CN113985123A - Platform district monitoring system based on 5G communication technology - Google Patents
Platform district monitoring system based on 5G communication technology Download PDFInfo
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Abstract
本发明公开了一种基于5G通信技术的台区监测系统，包括台区监测单元、分支箱监测单元、表箱监测单元以及台区应用监控平台，台区监测单元与低压配电箱电连接，分支箱监测单元与低压电缆分支箱电连接，表箱监测单元与电表箱电连接，台区监测单元、分支箱监测单元和表箱监测单元的输出端连接台区应用监测平台的输入端；所述台区监测单元、分支箱监测单元和表箱监测单元分别通过5G通讯与台区应用管理平台进行数据交互。本发明采用5G通讯，对各级开关和设备状态以及采集电能数据进行实时上报，有力推动线损治理、主动抢修服务等工作开展，为低压电网台区拓扑关系准确识别以及低压线路、用户停电实时上报和精确定位提供了有效服务。
The invention discloses a station area monitoring system based on 5G communication technology, which includes a station area monitoring unit, a branch box monitoring unit, a meter box monitoring unit and a station area application monitoring platform. The branch box monitoring unit is electrically connected with the low-voltage cable branch box, the meter box monitoring unit is electrically connected with the meter box, and the output ends of the station area monitoring unit, the branch box monitoring unit and the meter box monitoring unit are connected to the input end of the station area application monitoring platform; The station area monitoring unit, the branch box monitoring unit and the meter box monitoring unit respectively conduct data interaction with the station area application management platform through 5G communication. The invention uses 5G communication to report the status of switches and equipment at all levels and the collected power data in real time, effectively promoting the development of line loss management, active emergency repair services, etc. Reporting and precise positioning provide effective services.
Description
Technical Field
The invention relates to the technical field of power grid monitoring, in particular to a platform area monitoring system based on a 5G communication technology.
Background
With the rapid development of social economy and the continuous promotion of electric power reform, the electric power industry in China presents a good and fast development trend, in the development process of a distribution network in China, a low-voltage distribution station area is a terminal network directly facing users and is an important component of a power grid, and the low-voltage requirement is inevitably selected in the current stage of power grid development by adopting a station area standardized management mode.
With continuous and deep innovation of power system, the national grid company provides high-quality service which is the mission and the fundamental purpose of power enterprise development, and with the deep development of the internet, big data and cloud computing technology, the marketing thinking, service innovation and operation and maintenance mode of the power industry are changed, and simultaneously, a new thought is provided for the national grid to comprehensively realize a three-in-five system. Under the background of information revolution and digital application, the original extensive growth mode and management mode of the power industry are difficult to continue. The process starts to change from the extensive management to the fine and intensive management. The system can timely respond to the rapid change of the external social situation, and comprehensively drives the innovation change of the power system on the supply capacity, the operation and maintenance service, the structure adjustment and the power utilization guarantee, thereby meeting the increasingly high service expectation of customers.
In recent years, with the continuous advance of the intelligent power grid, the construction and the application of the intelligent terminal monitoring and power utilization information acquisition system of the low-voltage power distribution station create favorable conditions for the intelligent and information management of the low-voltage power grid, and greatly improve the reliability and the safety of power supply.
The low-voltage distribution transformer area is divided according to load types and can be divided into four types, namely an urban residential transformer area, a commercial transformer area, an industrial transformer area and an agricultural transformer area.
The urban residential district and the commercial district are distributed in the city, the main loads are residential electricity and commercial electricity, the loads are dense, and the electricity consumption is large generally. The feeder line is characterized in that the feeder line is in a radial power supply mode, the power supply radius is relatively short, and the load weight distribution of different feeder lines is relatively even. In summer, the air conditioners in a large number of large shopping malls and residential areas are used, so that the load peaks of the two types of districts are usually caused in summer.
