CN207232051U - The indoor simulated system that frozen-thaw process influences soil environment - Google Patents
The indoor simulated system that frozen-thaw process influences soil environment Download PDFInfo
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- CN207232051U CN207232051U CN201721052499.6U CN201721052499U CN207232051U CN 207232051 U CN207232051 U CN 207232051U CN 201721052499 U CN201721052499 U CN 201721052499U CN 207232051 U CN207232051 U CN 207232051U
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Abstract
The utility model provides the indoor simulated system that a kind of frozen-thaw process influences soil environment, is related to cryosphere scientific research technical field.System includes growth cabinet, soil memory (containing earth pillar), greenhouse gases transmission acquisition channel and (contains CO2Concentration sensor), Soil Temperature And Moisture salt sensor and data collector.Control point of two layers setting test cabinet, earth pillar in the climate box of the positive negative variation of the temperature inside the box to be placed in the test cabinet of upper strata, lower floor's test cabinet preserve can regular sampling analysis pedotheque.Soil Temperature And Moisture salt sensor is tightly connected with earth pillar, and the acquisition channel of No leakage, which is used to convey, carries out taken at regular intervals and quantitative research, CO outside greenhouse gases to the growth cabinet produced in earth pillar2Concentration sensor can be to CO in acquisition channel2Concentration is detected in real time, each Sensor monitoring data by case outside data collector collection storage.System can provide the research in terms of soil environment influence for freeze thawing the deficiency that science and technology supports and makes up in-situ observation research.
Description
Technical field
Cryosphere scientific research technical field is the utility model is related to, in particular to a kind of frozen-thaw process to soil
The indoor simulated system that environment influences.
Background technology
Freeze-thawing process of soil (or Frozen-thawed cycled), is due to round the clock or season thermal change is table is native and a following depthkeeping
Degree forms the soil course freeze-melted repeatedly, and the phenomenon is very universal in middle and high latitude or high altitude localities.It was found that
The land area experience freeze-thawing process of soil in the Northern Hemisphere nearly 57%.Numerous studied shows that alternate freezing and thawing is acted on to soil environment
There is strong influence, mainly by varying soil water thermal characteristics to soil physics feature, chemical property, microbiologic population's group
Discharge etc., which is produced, into structure and activity and greenhouse gases produces effect.Therefore, frozen-thaw process answers the influence process of soil environment
Miscellaneous, far-reaching and strong, currently as new international an advanced subject and hot fields, its attention degree is all with day
Increase.
Qinghai-Tibet Platean is that freeze-thawing process of soil takes place frequently area, and soil freezing-thawing frequency and intensity are big, the soil erosion that in turn results in,
Phenomena such as salination, desertification and vegetation are failed is also very serious, and the sustainable development to plateau ecology constitutes huge
Environmental pressure.However, due to severe natural conditions, the field in-situ control experiment difficulty of carrying out freeze-thawing process of soil is big, into
This is high.
Utility model content
The purpose of this utility model is to provide the indoor simulated system that a kind of frozen-thaw process influences soil environment, its energy
(hydro-thermal salt, biological community structure composition and function, carbon nitrogen store up soil environment in enough convenient and efficient analog study frozen-thaw processes
Amount and greenhouse gases, which produce, to be discharged etc.) change procedure and inherent mechanism.
What the embodiment of the utility model was realized in：
The embodiment of the utility model provides the indoor simulated system that a kind of frozen-thaw process influences soil environment, including
Growth cabinet, the first test cabinet, the second test cabinet, earth pillar, the greenhouse gases transmission collection with earth pillar sealing cooperation are led to
Road, Soil Temperature And Moisture salt sensor and data collector.The inside of the growth cabinet has a cavity, first test cabinet and
Second test cabinet is arranged in the cavity, and the growth cabinet is used to control first test cabinet and described second
Temperature in test cabinet be less than preset value higher than preset value or the second time at the first time, the quantity of the earth pillar be it is multiple and
It may be contained within first test cabinet, second test cabinet, which is used to accommodate, needs soil physical chemistry and Analysis on Microbial Characteristics
Pedotheque, the quantity of the Soil Temperature And Moisture salt sensor for multiple and each Soil Temperature And Moisture salt sensor with an institute
The monitoring data for stating earth pillar connection and the Soil Temperature And Moisture salt sensor gather storage, the greenhouse gas by the data collector
Body transmission acquisition channel includes CO2Concentration sensor, the CO2The quantity of concentration sensor is multiple and each CO2Concentration
Sensor coordinates with an earth pillar, detects the CO in the greenhouse gases transmission acquisition channel2Concentration and its monitoring number
Stored according to being gathered by the data collector, greenhouse gases can be delivered to the people by the greenhouse gases transmission acquisition channel
Outside work climate box.
