CN108152255A - A kind of dissolved oxygen monitoring system based on wireless sensor network - Google Patents
A kind of dissolved oxygen monitoring system based on wireless sensor network Download PDFInfo
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- CN108152255A CN108152255A CN201711298640.5A CN201711298640A CN108152255A CN 108152255 A CN108152255 A CN 108152255A CN 201711298640 A CN201711298640 A CN 201711298640A CN 108152255 A CN108152255 A CN 108152255A
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- G—PHYSICS
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
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- G—PHYSICS
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- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
- G01N2021/6432—Quenching
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Abstract
The present invention provides a kind of dissolved oxygens based on wireless sensor network to monitor system, including dissolved oxygen monitoring and controlling center, multiple wireless dissolved oxygen sensing nodes, aggregation node；The signal of the multiple wireless dissolved oxygen sensing node is sent to dissolved oxygen monitoring and controlling center by aggregation node.The present invention is based on wireless sensor network technologies, can realize in the coverage area of wireless sensor network, carry out dissolved oxygen monitoring anywhere or anytime, simple to operate, save a large amount of manpower and materials, improve dissolved oxygen monitoring efficiency.
Description
Technical field
The present invention relates to water quality monitoring fields, and in particular to a kind of dissolved oxygen monitoring system based on wireless sensor network
System.
Background technology
Water quality monitoring is monitoring and the type, the concentration and variation tendency of each pollutant that measure pollutant in water body, is commented
The process of valency water quality condition.Monitoring range is very extensive, including not being contaminated and contaminated natural water (river, river, lake, sea
And underground water) and various industrial water drainages etc..
Due to the particularity of water quality monitoring, after water quality monitoring is carried out to water field of big area, when needing to check measurement data,
More common mode is to fetch sensor in the prior art, in the lab exports data, causes use extremely inconvenient,
Another system is that sensor is carried out networking, and by data by 485 bus transfers to host computer, but such system needs
Mass data circuit is set up in water, although more convenient when checking measurement data, it is inconvenient that system installation is implemented.
Invention content
In view of the above-mentioned problems, the present invention provides a kind of dissolved oxygen monitoring system based on wireless sensor network.
The purpose of the present invention is realized using following technical scheme：
Provide it is a kind of based on wireless sensor network dissolved oxygen monitoring system, including dissolved oxygen monitoring and controlling center,
Multiple wireless dissolved oxygen sensing nodes, aggregation node；The signal of the multiple wireless dissolved oxygen sensing node passes through aggregation node
It is sent to dissolved oxygen monitoring and controlling center.
Optionally, the dissolved oxygen monitoring and controlling center includes data analysis set-up and alarm；Data analysis set-up
Dissolved oxygen perception data for being acquired to wireless dissolved oxygen sensing node is analyzed, and in dissolved oxygen perception data exception
Signal is sent to alarm, alarm is promoted to alarm.
Optionally, wireless dissolved oxygen sensing node includes dissolved oxygen sensor, floating ball, wireless transmit/receive units, microprocessor
Module, wireless communication module；Dissolved oxygen sensor be set on waters to be measured in, wireless transmit/receive units be set on the floating ball on and with
The dissolved oxygen sensor connection；The wireless transmit/receive units are connect with microprocessor module, which will dissolve
Lambda sensor acquisition dissolved oxygen perception data be sent to microprocessor module, the microprocessor module for handle and store by
Dissolved oxygen perception data transmitted by wireless transmit/receive units, and dissolved oxygen perception data is sent to radio communication mold by treated
Block, treated that dissolved oxygen perception data is sent to aggregation node by described for the wireless communication module.
Optionally, the dissolved oxygen sensor is electrochemical dissolution lambda sensor or the optics based on fluorescent quenching effect
Dissolved oxygen sensor.
Beneficial effects of the present invention are：Based on wireless sensor network technology, can realize in wireless sensor network
In coverage area, dissolved oxygen monitoring is carried out anywhere or anytime, it is simple to operate, a large amount of manpower and materials are saved, improve dissolved oxygen
Monitoring efficiency.
Description of the drawings
Using attached drawing, the invention will be further described, but the embodiment in attached drawing does not form 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.
The structural schematic block diagram of Fig. 1 one embodiment of the invention；
Fig. 2 is the structural schematic block diagram at the dissolved oxygen monitoring and controlling center of one embodiment of the invention.
