CN108914985A - Building foundation pit settles intelligent monitor system - Google Patents
Building foundation pit settles intelligent monitor system Download PDFInfo
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- CN108914985A CN108914985A CN201810720688.9A CN201810720688A CN108914985A CN 108914985 A CN108914985 A CN 108914985A CN 201810720688 A CN201810720688 A CN 201810720688A CN 108914985 A CN108914985 A CN 108914985A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/10—Miscellaneous comprising sensor means
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Abstract
The present invention provides building foundation pits to settle intelligent monitor system, which includes Excavation Settlement grating sensing monitoring device, monitoring center, storage device and user terminal；The Excavation Settlement grating sensing monitoring device is acquired the monitoring data perceived for perceiving to the deformation in foundation pit, underground water, ess-strain；The monitoring center is previously stored with the master data information of Excavation Settlement, and receives and stores the monitoring data of the Excavation Settlement grating sensing monitoring device, while by monitoring data synchronized upload to the storage device；The monitoring center analyzes monitoring data also according to the master data information, it detects to issue warning when monitoring data exception, and the mutation analysis of each monitoring point of Excavation Settlement is obtained as a result, and being respectively sent to the user terminal the mutation analysis result of each monitoring point with table or graphics mode.
Description
Technical field
The present invention relates to technical field of building construction, and in particular to building foundation pit settles intelligent monitor system.
Background technique
In the related technology, the deeply mixing cement-soil pile of foundation pit side-wall and Vertical Settlement are the weights of foundation pit and underground engineering stability
Index is wanted, but the foundation pit deformation monitoring method the degree of automation being widely used at present is low, labor intensity is high, it is difficult to realize prison in real time
Control, deeply mixing cement-soil pile is different with the monitoring method settled vertically, further reduced monitoring efficiency, increases monitoring cost.
For deeply mixing cement-soil pile, manual measurement presently mainly is carried out using inclinometer pipe and inclinometer, reading is reported again, data
Lag is obvious；Though being able to achieve automatic measurement according to multiple inclinometers are distributed along inclinometer pipe, mean the several times of monitoring expense
Increase.It for deep layer vertical displacement, is presently mainly measured using total station and level meter, is equally faced with manual measurement
Data lag or monitoring expense growth the problem of.
Summary of the invention
In view of the above-mentioned problems, the present invention, which provides building foundation pit, settles intelligent monitor system.
The purpose of the present invention is realized using following technical scheme：
Building foundation pit sedimentation intelligent monitor system is provided, which includes Excavation Settlement grating sensing monitoring device, in monitoring
The heart, storage device and user terminal；
The Excavation Settlement grating sensing monitoring device is used to perceive the deformation in foundation pit, underground water, ess-strain, and
The monitoring data perceived are acquired, Excavation Settlement grating sensing monitoring device includes aggregation node and multiple described for acquiring
The sensor node of monitoring data, aggregation node and sensor node construct the wireless biography of sub-clustering type structure by Ad hoc mode
Sensor network, plurality of aggregation node are deployed in the monitoring edges of regions of setting, and multiple sensor node deployments are in the monitoring
In region；Sub-clustering is wherein carried out to sensor node according to preset cluster agreement and chooses cluster head, in the communication range of cluster head
Relay node of the interior sensor node for selecting current remaining most as cluster where the cluster head, so that the relay node
It receives and generates data packet after the monitoring data of other sensors node acquisition in cluster and report to corresponding cluster head；Aggregation node master
It is used to summarize the monitoring data that each cluster head is sent and is sent to monitoring center；
The monitoring center is previously stored with the master data information of Excavation Settlement, and receives and stores the foundation pit and sink
The monitoring data of grating sensing monitoring device drop, while by monitoring data synchronized upload to the storage device；The monitoring center is also
Monitoring data are analyzed according to the master data information, detect to issue warning when monitoring data exception, and obtain base
Hole settles the mutation analysis of each monitoring point as a result, and respectively by the mutation analysis result of each monitoring point with table or figure
Mode is sent to the user terminal.
