CN103576056B - A kind of transmission line of electricity operating state monitoring system - Google Patents
A kind of transmission line of electricity operating state monitoring system Download PDFInfo
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- CN103576056B CN103576056B CN201310572224.5A CN201310572224A CN103576056B CN 103576056 B CN103576056 B CN 103576056B CN 201310572224 A CN201310572224 A CN 201310572224A CN 103576056 B CN103576056 B CN 103576056B
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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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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses a kind of transmission line of electricity operating state monitoring system, the running state information on the transmission line of electricity at terminal node place described in described terminal node Real-time Collection, and send described running state information；Described handheld terminal is connected with described terminal node by wireless network, receives the running state information that described terminal node sends, and judges whether described transmission line of electricity runs normal according to described running state information.The present invention passes through the terminal node Real-time Collection to three phase line running state information, makes patrol officer through monitoring point, it is possible to be apparent from the running status of current line.
Description
Technical field
The present invention relates to transmission line of electricity monitoring running state field, particularly relate to a kind of transmission line of electricity operating state monitoring system.
Background technology
On distribution overhead transmission line, the network distribution transformer owing to running now is mainly pole type transformer, and general pole type transformer does not have information about power harvester.Along with the development of technology, the monitoring equipment of line current commonly used at present is overhead transmission line Intellectualized Switchgear and line-failure indicator.
Using Intellectualized Switchgear that power matching network transmission line of electricity electricity is acquired, Intellectualized Switchgear gathers electric current and magnitude of voltage by internal electric current and voltage transformer, and will be displayed in information conveyance to background server by independent optical-fiber communication channel.Equipment needs independent fiber plant transmission line, for line data-logging personnel, transmits information by optical fiber transmission line and is unfavorable for patrolling and examining carrying out of work.
Using line-failure indicator in distribution network overhead line, the mainly effect of device fault alarm on transmission line of electricity, when various fault occurs in circuit time, it is possible to reported to the police by the form of board turning and flashing light.Terminal unit wirelessly uploads to base station information, it is transferred to background server by base station, by the mode of the information on line-failure indicator collection transmission line of electricity, then independent collection data upload to background server, it does not have combine with patrolling and examining work.
In sum, be no matter adopt Intellectualized Switchgear or adopt line-failure indicator, all exist can not with patrol and examine the problem that work combines.
Summary of the invention
In view of this, the present invention provides a kind of transmission line of electricity operating state monitoring system, with solve in prior art can not with patrol and examine the shortcoming that work combines, its concrete scheme is as follows:
A kind of transmission line of electricity operating state monitoring system, including:
Being arranged on the terminal node on three phase line, described terminal node is connected with handheld terminal by wireless network；
Running state information on the transmission line of electricity at terminal node place described in described terminal node Real-time Collection, and send described running state information；
Described handheld terminal is connected with described terminal node by wireless network, receives the running state information that described terminal node sends, and judges whether described transmission line of electricity runs normal according to described running state information.
Further, also include: the base station being connected with described terminal node, the server being connected with described base station,
Described base station is arranged on the shaft tower of described three phase line, receives the running state information that described terminal node sends, and sends described running state information to described server；
Described server receives the running state information that described base station sends, and monitors the running status of described three phase line according to described running state information.
Further, described terminal node specifically includes:
Sensor assembly, the AD conversion module being connected with described sensor assembly, the signal processing unit being connected with described AD conversion module, the signal transmitting module being connected with described signal processing unit,
Described sensor assembly gathers the running state information on the transmission line of electricity at described terminal node place, electrical energy and line temperature, and described running state information is analogue signal, and sends described running state information to described AD conversion module；
The running state information that the described AD conversion module described sensor assembly of reception gathers, and the running state information of described analogue signal is converted to the running state information of digital signal, send to described signal processing unit；
Described signal processing unit receives the running state information of described digital signal, and sends to described signal transmitting module after the described information received being processed；
Described signal transmitting module receives the running state information after described process, and the running state information after described process is amplified and is sent.
Further, described sensor assembly includes: current transformer, temperature sensor.
