CN107069965A - Power distribution network step voltage electric leakage alarm device and power supply area under one's jurisdiction power distribution network electric leakage monitoring system - Google Patents
Power distribution network step voltage electric leakage alarm device and power supply area under one's jurisdiction power distribution network electric leakage monitoring system Download PDFInfo
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- CN107069965A CN107069965A CN201710250605.XA CN201710250605A CN107069965A CN 107069965 A CN107069965 A CN 107069965A CN 201710250605 A CN201710250605 A CN 201710250605A CN 107069965 A CN107069965 A CN 107069965A
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- power distribution
- distribution network
- electric leakage
- step voltage
- alarm device
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 47
- 238000001514 detection method Methods 0.000 claims abstract description 34
- 238000010295 mobile communication Methods 0.000 claims abstract description 32
- 238000004891 communication Methods 0.000 claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 238000012423 maintenance Methods 0.000 claims description 8
- 238000012545 processing Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 230000004044 response Effects 0.000 claims description 5
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 239000008397 galvanized steel Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 230000006855 networking Effects 0.000 claims description 3
- 230000008901 benefit Effects 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
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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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- 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
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/086—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution networks, i.e. with interconnected conductors
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- H02J13/0075—
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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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- Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The present invention provides power distribution network step voltage electric leakage alarm device and power supply area under one's jurisdiction electric leakage monitoring system, described power distribution network step voltage electric leakage alarm device includes a pair of earth polars, detection of electrical leakage module and wireless communication module, a pair of earth polars are used to detect ground step voltage around the equipment special used in power distribution network, the equipment special used in described power distribution network refers to transformer or steel tower or bracing wire, and step voltage is sent to detection of electrical leakage module, described wireless communication module is a mobile communication module, when hair detection of electrical leakage module finds that ground step voltage reaches some setting value around the equipment special used in power distribution network, it is considered as and there are drain conditions and by mobile communication module, mobile communications network externally sends warning message.Its cost is low, small volume, integrated level high, installs practical and convenient.
Description
Technical field
The present invention relates to power distribution network step voltage electric leakage alarm device and power supply area under one's jurisdiction power distribution network electric leakage monitoring system.
Background technology
At present, network distribution transformer low-pressure line-outgoing switch is generally air switch, does not possess earth detection function.Air switch
Advantage is that stability is high, not by the effect of leakage of part circuit, it is to avoid occur unnecessary trip operation, but when electric leakage is long-term
In the presence of, air switch will not be tripped and warned, and the operation and maintenance to power network bring potential safety hazard, seriously can then occur the person
Electric shock casualty accident (referring to《Shanwei Lufeng one 12 years old little girl of tone tablet stone is because of the event of getting an electric shock and dying》).
Applicant was also once studied using the form of zero sequence current mutual inductor+detection of electrical leakage+wireless telecommunications, zero-sequence current
Transformer is to detecting the electric wire of air switch outgoing line side, but it is as follows to find that above-mentioned detection of electrical leakage wireless alarm scheme is still present
It is not enough：1) need to have a power failure to conductive wire when installing, could install, influence electricity consumption；2) volume is big, takes certain sky
Between, it is difficult to be integrated into modularization；3) product cost is high.
In addition, powering local power distribution network in addition to transformer has electric leakage risk, high-low pressure steel tower and bracing wire (are used to fix
Electric pole) etc. equipment also can exist electric leakage risk, electric leakage monitoring system it is also to be improved, as long as originally design alarm, function
Imperfection, is not that each maintainer can quickly find in time because the distributing position of transformer, steel tower and bracing wire is different,
Objectively need the function that the position of transformer, high-low pressure steel tower and bracing wire is positioned and navigated.
The content of the invention
One object of the present invention provides power distribution network step voltage electric leakage alarm device, and its cost is low, small volume, integrated level
Height, is installed practical and convenient.