Preferably, the sensor node includes for sensor and for sensor signal to be converted to corresponding monitoring
The signal adapter of data, the signal adapter are connect with sensor；It further include the controller for controlling frequency acquisition, institute
Controller is stated to connect with sensor.
Preferably, the monitoring center includes memory module, analysis and processing module and communication module；Memory module is for depositing
Store up the master data information of the Excavation Settlement, and the monitoring data of the storage Excavation Settlement grating sensing monitoring device；Analysis
Processing module detects to issue police when monitoring data exception for analyzing monitoring data according to the master data information
Show, and obtains the mutation analysis result of each monitoring point of Excavation Settlement；The communication module is passed for receiving the Excavation Settlement
Feel the monitoring data of monitoring device, while by monitoring data synchronized upload to the storage device, is also used to analyze processing mould
The mutation analysis result of each monitoring point of Excavation Settlement of block output is sent to the user terminal with table or graphics mode.
Preferably, the analysis and processing module includes that data preset unit, for presetting the secure threshold of each monitoring point,
Including sedimentation deformation threshold value, ess-strain value threshold value or horizontal displacement threshold value.
Further, the analysis and processing module further includes alarm unit, for receiving the secure threshold of each monitoring point,
And when at least one of monitoring data exceed the secure threshold of each monitoring point, pass through short message, mail, report, figure
Or curve notifies user terminal.
Beneficial effects of the present invention are：The present invention may be implemented to the real-time acquisition of the important operation data of foundation pit, transmission, meter
It calculates, analysis, it is intuitive to show every monitoring data, the historical variations process and current state of monitoring data, once there are urgent feelings
Condition, system can timely issue warning information, it can be achieved that the multi-level sharing of safety monitoring information is, it can be achieved that safe early warning information
Publication.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings, but the embodiment in attached drawing is not constituted to any limit of the invention
System, for those of ordinary skill in the art, without creative efforts, can also obtain according to the following drawings
Other attached drawings.
Fig. 1 is the structural schematic block diagram of the building foundation pit sedimentation intelligent monitor system of an illustrative embodiment of the invention；
Fig. 2 is the structural schematic block diagram of the monitoring center of an illustrative embodiment of the invention.
Appended drawing reference：
Excavation Settlement grating sensing monitoring device 1, monitoring center 2, storage device 3, user terminal 4, memory module 10, at analysis
Manage module 20, communication module 30.
Specific embodiment
The invention will be further described with the following Examples.
Referring to Fig. 1, the embodiment of the invention provides building foundation pits to settle intelligent monitor system, which includes Excavation Settlement
Grating sensing monitoring device 1, monitoring center 2, storage device 3 and user terminal 4；
The Excavation Settlement grating sensing monitoring device is used to perceive the deformation in foundation pit, underground water, ess-strain, and
The monitoring data perceived are acquired, Excavation Settlement grating sensing monitoring device includes aggregation node and multiple described for acquiring
The sensor node of monitoring data, aggregation node and sensor node construct the wireless biography of sub-clustering type structure by Ad hoc mode
Sensor network, plurality of aggregation node are deployed in the monitoring edges of regions of setting, and multiple sensor node deployments are in the monitoring
In region；；Sub-clustering is wherein carried out to sensor node according to preset cluster agreement and chooses cluster head, in the communication range of cluster head
Relay node of the interior sensor node for selecting current remaining most as cluster where the cluster head, so that the relay node
It receives and generates data packet after the monitoring data of other sensors node acquisition in cluster and report to corresponding cluster head；Aggregation node master
It is used to summarize the monitoring data that each cluster head is sent and is sent to monitoring center.The wireless sensor network of the present embodiment is converges more
Poly- node architecture can be improved the stability and robustness of wireless sensor network, make to sense by disposing multiple aggregation nodes
The energy consumption of device node is more balanced, the lifetime of prolonging wireless sensor network.
