CN210225061U - Low-voltage electric leakage online checking system - Google Patents
Low-voltage electric leakage online checking system Download PDFInfo
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- CN210225061U CN210225061U CN201920723266.7U CN201920723266U CN210225061U CN 210225061 U CN210225061 U CN 210225061U CN 201920723266 U CN201920723266 U CN 201920723266U CN 210225061 U CN210225061 U CN 210225061U
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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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
- Y04S40/126—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 wireless data transmission
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Abstract
The utility model relates to an electric power check out test set technical field specifically indicates low pressure electric leakage on-line checking system. The intelligent electric meter comprises an intelligent electric meter, an RS-485 line, a residual current operated protector, a collector, a switch, a concentrator, a GPRS wireless module, a base station, a GGSN, a mobile phone terminal, a router, a server and a monitoring terminal, wherein the collector is connected with the intelligent electric meter and the residual current operated protector through the RS-485 line, the residual current operated protector is connected with the switch, the concentrator is connected with the collector through an electric wire and uploaded to the base station through a GPRS wireless network, the base station is transmitted to the GGSN and the mobile phone terminal, and the router is connected with the server and the monitoring terminal through a network cable. The low-voltage electric leakage on-line inspection system utilizes the intelligent ammeter and the residual current operated protector to monitor and record current data in real time and upload the current data to the concentrator for analysis and processing, and then transmits the current data to each information system for operation and maintenance personnel to look up and analyze, so that convenience is brought to the operation and maintenance and active first-aid repair work of a low-voltage power grid.
Description
Technical Field
The utility model relates to an electric power check out test set technical field specifically indicates a low pressure electric leakage on-line check out system.
Background
In recent years, low-voltage power customers increase year by year, so that a low-voltage power supply network is continuously expanded, the structure of the low-voltage power network is gradually complicated along with the networking of a distributed power supply, the low-voltage power network has the defects of more dispersed positions, more quantity and high randomness of power load, the low-voltage power network is patrolled manually, the patrol time is long, no side points are needed, hidden dangers cannot be solved rapidly in time, the power supply quality cannot be effectively guaranteed, the requirements of state overhaul and active rush repair cannot be met, the low-voltage power network is developed into a network monitoring platform along with the development of the internet, but the network monitoring platform can only monitor 24-hour integral point information, lacks timeliness, cannot reflect the running information of current, voltage, three-phase imbalance and the like of a low-voltage line at the side of a transformer, and cannot provide mobile phones of low-voltage operation and maintenance personnel for, the maintenance work is always in a passive informing stage, and hidden dangers and faults of the low-voltage power grid cannot be predicted, rectified and reformed in advance.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a low pressure electric leakage on-line check system, utilize the residual current data of intelligent ammeter and residual current operated protective device real-time supervision and record low pressure electric wire netting node, gather low-voltage apparatus running state data in real time through monitor terminal, and upload to the concentrator analysis and treatment back, reach each information system as basic data, supply low pressure fortune dimension personnel to look up, the analysis, support the high-efficient operation of low pressure electric wire netting fortune dimension, promote low pressure electric wire netting fortune dimension administrative level, the real time monitoring of multiplicable low pressure network simultaneously, functions such as malfunction alerting, it is convenient to bring for low pressure electric wire netting fortune dimension maintenance and initiative rush-repair work.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a low-voltage electric leakage online detection system comprises an intelligent electric meter, an RS-485 line, a residual current action protector, a collector, a switch, a concentrator, a GPRS wireless module, a base station, a GGSN, a mobile phone terminal, a router, a server and a monitoring terminal.
