CN116012978A - Intelligent inspection method for running state of power transformation equipment based on graphic feature simplification - Google Patents

Intelligent inspection method for running state of power transformation equipment based on graphic feature simplification Download PDF

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Publication number
CN116012978A
CN116012978A CN202211493341.8A CN202211493341A CN116012978A CN 116012978 A CN116012978 A CN 116012978A CN 202211493341 A CN202211493341 A CN 202211493341A CN 116012978 A CN116012978 A CN 116012978A
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China
Prior art keywords
mobile terminal
module
substation
identity
transformer substation
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Withdrawn
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CN202211493341.8A
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Chinese (zh)
Inventor
赵国伟
张晓鹏
白洁
赵锐
郝璐璐
王文冕
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Datong Power Supply Co of State Grid Shanxi Electric Power Co Ltd
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Datong Power Supply Co of State Grid Shanxi Electric Power Co Ltd
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Application filed by Datong Power Supply Co of State Grid Shanxi Electric Power Co Ltd filed Critical Datong Power Supply Co of State Grid Shanxi Electric Power Co Ltd
Priority to CN202211493341.8A priority Critical patent/CN116012978A/en
Publication of CN116012978A publication Critical patent/CN116012978A/en
Withdrawn legal-status Critical Current

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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00Systems supporting electrical power generation, transmission or distribution
    • Y04S10/50Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications

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Abstract

The invention discloses an intelligent inspection method for the running state of a transformer device based on graphic feature simplification, which comprises the following steps that S1) a mobile terminal is used for scanning a two-dimensional code attached to the outer surface of a door of a transformer station for confirming the identity of the transformer station; s2) carrying out the identity authentication of the patrol personnel according to the two-dimensional code, and sending the identity authentication information of the patrol personnel and the information for confirming the entering of the transformer substation to an external server; s3) after the identity of the patrol personnel of the external server is confirmed, the identity confirmation module sends an unlocking command to the MCU controller, and the MCU controller unlocks the electronic door lock according to the received unlocking command. According to the intelligent inspection method for the running state of the substation equipment, the inspected substation equipment is provided with the simplified characteristic graph, and the random digital display card is added, so that the working running state of the substation can be monitored in the whole process, the equipment running state picture can be sent in real time, and the inspection efficiency and accuracy of the substation are improved by matching with the time stamp of the video and audio information collected on site.

