CN108683450A - A kind of Synergistic method holding disconnected satellite network and power private network late based on appearance - Google Patents
A kind of Synergistic method holding disconnected satellite network and power private network late based on appearance Download PDFInfo
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- CN108683450A CN108683450A CN201810461135.6A CN201810461135A CN108683450A CN 108683450 A CN108683450 A CN 108683450A CN 201810461135 A CN201810461135 A CN 201810461135A CN 108683450 A CN108683450 A CN 108683450A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18513—Transmission in a satellite or space-based system
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0677—Localisation of faults
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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
- 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
Abstract
The invention discloses a kind of based on the Synergistic method for holding appearance is disconnected late satellite network and power private network, including：It detects and judges whether current power private network breaks down；If then obtaining failure road section information and effective transit node and corresponding target satellite node being calculated in conjunction with electric power data transmission path；Electric power data is sent in the first satellite node；All satellite nodes for comparing the first satellite node and entering in the satellite node communication range are sent to probability to target satellite node, and electric power data is sent in the satellite node for being sent to maximum probability；Above-mentioned iterative process is repeated, is sent in target satellite node until by electric power data；After electric power data is sent to effective transit node by target satellite node, it is sent in destination node by effective transit node.The application can realize the transmission of electric power data safety and stability when power communication caused by natural calamity or other accidents occur is interrupted, and improve the ability that powerline network resists disaster.
Description
Technical field
The present invention relates to power communication correlative technology fields, particularly relate to a kind of satellite network and electricity disconnected based on slow appearance is held
The Synergistic method of power private network.
Background technology
In the early period of power communication development, satellite communication was once applied to small range in power scheduling production, but by
Satellite communication is influenced the features such as conventional satellite communication system propagation delay time is long, transmission rate is small, earth station's construction period is long to exist
Popularization and application in electric system, the appearance with communication modes such as fiber optic communication, carrier communications and growing maturation, carrier wave
Communication and fiber optic communication are applied to electric system on a large scale, and communication of power system construction neck is then exited rapidly in satellite communication
Domain.
However, natural calamity can cause to have more interruption of optical cables, wide area communications are caused to stop, such case is commonplace.
For the communication requirement for meeting under local natural calamity and emergency circumstances, reinforce protecting supplying in natural calamity, great political activity
The mobile emergency command communication support ability of electricity solves command centres at different levels and is got in touch with emergent live telecommunication, builds satellite
Communication system seems very urgent.
Namely during realizing the application, inventor has found that the prior art at least has following technical problem：Currently
Power communication mode be difficult to meet effective transmission of electric power data when natural calamity occurs.
Invention content
In view of this, a kind of based on the association for holding appearance is disconnected late satellite network and power private network it is an object of the invention to propose
Same method can realize that electric power data is steady safely when power communication caused by natural calamity or other accidents occur is interrupted
Fixed transmission improves the ability that powerline network resists disaster.
It is provided by the invention a kind of based on the collaborative party for holding appearance is disconnected late satellite network and power private network based on above-mentioned purpose
Method, including：
It detects and judges whether the transmission of current power private network breaks down；
If the transmission of current power private network is broken down, the road section information to break down in current power private network and knot are obtained
Effective transit node and corresponding target satellite node is calculated in the transmission path of electric power data to be transmitted before being fated；Its
In, effective transit node is the node that can be communicated to connect with destination node；The target satellite node is can be with institute
State the satellite node of effective transit node communication connection；
Electric power data is sent in the first satellite node nearest with present node；Wherein, present node is that electric power is special
The power private network node being transmitted to when not breaking down in net；
Compare first satellite node and enters all satellite nodes in the satellite node communication range to mesh
Mark satellite node is sent to probability, and electric power data is sent to described be sent in the satellite node of maximum probability；
Above-mentioned iteration comparison procedure is repeated, sends electric power data in target satellite node until；
After electric power data is sent to effective transit node by target satellite node, mesh is sent to by effective transit node
It marks in node.
Optionally, the satellite network includes at least geostationary orbit satellite and low-orbit satellite；Wherein, describedly
Ball satellite is used to cover the geostationary region of the satellite and is responsible for Message Processing and the forwarding of satellite network；It is described
Low-orbit satellite is used to increase the coverage rate of satellite network, and coordinates with the geostationary orbit satellite, realizes satellite network
Message Processing and forwarding.
