CN108306415A - Power transmission line monitoring device for intelligent grid - Google Patents
Power transmission line monitoring device for intelligent grid Download PDFInfo
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- CN108306415A CN108306415A CN201810052502.7A CN201810052502A CN108306415A CN 108306415 A CN108306415 A CN 108306415A CN 201810052502 A CN201810052502 A CN 201810052502A CN 108306415 A CN108306415 A CN 108306415A
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 84
- 238000012806 monitoring device Methods 0.000 title claims abstract description 26
- 230000005611 electricity Effects 0.000 claims abstract description 15
- 238000012545 processing Methods 0.000 claims abstract description 5
- 230000006855 networking Effects 0.000 claims abstract description 4
- 230000008447 perception Effects 0.000 claims abstract description 4
- 241000854291 Dianthus carthusianorum Species 0.000 claims description 75
- 239000002245 particle Substances 0.000 claims description 14
- 230000006870 function Effects 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 5
- 230000003044 adaptive effect Effects 0.000 claims description 4
- 238000005457 optimization Methods 0.000 claims description 4
- 238000012216 screening Methods 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 abstract description 13
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000002028 premature Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
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- 235000013399 edible fruits Nutrition 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/24—Connectivity information management, e.g. connectivity discovery or connectivity update
- H04W40/32—Connectivity information management, e.g. connectivity discovery or connectivity update for defining a routing cluster membership
-
- H02J13/0013—
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0203—Power saving arrangements in the radio access network or backbone network of wireless communication networks
- H04W52/0206—Power saving arrangements in the radio access network or backbone network of wireless communication networks in access points, e.g. base stations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
-
- 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
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
-
- 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
-
- 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
Abstract
The present invention provides the power transmission line monitoring devices for intelligent grid, including power transmission line monitoring device and control centre；The power transmission line monitoring device includes the node of the networking by way of wireless sensor network multi-hop, node includes sensor node and base-station node, sensor node is monitored perception to transmission line of electricity, and the transmission line parameter information of acquisition is sent to base-station node；The base-station node converges the transmission line parameter information that each sensor node is sent, and control centre is forwarded to after being handled；Control centre is used to carry out analyzing processing and display to the transmission line parameter information that base-station node is sent, and alarms in transmission line parameter Information abnormity.The present invention realizes the remote real time monitoring of transmission line of electricity using wireless sensor network technology.
Description
Technical field
The present invention relates to technique field of on-line monitoring of electric transmission line, and in particular to the transmission line of electricity for intelligent grid monitors
Device.
Background technology
As industrialization, Development of China's Urbanization are constantly accelerated, electricity needs sustainable growth, a strong, reliable modernization
Bulk power grid optimizes energy source configuration, has irreplaceable role in a wider context for ensureing national energy security.Build tool
Information-based, digitlization, the intelligent grid for automating feature are the guarantees of safe, reliable, efficient transmission of electricity, are power science development
Direction, be also even more important to the monitoring of power grid.As power Transmission tie transmission line of electricity have large dispersion, distance,
The features such as being difficult to make an inspection tour and safeguard, therefore a urgent job is become to the long-range monitoring of transmission line of electricity.
Invention content
In view of the above-mentioned problems, the present invention is provided to the power transmission line monitoring devices of intelligent grid.
The purpose of the present invention is realized using following technical scheme：
Provide the power transmission line monitoring device for intelligent grid, including power transmission line monitoring device and control centre；
The power transmission line monitoring device includes the node of the networking by way of wireless sensor network multi-hop, and node includes sensor
Node and base-station node, sensor node is monitored perception to transmission line of electricity, and the transmission line parameter information of acquisition is sent out
It send to base-station node；The base-station node converges the transmission line parameter information that each sensor node is sent, and turns after being handled
It is sent to control centre；Control centre is used to carry out analyzing processing and display to the transmission line parameter information that base-station node is sent,
And it alarms in transmission line parameter Information abnormity.
