CN110274852A - A kind of groundwater dynamic experimental system for simulating and experimental method - Google Patents
A kind of groundwater dynamic experimental system for simulating and experimental method Download PDFInfo
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- CN110274852A CN110274852A CN201910639951.6A CN201910639951A CN110274852A CN 110274852 A CN110274852 A CN 110274852A CN 201910639951 A CN201910639951 A CN 201910639951A CN 110274852 A CN110274852 A CN 110274852A
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- 239000003673 groundwater Substances 0.000 title claims abstract description 153
- 238000002474 experimental method Methods 0.000 title claims abstract description 79
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- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 4
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
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- JLKIGFTWXXRPMT-UHFFFAOYSA-N sulphamethoxazole Chemical compound O1C(C)=CC(NS(=O)(=O)C=2C=CC(N)=CC=2)=N1 JLKIGFTWXXRPMT-UHFFFAOYSA-N 0.000 description 3
- UIOFUWFRIANQPC-JKIFEVAISA-N Floxacillin Chemical compound N([C@@H]1C(N2[C@H](C(C)(C)S[C@@H]21)C(O)=O)=O)C(=O)C1=C(C)ON=C1C1=C(F)C=CC=C1Cl UIOFUWFRIANQPC-JKIFEVAISA-N 0.000 description 2
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- 238000003756 stirring Methods 0.000 description 2
- FDDDEECHVMSUSB-UHFFFAOYSA-N sulfanilamide Chemical compound NC1=CC=C(S(N)(=O)=O)C=C1 FDDDEECHVMSUSB-UHFFFAOYSA-N 0.000 description 2
- 229940124530 sulfonamide Drugs 0.000 description 2
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- XDVOLDOITVSJGL-UHFFFAOYSA-N 3,7-dihydroxy-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane Chemical compound O1B(O)OB2OB(O)OB1O2 XDVOLDOITVSJGL-UHFFFAOYSA-N 0.000 description 1
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- LNTHITQWFMADLM-UHFFFAOYSA-N gallic acid Chemical compound OC(=O)C1=CC(O)=C(O)C(O)=C1 LNTHITQWFMADLM-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
-
- 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
- G01N13/04—Investigating osmotic effects
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Dispersion Chemistry (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of groundwater dynamic experimental system for simulating and experimental method, which includes simulated experiment case, deaerating plant, experimental provision and auxiliary implement；This method comprises: the preparation of one, earth pillar sample；Two, surface water simulated water sample is prepared in aerobic environment；Three, anaerobic environment is simulated；Four, groundwater simulation water sample is prepared in anaerobic environment；Five, surface water seepage simulation test；Six, underground water bleeds back simulated experiment；Seven, surface water and groundwater interaction seepage simulation test；Eight, the earth's surface seepage water of acquisition is measured, underground bleeds back water and the content and antibiotic concentration of the pH value of interaction seepage water, dissolved oxygen.The present invention is in simulation test case, be able to carry out surface water seepage simulation test using experimental provision and auxiliary implement, underground water bleeds back simulated experiment and surface water and groundwater interaction seepage simulation test, solve the problems, such as accurately study the dynamic process that pollutant enters underground water in the prior art.
Description
Technical field
The invention belongs to groundwater science and engineering technical fields, and in particular to a kind of groundwater dynamic experimental system for simulating
And experimental method.
Background technique
Groundwater resources occupy very important status in China's water resource, in maintenance ecological environment security and economic society
Can develop in a healthy way etc. plays irreplaceable role.However, with socio-economic development, the life of a large amount of unreasonable discharges
Work sewage waste, industrial wastewater waste, agriculture pollutants etc. are transmitted to underground by soil aeration zone, lead to a large amount of pollutants
Into groundwater environment, cause underground water pollution, causes groundwater environment pollution problem increasingly complicated.
Underground water pollution is the serious problem that China faces, and control and reparation underground water pollution are the important of water conservation
One of work, underground water pollution is exactly that chemical composition of groundwater, physical property and biological characteristics change and make under water quality
The phenomenon that drop.For many years, numerous researchers do not turn off the scientific research of water prevention and cure of pollution under the site of an exhibition, and underground hydrodynamic(al)
It is one of the important means of Study of The Underground water pollution that morphotype is quasi-, therefore designs reasonable groundwater dynamic experimental system for simulating, quasi-
True simulated groundwater environment is repaired Study of The Underground water Hydrodynamic Process, implementation underground water pollution significant.It is existing
Study of groundwater process has the following deficiencies: that 1, underground content of oxygen dissolved in water is lower, is anaerobic environment, traditional research side
Formula, directly acquisition groundwater sample, take back lab analysis, sampling of ground water research environment is not able to satisfy anaerobic condition, leads to air
In oxygen enter sample, pollution water sample causes experimental data deviation；2, underground environment temperature is lower, substantially temperature constant state,
The underground water that traditional sampling is returned is studied in room temperature, may to pollutant occurrence status in underground water with the variation of temperature
Large effect is had, not can accurately reflect groundwater quality and pollution level；3, underground environment is dark surrounds, and traditional sampling is returned
Underground water in the course of the research, when sunlight is irradiated in groundwater sample, may result in groundwater sample occur it is photochemical
Reaction is learned, large effect might have to pollution level research in underground water；4, the big multi-disc of existing study of groundwater pollution
Being studied for the pollutant in underground water for face, lacks the research to cienega cross reaction, cannot accurately study
Pollutant enters the dynamic process of underground water, therefore, it should provide one kind can accurately simulated groundwater environment, be easy to grasp
The groundwater dynamic experimental system for simulating make, having wide range of applications.
Summary of the invention
In view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the present invention is that providing a kind of underground hydrodynamic(al)
State experimental system for simulating.The experimental system for simulating can simulate actual groundwater environment in simulated experiment case, try in simulation
In tryoff using experimental provision and auxiliary implement is able to carry out surface water seepage simulation test, underground water bleeds back simulated experiment and
Surface water and groundwater interacts seepage simulation test, and pollutant cannot accurately be studied in the prior art by, which solving, enters underground water
The problem of dynamic process.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: a kind of groundwater dynamic experimental system for simulating,
It is characterized by comprising for simulated groundwater environment simulated experiment case, be arranged on the outside of the simulated experiment case and with institute
The deaerating plant for stating the connection of simulated experiment case, the experimental provision and auxiliary implement being arranged in inside the simulated experiment case, it is described
Simulated experiment case includes the cabinet being made by poly (methyl methacrylate) plate, and the outer side covering of the cabinet has and the box shape knot
The insulation board that structure matches, rectangle observation window is offered on the side of the cabinet and two are located at below the rectangle observation window
And the handle hole symmetrically laid, window-blind, the orifice position of two handle holes are provided at the top of the rectangle observation window
On be respectively installed with left-handed operation gloves and right hand operating gloves, air inlet tube and outgoing gas connection tube, institute are provided on the cabinet
It states to be provided on the top surface of cabinet into water and take over, be provided with water outlet pipe on the cabinet, offer solarization air cap on the cabinet,
Removable strip sealing circle door is provided on the cabinet, the deaerating plant includes the first nitrogen being arranged on the outside of the cabinet
The Meng of bottle, air circulation pump and the alkaline solution for being contained with pyrogallic acid being connect with the muffler of air circulation pump
The escape pipe of family name's wash bottle, the Meng Shi wash bottle is connect by nitrogen reflux pipe with the outgoing gas connection tube, and the outside of the cabinet is set
It is equipped with the first surface water simulated water sample bottle and the second surface water simulated water sample bottle for holding surface water simulated water sample, described
One surface water simulated water sample bottle and the second surface water simulated water sample bottle are connected with two water inlet adapter tubes respectively, described
Experimental provision includes that the box house is arranged in be used to support the movable supporting frame of earth pillar sample, for holding groundwater simulation
The three-necked flask of water sample and the peristaltic pump being connected to the three-necked flask are plugged with nitrogen ingress pipe in the three-necked flask, institute
Nitrogen ingress pipe is stated to be connected to across the solarization air cap with the second nitrogen cylinder being arranged on the outside of the cabinet, the three-necked flask
Lower section is provided with thermostat water bath, and the composite gas detection for detecting oxygen content in the cabinet is provided in the cabinet
Instrument and temperature transmitter for detecting the case body temperature are provided with the water pipe for being passed through cooling water in the cabinet.
Above-mentioned a kind of groundwater dynamic experimental system for simulating, it is characterised in that: the quantity of the water inlet adapter tube is at least
Two, the quantity of the water outlet pipe is at least three, is equipped with intake valve on the air inlet tube, pacifies on the outgoing gas connection tube
Equipped with air outlet valve, inlet valve is installed on the water inlet adapter tube, outlet valve is installed in the water outlet pipe, is set on the cabinet
It is equipped with relief hole, the aperture location of the relief hole is equipped with relief valve.
Above-mentioned a kind of groundwater dynamic experimental system for simulating, it is characterised in that: the auxiliary implement includes being arranged in institute
State three layers of rack for test tube being arranged in cabinet, the beaker for preparing and holding groundwater simulation water sample and multiple for described
It is lauched the conical flask that the percent hydrolysis of antibiotic in simulated water sample is measured, multiple earth's surfaces are placed on three layers of rack for test tube and are seeped
Flowing water acquisition test tube, multiple undergrounds bleed back hydromining collection test tube and multiple interactive seepage water acquisition test tubes.
Above-mentioned a kind of groundwater dynamic experimental system for simulating, it is characterised in that: hydrolytic tank, institute are provided in the cabinet
It states and is provided with heating rod in hydrolytic tank.
