CN116418121B - Substation secondary security system, method, device and computer equipment - Google Patents
Substation secondary security system, method, device and computer equipment Download PDFInfo
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- CN116418121B CN116418121B CN202310681196.4A CN202310681196A CN116418121B CN 116418121 B CN116418121 B CN 116418121B CN 202310681196 A CN202310681196 A CN 202310681196A CN 116418121 B CN116418121 B CN 116418121B
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- 238000012544 monitoring process Methods 0.000 claims abstract description 82
- 238000004590 computer program Methods 0.000 claims description 19
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- 238000012423 maintenance Methods 0.000 claims description 17
- 230000002159 abnormal effect Effects 0.000 claims description 15
- 230000009471 action Effects 0.000 claims description 15
- 238000004891 communication Methods 0.000 claims description 12
- 238000004458 analytical method Methods 0.000 claims description 11
- 238000003860 storage Methods 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 10
- 238000010586 diagram Methods 0.000 description 5
- 230000002633 protecting effect Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
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- 230000001105 regulatory effect Effects 0.000 description 2
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- 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
- H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
- H02J13/00034—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving an electric power substation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS 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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/16—Electric power substations
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The application relates to a secondary security system, a method, a device and computer equipment of a transformer substation. The system comprises: the information main station, the secondary security terminal, the recorder and the remote machine are protected; the protection information main station is connected with the secondary security terminal, and the secondary security terminal is respectively connected with the recorder and the remote motor; the recorder is used for acquiring fault data of the transformer substation; the remote machine is used for acquiring monitoring data in secondary equipment of the transformer substation; the secondary security terminal is used for summarizing the fault data and the monitoring data and sending the summarized fault data and the monitoring data to the protection information master station as secondary security data; the protection information master station is used for acquiring the secondary security data and sending the secondary security data to the inspection center and the command center. By adopting the method, the running stability of the transformer substation can be improved.
Description
Technical Field
The application relates to the technical field of electric power security, in particular to a secondary security system, a method, a device, computer equipment and a storage medium of a transformer substation.
Background
With the development of a secondary system of the transformer substation, the secondary security system of the transformer substation becomes an indispensable important component of the power system, and can directly realize real-time monitoring and control protection of the working condition of the primary equipment system, thereby ensuring the safe operation of the transformer substation.
In the traditional technology, the safety protection of the transformer substation is monitored manually. However, the conventional manual monitoring cannot find faults immediately after the faults of the transformer substation occur, and cannot judge fault information timely, so that the running stability of the transformer substation is low.
Disclosure of Invention
In view of the foregoing, it is desirable to provide a secondary security system, method, apparatus, computer device, and storage medium for a substation, which can improve the stability of operation of the substation.
In a first aspect, the application provides a secondary security system of a transformer substation. The system comprises: the information main station, the secondary security terminal, the recorder and the remote machine are protected; the protection information main station is connected with a secondary security terminal, and the secondary security terminal is respectively connected with the oscillograph and the remote motor;
the recorder is used for acquiring fault data of the transformer substation;
the remote motor is used for acquiring monitoring data in secondary equipment of the transformer substation;
the secondary security terminal is used for summarizing fault data and monitoring data and sending the fault data and the monitoring data to the protection information master station as secondary security data;
the protection information master station is used for acquiring secondary security data and sending the secondary security data to the inspection center and the command center.
In one embodiment, the recorder further comprises: a fault wave recording unit;
the fault wave recording unit is used for collecting electric quantity data at fault time and electric quantity data at non-fault time of the transformer substation; comparing the electrical quantity data at the fault moment with the electrical quantity data at the non-fault moment to determine fault data of the transformer substation; the fault data includes a fault type and a fault location.
In one embodiment, the recorder further comprises: a network analysis unit;
the network analysis unit is used for recording and analyzing the network message of the transformer substation to obtain fault data of primary equipment of the transformer substation and action data of secondary equipment.
In one embodiment, the recorder further comprises: protecting the information unit;
the protection information unit is used for carrying out information management on fault data, monitoring data and protection fixed values of the transformer substation.
In one embodiment, the recorder further comprises: a secondary system operation and maintenance unit;
the secondary system operation and maintenance unit is used for monitoring the state of the secondary equipment of the transformer substation.
In one embodiment, the status of the substation secondary device includes an operational status of the secondary device, an operational status of the secondary circuit, and a network status of the secondary circuit.
In a second aspect, the application provides a secondary security method of a transformer substation, which is applied to a secondary security system of the transformer substation. The method comprises the following steps:
acquiring fault data of a transformer substation and monitoring data in secondary equipment of the transformer substation;
summarizing the fault data and the monitoring data to obtain secondary security data;
and sending the secondary security data to the inspection center and the command center.
