CN117478432B - Safety operation and maintenance system for power communication equipment - Google Patents
Safety operation and maintenance system for power communication equipment Download PDFInfo
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- CN117478432B CN117478432B CN202311815504.4A CN202311815504A CN117478432B CN 117478432 B CN117478432 B CN 117478432B CN 202311815504 A CN202311815504 A CN 202311815504A CN 117478432 B CN117478432 B CN 117478432B
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- 238000004891 communication Methods 0.000 title claims abstract description 237
- 238000012423 maintenance Methods 0.000 title claims abstract description 56
- 238000012544 monitoring process Methods 0.000 claims abstract description 161
- 238000004458 analytical method Methods 0.000 claims abstract description 43
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 230000000007 visual effect Effects 0.000 claims abstract description 4
- 238000012795 verification Methods 0.000 claims description 185
- 238000007726 management method Methods 0.000 claims description 53
- 238000012800 visualization Methods 0.000 claims description 10
- 238000013500 data storage Methods 0.000 claims description 6
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- 238000003708 edge detection Methods 0.000 description 9
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/083—Network architectures or network communication protocols for network security for authentication of entities using passwords
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0861—Network architectures or network communication protocols for network security for authentication of entities using biometrical features, e.g. fingerprint, retina-scan
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0876—Network architectures or network communication protocols for network security for authentication of entities based on the identity of the terminal or configuration, e.g. MAC address, hardware or software configuration or device fingerprint
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
- H04L67/141—Setup of application sessions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/40—Network security protocols
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2463/00—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00
- H04L2463/082—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00 applying multi-factor authentication
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- Computer Hardware Design (AREA)
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Abstract
The invention provides a safe operation and maintenance system of electric power communication equipment, which comprises an equipment layer, a network layer and a cloud platform; the equipment layer comprises an equipment monitoring terminal, wherein the equipment monitoring terminal is connected with the power communication equipment and is used for collecting operation data of the power communication equipment; the network layer comprises a local communication base station, wherein the local communication base station is used for assisting the equipment monitoring terminal to establish connection with the power communication equipment, further establishing communication connection between the equipment monitoring terminal and the cloud platform after the equipment monitoring terminal is connected with the power communication equipment, and completing data transmission between the equipment monitoring terminal and the cloud platform; the cloud platform is used for carrying out safety analysis according to the acquired operation to obtain a safety operation and maintenance analysis result of the power communication equipment; and performing visual display according to the obtained safe operation and maintenance analysis result. The invention is beneficial to improving the safety of the safety operation and maintenance system of the power communication equipment.
Description
Technical Field
The invention relates to the technical field of power communication safety operation and maintenance, in particular to a safety operation and maintenance system of power communication equipment.
Background
With the increasing number of power communication devices and the increasing network size, higher demands are being placed on the safe operation and maintenance of power communication devices (e.g., power line protection devices, automation control systems, remote monitoring and data acquisition systems, communication devices, etc.). The traditional operation and maintenance mode mainly depends on manual management, and the mode is easy to cause the problems of management inadequacy, misoperation and the like.
In order to reduce manual intervention, some intelligent operation and maintenance systems for the power communication equipment are also developed at present, and the power supply and data transmission conditions of the power communication equipment are detected by arranging special detection equipment on the power communication equipment, so that the performance of safe operation and maintenance of the power communication equipment is improved. However, at present, when the detection device is set for the power communication device, the detection device is mostly directly connected to the power communication device to collect data of the power communication device, and when the data is collected, the data generated by the power communication device or the running state data of the power communication device is directly transmitted to the detection device.
Disclosure of Invention
In view of the foregoing, the present invention aims to provide a secure operation and maintenance system for power communication equipment.
The aim of the invention is realized by adopting the following technical scheme:
the invention provides a safe operation and maintenance system of electric power communication equipment, which comprises an equipment layer, a network layer and a cloud platform; wherein,
the equipment layer comprises an equipment monitoring terminal, wherein the equipment monitoring terminal is connected with the power communication equipment and is used for collecting operation data of the power communication equipment;
the network layer comprises a local communication base station, wherein the local communication base station is used for assisting the equipment monitoring terminal to establish connection with the power communication equipment, further establishing communication connection between the equipment monitoring terminal and the cloud platform after the equipment monitoring terminal is connected with the power communication equipment, and completing data transmission between the equipment monitoring terminal and the cloud platform;
the cloud platform is used for carrying out safety analysis according to the acquired operation to obtain a safety operation and maintenance analysis result of the power communication equipment; and performing visual display according to the obtained safe operation and maintenance analysis result.
