CN104155577A - Information transmission control system and method based on overhead line wireless fault indicator - Google Patents
Information transmission control system and method based on overhead line wireless fault indicator Download PDFInfo
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- CN104155577A CN104155577A CN201410391964.3A CN201410391964A CN104155577A CN 104155577 A CN104155577 A CN 104155577A CN 201410391964 A CN201410391964 A CN 201410391964A CN 104155577 A CN104155577 A CN 104155577A
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Abstract
The invention relates to an information transmission control system and a method based on an overhead line wireless fault indicator. The system comprises a public network fore-placed computer, a data concentrator and a wireless fault indicator arranged on the overhead line. The wireless fault indicator arranged on the overhead line is connected onto the data concentrator by adopting a wireless cascade mode; the data concentrator is connected with the public network fore-placed computer in a wireless mode; and the public network fore-placed computer is connected with a power distribution network master station via a physical isolation device. the method comprises steps: the wireless fault indicator detects remote signaling displacement and telemetering information in the line and the remote signaling displacement and the telemetering information are uploaded to the public network fore-placed computer; and the public network fore-placed computer is matched with the power distribution network master station for realizing steps of overhead line fault information distribution and real-time telemetering information monitoring. The system and the method of the invention are reasonable, overhead line fault information distribution and real-time telemetering information monitoring function can be realized in a wireless channel transmission mode, and service application needs by the wireless fault indicator can be met.
Description
Technical field
The invention belongs to Distribution Automation Technology field, especially a kind of communication control system and method based on overhead transmission line wireless malfunction indicator.
Background technology
Power distribution network is as last link of electrical power trans mission/distribution system, and it is closely related with quality and reliability for electricity consumption that it realizes the degree of robotization, and the stability of power distribution network and reliability will directly have influence on power supply quality and the common people evaluation to power supply enterprise.At present, China is not implementing distribution network automated region, and yardman is still facing to the blind tune of wiring diagram.After distribution network line breaks down, mainly rely on artificial line walking looking up the fault point, due to reasons such as overhead transmission line complex structure, circuit are grown, line walking road conditions are not good, need to spend the plenty of time in localization of fault.In the time of distribution network automated construction, if adopt traditional optical cable channel directly to adopt mode, construction and maintenance cost are high, and are difficult for setting up on the overhead transmission line of mountain area.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of reasonable in design, fault detect speed fast and construction and low communication control system and the method based on overhead transmission line wireless malfunction indicator of maintenance cost.
The present invention solves its technical matters and takes following technical scheme to realize:
A kind of communication control system based on overhead transmission line wireless malfunction indicator, comprise public network front end processor, data concentrator and be arranged on the wireless malfunction indicator on overhead transmission line, the wireless malfunction indicator being arranged on overhead transmission line adopts the mode of wireless cascade to be connected on data concentrator, this data concentrator is connected with public network front end processor by wireless mode, and this public network front end processor is connected with distribution network master station by physical isolation apparatus.
And described data concentrator is connected by 433M wireless network with wireless malfunction indicator.
And described data concentrator is connected with the mode that electric power wireless private network combines by GPRS wireless public network with public network front end processor.
Based on a communication control method for overhead transmission line wireless malfunction indicator, comprise the following steps:
Remote signalling displacement and telemetry intelligence (TELINT) in step 1, wireless malfunction pointer detection circuit, be sent to data concentrator through 433M wireless network, and data concentrator will be given public network front end processor by GPRS wireless network and electric power wireless private network in the data after gathering; Its data after treatment are sent to distribution network master station by public network front end processor;
Step 2, distribution network master station resolution file form real time data and carry out analyzing and processing, thereby realize, overhead transmission line failure message distributes and the real time monitoring function of telemetry intelligence (TELINT).
