CN110707823B - Multi-dimensional intelligent remote inspection system for transformer substation - Google Patents

Abstract

The invention discloses a multi-dimensional intelligent remote inspection system for a transformer substation, which adopts independent networking and receives various kinds of operation information of a station end comprehensive system, and is in communication connection with a video center master station to acquire remote vision data, remote measurement data, remote control data and remote signaling data; the dispatching center SCADA master station system is in data communication with the station end comprehensive automatic system and receives various operation information of the station end comprehensive automatic system; the video center master station is also in data communication with the dispatching center SCADA master station system, and provides real-time video verification for remote control operation of the dispatching center SCADA master station system. The invention provides a powerful intelligent monitoring and emergency command platform for production links and security links such as remote control operation of dispatchers, remote equipment inspection, field operation and emergency disposal of operation and maintenance personnel, and the like, and can be applied to power production in accordance with practical application and guarantee safe operation of power grid production.

Description

Multi-dimensional intelligent remote inspection system for transformer substation

Technical Field

The invention relates to the field of intelligent power networks, in particular to a multidimensional intelligent remote inspection system for a transformer substation.

Background

One of the definitions of the smart grid is: based on the strong power grid which takes the extra-high voltage power grid as a backbone network frame and is coordinately developed with power grids at all levels, a unified strong intelligent power grid which is characterized by informatization, automation and interaction is constructed by utilizing advanced communication, information and control technologies.

At present, primary equipment, protection equipment, an information management system and the like gradually make great progress, but the construction requirements of an intelligent power grid, particularly the actual requirements of an unattended substation, cannot be completely met for the aspects of positioning, planning, management, comprehensive application, information sharing and the like of an auxiliary system of the substation. With the advance of the integration of deepening and regulating unattended operation, a monitoring system for power transformation operation and maintenance service needs to be built urgently. Therefore, it is necessary to develop a multi-dimensional intelligent remote inspection system for a transformer substation.

Disclosure of Invention

The invention aims to provide a multi-dimensional intelligent remote inspection system for a transformer substation, which solves the problems of confirmation of an unattended transformer substation about the on-off state of an operating disconnecting link, confirmation of the display state of a control cabinet, remote confirmation of instrument reading, remote confirmation of oil temperature and oil level and the like by using modern video intelligent analysis and trend analysis means, ensures the safety of remotely operating electrical equipment, shortens the response time of the unattended transformer substation under the emergency condition, and lays a solid foundation for realizing the remote operation of the unattended transformer substation in the real sense; the multidimensional intelligent remote inspection system is structurally designed according to actual physical areas of a transformer substation and the transformer substation and actual equipment arrangement of each area by combining inspection requirements, and tight combination of system application and actual production scheduling operation is achieved.

In order to achieve the purpose, the invention is realized by the following technical scheme:

a multi-dimensional intelligent remote inspection system of a transformer substation adopts independent networking and receives various kinds of operation information of a station end comprehensive system, and is in communication connection with a video center master station to acquire remote vision data, remote measurement data, remote control data and remote signaling data; the dispatching center SCADA master station system is in data communication with the station end comprehensive automatic system and receives various kinds of operation information of the station end comprehensive automatic system; and the video center master station is in data communication with the dispatching center SCADA master station system, and provides real-time video verification for the remote control operation of the dispatching center SCADA master station system.

Preferably, the structure of the multidimensional intelligent remote inspection system of the transformer substation is as follows:

the base layer used as a sensing data source comprises various acquisition devices at a station end;

the interface layer is used as an acquisition module, stores the acquired structured data into a real-time library and processes the received control instruction;

the application data layer is used for isolating data acquisition and data application;

the application supporting layer is used for placing the divided basic processing components, and the basic processing components comprise a video streaming media component, a login authentication authority management component, an alarm fault reporting component, a remote control component, a file uploading and downloading component, an inquiry counting component and a data exchange component;

the system comprises an application management layer and a back-end service layer, wherein the application management layer is used for processing actual business requirements, and the back-end service layer comprises basic management, video live broadcast and on-demand, video retrieval and downloading, auxiliary system monitoring, online monitoring, robot monitoring, infrared temperature measurement monitoring, intelligent inspection, intelligent linkage, intelligent early warning, operation management and control, system safety management, SCADA (supervisory control and data acquisition) butt joint and PMS (permanent magnet synchronous machine) butt joint;

and the display layer is used for displaying each function through browser login.

Preferably, the various kinds of operation information of the station-side integrated automation system include a substation monitoring video, environment monitoring data, a fire alarm signal, a security alarm signal, and a light power control signal.

Preferably, the multi-dimensional intelligent remote inspection system for the transformer substation comprises:

the real-time monitoring module is used for monitoring the transformer substation in real time;

the intelligent remote inspection module provides various inspection types and inspection modes and automatically generates an inspection plan according to a defect result obtained by inspection and the type of the equipment defect;

the alarm management module is used for alarm processing and alarm linkage;

the SCADA linkage module is used for video verification of remote control operation, intelligent verification of remote control operation and SCADA equipment fault alarm linkage;

a data acquisition and control module;

the intelligent analysis module is used for intelligent analysis of instruments, identification of on-off states of the switch disconnecting link and intelligent analysis of oil levels;

the equipment operation intelligent early warning module is used for judging the operation state of the equipment and generating early warning to prompt operation and inspection personnel based on various types of data acquired periodically and comparing the data with various alarm thresholds;

the remote distinguishing unit for the equipment state and the abnormity analyzes and records the acquired cabinet equipment and the main transformer equipment state, intelligently judges the equipment state and gives an alarm in time;

the image relevance display module is used for carrying out image relevance display on the equipment;

the key sequence control intelligent confirmation module is used for judging the indication state of the switch-on/off indication board, judging the switch-on/off state of the isolating switch and verifying and confirming whether the knife brake is in place or not;

the intelligent security management and control module of the transformer substation is used for analyzing and judging the violation behaviors of the operating personnel and realizing the remote real-time management and control and alarm of the management personnel;

the fire safety and protection fine management module is used for remotely carrying out real-time fine alarm, fault self-diagnosis, fire safety and protection alarm treatment and sending alarm information by WeChat;

an engineering emergency command platform module;

and the system management module is used for carrying out user authority management, log management, report generation and alarm and event management.

Preferably, the real-time monitoring module further comprises:

the real-time area monitoring unit is used for multi-picture real-time monitoring and plan real-time monitoring;

the real-time main equipment monitoring unit is used for monitoring video information, self temperature information and industrial environment information of primary equipment in real time and carrying out various remote operations;

an electronic map monitoring unit for monitoring, controlling operation and management of the device state on a map;

a primary wiring diagram monitoring unit for monitoring the wiring of primary electrical equipment of the substation;

the device infrared thermal image temperature measuring unit is used for displaying an infrared thermal image and a visible light image, automatically alarming for abnormal device temperature and monitoring the device temperature;

and the event recording and inquiring unit is used for recording the monitoring result of the equipment and inquiring the recorded historical information.

Preferably, the data acquisition and control module further comprises:

the fire-fighting and security protection alarm information acquisition unit is used for acquiring alarm information, fault information and running state information of a fire protection system and a security protection system in the transformer substation, receiving alarm and fault signals of field equipment in real time and transmitting the alarm information to a target position;

the industrial environment acquisition unit is used for acquiring the measurement value of the temperature and humidity sensor in the transformer substation and transmitting the measurement value to a target position;

and the light and air conditioner control unit is used for controlling the corresponding light and air conditioner.

