CN112086972A - Intelligent operation and maintenance management device and method for backup power supply of power distribution terminal - Google Patents
Intelligent operation and maintenance management device and method for backup power supply of power distribution terminal Download PDFInfo
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- CN112086972A CN112086972A CN202011044679.6A CN202011044679A CN112086972A CN 112086972 A CN112086972 A CN 112086972A CN 202011044679 A CN202011044679 A CN 202011044679A CN 112086972 A CN112086972 A CN 112086972A
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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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/001—Methods to deal with contingencies, e.g. abnormalities, faults or failures
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00016—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using a wired telecommunication network or a data transmission bus
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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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/001—Methods to deal with contingencies, e.g. abnormalities, faults or failures
- H02J3/0012—Contingency detection
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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
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Human Computer Interaction (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention provides an intelligent operation and maintenance management device and an operation and maintenance management method for a backup power supply of a power distribution terminal, wherein the device comprises an input module, an output module, a protection grounding module, a fault warning module, a communication module and a control display module; the control display module is respectively connected with the input module, the output module, the protection grounding module, the fault warning module and the communication module; the input module is connected with commercial power through an external port to ensure the electric energy supply of the equipment; the output module outputs proper voltage through a rectifier bridge rectifying circuit, a filter circuit and a forward and reverse flyback conversion circuit to ensure that the equipment is powered; the protective grounding module is grounded through an external port, so that the safe and reliable operation of the equipment is ensured; the fault warning module is used for carrying out fault warning after detecting the fault of the storage battery; and the communication module is used for carrying out serial port communication through an external connection port.
Description
Technical Field
The invention relates to the technical field of power grid operation and maintenance fault monitoring, in particular to an intelligent operation and maintenance management device and an intelligent operation and maintenance management method for a backup power supply of a power distribution terminal.
Background
The intelligent power distribution network terminal backup power plays a very important role in an intelligent power distribution network system, and the power distribution terminal can continuously work for a period of time when encountering a power failure accident, so that all required electric quantity is provided for a series of key work of detecting the fault position of the system, uploading key information to a master station, remotely controlling a switch device to be switched on and switched off and the like.
The power supply guarantee of the backup power supply is necessary, once the PT fails, the terminal is powered off and offline, so that the self-healing of the line cannot be realized when the line fails, a large-area power failure accident of the line is caused, and the power supply reliability is further influenced. PT overhauls and need have a power failure to go on, and important load such as important customer and industry garden takes the region, can't have a power failure at any time, in case this regional trouble takes place, and the unable self-healing of circuit and fault area judge the isolation will cause a large amount of load losses, brings huge economic loss.
Therefore, how to provide an intelligent operation and maintenance management method for a backup power supply of a power distribution terminal becomes a problem to be solved urgently by the technical personnel in the field.
Application number is 201810483786.5 discloses a DTU distribution terminal super capacitor backup power supply system in the patent specification, this application through the total capacity that reduces the required super capacitor module of backup power supply system, optimizes the power configuration of the required power management module of backup power supply system simultaneously, fully reduces super capacitor backup power supply system's cost, promotes current DTU distribution terminal backup power supply system's reliability and stability. The state information of the charging and discharging management unit module can be reported in real time, the running state of the power module in the system can be continuously tracked, great convenience is provided for maintenance and overhaul of a backup power system, the alternating current power supply state information and the state information of the super capacitor module are fused into the power module, the DTU power distribution terminal is only communicated with each power module in the backup power system, the backup power system is controllable in working state, simple in fault judgment and low in manufacturing cost, the advantages of the super capacitor can be fully played, and a simpler, economical and powerful backup power supply guarantee is provided for the DTU power distribution terminal. However, the data sampling of the backup power supply and the comprehensive analysis cannot be realized, the health condition of the backup power supply is comprehensively monitored in real time, the risk assessment is made, the power distribution terminal can still be in a working state when power failure occurs, and the power supply reliability of the power distribution network is guaranteed.
Disclosure of Invention
The invention provides an intelligent operation and maintenance management device for a backup power supply of a power distribution terminal, which can carry out intelligent operation and maintenance management on the backup power supply of the power distribution terminal and can intelligently formulate a charge-discharge strategy of the backup power supply of the power distribution terminal, thereby ensuring the reliable operation of the backup power supply of the power distribution terminal.
The invention further aims to provide an operation and maintenance management method of the intelligent operation and maintenance management device for the backup power supply of the power distribution terminal.
