CN104713806B - A kind of flat two-dimentional underground water hydrodynamic force and water quality model device - Google Patents
A kind of flat two-dimentional underground water hydrodynamic force and water quality model device Download PDFInfo
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- CN104713806B CN104713806B CN201510056140.5A CN201510056140A CN104713806B CN 104713806 B CN104713806 B CN 104713806B CN 201510056140 A CN201510056140 A CN 201510056140A CN 104713806 B CN104713806 B CN 104713806B
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Abstract
The present invention relates to the flat two-dimentional underground water hydrodynamic force of one kind and water quality model device, including water tank, sandbox and water supply installation.The water tank includes bearing course dividing plate, can flexible modulation model inside hydraulic gradient, the different bearing course situations of simulation；The sandbox includes support bar, front panel, rear board and bottom plate, can the hydraulics change of real-time monitored model inside and water sampling.Using the present apparatus, the physical characteristic of test medium can be better controled over, simulate transport conditions of the pollutant in underground water under a variety of situation Complex Flow Status, efficiently observation approach is provided, simultaneously by the assembly and disassembly to model, model function is adjusted flexibly, or model provides external updating apparatus, model utilization rate is improved, cost is reduced.
Description
Technical field
The present invention relates to a kind of Groundwater dynamics simulation, Contaminants Transport experiment simulator, especially in complexity
Under hydrogeologic condition, migration experiment of the pollutant in anaerobic condition.
Background technology
In recent years, with economic fast development, body of groundwater by a certain degree of pollution, water resource environment also by
Serious threat.The rule of ground water movement is extremely complex, the feature often with the series such as space large scale, time length.
In laboratory experiment, it tends to be difficult to which Controlling model studies hydrologic condition, boundary condition, nourishment condition and the formation lithology in area.It is special
Not, when studying area in sea front, water-bearing layer is strong by Sea Influence, and one side coastal region underground water is by seabed
Ground water discharge and the interaction of seawater invasion, tide fluctuation have strong interaction, degree of saltiness water coke slurry with underground water
Solute condition will be brought to change the change with anaerobic condition Penetration Signature；On the other hand, coastal waters physical chemistry and life
Thing characteristic is complicated, and with significant edge effect, its geochemical reaction system existed causes the local ground watering pollutant
Migration is no longer a simple hydrodynamics problem.
Indoor seepage action of ground water physical model experiment is the weight of contaminant transportation in domestic and international research soil and groundwater
Want contaminant transportation rule in means, physical Model Study underground water very directly perceived, especially, it is to disclose pollutant in underground
The good approach of Transport And Transformation mechanism in water system.The ground water movement simulation of laboratory scale is existing abroad to be carried out extensively,
But due to the limitation of the factors such as experimental provision, domestic research still has some deficits.At present, the groundwater model device used in laboratory
Relatively simple, essentially one-dimensional earth pillar or function are single.Specially：
1st, one-dimensional earth pillar has limitation.Usual one-dimensional earth pillar is simulated under a certain hydraulic gradient, and water is in the soil body
Infiltration and the disperse of pollutant, it is impossible to consider hydraulic gradient change, infiltration Soil Anisotropic and special heterogeneity；
2nd, controlled condition is few.Traditional indoor one-dimensional or two dimensional model typically can not flexibly inside Controlling model waterpower
Gradient, pollutant input position, observation sample position etc., these parameters have often just been fixed when modelling；
3rd, simulation situation is single.Some hydrogeological characteristics that simulated domain has be influence ground water movement it is important because
Element, such as terrain, rivers and lakes, man's activity, geological fault, special geological structure, conventional model can not be taken into account；
4th, functional module does not have subsequent upgrade space.With going deep into for research, model function and parameter need continuous adjustment,
But the existing typically no consideration of model is subsequently improved, recycling rate of waterused is low.
The content of the invention
The present invention is a kind of flat two-dimentional underground water hydrodynamic force and water quality model device, overcomes physics mould in conventional chamber
Type is difficult to dismount, and experiment content is fixed, and the single shortcoming of simulation situation, the model structure is simpler, reasonable in design, systematic error
It is small, observe, sample convenient and high recycling rate, subsequent adaptation, upgrading space are big, are easy to scientific research to be used with teaching.