Optionally, the electric power data is carried out data transmission in satellite network by way of storing and forwarding；It is described to deposit
Storage forwards each to receive the data copy that the satellite node of electric power data preserves the electric power data.
Optionally, in satellite network, satellite node carries out electric power data transmission and further includes before：
Classification processing is carried out to power business data in advance so that all electric power datas are accompanied with a grade distinguishing label；
It detects the congestion situation of present satellites network and judges that present satellites network whether there is congestion；
If there are congestions for present satellites network, according to the subsidiary grade distinguishing label of electric power data to be transmitted, according to preferential
The sequence of grade from high to low carries out the transmission of electric power data；
Otherwise, electric power data is normally sent.
Optionally, graphic service, streaming media service and the priority of data service in the power business data by
High to Low sequence.
Optionally, in satellite network, satellite node receives electric power data and further includes before：
The caching temporary situation in present satellites node is detected, judges whether present node is in congestion state；
If so, carrying out comprehensive analysis according to the time of the electric power data copy preserved in present node and grade distinguishing label
And the integrated ordered of electric power data copy is obtained, it is corresponding to abandon the electric power data copy to sort rearward and receive electric power data；
Otherwise, electric power data is directly received.
Optionally, described the step of effective transit node is calculated, further includes：
Current power data transfer path is judged based on the road section information to break down in current power private network, is obtained
To there is the section interrupted in current power data transfer path；
Reversely recalled based on destination node, the corresponding transit node that can reach destination node is calculated；
Considered based on satellite communication cost and efficiency, chooses some transit node or destination node as effective transfer
Node.
Optionally, effective transit node will be chosen to be apart from farthest transit node with destination node.
From the above it can be seen that provided by the invention hold cooperateing with for disconnected satellite network and power private network based on holding late
Method, by being detected to electric power patent transmission fault and accordingly combining the transmission path of current power data that can obtain
Effective transit node of destination node and corresponding target satellite node can be reached, so that electric power data can pass through
The continuous forwarding of satellite system is ultimately routed in effective transit node and subsequent destination node.In addition, the application in order to
Efficiency of transmission and stability of the electric power data in satellite system are improved, communication is carried out by the way of being sent to probability and comparing and is sentenced
Disconnected, based on different satellite nodes in satellite system, there are the continually changing trend of relative position, and then can make electric power data
Constantly close to target satellite node, also electric power data can be transferred in effective transit node faster.Therefore, the application
The biography of electric power data safety and stability can be realized when power communication caused by natural calamity or other accidents occur is interrupted
It is defeated, improve the ability that powerline network resists disaster.
Description of the drawings
Fig. 1 is provided by the invention based on the Synergistic method one embodiment for holding appearance is disconnected late satellite network and power private network
Flow chart；
Fig. 2 is the constellation structures schematic diagram of satellite network provided by the invention；
Fig. 3 is the structural schematic diagram of satellite network provided by the invention and power private network communication for coordination；
Fig. 4 is hierarchical transmission principle schematic of the business based on congestion in satellite network provided by the invention；
Fig. 5 is the flow chart that satellite node provided by the invention sends electric power data based on congestion state；
Fig. 6 is the flow chart that satellite node provided by the invention receives electric power data based on congestion state；
Fig. 7 is another implementation of the Synergistic method of the satellite network and power private network provided by the invention for being held late based on appearance and being broken
The flow chart of example.
Specific implementation mode
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific embodiment, and reference
Attached drawing, the present invention is described in more detail.
It should be noted that all statements for using " first " and " second " are for differentiation two in the embodiment of the present invention
The non-equal entity of a same names or non-equal parameter, it is seen that " first " " second " only for the convenience of statement, does not answer
It is interpreted as the restriction to the embodiment of the present invention, subsequent embodiment no longer illustrates this one by one.