In one embodiment, when the current remaining of relay node is less than the minimum energy value of setting, cluster head
Again relay node of the sensor node for selecting current remaining most in its communication range as cluster where the cluster head.
In one embodiment, the sensor node includes for sensor and for being converted to sensor signal
The signal adapter of corresponding monitoring data, the signal adapter are connect with sensor；It further include for controlling frequency acquisition
Controller, the controller connect with sensor.
The monitoring center 2 is previously stored with the master data information of Excavation Settlement, and receives and stores the foundation pit
The monitoring data of grating sensing monitoring device 1 are settled, while by monitoring data synchronized upload to the storage device 3；In the monitoring
The heart 2 analyzes monitoring data also according to the master data information, detects to issue warning when monitoring data exception, and obtain
Take the mutation analysis of each monitoring point of Excavation Settlement as a result, and respectively by the mutation analysis result of each monitoring point with table or
Graphics mode is sent to the user terminal 4.
Referring to fig. 2, the monitoring center 2 includes memory module 10, analysis and processing module 20 and communication module 30；Store mould
Block 10 is used to store the master data information of the Excavation Settlement, and the prison of the storage Excavation Settlement grating sensing monitoring device 1
Measured data；Analysis and processing module 20 detects monitoring number for analyzing according to the master data information monitoring data
It is warned according to being issued when exception, and obtains the mutation analysis result of each monitoring point of Excavation Settlement；The communication module is for receiving
The monitoring data of the Excavation Settlement grating sensing monitoring device 1, while by monitoring data synchronized upload to the storage device 3, also
The mutation analysis result of each monitoring point of Excavation Settlement for exporting analysis and processing module 20 is sent out with table or graphics mode
It send to user terminal 4.
Wherein, the analysis and processing module 20 includes that data preset unit, for presetting the secure threshold of each monitoring point,
Including sedimentation deformation threshold value, ess-strain value threshold value or horizontal displacement threshold value.
Further, the analysis and processing module 20 further includes alarm unit, for receiving the safety threshold of each monitoring point
Value, and when at least one of monitoring data exceed the secure threshold of each monitoring point, pass through short message, mail, report, figure
Shape or curve notify user terminal 4.
The monitoring system of the above embodiment of the present invention design may be implemented to the real-time acquisition of the important operation data of foundation pit, biography
Defeated, calculating, analysis, it is intuitive to show every monitoring data, the historical variations process and current state of monitoring data, once appearance is tight
Anxious situation, system timely can issue warning information, it can be achieved that the multi-level sharing of safety monitoring information is, it can be achieved that safe early warning is believed
The publication of breath.
In one embodiment, the preset Clustering protocol is：
(1) the monitoring region that all the sensors node is constituted is divided by N number of subinterval using virtual regular hexagon grid；
(2) for each subinterval, the weight of all the sensors node in subinterval is calculated, by the sensor of maximum weight
Node is as cluster head；
Wherein, set the calculation formula of weight as：
In formula, EiIndicate the weight of sensor node i, WiFor the current remaining of sensor node i, WminFor setting
Minimum energy value,For the distance of sensor node i to j-th aggregation node, n is aggregation node number；Li,maxFor sensing
Distance in device node i to its communication range between the maximum sensor node of current remaining, g1、g2For the weight system of setting
Number；f(Wi,Wmin) it is to compare value function, work as Wi>WminWhen, f (Wi,Wmin)=1, works as Wi≤WminWhen, f (Wi,Wmin)=0；
(3) each sensor node selects nearest cluster head that cluster is added.
