CN113340777A - Simulation system for monitoring haze evolution under electromagnetic environment - Google Patents
Simulation system for monitoring haze evolution under electromagnetic environment Download PDFInfo
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- CN113340777A CN113340777A CN202110605105.XA CN202110605105A CN113340777A CN 113340777 A CN113340777 A CN 113340777A CN 202110605105 A CN202110605105 A CN 202110605105A CN 113340777 A CN113340777 A CN 113340777A
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- 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
- G01N15/02—Investigating particle size or size distribution
- G01N15/0205—Investigating particle size or size distribution by optical means, e.g. by light scattering, diffraction, holography or imaging
- G01N15/0227—Investigating particle size or size distribution by optical means, e.g. by light scattering, diffraction, holography or imaging using imaging, e.g. a projected image of suspension; using holography
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L1/00—Enclosures; Chambers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- 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
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- 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
- G01N15/10—Investigating individual particles
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- G01N15/075—
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- G01N2015/103—
Abstract
The invention discloses a simulation system for monitoring haze evolution in an electromagnetic environment, which mainly solves the problem that the prior art cannot learn the haze evolution mechanism and action rule in the electromagnetic environment. The haze analysis device comprises a haze generation subsystem, an experimental box, a haze parameter measurement subsystem, an electromagnetic environment subsystem and an image analysis subsystem. The haze generation subsystem is connected with the experimental box, the haze parameter measurement subsystem is placed in the experimental box, the experimental box is placed in the electromagnetic environment subsystem, and the image analysis subsystem is connected with the electromagnetic environment subsystem. The haze generation subsystem outputs aerosol particles with controllable component proportion to simulate real haze; the haze parameter measuring subsystem monitors the mass concentration and the number concentration distribution of haze in real time; the electromagnetic environment subsystem simulates the real electromagnetic environment of haze; the image analysis subsystem monitors the haze macroscopic image in real time and observes the microscopic morphology of haze particles. The invention can learn the evolution mechanism and action rule of haze in the electromagnetic environment and can be used for haze protection.
Description
Technical Field
The invention belongs to the technical field of environmental simulation and test, and particularly relates to a haze monitoring simulation system which can be used for learning an evolution mechanism and an action rule of haze under a complex electromagnetic environment and haze protection.
Background
In recent years, frequent haze pollution has a bad influence on the natural environment and human life, and has become a focus of attention of the whole society. Research on the cause distribution and the evolution process of haze in the spatial environment focuses on meteorological factors, and part of research institutions and enterprises develop microparticle particle size and concentration detection instruments for haze simulation and detection systems. Shenyang industry university and national network Liaoning Power saving Limited corporation publicly developed a simulated haze environment and data monitoring system, as shown in FIG. 9. The system comprises a haze generation subsystem, a data monitoring subsystem, a wind speed control subsystem, a temperature control subsystem, a haze particle size testing subsystem and an exhaust subsystem which are connected with a haze simulation experiment box body and the box body in parallel. Wherein:
haze simulation experiment box, its cuboid box by organic glass makes is equipped with the glass door that can open, is equipped with insulator, bathroom heater heating waterproof lamp and haze in the box and carries the ring, and the insulator hangs perpendicularly in haze simulation experiment box.
The haze generation subsystem comprises a haze generation subsystem and a haze generation system, the haze generation subsystem is formed by communicating a fan, a haze particle storage device, a haze gas collection bag and a haze conveying ring through a hard plastic pipeline, one end of the hard plastic pipeline is connected with the haze simulation experiment box body, and the other end of the hard plastic pipeline is connected with the haze conveying ring; the fog generating system is formed by communicating an ultrasonic industrial humidifier with a hard plastic pipe, and the other end of the hard plastic pipe is connected with a haze simulation experiment box body.
The wind speed control subsystem comprises a frequency converter, a fan, a ventilation pipe, a canvas type telescopic hose and a wind channel type wind speed sensor, wherein the frequency converter is connected with the fan, the fan is connected with the haze simulation experiment box body through the ventilation pipe, and one end of the ventilation pipe is connected with the canvas type telescopic hose; an air duct type air speed sensor is also arranged on the ventilation pipe.
