CN106338578B - Environmental monitoring system based on Internet of Things - Google Patents
Environmental monitoring system based on Internet of Things Download PDFInfo
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- CN106338578B CN106338578B CN201610724116.9A CN201610724116A CN106338578B CN 106338578 B CN106338578 B CN 106338578B CN 201610724116 A CN201610724116 A CN 201610724116A CN 106338578 B CN106338578 B CN 106338578B
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- 230000007613 environmental effect Effects 0.000 title claims abstract description 53
- 238000012544 monitoring process Methods 0.000 title claims abstract description 49
- 239000007789 gas Substances 0.000 claims abstract description 34
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims abstract description 22
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 claims abstract description 16
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000009432 framing Methods 0.000 claims abstract description 5
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 33
- 238000012545 processing Methods 0.000 claims description 16
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 8
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000010355 oscillation Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 abstract description 8
- 238000004887 air purification Methods 0.000 abstract description 2
- 239000002245 particle Substances 0.000 description 28
- 238000010586 diagram Methods 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- 238000010521 absorption reaction Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
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- 239000007921 spray Substances 0.000 description 3
- GVJHHUAWPYXKBD-UHFFFAOYSA-N (±)-α-Tocopherol Chemical compound OC1=C(C)C(C)=C2OC(CCCC(C)CCCC(C)CCCC(C)C)(C)CCC2=C1C GVJHHUAWPYXKBD-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 229960004424 carbon dioxide Drugs 0.000 description 2
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 2
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
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- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002090 carbon oxide Inorganic materials 0.000 description 1
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- WIGCFUFOHFEKBI-UHFFFAOYSA-N gamma-tocopherol Natural products CC(C)CCCC(C)CCCC(C)CCCC1CCC2C(C)C(O)C(C)C(C)C2O1 WIGCFUFOHFEKBI-UHFFFAOYSA-N 0.000 description 1
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- 231100000189 neurotoxic Toxicity 0.000 description 1
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- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0073—Control unit therefor
- G01N33/0075—Control unit therefor for multiple spatially distributed sensors, e.g. for environmental monitoring
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
A kind of environmental monitoring system based on Internet of Things, belongs to technical field of air purification.System includes setting multiple environmental monitoring terminals at different locations and background server, they are linked by network, in each environmental monitoring terminal, VOC sensors be used to detect the organic exhaust gas of local environment by concentration information and be supplied to processor；SO 2 sensor is used to detect the concentration information of the sulfur dioxide of local environment and is supplied to processor；Nitrogen dioxide sensor is used to detect the concentration information of the nitrogen dioxide of local environment and is supplied to processor, and the processor is used to be packaged framing to concentration information everywhere and is sent to background server through network by communication module；Background processor is for the concentration data of reception to be added in map datum.Environmental monitoring system provided by the invention can monitoring data real-time by Internet of Things, accurate, dynamic, so that user is understood the environmental data for the position for thinking understanding in the form of very friendly.
Description
Technical field
The present invention relates to a kind of environmental monitoring systems based on Internet of Things, belong to technical field of air purification.
Background technology
As China is increasing for the research of environmental monitoring system, relevant product also continuously emerges；Such as：It is existing
It is provided in technology《SCM Based humiture sensing system》,《Carbon dioxide based on MSP430 microcontrollers measures system
System》With《The multi-functional information monitoring system of hospital》Deng；These environmental monitoring systems are all based on microcontroller and environmental sensor is set
Meter has certain researching value with made of exploitation；While in China, environmental monitoring system advances, also actively introduce
External advanced technical solution, such as：For the construction in house and the monitoring of indoor environment and control, house indoor ring has been ensured
Border it is good, save a large amount of energy, realize health and the greenization of residential environment；Internet of Things is as generation information
Technology, by the integrated use to the prior art, to realize completely new business model.Internet of Things is applied to environmental monitoring
In, real-time, accurate, dynamic monitoring data are easily obtained, realize the automating of environmental monitoring, intelligent and networking.
