CN109781942A - A kind of air quality detection system and method based on Internet of Things - Google Patents
A kind of air quality detection system and method based on Internet of Things Download PDFInfo
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- CN109781942A CN109781942A CN201811617352.6A CN201811617352A CN109781942A CN 109781942 A CN109781942 A CN 109781942A CN 201811617352 A CN201811617352 A CN 201811617352A CN 109781942 A CN109781942 A CN 109781942A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The invention belongs to air detection technical fields, disclose a kind of air quality detection system and method based on Internet of Things；The processing and access modules of terminal monitoring module, sensing data and the cloud platform module, data of air quality.Real-time monitoring air in need measuring station and family and public place；Realize effective the docking of monitoring data and connection Internet of Things cloud platform；The monitoring data of upload are excavated, are analyzed, handled and summarized.The present invention detects air quality using multiple sensors, and realizes miniaturization modularization.Using wireless communication technique, the trouble of wiring, cabling is reduced, convenient for upgrading and maintenance.Using multiple interfaces technology, including USBj interface, Ethernet interface and ZigBee wireless communication interface facilitate user to select.It realizes to Detection of Air Quality, analysis and the abnormality processing in region, and realizes relative alarm function.
Description
Technical field
The invention belongs to air detection technical field more particularly to a kind of air quality detection systems based on Internet of Things
And method.
Background technique
Currently, the prior art commonly used in the trade is such that
The World Health Organization on December 15th, 2010 has issued a indoor air quality mark in its general headquarters' Geneva, Switzerland
Quasi- report (WHO is to significantly reduce the prepared household Chemicals new standard of health risk).This is that World Health Organization announces for the first time
To the quantitative criteria for the room air noxious material that health has an impact, relevant laws and regulations are formulated for countries in the world and are provided
Foundation.The chemical pollutant in room air that the World Health Organization defines mainly includes benzene, carbon monoxide, formaldehyde, titanium dioxide
Nine kinds of substances such as nitrogen, radon, trichloro ethylene, the smoke exhaust etc. generated during also warming oneself and cook.Room air is main
Pollution sources come from cement, the buildings such as coating, paint, furniture and building materials data, the indoor equipmenies such as household electrical appliances, decoration and outdoor pollution
Source enters the room.
The air quality detection system in China is started late compared with developed countries, and in recent years, air pollution problems inherent is increasingly
Prominent, country gradually payes attention to the network construction of air quality.Part provinces and regions and key cities have carried out the networking of detection website
Work, current country's Detection of Air Quality network is mainly based on the measuring station of city, however these detection networks are appointed and so existed
Many problems.
The air quality detecting device that China uses all is much to purchase external producer product, due to the agreement of a producer
Or software is incompatible, expansion is poor, and mounting means, and data format, man-machine interface is also different, results in reality
With when there are various problems.Part measuring station detection data can not network real-time Transmission and Automatic dispatching.Most of environment are empty
In makings amount automatic checkout system, the degree of modularity is not high, and system development is more chaotic, results in system redevelopment and maintenance
It is difficult.
With the continuous development of technology of Internet of things and perfect, a kind of sky realized based on technology of Internet of things how is provided
Makings amount detection systems, come outside sensing chamber and room air becomes more and more important.
In conclusion problem of the existing technology is:
(1) air quality detecting device is all much to purchase external producer product in the prior art, due to the association of a producer
View or software are incompatible, and expansion is poor, and mounting means, and data format, man-machine interface is also different, results in reality
Border with when there are various problems；Example can not achieve miniaturization modularization, increase wiring, cabling trouble etc..
(2) measuring station detection data in part can not network real-time Transmission and Automatic dispatching in the prior art.
(3) in the prior art in most of ambient air quality automatic checkout systems, the degree of modularity is not high, and system is opened
Hair is more chaotic, and it is difficult that the system that results in is redeveloped and safeguarded.
Summary of the invention
In view of the problems of the existing technology, the present invention provides a kind of air quality detection systems based on Internet of Things.
The invention is realized in this way a kind of air quality detection system based on Internet of Things includes:
The terminal monitoring module of air quality, for real-time monitoring air in need measuring station and family and public affairs
Place altogether；
Sensing data and cloud platform module, for realizing effective the docking of monitoring data and connection Internet of Things cloud platform；
The processing and access modules of data, for the monitoring data of upload to be excavated, are analyzed, handled and are summarized, shape
At related figure dynamic in real time, data and text suggestion.