Preferably, the device operation intelligent early warning module further comprises:

the oil level trend analysis unit is used for determining the oil leakage condition and predicting the oil level trend according to the difference value between the oil level line and the set threshold value;

and the SF6 pressure gauge trend analysis unit is used for detecting whether the change of the SF6 pressure gauge is within a normal range or not, predicting whether the change of the SF6 pressure gauge is within an allowable range or not through trend analysis and judging whether gas leakage exists or not.

Preferably, the remote determination unit for the status and abnormality of the device further comprises:

the oil-filled equipment oil leakage recognition unit is used for recognizing the main transformer oil leakage fault and the fault of the silica gel respirator;

the protection pressing plate state recognition unit is used for intelligently analyzing the protection pressing plates of the switch cabinet and the protection screen, judging whether the pressing plates are switched on or switched off or not and realizing intelligent alarm;

the cabinet body equipment fault identification unit is used for analyzing and judging the states of the acquired indicator lamp, the pressing plate, the air switch and the switching-on/off indicator lamp of the cabinet body;

the main transformer oil temperature abnormity distinguishing module detects the main transformer oil temperature in real time and informs operation and inspection personnel to take preventive maintenance measures in advance before the alarm value is reached.

Preferably, the image correlation display module further comprises:

the image correlation display unit for the disconnecting link is used for displaying the image corresponding to the disconnecting link, the image corresponding to the opening and closing indicating plate, the image corresponding to the control cabinet, the corresponding operating state of the disconnecting link and the corresponding SCADA instruction on the same picture;

the image correlation display unit for the switch is used for displaying the image corresponding to the switch, the image corresponding to the opening and closing indicator, the image corresponding to the control cabinet, the corresponding switch operation state and the corresponding SCADA instruction on the same picture;

and the image relevance display unit for the main transformer is used for displaying relevant images of an oil temperature instrument, an oil level instrument, an on-load voltage regulating instrument, a central point disconnecting link of the main transformer and a control cabinet of the main transformer corresponding to the main transformer on the same picture.

Compared with the prior art, the invention has the beneficial effects that: (1) the invention can basically completely replace routine inspection, can carry out remote automatic inspection on the whole substation once a day, record the readings of various instruments by intelligent meter reading, and grasp and store inspection pictures; the infrared thermal imaging cradle head can carry out real-time infrared online temperature measurement on each primary device, automatically generate a measurement report and do not need manual arrival detection; for the detection result, the system can automatically analyze, and an abnormal condition is found in time by combining historical data to form an abnormal analysis report; for the comprehensive patrol, although the comprehensive patrol cannot be completely replaced, the period of the comprehensive patrol can be prolonged, and the content of the manual comprehensive patrol when the user arrives at a station is reduced. (2) The invention can provide real-time video verification for remote control operation of the dispatching center. (3) The intelligent image analysis system has the functions of analyzing the running state trend of the equipment and early warning, evaluates and analyzes the running state of each equipment trend according to data acquired by inspection and the intelligent image analysis result at any time, and provides data support for equipment annual state evaluation and dynamic evaluation to a certain extent. (4) The invention is based on the built transformer substation security and fire-fighting facilities, applies advanced technologies such as intelligent control, Internet of things and video image analysis, realizes unified access management of facilities such as video monitoring, entrance guard, security protection and fire protection, perfects accident alarm facilities in partial areas, establishes data interaction and linkage mechanisms of subsystems, avoids information isolated island, effectively improves the utilization rate of each system, completes accident monitoring blind areas, optimizes emergency disposal flow, realizes centralized monitoring, centralized management, centralized operation and maintenance and efficient disposal, and aims to avoid accidents causing accident influence expansion due to detector faults, accidents causing delay accidents due to inaccurate dangerous situation judgment, accidents causing blind rescue due to unclear emergency plan and accidents causing unclear accident responsibility confirmation due to lack of records, the management and supervision level of safety production is improved, and the waste of manpower and property caused by the false alarm of security and fire fighting is reduced. (5) The invention has the functions of in-out registration and license plate recognition, can conveniently and quickly register and record personnel and vehicles entering and leaving the transformer substation, and is convenient for managers to inquire and retrieve; and the validity of personnel entering the transformer substation can be verified by combining the PMS work ticket interface, so that the safety management of the transformer substation is enhanced. (6) The emergency repair command platform can also be used as a command and monitoring platform for emergency repair, so that managers can know the field situation at the first time conveniently, and can make a repair scheme and carry out remote command.

Drawings

FIG. 1 is a schematic network communication diagram of a multidimensional intelligent remote inspection system of a transformer substation;

FIG. 2 is a schematic diagram of a multi-dimensional intelligent remote inspection system of a transformer substation according to the present invention;

fig. 3 is a schematic diagram of a core application module of the multi-dimensional intelligent remote inspection system of the transformer substation.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-2, the invention provides a multi-dimensional intelligent remote inspection system platform for a transformer substation, which adopts independent networking at a transformer substation end and can receive various operation information of a comprehensive inspection system at the substation end, such as transformer substation monitoring videos, environment monitoring data, fire-fighting alarm signals, security alarm signals, light power control signals and the like. The video center master station and the station end multi-dimensional intelligent remote inspection system information platform carry out data communication to obtain related remote vision, remote measurement, remote control and remote signaling data. The dispatching center SCADA master station system is in data communication with the station end comprehensive automatic system and receives various operation information of the station end comprehensive automatic system; meanwhile, the video center master station is in data communication with the dispatching center SCADA master station system, and real-time video verification is provided for remote control operation of the dispatching center SCADA master station system. When the SCADA master station system sends a remote control instruction to a certain device, the system automatically displays all image information, on-off state information, self temperature information, meter reading, industrial environment information of the region where the device is located and the like of the device, and a dispatcher can comprehensively analyze and judge the operation process and the real-time state of the device, so that the reliability of remote control operation is ensured.

The system of the invention supports multi-level cascading, for example, the practical case is 3-level cascading: a station end-a city main station-a provincial main station; a national network standard SIPA interface protocol is adopted between the main station and the main station; the station end and the main station adopt 103/104 protocols for fire protection and dynamic ring message interaction, and other message interaction comprises a video part and adopts a national network standard SIPB interface protocol.

As shown in fig. 2, the multidimensional intelligent remote inspection system of the substation according to this embodiment includes: the system comprises a base layer, an interface layer, an application data layer, an application supporting layer, an application management layer and a presentation layer.

The base layer is a source of various sensing data, and comprises various acquisition devices at a station end, including videos, robots, auxiliary equipment and other established systems.

The interface layer is divided into acquisition modules which respectively process acquisition of various sensors and access of the established system, the acquisition modules are converted into standard interfaces, and the acquired structural data are stored in a real-time library; meanwhile, each acquisition module of the interface layer also needs to process a control instruction issued by an upper layer.

The application data layer refers to a hierarchy that isolates the collection of data from the application of data; the system data is divided into two types of data, namely structured data and unstructured data, wherein the unstructured data only comprise video streams, pictures and the like; the design idea of the whole system of the invention is to isolate the data acquisition and the data application through the application data layer, thus facilitating the system to access new modules and expand.

