CN105722144A - Communication method and system of power transmission line online monitoring data - Google Patents
Communication method and system of power transmission line online monitoring data Download PDFInfo
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- CN105722144A CN105722144A CN201610061402.1A CN201610061402A CN105722144A CN 105722144 A CN105722144 A CN 105722144A CN 201610061402 A CN201610061402 A CN 201610061402A CN 105722144 A CN105722144 A CN 105722144A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 138
- 230000005540 biological transmission Effects 0.000 title claims abstract description 64
- 238000004891 communication Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000004220 aggregation Methods 0.000 claims abstract description 110
- 230000002776 aggregation Effects 0.000 claims abstract description 110
- 230000005611 electricity Effects 0.000 claims description 36
- 230000011218 segmentation Effects 0.000 claims description 18
- 230000013011 mating Effects 0.000 claims description 9
- 230000004931 aggregating effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 5
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- 238000010276 construction Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/06—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information
- H04W28/065—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information using assembly or disassembly of packets
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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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 provides a communication method and system of power transmission line online monitoring data. The method comprises following steps of arranging terminal monitoring nodes and an aggregation node on a power transmission line; collecting current monitoring data of the power transmission line; aggregating the monitoring data into aggregation node data; sending the aggregation node data to a monitoring master station; receiving the aggregation node data by the monitoring master station; and monitoring in real time. The system comprises the terminal monitoring nodes, the aggregation node, remote substation nodes and the monitoring master station which communicate mutually in a 5.8G wireless special network. According to the method and the system provided by the invention, the data transmission accuracy and reliability can be improved; illegal access of nodes out of the network is effectively prevented; the high bandwidth demand of image video monitoring is satisfied; and moreover, the problem that the network transmission reliability is low is solved.
Description
Technical field
The present invention relates to wireless broadband communication technical field, be specifically related to communication means and the system of a kind of transmission line of electricity online monitoring data.
Background technology
Transmission line equipment condition monitoring system is the important technical realizing the management of power transmission and transformation equipment state operating maintenance, lifting power transmission and transformation professional production operational management lean level.System realizes the real-time perception of all kinds of power transmission and transforming equipment running status by various sensor technologies, wide-area communication and the information processing technology, monitors that early warning, analyzing and diagnosing and assessment are predicted.Along with State Grid Corporation of China's construction " the last one three is excellent " Modern Corporation and strategic the quickly propelling of strong intelligent grid, adopting technological means to improve electric power netting safe running level becomes the inexorable trend of modernization power network development.Transmission line of electricity on-line monitoring is as extremely important ingredient in country's intelligent grid engineering, be realize national grid reliable, safety, economy, efficiently, the Main Means of environmental friendliness target, to improving electric power safety operation level further, there is very positive meaning.
At present, the many employings of transmission line of electricity on-line monitoring are based on wireless 3G (WCDMA) technology of public network, but but there is a lot of problem in actual applications, as 3G network overlay area exists blind area, the on-line monitoring equipment being wirelessly transferred cannot be disposed in some remote districts, part has covered the region of 3G network, and to there is signal not strong, it is impossible to completes the situation of actual monitored demand.Additionally by the restriction of the uplink bandwidth of network of 3G technology own, the definition that video is supported is poor, can only support that low bandwidth is applied, and is difficult to provide smooth high-definition video monitoring service, and adopting wireless public network that campus network will occur always, especially big bandwidth demand down-off expense will sharply increase.In Information Security, all data of wireless public network all pass through carrier network, add data transmission link, and real-time is poor, the problem that there is also data security risk.
Summary of the invention
In view of this, the communication means of a kind of transmission line of electricity online monitoring data provided by the invention and system, the method and system improve accuracy and the reliability of data transmission；Effectively prevent the illegal access of non-net interior nodes；Also the problem solving network transmission reliability difference while meeting image/video monitoring high bandwidth requirements.
It is an object of the invention to be achieved through the following technical solutions:
The communication means of a kind of transmission line of electricity online monitoring data, described communication means carries out in 5.8G wireless private network, and described method comprises the steps:
Step 1. arranges terminal monitoring node and aggregation node on transmission line of electricity；
Step 2. gathers the Monitoring Data that described transmission line of electricity is current；
Described monitoring convergence is aggregation node data by step 3., and described aggregation node data are sent to monitoring main website；
Master station described in step 4. receives described aggregation node data and carries out monitor in real time.