Description

Intelligent inspection method for running state of power transformation equipment based on graphic feature simplification
Technical Field
The invention belongs to the technical field of operation state management and control of power transformation equipment, and particularly relates to an intelligent inspection method for operation state of power transformation equipment based on graphic feature simplification.
Background
The transformer substation is an important sink node in the power grid framework and is connected with a core module of a lower power grid. In order to ensure normal and stable operation of substation equipment, operation and maintenance personnel need to periodically carry out equipment state meter parameter inspection and transcription and form inspection reports. The total station inspection point of a 220kV transformer substation is about 500, one-time comprehensive inspection is completed, and the time is about 3 hours. This places higher demands on the safety control of the operation of the device. With the development of monitoring equipment, most of the power transformation equipment is provided with the monitoring equipment, however, the monitoring equipment is limited, the visual angle is limited, and the on-site environment condition and the equipment condition cannot be completely and truly collected; some intelligent devices are provided with remote monitoring devices, but the remote monitoring devices can not be used due to inconsistent communication systems, and the remote monitoring devices can not monitor the change of the external environmental conditions of the devices. Therefore, for important equipment sites such as substations, personnel inspection systems still exist.
The existing inspection method has the defects that the recording is easy to tamper, many transformer substation equipment are similar, and error recording and missing recording are easy to cause, because the existing inspection method has the defects that personnel go to the transformer substation site to observe each equipment once, then the site state of the equipment and some monitoring parameters are recorded into a record book, and the appearance state of the equipment can be photographed or recorded under some special conditions.
Disclosure of Invention
The invention aims to provide an intelligent inspection method for the running state of power transformation equipment based on graphic feature simplification, which can monitor the working running condition of a transformer substation in the whole process by matching the inspected power transformation equipment with a simplified feature graph and adding a random digital display card, can send equipment running condition pictures in real time, and can improve the inspection efficiency and accuracy of the transformer substation by matching with time stamping of video and audio information acquired on site.
The specific technical proposal of the invention is an intelligent inspection method for the running state of the power transformation equipment based on graphic feature simplification, which is characterized in that,
the components for patrol comprise a portable camera, a portable microphone, a mobile terminal, an external server, an electronic door lock, an MCU controller, a simplified characteristic graph and a random digital display card, wherein the MCU controller is arranged in a control room of a transformer substation and is connected with the external server through a mobile communication network or an electric private network,
the mobile terminal is connected with an external server through a mobile communication network,
the electronic door lock is arranged on a door of the access transformer substation, the electronic door lock is connected with the MCU controller,
the simplified characteristic pattern is stuck on the power transformation equipment to be surveyed, the outer surface of the simplified characteristic pattern is provided with a pattern for representing the power transformation equipment, and the simplified characteristic pattern is also provided with a sticking buckle tape for temporarily sticking the random digital display card,
the random number display card is provided with a display screen, can randomly display a string of numbers, is also provided with a sticking buckle belt at the back of the random number display card, is stuck on the sticking buckle belt of the simplified characteristic graph when the portable camera shoots,
the portable camera and the portable microphone are respectively connected with the mobile terminal in a wireless way,
the portable camera is used for shooting pictures and videos of equipment to be patrolled in the transformer substation and sending the shot pictures or videos to the mobile terminal,
the portable microphone is used for collecting site sound and sending collected audio to the mobile terminal,
the mobile terminal receives the pictures, video and audio sent by the portable camera, adds the user ID and GPS generation place information, encrypts and packages the pictures to generate a record file package, if the communication network connection is effective, sends the record file package to an external server, has a real-time consultation mode, sends the pictures sent by the portable camera to the external server after the pictures are marked with consultation in the real-time consultation mode,
the two-dimensional code for confirming the identity of the substation or the equipment to be patrolled is attached to the outer surface of the door of the substation or the equipment to be patrolled in the substation,
the external server comprises a device inquiry identification module, a timestamp generation module, a data storage module, a real-time consultation module, a patrol personnel identity confirmation module and a blockchain module, wherein the device inquiry identification module receives a record file packet sent by a mobile terminal and inquires two unique codes in pictures or videos of devices to be patrol in a transformer substation, meanwhile, the device inquiry identification module also identifies the simplified characteristic graph and the random numbers on a random number display card, after inquiry and identification are completed, inquiry and identification results are sent to the timestamp generation module together with the record file packet, the timestamp generation module marks the inquiry identification results sent by the device inquiry identification module and the record file packet, then sends the inquiry identification results with the timestamp and the record file packet to the data storage module for storage, the blockchain module stores the random numbers, the real-time consultation module receives pictures with consultation marks sent by the mobile terminal and displays the pictures on a display device, the patrol personnel identity confirmation module verifies the identity according to the received identity authentication information,
the method comprises the following specific steps:
s1) scanning a two-dimensional code attached to the outer surface of a door of a transformer substation by using the mobile terminal to confirm the identity of the transformer substation;
s2) carrying out the identity authentication of the patrol personnel according to the two-dimensional code, and sending the identity authentication information of the patrol personnel and the information for confirming the entering of the transformer substation to an external server;
