CN218470184U - Remote monitoring system for faults of rolling bearings of wind power equipment - Google Patents
Remote monitoring system for faults of rolling bearings of wind power equipment Download PDFInfo
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- CN218470184U CN218470184U CN202220281313.9U CN202220281313U CN218470184U CN 218470184 U CN218470184 U CN 218470184U CN 202220281313 U CN202220281313 U CN 202220281313U CN 218470184 U CN218470184 U CN 218470184U
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Abstract
The utility model discloses a wind power equipment antifriction bearing trouble remote monitoring system, including sensor monitoring unit, data collection station, first photoelectric converter, optic fibre looped netowrk, second photoelectric converter, server and remote monitoring terminal, sensor monitoring unit is used for the operating condition data of the antifriction bearing of real-time supervision wind generating set; the sensor monitoring unit, the data collector and the first photoelectric converter are in communication connection in sequence, the first photoelectric converter is in communication connection with the second photoelectric converter through an optical fiber ring network, and the second photoelectric converter, the server and the remote monitoring terminal are in communication connection in sequence. The utility model discloses can realize providing data support for follow-up antifriction bearing's failure diagnosis and prediction comprehensively reliably to long-range, the real-time supervision of wind power equipment's antifriction bearing operating condition, effectively improve the efficiency of software inspection of wind power equipment antifriction bearing trouble, guarantee the real-time and the comprehensiveness of wind power equipment antifriction bearing trouble discovery.
Description
Technical Field
The utility model relates to a wind power equipment monitoring technology field especially relates to a wind power equipment antifriction bearing trouble remote monitoring system.
Background
Wind power generation is represented as clean energy, the position and the day of the economic development of China are increased greatly, and a rolling bearing is used as a key component of a wind generating set and has a great influence on the stable operation of wind power generation equipment. Because the wind generating set is usually installed in remote plain areas, mountain areas, intertidal zones and offshore places, the machine is huge and is not easy to climb, the number of wind-field wind generators is huge, the wind-field wind generators are subjected to wind, acid rain, insolation and sea salt corrosion for a long time, the working strength is high, the wind-field wind generators are in a continuous working state all year round, and a rotary transmission system of the wind-field wind generators is easy to break down, and the consequences are serious.
High-proportion faults of the current wind generating set are basically concentrated on parts such as a main shaft bearing, a gear box bearing and the like, and the operation reliability of the wind generating set is seriously influenced. In the prior art, equipment maintenance personnel usually perform regular or irregular manual inspection to find the fault of the rolling bearing in the wind power equipment, however, the manual inspection mode has low inspection efficiency, the fault finding real-time performance is poor, and the missing inspection easily occurs.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model provides a wind power equipment antifriction bearing trouble remote monitoring system can solve among the prior art through the mode check efficiency of artifical inspection low, and the trouble discovery real-time is poor, and appears leaking the problem of examining easily.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a wind power equipment antifriction bearing trouble remote monitoring system, it includes sensor monitoring unit, data collection station, first photoelectric converter, optic fibre looped netowrk, second photoelectric converter, server and remote monitoring terminal, sensor monitoring unit is used for the operating condition data of the antifriction bearing of real-time supervision wind generating set;
the sensor monitoring unit, the data collector and the first photoelectric converter are in communication connection in sequence, the first photoelectric converter is in communication connection with the second photoelectric converter through the optical fiber ring network, and the second photoelectric converter, the server and the remote monitoring terminal are in communication connection in sequence.
Preferably, the sensor monitoring unit comprises a vibration acceleration sensor for monitoring the vibration acceleration of a rolling bearing on a transmission chain of the wind generating set, an oil sensor for monitoring the oil quality of lubricating oil in a gear box of the wind generating set, a temperature sensor for monitoring the temperature of the rolling bearing on the transmission chain of the wind generating set and a pressure sensor for monitoring the pressure in a cavity between the rolling bearing on the transmission chain of the wind generating set and the bearing seat.