The industrial platform area is generally located in suburbs of cities, the power supply distance is long, and due to rapid increase of industrial production, the load of the industrial platform area is relatively heavy, so that the problems of low voltage at the tail end of a line, voltage fluctuation and the like are easy to occur.
Agricultural platform district, agricultural production receive seasonal production cycle to influence obvious, lead to agricultural platform district month power consumption peak valley difference great, agricultural platform district circuit distance is longer, comparatively circuitous usually, and circuit end voltage is on the low side, and load along the line is comparatively dispersed. During the load peak period, a large number of similar agricultural loads are usually put into or quit operation at the same time, and the transient high-level load may threaten the stability of the system voltage and easily cause large reactive impact on the power grid.
However, in the actual working process, some agricultural transformer stations are remote, so that the construction of the transformer stations in remote areas is in a serious lagging state, and the automation level of the agricultural transformer station monitoring system in China is generally low, so that the automation requirement of a low-voltage distribution network at the present stage cannot be met. And the existing equipment basically has no communication function, and the meter reading personnel need to read the meter of each distribution room, so that the meter reading efficiency is low, certain personnel waste is caused, and the working personnel can not timely acquire the operation condition of each equipment in the distribution room, so that the working personnel can not timely master the power supply condition.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a station area monitoring system based on a 5G communication technology, so that the states of switches and equipment at all levels and collected electric energy data can be reported in time.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows.
The platform area monitoring system based on the 5G communication technology comprises a platform area monitoring unit for acquiring data of a low-voltage distribution box, a branch box monitoring unit for acquiring data of the low-voltage cable branch box, a meter box monitoring unit for acquiring electric energy information of an electric meter box and a platform area application monitoring platform for processing the acquired data, wherein the platform area monitoring unit is electrically connected with the low-voltage distribution box, the branch box monitoring unit is electrically connected with the low-voltage cable branch box, the meter box monitoring unit is electrically connected with the electric meter box, and output ends of the platform area monitoring unit, the branch box monitoring unit and the meter box monitoring unit are connected with an input end of the platform area application monitoring platform; and the platform area monitoring unit, the branch box monitoring unit and the meter box monitoring unit are respectively in data interaction with the platform area application management platform through 5G communication.
Above-mentioned platform district monitoring system based on 5G communication technology, communicate through RS485 between table case monitoring unit and the ammeter case.
Above-mentioned platform district monitoring system based on 5G communication technology, platform district monitoring unit is including monitoring low voltage distribution box on-off state to low voltage distribution box's monitoring.
Above-mentioned platform district monitoring system based on 5G communication technology, platform district monitoring unit carries out the collection of voltage, current data to low-voltage distribution box.
In the station area monitoring system adopting the 5G communication technology, the station area monitoring unit has a station area topology identification function, and completes the monitoring of the low-voltage power grid of the station area and the acquisition of power consumption data.
In the station area monitoring system based on the 5G communication technology, the monitoring of the branch box monitoring unit on the low-voltage cable branch box includes monitoring of a switch state of the branch box, topology identification of a lower stage of the branch box, and measurement of an outgoing line electrical parameter of the circuit breaker.
Above-mentioned platform district monitoring system based on 5G communication technology, table case monitoring unit is including distinguishing the table district internal ammeter branch phase in to the monitoring of table case.
Above-mentioned platform district monitoring system based on 5G communication technology, table case monitoring unit still includes the monitoring to table case circuit breaker state to the monitoring of table case.
Above-mentioned platform district monitoring system based on 5G communication technology, table case monitoring unit still includes the switch state monitoring behind the user table to the monitoring of table case.
Above-mentioned platform district monitoring system based on 5G communication technology, table case monitoring unit still includes to table case inlet wire electrical parameter measurement to the monitoring of table case.
Due to the adoption of the technical scheme, the technical progress of the invention is as follows.
