CN206038482U - Sensor and because monitoring station of this sensor - Google Patents
Sensor and because monitoring station of this sensor Download PDFInfo
- Publication number
- CN206038482U CN206038482U CN201621052050.5U CN201621052050U CN206038482U CN 206038482 U CN206038482 U CN 206038482U CN 201621052050 U CN201621052050 U CN 201621052050U CN 206038482 U CN206038482 U CN 206038482U
- Authority
- CN
- China
- Prior art keywords
- sensor
- monitoring
- data
- air
- fan
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The utility model discloses a sensor and because monitoring station of this sensor, including cloud ware device and a plurality of monitoring of atmospheric particulates sensor, still include quantity, position and the corresponding temperature and humidity sensor of monitoring of atmospheric particulates sensor, cloud ware device and monitoring of atmospheric particulates sensor, state accuse station signal connection. The utility model has the advantages of carry out continuous automatic measure to atmospheric particulates, measure with low costs, can real -time measurement atmospheric particulates concentration, the convenient maintenance to the degree of accuracy of overcoming general light scattering method is poor, and is short -lived, does not suit to carry on shortcomings such as family external measurement.
Description
Technical field
This utility model relates generally to Atmospheric particulates detection field, specifically a kind of sensor and based on the sensor
Monitoring station.
Background technology
At present, airborne particulate analyte detection is mainly means：Gravimetric method, micro oscillation sedimentation balance method, β ray methods and light scattering method,
Gravimetric method, micro oscillation sedimentation balance method, the advantage of three kinds of methods of β ray methods are that precision is higher, have the disadvantage to detect that frequency is relatively low, and about 1 is little
When one data, cost intensive (typically 10 ten thousand to tens just in case platforms) safeguards complicated.These features cause these main stream approach
The Atmospheric particulates gridding detection that inconvenience is covered for high density, it is impossible to meet China's atmospheric pollution detection, be stepped up prison
Survey the gridding development trend of density.Lower-cost light scattering method presently, there are accuracy of measurement not enough, and the life-span is shorter, and
Easily the problems such as external environment, the impact of humidity, outdoor measurement is not suitable for.
Utility model content
For solving deficiency of the prior art, this utility model provides a kind of sensor and the monitoring based on the sensor
Stand, continuous automatic measurement is carried out to Atmospheric particulates, measurement cost is low, atmosphere particle concentration can be measured in real time, it is convenient to tie up
Shield, and overcome the poor accuracy of general light scattering method, short life is not suitable for the shortcomings of carrying out outdoor measurement, can also ring to external world
Border, humidity are calibrated to the adverse effect that testing result is brought, and increase the accuracy of monitoring, and monitoring station forms monitoring network,
Can obtain and the Monitoring Data that station more refines be controlled than state, the monitoring for filling up state's control station is not enough, and people just can be occupied according to oneself
The Monitoring Data of firmly neighbouring atmosphere particle monitoring sensor determines air quality grade, helps people to determine outgoing protection
Measure, in reducing local air, Atmospheric particulates increase and bring injury to ground people's body.
This utility model for achieving the above object, is achieved through the following technical solutions：
A kind of sensor, including housing, arranges air inlet, air outlet on the housing, the air inlet arranges union joint,
Flexible pipe is set on the union joint, and the exit is installed
Device, arranges power supply on the circuit board, the measuring chamber is connected and formed the air of bending respectively and leads to air inlet, air outlet
Road, arranges path channels between the generating laser and measuring chamber, the air duct arranges photosensitive with the infall of laser
Element, the measurement interior setting photelectric receiver, filtering and amplifying circuit and microprocessor, arranges data on the microprocessor
Harvester, data processing equipment, data output device and storage device, the fan, photelectric receiver, generating laser,
Filtering and amplifying circuit and microprocessor are and power electric connection.
The measuring chamber is communicated with light trapping, the envelope that the light trapping is made up of dividing plate away from one end of generating laser
Close space.
In the path channels, diaphragm is set.
A kind of monitoring station, it is including Cloud Server device and several sensors, also relative with sensor including quantity, position
The Temperature Humidity Sensor answered, the Cloud Server device are connected by radio communication device signal with sensor, state's control station.
