CN107966331A - The harvester and method that field test soil-plant system organic pollution soil-gas exchanges - Google Patents
The harvester and method that field test soil-plant system organic pollution soil-gas exchanges Download PDFInfo
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- CN107966331A CN107966331A CN201710995500.7A CN201710995500A CN107966331A CN 107966331 A CN107966331 A CN 107966331A CN 201710995500 A CN201710995500 A CN 201710995500A CN 107966331 A CN107966331 A CN 107966331A
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- organic pollution
- field test
- soil
- harvester
- ventilation duct
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2202—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling
- G01N1/2214—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling by sorption
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2273—Atmospheric sampling
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The harvester and method of the rustic exchange of field test soil_plant_atmosphere continuum organic pollution, it is related to a kind of device and method of field test organic pollution.The present invention is that it includes tripod, open tubular column, sampling device, ventilation duct, absorber, flowmeter and aspiration pump in order to solve the problems, such as that the existing device sampling area for actively gathering air pollutants is small, and method is as follows：Start aspiration pump, adjust flowmeter, be set to 5L/min, after 48h, remove absorber 6, be subsequently placed in 18 DEG C it is to be measured, that is, complete.The present invention uses active sample mode, by increasing sampling area, reduces air mass flow, representative stronger, the bioaccumulation efficiency higher of pollutant, avoids the problem of sampling area is small, and air mass flow is big, and sample representativeness is poor.The present invention carries out passive sampling by the way of sampling area is increased, and effectively increases the bioaccumulation efficiency of organic pollution on the adsorbent material, improves more than 10% on year-on-year basis.The invention belongs to the acquisition technique field of the rustic exchange of field test organic pollution.
Description
Technical field
The present invention relates to a kind of device and method of field test organic pollution.
Background technology
It is that control persistence/volatile organic contaminant migrates propagation and ring in region and global range that soil-gas, which exchanges,
The critical process at border home to return to.Plant is an important factor for influencing soil-air exchange process.Volatilization/half in air is measured to volatilize
Property organic pollution content be study pollutant environmental behaviour important means.At present, it is main that Atmospheric Organic Pollutants are gathered
There is actively and passively two ways.Passive sampler cost is low, but the sampling time is grown, and efficiency is too low.Existing active sampler
Have the characteristics that the time is short, efficient, but sampler area is too small, and the sample representativeness of collection is not strong.
The content of the invention
The purpose of the present invention is to solve the existing device sampling area for actively gathering air pollutants it is small the problem of, carry
The harvester and method that a kind of field test soil-plant system organic pollution soil-gas exchanges are supplied.
The harvester that field test soil-plant system organic pollution soil-gas exchanges, it includes tripod, hollow
Column, sampling device, ventilation duct, absorber, flowmeter and aspiration pump,
Open tubular column one end closing, one end open,
The tripod is welded with open tubular column blind end, and one is made by shutter and wind shield in the sampling device, and
There are sampling device opening, the closing of sampling device other end in sampling device one end, and the inner surface of the wind shield is equipped with and ventilation
The empty slot to match with work shape ventilation duct is managed, opens up ventilating opening in empty slot, the sampling device opening is welded on open tubular column appearance
Face, and hollow outer surface of column has the hole to match with sampling device opening, ventilation duct one end is connected with work shape ventilation duct 5-1,
One group of air hole is opened up on work shape ventilation duct, and Open Side Down for air hole, the ventilation duct other end successively with absorber, flowmeter and
Aspiration pump connects, and ventilation duct passes through open tubular column.
The sampling device shutter section is arc.
The ventilating opening is corresponded with air hole.
The sampling device surface is rectangle, a length of 100cm, width 30cm.
The air hole is circular, a diameter of 1cm.
The absorber is circle, and a diameter of 10cm, material is polyurethane foam.
The ventilation duct material is stainless steel, and a diameter of 2cm, the distance between the adjacent air hole of each two is 3cm, described
Ventilative hole number is 20.
The tripod is made of stainless steel, a diameter of 3cm, is 10~50cm apart from ground level.
The open tubular column is made of stainless steel, a diameter of 5cm, is highly 200cm.
The method that field test soil-plant system organic pollution soil-gas exchanges, this method are as follows：
Start aspiration pump, adjust flowmeter, be set to 5L/min, after 48h, remove absorber, be subsequently placed in -18 DEG C it is to be measured,
Complete atmosphere organic pollutant sampling operation.
The present invention uses active sample mode, by increasing sampling area, reduces air mass flow, representative stronger, pollution
The bioaccumulation efficiency higher of thing, avoids the problem of sampling area is small, and air mass flow is big, and sample representativeness is poor.If in different height
Degree sets more sampling apparatuses, can gather organic pollution in the air of different height at the same time.This is for studying different height
The change mechanism of organic pollution content has great importance in degree air.