The application, which is directed to existing power private network, can not carry out asking for efficient communication when there is natural calamity or failure
Topic, proposition is a kind of to be combined satellite network with power private network to overcome the scheme of drawbacks described above.Wherein, present inventor examines
Satellite communication system is considered with its unique advantage, and the insensitivity especially adjusted the distance can be flexibly and easily a wide range of straight
The arbitrary website in connection satellite coverage is jumped, and ground satellite station is unrelated with place region complicated landform situation, it is especially suitable
Together in being used in comprehensive metropolitan complicated geography, landform, electromagnetic environment, there is incomparable excellent of other communication modes
Gesture.Therefore, the application thinks communication technology of satellite can be utilized to build maneuverability, safe and reliable, rationally distributed, moderate scale
Power emergency command communications system, mobile communication means are provided in increase for oneself, whole to promote reply natural calamity, disposition burst thing
Emergency communication ability needed for part, guarantee occasion.
But the satellite network that number of nodes is less, satellite node caching is restricted is different from traditional network, many feelings
It often cannot be satisfied the primary condition for keeping communication linkage under condition, have the following problems：Without reliablely and stablely end to end connection；
The form that data transmission can only one by one be transmitted by node and node carries out；Higher, connection that there is also delays simultaneously in network
It frequently interrupts, the problem that data transmission rate is relatively low；And the spatial cache of communication equipment energy and node it is limited the features such as.It faces
This kind of extreme Web vector graphic environment, in conventional internet widely used ICP/IP protocol be faced with it is prodigious challenge and
Impact, including numerous conventional network protocols, researcher have studied a large amount of conventional routing protocols, have passed through a large amount of modification and
After update, it still can not fully be suitable for this new extremely limited network.The application thinks to be based on holding to hold late to break
Network specially designs a set of protocol architecture made to measure for such network.Wherein, delay-disruption tolerant network is with uniqueness
Keeping transmission mechanism, the reliability of limited network communication can be greatly improved, the physics that can preferably adapt to limited network is special
Point and environmental factor carry out network communication.Since delay-disruption tolerant network can allow between communication node there are discontinuity connection,
And support to run in the case where node resource is limited, frequent interruption of high time delay, link etc. can be well adapted to for tradition
Very unfavorable transmission conditions for network, adapt to the transmission request message of satellite network.
Shown in referring to Fig.1, to be provided by the invention based on the Synergistic method for holding appearance is disconnected late satellite network and power private network
The flow chart of one embodiment.As seen from the figure, described based on the Synergistic method packet for holding appearance is disconnected late satellite network and power private network
It includes：
Step S1 is detected and is judged whether the transmission of current power private network breaks down；First, it is based on the application and uses satellite
Network realizes cooperative transmission with the mode that power private network is combined, and therefore, the communication environment of the application includes at least multilayer satellite
The different nodes in substation namely power private network in network and power private network, wherein：Multilayer satellite network, for connecing
The data that are sent by substation carry out data service classification, according to data priority and network congestion, select data
Transmission path, and send the data to purpose substation；Substation, for being transmitted or sending to data and select to close
Suitable transmission path.
Further, it is the constellation structures schematic diagram of satellite network provided by the invention with reference to shown in Fig. 2.The multilayer is defended
StarNet's network includes at least geostationary orbit satellite (GEO) and low-orbit satellite (LEO).Wherein, the geostationary orbit
Satellite is used to cover the geostationary region of the satellite and is responsible for Message Processing and the forwarding of satellite network；The low-orbit satellite
Because closer apart from the earth, postpone to star shorter, therefore is widely used in satellite communication system, for increasing satellite network
Coverage rate, and coordinate with the geostationary orbit satellite, realize Message Processing and the forwarding of satellite network.It can also be in satellite
Middle carrying atomic clock improves positioning accuracy for determining Perfect Time with this.
It is the structural schematic diagram of satellite network provided by the invention and power private network communication for coordination with reference to shown in Fig. 3.By scheming
It is found that substation ground electrical power private network in order when, pass through ground communication；In ground electrical power private network failure, nothing is caused
In the case that method transmits electrical network business, the transmission mode to be cooperated with Beidou satellite system using ground electrical power private network, according to ground
The case where power private network, to satellite network transmission data, passes through satellite communication for coordination.
