CN112583115A - System for collecting lightning parameters of wind power plant cluster - Google Patents
System for collecting lightning parameters of wind power plant cluster Download PDFInfo
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- CN112583115A CN112583115A CN202011035145.7A CN202011035145A CN112583115A CN 112583115 A CN112583115 A CN 112583115A CN 202011035145 A CN202011035145 A CN 202011035145A CN 112583115 A CN112583115 A CN 112583115A
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- aerial vehicle
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/381—Dispersed generators
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2300/00—Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
- H02J2300/20—The dispersed energy generation being of renewable origin
- H02J2300/28—The renewable source being wind energy
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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
- Y02E10/76—Power conversion electric or electronic aspects
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Wind Motors (AREA)
Abstract
The invention relates to a system for collecting lightning parameters of a wind power plant cluster, which comprises a plurality of collecting sensors, a data collector, a linkage mechanism, a host control system and a peripheral module, wherein the plurality of collecting sensors are respectively arranged at different positions of a lightning protection device and are connected with the data collector, and the data collector is connected with the host control system through the linkage mechanism. The peripheral module comprises a video monitoring system and an unmanned aerial vehicle system, the host control system is connected with the video monitoring system, and the unmanned aerial vehicle system is in wireless connection with the host control system. Besides SPD, a plurality of acquisition sensors can acquire and analyze damage detection data of other lightning protection components, time and labor are saved, maintenance and repair efficiency is greatly improved, and maintenance cost is reduced.
Description
Technical Field
The invention relates to the technical field of wind power lightning protection, in particular to a system for collecting lightning parameters of a wind power plant cluster.
Background
Offshore wind farms belong to areas with high risk of lightning strikes and require detection and analysis of damage to devices caused by lightning strikes. Because the maintenance requirement of the wind power plant is high, the maintenance cost is huge each time, the damage caused by lightning stroke is detected and analyzed under the condition of not influencing the work as much as possible, and meanwhile, the maintenance can not be carried out after the equipment is damaged.
In the prior art, the lightning protection device can only monitor the PSD of a power supply, only monitors the peak value of the PSD of a signal, and cannot collect and analyze damage detection data of other lightning protection components (such as a blade lightning receptor). And due to the particularity of offshore wind power, the blade needs to be transported out of the sea during maintenance, ascended or detached from the blade with the height of more than 100 meters for short-distance observation and detection, and the blade is extremely high in cost, time-consuming, labor-consuming and extremely long in time.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a system for collecting lightning parameters of a wind power plant cluster, which overcomes the defect that damage detection data of other lightning protection components except SPDs can be collected and analyzed, and has the effects of saving time and labor, improving the maintenance and repair efficiency and reducing the maintenance cost.
The above object of the present invention is achieved by the following technical solutions:
a system for collecting lightning parameters of a wind power plant cluster comprises a plurality of collecting sensors, a data collector, a linkage mechanism, a host control system and a peripheral module, wherein the collecting sensors are respectively installed at different positions of a lightning protection device and connected with the data collector, and the data collector is connected with the host control system through the linkage mechanism;
the peripheral module comprises a video monitoring system and an unmanned aerial vehicle system, the host control system is connected with the video monitoring system, and the unmanned aerial vehicle system is in wireless connection with the host control system.
Through above-mentioned technical scheme, the data transmission that the acquisition sensor will gather carries out analysis processes to data collection station in, and data collection station sends the instruction to host control system according to the condition of damaging the signal, by host control system control video monitor system and unmanned aerial vehicle system work, video monitor system and unmanned aerial vehicle system carry out real-time observation to the position of thunderbolt to shoot the record, realized carrying out omnidirectional detection and analysis to the damage that the thunderbolt caused. Besides SPD, the multiple acquisition sensors can acquire and analyze damage detection data of other lightning protection components. Time and labor are saved, the maintenance efficiency is greatly improved, and the maintenance cost is reduced.
The present invention in a preferred example may be further configured to: the plurality of acquisition sensors are respectively arranged at the positions of the blade down lead, the bearing and the tower body or the tower footing;
the acquisition sensor acquires the amplitude, the Q value, the energy ratio, the lightning stroke duration, the wave head times, the waveform data and the lightning stroke lightning receiving position of each surge and transmits the data to the data acquisition unit.
Through the technical scheme, the acquisition sensors are arranged at the three positions, so that the data acquired by the acquisition sensors are more comprehensive and accurate. The acquisition sensor realizes the omnidirectional monitoring of the signal PSD by acquiring data in seven aspects, so that the sensor can completely monitor the failure condition of the signal SPD.
