Automatic control system of low-voltage distribution network

Abstract

The invention discloses an automatic control system for a low-voltage distribution network, and the system comprises an automatic control system main body which is provided with a control module, a monitoring module and a data module. And a switch module is arranged on the automatic control system main body. The control terminal is arranged and can be used for operating the system; the user module is arranged and can be used for controlling an electric meter, relay protection and temperature and giving an alarm for abnormal operation; the electricity meter module is arranged and can be used for monitoring equipment of a low-voltage distribution network; the management module is arranged and can be used for collecting data generated by the system; the interaction module is arranged and can be used for intelligently controlling on and off of the system; and the statistical module is arranged and can be used for querying and exporting data of the system.

Description

Technical Field

[0001] The invention belongs to the technical field of low-voltage distribution network, and specifically relates to an automatic control system for a low-voltage distribution network. Background Art

[0002] The distribution network is composed of overhead lines, cables, towers, distribution transformers, disconnectors, reactive power compensators and some ancillary facilities. It plays an important role in distributing electric energy in the power grid. The power system is divided into power generation, transmission and distribution network systems, among which the distribution network system mainly covers: 35kV step-down transformers, 10kV distribution network power distribution and 220V life power system. With the improvement of my country's automation level, the distribution network system is the largest link in the power system, and its comprehensive automation level is related to power safety, power quality, energy-saving power, distributed energy and other aspects. The distribution network refers to a power grid with a voltage level of 35KV and below. Its function is to supply power to various distribution stations and various power loads in the city, so low voltage refers to a distribution network below 1KV. Power supply is one of the basic guarantees for the entire social production and people's lives. In the application of low-voltage distribution networks, equipment and cables will have some problems, which cannot be effectively improved by manual monitoring alone. Therefore, it is necessary to design a low-voltage distribution network automation control system. Summary of the invention

[0003] The purpose of the present invention is to provide a low voltage distribution network automation control system in order to solve the above problems, thereby solving the problems mentioned in the background technology.

[0004] In order to solve the above problems, the present invention provides a technical solution for a low voltage distribution network automation control system: A low-voltage distribution network automation control system comprises an automation control system body, a control module is arranged on the automation control system body, a monitoring module is arranged on the automation control system body, a data module is arranged on the automation control system body, a switch module is arranged on the automation control system body, a database is arranged on the automation control system body, a control terminal is electrically connected to the automation control system body via a communication network port, a networking module is electrically connected to the automation control system body, and a mobile terminal is electrically connected to the networking module.

[0005] Preferably, the control module includes an electric meter control module, a relay protection control module, a temperature control module, and a control alarm module. The electric meter control module is used to control the electric meter, the relay protection control module is used to control the relay protection, the temperature control module is used to control the stability of the computer room, and the control alarm module is used to alarm for abnormal operations. The control alarm module is electrically connected to the temperature control module, the temperature control module is electrically connected to the relay protection control module, the relay protection control module is electrically connected to the electric meter control module, and the control module is electrically connected to the main body of the automation control system.

[0006] Preferably, the monitoring module includes an access monitoring module, a voltage monitoring module, a temperature monitoring module, and a power off monitoring module. The access monitoring module is used to monitor the connected cables, the voltage monitoring module is used to monitor the voltage, the temperature monitoring module is used to monitor the temperature of the electric meter, and the power off monitoring module is used to monitor the lines and equipment that suddenly lose power. The power off monitoring module is electrically connected to the temperature monitoring module, the temperature monitoring module is electrically connected to the voltage monitoring module, the voltage monitoring module is electrically connected to the access monitoring module, and the monitoring modules are electrically connected to the main body of the automation control system.

[0007] Preferably, the data module is electrically connected to a data acquisition module, a data entry module, a data analysis module, and a data synchronization module; the data acquisition module is used to acquire data generated by the acquisition system; the data entry module is used to store the acquired data; the data analysis module is used to analyze the stored data; the data synchronization module is used to synchronize the stored data; the data synchronization module is electrically connected to the data analysis module; the data analysis module is electrically connected to the data entry module; the data entry module is electrically connected to the data acquisition module; and the data module is electrically connected to the main body of the automation control system.