The temperature control subsystem is composed of a bathroom heater heating waterproof lamp and a temperature and humidity sensor, and the temperature and humidity sensor is arranged on the haze simulation experiment box body.
The haze particle size testing subsystem is composed of a laser particle size analyzer.
The data monitoring subsystem comprises an air duct type air speed sensor for measuring the air speed, a laser particle size meter for measuring the particle size distribution of insoluble particles in haze and a temperature and humidity sensor for measuring the temperature and humidity in the haze simulation experiment box body, and the laser particle size meter is arranged on the haze simulation experiment box body.
The exhaust subsystem comprises an exhaust pipe, an air pump and an air collecting bag, one end of the exhaust pipe stretches into the box body through the haze simulation experiment box body, and the other end of the exhaust pipe is connected with the air pump and the air collecting bag.
The experimental device and the data monitoring system for simulating the haze environment have the following four defects: (1) the system adopts a fog generating system and a haze simulating device of the haze generating system, the simulating device cannot ensure that fog components and haze particles are fully fused in a limited space, and the simulated haze is poor in authenticity; (2) in the data monitoring system, a laser particle size analyzer is adopted to monitor the particle size distribution of insoluble particles, the monitoring of the number concentration and the mass concentration of particles with different particle sizes is lacked, and the concentration distribution of haze particles cannot be fed back in real time; (3) the monitoring system of the system only monitors particle size and haze temperature and humidity, lacks monitoring of simulated haze macroscopic images and haze particle microscopic morphological changes, can only simulate the haze parameter changes through indirect data measurement and reaction, and is difficult to visually describe the evolution of simulated haze; (4) the system only simulates meteorological factors such as temperature and natural wind speed in the haze particle environment, neglects the influence of broadband complex electromagnetic environment on the haze particle evolution in the same time and space, and is difficult to monitor and record the haze evolution in the electromagnetic environment. These deficiencies will influence the researchers to the research work of complicated electromagnetic environment to haze granule evolution mechanism and effect law, cause the difficulty to the protection of haze.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a simulation system for monitoring haze evolution in an electromagnetic environment, which is used for simulating real haze particles, monitoring the particle size, concentration distribution and macroscopic image of the haze particles in real time, observing the microscopic form of the haze particles, simulating the real electromagnetic environment of haze, and providing technical support for the research work of the evolution mechanism and action rule of the haze particles in a complex electromagnetic environment and haze protection.
In order to achieve the above purpose, the simulation system for monitoring haze evolution in an electromagnetic environment, provided by the invention, comprises a haze generation subsystem 1, an experiment box 2 and a haze parameter measurement subsystem 3, wherein the haze generation subsystem 1 is connected with the experiment box 2, and is characterized in that: also included are an electromagnetic environment subsystem 4 and an image analysis subsystem 5,
the haze parameter measuring subsystem 3 is placed in the experiment box 2, and the experiment box is placed in the electromagnetic environment subsystem 4 and is used for monitoring the number concentration and mass concentration distribution of haze in the electromagnetic environment;
the image analysis subsystem 5 is connected with the electromagnetic environment subsystem 4 and is used for monitoring a haze macroscopic image and observing a haze particle microscopic form in the electromagnetic environment.
Further, the haze generating subsystem 1 comprises a haze raw material modulating device 11 and an aerosol generating device 12, wherein the haze raw material modulating device 11 is used for modulating haze raw materials with specific components and proportions and injecting the haze raw materials into the aerosol generating device 12.
Furthermore, the experimental box 2 is of a square structure made of acrylic materials and comprises four side plates, a top plate and a bottom plate, the four side plates and the top plate are fixed with each other, the bottom plate is provided with a groove and can be detached, and the side plates and the top plate are fixed and then buckled on the bottom plate through the groove; each side plate and the top plate are provided with round small holes, the small holes of the side plates are used for introducing haze particles, the small holes of the top plate are used for placing haze sample collecting slides, and the small holes are sealed by rubber bottle stoppers; a pore is formed in the middle of the rubber bottle plug and used as a channel of the haze parameter measuring subsystem 3 for being externally connected with a power supply, and the ultra-light clay is adopted for sealing.
