of the base platform by the downward pressure provided when the air flow passes through the plate bodies 7.

Alternatively, when the number of the plate bodies 7 is one, the plate bodies 7 are arranged in the middle of the platform body, and when the number of the plate bodies 7 is plural, the plurality of plate bodies 7 are uniformly distributed on the platform body 200.

When the stability of carrying out the platform body is adjusted, can be through the orientation of adjusting different plate body 7 to the downforce that the different positions of control platform body received, when the platform body takes place the slope, the inclination of reduction platform body that can be better improves stability. For example, when the platform body is inclined, the orientation of the plate body 7 at the tilting position of the platform body is adjusted, the downward pressure applied to the plate body 7 at the tilting position is increased, the orientation of the plate body 7 at the sinking position of the platform body is adjusted, and the downward pressure applied to the plate body 7 at the sinking position is reduced, so that a restoring and balancing acting force can be provided for the platform body.

As shown in fig. 1 and 2, in some embodiments, the rotating assembly 8 includes a guide rail 82, a bracket 81, and a driving part, the guide rail 82 is provided on the platform body, and the guide rail 82 has a circular ring shape; one end of the bracket 81 is connected with the plate body 7, the other end of the bracket 81 is arranged in the guide rail 82, and the bracket 81 can move along the guide rail 82; a driving part is connected between the platform body 200 and the bracket 81, and the driving part is used for driving the bracket 81 to move along the guide rail 82 so as to adjust the orientation of the plate body 7.

It should be understood that the plate body 7 is connected to the platform body by a bracket 81 and can move along a guide rail 82, and the driving part drives the bracket 81 to rotate along the guide rail 82, thereby adjusting the orientation of the plate body 7.

For example, the guide rail 82 is one, at least two brackets 81 are disposed on the plate body 7, the plurality of brackets 81 are circumferentially arranged with a radius R, the radius of the guide rail 82 is also R, and at this time, the plurality of brackets 81 are all disposed on the guide rail 82 and all can move circumferentially along the guide rail 82.

As shown in fig. 1 and 2, in some embodiments, the driving part includes a first driver 83, the first driver 83 is provided on the bracket 81, and an output end of the first driver 83 has a first gear; the platform body is provided with a gear ring 84, and the first gear is meshed with the gear ring 84.

The first driver 83 is a motor, the first driver 83 is fixed on the bracket 81, a first gear is arranged on an output shaft of the first driver 83, the first driver 83 is used for driving the first gear to rotate, a gear ring 84 is arranged on the platform body, for example, the gear ring 84 is directly fixed on the platform body, or ring teeth are arranged on the outer wall surface of the guide rail 82 to form the gear ring 84, and the first gear can drive the plate 7 to rotate relative to the platform body through the action of the first driver 83 after being meshed with the gear ring 84.

In some embodiments, the rotation assembly 8 further comprises a second actuator, the bracket 81 being in rotational connection with the plate body 7, the second actuator being arranged between the bracket 81 and the plate body 7 for adjusting the inclination of the plate body 7 with respect to the platform body. It should be appreciated that the support 81 is rotatably connected to the plate 7, for example, by a rotating shaft, and the plate 7 can be driven to rotate relative to the support 81 by the second driver, so that the inclination angle of the plate 7 relative to the platform body can be adjusted, and the downward pressure generated by the plate 7 when the air flow passes through the plate 7 can be more effectively controlled by adjusting the inclination angle and the orientation of the plate 7.

Optionally, the second driver is an electric push rod, two ends of the electric push rod are respectively connected with the bracket 81 and the plate body 7, or the second driver is a motor, the second driver is arranged on the bracket 81, an output end of the second driver is connected with the rotating shaft, and the second driver drives the rotating shaft to rotate and drives the plate body 7 to rotate.

In some embodiments, the ends of the brackets 81 are snapped onto the rails 82 to prevent the brackets 81 from backing out of the rails 82. For example, the guide rail 82 may be configured to have a track groove in the form of an inverted T-shaped groove, and the end of the bracket 81 may have a T-shaped slider disposed in the track groove, capable of sliding along the track groove and preventing the slider from being disengaged from the track groove.

In some embodiments, a connecting part is arranged between the plate body 7 and the platform body, the connecting part comprises a rod body, one end of the rod body is rotationally connected with the middle part of the plate body 7, and the other end of the rod body is rotationally connected with the platform body.

That is, in order to improve structural stability between the bracket 81 and the guide rail 82, a rod body is provided between the plate body 7 and the platform body, the plate body 7 and the platform body of the rod body are both connected through a spherical hinge support, the rod body does not affect rotation of the plate body 7, but structural stability between the plate body 7 and the platform body can be improved.

