CN204177930U - Power distribution network position of the switch monitoring system - Google Patents
Power distribution network position of the switch monitoring system Download PDFInfo
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- CN204177930U CN204177930U CN201420679405.8U CN201420679405U CN204177930U CN 204177930 U CN204177930 U CN 204177930U CN 201420679405 U CN201420679405 U CN 201420679405U CN 204177930 U CN204177930 U CN 204177930U
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- power distribution
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 13
- 238000004891 communication Methods 0.000 claims description 7
- 238000002955 isolation Methods 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000011664 signaling Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010205 computational analysis Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
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- 230000010365 information processing Effects 0.000 description 1
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
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Abstract
The utility model discloses power distribution network position of the switch monitoring system, comprise at least one and be positioned at line switching on power distribution network, the auxiliary node extension line of each line switching is connected to data acquisition unit, the data of collection are sent to main station system through GPRS data transmitting device by data acquisition unit, and information is given master station in the mode of RS232 by main station system; Line switching position on the utility model monitoring Rural Power Distribution Network, and the position of the switch is uploaded to distribution main station system; Determine the position of the switch fast, convenient and swift looking up the fault point; Improve robotization and the level of IT application of electric power system, provide safeguard for circuit normally runs, shorten power off time, minimizing electric loss, ensure production safety and residential electricity consumption.
Description
Technical field
The utility model relates to monitoring system and is specifically related to a kind of power distribution network position of the switch monitoring system.
Background technology
On power distribution network, particularly rural power grids switch is more, there is disaster in running in distribution, external force breaks uncertain factors such as changing, if when not grasping switch operation conditions in time after switch trip, can cause and for a long time user be had a power failure, concrete abort situation be found out and often need at substantial human and material resources and time.
Utility model content
For solving the deficiency that prior art exists, the utility model discloses power distribution network position of the switch monitoring system, the switch that this system can realize Rural Power Distribution Network divides, closes a floodgate, and is uploaded the position of the switch and realize fault alarm function after fault trip.
For achieving the above object, concrete scheme of the present utility model is as follows:
Power distribution network position of the switch monitoring system, comprise at least one and be positioned at line switching on power distribution network, the auxiliary node extension line of each line switching is connected to data acquisition unit, after the signal of collection is converted to digital signal by analog to digital conversion by data acquisition unit, be sent to main station system through GPRS data transmitting device, main station system sends information to master station by RS232 communication mode;
Described main station system comprises wireless server, forward isolator, reverse isolation device and front end processor, GPRS data transmitting device is connected with wireless server, GPRS data transmitting device is also connected with the front end processor with encrypted card by forward isolator and reverse isolation device, and front end processor communicates with master station.
Described master station is also connected with central station, central station and communication of mobile terminal.
Described data acquisition unit adopts solar recharging power supply.
Principle of work: the data acquisition unit for gathering position of the switch data is arranged on the below of power distribution network switch, being got by solar recharging can; The position of the switch data of data acquisition unit collection comprise: power distribution network switch divides, close a floodgate or fault trip, and switch auxiliary node position changes; The address information of action message, after receiving data, is sent to central station by short message by data acquisition unit.
Data acquisition unit receives position of the switch transitional information and by after information processing, through geocoding and sequential control, sends to main station system by a GPRS data transmitting device in the mode of short message.Main station system carries out rough handling analysis, can show address information on the spot and preserve, give master station simultaneously by this information in the mode of RS232 after receiving the information that data acquisition unit sends.
After master station obtains these action messages, carry out network topology computational analysis, combine with power distribution network main electrical scheme system and carry out location, the position of the switch, directly can demonstrate the particular location of the positional information after the change of the position of the switch and place distribution line, and show on geographical background, locating information also can be given central station by master station in addition, and central station sends to the mobile phone of the relevant operation maintenance personnel set in advance in the mode of Chinese short message.Operating maintenance personnel can directly arrive trouble spot according to these information and fix a breakdown.
The beneficial effects of the utility model:
Line switching position on the utility model monitoring Rural Power Distribution Network, and the position of the switch is uploaded to main station system; Determine the position of the switch fast, convenient and swift looking up the fault point; Improve robotization and the level of IT application of electric power system, provide safeguard for circuit normally runs, shorten power off time, minimizing electric loss, ensure production safety and residential electricity consumption.The scope of application: rural power grids distribution overhead line, distribution cable circuit and joint line.
Accompanying drawing explanation
Fig. 1 one-piece construction block scheme of the present utility model;
Fig. 2 the utility model panel switches position signalling data acquisition circuit figure;
Fig. 3 is panel switches position signalling conversing circuits circuit diagram;
In figure, 1 line switching, 2 data acquisition units, 3GPRS data transmission device, 4 wireless servers, 5 forward isolators, 6 reverse isolation devices, 7 front end processors, 8 master stations.