Invention content
To overcome disadvantage existing in the prior art, goal of the invention of the invention to be to provide a kind of environment based on Internet of Things
Monitoring system, can monitoring data real-time by Internet of Things, accurate, dynamic, further user can also be made with very friendly
Form understand think understanding position environmental data.
To realize that the goal of the invention, the present invention provide a kind of environmental monitoring system based on Internet of Things comprising setting
There are multiple environmental monitoring terminals at different location, background server, multiple environmental monitoring terminals and background server pass through net
Network is linked, which is characterized in that each environmental monitoring terminal includes VOC sensors, SO 2 sensor and nitrogen dioxide
Sensor and processor, the VOC sensors are used to detect the concentration of the organic exhaust gas of local environment, and concentration information is provided
To processor；SO 2 sensor is used to detect the concentration of the sulfur dioxide of local environment, and the concentration of sulfur dioxide is believed
Breath is supplied to processor；Nitrogen dioxide sensor is used to detect the concentration of the nitrogen dioxide of local environment, and by nitrogen dioxide
Concentration information is supplied to processor, the processor to be used to be packaged framing to concentration information everywhere and send to background service
Device；The concentration data of reception for being added in map datum and being shown in the form of icon in map by background processor.
Preferably, user terminal is equipped with environmental monitoring application program, when user open environmental monitoring application program when with
The form of map shows that when user touches some position in map, corresponding environmental data can show on a display screen.
The environmental monitoring system for being preferably based on Internet of Things further includes carbon monoxide transducer, and carbon monoxide transducer is used
In the concentration of the carbon monoxide of detection local environment, and the concentration information of carbon monoxide is supplied to processor.
The environmental monitoring system for being preferably based on Internet of Things further includes ozone sensor, and ozone sensor is for detecting institute
Locate the concentration of the ozone of environment, and the concentration information of ozone is supplied to processor.
The environmental monitoring system for being preferably based on Internet of Things further includes PM10 sensors, and PM10 sensors are for detecting institute
Locate the concentration of the PM10 of environment, and the concentration information of PM10 is supplied to processor.
The environmental monitoring system for being preferably based on Internet of Things further includes PM2.5 sensors, and PM2.5 sensors are for detecting
The concentration of the PM2.5 of local environment, and the concentration information of PM2.5 is supplied to processor..
Compared with prior art, the environmental monitoring system provided by the invention based on Internet of Things can by Internet of Things in real time,
Accurately, dynamic monitoring data can also further make user understand the ring for the position for thinking understanding in the form of very friendly
Border data.
Description of the drawings
Fig. 1 is the composition frame chart of the environmental monitoring system provided by the invention based on Internet of Things；
Fig. 2 composition schematic diagrams provided by the invention for having environmental monitor；
Fig. 3 is the circuit diagram of functional unit control system provided by the invention；
Fig. 4 is the composition schematic diagram of machine exhaust gas plasma processing unit provided by the invention；
Fig. 5 A are the axial sectional diagrammatical view illustrations of first stage particles decomposer provided by the invention；
Fig. 5 B are the axial sectional diagrammatical view illustrations of secondary particle decomposer provided by the invention；
Fig. 6 A are radial cross section of the plasma electric provided by the invention from unit cathodes position；
Fig. 6 B are the schematic diagrames that plasma ionization module provided by the invention is seen into an axial direction from anode
Fig. 6 C are particle absorption unit radial schematic cross-sections provided by the invention；
Fig. 7 is the radial cross section of ozone decomposed device provided by the invention；
Fig. 8 is the composition frame chart of the high-frequency power supply circuit of organic exhaust gas plasma processing unit provided by the invention.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "vertical", "horizontal",
The orientation or positional relationship of the instructions such as "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of retouching
It states the present invention and simplifies description, do not indicate or imply the indicated device or element must have a particular orientation, with specific
Azimuth configuration and operation, therefore be not considered as limiting the invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " is set
Set ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be directly connected, can also can also be the connection inside two elements indirectly connected through an intermediary, it is right
For those skilled in the art, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
The operation principle that the invention will now be described in detail with reference to the accompanying drawings.