The present invention in a preferred example may be further configured to: the video monitoring system comprises a plurality of high-speed cameras, and a feedback module is arranged in the host control system;
the host control system is used for carrying out feedback control on the high-speed cameras through the feedback module, and the unmanned aerial vehicle system comprises an unmanned aerial vehicle and a camera installed on the unmanned aerial vehicle.
Through above-mentioned technical scheme, the high-speed camera can shoot the position of dodging of thunderbolt in real time, through carrying out the analysis to the data of gathering to control host control system and feedback module according to data analysis result and link, the automatic control high-speed camera of being convenient for shoots the record. Utilize the unmanned aerial vehicle system to shoot simultaneously for need not the ship and go out the sea to observe and detect when maintaining, saved manpower and materials, improved the efficiency of maintenance and overhaul.
The present invention in a preferred example may be further configured to: a data acquisition unit is arranged in the data acquisition unit, and the data acquisition unit transmits the acquired damage signals and the acquired data of the acquisition sensor to an intermediate layer or a management layer for software judgment and analysis through three transmission modes, namely 485 bus signals, NB-IoTs and 5G/4G;
meanwhile, the host control system performs feedback control on the field system according to a preset value 1 (no damage or small damage), can link a plurality of high-speed cameras to observe lightning stroke positions in real time, and simultaneously performs shooting and recording;
if preset value 2 (very big probably damage or damage) has been reached, carry out feedback control to the on-the-spot system, can link a plurality of high-speed camera carries out real-time observation to the thunderbolt position to shoot the record simultaneously, inform maintainer and the unmanned aerial vehicle system simultaneously, unmanned aerial vehicle can long-rangely carry out closely shooting through the default line, also can artificially carry out manual operation unmanned aerial vehicle shoots.
Through the technical scheme, the host control system analyzes the damage degree according to the preset value after the collected data is analyzed, then different response modes are automatically selected, and the two response modes both comprise linkage of the video monitoring system. On the premise of ensuring the accuracy of the shooting result, the damage condition can be conveniently observed and detected in a close range, and the practicability of the system is further improved.
The present invention in a preferred example may be further configured to: the acquisition sensor comprises a Rogowski coil and a metal shielding shell, wherein the metal shielding shell is arranged on the outer side of the Rogowski coil.
Through the technical scheme, the shielding shell can prevent electromagnetic interference in and around the wind power plant, and the accuracy of data acquisition is improved.
In summary, the invention includes at least one of the following beneficial technical effects:
1. the data acquisition sensor transmits acquired data to the data acquisition unit for analysis and processing, the data acquisition unit sends an instruction to the host control system according to the condition of a damage signal, the host control system controls the video monitoring system and the unmanned aerial vehicle system to work, the video monitoring system and the unmanned aerial vehicle system observe the position of lightning stroke in real time and shoot records, and therefore omnibearing detection and analysis of damage caused by the lightning stroke are achieved. Besides SPD, the multiple acquisition sensors can acquire and analyze damage detection data of other lightning protection components. Time and labor are saved, the maintenance efficiency is greatly improved, and the maintenance cost is reduced.
2. The acquisition sensors are arranged at the three positions, so that the data acquired by the acquisition sensors are more comprehensive and accurate. The acquisition sensor realizes the omnidirectional monitoring of the signal PSD by acquiring data in seven aspects, so that the sensor can completely monitor the failure condition of the signal SPD.
3. The high-speed camera can shoot the lightning receiving position of lightning stroke in real time, and through analyzing the collected data, the control host control system is linked with the feedback module according to the data analysis result, so that the high-speed camera can be controlled automatically to shoot and record conveniently. Utilize the unmanned aerial vehicle system to shoot simultaneously for need not the ship and go out the sea to observe and detect when maintaining, saved manpower and materials, improved the efficiency of maintenance and overhaul.
Drawings
FIG. 1 is a block diagram of the present invention.
Fig. 2 is a schematic view showing the installation position of the collecting sensor according to the present invention.
Fig. 3 is a schematic diagram of the present invention.
Reference numerals: 30. collecting a sensor; 31. a data acquisition unit; 32. a linkage mechanism; 33. a host control system; 34. a video monitoring system; 35. unmanned aerial vehicle system.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the system for collecting lightning parameters of a wind farm cluster disclosed by the invention comprises a plurality of collecting sensors 30, a data collector 31, a linkage mechanism 32, a host control system 33 and a peripheral module, wherein the plurality of collecting sensors 30 are respectively installed at different positions of a lightning protection device and are connected with the data collector 31, and the data collector 31 is connected with the host control system 33 through the linkage mechanism 32. The peripheral module comprises a video monitoring system 34 and an unmanned aerial vehicle system 35, the host control system 33 is connected with the video monitoring system 34, and the unmanned aerial vehicle system 35 is in wireless connection with the host control system 33.