Also including the rotation-speed measuring device of fan.
Contrast and prior art, this utility model beneficial effect is：
1st, the air duct of bending plays a part of spiral particle diameter sickle so that the particulate matter into measured zone is category
In the grain diameter of measurement target (0.3um-10um), non-measured target is filtered out；Using the mode reality of air inlet grafting flexible pipe
Existing equipment indoor location, the outdoor atmosphere particle concentration of measurement, had not only realized Radix Saposhnikoviae, waterproof and dustproof, anti-Semen Salicis babylonicae cum piluss but also had substantially reduced
Cost, alleviate installation maintenance workload.
2nd, built-in Temperature Humidity Sensor carries out humidity compensation to measurement data, further enhances data accuracy.
3rd, monitoring station forms monitoring network and realizes high-density gridding airborne particulate analyte detection at lower cost, improves data
Credibility.
4th, the rotation-speed measuring device also including fan, adjusts rotation speed of the fan, obtains the change of Monitoring Data under different rotating speeds,
Proportionality coefficient of the Monitoring Data with fan rotation speed change is obtained, the proportionality coefficient is stored in inside monitoring station, according to storage
Proportionality coefficient rotation speed of the fan is compensated to the error that monitoring result is caused.
Description of the drawings
Accompanying drawing 1 is the structural representation of sensor；
Accompanying drawing 2 is structural representation of the present utility model.
Label shown in accompanying drawing：1st, Cloud Server device；2nd, sensor；21st, Temperature Humidity Sensor；22nd, radio communication dress
Put；3rd, state's control station；4th, housing；41st, air inlet；42nd, air outlet；5th, flexible pipe；6th, fan；7th, measuring chamber；8th, generating laser；9、
Air duct；91st, photo-sensitive cell；92nd, light trapping；93rd, diaphragm.
Specific embodiment
With reference to the drawings and specific embodiments, the utility model is described in further detail.It should be understood that these embodiments are only used for
Illustrate this utility model rather than limit scope of the present utility model.In addition, it is to be understood that reading this utility model instruction
Content after, those skilled in the art can be made various changes or modifications to this utility model, and these equivalent form of values equally fall
In scope defined herein.
A kind of sensor 2, including housing 4, arranges air inlet 41, air outlet 42 on the housing 4, the air inlet 41 sets
Union joint is put, flexible pipe 5 is set on the union joint, the mode of 41 grafting flexible pipe of air inlet realizes equipment indoor location, measuring chamber
Outer atmosphere particle concentration, had not only realized Radix Saposhnikoviae, waterproof and dustproof, anti-Semen Salicis babylonicae cum piluss but also had greatly reduced cost, alleviates installation maintenance
Workload.Fan 6 (can also be aerator) is installed in the exit, accelerates air flow, it is ensured that sampled air is quick, smooth
By air sampling passage.Circuit board, measuring chamber 7, generating laser 8 are set in the housing 4, are arranged on the circuit board
Power supply, the measuring chamber 7 connect and are formed the air duct 9 of bending respectively with air inlet 41, air outlet 42, and the air of bending leads to
Play a part of spiral particle diameter sickle in road 9 so that the particulate matter into measured zone is belonging to measure target (0.3um-
Grain diameter 10um), filters out non-measured target, accurately to detect the concentration of the molecule in air, makes monitoring
As a result accuracy and credibility is greatly improved.Path channels, the sky are set between the generating laser 8 and measuring chamber 7
Gas passage 9 arranges photo-sensitive cell 91 with the infall of laser, arranges photelectric receiver, filtering and amplifying circuit in the measuring chamber 7
And microprocessor, data acquisition unit, data processing equipment, data output device and storage dress are set on the microprocessor
Put, the fan 6, photelectric receiver, generating laser 8, filtering and amplifying circuit and microprocessor are and power electric connection.Measurement
Process is：Fan drives air flow, guiding sampled air to enter measuring chamber 7 from air inlet 41, and Atmospheric Grains are through swashing
There is scattering during light irradiation region, scattered light signal Jing photo-sensitive cells 91 are received and are converted into the signal of telecommunication, the amplified filtering of the signal
Circuit amplifies and is collected after filtering into microprocessor, and the accurate algorithm of microprocessor operation is analyzed to the signal and draws granule
The size and number of thing, it is calibrated after be converted into particulate matter metric density with numeral output.Microprocessor enters to the signal for gathering
Row analysis, distinguishing particles thing quantity and size, obtain corresponding mass density data, the Jing data with after Jing after reference instrument calibration
Output device is exported.
Preferably, the measuring chamber 7 is communicated with light trapping 92 away from one end of generating laser 8, and the light trapping 92 is
The closing space being made up of dividing plate, the effect of light trapping 92 are to allow light not to be reflected back measuring chamber 7 to affect the accuracy of measurement.
Preferably, diaphragm 93 is set in the path channels, effect is filtered beam veiling glare, increases the accurate of monitoring result
Degree and credibility.
Based on the monitoring station of described sensor, including Cloud Server device 1, and several atmosphere particle monitorings sense
Device 2, also including the radio communication device 22 that quantity, position are corresponding with atmosphere particle monitoring sensor 2, the Cloud Server
Device 1 is connected with atmosphere particle monitoring sensor 2, state control station 3 radio communication device, 22 signal.Sensor and monitoring station are by city
Electricity power supply.State's control is exactly that the detection of country level is supervised, and the control of abbreviation state is primarily directed to some investments greatly, pollutant discharge amount
Greatly, hazard of contaminant is serious, easily causes construction project and the operation project of great environmental hazard, and state's control station is national level
The monitoring station of other detection supervision.Cloud Server device 1 and several atmosphere particle monitorings are installed in certain region
Sensor 2 forms a detection network, and the part for being divided into several area very littles can be carried out air matter in certain area
Amount monitoring, is preferably laid out i.e. 2 distribution density of atmosphere particle monitoring sensor and population in the region according to population density
Density is directly proportional, and is distributed more atmosphere particle monitoring sensor 2 where population density is big, obtain this area each
The real-time air quality in region, 2 Monitoring Data of atmosphere particle monitoring sensor control the Monitoring Data at station as reference with state, are formed
Can obtain after network and control the Monitoring Data that more refines of station than state, such as some away from construction where state's control station or vegetation compared with
Few, in air, Atmospheric particulates actual content will be far longer than the Monitoring Data at state's control station, atmosphere particle monitoring sensor 2
The air quality in the region is monitored, the monitoring for filling up state's control station is not enough, realizes high-density gridding airborne particulate analyte detection,
Improve data reliability.People just can be true according to the Monitoring Data of the atmosphere particle monitoring sensor 2 near oneself living
Fixed outgoing safeguard procedures, reduce Atmospheric particulates in local air and increase and bring injury to ground people's body.People also may be used
So that Cloud Server device 1 to be put at home, convenient acquisition air quality monitoring result.
Preferably, the rotation-speed measuring device also including fan, adjusts rotation speed of the fan, obtains Monitoring Data under different rotating speeds
Change, obtains proportionality coefficient of the Monitoring Data with fan rotation speed change, the proportionality coefficient is stored in inside monitoring station, according to
The proportionality coefficient of storage is compensated to the error that monitoring result is caused to rotation speed of the fan.
