CN113972737A - Power distribution automation monitoring management system and method - Google Patents
Power distribution automation monitoring management system and method Download PDFInfo
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- CN113972737A CN113972737A CN202111201946.0A CN202111201946A CN113972737A CN 113972737 A CN113972737 A CN 113972737A CN 202111201946 A CN202111201946 A CN 202111201946A CN 113972737 A CN113972737 A CN 113972737A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 108
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- 238000004146 energy storage Methods 0.000 claims abstract description 21
- 238000007726 management method Methods 0.000 claims description 26
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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
- H02J13/00001—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
- H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
Abstract
The invention discloses a power distribution automatic monitoring management system and a method, wherein the system comprises a data acquisition terminal, a power distribution automatic monitoring module, a communication module, an alarm module, a mobile monitoring terminal and a cloud storage module; the data acquisition terminal is used for acquiring the working state data of the power distribution network; the distribution automation monitoring module is used for carrying out fault identification on a feeder line and a transformer substation of the power distribution network based on the working state data, carrying out electricity stealing identification, meter reading and charge distribution, controlling each distribution switch, each transformer substation load switch, a distributed power supply and an energy storage system in the power distribution network and sending alarm information; and the alarm module alarms based on the feeder line, the fault identification result of the transformer substation and the electricity stealing identification result. The invention has low cost, can realize the effective fusion of distribution automation functions, can timely find the phenomena of power distribution network faults and electricity stealing, quickly carry out fault isolation, realize the reasonable distribution of electric charges and improve the power supply quality.
Description
Technical Field
The invention relates to the technical field of distribution automation, in particular to a distribution automation monitoring and management system and a distribution automation monitoring and management method.
Background
The power distribution network is one of three major systems of power generation, transmission and distribution (sometimes also called power supply and power utilization) of a power system. Electric power companies realize product sales through power distribution networks-providing electric energy to a large number of electric power consumers. The distribution automation is that modern electronic technology, communication technology, computer and network technology are combined with power equipment, monitoring, protection, control, metering and work management of power supply departments of a power distribution network under normal and accident conditions are organically integrated, power supply quality is improved, a closer and more responsible relationship is established with users, diversity of user requirements is met at a reasonable price, power supply economy is best, and enterprise management is more effective. Distribution automation is a large, complex, highly integrated systematic project that contains all the functional data flow and control associated with the distribution system in an electric power enterprise.
Distribution automation is a necessary trend of modernization development of a power system, and under the condition that a distribution network is normal, the operation mode of the distribution network can be optimized by monitoring the operation condition of the distribution network; when a power distribution network has a fault or an abnormal condition, the automatic system can quickly find out the fault section and the abnormal condition, quickly isolate line equipment of the fault section, timely recover power supply of users in a non-fault area, shorten the power failure time of the users and reduce the power failure area; and can control reactive load and voltage level rationally according to distribution network voltage, improve the power supply quality to reach economic operation's purpose. However, the existing distribution automation monitoring and management system has single function and higher cost, and the distribution automation monitoring and management still needs human participation, so that complete intellectualization cannot be achieved. Therefore, it is necessary to provide a power distribution automation monitoring and management system and method.
Disclosure of Invention
The invention aims to provide a distribution automation monitoring and management system and a distribution automation monitoring and management method, which are used for solving the problems in the prior art, have low cost, can realize the effective fusion of distribution automation functions, can timely find the phenomena of power distribution network faults and electricity stealing, quickly carry out fault isolation, fully utilize a distributed power supply and an energy storage system, realize the reasonable distribution of charges and improve the power supply quality.
In order to achieve the purpose, the invention provides the following scheme: the invention provides a distribution automation monitoring and management system, comprising: the system comprises a data acquisition terminal, a distribution automation monitoring module, a communication module, an alarm module, a mobile monitoring terminal and a cloud storage module;
the data acquisition terminal is used for acquiring working state data of the power distribution network;
the distribution automation monitoring module is used for carrying out fault identification on a feeder line and a transformer substation of the power distribution network based on data acquired by the data acquisition terminal, carrying out electricity stealing identification, meter reading and charge distribution, controlling each distribution switch, each transformer substation load switch, a distributed power supply and an energy storage system in the power distribution network, and sending alarm information to the alarm module and the mobile monitoring terminal;
the alarm module alarms based on a feeder line of the distribution automation monitoring module, a fault identification result of a transformer substation and an electricity stealing identification result;
the mobile monitoring terminal is used for remotely receiving the alarm information sent by the distribution automation monitoring module;
the cloud storage module is used for carrying out cloud storage on the data collected by the data collection terminal and the identification result of the distribution automation monitoring module.