In order to achieve the technical effects, the technical scheme of the invention is as follows:
an intelligent operation and maintenance management device for a backup power supply of a power distribution terminal comprises an input module, an output module, a protective grounding module, a fault alarm module, a communication module and a control display module, wherein,
the control display module is respectively connected with the input module, the output module, the protection grounding module, the fault warning module and the communication module;
the input module is connected with commercial power through an external port to ensure the electric energy supply of the equipment;
the output module outputs proper voltage through a rectifier circuit of a rectifier bridge, a filter circuit and a forward and reverse flyback conversion circuit to ensure that the equipment supplies power;
the protective grounding module is grounded through an external port, so that the safe and reliable operation of the equipment is ensured;
the fault warning module is used for carrying out fault warning after detecting the fault of the storage battery;
and the communication module carries out serial port communication through an external connection port.
Further, control display element includes distribution terminal reserve power charge and discharge management unit, distribution terminal reserve power state monitoring unit and display element, distribution terminal reserve power state monitoring unit realizes the overall process monitoring (electric current, voltage, temperature) to distribution terminal reserve power operational parameter, at the in-process that distribution terminal reserve power supplies power for the load, can accurately measure distribution terminal reserve power's residual capacity, distribution terminal reserve power charge and discharge management unit can carry out quick, reliable and stable switching to the distribution terminal reserve power package charge mode of reserve power through user interface, guarantees that distribution terminal reserve power can charge and discharge according to the appointed requirement of user, possesses distribution terminal reserve power and joins conversely protection and excessive pressure overcurrent protection circuit, can ensure that distribution terminal reserve power in time cuts off the charge and discharge circuit when the occurence of failure and ensure the ann's of distribution terminal reserve power Completing; set for the critical value to parameters such as distribution terminal reserve power supply group total voltage, every section distribution terminal reserve power supply voltage, distribution terminal reserve power supply discharge time and capacity, surpass the back and take place the warning, display element can carry out friendly human-computer interaction through the OLED display screen, display element includes display element and key unit.
Further, the parameters for monitoring the operation of the backup power supply of the power distribution terminal in the whole process comprise: current, voltage and temperature.
Further, the input module comprises an input switching relay, a rectifier bridge rectifying circuit and a filter circuit;
the input switching relay, the rectifier bridge rectification circuit and the filter circuit are sequentially connected, and the input switching relay is used for external input switching; the rectifier bridge rectifier circuit is mainly used for rectifying input alternating-current voltage into stagnation voltage; the filter circuit is used for filtering out ripples in the rectified output voltage and ensuring the stability and reliability of the output voltage.
Furthermore, the output module comprises a power factor correction unit, a PWM control unit, a rectification filtering unit and an output protection unit, wherein the power factor correction unit is used for improving a power factor and solving the problems of electromagnetic interference and electromagnetic compatibility caused by serious distortion of a power distribution network current waveform caused by capacitive load, the PWM control unit is used for reducing conduction energy loss of a power element and improving control efficiency of a control signal on a circuit, and the rectification filtering unit is used for rectifying and filtering the voltage after voltage reduction to ensure reliability of output voltage.
Furthermore, the protection grounding module is grounded through an external port, so that safe and reliable operation of equipment is guaranteed.
And the fault alarm module is used for alarming output of alternating current input power loss, alarming output of battery activation state, alarming output of battery under-voltage and alarming output of power supply fault.
And the fault alarm module is communicated by adopting an RS232/RS485 serial port.
An operation and maintenance management method of an intelligent operation and maintenance management device for a backup power supply of a power distribution terminal comprises the following steps:
s1: data acquisition is carried out on the state of a backup power supply of the power distribution terminal;
s2: intelligently processing and analyzing the acquired data, and making a charging and discharging strategy suitable for the current situation of the backup power supply;
s3: and intelligently finishing charging and discharging of the backup power supply of the power distribution terminal according to a charging and discharging strategy.
And on the ground, when the storage battery fails, sending alarm information, and executing the operation and maintenance tasks of the distribution network equipment by the operation and maintenance personnel of the distribution network equipment to perform operation and maintenance site operation.
Compared with the prior art, the technical scheme of the invention has the beneficial effects that:
the method can intelligently realize the operation and maintenance of the backup power supply of the power distribution terminal, comprehensively monitor the health condition of the backup power supply in real time by sampling the data of the backup power supply and carrying out comprehensive analysis, make risk assessment, ensure that the power distribution terminal can still be in a working state when power failure occurs, and ensure the power supply reliability of the power distribution network.
Drawings
FIG. 1 is a schematic diagram of the structure of the apparatus of the present invention;
FIG. 2 is a flow chart of the method of the present invention.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent;
for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product;
it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The technical solution of the present invention is further described below with reference to the accompanying drawings and examples.
