CN110888373A - Intelligent inspection system and method for abnormity of transformer substation equipment - Google Patents
Intelligent inspection system and method for abnormity of transformer substation equipment Download PDFInfo
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Abstract
The invention relates to an intelligent inspection system and method for abnormal substation equipment. By the system and the method, the investment of manpower and material resources is reduced, the risk of traffic personal injury caused by the departure of operation and maintenance personnel is eliminated, the resource use and distribution are more reasonable, the visualization and intellectualization of the inspection work of the transformer substation are realized, the inspection period is prolonged, even the manual inspection is replaced, the accuracy and the timeliness of data entry are ensured, the abnormal inspection process of the whole equipment is unmanned, and the network safety risk of a power grid system caused on production equipment and a production area network is eliminated.
Description
Technical Field
The invention relates to a patrol system, in particular to an intelligent patrol system for substation equipment abnormity, and further relates to a patrol method.
Background
With economic development, the number of the current transformer substations is continuously increased, operation and maintenance equipment is increased, and the number of personnel is not matched with the number of the equipment.
As the number of unattended substations is increased, the distances among a plurality of substations are further, and the operators on duty at the centralized control station cannot know the state of the field equipment in time, find hidden dangers in time and endanger the safe operation of a power grid when the vehicles cannot go out of the centralized control station and cannot patrol in time after accidents or strong wind, snow and thunderstorm occur in the station. Especially, the situation of the transformer substation with problems cannot be known in time, and the opportunity of priority arrangement and treatment is lost. And the polling tasks of the substation equipment are mostly the same and are repeated for a long time, so that bitter fruits are brewed.
In addition, most of the existing substation end systems are mutually independent systems, for example; high definition video system, intelligence are patrolled and examined robot system, intelligent light lighting system etc. and are mostly information isolated island, can't realize coordinated control each other, resource sharing. Linkage processing can not be realized among all systems, remote intelligent control on inspection tasks is realized, the work tasks and personnel safety problems are increased, and meanwhile, certain development obstacles are caused to later intelligent integration.
The prior art has the following disadvantages:
(1) the current transformer substation quantity constantly increases, and operation maintenance equipment increases, and personnel's quantity does not match with equipment quantity.
(2) The manual inspection process of the equipment is greatly influenced by the physiological and psychological qualities, the responsibility center, the external working environment, the working experience and the skill level of personnel, and the possibility of missed inspection and missed defect discovery exists.
(3) The patrol task of the power station equipment is heavy, and the long-term repetition of the patrol task can cause disgust and paralysis to the work, thereby causing potential safety accidents.
(4) The equipment inspection task is influenced by external climate and geographic factors, and the power station condition cannot be known in time.
(5) Most of the power station end systems are mutually independent systems, and resource sharing/linkage control cannot be realized among the power station end systems. The maximum utilization of resources cannot be realized.
Disclosure of Invention
In order to solve the technical problems, the invention provides an intelligent substation equipment abnormity inspection system and a method, which are an automatic, intelligent and unmanned equipment abnormity linkage inspection method and a new method for analyzing and reporting equipment abnormity accuracy condition results.
The technical scheme of the invention is as follows:
an intelligent inspection system for abnormal equipment of a transformer substation comprises a controller, and a video monitoring system, a fire fighting system, a scheduling automation system, a protection information system, an online monitoring system, a uniform asset equipment information system, a robot inspection system, an unmanned aerial vehicle cruise system, an intelligent light control system and an access control system which are connected with the controller;
the controller compares the acquired equipment abnormal condition pictures, the input equipment of the controller monitors the alarm of the equipment abnormal inspection system, and the alarm or task information of the switching value, the analog quantity and the network input quantity of the equipment or the system is acquired; when equipment and system alarms or inspection tasks are received, the controller controls the unmanned aerial vehicle system, the video monitoring system and the robot inspection system to collect field equipment abnormal certificates and confirm equipment abnormal conditions; then, the controller outputs the equipment abnormal information to the front end of the inspection system to remind an inspection platform user to prompt; transmitting the linkage operation to be taken to a corresponding system or equipment, and issuing a command of finishing abnormal conditions or task linkage inspection; and after the linkage inspection is finished, the system sends signals to an operation center of the controller through a standard transmission interface, and the operation center collects and arranges the results into a linkage report and then comprehensively displays the linkage process and the corresponding results at the front end of the inspection system to finish the whole linkage inspection task.