According to the invention, 5G communication is adopted, and the states of switches and equipment at all levels and collected electric energy data are reported in real time by deploying a low-voltage distribution network monitoring terminal, a branch box monitoring terminal, a meter box monitoring terminal, a maintenance terminal and intelligent management analysis software on site, so that the loss reduction and efficiency improvement target of a transformer area is realized, the work development of line loss management, active first-aid repair service and the like is powerfully promoted, and effective service is provided for accurate identification of topological relation of the transformer area of a low-voltage power grid, real-time reporting and accurate positioning of low-voltage lines and power failure of users.
The invention constructs a visual platform area information management mode by utilizing a 5G communication technology, provides more comprehensive, complete and fine data information of various platform areas for operation, distribution, power distribution network operation and management personnel, lays a foundation for improving the line loss lean management level of enterprises, effectively reduces the enterprise cost, helps the enterprises to save resource investment, and establishes an efficient and convenient business platform area information management mode.
Drawings
FIG. 1 is a block diagram of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The structure block diagram of the platform area monitoring system based on the 5G communication technology is shown in fig. 1, and the platform area monitoring system comprises a platform area monitoring unit, a branch box monitoring unit, a meter box monitoring unit and a platform area application monitoring platform, wherein the platform area monitoring unit, the branch box monitoring unit and the meter box monitoring unit are respectively in data interaction with the platform area application management platform through 5G communication.
The transformer area monitoring unit is used for carrying out data acquisition on the low-voltage distribution box and is electrically connected with the low-voltage distribution box.
The detection of the transformer area monitoring unit on the low-voltage distribution box comprises the monitoring of the on-off state of the low-voltage distribution box, and the on-off state of the low-voltage distribution box is monitored and transmitted to the transformer area application management platform.
The transformer area monitoring unit is used for acquiring voltage and current data of the low-voltage distribution box and reporting the acquired data to the transformer area application management platform through 5G communication.
The platform area monitoring unit also has a platform area topology recognition function and is used for completing platform area low-voltage power grid monitoring and electricity utilization data acquisition tasks, and the platform area monitoring unit reports the acquired on-off state and equipment state of the low-voltage distribution box to the platform area application management platform through 5G communication and also can receive an instruction sent to the platform area monitoring unit by the platform area application platform through the 5G communication.
The branch box monitoring unit is used for collecting data of the low-voltage cable branch box and is electrically connected with the low-voltage cable branch box.
The branch box monitoring unit mainly comprises branch box switch state monitoring to monitor the switch state of the branch box and report the monitored information to the platform area application management platform through 5G communication.
The branch box monitoring unit also comprises topology identification of a branch box subordinate station area, realizes acquisition and monitoring of subordinate branch boxes in the station area, and reports the topology identification to the station area application management platform through 5G communication.
The branch box monitoring unit also comprises a function of measuring electrical parameters of the circuit breaker, measures electrical parameter information of the circuit breaker in the transformer area, and reports data to the transformer area monitoring unit.
The branch box monitoring unit reports the collected switch state and equipment state of the low-voltage cable branch box to the distribution area application management platform through 5G communication, and meanwhile, the branch box monitoring unit can also receive an instruction sent to the branch box monitoring unit by the distribution area application platform through 5G communication.
The meter box monitoring unit is used for collecting electric energy information of the electric meter box, the input end of the meter box monitoring unit is connected with the output end of the electric meter box, and the meter box monitoring unit is communicated with the electric meter box through RS 485.
The meter box monitoring unit identifies phase lines of all the electric pens in the meter box by phase-splitting identification of the electric pens in the meter box, and transmits identified information to the platform area application management platform through 5G communication.
The meter box monitoring unit monitors the on-state and the off-state of the circuit breaker in the meter box by monitoring the state of the circuit breaker in the meter box and uploads the identified information to the platform area application management platform through 5G communication.
The meter box monitoring unit monitors the on-off state of the user meter rear switch to monitor the on-off state of the user meter rear switch and transmits monitored information to the platform area application management platform through 5G communication.