Preferably, the equipment monitoring terminal comprises a power supply monitoring module and a network monitoring module;
the power supply monitoring module is used for collecting operation data of a power supply of the power communication equipment, including residual electric quantity, power supply temperature and the like;
the network monitoring module is used for collecting network transmission data of the power communication equipment, including uplink and downlink transmission rates and the like.
Preferably, the power communication device is provided with a security verification module;
the safety verification module is used for verifying the safety of the equipment monitoring terminal when the equipment monitoring terminal is accessed for the first time, and allowing the equipment monitoring terminal to establish data connection with the corresponding power communication equipment after the safety verification is passed.
Preferably, the equipment monitoring terminal comprises an identity verification module;
the identity verification module is used for acquiring identity information of the power communication equipment when the equipment monitoring terminal is accessed to the power communication equipment for the first time, generating safety verification information according to the identity information of the power communication equipment and the identity information of the equipment monitoring terminal, transmitting the safety verification information to the local communication base station, carrying out safety verification according to the safety verification information by the local communication base station, acquiring an access key transmitted by the local communication base station after the safety verification is passed, transmitting the access key to the safety verification module of the power communication equipment, aligning the access key by the safety verification module of the power communication equipment for verification, and establishing data connection between the equipment monitoring terminal and the corresponding power communication equipment after the safety verification is passed.
Preferably, the local communication base station comprises an authentication management module and an assistance authentication module;
the verification management module is used for storing preset safety identity information, wherein the safety identity information comprises identity information of a device monitoring terminal passing verification, associated information of the device monitoring terminal and the power communication device, an access key of the power communication device and the like;
the auxiliary verification module is used for carrying out safety verification on the identity information of the power communication equipment and the identity information of the equipment monitoring terminal according to the received safety verification information, extracting an access key of the power communication equipment after verification is passed, and transmitting the access key back to the corresponding equipment monitoring terminal.
Preferably, the device layer further comprises a security verification terminal;
the safety verification terminal comprises a management verification module, wherein the management verification module is used for connecting with the equipment monitoring terminal and acquiring identity information of the equipment monitoring terminal when the equipment monitoring terminal is accessed to the power communication equipment for the first time; generating access request information according to the identity information of the target power equipment, the identity information of the equipment monitoring terminal and the management verification information, and transmitting the access request information to a local communication base station; and the local communication base station performs security verification on the acquired access request information, after the security verification is passed, an access key returned by the local communication base station is acquired, the access key is transmitted to the equipment monitoring terminal, the equipment monitoring terminal further transmits the access key to a security verification module of the power communication equipment, the security verification module of the power communication equipment verifies the access key, and after the verification is passed, the data connection between the equipment monitoring terminal and the corresponding power communication equipment is established.
Preferably, the local communication base station comprises an authentication management module and an assistance authentication module;
the verification management module is used for storing preset management verification information;
the auxiliary verification module is used for carrying out safety verification on the identity information and the management verification information of the power communication equipment according to the received access request information, extracting an access key of the power communication equipment after verification is passed, and transmitting the access key back to the corresponding safety verification terminal; and further generating an access record according to the acquired identity information of the equipment monitoring terminal and the identity information of the power equipment.
Preferably, the security verification terminal further comprises a camera module;
the camera module is used for collecting a manager face image of a user of the safety verification terminal when the management verification module assists the equipment monitoring terminal to finish the safety verification of the first access of the power communication equipment;
the management verification module generates access request information according to the face image of the manager and the identity information of the manager as management verification information, and then transmits the access request information to the local communication base station;
the auxiliary verification module of the local communication base station comprises a face recognition unit;
the face recognition unit is used for extracting face features according to the acquired face images of the manager, comparing and analyzing the face features with the face features of the manager prestored in the corresponding manager in the verification management module based on the extracted face features, and carrying out safety verification through management verification information after the comparison and analysis are passed.
Preferably, the cloud platform comprises a data storage module, a security analysis module and a visualization module;
the data storage module is used for storing and managing the operation data of the power communication equipment collected from each equipment monitoring terminal and the corresponding safety operation and maintenance analysis result;
the safety analysis module is used for carrying out safety analysis according to the acquired operation to obtain a safety operation and maintenance analysis result of the power communication equipment;
the visualization module is used for carrying out visualization display according to the operation data of the power communication equipment collected by each equipment monitoring terminal and the corresponding safety operation and maintenance analysis results.
