CN219622810U - Wind turbine generator system operation monitoring system - Google Patents
Wind turbine generator system operation monitoring system Download PDFInfo
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- CN219622810U CN219622810U CN202320580367.XU CN202320580367U CN219622810U CN 219622810 U CN219622810 U CN 219622810U CN 202320580367 U CN202320580367 U CN 202320580367U CN 219622810 U CN219622810 U CN 219622810U
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- wind turbine
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model provides a wind turbine generator operation monitoring system, and belongs to the technical field of wind turbine generator operation monitoring. Comprising the following steps: the load monitoring device is arranged in the blades of the wind turbine generator and is used for acquiring load data of the blades; the vibration monitoring device is arranged in the blades of the wind turbine generator and is used for acquiring vibration data of the blades; the bolt pretightening force monitoring device is arranged at the connecting flange of the blade and the hub of the wind turbine generator and is used for acquiring pretightening force data of the blade root bolt; the clearance monitoring device is arranged on the engine room cover of the wind turbine and is used for acquiring clearance data of the wind turbine; the tower top cabinet is arranged in the cabin cover of the wind turbine generator, is in communication connection with the clearance monitoring device, is in communication connection with the load monitoring device, the vibration monitoring device and the bolt pretightening force monitoring device, and is used for forwarding acquired data to the state monitoring server. The utility model has the advantages of simple structure, accurate arrangement position, accurate and comprehensive acquired data and high monitoring accuracy.
Description
Technical Field
The utility model relates to the technical field of operation monitoring of wind turbines, in particular to an operation monitoring system of a wind turbine.
Background
At present, the monitoring of the running state of the blade of the wind generating set is only carried out by taking one or two of the monitoring data of the load, the clearance and the vibration of the blade as the basis for judging the health state of the blade, the monitoring is not comprehensive enough, the monitoring of the running data of a plurality of dimensions of the blade can not be realized, the running information of the fan blade can not be comprehensively mastered, the comprehensive judgment of the health state of the blade can be carried out by combining the running information of the fan, and early warning information and reasonable control feedback can be timely given.
In addition, the arrangement positions of the blade load, clearance and vibration monitoring devices are not accurate enough, so that the acquired data are not accurate and comprehensive enough, and the accuracy of wind turbine generator operation monitoring is reduced.
Disclosure of Invention
The embodiment of the utility model aims to provide a wind turbine generator operation monitoring system which is used for solving the problems that the monitoring is not comprehensive enough, the monitoring of operation data of a plurality of dimensions of a blade cannot be realized, the operation information of the fan blade cannot be comprehensively mastered, the health state of the blade is comprehensively judged by combining the operation information of the fan, early warning information and reasonable control feedback are timely given, the arrangement positions of blade load, clearance and vibration monitoring devices are not accurate enough, the acquired data is not accurate and comprehensive enough, and the accuracy of wind turbine generator operation monitoring is reduced.
In order to achieve the above object, an embodiment of the present utility model provides a wind turbine generator operation monitoring system, including:
the load monitoring device is arranged in the blades of the wind turbine generator and is used for acquiring load data of the blades;
the vibration monitoring device is arranged in the blades of the wind turbine generator and is used for acquiring vibration data of the blades;
the bolt pretightening force monitoring device is arranged at the connecting flange of the blade and the hub of the wind turbine generator and is used for acquiring pretightening force data of the blade root bolt;
the clearance monitoring device is arranged on the engine room cover of the wind turbine and is used for acquiring clearance data of the wind turbine;
the tower top cabinet is arranged in a cabin cover of the wind turbine generator and is in communication connection with the clearance monitoring device, and the tower top cabinet is also in communication connection with the load monitoring device, the vibration monitoring device and the bolt pretightening force monitoring device through a wireless communication module and is used for forwarding load data, vibration data, pretightening force data and clearance data to the state monitoring server.
Optionally, the wind turbine generator operation monitoring system further includes:
the video shooting device is arranged at the top end of the cabin cover of the wind turbine and is used for acquiring blade operation video data of the wind turbine;
the video shooting device is in communication connection with the tower top cabinet, and the tower top cabinet is also used for forwarding blade operation video data to the state monitoring server.
Optionally, the wind turbine generator operation monitoring system further includes:
the audio acquisition device is arranged on the outer wall of the tower of the wind turbine generator and is used for acquiring the blade operation audio data of the wind turbine generator;
and the tower bottom cabinet is arranged inside a tower barrel of the wind turbine generator, is in communication connection with the audio acquisition device and is used for forwarding blade operation audio data to the state monitoring server.