In a third aspect, the application further provides a secondary security device of the transformer substation. The device comprises:
the data acquisition module is used for acquiring fault data of the transformer substation and monitoring data in secondary equipment of the transformer substation;
the data summarizing module is used for summarizing the fault data and the monitoring data to obtain secondary security data;
and the data sending module is used for sending the secondary security data to the inspection center and the command center.
In a fourth aspect, the present application also provides a computer device. The computer device comprises a memory storing a computer program and a processor which when executing the computer program performs the steps of:
acquiring fault data of a transformer substation and monitoring data in secondary equipment of the transformer substation;
summarizing the fault data and the monitoring data to obtain secondary security data;
and sending the secondary security data to the inspection center and the command center.
In a fifth aspect, the present application also provides a computer-readable storage medium. The computer readable storage medium having stored thereon a computer program which when executed by a processor performs the steps of:
acquiring fault data of a transformer substation and monitoring data in secondary equipment of the transformer substation;
summarizing the fault data and the monitoring data to obtain secondary security data;
and sending the secondary security data to the inspection center and the command center.
In a sixth aspect, the application also provides a computer program product. The computer program product comprising a computer program which, when executed by a processor, performs the steps of:
acquiring fault data of a transformer substation and monitoring data in secondary equipment of the transformer substation;
summarizing the fault data and the monitoring data to obtain secondary security data;
and sending the secondary security data to the inspection center and the command center.
According to the secondary security system, the method, the device, the computer equipment and the storage medium of the transformer substation, fault data of the transformer substation are obtained through the oscillograph, monitoring data in the secondary equipment of the transformer substation are obtained through the remote machine, the fault data and the monitoring data are summarized through the secondary security terminal and are sent to the protection information master station as the secondary security data, and the protection information master station sends the secondary security data to the inspection center and the command center. The fault information of the transformer substation and the monitoring data of the secondary equipment can be automatically and rapidly acquired through the recorder and the remote motor, the fault data and the monitoring data are summarized into secondary security data, and the patrol center and the command center can timely take corresponding treatment measures according to the secondary security data, so that the running stability of the transformer substation is improved.
Drawings
FIG. 1 is a schematic diagram of a secondary security system of a substation in one embodiment;
FIG. 2 is a schematic flow chart of a substation secondary security method in one embodiment;
fig. 3 is a schematic structural diagram of a secondary security system of a substation in another embodiment;
FIG. 4 is a block diagram of a secondary security device of a substation in one embodiment;
fig. 5 is an internal structural diagram of a computer device in one embodiment.
Detailed Description
The present application will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present application more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.
In one embodiment, as shown in fig. 1, there is provided a secondary security system of a substation, the system comprising: a protective information master station 102, a secondary security terminal 104, a recorder 106 and a remote machine 108; the protection information main station 102 is connected with the secondary security terminal 104, and the secondary security terminal 104 is respectively connected with the recorder 106 and the remote machine 108; wherein:
the recorder 106 is used to obtain fault data of the substation.
The remote machine 108 is used to obtain monitoring data in the substation secondary equipment.
The secondary security terminal 104 is configured to aggregate the fault data and the monitoring data, and send the aggregated fault data and the monitoring data to the protection information master station as secondary security data.
The protection information master station 102 is used for acquiring secondary security data and transmitting the secondary security data to the inspection center and the command center.
The fault data refers to relevant data for confirming a specific fault when the transformer substation breaks down, and may include fault types, fault positions and the like. The monitoring data refers to related operation data obtained by monitoring the fault equipment by the secondary equipment when the transformer substation breaks down. The secondary equipment is auxiliary equipment for monitoring, controlling and protecting primary equipment in the transformer substation system. Primary devices refer to electrical devices in a substation system that are directly used to produce and use electrical energy. The secondary security data is integrated data obtained by summarizing fault data and monitoring data.
Specifically, when the transformer substation fails, relevant data of normal operation and abnormal operation of primary equipment in the transformer substation are collected through the recorder and compared, so that failure data of the primary equipment in the transformer substation are confirmed, and the primary equipment can be equipment such as a generator, a transformer, a circuit breaker, a switch, a power transmission line, a power cable and a reactor. Meanwhile, real-time monitoring data of secondary equipment in the power transformation to primary equipment is obtained through a remote machine, and the secondary equipment can be an electric instrument, a relay, automatic control equipment, a cable and the like. The remote engine integrates a motion device, can monitor and protect the information substation on line to perform business functions such as electric energy collection and processing, and the motion device is used for realizing collection and real-time automatic transmission of various information in the transformer substation, so that real-time monitoring data of primary equipment are obtained. The fault data acquired by the recorder and the monitoring data acquired by the remote machine are acquired through the secondary security terminal, the fault data and the monitoring data are subjected to data summarization to obtain secondary security data, the secondary security data are sent to the protection information master station, and optionally, the secondary security terminal can issue the secondary security data, and the protection information master station acquires the secondary security data in real time. After the protection information main station acquires the secondary security data, the protection information main station transmits the secondary security data to the inspection center and the command center, and the inspection center and the command center take corresponding fault processing measures according to the secondary security data to complete the processing response to the faults of the transformer substation.