The beneficial effects of the invention are as follows: the system comprises a device layer, a cloud platform, a device monitoring terminal, a network layer, a cloud platform and a power communication device, wherein the device monitoring terminal is arranged in the device layer to collect operation data of the power communication device, the operation data are transmitted to the cloud platform through the network layer, and the cloud platform performs security analysis according to the operation data of the power communication device to complete remote operation and maintenance of the power communication device. The local communication base station is particularly arranged in the network layer, and the local communication base station is used for assisting in completing the establishment of data connection between the equipment monitoring terminal and the power communication equipment, so that the reliability of the equipment monitoring terminal is improved, and the safety of the power communication equipment safety operation and maintenance system is improved.
The data transmission and the equipment connection access are completed based on the setting of the local communication base station, the localized equipment management can be performed based on the characteristics of the large-scale power communication network, and the performance of the data transmission and the equipment management can be improved.
Drawings
The invention will be further described with reference to the accompanying drawings, in which embodiments do not constitute any limitation of the invention, and other drawings can be obtained by one of ordinary skill in the art without inventive effort from the following drawings.
Fig. 1 is a schematic structural diagram of a secure operation and maintenance system for an electric power communication device according to an exemplary embodiment of the present invention;
fig. 2 is a schematic structural diagram of a secure operation and maintenance system for an electric power communication device according to another exemplary embodiment of the present invention.
Detailed Description
The invention is further described in connection with the following application scenario.
Referring to fig. 1, an embodiment of the present invention shows a secure operation and maintenance system for an electric power communication device, including: the device layer, the network layer and the cloud platform; wherein,
the equipment layer comprises an equipment monitoring terminal, wherein the equipment monitoring terminal is connected with the power communication equipment and is used for collecting operation data of the power communication equipment;
the network layer comprises a local communication base station, wherein the local communication base station is used for assisting the equipment monitoring terminal to establish connection with the power communication equipment, further establishing communication connection between the equipment monitoring terminal and the cloud platform after the equipment monitoring terminal is connected with the power communication equipment, and completing data transmission between the equipment monitoring terminal and the cloud platform;
the cloud platform is used for carrying out safety analysis according to the acquired operation to obtain a safety operation and maintenance analysis result of the power communication equipment; and performing visual display according to the obtained safe operation and maintenance analysis result.
According to the embodiment of the invention, a system for carrying out safe operation and maintenance on power communication equipment is provided, wherein an equipment monitoring terminal is arranged in an equipment layer to collect operation data of the power communication equipment, the operation data are transmitted to a cloud platform through a network layer, and the cloud platform carries out safe analysis according to the operation data of the power communication equipment to complete remote operation and maintenance of the power communication equipment. The local communication base station is particularly arranged in the network layer, and the local communication base station is used for assisting in completing the establishment of data connection between the equipment monitoring terminal and the power communication equipment, so that the reliability of the equipment monitoring terminal is improved, and the safety of the power communication equipment safety operation and maintenance system is improved.
The data transmission and the equipment connection access are completed based on the setting of the local communication base station, the localized equipment management can be performed based on the characteristics of the large-scale power communication network, and the performance of the data transmission and the equipment management can be improved.
Preferably, the equipment monitoring terminal comprises a power supply monitoring module and a network monitoring module;
the power supply monitoring module is used for collecting operation data of a power supply of the power communication equipment, including residual electric quantity, power supply temperature and the like;
the network monitoring module is used for collecting network transmission data of the power communication equipment, including uplink and downlink transmission rate, logic test data packets and the like.
After configuration is completed, the equipment monitoring terminal can comprehensively collect the operation data of the power communication equipment in real time, further safety analysis is facilitated on the power equipment according to the collected operation data, remote monitoring and remote operation and maintenance analysis on the power communication equipment are realized, and labor cost of the power communication equipment for data collection due to operation and maintenance is reduced.
The device monitoring terminal can be a sensor module for realizing different functions, or a special function module or a terminal for monitoring network transmission performance.
Preferably, the power communication equipment is provided with a safety verification module;
the safety verification module is used for verifying the safety of the equipment monitoring terminal when the equipment monitoring terminal is accessed for the first time, and allowing the equipment monitoring terminal to establish data connection with the corresponding power communication equipment after the safety verification is passed.
The power communication equipment is provided with a safety verification module, the safety verification module is built based on the communication module of the power communication equipment, when the fact that the equipment or the terminal (such as an equipment monitoring terminal) requests to establish data connection with the power communication equipment is detected, the safety verification module is used for firstly carrying out safety verification on the accessed equipment or the terminal, and after the safety verification is passed, the terminal or the equipment is allowed to establish data connection with the power communication equipment and carry out data interaction.