The connection point between the rod body and the platform body is positioned at the center of the guide rail 82, and the connection point between the plate body 7 and the rod body is positioned at the center between the plurality of brackets 81.

In some embodiments, the support 81 includes a telescopic rod that is telescopic in its axial direction, one end of the telescopic rod being connected to the plate body 7, the other end of the telescopic rod being connected to the guide rail 82, and a third driver connected to the telescopic rod for driving the telescopic rod to extend or retract.

For example, the telescopic link includes outer sleeve and inner sleeve, and the inner sleeve cover is established in the outer sleeve, and inner sleeve and outer sleeve can the telescopic action, and the third driver is electric putter, and the third driver is established in the inner chamber of inner sleeve and outer sleeve, and the one end and the inner sleeve of third driver are connected, and the other end and the outer sleeve of third driver are connected, and when electric putter extends, the telescopic link synchronous extension, and when electric putter shortened, the telescopic link synchronous retraction.

According to the embodiment of the invention, the space size of the first airflow space can be adjusted by adjusting the height of the plate body 7 relative to the platform body, and meanwhile, the problem of tidal fluctuation of the sea surface can be solved, so that the plate body 7 is ensured to be positioned above the sea surface.

As shown in fig. 1-5, in some embodiments, the platform body includes a plurality of pontoons 3 and a frame 6, the plurality of pontoons 3 being spaced apart; the frame body 6 is connected among the pontoons 3, the frame body 6 is provided with a first installation part, and the rotating assembly 8 is connected with the first installation part.

It should be noted that the platform is formed by combining pontoons 3 and a frame body 6, and a plurality of pontoons 3 are arranged in a circular or rectangular array, and the frame body 6 is arranged between the pontoons 3 to form a stable integrated structure, so that wind power equipment or other offshore equipment can be conveniently arranged on the platform body, and the pontoons 3 are used for providing buoyancy, so that the platform body can float on the sea surface.

The frame body 6 is provided with a first installation part, which may be an installation seat, and the rotating assembly 8 is connected to the installation seat, for example, the guide rail 82 of the rotating assembly 8 is connected and fixed with the installation seat by a bolt or welded and fixed.

Further, pontoons 35 have a number of 3, 4, 6, 7 or 10.

As shown in fig. 1 to 5, in some embodiments, the floating spoiler roll-reducing foundation platform further includes a plurality of heave plates 5, where the heave plates 5 are disposed between adjacent pontoons 3, and by the arrangement of the heave plates 5, the movement of the platform body can be effectively suppressed, and the stability can be improved.

Optionally, heave plates 5 are arranged between adjacent pontoons 3, and heave plates 5 are positioned at the bottom of pontoons 3.

As shown in fig. 1-5, the floating spoiler roll-reduction foundation platform further comprises a mooring system 4, wherein the mooring system 4 comprises a plurality of mooring lines, one ends of the mooring lines are connected with the frame body 6 or the pontoon 3, and the other ends of the mooring lines are connected with the seabed. The mooring lines can be circumferentially arranged along the floating type turbulent flow anti-rolling foundation platform, stability and wind resistance of a foundation can be improved, the position and movement of the floating type turbulent flow anti-rolling foundation platform can be restrained, the stress performance of the mooring lines can be reduced by the matched plate body 7, jumping impact load borne by the mooring lines due to overlarge swinging or inclination angle of the floating type turbulent flow anti-rolling foundation platform is reduced, and influence on strength and fatigue of the mooring lines is avoided.

Optionally, the mooring line is a steel cable or an iron chain, and the mooring line is connected with the seabed through a gravity anchor, a suction anchor, a grabbing anchor or a pile anchor and the like.

In some embodiments, the floating spoiler roll-reduction base platform further comprises a detection system for acquiring response characteristics of the base platform and a control system coupled to the detection system and the rotating assembly 8, the control system for receiving and processing the response characteristics to control the motion of the rotating assembly 8.

It should be understood that, detecting system is used for obtaining signals such as the inclination angle of floating vortex stabilizer base platform to after the slope greatly exceeds certain threshold value, through orientation, height or the inclination of adjusting plate body 7, and then adapt to current external environment, alleviate the dynamic response of floating vortex stabilizer base platform, promote the stability of system.

Or the acceleration response of the floating type turbulent flow stabilizer base platform is measured through an acceleration sensor, the frequency of the swinging mode of the floating type turbulent flow stabilizer base platform is further identified through spectrum analysis (such as short-time Fourier transform, hilbert-Huang transform and the like), the direction, the height or the inclination angle of the plate body 7 is adjusted, the current external environment is further adapted, and the stability of the system is improved.