The present invention also provides a kind of groundwater dynamic analogue experiment methods, it is characterised in that: method includes the following steps:
Step 1: the preparation of earth pillar sample:
Three different acquisitions in same river are respectively charged into the identical organic glass round tube of three volume sizes
Acquire in the point and deposit of natural air drying, is prepared into the identical earth pillar sample of three volume sizes, and by three institutes
It states earth pillar sample and is respectively labeled as first earth pillar sample, second earth pillar sample and third earth pillar sample, described first
The bottom of a earth pillar sample is vertically installed with the first bottom sampling catheter, is horizontally mounted on the side wall of first earth pillar sample
The first side wall sampling catheter for thering are multiple short transverses along first earth pillar sample equidistantly to lay, described second
The bottom of earth pillar sample is vertically installed with the second bottom sampling catheter, is horizontally installed on the side wall of second earth pillar sample
The second sidewall sampling catheter that multiple short transverses along second earth pillar sample are equidistantly laid, the third soil
The bottom of column sample is vertically installed with third bottom sampling catheter, is horizontally installed on the side wall of the third earth pillar sample more
The third side wall sampling catheter that a short transverse along the third earth pillar sample is equidistantly laid；
Step 2: preparing surface water simulated water sample in aerobic environment:
In the outside of the cabinet, is prepared in volumetric flask and obtain surface water simulated water sample；
Step 3: simulation anaerobic environment, detailed process the following steps are included:
Step 301, by prepared in step 1 first earth pillar sample, second earth pillar sample and third earth pillar sample
It is installed on movable supporting frame, first earth pillar sample and third earth pillar sample is made to be located at two water inlet adapter tubes
Underface；
The alkaline solution of pyrogallic acid, and the pyrogallic acid are injected in step 302, Xiang Suoshu Meng Shi wash bottle
Alkaline solution liquid level be not less than the Meng Shi wash bottle height 2/3rds；It is injected originally into the three-necked flask
Water；Later, the quantity of the intracorporal auxiliary implement of the case is checked；
Step 303 closes the removable strip sealing circle door, removes the oxygen of the box house, makes in the cabinet
Oxygen content be lower than 0.2mg/L；
Step 4: preparing groundwater simulation water sample in anaerobic environment:
In the inside of the cabinet, firstly, using thermostat water bath by the tap water heating in the three-necked flask to 100
DEG C, the second nitrogen cylinder is opened, nitrogen is filled with inside Xiang Suoshu three-necked flask, eliminates the oxygen in the tap water in the three-necked flask
Gas makes the tap water in the three-necked flask form anaerobic water；Then, the thermostat water bath is closed, by the three-necked flask
Interior anaerobic water standing is cooled to the intracorporal temperature of case, cooling water is then passed through into the water pipe, while reading the temperature
The intracorporal temperature of case detected by transmitter, when the temperature of the anaerobic water in the intracorporal temperature of the case and three-necked flask
When within the scope of 16 DEG C~22 DEG C, stop being passed through cooling water into the water pipe, then by the anaerobic water in the three-necked flask
It is all poured into beaker, is prepared in the beaker and obtain groundwater simulation water sample；
Step 5: surface water seepage simulation test, specifically includes the following steps:
The earth's surface Fluid Dynamics prepared in injection step two in step 501, Xiang Suoshu the first surface water simulated water sample bottle
Water sample, and will be connected between the first surface water simulated water sample bottle and a water inlet adapter tube, window-blind is spread out, is made described
The inside of cabinet is in dark state, at this point, by the surface water simulated water sample in the first surface water simulated water sample bottle
It is conducted to the top of first earth pillar sample, makes the earth's surface Fluid Dynamics water in the first surface water simulated water sample bottle
Sample along first earth pillar sample short transverse seepage flow gradually downward；
Step 502, the surface water simulated water sample in the first surface water simulated water sample bottle are along described first
The short transverse of a earth pillar sample during seepage flow, obtains earth's surface seepage water gradually downward, needs repeatedly to roll window-blind,
The inside of the cabinet is from top to bottom successively sampled in multiple the first side walls along the seepage direction of the surface water simulated water sample
The exit of conduit and the exit of the first bottom sampling catheter acquire the earth's surface seepage water, and the earth's surface of multi collect is seeped
Flowing water is individually positioned in multiple earth's surface seepage water acquisition test tubes, is marked one by one to multiple earth's surface seepage waters acquisition test tube
Afterwards, multiple earth's surface seepage waters acquisition test tube is placed on to the first layer of three layers of rack for test tube；
Step 6: underground water bleeds back simulated experiment, specifically includes the following steps:
Step 601 pours into the underground prepared in step 403 in the inside of the cabinet, Xiang Suoshu three-necked flask
One end of the hose of the peristaltic pump is connect by Fluid Dynamics water sample with any one open end of the three-necked flask, will be described
The other end of the hose of peristaltic pump is connect with the second bottom sampling catheter for being mounted on second earth pillar sample bottom, later, is beaten
The peristaltic pump is opened, window-blind is spread out, preparation obtains in the step 403 inside the three-necked flask as described in the peristaltic pump pumps
Groundwater simulation water sample, make the groundwater simulation water sample along second earth pillar sample short transverse gradually back up
It seeps；
Step 602, the groundwater simulation water sample in the three-necked flask are along second earth pillar sample
It during short transverse is bled back upwards, obtains to underground and bleeds back water, need repeatedly to roll window-blind, in the inside of the cabinet,
Direction is bled back from the bottom to top successively in the exit of the second bottom sampling catheter and multiple along the groundwater simulation water sample
The exit of second sidewall sampling catheter acquires the underground and bleeds back water, and the underground of multi collect bleeds back water and is individually positioned in
Multiple undergrounds are bled back in hydromining collection test tube, after multiple undergrounds are bled back with hydromining collection test tube and mark one by one, by multiple undergrounds
Bleed back the second layer that hydromining collection test tube is placed on three layers of rack for test tube；
Step 7: surface water and groundwater interacts seepage simulation test, specifically includes the following steps:
The earth's surface Fluid Dynamics prepared in injection step two in step 701, Xiang Suoshu the second surface water simulated water sample bottle
Water sample, and will be connected between the second surface water simulated water sample bottle and water inlet adapter tube described in another, window-blind is spread out, institute is made
The inside for stating cabinet is in dark state, at this point, by the earth's surface Fluid Dynamics water in the second surface water simulated water sample bottle
Sample is conducted to the top of the third earth pillar sample, makes the earth's surface Fluid Dynamics in the second surface water simulated water sample bottle
Water sample along the third earth pillar sample short transverse seepage flow gradually downward；
Step 702, to surface water simulated water sample described in step 701 along the short transverse of the third earth pillar sample
After seepage flow continues for 24 hours gradually downward, window-blind is rolled, in the inside of the cabinet, by the another of the hose of the peristaltic pump
Hold and be mounted on the separated of the second bottom sampling catheter of second earth pillar sample bottom, and by the hose of the peristaltic pump
The other end is connect with the third bottom sampling catheter for being mounted on third earth pillar sample bottom, later, opens the peristaltic pump, paving
Window-blind is opened, the groundwater simulation water sample inside the three-necked flask as described in the peristaltic pump pumps makes the underground water mould
Quasi- water sample is gradually bled back upwards along the short transverse of the third earth pillar sample；
Step 703, the surface water simulated water sample in the three-necked flask are along the third earth pillar sample
During short transverse is bled back upwards, interactive seepage water is obtained, needs repeatedly to roll window-blind, in the inside of the cabinet,
Direction is bled back from the bottom to top successively in the exit of third bottom sampling catheter and multiple along the groundwater simulation water sample
The exit of third side wall sampling catheter acquires the interactive seepage water, and the interactive seepage water of multi collect is individually positioned in
In multiple interactive seepage water acquisition test tubes, after mark one by one to multiple interactive seepage water acquisition test tubes, by multiple interactions
Seepage water acquisition test tube is placed on the third layer of three layers of rack for test tube；
Step 8: the earth's surface seepage water of measurement acquisition, underground bleed back water and the interaction pH value of seepage water, dissolved oxygen
Content and antibiotic concentration.
The method of above-mentioned groundwater dynamic simulated experiment, it is characterised in that: the rectangular box 1 is removed in step 303
Interior oxygen detailed process the following steps are included:
Step 3031 closes the removable strip and seals circle door, makes the cabinet in closed state, later, it is described into
Gas adapter tube on connect the first nitrogen cylinder, be filled with nitrogen in Xiang Suoshu cabinet, when the time for being filled with nitrogen continue 3min~5min it
Afterwards, stop being filled with nitrogen into the cabinet, and remove the first nitrogen cylinder；
The air inlet pipe that air circulation pumps is connect by step 3032 with air inlet tube, is opened air circulation pump, is followed using air
The intracorporal mixed gas of case is drawn into Meng Shi wash bottle by ring pump, and the alkaline solution of the pyrogallic acid in Meng Shi wash bottle can
It reacts with the oxygen in mixed gas, the nitrogen flowed through in the mixed gas of Meng Shi wash bottle passes through nitrogen reflux pipe and outlet
Adapter tube enters box house, and compound gas detector is able to detect the intracorporal oxygen content of case, when the intracorporal oxygen content of case is low
When 0.2mg/L, air circulation pump is closed.
The method of above-mentioned groundwater dynamic simulated experiment, it is characterised in that: in step 8, measuring the earth's surface seepage flow
When water, underground bleed back the content and antibiotic concentration of the pH value of water and interaction seepage water, dissolved oxygen, multiple earth's surface seepage waters
Acquisition test tube, multiple undergrounds bleed back hydromining collection test tube and multiple interactive seepage water acquisition test tubes need to take out from the cabinet one by one
It is measured, during measurement, the earth's surface seepage water, the underground bleed back water and the interactive seepage water is exposed to sky
Time in gas is no more than 10min.
Compared with the prior art, the present invention has the following advantages:
1, groundwater dynamic experimental system for simulating of the invention is used for the simulated experiment of simulated groundwater environment by setting
The deaerating plant being connected to simulated experiment case is arranged in case on the outside of simulated experiment case, and simulated experiment case includes by poly (methyl methacrylate) plate
The cabinet being made, the outer side covering of cabinet have the insulation board to match with box shape structure, in actual use, using removing
Oxygen device can remove the oxygen of box house, the anaerobic environment of a closing and dark be formed in box house, by case
Rectangle observation window and two handle holes symmetrically laid are offered on the side of body, two handle holes are located under rectangle observation window
Side is arranged window-blind at the top of rectangle observation window, and left-handed operation is fixedly mounted respectively in the orifice position of two handle holes
Gloves and right hand operating gloves, when cabinet is in closed state, and box house be anaerobic environment when, experimenter is in cabinet
Outside still is able to carry out experimental implementation, and in actual use, experimenter faces two handle holes, and both hands are respectively protruding into left hand
In operating gloves and in right hand operating gloves, and both hands are protruded into two handle holes, carries out simulated experiment in the inside of cabinet
Operation, during operation, experimenter can by rectangle observe experimentation is observed, cabinet will not be destroyed
Closed state and box house anaerobic environment, meet the flow event for simulating surface water and groundwater under anaerobic
Requirement of experiment.