The present invention carries out passive sampling by the way of sampling area is increased, and effectively increases organic pollution in adsorption material
Bioaccumulation efficiency on material, improves more than 10% on year-on-year basis.
Brief description of the drawings
Fig. 1 is that the structure for the harvester that field test soil-plant system organic pollution soil of the present invention-gas exchanges is shown
It is intended to；
Fig. 2 is the B-B profiles of Fig. 1；
Fig. 3 is the A-A profiles of Fig. 2；
Fig. 4 is work shape ventilation duct structure diagram.
Embodiment
Technical solution of the present invention is not limited to act embodiment set forth below, further includes between each embodiment
Any combination.
Embodiment one：What present embodiment field test soil-plant system organic pollution soil-gas exchanged adopts
Acquisition means, it includes tripod 1, open tubular column 2, sampling device 3, ventilation duct 5, absorber 6, flowmeter 7 and aspiration pump 8, described
2 one end of open tubular column is closed, one end open, and the tripod 1 is welded with 2 blind end of open tubular column, and the sampling device 3 is by shutter
One is made in 3-1 and wind shield 3-2, and there are sampling device opening, the closing of 3 other end of sampling device, institute in 3 one end of sampling device
The inner surface for stating wind shield 3-2 is equipped with the empty slot 3-5 to match with ventilation duct 5 and work shape ventilation duct 5-1, is opened up in empty slot 3-5
Ventilating opening 3-4, the sampling device opening is welded on 2 outer surface of open tubular column, and 2 outer surface of open tubular column has and sampling device opening
The hole to match, 5 one end of ventilation duct are connected with work shape ventilation duct 5-1, and one group of air hole 4 is opened up on work shape ventilation duct 5-1, and
Open Side Down for air hole 4, and 5 other end of ventilation duct is connected with absorber 6, flowmeter 7 and aspiration pump 8 successively, and ventilation duct 5 passes through
Open tubular column 2.
Embodiment two：The present embodiment is different from the first embodiment in that 3 shutter of sampling device
3-1 sections are arc.It is other identical with embodiment one.
Embodiment three：The ventilating opening unlike one of present embodiment and embodiment one or two
(3-4 is corresponded with air hole 4.It is other identical with one of embodiment one or two.
Embodiment four：The sampling device unlike one of present embodiment and embodiment one to three
3 surfaces are rectangle, a length of 100cm, width 30cm.It is other identical with one of embodiment one to three.
Embodiment five：The air hole 4 unlike one of present embodiment and embodiment one to four
For circle, a diameter of 1cm.It is other identical with one of embodiment one to four.
Embodiment six：The absorber 6 unlike one of present embodiment and embodiment one to five
For circle, a diameter of 10cm, material is polyurethane foam.It is other identical with one of embodiment one to five.
Embodiment seven：The ventilation duct 5 unlike one of present embodiment and embodiment one to six
Material is stainless steel, a diameter of 2cm, and the distance between adjacent air hole 4 of each two is 3cm, and 4 quantity of air hole is 20
It is a.It is other identical with one of embodiment one to six.
Embodiment eight：The tripod 1 unlike one of present embodiment and embodiment one to seven
It is made of stainless steel, a diameter of 3cm, is 10~50cm apart from ground level.Other phases one of with embodiment one to seven
Together.
Embodiment nine：The open tubular column 2 unlike one of present embodiment and embodiment one to eight
It is made of stainless steel, a diameter of 5cm, is highly 200cm.It is other identical with one of embodiment one to eight.
Embodiment ten：The side that present embodiment field test soil-plant system organic pollution soil-gas exchanges
Method, its is as follows：
Start aspiration pump 8, adjust flowmeter 7, be set to 5L/min, after 48h, remove absorber 6, be subsequently placed in -18 DEG C and treat
Survey, that is, complete atmosphere organic pollutant sampling operation.
The present invention carries out passive sampling by the way of sampling area is increased, and effectively increases organic pollution in adsorption material
Bioaccumulation efficiency on material, improves more than 10% on year-on-year basis.