Further, also include: the power module being respectively connected with described sensor assembly, AD conversion module, signal processing unit and signal transmitting module,
Described power module receives the electrical energy that described sensor assembly gathers, and provides voltage for described AD conversion module, signal processing unit and signal transmitting module.
Further, described power module includes: Voltage stabilizing module,
Described Voltage stabilizing module receives the electrical energy that described sensor assembly gathers, and the described electrical energy received is converted into available electrical energy, provides electric energy for described AD conversion module, signal processing unit, signal transmitting module.
Further, described power module also includes: the of short duration energy-storage module being connected with described Voltage stabilizing module and signal processing unit,
Described of short duration energy-storage module receives the available electrical energy that described Voltage stabilizing module sends, when described signal processing unit detects that available electrical energy that Voltage stabilizing module provides is lower than default electric energy, enable described of short duration energy-storage module, and make described signal processing unit alert.
Further, the described information received is carried out process and specifically includes by described signal processing unit: the described information received is encoded, is encrypted.
Further, described terminal node is separately positioned on every transmission line of electricity on described three phase line.
Further, the running state information that reception described terminal node in described base station sends specifically includes:
Described base station receives, by wireless network, the running state information that described terminal node sends.
Further, described base station receives the running state information that described terminal node sends, and the transmission of described running state information is specifically included to described server:
Described base station receives the running state information that described terminal node sends, and is sent described running state information to described server by electric power wireless private network.
From technique scheme it can be seen that running state information the transmission line of electricity at terminal node place described in described terminal node Real-time Collection, and send described running state information；Described handheld terminal is connected with described terminal node by wireless network, receives the running state information that described terminal node sends, and judges whether described transmission line of electricity runs normal according to described running state information.The present invention passes through the terminal node Real-time Collection to three phase line running state information, makes patrol officer through monitoring point, it is possible to be apparent from the running status of current line.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of transmission line of electricity operating state monitoring system disclosed in the embodiment of the present invention；
Fig. 2 is the structural representation of a kind of terminal node disclosed in the embodiment of the present invention；
Fig. 3 is the structural representation of a kind of terminal node disclosed in the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
The structural representation of a kind of transmission line of electricity operating state monitoring system disclosed by the invention is as it is shown in figure 1, include:
It is arranged on the terminal node 11 on three phase line, the handheld terminal 12 being connected with described terminal node 11 by wireless network.
Running state information on the transmission line of electricity at terminal node 11 place described in described terminal node 11 Real-time Collection, and described running state information is sent.
Described handheld terminal 12 receives the running state information that described terminal node 11 sends, and judges whether described transmission line of electricity runs normal according to described running state information.
Wherein, every circuit on described three phase line is all respectively provided with terminal node 11, in order to respectively every transmission line of electricity is carried out the monitoring of running status.
Transmission line of electricity operating state monitoring system disclosed in the present embodiment, by the running state information on the transmission line of electricity at terminal node place described in terminal node Real-time Collection, and sends described running state information；Described handheld terminal is connected with described terminal node by wireless network, receives the running state information that described terminal node sends, and judges whether described transmission line of electricity runs normal according to described running state information.The present embodiment passes through the terminal node Real-time Collection to three phase line running state information, makes patrol officer through monitoring point, it is possible to be apparent from the running status of current line.
Further, disclosed in the present embodiment, transmission line of electricity operating state monitoring system can also include: the base station 13 being connected with described terminal node 11, the server 14 being connected with described base station 13.
Described base station 13 is arranged on the shaft tower of described three phase line, receives the running state information that described terminal node 11 sends, and sends described running state information to described server 14.
Preferably, described terminal node 11 sends running state information, base station 13 receives, by wireless network, the running state information that described terminal node 11 sends, and wherein, base station 13 can also be passed through wired connection and realize the reception to the running state information that terminal node 11 sends.
Preferably, described base station 13 receives, by wireless network, the running state information that described terminal node 11 sends, inside base station 13, described wireless network protocol is converted to electric power wireless private network agreement, and by electric power wireless private network, described running state information is sent to server 14.
