CN217436006U - Wind generating set - Google Patents
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- CN217436006U CN217436006U CN202220627087.5U CN202220627087U CN217436006U CN 217436006 U CN217436006 U CN 217436006U CN 202220627087 U CN202220627087 U CN 202220627087U CN 217436006 U CN217436006 U CN 217436006U
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Abstract
The application relates to a wind generating set, include: the monitoring system comprises a supporting structure, a cabin and a monitoring system, wherein the supporting structure comprises a fan foundation and a tower connected to the fan foundation; the engine room is arranged on one side of the tower frame, which is far away from the fan foundation; the monitoring system includes an environmental monitoring device disposed on the support structure, the environmental monitoring device configured to monitor at least one of a seafloor substrate, a scour channel development status, and a seawater parameter of a sea area in which the support structure is located within a predetermined area. The application provides a wind generating set, through monitoring system's environmental monitoring device, can effectively monitor the submarine substrate of bearing structure place sea area in the predetermined area, at least one among scouring channel development state and the sea water parameter to effectively realize monitoring its place environment in wind generating set operation process, in time control wind generating set's state, guarantee wind generating set's security and durability.
Description
Technical Field
The application relates to the technical field of wind power generation, in particular to a wind generating set.
Background
The offshore wind generating set runs in a severe marine environment, the running working condition is complex, the offshore wind generating set bears the complex marine environment loads such as strong wind, waves, ocean currents, floating ice and the like and the severe weather influences such as offshore salt spray, tide cold, typhoon and the like, the wave loads have alternation and randomness, and the support structure can generate risks such as integral overturning, failure, instability and the like under the combined action of the complex loads, so that the safety and durability of offshore wind power engineering are influenced.
Therefore, how to monitor the environment of the offshore wind generating set is an urgent problem to be solved.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a wind generating set, can monitor its place environment at the operation in-process, guarantees wind generating set's security and durability.
According to the embodiment of the application, a wind generating set is provided, which comprises: the supporting structure comprises a fan foundation and a tower connected to the fan foundation; the engine room is arranged on one side of the tower, which is far away from the fan foundation; a monitoring system comprising an environmental monitoring device disposed on the support structure, the environmental monitoring device configured to monitor at least one of a seafloor substrate, a scour channel development status, and seawater parameters of a sea area in which the support structure is located within a predetermined area.
According to an aspect of this application embodiment, environmental monitoring device includes sonar probe and data memory, and the fan basis is located to the sonar probe, and data memory locates the pylon, sonar probe and data memory communication connection, sonar probe is configured into the seabed substrate of monitoring bearing structure place sea area in the predetermined area and/or erodees ditch development state.
According to an aspect of the embodiment of the application, the environment monitoring device further comprises a wave measuring radar and a mounting bracket, wherein the wave measuring radar is mounted on the fan foundation through the mounting bracket and is configured to monitor seawater parameters at the position of the supporting structure.
According to an aspect of the embodiments of the present application, the monitoring system further includes a deformation monitoring device, the deformation monitoring device includes a global navigation monitoring system, and the global navigation monitoring system is installed on the wind turbine foundation and is configured to monitor the vertical displacement of the supporting structure.
According to an aspect of the embodiments of the present application, the deformation monitoring device further includes a plurality of bidirectional dynamic inclinometers, the wind turbine foundation is provided with at least one bidirectional dynamic inclinometer, and the tower is distributed with the plurality of bidirectional dynamic inclinometers at intervals along an axial direction thereof, and the bidirectional dynamic inclinometers are configured to monitor an inclination state of the supporting structure.
According to an aspect of the embodiment of the application, the deformation monitoring device further comprises a plurality of static levels, the plurality of static levels are arranged on the wind turbine foundation along the circumferential direction of the wind turbine foundation at intervals, at least one static level is arranged on the tower, and the static levels are configured to monitor the uneven settlement state of the supporting structure.
According to an aspect of the embodiments of the present application, the monitoring system further comprises a vibration monitoring device, the vibration monitoring device comprises a plurality of bidirectional vibration accelerometers, the wind turbine foundation is provided with at least one bidirectional vibration accelerometer, the tower is provided with a plurality of bidirectional vibration accelerometers along an axial interval thereof, and the bidirectional vibration accelerometers are configured to monitor vibration acceleration, vibration speed and vibration displacement of the supporting structure.
