CN205982012U - Atmospheric particulates resuspending experimental simulation platform - Google Patents
Atmospheric particulates resuspending experimental simulation platform Download PDFInfo
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- CN205982012U CN205982012U CN201620978637.2U CN201620978637U CN205982012U CN 205982012 U CN205982012 U CN 205982012U CN 201620978637 U CN201620978637 U CN 201620978637U CN 205982012 U CN205982012 U CN 205982012U
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- 238000004088 simulation Methods 0.000 title abstract description 5
- 238000005070 sampling Methods 0.000 claims abstract description 100
- 238000004891 communication Methods 0.000 claims abstract description 13
- 239000013618 particulate matter Substances 0.000 claims abstract description 12
- 230000004907 flux Effects 0.000 claims description 80
- 239000000443 aerosol Substances 0.000 claims description 29
- 239000002245 particle Substances 0.000 claims description 27
- 238000002474 experimental method Methods 0.000 claims description 19
- 238000011897 real-time detection Methods 0.000 claims description 16
- 238000000746 purification Methods 0.000 claims description 11
- 238000010926 purge Methods 0.000 claims description 10
- 238000012544 monitoring process Methods 0.000 claims description 8
- 239000012528 membrane Substances 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 4
- 239000000523 sample Substances 0.000 description 105
- 239000003570 air Substances 0.000 description 36
- 239000000203 mixture Substances 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000013068 control sample Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 1
- 239000008277 atmospheric particulate matter Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses an atmospheric particulates resuspending experimental simulation platform, including atmospheric particulates sample presentation system, resuspending case, sampling system and control system, atmospheric particulates sample presentation system includes sample presentation bottle and sample presentation pump, is equipped with particulate matter consistency transmitter, temperature and humidity sensor and absolute pressure pickup on the resuspending case, sampling system includes that sampling head, sampling pump, one fen four interface and four unifications connect, and the sampling head setting is at the resuspending incasement, control system includes controller and the communication circuit module of meeting and being used for being connected with the controller with monitor computer. The utility model discloses simple structure, novel in design reasonable, it is convenient and with low costs to realize, and sampling time is short, and it is efficient to sample, and the sampling precision is high, the misce bene, the practicality is strong, excellent in use effect, convenient to popularize and use.
Description
Technical field
This utility model belongs to environmental monitoring technology field and in particular to a kind of Atmospheric particulates settling flux experimental simulation is put down
Platform.
Background technology
Traditional its pluses and minuses of sampling apparatus for atmospheric particulate matter being applied to simulate true environment are mainly manifested in lower section
Face：
(1) the Atmospheric particulates settling flux sampling apparatuses starting evening of China, research cycle is short, and test gas componant is single,
And precision and stability is not very high；And abroad it is used for the particle sampling device of ambient air particle monitoring, no matter
It is to survey pure gases or multiple gases composition, its system has high, reliable and stable excellent of sampling parameter changeable, sampling precision
Point.
External Atmospheric particulates its particulate matter of settling flux sampler discussed above mix with pure air after uniformity
Good, sampling is stable etc., but due to its product be studied according to external national conditions in other words conj.or perhaps based on external environmental quality and
That develops has targetedly equipment, has certain diversity for the environmental quality of China；And domestic independent research
Atmospheric particulates settling flux sampling experimental analog for, still there is particulate matter after mixing with pure air at this stage
Lack of homogeneity, sampling time length, sampling precision be low and the shortcomings of apparatus stability difference.
(2) for gas particles thing settling flux imitative experiment platform, the particulate matter of settling flux will be filled with pure air
Divide the natural subsidence process uniformly mixing the just real simulating atmospheric environment particulate matter of meeting, the problem to mix homogeneously for the prior art
Not yet solve very well.