s3) after the identity of the patrol personnel of the external server is confirmed, the identity confirmation module sends an unlocking command to the MCU controller, and the MCU controller unlocks the electronic door lock according to the received unlocking command.
Still further still include the external camera of transformer substation externally mounted and the built-in camera of transformer substation internally mounted, external camera and built-in camera be connected with the MCU controller respectively for shoot the peripheral and the inside condition of transformer substation.
Furthermore, the wireless connection between the portable camera and the portable microphone and the mobile terminal is Bluetooth connection or WIFI connection.
Further, the user ID is the user ID of the user logging in the mobile terminal.
The intelligent inspection method for the running state of the transformer equipment based on the graphic feature simplification has the advantages that 1) the intelligent inspection method for the running state of the transformer equipment based on the graphic feature simplification adopts an electronic door lock and a camera, has an inspection personnel identity information and equipment information confirmation link, can monitor the running condition of the equipment in a transformer station in the whole process, and can not generate error record and leakage record conditions; 2) The portable camera and the portable microphone can record the running condition of the field device, the collected data are packed, encrypted and stored with a time stamp, so that the safety of the recorded data is ensured, and the data has retrospective property; 3) The power transformation equipment can be quickly identified by the simplified characteristic graph and the random number display card, and the random number is stored in the blockchain for later verification; 4) For the abnormal condition of the field device, the related pictures can be shot and directly sent to a background expert, and the analysis is carried out in real time, so that a processing method is provided. Under the condition, only a single picture with a smaller format is uploaded, transmission data is small, the occupied bandwidth is narrow, and the field problem can be timely processed when a communication link is not smooth; 5) The intelligent substation inspection system can be quickly built by using the existing substation monitoring equipment and general hardware equipment, such as glasses with cameras, mobile phones, portable microphones, fingerprint identifiers on the mobile phones and the like, is low in cost, can be quickly popularized and applied, and improves substation inspection efficiency and accuracy.
Drawings
FIG. 1 is a schematic flow chart of an intelligent tour method for the running state of a power transformation device based on graphic feature simplification;
FIG. 2 is a schematic diagram of components used in the intelligent patrol method for the running state of the power transformation equipment based on graphic feature simplification;
FIG. 3 is a simplified feature diagram and a random number display card schematic diagram used in the intelligent patrol method for the operating state of the power transformation equipment based on the graphic feature simplification;
wherein, the mobile terminal 1, the MCU controller 2, the portable camera 3 and the portable microphone 4,
an external server 5, a device query module 51, a timestamp generation module 52, a data storage module 53, a real-time consultation module 54, a patrol personnel identity confirmation module 55, a blockchain module 56,
an internal camera 6, an electronic door lock 7, an external camera 8, a simplified characteristic figure 9 and a random digital display card 10.
Detailed Description
The technical scheme of the invention is further described below with reference to the attached drawings.
As shown in fig. 1, the working process of the portable camera recognition system of the invention comprises the following steps:
step S1, a patrol person logs in an APP on a mobile terminal 1, and a fingerprint identifier or face recognition software on a mobile phone can be used for confirming the login identity of the patrol person;
step S2, scanning a two-dimensional code attached to the outer surface of a door of a transformer substation for confirming the identity of the transformer substation by using the mobile terminal 1, carrying out the identity authentication of a patrol person according to the two-dimensional code, sending the identity authentication information of the patrol person and the information for confirming the entering of the transformer substation to an external server 5, and after the identity confirmation, sending an unlocking instruction to an MCU controller 2 by a patrol person identity confirmation module 55 of the external server 5, and unlocking an electronic door lock 7 by the MCU controller 2 according to the received unlocking instruction;
s3, photographing, shooting and recording equipment to be patrolled by using a portable camera 3 and a portable microphone, wherein the equipment to be patrolled comprises a two-dimensional code of the equipment to be patrolled and display data of professional monitoring devices such as vibration, temperature and humidity;
step S4, photographing, shooting and recording equipment to be patrolled, together with a user ID and GPS generation place information generated by detection, are encrypted and packed to generate a record file packet, the record file packet is uploaded to an external server 5 in a wireless communication network transmission mode, under a real-time consultation mode, the mobile terminal 1 marks a picture sent by the portable camera 3 and sends the picture to the external server 5, and if the wireless communication network is invalid, the step S6 is skipped;
in step S5, the device query module 51 receives the user data, invokes the device information to be patrolled according to the two-dimensional code and database data in the photo, and sends the location information to the timestamp generation module 52 in combination with the user ID information uploaded by the user, and after the timestamp is added, the timestamp generation module 52 packages, encrypts and transmits the query result data, the photo and the audio/video data together with the timestamp to the data storage module 53. Therefore, the method can accurately manage each patrol event to whom, where, when to patrol what equipment, the whole event is completely recorded, and the existence of the time stamp ensures the safety of the data and can provide complete data backtracking inquiry capability for subsequent application. If the real-time consultation module 54 receives the picture with the consultation mark sent by the mobile terminal 1, the picture is displayed on a display device, and after being analyzed by a remote expert, the picture is then informed of the processing method of the on-site patrol personnel by other communication devices;
and step S6, if the wireless communication network is invalid, the mobile terminal is used for storing the record file packet, and when the wireless communication network is valid, the record file packet is transmitted to the external server 5.