2, groundwater dynamic experimental system for simulating of the invention inside simulated experiment case by being arranged experimental provision and auxiliary
Help utensil, experimental provision includes that movable supporting frame inside simulated experiment case, three-necked flask is arranged in and is connected to three-necked flask
Peristaltic pump earth pillar sample is placed on movable supporting frame in actual use, movable supporting frame can play support earth pillar examination
The effect of sample, can will be in three-necked flask in simulated experiment case under anaerobic environment when being contained with tap water in three-necked flask
Tap water be prepared into anaerobic water, groundwater simulation water sample can be prepared using anaerobic water, peristaltic pump pumps is recycled to be contained in
Groundwater simulation water sample in three-necked flask makes groundwater simulation water sample from the upward seepage flow in the bottom of earth pillar sample, to realize
Simulated groundwater bleeds back the purpose of process.
3, groundwater dynamic experimental system for simulating of the invention is set by the way that hydrolytic tank is arranged in cabinet, and in hydrolytic tank
Heating rod is set, it, can also be in prepared groundwater simulation water sample in cabinet after the completion of the preparation of underground water simulated water sample
The percent hydrolysis of antibiotic is measured, and includes mainly two measurement experiments, one of measurement experiment is: in condition of different temperatures
Under, the percent hydrolysis of antibiotic in the groundwater simulation water sample of same volume is measured；Another measurement experiment is: in difference
Under the conditions of pH, the percent hydrolysis of antibiotic in the groundwater simulation water sample of same volume is measured, groundwater dynamic has been widened
The application range of experimental system for simulating, it is easy to promote and utilize.
4, groundwater dynamic analogue experiment method of the invention, in cabinet under anaerobic environment, experimental provision is able to carry out
Three kinds of simulated experiments, three kinds of simulated experiments are respectively that surface water seepage simulation test, underground water bleed back simulated experiment and earth's surface
Water and underground water interaction seepage simulation test, experimental method is simple, solve cannot accurately study in the prior art pollutant into
The problem of entering the dynamic process of underground water.
To sum up dynamic conversion, the present invention can simulate actual groundwater environment in simulated experiment case, in simulation test
In case, be able to carry out surface water seepage simulation test using experimental provision and auxiliary implement, underground water bleeds back simulated experiment and
Surface water and groundwater interacts seepage simulation test, and experimental method is simple, and pollution cannot accurately be studied in the prior art by solving
Object enters the problem of dynamic process of underground water.
Below by drawings and examples, the present invention is described in further detail.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of simulated experiment case of the present invention.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the top view of Fig. 1.
Fig. 4 is the use state diagram when present invention removes oxygen for the first time.
Use state diagram when Fig. 5 is second of removing oxygen of the present invention.
Fig. 6 is the use state diagram when present invention prepares anaerobic water in three-necked flask.
Fig. 7 is the flow diagram of invention experimental method.
Description of symbols:
1-cabinet；1-1-handle hole；1-2-air inlet tube；
1-3-outgoing gas connection tube；1-4-water inlet adapter tube；1-5-water outlet pipe；
1-6-solarization air cap；1-7-relief hole；1-8-removable strip seals circle door；
1-9-rectangle observation window；2-1-left-handed operation gloves；2-2-right hand operating gloves；
3-window-blinds；4-air circulations pump；4-1-air inlet pipe；
4-2-muffler；5-Meng Shi wash bottles；6-nitrogen reflux pipes；
7-movable supporting frames；8-the first earth pillar sample；The first bottom 8-1-sampling catheter；
8-2-the first side wall sampling catheter；9-1-the first surface water simulated water sample bottle；
9-2-the second surface water simulated water sample bottle；10-peristaltic pumps；
11-three-necked flasks；12-nitrogen ingress pipes；13-thermostat water baths；
14-the first nitrogen cylinder；15-the second nitrogen cylinder；16-three layers of rack for test tube；
17-earth's surface seepage waters acquire test tube；18-hydrolytic tanks；
19-heating rods；20-compound gas detectors；21-temperature transmitters；
22-intake valves；23-air outlet valves；24-inlet valves；
25-the second earth pillar sample；The second bottom 25-1-sampling catheter；
25-2-second sidewall sampling catheter；26-third earth pillar samples；
26-1-third bottom sampling catheter；26-2-third side wall sampling catheter；
27-undergrounds bleed back hydromining collection test tube；28-interaction seepage waters acquire test tube；
29-outlet valves；30-relief valves；31-water pipes.
Specific embodiment
A kind of groundwater dynamic experimental system for simulating as shown in Figures 1 to 6, including the mould for simulated groundwater environment
Draft experiment case, is arranged described the deaerating plant for being arranged on the outside of the simulated experiment case and being connected to the simulated experiment case
Experimental provision and auxiliary implement inside simulated experiment case, the simulated experiment case include the case being made by poly (methyl methacrylate) plate
Body 1, the outer side covering of the cabinet 1 have an insulation board to match with 1 contour structures of cabinet, on the side of the cabinet 1
The handle hole 1-1 that rectangle observation window 1-9 and two are located at below the rectangle observation window 1-9 and symmetrically lay is offered, it is described
It is provided with window-blind 3 at the top of rectangle observation window 1-9, is respectively installed with left hand on the orifice position of two handle hole 1-1
Operating gloves 2-1 and right hand operating gloves 2-2 is provided with air inlet tube 1-2 and outgoing gas connection tube 1-3, the case on the cabinet 1
It is provided on the top surface of body 1 into water adapter tube 1-4, is provided with water outlet pipe 1-5 on the cabinet 1, offers exposure on the cabinet 1
Stomata 1-6 is provided with removable strip sealing circle door 1-8 on the cabinet 1, is provided in the cabinet 1 for detecting the case
The compound gas detector 20 of oxygen content and the temperature transmitter 21 for detecting temperature in the cabinet 1, the case in body 1
The water pipe 31 for being passed through cooling water is provided in body 1, the deaerating plant includes the first nitrogen that 1 outside of cabinet is arranged in
Gas cylinder 14, air circulation pump 4 and the alkali for being contained with pyrogallic acid being connect with the muffler 4-2 of air circulation pump 4
Property solution Meng Shi wash bottle 5, the escape pipe of the Meng Shi wash bottle 5 connect by nitrogen reflux pipe 6 with the outgoing gas connection tube 1-3,
The outside of the cabinet 1 is provided with the first surface water simulated water sample bottle 9-1 and the second ground for holding surface water simulated water sample
Table Fluid Dynamics water sample bottle 9-2, the first surface water simulated water sample bottle 9-1 and the second surface water simulated water sample bottle 9-2 points
It is not connected with two water inlet adapter tube 1-4, the experimental provision includes that setting is used to support earth pillar inside the cabinet 1
It the movable supporting frame 7 of sample, the three-necked flask 11 for holding groundwater simulation water sample and is connected to the three-necked flask 11
Peristaltic pump 10, nitrogen ingress pipe 12 is plugged in the three-necked flask 11, and the nitrogen ingress pipe 12 passes through the solarization air cap 1-6
It is connected to the second nitrogen cylinder 15 that 1 outside of cabinet is arranged in, the lower section of the three-necked flask 11 is provided with thermostat water bath
13。
In the present embodiment, it is used for the simulated experiment case of simulated groundwater environment by being arranged, is set on the outside of simulated experiment case
The deaerating plant being connected to simulated experiment case is set, the simulated experiment case includes the cabinet 1 being made by poly (methyl methacrylate) plate, case
The outer side covering of body 1 has the insulation board to match with 1 contour structures of cabinet, in actual use, can remove using deaerating plant
Oxygen inside cabinet 1 forms the anaerobic environment of a closing and dark inside cabinet 1, can simulate actual underground
Water environment.
In the present embodiment, by offering rectangle observation window 1-9 and two operations symmetrically laid on the side of cabinet 1
Hole 1-1, two handle hole 1-1 are located at the lower section of rectangle observation window 1-9, and window-blind 3 is arranged at the top of rectangle observation window 1-9,
And left-handed operation gloves 2-1 and right hand operating gloves 2-2, mesh are fixedly mounted respectively in the orifice position of two handle hole 1-1
Be: when cabinet 1 is in closed state, and inside cabinet 1 be anaerobic environment when, experimenter outside cabinet 1 still
It is able to carry out experimental implementation, in actual use, experimenter faces two handle hole 1-1, and both hands are respectively protruding into left-handed operation
In gloves 2-1 and in right hand operating gloves 2-2, and both hands are protruded into two handle hole 1-1, carries out mould in the inside of cabinet 1
The operation of draft experiment, during operation, experimenter can be observed experimentation by rectangle observation window 1-9,
The anaerobic environment inside the closed state and cabinet 1 of cabinet 1 will not be destroyed, meets and simulates surface water and underground under anaerobic
The requirement of experiment of the flow event of water.
As shown in Figure 4 and Figure 5, in the present embodiment, deaerating plant include the first nitrogen cylinder 14 that the outside of cabinet 1 is set,
Air circulation pumps 4 and Meng Shi wash bottle 5, and Meng Shi wash bottle 5 is connect with the muffler 4-2 of air circulation pump 4, the outlet of Meng Shi wash bottle 5
Pipe is connect by nitrogen reflux pipe 6 with outgoing gas connection tube 1-3, in actual use, in utilization deaerating plant to the oxygen inside cabinet 1
When being purged, it is broadly divided into and removes oxygen for the first time and remove oxygen for second, remove the detailed process of oxygen for the first time are as follows:
To be connected between first nitrogen cylinder 14 and air inlet tube 1-2, open the first nitrogen cylinder 14, to cabinet 1 inside be filled with nitrogen, make case
Oxygen inside body 1 is constantly discharged from outgoing gas connection tube 1-3；But after removing oxygen by first time, inside cabinet 1 still
A small amount of oxygen can be so remained, makes to generate the mixed gas containing nitrogen and oxygen simultaneously inside cabinet 1, it is therefore desirable to carry out second
Secondary removing oxygen, the and the detailed process of secondary removing are as follows: after completing to remove oxygen for the first time, by the first nitrogen cylinder 14 and air inlet
Adapter tube 1-2's is separated, and the air inlet pipe 4-1 of air circulation pump 4 is connected to air inlet tube 1-2, due to returning for air circulation pump 4
Tracheae 4-2 is connect with Meng Shi wash bottle 5, and the alkaline solution of pyrogallic acid is contained in Meng Shi wash bottle 5, therefore, opens air
Mixed gas inside cabinet 1 can be extracted into Meng Shi wash bottle 5 by circulating pump 4, air circulation pump 4, and the coke in Meng Shi wash bottle 5 does not have
Oxygen in the alkaline solution absorption mixed gas of gallate-based, but due to the escape pipe of Meng Shi wash bottle 5 by nitrogen reflux pipe 6 with
Outgoing gas connection tube 1-3 connection, therefore, flow through Meng Shi wash bottle 5 nitrogen can be recycled by nitrogen reflux pipe 6 and outgoing gas connection tube 1-3 into
Enter inside cabinet 1, realizes the purpose for further removing oxygen to 1 inside of cabinet, make to form anaerobic environment inside cabinet 1, together
When the circle transmission that can be realized of nitrogen, using effect is good.
