CN107274656A - Gauge table meter reading route management method and system based on bandwidth carrier technology - Google Patents
Gauge table meter reading route management method and system based on bandwidth carrier technology Download PDFInfo
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- CN107274656A CN107274656A CN201710618280.6A CN201710618280A CN107274656A CN 107274656 A CN107274656 A CN 107274656A CN 201710618280 A CN201710618280 A CN 201710618280A CN 107274656 A CN107274656 A CN 107274656A
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/02—Topology update or discovery
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/14—Routing performance; Theoretical aspects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/22—Alternate routing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/24—Multipath
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/74—Address processing for routing
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Abstract
The embodiment of the present invention provides a kind of gauge table meter reading route management method and system based on bandwidth carrier technology, and methods described includes：S1, when entering the current networking cycle, sends credit-worthiness test frame from node to each under host node based on bandwidth carrier technology and receives and each test acknowledgement frame from node reverts back of parsing；S2, the credit table that the routing table updated according to test acknowledgement frame and last time is set up current networking cycle routing table and updated according to each from the credit rating of node and last time of previous networking cycle sets up current networking cycle credit table；S3, based on bandwidth carrier technology meter reading cycle copy reading meter data and according to respectively updating current networking cycle credit table from credit rating of the node in meter reading according to expectation；S4, selecting the forward some meter readings route of each credit rating from node, alternately meter reading is route.Routing table in the embodiment of the present invention can continuous self-teaching and renewal and optimization, the robustness and high efficiency of raising meter reading route.
Description
Technical field
The present invention relates to gauge table reading technique field, more particularly to a kind of gauge table meter reading based on bandwidth carrier technology
Route management method and system.
Background technology
As intelligent grid pace of construction is constantly added, new intelligent electric meter is designed with communication module substantially is used for networking
Realize automatic data logging.In electric power data acquisition system, substantially meter reading order is as follows：Server main website issues copy reading order to collection
Middle device, concentrator forwards corresponding copy reading order to ammeter, and ammeter is received after meter reading order, then by inversely replying to concentration
Device, concentrator is uploaded to server again.
Meter reading route management system would generally be set up in kilowatt meter reading-out system, it route for the meter reading of each intelligent electric meter
Foundation has predetermined routing table, is copied in meter reading according to the meter reading route implementing of each intelligent electric meter recorded in the routing table
Table.Due to the speed and efficiency requirements that are gathered to ammeter data also more and more higher, it is necessary to communication module to provide communication speed high, steady
Qualitative good communication modes and routing algorithm.And the communication module of existing intelligent electric meter generally using narrowband carrier and micropower without
The communication modes of line, but the communication reliability of narrowband carrier mode is influenceed greatly by the noise jamming of power line, and communication speed
It is low, and the penetration capacity of micropower wireless mode is limited by city middle-high building and brings the problem of communication distance is short.
In existing intelligent electric meter, the routing algorithm for having part intelligent electric meter does not have networking step, but uses point-to-point
Mode, can so cause the bad node communication efficiency of some communication environments impacted, and have the intelligent electric meter of networking step, only
The algorithm and step that periodically can be repeated in the daily same time set up routing table, and daily in different time sections
Power line environment is different, therefore the routing table that fixed time period is set up has significant limitation, it is impossible to meet whole day
The power line environment of meter reading.
The content of the invention
The technical problem to be solved of the embodiment of the present invention is that there is provided a kind of gauge table meter reading based on bandwidth carrier technology
Route management method, can effectively improve the robustness and high efficiency of meter reading route.
The technical problem further to be solved of the embodiment of the present invention is that there is provided a kind of metering based on bandwidth carrier technology
Table meter reading route management system, can effectively improve the robustness and high efficiency of meter reading route.