Preferably, the data acquisition terminal includes: the system comprises a power distribution switch state acquisition device, a transformer substation load switch state acquisition device, a load data acquisition device and a rated load acquisition device;
the power distribution switch state acquisition device is used for acquiring state information of each power distribution switch in the power distribution network;
the transformer substation load switch state acquisition device is used for acquiring state information of each transformer substation load switch in the power distribution network;
the load data acquisition device is used for acquiring real-time load data of each monitoring point on the line of the power distribution network;
and the rated load acquisition device is used for acquiring the rated load of each monitoring point on the line of the power distribution network.
Preferably, the distribution automation monitoring module comprises a feeder line fault identification unit, a transformer substation fault identification unit, an electricity stealing identification unit, a meter reading unit, a charge distribution unit, a fault control unit and an alarm information generation unit; the feeder line fault identification unit, the transformer substation fault identification unit, the electricity stealing identification unit, the meter reading unit and the charge distribution unit are respectively connected with the data acquisition terminal, and the fault control unit and the alarm information generation unit are respectively connected with the feeder line fault identification unit, the transformer substation fault identification unit and the electricity stealing identification unit;
the feeder line fault identification unit is used for identifying feeder line faults according to the state information of each power distribution switch;
the transformer substation fault identification unit is used for carrying out transformer substation fault identification according to the state information of each transformer substation load switch;
the electricity stealing identification unit is used for carrying out electricity stealing identification according to the load data of each monitoring point on the line of the power distribution network;
the meter reading unit is used for reading the meter according to the load data of each monitoring point on the line of the power distribution network;
the charge distribution unit is used for carrying out charge distribution on each line of the power distribution network according to the load data and the rated load of each monitoring point on the line of the power distribution network and controlling the connection and disconnection of a distributed power supply and an energy storage system in the power distribution network;
the fault control unit is used for controlling the on and off of each distribution switch and each transformer substation load switch in the power distribution network according to the identification results of the feeder line fault identification unit, the transformer substation fault identification unit and the electricity stealing identification unit;
the alarm information generating unit is used for generating alarm information under the conditions of feeder line faults, substation faults and electricity stealing.
Preferably, the distribution automation monitoring module further comprises a data distribution unit; the data distribution unit is respectively connected with the feeder line fault identification unit, the transformer substation fault identification unit, the electricity stealing identification unit, the meter reading unit and the charge distribution unit;
the data distribution unit is used for distributing the data acquired by the data acquisition terminal among the feeder line fault identification unit, the transformer substation fault identification unit, the electricity stealing identification unit, the meter reading unit and the charge distribution unit.
Preferably, the distribution automation monitoring module further comprises a graph generation unit, and the graph generation unit is respectively connected with the feeder line fault identification unit, the transformer substation fault identification unit, the electricity stealing identification unit, the meter reading unit, the charge distribution unit, the fault control unit and the alarm information generation unit;
the graph generating unit generates a line edge layout of the power distribution network based on an electronic map of an area where the power distribution network is located, fault and/or electricity stealing labeling is carried out on the line edge layout based on the identification results of the feeder line fault identification unit, the transformer substation fault identification unit and the electricity stealing identification unit, and the opening and closing states of each power distribution switch and each transformer substation load switch and the connection states of the distributed power supply and the energy storage system are labeled on the line edge layout.
Preferably, the alarm information generated by the alarm information generation unit includes a fault location, a fault time, a fault level, and the labeled circuit edge layout.
Preferably, the alarm module comprises a visual display device and a buzzer alarm; the visual display device and the buzzer alarm are both connected with the alarm information generation unit;
the visual display device is used for visually displaying the marked line along the layout; the buzzer alarm gives out a buzzer alarm under the conditions that faults of a feeder line and/or a transformer substation occur and electricity is stolen.