In the present embodiment, the quantity of Meng Shi wash bottle 5 is two, and two Meng Shi wash bottles 5 are connected in series, in two Meng Shi wash bottles 5
It is contained with the alkaline solution of pyrogallic acid, in actual use, the gaseous mixture inside cabinet 1 that air circulation pump 4 extracts
Body successively passes through two Meng Shi wash bottles 5, fully absorbs the oxygen in mixed gas, improves and is recycled into cabinet 1
The purity of the nitrogen in portion.
In the present embodiment, by cabinet 1 be arranged air inlet tube 1-2 and outgoing gas connection tube 1-3, can be realized cabinet 1 with
Connection between deaerating plant needs to connect the first nitrogen cylinder on air inlet tube 1-2 when carrying out removing oxygen for the first time
14, outgoing gas connection tube 1-3 is used as gas outlet, when the first nitrogen cylinder 14 is filled with nitrogen into cabinet 1 by air inlet tube 1-2
When, the oxygen in cabinet 1 needs to be discharged from outgoing gas connection tube 1-3；When carrying out second of removing oxygen, then need air inlet tube
1-2 is separated with the first nitrogen cylinder 14, and air circulation pump 4 is reconnected on air inlet tube 1-2, makes air circulation pump 4
Air inlet pipe 4-1 is connected to air inlet tube 1-2, and outgoing gas connection tube 1-3 is used as gas returning port, removes oxygen process by second
Nitrogen afterwards can be entered in cabinet 1 by outgoing gas connection tube 1-3, according to the demand of experimentation, air inlet tube 1-2 and outgoing gas connection tube
1-3 can play multiple functions, convenient for disassembly and assembly, and using effect is good.
In the present embodiment, by the first surface water simulated water sample bottle 9-1 of external setting of cabinet 1 and the second surface water mould
Quasi- water sample bottle 9-2, and the first surface water simulated water sample bottle 9-1 and the second surface water simulated water sample bottle 9-2 are intake with two respectively
Adapter tube 1-4 is connected, in actual use, in the first surface water simulated water sample bottle 9-1 and the second surface water simulated water sample bottle 9-2
Portion holds surface water simulated water sample, earth pillar sample is arranged in the inside of cabinet 1, surface water simulated water sample passes through water inlet adapter tube 1-4
It is circulated on earth pillar sample, seepage flow is carried out on earth pillar sample, so as to realize the purpose of simulation surface water seepage flow.
As shown in fig. 6, in the present embodiment, by the way that experimental provision and auxiliary implement, experimental provision packet are arranged inside cabinet 1
The movable supporting frame 7 being arranged in inside cabinet 1, three-necked flask 11 and the peristaltic pump 10 being connected to three-necked flask 11 are included, is actually made
Earth pillar sample is placed on movable supporting frame 7 by the used time, and movable supporting frame 7 can play the role of supporting earth pillar sample, is passed through
It is internally provided with three-necked flask 11 in cabinet 1, nitrogen ingress pipe 12 is plugged in three-necked flask 11, the lower section of three-necked flask 11 is set
It is equipped with thermostat water bath 13, and nitrogen ingress pipe 12 passes through solarization air cap 1-6 and connects with the second nitrogen cylinder 15 that 1 outside of cabinet is arranged in
It is logical, it in actual use,, can be by three-necked flask in cabinet 1 under anaerobic environment when being contained with tap water in three-necked flask 11
Tap water in 11 is prepared into anaerobic water, can prepare groundwater simulation water sample using anaerobic water, peristaltic pump 10 is recycled to extract
The groundwater simulation water sample being contained in three-necked flask 11 makes groundwater simulation water sample from the upward seepage flow in the bottom of earth pillar sample,
To realize that simulated groundwater bleeds back the purpose of process.
In the present embodiment, the detailed process of anaerobic water is prepared in three-necked flask 11 are as follows: firstly, utilizing thermostat water bath 13
By the tap water heating in three-necked flask 11 to 100 DEG C, then, the second nitrogen cylinder 15 is opened, constantly to 11 inside of three-necked flask
It is filled with nitrogen, eliminates the oxygen in the tap water in three-necked flask 11, so that the tap water in three-necked flask 11 is formed anaerobic water, leads to
It crosses on cabinet 1 and opens up solarization air cap 1-6, can be realized nitrogen ingress pipe 12 and the second nitrogen cylinder 15 that 1 outside of cabinet is set
Connection, structure is simple, easy to promote and utilize convenient for operation.
In the present embodiment, the compound gas detector 20 for detecting oxygen content in the cabinet 1 is provided in cabinet 1
With the temperature transmitter 21 for controlling temperature in the cabinet 1.
In the present embodiment, by the way that the composite gas detection for detecting oxygen content in the cabinet 1 is arranged in cabinet 1
Instrument 20, in actual use, when being purged using deaerating plant to the oxygen inside cabinet 1,20 energy of compound gas detector
The oxygen content enough measured in cabinet 1 illustrates not reaching anaerobism item in cabinet 1 when oxygen content is excessively high in cabinet 1
Part, it is also necessary to continue further to remove oxygen, be lower than 0.2mg/ when compound gas detector 20 measures the oxygen content in cabinet 1
When L, that is, illustrates oxygen most of clear all in cabinet 1, meet anaerobic environment in cabinet 1, then can stop removing oxygen
Gas.
In the present embodiment, compound gas detector 20 is portable high-accuracy gas concentration detector, model JY-
MS400。
In the present embodiment, by the way that the temperature transmitter 21 for detecting temperature in the cabinet 1 is arranged in cabinet 1, and
Water pipe 31 for being passed through cooling water is set in cabinet 1, and in actual use, temperature transmitter 21 can be to the temperature in cabinet 1
Degree is measured in real time, and when the temperature that temperature transmitter 21 detects is higher than 22 DEG C, is passed through cooling water in Xiang Shuiguan 31, can be right
Temperature in cabinet 1 is adjusted, and can preferably simulate underground environment.
In the present embodiment, temperature transmitter 21 can refer to the temperature transmitter of model SBWZ-2480.
In the present embodiment, be able to carry out three kinds of simulated experiments, three kinds of simulated experiments be respectively surface water seepage simulation test,
Underground water bleeds back simulated experiment and surface water and groundwater interaction seepage simulation test, and therefore, it is necessary to prepare three earth pillar examinations
Sample, three earth pillar samples are respectively the first earth pillar sample 8, the second earth pillar sample 25 and third earth pillar sample 26, and are needed the
The first bottom of bottom right angle setting sampling catheter 8-1 of one earth pillar sample 8, it is horizontal on the side wall of first earth pillar sample 8
The first side wall sampling catheter 8-2 that multiple short transverses along first earth pillar sample 8 are equidistantly laid is installed, at second
The second bottom of bottom right angle setting sampling catheter 25-1 of earth pillar sample 25, the horizontal peace on the side wall of second earth pillar sample 25
The second sidewall sampling catheter 25-2 that multiple short transverses along second earth pillar sample 25 are equidistantly laid is filled, in third
The bottom right angle setting third bottom sampling catheter 26-1 of earth pillar sample 26, the horizontal peace on the side wall of third earth pillar sample 26
Fill the third side wall sampling catheter 26-2 that multiple short transverses along third earth pillar sample 26 are equidistantly laid.
When carrying out surface water seepage simulation test, it is only necessary to will be contained in the first surface water simulated water sample bottle 9-1
Surface water simulated water sample is circulated to the top of the first earth pillar sample 8 by adapter tube 1-4 of intaking, and surface water simulated water sample can be along the
The downward seepage flow of short transverse of one earth pillar sample 8, to simulate the process of surface water seepage flow, surface water simulated water sample is along
Earth's surface seepage water is obtained during one earth pillar sample, 8 seepage flow, is needed in the exit of the first bottom sampling catheter 8-1 and multiple
The exit of the first side wall sampling catheter 8-2 acquires earth's surface seepage water, and measures the pH value of earth's surface seepage water collected
Value, the content of dissolved oxygen and antibiotic concentration.
When progress underground water bleeds back simulated experiment, firstly, pouring into the underground water for having prepared completion into three-necked flask 11
One end of the hose of peristaltic pump 10 is connect, by peristaltic pump 10 by simulated water sample with any one open end of three-necked flask 11
The other end of hose is connect with the sampling catheter for being mounted on second 25 bottom of earth pillar sample, later, peristaltic pump 10 is opened, by compacted
Dynamic pump 10 extracts the groundwater simulation water sample inside three-necked flask 11, makes groundwater simulation water sample along second earth pillar sample 25
Short transverse gradually bleed back upwards, to simulate the process that underground water is bled back, groundwater simulation water sample is along second soil
Column sample 25 bleed back during to underground bleed back water, need in the exit of the second bottom sampling catheter 25-1 and multiple the
The exit of two side wall sampling catheter 25-2 is locality seeped water next time, and measures the pH value that underground collected bleeds back water
Value, the content of dissolved oxygen and antibiotic concentration.