The flat two-dimentional underground water hydrodynamic force of one kind proposed by the present invention and water quality model device, including bearing course dividing plate 6,
Water tank 5, sandbox 2 and water supply installation 1, wherein：The both sides of sandbox 2 are water tank 5, and the water supply installation 1 connects water tank water intake
Mouthful；
The sandbox 2 is made up of support bar 3, front panel 4, rear board 8 and bottom plate 7；The front panel 4 and rear board 8
Bottom is connected by bottom plate 7, and top is connected by support bar 3, and the front panel 4 is identical with the structure of rear board 8, is all provided with thereon
Have the first bolt hole 4-1, the second bolt hole 4-2, the first bearing course dividing plate mounting groove 4-3, head peephole or thief hole 4-4 and
3rd bolt hole 4-5, the head peephole is evenly arranged on front panel 4 and rear board 8；
The water tank 5 is provided with the second bearing course dividing plate mounting groove 5-8, the first bearing course dividing plate mounting groove and second
Upper bearing course dividing plate mounting groove is in the same plane, and the bearing course dividing plate 6 is horizontally disposed, is positioned over the first bearing course dividing plate
On mounting groove 4-3 and second in bearing course dividing plate mounting groove 5-8；Water tank 5 is separated into upper and lower two by the bearing course dividing plate 6
Point, top is non-pressure area 5-7, and bottom is confined area 5-9；The inwall of water tank 5 is provided with the first permeable stone mounting groove 5-6,
The bearing course dividing plate 6 is provided with the second permeable stone mounting groove 6-1, the first permeable stone mounting groove 5-6 and the second permeable stone
Mounting groove 6-1 is in the same plane；The second permeable stone mounting groove 6-1 is located at water tank 5 and the joint of sandbox 2.
In the present invention, bearing course dividing plate is installed on the bearing course dividing plate mounting groove of bearing course dividing plate 6 and first and second
Groove junction is sealed by watertight rubber.
In the present invention, the water supply installation 1 includes geneva bottle, tap and the rubber hose being sequentially connected.
In the present invention, the water tank 5, front panel 4, rear board 8 and bottom plate 7 use lucite, and thickness is 10-20
mm。
In the present invention, the water tank 5 and sandbox 2 are separated by permeable stone, and permeable stone is inserted vertically into the installation of the first permeable stone
In groove 5-6 and the second permeable stone mounting groove 6-1, the first permeable stone mounting groove 5-6 and the second permeable stone mounting groove 6-1 width are 5-
15 mm。
In the present invention, the first bearing course dividing plate mounting groove away from the top 100-500 mm of bottom plate 7 at.
In the present invention, the water tank 5 has head control hole 5-1, water supply hole 5-2, bearing course inlet opening 5-3, bearing course
Osculum 5-4, the head control hole 5-1, water supply hole 5-2, bearing course inlet opening 5-3 and bearing course osculum 5-4 aperture
It is 5-10 mm, to meet continuous supply and the overflow in flow event.
In the present invention, the head control hole 5-1 and water supply hole 5-2 is located at the top 1-200 mm of bearing course dividing plate 6, holds
Laminate layer inlet opening 5-3 is located at the bottom 1-100 mm of bearing course dividing plate 6, and bearing course osculum 5-4 is located at the top 1-20 of bottom plate 7
At mm, to meet the control of the head in flow event and overflow.
In the present invention, the bore dia 5-15 mm of the head peephole or thief hole, the water of head peephole or thief hole
Plain cloth puts spacing for 50-300 mm, is arranged vertically spacing for 50-300 mm, the phase in the horizontal direction of each hole in vertical direction
To the 5-15 mm that stagger, with reasonable installation pressure-measuring pipe and sampler, hydraulics change and water sampling inside real-time monitored model.