Another object of the present invention provides power supply area under one's jurisdiction power distribution network electric leakage monitoring system, can intuitively grasp power supply area under one's jurisdiction
There is a situation where the equipment special of larger electric leakage risk, processing in time is found in time.
The technical proposal of the invention is realized in this way：
Power distribution network step voltage electric leakage alarm device, it is characterised in that：It include a pair of earth polars, detection of electrical leakage module and
Wireless communication module, a pair of earth polars are used to detect ground step voltage around the equipment special used in power distribution network, and will stride
Voltage is sent to detection of electrical leakage module, and described wireless communication module is a mobile communication module, when hair detection of electrical leakage module hair
Ground step voltage reaches some setting value around the equipment special used in existing power distribution network, is considered as and there are drain conditions and pass through
Mobile communication module, mobile communications network externally send warning message.
Warning message is sent to and set by mobile communication module, mobile communications network by detection of electrical leakage module described above
Fixed mobile phone on duty or background computer Surveillance center.
Detection of electrical leakage module described above is also connected with an onsite alarming circuit, in the case of finding that circuit has electric leakage,
Data processing module triggers onsite alarming circuit start, and warning circuit is LED warning circuits or audible alarm circuit, or
It is sound light alarming circuit.
The equipment special used in described power distribution network described above refers to transformer or steel tower or bracing wire, a pair
Earth polar is used to detect around transformer or steel tower or bracing wire ground and is separated by least 0.8 meter distance, and a pair of earth polars are using plating
Zinc round steel.
Detection of electrical leakage module described above manufactures integral structure with onsite alarming circuit, and mobile communication module is one
Individual the whole network leads to or GSM mobile handset module, built-in phonecard chip, and described mobile communications network is that the whole network is logical or GSM is logical
Communication network.
Detection of electrical leakage module described above use rail mounted Fire from Residual Current monitoring detector, can use solar energy for
Rail mounted Fire from Residual Current monitoring detector and mobile communication module provide power supply.
The equipment special that uses and some in one kind power supply area under one's jurisdiction power distribution network electric leakage monitoring system, including several power distribution networks
The equipment special used in individual electric leakage alarm device, mobile communications network, background monitoring equipment, described power distribution network refers to transformation
Device or steel tower or bracing wire, it is characterised in that：Several described electric leakage alarm devices using power distribution network described above across
Walk voltage electric leakage alarm device, it would be desirable to installed at least on the ground near equipment special used in the power distribution network of electric leakage monitoring
One power distribution network step voltage electric leakage alarm device, power distribution network step voltage electric leakage alarm device is by mobile communications network with after
Platform monitoring device networking composition electric leakage monitoring system.
Background monitoring equipment described above includes background computer Surveillance center, and background monitoring equipment also includes hand on duty
Machine and the mobile phone of maintainer.
Background computer Surveillance center described above by each power distribution network step voltage electric leakage alarm device and one with
Corresponding map datum association get up, database is formed, on the ground near the equipment special used in some power distribution network
When the power distribution network step voltage electric leakage alarm device of installation is to backstage computer monitoring center alert, background computer
Surveillance center at once by should the situational map data of equipment special be sent to the mobile phone of maintainer, the mobile phone of maintainer
The position that this sends the equipment special of leakage-current alarm is navigate to using the map datum.
Background computer Surveillance center described above is with being provided with the distribution of the local all equipment specials of power supply
Figure, and with mark sign, the power distribution network step voltage electric leakage alarm device installed on the ground near certain equipment special is backward
During platform computer monitoring center alert, to should the mark of platform equipment special that alarm can be carried out in distribution map is aobvious
Show.
Described above sets a software records unit in background computer Surveillance center, and the software records unit can be remembered
Record power distribution network step voltage electric leakage alarm device alarm ID puts on record, time of fire alarming, the maintenance process time, the response of operator on duty when
Between information.