Embodiment:
Below in conjunction with accompanying drawing, the utility model is described in detail:
As shown in Figure 1, power distribution network position of the switch monitoring system, comprise at least one and be positioned at line switching 1 on power distribution network, the auxiliary node extension line of each line switching 1 is connected to data acquisition unit 2, the data of collection are sent to main station system through GPRS data transmitting device 3 by data acquisition unit 2, and information is given master station 8 in the mode of RS232 by main station system;
Described main station system comprises wireless server 4, forward isolator 5, reverse isolation device 6 and front end processor 7, GPRS data transmitting device 3 is connected with wireless server 4, GPRS data transmitting device 3 is also connected with the front end processor 7 with encrypted card by forward isolator 5 and reverse isolation device 6, and front end processor 7 communicates with master station 8.Wireless server 4 accepts the panel switches position signalling transmitted by GPRS data transmitting device 3, this signal is through isolator access master station 8, concrete switch confidence is compiled into and corresponding with geographic map by master station 8, the Main Function of isolator is the correctness of guarantee Signal transmissions and isolates other signals, and reverse transmission data is avoided in debugging.
As shown in Figure 2, be panel switches placement data acquisition circuit diagram, when line failure switch trip or switch, switching mechanism change linked switch auxiliary node rotate.Auxiliary node extension line is to data acquisition unit 2, this circuit accepts panel switches auxiliary switch switching signal and is converted to voltage signal, voltage signal changes the treatable analog quantity of AD into after chip U2 process, and be supplied to signal conversing circuits, pinout is connected to Fig. 3.
As shown in Figure 3, for panel switches position signalling conversing circuits circuit diagram, the chip of device adopts AD7862ARSZ-10 process chip, its principle consists of successively Compare Logic a comparer and D/A converter, from MSB, order compares the voltage of each input and built-in D/A converter and exports numerical value, thus position of the switch simulating signal is converted to the digital signal of wireless transmission.Wherein access pin wiring from position of the switch collection signal circuit diagram.
Overhead type data acquisition unit 2 is arranged on below power distribution network switch, obtains the energy by solar recharging.The switch auxiliary node action message that data acquisition unit 2 receives, by after process, through geocoding and sequential control, is converted to communication module.Communication module is GPRS data transmitting device 3, and data acquisition unit is sent to main station system through the coding come by GPRS data transmission mode by communication module.
Main station system mainly receives the GPRS data that data acquisition unit 2 is sent, and data are processed, after master station 8 obtains these action messages, carry out network topology computational analysis, combine with power distribution network main electrical scheme system and carry out location, the position of the switch, directly can demonstrate the particular location of the positional information after the change of the position of the switch and place distribution line, and show on geographical background, and send audible alarm, locating information also can be given central station by master station 8 in addition, central station sends to the mobile phone of the relevant operation maintenance personnel set in advance in the mode of Chinese short message.
Claims (3)
1. power distribution network position of the switch monitoring system, it is characterized in that, comprise at least one and be positioned at line switching on power distribution network, the auxiliary node extension line of each line switching is connected to data acquisition unit, after the signal of collection is converted to digital signal by analog to digital conversion by data acquisition unit, be sent to main station system through GPRS data transmitting device, main station system sends information to master station by RS232 communication mode;
Described main station system comprises wireless server, forward isolator, reverse isolation device and front end processor, GPRS data transmitting device is connected with wireless server, GPRS data transmitting device is also connected with the front end processor with encrypted card by forward isolator and reverse isolation device, and front end processor communicates with master station.
2. the power distribution network position of the switch as claimed in claim 1 monitoring system, it is characterized in that, described master station is also connected with central station, central station and communication of mobile terminal.
3. the power distribution network position of the switch as claimed in claim 1 monitoring system, is characterized in that, described data acquisition unit adopts solar recharging power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420679405.8U CN204177930U (en) | 2014-11-07 | 2014-11-07 | Power distribution network position of the switch monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420679405.8U CN204177930U (en) | 2014-11-07 | 2014-11-07 | Power distribution network position of the switch monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204177930U true CN204177930U (en) | 2015-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420679405.8U Expired - Fee Related CN204177930U (en) | 2014-11-07 | 2014-11-07 | Power distribution network position of the switch monitoring system |
Country Status (1)
| Country | Link |
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| CN (1) | CN204177930U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842621A (en) * | 2016-06-06 | 2016-08-10 | 中国计量大学 | Networked temperature switch automatic verification device and method |
| CN107864150A (en) * | 2017-12-01 | 2018-03-30 | 国电南瑞科技股份有限公司 | A kind of data acquisition subsystem and method for distribution efficiency system |
-
2014
- 2014-11-07 CN CN201420679405.8U patent/CN204177930U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842621A (en) * | 2016-06-06 | 2016-08-10 | 中国计量大学 | Networked temperature switch automatic verification device and method |
| CN105842621B (en) * | 2016-06-06 | 2018-08-07 | 中国计量大学 | A kind of networked temperature switch automatic calibrator and method |
| CN107864150A (en) * | 2017-12-01 | 2018-03-30 | 国电南瑞科技股份有限公司 | A kind of data acquisition subsystem and method for distribution efficiency system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150225 Termination date: 20161107 |