In order to solve the above technical problems, the technical scheme that the embodiment of the present invention is used is：There is provided a kind of based on bandwidth carrier
The gauge table meter reading route management method of technology, including：
S1, enter the current networking cycle when, based on bandwidth carrier technology under host node it is each from node send credit-worthiness test
Frame, and receive and each test acknowledgement frame from node reverts back of parsing；
S2, when the current networking cycle is first networking cycle, being set up from nodal information in test acknowledgement frame
Current networking cycle routing table and according to each from the credit rating of node set up current networking cycle routing table in each bar meter reading
Corresponding current networking cycle credit table is route, at current not first networking cycle in networking cycle, according to test
The routing table updated for the last time from nodal information and in the previous networking cycle in acknowledgement frame sets up road of current networking cycle
The credit table updated by table and according to each from the credit rating of node and last time of previous networking cycle sets up current group
Net week phase credit table；
S3, within the current networking cycle, based on bandwidth carrier technology, meter reading cycle copy reading meter data is simultaneously according to expectation
Current networking cycle credit table is updated according to the credit rating respectively from node in meter reading；
S4, selecting the forward some meter readings route of each credit rating from node, alternately meter reading is route.
Further, it is described under host node it is each from node send credit-worthiness test frame specifically include：Host node is based on width
Band ZAP sends credit-worthiness test frame with broadcast mode.
Further, the last time from nodal information and in the previous networking cycle in the acknowledgement frame according to test is more
The routing table that new routing table was set up in this networking cycle includes：
S21, route according to described set up from nodal information from least one meter reading of node；
S22, according in the routing table updated for the last time at least one meter reading routing update previous networking cycle, is obtained
Obtain the routing table in current networking cycle.
Further, the letter updated according to each from the credit rating of node and last time of previous networking cycle
Each bar meter reading set up with table in current networking cycle routing table route corresponding current networking cycle credit table and specifically included：
S23, is calculated according to each bar meter reading route from node in the response success rate of each period response message and response used time
The credit rating that each meter reading from node is route is drawn, success rate is high and response used time short then credit rating is high；
S24, the credit table acquisition current networking cycle that previous networking cycle last time updates is updated according to the credit rating
Credit table.
Further, the step S4 includes：
S41, each each bar meter reading from node in the current networking cycle credit table is route according to credit rating from high to low
Sequence；
S42, is defined as alternative meter reading by some meter readings route for sorting forward and route.
On the other hand, the embodiment of the present invention also provides a kind of gauge table meter reading routing management system based on bandwidth carrier technology
System, including：
Networking module, for enter the current networking cycle when, based on bandwidth carrier technology under host node it is each from node send out
Deliver letters and use test frame, and receive and each test acknowledgement frame from node reverts back of parsing；
Build table module, for when the current networking cycle is first networking cycle, in test acknowledgement frame from section
Point information sets up current networking cycle routing table and according to each from the credit rating of node sets up current networking cycle routing table
Each bar meter reading route corresponding current networking cycle credit table, in not first networking cycle in the current networking cycle
When, the routing table updated for the last time from nodal information and in the previous networking cycle in test acknowledgement frame sets up current
Networking cycle routing table and the credit table updated according to each from the credit rating of node and last time of previous networking cycle
Set up current networking cycle credit table；
Update module, within the current networking cycle, based on bandwidth carrier technology meter reading cycle copy reading meter according to expectation
Scale data simultaneously update current networking cycle credit table according to the credit rating respectively from node in meter reading；
Screening module, selecting the forward some meter readings route of each credit rating from node, alternately meter reading is route.
Further, the networking module includes bandwidth carrier communication unit, for sending credit-worthiness test with broadcast mode
Frame and meter reading order, are additionally operable to receive the test acknowledgement frame and meter data from node reverts back.
Further, the table module of building includes：
Route lines unit, for being route according to described set up from nodal information from least one meter reading of node；
Table unit is route, for according to updating for the last time at least one meter reading routing update previous networking cycle
In routing table, the routing table in current networking cycle is obtained.
Further, the table module of building also includes：
Credit rating computing unit, for according to the response success rate being route from each bar meter reading of node in each period response message
The credit rating that each meter reading from node is route, success rate height and response used time short then credit rating are calculated with the response used time
It is high；
Credit table unit, the credit table for updating previous networking cycle last time renewal according to the credit rating is worked as
Preceding networking cycle credit table.