The present invention has the following advantages that compared with prior art：
1) power distribution network step voltage electric leakage alarm device of the invention detects electric leakage using a pair of earth polars, mutual with respect to zero sequence
The detection mode of sensor, with small volume, cost is low, it is integrated to be easy to modularization, and without stopping to conductive electric wire when installing
Electric treatment is easy to install flexible；
2) earth polar be used to detecting equipment special (such as transformer, steel tower and bracing wire) the surrounding ground that is used in power distribution network and
It is separated by least 0.8 meter distance, a pair of earth polars described above use galvanized steel bar, and cost is low, easy for installation；
3) detection of electrical leakage module uses rail mounted Fire from Residual Current monitoring detector, has the following advantages that：A) it is easy to peace
Dress, without transforming supporter, direct clamp can just be fixed on steelframe.B) and rail mounted Fire from Residual Current monitor
Detector integrated acousto-optic is alarmed, and integrated level is high；C) power supply, perfect in shape and function can be provided for mobile communication module；D) small volume, makes
Valency is low.
4) detection of electrical leakage module is also connected with a warning circuit, in the case of finding that circuit has electric leakage, data processing module
Trigger warning circuit to start, warning circuit is LED warning circuits or audible alarm circuit, or sound light alarming circuit, it is real
Existing onsite alarming, makes electric power facility patrolman also to find drain conditions in time, function is more perfect.
5) power supply area under one's jurisdiction power distribution network electric leakage monitoring system of the invention, can be straight in time in the background monitoring equipment of power supply department
The drain conditions that local monitored equipment special of powering is known on ground are seen, basic data branch is provided for the decision-making management of leader
Hold；
6) background computer Surveillance center described above is by each power distribution network step voltage electric leakage alarm device and one
Corresponding map datum association is got up, and database is formed, when certain equipment special (such as transformer, steel tower and bracing wire) is attached
When the power distribution network step voltage electric leakage alarm device installed near ground is to backstage computer monitoring center alert,
Background computer Surveillance center at once by should the situational map data of equipment special be sent to the mobile phone of maintainer, maintenance
The mobile phone of personnel navigates to the position that this sends the equipment special of leakage-current alarm using the map datum.Strive for treasured to get the harvest in quickly
Expensive time, function is more perfect, can be applicable position unclear situation of the maintainer to transformer.
7) background computer Surveillance center is with being provided with the distribution of the local all monitored equipment specials of power supply
Figure, and with mark sign, the power distribution network step voltage electric leakage alarm device installed on the ground near certain equipment special to
During background computer Surveillance center alert, to should the mark of platform equipment special can be alarmed in distribution map
Display.Position managerial decision provides more intuitively data.
8) one software records unit is set in background computer Surveillance center, the software records unit can record power distribution network
Step voltage electric leakage alarm device alarm ID put on record, time of fire alarming, the maintenance process time, the response time information of operator on duty.
Long-distance alarm is realized, is easy to promptly and accurately handle the potential safety hazard of electric leakage, whether record operator on duty, maintainer locate in time
Reason, distinguishes responsibility, the development favorably supervised work.As long as by mobile phone on duty, maintainer's mobile phone, hind computation machine monitoring
The heart just can carry out whole monitoring to the drain conditions of distribution network, easy to use directly perceived, not limited by environment place.
Brief description of the drawings
Fig. 1 is the circuit block diagram of the embodiment of the present invention one.
Fig. 2 is the circuit block diagram that Fig. 1 is the embodiment of the present invention two.