As shown in fig. 2, the components used in the method include a mobile terminal 1, an MCU controller 2, a portable camera 3, a portable microphone 4, an external server 5, an internal camera 6, an electronic door lock 7 and an external camera 8, a simplified feature pattern 9 and a random number display card 10.
The external camera 6 is arranged outside the transformer substation, the built-in camera 8 is arranged inside the transformer substation, and the external camera 6 and the built-in camera 8 are respectively connected with the MCU controller 2 and used for shooting the peripheral and internal conditions of the transformer substation.
The MCU controller 2 is arranged in a control room of the transformer substation and is connected with the external server 5 through a mobile communication network or an electric private network.
The mobile terminal 1 is connected with an external server 5 through a mobile communication network. The mobile terminal 1 is internally provided with an application program APP, and a user ID and a password are required to log in before the user uses the mobile terminal.
The electronic door lock 7 is arranged on a door of the access transformer substation, and the electronic door lock 7 is connected with the MCU controller 2.
As shown in fig. 3, the simplified feature pattern 9 is adhered to the power transformation equipment to be surveyed, and the outer surface of the simplified feature pattern is provided with a pattern for representing the power transformation equipment, and the simplified feature pattern is also provided with a fastening tape for temporarily adhering the random number display card. And setting simplified characteristic patterns 9 for different devices at different positions, binarizing the shot patterns, and identifying by adopting the existing open-source neural network identification model.
The random number display card 10 is provided with a display screen, a string of numbers can be randomly displayed, the back of the random number display card is also provided with a sticking buckle belt, and the random number display card is stuck on the sticking buckle belt of the simplified characteristic graph 9 when the portable camera shoots.
The portable camera 3 and the portable microphone 4 are respectively connected with the mobile terminal 1 in a wireless way. The wireless connection between the portable camera 3 and the mobile terminal 1 is Bluetooth connection or WIFI connection. The mobile terminal 1 may be a handset, IPAD.
The portable camera 3 is used for shooting pictures and videos of equipment to be patrolled in the transformer substation and sending the shot pictures or videos to the mobile terminal 1. The camera 2 may be a simple camera with only a camera and a communication module, which is low cost. The equipment to be patrolled can comprise power transformation equipment, capacitance compensation equipment, a central control cabinet, outgoing line equipment, incoming line equipment and the like.
The portable microphone 4 is used for collecting live sounds and sending collected audio to the mobile terminal 1.
The mobile terminal 1 receives the pictures, video and audio sent by the portable camera 3, adds the user ID and GPS generation site information, encrypts and packages the pictures to generate a record file package, if the communication network connection is effective, sends the record file package to the external server 5, and the mobile terminal 1 has a real-time consultation mode, and in the real-time consultation mode, the mobile terminal 1 sends the pictures sent by the portable camera 3 to the external server 5 after marking the consultation marks.
And the two-dimensional code for confirming the identity of the substation or the equipment to be patrolled is attached to the outer surface of the door of the substation or the equipment to be patrolled in the substation.
The external server 5 comprises a device query and identification module 51, a timestamp generation module 52, a data storage module 53, a real-time consultation module 54, a patrol personnel identity confirmation module 55 and a blockchain module 56, wherein the device query and identification module 51 receives a record file packet sent by the mobile terminal 1 and queries two unique codes in pictures or videos of devices to be patrol in the transformer substation, meanwhile, the simplified feature graph 9 and the random numbers on the random digital display card 10 are identified, after the query and identification are completed, the query and identification result and the record file packet are sent to the timestamp generation module 52 together, the timestamp generation module 52 marks the query and identification result sent by the device query and identification module 51 and the record file packet, then the query and identification result with the timestamp and the record file packet are sent to the data storage module 53 for storage, the random numbers are stored by the blockchain module 56, the real-time consultation module 54 receives pictures with consultation marks sent by the mobile terminal 1 and displays the pictures on a display device, and the patrol personnel identity confirmation module 55 verifies the received identity authentication information. The blockchain module 56 employs a blockchain-based chain up-and-down hybrid storage. In the chain-up-chain-down hybrid storage model, raw data is stored in a format of Key Value pair < Key, value >. Other data in the system is stored directly in the data storage module 53, and the blockchain module 56 stores the user's random number, or other important data information defined by the administrator. And each node utilizes the data calculation to generate a block and stores the block into a local block chain. Each node of the blockchain module 56 includes a local data pool module responsible for storing data, i.e., < Key, hash (Value >). The local data pool includes: a linked list of data to be confirmed and a linked list of confirmed data. The blocks of the blockchain module 56 include the following fields: the method comprises the steps of a current block Hash value, a last block parent block Hash value, a time stamp, a random value nonce, target difficulty and a data set. The data set is the < Key, hash () Value > set.
When entering a transformer substation, the mobile terminal 1 is used for scanning a two-dimensional code attached to the outer surface of a door of the transformer substation for confirming the identity of the transformer substation, the identity authentication of a patrol person is carried out according to the two-dimensional code, the identity authentication information of the patrol person and the information for confirming the entering of the transformer substation are sent to the external server 5, the identity confirmation module 55 of the patrol person of the external server 5 sends an unlocking instruction to the MCU controller 2 after the identity confirmation, and the MCU controller 2 opens the electronic door lock 7 according to the received unlocking instruction.
While the invention has been disclosed in terms of preferred embodiments, the embodiments are not intended to limit the invention. Any equivalent changes or modifications can be made without departing from the spirit and scope of the present invention, and are intended to be within the scope of the present invention. The scope of the invention should therefore be determined by the following claims.