In addition, the indoor simulation system that the frozen-thaw process that embodiment according to the present utility model provides influences soil environment
System, can also have technical characteristic additional as follows：
In the alternative embodiment of the utility model, the preset value of first test cabinet and the second test cabinet temperature
For 0.0 DEG C.
In the alternative embodiment of the utility model, the growth cabinet includes display screen and regulation button, Mei Gesuo
State display screen and be respectively provided with the corresponding regulation button.
In the alternative embodiment of the utility model, the display screen includes the first display for display cycle/period
Screen, for showing the second display screen of time, the 4th display for the 3rd display screen of displays temperature and for showing humidity
Screen, items show that variable can be controlled by regulation button.
In the alternative embodiment of the utility model, the indoor simulated system that the frozen-thaw process influences soil environment is also
Including gas bottle, the gas bottle is connected by the first pipeline with the earth pillar, the CO2Concentration sensor is arranged at the collection
Gas cylinder and the CO in the gas bottle can be detected2Concentration, the gas bottle also by for gather the second pipe of gas with
External environment condition connects.For the accuracy of quantitative research, greenhouse gases transmission acquisition channel need to ensure to be fully sealed, to avoid temperature
Room gas leakage and pollution.
In the alternative embodiment of the utility model, the connected state of the gas bottle and external environment condition is by being arranged at
State the triple valve control outside growth cabinet.
In the alternative embodiment of the utility model, the indoor simulated system that the frozen-thaw process influences soil environment is also
Including the Wireless Transmitter being connected with the data collector, measurement data is sent to external reception equipment.
In the alternative embodiment of the utility model, the indoor simulated system that the frozen-thaw process influences soil environment is also
Including the electric power system that can be powered to data collector.
In the alternative embodiment of the utility model, iron wire is used between first test cabinet and second test cabinet
Net isolation.
The beneficial effects of the utility model are：
The indoor simulated system that frozen-thaw process influences soil environment, using growth cabinet come regulate and control the first test cabinet and
The temperature of second test cabinet, by controlling less than 0.0 DEG C of temperature holding or the above to simulate the freeze thawing of soil at times
Journey, and the relevant collection of Various types of data is carried out to the pedotheque in the different temperatures stage and is measured, such as transmitted in greenhouse gases
CO is monitored in acquisition channel in real time2Concentration, the gas in taken at regular intervals passage carry out CO2、CH4And N2The quantitative research of O etc. and
Periodically the pedotheque in the second test cabinet of extraction carries out the analysis such as soil physical chemistry and microorganism feature.So that for soil freezing-thawing
The research of process is more feasible, both shortens search time, reduces research cost, and can obtain practical data, has
Good use value.And pass through the indoor simulation influenced in frozen-thaw process as the structure of suitable place on soil environment
System, can allow the difficulty of research to be minimized, and more preferable data acquisition basis is provided for the research of soil freezing-thawing.It is convenient to realize
Quickly carry out the soil hydro-thermal salt condition in freeze-thawing process of soil, biological community structure forms and function and carbon/nitrogen stock
Change, and greenhouse gases (CO2、CH4And N2O etc.) produce discharge capacity analog study, can be freeze thawing on soil environment influence
The research of aspect provides the deficiency that science and technology supports and makes up in-situ observation research.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the indoor simulated system that the frozen-thaw process that the embodiment 1 of the utility model provides influences soil environment
Schematic diagram under first visual angle；
Fig. 2 is the partial enlarged view at the A shown in Fig. 1；
Fig. 3 is the CO shown in Fig. 12The schematic diagram of the components such as concentration sensor；