Applying a support layer: according to the principle of SOA architecture, for the processing and application of structured data and unstructured data, the method is divided into a plurality of basic processing components which are arranged on an application support layer, and the support components comprise: the system comprises a video streaming media component, a login authentication authority management component, an alarm fault reporting component, a remote control component, a file uploading and downloading component, a query statistics component and a data exchange component.

An application management layer: the back-end service for processing actual service requirements is divided according to the service requirements, each back-end service processes a corresponding class of service functions after modularization, each back-end service is decoupled, the back-end service is designed according to the functional requirements of the current system, and the back-end service of an application management layer comprises the following steps: the system comprises a basic management module, a live video broadcast and on-demand video broadcast module, a video retrieval and downloading module, an auxiliary system monitoring module, an on-line monitoring module, a robot monitoring module, an infrared temperature measurement monitoring module, an intelligent patrol module, an intelligent linkage module, an intelligent early warning module, an operation management and control module, a system safety management module, a SCADA (supervisory control and data acquisition) docking module and a PMS (permanent magnet synchronous machine) docking module.

The display layer is a level that the front-end function service of the system can be displayed by logging in the system through a browser.

On the basis of an intelligent transformer substation auxiliary system comprehensive monitoring platform, the multidimensional intelligent remote inspection system develops deep application in the aspects of making an intelligent remote inspection strategy, analyzing and prejudging equipment states and trends, managing and controlling field operation safety risks, remote video verification during sequential control operation and the like through monitoring inspection, data analysis and data mining of a transformer substation. The multi-dimensional intelligent remote inspection system is applied to remote intelligent inspection, intelligent early warning and remote intelligent identification of operation and maintenance personnel, analyzes and pre-judges the running state of equipment in advance, reduces the times of routine inspection and abnormal inspection when people arrive at a station, and improves the operation and maintenance working efficiency and quality. In addition, the multi-dimensional intelligent remote inspection system also realizes the fine management of fire safety and fire protection, and the real-time supervision of operation tickets, personnel, operation processes, safety equipment and safety measures of each operation team, realizes the on-site alarm of violation of the personnel, greatly improves the safety production level of the transformer substation, and has huge social benefits

As shown in fig. 3, the multi-dimensional intelligent remote inspection system for a transformer substation of the present invention specifically includes the following functional modules: the intelligent remote monitoring system comprises a real-time monitoring module 1, an intelligent remote inspection module 2, an alarm management module 3, an SCADA linkage module 4, a data acquisition and control module 5, an intelligent analysis module 6, an intelligent early warning module 7 for equipment operation, a remote distinguishing module 8 for equipment state and abnormity, an image correlation display module 9, a one-key sequential control intelligent confirmation module 10, an intelligent security management and control module 11 of a transformer substation, an firefighting fine management module 12, an engineering emergency command platform module 13 and a system management module 14.

The real-time monitoring module 1 further comprises a real-time region monitoring unit 11, a real-time main device monitoring unit 12, an electronic map monitoring unit 13, a primary wiring diagram monitoring unit 14, a device infrared thermal image temperature measuring unit 15 and an event recording and inquiring unit 16.

The real-time area monitoring unit 11 is used for multi-screen real-time monitoring and plan real-time monitoring. Wherein, for multi-picture real-time monitoring: the multi-channel video information can be optionally monitored on the same screen, namely the multi-channel real-time image information of the transformer substation can be monitored on the same screen; the image information can be switched at any time, and various modes such as single-picture manual switching, single-picture automatic rotation viewing, multi-picture manual switching, multi-picture automatic rotation viewing and the like can be selected. For plan view real-time monitoring: the distribution positions of corresponding cameras, fire-fighting smoke detectors, temperature and humidity and security areas are drawn on the plan of the transformer substation and the plan of each floor of the main control building, the distribution condition and the basic information of each monitoring point device can be checked through the plan, real-time videos can be watched, and real-time information (image information, alarm information, system log information, operation log information and the like) can be checked. When the system gives an alarm, a linkage picture corresponding to the alarm position can be pushed out. An operator selects any region of the transformer substation, the system automatically lists all the equipment installed in the region on the same operation page, and simultaneously displays all the scenes related to the region; an operator can select any scene in the area, and the angle and the size of a monitoring picture are adjusted by controlling the holder and the lens to monitor the whole area or part; and displaying the name of the area, the temperature and humidity of the area, the light, the infrared double-technology and other states or readings of the environmental equipment or the security equipment on the same picture.

The real-time master monitoring unit 12 may implement the following functions: the video information, the self temperature information and the industrial environment information of primary equipment such as each main transformer, a circuit breaker, a disconnecting switch, a capacitor and the like are monitored in real time on a tree menu, a main wiring diagram and an electronic map, and various remote operations can be carried out; the method comprises the following steps of monitoring video information, self temperature information and industrial environment information of primary equipment such as each main transformer, a circuit breaker, a disconnecting switch, a capacitor and the like in real time on a main wiring diagram, and carrying out various remote operations; and checking the working states and real-time images of the fire-fighting probe, the security probe and the access control system in each area in real time through the electronic map.

The electronic map monitoring unit 13 may implement the following functions: the method supports monitoring, controlling operation and management of the states of equipment (cameras, door controls, lamp controls, electronic fences and the like) on a map; the functions of zooming in, zooming out and roaming the map are supported; the linkage of alarm events is supported, and when an alarm occurs, the transformer substation is directly managed on a map; automatically pushing out a real-time picture of an alarm place on the electronic map; displaying the positions of video monitoring equipment such as a camera, an alarm, temperature and humidity and the like and the numerical values of environment monitoring quantity; the electronic map is visually browsed according to tree-shaped hierarchical structures such as transformer substations, voltages and the like; the distribution of equipment such as cameras and the like and the states of arming, disarming and alarming of alarm equipment are displayed in each level of electronic map; editing and configuring an electronic map, setting the map, and setting the positions of a camera and an alarm; and browsing the video images on the electronic map, and storing map information in a database.

The primary wiring diagram monitoring unit 14 can realize the following functions: drawing a primary electrical equipment wiring diagram of the transformer substation by adopting a special tool, wherein the diagram is a vector diagram; a user directly clicks corresponding equipment on the electrical equipment diagram, all scenes of the corresponding equipment can be directly called out, and environmental equipment or security equipment such as temperature, humidity, light and the like in the area where the equipment is located can be displayed at the same time; the system supports the switching of a main interface, monitoring personnel can switch the main interface to a transformer substation environment wiring diagram mode, the wiring diagram must be a vector diagram, the diagram cannot be distorted under the conditions of amplification and reduction, equipment such as fire control, security protection and video and the like are displayed in the main wiring diagram according to the field conditions, and equipment which gives an alarm needs to flicker to remind.