Embodiment 1：
A kind of sensor 2, including housing 4, arranges air inlet 41, air outlet 42 on the housing 4, the air inlet 41 sets
Union joint is put, flexible pipe 5 is set on the union joint, the mode of 41 grafting flexible pipe of air inlet realizes equipment indoor location, measuring chamber
Outer atmosphere particle concentration, had not only realized Radix Saposhnikoviae, waterproof and dustproof, anti-Semen Salicis babylonicae cum piluss but also had greatly reduced cost, alleviates installation maintenance
Workload.Fan 6 (can also be aerator) is installed in the exit, accelerates air flow, it is ensured that sampled air is quick, smooth
By air sampling passage.Circuit board, measuring chamber 7, generating laser 8 are set in the housing 4, are arranged on the circuit board
Power supply, the measuring chamber 7 connect and are formed the air duct 9 of bending respectively with air inlet 41, air outlet 42, and the air of bending leads to
Play a part of spiral particle diameter sickle in road 9 so that the particulate matter into measured zone is belonging to measure target (0.3um-
Grain diameter 10um), filters out non-measured target, accurately to detect the concentration of the molecule in air, makes monitoring
As a result accuracy and credibility is greatly improved, and arranges path channels, the light between the generating laser 8 and measuring chamber 7
Diaphragm 93 is set on paths, and effect is filtered beam veiling glare.Increase the accuracy and credibility of monitoring result；The air leads to
Road 9 arranges photo-sensitive cell 91 with the infall of laser, arranges photelectric receiver, filtering and amplifying circuit and micro- in the measuring chamber 7
Processor, arranges data acquisition unit, data processing equipment, data output device and storage device, institute on the microprocessor
State fan 6, photelectric receiver, generating laser 8, filtering and amplifying circuit and microprocessor and power electric connection, the measurement
Room 7 is communicated with light trapping 92, the closing space that the light trapping 92 is made up of dividing plate, light away from one end of generating laser 8
The effect of trap 92 is to allow light not to be reflected back measuring chamber 7 to affect the accuracy of measurement.The beneficial effect of the present embodiment is：Light
The light that allows of trap 92 will not be reflected back the accuracy that measuring chamber 7 affects to measure.Diaphragm 93 is set in path channels, and filtered beam is miscellaneous
Light.Increase the accuracy and credibility of monitoring result.
Embodiment 2：
A kind of monitoring station, including Cloud Server device 1, and several be used for atmosphere particle monitoring sensor 2, also wrap
Include quantity, the position radio communication device 22 corresponding with atmosphere particle monitoring sensor 2, the Cloud Server device 1 with
Atmosphere particle monitoring sensor 2, state control station 3 is connected by 22 signal of radio communication device.Traditional measurement outside atmosphere ring
Border data need for sensor to be installed to outdoor, and using the scheme major advantage measured outside flexible pipe indoor location room are：Radix Saposhnikoviae,
Waterproof, dust-proof, anti-Semen Salicis babylonicae cum piluss, installation easy maintenance and reduces cost.Radix Saposhnikoviae：Extraneous wind-force causes blast change change entrance
The gas flow rate at micro- station is monitored so as to the volume for affecting measurement data, flexible pipe itself can form surge chamber, mitigates windage,
Flexible pipe is naturally drooped after 180-220mm is stretched out in outdoor under gravity, greatly reduces the impact of the wind of horizontal direction, and big
In compression ring border, horizontal direction wind accounts for the overwhelming majority, Jing actual test insert flexible pipe and it is sagging after, monitor it is micro- station wind loading rating significantly
Strengthen.Waterproof：Monitoring station belongs to electronic equipment needs waterproof, and equipment is indoors without being exposed in the adverse circumstances such as sleet, soft
Pipe is sagging in outdoor, prevents sleet from pouring in down a chimney access arrangement, realizes waterproof with easy mode.It is dust-proof：If airborne particulate sinks
Product can affect Monitoring Data, sagging outdoor flexible pipe reduce bulky grain by action of gravity on the photo-sensitive cell of monitoring station
Suction, and bend hose wall can also make part bulky grain effect of inertia crash into hose inner wall absorption, reduce enter prison
The amounts of particles of micrometer station photosensitive area.Anti- Semen Salicis babylonicae cum piluss：If Semen Salicis babylonicae cum piluss are trapped in the photosensitive area inside monitoring device, survey can be had a strong impact on
Amount data, and the flexible pipe of thin bore and bending can effectively stop big Semen Salicis babylonicae cum piluss, little Semen Salicis babylonicae cum piluss typically also can into monitoring device
It is enough that as air-flow is left inside monitoring device, the big Semen Salicis babylonicae cum piluss being stuck in curved spout are not originally affected on data measurement base,
Can periodically be removed by way of artificial air-blowing.Easy maintenance is installed：Because installing indoors and maintained equipment, flexible pipe passes through
Air louver or other mouths etc. stretch out outdoor, and prevented that outdoor mounted electronic equipment brings is inconvenient and dangerous, greatly reduces peace
Dress maintenance workload.Reduces cost：Traditional waterproof, Radix Saposhnikoviae, anti-Semen Salicis babylonicae cum piluss, to install the cost safeguarded all higher, and flexible pipe scheme
Cost is greatly reduced while the functions such as waterproof and dustproof, anti-Semen Salicis babylonicae cum piluss, Radix Saposhnikoviae are realized.