The intelligent ammeter collects running state data of the low-voltage equipment in real time, simultaneously feeds the data back to the collector through an RS-485 line, the residual current of the nodes is monitored and stored in real time by the residual current action protector, and is connected with the collector and the switch through the RS-485 line, the collector transmits the residual current data of the intelligent ammeter and the residual current action protector to the concentrator through power carrier waves, the concentrator is connected with a GPRS wireless module through the RS-485 line to upload the collected data to the base station, the base station transmits the data to the GGSN and the mobile phone terminal by utilizing a GPRS wireless network, the GGSN accesses a router through the Internet, the router is provided with a firewall to realize data grouping and filtering, the router is connected with the server and the monitoring terminal through a network line, simultaneously logs in a management control console through the monitoring terminal to add a rear-end cloud server and receive a front-end current measurement value, and performing analysis processing.
Preferably, the intelligent electric meter adopts the most advanced IC card technology and SMT technology and full electronic equipment with a special electric energy metering chip and a single-chip microcomputer as core components, and the functions of measuring, storing and controlling residual current are realized.
Preferably, the residual current operated protector monitors and stores the residual current of the nodes in real time, compares the residual current with a preset value, and sends an alarm signal to the master station.
Preferably, the collector is responsible for collecting real-time information, switch displacement information and voltage values of mounting points of other devices, and sends the source data to the distribution room concentrator through the power carrier channel for data analysis and use.
Preferably, the switch is an air switch, the control and multiple protection functions are integrated, and when the residual current operated protector detects that the residual current value exceeds a preset alarm value, the switch is delayed to automatically trip and cut off the circuit.
Preferably, the concentrator is responsible for data processing work such as data collection, running condition analysis, fault point analysis and the like of the low-voltage collector, and provides data required by the mobile terminal management platform, which is a central point of low-voltage distribution area management.
Preferably, the mobile phone terminal receives data information transmitted by the GPRS wireless module through installing a corresponding APP, when the leakage current exceeds the limit and other conditions, the mobile phone gives an alarm in time and notifies a user, and meanwhile, historical check records are saved.
Preferably, the router is provided with a firewall function, and can discard data packets meeting or not meeting specific conditions.
The utility model has the advantages that:
the utility model provides a low pressure electric leakage on-line inspection system, utilize the residual current data of intelligent ammeter and residual current operated protective device real-time supervision and record low voltage electric wire netting node, gather low-voltage apparatus running state data in real time through monitoring terminal, and upload to the concentrator analysis processing back, reach each information system as basic data, supply low pressure operation and maintenance personnel to look up, the analysis, support the high-efficient operation of low voltage electric wire netting operation and maintenance, promote low voltage electric wire netting operation and maintenance management level, the real time monitoring of multiplicable low voltage network simultaneously, functions such as malfunction alerting, it is convenient to bring for low voltage electric wire netting operation and maintenance to overhaul and the work of initiatively salvageing.
The utility model discloses some parts are at specific beneficial effect in whole:
1. the utility model discloses in, smart electric meter adopted most advanced IC-card technique and SMT technology and special electric energy metering chip and single chip microcomputer for the full electronic equipment of core component, realize residual current measurement, storage, control function, in case the residual current measured value reaches or exceeds the alarm value, break off circuit immediately.
2. The utility model discloses in, residual current operated protective device, real-time supervision and storage node's residual current to compare with the default, when detecting the residual current value and surpassing the early warning value, upload the main website with the early warning state, when detecting the residual current value and surpassing and predetermine alarm value time delay, reach the action and delay the after-trigger alarm action, send a trip signal and carry out the outage for the switch, send alarm signal to the main website simultaneously, if at the time delay in-process, when the residual current value is less than the residual current alarm value, can not move.
3. The utility model discloses in, the switch be air switch, integrated control and multiple protect function, except can accomplishing the contact and breaking circuit, can also protect short circuit, serious overload and undervoltage etc. that circuit or electrical equipment cause.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a firewall filtering diagram.
In the figure:
1. the intelligent electric meter comprises an intelligent electric meter, 2, RS-485 lines, 3, a residual current action protector, 4, a collector, 5, a switch, 6, a concentrator, 7, a GPRS wireless module, 8, a base station, 9, GGSN, 10, a mobile phone terminal, 11, a router, 12, a server, 13 and a monitoring terminal.