In the secondary security system of the transformer substation, fault data of the transformer substation are obtained through the wave recorder, monitoring data in secondary equipment of the transformer substation are obtained through the remote machine, the fault data and the monitoring data are summarized through the secondary security terminal and are sent to the protection information master station as the secondary security data, and the protection information master station sends the secondary security data to the inspection center and the command center. The fault information of the transformer substation and the monitoring data of the secondary equipment can be automatically and rapidly acquired through the wave recorder and the remote motor, the fault data and the monitoring data are summarized into the secondary security data, and the patrol center and the command center can timely take corresponding treatment measures according to the secondary security data, so that the treatment time of the transformer substation fault is effectively shortened, the secondary security operation and maintenance efficiency is improved, and the running stability of the transformer substation is greatly improved.
In one embodiment, the recorder in the secondary security system of the transformer substation further comprises a fault recording unit, wherein the fault recording unit is used for collecting electrical quantity data at the fault moment and electrical quantity data at the non-fault moment of the transformer substation; comparing the electrical quantity data at the fault moment with the electrical quantity data at the non-fault moment to determine fault data of the transformer substation; the fault data includes a fault type and a fault location.
Wherein, the electric quantity data refer to electric parameters of the primary equipment in the operation process. The fault type refers to a specific type of fault occurring in the substation, such as a bus fault, a transmission line fault, a switching fault, a transformer fault, etc. The fault location refers to the location in the substation where the fault occurs.
Specifically, when a transformer station fails, the fault wave recording unit automatically collects and records various electrical quantity data of primary equipment at the time of failure, such as parameters of current, voltage, active power, reactive power, frequency and the like, performs data analysis on the electrical quantity data, judges whether the electrical quantity data belong to abnormal data, compares the electrical quantity data at the time of failure with the electrical quantity data at the time of non-failure, and further determines the failure type of the failure and the failure position of the failure of the transformer station.
In the embodiment, the fault recording unit is used for comparing the electrical quantity data at the fault moment with the electrical quantity data at the non-fault moment to determine the fault type and the fault position of the transformer substation, so that the fault of the transformer substation can be analyzed, the fault accident can be processed, the protection action can be judged, and the safety level and the stability of the operation of the transformer substation can be improved.
In one embodiment, the recorder in the secondary security system of the transformer substation further comprises a network analysis unit, wherein the network analysis unit is used for recording and analyzing network messages of the transformer substation to obtain fault data of primary equipment of the transformer substation and action data of secondary equipment.
When the transformer station fails, the network message of the transformer station refers to original failure data in the transformer station, including failure waveforms of primary equipment, parameters of secondary equipment, action information and the like. The failure data of the primary equipment of the transformer substation refers to failure data of the primary equipment which is failed in the transformer substation and is obtained through means such as failure analysis when the transformer substation fails. The action data of the secondary equipment refer to relevant data such as protection actions taken by the secondary equipment when a transformer substation breaks down.
Specifically, when a transformer station fails, a network analysis unit in the recorder records and analyzes a network message of the transformer station to obtain a network communication state of the transformer station. The network analysis unit analyzes the network communication state and restores the faults of the primary equipment and the protection actions taken by the secondary equipment of the power substation when the faults occur.
In this embodiment, the network analysis unit records and analyzes the network message of the substation to obtain the fault data of the primary equipment and the action data of the secondary equipment of the substation, so that the fault can be analyzed in time when the fault occurs, the fault occurrence cause can be conveniently and rapidly searched, the weak link and the fault equipment of the communication network can be found in advance, the occurrence of the power system accident can be prevented, and the running stability of the substation can be improved.
In one embodiment, the recorder in the secondary security system of the transformer substation further comprises a protection information unit, wherein the protection information unit is used for managing fault data, monitoring data and protection fixed values of the transformer substation.
The protection fixed value refers to various rated protection parameters of the protection device in the transformer substation.
Specifically, when the transformer substation fails, the protection information unit manages the acquired fault data, running state data in the monitoring data, and the protection fixed value of the transformer substation, and the information management may be to monitor the running state data of the relay protection device, check the relay protection fixed value, and modify the protection fixed value. The information management can also analyze the fault data of the transformer substation to generate a corresponding transformer substation fault analysis report, can acquire the historical operation data of the secondary equipment, classify and count the historical operation data, extract the abnormal data in the historical operation data and generate an abnormal data report, so that data problems can be found timely, the protection information unit automatically generates a management report corresponding to each information management task after completing the management task, and the related data of each management task is clearly recorded.