Utility model content
Technical problem to be solved in the utility model is, for above-mentioned deficiency of the prior art, to provide a kind of air
Particulate matter settling flux imitative experiment platform, its structure is simple, novel in design reasonable, realizes convenient and low cost, and the sampling time is short,
Sampling efficiency is high, and sampling precision is high, mix homogeneously, and practical, using effect is good, is easy to promote the use of.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is：A kind of Atmospheric particulates settling flux is real
Test analog platform it is characterised in that：Including Atmospheric particulates sample presentation system, settling flux case, sampling system and control system, described
Atmospheric particulates sample presentation system includes sample presentation bottle and sample presentation pump, the aerosol sample entrance of described sample presentation bottle pass through sample presentation pipeline with
The compressed air outlet of sample presentation pump connects, and the aerosol sample outlet of described sample presentation bottle is passed through sample feeding pipeline and is arranged on
The sample inlet of suspension box top connects, and described sample presentation pipeline stretches into sample presentation bottle inner bottom part, and described sample presentation pipeline stretches into sample presentation bottle
Interior one end end is connected with one point of five blow head of sample presentation, from connection sample presentation pump to the direction connecting sample presentation bottle on described sample presentation pipeline
It is disposed with the first high efficiency particle air filter, sample presentation electromagnetic valve, the first mass flow controller and first pressure sensor；Position
QI invigorating pipeline is connected with the sample presentation pipeline between the first high efficiency particle air filter and sample presentation electromagnetic valve, described QI invigorating pipeline leads to
Cross one point of four interface of QI invigorating to be connected with the top of settling flux case, described QI invigorating pipeline is provided with QI invigorating electromagnetic valve；Described hang again
It is provided with buoyancy tank for the particle concentration sensor of real-time detection, use are carried out to the aerosol sample concentration in settling flux case
Enter in the Temperature Humidity Sensor that the humiture in settling flux case is carried out with real-time detection and the absolute pressure being used in settling flux case
The absolute pressure transducer of row real-time detection；
Described sampling system includes sampling head, sampling pump, one point of four interface and four-in-one joint, and described sampling head is arranged on
In settling flux case, total interface of described one point of four interface is stretched in settling flux case and is connected with sampling head, described one point of four interface
Sampling branch pipeline is respectively connected with four tap mouths, from close sampling head to away from sampling head in every described sampling branch pipeline
Direction is provided with sickle, particulate collection device, the second mass flow controller and second pressure sensor, described granule
It is provided with filter membrane, four tap mouths of described four-in-one joint are connected with four sampling branch pipeline respectively, institute in thing collection device
The total interface stating four-in-one joint is connected with the air intake of sampling pump by main pipe rail of sampling, and described sampling main pipe rail is from connection
Sampling pump is disposed with the 3rd pressure transducer, the second high efficiency particle air filter and sampling to the direction connecting four-in-one joint
Electromagnetic valve；It is connected with purification pipeline, institute on sampling main pipe rail between the second high efficiency particle air filter and sampling electromagnetic valve
State purification pipeline to be connected with the bottom of settling flux case, described purification pipeline is provided with purge solenoid valve；
Described control system is included controller and is connected with controller and for logical with what monitoring computer was connected and communicated
Letter circuit module, described first mass flow controller and the second mass flow controller are all connected with controller, first pressure
Sensor, particle concentration sensor, Temperature Humidity Sensor, absolute pressure transducer, second pressure sensor and the 3rd pressure
Sensor is all connected with the input of controller, described sample presentation pump, sampling pump, sample presentation electromagnetic valve, QI invigorating electromagnetic valve, sampling electromagnetism
Valve and purge solenoid valve are all connected with the outfan of controller.
Above-mentioned Atmospheric particulates settling flux imitative experiment platform it is characterised in that：Including electric box, described first mass
Flow controller, the second mass flow controller, sickle, particulate collection device, first pressure sensor, second pressure pass
Sensor, the 3rd pressure transducer, sample presentation pump, sampling pump, sample presentation electromagnetic valve, QI invigorating electromagnetic valve, sampling electromagnetic valve and purification electromagnetism
Valve is arranged in electric box；The bottom of described electric box is provided with universal wheel, and described settling flux case passes through casing fixing bolt
It is fixedly connected on electric box top.
Above-mentioned Atmospheric particulates settling flux imitative experiment platform it is characterised in that：The side surface upper part of described settling flux case
It is provided with sample presentation bottle fixed support, described sample presentation bottle is fixedly connected on sample presentation bottle fixed support.