Further, the terminal detection module of air quality, using terminal cognition technology, by carbon dioxide, carbon monoxide,
Volatile polluted gas and temperature and humidity are converted into electric signal.
Further, the terminal monitoring module of air quality for real-time monitoring air in need measuring station and family
Front yard and public place.
Further, sensing data and cloud platform module, realization monitoring data are effective right with connection Internet of Things cloud platform
It connects.
Further, sensing data and cloud platform include 3G communication unit, Zig-BEE short-range wireless communication unit.
Further, 3G communication unit, for being shipped regularly to after being pre-processed monitoring data by 3G wireless network
Internet of Things cloud platform.
Further, Zig-BEE short-range wireless communication unit realizes that cloud is flat for operating to intelligent linkage equipment
Platform carries out control signal issuing in time to monitoring terminal after backstage deeply handles data；And then realize cloud platform to object
The control of networked terminals, whole process have run through the end of Internet of Things, pipe, cloud.
Further, the processing and access modules of data, for being excavated, analyzed to the monitoring data of upload, handled and
It summarizes, forms related figure dynamic in real time, data and text suggestion, government department and masses is enable to pass through PC, mobile phone etc.
The air quality that various forms grasps monitored place whenever and wherever possible takes control measures to issue early warning.
In conclusion advantages of the present invention and good effect are as follows:
(1) present invention detects air quality using multiple sensors, and realizes miniaturization modularization.The present invention uses nothing
Line communication technology reduces the trouble of wiring, cabling, convenient for upgrading and maintenance.The present invention uses multiple interfaces technology, including
USBj interface, Ethernet interface and ZigBee wireless communication interface, facilitate user to select.The present invention is realized in region
Detection of Air Quality, analysis and abnormality processing, and realize relative alarm function.
(2) Internet of Things gas sensing techniques gas sensing techniques of the present invention, using gas sensor by the composition of gas,
The information such as concentration are converted into can be by the technology of the information of the identifications such as personnel, instrument and meter, computer.It is wrapped in the technical program
State-of-the-art Internet of Things gas sensing techniques are contained.By the sensor of different types of gas (semiconductor gas sensor,
Infrared gas sensor, semiconductor gas sensor etc.), it is integrated into an integrated wireless gas monitor apparatus.It is logical
Cross this monitoring device, can 24 hours incessantly, accurately monitor dusting solid particle, CO, CO2, temperature, humidity etc.
Parameter.Air Quality can also be understood in real time in the case where personnel are absent from the scene.
(3) ZigBee technology, it is various that ZigBee is mainly used within short-range and message transmission rate is not high
Between electronic equipment.ZigBee uses 2.4GHz wave band, using frequency hopping.Compared with bluetooth, ZigBee is simpler, rate
Slower, power and expense are also lower.Its basic rate is 250kb/s, and when being reduced to 28kb/s, transmission range can expand
To 134m, and obtain higher reliability.In addition, it can be with 254 node internettings.Simultaneously as using wireless communication control
Technology processed, so when carrying out the installation of wireless gas monitor apparatus, it is not necessary to which cabling does not destroy finishing yet, simple and convenient.
(4) wireless communication technique can install 4G card by built-in wireless communication module in wireless gas monitor apparatus.It is logical
4G network is crossed, and monitoring data are uploaded to by connection Internet of Things cloud platform by 4G network, realizes the real-time prison to air environment
Control understands environmental degree of comfort, analyses air environment situation scientifically.
Detailed description of the invention
Fig. 1 is the air quality detection system block diagram provided in an embodiment of the present invention based on Internet of Things.
In figure: 1, the terminal monitoring module of air quality；2, sensing data and cloud platform module；3, the processing of data with
Access modules；
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to this hair
It is bright to be further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, not
For limiting the present invention.
It elaborates with reference to the accompanying drawing to application principle of the invention；
As shown in Figure 1, the air quality detection system provided in an embodiment of the present invention based on Internet of Things includes:
Terminal monitoring module 1, sensing data and the cloud platform module 2 of air quality, the processing of data and access modules 3；
The terminal detection module 1 of air quality provided in an embodiment of the present invention, using terminal cognition technology, by titanium dioxide
Carbon, carbon monoxide, volatile polluted gas and temperature and humidity are converted into electric signal.