Fig. 1 is the composition frame chart of the organic exhaust gas monitoring system provided by the invention based on Internet of Things.As shown in Figure 1, base
It includes background server, the user terminal by network connection to monitor system in the organic exhaust gas of Internet of Things（User U1, user
U2 ... users Um）, environmental monitor（E1, E2 ... En）And monitoring center, wherein the network is used in user terminal, ring
It is communicatively coupled between border monitor, Country Monitor center and background server.The network including the use of such as Wi-Fi, blue pressure,
2.4G、UMTS（General Mobile moves communication system）、ISDN（ISDN）、DSL（Digital subscriber line）、ATM（It is asynchronous
Transmission mode）, 802.11, the company of Ethernet, the technologies such as InfinBand and PCI Express Advanced Switching
It connects.Right agreement includes TCP/IP in a network（Transmission control protocol/procotol）、MPLS（Multiprotocol label switching）、
UDP（User Datagram Protocol）、HTTP（Hypertext transfer protocol）、FTP（File Transfer Protocol）、CDMA（CDMA）、
WCDMA（Wideband code division multiple access）、GSM（Global system for mobile communications）、HSDPA（High-speed downlink packet access）Deng.In net
It includes HTML, XML etc. that the format of data is exchanged in network.
Environmental monitor is set to each place, VOC, sulfur dioxide, nitrogen dioxide, an oxygen for place where monitoring
Change the concentration of carbon, PM10, PM2.5, ozone etc., environmental monitor can be by measured VOC, sulfur dioxide, nitrogen dioxide, one
Carbonoxide, PM10, PM2.5, ozone concentration information be packaged framing monitoring is sent to by communication module or communication subsystem
Center.Background server is carried out for being managed to network and environmental monitor test result being carried out processing with historical data
Compare, forms the data that can be consulted for user, the monitoring result base that environmental monitor provides also is added to corresponding map datum
In.User terminal is equipped with environmental monitoring application program, is come in the form of map when user opens environmental monitoring application program
It has been shown that, when user touches some position in map, corresponding environmental data can be shown on a display screen, can be with thereby using family
Understand the air quality of any environment for wanting to understand.
The composition schematic diagram of Fig. 2 environmental monitors provided by the invention, as shown in Fig. 2, environmental monitoring provided by the invention
Device includes processor 130, touch display screen 126, communication subsystem 125, VOC sensors 121, SO 2 sensor 131, two
Nitrogen oxide sensor 133, PM10 sensors 135, PM2.5 sensors 137, CO sensors 139, ozone sensor 141, multichannel are multiple
With device 122, proportional amplifier, A/D converter 132, phase inverter OP2, WIFI module 127, bluetooth module 128,2.4G modules 129
With positioning time service module 143, wherein VOC sensors 121 are used to measure the VOC concentration informations of local environment, and by concentration information
Power information is converted to, multiplexer 122 is then supplied to.SO 2 sensor 131 is used to measure the dioxy of local environment
Change sulphur concentration information, and sulfur dioxide concentration information is converted into power information, is then supplied to multiplexer 122.Titanium dioxide
Sulfer sensor 131 is used to measure the sulfur dioxide concentration information of local environment, and sulfur dioxide concentration information is converted to telecommunications
Breath, is then supplied to multiplexer 122.Nitrogen dioxide sensor 133 is used to measure the content of nitrogen dioxide letter of local environment
Breath, and content of nitrogen dioxide information is converted into power information, then it is supplied to multiplexer 122.PM10 sensors 135 are used for
The PM10 concentration informations of local environment are measured, and PM10 concentration informations are converted into power information, are then supplied to multiplexer
122.PM2.5 sensors 137 are used to measure the PM2.5 concentration informations of local environment, and PM2.5 concentration informations are converted to telecommunications
Breath, is then supplied to multiplexer 122.CO sensors 139 are used to measure the CO concentration informations of local environment, and by CO concentration