Above-mentioned Atmospheric particulates settling flux imitative experiment platform it is characterised in that：It is provided with sight on described settling flux case
Examine window.
Above-mentioned Atmospheric particulates settling flux imitative experiment platform it is characterised in that：Set on the side wall of described settling flux case
It is equipped with spare interface.
Above-mentioned Atmospheric particulates settling flux imitative experiment platform it is characterised in that：It is connected with safety on described sample presentation pump
Valve.
Above-mentioned Atmospheric particulates settling flux imitative experiment platform it is characterised in that：Described controller is FPGA
Controller, described communication circuit module is RS communication module.
This utility model compared with prior art has advantages below：
1st, structure of the present utility model is simple, novel in design reasonable, realizes convenient and low cost.
2nd, use simple operation of the present utility model, the sampling time is short, and sampling efficiency is high, mix homogeneously.
3rd, simply, it is convenient to realize for the method and step carrying out Atmospheric particulates settling flux experimental simulation using this utility model.
4th, this utility model passes through to arrange the first mass flow controller and the second mass flow controller, can accurately control
Aerosol sample concentration in settling flux case processed, it is possible to increase sampling precision.
5th, of the present utility model practical, using effect is good, is easy to promote the use of.
In sum, structure of the present utility model is simple, novel in design reasonable, realizes convenient and low cost, sampling time
Short, sampling efficiency is high, and sampling precision is high, mix homogeneously, and practical, using effect is good, is easy to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Brief description
Fig. 1 is the structural representation of this utility model Atmospheric particulates settling flux imitative experiment platform.
Fig. 2 is the schematic block circuit diagram of this utility model control system.
Description of reference numerals:
1 sampling pump；2-1 first high efficiency particle air filter；
2-2 second high efficiency particle air filter；3-1 first mass flow controller；
3-2 second mass flow controller；4 particulate collection devices；
4-1 filter membrane；5 sicklies；Mono- point of four interface of 6-1；
6-2 four-in-one joint；7 sampling heads；8 settling flux casees；
9 sample inlets；10 observation windows；11 sample presentation bottles；
12-1 sampling electromagnetic valve；12-2 purge solenoid valve；12-3 sample presentation electromagnetic valve；
12-4 QI invigorating electromagnetic valve；13 sample presentation pumps；14-1 first pressure sensor；
14-2 second pressure sensor；14-3 the 3rd pressure transducer；
15-1 QI invigorating pipeline；15-2 sample presentation pipeline；16 Temperature Humidity Sensors；
17 absolute pressure transducers；18 spare interfaces；
19 casing fixing bolts；20 sample presentation bottle fixed supports；
21 one point five of sample presentation blow heads；22 sample feeding pipelines；23 one point four of QI invigorating interfaces；
24 electric boxs；25 relief valve；26 universal wheels；
27 particle concentration sensors；28 sampling branch pipeline；29 sampling main pipe rails；
30 purification pipelines；31 controllers；32 communication circuit modules；
33 monitoring computers.
