CN107356726A - Permafrost Degeneration process chamber simulation system - Google Patents
Permafrost Degeneration process chamber simulation system Download PDFInfo
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- CN107356726A CN107356726A CN201710723918.2A CN201710723918A CN107356726A CN 107356726 A CN107356726 A CN 107356726A CN 201710723918 A CN201710723918 A CN 201710723918A CN 107356726 A CN107356726 A CN 107356726A
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- 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
- G01N33/24—Earth materials
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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Abstract
The present invention provides a kind of Permafrost Degeneration process chamber simulation system, is related to cryosphere scientific research technical field.System includes growth cabinet, ever-frozen ground memory (containing earth pillar), greenhouse gases transmission acquisition channel and (contains CO2Concentration sensor), Soil Temperature And Moisture salt sensor and data acquisition unit.Point of two layers setting test cabinet, earth pillar are placed in the test cabinet of upper strata in the climate box of increasing extent of temperature in control cabinet, lower floor's test cabinet preserve can regular sampling analysis ever-frozen ground sample.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 caused greenhouse gases to growth cabinet in earth pillar2Concentration sensor can be to CO in acquisition channel2Concentration is detected in real time, each Sensor monitoring data by case outside data acquisition unit collection storage.The system can provide the research in terms of ever-frozen ground influence the deficiency that science and technology supports and makes up in-situ observation research for climate warming.
Description
Technical field
The present invention relates to cryosphere scientific research technical field, in particular to a kind of Permafrost Degeneration process room
Interior simulation system.
Background technology
Ever-frozen ground is distributed widely in high latitude and High aititude as the product that ground vapour under specified conditions interacts for a long time
Area, about 1/4 Northern Hemisphere land area and the area of China 22% are covered, is the important carbon/nitrogen of terrestrial ecosystems
Storehouse.In recent decades, because being influenceed by global warming, ever-frozen ground temperature constantly raises and has occurred significantly to degenerate, certainly will
To ever-frozen ground soil environment, (hydro-thermal salt, biological community structure composition produce discharge with function, carbon nitrogen stock and greenhouse gases
Deng) and alpine ecosystems generation significant impact, and then regional climate is warmed to form positive feedback effect.
Qinghai-Tibet Platean is the maximum region of China permafrost distribution area, and Mid-low latitude area height above sea level is most in the world
Permafrost distribution area high, area is maximum, ever-frozen ground area account for the 70.6% of Qinghai-Tibet land area.Due to Qinghai-Tibet
Railway embankment buries relatively deep (being substantially at below the 1m of underground), and the field in-situ observation research work to it is limited only to supervise
Survey its temperature change.Up to now, the soil hydro-thermal in ever-frozen ground temperature-rise period, biological community structure composition with function,
Systematic Study is because of field sampling difficulty in terms of carbon/nitrogen stock and greenhouse gases produce the change procedure of discharge etc. and inherent mechanism
The problems such as big and long-term sequence is difficult to ensure that and extremely lack.
The content of the invention
It is an object of the invention to provide a kind of Permafrost Degeneration process chamber simulation system, and it being capable of convenient and swift mould
Intend research Permafrost Degeneration during soil environment (hydro-thermal salt, biological community structure composition with function, carbon nitrogen stock and
Greenhouse gases produce discharge etc.) change procedure and inherent mechanism.