Fig. 3 be the embodiment of the present invention two power local all monitored electric leakages equipment special distribution map.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Embodiment one：
Shown in Fig. 1, power distribution network step voltage electric leakage alarm device of the invention, it is characterised in that：It include a pair of earth polars,
Detection of electrical leakage module and wireless communication module, a pair of earth polars be used to detect around the equipment special used in power distribution network ground across
Voltage is walked, and step voltage is sent to detection of electrical leakage module, described wireless communication module is a mobile communication module, works as hair
Detection of electrical leakage module finds that ground step voltage reaches some setting value around the equipment special used in power distribution network, is considered as presence
Drain conditions simultaneously externally send warning message by mobile communication module, mobile communications network.Detection of electrical leakage module passes through mobile phone
Warning message is sent to mobile phone on duty or the background computer Surveillance center of setting by communication module, mobile communications network.Leakage
Electro-detection module is also connected with an onsite alarming circuit, in the case of finding that circuit has electric leakage, data processing module triggering scene
Warning circuit starts, and warning circuit is LED warning circuits or audible alarm circuit, or sound light alarming circuit.Described
The equipment special used in power distribution network refers to transformer or steel tower or bracing wire, and a pair of earth polars are used to detect transformer or iron
Ground and it is separated by least 0.8 meter distance around tower or bracing wire, a pair of earth polars use galvanized steel bar.
Detection of electrical leakage module manufactures integral structure with onsite alarming circuit, and mobile communication module is a GSM mobile handset
Module, built-in phonecard chip, described mobile communications network is that the whole network leads to or GSM communication network.Detection of electrical leakage module
Using rail mounted Fire from Residual Current monitoring detector, rail mounted Fire from Residual Current monitoring detector is that mobile communication module is carried
Power supply source.
The power distribution network step voltage electric leakage alarm device of the present invention detects electric leakage using a pair of earth polars, with respect to zero-sequence mutual inductance
The detection mode of device, with small volume, cost is low, it is integrated to be easy to modularization, and without having a power failure to conductive electric wire when installing
Processing is easy to install flexible.
In the case that detection of electrical leakage module finds that circuit has electric leakage, detection of electrical leakage module utilizes mobile communication module, shifting
Dynamic communication network gets in touch with mobile phone on duty and the background computer Surveillance center of setting, notifies director * * places on duty * * lines
Leak current fault occurs for road, so as to accurate detection drain conditions and notifies operator on duty by mobile phone in time, realizes long-distance alarm,
It is easy to promptly and accurately handle the potential safety hazard of electric leakage, whether record operator on duty, maintainer handle, distinguish responsibility, have in time
The development of profit supervision work.As long as by mobile phone on duty just whole monitoring, user can be carried out to the drain conditions of distribution network
Just it is directly perceived, do not limited by environment place.
Embodiment two：
As shown in Figure 1 and Figure 2, used in a kind of power supply area under one's jurisdiction power distribution network electric leakage monitoring system, including several power distribution networks
What is used in equipment special and several electric leakage alarm devices, mobile communications network, background monitoring equipment, described power distribution network is special
Refer to transformer or steel tower or bracing wire with equipment, it is characterised in that：Several described electric leakage alarm devices are using implementation
Power distribution network step voltage electric leakage alarm device described in example one, it would be desirable to which the equipment special used in the power distribution network of electric leakage monitoring is attached
At least one power distribution network step voltage electric leakage alarm device is installed, power distribution network step voltage electric leakage alarm device leads near ground
Cross mobile communications network and background monitoring equipment networking composition electric leakage monitoring system.
Background monitoring equipment includes background computer Surveillance center, and background monitoring equipment also includes mobile phone on duty and maintenance people
The mobile phone of member.Background computer Surveillance center by each power distribution network step voltage electric leakage alarm device and one correspondingly
Diagram data is associated, and forms database, the distribution installed on the ground near the equipment special used in some power distribution network
When net step voltage electric leakage alarm device is to backstage computer monitoring center alert, background computer Surveillance center horse
On by should the situational map data (the position positioning map inside such as handset Wechat) of equipment special be sent to maintainer
Mobile phone, the mobile phone of maintainer navigates to the position that this sends the equipment special of leakage-current alarm using the map datum.