Optionally, the tower top cabinet and the tower bottom cabinet are in communication connection with the state monitoring server through a wind farm ring network.
Optionally, the load monitoring device comprises a plurality of distributed optical fiber sensors, and at least one distributed optical fiber sensor is arranged in each blade of the wind turbine generator along the length direction.
Optionally, the vibration monitoring device includes a plurality of vibration sensors, and every blade of wind turbine generator system is interior to be provided with two at least vibration sensors along length direction interval.
Optionally, the bolt pretightening force monitoring device comprises a plurality of gasket sensors, and a gasket sensor is arranged at the joint flange of each blade and the hub of the wind turbine.
Optionally, the clearance monitoring device comprises a radar ranging sensor or a laser ranging sensor.
Optionally, the clearance monitoring device is arranged at the bottom end of the cabin cover close to one side of the blades of the wind turbine.
Optionally, the wireless communication module includes: a wireless transmitting module and a wireless receiving module which are in communication connection with each other;
the wireless transmitting module is arranged inside a hub of the wind turbine generator, is in communication connection with the load monitoring device, the vibration monitoring device and the bolt pretightening force monitoring device, and the wireless receiving module is arranged in the tower top cabinet and is in communication connection with the tower top cabinet.
According to the technical scheme, the running monitoring of the wind turbine is realized by acquiring the load data of the blades of the wind turbine, the vibration data of the blades, the pretightening force data of the blade root bolts and the clearance data of the wind turbine, and the distribution positions of all monitoring devices are optimized, so that the arrangement positions are more accurate, the overall structure is simpler, the acquired monitoring data is ensured to be more accurate and comprehensive, the monitoring accuracy is improved, and the full-scale and multi-dimensional monitoring of the wind turbine is realized.
Additional features and advantages of embodiments of the utility model will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide a further understanding of embodiments of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain, without limitation, the embodiments of the utility model. In the drawings:
FIG. 1 is a schematic structural diagram of a wind turbine operation monitoring system provided by the utility model;
FIG. 2 is a block diagram of a wind turbine operation monitoring system provided by the utility model.
Description of the reference numerals
2-load monitoring means; 3-vibration monitoring means;
4-a bolt pretightening force monitoring device; 5-headroom monitoring device;
6-a wireless communication module; 7-a state monitoring server;
8-a video shooting device; 9-an audio acquisition device;
11-leaf; 12-cabin cover;
13-a tower top cabinet; 14-tower;
15-a tower bottom cabinet; 16-wind farm ring network;
61-a wireless transmission module; 62-wireless receiving module.
Detailed Description
The following describes the detailed implementation of the embodiments of the present utility model with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.
In the embodiments of the present utility model, unless otherwise indicated, terms such as "upper, lower, left, and right" and "upper, lower, left, and right" are used generally referring to directions or positional relationships based on those shown in the drawings, or those conventionally used in the use of the inventive products.
The terms "first," "second," "third," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.
The terms "parallel", "perpendicular", and the like do not denote that the components are required to be absolutely parallel or perpendicular, but may be slightly inclined. For example, "parallel" merely means that the directions are more parallel than "perpendicular" and does not mean that the structures must be perfectly parallel, but may be slightly tilted.
The terms "horizontal," "vertical," "overhang," and the like do not denote that the component is required to be absolutely horizontal, vertical, or overhang, but may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
Furthermore, the terms "substantially," "essentially," and the like, are intended to be limited to the precise form disclosed herein and are not necessarily intended to be limiting. For example: the term "substantially equal" does not merely mean absolute equal, but is difficult to achieve absolute equal during actual production and operation, and generally has a certain deviation. Thus, in addition to absolute equality, "approximately equal to" includes the above-described case where there is a certain deviation. In other cases, the terms "substantially", "essentially" and the like are used in a similar manner to those described above unless otherwise indicated.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
FIG. 1 is a schematic structural diagram of a wind turbine operation monitoring system provided by the utility model; FIG. 2 is a block diagram of a wind turbine operation monitoring system provided by the utility model.