In a scene, a security verification module performs security verification in a key verification mode, the security verification module asks for a security key from a device monitoring terminal requesting access, and when the device monitoring terminal returns the security key and passes verification, the security verification is completed and the device monitoring terminal is allowed to access the power communication device; otherwise, the data interactive connection between the power communication equipment and the equipment monitoring terminal is limited, the data generated by the power communication equipment is forbidden to be transmitted to the equipment monitoring terminal, and meanwhile, the key units of the power communication equipment are also limited to establish data connection with the equipment monitoring terminal, namely, the equipment monitoring terminal cannot acquire the operation data of the power communication equipment. The security of the terminal connected to the power communication equipment is guaranteed, and the security of the operation data acquisition of the power communication equipment is improved.
Preferably, the equipment monitoring terminal comprises an identity verification module;
the identity verification module is used for acquiring identity information of the power communication equipment when the equipment monitoring terminal is accessed to the power communication equipment for the first time, generating safety verification information according to the identity information of the power communication equipment and the identity information of the equipment monitoring terminal, transmitting the safety verification information to the local communication base station, carrying out safety verification according to the safety verification information by the local communication base station, acquiring an access key transmitted by the local communication base station after the safety verification is passed, transmitting the access key to the safety verification module of the power communication equipment, aligning the access key by the safety verification module of the power communication equipment for verification, and establishing data connection between the equipment monitoring terminal and the corresponding power communication equipment after the safety verification is passed.
Preferably, the local communication base station comprises an authentication management module and an assistance authentication module;
the verification management module is used for storing preset safety identity information, wherein the safety identity information comprises identity information of a device monitoring terminal passing verification, associated information of the device monitoring terminal and the power communication device, an access key of the power communication device and the like;
the auxiliary verification module is used for carrying out safety verification on the identity information of the power communication equipment and the identity information of the equipment monitoring terminal according to the received safety verification information, extracting an access key of the power communication equipment after verification is passed, and transmitting the access key back to the corresponding equipment monitoring terminal.
Preferably, the identity information of the electrical device includes an electrical device unique identity ID;
the identity information of the device monitoring terminal includes a unique identity ID of the device monitoring terminal.
In a scene, when a device monitoring terminal requests to access an electric power communication device, the electric power communication device asks for a security key from the device monitoring terminal, the device monitoring terminal generates security verification information according to identity information of the electric power communication device which is requested to access and identity information of the device monitoring terminal and transmits the security verification information to a local communication base station, and the local communication base station firstly verifies the correctness of the identity information of the electric power communication device and the identity information of the device monitoring terminal which is requested to access, for example, whether the identity information is recorded or not, or whether the association relationship of the identity information is correct or not; and according to the obtained security verification information, after the security verification is passed, a corresponding access key is called according to the identity information of the power communication equipment, and the access key is returned to a corresponding monitoring equipment terminal, so that the monitoring equipment terminal passes the security verification of the power communication equipment according to the access key, and the data connection with the power communication equipment is completed. When the safety verification fails, the local communication base station returns abnormal prompt information of the range of the corresponding equipment monitoring terminal, and at the moment, the equipment monitoring terminal cannot establish communication connection with the power communication equipment when the access key is not acquired; either the request needs to be reinitiated or the access is relinquished. The identity of the equipment monitoring terminal accessed to the power communication equipment is verified, so that the safety of acquiring operation data of the power communication equipment is improved, and the potential safety hazard of data leakage caused by no threshold access of the third-party terminal is avoided.
Preferably, referring to fig. 2, the device layer further includes a security authentication terminal;
the safety verification terminal comprises a management verification module, wherein the management verification module is used for connecting with the equipment monitoring terminal and acquiring identity information of the equipment monitoring terminal when the equipment monitoring terminal is accessed to the power communication equipment for the first time; generating access request information according to the identity information of the target power equipment, the identity information of the equipment monitoring terminal and the management verification information, and transmitting the access request information to a local communication base station; and the local communication base station performs security verification on the acquired access request information, after the security verification is passed, an access key returned by the local communication base station is acquired, the access key is transmitted to the equipment monitoring terminal, the equipment monitoring terminal further transmits the access key to a security verification module of the power communication equipment, the security verification module of the power communication equipment verifies the access key, and after the verification is passed, the data connection between the equipment monitoring terminal and the corresponding power communication equipment is established.