When carrying out surface water and groundwater interaction seepage simulation test, not only need to be contained in the second earth's surface Fluid Dynamics
Surface water simulated water sample in water sample bottle 9-2 is circulated to the top of third earth pillar sample 26, surface water mould by adapter tube 1-4 of intaking
Quasi- water sample can be along the downward seepage flow of short transverse of third earth pillar sample 26, and surface water simulated water sample is along third earth pillar sample
26 short transverse is after seepage flow continues for 24 hours gradually downward, and by the other end of the hose of peristaltic pump 10 and to be mounted on third native
The sampling catheter of 26 bottom of column sample connects, and later, opens peristaltic pump 10, extracts the ground inside three-necked flask 11 by peristaltic pump 10
It is lauched simulated water sample, bleeds back groundwater simulation water sample gradually upwards along the short transverse of third earth pillar sample 26, thus
The process for realizing simulation surface water and groundwater interaction seepage flow, in groundwater simulation water sample along the height of third earth pillar sample 26
Degree direction obtains interactive seepage water during gradually bleeding back upwards, need third bottom sampling catheter 26-1 exit and
The exit of multiple third side wall sampling catheter 26-2 acquires interaction seepage water, and measures the acid of interactive seepage water collected
Basicity value, the content of dissolved oxygen and antibiotic concentration.
As shown in Fig. 2, sealing circle door 1-8, removable strip by being provided with removable strip on cabinet 1 in the present embodiment
Circle door 1-8 is sealed as cabinet 1 and extraneous unique passage, when cabinet 1 is needed in closed state, removable strip sealing ring
Door 1-8 must shut off state, and guarantee the leakproofness of removable strip sealing circle door 1-8, after Preparatory work of experiment or experiment,
Experimenter can open removable strip sealing circle door 1-8 manually.
As shown in Figure 1, Figure 2 and Figure 3, in the present embodiment, the quantity of water inlet adapter tube 1-4 is at least two, water outlet pipe 1-5
Quantity be at least three, intake valve 22 is installed on air inlet tube 1-2, air outlet valve 23 is installed on outgoing gas connection tube 1-3, is intake
Inlet valve 24 is installed on adapter tube 1-4, outlet valve 29 is installed on water outlet pipe 1-5, relief hole 1-7 is provided on cabinet 1, is let out
The aperture location of pressure hole 1-7 is equipped with relief valve 30.
In the present embodiment, by the way that water inlet adapter tube 1-4 is arranged on the top surface of cabinet 1, and the quantity for adapter tube 1-4 of intaking is extremely
Few two, two water inlet adapter tube 1-4 can realize respectively the purpose that the first surface water simulated water sample bottle 9-1 is connected to cabinet 1 with
And second purpose that is connected to cabinet 1 of surface water simulated water sample bottle 9-2, pass through and inlet valve 24, reality are installed on water inlet adapter tube 1-4
Border in use, two water inlet adapter tube 1-4 can respectively to the surface water simulated water sample being conducted in the first earth pillar sample 8 flow
And the flow for the surface water simulated water sample being conducted in the second earth pillar sample 25 is controlled.
In the present embodiment, by being provided with water outlet pipe 1-5 on cabinet 1, and the quantity of water outlet pipe 1-5 is at least three
It is a, in actual use, after the completion of earth's surface seepage water, underground bleed back water and interaction seepage water acquires, three can be discharged
Adapter tube 1-5 connects with the first bottom sampling catheter 8-1, the second bottom sampling catheter 25-1 and third bottom sampling catheter 26-1 respectively
It connects, the underground of the earth's surface seepage water, 25 internal residual of the second earth pillar sample that make 8 internal residual of the first earth pillar sample bleeds back water and
The interaction seepage water of three earth pillar samples, 26 internal residual passes through water outlet pipe 1-5 respectively and excludes to the outside of cabinet 1, experimenter
It does not need inside the earth's surface seepage water, the second earth pillar sample 25 of 1 interior manual of cabinet acquisition 8 internal residual of the first earth pillar sample
Remaining underground bleeds back the interaction seepage water of 26 internal residual of water and third earth pillar sample；By being installed on water outlet pipe 1-5
There is outlet valve 29, the connection and closing of water outlet pipe 1-5 can be controlled using outlet valve 29, it is easy to operate, it is at low cost.
In the present embodiment, by installing intake valve 22 on air inlet tube 1-2, filled when passing through air inlet tube 1-2 to cabinet 1
When entering nitrogen, intake valve 22 can control the flow for the nitrogen being filled in cabinet 1, empty when connecting on air inlet tube 1-2
When gas circulating pump 4, intake valve 22 can control company's on and off between the air inlet pipe 4-1 and air inlet tube 1-2 of air circulation pump 4
It opens；By being equipped with air outlet valve 23 on outgoing gas connection tube 1-3, no matter outgoing gas connection tube 1-3 is used as gas returning port, or as out
Port is in use, air outlet valve 23 can control the connection and closing of outgoing gas connection tube 1-3, and easy to operate, using effect is good.
In the present embodiment, installed by being provided with relief hole 1-7 on cabinet 1, and in the aperture location of relief hole 1-7
Relief valve 30 is opened relief valve 30, can be guaranteed inside cabinet 1 when using deaerating plant to deoxygenation is carried out inside cabinet 1
Pressure balance.
As shown in fig. 6, the auxiliary implement includes that three layers of test tube being arranged in the cabinet 1 are arranged in the present embodiment
Frame 16, the beaker for preparing and holding groundwater simulation water sample and multiple for antibiotic in the groundwater simulation water sample
The conical flask that is measured of percent hydrolysis, multiple earth's surface seepage waters acquisition test tubes 17, more are placed on three layers of rack for test tube 16
A underground bleeds back hydromining collection test tube 27 and multiple interactive seepage water acquisition test tubes 28.
In the present embodiment, by the way that three layers of rack for test tube 16 are arranged in cabinet 1, and placed multiplely on three layers of rack for test tube 16
Table seepage water acquisition test tube 17, multiple undergrounds bleed back hydromining collection test tube 27 and multiple interactive seepage water acquisition test tubes 28, actually make
Used time chooses multiple earth's surface seepage water acquisition test tubes 17 as needed, multiple undergrounds bleed back hydromining collection test tube 27 or multiple interactions
Seepage water acquires the collection container that test tube 28 bleeds back water or interaction seepage water as earth's surface seepage water, underground, due to entire real
During testing, anaerobic environment must be kept inside cabinet 1, therefore, before to progress deoxygenation inside cabinet 1, three layers of test tube
Frame 16, multiple earth's surface seepage waters acquisition test tube 17, multiple undergrounds bleed back hydromining collection test tube 27 and multiple interactive seepage water acquisition examinations
Pipe 28 must have been placed in cabinet 1, simultaneously, it is necessary to assure the quantity of earth's surface seepage water acquisition test tube 17, underground are bled back
The quantity of hydromining collection test tube 27 and the quantity of multiple interactive seepage water acquisition test tubes 28 are all satisfied requirement of experiment, forbid testing
Removable strip is opened in journey and seals circle door 1-8, destroys the anaerobic environment inside cabinet 1.
As shown in Figure 4 and Figure 5, in the present embodiment, it is provided with hydrolytic tank 18 in cabinet 1, heating is provided in hydrolytic tank 18
Stick 19.
In the present embodiment, by the way that hydrolytic tank 18 is arranged in cabinet 1, and heating rod 19 is set in hydrolytic tank 18, it is practical
In use, it is anti-to configure the three kinds of differences contained in the groundwater simulation water sample of completion after the completion of underground water simulated water sample is prepared
Raw element, three kinds of different antibiotic are respectively terramycin, Norfloxacin and sulfamethoxazole, and terramycin, Norfloxacin and sulfanilamide (SN)
The content of first oxazole is 10mg/L；It, can also be to the hydrolysis of antibiotic in prepared groundwater simulation water sample in cabinet 1
Rate is measured, and includes mainly two measurement experiments, one of measurement experiment is: under condition of different temperatures, to same volume
The percent hydrolysis of antibiotic is measured in long-pending groundwater simulation water sample；Another measurement experiment is: right under condition of different pH
The percent hydrolysis of antibiotic is measured in the groundwater simulation water sample of same volume.
Under condition of different temperatures, to the percent hydrolysis of three kinds in the groundwater simulation water sample of same volume different antibiotic into
When row measurement, specific operating process are as follows: firstly, taking three conical flasks, and three conical flasks are respectively labeled as the first taper
Bottle, the second conical flask and third conical flask；Secondly, being poured into the first conical flask, the second conical flask and third conical flask
First conical flask is then placed in hydrolytic tank 18 by the groundwater simulation water sample of 50mL, and is bored using heating rod 19 by first
Groundwater simulation water sample in shape bottle is heated to 15 DEG C, after standing for 24 hours, resists in the groundwater simulation water sample in the first conical flask
The content of raw element is measured, and after measured, the half-life period of terramycin is 15.3 in the groundwater simulation water sample in the first conical flask
It, the half-life period of Norfloxacin is 27.8 days, and the half-life period that sulfalene evil is frustrated is 79.7 days；That is the underground water in the first conical flask
The percent hydrolysis of terramycin is 0.0452/ day in simulated water sample, and the percent hydrolysis of Norfloxacin is 0.0249/ day, and sulfalene evil is frustrated
Percent hydrolysis is 0.00870/ day；Then, the second conical flask is placed in hydrolytic tank 18, and utilizes heating rod 19 by the second taper
Groundwater simulation water sample in bottle is heated to 20 DEG C, after standing for 24 hours, to antibiosis in the groundwater simulation water sample in the second conical flask
The content of element is measured, and after measured, the half-life period of terramycin is 12.74 in the groundwater simulation water sample in the second conical flask
It, the half-life period of Norfloxacin is 21.4 days, and the half-life period that sulfalene evil is frustrated is 64.2 days；That is the underground water in the second conical flask
The percent hydrolysis of terramycin is 0.0544/ day in simulated water sample, and the percent hydrolysis of Norfloxacin is 0.0324/ day, and sulfalene evil is frustrated
Percent hydrolysis is 0.0108/ day；Finally, third conical flask is placed in hydrolytic tank 18, and utilize heating rod 19 by third taper
Groundwater simulation water sample in bottle is heated to 25 DEG C, after standing for 24 hours, to antibiosis in the groundwater simulation water sample in third conical flask
The content of element is measured, and after measured, the half-life period of terramycin is 8.51 days in the groundwater simulation water sample in third conical flask,
The half-life period of Norfloxacin is 18.6 days, and the half-life period that sulfalene evil is frustrated is 60.3 days；Underground water mould i.e. in third conical flask
The percent hydrolysis of terramycin is 0.0814/ day in quasi- water sample, and the percent hydrolysis of Norfloxacin is 0.0372/ day, and sulfalene dislikes the water frustrated
Solution rate is 0.0115/ day；It can be derived that according to measurement result, when the temperature of underground water simulated water sample is 25 DEG C, underground water mould
The half-life period of three kinds of antibiotic is all most short in quasi- water sample, and percent hydrolysis is maximum, i.e., the hydrolysis effect of antibiotic in groundwater simulation water sample
Fruit is best, easy to promote and utilize.