Reference numeral：
Dissolved oxygen monitoring and controlling center 1, wireless dissolved oxygen sensing node 2, aggregation node 3, data analysis set-up 10, alarm
Device 20.
Specific embodiment
The invention will be further described with the following Examples.
Referring to Fig. 1, dissolved oxygen provided in this embodiment monitors system, including dissolved oxygen monitoring and controlling center 1, multiple wireless
Dissolved oxygen sensing node 2, aggregation node 3；The signal of the multiple wireless dissolved oxygen sensing node 2 is transmitted by aggregation node 3
To dissolved oxygen monitoring and controlling center 1.
Optionally, as shown in Fig. 2, dissolved oxygen monitoring and controlling center 1 includes data analysis set-up 10 and alarm 20；Data
The dissolved oxygen perception data that analytical equipment 10 is used to acquire wireless dissolved oxygen sensing node 2 is analyzed, and in dissolved oxygen sense
Signal is sent to alarm 20 during primary data exception, alarm 20 is promoted to alarm.Optionally, the data analysis set-up 10
For computer, the alarm 20 is buzzer.As another optional mode, the alarm 20 is flashing light alarm
Device.The present embodiment is not construed as limiting this.Alarm 20 is set, the dissolved oxygen that monitoring personnel has found waters to be measured in time can be allowed different
Reason condition.
In practical applications, dissolved oxygen perception data is abnormal, can be more than preset for single dissolved oxygen perception data
Either continuous dissolved oxygen perception data within a certain period of time has all been more than preset threshold range or one to threshold range
The average value of dissolved oxygen perception data in fixing time has been more than preset threshold range, and the present embodiment is not construed as limiting this.
Optionally, wireless dissolved oxygen sensing node 2 includes dissolved oxygen sensor, floating ball, wireless transmit/receive units, microprocessor
Module, wireless communication module；Dissolved oxygen sensor be set on waters to be measured in, wireless transmit/receive units be set on the floating ball on and with
The dissolved oxygen sensor connection；The wireless transmit/receive units are connect with microprocessor module, which will dissolve
Lambda sensor acquisition dissolved oxygen perception data be sent to microprocessor module, the microprocessor module for handle and store by
Dissolved oxygen perception data transmitted by wireless transmit/receive units, and dissolved oxygen perception data is sent to radio communication mold by treated
Block, treated that dissolved oxygen perception data is sent to aggregation node 3 by described for the wireless communication module.
Wherein, aggregation node 3 is set to outside waters to be measured, for converging the molten of each wireless transmission of dissolved oxygen sensing node 2
Solve oxygen perception data.
Optionally, the dissolved oxygen sensor is electrochemical dissolution lambda sensor or the optics based on fluorescent quenching effect is molten
Solve lambda sensor.
The dissolved oxygen monitoring system that the above embodiment of the present invention provides, based on wireless sensor network technology, can realize
In the coverage area of wireless sensor network, dissolved oxygen monitoring is carried out anywhere or anytime, it is simple to operate, save a large amount of people
Power material resources improve dissolved oxygen monitoring efficiency.
In one embodiment, each wireless dissolved oxygen sensing node is all deployed in waters to be measured, and each wireless dissolved oxygen
The perception radius of measuring node is equal, to realize the comprehensive monitoring to waters to be measured, calculates wireless dissolved oxygen according to the following formula
The minimum deployment number of measuring node：
In formula, KminRepresenting the minimum deployment number of wireless dissolved oxygen sensing node, U represents the area in the waters to be measured,
DαFor the minimum range between the wireless dissolved oxygen sensing node disposed in advance, DβIt is the wireless dissolved oxygen sensing node disposed in advance to treating
The minimum range on waters boundary is surveyed, V represents preset wireless dissolved oxygen sensing coverage rate, reFor wireless dissolved oxygen sensing section
The perception radius of point, U and reCommensurate, a are preset margin factor, and the value range of a is [0.1,0.2], and f () is default
Value function, work as DαDβ-2re 2<When 0, f (DαDβ-2re 2)=1, works as DαDβ-2re 2When >=0, f (DαDβ-2re 2)=0, int
[] is bracket function.
The wireless dissolved oxygen sensing coverage that the present embodiment meets according to the actual conditions and needs of pre- deployment scheme
Rate calculates the minimum deployment number of wireless dissolved oxygen sensing node and mutually deserved proposes wireless dissolved oxygen sensing node most
The calculation formula of small deployment number, calculate it is simple and fast, the actual deployment to carry out wireless dissolved oxygen sensing node provide according to
According to.