Further, the screening module includes：
Sequencing unit：Each each bar meter reading from node in the current networking cycle credit table is route according to credit rating by height
To low sequence；
Selected unit, is defined as alternative meter reading by some meter readings route for sorting forward and route.
Using above-mentioned technical proposal, the embodiment of the present invention at least has the advantages that：The embodiment of the present invention by
During the current networking cycle, all can based on bandwidth carrier technology from host node to respectively sending credit-worthiness test frame from node, and according to from
Node reverts back result combines the routing table and credit table that last time updates in the previous networking cycle and set up in this networking cycle
Routing table and credit table, but also credit table is updated according to meter reading situation within this networking cycle, so as to so that each group
Meter reading route in the net week phase is optimised, moreover, also by analyzing credit table, therefrom determining each credit from node
Alternately meter reading is route degree some meter readings route in the top, the most may be used so as to be provided for follow-up meter reading action
Lean on, efficiently meter reading route.The meter reading route management method of the present invention is by setting up and safeguarding credit table so that routing table can not
After ground self-teaching and renewal and optimization, the time is longer, and the robustness and high efficiency of meter reading route are stronger.
Brief description of the drawings
Fig. 1 is that the principle of gauge table meter reading route management method one embodiment of the invention based on bandwidth carrier technology is shown
It is intended to.
Fig. 2 is gauge table meter reading route management method one embodiment step S2 of the present invention based on bandwidth carrier technology
Concrete principle schematic diagram.
Fig. 3 is gauge table meter reading route management method another embodiment step S2 of the present invention based on bandwidth carrier technology
Concrete principle schematic diagram.
Fig. 4 is gauge table meter reading route management method another embodiment step S4 of the present invention based on bandwidth carrier technology
Concrete principle schematic diagram.
Fig. 5 is the principle side of gauge table meter reading route management system one embodiment of the invention based on bandwidth carrier technology
Block diagram.
Fig. 6 is the networking mould of gauge table meter reading route management system one embodiment of the invention based on bandwidth carrier technology
The functional-block diagram of block.
Fig. 7 is that gauge table meter reading route management system one embodiment of the invention based on bandwidth carrier technology builds table module
Functional-block diagram.
Fig. 8 is that gauge table meter reading route management system another embodiment of the present invention based on bandwidth carrier technology builds table mould
The functional-block diagram of block.
Fig. 9 is gauge table meter reading route management system one embodiment screening module of the invention based on bandwidth carrier technology
Functional-block diagram.
Embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings.It should be appreciated that following signal
Property embodiment and illustrate only to be used for explaining the present invention, it is not as a limitation of the invention, moreover, in the case where not conflicting,
The feature in embodiment and embodiment in the present invention can be combined with each other.
The present embodiments relate to a kind of gauge table meter reading route management method based on bandwidth carrier technology, it is used for
, can as the concentrator of host node and as from effectively being managed the meter reading of each gauge table route between the gauge table of node
With understanding, the gauge table that can be applicable gauge table meter reading route management method of the present invention can be intelligent electric meter, intelligence
Common intelligent meter in the daily life such as water meter, intelligent gas meter or intelligent calorimeter, production, for convenience of description,
Following each embodiment is illustrated by taking intelligent electric meter as an example.
As shown in figure 1, a kind of gauge table meter reading route based on bandwidth carrier technology that one embodiment of the invention is provided
Management method, including：
S1, enter the current networking cycle when, based on bandwidth carrier technology under host node it is each from node send credit-worthiness test
Frame, and receive and each test acknowledgement frame from node reverts back of parsing；
S2, when the current networking cycle is first networking cycle, being set up from nodal information in test acknowledgement frame
Current networking cycle routing table and according to each from the credit rating of node set up current networking cycle routing table in each bar meter reading
Corresponding current networking cycle credit table is route, at current not first networking cycle in networking cycle, according to test
The routing table updated for the last time from nodal information and in the previous networking cycle in acknowledgement frame sets up road of current networking cycle
The credit table updated by table and according to each from the credit rating of node and last time of previous networking cycle sets up current group
Net week phase credit table；
S3, within the current networking cycle, based on bandwidth carrier technology, meter reading cycle copy reading meter data is simultaneously according to expectation
Current networking cycle credit table is updated according to the credit rating respectively from node in meter reading；
S4, selecting the forward some meter readings route of each credit rating from node, alternately meter reading is route.
