CN106443364A - Active distribution network maintenance system - Google Patents
Active distribution network maintenance system Download PDFInfo
- Publication number
- CN106443364A CN106443364A CN201611025641.8A CN201611025641A CN106443364A CN 106443364 A CN106443364 A CN 106443364A CN 201611025641 A CN201611025641 A CN 201611025641A CN 106443364 A CN106443364 A CN 106443364A
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- Prior art keywords
- triode
- signal processing
- resistance
- electric field
- circuit
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- 238000012423 maintenance Methods 0.000 title abstract description 10
- 238000012545 processing Methods 0.000 claims abstract description 33
- 230000006698 induction Effects 0.000 claims abstract description 27
- 230000005684 electric field Effects 0.000 claims abstract description 24
- 230000005611 electricity Effects 0.000 claims abstract description 12
- 230000003321 amplification Effects 0.000 claims description 13
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 9
- 230000008451 emotion Effects 0.000 abstract 1
- 230000001939 inductive effect Effects 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 description 4
- 230000001737 promoting effect Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/145—Indicating the presence of current or voltage
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Abstract
An active distribution network maintenance system comprises a plurality of electric field induction modules which are arranged on incoming live wires of each user household and are used for inducing whether the live wires are charged, wherein each electric field induction module is connected with a signal processing circuit; all the signal processing circuits are connected with a signal processing singlechip; the signal processing singlechip is connected with a server through GPRS module. With the adoption of the structure, whether the live wires are charged or not is detected by adopting an electric field induction manner, a detection wire does not need to be directly connected onto the incoming wire of the user, the inimical emotion of the user is avoided, the installation program of the distribution network maintenance system is greatly simplified, and the maintenance personnel can conveniently and timely know the power failure conditions of the users, so that the electricity line of the power failure users is maintained, and normal use of the users is guaranteed.
Description
Technical field：
The present invention relates to system is actively rushed to repair in distribution.
Background technology：
At present, the management system of power distribution network is mostly detected to circuit by way of being directly connected to detection line, passes through
Whether the voltage of detection detection line or electric current produce fault to circuit and judge, believe when adopting the power failure to user in this way
When breath is detected, need connecting detection line on the service wire of user, many users worry that the access of detection line can affect to use
Electricity or increase electricity consumption amount, therefore mostly hold conflict attitude, this makes the management work of power distribution network run into larger obstacle, have impact on
The monitoring of user's power-off condition, so that maintenance personal cannot keep in repair to the circuit of user in time, affects the use of user；Separately
Outward, existing power cut signal transmission is mostly carried out using optical cable, relatively costly, is unfavorable for promoting the use of.
Content of the invention：
The invention provides a kind of distribution actively rushes to repair system, its reasonable in design, examined by the way of electric field induction
Survey and whether have electricity it is no longer necessary to direct connecting detection line on the service wire of user, it is to avoid user produces resentment, significantly
Simplify the installation procedure that system rushed to repair by power distribution network, facilitate maintenance personal to learn the power-off condition of user in time, so as to power failure
User is keeped in repair the normal electricity consumption it is ensured that user with electric line；The transmission of power cut signal is wirelessly transferred using GPRS, no
Need again to use optical cable, greatly reduce cost, be conducive to promoting the use of, solve problems of the prior art.
The present invention be employed technical scheme comprise that by solving above-mentioned technical problem：
System is actively rushed to repair in distribution, including be arranged on each household user register one's residence whether powered for sensing live wire on live wire
Several electric field induction modules, each electric field induction module is all connected with a signal processing circuit, and all signal processing circuits are equal
It is connected with a signal processing single chip, signal processing single chip is connected with server by GPRS module.
Described electric field induction module is to be set in the coil registering one's residence on live wire or metal cylinder.
Described signal processing circuit includes an anti-clutter circuit being connected with electric field induction module, also includes and anti-tampering electricity
The signal amplification circuit that road is connected, the output end of signal amplification circuit is connected with signal processing single chip.