Perfect in shape and function.Background computer Surveillance center passes through communication module accessing mobile communication network.The communication module can be one
Mobile phone.
Background computer Surveillance center is provided with the distribution map of the local all equipment specials of power supply, and with marking
The power distribution network step voltage electric leakage alarm device installed on sign, the ground near certain equipment special is to backstage computer monitoring
During the alert of center, to should the mark of platform equipment special alarm indication can be carried out in distribution map.Simple, intuitive,
Foundation is provided for the decision-making of managing of power pack.
Background computer Surveillance center set a software records unit, the software records unit can record power distribution network across
Step voltage electric leakage alarm device alarm ID puts on record, time of fire alarming, the maintenance process time, the response time information of operator on duty.Institute
It is that the identification numbering of each power distribution network step voltage electric leakage alarm device of correspondence is put on record that meaning ID, which puts on record,.Background computer
Surveillance center gives each power distribution network step voltage electric leakage alarm device one unique identification numbering.
Assume the local equipment specials for having 4 monitored electric leakages of power supply in Fig. 2, Fig. 3, respectively transformer 1, pull bar 2,
Transformer 3 and steel tower 4, transformer 1, pull bar 2, are respectively mounted a station power distribution net on the neighbouring ground of transformer 3 and steel tower 4 and stride
Voltage electric leakage alarm device, respectively power distribution network step voltage electric leakage alarm device A1, power distribution network step voltage leakage-current alarm dress
A2, power distribution network step voltage electric leakage alarm device A3 and power distribution network step voltage electric leakage alarm device A4 are put, it is corresponding to be leaked electricity
Mark is in the distribution map of the equipment special of monitoring, and represents A1, A2, A3 and A4 respectively below each round dot, respectively
Correspondence power distribution network step voltage electric leakage alarm device A1, power distribution network step voltage electric leakage alarm device A2, power distribution network step voltage
Electric leakage alarm device A3 and power distribution network step voltage electric leakage alarm device A4.
Background computer Surveillance center set a software records unit, the software records unit can record power distribution network across
Step voltage electric leakage alarm device alarm ID puts on record, time of fire alarming, the maintenance process time, the response time information of operator on duty.It is real
Existing long-distance alarm, is easy to promptly and accurately handle the potential safety hazard of electric leakage, and whether record operator on duty, maintainer locate in time
Reason, distinguishes responsibility, the development favorably supervised work.As long as just can be carried out by mobile phone on duty to the drain conditions of distribution network complete
Portion is monitored, easy to use directly perceived, is not limited by environment place.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (11)
1. power distribution network step voltage electric leakage alarm device, it is characterised in that：It includes a pair of earth polars, detection of electrical leakage module and nothing
Line communication module, a pair of earth polars are used to detect ground step voltage around the equipment special used in power distribution network, and the electricity that will stride
Detection of electrical leakage module is sent to, described wireless communication module is a mobile communication module, when hair detection of electrical leakage module is found
Ground step voltage reaches some setting value around the equipment special used in power distribution network, is considered as and there are drain conditions and by hand
Machine communication module, mobile communications network externally send warning message.
2. power distribution network step voltage electric leakage alarm device according to claim 1, it is characterised in that：Detection of electrical leakage module is led to
Cross mobile phone communication module, mobile communications network warning message is sent in the mobile phone on duty of setting or hind computation machine monitoring
The heart.
3. power distribution network step voltage electric leakage alarm device according to claim 2, it is characterised in that：Detection of electrical leakage module is also
An onsite alarming circuit is connected, in the case of finding that circuit has electric leakage, data processing module triggering onsite alarming circuit start,
Warning circuit is LED warning circuits or audible alarm circuit, or sound light alarming circuit.
4. power distribution network step voltage electric leakage alarm device according to claim 3, it is characterised in that：In described power distribution network
The equipment special used refers to transformer or steel tower or bracing wire, and a pair of earth polars are used to detect transformer or steel tower or drawing
Ground and it is separated by least 0.8 meter distance around line, a pair of earth polars use galvanized steel bar.
