CN104993987B - The adapted electricity service data transmission method and device of dual network - Google Patents
The adapted electricity service data transmission method and device of dual network Download PDFInfo
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Abstract
The present invention relates to the adapted electricity service data transmission methods and device of a kind of dual network, this method sets different service priority and transmission security coefficient by the type of service to distribution business datum, it selects weight and network selection preliminary ruling value to calculate network and select decision value in conjunction with network, network is calculated according to the service priority of adapted electric industry business and transmission security coefficient and selects weight.The service priority and transmission security coefficient that this method makes adapted electric industry be engaged in become one of the parameter for influencing network selection, during network selection, select decision value and the comparison result of the threshold value of the type of service that first network or the second network is selected to be transmitted according to network, therefore, it is contemplated that the needs of different service types, it is transmitted according to the network of the type of service selection adaptation of adapted electric industry business, to reasonably arrange Internet resources, effectively utilizes Internet resources.
Description
Technical field
The present invention relates to field of network transmission, a kind of adapted electricity service data transmission method more particularly to dual network and
Device.
Background technique
TD-LTE common network refers to the civilian TD-LTE mobile communications network of mobile communication carrier's operation, while
The TD-LTE mobile communications network built on public frequency band including some industry units.These mobile communications networks are generally all gathered around
There is sufficient band width in physical resource, frequency point is distributed on the high bands such as 1.8G, 2.4G, 2.6G, and the terminal ecosystem is mature, for
LTE rapid development plays the important and pivotal role.
TD-LTE private electric power refers to that it is special to be deployed in 230MHz electric power towards the business demand for matching electricity consumption side and transmission side
It is the wide covering for the customization of power consumer depth, high security, large capacity, efficient TD-LTE wirelessly special with authorized spectrum band
Net system.Meanwhile electric power WiMAX LTE230 system can be disposed directly in 230MHz electric power specific authorisation frequency range, meet country
Policy is transformed to the technology upgrading of low-frequency range.Electric power WiMAX LTE230 system has electricity consumption in power industry main support business
Information collection, transmission line of electricity monitoring, distribution automation, load control system, emergency video, speedily carry out rescue work commander etc..And LTE230 system
With wide covering, large capacity, high security, high efficiency, highly reliable, frequency spectrum is adaptable, disposes and extend the advantages such as smooth.
Electric power WiMAX LTE230 system works in 230MHz frequency range, and compared with TD-LTE public frequency band, signal is propagated
Apart from farther, diffracting power is stronger.In addition, electric power WiMAX LTE230 system uses more efficient terminal transmitter technology
With highly sensitive receiver technology, greatly improve system coverage capabilities, it can be achieved that a wide range of high quality wireless coverage.Electricity
Power WiMAX LTE230 system dense city covering radius up to 3 kilometers, the covering radius in open area reaches 30
Kilometer.Electric power WiMAX LTE230 system guarantees whole terminal real-time onlines, shared resource in design, and terminal is having data
Dynamic allocation of resources when transmission.Meanwhile by reduced signaling process, overhead is reduced, guarantees that system real-time support magnanimity is whole
End.Support the terminal of thousands of a real-time onlines in the every logic district of system.Due to single base station accommodate terminal quantity increase, deployment and
Construction cost significantly reduces.
Electric power automation of distributive net communication has the characteristics that multiple spot, dispersion, the amount of communication data of every bit are less.To reduce
Investment, optimization channel design are usually forwarded the data of the distribution terminal in a region nearby with electronic station using one, matched
Electronic station is generally located on electric substation, in switching station.However fibre optic installations are not only construction period to what each node faced
Problem long, cost of investment is big, it is less obvious individually to lay optical fiber economic benefit for outlying district.And TD-LTE230
Communication system only need to install dedicated wireless communication terminal in the equipment of distribution automation, it can realize that distribution main website data are adopted
The extension function such as the basic functions such as collection and monitoring and electrical network analysis application.
One of most important reliability transmission for being ensuring that power business in power distribution network, the network selection of current heterogeneous network
Technology be all based on each alternative network select probability it is almost the same under conditions of carry out, and have ignored current double LTE nets
In network technology, bandwidth resources, the transmittability of double nets be not reciprocity, safety is not reciprocity, cost conditions not to the problems such as, e.g., LTE
Common network is sufficient relative to the bandwidth resources of LTE private electric power, can accommodate the transmission of large-data operation；LTE common network
The upper information comprising a variety of industry units is transmitted, and LTE private electric power is to be deployed in 230MHz electric power specific authorisation frequency range, tool
There is the features such as high security, high efficiency, the use of LTE common network is to want certain cost overhead, but LTE private electric power is
Country gives the specific authorisation frequency range of electric power, the cost overhead of no Web vector graphic, if each alternative network of network selection selects concept
It is almost the same, then cannot consider each alternative network the characteristics of, cannot effectively utilize network, be easy to cause Internet resources
Waste.