As shown in fig. 1, the present invention provides an intelligent operation and maintenance management apparatus for a backup power supply of a power distribution terminal, including: an input module, an output module, a protective grounding module, a fault alarm module, a communication module and a control display module, wherein,
the control display module is respectively connected with the input module, the output module, the protection grounding module, the fault warning module and the communication module;
the input module is connected with commercial power through an external port to ensure the electric energy supply of the equipment;
the output module outputs proper voltage through a rectifier bridge rectifying circuit, a filter circuit and a forward and reverse flyback conversion circuit to ensure that the equipment is powered;
the protective grounding module is grounded through an external port, so that the safe and reliable operation of the equipment is ensured;
the fault warning module is used for carrying out fault warning after detecting the fault of the storage battery;
and the communication module is used for carrying out serial port communication through an external connection port.
The control display unit comprises a power distribution terminal backup power supply charging and discharging management unit, a power distribution terminal backup power supply state monitoring unit and a display unit, wherein the power distribution terminal backup power supply state monitoring unit is mainly used for monitoring the whole process of the operation parameters (current, voltage and temperature) of the power distribution terminal backup power supply, the charging and discharging management unit of the backup power supply of the power distribution terminal can rapidly, reliably and stably switch the charging mode of the backup power supply group of the power distribution terminal of the backup power supply through a user interface, ensure that the backup power supply of the power distribution terminal can be charged and discharged according to the specified requirements of a user, and has a reverse connection protection circuit and an overvoltage and overcurrent protection circuit of the backup power supply of the power distribution terminal, so that the charging and discharging loop can be timely cut off to ensure the safety of the backup power supply of the power distribution terminal when the backup power supply of the power distribution terminal is in an accident; the method is characterized in that critical values are set for parameters such as total voltage of a power distribution terminal backup power supply set, voltage of each power distribution terminal backup power supply, discharge time of the power distribution terminal backup power supply, capacity and the like, alarm is given out after exceeding the critical values, friendly human-computer interaction can be carried out through an OLED display screen through a display unit, and the display unit comprises a display unit and a key unit.
The input module comprises an input switching relay, a rectifier bridge rectifying circuit and a filter circuit,
the input switching relay, the rectifier bridge rectification circuit and the filter circuit are connected in sequence. The input switching relay is used for carrying out external input switching; a rectifier bridge rectifier circuit for rectifying an input ac voltage into a hold-up voltage; and the filter circuit is used for filtering out ripples in the rectified output voltage and ensuring the stability and reliability of the output voltage.
The output module comprises a power factor correction unit, a PWM control unit, a rectification filter unit and an output protection unit, wherein the power factor correction unit is used for improving the power factor and solving the problems of electromagnetic interference and electromagnetic compatibility caused by serious distortion of the current waveform of the power distribution network caused by capacitive load, the PWM control unit is used for reducing the conduction energy loss of a power element and improving the control efficiency of a control signal to a circuit, and the rectification filter unit is used for rectifying and filtering the voltage after voltage reduction to ensure the reliability of output voltage.
The protective grounding module is grounded through an external port, so that the safe and reliable operation of the equipment is ensured;
and the fault alarm module is used for outputting an alarm of AC input power loss, an alarm of the activation state of the battery, an alarm of undervoltage of the battery and an alarm of power failure.
And the communication module and the fault alarm module adopt RS232/RS485 serial ports for communication.
As shown in fig. 2, the present invention further provides an intelligent operation and maintenance management method for a backup power source of a power distribution terminal, including:
data acquisition is carried out on the state of a backup power supply of the power distribution terminal;
intelligently processing and analyzing the acquired data, and making a charging and discharging strategy suitable for the current situation of the backup power supply;
and intelligently finishing charging and discharging of the backup power supply of the power distribution terminal according to a charging and discharging strategy.
And when the storage battery fails, sending alarm information, and executing the operation and maintenance tasks of the distribution network equipment by operation and maintenance personnel of the distribution network equipment to perform operation and maintenance site operation.
The method can intelligently realize the operation and maintenance of the backup power supply of the power distribution terminal, comprehensively monitor the health condition of the backup power supply in real time by sampling the data of the backup power supply and carrying out comprehensive analysis, make risk assessment, ensure that the power distribution terminal can still be in a working state when power failure occurs, and ensure the power supply reliability of the power distribution network.
The same or similar reference numerals correspond to the same or similar parts;
the positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent;
it should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a distribution terminal backup source intelligence operation and maintenance management device which characterized in that includes: an input module, an output module, a protective grounding module, a fault alarm module, a communication module and a control display module, wherein,
the control display module is respectively connected with the input module, the output module, the protection grounding module, the fault warning module and the communication module;
the input module is connected with commercial power through an external port to ensure the electric energy supply of the equipment;
the output module outputs proper voltage through a rectifier circuit of a rectifier bridge, a filter circuit and a forward and reverse flyback conversion circuit to ensure that the equipment supplies power;
the protective grounding module is grounded through an external port, so that the safe and reliable operation of the equipment is ensured;
the fault warning module is used for carrying out fault warning after detecting the fault of the storage battery;
and the communication module carries out serial port communication through an external connection port.