Step S2 obtains the section broken down in current power private network if the transmission of current power private network is broken down
Information simultaneously combines that effective transit node is calculated in the transmission path of current electric power data to be transmitted and corresponding target is defended
Star node；Wherein, effective transit node is the node that can be communicated to connect with destination node；The target satellite node is
It can be with the satellite node of effective transit node communication connection；In this way, on the one hand can be when there is transmission fault, it will be electric
Force data is transmitted by satellite network, on the other hand, additionally it is possible to obtain accordingly scheduled target satellite node and effectively in
Trochanterion, and then electric power data can be quickly transferred in target substation node.
Electric power data is sent in the first satellite node nearest with present node by step S3；Wherein, present node is
The power private network node being transmitted to when not breaking down in power private network；First satellite node is covering present node
Satellite node.
Step S4, first satellite node and enters all satellite sections in the satellite node communication range
Electric power data is sent to described be sent in the satellite node of maximum probability by point to the probability that is sent to of target satellite node；It is based on
The application using between multilayer satellite network namely satellite communication network or node location be with time not short change
, cause some satellite node not short at any time will to be in communication with each other from other different satellite nodes in this way, therefore consider
To the limitation of satellite communication, it is necessary to still be sent to probability to carry out the transmission of electric power data.Here, due to the change of satellite network
Change is expected, therefore different be sent to generally can be calculated accordingly based on the variation of different satellite node tracks
Rate, and be sent to probability existing algorithm can be used and be calculated.In this way, can electric power data more rapidly be passed through satellite
In network transmission to target satellite node, efficiency of transmission and quality are improved.
Step S5 repeats above-mentioned iteration comparison procedure, sends electric power data in target satellite node until；
Step S6 after electric power data is sent to effective transit node by target satellite node, passes through effective transit node
It is sent in destination node.
It should be noted that the electric power data is carried out data transmission in satellite network by way of storing and forwarding；
The storage forwards each to receive the data copy that the satellite node of electric power data preserves the electric power data.It is based on
Satellite network has larger limitation, so the application proposes to make the electric power in satellite network in such a way that storage forwards
Data realize reliable and stable transmission.
It is by above-described embodiment it is found that herein described based on the collaborative party for holding appearance is disconnected late satellite network and power private network
Method, by being detected to electric power patent transmission fault and accordingly combining the transmission path of current power data that can obtain energy
Effective transit node up to destination node and corresponding target satellite node are got at, so that electric power data can be by defending
The continuous forwarding of star system is ultimately routed in effective transit node and subsequent destination node.In addition, the application is in order to carry
Efficiency of transmission and stability of the high electric power data in satellite system, carry out communication judgement by the way of being sent to probability and comparing,
Based on different satellite nodes in satellite system, there are the continually changing trend of relative position, and then can so that electric power data is continuous
Close to target satellite node, also electric power data can be transferred in effective transit node faster.Therefore, the application can
When power communication caused by natural calamity or other accidents occur is interrupted, realizes the transmission of electric power data safety and stability, carry
High powerline network resists the ability of disaster.
In the application some optional embodiments, referring to Figure 5, congestion is based on for satellite node provided by the invention
State sends the flow chart of electric power data.Obtaining satellite node progress electric power data transmission further includes before：
Step S11 carries out classification processing to power business data in advance so that all electric power datas are accompanied with rank mark
Label；Limitation is received based on caching in satellite network, therefore in order to ensure that congestion is not present in transmission, is needed to business namely electric power number
According to carrying out classification processing, so that when transmission, can accordingly be transmitted based on different priority, can either ensure network
In general, and the excessive delay of significant data will not be caused.
Optionally, graphic service, streaming media service and the priority of data service in the power business data by
High to Low sequence.
Step S12 detects the congestion situation of present satellites network and judges that present satellites network whether there is congestion；
Step S13, if present satellites network there are congestion, according to the subsidiary grade distinguishing label of electric power data to be transmitted,
The transmission of electric power data is carried out according to the sequence of priority from high to low；
Otherwise step S14 normally sends electric power data.
Further, with reference to figure 4 it is found that usually the case where congestion occur more for GEO satellite, therefore, preferentially it is based on GEO satellite
Whether congestion is judged, if GEO satellite node congestion, then can utilize LEO satellite node-node transmission, conversely, then can profit
With GEO satellite node-node transmission.