Preferably, the verification management module of the local communication base station is further used for storing preset management verification information;
the auxiliary verification module is used for carrying out safety verification on the identity information and the management verification information of the power communication equipment according to the received access request information, extracting an access key of the power communication equipment after verification is passed, and transmitting the access key back to the corresponding safety verification terminal; and further generating an access record according to the acquired identity information of the equipment monitoring terminal and the identity information of the power equipment.
Preferably, the identity information of the electrical device includes an electrical device unique identity ID;
the identity information of the equipment monitoring terminal comprises a unique identity ID of the equipment monitoring terminal;
the management authentication information includes identity information of the manager.
In a scene, when temporary or emergency local safe operation and maintenance detection is required for the power communication equipment, an operation and maintenance person carries a special equipment monitoring terminal to the site where the power communication equipment is located to complete the site detection of the power communication equipment, and when the equipment monitoring terminal is connected to the power communication equipment, equipment monitoring terminal information or related information may not be recorded in advance, so that the equipment monitoring terminal cannot be connected to the power communication equipment. The operation and maintenance personnel assist the equipment monitoring terminal to carry out security verification through the security verification terminal (such as a smart phone or a special intelligent device carried by the operation and maintenance personnel). Specifically, when the equipment monitoring terminal requests to access the power communication equipment, identity information of the equipment monitoring terminal and the power communication equipment is further obtained through the security verification terminal, access request information is further generated according to management verification information of operation and maintenance personnel, the access request information is sent to the local communication base station for security verification, after the local communication base station completes security verification according to the obtained access request information, the access key is sent to the security verification terminal, and the access key is further sent to the corresponding equipment monitoring terminal through the security verification terminal, so that the equipment monitoring terminal can access the corresponding power communication equipment. By the indirect safety verification of the equipment monitoring terminal based on the local safety verification terminal, the device monitoring terminal can adapt to the scene appearing in the local safety operation and maintenance process of the power communication equipment, assist the equipment monitoring terminal to carry out the safety verification of access, and be beneficial to improving the safety and adaptability of a safety operation and maintenance system.
Preferably, the management authentication information includes biometric information of the manager, including face image data.
Preferably, the security verification terminal further comprises a camera module;
the camera module is used for collecting a manager face image of a user of the safety verification terminal when the management verification module assists the equipment monitoring terminal to finish the safety verification of the first access of the power communication equipment;
the management verification module generates access request information according to the face image of the manager and the identity information of the manager as management verification information, and then transmits the access request information to the local communication base station;
the auxiliary verification module of the local communication base station comprises a face recognition unit;
the face recognition unit is used for extracting face features according to the acquired face images of the manager, comparing and analyzing the face features with the face features of the manager prestored in the corresponding manager in the verification management module based on the extracted face features, and carrying out safety verification through management verification information after the comparison and analysis are passed.
When the indirect security verification of the equipment monitoring terminal is completed according to the security verification terminal, the identity information of the operation and maintenance personnel/manager setting the equipment monitoring terminal can be subjected to security verification based on a face recognition mode, and the reliability of verifying the security of the equipment access by the system aiming at the management verification information is improved, so that the security of the security operation and maintenance system is improved.
The face recognition unit can adopt an open source face image recognition engine based on hundred-degree AI to realize feature extraction and face feature comparison and analysis of the face images, and corresponding comparison and analysis results are obtained.
Aiming at the fact that the power communication equipment is usually arranged in an indoor environment, when operation and maintenance personnel/managers need to finish face identity verification indoors, due to the influence of indoor light and electromagnetic interference generated by large-scale power communication equipment, the clarity of face images of the managers collected by the safety verification terminal is insufficient, and therefore the reliability of identity verification of subsequent local communication base stations according to face image data of the managers is affected.
Preferably, the face recognition unit further comprises an image enhancement unit, wherein the image enhancement unit is used for enhancing the acquired face image of the manager at first, improving the quality of the face image of the manager and being beneficial to improving the accuracy and reliability of subsequent further identity verification based on the face image of the manager.