Transmission line of electricity operating state monitoring system disclosed in the present embodiment, the running state information collected by terminal node by base station is sent to server, thus realizing the long-range monitoring to transmission line of electricity running status, reducing the workload of patrol officer, improve work efficiency.
Present embodiment discloses the concrete structure schematic diagram of a kind of terminal node, as in figure 2 it is shown, include:
Sensor assembly 21, the AD conversion module 22 being connected with described sensor assembly 21, the signal processing unit 23 being connected with described AD conversion module 22, the signal transmitting module 24 being connected with described signal processing unit 23.
Described sensor assembly 21 gathers the running state information on the transmission line of electricity at the terminal node place of correspondence, electrical energy and circuit running temperature, and described running state information is analogue signal, and sends described running state information to searching book AD conversion module 22.
Described AD conversion module 22 receives the running state information that described sensor assembly 21 sends, and the described running state information for analogue signal is converted to the running state information of digital signal, sends to described signal processing unit 23.
Described signal processing unit 23 receives the running state information of described digital signal, and sends to described signal transmitting module 24 after the described information received being processed, and wherein, described information carries out process be specially and information is encoded, encrypts.
Described signal transmitting module 24 receives the running state information after described process, and the running state information after described process is amplified and sent.
Preferably, described sensor assembly 21 includes: high precision current transformer, temperature sensor.
Current transformer can provide the metering of accurate electric current to gather；Temperature sensor can provide accurate circuit running temperature.
Further, terminal node disclosed in the present embodiment also includes: the power module 25 being respectively connected with described sensor assembly 21, AD conversion module 22, signal processing unit 23 and signal transmitting unit 24.
Described power module 25 receives the electrical energy that described sensor assembly gathers, and described electrical energy is converted into available electrical energy, provides electric energy for described AD conversion module 22, signal processing module 23 and signal transmitting module 34.
Terminal node disclosed in the present embodiment, by sensor assembly, AD conversion module, signal processing unit, signal transmitting unit and power module, realize the collection to transmission line of electricity running state information and transmission, work of patrolling and examining for patrol officer provides signals collecting and the delivering path of necessity, it is achieved that the accurate Real-time Collection of signal and transmission.
Further, the concrete structure of a kind of terminal node disclosed in the present embodiment is as it is shown on figure 3, include:
The Voltage stabilizing module 251 being respectively connected with described sensor assembly 21, AD conversion module 22, signal processing unit 23 and signal transmitting module 24.
Described Voltage stabilizing module 251 receives the electrical energy that described sensor assembly 21 gathers, the described electrical energy received is converted into available electrical energy, there is provided electric energy for described AD conversion module 22, signal processing unit 23 and signal transmitting module 24, make terminal node normal operation.
Further, power module disclosed in the present embodiment can also include: the of short duration energy-storage module 252 being connected with described Voltage stabilizing module 251 and signal processing unit 23.
Described of short duration energy-storage module 252 receives the available electrical energy that described Voltage stabilizing module 251 is launched, when signal processing module detects that available electrical energy that Voltage stabilizing module 251 provides is lower than default electric energy, enable described of short duration energy-storage module 252, and make described signal processing unit 23 alert.
Described of short duration energy-storage module 252 can be capacitive means, and Voltage stabilizing module 251 provides electric energy for of short duration energy-storage module 252, charges for capacitive means, till being full of.When sensor assembly 21 detects circuit electric energy lower than certain value, it is impossible to provide sufficient energy for Voltage stabilizing module 251, Voltage stabilizing module 251 cannot provide energy for whole device.Now, signal processing unit 23 can detect the deficiency of energy, enables of short duration energy-storage module 252.Of short duration energy-storage module 252 provides of short duration energy extremely described signal processing unit 23, makes described signal processing unit 23 send alarm signal, and of short duration energy-storage module 252 also no longer can provide electric energy for signal processing unit 23 afterwards, and whole power module is in a dormant state.Until sensor assembly 21 detects when circuit energy reaches certain value, it is possible to providing sufficient energy for Voltage stabilizing module 251, when namely supply voltage reaches preset value, power module restarts work.