Preferably, the vibration acceleration sensor is an IEPE piezoelectric acceleration sensor.
Preferably, the optical fiber ring network is formed by connecting a plurality of first ring network switches and a second ring network switch through multimode optical fibers, each first ring network switch is connected with at least one data collector through the first photoelectric converter, and the second ring network switch is connected with the server through the second photoelectric converter.
Preferably, the first ring network switch and the second ring network switch are both industrial ethernet switches.
Preferably, the remote monitoring terminal comprises an industrial personal computer, and the industrial personal computer is in communication connection with the server through a high-speed Ethernet.
Preferably, the remote monitoring terminal further comprises an intelligent mobile terminal, and the intelligent mobile terminal is in communication connection with the server through a wireless network.
Preferably, the intelligent mobile terminal includes at least one of: smart mobile phone, panel computer, intelligent wearing equipment.
Preferably, the server comprises a master server and a slave server which are arranged redundantly.
The utility model has the advantages that:
the utility model discloses can realize the long-range, real-time supervision to wind power equipment's antifriction bearing operating condition, comprehensive reliable provides data support for follow-up antifriction bearing's fault judgement and prediction, effectively improves wind power equipment antifriction bearing trouble's inspection efficiency, has guaranteed wind power equipment antifriction bearing trouble discovery's real-time and comprehensiveness; the optical fiber ring network is adopted to remotely transmit the collected data, so that the remote communication network is always in a redundant mode, and the reliability and the safety of remote data transmission are effectively ensured.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural diagram of a remote monitoring system for a rolling bearing fault of a wind power plant in an embodiment of the present invention.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only used to illustrate the technical solutions of the present invention more clearly, and therefore are only used as examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
In the description of the present application, it is to 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," and the like are used in the orientations and positional relationships indicated in the drawings for convenience of description and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.
Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1, an embodiment of the present invention provides a wind power equipment rolling bearing fault remote monitoring system, the system includes a sensor monitoring unit 1, a data acquisition unit 2, a first photoelectric converter 3, an optical fiber ring network 4, a second photoelectric converter 5, a server 6 and a remote monitoring terminal 7, the sensor monitoring unit 1, the data acquisition unit 2, the first photoelectric converter 3 is disposed locally on a wind power generator set, the second photoelectric converter 5, the server 6 and the remote monitoring terminal 7 are disposed at a remote monitoring end (for example, a central control room of wind power equipment), the sensor monitoring unit 1 is used for monitoring working state data of a rolling bearing of the wind power generator set in real time; the sensor monitoring unit 1, the data collector 2 and the first photoelectric converter 3 are sequentially in communication connection, the first photoelectric converter 3 is in communication connection with the second photoelectric converter 5 through the optical fiber ring network 4, and the second photoelectric converter 5, the server 6 and the remote monitoring terminal 7 are sequentially in communication connection.
The working principle of the remote monitoring system for the rolling bearing fault of the wind power equipment is as follows:
the working state data of each rolling bearing to be monitored on the wind power equipment is monitored in real time through the sensor monitoring unit 1, the working state data monitored by the sensor monitoring unit 1 is collected through the data collector 2 according to the set sampling frequency, the collected data are subjected to analog-to-digital conversion processing and then converted into optical signals capable of being transmitted through the optical fiber ring network 4 through the first photoelectric converter 3, the optical signals are remotely transmitted to the second photoelectric converter 5 through the optical fiber ring network 4, the optical signals are converted into electric signals capable of being identified and processed by the server 6 through the second photoelectric converter 5 and then transmitted to the server 6 for storage and analysis, the remote monitoring terminal 7 reads the stored data and analysis results from the server 62 and displays the read data, so that a worker can know the working state of the rolling bearing of the wind power equipment in real time, the worker can perform further fault analysis processing on the monitoring data of each rolling bearing displayed by the remote monitoring terminal 7, and then find faults of the rolling bearing in time. The optical fiber ring network 4 is adopted to remotely transmit the collected data, so that the remote communication network is always in a redundant mode, and the reliability and the safety of remote data transmission are effectively ensured.