The image enhancement unit first performs enhancement processing on the acquired face image of the manager, and the image enhancement unit comprises the following steps:
edge detection is carried out according to the acquired face image of the manager, and the method specifically comprises the following steps:
1) Performing wavelet transformation according to the acquired face image of the manager, and performing superposition reconstruction based on the obtained HL and LH subgraphs to obtain a first edge subgraph;
according to the acquired face image of the manager,by usingFiltering the face image of the manager by adopting sobel operators, wherein the adopted sobel operators comprise horizontal convolution kernels +.>Vertical convolution kernelThe method comprises the steps of carrying out a first treatment on the surface of the Filtering treatment is carried out on the face image of the manager based on the horizontal convolution kernel and the vertical convolution kernel respectively, and the obtained horizontal filtering subgraph and the obtained vertical filtering subgraph are subjected to superposition reconstruction to obtain a second edge subgraph;
2) And carrying out fusion processing according to the obtained first edge subgraph and second edge subgraph, wherein the fusion processing comprises the following steps:
wavelet transformation is carried out according to the acquired first edge subgraph, and a first high-frequency component of the first edge subgraph is obtainedAnd a first low frequency component->；
Wavelet transformation is carried out according to the acquired second edge subgraph, and a second high-frequency component of the second edge subgraph is obtainedAnd a second low frequency component->；
From the acquired first high-frequency componentAnd a second high-frequency component->High-frequency fusion is carried out to obtain a fused high-frequency componentThe high-frequency fusion function adopted is as follows:
wherein,representing +.>A high frequency component value of the position, which value is equal to the larger absolute value of the first high frequency component and the second high frequency component;
from the acquired first low-frequency componentAnd a second low frequency component->Performing low-frequency fusion to obtain a fused low-frequency componentComprising:
calculating the energy adaptation degree of the first low frequency component and the second low frequency component:
wherein,representing +.>The energy adaptation of the location; />Represent the firstAn adaptive energy value of a low frequency component, wherein +.>,/>Expressed in terms ofIs +.>A range; accumulation variable->Representation range->Location in (I)>Representation->Is used for the weight of the (c),,/>representation->To->Distance of->Representing +.>Gray value of the position; />Adaptive energy value representing a second low frequency componentWherein，/>Representing +.>Gray value of the position; />An adaptive energy value representing the first low frequency component and the second low frequency component, wherein；
And performing low-frequency fusion according to the obtained energy adaptation degree, wherein the adopted low-frequency fusion function is as follows:
wherein,representing +.>A low frequency component value of the location; />Representing an energy adaptation threshold, wherein +.>，/>Representing +.>Gray value of position +.>Representing +.>Gray value of the position;
based on the resulting fused high frequency componentAnd fusion of low frequency components->Performing wavelet inverse transformation to obtain an edge detection image;
binarization processing is carried out according to the obtained edge detection image, and gray values in the edge detection subgraph are larger than a set threshold valueThe position mark of (2) is an edge position, and edge pixel point marks are carried out on the position corresponding to the face image of the manager according to the obtained edge position, and the edge pixel point is marked as +.>And obtaining an edge detection result.
And carrying out brightness adjustment processing on the face image of the manager according to the obtained edge detection result, wherein the brightness adjustment processing specifically comprises the following steps:
the following brightness adjusting functions are adopted to sequentially carry out traversing processing on each pixel point in the face image of the manager, wherein the adopted brightness adjusting functions are as follows:
wherein,representing +.>A luminance component value at, wherein the luminance component value is a luminance component in a Lab-based color space; />Representing +.>Luminance component value at ∈ ->Representing a preset brightness standard value, < >>Representation->As the pixel points of the edge,representation->Is a non-edge pixel point +.>Expressed as +.>Is +.>Average luminance component value of each non-edge pixel point in the region,/-, and>representation and->Luminance component value of edge pixel nearest to,/->、/>、/>、/>And->Respectively represent weight coefficients, wherein +.>，/>，，/>；
And obtaining the face image after the enhancement processing based on the face image of the manager after the brightness adjustment processing.
Preferably, the luminance standard value；
After the obtained face image of the manager is enhanced in the mode, the face recognition unit further performs face feature extraction and subsequent feature comparison based on the face image of the manager after the enhancement, so that the quality of the face image of the manager can be improved.