The beneficial effects of the present invention are：
1st, the present invention uses modular construction, it is easy to dismount, it is easy to loads, change test medium, is easy to artificial control real
Test the physical characteristic of medium；
2nd, the simulation to Complex Hydrogeological Conditions can be achieved.By the installation of bearing course dividing plate, can effectively simulate has
The situation of bearing course；By manually controlling the infiltration coefficient and distribution situation of weak permeable medium, bearing course leakage can be simulated, held
The situation of laminate layer-water table aquifer mass exchange；Bearing course dividing plate can simulate the situation without bearing course after unloading；Meanwhile, it can lead to
Cross the situations such as transformation simulation river, the Lagoon lakes in hole on counter plate；
3rd, there is great flexibility and operability in observation and sampling.Sandbox front panel and rear board are opened up respectively
A large amount of head peepholes and thief hole, are easy to hydraulics change and experiment water sample inside real-time monitored model to be observed and adopt
Collection, can fully track migration situation of the pollutant under Complex Hydrogeological Conditions；Head peephole or thief hole can change simultaneously
Make as pumped well, the simulation of the situations such as artificial its excessive exploitation of groundwater, salt water encroachment, salt wedge change can be carried out；In addition, experiment terminates
Afterwards, by being disassembled to model, can use each position soil sample and carry out assay, more conducively accurately hold pollutant spread condition and
Absorption situation in soil；
4th, boundary condition can be accurately controlled.Head control hole, water supply hole, bearing course inlet opening and bearing course
The setting of osculum can effectively control the water and head of experiment input, while controlling overflowing for opposite side water tank respective aperture flexible pipe
Stream is highly precisely controlled the hydraulic gradient in model；
5th, transformation space is huge, with good upgrading fit characteristics., can be external such as the setting of model boundary condition
Head control device, to realize the simulation to the complicated kinetic head condition such as tide, ephemeral stream；By automatically controlling accessory
Add, can carry out growing series observation and sample；By changing front and back panel and bottom plate, model length is can adjust, different realities are met
The need for testing.
Brief description of the drawings
Fig. 1 is main assembly part of the present invention and structural representation；
Fig. 2 is front panel of the present invention（Rear board）Structural representation；
Fig. 3 is cisten mechanism schematic diagram of the present invention；
Fig. 4 is base arrangement schematic diagram of the present invention；
Label in figure：1 is water supply installation, and 2 be sandbox, and 3 be support bar, and 4 be front panel, and 5 be water tank, 6 be bearing course every
Plate, 7 be bottom plate, and 8 be rear board, and 4-1 is the first bolt hole, and 4-2 is the second bolt hole, and 4-3 installs for the first bearing course dividing plate
Groove, 4-4 is head peephole（Thief hole）, 4-5 is the 3rd bolt hole, and 5-1 is head control hole, and 5-2 is water supply hole, and 5-3 is
Bearing course inlet opening, 5-4 is bearing course osculum, and 5-5 is the 4th bolt hole, and 5-6 is the first permeable stone mounting groove, and 5-7 is non-
Confined area, 5-8 is the second bearing course dividing plate mounting groove, and 5-9 is confined area, and 6-1 is the second permeable stone mounting groove, and 7-1 is the 5th
Bolt hole.
Embodiment
The present invention is further illustrated below by embodiment combination accompanying drawing.
Embodiment 1：
As illustrated, described device includes water tank 5, sandbox 2 and water supply installation 1, wherein：Water tank 5 comprising bearing course every
Plate 6；Sandbox 2 is made up of support bar 3, front panel 4, rear board 8 and bottom plate 7；Water tank 5, front panel 4, rear board 8 and bottom plate
7 be the big part of model four, can be assembled, dismantles, is fastened by bolts, contact surface has watertight rubber, while bolt passes through support
Bar 3 is supported to sandbox top；The surrounding of bearing course dividing plate 6 has watertight rubber, and installing seam with bearing course dividing plate is in close contact；
Water supply installation 1 includes geneva bottle, tap and rubber hose.
The lucite thickness that water tank 5, front panel 4, rear board 8 and the big part of bottom plate 7 four are used is 10-20 mm, mould
Internal height 500-1000 mm, inner length 800-2000 mm, inner width 80-200 mm, to reduce model after type assembling
The Boundary Condition Effect that the confined space is brought, controls spatial scale effects；The second bolt hole 4-2, the 3rd spiral shell of the four big part
Keyhole 4-5, the 4th bolt hole 5-5 and the 5th bolt hole 7-1 opening diameter are 3-8 mm, are adapted to the bolt of respective diameters,
To bear the high pressure produced after model filled media and in experimentation.
Water tank 5 has the first permeable stone mounting groove 5-6, and bearing course dividing plate 6 has the second permeable stone mounting groove 6-1, first
Permeable stone mounting groove 5-6 and the second permeable stone mounting groove 6-1 is located at water tank and sandbox joint, the first permeable stone mounting groove and the
It is 5-15 mm that two permeable stones, which install well width, to be inserted vertically into the water in the experiment sand and water tank in permeable stone, barrier sandbox
Body, while keeping good hydraulic conductivity performance.