The embodiment of the present invention is by when entering a networking cycle every time, can all be based on bandwidth carrier technology by host node
To respectively from node transmission credit-worthiness test frame, and updated for the last time in a upper networking cycle according to being combined from node reverts back result
Routing table and the routing table set up in this networking cycle of credit table and credit table, but also according to meter reading within this networking cycle
Situation updates credit table, specific meter reading data include ammeter day freezing data, the daily copy reading such as real time data, so as to
So that the meter reading route in each networking cycle is optimised, moreover, also by analyzing credit table, therefrom determine respectively from
Some meter readings that the credit rating of node is in the top route alternately meter reading route, so as to be carried for follow-up meter reading action
For it is the most reliable, efficiently meter reading route.The meter reading route management method of the present invention is by setting up and safeguarding credit table so that road
Can not be after ground self-teaching and renewal and optimization by table, the time is longer, and the robustness and high efficiency of meter reading route are stronger.
In step s3, can according to the predetermined meter reading cycle, can multiple meter reading daily, by being copied to ammeter
Read, each response success rate from node and response used time are calculated according to meter reading data, and then credit rating can be determined, then update
Credit table so that credit token records the response success rate and response used time information of each meter reading route from node to update route
Table, makes routing table record the excellent meter reading route of communication environment, improves the robustness of routing table, improve communication speed and meter reading speed
Rate.
In one alternate embodiment, it is described under host node it is each from node send credit-worthiness test frame specifically include：It is main
Node is based on bandwidth carrier technology and sends credit-worthiness test frame with broadcast mode.
In the specific implementation, for no reply test acknowledgement frame from node, host node can also be further directed to
Property occur credit-worthiness test frame, to obtain test acknowledgement frame all from node, set up the meter reading route all from node, it is to avoid something lost
The meter reading data abnormal conditions leaked indivedual ammeters and caused, improve gauge table meter reading route of the present invention based on bandwidth carrier technology
The practicality of management method.The present embodiment is based on bandwidth carrier technology with broadcast mode transmission credit-worthiness test frame by host node,
It may insure that respectively the credit-worthiness test frame can be received in time from node, so as to improve the effect for testing acknowledgement frame from node reverts back
Rate, can be effectively ensured host node and from the normal communication between node and communication it is smooth, improve communication efficiency.
In another alternative embodiment, as shown in Fig. 2 in the step S2 in test acknowledgement frame from node
The routing table that the routing table that last time updates in information and previous networking cycle was set up in this networking cycle includes：
S21, route according to described set up from nodal information from least one meter reading of node；
S22, according in the routing table updated for the last time at least one meter reading routing update previous networking cycle, is obtained
Obtain the routing table in current networking cycle.
, only need to copying being set up in the current networking cycle when with the previous networking cycle by the present embodiment
Table routing update is incorporated into the routing table that last time updates in the previous networking cycle, so as to obtain the current networking cycle
Routing table, can effectively improve the efficiency for setting up routing table.
In another alternative embodiment, as shown in figure 3, in the step S2 according to each from the credit rating of node with
And each bar meter reading route pair that the credit table of previous networking cycle last time renewal is set up in current networking cycle routing table
The current networking cycle credit table answered is specifically included：
S23, is calculated according to each bar meter reading route from node in the response success rate of each period response message and response used time
The credit rating that each meter reading from node is route is drawn, success rate is high and response used time short then credit rating is high；
S24, the credit table acquisition current networking cycle that previous networking cycle last time updates is updated according to the credit rating
Credit table.