In this embodiment, the sensor monitoring unit 1 includes a vibration acceleration sensor 11 for monitoring vibration acceleration of a rolling bearing on a drive chain of the wind turbine generator system, an oil sensor 12 for monitoring oil quality of lubricating oil in a gear box of the wind turbine generator system, a temperature sensor 13 for monitoring temperature of the rolling bearing on the drive chain of the wind turbine generator system, and a pressure sensor 14 for monitoring pressure in a cavity between the rolling bearing on the drive chain of the wind turbine generator system and a bearing block. Axial and/or radial vibration acceleration signals of a rolling bearing on a transmission chain, lubricating oil quality signals in a gear box, temperature signals, pressure signals in a cavity between the rolling bearing and a bearing seat and other working state data related to faults of the rolling bearing are respectively monitored through a vibration acceleration sensor 11, an oil sensor 12, a temperature sensor 13 and a pressure sensor 14 in a sensor monitoring unit 1, so that the fault data of the rolling bearing caused by fatigue, abrasion, deformation and other conditions are monitored in real time, and the hidden danger of the rolling bearing is timely known and timely maintained.
Specifically, in the present embodiment, the vibration acceleration sensor 11 is an IEPE piezoelectric acceleration sensor. The IEPE piezoelectric acceleration sensor is a piezoelectric acceleration sensor integrated with a micro integrated circuit amplifier, integrates a traditional piezoelectric acceleration sensor and a charge amplifier, can be directly connected with a data acquisition unit 2, simplifies the structure of a data acquisition system, reduces noise interference on a monitored vibration acceleration signal in a transmission process, and effectively ensures the accuracy of monitored data.
In this embodiment, the optical fiber ring network 4 is formed by connecting a plurality of first ring network switches 41 and a second ring network switch 42 through multimode optical fibers, each first ring network switch 41 is connected to at least one data collector 2 through a first photoelectric converter 3, and the second ring network switch 42 is connected to the server 6 through a second photoelectric converter 5. Therefore, the rolling bearing faults of the wind power equipment in the wind power plant can be monitored in a centralized manner. The configuration of the optical fiber ring network 4 enables the network to be in a redundant mode all the time, thereby effectively preventing the hidden trouble that the whole network communication is influenced because one part of the optical fiber link is in fault, and improving the safety and the reliability of the remote monitoring system.
In this embodiment, the first ring network switch 41 and the second ring network switch 42 are both industrial ethernet switches. Specifically, in the embodiment, the first ring network switch 41 and the second ring network switch 42 are pewayaki-7656C industrial ethernet switches.
In this embodiment, the remote monitoring terminal 7 includes the industrial personal computer 71, the industrial personal computer 71 is in communication connection with the server 6 through the high-speed ethernet, the industrial personal computer 71 accesses the server 6 through the high-speed ethernet, the monitoring data and the data analysis processing result stored in the server 6 are read from the server 62, and the read data are visually displayed, so that the staff can conveniently know the monitoring data of the fault of the rolling bearing in each wind power device of the wind farm in real time, and the rolling bearing with the fault hidden danger or the fault is overhauled in time.
In this embodiment, the remote monitoring terminal 7 further includes an intelligent mobile terminal 72, the intelligent mobile terminal 72 can be in communication connection with the server 6 through wireless networks such as 3G, 4G, 5G or WiFi, the monitoring data and the data analysis processing result are stored from the server 62 through the intelligent mobile terminal 72, and the read data are visually displayed, so that the worker can know the monitoring data of the fault of the rolling bearing in each wind power plant in real time, the rolling bearing with the fault hidden trouble or the fault is overhauled in time, the monitoring is performed through the intelligent mobile terminal 72, and the monitoring data can be received anytime and anywhere.
