CN108828158A - The measuring device of Carbon flux under a kind of artificial rainfall condition - Google Patents
The measuring device of Carbon flux under a kind of artificial rainfall condition Download PDFInfo
- Publication number
- CN108828158A CN108828158A CN201810856377.5A CN201810856377A CN108828158A CN 108828158 A CN108828158 A CN 108828158A CN 201810856377 A CN201810856377 A CN 201810856377A CN 108828158 A CN108828158 A CN 108828158A
- Authority
- CN
- China
- Prior art keywords
- transparent glass
- measuring device
- pipeline
- tube body
- carbon flux
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 33
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 230000004907 flux Effects 0.000 title claims abstract description 30
- 239000011521 glass Substances 0.000 claims abstract description 45
- 239000007921 spray Substances 0.000 claims abstract description 42
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 38
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 19
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 3
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 241000208340 Araliaceae Species 0.000 claims 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 claims 1
- 235000003140 Panax quinquefolius Nutrition 0.000 claims 1
- GCNLQHANGFOQKY-UHFFFAOYSA-N [C+4].[O-2].[O-2].[Ti+4] Chemical compound [C+4].[O-2].[O-2].[Ti+4] GCNLQHANGFOQKY-UHFFFAOYSA-N 0.000 claims 1
- 235000008434 ginseng Nutrition 0.000 claims 1
- 239000003292 glue Substances 0.000 claims 1
- 239000002689 soil Substances 0.000 description 12
- 238000001556 precipitation Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000005259 measurement Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000011160 research Methods 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 230000006012 detection of carbon dioxide Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 239000004408 titanium dioxide Substances 0.000 description 2
- CNJLMVZFWLNOEP-UHFFFAOYSA-N 4,7,7-trimethylbicyclo[4.1.0]heptan-5-one Chemical compound O=C1C(C)CCC2C(C)(C)C12 CNJLMVZFWLNOEP-UHFFFAOYSA-N 0.000 description 1
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—Specially adapted to detect a particular component
- G01N33/004—Specially adapted to detect a particular component for CO, CO2
Abstract
The present invention relates to a kind of measuring devices of Carbon flux under artificial rainfall condition, including transparent glass case (10), artificial rain device (20) and carbon dioxide tester (30), wherein transparent glass case (10) is without bottom plate, the exploration hole (12) for placing carbon dioxide tester is formed on top plate (11), artificial rain device includes the multiple spray units (21) being arranged on top plate (11) inner surface, the valve (23) for connecting the pipeline (22) of external water source and the multiple spray unit (21) and being arranged on pipeline (22), pipeline (22) enters transparent glass case from the bottom of transparent glass case, and top plate (11) are extended up to along side wall, then the multiple spray unit (21) are connected；Wherein each spray unit includes the multiple spray heads (212) of tube body (211) and setting on tube body (211) outer surface, tube body (211) is connected to pipeline (22), and spray head (212) is connected to tube body (211).
Description
Technical field
The present invention relates to Carbon flux measuring devices, in particular to a kind of measurement of Carbon flux under artificial rainfall condition
Equipment.
Background technique
Box gas measuring method is the method that current longest is used to measure Carbon flux, can be divided into closed chamber method and dynamic case method,
Principle is that a certain size cabinet is placed on to soil or the vegetation top of certain area, blocks gas exchanges inside and outside cabinet, from
And measure the exchange capacity of Carbon flux.In the influence factor of Carbon flux, rainfall is more often analyzed it to carbon as research object
The influence of flux, existing research show in rainfall that the variation of Carbon flux is more violent, but due to conventional box survey gas
The cabinet of method has blocked the entrance of rainfall, can not observe the changing rule of Carbon flux in rainfall, therefore cannot accurately embody
Rainfall-Carbon flux dynamic relationship.
Summary of the invention
In order to solve the problems, such as above-mentioned background technique, the object of the present invention is to provide a kind of rain making items
The measuring device of Carbon flux under part solves current Carbon flux measurement equipment poor in timeliness, is not easy to mobile problem.
According to an aspect of the present invention, a kind of measuring device of Carbon flux under artificial rainfall condition is provided, which is characterized in that
Including transparent glass case 10, artificial rain device 20 and carbon dioxide tester 30,
Wherein the transparent glass case 10 is formed with for placing the carbon dioxide tester without bottom plate on top plate 11
Exploration hole 12, the artificial rain device include the multiple spray units 21 being arranged on 11 inner surface of top plate, and connection is outer
The pipeline 22 of portion water source and the multiple spray unit 21 and the valve 23 being arranged on the pipeline 22, the pipeline 22 is from institute
The bottom for stating transparent glass case enters the transparent glass case, and extends up to top plate 11 along side wall, then described in connection
Multiple spray units 21；
Wherein each spray unit includes tube body 211 and multiple spray heads 212 for being arranged on 211 outer surface of tube body, institute
It states tube body 211 to be connected to pipeline 22, the spray head 212 is connected to the tube body 211.