As shown in fig. 1-2, the present embodiment provides a wind turbine generator operation monitoring system, including:
the load monitoring device 2 is arranged in the blade 11 of the wind turbine generator and is used for acquiring load data of the blade 11;
the vibration monitoring device 3 is arranged in the blade 11 of the wind turbine generator and is used for acquiring vibration data of the blade 11;
the bolt pretightening force monitoring device 4 is arranged at the joint flange of the blade 11 and the hub of the wind turbine generator set and is used for acquiring pretightening force data of a blade root bolt;
the clearance monitoring device 5 is arranged on the engine room cover 12 of the wind turbine and is used for acquiring clearance data of the wind turbine;
the tower top cabinet 13 is arranged in the cabin cover 12 of the wind turbine generator and is in communication connection with the clearance monitoring device 5, and the tower top cabinet 13 is also in communication connection with the load monitoring device 2, the vibration monitoring device 3 and the bolt pretightening force monitoring device 4 through the wireless communication module 6 and is used for carrying out communication connection on load data,
The vibration data, pretension data and clearance data are forwarded to the status monitoring server 7.
Specifically, the wireless communication module 6 adopts bluetooth, zigBee, NFC or UWB ultra wideband communication, 4G, 5G or Wi-Fi communication with low power consumption and stable data transmission.
The state monitoring server 7 is arranged in a central control room of the booster station and can be used as a monitoring platform for monitoring by manual work or automatic analysis and monitoring by setting a software program. Specifically, whether the monitoring data exceeds the limit is judged through sequencing, if all the monitoring data does not exceed the limit, the monitoring platform does not perform any treatment, and the fan keeps normal operation; if any subsystem monitoring data exceeds the limit, starting an alarm, and then carrying out secondary judgment: if the overrun is not serious, the processing is not carried out, if the overrun is serious, the processing is stopped directly, and if the overrun is caused by common problems and the severity is not deep, the processing is stopped temporarily, and the processing is carried out in a power-down operation mode generally.
Further, the wind turbine generator operation monitoring system further comprises:
the video shooting device 8 is arranged at the top end of the cabin cover 12 of the wind turbine, and is used for acquiring blade operation video data of the wind turbine;
the video shooting device 8 is in communication connection with the tower top cabinet 13, and the tower top cabinet 13 is also used for forwarding the blade operation video data to the state monitoring server 7.
In particular, the video shooting device 8 is arranged at the top end of the tower top cabinet 13 and beside the nacelle top anemometer to ensure a better shooting angle and shooting quality. The video camera 8 may be specifically configured to include an infrared camera or the like.
Further, the wind turbine generator operation monitoring system further comprises:
the audio acquisition device 9 is arranged on the outer wall of the tower 14 of the wind turbine generator and is used for acquiring blade operation audio data of the wind turbine generator;
the tower bottom cabinet 15 is arranged inside the tower barrel 14 of the wind turbine generator, is in communication connection with the audio acquisition device 9 and is used for forwarding blade operation audio data to the state monitoring server 7.
In particular, the audio acquisition device 9 is arranged at a suitable position on the upper part of the tower door, and can be specifically set to have the blade tips at the same level so as to improve the sound acquisition quality. Wherein, through audio frequency acquisition
The collection device 9 is related to the prior art for audio collection, and will not be described in detail here.
Further, the tower top cabinet 13 and the tower bottom cabinet 15 are in communication connection with the state monitoring server 7 through a wind farm ring network 16.
In a wind farm, a plurality of wind turbines are arranged, in order to realize remote monitoring and informationized management of fans, optical fiber ring network equipment is arranged in the wind farm and is arranged on each fan, so that data acquisition and uploading of the fans are realized, and central unified management and monitoring are facilitated. In this embodiment, the tower top cabinet 13 and the tower bottom cabinet 15 are communicatively connected to the condition monitoring server 7 via a wind farm ring network 16.
Further, the load monitoring device 2 includes a plurality of distributed optical fiber sensors, and at least one distributed optical fiber sensor is disposed in each blade 11 of the wind turbine generator along the length direction.
Specifically, in this embodiment, the load monitoring apparatus 2 employs a distributed optical fiber sensor, which is different from a fiber grating point sensor, and has the advantages of wide monitoring range, long distance, high precision, interference resistance, and the like, and can accurately measure information such as stress, temperature, vibration, and the like at any point along the optical fiber. The distributed optical fiber sensors are arranged in the blade along the length direction of the blade, and each blade is provided with one distributed optical fiber sensor.
Further, the vibration monitoring device 3 includes a plurality of vibration sensors, and at least two vibration sensors are disposed in each blade 11 of the wind turbine generator set at intervals along the length direction.
Specifically, in the present embodiment, the blade vibration sensor is disposed at a position of the blade inside approximately 1/3 of the blade length main beam from the blade root, and a plurality of blade vibration sensors are provided at a predetermined pitch, and 2 or 3 blade vibration sensors may be provided in one blade. The specific model can be as follows: LZDSL1-930 explosion-proof vibration sensor current type (4-20 mA output), kaiyte S21D04 vibration sensor.
