CN108401239A - A kind of gas ductwork intelligent monitor system based on cloud computing and WSN technology - Google Patents
A kind of gas ductwork intelligent monitor system based on cloud computing and WSN technology Download PDFInfo
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- CN108401239A CN108401239A CN201810176254.7A CN201810176254A CN108401239A CN 108401239 A CN108401239 A CN 108401239A CN 201810176254 A CN201810176254 A CN 201810176254A CN 108401239 A CN108401239 A CN 108401239A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
- G08B21/16—Combustible gas alarms
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
Abstract
The present invention provides a kind of gas ductwork intelligent monitor system based on cloud computing and WSN technology, including grating sensing monitoring device, cloud computing server, monitoring center；The output end of the input terminal connection that the grating sensing monitoring device is connect with cloud computing server, monitoring center and cloud computing server connects.The present invention realizes the wireless monitor to gas ductwork using cloud computing technology and grating sensing monitoring device technology.
Description
Technical field
The present invention relates to gas ductworks to monitor field, and in particular to a kind of gas ductwork based on cloud computing and WSN technology
Intelligent monitor system.
Background technology
With the continuous quickening of urban construction paces and being growing for city size, city gas business develops rapidly,
Gas facility management work is also increasingly sophisticated, and gas ductwork has become one of important infrastructure of economic development, is related to people
The daily life of the people masses.Since gas ductwork monitoring point is numerous and distributed pole is wide, the data volume of acquisition is big, difficult, monitoring
Effect is poor, and there is an urgent need to grasp the operation datas such as the ponding height in ductwork pressure, pipe network flow and lock well in real time.
The collection of data is often carried out in WSN (wireless sensor network) by way of node cluster, clustered network passes through
The larger node of election energy serves as cluster head, and selected leader cluster node can complete the receipts to member node gathered data in cluster
Collection, pretreatment and aggregation information reduce consuming of the redundant data transmissions to node energy, cluster head in network to the forward pass of base station
The relay transmission of information provides the routing of Energy Efficient to acquire information in network to the convergence of base station between node.
Invention content
In view of the above-mentioned problems, the present invention provides a kind of gas ductwork intelligent monitor system based on cloud computing and WSN technology.
The purpose of the present invention is realized using following technical scheme：
Provide a kind of gas ductwork intelligent monitor system based on cloud computing and WSN technology, including grating sensing monitoring device,
Cloud computing server, monitoring center；The input terminal connection that the grating sensing monitoring device is connect with cloud computing server, monitoring center
It is connect with the output end of cloud computing server；The grating sensing monitoring device includes base station and multiple responsible acquisition gas ductwork sensings
The gas ductwork sensing data of acquisition is issued base station by the sensor node of data, wherein sensor node by multi-hop mode
Central central processing unit carries out convergence by central central processing unit to the gas ductwork sensing data that sensor node is sent
Reason, and gas ductwork sensing data is sent to cloud computing server through central central processing unit.
Preferably, the cloud computing server includes cloud interaction, cloud storage and cloud computing.Preferably, the monitoring center
Including central processing unit, microprocessor, warning grade determination module, warning device, feedback module, the central processing unit it is defeated
The input terminal of outlet and cloud computing server connects, and the output end of the cloud computing server passes through feedback module and microprocessor
Input terminal electrical connection, the input terminal of the output end electrical connection warning grade determination module of the microprocessor, and the early warning
The output end of grade determination module is electrically connected with the input terminal of central processing unit, and output end and the alarm of the central processing unit fill
The input terminal electrical connection set.
Further, further include information transceiving device, the input terminal electrical connection central processing unit of information transceiving device it is defeated
The output end of outlet, described information R-T unit is electrically connected with the input terminal of multiple user terminals respectively.
In practical measurement process, the gas ductwork sensing data of convergence is sent to the cloud in cloud computing server by base station
In calculating.Cloud computing handles the gas ductwork sensing data received, by cloud computing treated every gas ductwork
Sensing data is sent to the comparison work that gas ductwork sensing data is carried out in cloud interaction, if being shown after comparing, gas ductwork senses
Data are undesirable, then feed back information to microprocessor by feedback module, and microprocessor drives warning grade to judge mould
Root tuber carries out the judgement work of warning grade according to the gas ductwork sensing data that receives, then by the warning grade information after judgement
It is sent in central processing unit, central processing unit driving warning device is alarmed, and the same of alert operation is realized in warning device
When, central processing unit can be linked up by information transceiving device etc. and the user of user terminal, be realized far to facilitate
Journey alert operation can be taken and solve the problems, such as that gas ductwork is brought for scheme accordingly in time.