Detailed Description
The invention is further described below with reference to the following examples and figures:
example (b):
as shown in figure 1.
The utility model provides a low pressure electric leakage on-line inspection system, including smart electric meter 1, RS-485 line 2, residual current operated protective device 3, collector 4, switch 5, concentrator 6, GPRS wireless module 7, basic station 8, GGSN9, mobile phone terminal 10, router 11, server 12, monitor terminal 13.
The intelligent electric meter 1 collects running state data of low-voltage equipment in real time, simultaneously feeds the data back to the collector 4 through an RS-485 line 2, the residual current of a node is monitored and stored in real time by the residual current operated protector 3, and is simultaneously connected with the collector 4 and the switch 5 through the RS-485 line 2, the collector 4 transmits residual current data of the intelligent electric meter 1 and the residual current operated protector 3 to the concentrator 6 through power carrier waves, the concentrator 6 is connected with a GPRS wireless module 7 through the RS-485 line 2 to upload the collected data to the base station 8, the base station 8 transmits the data to the GGSN9 and the mobile phone terminal 10 by using a GPRS wireless network, the GGSN9 is connected with the router 11 through the Internet, the router 11 is provided with a firewall to realize data grouping and filtering, the router 11 is connected with the server 12 and the monitoring terminal 13 through a network line, and simultaneously logs in a management control console through the monitoring terminal 13 to add a rear-end cloud server, and receiving the front-end current measurement value, and analyzing and processing the front-end current measurement value.
In the above embodiment, specifically, the smart meter 1 adopts the most advanced IC card technology and SMT process, and a dedicated electric energy metering chip and a full electronic device with a single-chip microcomputer as core components, so as to implement the functions of measuring, storing and controlling the residual current.
In the above embodiment, specifically, the residual current operated protector 3 monitors and stores the residual current of the node in real time, compares the residual current with a preset value, and sends an alarm signal to the master station.
In the above embodiment, specifically, the collector 4 is responsible for collecting real-time information of other devices, displacement information of the switch 5, and a voltage value of a mounting point, and sending the source data to the distribution room concentrator 6 through the power carrier channel for data analysis and use.
In the above embodiment, specifically, the switch 5 is an air switch, and integrates control and multiple protection functions, and when the residual current value detected by the residual current operated protector 3 exceeds the preset alarm value, the switch 5 automatically trips to cut off the circuit.
In the above embodiment, specifically, the concentrator 6 is responsible for data processing operations such as data collection, operation condition analysis, fault point analysis, and the like of the low voltage collector 4, and provides data required by the mobile terminal management platform, which is a central point of low voltage distribution area management.
In the above embodiment, specifically, the mobile phone terminal 10 receives the data information transmitted by the GPRS wireless module 7 by installing a corresponding APP, and when the leakage current exceeds the limit, the mobile phone timely alarms and notifies the user, and meanwhile, the historical check record is saved.
In the foregoing embodiment, specifically, the router 11 has a firewall function, and can discard the data packet that matches the rule or that does not match the rule, as shown in fig. 2.
The foregoing examples and description only illustrate the feasibility of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims.
Claims (8)
1. A low-voltage electric leakage online inspection system is characterized by comprising an intelligent electric meter (1), an RS-485 line (2), a residual current operated protector (3), a collector (4), a switch (5), a concentrator (6), a GPRS wireless module (7), a base station (8), a GGSN (9), a mobile phone terminal (10), a router (11), a server (12) and a monitoring terminal (13), wherein the intelligent electric meter (1) collects the running state data of low-voltage equipment in real time and feeds the data back to the collector (4) through the RS-485 line (2), the residual current operated protector (3) monitors and stores the residual current of nodes in real time and is connected with the collector (4) and the switch (5) through the RS-485 line (2), the collector (4) transmits the residual current of the intelligent electric meter (1) and the residual current operated protector (3) to the concentrator (6) through a power carrier wave, concentrator (6) are connected GPRS wireless module (7) through RS-485 line (2) and are uploaded base station (8) with the data acquisition, base station (8) utilize GPRS wireless network with data transmission to GGSN (9) and cell phone terminal (10), GGSN (9) pass through Internet access router (11), and router (11) are from taking fire wall realization to data packet filtering, router (11) are through net twine connection server (12) and monitor terminal (13), and the management control cabinet adds the rear end cloud ware through monitor terminal (13) login simultaneously, receive front end current measurement value, and analysis processes.