Before the actual deployment for carrying out wireless dissolved oxygen sensing node, should wireless dissolved oxygen be carried out according to the actual needs of monitoring
The pre- deployment scheme of measuring node is formulated, and to determine the pre- deployed position of wireless dissolved oxygen sensing node, is therefrom found distance and is treated
The nearest wireless dissolved oxygen sensing node in waters boundary is surveyed, with the distance of the wireless dissolved oxygen sensing node to waters boundary to be measured
As Dβ, and therefrom determine at a distance of nearest two wireless dissolved oxygen sensing nodes, with this two wireless dissolved oxygen sensing nodes
Between distance as Dα。
When calculating the minimum deployment number of wireless dissolved oxygen sensing node, wireless dissolved oxygen can be set according to actual conditions and surveyed
Measure the value of coverage rate V.In one embodiment, to realize the comprehensive monitoring to waters to be measured, wireless dissolved oxygen is preset
The value of measuring node coverage rate V should be not less than 80%.After the minimum deployment number for calculating wireless dissolved oxygen sensing node, if
Wireless dissolved oxygen sensing interstitial content in pre- deployment scheme is less than the minimum and disposes number, then in the wireless dissolved oxygen of actual deployment
During measuring node, continue to increase on the basis of pre- deployment scheme and dispose wireless dissolved oxygen sensing node so that actual deployment
Wireless dissolved oxygen sensing interstitial content is more than or equal to minimum deployment number.If the wireless dissolved oxygen sensing in pre- deployment scheme
Interstitial content not less than minimum deployment number, then in the wireless dissolved oxygen sensing node of actual deployment according to pre- deployment scheme into
Capable wireless dissolved oxygen sensing node deployment.For example, when calculating minimum deployment number as 40 wireless dissolved oxygen sensing nodes, if
Wireless dissolved oxygen sensing interstitial content in pre- deployment scheme is 30 wireless dissolved oxygen sensing nodes, then should continue to increase to
Few 10 wireless dissolved oxygen sensing nodes, if the wireless dissolved oxygen sensing interstitial content in pre- deployment scheme is 45 wireless dissolvings
Oxygenation measurement node then disposes 45 wireless dissolved oxygen sensing nodes in waters to be measured.
During the present embodiment actual deployment in waters to be measured is wireless dissolved oxygen sensing node, wireless dissolved oxygen sensing section is set
Point can realize the comprehensive monitoring to waters to be measured, be conducive to improve dissolved oxygen monitoring not less than the minimum deployment number calculated
The working efficiency of system.
In another embodiment, the deployment number upper limit of wireless dissolved oxygen sensing node is also set up, if pre- deployment scheme
In wireless dissolved oxygen sensing interstitial content be more than the deployment number upper limit, it should screened out according to actual conditions extra wireless molten
Solve oxygenation measurement node.Preferably, the deployment number upper limit that wireless dissolved oxygen sensing node is set be the sensor that calculates and
1.1 times of the minimum deployment number of node.By the setting of the deployment number upper limit of wireless dissolved oxygen sensing node, be conducive to protect
The energy consumption of bridge dangerous position perception data acquisition is controlled under the premise of demonstrate,proving certain network coverage.
In one embodiment, it is described to continue to increase the wireless dissolved oxygen sensing section of deployment on the basis of pre- deployment scheme
Point, specifically includes：
(1) the wireless dissolved oxygen sensing node number to be disposed of pre- deployment scheme formulation is set as KH, in pre- deployment scheme
The redundant cover rate of i-th of wireless dissolved oxygen sensing node is xi, x is calculated according to the following formulai：
Wherein
In formula, Wi∩kIntersect sensing region area, m for wireless dissolved oxygen sensing node i and its j-th of neighbor nodeiFor
The neighbor node number of wireless dissolved oxygen sensing node i, wherein neighbor node are to be located at wireless dissolved oxygen sensing node i communication model
Enclose other interior wireless dissolved oxygen sensing nodes, WiFor the sensing region area of wireless dissolved oxygen sensing node i, riIt is wireless molten
Solve the perception radius of oxygenation measurement node i, DikFor the distance between wireless dissolved oxygen sensing node i and its neighbor node D, cos-7
For inverse cosine function；
(2) according to the ascending sequence of redundant cover rate to each wireless dissolved oxygen sensing node in pre- deployment scheme into
Row is corresponding to sort, and S wireless dissolved oxygen sensing nodes are as deployment reference mode before selecting, and leading in each deployment reference mode
Increase in the range of letter and dispose wireless dissolved oxygen sensing node.