According to an aspect of the embodiment of the present application, the monitoring system further includes a stress-strain monitoring device, the stress-strain monitoring device includes a plurality of strain gauges, the plurality of strain gauges are respectively disposed on the wind turbine foundation and/or the tower, and the strain gauges are configured to monitor strain of the tower and/or the wind turbine foundation.
According to an aspect of the embodiment of the application, the fan foundation is connected with the tower through bolts, the stress-strain monitoring device comprises an axial force detector, the axial force detector is arranged at the joint of the tower and the fan foundation, and the axial force detector is connected with the bolts and configured to monitor the pretightening force of the bolts.
According to one aspect of the embodiment of the application, the tower comprises a plurality of sections of shell rings, each two sections of shell rings are connected through bolts, the stress-strain monitoring device further comprises a plurality of axial force detectors, the axial force detectors are arranged at the joints of every two adjacent sections of shell rings of the tower and are connected with the bolts at the corresponding positions, and each axial force detector is configured to monitor the pretightening force of each bolt at the joints of every two adjacent sections of shell rings of the tower.
According to one aspect of the embodiment of the application, the wind generating set further comprises an impeller, the impeller is installed on one side of the engine room and comprises a hub and a plurality of blades, and each blade is installed on the hub through a bolt; the stress-strain monitoring device further comprises a plurality of axial force detectors, the joints of the blades and the hub are correspondingly provided with the axial force detectors, the axial force detectors are connected with bolts for installing the corresponding blades, and the axial force detectors are configured to monitor the pretightening force of the bolts for installing each blade.
According to an aspect of the embodiment of the application, the monitoring system further comprises a corrosion monitoring device, the corrosion monitoring device comprises an aging monitor and a plurality of aging monitoring probe sensors, the aging monitoring probe sensors are arranged on the wall of the tower at intervals, each aging monitoring probe sensor is connected with the aging monitor, and the aging monitor and each aging monitoring probe sensor are configured to monitor the corrosion states of the inner surface coating and the outer surface coating of the tower.
According to an aspect of the embodiment of the application, corrosion monitoring device includes a plurality of coupons, a plurality of atmosphere corrosion monitor probe sensor and atmosphere corrosion monitor, and inside the cabin was located to at least one coupon, on the pylon was located to at least one coupon, every coupon all was connected with an atmosphere corrosion monitor probe sensor, and each atmosphere corrosion monitor probe sensor all is connected with the atmosphere corrosion monitor, and atmosphere corrosion monitor probe sensor are configured into the corrosion state of monitoring coupon.
According to an aspect of the embodiment of the application, the corrosion monitoring device further comprises a corrosion potential monitor, the corrosion potential monitor is connected with the wind turbine foundation, and the corrosion potential monitor is configured to monitor the corrosion state of the wind turbine foundation.
According to one aspect of the embodiment of the application, the wind generating set further comprises a data communication transmission system and a data analysis processing system, wherein the data communication transmission system is in communication connection with the monitoring system and the data analysis processing system respectively.
According to an aspect of the embodiment of the application, the wind generating set further comprises a power supply system, and the power supply system is electrically connected with the monitoring system, the data communication transmission system and the data analysis processing system.
The embodiment of the application provides a wind generating set, through monitoring system's environment monitoring device, can effectively monitor at least one of the submarine substrate of bearing structure place sea area in the predetermined area, scouring ditch development state and sea water parameter to effectively realize monitoring its environment at wind generating set operation in-process, in time control wind generating set's state, guarantee wind generating set's security and durability.
Drawings
Features, advantages and technical effects of exemplary embodiments of the present application will be described below with reference to the accompanying drawings.
FIG. 1 is a system block diagram of a wind turbine generator set according to an embodiment of the present application;
FIG. 2 is a schematic structural view of a wind turbine generator system according to an embodiment of the present application;
FIG. 3 is a schematic structural view of a wind turbine generator system according to another embodiment of the present application;
FIG. 4 is a schematic structural view of a wind turbine generator set according to yet another embodiment of the present application;
FIG. 5 is a schematic structural view of a wind turbine generator set according to yet another embodiment of the present application;
fig. 6 is a schematic structural diagram of a wind turbine generator system according to still another embodiment of the present application.
In the drawings, like parts are given like reference numerals. The figures are not drawn to scale.