As shown in fig. 1 to 5, a wind turbine 100 according to an embodiment of the present invention includes a floating type turbulence and vibration reduction base platform, a tower 2, and a fan blade assembly 1 according to any one of the embodiments, where the tower 2 is disposed on the floating type turbulence and vibration reduction base platform, and the fan blade assembly 1 is disposed on top of the tower 2. By arranging the tower drum 2 and the wind blade assembly 1 on the floating type turbulence and vibration reduction foundation platform, the wind turbine 100 is formed, the development of offshore wind power in a deep sea area can be better carried out, the wind turbine is suitable for complex sea conditions in the deep sea area, and the excitation of complex external environments with different characteristics such as wind, waves and currents is effectively carried out.

As shown in fig. 6, a method for adjusting a foundation platform according to an embodiment of the present invention is used for adjusting the balance of a floating spoiler stabilizer foundation platform according to any one of the above embodiments or adjusting the balance of a wind turbine generator 100 according to the above embodiment, and the method for adjusting a foundation platform includes the following steps:

S101, acquiring the flow direction of the air flow, adjusting the direction of the plate body 7, and guaranteeing that effective downward pressure can be provided for the plate body 7 when the air flow flows through the plate body 7.

S102, acquiring response characteristics of the floating type turbulent flow anti-rolling foundation platform under external environment excitation.

Due to the fact that sea conditions of deep sea are complex, complex environmental excitation with different characteristics such as wind, waves and currents is caused, the inclination angle of the floating wind turbine generator 100 is easy to increase, and therefore the influence of the levels of the wind, the waves and the currents on the floating type vortex roll reduction foundation platform is combined, or the response characteristics of the floating type vortex roll reduction foundation platform in the current environment are determined by acquiring information such as other response characteristics of the floating type vortex roll reduction foundation platform, the structure of the plate body 7 is adjusted according to the corresponding response characteristics, and stability of the floating type vortex roll reduction foundation platform is controlled more effectively.

The response characteristic of the floating type turbulence and vibration reduction foundation platform under external excitation can be the inclination angle of the floating type foundation, and/or the acceleration response of the foundation of the wind turbine generator 100 is measured through an acceleration sensor, and the frequency of the swinging mode of the wind turbine generator 100 is identified through frequency spectrum analysis (such as short-time Fourier transform, hilbert-Huang transform and the like).

The stability of the floating type turbulent flow anti-rolling foundation platform can be continuously monitored and regulated by acquiring the response characteristic under the excitation of the external environment in real time or periodically, so that the floating type turbulent flow anti-rolling foundation platform can optimize the stability of the structure under the regulating action of the plate body 7.

Specifically, after the inclination angle of the floating foundation is obtained, whether the inclination angle of the floating foundation exceeds a preset threshold value or not can be judged, if so, the direction, the inclination angle, the height and other structures of the plate body are adjusted, and if not, the plate body is not adjusted.

S103, adjusting the inclination angle of the plate body 7 relative to the platform body and the height of the plate body 7 relative to the platform body. The adjustment and control on the stability of the platform body can be satisfied by adjusting the orientation and the height of all the plate bodies 7 or part of the plate bodies 7. According to the difference of the position of the plate body 7 on the platform body, the lower pressure acting on different positions and different sizes can be provided for the platform body, so that the platform body is effectively stabilized.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", 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 device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore 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 a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. 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.

In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

For purposes of this disclosure, the terms "one embodiment," "some embodiments," "example," "a particular example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.

Claims

1. A floating spoiler roll-less foundation platform comprising:

The platform body floats on the liquid level;

2. The floating spoiler roll-off base platform according to claim 1, wherein the plate body has a raised portion located on an underside of the plate body; and/or

The plate body and the platform body are obliquely arranged; and/or

3. The floating spoiler roll-less foundation platform according to claim 1, wherein said swivel assembly comprises:

4. The floating spoiler roll base platform according to claim 3, wherein said drive member comprises a first drive provided on said frame, the output end of said first drive having a first gear; the platform body is provided with a gear ring, and the first gear is meshed with the gear ring; and/or

5. The floating spoiler roll-off base platform according to claim 3, wherein the ends of the brackets are snapped onto the rails to prevent the brackets from backing out of the rails; and/or

6. The floating spoiler roll-less foundation platform according to claim 3, wherein said brackets comprise:

7. The floating spoiler roll-less foundation platform according to any one of claims 1-6, wherein said platform body comprises:

The pontoons are arranged at intervals;

8. The floating spoiler roll-off base platform according to claim 7, further comprising heave plates, a plurality of said heave plates being positioned between adjacent pontoons; and/or

9. A wind turbine, comprising:

the floating spoiler roll base platform according to any one of claims 1-8;

the fan blade assembly is arranged at the top of the tower barrel.

10. A base platform adjustment method for balance adjustment of a floating spoiler roll-reduction base platform according to any one of claims 1-8 or of a wind turbine according to claim 9, comprising the steps of: