CN108430048A - A kind of brewery's wine storage tank temperature monitoring system based on WSN technology - Google Patents
A kind of brewery's wine storage tank temperature monitoring system based on WSN technology Download PDFInfo
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- CN108430048A CN108430048A CN201810176262.1A CN201810176262A CN108430048A CN 108430048 A CN108430048 A CN 108430048A CN 201810176262 A CN201810176262 A CN 201810176262A CN 108430048 A CN108430048 A CN 108430048A
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- storage tank
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- wine storage
- cluster head
- tank temperature
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/38—Services specially adapted for particular environments, situations or purposes for collecting sensor information
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
-
- 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
- H04L45/12—Shortest path evaluation
- H04L45/126—Shortest path evaluation minimising geographical or physical path length
-
- 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
- H04L45/46—Cluster building
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/02—Communication route or path selection, e.g. power-based or shortest path routing
- H04W40/04—Communication route or path selection, e.g. power-based or shortest path routing based on wireless node resources
- H04W40/10—Communication route or path selection, e.g. power-based or shortest path routing based on wireless node resources based on available power or energy
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/02—Communication route or path selection, e.g. power-based or shortest path routing
- H04W40/20—Communication route or path selection, e.g. power-based or shortest path routing based on geographic position or location
Abstract
The present invention provides a kind of brewery's wine storage tank temperature monitoring system based on WSN technology, including temperature monitoring subsystem, monitoring center and user terminal, the temperature monitoring subsystem, user terminal are communicated to connect with monitoring center respectively；The temperature monitoring subsystem includes base station and multiple sensor nodes on storage tank, and base station and multiple sensor nodes constitute a wireless sensor network for perceiving and acquiring wine storage tank temperature data by Ad hoc mode.The invention enables the relevant informations that user can obtain brewery's wine storage tank in real time.
Description
Technical field
The present invention relates to holding vessel monitoring technical fields, and in particular to a kind of brewery's wine storage tank temperature based on WSN technology
Monitoring system.
Background technology
Wine storage tank is the critical facility of brewery's wine brewing.In outdoor environment, the temperature parameter of wine storage tank is related to production technology；
Closed wine storage tank measures alcohol liquid level in tank using alpha cellulose a gage, and the radioactivity of alpha cellulose a gage can cause to hinder to staff
Evil.Therefore monitoring is timed to outdoor wine storage tank, to ensure that alcohol ferments under the best conditions, it is automatic becomes realization production
Change efficient key link.Traditional system for detecting temperature mostly uses conducting wire connection, in sensor between signal processor
A large amount of cable is needed, and the unmanned a large amount of wiring of area progress is very difficult outdoors, most of monitoring in addition mostly use people
Work management, to inevitably have that Measure Precision is low, labor intensity is big and the observing and controlling drawbacks such as not in time, be easy to causeing can not
The loss made up.And result not only considerably increases cost, wastes human resources, and it is extremely difficult to expected effect.
Wireless sensor network is a kind of novel technology for information acquisition, has perception, processing and wireless communication by numerous
The micromation sensor node of ability is in communication with each other, cooperates to form a self-organizing network, completes specific application task.
Invention content
In view of the above-mentioned problems, the present invention provides a kind of brewery's wine storage tank temperature monitoring system based on WSN technology.