Further, the bolt pretightening force monitoring device 4 comprises a plurality of gasket sensors, and a gasket sensor is arranged at the joint of each blade 11 of the wind turbine and the hub.
Specifically, in this embodiment, the gasket sensor may be a washer-type bolt pretightening force sensor with a signal of F10D-5t, and is made of stainless steel, which has the advantages of accurate measurement and long service life, and can accurately obtain the bolt pretightening force of each blade 11 and the hub connecting flange, and accurately monitor the blade root bolts.
Further, the headroom monitoring device 5 includes a radar ranging sensor or a laser ranging sensor.
Specifically, in the present embodiment, the headroom monitoring device 5 includes a radar ranging sensor or a laser ranging sensor. And judging the clearance data of the wind turbine by acquiring the distance between the tip of the blade and the clearance monitoring device 5.
Further, the clearance monitoring device 5 is arranged at the bottom end of the nacelle cover 12 at the side close to the blades 11 of the wind turbine.
Specifically, in this embodiment, the clearance monitoring device 5 is disposed at the bottom end of the nacelle cover 12 near to one side of the blade 11 of the wind turbine, and monitors the position of the tip of the blade when the blade rotates downward, and determines with a set threshold value, so as to determine a clearance value of the wind turbine, so as to ensure safe operation of the wind turbine.
Further, the wireless communication module 6 includes: a wireless transmitting module 61 and a wireless receiving module 62 which are communicatively connected to each other;
the wireless transmitting module 61 is arranged inside a hub of the wind turbine generator, is in communication connection with the load monitoring device 2, the vibration monitoring device 3 and the bolt pretightening force monitoring device 4, and the wireless receiving module 62 is arranged in the tower top cabinet 13 and is in communication connection with the tower top cabinet 13.
Specifically, in the present embodiment, since the blade is rotating, the load monitoring device 2, the vibration monitoring device 3, and the bolt pre-tightening force monitoring device 4 provided on the blade rotate with the blade, and therefore, there is a certain difficulty in transmitting data through the cables by the load monitoring device 2, the vibration monitoring device 3, and the bolt pre-tightening force monitoring device 4, and therefore, the wireless transmission module 61 is provided inside the hub of the wind turbine generator, first, the monitoring data of the load monitoring device 2, the vibration monitoring device 3, and the bolt pre-tightening force monitoring device 4 are collected by the industrial control machine provided inside the hub, the industrial control machine inside the hub is connected with the wireless transmission module 61 through the communication cable, and wireless communication is realized between the wireless transmission module 61 and the wireless reception module 62 provided inside the tower top cabinet 13, and data transmission is performed, thereby ensuring the safety
The data transmission is stable, the transmission structure is simple, and the monitoring cost is reduced.
The foregoing details of the optional implementation of the embodiment of the present utility model have been described in detail with reference to the accompanying drawings, but the embodiment of the present utility model is not limited to the specific details of the foregoing implementation, and various simple modifications may be made to the technical solution of the embodiment of the present utility model within the scope of the technical concept of the embodiment of the present utility model, and these simple modifications all fall within the protection scope of the embodiment of the present utility model.
In addition, the specific features described in the above embodiments may be combined in any suitable manner without contradiction. In order to avoid unnecessary repetition, various possible combinations of embodiments of the present utility model are not described in detail.
In addition, any combination of various embodiments of the present utility model may be performed, so long as the concept of the embodiments of the present utility model is not violated, and the disclosure of the embodiments of the present utility model should also be considered.
Claims (10)
1. A wind turbine generator system operation monitoring system, comprising:
the load monitoring device (2) is arranged in the blade (11) of the wind turbine generator and is used for acquiring load data of the blade (11);
the vibration monitoring device (3) is arranged in the blade (11) of the wind turbine generator and is used for acquiring vibration data of the blade (11);
the bolt pretightening force monitoring device (4) is arranged at the joint flange of the blade (11) and the hub of the wind turbine generator set and is used for acquiring pretightening force data of the blade root bolt;
the clearance monitoring device (5) is arranged on a cabin cover (12) of the wind turbine and is used for acquiring clearance data of the wind turbine;
the tower top cabinet (13) is arranged in a cabin cover (12) of the wind turbine generator system and is in communication connection with the clearance monitoring device (5), the tower top cabinet (13) is also in communication connection with the load monitoring device (2) through the wireless communication module (6), the vibration monitoring device (3) and the bolt pretightening force monitoring device (4) and is used for forwarding load data, vibration data, pretightening force data and clearance data to the state monitoring server (7).