The meter box monitoring unit comprises a function of measuring the electric parameters of the inlet wire of the meter box, measures the electric parameters of the inlet wire of the meter box, and reports the measured parameter information to the platform area monitoring unit through 5G communication.
The electric energy signal of the ammeter case that table case monitoring unit will gather passes through the 5G communication and uploads to platform district application management platform carries out electric energy monitoring to each ammeter case, need not the manual work and checks meter, has improved work efficiency.
The platform area application management platform is an intelligent interactive, flexible and flexible application platform which is constructed by taking a platform area as a unit, taking line loss as a main line and taking problems as guidance, and advancing a service interface to deepen platform area inspection. The management personnel of the basic layer station area can rapidly complete 9 types of services such as equipment inspection, palm machine data reading, equipment photo importing, meter batch assembly and disassembly flow filing and on-site time correction and power restoration, and the data error rate is obviously reduced.
The platform area application management platform acquires the status report and the data acquisition of the platform area monitoring unit, the branch box monitoring unit and the meter box monitoring unit in real time through 5G communication, and displays the status of each monitoring switch and the status of the electric energy meter in real time, so that real-time monitoring is performed on each level of terminal equipment.
The platform area application management platform describes the working process of the whole system through data acquisition, operation, processing, remote transmission, background monitoring and the like of a field remote terminal, and realizes real-time information of a three-phase voltage, a current, active power, reactive power, a power factor, zero-sequence voltage, a current, active electric quantity, reactive electric quantity, system frequency, voltage unbalance rate, current unbalance rate and other demand sides.
In addition, the platform area application management platform can also perform query of various data and real-time and historical events. The method comprises the following steps: the maximum load rate, the highest and low voltage values and the occurrence time, the highest and low current values and the occurrence time, the highest and low load values and the occurrence time, the voltage qualification rate, the maximum unbalance rate and the occurrence time and the like, reasonably distribute charges and avoid overload of the transformer.
Through the platform district application management platform, a series of unsafe factors such as load actual measurement in an electrified way are avoided, namely, the workload is reduced, the working efficiency is improved, the safety factor of the work is greatly increased, and the platform district application management platform is widely applied to the platform district management of a demand side.
According to the invention, the transformer area monitoring unit, the branch box monitoring unit and the meter box monitoring unit are deployed on site, so that the purposes of loss reduction and efficiency improvement of the transformer area are realized, the work development of line loss treatment, active first-aid repair service and the like is powerfully promoted, and effective service is provided for accurate identification of the topological relation of the low-voltage power grid transformer area, real-time reporting and accurate positioning of low-voltage lines and user power failure.
The invention constructs a visual platform area information management mode by utilizing a 5G communication technology, provides more comprehensive, complete and fine data information of various platform areas for operation, distribution, power distribution network operation and management personnel, lays a foundation for improving the line loss lean management level of enterprises, effectively reduces the enterprise cost, helps the enterprises to save resource investment, and establishes an efficient and convenient business platform area information management mode.
In recent years, with the rapid development of agricultural economy, the electric energy supply requirement of rural areas is continuously improved, at present, power enterprises in China separately supply power to the rural areas and the urban areas, and if the development mode is adopted in an information management system of a power business area, the service volume of the system is increased, and then the system has a plurality of problems in data collection. Therefore, when an electric power enterprise wants to design the information management system of the electric power business hall area, a rapid data transmission channel is established, an electric power information network of a city area is further extended to a rural area, and the unified processing and management of the electric power business and data of the city and the rural area are promoted to be realized, so that the supply quality of the electric power of the rural area is ensured.
The invention further changes the development mode of the power enterprise by utilizing the electronic information technology, promotes the transition of the traditional power industry to the modernization technology and the intensive power industry, realizes the integrated management of electric energy metering management, electric charge calculation and electric charge payment by a platform area monitoring system depending on the computer technology and the 5G communication technology, effectively reduces the workload of power workers, promotes the working efficiency, simultaneously prompts the management level of the power enterprise and promotes the transition of the development mode of the power enterprise.
