CN111208262A - Device for accurately measuring vertical distribution profile of black carbon in atmosphere near stratum - Google Patents
Device for accurately measuring vertical distribution profile of black carbon in atmosphere near stratum Download PDFInfo
- Publication number
- CN111208262A CN111208262A CN202010025172.XA CN202010025172A CN111208262A CN 111208262 A CN111208262 A CN 111208262A CN 202010025172 A CN202010025172 A CN 202010025172A CN 111208262 A CN111208262 A CN 111208262A
- Authority
- CN
- China
- Prior art keywords
- unmanned aerial
- aerial vehicle
- instrument
- atmosphere
- black carbon
- 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.)
- Pending
Links
- 239000003738 black carbon Substances 0.000 title claims abstract description 26
- 239000013618 particulate matter Substances 0.000 claims abstract description 8
- 239000002245 particle Substances 0.000 claims abstract description 5
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 5
- 239000004917 carbon fiber Substances 0.000 claims description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 5
- 239000006260 foam Substances 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 231100000279 safety data Toxicity 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 241000282414 Homo sapiens Species 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000012876 topography Methods 0.000 description 2
- 239000008277 atmospheric particulate matter Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Images
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/04—Helicopters
- B64C27/08—Helicopters with two or more rotors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C39/00—Aircraft not otherwise provided for
- B64C39/02—Aircraft not otherwise provided for characterised by special use
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/10—Rotorcrafts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U30/00—Means for producing lift; Empennages; Arrangements thereof
- B64U30/20—Rotors; Rotor supports
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01W—METEOROLOGY
- G01W1/00—Meteorology
- G01W1/08—Adaptations of balloons, missiles, or aircraft for meteorological purposes; Radiosondes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U2101/00—UAVs specially adapted for particular uses or applications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Immunology (AREA)
- Combustion & Propulsion (AREA)
- Remote Sensing (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Atmospheric Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Environmental Sciences (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a device for accurately measuring a vertical distribution profile of black carbon in an atmosphere near stratum, which relates to the technical field of atmospheric pollution monitoring and mainly comprises an unmanned aerial vehicle, a particulate matter intake system and an instrument assembly and protection system; the particle matter air intake system is fixed at the top of the unmanned aerial vehicle through a specific installation method, the power supply system supplies power to the instrument through an electric power output interface of the unmanned aerial vehicle and a voltage conversion device, the instrument is assembled with a protection system and is fixed at the bottom or the top of the unmanned aerial vehicle through analysis of the weight and the volume of the instrument, a counterweight and a protection device are needed to be made, the flight path of the unmanned aerial vehicle is planned, and the best flight path with the best safety data quality is planned according to different terrains, meteorological conditions and the like. The system has the advantages of simple structure, easy operation, capability of effectively ensuring the data quality observed by the carrying instrument of the rotor unmanned aerial vehicle, strong universality, safety, reliability and strong flexibility, and can be arranged on most rotor unmanned aerial vehicles.
Description
Technical Field
The invention relates to the technical field of atmospheric pollution monitoring, in particular to a device for accurately measuring the vertical distribution profile of black carbon in an atmosphere near stratum.
Background
Although the pollution of the atmospheric particulate matter, especially fine particulate matter (PM2.5), has become an important problem facing human beings, under the high importance of the country and the active efforts of governments in various regions, the pollution of the PM2.5 is better improved, the research on other components in the PM2.5 is far from the point, the black carbon particles are submicron-sized particles in the PM2.5, can directly enter the human body, the surface pores can absorb various toxic substances, have great influence on the human health, have higher radiation compelling effect, are the third major factor influencing global climate warming, and although the research on the black carbon in various regions in the world has some achievements, the research on the spatial three-dimensional distribution and the near-vertical distribution profile of the black carbon in the atmosphere is really few, and the preparation factor is mainly an immature observation method.