Fig. 4 is the schematic diagram of the components such as the data collector shown in Fig. 1；
Fig. 5 is showing under second visual angle of the indoor simulated system that the frozen-thaw process shown in Fig. 1 influences soil environment
It is intended to；
Fig. 6 is the partial enlarged view at the B shown in Fig. 5；
Fig. 7 is the partial enlarged view at the C shown in Fig. 1；
Fig. 8 is the structure diagram for the first test cabinet that the embodiment 1 of the utility model provides；
Fig. 9 is the perspective view of the first test cabinet shown in Fig. 8；
Figure 10 is the structure diagram for the second test cabinet that the embodiment 1 of the utility model provides；
Figure 11 is the partial enlarged view at the D shown in Fig. 1；
Figure 12 is showing under the 3rd visual angle of the indoor simulated system that the frozen-thaw process shown in Fig. 1 influences soil environment
It is intended to；
Figure 13 is the structure diagram of the Soil Temperature And Moisture salt sensor shown in Fig. 2；
Figure 14 is the schematic diagram of the gas bottle shown in Fig. 2；
Figure 15 is the partial enlarged view at the E shown in Fig. 1.
Icon：The indoor simulated system that 100- frozen-thaw processes influence soil environment；10- growth cabinets；112- first
Display screen；114- second display screens；The 3rd display screens of 116-；The 4th display screens of 118-；13- regulation buttons；15- defrosts timing
Device；16- power switches；17- defrosts switch；18- fuse holders；The first test cabinets of 20-；21- babinets；212- column bars；23- casees
Door；25- machinery cabinet locks；27- external holes；The second test cabinets of 30-；31- aluminium vessels；35- is evacuated syringe needle；40- earth pillars；50- soil
Warm and humid salt sensor；51- probes；52- transmission lines；60-CO2Concentration sensor；70- data collectors；80- gas bottles；81-
Rubber stopper；812- holes；The first pipelines of 83-；84- second pipes；90- Wireless Transmitters；95- electric power systems；101- wire nettings；
102- osculums；103- triple valves；104- humidifiers；1041- humidifier sockets.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and
The component of the utility model embodiment shown can be arranged and designed with a variety of configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiment of the utility model provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, those of ordinary skill in the art's all other embodiments obtained without making creative work, all
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
, it is necessary to explanation, the orientation or position relationship of the instruction such as term " interior ", " outer " in the description of the utility model
For based on orientation shown in the drawings or position relationship, or the utility model product using when the orientation or position usually put
Relation, is for only for ease of description the utility model and simplifies description, rather than indicates or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.This
Outside, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that instruction or hint relative importance.
In the description of the utility model, it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set
Put ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in utility model.
Embodiment 1
Fig. 1 to Fig. 4 is refer to, present embodiments provides the indoor simulated system that a kind of frozen-thaw process influences soil environment
100, this is a kind of indoor simulation system for studying the soil physical chemistry of soil, microorganism and greenhouse gases change caused by freeze thawing
System.
Including growth cabinet 10, the first test cabinet 20, the second test cabinet 30, earth pillar 40, with earth pillar 40 sealing coordinate
Greenhouse gases transmission acquisition channel (contains CO2Concentration sensor 60), Soil Temperature And Moisture salt sensor 50 (Figure 13 is shown) and data adopt
Storage 70.
Specifically, the inside of growth cabinet 10 has cavity, the first test cabinet 20 and the second test cabinet 30 may be contained within
Cavity, is isolated between the first test cabinet 20 and the second test cabinet 30 using wire netting 101.It is detailed, the first test cabinet 20 and the
Two test cabinets 30 are that cold-reduced sheet is made, and through hole is offered in their side wall.The mesh of wire netting 101 can allow manually
The adjusting carried out in climate box 10 is delivered to the first test cabinet 20 and the second test cabinet 30 at the same time.