Preferably, described step 1 includes:
Transmission line of electricity is divided into multiple section by 1-1.；
1-2. arranges terminal monitoring node and aggregation node on multiple power transmission tower bars of each described section.
Preferably, described step 2 includes:
The each described terminal monitoring node of 2-1. gathers the Monitoring Data that described transmission line of electricity is current；
Described Monitoring Data is sent to described aggregation node by each described terminal monitoring node of 2-2..
4, the method for claim 1, it is characterised in that described step 3 includes:
Aggregation node described in 3-1. receives the described Monitoring Data that each described terminal monitoring node sends；
Described Monitoring Data is converged by aggregation node described in 3-2., obtains the aggregation node data of each described section；
Described aggregation node data are sent to long-range transformer station node by aggregation node described in 3-3.；
Described in 3-4., described aggregation node data are sent to master station by long-range transformer station node.
A kind of communication system of transmission line of electricity online monitoring data, described system includes the terminal monitoring node, aggregation node, long-range transformer station node, long-range transformer station node and the master station that intercom mutually in 5.8G wireless private network, and described terminal monitoring node and aggregation node are arranged on the multiple power transmission tower bars in transmission line of electricity section；
Described terminal monitoring node is for gathering the Monitoring Data that described transmission line of electricity is current, and sends described Monitoring Data to described aggregation node；
Described aggregation node is for receiving the described Monitoring Data that each described terminal monitoring node sends, and sends to long-range transformer station node after described Monitoring Data being converged；
Described long-range transformer station node is for being sent to master station by described aggregation node data；
Described master station is for receiving and aggregation node data described in monitor in real time.
Preferably, described terminal monitoring node is provided with image or video monitoring harvester, collection sensor unit, terminal data message segmentation module, terminal data message scrambler interpolation module and terminal address sending module；
Described image or video monitoring harvester are used for gathering present image or video information；
Described collection sensor unit includes temperature acquisition sensor, humidity collection sensor and rain collection sensor, and described temperature acquisition sensor, humidity collection sensor and rain collection sensor gather current temperature, humidity and rainfall value respectively；
Described terminal data message segmentation module splits the current terminal monitoring data gathered for the Split Index according to terminal monitoring node, obtains multiple terminal monitoring packet；
Described terminal data message scrambler adds module for multiple terminal monitoring packets apply the scrambler of terminal monitoring node；
Described terminal address sending module is for gathering MAC and the IP address of present terminal monitor node, and sends to described aggregation node.
Preferably, described aggregation node includes converging data message segmentation module, converging data message scrambler interpolation module, aggregation node matching module and aggregation node address sending module；
Described convergence data message segmentation module, for the monitoring data after convergence being split according to the Split Index of aggregation node, obtains multiple convergence supervision packet；
Described convergence data message scrambler adds module for multiple described convergence supervision packet apply the scrambler of aggregation node；
Described aggregation node matching module, for MAC and the IP address of the present terminal monitor node received prestoring with this locality terminal monitoring node M AC and IP address is mated, if not mating, then sends error information；
Described aggregation node address sending module, for gathering MAC and the IP address of current aggregation node, is sent to described transformer station node.
Preferably, described terminal monitoring node and aggregation node are equipped with RS232, RS485 and FE interface；
Described terminal monitoring node RS232 and RS485 interface to the temperature current to the transmission of described aggregation node, humidity and rainfall value, described terminal monitoring the node current image of described FE interface collection and image information；
Described aggregation node RS232 and RS485 receives described temperature, humidity and rainfall value.
Preferably, described long-range transformer station includes substation data message segmentation module, substation data message scrambler adds module, transformer station's node matching module and transformer station's node address sending module；
Described substation data message segmentation module, for the aggregation node data of each section being split according to the Split Index of transformer station's node, obtains multiple supervisory control of substation packet；
Described substation data message scrambler adds module for multiple supervisory control of substation packets apply the scrambler of transformer station's node；
MAC and the IP address of the current aggregation node received is prestored aggregation node MAC by described transformer station node matching module with this locality and IP address is mated, if not mating, then sends error information；
Described transformer station node address sending module is used in MAC and the IP address of collection current transformer substation node, and sends to described master station.