Further, the haze parameter measuring subsystem 3 comprises a temperature and humidity tester 31, a pressure tester 32 and a haze concentration tester 33, and the three testers are arranged at the lower part of the experiment box in parallel; this haze concentration tester 33 adopts two kinds of detection methods of mass concentration detection and particle number concentration detection to detect haze mass concentration and number concentration distribution respectively, and wherein the mass concentration detection scope is 0 ~ 2000ug/m3The number concentration detection range is 0-20000000 particles/ft3。
Further, the electromagnetic environment subsystem 4 includes an electromagnetic shielding tent 41, a high-frequency electromagnetic environment simulation device 42, an electromagnetic environment detection device 43 and a monitoring terminal 44, the electromagnetic shielding tent 41 and the high-frequency electromagnetic environment simulation device 42 are placed in parallel and are respectively used for simulating an electromagnetic environment without electromagnetic environment and a high-frequency electromagnetic environment, probes of the electromagnetic environment detection device 43 are placed in the electromagnetic environment simulation device, and the two probes are connected with the external monitoring terminal 44.
Further, the image analysis subsystem 5 comprises a glass slide 51, an ultra-high speed industrial camera 52, an optical microscope 53 and an image analysis terminal 54, wherein the glass slide 51 is placed in the experimental box 2 and used for sampling haze particles; the ultra-high-speed industrial camera 52 is arranged in parallel with the experiment box 2 and is used for monitoring the haze macroscopic image for a long time; the image analysis terminal 54 is respectively connected with the ultra-high-speed industrial camera 52 and the optical microscope 53, the optical microscope 53 is used for observing the microscopic form of the haze, and the image analysis terminal 54 is used for reading the data information of the macroscopic and microscopic images of the haze.
Compared with the prior art, the invention has the following advantages:
1. the invention can simulate real haze particles by outputting aerosol particles with controllable components, proportion and particle size range by the haze generation subsystem;
2. according to the invention, through the haze parameter measurement subsystem, the particle size, the mass concentration and the number concentration distribution of haze particles can be monitored in real time;
3. the real electromagnetic environment of haze can be simulated through the electromagnetic environment subsystem;
4. according to the invention, through the image analysis subsystem, the haze macroscopic image can be monitored in real time and the microscopic form of haze particles can be observed.
Compared with the prior art, the electromagnetic haze simulation system can simulate real electromagnetic environment of real haze particles and haze, increases real-time monitoring on particle size, mass concentration distribution, number concentration distribution and haze macroscopic image of the haze particles and observation on microscopic morphology of the haze particles, and provides technical support for research work on haze evolution mechanism and action rule and haze protection in complex electromagnetic environment.
Drawings
FIG. 1 is a system block diagram of the present invention;
FIG. 2 is a structural diagram of a haze generation subsystem according to the present invention;
FIG. 3 is a structural diagram of a haze parameter measurement subsystem according to the present invention;
FIG. 4 is a diagram of an electromagnetic environment subsystem of the present invention;
FIG. 5 is a block diagram of an image analysis subsystem according to the present invention;
FIG. 6 is a structural view of the experimental box of the present invention;
FIG. 7 is a structural diagram of a haze monitoring macro image system according to the present invention;
FIG. 8 is a structural diagram of a system for observing haze microscopic morphology according to the present invention;
fig. 9 is a structural diagram of a conventional haze simulation and data monitoring apparatus.
Detailed Description
Embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
Referring to fig. 1, the haze analysis device comprises a haze generation subsystem 1, an experimental box 2, a haze parameter measurement subsystem 3, an electromagnetic environment subsystem 4 and an image analysis subsystem 5; the haze generation subsystem 1 is connected with the experiment box 2, the haze parameter measurement subsystem 3 is placed in the experiment box 2, the experiment box 2 is placed in the electromagnetic environment subsystem 4, and the image analysis subsystem 5 is connected with the electromagnetic environment subsystem 4. The haze generation subsystem 1 is used for simulating haze particles and inputting the haze particles into the experiment box 2; the electromagnetic environment subsystem 4 is used for simulating an electromagnetic environment and acting on haze particles in the experiment box 2; the haze parameter measuring subsystem 3 is used for monitoring the temperature, the humidity, the pressure, the particle size and the concentration distribution of haze particles in the experiment box 2; the image analysis subsystem 5 is used for monitoring the microscopic forms of the haze macroscopic image and the haze particles in the experiment box 2; data and image information recorded by the haze parameter measuring subsystem 3 and the image analyzing subsystem 5 are input to the information terminal, and an image of haze particle evolution mechanism and action rule in the electromagnetic environment is obtained.