In this embodiment, the protection information unit is used to perform information management on fault data, monitoring data and protection fixed values of the transformer substation, so that each fault related data of the transformer substation can be clearly recorded, and the speed and timeliness of the secondary security system for coping with faults of the transformer substation are improved.
In one embodiment, the recorder in the substation secondary security system further comprises a secondary system operation and maintenance unit, and the secondary system operation and maintenance unit is used for monitoring the state of the substation secondary equipment.
Specifically, the secondary equipment does not directly participate in the production and distribution process of the electric energy in the transformer substation, monitors the primary equipment, and generates a monitoring analysis result by analyzing the monitoring result. And generating an abnormal equipment control instruction by the secondary equipment of the transformer substation according to the monitoring analysis result, and controlling and protecting the abnormal equipment in the transformer substation by the secondary equipment based on the generated abnormal equipment control instruction. The secondary equipment monitors and measures the current, voltage, power and the like of a primary equipment circuit, monitors the insulation condition and the like of an alternating current/direct current power grid, monitors the running state and parameters of the primary equipment in real time, and realizes a series of operations such as tripping of a circuit breaker in the power distribution device through an operation loop when abnormality occurs, so that the circuit is protected. The secondary system operation and maintenance unit monitors the state of the secondary equipment, and when the secondary equipment fails, maintenance measures can be timely taken to enable the secondary equipment to recover to normal operation.
In the embodiment, the state of the secondary equipment of the transformer substation is monitored through the operation and maintenance unit of the secondary system, so that the normal operation of the secondary equipment and a circuit of the transformer substation can be protected, and the operation stability of the transformer substation is improved.
In one embodiment, the status of the substation secondary device includes an operational status of the secondary device, an operational status of the secondary circuit, and a network status of the secondary circuit.
The secondary circuit is an electric circuit which is formed by connecting secondary equipment with each other and is used for monitoring, controlling, regulating and protecting primary equipment and is used for controlling, protecting, regulating, measuring and monitoring all parameters and working conditions of all elements in the primary circuit.
In the embodiment, the operation state of the secondary equipment of the transformer substation, the operation state of the secondary circuit and the network state of the secondary circuit are monitored, so that the normal operation of the secondary equipment of the transformer substation can be ensured, a circuit of the transformer substation is protected, and the operation stability of the transformer substation is improved.
In one embodiment, as shown in fig. 2, a substation secondary security method is provided, and the substation secondary security system of fig. 1 is taken as an example for explaining the application of the method, and the method includes the following steps:
and 202, acquiring fault data of a transformer substation and monitoring data in secondary equipment of the transformer substation.
And 204, summarizing the fault data and the monitoring data to obtain secondary security data.
And 206, sending the secondary security data to a patrol center and a command center.
Specifically, when the transformer substation fails, the recorder collects and compares related data of the primary equipment in the transformer substation during normal operation and abnormal operation, so that failure data of the primary equipment in the transformer substation are confirmed. Meanwhile, the remote machine is used for acquiring real-time monitoring data of secondary equipment in the transformer to primary equipment, the secondary security terminal is used for acquiring fault data acquired by the wave recorder and monitoring data acquired by the remote machine, data summarizing is carried out on the fault data and the monitoring data to obtain secondary security data, the secondary security data are sent to the protection information master station, and optionally, the secondary security terminal can issue the secondary security data, and the protection information master station acquires the secondary security data in real time. After the protection information main station acquires the secondary security data, the protection information main station transmits the secondary security data to the inspection center and the command center, and the inspection center and the command center take corresponding fault processing measures according to the secondary security data to complete the processing response to the faults of the transformer substation.
In the secondary security method of the transformer substation, fault data of the transformer substation are obtained through the oscillograph, monitoring data in secondary equipment of the transformer substation are obtained through the remote machine, the fault data and the monitoring data are summarized through the secondary security terminal and are sent to the protection information master station as the secondary security data, and the protection information master station sends the secondary security data to the inspection center and the command center. The fault information of the transformer substation and the monitoring data of the secondary equipment can be automatically and rapidly acquired through the wave recorder and the remote motor, the fault data and the monitoring data are summarized into the secondary security data, and the patrol center and the command center can timely take corresponding treatment measures according to the secondary security data, so that the treatment time of the transformer substation fault is effectively shortened, the secondary security operation and maintenance efficiency is improved, and the running stability of the transformer substation is greatly improved.
In another embodiment, as shown in fig. 3, a substation secondary security system is provided, which includes a protection information main station 102, a secondary security terminal 104, a recorder 106, and a remote machine 108, wherein the recorder 106 further includes a fault recorder unit 302, a network analysis unit 304, a protection information unit 306, and a secondary operation and maintenance unit 308.