It should be noted that the first test cabinet 20 and the second test cabinet 30 in Fig. 1 are respectively provided with door leaf, in order to show manually
10 inner structure of climate box and conceal in Fig. 1, and have display respectively in figure 8 and figure 10.It should be noted that have in Fig. 1
The transmission line 52 of the Soil Temperature And Moisture salt sensor 50 of display, in order not to make whole figure seem mixed and disorderly, helps to recognize, follow-up
It is related to concealing in the attached drawing of the circuit.
Fig. 5 and Fig. 6 are refer to, growth cabinet 10 has display screen and regulation button 13, and each display screen has correspondence
Underlying regulation button 13.
Specifically, the first display screen 112 is used for display cycle/period；Second display screen 114 is used to show the time, adjusts
Regulation button 13 below；3rd display screen 116 is used to show the temperature inside the box, and can be according to specific experiment demand
To select to heat up or cool down；4th display screen 118 is used to show humidity, equally can select to humidify according to experiment demand.
A series of this adjusting, is realized by corresponding regulation button 13, such as temperature, time, humidity etc., or switching is adjusted
Section project.
More detailed, the volume of growth cabinet 10 is 450L, and temperature control scope is -10~50 DEG C, controls wet scope as 50
~95%RH, temperature fluctuation are ± 0.1 DEG C, and relative humidity fluctuation is ± 7%RH, and used compressor horsepower is 350W, is added
Thermal power is 300W, power supply 220V, 50Hz.
Growth cabinet 10 also has frost removal timer 15, when culture uses less than 0.0 DEG C experiment for a long time (when small more than 8)
When, then open 15 power switch 16 of frost removal timer；When being tested using more than 0.0 DEG C, then 15 power supply of frost removal timer is closed
Switch 16.When the setting of frost removal timer 15 T1 is 4 small, T2 is 15 minutes, i.e., defrost 15 minutes when 4 is small.
Incorporated by reference to Fig. 7, the power switch 16 of growth cabinet 10 and the defrost switch 17 of frost removal timer 15 are respectively provided with
In the side of growth cabinet 10, fuse holder 18 is additionally provided with by defrost switch 17.Used humidifier during above-mentioned humidification
104 are arranged at the side of growth cabinet 10 and are powered by growth cabinet 10, and humidifier socket 1041 is opened with above-mentioned defrost
Close the same side that 17 grades are located at growth cabinet 10.
In addition, incorporated by reference to Fig. 8 to Figure 10, the first test cabinet 20 includes babinet 21 and chamber door 23, and chamber door 23 is articulated with babinet
21, chamber door 23 realizes the opening and closing relative to babinet 21 by machinery cabinet lock 25.Be additionally provided with the side wall of babinet 21 for cable,
The external hole 27 that the objects such as pipeline pass through, the radius of external hole 27 can be 22.5mm.There is four columns bar in the inside of babinet 21
212, and it is furnished with a Stainless-steel space grids.Space inside babinet 21 is divided into two parts, stainless (steel) wire by Stainless-steel space grids
Frame can be used for placing article so that the space in babinet 21 uses more abundant.Second test cabinet 30 equally includes babinet 21
With the chamber door 23 for being articulated with babinet 21, chamber door 23 realizes the opening and closing relative to babinet 21 by machinery cabinet lock 25.
Growth cabinet 10 is used to control the temperature of the first test cabinet 20 and the second test cabinet 30 at the first time higher than default
Value or the second time are less than preset value, it is contemplated that research is influenced caused by the frozen-thaw process of soil, the first test cabinet
20 and second test cabinet 30 temperature preset value be 0.0 DEG C.
First test cabinet 20 is positioned over the upper strata of growth cabinet 10, and the second test cabinet 30 is positioned over growth cabinet 10
Lower floor, uses the quantity for the earth pillar 40 that PVC material makes to be multiple and may be contained within the first test cabinet 20, the second test cabinet 30
For accommodate can regular sampling analysis pedotheque.