Described anti-clutter circuit includes the diode D29 that negative pole is connected with induction coil, the plus earth of diode D29,
One resistance R98 is connected with induction coil, the other end connection resistance R99's, resistance R98 and resistance R99 of ground connection of resistance R98
Connection end is connected with signal amplification circuit.
Described signal amplification circuit includes the triode Q26 being sequentially connected in series, triode Q27 and triode Q28, triode
The base stage of Q26 is connected with anti-clutter circuit, and the colelctor electrode of triode Q26 is connected with power supply VCC, and emitter stage is with triode Q27's
Base stage is connected, and the colelctor electrode of triode Q27 is connected with power supply VCC, and emitter stage is connected with the base stage of triode Q28, triode Q28
Grounded emitter, colelctor electrode is connected with signal processing single chip, the base stage of triode Q27 and triode Q28 base stage it
Between be in series with resistance R100 and resistance R101, be parallel with light emitting diode D30 at the two ends of resistance R101.
The present invention adopts said structure, has detected whether electricity it is no longer necessary to directly in user by the way of electric field induction
Service wire on connecting detection line, it is to avoid user produces resentment, enormously simplify the installation journey that system rushed to repair by power distribution network
Sequence, facilitates maintenance personal to learn the power-off condition of user in time, so as customer interrupted to be keeped in repair with electric line it is ensured that
The normal use of user；The transmission of power cut signal is wirelessly transferred using GPRS it is no longer necessary to use optical cable, greatly reduces into
This, be conducive to promoting the use of.
Brief description：
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the circuit theory diagrams of the signal processing circuit of the present invention.
Specific embodiment：
For the technical characterstic of this programme can be clearly described, below by specific embodiment, and combine its accompanying drawing, to this
Bright it is described in detail.
As shown in figs. 1-2, system is actively rushed to repair in distribution, including be arranged on each household user register one's residence on live wire for sensing
Several whether powered electric field induction modules of live wire, each electric field induction module is all connected with a signal processing circuit, owns
Signal processing circuit is all connected with a signal processing single chip, and signal processing single chip is connected with server by GPRS module.
Described electric field induction module is to be set in the coil registering one's residence on live wire or metal cylinder.
Described signal processing circuit includes an anti-clutter circuit being connected with electric field induction module, also includes and anti-tampering electricity
The signal amplification circuit that road is connected, the output end of signal amplification circuit is connected with signal processing single chip.
Described anti-clutter circuit includes the diode D29 that negative pole is connected with induction coil, the plus earth of diode D29,
One resistance R98 is connected with induction coil, the other end connection resistance R99's, resistance R98 and resistance R99 of ground connection of resistance R98
Connection end is connected with signal amplification circuit.
Described signal amplification circuit includes the triode Q26 being sequentially connected in series, triode Q27 and triode Q28, triode
The base stage of Q26 is connected with anti-clutter circuit, and the colelctor electrode of triode Q26 is connected with power supply VCC, and emitter stage is with triode Q27's
Base stage is connected, and the colelctor electrode of triode Q27 is connected with power supply VCC, and emitter stage is connected with the base stage of triode Q28, triode Q28
Grounded emitter, colelctor electrode is connected with signal processing single chip, the base stage of triode Q27 and triode Q28 base stage it
Between be in series with resistance R100 and resistance R101, be parallel with light emitting diode D30 at the two ends of resistance R101.
When being installed, coil or metal cylinder are set in the registering one's residence on live wire of user.When surrounding electric field environment
When fairly simple, it is set in using coil and registers one's residence on live wire, when the electric field environment of surrounding is more complicated, sheathed using metal cylinder
Register one's residence on live wire in user, the signal that metal cylinder is sensed more stable it is not easy to be affected by surrounding electric field.At signal
Reason circuit and signal processing single chip are installed near user power utilization table, if main line signal processing circuit passes through RS485 bus
Information is collected to signal processing single chip.When power-off condition in certain family user, it is arranged on this user and registers one's residence on live wire
Electric field induction module no longer senses AC field, and no electric signal is sent to signal processing circuit by it.