Furthermore, the open-in and open-out data access of the system adopts a general industrial MODBUS communication protocol, a TCP protocol, a UDP protocol or an HTTP protocol, and the data of different systems are opened in and out for collection and exchange through RS485, RS232, RJ45 or optical fiber interfaces.
Furthermore, the controller outputs the equipment abnormal information to the front end of the patrol system to remind users of the patrol platform in the reminding modes of popup window, voice prompt, field siren, station end host computer reminding and short message notification to operators on duty.
Furthermore, the input signal of the input device is divided into active uploading of devices meeting the alarm monitoring of different device events, SOKET communication monitoring between the operation center and the device terminal, alarm event monitoring obtained after MQ data receiving processing of the operation center, and port monitoring of issuing of specific system tasks in a starting port monitoring mode to obtain inspection task instructions of other systems.
The invention also relates to a patrol method based on the system, which comprises the following steps:
step (1): inputting an equipment abnormal condition picture in a background controller, comparing the acquired equipment abnormal condition picture by the controller, monitoring the alarm of an equipment abnormal inspection system by the input equipment, and acquiring the alarm or task information of the switching value, the analog quantity and the network input quantity of the equipment or the system;
step (2): when receiving device and system alarms or inspection tasks, the controller controls the unmanned aerial vehicle system, the video monitoring system and the robot system to collect field device abnormal certificates and confirm device abnormal conditions;
and (3): the controller outputs the equipment abnormal information in the step (2) to the front end of the inspection system to remind an inspection platform user in a manner of popup window, voice prompt, field siren, station end host computer reminding and short message notification to an operator on duty; outputting the current equipment abnormal condition formed in the step (2) to an output controller, then transmitting the linkage operation required to be taken to a corresponding system or equipment by the controller, and finishing issuing a command of the abnormal condition or task linkage inspection;
and (4): and after the linkage inspection is finished, the system sends signals to a controller operation center through a standard transmission interface, and the operation center collects and arranges the results into a linkage report and then comprehensively displays the linkage process and the corresponding results at the front end of the inspection system to finish the whole linkage inspection task.
Compared with the technology, the method of the invention has the following advantages:
by the aid of the system and the method, when the substation equipment is abnormal, operation and maintenance personnel can patrol information such as the opening and closing positions of the circuit breakers of the substation, equipment appearance, SF6 pressure, energy storage, protection actions of the information protection substation, fault recording and traveling wave distance measurement without driving to the substation, investment of manpower and material resources is reduced, risks of personal injury of traffic caused by departure of the operation and maintenance personnel are eliminated, and resource use and allocation are more reasonable.
The invention establishes the abnormal intelligent inspection system of the transformer substation equipment, integrates and integrates the running state of the equipment and the video image information, and realizes the visualization and intellectualization of the inspection work of the transformer substation, thereby prolonging the inspection period and even replacing manual inspection.
The intelligent substation equipment abnormity inspection system returns the equipment abnormity information according to the set uniform format, thereby avoiding data recording errors caused by human factors and ensuring the accuracy and timeliness of data entry.
The method utilizes the existing video monitoring system, fire fighting system, dispatching automation system, protection information system, on-line monitoring system, uniform asset equipment information system, robot inspection system, unmanned aerial vehicle cruise system, intelligent light control system, access control system and the like of the transformer substation to build a linkage inspection system of the transformer substation, and the linkage inspection system configures the relation between each equipment abnormal result and task and the linked system.
By the system and the method, the whole equipment abnormity inspection process is unmanned, and the network safety risk of a power grid system brought on production equipment and a production area network is avoided.
The invention also solves the following technical problems:
and collecting the running state information of the equipment in real time. Through various on-line monitoring technologies and means, information such as the temperature, the oil chromatogram, the SF6 gas density, the switching action characteristic, the leakage current of the lightning arrester, the high-voltage chamber environment and the like of equipment is acquired in real time, and the automatic alarm function of standard exceeding data is realized; distributing information and video monitoring deployment information of the substation equipment; the method comprises the following steps that a robot and an unmanned aerial vehicle confirm a line of equipment inspection, and a video monitoring system completes monitoring coverage on substation equipment; the transformer substation information adopts independent optical fibers and is directly interconnected through a network switch, so that the intelligent inspection requirement of the transformer substation can be met; establishing an abnormal intelligent patrol system of the substation equipment, performing linkage control on each system, and automatically starting illumination at night; and establishing an abnormal intelligent patrol system of the substation equipment, and integrating the running state information and the video image information of the equipment.