The reference numbers indicate:
1. a nacelle; 2. a support structure; 21. a tower; 211. a shell ring; 22. a fan foundation; 23. a platform; 3. a monitoring system; 31. an environmental monitoring device; 311. a sonar probe; 312. a data storage; 313. a wave measuring radar; 314. mounting a bracket; 32. a deformation monitoring device; 321. a global navigation monitoring system; 322. a bidirectional dynamic inclinometer; 323. a hydrostatic level; 33. a vibration monitoring device; 331. a bi-directional vibration accelerometer; 34. a stress-strain monitoring device; 341. a strain gauge; 342. an axial force detector; 35. a corrosion monitoring device; 351. an aging monitor; 352. an aging monitoring probe sensor; 353. hanging a piece; 354. an atmospheric corrosion monitoring probe sensor; 355. an atmospheric corrosion monitor; 356. a corrosion potential monitor; 4. an impeller; 41. a hub; 42. a blade; 5. a data communication transmission system; 6. a data analysis processing system; 7. a power supply system.
Detailed Description
Features and exemplary embodiments of various aspects of the present application will be described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present application. It will be apparent, however, to one skilled in the art that the present application may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the present application by illustrating examples thereof. In the drawings and the following description, at least some well-known structures and techniques have not been shown in detail in order to avoid unnecessarily obscuring the present application; also, the dimensions of some of the structures may be exaggerated for clarity. Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
The following description is given with the directional terms as they are shown in the drawings and not intended to limit the specific structure of the wind turbine generator system of the present application. In the description of the present application, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected. The specific meaning of the above terms in the present application can be understood as appropriate by one of ordinary skill in the art.
As shown in fig. 1 to 6, an embodiment of the present application provides a wind turbine generator system, including: the monitoring system comprises a supporting structure 2, a cabin 1 and a monitoring system 3, wherein the supporting structure 2 comprises a wind turbine foundation 22 and a tower 21 connected to the wind turbine foundation 22; the nacelle 1 is arranged on one side of the tower 21, which is far away from the fan foundation 22; the monitoring system 3 comprises an environmental monitoring device 31 arranged on the support structure 2, the environmental monitoring device 31 being configured to monitor at least one of a seabed substrate, a scour channel development status and seawater parameters of a predetermined area of the sea area in which the support structure 2 is located.
Wherein, a part of the wind turbine foundation 22 is arranged below the sea surface, another part of the wind turbine foundation 22 is arranged above the sea surface, a platform 23 is formed on the part of the wind turbine foundation 22 arranged above the sea surface, the tower 21 is arranged on the platform 23, the tower 21 can be a truss structure or a cylindrical structure, and at least a part of the components in the monitoring system 3 can be arranged on the platform 23.
Specifically, the environment monitoring device 31 may be used to monitor the seabed sediment and the development state of the erosion ditch in the range of 0m to 100m (preferably 50m) of the radius of the periphery of the supporting structure 2;
the seabed sediment comprises the thickness change of seabed surface layers and shallow sediments and the change characteristics of seabed sediment and landforms;
the development state of the scour channel refers to the state of a trench formed by scouring the seabed by ocean currents, and comprises the position, scale and depth of the scour channel, the type of matrix in the scour channel and the like;
the sea water parameters mainly comprise wave elements, sea current flow velocity and sea current flow direction; in addition, for some cold regions, the sea water parameters also include the thickness, concentration and moving speed of the sea ice, and if necessary, the load and the structural response generated by the sea ice acting on the supporting structure 2 should be synchronously monitored, and the structural response refers to various reactions such as stress, deformation, buckling and vibration caused by the supporting structure 2 under the action of external force.
As shown in fig. 2, according to the wind turbine generator system provided by the embodiment of the present invention, the environment monitoring device 31 includes a sonar probe 311 and a data storage 312, the sonar probe 311 is disposed on the wind turbine foundation 22 and located below the sea surface, the sonar probe 311 is used for acquiring data, the data storage 312 is disposed on the tower 21 and located above the sea surface, the sonar probe 311 is in communication connection with the data storage 312, data acquired by the sonar probe 311 is transmitted and stored in the data storage 312, and the sonar probe 311 is configured to monitor the seabed sediment and/or the development state of the erosion gully in the predetermined area of the sea area where the supporting structure 2 is located.