Beneficial effects of the present invention are：Based on cloud computing technology and wireless sensor network technology, by numerous sensor sections
The data of point acquisition summarize and united analysis processing, can carry out data analysis utilization, improve the monitoring energy to gas ductwork
Power；The system realizes the intelligence to gas ductwork by the cooperation of grating sensing monitoring device, cloud computing server, monitoring center
Monitoring, and also there is early warning issuing function, it is taken in time convenient for monitoring personnel and solves gas ductwork band for scheme accordingly
The problem come.
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 the structural schematic block diagram of the gas ductwork monitoring 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.
Reference numeral：
Grating sensing monitoring device 1, cloud computing server 2, monitoring center 3, central processing unit 10, microprocessor 12, early warning etc.
Grade determination module 14, warning device 16, feedback module 18.
Specific implementation mode
The invention will be further described with the following Examples.
Referring to Fig. 1, a kind of gas ductwork intelligent monitor system based on cloud computing and WSN technology provided in this embodiment,
Including grating sensing monitoring device 1, cloud computing server 2, monitoring center 3；The grating sensing monitoring device 1 connects with cloud computing server
It connects.
In one embodiment, the grating sensing monitoring device 1 includes that base station and multiple responsible acquisition gas ductworks sense number
According to sensor node, wherein sensor node issues the gas ductwork sensing data of acquisition in base station by multi-hop mode
Central processing unit is entreated, convergence processing is carried out to the gas ductwork sensing data that sensor node is sent by central central processing unit,
And gas ductwork sensing data is sent to cloud computing server 2 through central central processing unit.
In one embodiment, sensor node include pressure sensor, gas sensor, water level sensor one kind or
It is a variety of.
In one embodiment, as shown in Fig. 2, the monitoring center 3 include central processing unit 10, it is microprocessor 12, pre-
Alert grade determination module 14, warning device 16, feedback module 18, the output end and cloud computing server of the central processing unit 10
2 input terminal connection, the output end of the cloud computing server 2 are electrically connected by feedback module 18 and the input terminal of microprocessor 12
It connects, the input terminal of the output end electrical connection warning grade determination module 14 of the microprocessor 12, and the warning grade judges
The output end of module 14 is electrically connected with the input terminal of central processing unit 10, the output end and warning device of the central processing unit 10
16 input terminal electrical connection.The cloud computing server 2 includes cloud interaction, cloud storage and cloud computing.In practical measurement process,
The gas ductwork sensing data of convergence is sent in the cloud computing in cloud computing server 2 by base station.Combustion of the cloud computing to receiving
Gas pipe network sensing data is handled, by cloud computing treated every gas ductwork sensing data is sent in cloud interaction into
The comparison work of row gas ductwork sensing data, if showing that gas ductwork sensing data is undesirable after comparing, by anti-
Feedback module 18 feeds back information to microprocessor 12, and microprocessor 12 drives warning grade determination module according to the combustion gas received
Pipe network sensing data carries out the judgement work of warning grade, then the warning grade information after judgement is sent to central processing unit 10
In, central processing unit 10 drives warning device to alarm, while warning device realizes alert operation, central processing unit 10
Can be linked up by information transceiving device etc. and the user of user terminal, to facilitate realize remote alarms work, can and
When take and solve the problems, such as that gas ductwork is brought for scheme accordingly.
In the above embodiment of the present invention, it is based on cloud computing technology and wireless sensor network technology, by numerous sensor sections
The data of point acquisition summarize and united analysis processing, can carry out data analysis utilization, improve the monitoring energy to gas ductwork
Power；The system realizes the intelligence to gas ductwork by the cooperation of grating sensing monitoring device 1, cloud computing server 2, monitoring center 3
It can monitor, and also there is early warning issuing function, be taken in time convenient for monitoring personnel and solve gas ductwork for scheme accordingly
The problem of bringing.
In one embodiment, each sensor node is divided into multiple clusters by clustering route protocol, to build sub-clustering
Wireless sensor network, wherein each cluster include a main cluster head and a secondary cluster head, main cluster head be used for polymerize cluster
The gas ductwork sensing data of inner sensor node acquisition, secondary cluster head are used to receive the Gas Pipe for the polymerization that main cluster head is sent
Net sensing data, and the gas ductwork sensing data of the polymerization of reception is sent to base station by way of multihop routing.
Wherein, the clustering route protocol includes：
(1) each sensor node affixed one's name to inside gas ductwork monitoring region receives " hello " data packet of base station broadcast,
It determines itself distance to base station, and records the actual signal intensity for receiving " hello " data packet, " hello " data
Packet includes the theory signal intensity that " hello " data packet is received by each sensor node of base station sets；
(2) the random generating probability G of sensor nodeiIf probability GiLess than the probability threshold value G of setting, then the sensor node
As working node and it is added immediately working node collection；If probability GiNo more than the probability threshold value G of setting, then the sensor node
As sleeping nodes；
(3) working node determines the current the perception radius of itself, and remaining working node broadcast concentrated to working node
Nodal information, wherein nodal information include own ID number, current the perception radius；
(4) after working node receives the nodal information of remaining working node, if working node α is located at working node β
Sensing range in, then working node α be added to working node β neighbor node concentrate；
(5) working node neighbor node concentrate, the maximum working node of preferred value be elected as main cluster head and to remaining
Sensor node broadcasts are elected to information, are not elected to the working node of main cluster head and become member node and be added to nearest main
Cluster head；
Wherein, the calculation formula of preferred value is：
In formula, YjIndicate the preferred value of working node j, EjFor the current remaining of working node j, Ej0For working node j
Primary power, RjFor the current the perception radius of working node j, D (j, sink) is distances of the working node j to base station；UjFor work
Node j receives the actual signal intensity of base station " hello " data packet,To receive " hello " by the working node j of base station sets
The theory signal intensity of data packet,For the value function of setting, whenWhen,WhenWhen,λ1、λ2For the weight coefficient of setting, and λ1+λ2=1；
(6) sleeping nodes are received after information is elected in the broadcast and are activated, and are added to nearest main cluster head, point
After the completion of cluster, main cluster head selects a sensor node as secondary cluster head in its cluster.
The present embodiment proposes a kind of new clustering route protocol, passes through the main cluster head of selection and secondary cluster head in the agreement
To undertake polymerization and the forwarding task of gas ductwork sensing data, realization energy consumption dispersion, so as to reduce combustion gas in completion cluster
The energy consumption of the main cluster head of pipe network sensing data polymerization and the frequency of main cluster head rotation, and then the existence of network can be extended
Time.It is maximum as cluster head that current remaining is directly selected compared with the existing technology, and the present embodiment is creatively chosen excellent
Choosing is worth maximum sensor node as main cluster head, wherein the calculation formula of preferred value is creatively devised, according to sensing
The difference for the actual signal intensity and theory signal intensity that device node receives base station data packet devises the weighting system for distance
Number so that calculated preferred value more accurately weighs the position advantage of sensor node, and the present embodiment is according to energy and position
Advantage two enables to main cluster head having enough energy to complete gas ductwork sensing data because usually selecting main cluster head
The energy consumption that the forwarding of gas ductwork sensing data is reduced under the premise of the task of polymerization, to reduce the rate of main cluster head failure.
In one embodiment, sensor node also records the time of " hello " data packet for receiving base station broadcast, institute
" hello " data packet stated further includes that the theoretical time of " hello " data packet is received by each sensor node of base station sets；
The calculation formula of the current the perception radius is：
In formula, RjFor the current the perception radius of working node j, D (j, sink) is working node j to the distance of base station, Dmax
For the maximum value in the distance of all the sensors node to base station, DminFor in the distance of all the sensors node to base station most
Small value, μ are the radius controlling elements of definition, and value is between [0.4,0.8], Rj0For all the sensors node initializing when sense
Know radius；TjThe time of base station " hello " data packet, T are received for working node jj oTo be received by the working node j of base station sets
The theoretical time of base station " hello " data packet, f (Tj o,Tj) it is to judge value function, work as Tj o≥TjWhen, f (Tj o,Tj)=0, when
Tj o<TjWhen, f (Tj o,Tj)=1.
The present embodiment sets the calculation formula of current the perception radius, by controlling current the perception radius, controls each work
Make the neighbor node number of node, to further influence the competitive scope of working node.
The control that the present embodiment passes through current the perception radius so that the competitive scope of working node can arrive base according to itself
The distance stood and change, the competitive scope of the working node closer apart from base station is relatively smaller, is conducive to closer apart from base station
Region generates more main cluster head, and cluster scale is relatively small, to the balanced energy consumption apart from base station immediate area, prevent away from
It is comparatively fast failed from the secondary cluster head in the immediate area of base station because excessive gas ductwork sensing data forwards task, improves and obtain
Take the reliability of gas ductwork sensing data；The present embodiment also creatively receives base station broadcast according to sensor node
The time of " hello " data packet and the difference of theoretical time devise the weighting coefficient for distance, improve working node
The precision that competitive scope changes according to itself to the distance of base station.
In one embodiment, main cluster head selects a sensor node as secondary cluster head in its cluster, including：
(1) main cluster head calculates the select probability of each sensor node in its cluster：
In formula, QkIndicate the select probability of sensor node k, EkFor the current remaining of sensor node k, EminTo set
Fixed minimum energy value, ECFor the current remaining of the main cluster head C of the affiliated clusters of sensor node k, D (k, C) is sensor
The distance of node k to its main cluster head C, D (C, sink) are distances of the main cluster head C to base station, and D (k, sink) is sensor section
Point k is to the distance of base station, and y [D (C, sink), D (k, sink)] is to judge value function, as D (C, sink) >=D (k, sink)
When, y [D (C, sink), D (k, sink)]=1, as D (C, sink)<When D (k, sink), y [D (C, sink), D (k, sink) 3=
6,6 be the energy consumption weight factor of setting；
(2) main cluster head is using the maximum sensor node of select probability in its cluster as secondary cluster head.
As a kind of optional mode, when the current remaining of secondary cluster head is less than the minimum energy value E setminWhen,
Secondary cluster head redefines a sensor node as secondary cluster head in its cluster.
The present embodiment creatively devises the calculating of select probability according to the energy and positional factor of sensor node
Formula, the bigger expression sensor node of select probability are responsible for gas ductwork sensing number with more preferably position and enough energy
According to the task of forwarding.
Secondary cluster head is that energy consumption is relayed between the cluster for undertaking main cluster head, and the present embodiment is according to the meter of above-mentioned select probability
The select probability that formula calculates each sensor node in cluster is calculated, and therefrom using the maximum sensor node of select probability as secondary
Cluster head is wanted, the reliability for ensureing the forwarding of gas ductwork sensing data is conducive to, main cluster head is reduced and sends combustion gas to secondary cluster head
The energy consumption of pipe network sensing data saves the communications cost of gas ductwork intelligent monitor system.
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 gas ductwork intelligent monitor system based on cloud computing and WSN technology, characterized in that filled including sensor monitoring
It sets, cloud computing server, monitoring center；The input terminal of the grating sensing monitoring device and cloud computing server connects, monitoring center
It is connect with the output end of cloud computing server；The grating sensing monitoring device includes base station and multiple responsible acquisition gas ductwork sensings
The gas ductwork sensing data of acquisition is issued base station by the sensor node of data, wherein sensor node by multi-hop mode
Central central processing unit carries out convergence by central central processing unit to the gas ductwork sensing data that sensor node is sent
Reason, and gas ductwork sensing data is sent to cloud computing server through central central processing unit.
2. a kind of gas ductwork intelligent monitor system based on cloud computing and WSN technology according to claim 1, feature
It is that the monitoring center includes central processing unit, microprocessor, warning grade determination module, warning device, feedback module, institute
The input terminal of the output end and cloud computing server of stating central processing unit connects, and the output end of the cloud computing server passes through anti-
Feedback module is electrically connected with the input terminal of microprocessor, and the output end of the microprocessor is electrically connected the defeated of warning grade determination module
Enter end, and the output end of the warning grade determination module is electrically connected with the input terminal of central processing unit, the central processing unit
Output end be electrically connected with the input terminal of warning device.
3. a kind of gas ductwork intelligent monitor system based on cloud computing and WSN technology according to claim 1, feature
Be, sensor node include pressure sensor, gas sensor, water level sensor it is one or more.
4. according to a kind of gas ductwork intellectual monitoring system based on cloud computing and WSN technology of claim 1-3 any one of them
System, characterized in that each sensor node is divided into multiple clusters by clustering route protocol, to build the wireless sensor of sub-clustering
Network, wherein each cluster includes a main cluster head and a secondary cluster head, main cluster head is for polymerizeing cluster inner sensor node
The gas ductwork sensing data of acquisition, secondary cluster head are used to receive the gas ductwork sensing data for the polymerization that main cluster head is sent,
And the gas ductwork sensing data of the polymerization of reception is sent to base station by way of multihop routing.
5. a kind of gas ductwork intelligent monitor system based on cloud computing and WSN technology according to claim 4, feature
It is that the clustering route protocol includes：
(1) each sensor node affixed one's name to inside gas ductwork monitoring region receives " hello " data packet of base station broadcast, determines
The distance of base station itself is arrived, and records the actual signal intensity for receiving " hello " data packet, " hello " the data packet packet
Include the theory signal intensity that " hello " data packet is received by each sensor node of base station sets；
(2) the random generating probability G of sensor nodeiIf probability GiLess than the probability threshold value G of setting, then the sensor node becomes
Working node is simultaneously added immediately working node collection；If probability GiNo more than the probability threshold value G of setting, then the sensor node becomes
Sleeping nodes；
(3) working node determines the current the perception radius of itself, and remaining the working node broadcast node concentrated to working node
Information, wherein nodal information include own ID number, current the perception radius；
(4) after working node receives the nodal information of remaining working node, if working node α is located at the sense of working node β
Know in range, then working node α is added to the neighbor node concentration of working node β；
(5) neighbor node of working node is concentrated, and the maximum working node of preferred value is elected as main cluster head and is sensed to remaining
Device node broadcasts are elected to information, are not elected to the working node of main cluster head and become member node and be added to nearest main cluster
Head；
Wherein, the calculation formula of preferred value is：
In formula, YjIndicate the preferred value of working node j, EjFor the current remaining of working node j, Ej0For the first of working node j
Beginning energy, RjFor the current the perception radius of working node j, D (j, sink) is distances of the working node j to base station；UjIt is saved for work
Point j receives the actual signal intensity of base station " hello " data packet,To receive " hello " number by the working node j of base station sets
According to the theory signal intensity of packet,For the value function of setting, whenWhen,WhenWhen,λ1、λ2For the weight coefficient of setting, and λ1+λ2=1；
(6) sleeping nodes are received after information is elected in the broadcast and are activated, and are added to nearest main cluster head, and sub-clustering is complete
Cheng Hou, main cluster head select a sensor node as secondary cluster head in its cluster.
6. a kind of gas ductwork intelligent monitor system based on cloud computing and WSN technology according to claim 5, feature
It is that, when minimum energy value of the current remaining of secondary cluster head less than setting, secondary cluster head redefines one in its cluster
A sensor node is as secondary cluster head.
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| CN201810176254.7A CN108401239A (en) | 2018-03-03 | 2018-03-03 | A kind of gas ductwork intelligent monitor system based on cloud computing and WSN technology |
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| CN201810176254.7A CN108401239A (en) | 2018-03-03 | 2018-03-03 | A kind of gas ductwork intelligent monitor system based on cloud computing and WSN technology |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110276496A (en) * | 2019-06-27 | 2019-09-24 | 成都慧众云信息技术有限公司 | Combustion gas energy consumption data processing method, system and gas appliance based on cloud computing |
| CN111510985A (en) * | 2020-03-19 | 2020-08-07 | 东北电力大学 | Wireless sensor network directional diffusion protocol data query method based on cluster bridge |
-
2018
- 2018-03-03 CN CN201810176254.7A patent/CN108401239A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110276496A (en) * | 2019-06-27 | 2019-09-24 | 成都慧众云信息技术有限公司 | Combustion gas energy consumption data processing method, system and gas appliance based on cloud computing |
| CN110276496B (en) * | 2019-06-27 | 2020-05-08 | 成都慧众云信息技术有限公司 | Gas energy consumption data processing method and system based on cloud computing and gas appliance |
| CN111510985A (en) * | 2020-03-19 | 2020-08-07 | 东北电力大学 | Wireless sensor network directional diffusion protocol data query method based on cluster bridge |
| CN111510985B (en) * | 2020-03-19 | 2022-09-20 | 东北电力大学 | Wireless sensor network directional diffusion protocol data query method based on cluster bridge |
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Application publication date: 20180814 |