2. The on-line low-voltage leakage inspection system according to claim 1, wherein the smart meter (1) adopts the most advanced IC card technology and SMT process and all electronic devices with dedicated electric energy metering chips and single-chip microcomputers as core components to realize the functions of residual current measurement, storage and control.
3. The on-line low-voltage leakage detection system as claimed in claim 1, wherein the residual current operated protector (3) monitors and stores the residual current of the node in real time, compares the residual current with a preset value, and sends an alarm signal to the master station.
4. The low-voltage leakage online inspection system according to claim 1, wherein the collector (4) is responsible for collecting real-time information of other devices, displacement information of the switch (5) and voltage values of installation points, and sending source data to the distribution room concentrator (6) through a power carrier channel for data analysis.
5. The on-line detection system for low voltage leakage of claim 1, wherein the switch (5) is an air switch, which integrates control and multiple protection functions, and when the residual current operated protector (3) detects that the residual current value exceeds the preset alarm value, the switch (5) automatically trips to cut off the circuit.
6. The low-voltage leakage online inspection system according to claim 1, wherein the concentrator (6) is responsible for data processing operations such as data collection, operation condition analysis, fault point analysis and the like of the low-voltage collector (4), and provides data required by the management platform of the mobile terminal, which is a central point of low-voltage distribution room management.
7. The on-line low-voltage leakage detection system as claimed in claim 1, wherein the mobile phone terminal (10) receives data information transmitted by the GPRS wireless module (7) by installing a corresponding APP, and when leakage current exceeds a limit, the mobile phone gives an alarm in time and notifies a user, and meanwhile, a historical detection record is saved.
8. The on-line low-voltage leakage inspection system as claimed in claim 1, wherein the router (11) is provided with a firewall function, and can discard the data packets which are matched with or not matched with the rules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920723266.7U CN210225061U (en) | 2019-05-20 | 2019-05-20 | Low-voltage electric leakage online checking system |
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| CN201920723266.7U CN210225061U (en) | 2019-05-20 | 2019-05-20 | Low-voltage electric leakage online checking system |
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| CN210225061U true CN210225061U (en) | 2020-03-31 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112258765A (en) * | 2020-10-23 | 2021-01-22 | 国网冀北电力有限公司计量中心 | District operating condition monitoring and early warning system based on big data and artificial intelligence technique |
| CN113310524A (en) * | 2021-06-03 | 2021-08-27 | 国网安徽省电力有限公司安庆供电公司 | Transformer substation direct current system on-line monitoring system based on 5G communication technology |
| CN114113915A (en) * | 2021-12-09 | 2022-03-01 | 广东电网有限责任公司 | Low-voltage transformer area electric leakage detection method, system, equipment and storage medium |
-
2019
- 2019-05-20 CN CN201920723266.7U patent/CN210225061U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112258765A (en) * | 2020-10-23 | 2021-01-22 | 国网冀北电力有限公司计量中心 | District operating condition monitoring and early warning system based on big data and artificial intelligence technique |
| CN113310524A (en) * | 2021-06-03 | 2021-08-27 | 国网安徽省电力有限公司安庆供电公司 | Transformer substation direct current system on-line monitoring system based on 5G communication technology |
| CN114113915A (en) * | 2021-12-09 | 2022-03-01 | 广东电网有限责任公司 | Low-voltage transformer area electric leakage detection method, system, equipment and storage medium |
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