Claims (10)
1. the harvester that field test soil-plant system organic pollution soil-gas exchanges, it is characterised in that it includes triangle
Frame (1), open tubular column (2), sampling device (3), ventilation duct (5), absorber (6), flowmeter (7) and aspiration pump (8), it is described hollow
Column (2) one end is closed, one end open, and the tripod (1) is welded with open tubular column (2) blind end, and the sampling device (3) is by hiding
One is made in baffle (3-1) and wind shield (3-2), and there is sampling device opening in sampling device (3) one end, and sampling device (3) is another
Outer one end closing, the inner surface of the wind shield (3-2) are equipped with the sky to match with ventilation duct (5) and work shape ventilation duct (5-1)
Groove (3-5), empty slot (3-5) is interior to open up ventilating opening (3-4), and the sampling device opening is welded on open tubular column (2) outer surface, and empty
There is the hole to match with sampling device opening in stem (2) outer surface, and ventilation duct (5) one end is connected with work shape ventilation duct (5-1),
One group of air hole (4) is opened up on work shape ventilation duct (5-1), and Open Side Down for air hole (4), ventilation duct (5) other end successively with
Absorber (6), flowmeter (7) and aspiration pump (8) connection, and ventilation duct (5) passes through open tubular column (2).
2. the harvester that field test soil-plant system organic pollution soil-gas exchanges according to claim 1, its
It is characterized in that the sampling device (3) shutter (3-1) section is arc.
3. the harvester that field test soil-plant system organic pollution soil-gas exchanges according to claim 1, its
It is characterized in that the ventilating opening (3-4) is corresponded with air hole (4).
4. the harvester that field test soil-plant system organic pollution soil-gas exchanges according to claim 1, its
It is characterized in that the sampling device (3) surface is rectangle, a length of 100cm, width 30cm.
5. the harvester that field test soil-plant system organic pollution soil-gas exchanges according to claim 1, its
It is characterized in that the air hole (4) for circle, a diameter of 1cm.
6. the harvester that field test soil-plant system organic pollution soil-gas exchanges according to claim 1, its
The absorber (6) is characterized in that as circle, a diameter of 10cm, material is polyurethane foam.
7. the harvester that field test soil-plant system organic pollution soil-gas exchanges according to claim 1, its
It is characterized in that the ventilation duct (5) material is stainless steel, a diameter of 2cm, the distance between the adjacent air hole of each two (4) is
3cm, air hole (4) quantity are 20.
8. the harvester that field test soil-plant system organic pollution soil-gas exchanges according to claim 1, its
It is characterized in that the tripod (1) is made of stainless steel, a diameter of 3cm, is 10~50cm apart from ground level.
9. the harvester that field test soil-plant system organic pollution soil-gas exchanges according to claim 1, its
It is characterized in that the open tubular column (2) is made of stainless steel, a diameter of 5cm, is highly 200cm.
10. the method that field test soil-plant system organic pollution soil-gas exchanges, it is characterised in that this method is as follows：
Start aspiration pump (8), adjustment flowmeter (7), is set to 5L/min, after 48h, removes absorber (6), is subsequently placed in -18 DEG C
It is to be measured, that is, complete atmosphere organic pollutant sampling operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710995500.7A CN107966331B (en) | 2017-10-23 | 2017-10-23 | Collection system for testing soil-plant system organic pollutant soil-gas exchange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710995500.7A CN107966331B (en) | 2017-10-23 | 2017-10-23 | Collection system for testing soil-plant system organic pollutant soil-gas exchange |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107966331A true CN107966331A (en) | 2018-04-27 |
| CN107966331B CN107966331B (en) | 2020-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710995500.7A Active CN107966331B (en) | 2017-10-23 | 2017-10-23 | Collection system for testing soil-plant system organic pollutant soil-gas exchange |
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Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08184534A (en) * | 1994-12-27 | 1996-07-16 | Hochiki Corp | Air pollution detector by sampling system |