The prior art has the following problems in measuring the vertical distribution profile of black carbon in the atmosphere near stratum: 1. if the meteorological iron tower is limited in height (about 300 m) and an instrument for observing black carbon can be placed at a fixed height, only the fixed height can be observed, a profile cannot be drawn, the operation is difficult, the cost is high, and the data result is poor. 2. Use unmanned aerial vehicle to carry on the instrument and survey the unable problem of admitting air that solves, the air current receives the air current that the unmanned aerial vehicle rotor produced to influence too big, leads to observing data reliability poor. 3. Use unmanned aerial vehicle to carry on the problem that the instrument flow can't be solved in the instrument observation, along with the rising of height, atmospheric pressure changes, and including the influence of rotor, the flow of instrument can have very big influence, and the noise of data is too big. 4. Use unmanned aerial vehicle to carry on the instrument and observe and can't solve the power supply problem, observation instrument and various equipment if all carry the battery assembly of self will increase unmanned aerial vehicle's extra load on unmanned aerial vehicle, produce the potential safety hazard. 5. The unmanned aerial vehicle carries an instrument to observe that there is a certain risk of falling, and if the falling happens, the expensive observation instrument is carried on the unmanned aerial vehicle, which will cause serious loss. 6. The unmanned aerial vehicle carrying instrument is used for observing and not knowing how to plan the air route, and the flight height, the flight direction, the flight speed and the flight time can not be reasonably planned according to the terrain, the weather and the data requirements.
Disclosure of Invention
In order to solve the technical problems, the invention provides a system which is safe, scientific, convenient to install, reliable in performance and strong in universality and can accurately measure the vertical distribution profile of black carbon in the atmosphere near stratum by using a rotor unmanned aerial vehicle.
In order to achieve the purpose, the invention provides the following scheme:
the invention provides a device for accurately measuring the vertical distribution profile of black carbon in an atmosphere near stratum, which comprises an unmanned aerial vehicle, a particulate matter intake system and an instrument assembly and protection system; the particle intake system comprises an atmosphere observation instrument, an intake pipe and an air pump, wherein the intake pipe is communicated with an air inlet of the atmosphere observation instrument, and an air inlet of the air pump is communicated with an air outlet of the atmosphere observation instrument; instrument assembly and protection system set up in the unmanned aerial vehicle below, atmosphere observation instrument set up in the instrument assembly and protection system.
Optionally, the air inlet pipe is a carbon fiber pipe.
Optionally, the intake pipe set up in the unmanned aerial vehicle top.
Optionally, the air inlet pipe is 1.5 meters long.
Optionally, be provided with the power supply mouth on the unmanned aerial vehicle, the power supply mouth with particulate matter air intake system electricity is connected.
Optionally, the instrument assembly and protection system is a protection device made of foam and rigid plastic.
Optionally, the atmospheric observation instrument is disposed within the instrument assembly and protection system.
Optionally, the flight path planning of unmanned aerial vehicle, through the analysis to topography, meteorological condition, electric quantity and load, through control unmanned aerial vehicle's flying height, flying speed, flight direction, flight angle and flight time to guarantee the reliability of data, accomplish the vertical distribution profile of measuring black carbon in the near-to-earth layer of atmosphere.
Compared with the prior art, the invention has the following technical effects:
(1) the rotor unmanned aerial vehicle can have different flight heights according to the difference of the types of the unmanned aerial vehicle, breaks away from the limitation of the observation height of the iron tower, can draw a complete vertical profile by using one observation instrument, saves the cost of the instrument, can carry out flight observation in different places according to the requirements, and solves the problem of region limitation of the iron tower.
(2) Through the base according to the design of different unmanned aerial vehicle models, fix a long carbon fiber pipe of 1.5m at unmanned aerial vehicle's top, pass the carbon fiber pipe with observation instrument's sampling pipe, such height of admitting air can effectually avoid the air current influence that the rotor brought.
(3) On unmanned aerial vehicle's focus position, a small-size aspiration pump of installation, with the gas outlet of observation instrument and the air inlet switch-on of aspiration pump, through the increase to the flow, reduce the influence that air current and atmospheric pressure brought, can effectual improvement data quality, reduce the noise of data.
(4) Reform transform the interface of unmanned aerial vehicle output electricity, make its adjustable voltage to satisfy the use of different instruments and equipment, the load that will great reduction unmanned aerial vehicle, it is safer.
(5) According to black carbon observation instrument's weight and shape, the assembly is in unmanned aerial vehicle's particular position to for equipment preparation safety cover, the safety cover is formed by foam and rigid plastic specialization, prevents the damage of black carbon observation instrument when the crash.
(6) According to the terrain of a flight place, planning a flight path, avoiding vertical flight and flight to residents as much as possible, controlling the flight height and the flight direction according to requirements, prejudging the load and the flight time, and installing a signal amplifier on a remote controller to avoid signal loss of the unmanned aerial vehicle under extreme conditions.