Water tank 5 and sandbox 2 have the second bearing course dividing plate mounting groove 5-8 and the first bearing course dividing plate mounting groove 4-3 respectively,
Second bearing course dividing plate mounting groove 5-8, the first bearing course dividing plate mounting groove 4-3 positions, will at the top 100-500 mm of bottom plate 7
Water tank 5 is divided into non-pressure area 5-7 and confined area 5-9, fills and can be manually controlled in the same plane of bearing course dividing plate 6 in experiment
The weak permeable medium of infiltration coefficient, to reach the simulation of different bearing course situations.
Water tank 5 has head control hole 5-1, water supply hole 5-2, bearing course inlet opening 5-3, bearing course osculum 5-4, aperture
For 5-10 mm, to meet continuous supply and the overflow in flow event；Head control hole 5-1 and water supply hole 5-2 is located at bearing course
At the top 1-200 mm of dividing plate 6, bearing course inlet opening 5-3 is located at the bottom 1-100 mm of bearing course dividing plate 6, bearing course osculum
5-4 is located at the top 1-20 mm of bottom plate 7, to meet the control of the head in flow event and overflow.
In sandbox 2, front panel 4 has head peephole 4-4, thief hole 8-4, bore dia 5-15 respectively with rear board 8
Mm, horizontally disposed spacing 50-300 mm, are arranged vertically each hole in spacing 50-300 mm, vertical direction phase in the horizontal direction
To the 5-15 mm that stagger, with reasonable installation pressure-measuring pipe and sampler, hydraulics change and water sampling inside real-time monitored model.
Said apparatus is used for the steady-state flow solute migration experiment containing bearing course.
1st, standby soil：Screening sand simultaneously carries out parameter calculating to experiment with native, including nonuniformity coefficient, coefficient of curvature, proportion,
Porosity, dry density, infiltration coefficient, according to simulated formation situation, prepare the soil body of different infiltration coefficients.
2nd, banket：According to Fig. 1 composition models, model inclination is placed, front panel is removed, the soil body will be tested according to experimental program
Insert from bottom to top in sandbox, when being filled to bearing course dividing plate 6, the weak permeable soil body is inserted into sandbox according to experimental program, notes weak
Water and soil body need to be tightly engaged into bearing course dividing plate 6, prevent artesian water from being leaked in joint to water table aquifer, be continued according to experiment side
Case fills the soil body to reasonable altitudes, covers front panel, tightens model bolt everywhere, it is ensured that model good seal, gently shake mould
Type, makes filling uniform.
3rd, full water：Head control hole 5-1, water supply hole 5-2, bearing course inlet opening 5-3, bearing course row are connected with 4 flexible pipes
Water hole 5-4.Head control hole 5-1 flexible pipe outlets are raised to the face above 1-100 mm that banket；Water supply hole 5-2 flexible pipes are connected into water
Tap supplies water；Bearing course inlet opening 5-3 flexible pipe outlets are raised to the 1-100 mm of bearing course dividing plate more than 6；By bearing course draining
Hole 5-4 flexible pipes connection tap supplies water；Each hole connection flexible pipe outlet of opposite side water tank is raised to the face above 1-100 that bankets in the lump
Mm, keeps seepage flow 2-24h according to the permeability banketed, exchanges the connected mode of both sides tank hose, and seepage flow 2- is kept again
24h。
4th, steady-state flow is simulated：After full water terminates, head control hole 5-1 flexible pipe outlets are placed in 10-300 below the face of banketing
At mm, i.e. phreatic surface；Water supply hole 5-2 flexible pipes connection tap continues to keep supplying water, and water supply rate is with head control hole 5-1 flexible pipes
The stable overflow of energy is defined；Bearing course inlet opening 5-3 flexible pipes are connected to the geneva bottle correctly installed, adjustment geneva bottle according to experimental program
Highly, pressure is begun with to supply water；By the sealing of bearing course osculum 5-4 flexible pipes；According to hydrostatics principle by each hole of opposite side water tank
Hose port is raised to corresponding height or sealing, with hydraulic gradient in Controlling model.Each head peephole 4-4 on front panel 4 is observed,
After each piezometric level is stable, judge that seepage flow has reached stabilization.