Preferably, the control centre includes data processor and display, the power transmission line which will receive
Road parameter information is compared with the secure threshold of corresponding setting, exports comparison result, and be compared result by display and show
Show.
Beneficial effects of the present invention are：Can real-time remote monitoring overhead transmission line temperature, voltage, electric current, tension etc.
Relevant physical parameter value, avoids the trouble of wiring and monitoring accuracy is high.
Description of the drawings
Using attached drawing, the invention will be further described, but the embodiment in attached drawing does not constitute any limit to the present invention
System, for those of ordinary skill in the art, without creative efforts, can also obtain according to the following drawings
Other attached drawings.
Structural schematic block diagram of Fig. 1 one embodiment of the invention for the power transmission line monitoring device of intelligent grid；
Fig. 2 is the block diagram representation of the control centre of one embodiment of the invention.
Reference numeral：
Power transmission line monitoring device 1, control centre 2, alarm 3, data processor 10, display 20.
Specific implementation mode
The invention will be further described with the following Examples.
Referring to Fig. 1, the power transmission line monitoring device provided in this embodiment for intelligent grid, including transmission line of electricity monitoring
Device 1 and control centre 2.
Power transmission line monitoring device 1 includes the node of the networking by way of wireless sensor network multi-hop, and node includes
Sensor node and base-station node, sensor node are monitored perception to transmission line of electricity, and by the transmission line parameter of acquisition
Information is sent to base-station node.
Base-station node converges the transmission line parameter information that each sensor node is sent, and is forwarded in control after being handled
The heart 2.
The progress analyzing processing of transmission line parameter information and display that control centre 2 is used to send base-station node, and
It alarms when transmission line parameter Information abnormity.
Wherein, the transmission line parameter information includes tension, temperature, the voltage and current of current line.
In one embodiment, as shown in Fig. 2, control centre 2 includes data processor 10 and display 20, at the data
The transmission line parameter information received is compared by reason device 10 with the secure threshold of corresponding setting, output comparison result, and by
Display 20 is compared result and shows.Display 20 is additionally operable to real-time display transmission line parameter information, to for monitoring people
The status information of member's real time inspection transmission line of electricity.
Optionally, power transmission line monitoring device further includes the alarm 3 being connect with data processor 10, when transmission line of electricity is joined
When number information is beyond the corresponding secure threshold set, the data processor 10 drives alarm 3 to alarm.
Wherein, the alarm 30 includes buzzer siren or audible-visual annunciator, and the present embodiment is not construed as limiting this.
The above embodiment of the present invention can real-time remote monitoring overhead transmission line temperature, voltage, electric current, the correlations such as tension
Physical parameter value, avoids the trouble of wiring and monitoring accuracy is high.
In one embodiment, in wireless sensor network Startup time, base-station node carries out cluster to sensor node and draws
Point, it is determined as the sensor node of cluster head, and remaining sensor node is as bunch member node；Bunch member node is for adopting
Collection transmission line parameter information and the cluster head that transmission line parameter information is sent to affiliated cluster；Cluster head is for collecting cluster member section
The transmission line parameter information that point is sent is additionally operable to what the transmission line parameter information that will be collected was communicated by multihop routing between cluster
Mode is forwarded to base-station node.
In one embodiment, base-station node carries out cluster division to sensor node, specifically includes：
(1) base-station node determines the number K of optimal cluster, then runs grain according to the situation of current wireless sensor network
Subgroup optimization algorithm initializes m particle, and each particle includes K candidate cluster head information, is calculated according to fitness function each
The adaptive value of particle after particle cluster algorithm, selects the adaptive optimal control value particle, the K candidate cluster head which includes to be
Alternative cluster head；
Wherein, set fitness function Y as：
In formula, CHa,bIndicate the candidate cluster head CH for including in particle ab, niIt is candidate cluster head CHbSensor in the cluster of place
Node,It is the average value of all the sensors node current remaining in network,It is all candidate cluster head current residuals
The average value of energy, D ((, CHa,b) it is candidate cluster head CHbThe distance between base-station node, D (S, CN) are base-station node and prison
The distance between measured center, λ1、λ2、λ3It is all weight coefficient；
(2) alternative cluster head screening is carried out, if there are the distance between two alternative cluster heads to be less than preset lowest distance value,
The alternative cluster head of wherein current remaining minimum is reverted into general sensor nodes；
(3) using remaining all alternative cluster heads as optimal cluster head, base-station node broadcasts cluster head information to wireless sensing
Device network, for sensor node after the information for the broadcast for receiving base station, the sensor node for becoming cluster head issues a broadcast letter
Breath, non-leader cluster node are added corresponding sub-clustering according to the power for receiving signal, become bunch member node.