Detailed, incorporated by reference to Figure 11.Three aluminium vessels 31 are placed in second test cabinet 30, which is used for
Store pedotheque.Periodically sample collection can be carried out under condition of different temperatures and carry out soil physical chemistry and microorganism feature decile
Analysis, aluminium vessel 31 are provided with pumping syringe needle 35.It should be noted that earth pillar 40 made of PVC material is cylinder, earth pillar 40
Soil memory is belonged to aluminium vessel 31.
Incorporated by reference to Figure 12, the bottom of the second test cabinet 30 has osculum 102, and the bottom of growth cabinet 10 corresponds to second
The position of the osculum 102 of test cabinet 30 also offers an osculum 102, this is to make humidifier 104 be produced after humidifying
Drop can collect and be emitted from growth cabinet 10.
Incorporated by reference to Figure 13, Soil Temperature And Moisture salt sensor 50 has four probes 51, the quantity of Soil Temperature And Moisture salt sensor 50
It is connected for multiple and each Soil Temperature And Moisture salt sensor 50 with an earth pillar 40 by probe 51 and its monitoring data is by data
The collection storage of collector 70, CO2The quantity of concentration sensor 60 is multiple and each CO2Concentration sensor 60 with an earth pillar
40 coordinate and its monitoring data storage is gathered by data collector 70.
The earth pillar 40 of the present embodiment is four, therefore corresponding Soil Temperature And Moisture salt sensor 50 and CO2Concentration sensor
60 quantity also respectively has four.Four CO2Concentration sensor 60 detects CO2Monitoring data after concentration are by data collector 70
Collection storage.
Detailed, incorporated by reference to Figure 14.Frozen-thaw process further includes the indoor simulated system 100 that soil environment influences and uses rubber
The gas bottle 80 of 81 closings is filled in, is useful for setting the hole 812 of pipeline and device on rubber stopper 81.Gas bottle 80 passes through the first pipe
Road 83 is connected with earth pillar 40, CO2The probe of concentration sensor 60 is arranged at gas bottle 80 and can detect the CO in gas bottle 802
Concentration, gas bottle 80 can also be connected by gathering the second pipe 84 of gas with external environment condition.CO2Concentration sensor 60,
One pipeline 83, second pipe 84 and gas bottle 80 collectively form greenhouse gases transmission acquisition channel, since earth pillar 40 has four, because
This, greenhouse gases transmission acquisition channel also has four sets.
Incorporated by reference to Figure 15, the connected state of gas bottle 80 and external environment condition passes through the threeway that is arranged at outside growth cabinet 10
Valve 103 controls.By controlling the opening and closing of triple valve 103, experimenter can taken at regular intervals gas in order to send to laboratory into
Row CO2、CH4、N2The experimental analysis of O isothermal chamber gases.
The side wall of growth cabinet 10 offers passage, transmission line 52, the CO of Soil Temperature And Moisture salt sensor 502Concentration passes
The data circuit of sensor 60, also has the pipeline that gas bottle 80 is connected with external environment condition can be to pass through the passage, in above-mentioned circuit
After being laid with pipeline, passage can be sealed by fluid sealant, to ensure the normal humiture tune of growth cabinet 10
Control.Meanwhile cylindrical earth pillar 40, Soil Temperature And Moisture salt sensor 50 and greenhouse gases pass made of the first PVC in test cabinet 20
The system that defeated acquisition channel generally one seals, to ensure the accuracy of experiment.
Please in conjunction with Fig. 3 and Fig. 4, the indoor simulated system 100 that soil environment influences is further included frozen-thaw process and data
Collector 70 connects Wireless Transmitter 90, and measurement data is sent to external reception equipment.
In order to ensure the normal work of data collector 70 and Wireless Transmitter 90, frozen-thaw process influences soil environment
Indoor simulated system 100 is additionally provided with electric power system 95.When meeting with power failure, electric power system 95 is capable of providing emergency service, can
Prevent loss of data.