[0008] Preferably, the switch module includes an intelligent monitoring module, a quick positioning module, a control opening and closing module, and a master control opening and closing module. The intelligent monitoring module is used for real-time monitoring of the switch, the quick positioning module is used to quickly locate the problematic switch, the control opening and closing module is used to control the opening and closing of a single switch, and the master control opening and closing module is used to control the opening and closing of the overall switch. The master control opening and closing module is electrically connected to the control opening and closing module, the control opening and closing module is electrically connected to the quick positioning module, the quick positioning module is electrically connected to the intelligent monitoring module, and the switch module is electrically connected to the main body of the automation control system.

[0009] Preferably, the database includes a data query module, a data export module, and a report generation module. The data query module is used to query the stored information, the data export module is used to export the queried data, and the report generation module is used to produce a report of the exported data. The report generation module is electrically connected to the data export module, and the data export module is electrically connected to the data query module. The data query module, the data export module, and the report generation module are all electrically connected to the database, and the database is electrically connected to the main body of the automation control system.

[0010] Preferably, the electric meter control module, relay protection control module, temperature control module and control alarm module are all electrically connected to the control module.

[0011] Preferably, the access monitoring module, voltage monitoring module, temperature monitoring module and power-off monitoring module are all electrically connected to the monitoring module.

[0012] Preferably, the data acquisition module, data entry module, data analysis module and data synchronization module are all electrically connected to the data module.

[0013] Preferably, the intelligent monitoring module, the rapid positioning module, the opening and closing control module, and the master opening and closing control module are electrically connected to the switch module.

[0014] The beneficial effects of the present invention are as follows: by providing a control terminal, it can be used to operate the system; by providing a user module, it can be used to control the electric meter, relay protection, and temperature, and to alarm for abnormal operation; by providing an electric meter module, it can be used to monitor the equipment of the low-voltage distribution network; by providing a management module, it can be used to collect the data generated by the system; by providing an interactive module, it can be used to intelligently control the switches of the system; by providing a statistical module, it can be used to query and export the data of the system. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] For ease of explanation, the present invention is described in detail with reference to the following specific implementations and the accompanying drawings.

[0016] Figure 1 It is a principle block diagram of a low voltage distribution network automation control system of the present invention; Figure 2 It is a main flow chart of a low voltage distribution network automation control system of the present invention; Figure 3 A low-voltage distribution network automation control system of the present invention controls the electric meter, relay protection, temperature, and alarms for abnormal operations; Figure 4 A flow chart of a low-voltage distribution network automation control system of the present invention monitoring equipment of a low-voltage distribution network; Figure 5A flow chart of a low voltage distribution network automation control system of the present invention for collecting data generated by the system; Figure 6 The present invention discloses a flow chart of a low-voltage distribution network automation control system that enables users to query meter information and pay fees.

[0017] In the figure: 1. Main body of the automation control system; 2. Control module; 21. Electric meter control module; 22. Relay protection control module; 23. Temperature control module; 24. Control alarm module; 3. Monitoring module; 31. Access monitoring module; 32. Voltage monitoring module; 33. Temperature monitoring module; 34. Power failure monitoring module; 4. Data module; 41. Data acquisition module; 42. Data entry module; 43. Data analysis module; 44. Data synchronization module; 5. Switch module; 51. Intelligent monitoring module; 52. Quick positioning module; 53. Control opening and closing module; 54. Master control opening and closing module; 6. Database; 61. Data query module; 62. Data export module; 63. Report generation module; 7. Control terminal; 8. Networking module; 9. Mobile terminal. DETAILED DESCRIPTION

[0018] like Figure 1-6 As shown, this specific implementation adopts the following technical solutions: Example:

[0019] A low-voltage distribution network automation control system includes an automation control system body 1, a control module 2 is arranged on the automation control system body 1, a monitoring module 3 is arranged on the automation control system body 1, a data module 4 is arranged on the automation control system body 1, a switch module 5 is arranged on the automation control system body 1, a database 6 is arranged on the automation control system body 1, a control terminal 7 is electrically connected to the automation control system body 1 through a communication network port, a networking module 8 is electrically connected to the automation control system body 1, and a mobile terminal 9 is electrically connected to the networking module 8.