The purpose of the present invention is realized using following technical scheme：
Provide a kind of brewery's wine storage tank temperature monitoring system based on WSN technology, including temperature monitoring subsystem, monitoring
Center and user terminal, the temperature monitoring subsystem, user terminal are communicated to connect with monitoring center respectively；The temperature
Monitoring subsystem includes base station and multiple sensor nodes on the storage tank, and base station and multiple sensor nodes are by from group
The mode of knitting constitutes a wireless sensor network for perceiving and acquiring wine storage tank temperature data；The storage of sensor node acquisition
Wine tank temperature data is ultimately delivered to base station, and then the wine storage tank temperature data received is transmitted to monitoring center by base station；
The monitoring center for storing wine storage tank temperature data and other wine storage tank information, and be used for wine storage tank temperature data into
Row analyzing processing；Each sensor node is divided into multiple clusters by clustering route protocol, each cluster include first cluster head and
One the second cluster head, the first cluster head are used to polymerize the wine storage tank temperature data of cluster inner sensor node acquisition, and the second cluster head is used for
The wine storage tank temperature data of the polymerization of the first cluster head transmission is received, and the wine storage tank temperature data of the polymerization of reception is passed through into multi-hop
The mode of routing is sent to base station.
Preferably, temperature sensor is equipped in sensor node.
Beneficial effects of the present invention are：Wine storage tank temperature monitoring system of brewery is devised based on wireless sensor network technology
System realizes the real-time radio monitoring of wine storage tank temperature so that user can utilize user terminal access monitoring center with real-time
Obtain the relevant information of brewery's wine storage tank；Due to using wireless transmission method, this system easier compared to wired system installation,
Reduce in conventional information acquisition process and is limited by factors such as time and spaces.
Description of the drawings
Using attached drawing, the invention will be further described, but the embodiment in attached drawing does not constitute any limit to the present invention
System, for those of ordinary skill in the art, without creative efforts, can also obtain according to the following drawings
Other attached drawings.
Fig. 1 is brewery's wine storage tank temperature monitoring system structural schematic block diagram of one embodiment of the invention；
Fig. 2 is the structural schematic block diagram of the monitoring center of one embodiment of the invention.
Reference numeral：
Temperature monitoring subsystem 1, user terminal 3, data storage cell 10, data processing unit 20, leads to monitoring center 2
Believe unit 30.
Specific implementation mode
The invention will be further described with the following Examples.
Referring to Fig. 1, brewery's wine storage tank temperature monitoring system provided in this embodiment, including temperature monitoring subsystem 1, monitoring
Center 2 and user terminal 3, the temperature monitoring subsystem 1, user terminal 3 are communicated to connect with monitoring center 2 respectively；It is described
Temperature monitoring subsystem 1 include base station and multiple sensor nodes on the storage tank, base station and multiple sensor nodes
A wireless sensor network for perceiving and acquiring wine storage tank temperature data is constituted by Ad hoc mode；Sensor node
The wine storage tank temperature data of acquisition is ultimately delivered to base station, and then the wine storage tank temperature data received is transmitted to prison by base station
Control center 2；The monitoring center 2 is used for for storing wine storage tank temperature data and other wine storage tank information to wine storage tank
Temperature data carries out analyzing processing；Each sensor node is divided into multiple clusters by clustering route protocol, and each cluster includes one
First cluster head and second cluster head, the first cluster head are used to polymerize the wine storage tank temperature data of cluster inner sensor node acquisition, the
Two cluster heads are used to receive the wine storage tank temperature data for the polymerization that the first cluster head is sent, and by the wine storage tank temperature number of the polymerization of reception
According to being sent to base station by way of multihop routing.
Wherein, user terminal 3 can be checked wine storage tank temperature data by access monitoring center 2 and to wine storage tank temperature
The analysis and processing result of data.
In one embodiment, as shown in Fig. 2, the monitoring center 2 includes data storage cell 10, data processing list
Member 20, communication unit 30, data storage cell 10, communication unit 30 are all connect with data processing unit 20；The data are deposited
Storage unit 10 is for storing wine storage tank temperature data and other wine storage tank information；The data processing unit 20 will be for that will store up wine
Tank temperature data is compared with preset level threshold value, the wine storage tank temperature data of output abnormality；The communication unit 30 is used
It is communicated with the data between user terminal 3, temperature monitoring subsystem 1 in realization monitoring center 2.Wherein, wine storage tank temperature data
Refer to that the wine storage tank temperature data exceeds preset level threshold value to be abnormal.