As shown in fig. 2, in the wind turbine generator system provided in the embodiment of the present application, the environment monitoring device 31 further includes a wave measuring radar 313 and a mounting bracket 314, the wave measuring radar 313 is mounted on the wind turbine foundation 22 through the mounting bracket 314, and the wave measuring radar 313 is configured to monitor a sea parameter at a position where the supporting structure 2 is located.
Wherein, installing support 314 installs on the platform 23 of fan basis 22, surveys unrestrained radar 313 and can include radar sensor, processing unit, quick-witted case and other auxiliaries etc. this application does not restrict surveying unrestrained radar 313's specific structure.
As shown in fig. 3, in the wind turbine generator system provided by the embodiment of the present application, the monitoring system 3 further includes a deformation monitoring device 32, and the deformation monitoring includes monitoring items such as vertical displacement, inclination, uneven settlement of the foundation, and the like.
The deformation monitoring device 32 comprises a global navigation monitoring system 321, the global navigation monitoring system 321 being mounted to the wind turbine foundation 22 and configured to monitor the vertical displacement of the support structure 2.
Wherein, the deformation monitoring device 32 can be disposed on the platform 23 of the wind turbine foundation 22, and the monitoring reference adopted by the deformation monitoring device 32 is kept consistent with the coordinate system of the supporting structure 2, so as to ensure the monitoring accuracy.
As shown in fig. 3, in the wind turbine generator set provided in the embodiment of the present application, the deformation monitoring device 32 further includes a plurality of bidirectional dynamic inclinometers 322, the wind turbine foundation 22 is provided with at least one bidirectional dynamic inclinometer 322, the tower 21 is axially spaced by the plurality of bidirectional dynamic inclinometers 322, and the bidirectional dynamic inclinometer 322 is configured to monitor an inclination state of the tower 21 of the support structure 2.
The inclination monitoring direction is parallel to the main wind direction and perpendicular to the main wind direction, the monitoring points are at least arranged on the platform 23 of the fan foundation 22 and on one side of the tower 21 far away from the fan foundation 22, and the monitoring points are arranged on the tower 21 in sections for performing important monitoring.
Specifically, a bidirectional dynamic inclinometer 322 is arranged on the platform 23 of the fan foundation 22, and the inclination condition of the fan foundation 22 is monitored in a first direction and a second direction which are perpendicular to each other in a horizontal plane; meanwhile, a plurality of monitoring points are arranged on the tower 21 along the axial direction thereof, and a bidirectional dynamic inclinometer 322 is arranged at each monitoring point to monitor the inclination change state of the tower 21 of the support structure 2.
As shown in fig. 3, in the wind turbine generator set provided by the embodiment of the present application, the deformation monitoring device 32 further includes a plurality of static levels 323, the wind turbine foundation 22 is provided with the plurality of static levels 323 at intervals along the circumferential direction thereof, and the tower 21 is provided with at least one static level 323, and the static level 323 is configured to monitor the uneven settlement state of the wind turbine foundation 22 of the support structure 2.
The direction of the uneven settlement monitoring of the fan foundation 22 should be parallel to the main wind direction and perpendicular to the main wind direction, a plurality of monitoring points should be uniformly arranged on the platform 23 of the fan foundation 22 along the circumferential direction of the fan foundation 22, in addition, a reference monitoring point needs to be arranged at a certain point outside the fan foundation 22, and the uneven settlement of the fan foundation 22 of the supporting structure 2 is monitored in a matching manner.
Specifically, a plurality of static level gauges 323, preferably four static level gauges 323, are uniformly arranged on the platform 23 of the wind turbine foundation 22 at intervals along the circumferential direction of the wind turbine foundation 22, and at least one static level gauge 323 is arranged on the tower 21, so that the non-uniform settlement tendency of the wind turbine foundation 22 of the support structure 2 can be described by monitoring the relative settlement of each monitoring point through the cooperation of the plurality of static level gauges 323, and the unsafe evaluation is performed.
As shown in fig. 4, in the wind turbine generator set provided in the embodiment of the present application, the monitoring system 3 further includes a vibration monitoring device 33, the vibration monitoring device 33 includes a plurality of bidirectional vibration accelerometers 331, the wind turbine foundation 22 is provided with at least one bidirectional vibration accelerometer 331, the tower 21 is provided with a plurality of bidirectional vibration accelerometers 331 at intervals along an axial direction thereof, and the bidirectional vibration accelerometers 331 are configured to monitor a vibration acceleration, a vibration speed, and a vibration displacement of the supporting structure 2.