[0020] In this embodiment, the meter control module 21 is used to control the meter, the relay protection control module 22 is used to control the relay protection, the temperature control module 23 is used to control the stability of the computer room, the control alarm module 24 is used to alarm for abnormal operation, the access monitoring module 31 is used to monitor the accessed cables, the voltage monitoring module 32 is used to monitor the voltage, the temperature monitoring module 33 is used to monitor the temperature of the meter, the power off monitoring module 34 is used to monitor the lines and equipment that suddenly lose power, the data acquisition module 41 is used to collect data generated by the system, the data entry module 42 is used to store the collected data, the data analysis module 43 is used to analyze the stored data, the data synchronization module 44 is used to synchronize the stored data, the intelligent monitoring module 51 is used to monitor the switch in real time, the rapid positioning module 52 is used to quickly locate the problem switch, the control opening and closing module 53 is used to control the opening and closing of a single switch, the master control opening and closing module 54 is used to control the opening and closing of the overall switch, the data query module 61 is used to query the stored information, the data export module 62 is used to export the queried data, and the report generation module 63 is used to produce a report on the exported data.

[0021] Specifically, the control module 2 includes an electric meter control module 21, a relay protection control module 22, a temperature control module 23, and a control alarm module 24. The electric meter control module 21 is used to control the electric meter, the relay protection control module 22 is used to control the relay protection, the temperature control module 23 is used to control the stability of the computer room, and the control alarm module 24 is used to alarm for abnormal operations. The control alarm module 24 is electrically connected to the temperature control module 23, the temperature control module 23 is electrically connected to the relay protection control module 22, the relay protection control module 22 is electrically connected to the electric meter control module 21, and the control module 2 is electrically connected to the automation control system body 1.

[0022] In this embodiment, the meter control module 21 is used to control the meter, the relay protection control module 22 is used to control the relay protection, the temperature control module 23 is used to control the stability of the computer room, and the control alarm module 24 is used to alarm for abnormal operation.

[0023] Specifically, the monitoring module 3 includes an access monitoring module 31, a voltage monitoring module 32, a temperature monitoring module 33, and a power-off monitoring module 34. The access monitoring module 31 is used to monitor the connected cables, the voltage monitoring module 32 is used to monitor the voltage, the temperature monitoring module 33 is used to monitor the temperature of the electric meter, and the power-off monitoring module 34 is used to monitor the lines and equipment that suddenly lose power. The power-off monitoring module 34 is electrically connected to the temperature monitoring module 33, the temperature monitoring module 33 is electrically connected to the voltage monitoring module 32, the voltage monitoring module 32 is electrically connected to the access monitoring module 31, and the monitoring module 3 is electrically connected to the automation control system body 1.

[0024] In this embodiment, the access monitoring module 31 is used to monitor the accessed cables, the voltage monitoring module 32 is used to monitor the voltage, the temperature monitoring module 33 is used to monitor the temperature of the electric meter, and the power failure monitoring module 34 is used to monitor the lines and equipment that suddenly lose power.

[0025] Specifically, the data module 4 is electrically connected to the data acquisition module 41, the data entry module 42, the data analysis module 43, and the data synchronization module 44. The data acquisition module 41 is used to collect data generated by the system, the data entry module 42 is used to store the collected data, the data analysis module 43 is used to analyze the stored data, and the data synchronization module 44 is used to synchronize the stored data. The data synchronization module 44 is electrically connected to the data analysis module 43, the data analysis module 43 is electrically connected to the data entry module 42, the data entry module 42 is electrically connected to the data acquisition module 41, and the data module 4 is electrically connected to the automation control system body 1.

[0026] In this embodiment, the data acquisition module 41 is used to acquire data generated by the system, the data entry module 42 is used to store the acquired data, the data analysis module 43 is used to analyze the stored data, and the data synchronization module 44 is used to synchronize the stored data.