, only need to copying being set up in the current networking cycle when with the previous networking cycle by the present embodiment
Table route corresponding credit rating and updated in the credit table for being incorporated into and being updated for the last time in the previous networking cycle, so as to be worked as
The credit table in preceding networking cycle, can effectively improve the efficiency for the table that builds one's credit.
In an alternative embodiment of the invention, as shown in figure 4, the step S4 includes：
S41, each each bar meter reading from node in the current networking cycle credit table is route according to credit rating from high to low
Sequence；
S42, is defined as alternative meter reading by some meter readings route for sorting forward and route.
The present embodiment chooses it by being sorted from high to low according to credit rating from each bar meter reading route of node to each
Alternately meter reading is route the forward some meter readings route of middle sequence, for example：Can be with before selected and sorted 3 route, so as to carry
The efficiency and meter reading reliability of high follow-up meter reading operation.
On the other hand, as shown in figure 5, the embodiment of the present invention also provides a kind of gauge table meter reading based on bandwidth carrier technology
Route management system, including：
Networking module 1, for enter the current networking cycle when, based on bandwidth carrier technology under host node it is each from node send out
Deliver letters and use test frame, and receive and each test acknowledgement frame from node reverts back of parsing；
Build table module 2, for when the current networking cycle is first networking cycle, in test acknowledgement frame from section
Point information sets up current networking cycle routing table and according to each from the credit rating of node sets up current networking cycle routing table
Each bar meter reading route corresponding current networking cycle credit table, in not first networking cycle in the current networking cycle
When, the routing table updated for the last time from nodal information and in the previous networking cycle in test acknowledgement frame sets up current
Networking cycle routing table and the credit table updated according to each from the credit rating of node and last time of previous networking cycle
Set up current networking cycle credit table；
Update module 3, within the current networking cycle, based on bandwidth carrier technology meter reading cycle copy reading meter according to expectation
Scale data simultaneously update current networking cycle credit table according to the credit rating respectively from node in meter reading；
Screening module 4, alternately meter reading is route some meter readings route forward for selected each credit rating from node.
The embodiment of the present invention by networking module 1 by that when entering a networking cycle every time, all can be based on bandwidth carrier
Technology is by host node to respectively from node transmission credit-worthiness test frame, and combined by building table module 2 according to from node reverts back result
Routing table and credit table that the routing table and credit table that last time updates in a upper networking cycle were set up in this networking cycle,
But also credit table is updated according to meter reading situation within this networking cycle by update module 3, so as to so that each networking cycle
Interior meter reading route is optimised, moreover, also by analyzing credit table, therefrom being determined by screening module 4 each from node
Credit rating it is in the top some meter readings route alternately meter reading route, so as to for follow-up meter reading action provide most
For it is reliable, efficiently meter reading route.The meter reading route management system of the present invention is by setting up and safeguarding credit table so that routing table
Can be not after ground self-teaching and renewal and optimization, the time is longer, and the robustness and high efficiency of meter reading route are stronger.
In one alternate embodiment, as shown in fig. 6, the networking module 1 includes bandwidth carrier communication unit 10, it is used for
Credit-worthiness test frame and meter reading order are sent with broadcast mode, are additionally operable to receive from the test acknowledgement frame of node reverts back and metering
Table data.
In the present embodiment, the bandwidth carrier communication unit 10 tests entering from node for acknowledgement frame also for no reply
Credit-worthiness test frame targetedly occurs for one step, to obtain test acknowledgement frame all from node, sets up the meter reading all from node
Route, it is to avoid the meter reading data abnormal conditions omitted indivedual ammeters and caused, improves the meter of the invention based on bandwidth carrier technology
The practicality of scale meter reading route management system.The present embodiment is sent by host node based on bandwidth carrier technology with broadcast mode
Credit-worthiness test frame, it can be ensured that respectively can receive the credit-worthiness test frame in time from node, so as to improve from node reverts back test
The efficiency of acknowledgement frame, can be effectively ensured host node and from the normal communication between node and communication it is smooth, improve communication efficiency.