The present embodiment is based on particle swarm optimization algorithm and carries out sub-clustering, due to that can control the number of cluster head, to accordingly control
The scale of cluster processed is advantageously implemented uniform sub-clustering.The present embodiment is based on energy and distance factor has reset fitness function,
Optimizing is carried out according to the fitness function of reset, is beneficial to improve the compactedness of sub-clustering, make closer apart from base-station node
Region cluster head number is more, while optimizing the current remaining of cluster head.Further, since being divided based on particle swarm optimization algorithm
Cluster, it is likely that will produce the intensive situation of cluster head, the present embodiment screens alternative cluster head by distance condition, effectively avoids
The occurrence of cluster head is overstocked so that the sub-clustering topology of wireless sensor network is more reasonable, and select residual energy always
It measures more alternative cluster head and serves as final cluster head, this is more advantageous to the equilibrium of network energy, so as to effectively extend transmission of electricity
The work period of line parameter circuit value information collection and transmission improves the stability of power transmission line monitoring device operation, it is ensured that power transmission line
Road parameter information can be transferred to control centre 2 and be handled real-time, to which monitoring personnel can tie according to processing
Fruit takes corresponding precautionary measures in time, ensures transmission line safety work.
In one embodiment, after base-station node carries out cluster division to sensor node, sub-clustering is no longer carried out.Base-station node
Periodically cluster head is detected, if the current remaining of cluster head is less than when bunch member node average energy value, selection is worked as in its cluster
The preceding maximum bunch member node of dump energy is as new cluster head.
The present embodiment continuously serves as mechanism using cluster head, it is possible to reduce chooses the energy that cluster head is consumed in turn.
In one embodiment, base-station node can periodically be moved in the moveable position range of setting, specially：
(1) it sets near the rectangle monitoring area side of base-station node as adjacent side, if a cluster head CHiMeet following item
Part, then by cluster head CHiAlternately position cluster head：
In formula,For cluster head CHiTo the distance of adjacent side, CHjTo remove cluster head CHiOther outer leader cluster nodes, 4 are
Leader cluster node number in network subtracts one, D (CHi,CHj) it is cluster head CHiWith cluster head CHjThe distance between；
(2) if alternatively there are one positioning cluster heads, using the alternative positioning cluster head as positioning cluster head, if alternatively positioning cluster
Head has multiple, chooses the shortest alternative positioning cluster head of distance of adjacent side as positioning cluster head；
(3) position cluster head is set as CHδ, it is at a distance from nearest cluster headWith CHδFor the center of circle,It is drawn for radius
Circle obtains round domain S (CHδ), by circle domain S (CHδ) in subregion on the outside of the monitoring area be set as the removable position
Set range.
Due to cluster head of the present invention by the transmission line parameter information of collection between cluster multihop routing communication by way of forward
To base-station node, although the energy expenditure of each sensor node of network can effectively be balanced, closer to base-station node
The energy expenditure of cluster head is faster, the phenomenon that easy ting produce premature death.For this problem, the present embodiment is provided with base-station node
Position mobile mechanism, the positioning cluster head to meet condition obtain circle domain, finally by the part in circle domain on the outside of monitoring area
Region is set as the moveable position range of base-station node, and base-station node is enable to be moved in the moveable position range periodically
It is dynamic, under the premise of the stability of Logistics networks topological structure, it can be effectively prevented from due to excessively being caused using a certain cluster head
The cluster head premature death, more effectively energy balance improve transmission line parameter information and pass to extend the life cycle of network
Defeated reliability.