Referring to fig. 2, the haze generation subsystem 1 comprises a haze component raw material modulation device 11 and an aerosol generation device 12, the haze raw material modulation device 11 is used for modulating haze raw materials and then injecting the modulated haze raw materials into the aerosol generation device 12, and the output end of the aerosol generation device 12 is connected with the experimental box 2.
The haze raw material modulation device 11 adopts an electronic weighing instrument 111 and a graduated cylinder 112 to accurately match haze raw material components, wherein the raw material components are 1L of aerosol PAO crude oil, 0.1L of water, 40g of silicon dioxide, 30g of calcium sulfate, 20g of ferric oxide and 5g of carbon powder;
the aerosol generating device 12 is a cold generating device and is used for outputting polydisperse aerosol particles with the particle size range of 0.2-10 um and the mass concentration of 10ug/L (2000cfm) to 100ug/L (200 cfm).
Referring to fig. 3, the haze parameter measuring subsystem 3 includes a temperature and humidity tester 31, a pressure tester 32, and a haze concentration tester 33. The temperature and humidity tester 31 and the pressure tester 32 are respectively used for monitoring the temperature, humidity and pressure changes of the haze particles, the resolutions of the temperature and humidity tester and the pressure tester are respectively 0.1 ℃, 0.1% rh and 0.1hPa, and the two testers can set sampling frequency and store data offline; this haze concentration tester 33 adopts two kinds of detection methods of mass concentration detection and particle number concentration detection to detect haze mass concentration and number concentration distribution respectively, and wherein the particle concentration detection particle diameter contains 0.3um, 0.5um, 1.0um, 2.5um, 5.0um, 10um, and number concentration detection range is 0 ~ 20000000 grain/ft3Mass concentration detection of particlesThe diameter of the material is 2.5um and 10um, and the mass concentration detection range is 0-2000 ug/m3。
Referring to fig. 4, the electromagnetic environment subsystem 4 includes an electromagnetic shielding tent 41, a high-frequency electromagnetic environment simulation device 42, an electromagnetic environment detection device 43, and a monitoring terminal 44. The electromagnetic shielding tent 41 and the high-frequency electromagnetic environment simulation device 42 are placed in parallel, and are respectively used for simulating a non-electromagnetic environment and a high-frequency electromagnetic environment, probes of the electromagnetic environment detection device 43 are placed in the electromagnetic shielding tent, and the two probes are connected with the external monitoring terminal 44 and are used for monitoring the transient electromagnetic field of the simulated electromagnetic environment in real time. The shielding range of the electromagnetic shielding tent 41 can reach 18GHz, and the high-frequency shielding effectiveness is more than 70 dB; this high frequency electromagnetism environment analogue means 42 includes shielded cell 421, horn antenna 422 and signal generator 423, horn antenna 422 links to each other with signal generator 423, both place in shielded cell 421, signal generator 423 sends the source signal to horn antenna 422's input port, horn antenna 422 converts this source signal into high frequency electromagnetic wave and releases to shielded cell 421 in, wherein horn antenna 422's power range is 0 ~ 10mV, signal generator 423 frequency modulation range is 300MHz ~ 10GHz, power and frequency are all independently controllable.