The transformer area monitoring system can realize monitoring of the standby power transformer area, protection of communication functions and the like as long as the transformer area monitoring system is applied to suburbs and rural areas, and further enhances dose management, load management, supervision of the power distribution transformer area, management of telecommunication information management and interaction and the like.
The distribution area monitoring system can monitor the distribution area conditions in dosage management, realize control over load management and reactive compensation and the like, detect and control distribution of energy, and further promote the expansion of functions of the intelligent distribution area.
The platform district monitoring system can also be applicable to the areas with higher electric power requirements and load levels, can further realize the suppression to the dynamic harmonic of distribution platform district, the treatment of reactive compensation and three-phase inequality scheduling problem, can realize the management to platform district line damage, carry out timely analysis and access to economic operation, its door of present china's power supply enterprise limits in the provision of network interface service etc. utilize the webpage service interface to realize the direct acquisition of user's agency affair information on this basis, and then come further to make things convenient for the door maintenance of electric power enterprise, it is more convenient for the user to use, the work efficiency of electric power enterprise has further been promoted, the integration of electric power resource information has been promoted, be favorable to maintaining the security of the electric wire netting of china.
Through the application of the 5G communication in the power industry, the portal maintenance and analysis of the power supply enterprise are further enhanced, the internal business processing efficiency and the information application efficiency of the power supply enterprise are improved to the maximum extent, the applicability and the expansibility of the portal of the power supply enterprise are effectively improved, the overall operation expansion of the portal of the power supply enterprise is further promoted, the development of the management construction of the power supply enterprise is promoted, the informatization level of the power supply enterprise is improved, and the market competitiveness of the power supply enterprise is favorably improved.
The popularization and application of the 5G communication technology in the power industry further drives the development of power enterprises in China, is beneficial to the development of economic construction in China, and the application of the platform area monitoring system promotes the change of the management mode of the power enterprises, improves the management level and further promotes the development of informatization management of the power business hall platform areas.
The intelligent distribution transformer area terminal is taken as a core, the branch line monitoring terminal is taken as an optimal matched product, and the operation state of the distribution transformer area is monitored, evaluated and early warned. Meanwhile, the 5G communication technology is adopted to perform information interaction with a concentrator of a distribution transformer area (power utilization acquisition), so that comprehensive monitoring and real-time acquisition of low-voltage power utilization data of the distribution transformer area are realized, local judgment and timely alarm of abnormal operation of distribution equipment are realized, power failure events are actively reported, and a fault range is rapidly positioned after power failure, so that rapid rush repair of low-voltage faults is supported, and the power utilization safety of people is guaranteed.
The intelligent distribution transformer area comprehensive management platform is developed mainly aiming at the problem of intelligent local technical management of a distribution transformer area, has repeated contents and leak functions, has difficult implementation schemes due to some technical requirements, has low intelligent degree, needs to be gathered and managed, and is used for researching an intelligent distribution transformer area solution development mode and a national network which are released by power.
The method and the system realize accurate monitoring of the power flow of the power distribution network mainly through high-speed synchronous phasor measurement, online monitoring and prevention of potential faults of a line, support of power supply capacity and situation perception of load, provide rich data for instantaneous section state estimation, power quality optimization and harmonic treatment of the power distribution network, and effectively improve the observability, measurability and controllability of the power distribution network.
Those of ordinary skill in the art will appreciate that the elements and algorithm steps of the examples described in connection with the embodiments disclosed herein may be embodied in electronic hardware, computer software, or combinations of both, and that the components and steps of the examples have been described in a functional general in the foregoing description for the purpose of illustrating clearly the interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
It can be clearly understood by those skilled in the art that, for convenience and brevity of description, the specific working processes of the terminal and the unit described above may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the several embodiments provided in the present application, it should be understood that the disclosed terminal and method can be implemented in other manners. For example, the above-described system embodiments are merely illustrative, and for example, the division of the units is only one logical functional division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed.