Summary of the invention
Based on this, it is necessary to offer can efficiently use Internet resources dual network adapted electricity service data transmission method
And device.
A kind of adapted electricity service data transmission method of dual network, comprising:
Receive the adapted electricity business datum that electric power acquisition terminal is sent；
According to the adapted electricity business datum received, identifies the corresponding type of service of business datum and determine type of service
Service priority and transmission security coefficient；
Network, which is calculated, according to service priority and transmission security coefficient selects weight；
The network for calculating adapted electricity business datum selects preliminary ruling value；
Preliminary ruling value and network selection weight calculation network is selected to select decision value according to network；
Comparing cell selects the size of the corresponding threshold value of decision value and type of service；
First network or the second network are selected according to comparison result；
By the network of selection to master station transmission adapted electricity business datum.
A kind of adapted electricity business data transmission device of dual network, including network selection judging module and network selection control
Module,
Network selects judging module, comprising:
First receiving unit, for receiving the adapted electricity business datum of electric power acquisition terminal transmission；
Recognition unit, for according to the adapted electricity business datum received, the corresponding type of service of identification business datum to be simultaneously
Determine the service priority and transmission security coefficient of type of service；
First computing unit selects weight for calculating network according to service priority and transmission security coefficient；
Second computing unit, the network for calculating adapted electricity business datum select preliminary ruling value；
Third computing unit, for selecting preliminary ruling value and network selection weight calculation network selection judgement according to network
Value；
Comparing unit selects the size of the corresponding threshold value of decision value and type of service for comparing cell；
Selecting unit selects first network or the second network for the comparison result according to comparing unit；Network selection control
Molding block includes:
Transmission unit, for by the network of selection to master station transmission adapted electricity business datum.
The adapted electricity service data transmission method of the dual network is set different by the type of service to distribution business datum
Service priority and transmission security coefficient, in conjunction with network select weight and network selection preliminary ruling value calculate network selection
Decision value calculates network according to the service priority of adapted electric industry business and transmission security coefficient and selects weight.This method makes to match
The service priority and transmission security coefficient of electricity consumption business become one of the parameter for influencing network selection, in the mistake of network selection
Cheng Zhong selects decision value and the comparison result of the threshold value of type of service selection first network or the second network to carry out according to network
Transmission, therefore, it is contemplated that the needs of different service types, according to the network of the type of service selection adaptation of adapted electric industry business
It is transmitted, to reasonably arrange Internet resources, effectively utilizes Internet resources.
Detailed description of the invention
Fig. 1 is a kind of flow chart of the adapted electricity service data transmission method of the dual network of embodiment；
Fig. 2 is the partial process view of the adapted electricity service data transmission method of the dual network of another embodiment；
The flow chart of the adapted electricity service data transmission method of Fig. 3 another embodiment dual network；
Fig. 4 is the model reference figure of power business reliability transmission agreement (PDRTP)；
Fig. 5 is that the electric power acquisition terminal of power business reliability transmission agreement (PDRTP) sends the structure chart of protocol entity；
Fig. 6 is the structure chart of data center of the main website feedback protocols body of power business reliability transmission agreement (PDRTP)；
Fig. 7 is the interaction diagrams of power business reliability transmission agreement (PDRTP)；
Fig. 8 is a kind of flow chart for calculating network and selecting preliminary ruling value of embodiment；
Fig. 9 is a kind of module map of the device of the adapted electricity service data transmission method of the dual network of embodiment；
Figure 10 is the module map of the device of the adapted electricity service data transmission method of the dual network of another embodiment.
Specific embodiment
As shown in Figure 1, a kind of adapted electricity business data transmission of dual network, comprising the following steps:
S101: the adapted electricity business datum that electric power acquisition terminal is sent is received.
In general, the adapted electric industry business that electric power acquisition terminal is sent includes following kind of business: monitoring video, remote signalling, distant
It surveys, remote control, control command issues, electricity, continuous data, monitoring data and active event report.
S103: it according to the adapted electricity business datum received, identifies the corresponding type of service of business datum and determines the industry
The service priority and transmission security coefficient of service type.
Each type of service presets different service priority and safety loading coefficient, usual remote signalling, telemetry and telecommand
The highest priority of business, safety loading coefficient highest.
S105: network is calculated according to service priority and transmission security coefficient and selects weight.
S107: the network for calculating adapted electricity business datum selects preliminary ruling value.