5th, pollutant is inputted：Certain density chromium chloride solution is configured according to experimental program, the face of banketing is pumped into by wriggling
Below 1-100 mm, in aeration zone or water table aquifer, wriggling flow rate pump 1-100mL/min.
6th, sample：According to experimental program not in the same time, diverse location sampled, kept sampling according to the permeability banketed
1-72h, experiment terminates, by model inclination, opens panel, takes each position soil sample.
7th, inductive coupling plasma emission spectrograph is used according to configuration chromium chloride solution concentration（ICP-OES）Or inductance
Coupling plasma emitter mass spectrograph（ICP-MS）Sample Cr concentration is detected, breakthrough curve is drawn and is analyzed, estimate dispersed system
The parameters such as number, block characteristics and precipitation strength coefficient, while determining heavy metal contaminants spread condition and the suction in soil
Attached situation.
Claims (9)
1. a kind of flat two-dimentional underground water hydrodynamic force and water quality model device, including bearing course dividing plate (6), water tank (5), sandbox
And water supply installation (1) (2), it is characterised in that：Sandbox (2) both sides are water tank (5), and the water supply installation (1) connects water
Case water inlet；The sandbox (2) is made up of support bar (3), front panel (4), rear board (8) and bottom plate (7)；The front panel
(4) connected with rear board (8) bottom by bottom plate (7), top is connected by support bar (3), the front panel (4) and rear board
(8) structure is identical, and the first bolt hole (4-1), the second bolt hole (4-2), the first bearing course dividing plate mounting groove are equipped with thereon
(4-3) and the 3rd bolt hole (4-5), the front panel (4) has head peephole (4-4), and the rear board has thief hole,
The head peephole and thief hole are evenly arranged on front panel (4) and rear board (8) respectively；The water tank (5) is provided with
Bearing course dividing plate mounting groove position on second bearing course dividing plate mounting groove (5-8), the first bearing course dividing plate mounting groove and second
In on same plane, the bearing course dividing plate (6) is horizontally disposed, is positioned over pressure-bearing on the first bearing course dividing plate mounting groove and second
In layer dividing plate mounting groove；Water tank (5) is separated into upper and lower two parts by the bearing course dividing plate (6), and top is non-pressure area (5-
7), bottom is confined area (5-9)；Water tank (5) inwall be provided with the first permeable stone mounting groove (5-6), the bearing course every
Plate (6) is provided with the second permeable stone mounting groove (6-1), the first permeable stone mounting groove (5-6) and the second permeable stone mounting groove
(6-1) is in the same plane；The second permeable stone mounting groove (6-1) is located at water tank (5) and sandbox (2) joint.
2. the flat two-dimentional underground water hydrodynamic force of one kind according to claim 1 and water quality model device, it is characterised in that
The bearing course dividing plate (6) is connected with bearing course dividing plate mounting groove (5-8) on the first bearing course dividing plate mounting groove (4-3) and second
Place is sealed by watertight rubber.
3. the flat two-dimentional underground water hydrodynamic force of one kind according to claim 1 and water quality model device, it is characterised in that
The water supply installation (1) includes geneva bottle, tap and the rubber hose being sequentially connected.
4. the flat two-dimentional underground water hydrodynamic force of one kind according to claim 1 and water quality model device, it is characterised in that
The water tank (5), front panel (4), rear board (8) and bottom plate (7) use lucite, and thickness is 10-20 mm.
5. the flat two-dimentional underground water hydrodynamic force of one kind according to claim 1 and water quality model device, it is characterised in that
The water tank (5) and sandbox (2) are separated by permeable stone, and permeable stone is inserted vertically into the first permeable stone mounting groove (5-6) and second
In permeable stone mounting groove (6-1), the first permeable stone mounting groove (5-6) and second permeable stone mounting groove (6-1) width are 5-15
mm。
6. the flat two-dimentional underground water hydrodynamic force of one kind according to claim 1 and water quality model device, it is characterised in that
The first bearing course dividing plate mounting groove is away from bottom plate (7) top 100-500 mm.
7. the flat two-dimentional underground water hydrodynamic force of one kind according to claim 1 and water quality model device, it is characterised in that
The water tank (5) has head control hole (5-1), water supply hole (5-2), bearing course inlet opening (5-3), bearing course osculum (5-
4), the aperture of the head control hole (5-1), water supply hole (5-2), bearing course inlet opening (5-3) and bearing course osculum (5-4)
It is 5-10 mm, to meet continuous supply and the overflow in flow event.