Information is converted to power information, is then supplied to multiplexer 122.Ozone sensor 141 is used to measure the ozone of local environment
Concentration information, and ozone concentration information is converted into power information, then it is supplied to multiplexer 122.Multiplexer according to
The signal that processor provides makes some sensor be connected with the output end of multiplexer, and the output end of multiplexer is connected to
Proportional amplifier, the signal for providing a certain sensor are amplified.Proportional amplifier includes：Operational amplifier OP1, electricity
Resistance R5, resistance R3 and resistance R4, the output end of multiplexer are connected to the reverse side of operational amplifier OP1 through resistance R5, transport
The output end for calculating amplifier OP1 is connected to its inverting input through resistance R3；The in-phase end of operational amplifier OP1 connects through resistance R4
It is connected to ground.The output end of operational amplifier OP1 is connected to the input terminal of phase inverter OP2 through A/D converter 132, phase inverter OP2's
Output end is connected to an input terminal of processor 130, and the analog signal that A/D converter is used to provide proportional amplifier is converted
For digital signal, OP2 is used to carry out reverse phase to the signal that A/D converter 132 provides, and is isolated.
Environmental monitor provided by the invention further includes positioning time service module 143, is used to obtain residing for environmental monitor
Location information, and send location information to processor.Processor 130 is used for the phase inverter OP2 data provided and positioning
The information package framing that time service module provides then is sent to by communication subsystem/WIFI module/bluetooth module/2.4G modules
Long-range user terminal and/or monitoring center.
The ROM123 is used for storage environment monitor working procedure, the RAM124 storage control courses of work
When nonce.The touch display screen 126 is for inputting instruction and display data or image.
Fig. 3 is the circuit diagram of functional unit control system provided by the invention, as shown in figure 3, function provided by the invention
Unit control system includes processor 201, touch display screen 205, communication subsystem 204, WIFI module 206, bluetooth module
207,2.4G modules 208 and functional unit driver, wherein functional unit driver includes resistance R1, transistor T1, diode
D1 and relay J, wherein the first end of resistance R1 is connected to an output end of processor, and second end is connected to transistor T1
Base stage.The emitter of transistor T1 is grounded, and line packet of the collector through relay is connected to the VCC1 of power supply.The line packet of relay
Both ends parallel diode D1.The ends switch K1 of relay J1 seal in the power circuit of air processing unit, i.e., at gas
The switch K1 through relay J1 of reason unit is connected to power supply VCC2.
The ROM202 is used for store function unit control system working procedure, RAM203 storage control works
Make nonce when process.The touch display screen 205 is for inputting instruction and display data or image.Communication subsystem
204, WIFI module 206, bluetooth module 207 and/or 2.4G modules 208 are used for through wireless network and terminal user or monitoring
Center is wirelessly connected, and processor 201 is received by them and instructed, when user needs to change the climatic environment item of a certain environment
When part, the condition of environment is set by environmental monitoring application program, and is sent to functional unit control system by the terminal of user
System, functional unit control system receive the power supply electricity that instruction provides signal with control function unit to functional unit driving unit
Whether road and the connection of power supply VCC2, whether to achieve the purpose that control function cell operation.Functional unit includes VOC processing
Unit, sulfur dioxide treatment unit, nitrogen dioxide processing unit, PM10 processing units, PM2.5 processing units, the processing of CO sensings
Unit, ozone treatment unit etc., in of the invention, the preferred organic exhaust gas plasma processing unit of VOC processing units.