The terminal monitoring module 1 of air quality provided in an embodiment of the present invention for real-time monitoring air in need
Measuring station and family and public place.
Sensing data provided in an embodiment of the present invention and cloud platform module 2 realize that monitoring data and connection Internet of Things cloud are flat
Effective docking of platform.
Sensing data provided in an embodiment of the present invention and cloud platform 2 include 3G communication unit 2-1, Zig-BEE short distance without
Line communication unit 2-2.
3G communication unit 2-1 provided in an embodiment of the present invention, it is wireless for passing through 3G after being pre-processed monitoring data
Network is shipped regularly to Internet of Things cloud platform.
Zig-BEE short-range wireless communication unit 2-2 provided in an embodiment of the present invention, for intelligent linkage equipment into
Row operation realizes that cloud platform carries out control signal issuing in time to monitoring terminal after backstage deeply handles data；In turn
Realize control of the cloud platform to internet-of-things terminal, whole process has run through the end of Internet of Things, pipe, cloud.
The processing and access modules 3 of data provided in an embodiment of the present invention, for being dug to the monitoring data of upload
Pick, analysis, processing and summary form related figure dynamic in real time, data and text suggestion, make government department and public energy
Enough takes and control to issue early warning by the air quality that the various forms such as PC, mobile phone grasp monitored place whenever and wherever possible
Reason measure.
Application principle of the invention is described further below with reference to concrete application.
(1) technical solution of the present invention is divided into three parts:
1, the terminal monitoring of air quality.The terminal uses terminal cognition technology, by carbon dioxide, carbon monoxide, can wave
Hair contact scar gas and temperature and humidity are converted into electric signal.The basis of above 5 indexs of design monitoring is World Health Organization
Report about Indoor Air Quality standards.This portion of techniques be widely used in real-time monitoring air in need measuring station
And family and public place: such as office, classroom, hospital, market, dining room, exhibition center, library.
2, sensing data and cloud platform are combined closely, this part rely on China Unicom 3G wireless communication technique and
Relevant Data Transport Protocol realizes effective the docking of monitoring data and connection Internet of Things cloud platform.There is terminal 3G to communicate mould
Block is shipped regularly to Internet of Things cloud platform by 3G wireless network after being pre-processed monitoring data.Terminal has simultaneously
Zig-BEE short-range wireless communication module.Cloud platform carries out control signal to monitoring terminal after backstage deeply handles data
In time issue, terminal module can operate intelligent linkage equipment by wireless communication.To realize cloud platform pair
The control of internet-of-things terminal, whole process have run through the end of Internet of Things, pipe, cloud.
3, the processing and access of data.This part is excavated the monitoring data of upload, is analyzed, handled and is summarized, shape
At related figure dynamic in real time, data and text suggestion, government department and masses is enable to pass through the various shapes such as PC, mobile phone
The air quality that formula grasps monitored place whenever and wherever possible takes control measures to issue early warning.
Wherein terminal perception part is quasi- selects with lower sensor:
(1) CO sensor selects ME2-CO type electrochemical sensor
(2) temperature sensor selects DS18B20 sensor
(3) CO2 sensor selects MH/410V/D NDIR infrared gas sensor
(4) particulate matter sensors select Loew to step PM2.5 sensor
Network layer includes Ethernet wireless communication interface and ZigBee wireless communication interface, and each sensor is collected
Data are transferred to monitor or display by above-mentioned interface, and ethernet interface uses 10/100M ethernet physical layer
Transceiver DP83848, ZigBee wireless communication interface uses CC2530F256 chip.
(2) result
1, Internet of Things gas sensing techniques gas sensing techniques
Being converted into the information such as the composition of gas, concentration using gas sensor can be by personnel, instrument and meter, calculating
The technology of the information of the identifications such as machine.State-of-the-art Internet of Things gas sensing techniques are contained in the present invention program.It will be not of the same race
The sensor (semiconductor gas sensor, infrared gas sensor, semiconductor gas sensor etc.) of the gas of class, integration
Into an integrated wireless gas monitor apparatus.By this monitoring device, can 24 hours incessantly, accurately
Monitor dusting solid particle, CO, CO2, temperature, the parameters such as humidity.Sky can also be understood in real time in the case where personnel are absent from the scene
Gas quality condition.