The infrared thermal image temperature measuring unit 15 of the device can realize the following functions:

simultaneously displaying an infrared thermal imaging image and a visible light image: the multi-dimensional intelligent remote inspection system of the transformer substation displays an infrared thermal imaging picture and a visible light picture on the same picture;

the automatic alarm function of the abnormal temperature of the equipment is as follows: the method can set the codes of the power equipment, the names of the transformer substations, the names of the power equipment, the types of the power equipment, the early warning temperature of the equipment, the warning temperature of the equipment and the picture path of the equipment; when the temperature of the equipment exceeds a set early warning value, starting an alarm;

the overall monitoring function of the equipment temperature is as follows: when the overall temperature change condition of the power equipment needs to be monitored, a rectangular monitoring object can be arranged on the monitored power equipment, and the rectangular monitoring object contains the conditions of the overall real-time temperature and the like of the monitored power equipment;

other functions are as follows: an infrared timing or continuous photographing function; the temperature position coordinates of the highest point and the lowest point in the monitoring image can be displayed simultaneously; simultaneously acquiring the highest temperature of 32 sub-areas; report output and history query functions; the function of inquiring historical temperature curve graphs of the power equipment; the temperature contrast analysis function of the similar power equipment;

the system automatically discovers various violation behaviors such as program violation, behavior violation and the like through the comparative analysis of the two types of information, and realizes the safety control of the whole process of each operation ticket by taking the operation ticket as a clue.

The event recording and querying unit 16 may record a monitoring result of the device, where the recorded content includes information such as an operating state of the substation device, fault description information, fault discovery time, and fault handling condition, and may query the recorded historical information.

In the long-range module 2 of patrolling of intelligence, further include: the multi-dimensional comprehensive remote inspection system platform provides various inspection types and inspection modes for users, and has strong functions and convenient use; the remote patrol route is formulated according to patrol standards, and can replace manual work to go to a station for patrol, so that the patrol standards and efficiency of operation and maintenance personnel are greatly improved, and the safety risk caused by field patrol is reduced. The inspection modes provided by the system are 3, namely a standard inspection mode, a special inspection mode and a defect inspection mode. The standard patrol mode comprises the following steps: comprehensive inspection, routine inspection and special inspection; the special patrol mode comprises the following steps: bird's-eye view inspection, pressure plate inspection, instrument inspection, oil leakage inspection and infrared temperature measurement inspection; and a defect inspection mode: according to the defect result obtained by inspection and the type of the equipment defect, the system automatically generates an inspection plan, so that operation and maintenance personnel can know which equipment in which transformer substations break down in advance, the purpose of maintenance is clear, and the inspection efficiency is greatly improved.

Wherein, the patrol types mainly include full patrol, routine patrol, night patrol and special patrol.

(1) And (3) comprehensively inspecting: and (3) automatic starting execution by a regular background:

and (3) comprehensively inspecting equipment: and (3) patrolling all parts of all equipment, wherein the patrolling points are more, so that the patrolling route can be set once a month or once every two weeks, and the patrolling route is set according to single items such as each interval and each main transformer.

(2) And (3) routine inspection: and (3) automatic starting execution by a regular background:

equipment routine patrol (focus patrol): the comprehensive inspection range is simplified, and only the key parts of key equipment are seen, so that the inspection is performed once a week. And (4) making a tour route according to the single items of the tour route such as each interval and each main transformer.

(3) Night patrol: and (3) automatic starting execution by a regular background:

night patrol with equipment turned off: and closing all the cloud platform white light lamps, and inspecting the lead connectors, the porcelain bottles and the sleeves to find the phenomenon that the connectors emit heat and emit red or the phenomenon that the insulating porcelain bottles flashover and discharge. The device can be used for panoramic view without local detail scenes of phase splitting, and infrared temperature measurement reading is carried out on all heating parts twice a day.

(4) Special patrol: not regularly tour, only to special weather, manual start is tourd:

(a) strong wind tour (air floating tour): the method is carried out in the weather of strong wind and typhoon, and the firm conditions of outdoor architecture, buses, lead wires and the like and whether foreign objects possibly scrape operating equipment or not are mainly checked.

(b) Snow patrol (insulator bushing patrol): the method is carried out in the weather of snowfall, freezing rain, rain and snow, and the like, and is mainly used for detecting whether the insulator and the sleeve have flashover discharge phenomenon and icing and snow accumulation phenomenon.

(c) Lightning patrol (patrol of lightning arrester instrument): and after the thunderstorm weather passes, performing patrol of meter reading numbers of all the lightning arrester instruments.

(d) Peak load patrol (lead tab patrol): the heat generation of the large current portion and each contact is mainly examined.

(e) High temperature weather patrol (oil level patrol): and in extreme high-temperature weather, checking whether the temperature of equipment such as a transformer is high or not and the oil level.

(f) Low-temperature weather inspection (oil level inspection): when the weather is suddenly cooled, the oil level and the pipeline of the oil filling equipment are intensively checked for frost cracking.

In addition, in this embodiment, the patrol operation mode includes:

(1) manual patrol: the attendant manually patrols one by one according to a preset patrol route, and patrols one by one and records one.

(2) Automatic inspection: after the person on duty starts the patrol, the system automatically switches pictures according to the patrol route without intervention.

(3) Regularly patrolling: the person on duty is absent, the time is set, the system automatically starts the patrol when the time comes, and all pictures in the patrol process are recorded. The person on duty can read at any time.

(4) Intelligent patrol: the background of the system automatically receives the linkage signal of the SCADA equipment fault, automatically makes and executes the patrol route of the relevant fault equipment, and obtains the video signal of the equipment fault site at the first time to provide basic data for overhauling, operation and maintenance.

The alarm management module 3 further includes an alarm processing unit 31 and an alarm linkage unit 32.

The alarm processing unit 31 may implement the following functions: when the video system, the intelligent analysis system, the security system, the fire fighting system, the industrial environment system, the automatic remote inspection system and the like of the transformer substation give an alarm at will, the alarm information is uploaded to the central main station, and commanders can carry out targeted processing and command. The alarm information uploaded to a monitoring center (a central main station of a region) by the multidimensional intelligent remote inspection system of the transformer substation can be divided into 9 types: fire alarm; infrared correlation alarm; alarming by an electronic fence; alarming the ambient temperature and humidity; emergency buttons (security, fire protection); motion detection alarm (picture change); image equipment failure alarm (host abnormality, channel abnormality, camera abnormality); fire fighting equipment failure alarm; and (4) giving a fault alarm to security equipment (electronic fence or infrared correlation). When the above alarms occur, the system can automatically record alarm information, start video recording and send out alarm prompts; the alarm information should have a time scale accurate to the second level; when multi-point alarm occurs, the alarm signals are displayed and stored according to the time sequence. The alarm information is combined with the video data, and the corresponding image video can be retrieved and played back by the alarm information; the operator can realize various functions of remote arming, disarming, police clearing, hanging a maintenance test board, log query and the like of the alarm device through the workstation; the operator can classify, count, inquire and summarize the alarm information.

The alarm linkage unit 32 may implement the following functions: the video subsystem can automatically link with a security subsystem, a fire-fighting subsystem, an environment subsystem and a light control subsystem in the transformer substation for alarming and video recording; when fire alarm, security alarm or illegal intrusion, temperature and humidity alarm occur, related equipment (such as a camera, illumination, a siren and the like) can be automatically linked according to corresponding strategies or plans of alarm linkage, the nearby camera is automatically linked to turn to the equipment or area giving out the alarm, illumination light is turned on, images are automatically displayed and recorded for storage, alarm information and related images are simultaneously transmitted, and the alarm position and type are automatically indicated on a plane graph; the alarm linkage supports one-point alarm of linkage of a plurality of cameras (namely, linkage of a plurality of cameras nearby); in addition, still contain the warning linkage video recording function: any subsystem alarms, the video subsystem is automatically switched to a corresponding camera, the video subsystem with a preset position is automatically switched to a specified preset position, the station side video processing unit automatically records the video, and meanwhile, alarm information and related images are transmitted to the platform; simultaneously, still contain event intelligence linkage function: the events comprise alarm events and also comprise some non-alarm events, such as normal card swiping of an entrance guard, normal operation of equipment and the like. After the event occurs, the platform can realize intelligent linkage among subsystems.