In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may also be an electric, mechanical or other form of connection.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment of the present invention.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. Platform district monitoring system based on 5G communication technology, its characterized in that: the monitoring system comprises a platform area monitoring unit for acquiring data of a low-voltage distribution box, a branch box monitoring unit for acquiring data of the low-voltage cable branch box, a meter box monitoring unit for acquiring electric energy information of an electric meter box and a platform area application monitoring platform for processing the acquired data, wherein the platform area monitoring unit is electrically connected with the low-voltage distribution box, the branch box monitoring unit is electrically connected with the low-voltage cable branch box, the meter box monitoring unit is electrically connected with the electric meter box, and the output ends of the platform area monitoring unit, the branch box monitoring unit and the meter box monitoring unit are connected with the input end of the platform area application monitoring platform; and the platform area monitoring unit, the branch box monitoring unit and the meter box monitoring unit are respectively in data interaction with the platform area application management platform through 5G communication.
2. The station area monitoring system based on 5G communication technology according to claim 1, wherein: and the meter box monitoring unit is communicated with the meter box through RS 485.
3. The station area monitoring system based on 5G communication technology according to claim 1, wherein: the monitoring of the platform area monitoring unit to the low-voltage distribution box comprises monitoring of the on-off state of the low-voltage distribution box.
4. The station area monitoring system based on 5G communication technology according to claim 1, wherein: the transformer area monitoring unit is used for collecting voltage and current data of the low-voltage distribution box.
5. The station area monitoring system based on 5G communication technology according to claim 1, wherein: the platform area monitoring unit has a platform area topology identification function and completes platform area low-voltage power grid monitoring and electricity utilization data acquisition.
6. The station area monitoring system based on 5G communication technology according to claim 1, wherein: the monitoring of the branch box monitoring unit on the low-voltage cable branch box comprises the steps of monitoring the switch state of the branch box, identifying the subordinate topology of the branch box and measuring the outgoing line electrical parameters of the circuit breaker.
7. The station area monitoring system based on 5G communication technology according to claim 1, wherein: the monitoring of the meter box monitoring unit on the meter box comprises split-phase identification of an electric meter in the meter box in the distribution area.
8. The station area monitoring system based on 5G communication technology according to claim 1, wherein: the monitoring of table case monitoring unit to the table case still includes table case circuit breaker state monitoring.
9. The station area monitoring system based on 5G communication technology according to claim 1, wherein: the monitoring of the meter box monitoring unit on the meter box further comprises monitoring of the switch state of the user after the meter is used.
10. The station area monitoring system based on 5G communication technology according to claim 1, wherein: the monitoring of table case monitoring unit to the table case still includes and measures table case inlet wire electrical parameter.
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| CN202111188752.1A CN113985123A (en) | 2021-10-12 | 2021-10-12 | Platform district monitoring system based on 5G communication technology |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117456668A (en) * | 2023-11-17 | 2024-01-26 | 邹平市供电有限公司 | Power supply remote service management device |
| CN117955241A (en) * | 2024-02-06 | 2024-04-30 | 南京荣泰电气自动化有限公司 | A topology identification method and system based on GNSS and synchronized phasors |
-
2021
- 2021-10-12 CN CN202111188752.1A patent/CN113985123A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117456668A (en) * | 2023-11-17 | 2024-01-26 | 邹平市供电有限公司 | Power supply remote service management device |
| CN117955241A (en) * | 2024-02-06 | 2024-04-30 | 南京荣泰电气自动化有限公司 | A topology identification method and system based on GNSS and synchronized phasors |
| CN117955241B (en) * | 2024-02-06 | 2024-12-13 | 南京荣泰电气自动化有限公司 | A topology identification method and system based on GNSS and synchronized phasors |
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