Calculating network selection preliminary ruling value can be used traditional network selection algorithm and be calculated.
Number of steps, which is not used to limit step, executes sequence, in the present embodiment, step S105 and step S107
Sequencing without limitation.
S109: preliminary ruling value and network selection weight calculation network is selected to select decision value according to network.Network selection
The calculating of decision value, can be on the basis of the network calculated using conventional method selects preliminary ruling value, in conjunction with according to the business
The weight that the service priority and transmission security coefficient of type calculate, thus the service priority for making adapted electric industry be engaged in and transmission
Safety loading coefficient becomes one of the parameter for influencing network selection.
S111: comparing cell selects the size of the corresponding threshold value of decision value and type of service.
S113: first network or the second network are selected according to comparison result.
S115: by the network of selection to master station transmission adapted electricity business datum.
The adapted electricity service data transmission method of above-mentioned dual network, not by the type of service setting to distribution business datum
Same service priority and transmission security coefficient selects weight and network selection preliminary ruling value to calculate network choosing in conjunction with network
Decision value is selected, network is calculated according to the service priority of adapted electric industry business and transmission security coefficient and selects weight.This method makes
The service priority and transmission security coefficient of the business of adapted electric industry become one of the parameter for influencing network selection, in network selection
In the process, selected according to network the threshold value of decision value and the type of service comparison result selection first network or the second network into
Row transmission, therefore, it is contemplated that the needs of different service types, according to the net of the type of service selection adaptation of adapted electric industry business
Network is transmitted, to reasonably arrange Internet resources, effectively utilizes Internet resources.
In a particular embodiment, match electricity consumption to master station transmission using TD-LTE common network and TD-LTE private electric power
Business datum, TD-LTE private electric power are equivalent to first network, and TD-LTE common network is equivalent to the second network, for priority
High and high safety loading coefficient business is preferentially transmitted using TD-LTE private electric power.If network selects decision value to be less than industry
The threshold value of service type then selects TD-LTE private electric power；If network selects decision value to be greater than the threshold value of type of service, select
TD-LTE common network.
As shown in Fig. 2, S113 is specifically included:
If comparison result are as follows: network selects decision value to be less than the threshold value of type of service, then executes S1131: the first net of selection
Network, i.e. TD-LTE private electric power；
If comparison result are as follows: network selects decision value to be greater than the threshold value of type of service, then executes S1132: selection uses the
Two networks, i.e. TD-LTE common network.
In another embodiment, as shown in figure 3, including step S114 before step S115: by adapted electric industry business number
According to duplicate cache.
It is further comprised the steps of: after step S113
S116: the feedback information of main website is received.Feedback information is unsuccessful including sending successfully and sending.
If the feedback information received is to send successfully, thens follow the steps S117: deleting this adapted electricity business datum
It is data cached.
If the feedback information received is that transmission is unsuccessful, thens follow the steps S118: the replicate data of caching is sent out again
It send, successful feedback information is sent until receiving, so that it is guaranteed that adapted business datum is successfully transmitted.
The adapted electricity business datum that electric power acquisition terminal is sent is encapsulated using transport protocol, and adapted electric industry is engaged in based on the received
Data identify the information of business datum, such as type of service, are identified based on the agreement.In a specific embodiment
In, specifically, being packaged using power business reliability transmission agreement (PDRTP), which is based on ICP/IP protocol
Application layer protocol, reference model is as shown in Figure 4.
The agreement includes that electric power acquisition terminal sends protocol entity and data center of main website feedback protocols body.
As shown in table 1, the protocol header in power business reliability transmission agreement includes: version number, signaling type and signaling
Length.
Agreement header structure in 1 PDRTP of table
| 8bit | 8bit | 16bit |
| Version number | Signaling type | Signalling length |
Wherein version number is for uniquely determining release protocol.Signaling type is used to provide this command functions, version confirmation
Solicited message and response, network verification request and response, data sending request and response etc. are specific as shown in table 2.
2 message name of table and Messagetype value
| Message name | MessageType value | Explanation |
| verAffirm_Req | 0x0001 | Version confirmation request |
| verAffirm_Resp | 0x1001 | Version confirms response |
| dataSend_Req | 0x0010 | Data sending request |
| dataSend_Resp | 0x1010 | Data send response |
| sendStatus_Req | 0x0011 | Send status request |
| sendStatus_Resp | 0x1011 | Transmission state response |
As shown in table 3 and shown in Fig. 5, it includes: electric power acquisition terminal number, industry that electric power acquisition terminal, which sends protocol entity structure,
Service type, default network selection, service priority, safety loading coefficient and business serial number.