Specific embodiment
As shown in figure 1, Atmospheric particulates settling flux imitative experiment platform of the present utility model, including Atmospheric particulates sample presentation
System, settling flux case 8, sampling system and control system, described Atmospheric particulates sample presentation system includes sample presentation bottle 11 and sample presentation pump
13, the aerosol sample entrance of described sample presentation bottle 11 is connected with the compressed air outlet of sample presentation pump 13 by sample presentation pipeline 15-2,
Sample feeding pipeline 22 and the sample inlet being arranged on settling flux case 8 top are passed through in the aerosol sample outlet of described sample presentation bottle 11
9 connections, described sample presentation pipeline 15-2 stretches into sample presentation bottle 11 inner bottom part, and described sample presentation pipeline 15-2 stretches into the one end in sample presentation bottle 11
End is connected with one point of five blow head 21 of sample presentation, from connection sample presentation pump 13 to the side connecting sample presentation bottle 11 on described sample presentation pipeline 15-2
To being disposed with the first high efficiency particle air filter 2-1, sample presentation electromagnetic valve 12-3, the first mass flow controller 3-1 and first
Pressure transducer 14-1；On sample presentation pipeline 15-2 between the first high efficiency particle air filter 2-1 and sample presentation electromagnetic valve 12-3
It is connected with QI invigorating pipeline 15-1, described QI invigorating pipeline 15-1 is connected with the top of settling flux case 8 by one point of four interface 23 of QI invigorating,
It is provided with QI invigorating electromagnetic valve 12-4 on described QI invigorating pipeline 15-1；It is provided with settling flux case 8 on described settling flux case 8
Aerosol sample concentration carry out the particle concentration sensor 27 of real-time detection, for entering to the humiture in settling flux case 8
The Temperature Humidity Sensor 16 of row real-time detection and the absolute pressure carrying out real-time detection for the absolute pressure in settling flux case 8 pass
Sensor 17；
Described sampling system includes sampling head 7, sampling pump 1, one point of four interface 6-1 and four-in-one joint 6-2, described sampling
7 are arranged in settling flux case 8, and total interface of described one point of four interface 6-1 is stretched in settling flux case 8 and is connected with sampling head 7, institute
State and sampling branch pipeline 28 is respectively connected with four of one point of four interface 6-1 tap mouths, from leaning in every described sampling branch pipeline 28
Nearly sampling head 7 is provided with sickle 5, particulate collection device 4, the second mass flow control to the direction away from sampling head 7
Device 3-2 and second pressure sensor 14-2, is provided with filter membrane 4-1, described four-in-one joint 6- in described particulate collection device 4
2 four tap mouths are connected with four sampling branch pipeline 28 respectively, and total interface of described four-in-one joint 6-2 passes through the house steward that samples
Road 29 is connected with the air intake of sampling pump 1, and described sampling main pipe rail 29 is from connection sampling pump 1 to connection four-in-one joint 6-2
Direction be disposed with the 3rd pressure transducer 14-3, the second high efficiency particle air filter 2-2 and sampling electromagnetic valve 12-1；It is located at
Purification pipeline 30, institute are connected with the sampling main pipe rail 29 between the second high efficiency particle air filter 2-2 and sampling electromagnetic valve 12-1
State purification pipeline 30 to be connected with the bottom of settling flux case 8, described purification pipeline 30 is provided with purge solenoid valve 12-2；
As shown in Fig. 2 described control system is included controller 31 and is connected with controller 31 and be used for and monitoring computer
The communication circuit module 32 that 33 connect and communicate, described first mass flow controller 3-1 and the second mass flow controller 3-2
All connect with controller 31, first pressure sensor 14-1, particle concentration sensor 27, Temperature Humidity Sensor 16, absolute pressure
Force transducer 17, second pressure sensor 14-2 and the 3rd pressure transducer 14-3 are all connected with the input of controller 31, institute
State sample presentation pump 13, sampling pump 1, sample presentation electromagnetic valve 12-3, QI invigorating electromagnetic valve 12-4, sampling electromagnetic valve 12-1 and purge solenoid valve
12-2 is all connected with the outfan of controller 31.
As shown in figure 1, in the present embodiment, Atmospheric particulates settling flux imitative experiment platform of the present utility model, also include
Electric box 24, described first mass flow controller 3-1, the second mass flow controller 3-2, sickle 5, particulate collection dress
Put 4, first pressure sensor 14-1, second pressure sensor 14-2, the 3rd pressure transducer 14-3, sample presentation pump 13, sampling pump
1st, sample presentation electromagnetic valve 12-3, QI invigorating electromagnetic valve 12-4, sampling electromagnetic valve 12-1 and purge solenoid valve 12-2 are arranged at electric box
In 24；The bottom of described electric box 24 is provided with universal wheel 26, and described settling flux case 8 is fixedly connected by casing fixing bolt 19
At electric box 24 top.
As shown in figure 1, in the present embodiment, the side surface upper part of described settling flux case 8 is provided with sample presentation bottle fixed support 20, institute
State sample presentation bottle 11 to be fixedly connected on sample presentation bottle fixed support 20.