The scheme of the invention is scientific and reliable, is flexible and simple to operate, can be suitable for most rotor unmanned aerial vehicles to carry out atmospheric environment monitoring, can effectively solve the problems encountered by using the rotor unmanned aerial vehicles before, improves the operability and the safety, greatly improves the data quality, and has wide application prospect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an apparatus for accurately measuring a vertical distribution profile of black carbon in an atmosphere near a stratum according to the present invention.
Description of reference numerals: 1. an air inlet pipe; 2. a black adhesive conductive air inlet pipe; 3. a power supply system; 4. a power supply line; 5. an air pump; 6. an instrument outlet pipe; 7. an instrument protection device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the present embodiment provides an apparatus for accurately measuring a vertical distribution profile of black carbon in an atmosphere near-ground layer, including an unmanned aerial vehicle, a particulate matter intake system, and an instrument assembly and protection system; the particulate matter air inlet system comprises an atmosphere observation instrument, an air inlet pipe 1 and an air pump 5, wherein the air inlet pipe 1 is communicated with an air inlet of the atmosphere observation instrument, and an air inlet of the air pump 5 is communicated with an air outlet of the atmosphere observation instrument; instrument assembly and protection system set up in the unmanned aerial vehicle below, atmosphere observation instrument set up in the instrument assembly and protection system.
In this embodiment, the air inlet pipe 1 is a carbon fiber pipe with a length of 1.5 meters. Intake pipe 1 set up in the unmanned aerial vehicle top is linked together through a black adhesive conductive air inlet pipe 2 and atmosphere observation instrument's air inlet in intake pipe 1.
Be provided with the power supply mouth on the unmanned aerial vehicle, the power supply mouth is connected with instrument and the 5 electricity of aspiration pump of observing black carbon.
The instrument assembly and protection system is a protection device made of foam and rigid plastic.
The atmosphere observation instrument is arranged in the instrument assembling and protecting system.
Through the volume and the weight of analyzing whole device, with atmosphere observation instrument, aspiration pump 5, intake pipe 1, power supply mouth, power supply line 4 rationally place, make all spare parts or the instrument of setting on unmanned aerial vehicle can not lead to the fact the influence to unmanned aerial vehicle's flight, guarantee that unmanned aerial vehicle flies according to the flight track of planning, and protect atmosphere observation instrument through instrument assembly and protection system, guarantee that atmosphere observation instrument is not impaired.
The flight track planning of unmanned aerial vehicle, through the analysis to topography, meteorological condition, electric quantity and load, through control unmanned aerial vehicle's flying height, flying speed, direction of flight, flight angle and flight time to guarantee the reliability of data, accomplish the perpendicular distribution profile of measuring black carbon in the atmosphere near-stratum.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (8)
1. A device for accurately measuring the vertical distribution profile of black carbon in the atmosphere near the stratum is characterized by comprising an unmanned aerial vehicle, a particulate matter intake system and an instrument assembly and protection system; the particle intake system comprises an atmosphere observation instrument, an intake pipe and an air pump, wherein the intake pipe is communicated with an air inlet of the atmosphere observation instrument, and an air inlet of the air pump is communicated with an air outlet of the atmosphere observation instrument; instrument assembly and protection system set up in the unmanned aerial vehicle below, atmosphere observation instrument set up in the instrument assembly and protection system.
2. The device for accurately measuring the vertical distribution profile of black carbon in the atmosphere near the stratum according to claim 1, wherein the air inlet pipe is a carbon fiber pipe.
3. The device for accurately measuring the vertical distribution profile of black carbon in the atmosphere near the stratum according to claim 1, wherein the air inlet pipe is arranged on the top of the unmanned aerial vehicle.
4. The apparatus for accurately measuring the vertical distribution profile of black carbon in the atmosphere near the stratum according to claim 1, wherein the length of the air inlet pipe is 1.5 meters.
5. The device for accurately measuring the vertical distribution profile of black carbon in the atmosphere near the stratum according to claim 1, wherein a power supply port is arranged on the unmanned aerial vehicle, and the power supply port is connected with the power connection port of the particulate matter intake system.
6. The apparatus for accurately measuring the vertical distribution profile of black carbon in the near-atmosphere stratum according to claim 1, wherein the instrument assembling and protecting system is a protecting device made of foam and rigid plastics.
7. The apparatus for accurately measuring the vertical distribution profile of black carbon in the atmosphere near the stratum according to claim 6, wherein the atmosphere observation instrument is arranged in the instrument assembly and protection system.