Preferably, the communication module comprises a first communication unit, a second communication unit, a third communication unit and a fourth communication unit; the distribution automation monitoring module is connected with the data acquisition terminal, the warning module, the mobile monitoring terminal and the cloud storage module respectively through the first communication unit, the second communication unit, the third communication unit and the fourth communication unit.
The invention also provides a power distribution automation monitoring and management method, which comprises the following steps:
s1, acquiring working state data of the power distribution network in real time; the working state data comprises state information of each power distribution switch in the power distribution network, state information of each transformer substation load switch in the power distribution network and real-time load data of each monitoring point on a line of the power distribution network;
s2, carrying out feeder fault identification on the power distribution network according to the state information of each power distribution switch in the power distribution network; carrying out substation fault identification according to the state information of the substation load switch; respectively carrying out electricity stealing identification and meter reading according to the real-time load data of each monitoring point on the line of the power distribution network; performing charge distribution on each line of the power distribution network according to the load data and the rated load of each monitoring point on the line of the power distribution network, and controlling the connection and disconnection of a distributed power supply and an energy storage system in the power distribution network;
and S3, controlling the on and off of each distribution switch and each transformer substation load switch in the power distribution network according to the feeder line fault identification result, the transformer substation fault identification result and the electricity stealing identification result, and generating alarm information.
Preferably, step S2 is preceded by:
and distributing the working state data of the power distribution network acquired in real time based on the identification requirement.
The invention discloses the following technical effects:
(1) according to the invention, the working state data of the power distribution network is collected in real time through the data collection terminal, fault identification, electricity stealing identification, meter reading and charge distribution of a feeder line and a transformer substation are carried out through the distribution automation monitoring module based on the working state data of the power distribution network, fault control is carried out, and connection control of a distributed power supply and an energy storage system is carried out, so that the distribution automation multifunctional effective fusion is realized, the phenomena of faults and electricity stealing of the power distribution network can be found in time, fault isolation is carried out rapidly, the distributed power supply and the energy storage system are fully utilized, reasonable distribution of charges is realized, and the power supply quality is improved;
(2) according to the invention, the data acquired by the data acquisition terminal is distributed among the feeder line fault identification unit, the transformer substation fault identification unit, the electricity stealing identification unit, the meter reading unit and the charge distribution unit through the data distribution unit, so that the data acquired by the data acquisition terminal is shared, the integration of multiple functions of power distribution automation is realized on the premise of not increasing the number of devices of the data acquisition terminal, and the cost is reduced; meanwhile, the frequency of reading data from the cloud storage module can be effectively reduced through data sharing, and the data processing speed is improved;
(3) the graph generating unit generates a line edge layout of the power distribution network based on the electronic map, marks the fault information, the electricity stealing information, the opening and closing states of the switches and the connection states of the distributed power supply and the energy storage system on the edge layout, and sends the marked information to the alarm module and the mobile monitoring terminal, so that a patrol worker can master the working state of the power distribution network in real time, check the fault condition and the electricity stealing condition of the power distribution network in time, and is convenient for managing the power distribution network and handling the faults in time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a distribution automation monitoring and management system according to an embodiment of the present invention;
fig. 2 is a flowchart of a power distribution automation monitoring and management method according to an embodiment of the present invention.
Detailed Description
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.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Example one
Referring to fig. 1, the present embodiment provides a distribution automation monitoring and management system, including: the system comprises a data acquisition terminal, a distribution automation monitoring module, a communication module, an alarm module, a mobile monitoring terminal and a cloud storage module; the distribution automation monitoring module is respectively connected with the data acquisition terminal, the alarm module, the mobile monitoring terminal and the cloud storage module through the communication module;
the data acquisition terminal is used for acquiring working state data of the power distribution network;
the data acquisition terminal includes: the system comprises a power distribution switch state acquisition device, a transformer substation load switch state acquisition device, a load data acquisition device and a rated load acquisition device;
the power distribution switch state acquisition device is used for acquiring state information of each power distribution switch in the power distribution network;
the transformer substation load switch state acquisition device is used for acquiring state information of each transformer substation load switch in the power distribution network;
the load data acquisition device is used for acquiring real-time load data of each monitoring point on the line of the power distribution network;
and the rated load acquisition device is used for acquiring the rated load of each monitoring point on the line of the power distribution network.