As shown in figure 1, in the present embodiment, described settling flux case 8 is provided with observation window 10.
As shown in figure 1, in the present embodiment, the side wall of described settling flux case 8 is provided with spare interface 18.
As shown in figure 1, in the present embodiment, described sample presentation pump 13 is connected with relief valve 25.
In the present embodiment, described controller 31 is programmable logic controller (PLC) (PLC), and described communication circuit module 32 is
RS-485 communication module.
The method carrying out Atmospheric particulates settling flux experimental simulation using this utility model, comprises the following steps：
Step one, by be dried aerosol sample put into sample presentation bottle 11；
Step 2, controller 31 control sample presentation pump 13 to start, and control sample presentation electromagnetic valve 12-3 to open, and sample presentation pump 13 is by sky
First pass through the first high efficiency particle air filter 2-1 after air pressure contracting to filter, then sent in sample presentation bottle 11 by sample presentation pipeline 15-2, make to send
Aerosol sample in sample bottle 11 is in suspended state；
Step 3, controller 31 control QI invigorating electromagnetic valve 12-4 to open, after the first high efficiency particle air filter 2-1 filters
Compressed air pass through QI invigorating pipeline 15-1 and one point of four interface 23 of QI invigorating enters in settling flux case 8；
Step 4, controller 31 control sampling pump 1 to start, and control sampling electromagnetic valve 12-1 to open, dynamic in sampling pump 1
Under power effect, making in suspension box 8 is in negative pressure state, and the aerosol sample being suspended in sample presentation bottle 11 passes through sample feeding pipeline 22
Enter in settling flux case 8, be mixed to form air with aerosol sample with the pure air in settling flux case 8, carry
The air of aerosol sample enters one point of four interface 6-1 by sampling head 7, and enters particulate matter receipts after sickle 5 cutting
Acquisition means 4, the filter membrane 4-1 in particulate collection device 4 filters to the air with aerosol sample, by aerosol sample
Filter on filter membrane 4-1, the air with aerosol sample after filtration enters the second efficient sky by four-in-one joint 6-2 again
In air filter 2-2, the process of simulated atmosphere particulate matter diffusion；
During the diffusion of simulated atmosphere particulate matter, the first mass flow controller 3-1 is to flowing through sample presentation pipeline 15-2's
Compressed air require carries out real-time detection and by the signal output detecting to controller 31, the second mass flow controller 3-2
The air mass flow with aerosol sample after particulate collection device 4 filters is carried out with real-time detection and will detect
Signal output is examined to the aerosol sample concentration in settling flux case 8 in real time to controller 31, particle concentration sensor 27
Survey and by the signal output detecting to controller 31, the signal that controller 31 is received is passed by communication circuit module 32
It is defeated by monitoring computer 33 to be stored and show, meanwhile, the particulate matter sample in settling flux case 8 that controller 31 receives to it
Product concentration is compared with aerosol sample concentration threshold phase set in advance, when the aerosol sample concentration in settling flux case 8 is less than
During aerosol sample concentration threshold, control the compressed air flowing through sample presentation pipeline 15-2 by the first mass flow controller 3-1
Flow increases, when the aerosol sample concentration in settling flux case 8 is more than aerosol sample concentration threshold, by the first quality stream
Amount controller 3-1 controls the compressed air require flowing through sample presentation pipeline 15-2 to reduce, and makes the aerosol sample in settling flux case 8 dense
Degree remains the aerosol sample concentration in default settling flux case 8；
Meanwhile, during the diffusion of simulated atmosphere particulate matter, first pressure sensor 14-1 is in sample presentation pipeline 15-2
Compressed air pressure carries out real-time detection and by the signal output detecting to controller 31, and second pressure sensor 14-2 is to sending
Compressed air pressure in sample pipeline 15-2 carries out real-time detection and by the signal output detecting to controller 31, the 3rd pressure
Sensor 14-3 carries out real-time detection and by the letter detecting to the air mass flow with aerosol sample flowing in sampling pump 1
Number export to controller 31, Temperature Humidity Sensor 16 carries out real-time detection, absolute pressure sensor to the humiture in settling flux case 8
Device 17 carries out real-time detection and by the signal output detecting to controller 31, controller to the absolute pressure in settling flux case 8
31 signals being received are transferred to monitoring computer 33 by communication circuit module 32 and are stored and show；
After the completion of step 5, sampling, open purge solenoid valve 12-2, in settling flux case 8, the aerosol sample of residual passes through
Purify pipeline 30 to enter in the second high efficiency particle air filter 2-2.