[0027] Specifically, the switch module 5 includes an intelligent monitoring module 51, a quick positioning module 52, a control opening and closing module 53, and a master control opening and closing module 54. The intelligent monitoring module 51 is used for real-time monitoring of the switch, the quick positioning module 52 is used to quickly locate the problem switch, the control opening and closing module 53 is used to control the opening and closing of a single switch, and the master control opening and closing module 54 is used to control the opening and closing of the overall switch. The master control opening and closing module 54 is electrically connected to the control opening and closing module 53, the control opening and closing module 53 is electrically connected to the quick positioning module 52, the quick positioning module 52 is electrically connected to the intelligent monitoring module 51, and the switch module 5 is electrically connected to the automation control system body 1.

[0028] In this embodiment, the intelligent monitoring module 51 is used for real-time monitoring of switches, the rapid positioning module 52 is used to quickly locate problematic switches, the opening and closing control module 53 is used to control the opening and closing of individual switches, and the master opening and closing control module 54 is used to control the opening and closing of the overall switch.

[0029] Specifically, the database 6 includes a data query module 61, a data export module 62, and a report generation module 63. The data query module 61 is used to query the stored information, the data export module 62 is used to export the queried data, and the report generation module 63 is used to produce a report of the exported data. The report generation module 63 is electrically connected to the data export module 62, and the data export module 62 is electrically connected to the data query module 61. The data query module 61, the data export module 62, and the report generation module 63 are all electrically connected to the database 6, and the database 6 is electrically connected to the automation control system body 1.

[0030] In this embodiment, the data query module 61 is used to query the stored information, the data export module 62 is used to export the queried data, and the report generation module 63 is used to generate a report of the exported data.

[0031] Specifically, the electric meter control module 21 , the relay protection control module 22 , the temperature control module 23 , and the control alarm module 24 are all electrically connected to the control module 2 .

[0032] Specifically, the access monitoring module 31 , the voltage monitoring module 32 , the temperature monitoring module 33 , and the power failure monitoring module 34 are all electrically connected to the monitoring module 3 .

[0033] Specifically, the data acquisition module 41 , the data entry module 42 , the data analysis module 43 , and the data synchronization module 44 are all electrically connected to the data module 4 .

[0034] Specifically, the intelligent monitoring module 51 , the rapid positioning module 52 , the opening and closing control module 53 , and the master opening and closing control module 54 are electrically connected to the switch module 5 .

[0035] Specifically, C includes C1 turning on the electric meter control module, C2 turning on the relay protection control module, C3 turning on the temperature control module, and C4 turning on the control alarm module.

[0036] Specifically, D includes D1 turning on the access monitoring module, D2 turning on the voltage monitoring module, D3 turning on the temperature monitoring module, and D4 turning on the power-off monitoring module.

[0037] Specifically, E includes E1 to start the data collection module, E2 to start the data entry module, E3 to start the data analysis module, and E4 to start the data synchronization module.

[0038] Specifically, F includes F1 to open the intelligent monitoring module, F2 to open the rapid positioning module, F3 to open the control opening and closing module, and F4 to open the master control opening and closing module.

[0039] A method for using a low-voltage distribution network automation control system comprises the following steps: Step 1: Start the A software system; Step 2: B opens the control terminal to operate the system; Step 3: C turns on the user module to control the meter, relay protection, temperature, and alarm for abnormal operation; Step 4: D turns on the electric meter module to monitor the equipment of the low-voltage distribution network; Step 5: E opens the management module to collect the data generated by the system; Step 6: F turns on the interactive module to intelligently control the system's switches; Step 7: G opens the statistics module to query and export the system data; Step 8: H completes system startup.

[0040] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only for illustrating the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which shall fall within the scope of the present invention to be protected. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A low voltage distribution network automation control system, comprising an automation control system body (1), characterized in that: The automation control system body (1) is provided with a control module (2), the automation control system body (1) is provided with a monitoring module (3), the automation control system body (1) is provided with a data module (4), the automation control system body (1) is provided with a switch module (5), the automation control system body (1) is provided with a database (6), the automation control system body (1) is electrically connected to a control terminal (7) via a communication network port, the automation control system body (1) is electrically connected to a networking module (8), and the networking module (8) is electrically connected to a mobile terminal (9).