What embodiments of the invention were realized in：
The embodiment provides a kind of Permafrost Degeneration process chamber simulation system, including growth cabinet,
First test cabinet, the second test cabinet, earth pillar, greenhouse gases transmission acquisition channel, the Soil Temperature And Moisture coordinated with earth pillar sealing
Salt sensor and data acquisition unit.The inside of the growth cabinet has cavity, and first test cabinet and described second are surveyed
Examination cabinet is arranged in the cavity, and the growth cabinet is used for the temperature for controlling first test cabinet and second test cabinet
Increasing degree is spent, the quantity of the earth pillar is multiple and may be contained within first test cabinet that second test cabinet is used for
Accommodating needs the ever-frozen ground sample of soil physical chemistry and Analysis on Microbial Characteristics, and the quantity of the Soil Temperature And Moisture salt sensor is more
Individual and each Soil Temperature And Moisture salt sensor is connected with an earth pillar and the monitoring of the Soil Temperature And Moisture salt sensor
Data are gathered by the data acquisition unit and stored, and the greenhouse gases transmission acquisition channel includes CO2Concentration sensor, the CO2
The quantity of concentration sensor is multiple and each CO2Concentration sensor coordinates with an earth pillar, detects the temperature
CO in the gas transport acquisition channel of room2Concentration and its Monitoring Data are gathered by the data acquisition unit to be stored, the greenhouse gas
Greenhouse gases can be delivered to outside the growth cabinet by body transmission acquisition channel.
In addition, the Permafrost Degeneration process chamber simulation system provided according to an embodiment of the invention, can also have
Additional technical characteristic as follows：
In the alternative embodiment of the present invention, the growth cabinet controls first test cabinet and second test
The growth interval of cabinet temperature is -10 DEG C~+50 DEG C.
In the alternative embodiment of the present invention, the growth cabinet includes display screen and regulation button, each described aobvious
Display screen is respectively provided with the corresponding regulation button.
In the alternative embodiment of the present invention, the display screen includes the first display screen for time control, for temperature
Spend the second display screen of control, the 3rd display screen for humid control.
In the alternative embodiment of the present invention, the Permafrost Degeneration process chamber simulation system also includes gas bottle,
The gas bottle is connected by the first pipeline with the earth pillar, the CO2Concentration sensor is arranged at the gas bottle and can
Detect the CO in the gas bottle2Concentration, the gas bottle are also connected by the second pipe for gathering gas with external environment condition
It is logical.For the accuracy of quantitative research, greenhouse gases transmission acquisition channel need to ensure to be fully sealed, to avoid greenhouse gases from leaking
And pollution.
In the alternative embodiment of the present invention, the connected state of the gas bottle and external environment condition is by being arranged at the people
Triple valve control outside work climate box.
In the alternative embodiment of the present invention, the Permafrost Degeneration process chamber simulation system also includes and the number
The Wireless Transmitter connected according to collector, measurement data is sent to external reception equipment.
In the alternative embodiment of the present invention, the Permafrost Degeneration process chamber simulation system also includes can be to number
The electric power system powered according to collector.
The present invention alternative embodiment in, between first test cabinet and second test cabinet using wire netting every
From.
The beneficial effects of the invention are as follows：
Permafrost Degeneration process chamber simulation system, regulate and control the first test cabinet and the second test using growth cabinet
The temperature of cabinet, the degenerative process of ever-frozen ground is simulated by periodically controlling the rise of temperature, and in different heatings
The ever-frozen ground sample in stage carries out the related collection measure of Various types of data, is such as supervised in real time in greenhouse gases transmission acquisition channel
Survey CO2Concentration, the gas in taken at regular intervals passage carry out CO2、CH4And N2O etc. quantitative research and the periodically test of extraction second
Ever-frozen ground sample in cabinet carries out the analysis such as soil physical chemistry and microorganism feature.So that the research of Permafrost Degeneration process is more
It is feasible for convenience, search time is both shortened, and can obtains practical data, has good use value.And lead to
Cross in Permafrost Degeneration process chamber simulation system as the structure of suitable place, the difficulty of research can be allowed to be dropped
It is low, provide more preferable data acquisition basis for the research of ever-frozen ground.Realize and conveniently and efficiently carry out for many years freezing under Elevated Temperature Conditions
The change of soil hydro-thermal salt condition, biological community structure composition and function and carbon/nitrogen stock in native degenerative process, and greenhouse
Gas (CO2、CH4And N2O etc.) produce discharge capacity analog study, can be climate warming on the research in terms of ever-frozen ground influence
The deficiency that science and technology supports and makes up in-situ observation research is provided.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by embodiment it is required use it is attached
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not construed as pair
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is under first visual angle of the Permafrost Degeneration process chamber simulation system that embodiments of the invention 1 provide
Schematic diagram；
Fig. 2 is the partial enlarged drawing at the A shown in Fig. 1；
Fig. 3 is the CO shown in Fig. 12The schematic diagram of the parts such as concentration sensor；
Fig. 4 is the schematic diagram of the parts such as the data acquisition unit shown in Fig. 1；
Fig. 5 is the schematic diagram under second visual angle of the Permafrost Degeneration process chamber simulation system shown in Fig. 1；
Fig. 6 is the partial enlarged drawing at the B shown in Fig. 5；
Fig. 7 is the partial enlarged drawing at the C shown in Fig. 1；
Fig. 8 is the structural representation for the first test cabinet that embodiments of the invention 1 provide；
Fig. 9 is the perspective view of the first test cabinet shown in Fig. 8；
Figure 10 is the structural representation for the second test cabinet that embodiments of the invention 1 provide；
Figure 11 is the partial enlarged drawing at the D shown in Fig. 1；
Figure 12 is the schematic diagram under the 3rd visual angle of the Permafrost Degeneration process chamber simulation system shown in Fig. 1；
Figure 13 is the structural representation 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 drawing at the E shown in Fig. 1.