Referring to fig. 5, the image analysis subsystem 5 includes a slide 51, an ultra-high speed industrial camera 52, an optical microscope 53, and an image analysis terminal 54. Wherein the slide 51 is placed on a carrier stage of an optical microscope 53, and the ultra-high-speed industrial camera 52 and the optical microscope 53 are connected to an image analysis terminal 54, respectively. This slide glass 51 adopts high-purity quartz material for take the sample of haze granule, this hypervelocity industry camera 52 pixel size can be accurate to 4.5 x 4.5um, be used for long-time monitoring haze macroscopic image, this optical microscope 53 disposes high definition digital camera, 100 times objective and 21.5 cun display, its magnification is the product of high definition digital camera magnification and objective multiple, and adopt 21.5 cun display to observe the sample, the magnification is 2700 times, be used for observing haze microcosmic form, this image analysis terminal 54 is used for reading haze macroscopic and microcosmic image's data message.
Referring to fig. 6, the experimental box 2 is a cube structure made of an acrylic material, and as shown in fig. 6a, the experimental box comprises four side plates, a top plate and a bottom plate, the four side plates and the top plate are fixed to each other, the bottom plate is provided with a groove and can be detached, as shown in fig. 6c, the side plates and the top plate are fixed and then buckled on the bottom plate through the groove; each side plate and the top plate are provided with round small holes, as shown in fig. 6b, the small holes of the side plates are connected with the output of the aerosol generating device 2 through hoses and used for introducing haze particles, the small holes of the top plate are used for placing haze glass slides, and the small holes are sealed by rubber bottle stoppers; a pore is formed in the middle of the rubber bottle plug, as shown in fig. 6d, and the rubber bottle plug is used as a channel of an external power supply of the haze parameter measuring subsystem 3 and is sealed by ultra-light clay.
The following two embodiments are provided for monitoring the haze evolution in the electromagnetic environment by using the system:
example 1: monitoring haze particle temperature, humidity, pressure, concentration distribution and macroscopic images in a high-frequency electromagnetic environment.
Referring to fig. 2, 4 and 7, in the present embodiment, the haze component raw material is mixed by the electronic weighing instrument 111 and the scale cylinder 112, and the raw material is injected into the aerosol generation device 12. Dismantle 2 bottom plates of experimental box, place temperature and humidity tester 31, pressure tester 32 and haze concentration tester 33 the bottom that the side length is 300 mm's square experimental box 2, the data line of these three testers connects out from the middle pore of 2 curb plate rubber bottle plugs of experimental box, adopts behind the gap between sealed data line of ultralight clay and rubber bottle plug pore, installs the bottom plate, and the gap of the recess of 2 bottom plates of experimental box and curb plate is sealed with the reuse water. The high-frequency electromagnetic environment simulator 42 is debugged, and the probe of the electromagnetic environment detection device 43 is connected to the monitor terminal 44 and placed in the shield room 421.
During the monitoring, set up the frequency of signal generator 423 and the power of horn antenna 422 at monitor terminal 44, start aerosol generating device 12, make the haze granule of its output pass through the hose and get into the box from the circular aperture of experimental box 2 curb plate, close aerosol generating device 12 after the box pours into quantitative haze granule into, adopt the circular aperture of the sealed experimental box 2 curb plate of rubber bottle plug. Then the experimental box 2 is placed in the shielding chamber 421 of the high-frequency electromagnetic environment simulation device 42, the testers placed in the experimental box are connected with a power supply, the ultra-high-speed industrial camera 52 is placed in the shielding chamber 421 and is placed in parallel with the experimental box 2, the ultra-high-speed industrial camera is connected with the image analysis terminal 54, and the ultra-high-speed industrial camera 52 is debugged to enable the macro-image of the haze in the experimental box 2 to be observed clearly.
The high-frequency electromagnetic environment simulation device 42 is started, the transient electromagnetic field of the electromagnetic environment is monitored from the monitoring terminal 44, data are stored, the image analysis terminal 54 monitors the haze macroscopic image and stores the haze macroscopic image, and then the data and the image information are transmitted to the information terminal to complete the first experiment.
And setting a new set of frequency and power parameters for the signal generator 423 and the horn antenna 422 respectively, and starting the high-frequency electromagnetic environment simulation device 42 to perform a second experiment.
And continuously setting a group of new frequency and power parameters, repeating the experiment until the fourth experiment is completed, summarizing data and image information of the fourth experiment in the information terminal, finding out the change rule of the temperature, the pressure and the concentration distribution of the haze particles and the macroscopic image in the electromagnetic environment, and obtaining the image of the evolution mechanism and the action rule of the macroscopic level of the haze particles in the high-frequency electromagnetic environment with different frequencies and powers.