A kind of simple and convenient Clustering protocol is present embodiments provided, wherein when choosing cluster head, using virtual positive six side
Shape grid carries out subregion to the monitoring region of setting, and finds the sensor node of maximum weight as cluster from each subregion
Head.The present embodiment further sets the calculation formula of weight, by the calculation formula it is found that current residual in field communication range
There is bigger probability to become cluster head for the most sensor node of energy and the closer sensor node of each aggregation node.Due to
The most sensor node of current remaining has great probability to be elected as relay node in field communication range, by above-mentioned
Mode chooses cluster head, the energy consumption that monitoring data are transmitted between monitoring data transmission and cluster in cluster can be saved, thus on the whole
Save cost of the building foundation pit sedimentation intelligent monitor system in terms of monitoring data acquisition.
In one embodiment, cluster head is obtained to the optimal road for each aggregation node that can lead to based on ant colony optimization algorithm
Diameter；If the aggregation node number that cluster head a can lead to is m, monitoring data shunting is sent to institute in data transfer phase by cluster head a
The m aggregation node that can lead to；Wherein, cluster head is obtained to the optimal of each aggregation node that can lead to based on ant colony optimization algorithm
Path, including：
(1) cluster head d0A certain number of Front ant messages are periodically generated, another cluster in communication range is randomly choosed
Head is forwarded, and starts the first timeout clock, and the Front ant message carries cluster head d0Node identification；
(2) when Front ant message δ reaches cluster head d1When, cluster head d1Selecting to probability one in its communication range does not have
The cluster head of forwarded over Front ant message δ continues to forward Front ant message δ：
In formula, HaIndicate cluster head d1A-th of cluster head is selected in its communication range to forward the probability of Front ant message δ,Indicate cluster head d1With the pheromone concentration of the chain road of a-th of cluster head,Indicate cluster head d1Communicate with range
The pheromone concentration of the chain road of interior b-th of cluster head without forwarded over Front ant message δ,For cluster head d1Communication range
The interior cluster head quantity without forwarded over Front ant message δ；For cluster head d1The distance between described a-th of cluster head；For cluster head d1The distance between described b-th of cluster head；For a-th of cluster head to all aggregation nodes away from
From average value,The average value of distance for b-th of cluster head to all aggregation nodes；RaFor a-th of cluster head
Currently available caching size, RbFor the size of the currently available caching of b-th of cluster head；v1、v2、v3It is all setting
Weight coefficient；
(3) if cluster head d1Selected cluster head d2Front ant message δ is forwarded, then to ant before the node identification of itself being added
The address link list of ant message δ, updates the current ink overhead that records in Front ant message δ according to the following formula, and will before
Cluster head d is sent to ant message δ2：
Ut=Ut-1+Lij×U
In formula, UtIndicate updated link overhead, Ut-1Indicate the link overhead before updating, link is total when initial
Expense is the unit distance link cost value that 0, U is setting；
(4) continue to forward Front ant message δ according to (2), (3), until sending it to any one aggregation node；
(5) aggregation node TjReceive cluster head d0Start the second timeout clock when the Front ant message δ of generation, for
The multiple cluster head d received before two timeout clocks time-out0The Front ant message of generation, aggregation node TjSelection current ink is always opened
The smallest Front ant message is sold as standard Front ant message, and Back ant report is generated according to standard Front ant message
Text sends Back ant message along the inverse path of standard Front ant message, and wherein Back ant message carries
Address link list, the aggregation node T of standard Front ant messagejMark, link overhead；
(6) as cluster head d3Receive cluster head d4When the Back ant message of transmission, cluster head d is extracted4Node identification and convergence
Node TjMark, and it is stored in local, cluster head d3Itself is updated to cluster head d4Link pheromone concentration；
(7) current cluster head continues to forward Back ant message according to the information that the address link list of Back ant message indicates,
Until Back ant message reaches cluster head d0；
(8) cluster head d0To the Back ant message received before the first timeout clock time-out, extracts, updates according to (6)
Corresponding information, to obtain the optimal path to different aggregation nodes identical from the Back ant message amount received；Its
Middle cluster head d0A Back ant message is received, indicates that one leads to aggregation node that the Back ant message is recorded most
Shortest path.