The SCADA linkage module 4 further comprises a remote control video verification unit 41, a remote control intelligent verification unit 42 and a SCADA equipment failure alarm linkage unit 43.

The remotely operated video verification unit 41 may implement the following functions: when the SCADA system sends a remote control instruction to a certain device, all field image information (namely videos of a plurality of cameras nearby the device and relevant environment information) of the device and industrial environment information of the region where the device is located are automatically displayed in a linkage video mode, and a dispatcher can comprehensively analyze and judge the operation process and the real-time state of the device, so that the reliability of remote control operation is guaranteed.

The remotely operated intelligent verification unit 42 may implement the following functions: after the SCADA system sends a remote control instruction to a certain device, the system can intelligently analyze various indexes of the main transformer, the circuit breaker, the disconnecting switch, the grounding disconnecting link and other devices through an intelligent video analysis technology, obtain state parameters and meter reading of the devices, intelligently judge whether the state of the devices is consistent with the SCADA instruction or not and whether the meter reading is normal or not, and can give an alarm in real time.

The SCADA device failure alarm linkage unit 43 may implement the following functions: when the SCADA system finds that a certain device has a fault, fault information is sent to a central main station of the multidimensional intelligent remote inspection system through a message, the system automatically pops up all image information of the fault device and industrial environment information of the area where the device is located, and a dispatcher can comprehensively analyze and judge the operation process and the real-time state of the device, so that the fault phenomenon can be comprehensively analyzed and mastered.

The data acquisition and control module 5 further comprises a fire protection and security alarm information acquisition unit 51, an industrial environment acquisition unit 52 and a light and air conditioning control unit 53.

The fire protection and security alarm information acquisition unit 51 can realize the following functions: the intelligent control unit collects alarm information, fault information and running state information (such as shielded or isolated state information) of a fire protection system and a security system in a transformer substation in real time through the security access module and the fire protection access module, receives alarm and fault signals of field equipment in real time, and transmits the alarm information to a central main station of a region.

The industrial environment acquisition unit 52 may implement the following functions: the intelligent control unit collects the measured values of the temperature and humidity sensors in the transformer substation and transmits the information to the central master station of the region. The environment monitoring device mainly comprises: a temperature and humidity sensor, a water immersion sensor, a wind speed sensor, a rainfall sensor and an SF6-O2 gas detector. The sensor and the detector acquire field environment information and accurately reflect the actual field environment condition. All sensors and detectors are transmitters, acquired analog quantity is converted into digital quantity through AD conversion, all the sensors and detectors adopt MODBUS protocol and transmit the digital quantity to the intelligent control unit through 485 buses.

The light and air conditioner control unit 53 may implement the following functions: and according to the control command of the software client, the intelligent control unit is connected with a lighting control module, an air conditioner control module and the like installed in the transformer substation to control corresponding lighting and air conditioners.

The intelligent analysis module 6 further comprises an instrument intelligent analysis unit 61, a switch disconnecting link on-off state identification unit 62 and an oil level intelligent analysis unit 63.

The meter intelligent analysis unit 61 may implement the following functions: when the meter pointer exceeds a set alarm value, an alarm is triggered, and the intelligent video analysis system can read the meter reading and automatically record the meter reading.

The switch disconnecting link on-off state identification unit 62 can realize the following functions: the intelligent video analysis system can judge the opening and closing states of the switch or the disconnecting link, judge whether the actual working state is inconsistent or other abnormity exists according to other preset information or conditions, and give an alarm.

The oil level intelligent analysis unit 63 can realize the following functions: analyzing the oil level of a sleeve at each side of the main transformer, the oil level of an oil conservator and the oil level of CT and PT, judging whether the oil level is displayed in a reasonable interval range, predicting whether the risk of oil leakage exists or not, comparing the oil levels in the recent period of time, and judging the operation trend of equipment; and intelligently alarming when the specified range is exceeded.

The intelligent early warning module 7 for equipment operation can realize the following functions: the system periodically acquires data of each meter such as an SF6 pressure meter, a main transformer oil temperature oil level meter, a CT/PT oil level meter and the like through image analysis to form a historical data curve. The temperature of a heating part of primary equipment is periodically collected through an infrared thermal imager to form a historical data curve. The change trend of the data is analyzed at regular time, when the data reaches an alarm threshold value or the change rate of the data is changed greatly, the operation condition of primary equipment is judged intelligently, early warning is generated in time, operation and inspection personnel are prompted, and technical support is provided for preventing and eliminating hidden danger of the equipment in advance. Wherein, the intelligent early warning module 7 further comprises an oil level trend analysis unit 71 and an SF6 pressure gauge trend analysis unit 72.

The oil level tendency analysis unit 71 may realize the following functions: normally, a certain curve exists between the oil level and the oil temperature, however, when oil leakage occurs, the oil level line may deviate from a theoretical value, and according to a difference state, whether oil leakage exists or not can be determined, oil level trend prediction is carried out, and therefore the problem that oil leakage possibly exists is found in advance.

The SF6 pressure gauge trend analysis unit 72 can implement the following functions: whether the change of the SF6 pressure gauge is within a normal range or not is detected, whether the change of the SF6 pressure gauge is within an allowable range or not is predicted through trend analysis, and whether the possibility of gas leakage exists or not is judged.

The remote distinguishing module 8 for the equipment state and abnormality can realize the following functions: the system analyzes and records the acquired states of the cabinet equipment and the main transformer equipment through intelligent image analysis, finds the running condition of primary equipment in time by combining historical data, intelligently judges the state of the equipment, and gives an alarm in time to avoid greater loss. The remote determination unit 8 for the equipment state and abnormality further includes an oil leakage identification unit 81 for the oil-filled equipment, a state identification unit 82 for the protection pressing plate, a fault identification unit 83 for the cabinet equipment, and a main transformer oil temperature abnormality determination module 84.

The oil-filled equipment oil leakage recognition unit 81 can realize the following functions: the system intelligently analyzes and judges through collecting specific readings of a main transformer oil level gauge, oil stain pictures of stains or oil leakage positions of a main transformer field area, appearance pictures of a current transformer, a voltage transformer, a circuit breaker and the like in intervals, and realizes main transformer oil leakage fault identification. The system collects the pictures of the main transformer silica gel respirator and analyzes the color change, so that the fault identification of the silica gel respirator is realized.

The protective platen state identification unit 82 may implement the following functions: the protection pressing plates of the switch cabinet and the protection screen are intelligently analyzed, whether the pressing plates are switched on or off is judged, the result is compared with the result of the last time, and intelligent alarm can be given if the pressing plates of the two times are in different states.