The principle of the present embodiment is：
Research for soil freezing-thawing, due to the severe natural environment residing for it so that carry out freeze-thawing process of soil
Study difficult, and research cost is high.Therefore, in order to preferably study in the process of soil freezing-thawing and frozen-thaw process
Greenhouse gas concentration, humidity, hydro-thermal, biological community structure composition and function etc., design the freeze thawing of the utility model
The indoor simulated system 100 that journey influences soil environment.
First test cabinet 20 and the second test cabinet 30 are all positioned in growth cabinet 10, such earth pillar 40 and second is surveyed
The pedotheque tried in cabinet 30 being capable of equally elevated or reduction temperature.Growth cabinet 10 according to needed for research,
Different temperature stages can be set, for example, can be set to one day 24 it is small when several hours be less than 0.0 DEG C, other times are higher than
0.0 DEG C, to represent a day freeze thawing；Alternatively, 0.0 DEG C can be set below for a period of time, another a period of time is higher than 0.0 DEG C, to represent
Season freeze thawing.
When studying the pedotheque in the earth pillar 40 of a temperature stage, it can take and reach the second of same state of temperature
Pedotheque in test cabinet 30, carry out soil physical chemistry and microorganism feature etc. analysis, after the completion of again can carry out next temperature
The research in stage.
Due to being to be in a growth cabinet 10 together, so the soil in soil and the second test cabinet 30 in earth pillar 40
Synchronously change, so in different temperature stages, formed and function, carbon nitrogen stock for different biological community structures
Deng analysis just can smoothly carry out, ensure the uniformity of data.
In each temperature stage, CO2Concentration change be greenhouse gases observation major parameter, therefore, use CO first2It is dense
Degree sensor 60 to carry out CO to each earth pillar 402Detection, the data of monitoring directly gather storage by data collector 70, together
When, Soil Temperature And Moisture salt sensor 50 each temperature stage for the soil inside earth pillar 40 monitoring data also by data acquisition
The collection storage of device 70, to obtain the most intuitively data of freeze-thawing process of soil.
Except CO2In addition, it is also to need quantitative research to also have other greenhouse gases.Gas bottle 80 is except storing earth pillar 40
Beyond the gas of discharge, there is second pipe 84 to be connected to the outside of growth cabinet 10, can be with by controlling triple valve 103
Gas in different temperature stage taken at regular intervals gas bottles 80, and the gas of collection is taken away and does detection research, it is abundant to grind
Study carefully data, also lift the reliability for the data that this frozen-thaw process draws the indoor simulated system 100 that soil environment influences.
After the collection that data collector 70 completes data, it can also be sent the data to by Wireless Transmitter 90 outer
Portion's receiving device so that the collection and transmission of data become more convenient.
The indoor simulated system 100 that frozen-thaw process by setting up the present embodiment influences soil environment, researcher's energy
It is enough indoors or some other easy to the analysis and research of the place progress freeze-thawing process of soil to conduct a research, in order to explore
The deeper influence that soil freezing-thawing is brought.Frozen-thaw process can shorten the indoor simulated system 100 that soil environment influences
The freeze thawing of pedotheque is developed the time, obtains the data needed for research in a short time, and reduce the cost of research.
The indoor simulated system 100 that the frozen-thaw process of the utility model influences soil environment, uses growth cabinet 10
To regulate and control the temperature of the first test cabinet 20 and the second test cabinet 30, by control at times temperature keep less than 0.0 DEG C or
Above to simulate the frozen-thaw process of soil, and the relevant collection of Various types of data is carried out to the pedotheque in the different temperatures stage
Measure so that the research for soil freezing-thawing is more convenient feasible, both shortens search time, reduces research cost, and can take
Data conscientiously is obtained, there is good use value.And by frozen-thaw process pair as the structure of suitable place
The indoor simulated system 100 that soil environment influences, can allow the difficulty of research to be reduced, be provided more for the research of soil freezing-thawing
Good data acquisition basis.