Wherein, cluster head d3Itself is updated according to the following formula to cluster head d4Link pheromone concentration：
In formula, P (d3,d4) ' indicate updated cluster head d3,d4Between chain road pheromone concentration, P (d3,d4) it is more
Cluster head d before new3,d4Between chain road pheromone concentration, x be pheromones volatility；For by standard Front ant report
Text is sent to aggregation node T from the cluster head originatedjTotal hop count；Δ P is predetermined constant, indicates the letter discharged in primary update
Cease the total amount of element；For positioned at cluster head d3Communication range in cluster head number,It indicates to be located at cluster head d3Communication range
Z-th interior of cluster head is to aggregation node TjDistance,It indicates to be located at cluster head d3Communication range in all clusters
Head arrives aggregation node TjDistance the sum of square.
The present embodiment obtains cluster head to the optimal path for each aggregation node that can lead to based on ant colony optimization algorithm, works as cluster
When head possesses mulitpath to an aggregation node, the smallest Front ant message of current ink overhead is selected by aggregation node
Back ant message is generated as standard Front ant message, and according to standard Front ant message, by Back ant message edge
The inverse path of standard Front ant message send so that for the mulitpath for leading to the same aggregation node,
Always the smallest path of total link expense can be selected as the optimal path for leading to the aggregation node, be conducive to extend wireless biography
Sensor Network morals.Which improve probability selection formula and pheromone concentration more new formulas, so that hop count is less
The increased pheromone concentration of each link in path is more, and to have closer to the more sufficient cluster head of aggregation node, caching bigger
Probability Front ant message is forwarded by selection, be conducive to shorten the path length found of ant, to advantageously reduce and be
It unites total energy expense, the energy consumption of each cluster head in equalising network.
In one embodiment, monitoring data are shunted the m remittance that is sent to and can lead in data transfer phase by cluster head a
Poly- node, including：
(1) cluster head a is set to aggregation node TαOptimal path beWherein α=1 ..., what m, cluster head a had arrives remittance
The optimal path collection of poly- node is combined intoAccording to ascending suitable of the link overhead of optimal path
Each aggregation node that can lead to of ordered pair is ranked up, and is formed up to aggregation node list；
(2) it when cluster head a needs the data volume of the monitoring data sent to be less than preset data amount threshold value, chooses up to remittance
First aggregation node T in poly- node listing1, need the monitoring data sent along optimal path for describedIt is sent to remittance
Poly- node T1；
(3) when the data volume of the cluster head a monitoring data for needing to send is more than preset data amount threshold value, according to shunt ratio
The monitoring data sent are needed to be divided into multiple data packets, the multiple data packet identification of data packets letter having the same by described
Breath, wherein determine shunt ratio according to the link overhead of optimal path, the shunt ratio be used to indicate alongIn the size of the data packet of each optimal path transmission need to send relative to described
The ratio of the size of monitoring data；
(4) according to the shunt ratio edgeIn each optimal path to the multiple data packet point
It is not transmitted.
Wherein, when determining shunt ratio according to the link overhead of optimal path, the lesser optimal path of link overhead
More flow will be obtained, so that the lesser optimal path of link overhead can transmit more data volumes.The present embodiment
The specific method of determination of shunt ratio is not construed as limiting.
In one embodiment, described to need the monitoring data sent to be divided into multiple data for described according to shunt ratio
Packet, including：
The monitoring data that the needs are sent are divided into the multiple data packet of fixed value size, wherein the last one institute
The size for stating data packet is less than or equal to the fixed value；Alternatively, by it is described need the monitoring data that send be divided into meet it is described
The data packet of shunt ratio.