The protocol entity structure that 3 electric power acquisition terminal of table is sent
| 8bit | 6bit | 1bit | 4bit | 7bit | 6bit |
| User terminal number | Type of service | Default network position | Service priority | Safety loading coefficient | Business serial number |
Wherein, electric power acquisition terminal number is used to uniquely determine the electric power acquisition terminal in the region, at most can determine that 256
A electric power acquisition terminal meets local area power planning requirement；Type of service is used to uniquely determine the ownership of the power business
Type；Service priority is the corresponding QCI value of the business, and the more low then priority of numerical value is higher；Default network selection: being according to industry
Service type, the default network selection of setting, usual video class business default network is LTE common network, and non-video class business is silent
Transmission network is recognized for the transmission of private electric power 230M frequency band network, wherein 1 indicates private electric power, 0 indicates LTE common network, such as table 4
It is shown.
4 default network identification meaning of table
| Default network selection | 1 | 0 |
| Identify meaning | TD-LTE private electric power | TD-LTE common network |
As shown in table 5, safety loading coefficient is the security requirement index of business transmission, and value range is [0,100],
Safety loading coefficient value is bigger, indicates that the security requirement of business transmission is higher, i.e. the corresponding transmission priority of the business is also got over
It is high.
5 business of table corresponds to priority QCI and safety loading coefficient
| Business classification | Service priority (QCI) | Safety loading coefficient |
| Remote signalling | 3 | 70 |
| Telemetering | 3 | 70 |
| Remote control | 3 | 70 |
| Electricity | 4 | 65 |
| Control instruction issues | 6 | 60 |
| Active event reports | 6 | 60 |
| Continuous data | 7 | 60 |
| Monitoring data | 8 | 60 |
| Monitor video | 9 | 0 |
Business serial number is for uniquely determining this power business.
As shown in table 6 and shown in Fig. 6, data center of main website feedback protocols body structure includes: electric power acquisition terminal number, industry
Service type, error condition, retransmits request and business serial number at Success Flag position.
6 data center of main website feedback protocols body structure of table
| 8bit | 6bit | 1bit | 7bit | 4bit | 6bit |
| User terminal number | Type of service | Success Flag position | Error condition | Retransmit request | Business serial number |
Electric power acquisition terminal number, type of service, business serial number and electric power acquisition terminal send the consistent of protocol entity；Success
Flag bit is used to feed back whether data center of main website accurately receives this information, and 1 is successfully；Error condition: being successfully all
Setting 0, if being unsuccessfully received information, feeds back error condition；Retransmit request: if sending failed, return mistake
Also repeating transmission request is sent while state.
The agreement specific workflow is detailed in Fig. 7:
It establishes after TCP connection, electric power acquisition terminal sends version confirmation request, the response of data center of main website is obtained,
It is confirmed as between same version or version can guarantee that its protocol results is consistent there are compatibility relation, then carrying out next step command；
Data sending request is sent after completing network judgement, after obtaining main website response, sends data by court verdict；Concurrently
The transmission status request for giving the data obtains the transmission feedback of main website；
According to feedback result, if success, this vocational work terminate, if failure, after receiving repeating transmission request, then need to look for
It is cached to corresponding data, retransmits the data, until success.
In a specific embodiment, by obtaining type of service, transmission peace in the message information of PDRTP agreement
The default network of full property coefficient, service priority and the type business, as shown in table 7,
The classification of 7 power business of table and type of service mark
Type of service is read from PDRTP protocol message, the preset business is obtained according to the type of service of identification
The corresponding service priority of type and transmission security coefficient calculate network choosing according to service priority and transmission security coefficient
Weight is selected, calculation formula is as follows:
Wherein Q is service priority, the i.e. corresponding QCI value of the business；S is transmission security coefficient.Safety loading coefficient is got over
Height indicates that the demand of service security transmission is higher, and value range is [0,100]；K is constant, is set as 100 here.With this
The network selection weight of the business can be calculated in formula.Network weight is smaller, indicates that its service priority higher grade, peace
Full property coefficient is also higher, transmits also more preferential LTE private electric power.
The network weight that each business of table 8 is obtained according to service priority transfer algorithm
The above numerical value is according in private electric power network error tolerance interval, before not influencing information transmission success rate
It puts, comprehensively considers the factors such as service priority and safe transmission requirement and set.
In another embodiment, as shown in figure 8, step S107 calculates the network selection of adapted electricity business datum tentatively
The step of decision value includes:
S1071: the attribute value of each attribute of first network and the second network is obtained respectively.
S1072: the weight of each attribute is calculated using AHP algorithm and comentropy unified algorithm；
S1073: SAW algorithm is used, according to the category of each attribute of the weight of each attribute, first network and the second network
Property value calculate adapted electricity business datum network select preliminary ruling value.