The distribution automation monitoring module is used for carrying out fault identification on a feeder line and a transformer substation of the power distribution network based on the data collected by the data collection terminal, is also used for carrying out electricity stealing identification, meter reading and charge distribution, is also used for controlling each distribution switch, each transformer substation load switch, a distributed power supply and an energy storage system in the power distribution network, and is also used for sending alarm information to the alarm module and the mobile monitoring terminal.
The distribution automation monitoring module comprises a feeder line fault identification unit, a transformer substation fault identification unit, an electricity stealing identification unit, a meter reading unit, a charge distribution unit, a fault control unit, a graph generation unit and an alarm information generation unit; the feeder line fault identification unit, the transformer substation fault identification unit, the electricity stealing identification unit, the meter reading unit and the charge distribution unit are respectively connected with the data acquisition terminal, and the fault control unit and the alarm information generation unit are respectively connected with the feeder line fault identification unit, the transformer substation fault identification unit and the electricity stealing identification unit.
And the feeder fault identification unit is used for identifying feeder faults according to the state information of each distribution switch in the power distribution network.
And the substation fault identification unit is used for identifying the substation fault according to the state information of each substation load switch in the power distribution network.
The electricity stealing identification unit is used for carrying out electricity stealing identification according to the load data of each monitoring point on the line of the power distribution network; the method specifically comprises the following steps: generating a power utilization threshold according to historical load data of each monitoring point on the line of the power distribution network, and performing power stealing identification according to a comparison result of the load data acquired in real time and the power utilization threshold.
The meter reading unit is used for reading the meter according to the load data of each monitoring point on the line of the power distribution network, and is convenient for counting and charging the electricity consumption of each monitoring point.
The charge distribution unit is used for carrying out charge distribution on each line of the power distribution network according to the load data and the rated load of each monitoring point on the line of the power distribution network; and the system is also used for controlling the connection and disconnection of the distributed power supply and the energy storage system in the power distribution network according to the load data and the rated load of each monitoring point on the line of the power distribution network. The specific method for the charge distribution unit to distribute the charges comprises the following steps:
firstly, controlling connection and disconnection of a distributed power supply and an energy storage system in the power distribution network through load data and rated load of each monitoring point on a line of the power distribution network;
secondly, updating a network model of the power distribution network based on the connection state of the distributed power supply and the energy storage system; the method specifically comprises the following steps: and splicing or cutting off the network models of the distributed power sources and the energy storage systems on the main network model of the power distribution network based on the connection state of the distributed power sources and the energy storage systems to finish the updating of the network models of the power distribution network.
Thirdly, load flow calculation is carried out on the power distribution network based on the updated network model of the power distribution network, and charge distribution is carried out based on the load flow calculation result.
And the fault control unit is used for controlling the on and off of each distribution switch and each transformer substation load switch in the power distribution network according to the identification results of the feeder line fault identification unit, the transformer substation fault identification unit and the electricity stealing identification unit so as to realize the isolation nuclear power supply restoration of the fault, and timely disconnect the electricity stealing line to prevent the loss of electric energy.
The alarm information generating unit is used for generating alarm information under the conditions of feeder line faults, substation faults and electricity stealing and respectively sending the alarm information to the alarm module and the mobile monitoring terminal; the alarm information comprises a fault location, fault time and a fault grade; the alarm information generating unit edits the alarm information into a short message and sends the short message to the mobile monitoring terminal.
The power distribution automation monitoring module also comprises a data distribution unit; the data distribution unit is respectively connected with the feeder line fault identification unit, the transformer substation fault identification unit, the electricity stealing identification unit, the meter reading unit and the charge distribution unit;
the data distribution unit is used for distributing the data acquired by the data acquisition terminal among the feeder line fault identification unit, the transformer substation fault identification unit, the electricity stealing identification unit, the meter reading unit and the charge distribution unit; the specific distribution method comprises the following steps: when any one of the feeder line fault identification unit, the transformer substation fault identification unit, the electricity stealing identification unit, the meter reading unit, the charge distribution unit and the graph generation unit is started, whether data required by the unit is executed by other units is detected, and if yes, data sharing is carried out; if not, reading the required data from the cloud storage module; therefore, data sharing can be carried out on the data acquired by the data acquisition terminal, and on the premise of not increasing the number of devices of the data acquisition terminal, the integration of multiple functions of power distribution automation is realized, and the cost is reduced; meanwhile, the frequency of reading data in the cloud storage module can be effectively reduced through data sharing, and the data processing speed is increased.