Icon：100- Permafrost Degeneration process chamber simulation systems；10- growth cabinets；The display screens of 112- first；
114- second display screens；The display screens of 116- the 3rd；13- regulation buttons；15- frost removal timers；16- power switches；17- defrosts are opened
Close；18- fuse holders；The test cabinets of 20- first；21- casings；212- column bars；23- chamber doors；25- machinery cabinet locks；27- external holes；
The test cabinets of 30- second；31- aluminium vessels；35- is evacuated syringe needle；40- earth pillars；50- Soil Temperature And Moisture salt sensors；51- probes；52-
Transmission line；60-CO2Concentration sensor；70- data acquisition units；80- gas bottles；81- rubber stoppers；812- holes；83- first
Pipeline；84- second pipes；90- Wireless Transmitters；95- electric power systems；101- wire nettings；102- osculums；103- triple valves；
104- humidifiers；1041- humidifier sockets.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, rather than whole embodiments.The present invention implementation being generally described and illustrated herein in the accompanying drawings
The component of example can be configured to arrange and design with a variety of.
Therefore, below the detailed description of the embodiments of the invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.It is common based on the embodiment in the present invention, this area
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belong to the model that the present invention protects
Enclose.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.
In the description of the invention, it is necessary to which explanation, the orientation or position relationship of the instruction such as term " interior ", " outer " are base
In orientation shown in the drawings or position relationship, or the invention product using when the orientation usually put or position relationship, only
It is to be described for the ease of description is of the invention with simplified, rather than the device or element of instruction or hint meaning must be with specifically
Orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, term " first ", " the
Two " etc. are only used for distinguishing description, and it is not intended that instruction or hint relative importance.
In the description of the invention, it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ",
" connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can be
Mechanically connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be two
The connection of element internal.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood in the present invention
In concrete meaning.
Embodiment 1
Fig. 1 to Fig. 4 is refer to, present embodiments provides a kind of Permafrost Degeneration process chamber simulation system 100, this is
A kind of indoor mould for studying soil physical chemistry, microorganism and greenhouse gases change during Permafrost Degeneration caused by heating
Plan 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 are arranged in
Cavity, 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 regulation carried out in climate box 10 is delivered to the first test cabinet 20 and the second test cabinet 30 simultaneously.
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, it is artificial in order to show
The inner structure of climate box 10 and conceal in Fig. 1, and have display respectively in figure 8 and figure 10.It should be noted that have in Fig. 1 aobvious
The transmission line 52 of the Soil Temperature And Moisture salt sensor 50 shown, in order to not make whole figure seem mixed and disorderly, helps to recognize, and is subsequently relating to
And concealed into the accompanying 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 correspondingly
Underlying regulation button 13.