Drawings
FIG. 1 is a block diagram of the architecture of the system of the present invention;
FIG. 2 is a flow chart of a tour method of the present invention;
FIG. 3 is a flow chart of a primary equipment exception condition;
FIG. 4 is a flow chart of an abnormal condition of the circuit breaker;
FIG. 5 is a flow chart of a secondary device in an abnormal situation;
FIG. 6 is a flow chart of an abnormal situation of the fire fighting system;
fig. 7 is a flowchart in the case of an abnormality of the auxiliary device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of examples of the present invention, and not all examples. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
Example 1
As shown in fig. 1, the intelligent substation equipment abnormality inspection system of the embodiment includes a controller, a video monitoring system, a fire fighting system, a dispatching automation system, a protection information system, an online monitoring system, a uniform asset equipment information system, a robot inspection system, an unmanned aerial vehicle cruise system, an intelligent lighting control system, and an access control system, which are connected to the controller;
the controller compares the acquired equipment abnormal condition pictures, the input equipment of the controller monitors the alarm of the equipment abnormal inspection system, and the alarm or task information of the switching value, the analog quantity and the network input quantity of the equipment or the system is acquired; when equipment and system alarms or inspection tasks are received, the controller controls the unmanned aerial vehicle system, the video monitoring system and the robot inspection system to collect field equipment abnormal certificates and confirm equipment abnormal conditions; then, the controller outputs the equipment abnormal information to the front end of the inspection system to remind an inspection platform user to prompt; transmitting the linkage operation to be taken to a corresponding system or equipment, and issuing a command of finishing abnormal conditions or task linkage inspection; and after the linkage inspection is finished, the system sends signals to an operation center of the controller through a standard transmission interface, and the operation center collects and arranges the results into a linkage report and then comprehensively displays the linkage process and the corresponding results at the front end of the inspection system to finish the whole linkage inspection task.
The open-in and open-out data access of the system of the embodiment adopts a general industrial MODBUS communication protocol, a TCP protocol, a UDP protocol or an HTTP protocol, and the data of different systems are opened in and opened out for collection and exchange through RS485, RS232, RJ45 or optical fiber interfaces. The controller outputs the equipment abnormal information to the front end of the patrol system to remind users of the patrol platform in the modes of popup, voice prompt, field siren, station end host computer reminding and short message notification to operators on duty.
The input signal of the input equipment is divided into equipment active uploading meeting the alarm monitoring of different device events, operation center and equipment terminal SOKET communication monitoring, alarm event monitoring obtained after operation center MQ data receiving processing, and port monitoring for issuing specific system tasks by a starting port monitoring mode to obtain inspection task instructions of other systems.
As shown in fig. 2, the patrol method based on the above system according to this embodiment further includes the following steps:
step (1): inputting an equipment abnormal condition picture in a background controller, comparing the acquired equipment abnormal condition picture by the controller, monitoring the alarm of an equipment abnormal inspection system by the input equipment, and acquiring the alarm or task information of the switching value, the analog quantity and the network input quantity of the equipment or the system;
step (2): when receiving device and system alarms or inspection tasks, the controller controls the unmanned aerial vehicle system, the video monitoring system and the robot system to collect field device abnormal certificates and confirm device abnormal conditions;
and (3): the controller outputs the equipment abnormal information in the step (2) to the front end of the inspection system to remind an inspection platform user in a manner of popup window, voice prompt, field siren, station end host computer reminding and short message notification to an operator on duty; outputting the current equipment abnormal condition formed in the step (2) to an output controller, then transmitting the linkage operation required to be taken to a corresponding system or equipment by the controller, and finishing issuing a command of the abnormal condition or task linkage inspection;
and (4): and after the linkage inspection is finished, the system sends signals to a controller operation center through a standard transmission interface, and the operation center collects and arranges the results into a linkage report and then comprehensively displays the linkage process and the corresponding results at the front end of the inspection system to finish the whole linkage inspection task.
In the embodiment, a transformer substation equipment abnormal intelligent patrol management platform is established by installing systems such as video monitoring, infrared pan-tilt temperature measurement, switch cabinet temperature measurement, transformer oil chromatography online monitoring, SF6 density micro water monitoring, high-voltage switch action characteristic online monitoring, high-voltage chamber environment monitoring, arrester online monitoring, direct current system online monitoring, lighting system remote control, protection information management system and the like, and the state information and video image information of equipment operation are integrated.