The cabinet device failure recognition unit 83 may implement the following functions: the system adopts image intelligent analysis technique, carries out analysis, judgement to pilot lamp, clamp plate, air switch, divide-shut brake pilot lamp state of the cabinet body that acquires, and the judgement mode can divide into 2 kinds: and (3) single state judgment: according to the equipment state obtained by each analysis value, the alarm can be directly given out when the alarm threshold value is reached; and (3) combination discrimination: and (3) researching the standard (needing operation and maintenance station completion) for judging the fault by combining multiple states, if the switch cabinet opening and closing indication plate is in a closed state, the cabinet body indication lamp is in a closed and bright state, but the overhaul pressing plate is in an overhaul input state, the fault is determined.

The main transformer oil temperature abnormality determination module 84 can realize the following functions: the oil temperature of the main transformer is detected in real time, and operation and maintenance personnel are informed in advance to take relevant preventive maintenance measures before the alarm value is reached. The change of load and air temperature is the direct reason of the change of oil temperature, and when insulation has a problem, the oil temperature can be increased by leakage current caused by insulation damage, and the phenomenon can be used for detecting possible problems of equipment such as a main transformer and the like.

The image relevance display module 9 is configured to perform image relevance display on the device, that is, display all image information, state information, and data information related to the device on the same page. Wherein, the image correlation display module 9 further comprises an image correlation display unit 91 for the knife switch, an image correlation display unit 92 for the switch, and an image correlation display unit 93 for the main transformer.

The image correlation display unit 91 for the knife switch may implement the following functions: when the staff inquires any group of disconnecting link, the image corresponding to the opening and closing indication board, the image corresponding to the control cabinet, the corresponding operating state of the disconnecting link, the corresponding SCADA instruction and the like are displayed on the same picture. The user can master the operation state of the equipment in a multi-angle and all-around manner when patrolling the equipment.

The image correlation display unit 92 of the pair of switches may realize the following functions: when the staff inquires any group of switches, images corresponding to the opening and closing indication boards, images corresponding to the control cabinet, corresponding switch operation states, corresponding SCADA instructions and the like are displayed on the same picture. The user can master the operation state of the equipment in a multi-angle and all-around manner when patrolling the equipment.

The image correlation display unit 93 for the main transformer may implement the following functions: when a worker inquires the working state of the main transformer, related images of an oil temperature instrument, an oil level instrument, an on-load voltage regulation instrument, a central point disconnecting link of the main transformer, a control cabinet of the main transformer and the like corresponding to the main transformer are displayed on the same picture.

The one-key sequence control intelligent confirmation module 10 can realize the following functions:

judging the indication state of the on-off indicator and the on-off state of the isolating switch through intelligent image analysis (based on a technical route of deep learning); and verifying and confirming whether the knife switch is in place again by adopting a laser ranging technology. The advantages are that: the device is installed in a non-contact manner with primary equipment, and power-off installation and maintenance are not needed; when the sequence control is operated, the system automatically pops up an opening and closing indication board, a panoramic image, a single-phase image, an intelligent analysis result of the system, a laser ranging auxiliary judgment result, a comprehensive judgment result and the like of the operating circuit breaker (or disconnecting switch); when the sequential control operation condition is met, the system automatically executes the remote operation of the next equipment; when the sequence control operation condition is not met, sending abnormal information to the comprehensive automatic control system; the staff can manually confirm (compare the scene image with the abnormal information) through the scene real-time image, and can manually terminate the sequence control operation and continue to execute the sequence control operation.

Aiming at the intelligent safety control module 11 of the transformer substation, the safety regulations of operators, operation areas and operation flows are integrated by combining with a mobile detection technical means, a movable operation control strategy is adopted, visual warning when the operators approach high-voltage equipment is realized through a human body approach detection technology and an image intelligent analysis technology, analysis and judgment of violation behaviors of the operators are realized, and remote real-time control and alarm of managers are realized; the system carries out the mode of delimiting the area in advance to the transformer substation perimeter, and once someone is out of range, the intelligent alarm can be given. The boundary crossing identification of the transformer substation enclosure area comprises perimeter identification and personnel intrusion identification, and the system provides personnel intrusion positions and position maps of the personnel intrusion positions in a defined area, so that the boundary crossing positions are clearly and visually displayed. The intelligent security management and control module 11 of the transformer substation specifically realizes the following functions:

(1) and (4) operation program compliance:

(1-a) intelligent registration and license plate recognition: the intelligent registration of entering and exiting the transformer substation is realized by swiping the identity card or the employee card, the license plate of the entering and exiting transformer substation is automatically identified, and the entering and exiting records are automatically associated, so that the data management of the personnel and the vehicles of the unattended transformer substation entering and exiting the transformer substation is realized.

(1-b) work ticket remote video licensing: telephone permission required by safety regulation is visualized, a remote video permission all-in-one machine is configured at a substation, and identity and quantity of field work responsible persons and working personnel are verified through remote video permission, so that effective safety control over field work of an unattended substation is realized.

(1-c) remote authorization of the substation 'one key through': and the refined management of the transformer substation key is realized. The remote authorization function of the one-key-through key is integrated into the auxiliary comprehensive monitoring system, remote authorization is carried out according to the working place and the working time of a work ticket, and two authorization modes of user information and dynamic codes are supported to prevent operators from mistakenly entering an interval and colliding equipment.

(2) Operation behavior compliance:

(2-a) wearing identification: through image intelligent analysis, whether wearing safety helmet, red vest automatically discernment.

(2-b) boundary crossing recognition: by dividing the virtual electronic fence through video images and adopting intelligent analysis, whether the team personnel works out of bounds (crossing the fence, mistakenly entering other intervals, mistakenly entering other rooms and the like) is automatically identified.

(2-c) ascending recognition: whether the work area has ascending behaviors or not is automatically identified.

(2-d) safe distance identification: whether a safe distance is kept between an operator and the high-voltage live equipment or not is automatically identified.

(2-e) Key step management: when the operation of key processes in the operation ticket is executed, the manager is automatically reminded, and the remote monitoring is realized.

(3) Workplace safety, as follows:

measuring wind speed and rainfall: automatically measuring wind speed and rainfall through a field detector, and judging whether safety conditions are met;

weather early warning: leading in weather early warning issued by a weather station, and judging whether the weather early warning meets the operation conditions in time;

SF6 detection: automatically detecting the concentration of SF6 in a GIS equipment area, and automatically judging whether the concentration meets the operation condition;

temperature measurement: automatically detecting whether the temperature of the operation area is within a working value, and sending an alarm if the temperature exceeds the working value;

and (3) humidity measurement: automatically detecting whether the humidity of the operation area is within a working value, and sending an alarm if the humidity exceeds the working value;

the security system: automatically judging whether security alarm and defect occur in the operation place;

a fire-fighting system: and automatically judging whether the fire-fighting facilities in the operation place have alarms and defects.

(4) The work implement is safe as follows:

appliance matching: the system automatically matches and recommends the applicable security appliances according to the work content of the job ticket;

appliance reception: the system automatically judges whether the actual receiving safety appliance meets the requirements, and otherwise, an alarm is sent out and recorded;

returning the appliances: the system automatically judges whether the actual returning safety appliance is matched with the receiving time, and otherwise, an alarm is sent out and recorded;

the appliance periodically detects: by comparing the operation ticket information, the system automatically judges whether the specification of the applied safety appliance is consistent with the actual application; automatically judging whether the adopted safety device is in the valid period (regular monitoring); the safety of the working device is ensured.