The above, be only preferred embodiment of the present utility model, not this utility model imposed any restrictions, every
Any simple modification, change and equivalent structure change above example made according to this utility model technical spirit, all still
Belong in the protection domain of technical solutions of the utility model.
Claims (7)
1. a kind of Atmospheric particulates settling flux imitative experiment platform it is characterised in that：Including Atmospheric particulates sample presentation system, hang again
Buoyancy tank (8), sampling system and control system, described Atmospheric particulates sample presentation system includes sample presentation bottle (11) and sample presentation pump (13),
The aerosol sample entrance of described sample presentation bottle (11) is passed through sample presentation pipeline (15-2) and is connected with the compressed air outlet of sample presentation pump (13)
Connect, the aerosol sample outlet of described sample presentation bottle (11) is passed through sample feeding pipeline (22) and is arranged on settling flux case (8) top
Sample inlet (9) connect, described sample presentation pipeline (15-2) stretches into sample presentation bottle (11) inner bottom part, and described sample presentation pipeline (15-2) is stretched
Enter one end end in sample presentation bottle (11) and be connected with one point of five blow head (21) of sample presentation, described sample presentation pipeline (15-2) is sent from connection
Sample pump (13) is disposed with the first high efficiency particle air filter (2-1), sample presentation electromagnetic valve to the direction connecting sample presentation bottle (11)
(12-3), the first mass flow controller (3-1) and first pressure sensor (14-1)；Positioned at the first high efficiency particle air filter
(2-1) it is connected with QI invigorating pipeline (15-1), described blowdown pipe on the sample presentation pipeline (15-2) and sample presentation electromagnetic valve (12-3) between
Road (15-1) is connected with the top of settling flux case (8) by one point of four interface (23) of QI invigorating, and described QI invigorating pipeline (15-1) sets
It is equipped with QI invigorating electromagnetic valve (12-4)；It is provided with for dense to the aerosol sample in settling flux case (8) on described settling flux case (8)
Degree carries out the particle concentration sensor (27) of real-time detection, for carrying out real-time detection to the humiture in settling flux case (8)
Temperature Humidity Sensor (16) and the absolute pressure transducer carrying out real-time detection for the absolute pressure in settling flux case (8)
(17)；
Described sampling system includes sampling head (7), sampling pump (1), one point of four interface (6-1) and four-in-one joint (6-2), described
Sampling head (7) is arranged in settling flux case (8), total interface of described one point of four interface (6-1) stretch in settling flux case (8) with adopt
Sample head (7) connects, and four tap mouths of described one point of four interface (6-1) are respectively connected with sampling branch pipeline (28), described in every
It is provided with sickle (5), particulate matter from close sampling head (7) to the direction away from sampling head (7) in sampling branch pipeline (28)
Collection device (4), the second mass flow controller (3-2) and second pressure sensor (14-2), described particulate collection device
(4) be provided with filter membrane (4-1) in, four tap mouths of described four-in-one joint (6-2) respectively with four samplings branch pipeline (28)
Connect, total interface of described four-in-one joint (6-2) is passed through sampling main pipe rail (29) and is connected with the air intake of sampling pump (1),
Described sampling main pipe rail (29) is disposed with the 3rd pressure from the direction connecting sampling pump (1) to connection four-in-one joint (6-2)
Force transducer (14-3), the second high efficiency particle air filter (2-2) and sampling electromagnetic valve (12-1)；Positioned at the second high-efficiency air filtering
Purification pipeline (30) is connected with the sampling main pipe rail (29) between device (2-2) and sampling electromagnetic valve (12-1), described purification is managed
Road (30) is connected with the bottom of settling flux case (8), and described purification pipeline (30) is provided with purge solenoid valve (12-2)；
Described control system is included controller (31) and is connected with controller (31) and for being connected simultaneously with monitoring computer (33)
The communication circuit module (32) of communication, described first mass flow controller (3-1) and the second mass flow controller (3-2) are all
Connect with controller (31), first pressure sensor (14-1), particle concentration sensor (27), Temperature Humidity Sensor (16),
Absolute pressure transducer (17), second pressure sensor (14-2) and the 3rd pressure transducer (14-3) all with controller (31)
Input connects, described sample presentation pump (13), sampling pump (1), sample presentation electromagnetic valve (12-3), QI invigorating electromagnetic valve (12-4), sampling electricity
Magnet valve (12-1) and purge solenoid valve (12-2) are all connected with the outfan of controller (31).