In the application other optional embodiments, with reference to shown in Fig. 6, it is based on gathering around for satellite node provided by the invention
Plug-like state receives the flow chart of electric power data.It obtains in satellite network, satellite node receives electric power data and further includes before：
Step S21 detects the caching temporary situation in present satellites node, judges whether present node is in congestion shape
State；
Step S22, if so, being carried out according to the time of the electric power data copy preserved in present node and grade distinguishing label
Comprehensive analysis simultaneously obtains the integrated ordered of electric power data copy, corresponding to abandon the electric power data copy to sort rearward and receive electricity
Force data；
Otherwise step S23 directly receives electric power data.
In this way, the judgement by satellite node to own cache, can ensure that satellite node can have enough cachings
Receive electric power data, and if there are congestions, then can come discarded part according to the storage time or priority of electric power data
Divided data.
In the application some optional embodiments, described the step of effective transit node is calculated, further includes：
Current power data transfer path is judged based on the road section information to break down in current power private network, is obtained
To there is the section interrupted in current power data transfer path；
Reversely recalled based on destination node, the corresponding transit node that can reach destination node is calculated；
Considered based on satellite communication cost and efficiency, chooses some transit node or destination node as effective transfer
Node.Preferably, effective transit node will be chosen to be apart from farthest transit node with destination node.In this way, can utilize
Satellite network solves the problems, such as power private network communication disruption, and can in time be transferred data to not by effective transit node
In the power private network of failure, data transmission efficiency and security and stability are improved.
Therefore, the scheme that the application proposes, in the case where satellite constellation and power private network cover substation simultaneously, network
In most of business be transmitted from power private network, satellite communication can be used as emergency guarantee and alternate communication channels, on ground
When torus network cannot achieve transmission or high ground network transmission cost, using world communication for coordination.The present invention can be effectively
The interruption for preventing power private network information from transmitting, so that it is guaranteed that the data of power private network realize real-time Transmission.
With reference to shown in Fig. 7, to be provided by the invention based on the Synergistic method for holding appearance is disconnected late satellite network and power private network
The flow chart of another embodiment.As seen from the figure, when the power private network in ground is there are when difficult communication the latter's link down,
It then in satellite network, will by comparing be sent in data transmission to the satellite node being connect with current transformer substation node
Mode up to probability constantly transfers data to purpose satellite, namely target satellite node corresponding with effective transit node.Together
When in order to solve the congestion problems in satellite communication, the application before satellite carries out data transmission, by congestion judgement come with
And the priority based on electric power data is transmitted, and in order to solve the congestion problems of satellite node itself, is needed to satellite node
The data of middle storage are ranked up according to life span and priority, then abandon the electric power number which freshness is low, grade is low
According to can ensure that there is satellite node enough cachings to receive the electric power data of other satellite nodes transmission in this way.
Those of ordinary skills in the art should understand that：The discussion of any of the above embodiment is exemplary only, not
It is intended to imply that the scope of the present disclosure (including claim) is limited to these examples；Under the thinking of the present invention, above example
Or can also be combined between the technical characteristic in different embodiments, step can be realized with random order, and be existed such as
Many other variations of the different aspect of the upper present invention, for simplicity, they are not provided in details.
In addition, to simplify explanation and discussing, and in order not to obscure the invention, it can in the attached drawing provided
To show or can not show that the well known power ground with integrated circuit (IC) chip and other components is connect.Furthermore, it is possible to
Device is shown in block diagram form, to avoid obscuring the invention, and this has also contemplated following facts, i.e., about this
The details of the embodiment of a little block diagram arrangements is the platform that height depends on to implement the present invention (that is, these details should
It is completely within the scope of the understanding of those skilled in the art).Detail (for example, circuit) is being elaborated to describe the present invention's
In the case of exemplary embodiment, it will be apparent to those skilled in the art that can be in these no details
In the case of or implement the present invention in the case that these details change.Therefore, these descriptions should be considered as explanation
Property rather than it is restrictive.
Although having been incorporated with specific embodiments of the present invention, invention has been described, according to retouching for front
It states, many replacements of these embodiments, modifications and variations will be apparent for those of ordinary skills.Example
Such as, other memory architectures (for example, dynamic ram (DRAM)) can use discussed embodiment.