The fault wave recording unit 302 is used for collecting electrical quantity data at fault time and electrical quantity data at non-fault time of the transformer substation; comparing the electrical quantity data at the fault moment with the electrical quantity data at the non-fault moment to determine fault data of the transformer substation; the fault data includes a fault type and a fault location.
The network analysis unit 304 is configured to record and analyze a network packet of the substation, and obtain fault data of primary equipment and action data of secondary equipment of the substation.
And the protection information unit 306 is used for managing the fault data, the monitoring data and the protection fixed value of the transformer substation.
The secondary operation and maintenance unit 308 is configured to monitor a state of a secondary device of the substation, where the state of the secondary device of the substation includes an operation state of the secondary device, an operation state of the secondary circuit, and a network state of the secondary circuit.
And the remote machine 108 is used for acquiring monitoring data in the secondary equipment of the transformer substation.
The secondary security terminal 104 is configured to aggregate the fault data and the monitoring data, and send the aggregated fault data and the monitoring data to the protection information master station as secondary security data.
The protection information master station 102 is configured to obtain the secondary security data, and send the secondary security data to the inspection center and the command center.
In this embodiment, the fault recording unit compares the electrical quantity data at the fault moment with the electrical quantity data at the non-fault moment to determine the fault type and the fault position of the transformer substation, so that the fault of the transformer substation can be analyzed, the fault accident can be processed, the protection action can be judged, the monitoring data in the secondary equipment of the transformer substation can be obtained through the remote machine, the fault data and the monitoring data can be summarized through the secondary security terminal, the fault data and the monitoring data can be transmitted to the protection information master station as the secondary security data, and the protection information master station transmits the secondary security data to the inspection center and the command center. The fault information of the transformer substation and the monitoring data of the secondary equipment can be automatically and rapidly acquired through the wave recorder and the remote motor, the fault data and the monitoring data are summarized into the secondary security data, and the patrol center and the command center can timely take corresponding treatment measures according to the secondary security data, so that the treatment time of the transformer substation fault is effectively shortened, the secondary security operation and maintenance efficiency is improved, and the running stability of the transformer substation is greatly improved.
It should be understood that, although the steps in the flowcharts related to the embodiments described above are sequentially shown as indicated by arrows, these steps are not necessarily sequentially performed in the order indicated by the arrows. The steps are not strictly limited to the order of execution unless explicitly recited herein, and the steps may be executed in other orders. Moreover, at least some of the steps in the flowcharts described in the above embodiments may include a plurality of steps or a plurality of stages, which are not necessarily performed at the same time, but may be performed at different times, and the order of the steps or stages is not necessarily performed sequentially, but may be performed alternately or alternately with at least some of the other steps or stages.
Based on the same inventive concept, the embodiment of the application also provides a transformer substation secondary security device for realizing the transformer substation secondary security method. The implementation scheme of the device for solving the problem is similar to that described in the method, so the specific limitation in the embodiment of the secondary security device for the transformer substation provided below can be referred to the limitation of the secondary security method for the transformer substation, and is not repeated herein.
In one embodiment, as shown in fig. 4, there is provided a secondary security device for a substation, including: a data acquisition module 402, a data summarization module 404, and a data transmission module 406, wherein:
the data acquisition module 402 is configured to acquire fault data of a substation and monitoring data in secondary equipment of the substation.
And the data summarizing module 404 is used for summarizing the fault data and the monitoring data to obtain secondary security data.
The data sending module 406 is configured to send the secondary security data to the inspection center and the command center.
In one embodiment, the data acquisition module 402 is further configured to acquire electrical quantity data at a fault time and electrical quantity data at a non-fault time of the substation; comparing the electrical quantity data at the fault moment with the electrical quantity data at the non-fault moment to determine fault data of the transformer substation; the fault data includes a fault type and a fault location.
In one embodiment, the data obtaining module 402 is further configured to record and parse a network packet of the substation to obtain fault data of primary equipment and action data of secondary equipment of the substation.
In one embodiment, the data summarization module 404 is further configured to perform information management on fault data, monitoring data, and protection fixed values of the substation.
In one embodiment, the data acquisition module 402 is further configured to monitor a status of the secondary device of the substation.
All or part of each module in the secondary security device of the transformer substation can be realized by software, hardware and a combination thereof. The above modules may be embedded in hardware or may be independent of a processor in the computer device, or may be stored in software in a memory in the computer device, so that the processor may call and execute operations corresponding to the above modules.