The acquisition sensor 30 includes a rogowski coil and a metal shielding case, and the metal shielding case is installed outside the rogowski coil. The shielding shell can prevent electromagnetic interference in and around the wind power plant, and the accuracy of data acquisition is improved.
Referring to fig. 2, a plurality of collecting sensors 30 are respectively installed at positions of the blade down conductor, the bearing, and the tower body or the tower footing, which may be referred to as oval circles in fig. 2. The collecting sensor 30 collects the amplitude, the Q value, the energy ratio, the duration of lightning stroke, the wave head times, the waveform data of each time and the lightning stroke lightning receiving position of each surge and transmits the data to the data collector 31. The acquisition sensors 30 are arranged at the three positions, so that the data acquired by the acquisition sensors 30 are more comprehensive and accurate. The acquisition sensor 30 realizes the omnidirectional monitoring of the signal PSD by acquiring data in seven aspects, so that the sensor can completely monitor the failure condition of the signal SPD.
Referring to fig. 3, the video monitoring system 34 includes a plurality of high-speed cameras, and a feedback module is provided in the host control system 33. Host control system 33 carries out feedback control to a plurality of high-speed cameras through feedback module, and unmanned aerial vehicle system 35 includes unmanned aerial vehicle and installs the camera on unmanned aerial vehicle.
The high-speed camera can shoot the lightning receiving position of lightning stroke in real time, and through analyzing the collected data, the control host computer control system 33 is linked with the feedback module according to the data analysis result, so that the high-speed camera can be controlled automatically to shoot and record conveniently. Utilize unmanned aerial vehicle system 35 to shoot simultaneously for need not the ship and go out the sea to observe and detect when maintaining, saved manpower and materials, improved the efficiency of maintenance and overhaul.
Referring to fig. 3, a data acquisition unit is arranged in the data acquisition unit 31, and the data acquisition unit transmits the acquired damage signals and the acquired data of the acquisition sensor 30 to the middle layer or the management layer for software judgment and analysis through three transmission modes, namely 485 bus signals, NB-IoTs and 5G/4G.
Meanwhile, the host control system 33 performs feedback control on the field system according to the preset value 1 (no damage or small damage), can link a plurality of high-speed cameras to observe the lightning stroke position in real time, and simultaneously shoots and records.
If reach default 2 (very big probably damage or damage), carry out feedback control to the field system, can link a plurality of high-speed cameras and carry out real-time observation to the thunderbolt position to shoot the record simultaneously, inform maintainer and unmanned aerial vehicle system 35 simultaneously, unmanned aerial vehicle can long-rangely carry out closely shooting through predetermineeing the circuit, also can artificially carry out manual operation unmanned aerial vehicle and shoot.
The host control system 33 analyzes the damage degree according to the preset value after the collected data is analyzed, and then automatically selects different response modes, wherein the two response modes both comprise the linkage of the video monitoring system 34. On the premise of ensuring the accuracy of the shooting result, the damage condition can be conveniently observed and detected in a close range, and the practicability of the system is further improved.
The implementation principle of the embodiment is as follows: the data acquisition sensor 30 transmits acquired data to the data acquisition unit 31 for analysis and processing, the data acquisition unit 31 sends an instruction to the host control system 33 according to the condition of a damage signal, the host control system 33 controls the video monitoring system 34 and the unmanned aerial vehicle system 35 to work, the video monitoring system 34 and the unmanned aerial vehicle system 35 observe the position of lightning stroke in real time and shoot records, and the damage caused by the lightning stroke is detected and analyzed in an all-around mode. The plurality of acquisition sensors 30 overcome the defect that except for the SPD, the damage detection data of other lightning protection components can be acquired and analyzed. Time and labor are saved, the maintenance efficiency is greatly improved, and the maintenance cost is reduced.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (5)
1. The utility model provides a system that is used for wind-powered electricity generation field cluster to gather thunder and lightning parameter which characterized in that: the lightning protection device comprises a plurality of acquisition sensors (30), a data acquisition unit (31), a linkage mechanism (32), a host control system (33) and a peripheral module, wherein the acquisition sensors (30) are respectively installed at different positions of the lightning protection device and connected with the data acquisition unit (31), and the data acquisition unit (31) is connected with the host control system (33) through the linkage mechanism (32);
the peripheral module comprises a video monitoring system (34) and an unmanned aerial vehicle system (35), the host control system (33) is connected with the video monitoring system (34), and the unmanned aerial vehicle system (35) is in wireless connection with the host control system (33).