In conclusion the indoor simulated system 100 that frozen-thaw process influences soil environment can conveniently and efficiently carry out soil
The change of soil hydro-thermal salt condition, biological community structure composition and function and carbon/nitrogen stock in frozen-thaw process, and greenhouse gas
Body (CO2、CH4And N2O etc.) produce discharge capacity analog study, section can be provided on the research in terms of soil environment influence for freeze thawing
Learn technical support and make up the deficiency of in-situ control experimental study.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the present invention, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on, should be included within the scope of protection of this utility model.
Claims (6)
1. the indoor simulated system that a kind of frozen-thaw process influences soil environment, it is characterised in that including growth cabinet, first
Test cabinet, the second test cabinet, earth pillar, the greenhouse gases transmission acquisition channel coordinated with earth pillar sealing, Soil Temperature And Moisture salt biography
Sensor and data collector；
The inside of the growth cabinet has cavity, and first test cabinet and second test cabinet are arranged in the sky
Chamber, the growth cabinet are used to control the temperature in first test cabinet and second test cabinet at the first time higher than pre-
If value or the second time are less than preset value, the quantity of the earth pillar is multiple and may be contained within first test cabinet, institute
State the second test cabinet be used for accommodate need the pedotheque of soil physical chemistry and Analysis on Microbial Characteristics, the Soil Temperature And Moisture salt senses
The quantity of device is connected for multiple and each Soil Temperature And Moisture salt sensor with an earth pillar and the Soil Temperature And Moisture salt
The monitoring data of sensor are gathered by the data collector and stored, and the greenhouse gases transmission acquisition channel includes CO2Concentration
Sensor, the CO2The quantity of concentration sensor is multiple and each CO2Concentration sensor is matched somebody with somebody with an earth pillar
Close, detect the CO in the greenhouse gases transmission acquisition channel2Concentration and its monitoring data are gathered by the data collector deposits
Greenhouse gases can be delivered to outside the growth cabinet by storage, the greenhouse gases transmission acquisition channel；
The indoor simulated system that the frozen-thaw process influences soil environment further includes gas bottle, and the gas bottle passes through the first pipe
Road is connected with the earth pillar, the CO2Concentration sensor is arranged at the gas bottle and can detect the CO in the gas bottle2
Concentration, the gas bottle are also connected by the second pipe for gathering gas with external environment condition, the gas bottle and external rings
The connected state in border is controlled by the triple valve being arranged at outside the growth cabinet；
The indoor simulated system that the frozen-thaw process influences soil environment further include be connected with the data collector it is wireless
Transmitter, measurement data is sent to external reception equipment.
2. the indoor simulated system that frozen-thaw process according to claim 1 influences soil environment, it is characterised in that described
The preset value of first test cabinet and the second test cabinet temperature is 0.0 DEG C.
3. the indoor simulated system that frozen-thaw process according to claim 1 influences soil environment, it is characterised in that described
Growth cabinet includes display screen and regulation button, and each display screen is respectively provided with the corresponding regulation button.
4. the indoor simulated system that frozen-thaw process according to claim 3 influences soil environment, it is characterised in that described
Display screen includes the first display screen for display cycle/period, for showing the second display screen of time, for displays temperature
The 3rd display screen and the 4th display screen for showing humidity, items show that variable can be controlled by the regulation button.
5. the indoor simulated system that frozen-thaw process according to claim 1 influences soil environment, it is characterised in that described
The indoor simulated system that frozen-thaw process influences soil environment further includes the electric power system that can be powered to data collector.
6. the indoor simulated system that frozen-thaw process according to claim 1 influences soil environment, it is characterised in that described
Isolated between first test cabinet and second test cabinet using wire netting.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107271473A (en) * | 2017-08-22 | 2017-10-20 | 中国科学院寒区旱区环境与工程研究所 | The indoor simulated system that frozen-thaw process influences on soil environment |
-
2017
- 2017-08-22 CN CN201721052499.6U patent/CN207232051U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107271473A (en) * | 2017-08-22 | 2017-10-20 | 中国科学院寒区旱区环境与工程研究所 | The indoor simulated system that frozen-thaw process influences on soil environment |
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