CN109669025A - The imitative experimental appliance and its experimental method in a kind of biomass carbon improvement red soil lift field - Google Patents
The imitative experimental appliance and its experimental method in a kind of biomass carbon improvement red soil lift field Download PDFInfo
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- CN109669025A CN109669025A CN201910085746.XA CN201910085746A CN109669025A CN 109669025 A CN109669025 A CN 109669025A CN 201910085746 A CN201910085746 A CN 201910085746A CN 109669025 A CN109669025 A CN 109669025A
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- 239000002689 soil Substances 0.000 title claims abstract description 83
- 239000002028 Biomass Substances 0.000 title claims abstract description 27
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 27
- 238000002474 experimental method Methods 0.000 title claims abstract description 26
- 230000006872 improvement Effects 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 70
- 239000003673 groundwater Substances 0.000 claims abstract description 51
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 238000004088 simulation Methods 0.000 claims abstract description 25
- 238000012544 monitoring process Methods 0.000 claims abstract description 20
- 230000008859 change Effects 0.000 claims abstract description 10
- 239000004927 clay Substances 0.000 claims abstract description 10
- 230000008020 evaporation Effects 0.000 claims description 11
- 238000001704 evaporation Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 11
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 8
- 239000008400 supply water Substances 0.000 claims description 8
- 239000011521 glass Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 239000003610 charcoal Substances 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 10
- 230000005012 migration Effects 0.000 description 6
- 238000013508 migration Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008635 plant growth Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 241000233855 Orchidaceae Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 239000003621 irrigation water Substances 0.000 description 1
- 239000010871 livestock manure Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000005325 percolation Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/041—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body
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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
- G01N33/245—Earth materials for agricultural purposes
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Abstract
The present invention relates to the imitative experimental appliances and its experimental method in a kind of biomass carbon improvement red soil lift field, the imitative experimental appliance includes bracket, water supply device, column casing, groundwater level simulation mechanism and data monitoring system, the column casing includes upper column casing, middle column casing and lower column casing, the upper column casing is as the structure of middle column casing, including elastoplastic outer cylinder, elastoplastic inner cylinder, fixed ring, flange, several springs and auto-telescopic mechanism, the both ends of the spring are fixed in fixed ring, the fixed ring is arranged between elastoplastic outer cylinder and elastoplastic inner cylinder, the fixed ring is installed together with the flange, and elastoplastic outer cylinder and elastoplastic inner cylinder are fixed, distinguish mounting flange in the both ends of the auto-telescopic mechanism.The present invention can conveniently achieve the purpose that change earth pillar height, easy to operate, and arable layer and the experiment of clay layer different height can be effectively performed.
Description
Technical field
The present invention relates to the imitative experimental appliances and its experimental method in a kind of biomass carbon improvement red soil lift field, belong to farmland
Ecological environment experimental field.
Background technique
The arable land that builds large hydraulic engineering often and will cause large area is flooded and largely immigrant moves outside, and lifting field engineering is
The new technique measure protected farmland, and the safeguard measure for reducing arable land and flooding most economical, most reasonable, most effective at present.
Jiangxi Province Xiajiang water-control project is the key project of Poyang Lake Ecological Economic Region construction, is repaired in Ganjiang River upstream, Ji'an City gorge
In the border of the county of river, investment and scale belong to maximum in Jiangxi Province's hydraulic engineering.Due to the construction of the engineering, lead to Xiajiang basin
Many life of farmers lands used and arable land are flooded, and immigrant, which moves outside and ploughs, to be flooded, and have not only aggravated construction investment, also serious shadow
The problems such as ringing the two sides income of residents and agricultural productive force.For this problem of effective solution, which must consider to take lift
The measures such as field engineering reduce arable land loss.Lift field engineering soil layer construction refers to that arable land is flooded and crop is flooded in lift field engineering to avoid
Stain disaster, Maintaining cultivation soil liquid manure, and the arable land soil layer construction design carried out, it is divided into the basic bed of material, water conservation layer from bottom to top
And arable layer.Lift the construction technology process of field engineering are as follows: preparation of construction → agric removing and stacking → basis bed of material soil stone
Side fill with examination → water conservation layer fill with examination → farming earthen backfill, shakeout → construction of highway engineering construction → irrigation facility →
Construction terminates.Arable layer is backfilled using the former arable layer of removing to guarantee that crop preferably grows;Be retained layer by barrier performance compared with
Good clay composition can prevent the library jacking waterborne that rises to crop root to prevent the too fast generation deep percolation of irrigation water point
Immersion;The base foundation bed of material is filled using local Weathered Material or sand gravel.Jiangxi soil is mostly more with red soil, therefore studies biology
Matter charcoal is of great significance to the effect of red soil.The thickness for lifting Tanaka's arable layer and clay layer is bigger for the influence for lifting field,
Therefore research lift field thickness is critically important for the influence for lifting field.But it is ground in existing laboratory column casing without suitable column casing application
Study carefully the equipment in different-thickness lift field.