An embodiment according to the present invention, wherein the artificial rain device further includes control device, for controlling
Water spray parameter.
An embodiment according to the present invention, wherein the transparent glass case 10 is made of poly (methyl methacrylate) plate.
An embodiment according to the present invention, wherein being terminated under the side wall glass plate of the transparent glass case 10 certain wide
The metal plate such as stainless steel plate 13 of such as 10cm is spent, in order to which entire transparent glass case 10 can facilitate in insertion soil, wherein
Gas leakage is prevented by glass cement sealing between stainless steel plate and glass plate.
An embodiment according to the present invention, wherein the tube body 211 is open at one end, other end closing, the opening
It is connected to pipeline 22.
An embodiment according to the present invention, wherein the water spray parameter includes flow and flow rate.
An embodiment according to the present invention, wherein the transparent glass case 10 is in cuboid, cube or other conjunctions
Suitable shape.
An embodiment according to the present invention, wherein the carbon dioxide tester 30 is the test of portable carbon dioxide
Instrument.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram according to the Carbon flux measuring device of one embodiment of the invention.
Fig. 2 is the spray unit structural schematic diagram according to one embodiment of the invention.
Fig. 3 is the portable carbon dioxide tester structural schematic diagram according to one embodiment of the invention.
Appended drawing reference：1- vegetation；The 2- soil body；10- glass box；11- top plate；12- exploration hole；13- metal plate；21- spray
Unit；22- pipeline；23- valve；211- tube body；212- spray head；The portable carbon dioxide tester of 30-；The portable titanium dioxide of 31-
Carbon probe of tester.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Fig. 1 is the structural schematic diagram according to the Carbon flux measuring device of one embodiment of the invention.Fig. 2 is according to this hair
The spray unit structural schematic diagram of a bright embodiment.Fig. 3 is the portable titanium dioxide according to one embodiment of the invention
Carbon tester structural schematic diagram.
With reference to Fig. 1~3, the measuring device of Carbon flux may include transparent under a kind of artificial rainfall condition according to the present invention
Glass box 10, artificial rain device and carbon dioxide tester 30.The measuring device can be set vegetation 1 and the soil body 2 it
On.
As shown, the transparent glass case 10 is in bar shape, no bottom plate is formed by five face transparent glass, is thus put
Set the flux that can detecte the carbon dioxide of vegetation on vegetation 1.It is formed on top plate 11 and is surveyed for placing the carbon dioxide
The exploration hole 12 of instrument is tried, the size and shape of the exploration hole can be determined according to the specific size of carbon dioxide tester 12.
In addition the position setting in the hole generally can be positioned at the marginal portion of top plate, do not influence spray unit 21 spray operation and
The detection of carbon dioxide.
In addition, in order to increase intensity, can the transparent glass case 10 the side glass plate lower end (portion on contact ground
Point) connect one fixed width metal plate such as 10cm stainless steel plate, in order to be inserted into soil, wherein stainless steel plate and glass plate
Between by glass cement sealing prevent gas leakage.
It should be understood that the transparent glass case 10 can be other shapes for example in cuboid, cube or cylindrical
Shape；The transparent glass case 10 can be made of poly (methyl methacrylate) plate or other suitable materials are made.The transparent glass case
10 size appropriate can select, such as side length can be 60cm, 70cm, 80cm, 100cm, 150cm, 200cm etc..
The artificial rain device may include the multiple spray units 21 being arranged on 11 inner surface of top plate, connection
The pipeline 22 of external water source and the multiple spray unit 21 and the valve 23 being arranged on the pipeline 22, the pipeline 22 from
The bottom of the transparent glass case 10 enters, and extends up to top plate 11 along side wall, and it is single then to connect the multiple spray
Member 21.As shown, multiple spray units are arranged in an essentially parallel manner on the inner surface of top plate 11, in the side of exploration hole 12.
It can prevent from influencing the spray operation and the detection of carbon dioxide of spray unit 21 in this way.Pipeline 22 prolongs along the angle of cabinet
It stretches, too many space can be not take up in this way, and be easy connection and fix.It can certainly be other modes to be arranged.
With reference to Fig. 2, each spray unit may include tube body 211 and multiple sprays for being arranged on 211 outer surface of tube body
First 212, the tube body 211 is connected to pipeline 22, and the spray head 212 is connected to the tube body 211.The wherein tube body 211 1
End opening, other end closing, the opening are connected to pipeline 22.It is also possible to the tube body that both ends are open, so simultaneously two
End is connected to pipeline 22.It is of course also possible to be other arrangements.Multiple spray heads 212 are disposed substantially uniformly on tube body 211,
To realize substantially homogeneous water spray.Valve 23 is arranged on pipeline, for opening or closing pipeline.
According to the present invention, the artificial rain device 20 can also include control device (not shown), for controlling water spray
Parameter.Such as the control device can control the switch of valve 23, control the flow and flow rate of water, form of water spray etc..Ability
Field technique personnel, which are based on the prior art and the teachings of the present invention, easily to be realized, therefore do not repeat herein.