2. A low voltage distribution network automation control system according to claim 1, characterized in that: The control module (2) comprises an electric meter control module (21), a relay protection control module (22), a temperature control module (23), and a control alarm module (24); the electric meter control module (21) is used to control the electric meter; the relay protection control module (22) is used to control the relay protection; the temperature control module (23) is used to control the stability of the machine room; the control alarm module (24) is used to alarm for abnormal operation; the control alarm module (24) is electrically connected to the temperature control module (23); the temperature control module (23) is electrically connected to the relay protection control module (22); the relay protection control module (22) is electrically connected to the electric meter control module (21); and the control module (2) is electrically connected to the automation control system body (1).

3. A low voltage distribution network automation control system according to claim 1, characterized in that: The monitoring module (3) comprises an access monitoring module (31), a voltage monitoring module (32), a temperature monitoring module (33), and a power-off monitoring module (34); the access monitoring module (31) is used to monitor the accessed cables; the voltage monitoring module (32) is used to monitor the voltage; the temperature monitoring module (33) is used to monitor the temperature of the electric meter; the power-off monitoring module (34) is used to monitor the lines and equipment that suddenly lose power; the power-off monitoring module (34) is electrically connected to the temperature monitoring module (33); the temperature monitoring module (33) is electrically connected to the voltage monitoring module (32); the voltage monitoring module (32) is electrically connected to the access monitoring module (31); and the monitoring module (3) is electrically connected to the automation control system body (1).

4. A low voltage distribution network automation control system according to claim 1, characterized in that: The data module (4) is electrically connected to a data acquisition module (41), a data entry module (42), a data analysis module (43), and a data synchronization module (44); the data acquisition module (41) is used to acquire data generated by the system; the data entry module (42) is used to store the acquired data; the data analysis module (43) is used to analyze the stored data; the data synchronization module (44) is used to synchronize the stored data; the data synchronization module (44) is electrically connected to the data analysis module (43); the data analysis module (43) is electrically connected to the data entry module (42); the data entry module (42) is electrically connected to the data acquisition module (41); and the data module (4) is electrically connected to the automation control system main body (1).

5. A low voltage distribution network automation control system according to claim 1, characterized in that: The switch module (5) comprises an intelligent monitoring module (51), a rapid positioning module (52), a control opening and closing module (53), and a master control opening and closing module (54); the intelligent monitoring module (51) is used for real-time monitoring of the switch; the rapid positioning module (52) is used for rapidly positioning a problematic switch; the control opening and closing module (53) is used for controlling the opening and closing of a single switch; the master control opening and closing module (54) is used for controlling the opening and closing of the overall switch; the master control opening and closing module (54) is electrically connected to the control opening and closing module (53); the control opening and closing module (53) is electrically connected to the rapid positioning module (52); the rapid positioning module (52) is electrically connected to the intelligent monitoring module (51); and the switch module (5) is electrically connected to the automation control system body (1).

6. A low voltage distribution network automation control system according to claim 1, characterized in that: The database (6) comprises a data query module (61), a data export module (62), and a report generation module (63); the data query module (61) is used to query stored information; the data export module (62) is used to export the queried data; the report generation module (63) is used to generate a report of the exported data; the report generation module (63) is electrically connected to the data export module (62); the data export module (62) is electrically connected to the data query module (61); the data query module (61), the data export module (62), and the report generation module (63) are all electrically connected to the database (6); and the database (6) is electrically connected to the automation control system body (1).

7. A low voltage distribution network automation control system according to claim 2, characterized in that: The electric meter control module (21), the relay protection control module (22), the temperature control module (23), and the control alarm module (24) are all electrically connected to the control module (2).

8. A low voltage distribution network automation control system according to claim 3, characterized in that: The access monitoring module (31), the voltage monitoring module (32), the temperature monitoring module (33) and the power failure monitoring module (34) are all electrically connected to the monitoring module (3).

9. A low voltage distribution network automation control system according to claim 4, characterized in that: The data acquisition module (41), the data entry module (42), the data analysis module (43), and the data synchronization module (44) are all electrically connected to the data module (4).

10. A low voltage distribution network automation control system according to claim 5, characterized in that: The intelligent monitoring module (51), the rapid positioning module (52), the opening and closing control module (53), and the master opening and closing control module (54) are electrically connected to the switch module (5).

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