For example, when the reachable aggregation node of cluster head a only has 2, if it is determined according to the link overhead of optimal path
Shunt ratio be 2:1, in the division for being monitored data, the monitoring data sent can be needed to be divided into 2 numbers by described
According to packet, the size of 2 data packets is 2:1.In this manner it is possible to according to determining shunt ratio 2:1, first data
Packet is diverted to first optimal path, to be sent to corresponding aggregation node, it is optimal that the second data packet is diverted to Article 2
Path transmission.It, only need to be in the optimal path for distributing each data packet alternatively, it is also possible to which monitoring data are divided into more data packets
When meet corresponding shunt ratio.
The present embodiment sets the distributing strategy of monitoring data, by the distributing strategy, can make full use of the more of cluster head
The Internet resources transmission monitoring data of optimal path can be attached to avoid the same aggregation node by the shunting of monitoring data
Close cluster head is prematurely dead, so that the lifetime of prolonging wireless sensor network, improves monitoring data to a certain extent and pass
Defeated reliability.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than the present invention is protected
The limitation of range is protected, although explaining in detail referring to preferred embodiment to the present invention, those skilled in the art are answered
Work as understanding, it can be with modification or equivalent replacement of the technical solution of the present invention are made, without departing from the reality of technical solution of the present invention
Matter and range.
Claims (6)
1. building foundation pit settles intelligent monitor system, characterized in that including Excavation Settlement grating sensing monitoring device, monitoring center, deposit
Storage device and user terminal；
The Excavation Settlement grating sensing monitoring device is used to perceive the deformation in foundation pit, underground water, ess-strain, and to sense
The monitoring data known are acquired, and Excavation Settlement grating sensing monitoring device includes aggregation node and multiple for acquiring the monitoring
The sensor node of data, aggregation node and sensor node construct the wireless sensor of sub-clustering type structure by Ad hoc mode
Network, plurality of aggregation node are deployed in the monitoring edges of regions of setting, and multiple sensor node deployments are in the monitoring region
It is interior；Sub-clustering is wherein carried out to sensor node according to preset cluster agreement and chooses cluster head, is selected in the communication range of cluster head
Relay node of the most sensor node of current remaining as cluster where the cluster head is selected, so that the relay node receives
Data packet is generated after the monitoring data that other sensors node acquires in cluster and reports to corresponding cluster head；Aggregation node is mainly used
Summarize in the monitoring data for sending each cluster head and is sent to monitoring center；
The monitoring center is previously stored with the master data information of Excavation Settlement, and receives and stores the Excavation Settlement and pass
Feel the monitoring data of monitoring device, while by monitoring data synchronized upload to the storage device；The monitoring center also according to
The master data information analyzes monitoring data, detects to issue warning when monitoring data exception, and it is heavy to obtain foundation pit
The mutation analysis of each monitoring point drops as a result, and respectively by the mutation analysis result of each monitoring point with table or graphics mode
It is sent to the user terminal.
2. building foundation pit according to claim 1 settles intelligent monitor system, characterized in that the sensor node includes
Signal adapter for sensor and for sensor signal to be converted to corresponding monitoring data, the signal adapter with
Sensor connection；It further include the controller for controlling frequency acquisition, the controller is connect with sensor.
3. building foundation pit according to claim 1 settles intelligent monitor system, characterized in that the monitoring center includes depositing
Store up module, analysis and processing module and communication module；Memory module is used to store the master data information of the Excavation Settlement, and
Store the monitoring data of the Excavation Settlement grating sensing monitoring device；Analysis and processing module is used for according to the master data information pair
Monitoring data are analyzed, and detect to issue warning when monitoring data exception, and obtain the variation of each monitoring point of Excavation Settlement
Analyze result；The communication module is used to receive the monitoring data of the Excavation Settlement grating sensing monitoring device, while will monitor number
According to synchronized upload to the storage device, the variation point for each monitoring point of Excavation Settlement for being also used to export analysis and processing module
Analysis result is sent to the user terminal with table or graphics mode.
4. building foundation pit according to claim 3 settles intelligent monitor system, characterized in that the analysis and processing module packet
Include data and preset unit, for presetting the secure threshold of each monitoring point, including sedimentation deformation threshold value, ess-strain value threshold value or
Horizontal displacement threshold value.