According to the embodiment of the invention, under the condition that the obtained face image of the manager is easily affected by the interference of illumination and electromagnetic noise, the situation that the accuracy of the subsequent face recognition is affected due to insufficient definition of the image is easily caused. The above embodiment particularly proposes a technical solution that the obtained face image of the manager is first enhanced by setting an image enhancement unit; considering that under the condition of electromagnetic interference, impulse noise is easy to occur in an image, and the traditional filtering processing can effectively provide impulse noise, but also can process edge detail parts in the image, so that detail information in the image is lost; therefore, in the above embodiment, edge detection processing is firstly performed based on the obtained face image of the manager, wherein an edge detection technical scheme is proposed, two edge subgraphs are obtained through a mode of respectively performing wavelet high-frequency superposition and sobel operator filtering processing on the image, noise interference in the image can be effectively filtered through the mode of wavelet high-frequency superposition, all edge information of the image can be maximally detected through the mode of sobel filtering, edge subgraph fusion processing based on wavelet transformation is further performed based on the edge subgraphs based on the characteristics of the two edge detection, edge characteristic information is reserved to the greatest extent according to high-frequency energy characteristics for high-frequency components, energy adaptive parts of the two edge subgraphs are reserved according to low-frequency components, and energy non-adaptive parts are partially extracted; by the method, the situation that high-frequency impulse noise received in the image is mistakenly identified as the edge characteristic information can be avoided while the edge characteristic information is effectively ensured to be identified, and the identification accuracy of the edge characteristic is effectively improved. Performing edge pixel point marking on the original image based on the identified edge characteristic information; and a brightness adjustment processing technical scheme is provided, so that self-adaptive brightness adjustment can be performed on marked edge pixel points to improve the representation level of edge characteristic information in an image; meanwhile, aiming at the unmarked edge pixel points, self-adaptive adjustment is carried out on self-brightness information (noise points are subjected to fuzzy processing through brightness adjustment at the moment) based on the peripheral pixel points of the pixel points and the edge characteristic information, so that the brightness level of an image can be effectively adjusted, the influence of abnormal brightness information and noise interference in the image is eliminated, and the definition of the image is improved. The method is beneficial to improving the reliability and adaptability of face recognition according to the face image of the manager after the enhancement processing, and meanwhile, the safety and adaptability of the safe operation and maintenance system are improved.
Preferably, the cloud platform comprises a data storage module, a security analysis module and a visualization module;
the data storage module is used for storing and managing the operation data of the power communication equipment collected from each equipment monitoring terminal and the corresponding safety operation and maintenance analysis result;
the safety analysis module is used for carrying out safety analysis according to the acquired operation to obtain a safety operation and maintenance analysis result of the power communication equipment;
the visualization module is used for carrying out visualization display according to the operation data of the power communication equipment collected by each equipment monitoring terminal and the corresponding safety operation and maintenance analysis results.
The safety analysis module can conduct anomaly comparison analysis according to the acquired operation data of the power communication equipment and according to the data type and a preset data standard, and when the value of the operation data falls into the range of the anomaly index, the safety operation and maintenance analysis result of the corresponding index of the power communication equipment is obtained as anomaly. Meanwhile, the operation state of each power device and corresponding basic data (such as power device information, accessed device monitoring terminal information, operation data, corresponding safety operation and maintenance analysis results and the like) are visually displayed through the visualization module, so that a manager can intuitively and accurately know the operation state of the power communication device in the area according to the displayed data, and the safety operation and maintenance management level of the power communication device is improved.
It should be noted that, in each embodiment of the present invention, each functional unit/module may be integrated in one processing unit/module, or each unit/module may exist alone physically, or two or more units/modules may be integrated in one unit/module. The integrated units/modules described above may be implemented either in hardware or in software functional units/modules.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that modifications or equivalent substitutions can be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention.
Claims (3)
1. A secure operation and maintenance system for an electrical communication device, comprising: the device layer, the network layer and the cloud platform; wherein,
the equipment layer comprises an equipment monitoring terminal, wherein the equipment monitoring terminal is connected with the power communication equipment and is used for collecting operation data of the power communication equipment;
the network layer comprises a local communication base station, and can carry out regional/localized equipment management based on the characteristics of a large-scale power communication network; the local communication base station is used for assisting the equipment monitoring terminal to establish connection with the power communication equipment, further establishing communication connection between the equipment monitoring terminal and the cloud platform after the equipment monitoring terminal is connected with the power communication equipment, and completing data transmission between the equipment monitoring terminal and the cloud platform;
the cloud platform is used for carrying out safety analysis according to the acquired operation to obtain a safety operation and maintenance analysis result of the power communication equipment; and performing visual display according to the obtained safe operation and maintenance analysis result;
the power communication equipment is provided with a safety verification module;
the safety verification module is used for verifying the safety of the equipment monitoring terminal when the equipment monitoring terminal is accessed for the first time, and allowing the equipment monitoring terminal to establish data connection with the corresponding power communication equipment after the verification is passed;
the equipment monitoring terminal comprises an identity verification module;