Summary of the invention
Originally bright greatly to provide the imitative experimental appliance and its experimental method in a kind of biomass carbon improvement red soil lift field, it solves
The problems such as column casing needs to frequently replace, can not freely change height in existing lift field research.
In order to solve the above technical problems, the technical solution adopted by the present invention are as follows:
A kind of imitative experimental appliance in biomass carbon improvement red soil lift field includes bracket, water supply device, column casing, Groundwater
Position simulation mechanism and data monitoring system, the water supply device, column casing and groundwater level simulation mechanism are fixed on bracket,
The column casing includes upper column casing, middle column casing and lower column casing, is connected between the upper column casing, middle column casing and lower column casing by flange
It is connected together, the lower column casing is transparent organic glass column, and the upper column casing is as the structure of middle column casing, including elasticity
The both ends of plastics outer cylinder, elastoplastic inner cylinder, fixed ring, flange, several springs and auto-telescopic mechanism, the spring are solid
Be scheduled in fixed ring, the fixed ring is arranged between elastoplastic outer cylinder and elastoplastic inner cylinder, the fixed ring with
The flange is installed together, and elastoplastic outer cylinder and elastoplastic inner cylinder are fixed, the auto-telescopic mechanism
Both ends are separately fixed on flange, are respectively arranged with soil moisture content sensor installation port, soil on the upper column casing and middle column casing
Earth conductivity sensor installing port and sample tap;
The data monitoring system include soil moisture content sensor, soil conductivity sensor, data acquisition controller and
Host computer;The data acquisition controller, for acquiring the number of soil moisture content sensor installation port and soil conductivity sensor
According to, and water supply device, groundwater level simulation mechanism and auto-telescopic mechanism are controlled;Host computer and data acquisition control
Device connection, for realizing real-time monitoring, the recording and displaying to soil moisture content in earth pillar and the data of soil conductivity.
Preferably: the water supply device includes water supply Markov bottle, water supply atmospheric communicating pipe and water supply water pipe, the confession
One end of water atmospheric communicating pipe is immersed in the liquid water of water supply Markov bottle, and the other end is extended in outside water supply Markov bottle and exposed
In air, one end of the water supply water pipe is connected to water jet, and the other end is connected to the bottom of water supply Markov bottle, described
Be provided with water supply electromagnetic valve and flowmeter on water supply water pipe, the water supply electromagnetic valve and flowmeter respectively with data monitoring system
Connection.
Preferably: the groundwater level simulation mechanism includes level of ground water Markov bottle, level of ground water atmospheric communicating pipe
And level of ground water water pipe, one end of the level of ground water atmospheric communicating pipe are immersed in the liquid water of level of ground water Markov bottle,
Its other end extends in that level of ground water Markov bottle is outer and be exposed in air, one end of the level of ground water water pipe by with lower prop
The bottom connection of cylinder, the other end are connected to the bottom of level of ground water Markov bottle, are provided with ground on the level of ground water water pipe
Lower water level solenoid valve, the level of ground water solenoid valve are connect with controller.
Preferably: the bottom of the upper column casing and middle column casing are provided with catch net.
Preferably: being provided with venthole on the lower column casing.