In another alternative embodiment, as shown in fig. 7, the table module 2 of building includes：
Route lines unit 21, for being route according to described set up from nodal information from least one meter reading of node；
Table unit 22 is route, for according to being updated for the last time at least one meter reading routing update previous networking cycle
Routing table in, obtain the routing table in current networking cycle.
The present embodiment need to only be set up in the current networking cycle when with the previous networking cycle by route lines unit 21
Meter reading route, and by route table unit 22 update be incorporated into the routing table updated for the last time in the previous networking cycle,
The routing table in current networking cycle can be obtained, the efficiency for setting up routing table can be effectively improved.
In another alternative embodiment, as shown in figure 8, the table module 2 of building also includes：
Credit rating computing unit 23, for successful in the response of each period response message according to each bar meter reading route from node
Rate and response used time calculate the credit rating that each meter reading from node is route, success rate height and response used time short then credit
Degree is high；
Credit table unit 24, for updating the credit table acquisition that previous networking cycle last time updates according to the credit rating
Current networking cycle credit table.
By the present embodiment, when with the previous networking cycle, it need to only be calculated and obtained by credit rating computing unit 23
The credit rating being route from each bar meter reading of node, then by credit table unit 24 by the meter reading road set up in the current networking cycle
Updated and be incorporated into the credit table updated for the last time in the previous networking cycle by corresponding credit rating, you can quickly worked as
The credit table in preceding networking cycle, can effectively improve the efficiency for the table that builds one's credit.
Further, as shown in figure 9, the screening module 4 includes：
Sequencing unit 41：By each each bar meter reading route from node in the current networking cycle credit table according to credit rating by
High to low sequence；
Selected unit 42, is defined as alternative meter reading by some meter readings route for sorting forward and route.
The present embodiment is arranged each from high to low by sequencing unit 41 from each bar meter reading route of node according to credit rating
Sequence, then some meter readings for wherein sorting forward route alternately meter reading route is chosen by selecting unit 42, for example：It can select
The route of sequence preceding 3 is selected, so as to improve the efficiency and meter reading reliability of follow-up meter reading operation.And when actually implementing, can be with
Only retain credit rating sequence in credit table to route in the meter reading of first 3, when some has new meter reading route from node, only need
The new meter reading route and the 3 meter readings route being retained in credit table are ranked up contrast, if first 3 can be discharged into,
Then new meter reading is route and is added to credit table, and the meter reading route by original sequence at the 3rd is given up.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention limits by appended claims and its equivalency range.
Claims (10)
1. a kind of gauge table meter reading route management method based on bandwidth carrier technology, it is characterised in that：Including：
S1, enter the current networking cycle when, based on bandwidth carrier technology under host node it is each from node send credit-worthiness test
Frame, and receive and each test acknowledgement frame from node reverts back of parsing；
S2, when the current networking cycle is first networking cycle, being set up from nodal information in test acknowledgement frame
Current networking cycle routing table and according to each from the credit rating of node set up current networking cycle routing table in each bar meter reading
Corresponding current networking cycle credit table is route, at current not first networking cycle in networking cycle, according to test
The routing table updated for the last time from nodal information and in the previous networking cycle in acknowledgement frame sets up road of current networking cycle
The credit table updated by table and according to each from the credit rating of node and last time of previous networking cycle sets up current group
Net week phase credit table；
S3, within the current networking cycle, based on bandwidth carrier technology, meter reading cycle copy reading meter data is simultaneously according to expectation
Current networking cycle credit table is updated according to the credit rating respectively from node in meter reading；
S4, selecting the forward some meter readings route of each credit rating from node, alternately meter reading is route.
2. the gauge table meter reading route management method according to claim 1 based on bandwidth carrier technology, it is characterised in that：
It is described under host node it is each from node send credit-worthiness test frame specifically include：Host node is based on bandwidth carrier technology with broadcaster
Formula sends credit-worthiness test frame.