In this embodiment, the abnormal information of the device is organized through the intelligent patrol terminal, the fault recording system, the traveling wave distance measuring system and the protection information reporting system in the intelligent patrol management platform, and through interface protocol construction, information sharing, intelligent interconnection, intercommunication and intelligent linkage of each system are realized.
In this embodiment, the patrol device includes, but is not limited to, the following devices: the system comprises primary equipment (a main transformer, a circuit breaker, a disconnecting switch, a mutual inductor, a capacitor, a reactor and an arc suppression coil), secondary equipment (a measurement and control device, a fire-fighting system and an access control system) and auxiliary equipment.
In this embodiment, the linkage system includes, but is not limited to, the following systems: the system comprises a video monitoring system, a fire fighting system, a dispatching automation system, a protection information system, an online monitoring system, a unified asset equipment information system, a robot inspection system, an unmanned aerial vehicle cruise system, an intelligent light control system, an access control system and the like.
The intelligent tour method is suitable for access of the input data and the output data of different systems and has a standard medium for supporting the mutual communication of the systems.
The access of the open-in and open-out data of each intelligent patrol method system adopts a general industrial MODBUS communication protocol, a TCP protocol, a UDP protocol or an HTTP protocol, and the data of different patrol systems are opened-in and opened-out for collection and exchange through RS485, RS232, RJ45 or optical fiber interfaces.
Example 2
As shown in fig. 3, based on the system and method of the present embodiment 1, the case where there is an abnormality in the primary device is as follows:
the main transformer abnormity intelligent patrol:
and (3) sound exception processing: when the boiling sound of the water inside the transformer is "too heavy", it may be caused by serious faults of the winding or by local serious overheating due to poor contact of the tap changer.
The sound of the transformer is obviously increased, and when the inside of the transformer has crackle sound, the breaker of the transformer is immediately disconnected, and the transformer is overhauled. When the crackle is included in the sound, the sound is large and uneven, and the insulation of the transformer body of the transformer can have a breakdown phenomenon. When monitoring the abnormity through the installation equipment, the intelligent patrol management platform finishes information uploading. Oil temperature and oil level exception handling: monitoring or the robot shoots, arranges and uploads the index condition of the installed instrument. And (4) tripping the light gas protection, and extracting and uploading background oil chromatographic data by the robot system.
Example 3
As shown in fig. 4, according to the system and method of the present embodiment 1, the abnormal condition of the circuit breaker is as follows:
failure of switching on and off:
the robot or the unmanned aerial vehicle monitors the action point position condition through the equipment for installation, takes a snapshot and transmits the snapshot to the command platform.
SF6 gas anomaly:
and extracting abnormal point data of SF6 gas background monitoring and transmitting the abnormal point data to a command platform.
Example 4
As shown in fig. 5, based on the system and method of the present embodiment 1, the case of abnormality of the secondary device is as follows:
abnormal intelligent inspection of the measurement and control device: and extracting abnormal point data monitored by the background of the measurement and control device and transmitting the abnormal point data to the command platform.
Example 5
As shown in fig. 6, based on the system and method of the present embodiment 1, the abnormal situation of the fire fighting system is as follows: and extracting the abnormal point data monitored by the background of the fire-fighting system and transmitting the abnormal point data to the command platform.
Example 6
As shown in fig. 7, according to the system and method of the present embodiment 1, the auxiliary device is abnormal as follows: and extracting abnormal point data monitored by the background of the auxiliary equipment and transmitting the abnormal point data to the command platform.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. The utility model provides a system is tourd to unusual intelligence of substation equipment which characterized in that: the system comprises a controller, a video monitoring system, a fire fighting system, a dispatching automation system, a protection information system, an online monitoring system, a uniform asset equipment information system, a robot inspection system, an unmanned aerial vehicle cruise system, an intelligent light control system and an access control system, wherein the video monitoring system, the fire fighting system, the dispatching automation system, the protection information system, the online monitoring system, the uniform asset equipment information system, the robot inspection system, the unmanned aerial vehicle;
the controller compares the acquired equipment abnormal condition pictures, the input equipment of the controller monitors the alarm of the equipment abnormal inspection system, and the alarm or task information of the switching value, the analog quantity and the network input quantity of the equipment or the system is acquired; when equipment and system alarms or inspection tasks are received, the controller controls the unmanned aerial vehicle system, the video monitoring system and the robot inspection system to collect field equipment abnormal certificates and confirm equipment abnormal conditions; then, the controller outputs the equipment abnormal information to the front end of the inspection system to remind an inspection platform user to prompt; transmitting the linkage operation to be taken to a corresponding system or equipment, and issuing a command of finishing abnormal conditions or task linkage inspection; and after the linkage inspection is finished, the system sends signals to an operation center of the controller through a standard transmission interface, and the operation center collects and arranges the results into a linkage report and then comprehensively displays the linkage process and the corresponding results at the front end of the inspection system to finish the whole linkage inspection task.