(5) A security management application, as follows:

alarm linkage: when the safety production condition is not met or any violation occurs, 1) automatically prompting in a voice mode on site; 2) remote (client, APP) automatic alarm and linkage field image; 3) automatically recording the time of the violation, the team, the content of the violation, the field video and the like.

Key supervision: the system automatically prompts the supervisors to carry out real-time monitoring and remote guidance on key operation sites and key procedures.

Intelligent query: and automatically counting and summarizing all operation site conditions according to operation tickets, operation groups, group members, operation time, operation types and the like.

And (4) reporting the violation: the system automatically generates all violation records of all job sites, including screenshots, time, teams and groups, job contents, violation contents, disposal measures and the like

APP mobile client: and safety supervision can be carried out anytime and anywhere.

The firefighting refinement management module 12 further includes a remote real-time fine alarm unit 121, a fault self-diagnosis unit 122, an firefighting alarm handling unit 123, and a WeChat push unit 124.

The remote real-time fine alarm unit 121 may implement the following functions: (1) carry out the monitoring of reporting an emergency and asking for help or increased vigilance of theftproof, fire prevention, place etc. to transformer substation, mainly include: fire alarm and anti-theft security alarm signals are collected, processed and uploaded to a video center main station; when the station end is abnormal in fire protection, the system can link related equipment and send alarm information; (2) by means of protocol cracking, transformer substation security protection, fire probe partition area and fine management are achieved; the working states of all the detectors at the front end are received in real time, and the problem that a monitoring center can only receive a total alarm signal in the current mode is solved; (3) the system can carry out intelligent identification to the mistake is reported an emergency and asked for help or increased vigilance, can the autofilter to the mistake warning system to come out information to monitoring personnel propelling movement, whether carry out shielding operation by monitoring personnel's decision.

The fault self-diagnosis unit 122 may realize the following functions: the real-time state monitoring of a security detector and a fire detector installed in a transformer substation and a host is realized, and the fault of a front-end detector is found in time; the fault self-diagnosis function of the detector is realized, and the possibility of 'selective maintenance' of the operation and maintenance of the fire protection system is avoided; if the maintenance manufacturer arbitrarily performs the operations of shielding, isolating and deleting, the system still shows a fault state, and the illegal behaviors are avoided;

the fire alarm handling unit 123 may implement the following functions: the closed-loop operation processing mechanism of monitoring, alarming, processing and ending the real-time states of a security detector, a fire detector and a host installed in a transformer substation is realized, and the flow compliance and the operation compliance are ensured.

The WeChat push unit 124 can implement the following functions: (1) the warning information is pushed through the WeChat or the multimedia message, the pushed content comprises instantaneous (the requirement on timeliness of security intrusion snapshot) snapshot pictures of warning points, the description of the warning point positions, the automatic analysis results of the system, the transformer substation positions and contact information, the treatment suggestion information judged by the system and the like, and the possibility of missing the warning information is reduced; (2) the information is timely and detailed pushed, so that the information transmission during real police is facilitated, emergency personnel can judge the scale of an accident and select a targeted emergency plan, and the emergency disposal efficiency is improved; (3) alarm handling process: the method comprises the steps that after security protection and fire alarm are generated in a transformer substation, the transformer substation is preferentially sent to a client and a WeChat of a first-level user, the first-level user confirms that the alarm is actually sent to the client and the WeChat of a second-level user, if the first-level user confirms that the alarm is false, the alarm is not sent to the second-level user, and if the first-level user does not confirm due to overtime (default for 10 minutes and configurable), the alarm is automatically sent to the second-level user.

The engineering emergency command platform module 13 can implement the following functions: when major security, fire protection, production and other events of the transformer substation occur and emergency command is needed, the system can display all images related to the events and related security equipment alarm records, security equipment states, fire protection equipment alarm records, industrial environment parameters and the like on the same picture according to the designated areas or equipment, and meanwhile, the system automatically analyzes the number of the on-site people and provides decision basis for remote emergency command.

The system management module 14 further includes a user authority management unit 141, a log management unit 142, a report generation unit 143, and an alarm and event management unit 144.

The user right management unit 141 may implement the following functions:

the multi-dimensional intelligent remote inspection system platform of the transformer substation has perfect authority setting and hierarchical management functions;

and by combining with user administrative setting, the multi-dimensional intelligent remote inspection system platform of the transformer substation can set different authorities and carry out hierarchical management according to different authorities. The method is specifically divided into the following three steps: the administrator: all operations of the platform can be carried out, including configuring the operation authority of other users; the operator: according to the authority set by the administrator, completing all or part of operations of the related subsystems; and (4) browsing the user: only browsing images and partial information;

the multidimensional intelligent remote inspection system platform of the transformer substation has a perfect operation management function, only an administrator can set user control permission, and meanwhile, the platform has the functions of 'same time and unique control', and specifically comprises the following three aspects: at the same time, the same equipment can be controlled by only one operator; at the same time, the same operator can only control one device, and is not allowed to control other devices; when a plurality of operators control the same equipment, the time priority principle is followed: i.e. the operator first gives priority to control.

The log management unit 142 may implement the following functions: the running logs including operation logs, alarm logs, system abnormal logs and the like are automatically generated, and log query and printing output in a report form can be conveniently performed.

The report generation unit 143 may implement the following functions: the report function realized by configuration is simple, the report can be generated at regular time, the data in the report is historical data of equipment measuring points for a period of time, and the data can be displayed by graphs. The format is fixed, and the report is generated by the template. The report can be derived and generated by a historical curve in a platform page, and can also be configured and generated by a data storage module.

The alarm and event management unit 144 may implement the following functions:

when the system finds the alarm event, the alarm event is immediately sent to an event bar for displaying and is added to a database for recording. The event column displays preset colors according to the level and the state of the event;

the user can see the alarm and recovery conditions of the equipment by observing the event column, and can confirm the event in the event column. After the confirmation process, the event disappears in the event column;

when a user needs to check and analyze the historical alarm event, a historical event and log query program can be called, conditions (equipment range, time range, level range, event type, confirmation state and confirmation time) are selected for combined query, the required historical event is obtained, and a report can be derived; in the query interface, historical events may also be confirmed.

The multi-dimensional intelligent remote inspection system for the transformer substation is designed according to the specific requirements of regulation and control integration, an unattended transformer substation and five-way measures, provides a powerful intelligent monitoring and emergency command platform for production links and security links of remote control operation and remote equipment inspection of dispatchers, field operation and emergency treatment of operation and maintenance personnel, and can be applied to power production and safety operation of power grid production. For example, according to the manual arrival inspection of each substation for at least 4 times per month on average, the workload of 1 vehicle and 2 workers is calculated for each inspection according to the workload of 1 day, and under the condition that one operation and maintenance station manages 20 substations, the workload of 160 people is reduced in one month, meanwhile, the vehicle oil cost, the vehicle loss, the personnel investment, the outgoing cost and the like are saved by about 80000 yuan, and each operation and maintenance station saves nearly 100 ten thousand yuan each year, so that the economic benefit is huge.

While the present invention has been described in detail with reference to the preferred embodiments, it should be understood that the above description should not be taken as limiting the invention. Various modifications and alterations to this invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be determined from the following claims.