Under condition of different pH, the percent hydrolysis of three kinds in the groundwater simulation water sample of same volume different antibiotic is carried out
When measurement, specific operating process are as follows: firstly, take three conical flasks, and by three conical flasks be respectively labeled as the 4th conical flask,
5th conical flask and the 6th conical flask；Secondly, pouring into 50mL's into the 4th conical flask, the 5th conical flask and the 6th conical flask
Groundwater simulation water sample；Secondly, citric acid solution is added in groundwater simulation water sample into the 4th conical flask, the 4th cone is adjusted
The pH of groundwater simulation water sample in shape bottle makes the pH=5 of the groundwater simulation water sample in the 4th conical flask, right after standing for 24 hours
The content of antibiotic is measured in groundwater simulation water sample in 4th conical flask, after measured, the underground in the 4th conical flask
The half-life period of terramycin is 13.49 days in Fluid Dynamics water sample, and the half-life period of Norfloxacin is 18.66 days, and sulfalene dislikes half frustrated
Phase of declining is 44.43 days, i.e. the percent hydrolysis of terramycin is 0.0514/ day in groundwater simulation water sample in the 4th conical flask, promise fluorine
The percent hydrolysis of Sha Xing is 0.0331/ day, and it is 0.0156/ day that sulfalene, which dislikes the percent hydrolysis frustrated,；Then, the ground into the 5th conical flask
It is lauched in simulated water sample and phosphoric acid solution is added, adjust the pH of the groundwater simulation water sample in the 5th conical flask, make the 5th conical flask
The pH=7 of interior groundwater simulation water sample, after standing for 24 hours, to antibiotic in the groundwater simulation water sample in the 5th conical flask
Content is measured, and after measured, the half-life period of terramycin is 12.98 days in the groundwater simulation water sample in the 5th conical flask, promise
The half-life period of Flucloxacillin is 18.17 days, and the half-life period that sulfalene evil is frustrated is 41.76 days, i.e. underground water mould in the 5th conical flask
The percent hydrolysis of terramycin is 0.0534/ day in quasi- water sample, and the percent hydrolysis of Norfloxacin is 0.0324/ day, and sulfalene dislikes the water frustrated
Solution rate is 0.0166/ day；Finally, tetraboric acid solution is added in groundwater simulation water sample into the 6th conical flask, the 6th is adjusted
The pH of groundwater simulation water sample in conical flask makes the pH=9 of the groundwater simulation water sample in the 6th conical flask, after standing for 24 hours,
The content of antibiotic in groundwater simulation water sample in 6th conical flask is measured, after measured, the ground in the 6th conical flask
The half-life period for being lauched terramycin in simulated water sample is 12.14 days, and the half-life period of Norfloxacin is 17.24 days, and sulfalene evil is frustrated
Half-life period is 32.39 days, i.e. the percent hydrolysis of terramycin is 0.0571/ day in groundwater simulation water sample in the 6th conical flask, promise
The percent hydrolysis of Flucloxacillin is 0.0353/ day, and it is 0.0214/ day that sulfalene, which dislikes the percent hydrolysis frustrated,；It can be derived that according to measurement result,
When underground water simulated water sample under alkaline condition when, the percent hydrolysis of antibiotic is bigger in groundwater simulation water sample, i.e. underground water
The hydrolysis effect of antibiotic is best in simulated water sample, and experimental method is simple, using the anaerobic environment in cabinet 1, can be realized pair
The measurement of antibiotic percent hydrolysis in groundwater simulation water sample provides experiment for the research of antibiotic percent hydrolysis in groundwater resources
Data have widened the application range of this experimental provision, easy to promote and utilize.
A kind of groundwater dynamic analogue experiment method as shown in Figure 7, comprising the following steps:
Step 1: the preparation of earth pillar sample:
Three different acquisitions in same river are respectively charged into the identical organic glass round tube of three volume sizes
Acquire in the point and deposit of natural air drying, is prepared into the identical earth pillar sample of three volume sizes, and by three soil
Column sample is respectively labeled as first earth pillar sample, 8, second earth pillar samples 25 and third earth pillar sample 26, in first soil
The bottom of column sample 8 is vertically installed with the first bottom sampling catheter 8-1, is horizontally installed on the side wall of first earth pillar sample 8
The first side wall sampling catheter 8-2 that multiple short transverses along first earth pillar sample 8 are equidistantly laid, second earth pillar examination
The bottom of sample 25 is vertically installed with the second bottom sampling catheter 25-1, is horizontally installed on the side wall of second earth pillar sample 25 more
The second sidewall sampling catheter 25-2 that a short transverse along second earth pillar sample 25 is equidistantly laid, the examination of third earth pillar
The bottom of sample 26 is vertically installed with third bottom sampling catheter 26-1, is horizontally installed on the side wall of third earth pillar sample 26 more
The third side wall sampling catheter 26-2 that a short transverse along third earth pillar sample 26 is equidistantly laid；
In the present embodiment, the first bottom sampling catheter 8-1, the second bottom sampling catheter 25-1 and third bottom sampling catheter
The quantity of 26-1 is one, the first side wall sampling catheter 8-2, second sidewall sampling catheter 25-2 and third side wall sampling catheter
The quantity of 26-2 is seven.
In the present embodiment, by installing the first bottom sampling catheter 8-1 and multiple first sides on first earth pillar sample 8
Wall sampling catheter 8-2 leads to convenient for being sampled at the different sample point positions of first earth pillar sample 8 to earth's surface seepage water
It crosses and the earth's surface seepage water acquired at different sample point positions is measured, earth's surface seepage flow under different seepage flow height can be studied
The Biogeochemistry degree of water；By installing the second bottom sampling catheter 25-1 and more on second earth pillar sample 25
A second sidewall sampling catheter 25-2, convenient for seep water next time over the ground at the different sample point positions of second earth pillar sample 25 into
Row sampling, can study the Biogeochemistry degree that underground under different seepage flow height bleeds back water；By in third soil
Third bottom sampling catheter 26-1 and multiple third side wall sampling catheter 26-2 is installed, convenient in first earth pillar on column sample 26
Interaction seepage water is sampled at the different sample point positions of sample 8, interaction seepage water under different seepage flow height can be studied
Biogeochemistry degree.
Step 2: preparing surface water simulated water sample in aerobic environment:
In the outside of cabinet 1, taking a capacity is the volumetric flask of 1.5L, prepares in volumetric flask and obtains the ground of 1L~1.5L
Table Fluid Dynamics water sample；
Step 3: simulation anaerobic environment, detailed process the following steps are included:
Step 301, by 8, second earth pillar samples 25 of prepared in step 1 first earth pillar sample and third earth pillar
Sample 26 is installed on movable supporting frame 7, make first earth pillar sample 8 and third earth pillar sample 26 be located at two into
The underface of water adapter tube 1-4；
The alkaline solution of step 302, the inner injection pyrogallic acid of Xiang Suoshu Meng Shi wash bottle 5, and the coke galla turcica
The liquid level of the alkaline solution of acid is not less than 2/3rds of 5 height of Meng Shi wash bottle；It is infused into the three-necked flask 11
Enter tap water；Later, the quantity of the auxiliary implement in the cabinet 1 is checked；
In the present embodiment, the volume that tap water is injected in Xiang Suoshu three-necked flask 11 is 1L.
Step 303 closes the removable strip sealing circle door 1-8, removes the oxygen inside the cabinet 1, makes the case
Oxygen content in body 1 is lower than 0.2mg/L；
In the present embodiment, is completed after preparing surface water simulated water sample in aerobic environment, need to simulate in step 3 scarce
Oxygen environment closes removable strip in step 303 and seals circle door 1-8, remove in cabinet 1 during simulating anaerobic environment
Before the oxygen in portion, it is necessary to complete first earth pillar sample, 8, second earth pillar samples 25 and the examination of third earth pillar in step 301
The installation of sample 26, and the alkaline solution to the inner injection pyrogallic acid of Meng Shi wash bottle 5 must be completed, into three-necked flask 11
Injection tap water and the process for checking the auxiliary implement quantity in cabinet 1, because, during groundwater dynamic simulated experiment,
Cabinet 1 has to last in closed state, i.e., is anaerobic environment inside cabinet 1, and there can be no need to open removable strip sealing
The phenomenon that circle door 1-8.
Step 4: preparing groundwater simulation water sample in anaerobic environment, detailed process includes:
In the inside of cabinet 1, firstly, using thermostat water bath 13 by the tap water heating in three-necked flask 11 to 100 DEG C,
Open the second nitrogen cylinder 15, to three-necked flask 11 inside be filled with nitrogen, eliminate the oxygen in the tap water in three-necked flask 11, make
Tap water in three-necked flask 11 forms anaerobic water；Then, the thermostat water bath 13 is closed, it will be in the three-necked flask 11
Anaerobic water stands the temperature being cooled in cabinet 1, is then passed through cooling water into the water pipe 31, while reading the temperature and becoming
The temperature in the cabinet 1 detected by device 21 is sent, when the anaerobic water in the temperature and three-necked flask 11 in the cabinet 1
When temperature is within the scope of 16 DEG C~22 DEG C, stop being passed through cooling water into the water pipe 31, then will be in the three-necked flask 11
Anaerobic water be all poured into beaker, in the beaker prepare obtain groundwater simulation water sample；
When practical operation, both hands are respectively protruding into left-handed operation gloves 2-1 and right hand operating gloves 2-2 by experimenter
It is interior, and both hands are protruded into two handle hole 1-1, groundwater simulation water sample is prepared in the inside of cabinet 1；
In the present embodiment, in step 4, after closing thermostat water bath 13, the anaerobic water in the three-necked flask 11 is stood
Then the temperature being cooled in cabinet 1 is passed through cooling water into the water pipe 31, when the temperature and three mouthfuls of burnings in the cabinet 1
When the temperature of anaerobic water in bottle 11 is within the scope of 16 DEG C~22 DEG C, stop being passed through cooling water into the water pipe 31, it is former
Because being: in cabinet 1, when heating the tap water heating in three-necked flask 11 to 100 DEG C using thermostat water bath 13, case can be made
Temperature in body 1 increases, and according to practical measurement, the temperature range of actual underground water is 16 DEG C~22 DEG C, therefore, can be adopted
With the mode for being passed through cooling water into water pipe 31, the temperature in cabinet 1 is reduced, the temperature and three-necked flask in the cabinet 1 are made
The temperature of anaerobic water in 11 can make the underground water prepared in beaker using anaerobic water within the scope of 16 DEG C~22 DEG C
Simulated water sample plays the role of the actual underground water of simulation.