And the communication process of public network front end processor and data concentrator comprises the following steps:
(1) link establishment process: after Physical layer is set up, public network front end processor is initiated link request, reseting procedure, then data concentrator is initiated link request, is maintained the power-balance of system:
(2) always call together, to time process: after link establishment success, public network front end processor is carried out and is always called together, then within every 30 minutes, carries out and once always calls together, carried out every 60 minutes to time message, when always call together or to time procedure failure after, reenter link establishment process;
(3) heartbeat message: after link establishment success, public network front end processor exceedes any message of not receiving slave station for 5 minutes, sends heartbeat message, and data concentrator need be replied confirmation; In 5 seconds, do not receive confirmation message when public network front end processor, retransmit heartbeat message, if do not receive yet confirmation message after retransmitting 3 times, reenter link establishment process;
(4) remote signalling displacement: data concentrator, in the time remote signalling displacement being detected, will be delivered to public network front end processor in remote signalling displacement information;
(5) remote measurement processing: when data concentrator detects failure message, will deliver to public network front end processor in the telemetry in failure message; Public network front end processor is responded confirmation message after receiving remote measurement message.
And described public network front end processor adopts active/standby mode and receives the data of data concentrator with balance 101 stipulations, and imports distribution network master station with the form of text into by reverse physical isolation apparatus.
Advantage of the present invention and good effect are:
1, the present invention is reasonable in design, realized the real time monitoring function of the distribution of overhead distribution failure message and telemetry intelligence (TELINT) by wireless channel transmission mode, meet wireless malfunction indicator service application demand, solve the blind tune problem of yardman to 10kV overhead transmission line, to advancing the application of overhead transmission line power distribution automation to there is realistic meaning.
2, the present invention adopts wireless channel transmission mode, has not only ensured user's power supply reliability, and can effectively save and build and maintenance cost, and easily on the overhead transmission line of mountain area, sets up.
Brief description of the drawings
Fig. 1 is system connection diagram of the present invention;
Fig. 2 is transmission control procedures schematic diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the embodiment of the present invention is further described:
A kind of communication control system based on overhead transmission line wireless malfunction indicator, as shown in Figure 1, comprise public network front end processor, GPRS wireless public network, electric power wireless private network, data concentrator, 433M wireless network and be arranged on the wireless malfunction indicator on overhead transmission line.The present embodiment describes as an example of 10KV overhead transmission line example.The wireless malfunction indicator being arranged on 10KV overhead transmission line adopts the mode of wireless cascade to be connected on data concentrator by 433M wireless network, data concentrator is connected and is connected with public network front end processor by wireless GPRS wireless public network, electric power wireless private network, and this public network front end processor is connected with distribution network master station by physical isolation apparatus.
Wireless malfunction indicator is responsible for even-order harmonic component in large current failure in detection line and circuit, and in the time there is large current failure, initiatively sends the fault data in circuit to data concentrator outside station.Data concentrator is responsible for the wireless malfunction indicator data of a certain section in circuit and is collected work, after the fault of data concentrator location, initiatively sends data to public network front end processor.Public network front end processor and distribution network master station, WEB server form power distribution automation platform, and public network front end processor is linked in power distribution automation platform by forward and reverse spacer assembly; Public network front end processor adopts active/standby mode, after wireless malfunction indicator data parsing that its reception data concentrator gathers, by public network front end processor, data after treatment is sent to distribution network master station and processes.
A kind of communication control method based on overhead transmission line wireless malfunction indicator, adopt wireless telecommunications control mode that preposition public network front end processor and wireless malfunction indicator are combined, make distribution network master station and the long distance wireless fault detector can secure communication, realize by remote signalling, remote mode that overhead distribution failure message distributes and the real time monitoring function of telemetry intelligence (TELINT).This transfer control method comprises the following steps:
Remote signalling displacement and telemetry intelligence (TELINT) in wireless malfunction pointer detection circuit in step 1, installation overhead transmission line, be sent to data concentrator through 433M wireless network, data concentrator will be given public network front end processor by GPRS wireless network and electric power wireless private network in the data after gathering; Public network front end processor is sent to distribution network master station by its data after treatment and processes.