For the wireless dissolved oxygen sensing node to be disposed that pre- deployment scheme is formulated, the present embodiment will wherein redundant cover
The smaller wireless dissolved oxygen sensing node of rate increases as deployment reference mode in the communication range of each deployment reference mode
Wireless dissolved oxygen sensing node is disposed, is conducive to improve the redundant cover rate of deployment reference mode so that wireless dissolved oxygen sensing
The distribution of node is more uniform, is conducive to improve the covering quality of wireless sensor network, extends the acquisition of dissolved oxygen perception data
Work period.
In one embodiment, the wireless dissolved oxygen sensing node of deployment should be increased by being disposed at the λ in reference mode
Number determines according to the following formula：
In formula, KλThe wireless dissolved oxygen sensing node number of deployment, x should be increased in reference mode to be disposed at the λλ
Represent the redundant cover rate of the λ deployment reference mode, xμRepresent the redundant cover rate of the μ deployment reference mode, int []
For bracket function, expression pairResult of calculation carry out rounding, y [] be set value
Function, whenWhen,When When,
The present embodiment proposes the wireless dissolved oxygen sensing node number that should increase deployment in reference mode is disposed
Calculation formula so that monitoring personnel can rapidly calculate according to the calculation formula should increase in each deployment reference mode
The wireless dissolved oxygen sensing node number of deployment, the actual deployment to carry out wireless dissolved oxygen sensing node provide quantitative
Foundation；
The calculation formula determines to increase accordingly according to the relative scale of the redundant cover rate of each deployment reference mode
The wireless dissolved oxygen sensing node number of deployment, on the one hand ensure that the wireless dissolved oxygen sensing node number of actual deployment can
The minimum of above-mentioned wireless dissolved oxygen sensing node that level off to disposes number, it is ensured that realizes the comprehensive monitoring to waters to be measured, separately
On the one hand so that the distribution of wireless dissolved oxygen sensing node is more uniform, be conducive to balance the negative of each wireless dissolved oxygen sensing node
It carries, extends the work period of dissolved oxygen perception data acquisition, reduce the energy consumption of dissolved oxygen perception data acquisition, so as to further save
Save the communications cost of dissolved oxygen monitoring 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 with reference to preferred embodiment to the present invention, those of ordinary skill in the art should
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 (5)
1. it is a kind of based on wireless sensor network dissolved oxygen monitoring system, it is characterized in that, including dissolved oxygen monitoring and controlling center,
Multiple wireless dissolved oxygen sensing nodes, aggregation node；The signal of the multiple wireless dissolved oxygen sensing node passes through aggregation node
It is sent to dissolved oxygen monitoring and controlling center.
2. a kind of dissolved oxygen monitoring system based on wireless sensor network according to claim 1, it is characterized in that, it is described
Dissolved oxygen monitoring and controlling center include data analysis set-up and alarm；
The dissolved oxygen perception data that the data analysis set-up is used to acquire wireless dissolved oxygen sensing node is analyzed, and
Signal is sent to alarm during dissolved oxygen perception data exception, alarm is promoted to alarm.
3. a kind of dissolved oxygen monitoring system based on wireless sensor network according to claim 1 or 2, it is characterized in that,
The wireless dissolved oxygen sensing node includes dissolved oxygen sensor, floating ball, wireless transmit/receive units, microprocessor module, channel radio
Believe module；The dissolved oxygen sensor be set on waters to be measured in, the wireless transmit/receive units be set on the floating ball on and with it is described
Dissolved oxygen sensor connects；The wireless transmit/receive units are connect with microprocessor module, which passes dissolved oxygen
The dissolved oxygen perception data of sensor acquisition is sent to microprocessor module, which is used to handle and store by wireless
Dissolved oxygen perception data transmitted by Transmit-Receive Unit, and dissolved oxygen perception data is sent to wireless communication module by treated,
Treated that dissolved oxygen perception data is sent to aggregation node by described for the wireless communication module.
4. a kind of dissolved oxygen monitoring system based on wireless sensor network according to claim 3, it is characterized in that, it is described
Dissolved oxygen sensor is electrochemical dissolution lambda sensor or the optical dissolved oxygen sensor based on fluorescent quenching effect.