Signal processing circuit has anti-tampering and signal amplification effect, and diode D29 and resistance R90 can effectively prevent
The signal that interference signal transmits to electric field induction module interferes it is ensured that stablizing of signal is accurate.In signal processing circuit
Three triodes have signal amplification effect, the signal of electric field induction module can be amplified, then pass to letter
Number processing single chip.After signal is collected by signal processing single chip, judge which occurs in that the situation of power failure, then will
The information having a power failure is sent to server by GPRS module.
After the signal that signal processing single chip transmits is collected by server, outage information is sent out by the form of note
Give power equipment maintaining personnel, power equipment maintaining personnel can learn after receiving note which family user occurs in that power-off condition, you can vertical
This user is rushed to repair with electric line, to ensure the normal electricity consumption of user.Meanwhile, server is also by outage information and dimension
The information repairing personnel is sent to this user by the form of note, and user can learn the power-off condition in family in time, so that with
Maintenance personal gets in touch.In addition, electrical power services system also can receive the information that server transmits, to produce service work
Single.
System is actively rushed to repair in distribution using the present invention, detected whether electricity by the way of electric field induction it is no longer necessary to
Directly connecting detection line on the service wire of user, it is to avoid user produces resentment, enormously simplify power distribution network repairing system
The installation procedure of system, facilitates maintenance personal to learn the power-off condition of user in time, to be carried out with electric line to customer interrupted
Maintenance is it is ensured that the normal use of user；The transmission of power cut signal is wirelessly transferred using GPRS it is no longer necessary to use optical cable, greatly
Reduce cost greatly, be conducive to promoting the use of.
Above-mentioned specific embodiment cannot function as limiting the scope of the invention, for the technology people of the art
For member, any alternate modification that embodiment of the present invention is made or conversion all fall within protection scope of the present invention.
The present invention does not describe part in detail, is the known technology of those skilled in the art of the present technique.
Claims (5)
1. distribution actively rush to repair system it is characterised in that：Including be arranged on each household user register one's residence on live wire for sensing live wire
Whether several powered electric field induction modules, each electric field induction module is all connected with a signal processing circuit, all signals
Process circuit is all connected with a signal processing single chip, and signal processing single chip is connected with server by GPRS module.
2. distribution according to claim 1 actively rush to repair system it is characterised in that：Described electric field induction module is to be set in
Coil or the metal cylinder registered one's residence on live wire.
3. distribution according to claim 1 actively rush to repair system it is characterised in that：Described signal processing circuit include one with
The anti-clutter circuit that electric field induction module is connected, also includes the signal amplification circuit being connected with anti-clutter circuit, and signal amplifies electricity
The output end on road is connected with signal processing single chip.
4. distribution according to claim 3 actively rush to repair system it is characterised in that：Described anti-clutter circuit include negative pole with
The diode D29 that induction coil is connected, the plus earth of diode D29, a resistance R98 is connected with induction coil, resistance R98's
The other end connects the resistance R99 of ground connection, and resistance R98 is connected with signal amplification circuit with the connection end of resistance R99.