As shown in Figure 2, in this step, the communication process of public network front end processor and data concentrator comprises the following steps:
(1) link establishment process
After Physical layer is set up, public network front end processor is initiated link request, reseting procedure, and then data concentrator is initiated link request, maintained the power-balance of system.
(2) always call together, to time process
After each link establishment success, public network front end processor is carried out and is always called together, and execution in every 30 minutes afterwards is once always called together.And every 60 minutes carry out to time message.Always call together after (to time) procedure failure, reenter link establishment process.
(3) heartbeat message
After link establishment success, public network front end processor exceedes any message of not receiving slave station for 5 minutes, sends heartbeat message, and data concentrator need be replied confirmation.In 5 seconds, do not receive confirmation message when public network front end processor, retransmit heartbeat message, if do not receive yet confirmation message after retransmitting 3 times, reenter link establishment process.
(4) remote signalling displacement
Data concentrator, in the time remote signalling displacement being detected, will be delivered to public network front end processor in remote signalling displacement information in time.Data concentrator can not be removed this record before the confirmation message of receiving public network front end processor, unless overflowed.
(5) remote measurement processing
When data concentrator detects failure message, real-time will deliver to public network front end processor in the telemetry in failure message.Public network front end processor is responded confirmation message after receiving remote measurement message.
In this step, public network front end processor adopts active/standby mode to realize the processing of public network data receiver, communication protocol balance 101 stipulations, and import distribution network master station with the form of text into by reverse physical isolation apparatus.
Step 2, distribution network master station resolution file form real time data, and take specific data processing measure, ensure that data, by the requirement of real-time in reverse physical isolation apparatus situation, realize the real time monitoring function of the distribution of 10KV overhead distribution failure message and telemetry intelligence (TELINT).
It is emphasized that; embodiment of the present invention is illustrative; instead of determinate; therefore the present invention includes and be not limited to the embodiment described in embodiment; every other embodiments that drawn by those skilled in the art's technical scheme according to the present invention, belong to the scope of protection of the invention equally.
Claims (6)
1. the communication control system based on overhead transmission line wireless malfunction indicator, it is characterized in that: comprise public network front end processor, data concentrator and be arranged on the wireless malfunction indicator on overhead transmission line, the wireless malfunction indicator being arranged on overhead transmission line adopts the mode of wireless cascade to be connected on data concentrator, this data concentrator is connected with public network front end processor by wireless mode, and this public network front end processor is connected with distribution network master station by physical isolation apparatus.
2. the communication control system based on overhead transmission line wireless malfunction indicator according to claim 1, is characterized in that: described data concentrator is connected by 433M wireless network with wireless malfunction indicator.
3. the communication control system based on overhead transmission line wireless malfunction indicator according to claim 1, is characterized in that: described data concentrator is connected with the mode that electric power wireless private network combines by GPRS wireless public network with public network front end processor.
4. a control method for system as described in claims 1 to 3 any one, is characterized in that: comprise the following steps:
Remote signalling displacement and telemetry intelligence (TELINT) in step 1, wireless malfunction pointer detection circuit, be sent to data concentrator through 433M wireless network, and data concentrator will be given public network front end processor by GPRS wireless network and electric power wireless private network in the data after gathering; Its data after treatment are sent to distribution network master station by public network front end processor;
Step 2, distribution network master station resolution file form real time data and carry out analyzing and processing, thereby realize, overhead transmission line failure message distributes and the real time monitoring function of telemetry intelligence (TELINT).