5. a kind of dissolved oxygen monitoring system based on wireless sensor network according to claim 4, it is characterized in that, pre-
Continue to increase on the basis of deployment scheme and dispose wireless dissolved oxygen sensing node, specifically include：
(1) the wireless dissolved oxygen sensing node number to be disposed of pre- deployment scheme formulation is set as KH, i-th in pre- deployment scheme
The redundant cover rate of wireless dissolved oxygen sensing node is xi, x is calculated according to the following formulai：
Wherein
In formula, Wi∩kIntersect sensing region area, m for wireless dissolved oxygen sensing node i and its j-th of neighbor nodeiIt is wireless
The neighbor node number of dissolved oxygen sensing node i, wherein neighbor node are located in wireless dissolved oxygen sensing node i communication range
Other wireless dissolved oxygen sensing nodes, WiFor the sensing region area of wireless dissolved oxygen sensing node i, riFor wireless dissolved oxygen
The perception radius of measuring node i, DikFor the distance between wireless dissolved oxygen sensing node i and its neighbor node k, cos-1It is anti-
Cosine function；
(2) phase is carried out to each wireless dissolved oxygen sensing node in pre- deployment scheme according to the ascending sequence of redundant cover rate
It should sort, the wireless dissolved oxygen sensing nodes of S are as deployment reference mode before selecting, and in each communication model for disposing reference mode
It encloses interior increase and disposes wireless dissolved oxygen sensing node.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109405172A (en) * | 2018-10-25 | 2019-03-01 | 深圳美特优科技有限公司 | Toxic gas wisdom monitors system |
| CN109451529A (en) * | 2019-01-02 | 2019-03-08 | 成都华日通讯技术有限公司 | A kind of miniature spectral sensor net system and its synergistic data processing method |
| CN110589948A (en) * | 2019-09-09 | 2019-12-20 | 广东聚源管业实业有限公司 | Method and system for monitoring water quality in pipeline based on dissolved oxygen sensor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102905365A (en) * | 2012-09-19 | 2013-01-30 | 南京邮电大学 | Network node positioning method of wireless sensor |
| CN103533568A (en) * | 2013-05-27 | 2014-01-22 | 洛阳锐亿自动化工程技术有限公司 | Chain online monitoring system based on wireless sensor network |
| CN103645233A (en) * | 2013-11-29 | 2014-03-19 | 中山欧麦克仪器设备有限公司 | Dissolved oxygen monitoring system based on wireless sensor network |
| CN105761465A (en) * | 2014-12-18 | 2016-07-13 | 镇江坤泉电子科技有限公司 | Water quality environmental monitoring system based on wireless transducers |
-
2017
- 2017-12-08 CN CN201711298640.5A patent/CN108152255A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102905365A (en) * | 2012-09-19 | 2013-01-30 | 南京邮电大学 | Network node positioning method of wireless sensor |
| CN103533568A (en) * | 2013-05-27 | 2014-01-22 | 洛阳锐亿自动化工程技术有限公司 | Chain online monitoring system based on wireless sensor network |
| CN103645233A (en) * | 2013-11-29 | 2014-03-19 | 中山欧麦克仪器设备有限公司 | Dissolved oxygen monitoring system based on wireless sensor network |
| CN105761465A (en) * | 2014-12-18 | 2016-07-13 | 镇江坤泉电子科技有限公司 | Water quality environmental monitoring system based on wireless transducers |
Non-Patent Citations (1)
| Title |
|---|
| 廖洁 等: "一种低能耗的WSN覆盖控制优化策略", 《计算机工程》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109405172A (en) * | 2018-10-25 | 2019-03-01 | 深圳美特优科技有限公司 | Toxic gas wisdom monitors system |
| CN109405172B (en) * | 2018-10-25 | 2021-06-11 | 山东瑶安电子科技发展有限公司 | Intelligent toxic gas monitoring system |
| CN109451529A (en) * | 2019-01-02 | 2019-03-08 | 成都华日通讯技术有限公司 | A kind of miniature spectral sensor net system and its synergistic data processing method |
| CN110589948A (en) * | 2019-09-09 | 2019-12-20 | 广东聚源管业实业有限公司 | Method and system for monitoring water quality in pipeline based on dissolved oxygen sensor |
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Application publication date: 20180612 |