Fig. 4 is the composition schematic diagram of machine exhaust gas plasma processing unit provided by the invention, as shown in figure 4, of the invention
The organic exhaust gas plasma processing apparatus of offer includes shell 1, controller 12 and air conditioner unit, air conditioner unit packet
Include wind turbine 4 and gas treatment equipment, wherein housing sidewall position on the lower side is provided with air inlet 2, housing sidewall position on the upper side
Be provided with exhaust outlet 9, air inlet is connected to inlet air plenum, and air inlet is provided with primary filter 3, primary filter 3 be used for into
Enter to enter the wind indoor air tentatively to be filtered, to remove the large particulate matter in air.Wind turbine 4 is for will go into inlet air plenum
It includes the N grades being sequentially connected that the interior air with organic pollution, which is supplied to gas treatment equipment, the gas treatment equipment,
Particle decomposer 6 further includes the ozone decomposed device 8 for being connected to last pole particle decomposer, the N grades of particle decomposer 6 and ozone
Decomposer 8 is connected to by the connector 7 of circular ring shape, and the particle decomposer 6 is converted to the oxygen entered in the air in it
Ozone, ozone can decompose the organic pollution for entering decomposer.Ozone decomposed device 8 is for going back ozone
Original, to prevent ozone from causing secondary pollution to air.Controller is for controlling the working condition of wind turbine and particle decomposer
System.
Fig. 5 A are the axial sectional diagrammatical view illustrations of first stage particles decomposer provided by the invention, and as shown in Figure 5A, the present invention carries
The particle decomposer of confession includes plasma ionization module 61 and particle absorption unit 62, and plasma ionization module 61 includes insulator
Shell 6 is provided with M along the axial direction of insulator shell 6（M is the integer more than or equal to 2）Gas channel, each air-flow are logical
It is disposed with cathode along airflow direction, such as cathode ring 613, discharge anode and absorber 615, discharge anode includes anode electrode
Plate 604 and with axis angle at an acute angle and stretch to multiple spray points 602 of cathode.In the present invention, gas channel is preferably cylinder
Shape cavity, cathode ring 613 are circular ring shape, and the first end in cylindrical cavity is arranged；Anode plate is arranged in cylindrical cavity
The center of second end；Multiple spray points 602 are connected with anode plate, and multiple spray points are uniformly distributed, and are arranged in cylindrical cavity
It is interior and radial to cathode ring extension.Particle absorption unit 62 includes insulator shell, and the axial direction along insulator shell is arranged
Have M gas channel, the content of each gas channel is circumferentially arranged fiber medium 615, for absorb decomposed it is organic
Exhaust gas particles.In the present invention, plasma ionization module 61 can be connected with particle absorption unit 62 by circular connector, so
The gas channel of plasma ionization module 61 is set to be communicated with the gas channel of particle absorption unit 62, and convenient for setting cathode, sun
Pole and fiber medium.
Fig. 5 B are the axial sectional diagrammatical view illustrations of secondary particle decomposer provided by the invention, and as shown in Figure 5 B, the present invention carries
The particle decomposer of confession includes two level, and the structure per level-one is identical, and first order particle decomposer is first with second level particle decomposer
Tail is connected, in this way, decomposition path-ways and the time of organic exhaust gas are extended, to provide decomposition efficiency.Although the present invention is with one
Grade particle decomposer and secondary particle decomposer are illustrated, and still, are also not necessarily limited to above-mentioned two kinds of situations, can send out N grades, N
For more than or equal to integer.Actually should when, can freely be set according to desired degree of purification.In the present invention, N grades
Particle decomposer spirals helically in this way, not only the space occupied is made to reduce, while making the convolution for entering organic exhaust gas
Time lengthening more improves purification efficiency.
Fig. 6 A are radial cross section of the plasma electric provided by the invention from unit cathodes position, as shown in Figure 6A,
Each plasma ionization module 61 includes M（M is the integer more than or equal to 2）A gas channel, the of each gas channel
One end is respectively provided with a cathode coil, and each cathode coil is connected to ground wire 615 by conducting wire.