Network select permeability is judgement (MADM) problem of attribute more than one, and network selection preliminary ruling value is determined using more attributes
Most widely used SAW algorithm is as judgement expression formula in plan algorithm, it may be assumed that
Formula (1)
Wherein, xijIndicate j-th of i-th of alternative network with reference to attribute value, wiFor the weighted value of j attribute, N is reference
The number of attribute, M are the number of candidate network, which indicates the selection maximum network A of weighted sumSAWFor handover network.
In present embodiment, three network service attributes of selection include: time delay, packet loss, residue of network organization capacity.Therefore
The decision model of t moment is shown in table 9:
More than the 9 attribute judgement makes policy models of table
In order to calculate threshold value, so the maximin normalized of each attribute of each business is become into increment type entirely,
So attribute value is normalized with enhanced maximin method, i.e.,
Wherein, xijRepresent j-th of attribute value of i-th of network, vijIndicate xijNormalized value.
The acquisition modes of attribute are as shown in table 10:
The acquisition of 10 attribute value of table
Its process is as shown in table 11:
Numerical value of each service attribute value of table 11 at bus X=5 (X is that substation goes out number of lines)
One outlet of substation can satisfy about 1000 users with electricity demanding.The numerical approximation of every business is as follows
Shown in table: where X is that substation goes out number of lines, and the unit of all items business minimum-rates is kbps.
12 difference X value of table corresponds to different service rates
And the weight w in formula 1jReally rule show that this method is not only examined with AHP algorithm and comentropy unified algorithm
Considered with the subjective judgement of people be according to but also condition itself that combine network, so having certain objectivity.
U in following tableiThe weight solved for the AHP of i-th attribute.
The step of AHP algorithm, is as follows:
Define judgment matrix A=(aij)n×n, then the matrix has the property that
The definition of 13 dimension of table
The weight of computation attribute parameter
Finally to vectorIt is normalized,
Wherein, uiIt indicates the weight of ith attribute, and meets
α embodies the importance proportion that people's subjectivity thinks each attribute value in following table, so mainly considering people here
For subjective idea, it is set to 0.7 substitution above method and calculates one group of weight.
Because reliability transmission requires, high spot reviews packet loss attribute, so its priority level relative to other attributes
Highest.Residue of network organization capacity, time delay are taken second place, so the final weight ω obtained according to AHP algorithm and information Entropy MethodiSuch as table 14
It is shown.
The determination process of 14 weight of table
It is with the decision threshold that the maximum value that the above traditional algorithm brings each service attribute into obtains each businessIt is real
When network select preliminary ruling value for ASAW。
The formula of preliminary ruling value and network selection weight calculation network selection decision value A is selected according to network are as follows:
A=ASAW× p formula (2)
Network selection decision value A threshold value corresponding with the type of service will be calculatedCompare, ifThen
Judgement selection first network, i.e. TD-LTE private electric power is on the contrary then select the second network, i.e. TD-LTE common network.
The calculating network select preliminary ruling value, not only allow for the subjective judgement of people for according to but also combine net
The condition of network itself, so having certain objectivity.
The adapted electricity service data transmission method of the dual network of the application, by according to network condition itself, in conjunction with adapted
The service priority and transmission security coefficient of the type of service of electric industry business calculate network and select decision value, are sentenced according to network selection
Certainly the comparison result selection first network or the second network of value and the threshold value of the type of service are transmitted, therefore, not only in conjunction with
The condition of network itself, additionally it is possible in view of the needs of different service types, according to the type of service and net of the business of adapted electric industry
The network of network condition selection adaptation is transmitted, to reasonably arrange Internet resources, effectively utilizes Internet resources.
Based on identical inventive concept, the present invention also provides a kind of adapted electricity business data transmission devices of dual network, such as
It include: that network selection judging module 100 and network select control module 200 shown in Fig. 9,
Network selects judging module 100, comprising:
First receiving unit 101, for receiving the adapted electricity business datum of electric power acquisition terminal transmission.
In general, the adapted electric industry business that electric power acquisition terminal is sent includes following kind of business: monitoring video, remote signalling, distant
It surveys, remote control, control command issues, electricity, continuous data, monitoring data and active event report.
Recognition unit 102, for according to the adapted electricity business datum received, the corresponding type of service of identification business datum
And determine the service priority and transmission security coefficient of the type of service.
Each type of service presets different service priority and safety loading coefficient, usual remote signalling, telemetry and telecommand
The highest priority of business, safety loading coefficient highest.
First computing unit 103 selects weight for calculating network according to service priority and transmission security coefficient.