the identity verification module is used for acquiring identity information of the power communication equipment when the equipment monitoring terminal is accessed to the power communication equipment for the first time, generating security verification information according to the identity information of the power communication equipment and the identity information of the equipment monitoring terminal, transmitting the security verification information to the local communication base station, performing security verification according to the security verification information by the local communication base station, acquiring an access key transmitted by the local communication base station after the security verification is passed, transmitting the access key to the security verification module of the power communication equipment, aligning the access key by the security verification module of the power communication equipment for verification, and establishing data connection between the equipment monitoring terminal and the corresponding power communication equipment after the security verification is passed;
the local communication base station comprises a verification management module and an assistance verification module;
the verification management module is used for storing preset safety identity information, wherein the safety identity information comprises identity information of a device monitoring terminal passing verification, associated information of the device monitoring terminal and the power communication device, and an access key of the power communication device;
the auxiliary verification module is used for carrying out safety verification on the identity information of the power communication equipment and the identity information of the equipment monitoring terminal according to the received safety verification information, extracting an access key of the power communication equipment after the verification is passed, and transmitting the access key back to the corresponding equipment monitoring terminal;
when the equipment monitoring terminal requests to access the power communication equipment, the power communication equipment asks for a security key from the equipment monitoring terminal, the equipment monitoring terminal generates security verification information according to the identity information of the power communication equipment which is requested to access and the identity information of the equipment monitoring terminal, and transmits the security verification information to the local communication base station, and the local communication base station firstly verifies the correctness of the identity information of the power communication equipment and the identity information of the equipment monitoring terminal which is requested to access: whether the identity information is recorded or not, or whether the association relation is correct or not; when the safety verification is passed, a corresponding access key is called according to the obtained safety verification information and the identity information of the power communication equipment, and the access key is returned to a corresponding monitoring equipment terminal, so that the monitoring equipment terminal passes the safety verification of the power communication equipment according to the access key, and the data connection with the power communication equipment is completed;
the equipment layer also comprises a security verification terminal;
the safety verification terminal comprises a management verification module, wherein the management verification module is used for connecting with the equipment monitoring terminal and acquiring identity information of the equipment monitoring terminal when the equipment monitoring terminal is accessed to the power communication equipment for the first time; generating access request information according to the identity information of the target power equipment, the identity information of the equipment monitoring terminal and the management verification information, and transmitting the access request information to a local communication base station; the local communication base station carries out security verification on the acquired access request information, after the security verification is passed, an access key returned by the local communication base station is acquired, the access key is transmitted to the equipment monitoring terminal, the equipment monitoring terminal further transmits the access key to a security verification module of the power communication equipment, the security verification module of the power communication equipment verifies the access key, and after the verification is passed, the data connection between the equipment monitoring terminal and the corresponding power communication equipment is established;
the local communication base station comprises a verification management module and an assistance verification module;
the verification management module is used for storing preset management verification information;
the auxiliary verification module is used for carrying out safety verification on the identity information and the management verification information of the power communication equipment according to the received access request information, extracting an access key of the power communication equipment after verification is passed, and transmitting the access key back to the corresponding safety verification terminal; generating an access record according to the acquired identity information of the equipment monitoring terminal and the acquired identity information of the power equipment;
the safety verification terminal also comprises a camera module;
the camera module is used for collecting a manager face image of a user of the safety verification terminal when the management verification module assists the equipment monitoring terminal to finish the safety verification of the first access of the power communication equipment;
the management verification module generates access request information according to the face image of the manager and the identity information of the manager as management verification information, and then transmits the access request information to the local communication base station;
the auxiliary verification module of the local communication base station comprises a face recognition unit;
the face recognition unit is used for extracting face features according to the acquired face images of the manager, comparing and analyzing the face features with the face features of the manager prestored in the corresponding manager in the verification management module based on the extracted face features, and carrying out safety verification through management verification information after the comparison and analysis are passed.
2. The power communication equipment safety operation and maintenance system according to claim 1, wherein the equipment monitoring terminal comprises a power supply monitoring module and a network monitoring module;
the power supply monitoring module is used for collecting operation data of a power supply of the power communication equipment, including residual electric quantity and power supply temperature;
the network monitoring module is used for collecting network transmission data of the power communication equipment, including uplink and downlink transmission rate and logic test data packets.
3. The power communication equipment safety operation and maintenance system according to claim 1, wherein the cloud platform comprises a data storage module, a safety analysis module and a visualization module;
the data storage module is used for storing and managing the operation data of the power communication equipment collected from each equipment monitoring terminal and the corresponding safety operation and maintenance analysis result;
the safety analysis module is used for carrying out safety analysis according to the acquired operation to obtain a safety operation and maintenance analysis result of the power communication equipment;
the visualization module is used for carrying out visualization display according to the operation data of the power communication equipment collected by each equipment monitoring terminal and the corresponding safety operation and maintenance analysis results.
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