The carbon dioxide tester 30 can be portable carbon dioxide tester, such as manual testing device.Dioxy
Changing carbon tester 30 may include probe 31.When detecting, which is placed in exploration hole 12, is popped one's head in
It protrudes into glass box 10 and is detected.
When measurement, the metal plate sections of glass box 10 are inserted in soil layer, by the spy of hand-held carbon dioxide tester 30
First 31 are protruded into glass box and are opened by the exploration hole 12 at the top of glass box.Later, control device for opening starts rain making
Device, rainfall start the carbon dioxide concentration measurement for carrying out the rainfall stage after the ejection of spray head 41.
Embodiment
Following test has been carried out using the device of the invention：
Experimental subjects：Beijing meadow
Experiment condition：The device of the invention side length is the cube of 1.5m；Simulated precipitation be respectively 0mm, 2mm, 5mm,
10mm。
Experimentation：2mm, 5mm, 10mm manual simulation's precipitation have been carried out, water is made to compare with 0mm precipitation in test
Drop is uniformly sprinkling upon earth's surface, and does not form rainwash；It is measured under the conditions of various precipitation respectively, after precipitation
The apparent soil carbon flux of 10min, 30min, 1h, 2h.As a result as shown in the table：
The results show that precipitation enhancement biological breadcrust apparent soil caron density amount, handled at 3 kinds of precipitation 2,5,10mm
Accumulative carbon emissions amount is gradually increased than control group respectively, and as the apparent soil carbon flux of the extension of time after precipitation is shown
First increase the trend being gradually reduced afterwards.Some research conclusions of the observed result and the prior art are almost the same, such as：
Housman D C, Grote E E, Belnap J.Annual CO2flux from a biological soil crust
system on the Colorado Plateau:effects of increased temperatureand summer
precipitation∥Ecological Society of America Annual Meeting Abstracts.2007.
In conclusion the measuring device structure of Carbon flux is simple under the artificial rainfall condition that the present embodiment proposes, measurement side
Just, while the data in rainfall can be measured, timeliness is strong.The transparent glass case is placed in above the test soil body, bottom
Inside soil body is fixed in portion.
Claimed is not intended to limit to the detailed description of the embodiment of the present invention provided in the accompanying drawings above
The range of invention, but it is merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Claims (8)
1. the measuring device of Carbon flux under a kind of artificial rainfall condition, which is characterized in that including transparent glass case (10), artificial drop
Rain device and carbon dioxide tester (30),
Wherein the transparent glass case (10) is formed with for placing the carbon dioxide tester without bottom plate on top plate (11)
Exploration hole (12), the artificial rain device include the multiple spray units (21) being arranged on the top plate (11) inner surface,
The valve (23) for connecting the pipeline (22) of external water source and the multiple spray unit (21) and being arranged on the pipeline (22),
The pipeline (22) enters the transparent glass case from the bottom of the transparent glass case, and extends up to top plate along side wall
(11), the multiple spray unit (21) are then connected；
Wherein each spray unit includes the multiple spray heads (212) of tube body (211) and setting on tube body (211) outer surface,
The tube body (211) is connected to pipeline (22), and the spray head (212) is connected to the tube body (211).
2. the measuring device of Carbon flux under artificial rainfall condition according to claim 1, which is characterized in that the artificial drop
Rain device further includes control device, for controlling water spray parameter.
3. the measuring device of Carbon flux under artificial rainfall condition according to claim 1, which is characterized in that the transparent glass
Glass case (10) is made of poly (methyl methacrylate) plate.
4. the measuring device of Carbon flux under artificial rainfall condition according to claim 1, which is characterized in that the transparent glass
The stainless steel plate (13) of one fixed width is terminated under the side wall glass plate of glass case (10), by glass between stainless steel plate and glass plate
Glue sealing.
5. the measuring device of Carbon flux under artificial rainfall condition according to claim 1, feature wherein, the tube body
(211) open at one end, other end closing, the opening is connected to pipeline (22).
6. the measuring device of Carbon flux under artificial rainfall condition according to claim 1, which is characterized in that the water spray ginseng
Number includes flow and flow rate.
7. the measuring device of Carbon flux under artificial rainfall condition according to claim 1, which is characterized in that the transparent glass
Glass case (10) is in cuboid or cubic shaped.
8. the measuring device of Carbon flux under artificial rainfall condition according to claim 1, which is characterized in that the titanium dioxide
Carbon tester (30) is portable carbon dioxide tester.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810856377.5A CN108828158B (en) | 2018-07-31 | 2018-07-31 | Measurement device for carbon flux under artificial rainfall condition |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810856377.5A CN108828158B (en) | 2018-07-31 | 2018-07-31 | Measurement device for carbon flux under artificial rainfall condition |
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| CN108828158B CN108828158B (en) | 2024-01-30 |
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