8. the flat two-dimentional underground water hydrodynamic force of one kind according to claim 7 and water quality model device, it is characterised in that
The head control hole (5-1) is located at bearing course dividing plate (6) top 1-200 mm with water supply hole (5-2), bearing course inlet opening
(5-3) is located at bearing course dividing plate (6) bottom 1-100 mm, and bearing course osculum (5-4) is located at bottom plate (7) top 1-20 mm
Place, to meet the control of the head in flow event and overflow.
9. the flat two-dimentional underground water hydrodynamic force of one kind according to claim 1 and water quality model device, it is characterised in that
The horizontally disposed spacing of the bore dia 5-15 mm of the head peephole or thief hole, head peephole or thief hole is 50-
300 mm, are arranged vertically spacing for 50-300 mm, the relative misalignment 5-15 mm in the horizontal direction of each hole in vertical direction, with
Hydraulics change and water sampling inside reasonable installation pressure-measuring pipe and sampler, real-time monitored model.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510056140.5A CN104713806B (en) | 2015-02-04 | 2015-02-04 | A kind of flat two-dimentional underground water hydrodynamic force and water quality model device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510056140.5A CN104713806B (en) | 2015-02-04 | 2015-02-04 | A kind of flat two-dimentional underground water hydrodynamic force and water quality model device |
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| Publication Number | Publication Date |
|---|---|
| CN104713806A CN104713806A (en) | 2015-06-17 |
| CN104713806B true CN104713806B (en) | 2017-07-25 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106153521B (en) * | 2016-08-22 | 2018-10-12 | 辽宁工程技术大学 | The two-dimentional unsaturated seepage experimental provision of a kind of sand, soil and method |
| CN109632581B (en) * | 2019-02-19 | 2021-09-14 | 泰华智慧产业集团股份有限公司 | Underground water quality permeation simulation experiment device and using method |
| CN110068662B (en) * | 2019-04-24 | 2021-08-10 | 同济大学 | Device for simulating gradient distribution of oxygen content in underground water |
| CN111252920A (en) * | 2020-01-17 | 2020-06-09 | 同济大学 | Underground water pollutant enhanced solubilization transportation model device |
| CN113389544B (en) * | 2021-07-09 | 2022-10-04 | 中国石油大学(华东) | Visual model for boundary water reservoir water invasion simulation experiment |
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| CN101504351A (en) * | 2009-03-06 | 2009-08-12 | 中国科学院武汉岩土力学研究所 | Sand bed seepage flow sludge plugging simulation apparatus |
| CN101556269A (en) * | 2009-05-19 | 2009-10-14 | 中国地质大学（武汉） | Trough for simulating groundwater pollution |
| CN102520131A (en) * | 2011-12-09 | 2012-06-27 | 中国地质大学（武汉） | Multi-layered aquifer underground flow system-based underground water pollution simulator |
| CN202614753U (en) * | 2012-06-05 | 2012-12-19 | 新疆农业科学院土壤肥料与农业节水研究所 | Soil box for migration experiment of micro-irrigation water and fertilizer |
| CN103234874A (en) * | 2013-05-13 | 2013-08-07 | 青岛理工大学 | Experimental device for underground two-dimensional elevation sandiness mud flat petroleum pollution |
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| JP4915094B2 (en) * | 2005-12-22 | 2012-04-11 | 株式会社Ｉｈｉ | Ground / groundwater model test method and equipment |
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|---|---|---|---|---|
| CN101504351A (en) * | 2009-03-06 | 2009-08-12 | 中国科学院武汉岩土力学研究所 | Sand bed seepage flow sludge plugging simulation apparatus |
| CN101556269A (en) * | 2009-05-19 | 2009-10-14 | 中国地质大学（武汉） | Trough for simulating groundwater pollution |
| CN102520131A (en) * | 2011-12-09 | 2012-06-27 | 中国地质大学（武汉） | Multi-layered aquifer underground flow system-based underground water pollution simulator |
| CN202614753U (en) * | 2012-06-05 | 2012-12-19 | 新疆农业科学院土壤肥料与农业节水研究所 | Soil box for migration experiment of micro-irrigation water and fertilizer |
| CN103234874A (en) * | 2013-05-13 | 2013-08-07 | 青岛理工大学 | Experimental device for underground two-dimensional elevation sandiness mud flat petroleum pollution |
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