Optionally, temperature sensor is equipped in sensor node.
Brewery's wine storage tank temperature monitoring system that the above embodiment of the present invention is designed based on wireless sensor network technology, it is real
The real-time radio monitoring of wine storage tank temperature is showed so that user can utilize user terminal access monitoring center to obtain wine in real time
The relevant information of factory's wine storage tank；Due to using wireless transmission method, this system easier compared to wired system installation, reduce
It is limited by factors such as time and spaces in conventional information acquisition process.
In one embodiment, the clustering route protocol specifically includes：
(1) sensor node receives the bootstrap information packet of base station broadcast, determines itself distance to base station, and record reception
To the time of the bootstrap information packet of base station broadcast, wherein bootstrap information packet includes receiving letter by each sensor node of base station sets
Mark the theoretical time of data packet；
(2) when the first election of cluster head of each round starts, each sensor node i generates one between 0 to 1 at random
Random number, and given threshold ZiIf the random number generated is less than threshold value Zi, then sensor node i become working node, and
It is added immediately working node collection；
(3) remaining working node broadcast node information that working node is concentrated to working node, wherein nodal information include
Own ID number；After working node receives the nodal information of remaining working node, if working node α is located at working node β's
In sensing range, then working node α is added to the neighbor node concentration of working node β；
(4) neighbor node of working node is concentrated, the working node of position maximum weight be elected as the first cluster head and to its
Remaining sensor node broadcasts are elected to information, and the working node of not elected first cluster head becomes member node and is added to nearest the
One cluster head；
(5) sleeping nodes are received after information is elected in the broadcast and are activated, and are added to the first nearest cluster head, point
After the completion of cluster, the first cluster head selects a member node as the second cluster head in the member node in its cluster.
The present embodiment proposes a kind of new clustering route protocol, passes through the first cluster head of selection and the second cluster head in the agreement
Jointly come undertake wine storage tank temperature data polymerization and forwarding task, the energy consumption and the first cluster head wheel of the first cluster head can be reduced
The frequency changed realizes energy consumption dispersion, and then extends the life span of network.
Wherein, threshold value ZiSet formula as：
(1) as i ∈ Q,
(2) whenWhen, Zi=0；
In formula, u is that the first cluster head number of setting accounts for the desired value of sensor node number percentage, b be when front-wheel number,
Q is precedingIt was not elected to the sensor node set of the first cluster head, V in wheeliFor the current remaining of sensor node i,
VminFor the minimum energy value of setting, e is the proportion threshold value of setting；
In formula, f (Vi-Vmin, e) and it is the comparison value function set, work as Vi-VminWhen >=e, f (Vi-Vmin, e)=1, when
Vi-Vmin<When e, f (Vi-Vmin, e)=0.5.
The present embodiment creatively sets the election contest mode of the first cluster head based on traditional LEACH clustering route protocols,
Wherein capacity factor is considered in the calculation formula of threshold value so that the random number of generation is more than the sensor node ability of threshold value
The competition for participating in the first cluster head limits sensor node and is elected as the number of the first cluster head, while reducing dump energy
Too small sensor node is elected as the probability of the first cluster head, advantageously ensures that the working time of the first cluster head, while reducing biography
The energy consumption rate of sensor node avoids sensor node premature death, therefore the present embodiment is based on above-mentioned clustering route protocol
The first cluster head and the second cluster head are elected, the stability of wireless sensor network can be improved, to greatly improve wine storage tank temperature
Degrees of data acquires and the reliability of transmission.
In a kind of optional mode, the current remaining of the first cluster head is less than the average residual of member node in its cluster
When energy, the first cluster head promotes all member nodes in its cluster to re-elect the member node of position maximum weight as new
First cluster head.