Second computing unit 104, the network for calculating adapted electricity business datum select preliminary ruling value.
Calculating network selection preliminary ruling value can be used traditional network selection algorithm and be calculated.
Third computing unit 105, for selecting preliminary ruling value and network selection weight calculation network selection according to network
Decision value.
Network selects the calculating of decision value, can be on the basis of the network selection preliminary ruling value calculated using conventional method
On, in conjunction with the weight calculated according to the service priority and transmission security coefficient of the type of service, so that adapted electric industry be made to be engaged in
Service priority and transmission security coefficient become one of the parameter for influencing network selection.
Comparing unit 106 selects the size of the corresponding threshold value of decision value and type of service for comparing cell.
Selecting unit 107 selects first network or the second network for the comparison result according to comparing unit 106.
Network selection control module include:
Transmission unit 201, for by the network of selection to master station transmission adapted electricity business datum.
The adapted electricity business data transmission device of above-mentioned dual network, not by the type of service setting to distribution business datum
Same service priority and transmission security coefficient selects weight and network selection preliminary ruling value to calculate network in conjunction with network
Decision value is selected, network is calculated according to the service priority of adapted electric industry business and transmission security coefficient and selects weight.This method
The service priority and transmission security coefficient for so that adapted electric industry is engaged in become one of the parameter for influencing network selection, select in network
During, decision value and the comparison result of the threshold value of type of service selection first network or the second network are selected according to network
It is transmitted, therefore, it is contemplated that the needs of different service types, according to the type of service selection adaptation of adapted electric industry business
Network is transmitted, to reasonably arrange Internet resources, effectively utilizes Internet resources.
In a particular embodiment, match electricity consumption to master station transmission using TD-LTE common network and TD-LTE private electric power
Business datum, TD-LTE private electric power are equivalent to first network, and TD-LTE common network is equivalent to the second network, for priority
High and high safety loading coefficient business is preferentially transmitted using TD-LTE private electric power.Selecting unit 107 is specifically used for
When the comparison result for comparing 106 is that network selects decision value to be less than the threshold value of type of service, first network, i.e. TD-LTE electricity are selected
Power private network；It is also used to the selection the when the comparison result of comparing unit is that network selects decision value to be greater than the threshold value of type of service
Two networks, i.e. TD-LTE common network.
In another embodiment, as shown in Figure 10, network selection control module 200 is specific further include:
Transmission services cache pool 202 is used for adapted electricity business datum duplicate cache；
Second receiving unit 203, for receiving the feedback information of main website；Feedback information include sends successfully and transmission not at
Function.
Transmission services cache pool 202 is also used to when the received feedback information of the second receiving unit 203 is to send successfully,
Delete the data cached of this adapted electricity business datum.
Transmission unit 201 is also used in the received feedback information of the second receiving unit be that transmission is unsuccessful, by transmission services
The replicate data of adapted electric industry business in cache pool 202 retransmits, so that it is guaranteed that adapted business datum is successfully transmitted.
The adapted electricity business datum that electric power acquisition terminal is sent is carried out using power business reliability transmission agreement (PDRTP)
Encapsulation, the content and method part about power business reliability transmission agreement (PDRTP) is identical, and details are not described herein.
Specifically, the first computing unit 103 calculates the formula of network selection weight are as follows:
Wherein Q is service priority, the i.e. corresponding QCI value of the business；S is transmission security coefficient.Safety loading coefficient is got over
Height indicates that the demand of service security transmission is higher, and value range is [0,100]；K is constant, is set as 100 here.With this
The network selection weight of the business can be calculated in formula.Network weight is smaller, indicates that its service priority higher grade, peace
Full property coefficient is also higher, transmits also more preferential LTE private electric power.
Second computing unit 104 in another embodiment is specifically used for obtaining first network and the second network respectively
Each attribute attribute value；The weight of each attribute is calculated using AHP algorithm and comentropy unified algorithm；Using SAW algorithm,
The network of adapted electricity business datum is calculated according to the attribute value of the weight of each attribute, first network and each attribute of the second network
Select preliminary ruling value.
Network select permeability is judgement (MADM) problem of attribute more than one, and the second computing unit 104 calculates network selection just
Decision value is walked using SAW algorithm most widely used in multiple attribute decision making (MADM) algorithm as judgement expression formula, it may be assumed that
Wherein, ASAWPreliminary ruling value, x are selected for networkijIndicate j-th of i-th of alternative network with reference to attribute value, wj
For the weighted value of j attribute, N is the number with reference to attribute, and M is the number of candidate network, which indicates selection weighted sum
Maximum network ASAWFor handover network.