The vibration monitoring comprises monitoring items such as vibration acceleration, vibration speed and vibration displacement.
The direction of vibration monitoring should be parallel to the prevailing wind direction and perpendicular to the prevailing wind direction. The installation position of the vibration monitoring point is determined according to the monitoring purpose, the design calculation result and the like, is suitable to be installed in the vibration sensitive area of the supporting structure 2, and can establish a corresponding relation with the theoretical calculation result. Vibration acceleration monitoring points are arranged on a platform 23 of the wind turbine foundation 22 and on one side of the tower 21 far away from the wind turbine foundation 22.
Specifically, a bidirectional vibration accelerometer 331 is disposed on the platform 23 of the wind turbine foundation 22; meanwhile, at least three monitoring points are arranged on the tower 21 at intervals along the axial direction thereof, and each monitoring point is provided with a bidirectional vibration accelerometer 331 so as to monitor the vibration acceleration modal condition of the tower 21 of the supporting structure 2.
As shown in fig. 5, in the wind turbine generator system provided in the embodiment of the present application, the monitoring system 3 further includes a stress-strain monitoring device 34, and the stress-strain monitoring includes monitoring items such as steel structure strain and bolt pretightening force of the supporting structure 2.
The stress strain monitoring points are preferably arranged in the actual acting area of external load, the area with larger structural stress calculation result and the area with complex, weak and easily damaged structure, such as the joint of the tower 21 and the fan foundation 22 and the joint of each section of the cylindrical section 211 of the tower 21.
In particular, axial strain monitoring is mainly required for the support structure 2; in the complex structure or the undefined main stress direction, the three-way strain monitoring is required.
The stress-strain monitoring device 34 includes a plurality of strain gauges 341, and a plurality of strain gauges 341 are disposed on the wind turbine foundation 22 and/or the tower 21, respectively, and the strain gauges 341 are configured to monitor strain of the tower 21 and/or the wind turbine foundation 22.
The strain gauge 341 is suitable for strain monitoring of the support structure 2 and various structures such as other steel structures and steel sheet piles. When installed, the strain gauges 341 may be arc-welded, bolted, glued or drilled to the support structure 2 using bolts to provide strain monitoring of the support structure 2.
It should be noted that the strain gauge 341 is mainly used to monitor the strain of the tower 21, but may also monitor the strain of the wind turbine foundation 22 if necessary.
Examples of the mounting positions of the strain gauge 341 on the tower 21 are:
the side of the tower 21 far away from the wind turbine foundation 22 and the side of the tower 21 near the wind turbine foundation 22 are relatively weak in structure because the stress calculation result is relatively large at the side of the tower 21 near the wind turbine foundation 22.
As shown in fig. 5, in the wind turbine generator set provided in the embodiment of the present application, the wind turbine foundation 22 and the tower 21 are connected by bolts, the stress-strain monitoring device 34 includes an axial force detector 342, the axial force detector 342 is disposed at a joint between the tower 21 and the wind turbine foundation 22, and the axial force detector 342 is connected to the bolts and configured to monitor a pretightening force of the bolts.
Optionally, the tower 21 includes a plurality of sections of the tube sections 211, each two sections of the tube sections 211 are connected by a bolt, the stress-strain monitoring device 34 further includes a plurality of axial force detectors 342, an axial force detector 342 is disposed at a joint of each two adjacent sections of the tube sections 211 of the tower 21, each axial force detector 342 is connected to a bolt at a corresponding position, and each axial force detector 342 is configured to monitor a pre-tightening force of each bolt at the joint of each two adjacent sections of the tube sections 211 of the tower 21.
Optionally, the wind generating set further includes an impeller 4, the impeller 4 is mounted on one side of the nacelle 1, the impeller 4 includes a hub 41 and a plurality of blades 42, and each blade 42 is mounted on the hub 41 through a bolt; the stress-strain monitoring device 34 further includes a plurality of axial force detectors 342, each of the blade 42 and the hub 41 is provided with an axial force detector 342, the axial force detectors 342 are connected to the bolts for installing the corresponding blade 42, and the axial force detectors 342 are configured to monitor the preload of the bolts for installing each blade 42.