In one embodiment, if DjIndicate the position weights of working node j, DjCalculation formula be：
In formula, X (j, sink) is working node j to the distance of base station, XmaxFor the distance of all the sensors node to base station
In maximum value, XminFor the minimum value in the distance of all the sensors node to base station；yjBase station letter is received for working node j
The time of data packet is marked,To receive the theoretical time of base station bootstrap information packet by the working node j of base station sets.
It is maximum as cluster head that current remaining is directly selected compared with the existing technology, and the present embodiment is creatively chosen
The sensor node of position maximum weight is as the first cluster head, wherein creatively devising the calculation formula of position weights, root
The difference of the actual signal intensity and theory signal intensity that receive base station data packet according to sensor node is devised for distance
Weighting coefficient so that calculated position weights more accurately weigh the position advantage of sensor node.The present embodiment is according to position
Superior items are set to select the first cluster head, enable to apart from base station closer to working node have more maximum probability become the first cluster
Head.
The present embodiment can reduce the energy consumption that wine storage tank temperature data is transmitted to base station, save brewery's wine storage tank temperature monitoring
The communications cost in terms of wine storage tank temperature data collection of system.
In one embodiment, select a member node as the second cluster in member node of first cluster head in its cluster
Head specifically includes：
(1) first cluster head calculates the select probability of member node in its cluster according to the following formula：
(2) first cluster heads are using the maximum member node of select probability as the second cluster head；
Wherein, the calculation formula of select probability is：
In formula, MtIndicate the select probability of the member node t of the first cluster head a, VtFor the current remaining of member node t,For the average energy of member node in the cluster of the first cluster head a, X (a, sink) is the first cluster head a to the distance of base station, X
(t, a) distance for being member node t to its first cluster head a, X (t, sink) is member node t to the distance of base station, ytFor member
Node t receives the time of base station bootstrap information packet,To receive the reason of base station bootstrap information packet by the member node t of base station sets
By the time, k is the weight coefficient of setting.
The present embodiment creatively devises the calculation formula of select probability according to energy and positional factor, and therefrom draws
Being used for for the difference design of actual signal intensity and theory signal intensity that base station data packet is received according to sensor node is entered
The weighting coefficient of distance so that select probability can more accurately weigh the position advantage and energy advantage of member node.
The present embodiment can be that the selection of the first cluster head is best using the maximum member node of select probability as the second cluster head
Second cluster head is used to undertake the task of forwarding wine storage tank temperature data, reduces in network between the first cluster head and the second cluster head
Communication energy consumption has saved communications cost of brewery's wine storage tank temperature monitoring system in terms of wine storage tank temperature data collection.
In one embodiment, the second cluster head by the wine storage tank temperature data of the polymerization of reception by way of multihop routing
It is sent to base station, specially：When the second cluster head is less than or equal to the maximal distance threshold of setting at a distance from base station, the second cluster
The wine storage tank temperature data of head is directly transferred to base station in the form of single-hop communication；It is set when the second cluster head is more than at a distance from base station
When fixed maximal distance threshold, the second cluster head selects current remaining maximum as relaying in one hop neighbor set of node
Node, to complete the transmission of wine storage tank temperature data.The present embodiment is set accordingly according to the second cluster head at a distance from base station
Best relay routing plan can save the energy expenditure that wine storage tank temperature data is transmitted to base station.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than the present invention is protected
The limitation of range is protected, although being explained in detail to the present invention with reference to preferred embodiment, those skilled in the art answer
Work as understanding, technical scheme of the present invention can be modified or replaced equivalently, without departing from the reality of technical solution of the present invention
Matter and range.