In present embodiment, three network service attributes of selection include: time delay, packet loss, residue of network organization capacity (business
Transmission rate).Therefore the decision model of t moment is shown in table 9.
In order to calculate threshold value, so the maximin normalized of each attribute of each business is become into increment type entirely,
So attribute value is normalized with enhanced maximin method, i.e.,
Wherein, xijRepresent j-th of attribute value of i-th of network, vijIndicate xijNormalized value.
The acquisition modes of attribute are as shown in table 10, and process is as shown in table 11.
One outlet of substation can satisfy about 1000 users with electricity demanding.The numerical approximation of every business is such as
Shown in following table: where X is that substation goes out number of lines, and the unit of all items business minimum-rates is kbps.
And the weight w in formula 1jReally rule show that this method is not only examined with AHP algorithm and comentropy unified algorithm
Considered with the subjective judgement of people be according to but also condition itself that combine network, so having certain objectivity.
U in following tableiThe weight solved for the AHP of i-th attribute.
The step of AHP algorithm, is as follows:
Define judgment matrix A=(aij)n×n, then the matrix has the property that
The weight of computation attribute parameter
Finally to vectorIt is normalized,
Wherein, uiIndicate the weighted value of ith attribute.And meet
α embodies the importance proportion that people's subjectivity thinks each attribute value in following table, so mainly considering people here
For subjective idea, it is set to 0.7 substitution above method and calculates one group of weight.
Because reliability transmission requires, high spot reviews packet loss attribute, so its priority level relative to other attributes
Highest.Residue of network organization capacity, time delay are taken second place, so the final weight ω obtained according to AHP algorithm and information Entropy MethodiUpper table 14
It is shown.
It is with the decision threshold that the maximum value that algorithm above brings each service attribute into obtains each businessReal-time Network
Network selects preliminary ruling value for ASAW。
Third computing unit 105 calculates the formula of network selection decision value A are as follows:
A=ASAW×p；(formula 2)
Wherein, A is that network selects decision value.
Network selection decision value A threshold value corresponding with the type of service will be calculatedCompare, ifThen
Judgement selection first network, i.e., TD-LTE private electric power is on the contrary then selects the second network, i.e. TD-LTE common network.
The calculating network select preliminary ruling value, not only allow for the subjective judgement of people for according to but also combine net
The condition of network itself, so having certain objectivity.
The adapted electricity business data transmission device of the dual network of the application, by according to network condition itself, in conjunction with adapted
The service priority and transmission security coefficient of the type of service of electric industry business calculate network and select decision value, are sentenced according to network selection
Certainly the comparison result selection first network or the second network of value and the threshold value of the type of service are transmitted, therefore, not only in conjunction with
The condition of network itself, additionally it is possible in view of the needs of different service types, according to the type of service and net of the business of adapted electric industry
The network of network condition selection adaptation is transmitted, to reasonably arrange Internet resources, effectively utilizes Internet resources.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (9)
1. a kind of adapted electricity service data transmission method of dual network, comprising:
The adapted electricity business datum that electric power acquisition terminal is sent is received, the adapted electricity business datum is encapsulated using transport protocol,
The adapted electricity business data packet includes service priority and transmission security coefficient；
According to the adapted electricity business datum received, identifies the corresponding type of service of business datum and determine the service class
The service priority and transmission security coefficient of type；
Network, which is calculated, according to the service priority and transmission security coefficient selects weight；
Calculate the network selection preliminary ruling value of the adapted electricity business datum；
Preliminary ruling value and network selection weight calculation network is selected to select decision value according to the network；
Compare the size of the corresponding threshold value of the network selection decision value and the type of service；
First network or the second network are selected according to comparison result；
By the network of selection to adapted electricity business datum described in master station transmission；
Calculate the formula of the network selection weight are as follows:
Wherein, p is that network selects weight, and Q is service priority, and S is transmission security coefficient, and K is constant.
2. the adapted electricity service data transmission method of dual network according to claim 1, which is characterized in that first net
Network is TD-LTE private electric power, and second network is TD-LTE common network, described to select first network according to comparison result
Or the step of the second network are as follows: if network selection decision value is less than the threshold value of the type of service, select TD-LTE electric
Power private network；If the network selection decision value is greater than the threshold value of the type of service, TD-LTE common network is selected.
3. the adapted electricity service data transmission method of dual network according to claim 1, which is characterized in that described to pass through choosing
The network selected is to before described in master station transmission the step of adapted electricity business datum further include:
By the adapted electricity business datum duplicate cache；
The network by selection is to after described in master station transmission the step of adapted electricity business datum further include:
Receive the feedback information of main website；The feedback information is unsuccessful including sending successfully and sending；
If the feedback information is that transmission is unsuccessful, the replicate data of caching is retransmitted successful up to receiving transmission
Feedback information.