The axial force detector 342 is specifically an ultrasonic bolt axial force detector, and based on an ultrasonic sound time principle and an acoustoelectrics algorithm, the ultrasonic bolt axial force detector designed and researched can monitor the bolt axial force in real time, each axial force detector 342 can continuously read data of each bolt at a corresponding position, and a mathematical model can be established for bolt axial force data change in a later period to perform synchronous and effective axial force prediction.
As shown in fig. 6, in the wind turbine generator system provided in the embodiment of the present application, the monitoring system 3 further includes a corrosion monitoring device 35, where the corrosion monitoring includes a coating aging monitoring, an atmospheric corrosion monitoring, and a cathode protection monitoring of the tower 21
The corrosion monitoring device 35 comprises an aging monitor 351 and a plurality of aging monitoring probe sensors 352, the aging monitoring probe sensors 352 are arranged on the wall of the tower 21 at intervals, each aging monitoring probe sensor 352 is connected with the aging monitor 351, and the aging monitor 351 and each aging monitoring probe sensor 352 are configured to monitor the corrosion state of the inner surface coating and the outer surface coating of the tower 21.
Specifically, the aging monitor 351 and the aging monitor probe sensor 352 are used for monitoring the aging of the coating of the tower 21. The coating aging monitoring of the tower 21 is a corrosion measurement of the coating inside and outside the tower 21, and the monitoring point is preferably arranged on the side wall of the tower 21 close to one side of the wind turbine foundation 22. The principle of the coating aging monitoring of the tower 21 is that the coating and/or the polymer materials such as rubber are easily affected by the environment in the using process, so that the problems of material aging, porosity increasing and the like are caused, and the coating impedance performance is changed. Therefore, the aging monitor 351 adopted by the application adopts an impedance aging online real-time monitoring technology to monitor the impedance characteristic change condition in the aging and failure processes of the high polymer material, and the output result is the comprehensive impedance value of the coating, so as to evaluate the aging condition of the coating and/or the rubber.
As shown in fig. 6, in the wind turbine generator system provided in the embodiment of the present application, the corrosion monitoring device 35 includes a plurality of hanging pieces 353, a plurality of atmospheric corrosion monitoring probe sensors 354 and an atmospheric corrosion monitor 355, at least one hanging piece 353 is disposed inside the nacelle 1, at least one hanging piece 353 is disposed on the tower 21, each hanging piece 353 is connected to one atmospheric corrosion monitoring probe sensor 354, each atmospheric corrosion monitoring probe sensor 354 is connected to the atmospheric corrosion monitor 355, and the atmospheric corrosion monitor 355 and the atmospheric corrosion monitoring probe sensor 354 are configured to monitor corrosion states of the tower 21 and the nacelle 1.
A large number of delicate electronic equipment, including frequency converters, rectifiers, transformers, etc., are typically installed in the nacelle 1 and the tower 21, and safe operation of the equipment is critical for the wind turbine. Due to salt spray and SO 2 、CO 2 May cause corrosion problems in the circuit board or electronic components.
Therefore, a monitoring point for monitoring atmospheric corrosion is set to monitor the atmospheric corrosion rate of the hanging piece 353 made of various standard metals. Specifically, at least two monitoring points for atmospheric corrosion monitoring are arranged, the monitoring points are respectively located inside the nacelle 1 and outside the tower 21, metal hanging pieces 353 are respectively arranged at the monitoring points, the metal hanging pieces 353 can be made of carbon steel or other standard metals, and the hanging pieces 353 are connected with corresponding atmospheric corrosion monitoring probe sensors 354. The atmospheric corrosion monitor 355 can continuously detect the atmospheric corrosion rate of the standard metal in real time and is used for evaluating the corrosion degree of the atmospheric environment on the metal material.
As shown in fig. 6, in the wind turbine generator system provided in the embodiment of the present application, the corrosion monitoring device 35 further includes a corrosion potential monitor 356, the corrosion potential monitor 356 is connected to a portion of the wind turbine foundation 22 below the sea surface, and the corrosion potential monitor 356 is configured to monitor a corrosion state of the wind turbine foundation 22.
The corrosion potential monitoring is to continuously monitor data such as protection potential, corrosion current and the like of the fan foundation 22 and is used for evaluating the corrosion degree of the environment to metal materials.
The working principle is as follows: and measuring the ratio of the resistance of the exposed element to the resistance of the packaging protection element, wherein when the exposed element is corroded, the resistance is changed, and the measurement change result reflects the metal corrosion amount of the sample element. The encapsulation protection component and the exposure component are very close together, so measuring the ratio of the two resistances enables temperature compensation.