3. the gauge table meter reading route management method according to claim 1 based on bandwidth carrier technology, it is characterised in that：
The routing table updated for the last time from nodal information and in the previous networking cycle in the acknowledgement frame according to test sets up this
Routing table in the networking cycle includes：
S21, route according to described set up from nodal information from least one meter reading of node；
S22, according in the routing table updated for the last time at least one meter reading routing update previous networking cycle, is obtained
Obtain the routing table in current networking cycle.
4. the gauge table meter reading route management method according to claim 1 based on bandwidth carrier technology, it is characterised in that：
The credit table updated according to each from the credit rating of node and last time of previous networking cycle sets up current networking
Each bar meter reading in cycle routing table route corresponding current networking cycle credit table and specifically included：
S23, is calculated according to each bar meter reading route from node in the response success rate of each period response message and response used time
The credit rating that each meter reading from node is route is drawn, success rate is high and response used time short then credit rating is high；
S24, the credit table acquisition current networking cycle that previous networking cycle last time updates is updated according to the credit rating
Credit table.
5. the gauge table meter reading route management method according to claim 4 based on bandwidth carrier technology, it is characterised in that：
The step S4 includes：
S41, each each bar meter reading from node in the current networking cycle credit table is route according to credit rating from high to low
Sequence；
S42, is defined as alternative meter reading by some meter readings route for sorting forward and route.
6. a kind of gauge table meter reading route management system based on bandwidth carrier technology, it is characterised in that：Including：
Networking module, for enter the current networking cycle when, based on bandwidth carrier technology under host node it is each from node send out
Deliver letters and use test frame, and receive and each test acknowledgement frame from node reverts back of parsing；
Build table module, for when the current networking cycle is first networking cycle, in test acknowledgement frame from section
Point information sets up current networking cycle routing table and according to each from the credit rating of node sets up current networking cycle routing table
Each bar meter reading route corresponding current networking cycle credit table, in not first networking cycle in the current networking cycle
When, the routing table updated for the last time from nodal information and in the previous networking cycle in test acknowledgement frame sets up current
Networking cycle routing table and the credit table updated according to each from the credit rating of node and last time of previous networking cycle
Set up current networking cycle credit table；
Update module, within the current networking cycle, based on bandwidth carrier technology meter reading cycle copy reading meter according to expectation
Scale data simultaneously update current networking cycle credit table according to the credit rating respectively from node in meter reading；
Screening module, for each each bar meter reading from node in the current networking cycle credit table to be route according to credit rating
Sort from high to low, it is determined that alternately meter reading is route the forward some meter readings route of each credit rating from node.
7. the gauge table meter reading route management system according to claim 6 based on bandwidth carrier technology, it is characterised in that：
The networking module includes bandwidth carrier communication unit, for sending credit-worthiness test frame and meter reading order with broadcast mode, also
For receiving test acknowledgement frame and meter data from node reverts back.
8. the gauge table meter reading route management system according to claim 6 based on bandwidth carrier technology, it is characterised in that：
The table module of building includes：
Route lines unit, for being route according to described set up from nodal information from least one meter reading of node；
Table unit is route, for according to updating for the last time at least one meter reading routing update previous networking cycle
In routing table, the routing table in current networking cycle is obtained.
9. the gauge table meter reading route management system according to claim 6 based on bandwidth carrier technology, it is characterised in that：
The table module of building also includes：
Credit rating computing unit, for according to the response success rate being route from each bar meter reading of node in each period response message
The credit rating that each meter reading from node is route, success rate height and response used time short then credit rating are calculated with the response used time
It is high；
Credit table unit, the credit table for updating previous networking cycle last time renewal according to the credit rating is worked as
Preceding networking cycle credit table.
10. the gauge table meter reading route management system according to claim 9 based on bandwidth carrier technology, its feature exists
In：The screening module includes：
Sequencing unit：Each each bar meter reading from node in the current networking cycle credit table is route according to credit rating by height
To low sequence；
Selected unit, is defined as alternative meter reading by some meter readings route for sorting forward and route.
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