Preferably: the auto-telescopic mechanism is hydraulic cylinder, and the hydraulic cylinder is fixed on flange, and described is hydraulic
Cylinder is connect with controller.
Preferably: the imitative experimental appliance further includes evaporation simulation device, and the evaporation simulation device is to be suspended at
Infrared lamp or incandescent lamp on the port of column casing.
A kind of experimental method in biomass carbon improvement red soil lift field, using imitative experimental appliance of the present invention, including following step
It is rapid:
(1) red soil plantation soil is removed, then proportionally addition biomass carbon is spare;
(2) column casing loads: first loading lower column casing, lower prop wound packages fills out the basic bed of material;Then column casing in filling, middle column casing is set
It sets in maximum height, then loads clay layer;Finally load upper column casing, by the setting of upper column casing in maximum height, load red soil and
The arable layer of biomass carbon mixing material;
(3) column casing filled is fixed on bracket, then installs water supply device, groundwater level simulation mechanism and evaporation
Simulator etc., and connect pipeline;
(4) soil moisture content sensor and soil conductivity sensor are mounted on column casing, then connect data monitoring system
System, then starts to test;
(5) carry out earth pillar to infiltrate experiment and be evaporated experiment, improvement of the observation biomass carbon to red soil lift field;
(6) it is finished in a height experiment, auto-telescopic mechanism is shunk, and upper column casing or middle column casing are in auto-telescopic mechanism
Under drive, compressed spring, the height of column casing or middle column casing in change, when the height of upper column casing or middle column casing to setting height, from
Dynamic telescoping mechanism stops, removing it is extra bankets, then install column casing or middle column casing, carry out different red soil lift field arable layers and
The experiment of clay layer height.
Beneficial effects of the present invention:
Upper column casing in the present invention is as the structure of middle column casing, including elastoplastic outer cylinder, elastoplastic inner cylinder, fixation
Ring, flange, several springs and auto-telescopic mechanism, the both ends of the spring are fixed in fixed ring, the fixed ring
It is arranged between elastoplastic outer cylinder and elastoplastic inner cylinder, the fixed ring is installed together with the flange, and handle
Elastoplastic outer cylinder and elastoplastic inner cylinder are fixed, and mounting flange is distinguished at the both ends of the auto-telescopic mechanism, are opened in experiment
When beginning, elastoplastic outer cylinder and elastoplastic inner cylinder under the action of the spring, reach maximum height, are subsequently filled and banket.
It when needing to change the depth of fill, is shunk by auto-telescopic mechanism, makes elastoplastic outer cylinder and elastoplastic inner cylinder pressure
Contracting, height reduce, then remove it is extra banket, can conveniently achieve the purpose that change earth pillar height, it is easy to operate,
Arable layer and the experiment of clay layer different height can be effectively performed, it is easy to operate, efficient, frequent replacement can be effectively avoided
Different height earth pillar, and the problem for causing experimental result repeatability bad can be filled to avoid different earth pillars.