5. building foundation pit according to claim 4 settles intelligent monitor system, characterized in that the analysis and processing module is also
Including alarm unit, for receiving the secure threshold of each monitoring point, and when at least one of monitoring data are beyond described each
When the secure threshold of monitoring point, user terminal is notified by short message, mail, report, figure or curve.
6. building foundation pit according to claim 1 settles intelligent monitor system, characterized in that obtained based on ant colony optimization algorithm
Take cluster head to the optimal path for each aggregation node that can lead to；If the aggregation node number that cluster head a can lead to is m, cluster head a
Monitoring data shunting is sent to the m aggregation node that can lead in data transfer phase；Wherein, it is based on ant colony optimization algorithm
Obtain cluster head to each aggregation node that can lead to optimal path, including：
(1) cluster head d0A certain number of Front ant messages are periodically generated, another cluster head randomly choosed in communication range carries out
Forwarding, and start the first timeout clock, the Front ant message carries cluster head d0Node identification；
(2) when Front ant message δ reaches cluster head d1When, cluster head d1One is selected to probability in its communication range not forward
The cluster head for crossing Front ant message δ continues to forward Front ant message δ：
In formula, HaIndicate cluster head d1A-th of cluster head is selected in its communication range to forward the probability of Front ant message δ,Indicate cluster head d1With the pheromone concentration of the chain road of a-th of cluster head,Indicate cluster head d1Communicate with range
The pheromone concentration of the chain road of interior b-th of cluster head without forwarded over Front ant message δ,For cluster head d1Communication range
The interior cluster head quantity without forwarded over Front ant message δ；For cluster head d1The distance between described a-th of cluster head；For cluster head d1The distance between described b-th of cluster head；For a-th of cluster head to all aggregation nodes away from
From average value,The average value of distance for b-th of cluster head to all aggregation nodes；RaFor a-th of cluster head
Currently available caching size, RbFor the size of the currently available caching of b-th of cluster head；v1、v2、v3It is all setting
Weight coefficient；
(3) if cluster head d1Selected cluster head d2Front ant message δ is forwarded, then Front ant report is added in the node identification of itself
The address link list of literary δ updates the current ink overhead recorded in Front ant message δ according to the following formula, and by preceding to ant
Ant message δ is sent to cluster head d2：
Ut=Ut-1+Lij×U
In formula, UtIndicate updated link overhead, Ut-1Indicate the link overhead before updating, link overhead is when initial
0, U is the unit distance link cost value of setting；
(4) continue to forward Front ant message δ according to (2), (3), until sending it to any one aggregation node；
(5) aggregation node TjReceive cluster head d0Start the second timeout clock when the Front ant message δ of generation, for the second surpassing
The multiple cluster head d received before Shi Shizhong time-out0The Front ant message of generation, aggregation node TjSelect current ink overhead most
Small Front ant message generates Back ant message as standard Front ant message, and according to standard Front ant message,
Back ant message is sent along the inverse path of standard Front ant message, wherein Back ant message carries standard
Address link list, the aggregation node T of Front ant messagejMark, link overhead；
(6) as cluster head d3Receive cluster head d4When the Back ant message of transmission, cluster head d is extracted4Node identification and aggregation node
TjMark, and it is stored in local, cluster head d3Itself is updated to cluster head d4Link pheromone concentration；
(7) current cluster head continues to forward Back ant message according to the information that the address link list of Back ant message indicates, until
Back ant message reaches cluster head d0；
(8) cluster head d0To the Back ant message received before the first timeout clock time-out, extracts, updated accordingly according to (6)
Information, to obtain the optimal path to different aggregation nodes identical from the Back ant message amount received；Wherein cluster head
d0A Back ant message is received, indicates the optimal road for leading to the aggregation node that the Back ant message is recorded
Diameter.
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Application publication date: 20181130 |