Preferably, described master station is provided with master station node matching module；
Described master station node matching module, for MAC and the IP address of the current remote transformer station node received prestoring with this locality transformer station node M AC and IP address is mated, if not mating, then sends error information.
From above-mentioned technical scheme it can be seen that the invention provides the communication means of a kind of transmission line of electricity online monitoring data and system, method by arranging terminal monitoring node and aggregation node on transmission line of electricity；Gather the Monitoring Data that transmission line of electricity is current；It is aggregation node data by monitoring convergence, and aggregation node data are sent to monitoring main website；Master station receives aggregation node data and carries out monitor in real time.System includes the terminal monitoring node, aggregation node, long-range transformer station node, long-range transformer station node and the master station that intercom mutually in 5.8G wireless private network.The method and system that the present invention proposes improve accuracy and the reliability of data transmission；Effectively prevent the illegal access of non-net interior nodes；Also the problem solving network transmission reliability difference while meeting image/video monitoring high bandwidth requirements.With immediate prior art ratio, technical scheme provided by the invention has following excellent effect:
1, in technical scheme provided by the present invention, transmission line online monitoring system aloft transmits data and loads special scrambler, and the IP datagram literary composition of standard is divided into 64,128,256 byte particular data packet transmission, improves accuracy and the reliability of data transmission.
2, technical scheme provided by the present invention, nodes at different levels arrange corresponding address and send and matching module, effectively prevent the illegal access of non-net interior nodes.
3, technical scheme provided by the present invention, using 5.8G wireless private network as being embodied as network, the problem also solving network transmission reliability difference while meeting image/video monitoring high bandwidth requirements.
4, technical scheme provided by the invention, is widely used, and has significant Social benefit and economic benefit.
Accompanying drawing explanation
Fig. 1 is the flow chart of the communication means of a kind of transmission line of electricity online monitoring data of the present invention；
Fig. 2 be the present invention communication means in the schematic flow sheet of step 1；
Fig. 3 be the present invention communication means in the schematic flow sheet of step 2；
Fig. 4 be the present invention communication means in the schematic flow sheet of step 3；
Fig. 5 is the schematic diagram of the terminal in communication system monitor node of a kind of transmission line of electricity online monitoring data of the present invention；
Fig. 6 be a kind of transmission line of electricity online monitoring data of the present invention communication system in the schematic diagram of aggregation node；
Fig. 7 is the schematic diagram of the communication system medium-long range transformer station of a kind of transmission line of electricity online monitoring data 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 embodiments of the 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.
As it is shown in figure 1, the present invention provides the communication means of a kind of transmission line of electricity online monitoring data, communication means carries out in 5.8G wireless private network, comprises the steps:
Step 1. arranges terminal monitoring node and aggregation node on transmission line of electricity；
Step 2. gathers the Monitoring Data that transmission line of electricity is current；
Monitoring convergence is aggregation node data by step 3., and aggregation node data are sent to monitoring main website；
Step 4. master station receives aggregation node data and carries out monitor in real time.
As in figure 2 it is shown, step 1 includes:
Transmission line of electricity is divided into multiple section by 1-1.；
1-2. arranges terminal monitoring node and aggregation node on multiple power transmission tower bars of each section.
As it is shown on figure 3, step 2 includes:
2-1. each terminal monitoring node gathers the Monitoring Data that transmission line of electricity is current；
Monitoring Data is sent to aggregation node by each terminal monitoring node of 2-2..
As shown in Figure 4, step 3 includes:
3-1. aggregation node receives the Monitoring Data that each terminal monitoring node sends；
Monitoring Data is converged by 3-2. aggregation node, obtains the aggregation node data of each section；
Aggregation node data are sent to long-range transformer station node by 3-3. aggregation node；
Aggregation node data are sent to master station by 3-4. long-range transformer station node.
The present invention provides the communication system of a kind of transmission line of electricity online monitoring data, system includes the terminal monitoring node, aggregation node, long-range transformer station node, long-range transformer station node and the master station that intercom mutually in 5.8G wireless private network, and terminal monitoring node and aggregation node are arranged on the multiple power transmission tower bars in transmission line of electricity section；
Terminal monitoring node is for gathering the Monitoring Data that transmission line of electricity is current, and sends Monitoring Data to aggregation node；
Aggregation node is for receiving the Monitoring Data that each terminal monitoring node sends, and sends to long-range transformer station node after Monitoring Data being converged；
Long-range transformer station node is for being sent to master station by aggregation node data；
Master station is for receiving and monitor in real time aggregation node data.