The present embodiment is not limited to setting 4 sets of different frequency and power parameters for the signal generator 423 and the horn antenna 422, respectively, for four experiments. The number of experiments is determined according to the frequency band and power density of the real electromagnetic environment.
Example 2: observing the microscopic morphology of haze particles under three electromagnetic environments
Referring to fig. 2, 4 and 8, the experimental box 2 of the present example employs cubes with a side length of 150mm, the number of which is 30; the slide 51 was a rectangular glass slide 100mm in length, 25mm in width and 1mm in thickness, and 60 slides were used. Two slides 51 were placed in each box, one in the middle of the bottom plate of box 2 and the other vertically suspended in the middle of the box through a circular aperture in the top plate of box 2 and sealed with a rubber stopper, as shown in figure 8 a. The 60 slides are each numbered and assigned to 30 test boxes in turn, and the 30 test boxes are divided into three groups of 10, and each test box is numbered. The three experimental boxes are respectively placed in the shielding chamber 421 of the electromagnetic shielding tent 41, the natural electromagnetic environment and the high-frequency electromagnetic environment simulation device 42, the frequency of the signal generator 423 in the high-frequency electromagnetic environment simulation device 42 and the power of the horn antenna 422 are fixed to be unchanged, and other structures are the same as those of the embodiment 1.
During operation, according to different experimental time nodes, the microscopic morphological parameter information of haze particles under three electromagnetic environments is acquired, and the method is specifically realized as follows:
at the first experiment time node, the high-frequency electromagnetic environment simulation device 42 is turned off, an experiment box is taken out from the electromagnetic shielding tent 41, the natural electromagnetic environment and the shielding room 421, the high-frequency electromagnetic environment simulation device 42 is started, the slide glass is removed from the taken-out experiment box, and the slide glass is placed on the carrier table of the optical microscope 53. Adjust microscope's focus, make it can be clear observe the haze granule on the slide after, sample the haze granule microcosmic form again to transmitting image analysis terminal 54 on the image sample, in order to obtain haze granule microcosmic form parameter information, transmit this parameter information for information terminal again, accomplish first stage experiment.
At the second experiment time node, the high-frequency electromagnetic environment simulation device 42 is firstly closed, an experiment box is taken out from the three electromagnetic environments respectively, and then the high-frequency electromagnetic environment simulation device 42 is started to perform the second stage experiment.
And continuously taking out an experiment box from the three electromagnetic environments respectively, repeating the stage experiments until a tenth stage experiment is completed, and summarizing the parameter information of the ten stage experiments in the information terminal to obtain the images of the evolution mechanism and the action rule of the microscopic level of the haze particles in the three electromagnetic environments.
The present embodiment is not limited to setting up 30 experimental boxes, and ten stage experiments are performed. The times of the experimental stage are determined according to the duration of the electromagnetic environment on the haze radiation effect.
The foregoing description is only two specific examples of the present invention and is not intended to limit the present invention in any way, and it will be apparent to those skilled in the art that various modifications and variations in form and detail can be made without departing from the principle and structure of the invention after understanding the present disclosure and principles, but such modifications and variations are within the scope of the appended claims.
Claims (10)
1. The utility model provides a simulation system of haze evolution under monitoring electromagnetic environment, takes place subsystem (1), experimental box (2) and haze parameter measurement subsystem (3) including the haze, and subsystem (1) and experimental box (2) link to each other its characterized in that take place for the haze: also comprises an electromagnetic environment subsystem (4) and an image analysis subsystem (5),
the haze parameter measuring subsystem (3) is placed in the experiment box (2), the experiment box is placed in the electromagnetic environment subsystem (4) and used for monitoring the number concentration and the mass concentration distribution of haze in the electromagnetic environment;
the image analysis subsystem (5) is connected with the electromagnetic environment subsystem (4) and is used for monitoring the haze macroscopic image and observing the haze particle microscopic form in the electromagnetic environment.