In one embodiment, a computer device is provided, which may be a server, the internal structure of which may be as shown in fig. 5. The computer device includes a processor, a memory, an Input/Output interface (I/O) and a communication interface. The processor, the memory and the input/output interface are connected through a system bus, and the communication interface is connected to the system bus through the input/output interface. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device includes a non-volatile storage medium and an internal memory. The non-volatile storage medium stores an operating system, computer programs, and a database. The internal memory provides an environment for the operation of the operating system and computer programs in the non-volatile storage media. The database of the computer device is used for storing fault data, monitoring data and other data. The input/output interface of the computer device is used to exchange information between the processor and the external device. The communication interface of the computer device is used for communicating with an external terminal through a network connection. The computer program when executed by the processor is used for realizing a substation secondary security method.
It will be appreciated by those skilled in the art that the structure shown in FIG. 5 is merely a block diagram of some of the structures associated with the present inventive arrangements and is not limiting of the computer device to which the present inventive arrangements may be applied, and that a particular computer device may include more or fewer components than shown, or may combine some of the components, or have a different arrangement of components.
In one embodiment, a computer device is provided, comprising a memory and a processor, the memory having stored therein a computer program, the processor implementing the steps of the method embodiments described above when the computer program is executed.
In one embodiment, a computer-readable storage medium is provided, on which a computer program is stored which, when executed by a processor, implements the steps of the method embodiments described above.
In an embodiment, a computer program product is provided, comprising a computer program which, when executed by a processor, implements the steps of the method embodiments described above.
It should be noted that, the user information (including but not limited to user equipment information, user personal information, etc.) and the data (including but not limited to data for analysis, stored data, presented data, etc.) related to the present application are information and data authorized by the user or sufficiently authorized by each party, and the collection, use and processing of the related data need to comply with the related laws and regulations and standards of the related country and region.
Those skilled in the art will appreciate that implementing all or part of the above described methods may be accomplished by way of a computer program stored on a non-transitory computer readable storage medium, which when executed, may comprise the steps of the embodiments of the methods described above. Any reference to memory, database, or other medium used in embodiments provided herein may include at least one of non-volatile and volatile memory. The nonvolatile Memory may include Read-Only Memory (ROM), magnetic tape, floppy disk, flash Memory, optical Memory, high density embedded nonvolatile Memory, resistive random access Memory (ReRAM), magnetic random access Memory (Magnetoresistive Random Access Memory, MRAM), ferroelectric Memory (Ferroelectric Random Access Memory, FRAM), phase change Memory (Phase Change Memory, PCM), graphene Memory, and the like. Volatile memory can include random access memory (Random Access Memory, RAM) or external cache memory, and the like. By way of illustration, and not limitation, RAM can be in the form of a variety of forms, such as Static Random access memory (Static Random access memory AccessMemory, SRAM) or dynamic Random access memory (Dynamic Random Access Memory, DRAM), and the like. The databases referred to in the embodiments provided herein may include at least one of a relational database and a non-relational database. The non-relational database may include, but is not limited to, a blockchain-based distributed database, and the like. The processor referred to in the embodiments provided in the present application may be a general-purpose processor, a central processing unit, a graphics processor, a digital signal processor, a programmable logic unit, a data processing logic unit based on quantum computing, or the like, but is not limited thereto.
The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The foregoing examples illustrate only a few embodiments of the application and are described in detail herein without thereby limiting the scope of the application. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application. Accordingly, the scope of the application should be assessed as that of the appended claims.
Claims (10)
1. A secondary security system for a substation, the system comprising: the information main station, the secondary security terminal, the recorder and the remote machine are protected; the protection information main station is connected with the secondary security terminal, and the secondary security terminal is respectively connected with the recorder and the remote motor;
the recorder is used for determining fault data of primary equipment in the transformer substation;
the remote machine is used for acquiring real-time monitoring data of the secondary equipment of the transformer substation to the primary equipment;
the secondary security terminal is used for summarizing the fault data and the monitoring data and sending the summarized fault data and the monitoring data to the protection information master station as secondary security data;
the protection information master station is used for acquiring the secondary security data and sending the secondary security data to a patrol center and a command center, and the patrol center and the command center take corresponding fault treatment measures according to the secondary security data;
the recorder includes: the system comprises a fault wave recording unit, a network analysis unit, a protection information unit and a secondary system operation and maintenance unit; the fault recording unit is used for collecting and comparing the electrical quantity data of the primary equipment of the transformer substation at the fault moment with the electrical quantity data of the primary equipment of the transformer substation at the non-fault moment to determine the fault data of the primary equipment of the transformer substation; the fault data comprises a fault type and a fault position;
the network analysis unit is used for recording and analyzing the network message of the transformer substation when the transformer substation breaks down to obtain the network communication state of the transformer substation, analyzing the network communication state by the network analysis unit to obtain the fault data of primary equipment and the action data of secondary equipment of the transformer substation, analyzing the fault in time when the fault occurs, searching the fault occurrence cause and preventing the occurrence of an accident of the power system;
the protection information unit is used for carrying out information management on the fault data, the monitoring data and the protection fixed value, the information management comprises analysis on the fault data of the transformer substation, a corresponding transformer substation fault analysis report is generated, historical operation data of the secondary equipment are obtained, the historical operation data are classified and counted, abnormal data in the historical operation data are extracted, an abnormal data report is generated, the protection information unit automatically generates a management report corresponding to each information management task after each information management task is completed, and relevant data of each management task are clearly recorded.