As it is shown in figure 5, terminal monitoring node is provided with image or video monitoring harvester, collection sensor unit, terminal data message segmentation module, terminal data message scrambler interpolation module and terminal address sending module；
Image or video monitoring harvester are used for gathering present image or video information；
Gather sensor unit and include temperature acquisition sensor, humidity collection sensor and rain collection sensor, and temperature acquisition sensor, humidity collection sensor and rain collection sensor gather current temperature, humidity and rainfall value respectively；
Terminal data message segmentation module splits the current terminal monitoring data gathered for the Split Index according to terminal monitoring node, obtains multiple terminal monitoring packet；
Terminal data message scrambler adds module for multiple terminal monitoring packets apply the scrambler of terminal monitoring node；
Terminal address sending module is for gathering MAC and the IP address of present terminal monitor node, and sends to aggregation node.
As shown in Figure 6, aggregation node includes converging data message segmentation module, converging data message scrambler interpolation module, aggregation node matching module and aggregation node address sending module；
Converge data message segmentation module for the monitoring data after convergence being split according to the Split Index of aggregation node, obtain multiple convergence supervision packet；
Converge data message scrambler and add module for multiple convergence supervision packet being applied the scrambler of aggregation node；
Aggregation node matching module, for MAC and the IP address of the present terminal monitor node received prestoring with this locality terminal monitoring node M AC and IP address is mated, if not mating, then sends error information；
Aggregation node address sending module, for gathering MAC and the IP address of current aggregation node, is sent to transformer station's node.
Wherein, terminal monitoring node and aggregation node are equipped with RS232, RS485 and FE interface；
Terminal monitoring node RS232 and RS485 interface to the temperature current to aggregation node transmission, humidity and rainfall value, image that terminal monitoring node FE interface collection is current and image information；
Aggregation node RS232 and RS485 receives temperature, humidity and rainfall value.
As it is shown in fig. 7, remotely transformer station includes substation data message segmentation module, substation data message scrambler adds module, transformer station's node matching module and transformer station's node address sending module；
Substation data message segmentation module, for the aggregation node data of each section being split according to the Split Index of transformer station's node, obtains multiple supervisory control of substation packet；
Substation data message scrambler adds module for multiple supervisory control of substation packets apply the scrambler of transformer station's node；
MAC and the IP address of the current aggregation node received is prestored aggregation node MAC by transformer station's node matching module with this locality and IP address is mated, if not mating, then sends error information；
Transformer station's node address sending module is used in MAC and the IP address of collection current transformer substation node, and sends to master station.
Wherein, master station is provided with master station node matching module；
Master station node matching module, for MAC and the IP address of the current remote transformer station node received prestoring with this locality transformer station node M AC and IP address is mated, if not mating, then sends error information.
Above example is only in order to illustrate that technical scheme is not intended to limit; although the present invention being described in detail with reference to above-described embodiment; the specific embodiment of the present invention still can be modified or equivalent replacement by those of ordinary skill in the field; and these without departing from any amendment of spirit and scope of the invention or equivalent are replaced, within the claims of its present invention all awaited the reply in application.
Claims (10)
1. the communication means of a transmission line of electricity online monitoring data, it is characterised in that described communication means carries out in 5.8G wireless private network, described method comprises the steps:
Step 1. arranges terminal monitoring node and aggregation node on transmission line of electricity；
Step 2. gathers the Monitoring Data that described transmission line of electricity is current；
Described monitoring convergence is aggregation node data by step 3., and described aggregation node data are sent to monitoring main website；
Master station described in step 4. receives described aggregation node data and carries out monitor in real time.
2. the method for claim 1, it is characterised in that described step 1 includes:
Transmission line of electricity is divided into multiple section by 1-1.；
1-2. arranges terminal monitoring node and aggregation node on multiple power transmission tower bars of each described section.
3. the method for claim 1, it is characterised in that described step 2 includes:
The each described terminal monitoring node of 2-1. gathers the Monitoring Data that described transmission line of electricity is current；
Described Monitoring Data is sent to described aggregation node by each described terminal monitoring node of 2-2..