Power module disclosed in the present embodiment provides stable voltage by Voltage stabilizing module for each module, and of short duration energy-storage module provides alarm signal when voltage signal is less than predetermined value, it is ensured that terminal node properly functioning.
In this specification, each embodiment adopts the mode gone forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually referring to.For device disclosed in embodiment, owing to it corresponds to the method disclosed in Example, so what describe is fairly simple, relevant part illustrates referring to method part.
Professional further appreciates that, the unit of each example described in conjunction with the embodiments described herein and algorithm steps, can with electronic hardware, computer software or the two be implemented in combination in, in order to clearly demonstrate the interchangeability of hardware and software, generally describe composition and the step of each example in the above description according to function.These functions perform with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel specifically can should be used for using different methods to realize described function to each, but this realization is it is not considered that beyond the scope of this invention.
The method described in conjunction with the embodiments described herein or the step of algorithm can directly use the software module that hardware, processor perform, or the combination of the two is implemented.Software module can be placed in any other form of storage medium known in random access memory (RAM), internal memory, read only memory (ROM), electrically programmable ROM, electrically erasable ROM, depositor, hard disk, moveable magnetic disc, CD-ROM or technical field.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.The multiple amendment of these embodiments be will be apparent from for those skilled in the art, and generic principles defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention is not intended to be limited to the embodiments shown herein, and is to fit to the widest scope consistent with principles disclosed herein and features of novelty.
Claims (7)
1. a transmission line of electricity operating state monitoring system, including the terminal node being arranged on three phase line, described terminal node is connected with handheld terminal by wireless network, running state information on the transmission line of electricity at terminal node place described in described terminal node Real-time Collection, and send described running state information, it is characterised in that:
Described handheld terminal is connected with described terminal node by wireless network, receives the running state information that described terminal node sends, and judges whether described transmission line of electricity runs normal according to described running state information；
Described terminal node specifically includes:
Sensor assembly, the AD conversion module being connected with described sensor assembly, the signal processing unit being connected with described AD conversion module, the signal transmitting module being connected with described signal processing unit,
Described sensor assembly gathers the running state information on the transmission line of electricity at described terminal node place, electrical energy and line temperature, and described running state information is analogue signal, and sends described running state information to described AD conversion module；
The running state information that the described AD conversion module described sensor assembly of reception gathers, and the running state information of described analogue signal is converted to the running state information of digital signal, send to described signal processing unit；
Described signal processing unit receives the running state information of described digital signal, and sends to described signal transmitting module after the described information received being processed；
Described signal transmitting module receives the running state information after described process, and the running state information after described process is amplified and is sent；
Also include: the power module being respectively connected with described sensor assembly, AD conversion module, signal processing unit and signal transmitting module,
Described power module receives the electrical energy that described sensor assembly gathers, and provides voltage for described AD conversion module, signal processing unit and signal transmitting module；
Described power module includes: Voltage stabilizing module, the of short duration energy-storage module being connected with described Voltage stabilizing module and signal processing unit,
Described Voltage stabilizing module receives the electrical energy that described sensor assembly gathers, and the described electrical energy received is converted into available electrical energy, provides electric energy for described AD conversion module, signal processing unit, signal transmitting module；
Described of short duration energy-storage module receives the available electrical energy that described Voltage stabilizing module sends, when described signal processing unit detects that available electrical energy that Voltage stabilizing module provides is lower than default electric energy, enable described of short duration energy-storage module, and make described signal processing unit alert.
2. system according to claim 1, it is characterised in that also include: the base station being connected with described terminal node, the server being connected with described base station,
Described base station is arranged on the shaft tower of described three phase line, receives the running state information that described terminal node sends, and sends described running state information to described server；
Described server receives the running state information that described base station sends, and monitors the running status of described three phase line according to described running state information.
3. system according to claim 1, it is characterised in that described sensor assembly includes: current transformer, temperature sensor.
4. system according to claim 1, it is characterised in that the described information received is carried out process and specifically includes by described signal processing unit: the described information received is encoded, is encrypted.
5. system according to claim 1, it is characterised in that described terminal node is separately positioned on every transmission line of electricity on described three phase line.