Step 5: surface water seepage simulation test, specifically includes the following steps:
Step 501, the earth's surface Fluid Dynamics water prepared in injection step two into the first surface water simulated water sample bottle 9-1
Sample, and will be connected between the first surface water simulated water sample bottle 9-1 and a water inlet adapter tube 1-4, window-blind 3 is spread out, cabinet 1 is made
Inside is in dark state, at this point, the surface water simulated water sample in the first surface water simulated water sample bottle 9-1 is conducted to first
The top of earth pillar sample 8 makes the surface water simulated water sample in the first surface water simulated water sample bottle 9-1 along first earth pillar sample
8 short transverse seepage flow gradually downward；
Step 502, the surface water simulated water sample in the first surface water simulated water sample bottle 9-1 are along first earth pillar sample
8 short transverse during seepage flow, obtains earth's surface seepage water gradually downward, needs repeatedly to roll window-blind 3, in cabinet 1
Inside, along the seepage direction of surface water simulated water sample from top to bottom successively in the outlet of multiple the first side wall sampling catheter 8-2
Place and the exit of the first bottom sampling catheter 8-1 acquire earth's surface seepage water, and the earth's surface seepage water of multi collect is individually positioned in
It, will be multiple after mark one by one to multiple earth's surface seepage waters acquisition test tube 17 in multiple earth's surface seepage water acquisition test tubes 17
Earth's surface seepage water acquisition test tube 17 is placed on the first layer of three layers of rack for test tube 16；
In the present embodiment, in step 501, by the first surface water simulated water sample bottle 9-1 and water inlet adapter tube 1-4 it
Between connect after, it is necessary to spread out window-blind 3, covered rectangle observation window 1-9 using window-blind 3, at the inside for making cabinet 1
In dark state, the purpose of simulated groundwater true environment can be just played.
In the present embodiment, in step 502, need to roll window-blind 3, in the inside of cabinet 1 acquisition earth's surface seepage water
Number is at least eight times, and the adjacent time interval acquired between earth's surface seepage water twice is not less than 1h, is obtained according to many experiments
Out, when the adjacent time interval acquired between earth's surface seepage water twice is less than 1h, earth's surface seepage water be can not achieve from top to bottom
The seepage flow of position height between two neighboring the first side wall sampling catheter 8-2, if during acquiring earth's surface seepage water,
The frequency for rolling window-blind 3 excessively frequently, can be such that the dark surrounds of cabinet 1 destroys, therefore, it should avoid occurring
The phenomenon that window-blind 3 are rolled in the case where earth's surface seepage water cannot be collected.
Step 6: underground water bleeds back simulated experiment, specifically includes the following steps:
Step 601, in the inside of cabinet 1, the groundwater simulation prepared in step 403 is poured into three-necked flask 11
One end of the hose of peristaltic pump 10 is connect, by the hose of peristaltic pump 10 by water sample with any one open end of three-necked flask 11
The other end connect with the second bottom sampling catheter 25-1 for being mounted on second 25 bottom of earth pillar sample, later, open wriggle
Pump 10, spreads out window-blind 3, extracts the groundwater simulation prepared in the step 403 inside three-necked flask 11 by peristaltic pump 10
Water sample bleeds back groundwater simulation water sample gradually upwards along the short transverse of second earth pillar sample 25；
Step 602, the groundwater simulation water sample in three-necked flask 11 along second earth pillar sample 25 short transverse
During bleeding back upwards, obtains to underground and bleed back water, need repeatedly to roll window-blind 3, in the inside of cabinet 1, along underground water
The direction that bleeds back of simulated water sample successively takes in the exit of the second bottom sampling catheter 25-1 and multiple second sidewalls from the bottom to top
The exit of sample conduit 25-2 is locality seeped water next time, and the underground of multi collect, which bleeds back water and is individually positioned in multiple undergrounds, bleeds back water
It acquires in test tube 27, after multiple undergrounds are bled back with hydromining collection test tube 27 and mark one by one, multiple undergrounds is bled back into hydromining collection
Test tube 27 is placed on the second layer of three layers of rack for test tube 16；
In the present embodiment, in step 6 underground water bleed back all processes of simulated experiment should the inside of cabinet 1 into
Row when practical operation, in step 601, after opening peristaltic pump 10, needs to spread out window-blind 3, using window-blind 3 by square
Shape observation window 1-9 is covered, and so that the inside of cabinet 1 is in dark state, can just be played the mesh of simulated groundwater true environment
's；
In the present embodiment, in step 602, needs to roll window-blind 3, locality seep water next time in the inside of cabinet 1
Number is at least eight times, and it is adjacent twice locality next time infiltration between time interval be not less than 1h, obtained according to many experiments
Out, when it is adjacent twice locality next time infiltration between time interval be less than 1h when, underground bleeds back water and can not achieve from the bottom to top
The seepage flow between position height between two neighboring second sidewall sampling catheter 25-2, if in the mistake locality to seep water next time
Cheng Zhong, the frequency for rolling window-blind 3 excessively frequently, can be such that the dark surrounds of cabinet 1 destroys, therefore, it should avoid
There is a phenomenon where roll window-blind 3 in the case where that cannot collect underground and bleed back water.
Step 7: surface water and groundwater interacts seepage simulation test, specifically includes the following steps:
Step 701, the earth's surface Fluid Dynamics water prepared in injection step two into the second surface water simulated water sample bottle 9-2
Sample, and will be connected between the second surface water simulated water sample bottle 9-2 and another water inlet adapter tube 1-4, window-blind 3 is spread out, cabinet 1 is made
Inside be in dark state, at this point, the surface water simulated water sample in the second surface water simulated water sample bottle 9-2 is conducted to third
The top of a earth pillar sample 26 makes the surface water simulated water sample in the second surface water simulated water sample bottle 9-2 along third earth pillar
The short transverse of sample 26 seepage flow gradually downward；
Step 702, to surface water simulated water sample in step 701 along third earth pillar sample 26 short transverse gradually to
After lower seepage flow continues for 24 hours, roll window-blind 3, in the inside of cabinet 1, by the other end of the hose of peristaltic pump 10 be mounted on
Second bottom sampling catheter 25-1's of second 25 bottom of earth pillar sample is separated, and by the other end of the hose of peristaltic pump 10
It is connect with the third bottom sampling catheter 26-1 for being mounted on 26 bottom of third earth pillar sample, later, opens peristaltic pump 10, spread out
Window-blind 3 extracts the groundwater simulation water sample inside three-necked flask 11 by peristaltic pump 10, makes groundwater simulation water sample along third
The short transverse of a earth pillar sample 26 is gradually bled back upwards；
Step 703, the surface water simulated water sample in three-necked flask 11 along third earth pillar sample 26 short transverse
During bleeding back upwards, interactive seepage water is obtained, needs repeatedly to roll window-blind 3, in the inside of cabinet 1, along underground water
The direction that bleeds back of simulated water sample successively takes in the exit of third bottom sampling catheter 26-1 and multiple third side walls from the bottom to top
The exit of sample conduit 26-2 acquires interaction seepage water, and the interaction seepage water of multi collect is individually positioned in multiple interactive seepage waters
It acquires in test tube 28, after mark one by one to multiple interactive seepage water acquisition test tubes 28, multiple interactive seepage waters is acquired
Test tube 28 is placed on the third layer of three layers of rack for test tube 16；
In the present embodiment, in step 701, by simulating the process of surface water seepage flow on third earth pillar sample 26,
In a step 702, it is seeped gradually downward to surface water simulated water sample in step 701 along the short transverse of third earth pillar sample 26
After stream continues for 24 hours, then the process that simulated groundwater is bled back on third earth pillar sample 26, it can realize in third soil
The process of 26 internal simulation surface water and groundwater of column sample interaction seepage flow can simulate surface water and groundwater interaction seepage flow
Dynamic, obtained during groundwater simulation water sample is gradually bled back upwards along the short transverse of third earth pillar sample 26
Interaction seepage water, using effect are good.
In a step 702, only to surface water simulated water sample in step 701 along the height side of third earth pillar sample 26
To after continuing for 24 hours seepage flow gradually downward, could simulated groundwater is bled back on third earth pillar sample 26 process, reason
Be: being obtained according to many experiments, when earth's surface Fluid Dynamics water sample along third earth pillar sample 26 short transverse gradually downward
After seepage flow continues for 24 hours, surface water simulated water sample can be fully absorbed by third earth pillar sample 26.
In step 703, need to roll window-blind 3, the number that interaction seepage water is acquired in the inside of cabinet 1 is at least eight
It is secondary, and it is adjacent twice acquire interaction seepage water between time interval be not less than 1h, obtained according to many experiments, when it is adjacent twice
When acquiring the time interval between interaction seepage water less than 1h, interaction seepage water can not achieve two neighboring third side from the bottom to top
The seepage flow between position height between wall sampling catheter 26-2, if rolling shading during acquiring interaction seepage water
The frequency of curtain 3 excessively frequently, can be such that the dark surrounds of cabinet 1 destroys, therefore, it should avoid occurring to acquire
To interaction seepage water in the case where roll window-blind 3 the phenomenon that.
Step 8: the earth's surface seepage water of measurement acquisition, underground bleed back water and the interaction pH value of seepage water, dissolved oxygen
Content and antibiotic concentration.