4. the method for claim 1, it is characterised in that described step 3 includes:
Aggregation node described in 3-1. receives the described Monitoring Data that each described terminal monitoring node sends；
Described Monitoring Data is converged by aggregation node described in 3-2., obtains the aggregation node data of each described section；
Described aggregation node data are sent to long-range transformer station node by aggregation node described in 3-3.；
Described in 3-4., described aggregation node data are sent to master station by long-range transformer station node.
5. the communication system of a transmission line of electricity online monitoring data, it is characterized in that, described system includes the terminal monitoring node, aggregation node, long-range transformer station node, long-range transformer station node and the master station that intercom mutually in 5.8G wireless private network, and described terminal monitoring node and aggregation node are arranged on the multiple power transmission tower bars in transmission line of electricity section；
Described terminal monitoring node is for gathering the Monitoring Data that described transmission line of electricity is current, and sends described Monitoring Data to described aggregation node；
Described aggregation node is for receiving the described Monitoring Data that each described terminal monitoring node sends, and sends to long-range transformer station node after described Monitoring Data being converged；
Described long-range transformer station node is for being sent to master station by described aggregation node data；
Described master station is for receiving and aggregation node data described in monitor in real time.
6. system as claimed in claim 5, it is characterized in that, described terminal monitoring node is provided with image or video monitoring harvester, collection sensor unit, terminal data message segmentation module, terminal data message scrambler interpolation module and terminal address sending module；
Described image or video monitoring harvester are used for gathering present image or video information；
Described collection sensor unit includes temperature acquisition sensor, humidity collection sensor and rain collection sensor, and described temperature acquisition sensor, humidity collection sensor and rain collection sensor gather current temperature, humidity and rainfall value respectively；
Described terminal data message segmentation module splits the current terminal monitoring data gathered for the Split Index according to terminal monitoring node, obtains multiple terminal monitoring packet；
Described terminal data message scrambler adds module for multiple terminal monitoring packets apply the scrambler of terminal monitoring node；
Described terminal address sending module is for gathering MAC and the IP address of present terminal monitor node, and sends to described aggregation node.
7. system as claimed in claim 5, it is characterised in that described aggregation node includes converging data message segmentation module, converging data message scrambler interpolation module, aggregation node matching module and aggregation node address sending module；
Described convergence data message segmentation module, for the monitoring data after convergence being split according to the Split Index of aggregation node, obtains multiple convergence supervision packet；
Described convergence data message scrambler adds module for multiple described convergence supervision packet apply the scrambler of aggregation node；
Described aggregation node matching module, for MAC and the IP address of the present terminal monitor node received prestoring with this locality terminal monitoring node M AC and IP address is mated, if not mating, then sends error information；
Described aggregation node address sending module, for gathering MAC and the IP address of current aggregation node, is sent to described transformer station node.
8. system as claimed in claim 5, it is characterised in that be equipped with RS232, RS485 and FE interface on described terminal monitoring node and aggregation node；
Described terminal monitoring node RS232 and RS485 interface to the temperature current to the transmission of described aggregation node, humidity and rainfall value, described terminal monitoring the node current image of described FE interface collection and image information；
Described aggregation node RS232 and RS485 receives described temperature, humidity and rainfall value.
9. system as claimed in claim 5, it is characterised in that described long-range transformer station includes substation data message segmentation module, substation data message scrambler adds module, transformer station's node matching module and transformer station's node address sending module；
Described substation data message segmentation module, for the aggregation node data of each section being split according to the Split Index of transformer station's node, obtains multiple supervisory control of substation packet；
Described substation data message scrambler adds module for multiple supervisory control of substation packets apply the scrambler of transformer station's node；
MAC and the IP address of the current aggregation node received is prestored aggregation node MAC by described transformer station node matching module with this locality and IP address is mated, if not mating, then sends error information；
Described transformer station node address sending module is used in MAC and the IP address of collection current transformer substation node, and sends to described master station.
10. system as claimed in claim 5, it is characterised in that be provided with master station node matching module in described master station；
Described master station node matching module, for MAC and the IP address of the current remote transformer station node received prestoring with this locality transformer station node M AC and IP address is mated, if not mating, then sends error information.
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