Specifically, the first display screen 112 is used for time control, regulation button 13 below is adjusted；Second display
Screen 114 is used for temperature control, and can select to heat up according to specific experiment demand；3rd display screen 116 is used for humidity control
System, equally can select to humidify according to experiment demand.A series of this regulation, it is come real by corresponding regulation button 13
It is existing, such as temperature, time, humidity etc., or switching reconciling items.
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 (is more than 8 hours) using less than 0 DEG C experiment for a long time
When, then open the power switch 16 of frost removal timer 15；When being tested using more than 0 DEG C, then close the power supply of frost removal timer 15 and open
Close 16.It is 4 hours that frost removal timer 15, which sets T1, and T2 is 15 minutes, i.e., every defrost in 4 hours 15 minutes.
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 casing 21 and chamber door 23, and chamber door 23 is articulated with casing
21, chamber door 23 realizes the opening and closing relative to casing 21 by machinery cabinet lock 25.Be additionally provided with the side wall of casing 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 are four root post bars the inside of casing 21
212, and it is furnished with a Stainless-steel space grids.Space inside casing 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 casing 21 uses more abundant.Second test cabinet 30 equally includes casing 21
With the chamber door 23 for being articulated with casing 21, chamber door 23 realizes the opening and closing relative to casing 21 by machinery cabinet lock 25.
Growth cabinet 10 is used for the temperature increasing degree for controlling the first test cabinet 20 and the second test cabinet 30, it is contemplated that grinds
What is studied carefully is the degenerative process of ever-frozen ground, and the section of growth elects -10 DEG C~+50 DEG C as, and increasing degree may be configured as 0.5 DEG C, 1 DEG C
With 2 DEG C etc..
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, the quantity for the earth pillar 40 that PVC material makes is used to be multiple and may be contained within the first test cabinet 20, the second test cabinet 30
For accommodate can regular sampling analysis ever-frozen ground sample.
Detailed, incorporated by reference to Figure 11.Three aluminium vessels 31 are placed in second test cabinet 30, the aluminium vessel 31 is used for
Store ever-frozen ground sample.Periodically sample collection can be carried out under the conditions of different heating gradients and carry out soil physical chemistry and microorganism
Feature etc. is analyzed, and aluminium vessel 31 is provided with pumping syringe needle 35.It should be noted that earth pillar 40 made of PVC material is cylinder
Body, earth pillar 40 and aluminium vessel 31 belong to ever-frozen ground memory.
Incorporated by reference to Figure 12, the bottom of the second test cabinet 30 has osculum 102, the bottom corresponding second of growth cabinet 10
The position of the osculum 102 of test cabinet 30 also offers an osculum 102, and this is in order that humidifier 104 produces 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 acquisition unit 70.
The earth pillar 40 of the present embodiment is three, therefore corresponding Soil Temperature And Moisture salt sensor 50 and CO2Concentration sensor
60 quantity also respectively has three.Three CO2Concentration sensor 60 detects CO2Monitoring Data after concentration is by data acquisition unit 70
Collection storage.
Detailed, incorporated by reference to Figure 14.Permafrost Degeneration process chamber simulation system 100 also includes being closed with rubber stopper 81
Gas bottle 80, have the hole 812 for setting pipeline and device on rubber stopper 81.Gas bottle 80 passes through the first pipeline 83 and soil
Post 40 connects, CO2The probe of concentration sensor 60 is arranged at gas bottle 80 and can detect the CO in gas bottle 802Concentration, gas collection
Bottle 80 can also be connected by gathering the second pipe 84 of gas with external environment condition.CO2Concentration sensor 60, the first pipeline 83,
Second pipe 84 and gas bottle 80 collectively form greenhouse gases transmission acquisition channel, because earth pillar 40 has three, therefore, greenhouse gas
Body transmission acquisition channel also has three 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 enter in order to deliver to laboratory
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, the pipeline that also gas bottle 80 connects with external environment condition can pass through the passage, in above-mentioned circuit
After being laid with pipeline, passage can be sealed by fluid sealant, to ensure that the normal humiture of growth cabinet 10 is adjusted
Control.Meanwhile cylindrical earth pillar 40, Soil Temperature And Moisture salt sensor 50 and greenhouse gas made of the first PVC material in test cabinet 20
The system that body transmission acquisition channel generally one seals, to ensure the accuracy of experiment.