In the present embodiment, the smart mobile terminal 72 is a smart phone. In other embodiments, the smart mobile terminal 72 may also be a smart wearable device such as a tablet computer or a smart bracelet.
In the present embodiment, the server 6 includes a master server 61 and a slave server 62 provided redundantly. The dual-server redundancy is adopted, the dual-server redundancy works simultaneously, the dual-server redundancy receives information from the data acquisition unit 2 and the remote monitoring terminal 7, when the main server 61 breaks down, the slave server 62 is automatically switched to a host state, the reliability of the system is greatly improved, and uninterrupted data processing and data storage service is effectively guaranteed.
In the specification of the present invention, a large number of specific details are explained. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (9)
1. A remote monitoring system for faults of a rolling bearing of wind power equipment is characterized by comprising a sensor monitoring unit, a data collector, a first photoelectric converter, an optical fiber ring network, a second photoelectric converter, a server and a remote monitoring terminal, wherein the sensor monitoring unit is used for monitoring working state data of the rolling bearing of a wind generating set in real time;
the sensor monitoring unit, the data collector and the first photoelectric converter are in communication connection in sequence, the first photoelectric converter is in communication connection with the second photoelectric converter through the optical fiber ring network, and the second photoelectric converter, the server and the remote monitoring terminal are in communication connection in sequence.
2. The wind power equipment rolling bearing fault remote monitoring system according to claim 1, wherein the sensor monitoring unit comprises a vibration acceleration sensor for monitoring vibration acceleration of a rolling bearing on a drive chain of the wind power generating set, an oil sensor for monitoring oil quality of lubricating oil in a gear box of the wind power generating set, a temperature sensor for monitoring temperature of the rolling bearing on the drive chain of the wind power generating set, and a pressure sensor for monitoring pressure in a cavity between the rolling bearing on the drive chain of the wind power generating set and a bearing seat.
3. The wind power equipment rolling bearing fault remote monitoring system according to claim 2, characterized in that the vibration acceleration sensor is an IEPE piezoelectric acceleration sensor.
4. The wind power equipment rolling bearing fault remote monitoring system according to claim 1, wherein the optical fiber ring network is formed by connecting a plurality of first ring network switches and a second ring network switch through multimode optical fibers, each first ring network switch is connected with at least one data collector through the first photoelectric converter, and the second ring network switch is connected with the server through the second photoelectric converter.
5. The wind power equipment rolling bearing fault remote monitoring system according to claim 4, wherein the first ring network switch and the second ring network switch are both industrial Ethernet switches.
6. The wind power equipment rolling bearing fault remote monitoring system according to claim 1, wherein the remote monitoring terminal comprises an industrial personal computer, and the industrial personal computer is in communication connection with the server through a high-speed Ethernet.
7. The wind power equipment rolling bearing fault remote monitoring system according to claim 6, wherein the remote monitoring terminal further comprises an intelligent mobile terminal, and the intelligent mobile terminal is in communication connection with the server through a wireless network.
8. The wind power equipment rolling bearing fault remote monitoring system according to claim 7, wherein the intelligent mobile terminal comprises at least one of the following: smart mobile phone, panel computer, intelligent wearing equipment.
9. The wind power equipment rolling bearing fault remote monitoring system according to any one of claims 1 to 8, wherein the server comprises a master server and a slave server which are arranged redundantly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220281313.9U CN218470184U (en) | 2022-02-11 | 2022-02-11 | Remote monitoring system for faults of rolling bearings of wind power equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220281313.9U CN218470184U (en) | 2022-02-11 | 2022-02-11 | Remote monitoring system for faults of rolling bearings of wind power equipment |
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| Publication Number | Publication Date |
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| CN218470184U true CN218470184U (en) | 2023-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220281313.9U Active CN218470184U (en) | 2022-02-11 | 2022-02-11 | Remote monitoring system for faults of rolling bearings of wind power equipment |
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| CN (1) | CN218470184U (en) |
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- 2022-02-11 CN CN202220281313.9U patent/CN218470184U/en active Active
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