As shown in fig. 1, the wind turbine generator system further includes a data communication transmission system 5 and a data analysis processing system 6, and the data communication transmission system 5 is in communication connection with the monitoring system 3 and the data analysis processing system 6, respectively. Data monitored by the environment monitoring device 31, the deformation monitoring device 32, the stress-strain monitoring device 34, the vibration monitoring device 33 and the corrosion monitoring device 35 of the monitoring system 3 are transmitted to the data analysis processing system 6 through the data communication transmission system 5 for data analysis.
As shown in fig. 1, in the wind turbine generator system provided in the embodiment of the present application, the wind turbine generator system further includes a power supply system 7, and the power supply system 7 is electrically connected to the monitoring system 3, the data communication transmission system 5, and the data analysis processing system 6. The power supply system 7 is used for supplying electric energy to the environment monitoring device 31, the deformation monitoring device 32, the stress-strain monitoring device 34, the vibration monitoring device 33, the corrosion monitoring device 35, the data communication transmission system 5 and the data analysis processing system 6 of the monitoring system 3.
The embodiment of the application provides a wind generating set, through monitoring system's environment monitoring device, can effectively monitor at least one of the submarine substrate of bearing structure place sea area in the predetermined area, scouring ditch development state and sea water parameter to effectively realize monitoring its environment at wind generating set operation in-process, in time control wind generating set's state, guarantee wind generating set's security and durability.
While the application has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the application. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. The present application is not intended to be limited to the particular embodiments disclosed herein but is to cover all embodiments that may fall within the scope of the appended claims.
Claims (16)
1. A wind turbine generator set, comprising:
a support structure (2) comprising a wind turbine foundation (22) and a tower (21) connected to the wind turbine foundation (22);
a nacelle (1) arranged on a side of the tower (21) facing away from the wind turbine foundation (22);
monitoring system (3), including setting up environmental monitoring device (31) on bearing structure (2), environmental monitoring device (31) include sonar probe (311), sonar probe (311) are located fan basis (22), sonar probe (311) are configured to monitor at least one of the seabed sediment and the washing ditch developmental state of the sea area in predetermined area that bearing structure (2) are located.
2. Wind park according to claim 1, wherein the environmental monitoring device (31) further comprises a data storage (312), the data storage (312) being provided at the tower (21), the sonar probe (311) being communicatively connected to the data storage (312).
3. Wind park according to claim 2, wherein the environmental monitoring device (31) further comprises a wave radar (313) and a mounting bracket (314), the wave radar (313) being mounted to the wind turbine foundation (22) by means of the mounting bracket (314), the wave radar (313) being configured to monitor sea parameters at the location of the support structure (2).
4. Wind park according to claim 1, wherein the monitoring system (3) further comprises a deformation monitoring device (32), the deformation monitoring device (32) comprising a global navigation monitoring system (321), the global navigation monitoring system (321) being mounted to the wind turbine foundation (22) and configured to monitor vertical displacements of the support structure (2).
5. Wind park according to claim 4, wherein the deformation monitoring device (32) further comprises a plurality of bidirectional dynamic inclinometers (322), the wind turbine foundation (22) being provided with at least one of said bidirectional dynamic inclinometers (322), the tower (21) being distributed with a plurality of said bidirectional dynamic inclinometers (322) along its axial direction at intervals, the bidirectional dynamic inclinometers (322) being configured to monitor the inclination status of the support structure (2).
6. Wind park according to claim 4, wherein the deformation monitoring device (32) further comprises a plurality of static levels (323), the wind turbine foundation (22) being provided with a plurality of the static levels (323) at intervals along its circumference, and the tower (21) being provided with at least one of the static levels (323), the static level (323) being configured to monitor an uneven settlement condition of the support structure (2).
7. Wind park according to claim 1, wherein the monitoring system (3) further comprises a vibration monitoring device (33), the vibration monitoring device (33) comprising a plurality of bidirectional vibration accelerometers (331), the wind turbine foundation (22) being provided with at least one of the bidirectional vibration accelerometers (331), the tower (21) being provided with a plurality of the bidirectional vibration accelerometers (331) along its axial spacing, the bidirectional vibration accelerometers (331) being configured to monitor the vibration acceleration, vibration velocity and vibration displacement of the support structure (2).