2. The intelligent operation and maintenance management device of the power distribution terminal backup power supply according to claim 1, wherein the control display unit comprises a power distribution terminal backup power supply charging and discharging management unit, a power distribution terminal backup power supply state monitoring unit and a display unit, the power distribution terminal backup power supply state monitoring unit realizes the whole-process monitoring (current, voltage and temperature) of the operation parameters of the power distribution terminal backup power supply, can accurately measure the residual capacity of the power distribution terminal backup power supply in the process that the power distribution terminal backup power supply supplies power to a load, the power distribution terminal backup power supply charging and discharging management unit can rapidly, reliably and stably switch the charging mode of the power distribution terminal backup power supply group of the backup power supply through a user interface, ensures that the power distribution terminal backup power supply can be charged and discharged according to the specified requirements of a user, and is provided with an overvoltage backup power supply reverse connection protection circuit and an overcurrent protection circuit, the charging and discharging loop can be timely cut off to ensure the safety of the backup power supply of the power distribution terminal when an accident happens; set for the critical value to parameters such as distribution terminal reserve power supply group total voltage, every section distribution terminal reserve power supply voltage, distribution terminal reserve power supply discharge time and capacity, surpass the back and take place the warning, display element can carry out friendly human-computer interaction through the OLED display screen, display element includes display element and key unit.
3. The intelligent operation and maintenance management device for the power distribution terminal backup power supply according to claim 2, wherein the monitoring of the parameters of the operation of the power distribution terminal backup power supply in the whole process comprises: current, voltage and temperature.
4. The intelligent operation and maintenance management device for the power distribution terminal backup power supply according to claim 3, wherein the input module comprises an input switching relay, a rectifier bridge rectifying circuit and a filter circuit;
the input switching relay, the rectifier bridge rectification circuit and the filter circuit are sequentially connected, and the input switching relay is used for external input switching; the rectifier bridge rectifier circuit is mainly used for rectifying input alternating-current voltage into stagnation voltage; the filter circuit is used for filtering out ripples in the rectified output voltage and ensuring the stability and reliability of the output voltage.
5. The intelligent operation and maintenance management device for the power distribution terminal backup power supply according to claim 4, wherein the output module comprises a power factor correction unit, a PWM control unit, a rectification filter unit and an output protection unit, the power factor correction unit is used for improving a power factor and solving the problems of electromagnetic interference and electromagnetic compatibility caused by serious distortion of a power distribution network current waveform caused by capacitive load, the PWM control unit is used for reducing conduction energy loss of a power element and improving control efficiency of a control signal to a circuit, and the rectification filter unit is used for rectifying and filtering the voltage after voltage reduction to ensure reliability of output voltage.
6. The intelligent operation and maintenance management device for the power distribution terminal backup power supply according to claim 5, wherein the protection grounding module is grounded through an external port, so that safe and reliable operation of equipment is ensured.
7. The intelligent operation and maintenance management device for the power distribution terminal backup power supply according to claim 6, characterized by comprising a fault alarm module, wherein the fault alarm module is used for alarming output of AC input power loss, alarming output of battery activation state, alarming output of battery under-voltage and alarming output of power failure.
8. The intelligent operation and maintenance management device for the power distribution terminal backup power supply according to claim 7, characterized by comprising a communication module, wherein the fault alarm module adopts an RS232/RS485 serial port for communication.
9. The operation and maintenance management method of the intelligent operation and maintenance management device for the power distribution terminal backup power supply of claim 8 is characterized by comprising the following steps:
s1: data acquisition is carried out on the state of a backup power supply of the power distribution terminal;
s2: intelligently processing and analyzing the acquired data, and making a charging and discharging strategy suitable for the current situation of the backup power supply;
s3: and intelligently finishing charging and discharging of the backup power supply of the power distribution terminal according to a charging and discharging strategy.
10. The intelligent operation and maintenance management method for the backup power of the power distribution terminal according to claim 9, characterized in that when a storage battery fails, an alarm message is sent, and operation and maintenance tasks of the distribution network equipment are executed by operation and maintenance personnel of the distribution network equipment to perform operation and maintenance field work.
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|---|---|---|---|---|
| CN112713657A (en) * | 2020-12-30 | 2021-04-27 | 江苏超越新能源科技集团股份有限公司 | Electric energy monitoring system for power grid terminal user |
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Application publication date: 20201215 |
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