2. The system according to claim 1, wherein the haze generating subsystem (1) comprises a haze raw material modulating device (11) and an aerosol generating device (12), and the haze raw material modulating device (11) is used for modulating haze raw materials with specific components and proportions and injecting the haze raw materials into the aerosol generating device (12).
3. The system according to claim 2, wherein the haze material conditioning device (11) is composed of an electronic weighing instrument (111) and a graduated cylinder (112), and the aerosol generating device (12) is a cold generating device for outputting polydisperse particles having a particle size ranging from 0.2um to 10 um.
4. The system of claim 1, wherein the experimental box (2) is a cubic structure made of acrylic materials and comprises four side plates, a top plate and a bottom plate, the four side plates and the top plate are fixed with each other, the bottom plate is provided with a groove and can be detached, and the side plates and the top plate are fixed and then buckled on the bottom plate through the groove; each side plate and the top plate are provided with round small holes, the small holes of the side plates are used for introducing haze particles, the small holes of the top plate are used for placing haze sample collecting slides, and the small holes are sealed by rubber bottle stoppers; a pore is formed in the middle of the rubber bottle plug and used as a channel of the haze parameter measuring subsystem (3) for being externally connected with a power supply, and the rubber bottle plug is sealed by adopting ultralight clay.
5. The system according to claim 1, wherein the haze parameter measuring subsystem (3) comprises a temperature and humidity tester (31), a pressure tester (32) and a haze concentration tester (33), and the three testers are arranged at the lower part of the experimental box in parallel;
haze concentration tester (33) adopts two kinds of detection methods of mass concentration detection and particle number concentration detection to detect haze mass concentration and number concentration distribution respectively, and wherein the mass concentration detection scope is 0 ~ 2000ug/m3The number concentration detection range is 0-20000000 particles/ft3。
6. The system according to claim 1, wherein the electromagnetic environment subsystem (4) comprises an electromagnetic shielding tent (41), a high-frequency electromagnetic environment simulation device (42), an electromagnetic environment detection device (43) and a monitoring terminal (44), wherein the electromagnetic shielding tent (41) and the high-frequency electromagnetic environment simulation device (42) are arranged in parallel and used for simulating an electromagnetic environment without electromagnetic environment and a high-frequency electromagnetic environment respectively, and probes of the electromagnetic environment detection device (43) are arranged in the electromagnetic shielding tent and are connected with the external monitoring terminal (44).
7. The system according to claim 6, wherein the high frequency electromagnetic environment simulation apparatus (42) comprises a shielding chamber (421), a horn antenna (422) and a signal generator (423), the horn antenna (422) is connected with the signal generator (423), both of which are disposed in the shielding chamber (421), the signal generator (423) sends a source signal to an input port of the horn antenna (422), and the horn antenna (422) converts the source signal into high frequency electromagnetic waves to be released into the shielding chamber (421).
8. The system according to claim 1, characterized in that the image analysis subsystem (5) comprises a slide (51), an ultra-high speed industrial camera (52), an optical microscope (53) and an image analysis terminal (54), the slide (51) being placed in the experimental box (2) for taking a sample of haze particles; the ultra-high-speed industrial camera (52) is arranged in parallel with the experiment box (2) and is used for monitoring a haze macroscopic image for a long time; the image analysis terminal (54) is respectively connected with the ultra-high-speed industrial camera (52) and the optical microscope (53), the optical microscope (53) is used for observing the microscopic form of haze, and the image analysis terminal (54) is used for reading data information of the macroscopic and microscopic haze images.
9. The system according to claim 8, wherein the optical microscope (53) is configured with a high definition digital camera and a 100 x objective lens with a magnification of the product of the high definition digital camera magnification and the objective lens magnification.
10. The system of claim 8, wherein the slide (51) is made of high-purity quartz material, and the number of the slide is two, one of the two slides is vertically suspended in the middle of the experimental box (2) through a circular hole on the top plate of the experimental box (2), and the other slide is placed in the middle of the bottom of the experimental box (2).