The achievable capillary of experimental provision of the invention rises, soil moisture content and conductivity migration under simulation evaporation conditions,
Lift field red soil may be implemented using the covering device in the experiment such as soil moisture content and conductivity migration under controlling groundwater level change condition
It is observed with the dynamic of soil moisture content and conductivity migration state in biomass carbon, mouses out and be most appropriate to the compound of plant growth
Mode, as a result accurately.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of one embodiment of imitative experimental appliance of the invention;
Fig. 2 is the main view of middle column casing of the invention;
Fig. 3 is the rearview of middle column casing of the invention;
Fig. 4 is the structural block diagram of data monitoring system of the invention;
In figure, 1 is bracket, and 2 be lower column casing, and 3 be middle column casing, and 4 be upper column casing, and 5 be water supply Markov bottle, and 6 be water supply atmosphere
Communicating pipe, 7 be water supply water pipe, and 8 be water supply electromagnetic valve, and 9 be flowmeter, and 10 be evaporation simulation device, and 11 be water jet, and 12 be underground
Water level Markov bottle, 13 be level of ground water atmospheric communicating pipe, and 14 be level of ground water water pipe, and 15 be level of ground water solenoid valve, and 16 be method
Orchid, 17 be fixed ring, and 18 be catch net, and 19 be elastoplastic outer cylinder, and 20 be spring, and 21 be elastoplastic inner cylinder, and 22 be sampling
Mouthful, 23 be soil moisture content sensor installation port, and 24 be soil conductivity sensor installation port, and 25 be hydraulic cylinder.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figs 1-4, a kind of imitative experimental appliance in biomass carbon improvement red soil lift field include bracket 1, water supply device,
Column casing, groundwater level simulation mechanism and control system, the water supply device, column casing and groundwater level simulation mechanism are fixed
On bracket 1,
Water supply device includes water supply Markov bottle 5, water supply atmospheric communicating pipe 6 and water supply water pipe 7, the water supply atmosphere
One end of pipe 6 is immersed in the liquid water of water supply Markov bottle 5, and the other end extends in outside water supply Markov bottle 5 and is exposed to air
In, one end of the water supply water pipe 7 is connected to water jet 11, and the other end is connected to the bottom of water supply Markov bottle 5, the water supply
Be provided with water supply electromagnetic valve 8 and flowmeter 9 on water pipe 7, the water supply electromagnetic valve 8 and flowmeter 9 respectively with data monitoring system
System connection.
Column casing includes upper column casing 4, middle column casing 3 and lower column casing 2, is led between the upper column casing 4, middle column casing 3 and lower column casing 2
It crosses flange 16 to link together, the lower column casing 2 is transparent organic glass column, the structure of the upper column casing 4 and middle column casing 3
Equally, including elastoplastic outer cylinder 19, elastoplastic inner cylinder 21, fixed ring 17, flange 16, several springs 20 and automatic telescopic
The both ends of mechanism, the spring 20 are fixed in fixed ring 17, and the fixed ring 17 is arranged in 19 He of elastoplastic outer cylinder
Between elastoplastic inner cylinder 21, the fixed ring 17 is installed together with the flange 16, and elastoplastic outer cylinder 19
Fixed with elastoplastic inner cylinder 21, the both ends of the auto-telescopic mechanism are separately fixed on flange 16, the upper column casing 4
With soil moisture content sensor installation port 23, soil conductivity sensor installation port 24 and sample tap are respectively arranged on middle column casing 3
22;Soil moisture content sensor installation port 23 and soil conductivity sensor installation port 24 be arranged it is multiple, can be according to the actual situation
Installation soil moisture content sensor and soil conductivity sensor, unwanted installing port are sealed with lid.
Groundwater level simulation mechanism includes level of ground water Markov bottle 12, level of ground water atmospheric communicating pipe 13 and underground water
Position water pipe 14, one end of the level of ground water atmospheric communicating pipe 13 are immersed in the liquid water of level of ground water Markov bottle 12, another
One end extends in that level of ground water Markov bottle 12 is outer and be exposed in air, one end of the level of ground water water pipe 14 by with lower prop
The bottom connection of cylinder 2, the other end are connected to the bottom of level of ground water Markov bottle 12, are arranged on the level of ground water water pipe 14
There is level of ground water solenoid valve 15, the level of ground water solenoid valve 15 is connect with data monitoring system.
The bottom of upper column casing 4 and the bottom of middle column casing 3 are provided with catch net 18.Upper column casing 4 and middle column casing 3 are in experimentation
In need to be varied multiple times column casing and middle column casing height, it is mobile frequently, setting gradually catch net 18 can effectively prevent upper prop
Cylinder 4 and middle column casing 3 banket in moving process loosening and loss the problem of.Catch net 18 generally using nylon wire, plastic wire or
Wire netting etc..
Venthole is provided on lower column casing 2, upper column casing 4 and middle column casing 33 change length later or earth pillar filling finishes
Afterwards, there may be bubble in earth pillar, vacuum pump can be connected by venthole, remove bubble.
Auto-telescopic mechanism is hydraulic cylinder 25, and the hydraulic cylinder 25 is fixed on flange 16, the hydraulic cylinder 25 with
Data monitoring system connection.Using above-mentioned apparatus, the height of control earth pillar can be as accurate as.