The embodiment of the present invention be intended to cover fall within the broad range of appended claims it is all it is such replace,
Modifications and variations.Therefore, all within the spirits and principles of the present invention, any omission, modification, equivalent replacement, the improvement made
Deng should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of based on the Synergistic method for holding appearance is disconnected late satellite network and power private network, which is characterized in that including：
It detects and judges whether the transmission of current power private network breaks down；
If the transmission of current power private network is broken down, obtains the road section information to break down in current power private network and combine and work as
Effective transit node and corresponding target satellite node is calculated in the transmission path of preceding electric power data to be transmitted；Wherein,
Effective transit node is the node that can be communicated to connect with destination node；The target satellite node is can have with described
Imitate the satellite node of transit node communication connection；
Electric power data is sent in the first satellite node nearest with present node；Wherein, present node is in power private network
The power private network node being transmitted to when not breaking down；
All satellite nodes for comparing first satellite node and entering in the satellite node communication range are defended to target
Star node is sent to probability, and electric power data is sent to described be sent in the satellite node of maximum probability；
Above-mentioned iteration comparison procedure is repeated, sends electric power data in target satellite node until；
After electric power data is sent to effective transit node by target satellite node, target section is sent to by effective transit node
Point in.
2. according to the method described in claim 1, it is characterized in that, the satellite network includes at least geostationary orbit satellite
And low-orbit satellite；Wherein, the geostationary orbit satellite is for covering the geostationary region of the satellite and being responsible for defending
The Message Processing of StarNet's network and forwarding；The low-orbit satellite is used to increase the coverage rate of satellite network, and quiet with the earth
Only orbiter coordinates, and realizes Message Processing and the forwarding of satellite network.
3. according to the method described in claim 1, it is characterized in that, the electric power data is forwarded in satellite network by storing
Mode carry out data transmission；The storage forwarding preserves the electric power each to receive the satellite node of electric power data
The data copy of data.
4. according to the method described in claim 3, it is characterized in that, in satellite network, satellite node carries out electric power data hair
Further include before sending：
Classification processing is carried out to power business data in advance so that all electric power datas are accompanied with a grade distinguishing label；
It detects the congestion situation of present satellites network and judges that present satellites network whether there is congestion；
If present satellites network is there are congestion, according to the subsidiary grade distinguishing label of electric power data to be transmitted, according to priority by
High to Low sequence carries out the transmission of electric power data；
Otherwise, electric power data is normally sent.
5. according to the method described in claim 4, it is characterized in that, graphic service, Streaming Media in the power business data
Business and the priority of data service sort from high to low.
6. according to the method described in claim 3, it is characterized in that, in satellite network, satellite node receive electric power data it
Before further include：
The caching temporary situation in present satellites node is detected, judges whether present node is in congestion state；
If so, carrying out comprehensive analysis according to the time of the electric power data copy preserved in present node and grade distinguishing label and obtaining
It is corresponding to abandon the electric power data copy to sort rearward and receive electric power data to the integrated ordered of electric power data copy；
Otherwise, electric power data is directly received.
7. according to the method described in claim 1, it is characterized in that, described the step of effective transit node is calculated also wrap
It includes：
Current power data transfer path is judged based on the road section information to break down in current power private network, is worked as
There is the section interrupted in preceding electric power data transmission path；
Reversely recalled based on destination node, the corresponding transit node that can reach destination node is calculated；
Considered based on satellite communication cost and efficiency, chooses some transit node or destination node as effectively middle trochanter
Point.
8. the method according to the description of claim 7 is characterized in that by being chosen to be apart from farthest transit node with destination node
Effective transit node.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111865777A (en) * | 2020-06-16 | 2020-10-30 | 南京华盾电力信息安全测评有限公司 | Wind power remote centralized control center emergency communication system and deployment method thereof |
| CN112929071A (en) * | 2021-01-21 | 2021-06-08 | 国网安徽省电力有限公司 | Electric power field data transmission method based on Beidou third-generation short message communication and virtual private network |
| CN113709580A (en) * | 2021-08-26 | 2021-11-26 | 中国联合网络通信集团有限公司 | Content delivery network system |
| CN115086150A (en) * | 2022-05-31 | 2022-09-20 | 阿里巴巴（中国）有限公司 | Disaster recovery control system |
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| CN115086150B (en) * | 2022-05-31 | 2023-12-29 | 阿里巴巴（中国）有限公司 | Disaster recovery control system |
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