Please also include and data acquisition unit 70 in conjunction with Fig. 3 and Fig. 4, Permafrost Degeneration process chamber simulation system 100
Wireless Transmitter 90 is connected, measurement data is sent to external reception equipment.
In order to ensure the normal work of data acquisition unit 70 and Wireless Transmitter 90, the simulation of Permafrost Degeneration process chamber
System 100 is additionally provided with electric power system 95.When meeting with power failure, electric power system 95 can provide emergency service, can prevent data
Lose.
The principle of the present embodiment is：
Research for ever-frozen ground, due to unique natural environment residing for it so that the difficulty that conducts a research is very big,
It is difficult to ensure that long-term sequence.Therefore, in order to preferably study the greenhouse in the change procedure of ever-frozen ground and change procedure
Gas concentration, humidity, hydro-thermal, biological community structure composition and function etc., design the Permafrost Degeneration mistake of the present invention
Journey indoor simulated system 100.
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 ever-frozen ground sample tried in cabinet 30 being capable of equally elevated temperature.Growth cabinet 10, can be with according to needed for research
The different temperature rise periods is set, when studying the ever-frozen ground sample in the earth pillar 40 of a temperature rise period, can also take and reach
Ever-frozen ground sample in second test cabinet 30 of same state of temperature carries out the analysis such as soil physical chemistry and microorganism feature, completes
And can carries out the research of next temperature rise period afterwards.
Due to being to be in a growth cabinet 10 together, so in ever-frozen ground and the second test cabinet 30 in earth pillar 40
Ever-frozen ground synchronously changes, so in the different temperature rise periods, for different biological community structure compositions and function,
The analysis of carbon nitrogen stock etc. just can smoothly be carried out, and ensure long-term sequence.
In each temperature rise period, CO2Change in concentration be major parameter, therefore, use CO first260 pairs of concentration sensor
Each earth pillar 40 carries out CO2Real-time detection, the data of monitoring directly gather storage by data acquisition unit 70, meanwhile, soil temperature
Wet salt sensor 50 each temperature rise period for the ever-frozen ground inside earth pillar 40 Monitoring Data also by data acquisition unit 70
Collection storage, to obtain the most intuitively data of Permafrost Degeneration.
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, also second pipe 84 is connected to the outside of growth cabinet 10, can be with by controlling triple valve 103
Gas in different temperature rise period 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 Permafrost Degeneration process chamber simulation system 100 is drawn.
After the collection that data acquisition unit 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 to facilitate.
By setting up the Permafrost Degeneration process chamber simulation system 100 of the present embodiment, researcher can be indoors
Or some other place for being easy to conduct a research carries out the analysis and research of Permafrost Degeneration, in order to explore ever-frozen ground
The deeper influence that degeneration is brought.Permafrost Degeneration process chamber simulation system 100 can shorten ever-frozen ground sample
Annealing time, in a short time obtain research needed for data.
The Permafrost Degeneration process chamber simulation system 100 of the present embodiment, regulates and controls first using growth cabinet 10
The temperature of the test cabinet 30 of test cabinet 20 and second, the degeneration of ever-frozen ground is simulated by periodically controlling the rise of temperature
Journey, and the related collection of Various types of data is carried out to the ever-frozen ground sample in the different temperature rise periods so that ever-frozen ground is ground
Study carefully more convenient feasible, both shorten search time, and can obtains practical data, has good use value.And
And by that in Permafrost Degeneration process chamber simulation system 100 as the structure of suitable place, can allow the difficulty of research
It is minimized, more preferable data acquisition basis is provided for the research of ever-frozen ground.