2. The wind turbine operation monitoring system of claim 1, further comprising:
the video shooting device (8) is arranged at the top end of a cabin cover (12) of the wind turbine, and is used for acquiring blade operation video data of the wind turbine;
the video shooting device (8) is in communication connection with the tower top cabinet (13), and the tower top cabinet (13) is also used for forwarding blade operation video data to the state monitoring server (7).
3. The wind turbine operation monitoring system of claim 1, further comprising:
the audio acquisition device (9) is arranged on the outer wall of a tower (14) of the wind turbine generator and is used for acquiring blade operation audio data of the wind turbine generator;
the tower bottom cabinet (15) is arranged inside a tower barrel (14) of the wind turbine generator, is in communication connection with the audio acquisition device (9) and is used for forwarding blade operation audio data to the state monitoring server (7).
4. A wind turbine operation monitoring system according to claim 3, characterized in that the tower top cabinet (13) and the tower bottom cabinet (15) are in communication connection with the condition monitoring server (7) through a wind farm ring network (16).
5. Wind turbine generator operation monitoring system according to claim 1, characterized in that the load monitoring device (2) comprises a plurality of distributed optical fiber sensors, at least one distributed optical fiber sensor being arranged in the length direction in each blade (11) of the wind turbine generator.
6. Wind turbine generator operation monitoring system according to claim 1, characterized in that the vibration monitoring device (3) comprises a plurality of vibration sensors, at least two vibration sensors being arranged in each blade (11) of the wind turbine generator at intervals in the length direction.
7. Wind turbine generator system operation monitoring system according to claim 1, characterized in that the bolt pretension monitoring device (4) comprises a plurality of shim sensors, one shim sensor being provided at the connection flange of each blade (11) of the wind turbine generator with the hub.
8. Wind turbine operation monitoring system according to claim 1, characterized in that the headroom monitoring device (5) comprises a radar ranging sensor or a laser ranging sensor.
9. Wind turbine operation monitoring system according to claim 1, characterized in that the clearance monitoring device (5) is arranged at the bottom end of a nacelle cover (12) on the side of the blades (11) close to the wind turbine.
10. Wind turbine operation monitoring system according to claim 1, wherein the wireless communication module (6) comprises: a wireless transmission module (61) and a wireless reception module (62) which are in communication connection with each other;
the wireless transmitting module (61) is arranged inside a hub of the wind turbine generator, is in communication connection with the load monitoring device (2), the vibration monitoring device (3) and the bolt pretightening force monitoring device (4), and the wireless receiving module (62) is arranged in the tower top cabinet (13) and is in communication connection with the tower top cabinet (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320580367.XU CN219622810U (en) | 2023-03-22 | 2023-03-22 | Wind turbine generator system operation monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320580367.XU CN219622810U (en) | 2023-03-22 | 2023-03-22 | Wind turbine generator system operation monitoring system |
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| CN219622810U true CN219622810U (en) | 2023-09-01 |
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| CN202320580367.XU Active CN219622810U (en) | 2023-03-22 | 2023-03-22 | Wind turbine generator system operation monitoring system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117646707A (en) * | 2024-01-30 | 2024-03-05 | 安徽容知日新科技股份有限公司 | Fan hub monitoring method, device, equipment and storage medium |
| CN117662402A (en) * | 2023-12-25 | 2024-03-08 | 兰州理工大学 | Large wind turbine structure running state evaluation system and method based on fixed camera |
| CN117662402B (en) * | 2023-12-25 | 2024-06-25 | 兰州理工大学 | Large wind turbine structure running state evaluation system and method based on fixed camera |
-
2023
- 2023-03-22 CN CN202320580367.XU patent/CN219622810U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117662402A (en) * | 2023-12-25 | 2024-03-08 | 兰州理工大学 | Large wind turbine structure running state evaluation system and method based on fixed camera |
| CN117662402B (en) * | 2023-12-25 | 2024-06-25 | 兰州理工大学 | Large wind turbine structure running state evaluation system and method based on fixed camera |
| CN117646707A (en) * | 2024-01-30 | 2024-03-05 | 安徽容知日新科技股份有限公司 | Fan hub monitoring method, device, equipment and storage medium |
| CN117646707B (en) * | 2024-01-30 | 2024-04-19 | 安徽容知日新科技股份有限公司 | Fan hub monitoring method, device, equipment and storage medium |
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