Embodiment 3：
A kind of monitoring station, including Cloud Server device 1, and several atmosphere particle monitoring sensors 2, also include for
The rotation-speed measuring device of measurement rotation speed of the fan and quantity, the position channel radio corresponding with atmosphere particle monitoring sensor 2
T unit 22, the Cloud Server device 1 are believed by radio communication device 22 with atmosphere particle monitoring sensor 2, state control station 3
Number connection.The beneficial effect of the present embodiment is：Rotation speed of the fan is adjusted, the change of Monitoring Data under different rotating speeds is obtained, is obtained
Proportionality coefficient of the Monitoring Data with fan rotation speed change, the proportionality coefficient is stored in inside monitoring station, according to the ratio of storage
Example coefficient is compensated to the error that monitoring result is caused to rotation speed of the fan.
Embodiment 4：
The monitoring method of described monitoring station, comprises the following steps：
(1) monitoring station is installed indoors, flexible pipe is stretched out after 180-220mm under nature under gravity to outdoor
Hang down, carry out data monitoring, obtain the currently monitored data B of Atmospheric particulates；Data processing equipment is in the Monitoring Data ripple for obtaining
When dynamic scope is more than or equal to 20%, fluctuation range is less, illustrates that this time period control mass change is larger, using continuous measurement,
Ensure the real-time of data；When the Monitoring Data for obtaining is less than 20%, illustrates that this time period control quality is relatively stable, adopt
With interval measurement, for example, one-shot measurement sampling was carried out every 5 seconds, so can be by the use time of laser instrument compared to continuous measurement
5 times of increase, and still ensure that the real-time of data.Sensor control laser instrument every 1-3 days monitoring stations carries out stroboscopic, frequency
Dodge the brightness flop pulse for being formed to gather by photo-sensitive cell, data processing equipment is entered through two-stage amplifying circuit, measured
The light intensity of current lasers, when being dispatched from the factory according to laser instrument, the initial value of light intensity is compensated to the light intensity of current lasers：
D=γ d
Wherein, D is the data after compensation, and γ is penalty coefficient, and penalty coefficient is the ratio of current light intensity and initial beam intensity；
D is the data before compensation.
(2) multiple state's controls that Cloud Server device is searched out according to the geographical position of the monitoring station around which are stood,
The data of state's control station issue are obtained in real time and are stored；
(3) according to each state's control station Historical Monitoring data of nearest 5-10 days, the Historical Monitoring data are calculated
Pearson's correlation coefficient, the Historical Monitoring data at dependency worst state's control station is weeded out, is utilized
The Historical Monitoring data at other state's control stations are calculated, and draw calibration target data P of this monitoring station:
Wherein, Ρ is calibration target data；N is state's control station number；α is state's control station weight coefficient, and each state's control station institute is right
Answer weight coefficient to be inversely proportional to itself and monitoring station distance to be calibrated, and try to achieve after being normalized；H is the history prison that station is controlled in state
Survey data；
(4) the currently monitored data B are compared and calculating difference by Cloud Server device with calibration target data P,
Difference threshold is calibrated in setting, and the value of difference threshold is：10 ± 0.1, if difference is not less than the calibration difference threshold of setting, institute
The measurement result that the currently monitored data B are the time period Atmospheric particulates is stated, the measurement result of Atmospheric particulates is obtained；If difference
More than the calibration difference threshold of setting, then to calibrate the measurement result of the Atmospheric particulates that target data is the time period, obtain final product
To the measurement result of Atmospheric particulates, while calibrating to the monitoring station, the first calibration factor is β：
β=P/B
Wherein, β is the first calibration factor, and for calibrating target data, B is the currently monitored data to P；
Then the currently monitored data B of the monitoring station are multiplied by β automatically, complete auto-calibration, obtain Atmospheric particulates
Measurement result.
(5), after obtaining the measurement result of Atmospheric particulates, Temperature Humidity Sensor obtains the time period monitoring station working environment
Relative humiture, calibrated according to humiture, the second calibration factor：
C=1- θ h
Wherein, C is the second calibration factor；θ is calibration constants, span:0.01-0.02；H is relative humidity.Air
The measurement result of particulate matter is multiplied by the second calibration factor C and obtains the Monitoring Data of the time period final Atmospheric particulates and carry out
Storage.
Claims (5)
1. a kind of sensor, including housing (4), it is characterised in that：Air inlet (41), air outlet are set on housing (4)
(42), described air inlet (41) arrange union joint, arrange flexible pipe (5) on the union joint, and fan (6) is installed in the exit,
Circuit board, measuring chamber (7), generating laser (8) are set in housing (4), power supply, the measurement are set on the circuit board
Room (7) is connected with air inlet (41), air outlet (42) respectively and forms the air duct (9) of bending, generating laser (8)
Path channels are set between measuring chamber (7), and air duct (9) arrange photo-sensitive cell (91), institute with the infall of laser
State, data acquisition is set on the microprocessor
Device, data processing equipment, data output device and storage device, fan (6), photelectric receiver, generating laser
(8), filtering and amplifying circuit and microprocessor be and power electric connection.
2. a kind of sensor according to claim 1, it is characterised in that：Measuring chamber (7) are away from generating laser (8)
One end be communicated with light trapping (92), the closing space that light trapping (92) are made up of dividing plate.
3. a kind of sensor according to claim 1, it is characterised in that：Diaphragm (93) is set in the path channels.
4. a kind of monitoring station, it is characterised in that：Including Cloud Server device (1) and several are arbitrary described by claim 1-3
Sensor (2), also including the Temperature Humidity Sensor (21) that quantity, position are corresponding with sensor (2), Cloud Server dress
Put (1) to be connected by radio communication device (22) signal with sensor (2), state's control station (3).
5. monitoring station according to claim 4, it is characterised in that：Also including the rotation-speed measuring device of fan (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621052050.5U CN206038482U (en) | 2016-09-12 | 2016-09-12 | Sensor and because monitoring station of this sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621052050.5U CN206038482U (en) | 2016-09-12 | 2016-09-12 | Sensor and because monitoring station of this sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206038482U true CN206038482U (en) | 2017-03-22 |
Family
ID=58299943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621052050.5U Active CN206038482U (en) | 2016-09-12 | 2016-09-12 | Sensor and because monitoring station of this sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206038482U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644862A (en) * | 2016-09-12 | 2017-05-10 | 济南诺方电子技术有限公司 | Sensor, monitoring station based on sensor and monitoring method of monitoring station |
| CN107290258A (en) * | 2017-07-29 | 2017-10-24 | 山东诺方电子科技有限公司 | One kind automation atmosphere particle monitoring equipment |
| CN107328695A (en) * | 2017-09-01 | 2017-11-07 | 北京攀藤科技有限公司 | Particulate matter quality concentration sensor and particulate matter quality concentration detection method |
| CN109959592A (en) * | 2017-12-22 | 2019-07-02 | 日立-Lg数据存储韩国公司 | Dust sensor |
| CN111465834A (en) * | 2017-12-06 | 2020-07-28 | 美铝澳大利亚有限公司 | Fluid sampling device |
| CN111480064A (en) * | 2017-08-18 | 2020-07-31 | 山东诺方电子科技有限公司 | Atmospheric pollutants monitoring facilities |
-
2016
- 2016-09-12 CN CN201621052050.5U patent/CN206038482U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644862A (en) * | 2016-09-12 | 2017-05-10 | 济南诺方电子技术有限公司 | Sensor, monitoring station based on sensor and monitoring method of monitoring station |
| CN106644862B (en) * | 2016-09-12 | 2023-08-29 | 山东诺方电子科技有限公司 | A sensor(s) monitoring station based on sensor and monitoring method of monitoring station |
| CN107290258A (en) * | 2017-07-29 | 2017-10-24 | 山东诺方电子科技有限公司 | One kind automation atmosphere particle monitoring equipment |
| CN107290258B (en) * | 2017-07-29 | 2023-07-07 | 山东诺方电子科技有限公司 | Automatic change atmospheric particulates monitoring facilities |
| CN111480064A (en) * | 2017-08-18 | 2020-07-31 | 山东诺方电子科技有限公司 | Atmospheric pollutants monitoring facilities |
| CN107328695A (en) * | 2017-09-01 | 2017-11-07 | 北京攀藤科技有限公司 | Particulate matter quality concentration sensor and particulate matter quality concentration detection method |
| CN111465834A (en) * | 2017-12-06 | 2020-07-28 | 美铝澳大利亚有限公司 | Fluid sampling device |
| CN109959592A (en) * | 2017-12-22 | 2019-07-02 | 日立-Lg数据存储韩国公司 | Dust sensor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206038482U (en) | Sensor and because monitoring station of this sensor | |
| CN106644862A (en) | Sensor, monitoring station based on sensor and monitoring method of monitoring station | |
| CN100526854C (en) | Beta-ray soot concentration direct-reading monitor and method for determining effective sample | |
| Hinz et al. | A comprehensive experimental study of aerial pollutants in and emissions from livestock buildings. Part 1: Methods | |
| US8567266B2 (en) | Method and device for measuring dust concentration in flowing gas | |
| CN104833620B (en) | A kind of monitoring device of atmosphere particle concentration | |
| CN205826472U (en) | Dust sensor | |
| CN115060850B (en) | Air-ground double-field coupling atmospheric pollution source tracking and flux measuring device and method | |
| CN105096720A (en) | Device for detecting influence on icing thickness because of diameter of wire, and detecting method thereof | |
| CN113341483B (en) | Rainfall phenomenon appearance raindrop particle diameter grain speed simulation detection device | |
| CN105954789B (en) | A kind of accurate calibration method of measurement of radon daughters instrument alpha energy spectrum overlap of peaks modifying factor | |
| CN109031468B (en) | Synchronous measurement of N2O、CH4And CO2Vortex motion correlation method device for flux | |
| CN108981892A (en) | A kind of environment noise test method | |
| CN110954664B (en) | Environment monitoring and treating system and method | |
| CN103472035A (en) | Instrument for measuring moisture absorption characteristic and body angle scattering coefficient of atmospheric aerosol | |
| CN109143415A (en) | A kind of flood-discharge atomizing rainfall Stereometric device and method | |
| CN106508258A (en) | Photoelectric grain yield metering device | |
| CN106092843A (en) | A kind of PM2.5 real-time detecting system based on Fibre Optical Sensor | |
| CN202869934U (en) | Novel real-time monitoring device for mass concentration of PM2.5 | |
| Schmidt | Measuring particle size and snowfall intensity in drifting snow | |
| CN103412097A (en) | Device and method for detecting emissions of VOC (Volatile Organic Compounds) and formaldehyde | |
| CN210604112U (en) | Diffusion formula raise dust monitoring devices with heating dehumidification function | |
| Hessler et al. | Experimental study to determine wind-induced noise and windscreen attenuation effects on microphone response for environmental wind turbine and other applications | |
| CN116611652A (en) | Carbon emission monitoring and measuring method based on electric power big data | |
| CN109781598A (en) | A kind of measuring concentration of granules in certain device and method using white LED light source |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 250002 C block 304, Wanshou Road 2, Shizhong District, Ji'nan, Shandong. Patentee after: Shandong Connaught Fang Electronic Technology Co., Ltd. Address before: 250000 Room 401, Shanda South Road, Licheng District, Ji'nan, Shandong, 401 Patentee before: Nova Fitness Co., Ltd. |
|
| CP03 | Change of name, title or address |