6. system according to claim 2, it is characterised in that described base station receives the running state information of described terminal node transmission and specifically includes:
Described base station receives, by wireless network, the running state information that described terminal node sends.
7. system according to claim 6, it is characterised in that described base station receives the running state information that described terminal node sends, and the transmission of described running state information is specifically included to described server:
Described base station receives the running state information that described terminal node sends, and is sent described running state information to described server by electric power wireless private network.
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| CN201310572224.5A CN103576056B (en) | 2013-11-13 | 2013-11-13 | A kind of transmission line of electricity operating state monitoring system |
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| CN201310572224.5A CN103576056B (en) | 2013-11-13 | 2013-11-13 | A kind of transmission line of electricity operating state monitoring system |
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| CN103576056B true CN103576056B (en) | 2016-07-20 |
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| CN104678256B (en) * | 2015-01-29 | 2018-09-14 | 杭州申昊科技股份有限公司 | A kind of distribution line failure on-line monitoring system |
| CN106443337B (en) * | 2016-09-26 | 2019-05-17 | 国网新疆电力公司电力科学研究院 | Transmission line safety early warning system |
| CN107370240A (en) * | 2017-07-18 | 2017-11-21 | 深圳源广安智能科技有限公司 | A kind of aerial power transmission line intelligent monitor system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001004691A (en) * | 1999-06-21 | 2001-01-12 | Furukawa Electric Co Ltd:The | Failure zone locating system |
| CN201673234U (en) * | 2010-05-26 | 2010-12-15 | 西安兴汇电力科技有限公司 | Distribution line single-phase earth fault inspection device |
| CN202261389U (en) * | 2011-05-19 | 2012-05-30 | 天津市翔晟远电力设备实业有限公司 | Power transmission line operation and maintenance routing inspection management information system |
-
2013
- 2013-11-13 CN CN201310572224.5A patent/CN103576056B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001004691A (en) * | 1999-06-21 | 2001-01-12 | Furukawa Electric Co Ltd:The | Failure zone locating system |
| CN201673234U (en) * | 2010-05-26 | 2010-12-15 | 西安兴汇电力科技有限公司 | Distribution line single-phase earth fault inspection device |
| CN202261389U (en) * | 2011-05-19 | 2012-05-30 | 天津市翔晟远电力设备实业有限公司 | Power transmission line operation and maintenance routing inspection management information system |
Non-Patent Citations (1)
| Title |
|---|
| "输电线路状态远程监测***设计";杨威龙等;《北方工业大学学报》;20130930;第25卷(第3期);第24-26页 * |
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Address after: 100070 Times Fortune Tiandi Building, No. 1 Hangfeng Road, Fengtai District, Beijing, 28 Floors Co-patentee after: Beijing Zhongdian Feihua Communications Co.,Ltd. Patentee after: BEIJING GUODIANTONG NETWORK TECHNOLOGY Co.,Ltd. Co-patentee after: STATE GRID CORPORATION OF CHINA Address before: 100070 Times Fortune Tiandi Building, No. 1 Hangfeng Road, Fengtai District, Beijing, 28 Floors Co-patentee before: Beijing Zhongdian Feihua Communications Co.,Ltd. Patentee before: BEIJING GUODIANTONG NETWORK TECHNOLOGY Co.,Ltd. Co-patentee before: State Grid Corporation of China |
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Effective date of registration: 20190522 Address after: 100070 Times Fortune Tiandi Building, No. 1 Hangfeng Road, Fengtai District, Beijing, 28 Floors Co-patentee after: STATE GRID CORPORATION OF CHINA Patentee after: BEIJING GUODIANTONG NETWORK TECHNOLOGY Co.,Ltd. Address before: 100070 Times Fortune Tiandi Building, No. 1 Hangfeng Road, Fengtai District, Beijing, 28 Floors Co-patentee before: Beijing Zhongdian Feihua Communications Co.,Ltd. Patentee before: BEIJING GUODIANTONG NETWORK TECHNOLOGY Co.,Ltd. Co-patentee before: STATE GRID CORPORATION OF CHINA |