2. The system of claim 1, wherein the recorder further comprises: a secondary system operation and maintenance unit;
and the secondary system operation and maintenance unit is used for monitoring the state of the secondary equipment of the transformer substation.
3. The system of claim 2, wherein the status of the substation secondary device comprises an operational status of the secondary device, an operational status of the secondary circuit, and a network status of the secondary circuit.
4. The secondary security method of the transformer substation is characterized by being applied to a secondary security system of the transformer substation, and comprises the following steps:
acquiring related data of primary equipment in the transformer substation during normal operation and abnormal operation through a recorder, and comparing the related data to determine fault data of the primary equipment in the transformer substation;
acquiring real-time monitoring data of secondary equipment of a transformer substation to primary equipment through a remote machine;
summarizing the fault data and the monitoring data through a secondary security terminal to obtain secondary security data;
the secondary security data are sent to a patrol center and a command center through a protection information master station, and the patrol center and the command center take corresponding fault processing measures according to the secondary security data;
the recorder includes: the system comprises a fault wave recording unit, a network analysis unit, a protection information unit and a secondary system operation and maintenance unit; the fault recording unit is used for collecting and comparing the electrical quantity data of the primary equipment of the transformer substation at the fault moment with the electrical quantity data of the primary equipment of the transformer substation at the non-fault moment to determine the fault data of the primary equipment of the transformer substation; the fault data comprises a fault type and a fault position;
the network analysis unit is used for recording and analyzing the network message of the transformer substation when the transformer substation breaks down to obtain the network communication state of the transformer substation, analyzing the network communication state by the network analysis unit to obtain the fault data of primary equipment and the action data of secondary equipment of the transformer substation, analyzing the fault in time when the fault occurs, searching the fault occurrence cause and preventing the occurrence of an accident of the power system;
the protection information unit is used for carrying out information management on the fault data, the monitoring data and the protection fixed value, the information management comprises analysis on the fault data of the transformer substation, a corresponding transformer substation fault analysis report is generated, historical operation data of the secondary equipment are obtained, the historical operation data are classified and counted, abnormal data in the historical operation data are extracted, an abnormal data report is generated, the protection information unit automatically generates a management report corresponding to each information management task after each information management task is completed, and relevant data of each management task are clearly recorded.
5. A secondary security device for a substation, the device comprising:
the data acquisition module is used for acquiring fault data of primary equipment in the transformer substation and real-time monitoring data of secondary equipment of the transformer substation on the primary equipment;
the data summarizing module is used for summarizing the fault data and the monitoring data to obtain secondary security data;
the data sending module is used for sending the secondary security data to a patrol center and a command center, and the patrol center and the command center take corresponding fault processing measures according to the secondary security data;
the data acquisition module acquires fault data of primary equipment in the transformer substation through a recorder; the recorder includes: the system comprises a fault wave recording unit, a network analysis unit, a protection information unit and a secondary system operation and maintenance unit; the fault recording unit is used for collecting and comparing the electrical quantity data of the primary equipment of the transformer substation at the fault moment with the electrical quantity data of the primary equipment of the transformer substation at the non-fault moment to determine the fault data of the primary equipment of the transformer substation; the fault data comprises a fault type and a fault position;
the network analysis unit is used for recording and analyzing the network message of the transformer substation when the transformer substation breaks down to obtain the network communication state of the transformer substation, analyzing the network communication state by the network analysis unit to obtain the fault data of primary equipment and the action data of secondary equipment of the transformer substation, analyzing the fault in time when the fault occurs, searching the fault occurrence cause and preventing the occurrence of an accident of the power system;
the protection information unit is used for carrying out information management on the fault data, the monitoring data and the protection fixed value, the information management comprises analysis on the fault data of the transformer substation, a corresponding transformer substation fault analysis report is generated, historical operation data of the secondary equipment are obtained, the historical operation data are classified and counted, abnormal data in the historical operation data are extracted, an abnormal data report is generated, the protection information unit automatically generates a management report corresponding to each information management task after each information management task is completed, and relevant data of each management task are clearly recorded.
6. The apparatus of claim 5, wherein the data acquisition module is further configured to record and parse a network packet of the substation to obtain fault data of primary equipment and action data of secondary equipment of the substation.
7. The apparatus of claim 5, wherein the data summarization module is further configured to perform information management on fault data, monitoring data, and protection constants of the substation.