Fig. 6 B are the schematic diagrames that plasma ionization module provided by the invention is seen into an axial direction from anode.Such as Fig. 6 B institutes
Show, each plasma ionization module 61 includes M（M is the integer more than or equal to 2）A gas channel, each gas channel
The center of second end is respectively provided with an anode pole 604, and each anode plate 604 is connected with multiple radial discharge electrodes
602, each discharge electrode extends to plate winding 613, but does not contact, and each anode plate connects high-field electrode 605 by conducting wire.
Fig. 6 C are particle absorption unit radial schematic cross-section provided by the invention, as shown in Figure 6 C, particle absorption unit
62 include M gas channel, and the logical interior circumferentially arranged fiber medium 615 of each air-flow, the fiber medium 615 is for adsorbing quilt
The organic exhaust gas particle of decomposition.
Fig. 7 is the radial cross section of spiral shape ozone decomposed pipe provided by the invention.As shown in figure 5, spiral shape is smelly
Oxygen solution pipe 8 includes a M gas channel 101, is coated on the inner wall of cellular gas channel, manganese oxide particle 102,
It is preferred that manganese dioxide particle 102.It can be rigid to revolve shape ozone decomposed pipe 8, or flexible.
Fig. 8 is the composition frame provided by the present invention for the high-frequency power supply circuit of organic exhaust gas plasma processing unit
Figure, as shown in figure 8, high-frequency power supply circuit provided by the invention includes：Oscillator 101 is used to generate the high frequency letter of setting frequency
Number, the oscillator preferred crystal oscillator in the present invention, operating center frequency is in 2MHz to 4MHz.
High-frequency power supply circuit further includes phase-locked loop, and the phase-locked loop includes phase discriminator（PD）102, loop filter
（LF）103 and voltage controlled oscillator（VCO）114, wherein phase discriminator（PD）102 are used for comparing voltage controlled oscillator（VCO）114 and brilliant
The phase for the signal that oscillation body device 101 provides, its output voltage are the functions of corresponding two phase differences.Loop low pass filter
High-frequency signal in 102 voltage for filtering out the output of phase discriminator 102, obtains control voltage controlled oscillator（VCO）114 control electricity
Pressure.The output voltage control voltage controlled oscillator of loop low pass filter（VCO）114 frequency of oscillation, makes voltage controlled oscillator（VCO）
114 output frequency is drawn close to the frequency of crystal oscillator, until the frequency of the two is identical so that voltage controlled oscillator（VCO）114
Output from output phase to crystal oscillator signal phase up to keep certain relationship, achieve the purpose that PGC demodulation.This
The output end of low-pass filter is connected to the first movable end of switching switch K in invention, and the fixing end of switching switch K is connected to pressure
Control oscillator（VCO）114 input terminal.
High-frequency power supply circuit further includes frequency converter 104, the first power amplifier 105, the second power amplifier 106 and orientation
Coupler 107, wherein the input terminal of frequency converter 104 is connected to voltage controlled oscillator（VCO）114 output end, output end connection the
The input terminal of one power amplifier 105.The output end of first power amplifier 105 is connected to the defeated of the second power amplifier 106
Enter end.The output end of second power amplifier 106 is connected to the input terminal of directional coupler 107.High-frequency power supply circuit further includes
Comparator 110, reverse side are connected to the coupled end of the positive transmission signal of directional coupler, and in-phase end is connected to variable resistance
First fixing end of the movable end of RW1, RW1 is connected to ground, and the second fixing end is connected to power supply Vc, the output end connection of comparator
In the adjustment end of frequency converter 104.High-frequency power supply circuit further includes comparator 111, and reverse side is connected to the anti-of directional coupler
To the coupled end of transmission signal, in-phase end is connected to the movable end of variable resistance RW2, and the first fixing end of RW2 is connected to ground, the
Two fixing ends are connected to power supply Vc, and the output end of comparator is connected to the input terminal of back wave suppression circuit 113, and back wave inhibits
The adjustment end of the output end multiplier 104 of circuit 113.The target that comparator 110 is arranged is the size according to positive transmission signal
The output power of frequency converter is adjusted, the target of setting comparator 111 is to adjust frequency converter according to the size of reverse transmission signal
Output power, to make the stable output power of high frequency electric source.