The distribution automation monitoring module also comprises a graph generating unit which is respectively connected with the feeder line fault identification unit, the transformer substation fault identification unit, the electricity stealing identification unit, the meter reading unit, the charge distribution unit, the fault control unit and the alarm information generating unit;
the graph generating unit generates a line edge layout of the power distribution network based on an electronic map of an area where the power distribution network is located, fault and/or electricity stealing labeling is carried out on the line edge layout based on recognition results of the feeder line fault recognition unit, the transformer substation fault recognition unit and the electricity stealing recognition unit, and the opening and closing states of each power distribution switch and a transformer substation load switch and the connection states of the distributed power supply and the energy storage system are labeled on the line edge layout, so that the working state of the whole power distribution network is clearly displayed on the line edge layout with the electronic map as the background.
The alarm information generated by the alarm information generation unit further comprises a marked line edge layout, so that inspection personnel can check the working state and the fault condition of the power distribution network in time and steal the power.
And the alarm module alarms based on the feeder line of the distribution automation monitoring module, the fault identification result of the transformer substation and the electricity stealing identification result.
The alarm module comprises a visual display device and a buzzer alarm; the visual display device and the buzzer alarm are both connected with the alarm information generation unit;
the visual display device is used for visually displaying the marked line along the layout; the buzzer alarm gives out a buzzer alarm under the conditions that faults of a feeder line and/or a transformer substation occur and electricity is stolen.
The mobile monitoring terminal is used for remotely receiving the alarm information sent by the distribution automation monitoring module. The mobile monitoring terminal includes but is not limited to one or more of a mobile phone, a portable computer and a palm computer. The patrol personnel can check the marked line edge layout in real time through the mobile monitoring terminal, grasp the working state of the power distribution network in real time and facilitate the timely treatment of faults.
The cloud storage module is used for carrying out cloud storage on the data collected by the data collection terminal and the identification result of the distribution automation monitoring module.
The communication module is used for data transmission between the distribution automation monitoring module and the data acquisition terminal, the warning module, the mobile monitoring terminal and the cloud storage module.
The communication module comprises a first communication unit, a second communication unit, a third communication unit and a fourth communication unit; the distribution automation monitoring module is connected with the data acquisition terminal, the warning module, the mobile monitoring terminal and the cloud storage module respectively through the first communication unit, the second communication unit, the third communication unit and the fourth communication unit.
In this embodiment, the first communication unit and the fourth communication unit adopt optical fiber communication systems;
the second communication unit and the third communication unit adopt one or two of a GPRS communication system, a 4G communication system and a 5G communication system.
Example two
Referring to fig. 2, the present embodiment provides a power distribution automation monitoring and management method, including:
s1, acquiring working state data of the power distribution network in real time; the working state data comprises state information of each power distribution switch in the power distribution network, state information of each transformer substation load switch in the power distribution network and real-time load data of each monitoring point on a line of the power distribution network;
s2, carrying out feeder fault identification on the power distribution network according to the state information of each power distribution switch in the power distribution network; carrying out substation fault identification according to the state information of the substation load switch; respectively carrying out electricity stealing identification and meter reading according to the real-time load data of each monitoring point on the line of the power distribution network; performing charge distribution on each line of the power distribution network according to the load data and the rated load of each monitoring point on the line of the power distribution network, and controlling the connection and disconnection of a distributed power supply and an energy storage system in the power distribution network;
and S3, controlling the on and off of each distribution switch and each transformer substation load switch in the power distribution network according to the feeder line fault identification result, the transformer substation fault identification result and the electricity stealing identification result, and generating alarm information.