5. the communication control method based on overhead transmission line wireless malfunction indicator according to claim 4, is characterized in that: the communication process of public network front end processor and data concentrator comprises the following steps:
(1) link establishment process: after Physical layer is set up, public network front end processor is initiated link request, reseting procedure, then data concentrator is initiated link request, is maintained the power-balance of system:
(2) always call together, to time process: after link establishment success, public network front end processor is carried out and is always called together, then within every 30 minutes, carries out and once always calls together, carried out every 60 minutes to time message, when always call together or to time procedure failure after, reenter link establishment process;
(3) heartbeat message: after link establishment success, public network front end processor exceedes any message of not receiving slave station for 5 minutes, sends heartbeat message, and data concentrator need be replied confirmation; In 5 seconds, do not receive confirmation message when public network front end processor, retransmit heartbeat message, if do not receive yet confirmation message after retransmitting 3 times, reenter link establishment process;
(4) remote signalling displacement: data concentrator, in the time remote signalling displacement being detected, will be delivered to public network front end processor in remote signalling displacement information;
(5) remote measurement processing: when data concentrator detects failure message, will deliver to public network front end processor in the telemetry in failure message; Public network front end processor is responded confirmation message after receiving remote measurement message.
6. the communication control method based on overhead transmission line wireless malfunction indicator according to claim 4, it is characterized in that: described public network front end processor adopts active/standby mode and receives the data of data concentrator with balance 101 stipulations, and imports distribution network master station with the form of text into by reverse physical isolation apparatus.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410391964.3A CN104155577A (en) | 2014-08-11 | 2014-08-11 | Information transmission control system and method based on overhead line wireless fault indicator |
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| CN201410391964.3A CN104155577A (en) | 2014-08-11 | 2014-08-11 | Information transmission control system and method based on overhead line wireless fault indicator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106707101A (en) * | 2016-12-09 | 2017-05-24 | 云南电力试验研究院(集团)有限公司 | Distribution network operating state monitoring device with four-remote function |
| CN109637107A (en) * | 2019-01-29 | 2019-04-16 | 北京盈拓润达电气科技有限公司 | A kind of information transmission system and method |
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| JPH06105485A (en) * | 1992-09-24 | 1994-04-15 | San'eisha Mfg Co Ltd | Power distribution line fault monitoring system and monitor |
| WO2006078869A2 (en) * | 2005-01-19 | 2006-07-27 | Cannon Technologies, Inc. | Remote fault monitoring in power lines |
| CN103607042A (en) * | 2013-07-17 | 2014-02-26 | 国电南瑞科技股份有限公司 | Power distribution network fault processing method for suburb long overhead line-oriented fault indicator |
| CN103645417A (en) * | 2013-11-27 | 2014-03-19 | 国家电网公司 | Pure internet access-prepositioned data acquisition method |
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2014
- 2014-08-11 CN CN201410391964.3A patent/CN104155577A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06105485A (en) * | 1992-09-24 | 1994-04-15 | San'eisha Mfg Co Ltd | Power distribution line fault monitoring system and monitor |
| WO2006078869A2 (en) * | 2005-01-19 | 2006-07-27 | Cannon Technologies, Inc. | Remote fault monitoring in power lines |
| CN103607042A (en) * | 2013-07-17 | 2014-02-26 | 国电南瑞科技股份有限公司 | Power distribution network fault processing method for suburb long overhead line-oriented fault indicator |
| CN103645417A (en) * | 2013-11-27 | 2014-03-19 | 国家电网公司 | Pure internet access-prepositioned data acquisition method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106707101A (en) * | 2016-12-09 | 2017-05-24 | 云南电力试验研究院(集团)有限公司 | Distribution network operating state monitoring device with four-remote function |
| CN109637107A (en) * | 2019-01-29 | 2019-04-16 | 北京盈拓润达电气科技有限公司 | A kind of information transmission system and method |
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Address after: 300010 Tianjin city Hebei District Wujing Road No. 39 Applicant after: State Grid Corporation of China Applicant after: State Grid Tianjin Electric Power Company Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant before: State Grid Corporation of China Applicant before: State Grid Tianjin Electric Power Company |
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Application publication date: 20141119 |
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