Claims (8)

1. The utility model provides a long-range system of patrolling and examining of multidimensional intelligence of transformer substation which characterized in that, the framework of the long-range system of patrolling and examining of multidimensional intelligence of transformer substation divide into:

the base layer used as a sensing data source comprises various acquisition devices at a station end;

the interface layer is used as an acquisition module, stores the acquired structured data into a real-time library and processes the received control instruction;

the application data layer is used for isolating data acquisition and data application;

the application supporting layer is used for placing the divided basic processing components, and the basic processing components comprise a video streaming media component, a login authentication authority management component, an alarm fault reporting component, a remote control component, a file uploading and downloading component, an inquiry counting component and a data exchange component;

the system comprises an application management layer and a back-end service layer, wherein the application management layer is used for processing actual business requirements, and the back-end service layer comprises basic management, video live broadcast and on-demand, video retrieval and downloading, auxiliary system monitoring, online monitoring, robot monitoring, infrared temperature measurement monitoring, intelligent inspection, intelligent linkage, intelligent early warning, operation management and control, system safety management, SCADA (supervisory control and data acquisition) butt joint and PMS (permanent magnet synchronous machine) butt joint;

the display layer is used for displaying each function through browser login;

the multi-dimensional intelligent remote inspection system of the transformer substation adopts independent networking and receives various kinds of operation information of a station end comprehensive system, and is in communication connection with a video center master station to acquire remote vision data, remote measurement data, remote control data and remote signaling data; the dispatching center SCADA master station system is in data communication with the station end comprehensive automatic system and receives various kinds of operation information of the station end comprehensive automatic system; and the video center master station is in data communication with the dispatching center SCADA master station system, and provides real-time video verification for the remote control operation of the dispatching center SCADA master station system.

2. The substation multidimensional intelligent remote inspection system according to claim 1, wherein the various types of operation information of the station-side integrated automation system include substation monitoring videos, environment monitoring data, fire alarm signals, security alarm signals and light power control signals.

3. The substation multidimensional intelligent remote inspection system according to claim 1, wherein the substation multidimensional intelligent remote inspection system comprises:

the real-time monitoring module (1) is used for monitoring the transformer substation in real time;

the intelligent remote inspection module (2) is used for providing various inspection types and inspection modes and automatically generating an inspection plan according to a defect result obtained by inspection and the type of equipment defects;

the alarm management module (3) is used for alarm processing and alarm linkage;

the SCADA linkage module (4) is used for video verification of remote control operation, intelligent verification of remote control operation and SCADA equipment fault alarm linkage;

a data acquisition and control module (5);

the intelligent analysis module (6) is used for intelligent analysis of instruments, identification of on-off states of the switch disconnecting link and intelligent analysis of oil levels;

the equipment operation intelligent early warning module (7) is used for judging the operation state of the equipment and generating early warning to prompt operation and inspection personnel based on various types of data acquired periodically and comparing the data with various warning threshold values;

the remote distinguishing unit (8) for equipment state and abnormity analyzes and records the acquired cabinet equipment and main transformer equipment states, intelligently judges the equipment state and gives an alarm in time;

an image relevance display module (9) for performing image relevance display on the equipment;

the key sequence control intelligent confirmation module (10) is used for judging the indication state of the switch-on/off indication board and the switch-on/off state of the isolating switch, and verifying and confirming whether the knife brake is in place or not;

the transformer substation intelligent safety management and control module (11) is used for analyzing and judging the violation behaviors of the operating personnel and realizing remote real-time management and control and alarm of the management personnel;

the fire safety and protection fine management module (12) is used for remotely carrying out real-time fine alarm, fault self-diagnosis, fire safety and protection alarm treatment and sending alarm information by WeChat;

an engineering emergency command platform module (13);

and the system management module (14) is used for carrying out user authority management, log management, report generation and alarm and event management.

4. The substation multidimensional intelligent remote inspection system according to claim 3, wherein the real-time monitoring module (1) further comprises:

a real-time area monitoring unit (11) for multi-picture real-time monitoring and plan real-time monitoring;

the real-time main equipment monitoring unit (12) is used for carrying out real-time monitoring and various remote operations on the video information, the self temperature information and the industrial environment information of the primary equipment;

an electronic map monitoring unit (13) for monitoring, controlling operations and management of the device status on a map;

a primary wiring diagram monitoring unit (14) for monitoring the wiring of primary electrical equipment of the substation;

the device infrared thermal image temperature measuring unit (15) is used for displaying an infrared thermal image and a visible light image, automatically alarming for abnormal device temperature and monitoring the device temperature;

and the event recording and inquiring unit (16) is used for recording the monitoring result of the equipment and inquiring the recorded historical information.

5. The substation multidimensional intelligent remote inspection system according to claim 3, wherein the data acquisition and control module (5) further comprises:

the fire-fighting and security protection alarm information acquisition unit (51) is used for acquiring alarm information, fault information and running state information of a fire protection system and a security protection system in the transformer substation, receiving alarm and fault signals of field equipment in real time and transmitting the alarm information to a target position;

the industrial environment acquisition unit (52) is used for acquiring the measurement value of the temperature and humidity sensor in the transformer substation and transmitting the measurement value to a target position;

and the light and air conditioner control unit (53) is used for controlling the corresponding light and air conditioner.

6. The substation multidimensional intelligent remote inspection system according to claim 3, wherein the equipment operation intelligent early warning module (7) further comprises:

the oil level trend analysis unit (71) determines the oil leakage condition and predicts the trend of the oil level according to the difference value between the oil level line and a set threshold value;

and the SF6 pressure gauge trend analysis unit (72) is used for detecting whether the change of the SF6 pressure gauge is within a normal range or not, predicting whether the change of the SF6 pressure gauge is within an allowable range or not through trend analysis, and judging whether gas leakage exists or not.

7. The substation multidimensional intelligent remote inspection system according to claim 3, wherein the remote determination unit (8) of equipment status and anomalies further comprises:

the oil-filled equipment oil leakage recognition unit (81) is used for recognizing the main transformer oil leakage fault and the fault of the silica gel respirator;

the protection pressing plate state recognition unit (82) is used for intelligently analyzing the protection pressing plates of the switch cabinet and the protection screen, judging whether the pressing plates are switched on or off or not and realizing intelligent alarm;

the cabinet body equipment fault recognition unit (83) is used for analyzing and judging the states of the acquired indicator lamp, the pressing plate, the air switch and the switching-on/off indicator lamp of the cabinet body;

and the main transformer oil temperature abnormity discrimination module (84) is used for detecting the main transformer oil temperature in real time and informing operation and inspection personnel to take preventive maintenance measures in advance before an alarm value is reached.

8. The substation multidimensional intelligent remote inspection system according to claim 3, wherein the image correlation display module (9) further comprises:

the image relevance display unit (91) for the disconnecting link is used for displaying the image corresponding to the disconnecting link, the image corresponding to the opening and closing indicator, the image corresponding to the control cabinet, the corresponding operating state of the disconnecting link and the corresponding SCADA instruction on the same picture;

the image correlation display unit (92) for the switch is used for displaying the image corresponding to the switch, the image corresponding to the switching indicator, the image corresponding to the control cabinet, the corresponding switch operation state and the corresponding SCADA command on the same picture;

and the image relevance display unit (93) for the main transformer is used for displaying relevant images of an oil temperature instrument, an oil level instrument, an on-load voltage regulation instrument, a central point disconnecting link of the main transformer and a control cabinet of the main transformer corresponding to the main transformer on the same picture.

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