5. power distribution network step voltage electric leakage alarm device according to claim 4, it is characterised in that：Detection of electrical leakage module with
Onsite alarming circuit manufactures integral structure, and mobile communication module is a GSM mobile handset module, built-in phonecard chip,
Described mobile communications network is that the whole network leads to or GSM communication network.
6. power distribution network step voltage electric leakage alarm device according to claim 5, it is characterised in that：Detection of electrical leakage module is adopted
With rail mounted Fire from Residual Current monitoring detector, rail mounted Fire from Residual Current monitoring detector provides for mobile communication module
Power supply.
7. in one kind power supply area under one's jurisdiction power distribution network electric leakage monitoring system, including several power distribution networks the equipment special that uses and several
The equipment special used in electric leakage alarm device, mobile communications network, background monitoring equipment, described power distribution network refers to transformer
Or steel tower or bracing wire, it is characterised in that：Several described electric leakage alarm devices use claim 1 to 6 any one
Described power distribution network step voltage electric leakage alarm device, it would be desirable to the ground near equipment special used in electric leakage monitoring power distribution network
At least one power distribution network step voltage electric leakage alarm device is installed, power distribution network step voltage electric leakage alarm device passes through movement on face
Communication network and background monitoring equipment networking composition electric leakage monitoring system.
8. a kind of power supply area under one's jurisdiction power distribution network electric leakage monitoring system according to claim 7, it is characterised in that：Background monitoring is set
Standby to include background computer Surveillance center, background monitoring equipment also includes mobile phone on duty and the mobile phone of maintainer.
9. a kind of power supply area under one's jurisdiction power distribution network electric leakage monitoring system according to claim 8, it is characterised in that：Background computer
Surveillance center gets up each power distribution network step voltage electric leakage alarm device with a corresponding map datum association, is formed
The power distribution network step voltage leakage-current alarm dress installed on database, the ground near the equipment special used in some power distribution network
When putting to backstage computer monitoring center alert, background computer Surveillance center is at once by should equipment special
Situational map data are sent to the mobile phone of maintainer, and the mobile phone of maintainer navigates to this using the map datum and sent
The position of the equipment special of leakage-current alarm.
10. a kind of power supply area under one's jurisdiction power distribution network electric leakage monitoring system according to claim 9, it is characterised in that：Hind computation
Machine monitoring is provided centrally with the distribution map of the local all equipment specials of power supply, and is indicated with mark, when certain special dress
The power distribution network step voltage electric leakage alarm device installed on standby neighbouring ground sends alarm signal to backstage computer monitoring center
During breath, to should the mark of platform equipment special alarm indication can be carried out in distribution map.
11. a kind of power supply area under one's jurisdiction power distribution network electric leakage monitoring system according to claim 8, it is characterised in that：In backstage meter
The centrally disposed software records unit of machine monitoring is calculated, the software records unit can record power distribution network step voltage leakage-current alarm dress
Put alarm I D put on record, time of fire alarming, the maintenance process time, the response time information of operator on duty.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710250605.XA CN107069965B (en) | 2017-04-17 | 2017-04-17 | Step voltage leakage alarm device for power distribution network and power distribution network leakage monitoring system in power supply district |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710250605.XA CN107069965B (en) | 2017-04-17 | 2017-04-17 | Step voltage leakage alarm device for power distribution network and power distribution network leakage monitoring system in power supply district |
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| Publication Number | Publication Date |
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| CN107069965A true CN107069965A (en) | 2017-08-18 |
| CN107069965B CN107069965B (en) | 2024-04-09 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN111239473A (en) * | 2020-02-24 | 2020-06-05 | 云南电网有限责任公司临沧供电局 | Broken string connects pole tower trouble step voltage risk evaluation system under perpendicular layering soil |
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