High-frequency power supply circuit further includes voltage current phase detector 108, is used to detect the letter of directional coupler offer
Number voltage and current phase, and be supplied to matching network 109, matching network be used to make the output impedances of phase detectors with
The input impedance of particle decomposer 6 is matched, to keep output power maximum.
High-frequency power supply circuit further includes power amplifier 112, and input terminal is connected to phase detectors, and output end connection is cut
Change the second movable end of switch K.
Although the present invention is with the pipe diameter of spiral shape particle decomposer and spiral shape ozone decomposed pipe, the diameter phase of helix tube
Be illustrated with for, but in order to save space, pipe diameter, helix tube diameter can also be different, such as spiral shape ozone
It decomposes the cylinder that pipe is formed to be arranged in the cylinder that spiral shape particle decomposer is formed, can also be arranged outside cylinder, the cylinder
Body can be cylinder, or cuboid, etc..
The present invention is provided with multistage particle decomposer for eliminating organic pollutant, and the oxygen in air is made to become ozone,
Time and the path for killing organic compound or mushroom in air are extended, but when the concentration over-standard of ozone, ozone is then
It is an invisible killer, the respiratory tract of its intense stimulus people causes abscess of throat, cough uncomfortable in chest, causes bronchitis and pulmonary emphysema；
Cause the neurotoxic of people, dizziness headache, visual impairment, memory loss；Destruction is played to the vitamin E in human skin to make
With causing the skin of people to wrinkle, blackspot occur；The immunity function of human body can be also destroyed, lymphocyte chromosome lesion is induced, adds
Fast aging, causes pregnant woman to have a deformed child, therefore is provided with ozone decomposed pipe, is oxygen by ozone reduction, avoids ozone pair
The secondary pollution of air.
Above in association with attached drawing, the operation principle of the present invention is described in detail.But those skilled in the art should
Understand, specification is only for interpreting the claims.But protection scope of the present invention is not limited to specification.It is any to be familiar with
In the technical scope that the present invention discloses, the variation or replacement that can be readily occurred in should all be contained those skilled in the art
Lid is within protection scope of the present invention.Therefore, the scope of protection of the invention shall be subject to the scope of protection specified in the patent claim.
Claims (6)
1. a kind of environmental monitoring system based on Internet of Things comprising background server and the multiple rings being set at different location
Border monitors terminal, and multiple environmental monitoring terminals and background server are linked by network, and each environmental monitoring terminal includes
VOC sensors, SO 2 sensor and nitrogen dioxide sensor and processor, the VOC sensors are for detecting residing ring
The concentration of the organic exhaust gas in border, and concentration information is supplied to processor；SO 2 sensor is for detecting local environment
The concentration of sulfur dioxide, and the concentration information of sulfur dioxide is supplied to processor；Nitrogen dioxide sensor is residing for detecting
The concentration of the nitrogen dioxide of environment, and it is supplied to processor, the processor to be used for everywhere the concentration information of nitrogen dioxide
Concentration information be packaged framing and send to background server；Background server is used to the concentration data of reception being added to map
It is shown in data and in the form of icon in map, it is characterised in that, environmental monitoring system further includes organic exhaust gas plasma
Body processing unit, the high-frequency power supply circuit for providing electric energy to organic exhaust gas plasma processing apparatus includes voltage controlled oscillation
Device, frequency converter (104), power amplifier and directional coupler (107), wherein frequency converter（104）Input terminal be connected to it is voltage-controlled
Oscillator（114）Output end, frequency converter（104）Output end be connected to the input terminal of power amplifier；Power amplifier
Output end is connected to directional coupler（107）Input terminal；High-frequency power supply circuit further includes comparator（110）, comparator（110）
Reverse side be connected to directional coupler positive transmission signal coupled end, comparator（110）In-phase end be connected to it is variable
Resistance（RW1）Movable end, comparator（110）Output end be connected to frequency converter（104）Adjustment end；Variable resistance（RW1）
The first fixing end be connected to ground, the second fixing end is connected to power supply.