Wherein, step S2 is preceded by: the real-time acquired working state data of the power distribution network are distributed based on the identification requirements, and the data acquired by the data acquisition terminals are shared, so that the integration of multiple functions of power distribution automation is realized on the premise of not increasing the number of devices of the data acquisition terminals, and the cost is reduced; meanwhile, the frequency of reading data from the cloud storage module can be effectively reduced through data sharing, and the data processing speed is improved.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (10)
1. A distribution automation monitoring management system, comprising: the system comprises a data acquisition terminal, a distribution automation monitoring module, a communication module, an alarm module, a mobile monitoring terminal and a cloud storage module;
the data acquisition terminal is used for acquiring working state data of the power distribution network;
the distribution automation monitoring module is used for carrying out fault identification on a feeder line and a transformer substation of the power distribution network based on data acquired by the data acquisition terminal, carrying out electricity stealing identification, meter reading and charge distribution, controlling each distribution switch, each transformer substation load switch, a distributed power supply and an energy storage system in the power distribution network, and sending alarm information to the alarm module and the mobile monitoring terminal;
the alarm module alarms based on a feeder line of the distribution automation monitoring module, a fault identification result of a transformer substation and an electricity stealing identification result;
the mobile monitoring terminal is used for remotely receiving the alarm information sent by the distribution automation monitoring module;
the cloud storage module is used for carrying out cloud storage on the data collected by the data collection terminal and the identification result of the distribution automation monitoring module.
2. The distribution automation monitoring and management system of claim 1 wherein the data collection terminal comprises: the system comprises a power distribution switch state acquisition device, a transformer substation load switch state acquisition device, a load data acquisition device and a rated load acquisition device;
the power distribution switch state acquisition device is used for acquiring state information of each power distribution switch in the power distribution network;
the transformer substation load switch state acquisition device is used for acquiring state information of each transformer substation load switch in the power distribution network;
the load data acquisition device is used for acquiring real-time load data of each monitoring point on the line of the power distribution network;
and the rated load acquisition device is used for acquiring the rated load of each monitoring point on the line of the power distribution network.
3. The distribution automation monitoring and management system of claim 2, wherein the distribution automation monitoring module comprises a feeder line fault recognition unit, a substation fault recognition unit, an electricity stealing recognition unit, a meter reading unit, a charge distribution unit, a fault control unit, and an alarm information generation unit; the feeder line fault identification unit, the transformer substation fault identification unit, the electricity stealing identification unit, the meter reading unit and the charge distribution unit are respectively connected with the data acquisition terminal, and the fault control unit and the alarm information generation unit are respectively connected with the feeder line fault identification unit, the transformer substation fault identification unit and the electricity stealing identification unit;
the feeder line fault identification unit is used for identifying feeder line faults according to the state information of each power distribution switch;
the transformer substation fault identification unit is used for carrying out transformer substation fault identification according to the state information of each transformer substation load switch;
the electricity stealing identification unit is used for carrying out electricity stealing identification according to the load data of each monitoring point on the line of the power distribution network;
the meter reading unit is used for reading the meter according to the load data of each monitoring point on the line of the power distribution network;
the charge distribution unit is used for carrying out charge distribution on each line of the power distribution network according to the load data and the rated load of each monitoring point on the line of the power distribution network and controlling the connection and disconnection of a distributed power supply and an energy storage system in the power distribution network;
the fault control unit is used for controlling the on and off of each distribution switch and each transformer substation load switch in the power distribution network according to the identification results of the feeder line fault identification unit, the transformer substation fault identification unit and the electricity stealing identification unit;
the alarm information generating unit is used for generating alarm information under the conditions of feeder line faults, substation faults and electricity stealing.
4. The distribution automation monitoring management system of claim 3 wherein the distribution automation monitoring module further comprises a data distribution unit; the data distribution unit is respectively connected with the feeder line fault identification unit, the transformer substation fault identification unit, the electricity stealing identification unit, the meter reading unit and the charge distribution unit;
the data distribution unit is used for distributing the data acquired by the data acquisition terminal among the feeder line fault identification unit, the transformer substation fault identification unit, the electricity stealing identification unit, the meter reading unit and the charge distribution unit.
5. The distribution automation monitoring and management system of claim 3, characterized in that the distribution automation monitoring module further comprises a graph generating unit, and the graph generating unit is respectively connected with the feeder line fault identifying unit, the substation fault identifying unit, the electricity stealing identifying unit, the meter reading unit, the charge distributing unit, the fault control unit and the alarm information generating unit;
the graph generating unit generates a line edge layout of the power distribution network based on an electronic map of an area where the power distribution network is located, fault and/or electricity stealing labeling is carried out on the line edge layout based on the identification results of the feeder line fault identification unit, the transformer substation fault identification unit and the electricity stealing identification unit, and the opening and closing states of each power distribution switch and each transformer substation load switch and the connection states of the distributed power supply and the energy storage system are labeled on the line edge layout.