5. distribution according to claim 3 actively rush to repair system it is characterised in that：Described signal amplification circuit is included successively
The triode Q26, triode Q27 and triode Q28 of series connection, the base stage of triode Q26 is connected with anti-clutter circuit, triode
The colelctor electrode of Q26 is connected with power supply VCC, and emitter stage is connected with the base stage of triode Q27, the colelctor electrode of triode Q27 and power supply
VCC is connected, and emitter stage is connected with the base stage of triode Q28, the grounded emitter of triode Q28, colelctor electrode and signal transacting list
Piece machine is connected, and is in series with resistance R100 and resistance R101, in electricity between the base stage and the base stage of triode Q28 of triode Q27
The two ends of resistance R101 are parallel with light emitting diode D30.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611025641.8A CN106443364A (en) | 2016-11-17 | 2016-11-17 | Active distribution network maintenance system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611025641.8A CN106443364A (en) | 2016-11-17 | 2016-11-17 | Active distribution network maintenance system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106443364A true CN106443364A (en) | 2017-02-22 |
Family
ID=58221326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611025641.8A Pending CN106443364A (en) | 2016-11-17 | 2016-11-17 | Active distribution network maintenance system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106443364A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110470892A (en) * | 2019-08-16 | 2019-11-19 | 长沙云梦电子科技有限公司 | Single firewire detection circuit, multi-channel detection device and method based on induction |
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| CN87210210U (en) * | 1987-07-14 | 1988-06-29 | 魏桂平 | Electronic electroscope |
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| CN103326338A (en) * | 2013-05-31 | 2013-09-25 | 成都锐奕信息技术有限公司 | Anti-interference protective circuit |
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| CN205484525U (en) * | 2015-12-31 | 2016-08-17 | 临海市锐科工具有限公司 | Response test pencil with illumination function |
| CN105896196A (en) * | 2016-05-09 | 2016-08-24 | 佛山市顺德区信辉达电子有限公司 | Intelligent electric leakage protection plug |
| CN205544615U (en) * | 2016-04-08 | 2016-08-31 | 国网山东省电力公司巨野县供电公司 | Join in marriage net and salvage auto -power -off equipment |
| CN205594110U (en) * | 2016-03-23 | 2016-09-21 | 西安晨潞电子科技有限公司 | Electric energy meter detection device that visits one house after another |
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| CN206331069U (en) * | 2016-11-17 | 2017-07-14 | 济南龙航电力设备有限公司 | System is actively rushed to repair in a kind of distribution |
| CN206331070U (en) * | 2016-11-17 | 2017-07-14 | 济南龙航电力设备有限公司 | System is actively rushed to repair in distribution |
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2016
- 2016-11-17 CN CN201611025641.8A patent/CN106443364A/en active Pending
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| CN2383079Y (en) * | 1999-06-23 | 2000-06-14 | 錞镱科技股份有限公司 | Low frequency electric field strong and weak detector |
| CN103326338A (en) * | 2013-05-31 | 2013-09-25 | 成都锐奕信息技术有限公司 | Anti-interference protective circuit |
| CN103605045A (en) * | 2013-11-01 | 2014-02-26 | 航天科工深圳（集团）有限公司 | Power transmission line fault detection device |
| CN103675594A (en) * | 2013-12-07 | 2014-03-26 | 国家电网公司 | Fault detection instrument of power source circuit |
| CN103983886A (en) * | 2014-05-08 | 2014-08-13 | 国家电网公司 | Electric leakage detection system applied to rural power distribution network field |
| CN104613403A (en) * | 2015-02-03 | 2015-05-13 | 刘俊传 | Power outage delayed illumination lamp |
| CN105137284A (en) * | 2015-08-28 | 2015-12-09 | 国家电网公司 | Positioning and auxiliary emergency repair device for emergency maintenance of power distribution network, and application method |
| CN205484525U (en) * | 2015-12-31 | 2016-08-17 | 临海市锐科工具有限公司 | Response test pencil with illumination function |
| CN205594110U (en) * | 2016-03-23 | 2016-09-21 | 西安晨潞电子科技有限公司 | Electric energy meter detection device that visits one house after another |
| CN205544615U (en) * | 2016-04-08 | 2016-08-31 | 国网山东省电力公司巨野县供电公司 | Join in marriage net and salvage auto -power -off equipment |
| CN105896196A (en) * | 2016-05-09 | 2016-08-24 | 佛山市顺德区信辉达电子有限公司 | Intelligent electric leakage protection plug |
| CN205647036U (en) * | 2016-05-26 | 2016-10-12 | 国网山东省电力公司阳谷县供电公司 | Electric power distribution network distribution equipment fault monitoring system |
| CN206331069U (en) * | 2016-11-17 | 2017-07-14 | 济南龙航电力设备有限公司 | System is actively rushed to repair in a kind of distribution |
| CN206331070U (en) * | 2016-11-17 | 2017-07-14 | 济南龙航电力设备有限公司 | System is actively rushed to repair in distribution |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110470892A (en) * | 2019-08-16 | 2019-11-19 | 长沙云梦电子科技有限公司 | Single firewire detection circuit, multi-channel detection device and method based on induction |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170222 |
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| RJ01 | Rejection of invention patent application after publication |