Claims (4)

1. An intelligent patrol method for the running state of the power transformation equipment based on graphic feature simplification is characterized in that,
the components for patrol comprise a portable camera, a portable microphone, a mobile terminal, an external server, an electronic door lock, an MCU controller, a simplified characteristic graph and a random digital display card, wherein the MCU controller is arranged in a control room of a transformer substation and is connected with the external server through a mobile communication network or an electric private network,
the mobile terminal is connected with an external server through a mobile communication network,
the electronic door lock is arranged on a door of the access transformer substation, the electronic door lock is connected with the MCU controller,
the simplified characteristic pattern is stuck on the power transformation equipment to be patrolled, the outer surface of the simplified characteristic pattern is provided with a pattern for representing the power transformation equipment, and the simplified characteristic pattern is also provided with a sticking buckle tape for temporarily sticking the random number display card,
the random number display card is provided with a display screen, can randomly display a string of numbers, is also provided with a sticking buckle belt at the back of the random number display card, is stuck on the sticking buckle belt of the simplified characteristic graph when the portable camera shoots,
the portable camera and the portable microphone are respectively connected with the mobile terminal in a wireless way,
the portable camera is used for shooting pictures and videos of equipment to be patrolled in the transformer substation and sending the shot pictures or videos to the mobile terminal,
the portable microphone is used for collecting site sound and sending collected audio to the mobile terminal,
the mobile terminal receives the pictures, video and audio sent by the portable camera, adds the user ID and GPS generation place information, encrypts and packages the pictures to generate a record file package, if the communication network connection is effective, sends the record file package to an external server, has a real-time consultation mode, sends the pictures sent by the portable camera to the external server after the pictures are marked with consultation in the real-time consultation mode,
the two-dimensional code for confirming the identity of the substation or the equipment to be patrolled is attached to the outer surface of the door of the substation or the equipment to be patrolled in the substation,
the external server comprises a device inquiry identification module, a timestamp generation module, a data storage module, a real-time consultation module, a patrol personnel identity confirmation module and a blockchain module, wherein the device inquiry identification module receives a record file packet sent by a mobile terminal and inquires two unique codes in pictures or videos of devices to be patrol in a transformer substation, meanwhile, the device inquiry identification module also identifies the simplified characteristic graph and the random numbers on a random number display card, after inquiry and identification are completed, inquiry and identification results are sent to the timestamp generation module together with the record file packet, the timestamp generation module marks the inquiry identification results sent by the device inquiry identification module and the record file packet, then sends the inquiry identification results with the timestamp and the record file packet to the data storage module for storage, the blockchain module stores the random numbers, the real-time consultation module receives pictures with consultation marks sent by the mobile terminal and displays the pictures on a display device, the patrol personnel identity confirmation module verifies the identity according to the received identity authentication information,
the method comprises the following specific steps:
s1) scanning a two-dimensional code attached to the outer surface of a door of a transformer substation by using the mobile terminal to confirm the identity of the transformer substation;
s2) carrying out the identity authentication of the patrol personnel according to the two-dimensional code, and sending the identity authentication information of the patrol personnel and the information for confirming the entering of the transformer substation to an external server;
s3) after the identity of the patrol personnel of the external server is confirmed, the identity confirmation module sends an unlocking command to the MCU controller, and the MCU controller unlocks the electronic door lock according to the received unlocking command.
2. The intelligent inspection method for the running state of the transformer equipment based on the graphic feature simplification is characterized by further comprising an external camera installed outside a transformer substation and an internal camera installed inside the transformer substation, wherein the external camera and the internal camera are respectively connected with an MCU controller and used for shooting the surrounding and internal conditions of the transformer substation.
3. The intelligent inspection method for the running state of the power transformation equipment based on the graphic feature simplification as claimed in claim 2, wherein the wireless connection between the portable camera and the portable microphone and the mobile terminal is Bluetooth connection or WIFI connection.
4. A substation intelligent patrol system according to claim 3, wherein said user ID is a user ID of a user logged in mobile terminal.
CN202211493341.8A 2022-11-25 2022-11-25 Intelligent inspection method for running state of power transformation equipment based on graphic feature simplification Withdrawn CN116012978A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211493341.8A CN116012978A (en) 2022-11-25 2022-11-25 Intelligent inspection method for running state of power transformation equipment based on graphic feature simplification

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211493341.8A CN116012978A (en) 2022-11-25 2022-11-25 Intelligent inspection method for running state of power transformation equipment based on graphic feature simplification

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CN116012978A true CN116012978A (en) 2023-04-25

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Application publication date: 20230425