Imitative experimental appliance further includes evaporation simulation device 10, and the evaporation simulation device 10 is the end for being suspended at column casing 4
Infrared lamp or incandescent lamp on mouthful.
The data monitoring system include soil moisture content sensor, soil conductivity sensor, data acquisition controller and
Host computer;The data acquisition controller, for acquiring the data of soil moisture content sensor 23 and soil conductivity sensor, and
Water supply electromagnetic valve 8, level of ground water solenoid valve 15, flowmeter 9 and cylinder are controlled;Host computer and data acquisition controller connect
It connects, for realizing real-time monitoring, the recording and displaying to soil moisture content in earth pillar and the data of soil conductivity.
The experimental method in a kind of biomass carbon improvement red soil lift field, using above-mentioned imitative experimental appliance, comprising the following steps:
(1) red soil plantation soil is removed, then proportionally addition biomass carbon is spare;
(2) column casing loads: first loading lower column casing 2, lower column casing 2 loads the basic bed of material;Then column casing 3 in filling, by center pillar
Cylinder 3 is arranged in maximum height, then loads clay layer;Upper column casing 4 is finally loaded, by the setting of upper column casing 4 in maximum height, filling
The arable layer of red soil and biomass carbon mixing material;
(3) column casing filled is fixed on bracket 1, then installs water supply device, groundwater level simulation mechanism and steaming
Simulator 10 etc. is sent out, and connects pipeline;
(4) soil moisture content sensor and soil conductivity sensor are mounted on column casing, then connect data monitoring system
System, then starts to test;
(5) carry out earth pillar to infiltrate experiment and be evaporated experiment, improvement of the observation biomass carbon to red soil lift field;
(6) it is finished in a height experiment, auto-telescopic mechanism is shunk, and upper column casing 4 or middle column casing 3 are in auto-telescopic mechanism
Drive under, compressed spring 20, the height of column casing 4 or middle column casing 3 in change, when the height of upper column casing 4 or middle column casing 3 to setting
Highly, auto-telescopic mechanism stops, and removal is extra to banket, and then installs column casing 4 or middle column casing 3, carries out different red soil lifts
The experiment of field arable layer and clay layer height.
The achievable capillary of experimental provision of the invention rises, soil moisture content and conductivity migration under simulation evaporation conditions,
Lift field red soil may be implemented using the covering device in the experiment such as soil moisture content and conductivity migration under controlling groundwater level change condition
It is observed with the dynamic of soil moisture content and conductivity migration state in biomass carbon, mouses out and be most appropriate to the compound of plant growth
Mode, as a result accurately.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of imitative experimental appliance in biomass carbon improvement red soil lift field, it is characterised in that: including bracket, water supply device, column
Cylinder, groundwater level simulation mechanism and data monitoring system, the water supply device, column casing and groundwater level simulation mechanism are solid
Be scheduled on bracket, the column casing includes upper column casing, middle column casing and lower column casing, the upper column casing, middle column casing and lower column casing it
Between by flanged joint together, the lower column casing be transparent organic glass column, the structure of the upper column casing and middle column casing
Equally, including elastoplastic outer cylinder, elastoplastic inner cylinder, fixed ring, flange, several springs and auto-telescopic mechanism, described
The both ends of spring be fixed in fixed ring, the fixed ring is arranged between elastoplastic outer cylinder and elastoplastic inner cylinder,
The fixed ring is installed together with the flange, and elastoplastic outer cylinder and elastoplastic inner cylinder are fixed, described
The both ends of auto-telescopic mechanism are separately fixed on flange, and soil moisture content biography is respectively arranged on the upper column casing and middle column casing
Sensor installing port, soil conductivity sensor installation port and sample tap;
The data monitoring system includes soil moisture content sensor, soil conductivity sensor, data acquisition controller and upper
Machine;The data acquisition controller, for acquiring the data of soil moisture content sensor installation port and soil conductivity sensor, and
Water supply device, groundwater level simulation mechanism and auto-telescopic mechanism are controlled;Host computer and data acquisition controller connect
It connects, for realizing real-time monitoring, the recording and displaying to soil moisture content in earth pillar and the data of soil conductivity.
2. a kind of imitative experimental appliance in biomass carbon improvement red soil lift field according to claim 1, it is characterised in that: institute
The water supply device stated includes water supply Markov bottle, water supply atmospheric communicating pipe and water supply water pipe, and the one of the water supply atmospheric communicating pipe
End is immersed in the liquid water of water supply Markov bottle, and the other end is extended in outside water supply Markov bottle and is exposed in air, the confession
One end of water water pipe is connected to water jet, and the other end is connected to the bottom of water supply Markov bottle, is arranged on the water supply water pipe
There are water supply electromagnetic valve and flowmeter, the water supply electromagnetic valve and flowmeter are connect with data monitoring system respectively.
3. a kind of imitative experimental appliance in biomass carbon improvement red soil lift field according to claim 1, it is characterised in that: institute
The groundwater level simulation mechanism stated includes level of ground water Markov bottle, level of ground water atmospheric communicating pipe and level of ground water water pipe,
One end of the level of ground water atmospheric communicating pipe is immersed in the liquid water of level of ground water Markov bottle, and the other end extends in underground
Water level Markov bottle is outer and is exposed in air, and one end of the level of ground water water pipe is another by being connected to the bottom of lower column casing
One end is connected to the bottom of level of ground water Markov bottle, and level of ground water solenoid valve is provided on the level of ground water water pipe, described
Level of ground water solenoid valve connect with data monitoring system.
4. a kind of imitative experimental appliance in biomass carbon improvement red soil lift field according to claim 1 to 3, it is characterised in that:
The bottom of the upper column casing and middle column casing are provided with catch net.
5. a kind of imitative experimental appliance in biomass carbon improvement red soil lift field according to claim 1 to 3, it is characterised in that:
Venthole is provided on the lower column casing.
6. a kind of imitative experimental appliance in biomass carbon improvement red soil lift field according to claim 1 to 3, it is characterised in that:
The auto-telescopic mechanism is hydraulic cylinder, and the vapour-liquid cylinder pressure is fixed on flange, the hydraulic cylinder and data monitoring
System connection.
7. a kind of imitative experimental appliance in biomass carbon improvement red soil lift field according to claim 1 to 3, it is characterised in that:
The imitative experimental appliance further includes evaporation simulation device, and the evaporation simulation device is to be suspended on the port of column casing
Infrared lamp or incandescent lamp.
8. the experimental method in a kind of biomass carbon improvement red soil lift field, using the described in any item simulated experiments of claim 1-7
Device, which comprises the following steps:
(1) red soil plantation soil is removed, then proportionally addition biomass carbon is spare;
(2) column casing loads: first loading lower column casing, lower prop wound packages fills out the basic bed of material;Then column casing in filling exists the setting of middle column casing
Then maximum height loads clay layer;Upper column casing is finally loaded, by the setting of upper column casing in maximum height, loads red soil and biology
The arable layer of matter charcoal mixing material;
(3) column casing filled is fixed on bracket, then installs water supply device, groundwater level simulation mechanism and evaporation simulation
Device etc., and connect pipeline;
(4) soil moisture content sensor and soil conductivity sensor are mounted on column casing, then connect data monitoring system, so
After start to test;
(5) carry out earth pillar to infiltrate experiment and be evaporated experiment, improvement of the observation biomass carbon to red soil lift field;
(6) it is finished in a height experiment, auto-telescopic mechanism is shunk, the drive of upper column casing or middle column casing in auto-telescopic mechanism
Under, compressed spring, the height of column casing or middle column casing in change is stretched automatically when the height of upper column casing or middle column casing is to setting height
Contracting mechanism stops, and removal is extra to banket, and then installs column casing or middle column casing, carries out different red soil lift field arable layers and clay
The experiment of layer height.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910085746.XA CN109669025B (en) | 2019-01-29 | 2019-01-29 | Simulation experiment device and method for improving red soil by using biomass charcoal |
Applications Claiming Priority (1)
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