2. the environmental monitoring system according to claim 1 based on Internet of Things, which is characterized in that user terminal is equipped with ring
Border monitors application program, is shown in the form of map when user opens environmental monitoring application program, and user touches in map
Some position when, corresponding environmental data can be shown on a display screen.
3. the environmental monitoring system according to claim 2 based on Internet of Things, which is characterized in that further include that carbon monoxide passes
Sensor, carbon monoxide transducer are used to detect the concentration of the carbon monoxide of local environment, and the concentration information of carbon monoxide is carried
Supply processor.
4. the environmental monitoring system according to claim 3 based on Internet of Things, which is characterized in that further include ozone sensing
Device, ozone sensor are used to detect the concentration of the ozone of local environment, and the concentration information of ozone is supplied to processor.
5. the environmental monitoring system according to claim 4 based on Internet of Things, which is characterized in that further include PM10 sensings
Device, PM10 sensors are used to detect the concentration of the PM10 of local environment, and the concentration information of PM10 is supplied to processor.
6. the environmental monitoring system according to claim 5 based on Internet of Things, which is characterized in that further include PM2.5 sensings
Device, PM2.5 sensors are used to detect the concentration of the PM2.5 of local environment, and the concentration information of PM2.5 is supplied to processor.
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| CN201610724116.9A CN106338578B (en) | 2016-08-25 | 2016-08-25 | Environmental monitoring system based on Internet of Things |
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| CN201610724116.9A CN106338578B (en) | 2016-08-25 | 2016-08-25 | Environmental monitoring system based on Internet of Things |
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| CN106338578B true CN106338578B (en) | 2018-08-07 |
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| CN106932016A (en) * | 2017-03-03 | 2017-07-07 | 合肥杰通环境技术有限公司 | A kind of air environment monitoring service system |
| CN108970346B (en) * | 2017-06-02 | 2021-04-30 | 中国石油化工股份有限公司 | Safety protection control method for degrading organic waste gas by low-temperature plasma |
| CN107588804A (en) * | 2017-09-16 | 2018-01-16 | 北京神鹫智能科技有限公司 | A kind of monitoring system for gases based on unmanned plane |
| CN109001375A (en) * | 2018-06-20 | 2018-12-14 | 温州新鸿检测技术有限公司 | A kind of detection method of air pollutants |
| CN109030745A (en) * | 2018-08-16 | 2018-12-18 | 天狼联盟材料科技研究（广东）有限公司 | A kind of automatic monitoring system based on Internet of Things monitoring urban air-quality |
| CN110850035A (en) * | 2019-11-27 | 2020-02-28 | 安徽尚德谱检测技术有限责任公司 | Environmental air quality monitoring system based on big data |
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| CN202331747U (en) * | 2011-12-06 | 2012-07-11 | 浙江商业职业技术学院 | Intelligent environment monitoring system based on Internet of Things |
| KR101653280B1 (en) * | 2014-08-18 | 2016-09-01 | 한국과학기술연구원 | Air Pollution Monitor Method |
| US9772281B2 (en) * | 2014-10-25 | 2017-09-26 | Isle Management Co. | Air quality analyzing apparatus |
| CN105572302A (en) * | 2014-11-10 | 2016-05-11 | 江苏美的清洁电器股份有限公司 | Air quality prompting system, method, robot and server |
| CN105116109A (en) * | 2015-08-14 | 2015-12-02 | 杭州德澜科技有限公司 | Multi-point air quality data collection method based on WiFi hotspot names |
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