In one embodiment, cluster head by the transmission line parameter information of collection between cluster multihop routing communication by way of
It is forwarded to base-station node, is specifically included：
(1) cluster headNext as its at a distance of the shortest cluster head of chosen distance in the closer neighbours' cluster head of base-station node
A relay node,ξ is the leader cluster node number in network；
(2) it sets and is selected as cluster headNext relay node cluster head be CHμIf meeting directly at chain condition, cluster
HeadIt directly establishes and connects with base-station node；If being unsatisfactory for directly into chain condition, cluster headWith CHμCommunication, by the defeated of collection
Electric line parameter information is sent to cluster head CHμ；
It is described direct to be at chain condition：
In formula,For cluster headTo the distance of base-station node, D (S, CHμ) it is cluster head CHμArrive base-station node
Distance,For cluster headWith cluster head CHμThe distance between, T is the fractional threshold of setting, and setting range is
For comparison function, whenWhen,WhenWhen,
In the prior art, leader cluster node is usually at a distance of the shortest cluster of chosen distance in the closer neighbours' cluster head of base-station node
Head is used as its next relay node, until reaching base-station node, to complete the transmission of transmission line parameter information.However,
If only taking the single-stranded process for making it possible to cluster head formation apart from nearest principle, unnecessary energy loss is caused.It is based on
This problem, the present embodiment on the basis of existing technology, improve multi-hop communication mechanism between cluster, by setting directly at chain
Part controls multihop routing into chain process, avoids single-stranded long, advantageously reduces power transmission line monitoring device and joins in transmission line of electricity
Energy consumption in terms of number information collection and transmission so that power transmission line monitoring device is more energy saving.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than the present invention is protected
The limitation of range is protected, although being explained in detail to the present invention with reference to preferred embodiment, those skilled in the art answer
Work as understanding, technical scheme of the present invention can be modified or replaced equivalently, without departing from the reality of technical solution of the present invention
Matter and range.
Claims (6)
1. the power transmission line monitoring device for intelligent grid, characterized in that including power transmission line monitoring device and control centre；
The power transmission line monitoring device includes the node of the networking by way of wireless sensor network multi-hop, and node includes sensor
Node and base-station node, sensor node is monitored perception to transmission line of electricity, and the transmission line parameter information of acquisition is sent out
It send to base-station node；The base-station node converges the transmission line parameter information that each sensor node is sent, and turns after being handled
It is sent to control centre；Control centre is used to carry out analyzing processing and display to the transmission line parameter information that base-station node is sent,
And it alarms in transmission line parameter Information abnormity.
2. the power transmission line monitoring device according to claim 1 for intelligent grid, characterized in that the control centre
Including data processor and display, the data processor is by the safety threshold of the transmission line parameter information received and corresponding setting
Value is compared, and exports comparison result, and be compared result by display and show.
3. the power transmission line monitoring device according to claim 2 for intelligent grid, characterized in that further include and data
The alarm of processor connection, when transmission line parameter information is beyond the corresponding secure threshold set, the data processor
Driving alarm is alarmed.
4. being used for the power transmission line monitoring device of intelligent grid according to claim 1-3 any one of them, characterized in that described
Transmission line parameter information includes tension, temperature, the voltage and current of current line.
5. being used for the power transmission line monitoring device of intelligent grid according to claim 1-3 any one of them, characterized in that in nothing
Line sensor network Startup time, base-station node carry out cluster division to sensor node, are determined as the sensor node of cluster head,
And remaining sensor node is as bunch member node；Bunch member node is for acquiring transmission line parameter information and by power transmission line
Road parameter information is sent to the cluster head of affiliated cluster；Cluster head is used to collect the transmission line parameter information of bunch member node transmission, also
For the transmission line parameter information of collection to be forwarded to base-station node by way of multihop routing communication between cluster.