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Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202057762U (en) * | 2011-03-15 | 2011-11-30 | 国网电力科学研究院 | Device for simulating high-altitude conducting wire electromagnetic environment |
| CN102872924A (en) * | 2012-10-15 | 2013-01-16 | 中国人民解放军第四军医大学 | Small experiment chamber capable of simulating complex environment |
| CN103940714A (en) * | 2014-05-13 | 2014-07-23 | 武汉大学 | Imitated artificial haze monitoring system and method |
| CN104941698A (en) * | 2015-06-02 | 2015-09-30 | 云南省交通规划设计研究院 | Smog simulator |
| CN205175874U (en) * | 2015-12-11 | 2016-04-20 | 燕山大学 | Obtain that pollutant granule bumps and testing arrangement of efficiency under environment of physics field |
| CN105547982A (en) * | 2016-01-18 | 2016-05-04 | 北京国电富通科技发展有限责任公司 | Haze environment simulation and monitoring device |
| CN105823724A (en) * | 2016-06-08 | 2016-08-03 | 沈阳工业大学 | Experimental device for simulating haze environment and data monitoring system thereof |
| CN105817317A (en) * | 2016-04-29 | 2016-08-03 | 辽宁工业大学 | Atmosphere haze transferring device and method based on Benard convection control |
| CN206974857U (en) * | 2017-07-04 | 2018-02-06 | 湖南科技大学 | The permeability test research device of light source under a kind of haze environment |
| CN108681990A (en) * | 2018-04-04 | 2018-10-19 | 高明合 | A kind of real-time haze method for early warning and system |
| CN108786938A (en) * | 2018-05-25 | 2018-11-13 | 上海大学 | Haze particle forms analog meter |
| CN108982976A (en) * | 2018-07-23 | 2018-12-11 | 西安电子科技大学 | A kind of complex electromagnetic environment simulator |
| CN111275645A (en) * | 2020-01-20 | 2020-06-12 | 腾讯科技（深圳）有限公司 | Image defogging method, device and equipment based on artificial intelligence and storage medium |
-
2021
- 2021-05-31 CN CN202110605105.XA patent/CN113340777A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202057762U (en) * | 2011-03-15 | 2011-11-30 | 国网电力科学研究院 | Device for simulating high-altitude conducting wire electromagnetic environment |
| CN102872924A (en) * | 2012-10-15 | 2013-01-16 | 中国人民解放军第四军医大学 | Small experiment chamber capable of simulating complex environment |
| CN103940714A (en) * | 2014-05-13 | 2014-07-23 | 武汉大学 | Imitated artificial haze monitoring system and method |
| CN104941698A (en) * | 2015-06-02 | 2015-09-30 | 云南省交通规划设计研究院 | Smog simulator |
| CN205175874U (en) * | 2015-12-11 | 2016-04-20 | 燕山大学 | Obtain that pollutant granule bumps and testing arrangement of efficiency under environment of physics field |
| CN105547982A (en) * | 2016-01-18 | 2016-05-04 | 北京国电富通科技发展有限责任公司 | Haze environment simulation and monitoring device |
| CN105817317A (en) * | 2016-04-29 | 2016-08-03 | 辽宁工业大学 | Atmosphere haze transferring device and method based on Benard convection control |
| CN105823724A (en) * | 2016-06-08 | 2016-08-03 | 沈阳工业大学 | Experimental device for simulating haze environment and data monitoring system thereof |
| CN206974857U (en) * | 2017-07-04 | 2018-02-06 | 湖南科技大学 | The permeability test research device of light source under a kind of haze environment |
| CN108681990A (en) * | 2018-04-04 | 2018-10-19 | 高明合 | A kind of real-time haze method for early warning and system |
| CN108786938A (en) * | 2018-05-25 | 2018-11-13 | 上海大学 | Haze particle forms analog meter |
| CN108982976A (en) * | 2018-07-23 | 2018-12-11 | 西安电子科技大学 | A kind of complex electromagnetic environment simulator |
| CN111275645A (en) * | 2020-01-20 | 2020-06-12 | 腾讯科技（深圳）有限公司 | Image defogging method, device and equipment based on artificial intelligence and storage medium |
Non-Patent Citations (1)
| Title |
|---|
| 李金刚: "雾霾粒子散射特性研究", 中国优秀硕士学位论文全文数据库 工程科技I辑, no. 05, pages 1 * |
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