8. The apparatus of claim 1, wherein the flight path planning of the drone is performed by analyzing the terrain, meteorological conditions, electric quantity and load, and by controlling the flying height, flying speed, flying direction, flying angle and flying time of the drone, so as to ensure the reliability of data, thereby completing the measurement of the vertical distribution profile of black carbon in the atmosphere near stratum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010025172.XA CN111208262A (en) | 2020-01-10 | 2020-01-10 | Device for accurately measuring vertical distribution profile of black carbon in atmosphere near stratum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010025172.XA CN111208262A (en) | 2020-01-10 | 2020-01-10 | Device for accurately measuring vertical distribution profile of black carbon in atmosphere near stratum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111208262A true CN111208262A (en) | 2020-05-29 |
Family
ID=70785016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010025172.XA Pending CN111208262A (en) | 2020-01-10 | 2020-01-10 | Device for accurately measuring vertical distribution profile of black carbon in atmosphere near stratum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111208262A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112782123A (en) * | 2020-12-24 | 2021-05-11 | 中国科学院合肥物质科学研究院 | System and method for comprehensively detecting atmospheric optical key parameters based on unmanned aerial vehicle technology |
| CN113030402A (en) * | 2021-04-22 | 2021-06-25 | 上海交通大学 | Active atmospheric ozone vertical observation system based on multi-rotor unmanned aerial vehicle platform |
| CN113607612A (en) * | 2021-09-06 | 2021-11-05 | 暨南大学 | Cloud and mist activation and gap particle measuring device based on unmanned aerial vehicle |
-
2020
- 2020-01-10 CN CN202010025172.XA patent/CN111208262A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112782123A (en) * | 2020-12-24 | 2021-05-11 | 中国科学院合肥物质科学研究院 | System and method for comprehensively detecting atmospheric optical key parameters based on unmanned aerial vehicle technology |
| CN113030402A (en) * | 2021-04-22 | 2021-06-25 | 上海交通大学 | Active atmospheric ozone vertical observation system based on multi-rotor unmanned aerial vehicle platform |
| CN113607612A (en) * | 2021-09-06 | 2021-11-05 | 暨南大学 | Cloud and mist activation and gap particle measuring device based on unmanned aerial vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111208262A (en) | Device for accurately measuring vertical distribution profile of black carbon in atmosphere near stratum | |
| CN203605972U (en) | An environment air quality mobile monitoring vehicle | |
| Rust et al. | Electrical conditions near the bases of thunderclouds over New Mexico | |
| CN101614783B (en) | Gap discharging test device for manually simulating strong wind and sand storm and test method | |
| CN107422747A (en) | For atmospheric environment on-line monitoring and the UAS of the controlled sampling of air | |
| CN205450295U (en) | Machine carries nuclear radiation ring border and detects and sampling device | |
| US20090284258A1 (en) | Airborne geophysical survey using airship | |
| CN208313935U (en) | Mobile air quality sensing network monitor | |
| CN212207249U (en) | Device for accurately measuring vertical distribution profile of black carbon in atmosphere near stratum | |
| CN108089241A (en) | A kind of modularization meteorological detection system based on unmanned plane | |
| CN108502188A (en) | A kind of plant protection drone spraying operation wind field test system and method | |
| CN109975492B (en) | Coastal atmosphere combined pollution sky-space-ground integrated monitoring and early warning system | |
| CN111896794A (en) | Overhead line unmanned aerial vehicle electricity testing method and device | |
| CN109883901A (en) | A kind of the ultraviolet detector haze particIe system and its detection method of unmanned aerial vehicle onboard | |
| CN211291557U (en) | Vehicle-mounted atmospheric navigation monitoring device | |
| CN207191413U (en) | A kind of unmanned plane for high-speed railway inspection | |
| CN106314793A (en) | Multifunctional UAV (unmanned aerial vehicle) | |
| CN107290258B (en) | Automatic change atmospheric particulates monitoring facilities | |
| CN108146628A (en) | Carry the unmanned plane of aerosol sampling apparatus | |
| CN104843191B (en) | Contactless smart rain insensitive device for unmanned plane | |
| JP2019178982A (en) | Dust fall-amount estimation method | |
| CN205483073U (en) | Vehicular raise dust monitoring system that walks to navigate | |
| CN207798611U (en) | A kind of automation atmosphere particle monitoring equipment | |
| CN107290257A (en) | One kind automation atmosphere particle monitoring equipment | |
| US9702801B2 (en) | System, apparatus, and method for measuring surface materials |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |