CN108020737A - A kind of distribution line monitoring method - Google Patents
A kind of distribution line monitoring method Download PDFInfo
- Publication number
- CN108020737A CN108020737A CN201711146619.3A CN201711146619A CN108020737A CN 108020737 A CN108020737 A CN 108020737A CN 201711146619 A CN201711146619 A CN 201711146619A CN 108020737 A CN108020737 A CN 108020737A
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- monitor terminal
- distribution line
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- temperature
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
A kind of distribution line monitoring method provided by the invention, it is intended to solve the technical problem that distribution line monitoring is inconvenient in the prior art.A kind of distribution line monitoring method provided by the invention, the parameters in distribution line are gathered using relevant device, parameters in distribution line are transferred into monitor terminal, the theoretical parameter stored in parameters and monitor terminal is contrasted by monitor terminal, when parameters have abnormal, alert, the program immediately can be monitored distribution line, and in monitoring process, technical staff close need not can complete monitoring task to scene, alleviate the labor intensity of technical staff.In addition, parameters accuracy of detection is high in the program, be conducive to analysis, the processing of technical staff.
Description
Technical field
The present invention relates to power network monitoring method, more particularly to a kind of distribution line monitoring method, belong to electrical network field.
Background technology
Distribution line long transmission distance, branch line are more, are largely overhead line and cable, natural environment and climate inclement condition,
The natural calamities such as outer broken, virtual connection, equipment fault and thunder and lightning often result in distribution line failure.Have a power failure once breaking down, first
Make troubles to people's people life, disturb the normal production and operation of enterprise；Secondly greater loss is caused to electric company；Again
One circuit distance of person is longer, and branch is again more, and in net structure, lookup failure is extremely difficult, wastes substantial amounts of manpower, thing
Power.
The monitoring for distribution line generally periodically carries out manual inspection by track walker to distribution line in the prior art,
This monitoring mode immediately can not be monitored power distribution network, be unfavorable for the normal operation of power distribution network.In addition, this routine inspection mode
Increase the labor intensity of technical staff.
The content of the invention
A kind of distribution line monitoring method provided by the invention, it is intended to it is inconvenient to solve distribution line monitoring in the prior art
Technical problem.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme that：A kind of distribution line monitoring method, including
Following steps；
A, the operating parameter of information acquisition device collection power grid, and the operating parameter of power grid is sent to monitor terminal, power grid
Operating parameter include electric current, voltage, active amount, idle amount and short-circuit signal；
B, temperature sensor detection temperature parameter, and temperature parameter is sent to monitor terminal, temperature parameter includes cable
Connector temperature, busbar temperature, transformer temperature；
C, the concentration of sulfur hexafluoride gas concentration sensor detection sulfur hexafluoride gas, and by the concentration value of sulfur hexafluoride gas
It is sent to monitor terminal；
D, ambient humidity sensor detection ambient humidity parameter, and ambient humidity parameter is sent to monitor terminal；
E, monitor terminal receives the theoretical parameter ratio with monitor terminal memory storage after the parameter that step a is uploaded to step d
Compared with whether the parameters that detecting step a to step d is uploaded are abnormal, power grid normal operation without exception, there is abnormal enter in next step
Suddenly；
F, monitor terminal alert, and show anomaly parameter.
Using the parameters in relevant device collection distribution line in such scheme, the parameters quilt in distribution line
Monitor terminal is sent to, is contrasted the theoretical parameter stored in parameters and monitor terminal by monitor terminal, parameters have
When abnormal, alert, the program immediately can be monitored distribution line, and the technical staff in monitoring process
Close monitoring task need not can be completed to scene, alleviate the labor intensity of technical staff.In addition, parameters in the program
Accuracy of detection is high, is conducive to analysis, the processing of technical staff.
A kind of optional scheme, the short-circuit signal in the step a include single-phase earthing signal.
By gathering single-phase earthing signal, be conducive to the analysis of technical staff, improve the stability of distribution line.
A kind of optional scheme, the step a detects single-phase earthing signal by zero-sequence current detection method, alternatively, step a
Single-phase earthing signal is detected by capacitance current detection method, is believed alternatively, step a detects single-phase earthing by first half-wave detection method
Number, alternatively, step a detects single-phase earthing signal by quintuple harmonics detection method, alternatively, step a is detected by signal injection method
Single-phase earthing signal.
Single-phase earthing signal can be detected by a variety of detection methods, and single-phase earthing signal detecting mode is flexible.
A kind of optional scheme, the temperature sensor are communicated by wireless communication mode and the monitor terminal.
Temperature sensor position is flexible, improves the precision of temperature sensor.
A kind of optional scheme, described information collector are communicated by cable network and monitor terminal.
Stability is good when parameter is transmitted, and avoids parameter distortion in transmitting procedure, improves the transmission precision of parameter.
Compared with prior art, a kind of distribution line monitoring method provided by the invention, has the following advantages that：
1st, distribution line can be monitored immediately using monitor terminal, improves stability during distribution line operation
Energy.
2nd, distribution line monitoring accuracy is high, relative to manual inspection, substantially increases the monitoring accuracy of distribution line.
When the 3rd, monitoring the operating status of distribution line and technical staff parent is not required to scene, the technical staff's reduced
Labor intensity.
Embodiment
A kind of distribution line monitoring method of the present invention is described further below.Following embodiments are only used for helping this
Field technology personnel understand the present invention, are not limitations of the present invention.
A kind of distribution line monitoring method, comprises the following steps；
A, the operating parameter of information acquisition device collection power grid, and the operating parameter of power grid is sent to monitor terminal, power grid
Operating parameter include electric current, voltage, active amount, idle amount and short-circuit signal, monitor terminal can be computer, in computer
It is interior can preset corresponding software to handle parameters, be conducive to the analysis of technical staff, judge, described information collection
Device is communicated by cable network and monitor terminal；
Short-circuit signal includes single-phase earthing signal, and whether single-phase earthing signal refers to single-phase earthing event in detection distribution line
The presence of barrier, can detect single-phase earthing signal by zero-sequence current detection method, alternatively, being detected by capacitance current detection method single-phase
Ground signalling, alternatively, single-phase earthing signal is detected by first half-wave detection method, alternatively, being detected by quintuple harmonics detection method single
Phase ground signalling, alternatively, detecting single-phase earthing signal by signal injection method, the detection mode of single-phase earthing signal is existing skill
Usual manner in art, it is not reinflated herein；
B, temperature sensor detection temperature parameter, and temperature parameter is sent to monitor terminal, temperature parameter includes cable
Connector temperature, busbar temperature, transformer temperature, the temperature sensor are led to by wireless communication mode and the monitor terminal
News, temperature sensor quantity is more and position is more dispersed, and temperature sensor passes through wireless communication mode and monitor terminal
Communication, is conducive to the setting of temperature sensor；
C, the concentration of sulfur hexafluoride gas concentration sensor detection sulfur hexafluoride gas, and by the concentration value of sulfur hexafluoride gas
It is sent to monitor terminal；
D, ambient humidity sensor detection ambient humidity parameter, and ambient humidity parameter is sent to monitor terminal；
Concentration of sulfur hexafluoride sensor and ambient humidity sensor are communicated by wireless communication mode and monitor terminal；
E, monitor terminal receives the theoretical parameter ratio with monitor terminal memory storage after the parameter that step a is uploaded to step d
Compared with whether the parameters that detecting step a to step d is uploaded are abnormal, power grid normal operation without exception, there is abnormal enter in next step
Suddenly；
F, monitor terminal alert, and show anomaly parameter, monitor terminal can be by network to technical staff's
Smart mobile phone or tablet computer send warning message, so that technical staff receives warning message in time, and are located accordingly
Reason.
The section Example of the present invention is described in detail above.After those skilled in the art read this specification,
Based on technical scheme, it can modify to above-described embodiment, these modifications still fall within protection scope of the present invention.
Claims (5)
- A kind of 1. distribution line monitoring method, it is characterised in that：Comprise the following steps；A, the operating parameter of information acquisition device collection power grid, and the operating parameter of power grid is sent to monitor terminal, the fortune of power grid Row parameter includes electric current, voltage, active amount, idle amount and short-circuit signal；B, temperature sensor detection temperature parameter, and temperature parameter is sent to monitor terminal, temperature parameter includes cable connector Temperature, busbar temperature, transformer temperature；C, the concentration of sulfur hexafluoride gas concentration sensor detection sulfur hexafluoride gas, and the concentration value of sulfur hexafluoride gas is transmitted To monitor terminal；D, ambient humidity sensor detection ambient humidity parameter, and ambient humidity parameter is sent to monitor terminal；E, monitor terminal is received after the parameter that step a is uploaded to step d compared with the theoretical parameter of monitor terminal memory storage, inspection Survey whether the parameters that step a to step d is uploaded are abnormal, and power grid normal operation without exception, has exception to enter next step；F, monitor terminal alert, and show anomaly parameter.
- A kind of 2. distribution line monitoring method according to claim 1, it is characterised in that：Short circuit letter in the step a Number include single-phase earthing signal.
- A kind of 3. distribution line monitoring method according to claim 2, it is characterised in that：The step a passes through zero sequence electricity Detection method detection single-phase earthing signal is flowed, alternatively, step a detects single-phase earthing signal by capacitance current detection method, alternatively, step Rapid a detects single-phase earthing signal by first half-wave detection method, alternatively, step a detects single-phase earthing by quintuple harmonics detection method Signal, alternatively, step a detects single-phase earthing signal by signal injection method.
- A kind of 4. distribution line monitoring method according to claim 1, it is characterised in that：The temperature sensor passes through nothing Line communication modes are communicated with the monitor terminal.
- A kind of 5. distribution line monitoring method according to claim 1, it is characterised in that：Described information collector is by having Gauze network is communicated with monitor terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711146619.3A CN108020737A (en) | 2017-11-17 | 2017-11-17 | A kind of distribution line monitoring method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711146619.3A CN108020737A (en) | 2017-11-17 | 2017-11-17 | A kind of distribution line monitoring method |
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| Publication Number | Publication Date |
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| CN108020737A true CN108020737A (en) | 2018-05-11 |
Family
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| CN201711146619.3A Pending CN108020737A (en) | 2017-11-17 | 2017-11-17 | A kind of distribution line monitoring method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109345752A (en) * | 2018-12-05 | 2019-02-15 | 合肥能安科技有限公司 | A kind of electrical safety monitoring and pre-alarming method and device |
| CN109888919A (en) * | 2019-02-21 | 2019-06-14 | 国网山东省电力公司临沂供电公司 | Power distribution network terminal online monitoring system and method |
| CN110187662A (en) * | 2019-05-30 | 2019-08-30 | 福建中电合创电力科技有限公司 | A kind of distribution station method of environmental monitoring and system |
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Application publication date: 20180511 |