Claims (6)
1. a kind of brewery's wine storage tank temperature monitoring system based on WSN technology, characterized in that including temperature monitoring subsystem, prison
Control center and user terminal, the temperature monitoring subsystem, user terminal are communicated to connect with monitoring center respectively；The temperature
Degree monitoring subsystem includes base station and multiple sensor nodes on storage tank, and base station and multiple sensor nodes pass through certainly
Organizational form constitutes a wireless sensor network for perceiving and acquiring wine storage tank temperature data；Sensor node acquisition
Wine storage tank temperature data is ultimately delivered to base station, and then the wine storage tank temperature data received is transmitted in monitoring by base station
The heart；The monitoring center is used for for storing wine storage tank temperature data and other wine storage tank information to wine storage tank temperature number
According to progress analyzing processing；Each sensor node is divided into multiple clusters by clustering route protocol, and each cluster includes first cluster
Head and second cluster head, the first cluster head are used to polymerize the wine storage tank temperature data of cluster inner sensor node acquisition, the second cluster head
Wine storage tank temperature data for the polymerization for receiving the transmission of the first cluster head, and the wine storage tank temperature data of the polymerization of reception is passed through
The mode of multihop routing is sent to base station.
2. a kind of brewery's wine storage tank temperature monitoring system based on WSN technology according to claim 1, characterized in that institute
The monitoring center stated includes data storage cell, data processing unit and communication unit；The data storage cell is for depositing
Store up wine storage tank temperature data and other wine storage tank information；The data processing unit is used for wine storage tank temperature data and presets
Level threshold value be compared, the wine storage tank temperature data of output abnormality；The communication unit is for realizing monitoring center and use
Data communication between family terminal, temperature monitoring subsystem.
3. a kind of brewery's wine storage tank temperature monitoring system based on WSN technology according to claim 1, characterized in that pass
Temperature sensor is equipped in sensor node.
4. special according to a kind of brewery's wine storage tank temperature monitoring system based on WSN technology of claim 1-3 any one of them
Sign is that the clustering route protocol specifically includes：
(1) sensor node receive base station broadcast bootstrap information packet, determine itself arrive base station distance, and record receive base
Stand broadcast bootstrap information packet time, wherein bootstrap information packet include by base station sets each sensor node receive beacon number
According to the theoretical time of packet；
(2) when the first election of cluster head of each round starts, each sensor node i at random generate one between 0 to 1 with
Machine number, and given threshold ZiIf the random number generated is less than threshold value Zi, then sensor node i become working node, and at once
Working node collection is added；
(3) remaining working node broadcast node information that working node is concentrated to working node, wherein nodal information includes itself
ID number；After working node receives the nodal information of remaining working node, if working node α is located at the perception of working node β
In range, then working node α is added to the neighbor node concentration of working node β；
(4) neighbor node of working node is concentrated, and the working node of position maximum weight is elected as the first cluster head and is passed to remaining
Information is elected in sensor node broadcast, and the working node of not elected first cluster head becomes member node and is added to the first nearest cluster
Head；
(5) sleeping nodes are received after information is elected in the broadcast and are activated, and are added to the first nearest cluster head, and sub-clustering is complete
Cheng Hou, the first cluster head select a member node as the second cluster head in the member node in its cluster.
5. a kind of brewery's wine storage tank temperature monitoring system based on WSN technology according to claim 4, characterized in that the
One cluster head selects a member node as the second cluster head in the member node in its cluster, including：
(1) first cluster head calculates the select probability of member node in its cluster according to the following formula：
(2) first cluster heads are using the maximum member node of select probability as the second cluster head.
6. a kind of brewery's wine storage tank temperature monitoring system based on WSN technology according to claim 5, characterized in that institute
The calculation formula for the select probability stated is：
In formula, MtIndicate the select probability of the member node t of the first cluster head a, VtFor the current remaining of member node t,
For the average energy of member node in the cluster of the first cluster head a, X (a, sink) is distances of the first cluster head a to base station, and (t a) is X
The distance of member node t to its first cluster head a, X (t, sink) are member node t to the distance of base station, ytIt is received for member node t
To the time of base station beacon data packet,To receive the theoretical time of base station bootstrap information packet by the member node t of base station sets,
K is the weight coefficient of setting.
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