2, ZigBee technology
ZigBee is mainly used within short-range and between the various electronic equipments that message transmission rate is not high.
ZigBee uses 2.4GHz wave band, using frequency hopping.Compared with bluetooth, ZigBee is simpler, rate is slower, power and takes
With also lower.Its basic rate is 250kb/s, and when being reduced to 28kb/s, transmission range can be expanded to 134m, and obtain
Higher reliability.In addition, it can be with 254 node internettings.Simultaneously as wireless communication control technology is used, so
When carrying out the installation of wireless gas monitor apparatus, it is not necessary to which cabling does not destroy finishing yet, simple and convenient.
3, wireless communication technique
By built-in wireless communication module in wireless gas monitor apparatus, 4G card can be installed.By 4G network, and pass through
Monitoring data are uploaded to connection Internet of Things cloud platform by 4G network, realize the real time monitoring to air environment, understand amenity
Degree analyses air environment situation scientifically.
It should be noted that embodiments of the present invention can be by the combination of hardware, software or software and hardware come real
It is existing.Hardware components can use special logic to realize；Software section can store in memory, be held by instruction appropriate
Row system, such as microprocessor or special designs hardware execute.It will be understood by those skilled in the art that above-mentioned
Device and method can be used computer executable instructions and/or be included in the processor control code to realize, such as all
Such as the mounting medium of disk, CD or DVD-ROM, the programmable memory or such as light of such as read-only memory (firmware)
Such code is provided in the data medium of or electrical signal carrier.Equipment and its module of the invention can be by such as
The semiconductor of ultra large scale integrated circuit or gate array, logic chip, transistor etc. or such as field programmable gate
The hardware circuit realization of the programmable hardware device of array, programmable logic device etc., can also be with by various types of
The software realization that device executes is managed, can also be realized by the combination such as firmware of above-mentioned hardware circuit and software.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of air quality detection system based on Internet of Things, which is characterized in that the air quality based on Internet of Things
Detection system includes:
The terminal monitoring module of air quality, for real-time monitoring air in need measuring station and family and public field
Institute；
Sensing data and cloud platform module, for realizing effective the docking of monitoring data and connection Internet of Things cloud platform；
The processing and access modules of data form phase for the monitoring data of upload to be excavated, analyze, handle and summarized
Close dynamic figure, data and text suggestion in real time.
2. as described in claim 1 based on the air quality detection system of Internet of Things, which is characterized in that the air quality
Terminal detection module, using terminal cognition technology, by carbon dioxide, carbon monoxide, volatile polluted gas and temperature and
Humidity is converted into electric signal.
3. as described in claim 1 based on the air quality detection system of Internet of Things, which is characterized in that the air quality
Terminal monitoring module for real-time monitoring air in need measuring station and family and public place.
4. as described in claim 1 based on the air quality detection system of Internet of Things, which is characterized in that the sensing data with
Cloud platform module realizes effective the docking of monitoring data and connection Internet of Things cloud platform.
5. as described in claim 1 based on the air quality detection system of Internet of Things, which is characterized in that the sensing data with
Cloud platform includes 3G communication unit, Zig-BEE short-range wireless communication unit.
6. as described in claim 1 based on the air quality detection system of Internet of Things, which is characterized in that the 3G communication is single
Member, for being shipped regularly to Internet of Things cloud platform by 3G wireless network after being pre-processed monitoring data.
7. as described in claim 1 based on the air quality detection system of Internet of Things, which is characterized in that the Zig-BEE is short
Distance wireless communication unit, for being operated to intelligent linkage equipment, after realizing that cloud platform is deeply handled data on backstage
Carry out control signal issuing in time to monitoring terminal；Realize control of the cloud platform to internet-of-things terminal.
8. as described in claim 1 based on the air quality detection system of Internet of Things, which is characterized in that the processing of the data
Related figure dynamic in real time is formed for the monitoring data of upload to be excavated, analyze, handle and summarized with access modules
Shape, data and text suggestion.
9. the air quality based on Internet of Things that a kind of perform claim requires 1 air quality detection system based on Internet of Things
Detection method.
10. a kind of information data using the air quality detection system described in claim 1~8 any one based on Internet of Things
Processing terminal.
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Application publication date: 20190521 |