6. the power transmission line monitoring device according to claim 5 for intelligent grid, characterized in that base-station node is to passing
Sensor node carries out cluster division, specifically includes：
(1) base-station node determines the number K of optimal cluster, then runs population according to the situation of current wireless sensor network
Optimization algorithm initializes m particle, and each particle includes K candidate cluster head information, and each particle is calculated according to fitness function
Adaptive value, after particle cluster algorithm, select adaptive optimal control value particle, the K candidate cluster head which includes as alternative
Cluster head；
Wherein, set fitness function Y as：
In formula, CHA, bIndicate the candidate cluster head CH for including in particle ab, niIt is candidate cluster head CHbSensor node in the cluster of place,It is the average value of all the sensors node current remaining in network,It is all candidate cluster head current remainings
Average value, D (S, CHA, b) it is candidate cluster head CHbThe distance between base-station node, D (S, CN) is base-station node and monitoring center
The distance between, λ1、λ2、λ3It is all weight coefficient；
(2) alternative cluster head screening is carried out, if there are the distance between two alternative cluster heads to be less than preset lowest distance value, by it
The alternative cluster head of middle current remaining minimum reverts to general sensor nodes；
(3) using remaining all alternative cluster heads as optimal cluster head, base-station node broadcasts cluster head information to wireless sensor network
Network, for sensor node after the information for the broadcast for receiving base station, the sensor node for becoming cluster head issues a broadcast message, non-
Corresponding sub-clustering is added according to the power for receiving signal in leader cluster node, becomes bunch member node.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810052502.7A CN108306415A (en) | 2018-01-19 | 2018-01-19 | Power transmission line monitoring device for intelligent grid |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810052502.7A CN108306415A (en) | 2018-01-19 | 2018-01-19 | Power transmission line monitoring device for intelligent grid |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109103992A (en) * | 2018-10-24 | 2018-12-28 | 深圳美特优科技有限公司 | Transmission line of electricity applied to smart grid reliably monitors system in real time |
| CN109120456A (en) * | 2018-09-06 | 2019-01-01 | 江苏佳源科技有限公司 | Controller switching equipment state intelligent monitoring system |
| CN109470307A (en) * | 2018-11-08 | 2019-03-15 | 广州源贸易有限公司 | A kind of power transmission line monitoring system of real-time intelligent |
| CN111490597A (en) * | 2020-06-16 | 2020-08-04 | 广州路昌科技有限公司 | Accurate early warning's electric wire netting transmission line safety early warning system |
| CN114125985A (en) * | 2021-11-18 | 2022-03-01 | 国网冀北电力有限公司电力科学研究院 | Communication network and communication method suitable for power transmission line sensing system |
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| CN103200598A (en) * | 2013-04-25 | 2013-07-10 | 青岛农业大学 | Wireless sensor network clustering method based on particle swarm optimization |
| CN107576873A (en) * | 2017-09-13 | 2018-01-12 | 潘金文 | Grid power transmission circuit intelligent monitor system |
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| CN102118881A (en) * | 2009-12-31 | 2011-07-06 | 深圳先进技术研究院 | Monitoring device of overhead transmission lines and monitoring method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109120456A (en) * | 2018-09-06 | 2019-01-01 | 江苏佳源科技有限公司 | Controller switching equipment state intelligent monitoring system |
| CN109103992A (en) * | 2018-10-24 | 2018-12-28 | 深圳美特优科技有限公司 | Transmission line of electricity applied to smart grid reliably monitors system in real time |
| CN109470307A (en) * | 2018-11-08 | 2019-03-15 | 广州源贸易有限公司 | A kind of power transmission line monitoring system of real-time intelligent |
| CN109470307B (en) * | 2018-11-08 | 2020-12-18 | 深圳市深鹏达电网科技有限公司 | Real-time intelligent power transmission line monitoring system |
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| CN114125985A (en) * | 2021-11-18 | 2022-03-01 | 国网冀北电力有限公司电力科学研究院 | Communication network and communication method suitable for power transmission line sensing system |
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Application publication date: 20180720 |