6. The distribution automation monitoring and management system of claim 5 wherein the alarm information generated by the alarm information generation unit includes fault location, fault time, fault level, and the labeled line edge layout.
7. The distribution automation monitoring and management system of claim 6 wherein the alarm module comprises a visual display device and a buzzer alarm; the visual display device and the buzzer alarm are both connected with the alarm information generation unit;
the visual display device is used for visually displaying the marked line along the layout; the buzzer alarm gives out a buzzer alarm under the conditions that faults of a feeder line and/or a transformer substation occur and electricity is stolen.
8. The distribution automation monitoring management system of claim 1 wherein the communication module comprises a first communication unit, a second communication unit, a third communication unit, a fourth communication unit; the distribution automation monitoring module is connected with the data acquisition terminal, the warning module, the mobile monitoring terminal and the cloud storage module respectively through the first communication unit, the second communication unit, the third communication unit and the fourth communication unit.
9. A distribution automation monitoring and management method is characterized by comprising the following steps:
s1, acquiring working state data of the power distribution network in real time; the working state data comprises state information of each power distribution switch in the power distribution network, state information of each transformer substation load switch in the power distribution network and real-time load data of each monitoring point on a line of the power distribution network;
s2, carrying out feeder fault identification on the power distribution network according to the state information of each power distribution switch in the power distribution network; carrying out substation fault identification according to the state information of the substation load switch; respectively carrying out electricity stealing identification and meter reading according to the real-time load data of each monitoring point on the line of the power distribution network; performing charge distribution on each line of the power distribution network according to the load data and the rated load of each monitoring point on the line of the power distribution network, and controlling the connection and disconnection of a distributed power supply and an energy storage system in the power distribution network;
and S3, controlling the on and off of each distribution switch and each transformer substation load switch in the power distribution network according to the feeder line fault identification result, the transformer substation fault identification result and the electricity stealing identification result, and generating alarm information.
10. The power distribution automation monitoring and management method according to claim 9, wherein step S2 is preceded by:
and distributing the working state data of the power distribution network acquired in real time based on the identification requirement.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101354408A (en) * | 2008-07-31 | 2009-01-28 | 南京能瑞自动化设备有限公司 | Electric energy acquisition and operation management system and method based on platform zone centralized service terminal |
| US20090187284A1 (en) * | 2008-01-21 | 2009-07-23 | Kreiss David G | System and Method for Providing Power Distribution System Information |
| CN102427277A (en) * | 2011-10-26 | 2012-04-25 | 广州德昊电子科技有限公司 | Area intelligent power distribution network system |
| CN112839069A (en) * | 2019-11-22 | 2021-05-25 | 国网吉林省电力有限公司长春供电公司 | Comprehensive integrated online monitoring service platform system and method for intelligent power distribution network |
| CN113258677A (en) * | 2021-06-03 | 2021-08-13 | 长沙理工大学 | Intelligent power distribution cabinet (box) device and system with low-carbon regulation and control and early warning emergency repair functions |
-
2021
- 2021-10-15 CN CN202111201946.0A patent/CN113972737A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090187284A1 (en) * | 2008-01-21 | 2009-07-23 | Kreiss David G | System and Method for Providing Power Distribution System Information |
| CN101354408A (en) * | 2008-07-31 | 2009-01-28 | 南京能瑞自动化设备有限公司 | Electric energy acquisition and operation management system and method based on platform zone centralized service terminal |
| CN102427277A (en) * | 2011-10-26 | 2012-04-25 | 广州德昊电子科技有限公司 | Area intelligent power distribution network system |
| CN112839069A (en) * | 2019-11-22 | 2021-05-25 | 国网吉林省电力有限公司长春供电公司 | Comprehensive integrated online monitoring service platform system and method for intelligent power distribution network |
| CN113258677A (en) * | 2021-06-03 | 2021-08-13 | 长沙理工大学 | Intelligent power distribution cabinet (box) device and system with low-carbon regulation and control and early warning emergency repair functions |
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