2. The system for collecting lightning parameters for a wind farm cluster according to claim 1, characterized in that: the plurality of acquisition sensors (30) are respectively arranged at the positions of the blade down lead, the bearing and the tower body or the tower footing;
the acquisition sensor (30) acquires the amplitude, the Q value, the energy ratio, the lightning stroke duration, the wave head times, the waveform data and the lightning stroke lightning receiving position of each surge and transmits the data to the data acquisition unit (31).
3. The system for collecting lightning parameters for a wind farm cluster according to claim 1, characterized in that: the video monitoring system (34) comprises a plurality of high-speed cameras, and a feedback module is arranged in the host control system (33);
the host control system (33) performs feedback control on the high-speed cameras through the feedback module, and the unmanned aerial vehicle system (35) comprises an unmanned aerial vehicle and cameras installed on the unmanned aerial vehicle.
4. The system for collecting lightning parameters of a wind farm cluster according to claim 3, characterized in that: a data acquisition unit is arranged in the data acquisition unit (31), and the data acquisition unit transmits the acquired damage signals and the acquired data of the acquisition sensor (30) to an intermediate layer or a management layer for software judgment and analysis through three transmission modes, namely 485 bus signals, NB-IoTs and 5G/4G;
meanwhile, the host control system (33) performs feedback control on a field system according to a preset value 1 (no damage or small damage), can link a plurality of high-speed cameras to observe lightning stroke positions in real time, and simultaneously shoots and records;
if preset value 2 has been reached (very big probably damage or damage), carry out feedback control to the on-the-spot system, can link a plurality of high-speed camera carries out real-time observation to the thunderbolt position to shoot the record simultaneously, inform maintainer and reach simultaneously unmanned aerial vehicle system (35), unmanned aerial vehicle can long-rangely carry out closely shooting through the default line, also can artificially carry out manual operation unmanned aerial vehicle shoots.
5. The system for collecting lightning parameters for a wind farm cluster according to claim 1, characterized in that: the acquisition sensor (30) comprises a Rogowski coil and a metal shielding shell, and the metal shielding shell is arranged on the outer side of the Rogowski coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011035145.7A CN112583115A (en) | 2020-09-27 | 2020-09-27 | System for collecting lightning parameters of wind power plant cluster |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011035145.7A CN112583115A (en) | 2020-09-27 | 2020-09-27 | System for collecting lightning parameters of wind power plant cluster |
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| CN112583115A true CN112583115A (en) | 2021-03-30 |
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| CN202011035145.7A Pending CN112583115A (en) | 2020-09-27 | 2020-09-27 | System for collecting lightning parameters of wind power plant cluster |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113417809A (en) * | 2021-05-25 | 2021-09-21 | 东方电气风电有限公司 | Visual lightning stroke monitoring method and system |
| WO2022244510A1 (en) * | 2021-05-19 | 2022-11-24 | 学校法人中部大学 | Lightning detection system |
-
2020
- 2020-09-27 CN CN202011035145.7A patent/CN112583115A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022244510A1 (en) * | 2021-05-19 | 2022-11-24 | 学校法人中部大学 | Lightning detection system |
| JP2022178068A (en) * | 2021-05-19 | 2022-12-02 | 学校法人中部大学 | lightning detection system |
| JP7241363B2 (en) | 2021-05-19 | 2023-03-17 | 学校法人中部大学 | lightning detection system |
| CN113417809A (en) * | 2021-05-25 | 2021-09-21 | 东方电气风电有限公司 | Visual lightning stroke monitoring method and system |
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Inventor after: Jia Rui Inventor after: Wang Jiongqi Inventor after: Dong Qian Inventor after: Wang Zhu Inventor after: Shi Lin Inventor after: Zhuang Yan Inventor before: Wang Jiongqi Inventor before: Shi Lin Inventor before: Cui Ying Inventor before: Huang Jian Inventor before: Liu Huayong Inventor before: Chen Jingyang Inventor before: Hu Yuankun Inventor before: Li Junqing Inventor before: Zhu Jianping Inventor before: Shen Hongshuai Inventor before: Zhuang Yan Inventor before: Jia Rui Inventor before: Dong Qian Inventor before: Wang Zhu Inventor before: Lin Xianhuan Inventor before: Wu Chao Inventor before: Wu Xuecheng Inventor before: Luo Minghe |
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