8. The apparatus of claim 5, wherein the data acquisition module is further configured to monitor a status of a secondary device of the substation.
9. A computer device comprising a memory and a processor, the memory storing a computer program, characterized in that the processor implements the steps of the method of claim 4 when executing the computer program.
10. A computer readable storage medium, on which a computer program is stored, characterized in that the computer program, when being executed by a processor, implements the steps of the method of claim 4.
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101958581A (en) * | 2010-10-28 | 2011-01-26 | 华中电网有限公司 | Network message monitoring and fault recording integrated device for intelligent transformer substation |
| CN104459476A (en) * | 2014-12-31 | 2015-03-25 | 上海毅昊自动化有限公司 | Fault monitoring system based on source end data maintenance mechanism |
| CN104505941A (en) * | 2014-12-18 | 2015-04-08 | 国网浙江省电力公司培训中心 | Monitoring system and simulating running system for intelligent substation network |
| CN105305640A (en) * | 2015-11-28 | 2016-02-03 | 国网江西省电力公司赣东北供电分公司 | Intelligent substation fault record protection motion information diagnosis method |
| CN106709580A (en) * | 2017-01-13 | 2017-05-24 | 国家电网公司 | Substation secondary system operation and maintenance cloud platform |
| CN107977507A (en) * | 2017-11-28 | 2018-05-01 | 海南电网有限责任公司 | A kind of electric power system fault characteristic quantity modeling method based on fault recorder data |
| CN207559691U (en) * | 2017-12-22 | 2018-06-29 | 成都滕达科技有限公司 | A kind of secondary equipment of intelligent converting station on-line monitoring system |
| CN109150636A (en) * | 2018-10-31 | 2019-01-04 | 国网四川省电力公司电力科学研究院 | A kind of intelligent substation of full link information stream is assisted to experimental tests method and system |
| KR102218268B1 (en) * | 2020-07-10 | 2021-02-22 | 유니테크(주) | Substation Automation Operating Device Equipped with Automatic Generation of Failure Judgment and Failure Recovery Scenarios |
| WO2022160776A1 (en) * | 2021-01-29 | 2022-08-04 | 国电南瑞科技股份有限公司 | Failure analysis method based on relay protection on-line monitoring and analysis system |
| CN115313625A (en) * | 2022-07-06 | 2022-11-08 | 深圳供电局有限公司 | Transformer substation monitoring method and system |
| CN116014893A (en) * | 2022-12-29 | 2023-04-25 | 南方电网数字电网研究院有限公司 | Remote visual intelligent inspection system for transformer substation |
-
2023
- 2023-06-09 CN CN202310681196.4A patent/CN116418121B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101958581A (en) * | 2010-10-28 | 2011-01-26 | 华中电网有限公司 | Network message monitoring and fault recording integrated device for intelligent transformer substation |
| CN104505941A (en) * | 2014-12-18 | 2015-04-08 | 国网浙江省电力公司培训中心 | Monitoring system and simulating running system for intelligent substation network |
| CN104459476A (en) * | 2014-12-31 | 2015-03-25 | 上海毅昊自动化有限公司 | Fault monitoring system based on source end data maintenance mechanism |
| CN105305640A (en) * | 2015-11-28 | 2016-02-03 | 国网江西省电力公司赣东北供电分公司 | Intelligent substation fault record protection motion information diagnosis method |
| CN106709580A (en) * | 2017-01-13 | 2017-05-24 | 国家电网公司 | Substation secondary system operation and maintenance cloud platform |
| CN107977507A (en) * | 2017-11-28 | 2018-05-01 | 海南电网有限责任公司 | A kind of electric power system fault characteristic quantity modeling method based on fault recorder data |
| CN207559691U (en) * | 2017-12-22 | 2018-06-29 | 成都滕达科技有限公司 | A kind of secondary equipment of intelligent converting station on-line monitoring system |
| CN109150636A (en) * | 2018-10-31 | 2019-01-04 | 国网四川省电力公司电力科学研究院 | A kind of intelligent substation of full link information stream is assisted to experimental tests method and system |
| KR102218268B1 (en) * | 2020-07-10 | 2021-02-22 | 유니테크(주) | Substation Automation Operating Device Equipped with Automatic Generation of Failure Judgment and Failure Recovery Scenarios |
| WO2022160776A1 (en) * | 2021-01-29 | 2022-08-04 | 国电南瑞科技股份有限公司 | Failure analysis method based on relay protection on-line monitoring and analysis system |
| CN115313625A (en) * | 2022-07-06 | 2022-11-08 | 深圳供电局有限公司 | Transformer substation monitoring method and system |
| CN116014893A (en) * | 2022-12-29 | 2023-04-25 | 南方电网数字电网研究院有限公司 | Remote visual intelligent inspection system for transformer substation |
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|---|---|
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