4. the adapted electricity service data transmission method of dual network according to claim 3, which is characterized in that if the feedback
Information is to send successfully, then deletes the data cached of the adapted electricity business datum.
5. the adapted electricity service data transmission method of dual network according to claim 1, which is characterized in that the calculating institute
State adapted electricity business datum network selection preliminary ruling value the step of include:
The attribute value of each attribute of first network and the second network is obtained respectively；
The weight of each attribute is calculated using AHP algorithm and comentropy unified algorithm；
Using SAW algorithm, matched according to the calculating of the attribute value of each attribute of the weight of each attribute, first network and the second network
The network of electricity consumption business datum selects preliminary ruling value.
6. the adapted electricity service data transmission method of dual network according to claim 5, which is characterized in that the attribute packet
It includes: time delay, residue of network organization capacity and packet loss,
Calculate the formula of the network selection preliminary ruling value of the adapted electricity business datum are as follows:
Wherein, ASAWPreliminary ruling value, x are selected for networkijIndicate j-th of i-th of alternative network with reference to attribute value, wjIt is j
The weight of attribute, N are the numbers with reference to attribute, and M is the number of candidate network；
Calculate the formula of the network selection decision value are as follows:
A=ASAW×p；
Wherein, A is that network selects decision value.
7. a kind of adapted electricity business data transmission device of dual network, including network selection judging module and network selection control mould
Block,
The network selects judging module, comprising:
First receiving unit, for receiving the adapted electricity business datum of electric power acquisition terminal transmission, the adapted electricity business datum
It is encapsulated using transport protocol, the adapted electricity business data packet includes service priority and transmission security coefficient；
Recognition unit, for according to the adapted electricity business datum received, the corresponding type of service of identification business datum to be simultaneously
Determine the service priority and transmission security coefficient of the type of service；
First computing unit selects weight for calculating network according to the service priority and transmission security coefficient；
Second computing unit, the network for calculating the adapted electricity business datum select preliminary ruling value；
Third computing unit, for selecting preliminary ruling value and network selection weight calculation network selection judgement according to the network
Value；
Comparing unit selects the size of the corresponding threshold value of decision value and the type of service for the network；
Selecting unit selects first network or the second network for the comparison result according to the comparing unit；The network choosing
Selecting control module includes:
Transmission unit, for by the network of selection to adapted electricity business datum described in master station transmission；
First computing unit calculates the formula of network selection weight are as follows:
Wherein, p is that network selects weight, and Q is service priority, and S is transmission security coefficient, and K is constant.
8. the adapted electricity business data transmission device of dual network according to claim 7, which is characterized in that the network choosing
Select control module further include:
Transmission services cache pool is used for the adapted electricity business datum duplicate cache；
Second receiving unit, for receiving the feedback information of main website；The feedback information is unsuccessful including sending successfully and sending；
The transmission unit is also used to when the received feedback information of the second receiving unit is sends unsuccessful, will be described
The replicate data of adapted electric industry business in transmission services cache pool retransmits.
9. the adapted electricity business data transmission device of dual network according to claim 8, which is characterized in that the transmission industry
Business cache pool is also used to delete the adapted electric industry when the received feedback information of the second receiving unit is to send successfully
Be engaged in data it is data cached.
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| CN107769848B (en) * | 2016-08-19 | 2020-02-11 | 国网江苏省电力公司南京供电公司 | Method and device for detecting quality of optical fiber channel |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103632029A (en) * | 2013-10-14 | 2014-03-12 | 深圳供电局有限公司 | Method for selecting neutral point grounding mode of medium voltage distribution network |
| CN104202798A (en) * | 2014-09-25 | 2014-12-10 | 国家电网公司 | Network selection method power wireless-communication heterogenous multi-network environment |
| CN104660703A (en) * | 2015-03-05 | 2015-05-27 | 国家电网公司 | Multi-network converged electricity information collection system and optimal communication network selection method |
-
2015
- 2015-06-30 CN CN201510379580.4A patent/CN104993987B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103632029A (en) * | 2013-10-14 | 2014-03-12 | 深圳供电局有限公司 | Method for selecting neutral point grounding mode of medium voltage distribution network |
| CN104202798A (en) * | 2014-09-25 | 2014-12-10 | 国家电网公司 | Network selection method power wireless-communication heterogenous multi-network environment |
| CN104660703A (en) * | 2015-03-05 | 2015-05-27 | 国家电网公司 | Multi-network converged electricity information collection system and optimal communication network selection method |
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