2. according to the Atmospheric particulates settling flux imitative experiment platform described in claim 1 it is characterised in that：Including electric box
(24), described first mass flow controller (3-1), the second mass flow controller (3-2), sickle (5), particulate collection
Device (4), first pressure sensor (14-1), second pressure sensor (14-2), the 3rd pressure transducer (14-3), sample presentation pump
(13), sampling pump (1), sample presentation electromagnetic valve (12-3), QI invigorating electromagnetic valve (12-4), sampling electromagnetic valve (12-1) and purge solenoid valve
(12-2) it is arranged in electric box (24)；The bottom of described electric box (24) is provided with universal wheel (26), described settling flux case
(8) electric box (24) top is fixedly connected on by casing fixing bolt (19).
3. according to the Atmospheric particulates settling flux imitative experiment platform described in claim 1 it is characterised in that：Described settling flux case
(8) side surface upper part is provided with sample presentation bottle fixed support (20), and described sample presentation bottle (11) is fixedly connected on sample presentation bottle fixed support
(20) on.
4. according to the Atmospheric particulates settling flux imitative experiment platform described in claim 1 it is characterised in that：Described settling flux case
(8) it is provided with observation window (10) on.
5. according to the Atmospheric particulates settling flux imitative experiment platform described in claim 1 it is characterised in that：Described settling flux case
(8) spare interface (18) is provided with side wall.
6. according to the Atmospheric particulates settling flux imitative experiment platform described in claim 1 it is characterised in that：Described sample presentation pump
(13) it is connected with relief valve (25) on.
7. according to the Atmospheric particulates settling flux imitative experiment platform described in claim 1 it is characterised in that：Described controller
(31) it is programmable logic controller (PLC), described communication circuit module (32) is RS-485 communication module.
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| CN201620978637.2U CN205982012U (en) | 2016-08-29 | 2016-08-29 | Atmospheric particulates resuspending experimental simulation platform |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106198337A (en) * | 2016-08-29 | 2016-12-07 | 陕西正大环保科技有限公司 | A kind of Atmospheric particulates settling flux imitative experiment platform and method |
| CN108007729A (en) * | 2017-12-26 | 2018-05-08 | 华测检测认证集团股份有限公司 | The equipment for making atmospheric sampling filter membrane attaching particles thing float again |
| CN109001087A (en) * | 2018-05-23 | 2018-12-14 | 上海交通大学 | Can penetration type closing sweep de- settling flux smog box and its detection method |
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2016
- 2016-08-29 CN CN201620978637.2U patent/CN205982012U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106198337A (en) * | 2016-08-29 | 2016-12-07 | 陕西正大环保科技有限公司 | A kind of Atmospheric particulates settling flux imitative experiment platform and method |
| CN106198337B (en) * | 2016-08-29 | 2019-02-12 | 陕西正大环保科技有限公司 | A kind of Atmospheric particulates settling flux experiment analogy method |
| CN108007729A (en) * | 2017-12-26 | 2018-05-08 | 华测检测认证集团股份有限公司 | The equipment for making atmospheric sampling filter membrane attaching particles thing float again |
| CN109001087A (en) * | 2018-05-23 | 2018-12-14 | 上海交通大学 | Can penetration type closing sweep de- settling flux smog box and its detection method |
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