8. Wind park according to claim 1, wherein the monitoring system (3) further comprises a stress-strain monitoring device (34), the stress-strain monitoring device (34) comprising a plurality of strain gauges (341), the wind turbine foundation (22) and/or the tower (21) being provided with a plurality of strain gauges (341) respectively, the strain gauges (341) being configured to monitor the strain of the tower (21) and/or the wind turbine foundation (22).
9. Wind park according to claim 8, wherein the wind turbine foundation (22) is bolted to the tower (21), wherein the stress-strain monitoring device (34) comprises an axial force detector (342), wherein the axial force detector (342) is provided at the connection of the tower (21) to the wind turbine foundation (22), wherein the axial force detector (342) is connected to the bolt and configured to monitor the pretension of the bolt.
10. The wind generating set according to claim 8, wherein the tower (21) comprises a plurality of sections of tube sections (211), each section of tube section (211) is connected with a bolt, the stress and strain monitoring device further comprises a plurality of axial force detectors (342), the axial force detectors (342) are arranged at the connection positions of each two adjacent sections of tube sections (211) of the tower (21), each axial force detector (342) is connected with the bolt at the corresponding position, and each axial force detector (342) is configured to monitor the pretightening force of each bolt at the connection position of each two adjacent sections of tube sections (211) of the tower (21).
11. Wind park according to claim 8, further comprising an impeller (4), the impeller (4) being mounted to one side of the nacelle (1), the impeller (4) comprising a hub (41) and a plurality of blades (42), each blade (42) being mounted to the hub (41) by means of bolts; the stress-strain monitoring device further comprises a plurality of axial force detectors (342), the axial force detectors (342) are correspondingly arranged at the joints of the blades (42) and the hub (41), the axial force detectors (342) are connected with bolts for mounting the corresponding blades (42), and the axial force detectors (342) are configured to monitor the pretightening force of the bolts for mounting each blade.
12. The wind turbine generator system of claim 1, wherein the monitoring system (3) further comprises a corrosion monitoring device (35), wherein the corrosion monitoring device (35) comprises an aging monitor (351) and a plurality of aging monitoring probe sensors (352), wherein the aging monitoring probe sensors (352) are arranged on the wall of the tower (21) at intervals, each aging monitoring probe sensor (352) is connected with the aging monitor (351), and the aging monitor (351) and each aging monitoring probe sensor (352) are configured to monitor the corrosion state of the inner surface coating and the outer surface coating of the tower (21).
13. A wind power plant according to claim 12, wherein the corrosion monitoring device (35) comprises a plurality of hanger plates (353), a plurality of atmospheric corrosion monitoring probe sensors (354), and an atmospheric corrosion monitor (355), at least one of the hanger plates (353) being provided inside the nacelle, at least one of the hanger plates (353) being provided on the tower (21), each of the hanger plates (353) being connected to one of the atmospheric corrosion monitoring probe sensors (354), each of the atmospheric corrosion monitoring probe sensors (354) being connected to the atmospheric corrosion monitor (355), the atmospheric corrosion monitor (355) and the atmospheric corrosion monitoring probe sensors (354) being configured to monitor a corrosion state of the hanger plate (353).
14. Wind park according to claim 13, wherein the corrosion monitoring device (35) further comprises a corrosion potential monitor (356), the corrosion potential monitor (356) being connected to the wind turbine foundation (22), the corrosion potential monitor (356) being configured to monitor a corrosion state of the wind turbine foundation (22).
15. Wind park according to claim 1, wherein the wind park further comprises a data communication transmission system (5) and a data analysis processing system (6), the data communication transmission system (5) being in communication connection with the monitoring system (3) and the data analysis processing system (6), respectively.
16. Wind park according to claim 15, wherein the wind park further comprises a power supply system (7), the power supply system (7) being electrically connected with the monitoring system (3), the data communication transmission system (5) and the data analysis processing system (6).
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| CN202220627087.5U CN217436006U (en) | 2022-03-22 | 2022-03-22 | Wind generating set |
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| CN202220627087.5U CN217436006U (en) | 2022-03-22 | 2022-03-22 | Wind generating set |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024045455A1 (en) * | 2022-08-30 | 2024-03-07 | 江苏金风科技有限公司 | Wind turbine generator system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2024045455A1 (en) * | 2022-08-30 | 2024-03-07 | 江苏金风科技有限公司 | Wind turbine generator system |
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