2. The substation equipment abnormity intelligent patrol system according to claim 1, wherein: the open-in and open-out data access of the system adopts a general industrial MODBUS communication protocol, a TCP protocol, a UDP protocol or an HTTP protocol, and the data of different systems are opened in and out for collection and exchange through RS485, RS232, RJ45 or optical fiber interfaces.
3. The substation equipment abnormity intelligent patrol system according to claim 1, wherein: the controller outputs the equipment abnormal information to the front end of the patrol system to remind users of the patrol platform in the modes of popup, voice prompt, field siren, station end host computer reminding and short message notification to operators on duty.
4. The substation equipment abnormity intelligent patrol system according to claim 1, wherein: the input signal of the input equipment is divided into equipment active uploading meeting the alarm monitoring of different device events, operation center and equipment terminal SOKET communication monitoring, alarm event monitoring obtained after operation center MQ data receiving processing, and port monitoring for issuing specific system tasks by a starting port monitoring mode to obtain inspection task instructions of other systems.
5. A patrol method based on the system according to any one of claims 1 to 4, characterized in that: the method comprises the following steps:
step (1): inputting an equipment abnormal condition picture in a background controller, comparing the acquired equipment abnormal condition picture by the controller, monitoring the alarm of an equipment abnormal inspection system by the input equipment, and acquiring the alarm or task information of the switching value, the analog quantity and the network input quantity of the equipment or the system;
step (2): when receiving device and system alarms or inspection tasks, the controller controls the unmanned aerial vehicle system, the video monitoring system and the robot system to collect field device abnormal certificates and confirm device abnormal conditions;
and (3): the controller outputs the equipment abnormal information in the step (2) to the front end of the inspection system to remind an inspection platform user in a manner of popup window, voice prompt, field siren, station end host computer reminding and short message notification to an operator on duty; outputting the current equipment abnormal condition formed in the step (2) to an output controller, then transmitting the linkage operation required to be taken to a corresponding system or equipment by the controller, and finishing issuing a command of the abnormal condition or task linkage inspection;
and (4): and after the linkage inspection is finished, the system sends signals to a controller operation center through a standard transmission interface, and the operation center collects and arranges the results into a linkage report and then comprehensively displays the linkage process and the corresponding results at the front end of the inspection system to finish the whole linkage inspection task.
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| CN112419534A (en) * | 2020-09-22 | 2021-02-26 | 大唐可再生能源试验研究院有限公司 | Mobile inspection system for offshore booster station |
| CN113315227A (en) * | 2021-05-13 | 2021-08-27 | 国网内蒙古东部电力有限公司呼伦贝尔供电公司 | Important parameter dual-mode identification, verification and early warning system for transformer substation in alpine region |
| CN113489139A (en) * | 2021-05-17 | 2021-10-08 | 安徽南瑞继远电网技术有限公司 | Intelligent management system of transformer substation |
| CN113706817A (en) * | 2021-08-24 | 2021-11-26 | 苏州玛旭自动化科技有限公司 | Transformer substation intelligent safety management method and system based on big data |
| CN114095586A (en) * | 2021-11-16 | 2022-02-25 | 上海许继电气有限公司 | Data acquisition system and method for access control system of transformer substation |
| CN116388034A (en) * | 2023-03-30 | 2023-07-04 | 江苏泽宇智能电力股份有限公司 | Remote substation inspection system capable of displaying images as inspection |
| CN116388034B (en) * | 2023-03-30 | 2024-03-08 | 江苏泽宇智能电力股份有限公司 | Remote substation inspection system capable of displaying images as inspection |
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Application publication date: 20200317 |