| JP2002340753A (en) * | 2001-05-18 | 2002-11-27 | Riken Keiki Co Ltd | Gas-sampling probe |
| CN2725883Y (en) * | 2004-08-11 | 2005-09-14 | 河南省核工业放射性核素检测中心 | Active air radioactive sampler |
| CN101776661A (en) * | 2010-02-05 | 2010-07-14 | 江苏大学 | Method for detecting monocyclic aromatic pollutants in engine tail gas |
| CN202141617U (en) * | 2011-07-21 | 2012-02-08 | 中国环境科学研究院 | Sample acquisition device for PAH pollutant in air exposed by individual |
| CN202210048U (en) * | 2011-09-23 | 2012-05-02 | 南宁八菱科技股份有限公司 | Telescopic airflow sampler |
| CN202757802U (en) * | 2012-08-09 | 2013-02-27 | 安徽蓝盾光电子股份有限公司 | Protective cover used for tribasic sodium phosphate (TSP) sampling device |
| CN203422237U (en) * | 2013-09-03 | 2014-02-05 | 上海化工研究院 | Sampling device for GC-MS (gas chromatography-mass spectrometer) headspace analysis |
| JP2014145650A (en) * | 2013-01-29 | 2014-08-14 | Hitachi-Ge Nuclear Energy Ltd | Isokinetic probe |
| CN204495626U (en) * | 2015-04-02 | 2015-07-22 | 中国航空工业集团公司沈阳发动机设计研究所 | A kind of gas high-temperature sampling apparatus |
| CN105445061A (en) * | 2016-02-01 | 2016-03-30 | 南京工业职业技术学院 | Active sampling system of persistent organic pollutants PAHs in atmosphere |
| CN105865859A (en) * | 2016-05-29 | 2016-08-17 | 中国科学院寒区旱区环境与工程研究所 | Gas sampling device applicable to soil at different depths in perennially frozen soil zone |
| CN205826333U (en) * | 2016-07-14 | 2016-12-21 | 上海海洋大学 | Sampler device |
| CN106525512A (en) * | 2016-09-21 | 2017-03-22 | 环境保护部南京环境科学研究所 | VOC collection box in the wild |
| CN206208614U (en) * | 2016-11-15 | 2017-05-31 | 广西壮族自治区农业科学院甘蔗研究所 | It is a kind of while suitable for greenhouse and the Soil Trace Gases harvester of field experiment |
| CN107063775A (en) * | 2017-03-06 | 2017-08-18 | 华南理工大学 | A kind of simple type deep soil gas sampler and its method for sampling |
| CN206442626U (en) * | 2016-12-06 | 2017-08-25 | 上海宝钢工业技术服务有限公司 | Protective housing for atmospheric sampling instrument |
| CN107179221A (en) * | 2017-06-29 | 2017-09-19 | 苏州浪声科学仪器有限公司 | PM2.5 sampling apparatuses |
-
2017
- 2017-10-23 CN CN201710995500.7A patent/CN107966331B/en active Active
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08184534A (en) * | 1994-12-27 | 1996-07-16 | Hochiki Corp | Air pollution detector by sampling system |
| JP2002340753A (en) * | 2001-05-18 | 2002-11-27 | Riken Keiki Co Ltd | Gas-sampling probe |
| CN2725883Y (en) * | 2004-08-11 | 2005-09-14 | 河南省核工业放射性核素检测中心 | Active air radioactive sampler |
| CN101776661A (en) * | 2010-02-05 | 2010-07-14 | 江苏大学 | Method for detecting monocyclic aromatic pollutants in engine tail gas |
| CN202141617U (en) * | 2011-07-21 | 2012-02-08 | 中国环境科学研究院 | Sample acquisition device for PAH pollutant in air exposed by individual |
| CN202210048U (en) * | 2011-09-23 | 2012-05-02 | 南宁八菱科技股份有限公司 | Telescopic airflow sampler |
| CN202757802U (en) * | 2012-08-09 | 2013-02-27 | 安徽蓝盾光电子股份有限公司 | Protective cover used for tribasic sodium phosphate (TSP) sampling device |
| JP2014145650A (en) * | 2013-01-29 | 2014-08-14 | Hitachi-Ge Nuclear Energy Ltd | Isokinetic probe |
| CN203422237U (en) * | 2013-09-03 | 2014-02-05 | 上海化工研究院 | Sampling device for GC-MS (gas chromatography-mass spectrometer) headspace analysis |
| CN204495626U (en) * | 2015-04-02 | 2015-07-22 | 中国航空工业集团公司沈阳发动机设计研究所 | A kind of gas high-temperature sampling apparatus |
| CN105445061A (en) * | 2016-02-01 | 2016-03-30 | 南京工业职业技术学院 | Active sampling system of persistent organic pollutants PAHs in atmosphere |
| CN105865859A (en) * | 2016-05-29 | 2016-08-17 | 中国科学院寒区旱区环境与工程研究所 | Gas sampling device applicable to soil at different depths in perennially frozen soil zone |
| CN205826333U (en) * | 2016-07-14 | 2016-12-21 | 上海海洋大学 | Sampler device |
| CN106525512A (en) * | 2016-09-21 | 2017-03-22 | 环境保护部南京环境科学研究所 | VOC collection box in the wild |
| CN206208614U (en) * | 2016-11-15 | 2017-05-31 | 广西壮族自治区农业科学院甘蔗研究所 | It is a kind of while suitable for greenhouse and the Soil Trace Gases harvester of field experiment |
| CN206442626U (en) * | 2016-12-06 | 2017-08-25 | 上海宝钢工业技术服务有限公司 | Protective housing for atmospheric sampling instrument |
| CN107063775A (en) * | 2017-03-06 | 2017-08-18 | 华南理工大学 | A kind of simple type deep soil gas sampler and its method for sampling |
| CN107179221A (en) * | 2017-06-29 | 2017-09-19 | 苏州浪声科学仪器有限公司 | PM2.5 sampling apparatuses |
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| Publication number | Publication date |
|---|---|
| CN107966331B (en) | 2020-08-14 |
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