In summary, Permafrost Degeneration process chamber simulation system 100 can be carried out conveniently and efficiently more under Elevated Temperature Conditions
The change of soil hydro-thermal salt condition, biological community structure composition and function and carbon/nitrogen stock during year permafrost degradation, and
Greenhouse gases (CO2、CH4And N2O etc.) produce discharge capacity analog study, can be climate warming on ever-frozen ground influence in terms of
Research provides the deficiency that science and technology supports and makes up in-situ observation research.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (9)
- A kind of 1. Permafrost Degeneration process chamber simulation system, it is characterised in that including growth cabinet, the first test cabinet, Second test cabinet, earth pillar, the greenhouse gases transmission acquisition channel coordinated with earth pillar sealing, Soil Temperature And Moisture salt sensor sum According to 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 for the temperature increasing degree for controlling first test cabinet and second test cabinet, the soil The quantity of post be it is multiple and may be contained within first test cabinet, second test cabinet be used for receiving need soil physical chemistry and The ever-frozen ground sample of Analysis on Microbial Characteristics, the quantity of the Soil Temperature And Moisture salt sensor is multiple and each soil temperature Wet salt sensor is connected with an earth pillar and the Monitoring Data of the Soil Temperature And Moisture salt sensor is by the data acquisition Device collection storage, the greenhouse gases transmission acquisition channel include CO2Concentration sensor, the CO2The quantity of concentration sensor is Multiple and each CO2Concentration sensor coordinates with an earth pillar, detects the greenhouse gases transmission acquisition channel In CO2Concentration and its Monitoring Data are gathered by the data acquisition unit to be stored, and the greenhouse gases transmission acquisition channel can Greenhouse gases are delivered to outside the growth cabinet.
- 2. Permafrost Degeneration process chamber simulation system according to claim 1, it is characterised in that the artificial climate It is -10 DEG C~+50 DEG C that case, which controls the growth interval of first test cabinet and the second test cabinet temperature,.
- 3. Permafrost Degeneration process chamber simulation system according to claim 1, it is characterised in that the artificial climate Case includes display screen and regulation button, and each display screen is respectively provided with the corresponding regulation button.
- 4. Permafrost Degeneration process chamber simulation system according to claim 3, it is characterised in that the display screen bag The first display screen for time control is included, for temperature controlled second display screen, the 3rd display screen for humid control.
- 5. Permafrost Degeneration process chamber simulation system according to claim 1, it is characterised in that the ever-frozen ground Degenerative process indoor simulated system also includes gas bottle, and the gas bottle is connected by the first pipeline with the earth pillar, the CO2 Concentration sensor is arranged at the gas bottle and can detect the CO in the gas bottle2Concentration, the gas bottle also by using Connected in the second pipe of collection gas with external environment condition.
- 6. Permafrost Degeneration process chamber simulation system according to claim 5, it is characterised in that the gas bottle with The connected state of external environment condition is controlled by the triple valve being arranged at outside the growth cabinet.
- 7. Permafrost Degeneration process chamber simulation system according to claim 1, it is characterised in that the ever-frozen ground Degenerative process indoor simulated system also includes the Wireless Transmitter that is connected with the data acquisition unit, by measurement data send to External reception equipment.
- 8. Permafrost Degeneration process chamber simulation system according to claim 1, it is characterised in that the ever-frozen ground Degenerative process indoor simulated system also includes the electric power system that can be powered to data acquisition unit.
- 9. Permafrost Degeneration process chamber simulation system according to claim 1, it is characterised in that first test Isolated between cabinet and second test cabinet using wire netting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710723918.2A CN107356726B (en) | 2017-08-22 | 2017-08-22 | Indoor simulation system for permafrost degradation process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710723918.2A CN107356726B (en) | 2017-08-22 | 2017-08-22 | Indoor simulation system for permafrost degradation process |
Publications (2)
| Publication Number | Publication Date |
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| CN107356726A true CN107356726A (en) | 2017-11-17 |
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| CN117787437A (en) * | 2023-12-19 | 2024-03-29 | 中国科学院西北生态环境资源研究院 | Method for estimating nitrous oxide flux in permafrost region |
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| CN117787437A (en) * | 2023-12-19 | 2024-03-29 | 中国科学院西北生态环境资源研究院 | Method for estimating nitrous oxide flux in permafrost region |
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