In the present embodiment, the specific process for preparation of surface water simulated water sample is prepared in step 2 are as follows: successively into volumetric flask
The calcium sulphate dihydrate of 6mg, the sodium nitrate of 21.25mg, the potassium chloride of 18.625mg and the bitter salt of 6mg is added；Again
The terramycin of 10mg, the sulfamethoxazole of 10mg and the Norfloxacin of 10mg are sequentially added into volumetric flask, finally, to volumetric flask
The interior tap water that 1L is added, obtains surface water simulated water sample after stirring and dissolving.
In the present embodiment, the specific process for preparation of groundwater simulation water sample is prepared in step 4 are as follows: 1L is measured in beaker
Anaerobic water, sequentially added into beaker the calcium sulphate dihydrate of 6mg, the sodium nitrate of 21.25mg, 18.625mg potassium chloride and
The bitter salt of 6mg, then sequentially add into beaker the promise fluorine of the terramycin of 10mg, the sulfamethoxazole of 10mg and 10mg
Sha Xing obtains groundwater simulation water sample after stirring and dissolving.
In the present embodiment, in step 303 remove cabinet 1 in oxygen detailed process the following steps are included:
Step 3031 closes removable strip sealing circle door 1-8, makes cabinet 1 in closed state, later, in air inlet tube 1-2
The first nitrogen cylinder 14 of upper connection, is filled with nitrogen into cabinet 1, after the time for being filled with nitrogen continuing 3min~5min, stops
It is filled with nitrogen into cabinet 1, and removes the first nitrogen cylinder 14；
The air inlet pipe 4-1 of air circulation pump 4 is connect by step 3032 with air inlet tube 1-2, opens air circulation pump 4, benefit
The mixed gas in cabinet 1 is drawn into Meng Shi wash bottle 5 with air circulation pump 4, the pyrogallic acid in Meng Shi wash bottle 5
Oxygen in alkaline solution absorption mixed gas, the nitrogen flowed through in the mixed gas of Meng Shi wash bottle 5 pass through 6 He of nitrogen reflux pipe
Outgoing gas connection tube 1-3 enters inside cabinet 1, and compound gas detector 20 is able to detect the oxygen content in cabinet 1, when in cabinet 1
Oxygen content be lower than 0.2mg/L when, close air circulation pump 4.
In the present embodiment, in step 8, the pH value of water and interaction seepage water is bled back in measurement earth's surface seepage water, underground
When value, the content of dissolved oxygen and antibiotic concentration, multiple earth's surface seepage water acquisition test tubes 17, multiple undergrounds bleed back hydromining collection test tube
27 and multiple interactive seepage waters acquisition test tube 28 need to be measured from the taking-up of cabinet 1 one by one, during measurement, describedly
Table seepage water, the underground bleed back water and the interactive seepage water is exposed to the time in air and is no more than 10min.
In the present embodiment, according to measuring, when the earth's surface seepage water, the underground bleed back water and the interactive seepage flow
When water is exposed to the time in air and is more than 10min, the earth's surface seepage water, the underground bleed back water and the interactive seepage water
The phenomenon that will appear the oxygen in dissolved air, makes Step 5: in step 6 and step 7, collected in anaerobic environment
Earth's surface seepage water, underground bleed back water and interaction seepage water loses meaning, therefore, are bleeding back water in measurement earth's surface seepage water, underground
With the interaction pH value of seepage water, dissolved oxygen content and antibiotic concentration when, it is multiple earth's surface seepage waters acquisition test tubes 17, more
A underground bleeds back hydromining collection test tube 27 and multiple interactive seepage water acquisition test tubes 28 need to be measured from the taking-up of cabinet 1 one by one,
Avoid the occurrence of the earth's surface seepage water, the time that the underground bleeds back water and the interactive seepage water is exposed in air is more than
The phenomenon that 10min.
More than, it is only presently preferred embodiments of the present invention, is not intended to limit the invention in any way, all technologies according to the present invention
Essence any simple modification to the above embodiments, change and equivalent structural changes, still fall within the technology of the present invention side
In the protection scope of case.
Claims (7)
1. a kind of groundwater dynamic experimental system for simulating, it is characterised in that: including the simulated experiment for simulated groundwater environment
Case, the deaerating plant for being arranged on the outside of the simulated experiment case and being connected to the simulated experiment case, setting are real in the simulation
Experimental provision and auxiliary implement inside tryoff, the simulated experiment case include the cabinet (1) being made by poly (methyl methacrylate) plate,
The outer side covering of the cabinet (1) has the insulation board to match with the cabinet (1) contour structures, the side of the cabinet (1)
On offer rectangle observation window (1-9) and two and be located at the handle hole (1- laid below the rectangle observation window (1-9) and symmetrically
1) it, is provided with window-blind (3) at the top of the rectangle observation window (1-9), divides on the orifice position of two handle holes (1-1)
It is not set with left-handed operation gloves (2-1) and right hand operating gloves (2-2), is provided with air inlet tube (1-2) on the cabinet (1)
It with outgoing gas connection tube (1-3), is provided on the top surface of the cabinet (1) into water and takes over (1-4), be provided with out on the cabinet (1)
Water takes over (1-5), offers solarization air cap (1-6) on the cabinet (1), is provided with removable strip sealing ring on the cabinet (1)
Door (1-8), the interior compound gas detector (20) being provided with for detecting the cabinet (1) interior oxygen content of the cabinet (1)
With the temperature transmitter (21) for detecting the cabinet (1) interior temperature, the cabinet (1) is interior to be provided with for being passed through cooling water
Water pipe (31), the deaerating plant includes that the first nitrogen cylinder (14) on the outside of the cabinet (1), air circulation pump is arranged
(4) and with the muffler (4-2) of air circulation pump (4) Meng Shi for the alkaline solution for being contained with pyrogallic acid connecting
The escape pipe of wash bottle (5), the Meng Shi wash bottle (5) is connect by nitrogen reflux pipe (6) with the outgoing gas connection tube (1-3), described
The outside of cabinet (1) is provided with the first surface water simulated water sample bottle (9-1) and the second ground for holding surface water simulated water sample
Table Fluid Dynamics water sample bottle (9-2), the first surface water simulated water sample bottle (9-1) and the second surface water simulated water sample bottle
(9-2) is connected with two water inlet adapter tubes (1-4) respectively, and the experimental provision includes that setting is internal in the cabinet (1)
Be used to support the movable supporting frame (7) of earth pillar sample, the three-necked flask (11) for holding groundwater simulation water sample and with it is described
The peristaltic pump (10) of three-necked flask (11) connection, the three-necked flask (11) is interior to be plugged with nitrogen ingress pipe (12), the nitrogen
Ingress pipe (12) passes through the solarization air cap (1-6) and is connected to the second nitrogen cylinder (15) being arranged on the outside of the cabinet (1), described
Thermostat water bath (13) are provided with below three-necked flask (11).
2. a kind of groundwater dynamic experimental system for simulating described in accordance with the claim 1, it is characterised in that: the water inlet adapter tube
The quantity of (1-4) is at least two, and the quantity of the water outlet pipe (1-5) is at least three, is pacified on the air inlet tube (1-2)
It equipped with intake valve (22), is equipped with air outlet valve (23) on the outgoing gas connection tube (1-3), is equipped on the water inlet adapter tube (1-4)
Inlet valve (24) is equipped with outlet valve (29) on the water outlet pipe (1-5), is provided with relief hole (1- on the cabinet (1)
7), the aperture location of the relief hole (1-7) is equipped with relief valve (30).
3. a kind of groundwater dynamic experimental system for simulating according to claim 2, it is characterised in that: the auxiliary implement packet
Include three layers of rack for test tube (16), beaker for preparing and holding groundwater simulation water sample that setting is arranged in the cabinet (1)
With multiple conical flasks for being measured to the percent hydrolysis of antibiotic in the groundwater simulation water sample, three layers of rack for test tube
(16) multiple earth's surface seepage water acquisitions test tube (17) are placed on, multiple undergrounds bleed back hydromining collection test tube (27) and multiple interactions are seeped
Flowing water acquires test tube (28).
4. a kind of groundwater dynamic experimental system for simulating according to claim 2, it is characterised in that: in the cabinet (1)
It is provided with hydrolytic tank (18), is provided with heating rod (19) in the hydrolytic tank (18).
5. a kind of method for carrying out dynamic simulation experiment to underground water using experimental system as claimed in claim 3, feature
It is: method includes the following steps:
Step 1: the preparation of earth pillar sample:
It is respectively charged into the identical organic glass round tube of three volume sizes in three different acquisition points in same river
Acquisition and the deposit of natural air drying, be prepared into the identical earth pillar sample of three volume sizes, and by three soil
Column sample is respectively labeled as first earth pillar sample (8), second earth pillar sample (25) and third earth pillar sample (26), in institute
The bottom for stating first earth pillar sample (8) is vertically installed with the first bottom sampling catheter (8-1), first earth pillar sample
(8) multiple short transverses along first earth pillar sample (8) are equidistantly laid first is horizontally installed on side wall
Side wall sampling catheter (8-2), the bottom of second earth pillar sample (25) are vertically installed with the second bottom sampling catheter (25-
1) multiple height along second earth pillar sample (25), are horizontally installed on the side wall of second earth pillar sample (25)
The second sidewall sampling catheter (25-2) that degree direction is equidistantly laid, the bottom right angle setting of the third earth pillar sample (26)
There is third bottom sampling catheter (26-1), is horizontally installed on the side wall of the third earth pillar sample (26) multiple along described
The third side wall sampling catheter (26-2) that the short transverse of third earth pillar sample (26) is equidistantly laid；
Step 2: preparing surface water simulated water sample in aerobic environment:
In the outside of the cabinet (1), is prepared in volumetric flask and obtain surface water simulated water sample；
Step 3: simulation anaerobic environment, detailed process the following steps are included:
Step 301, by prepared in step 1 first earth pillar sample (8), second earth pillar sample (25) and third earth pillar
Sample (26) is installed on movable supporting frame (7), makes first earth pillar sample (8) and third earth pillar sample (26) position respectively
In the underface of two water inlet adapter tubes (1-4)；
The alkaline solution of step 302, the inner injection pyrogallic acid of Xiang Suoshu Meng Shi wash bottle (5), and the pyrogallic acid
Alkaline solution liquid level be not less than Meng Shi wash bottle (5) height 2/3rds；To in the three-necked flask (11)
Inject tap water；Later, the quantity of the auxiliary implement in the cabinet (1) is checked；
Step 303 closes removable strip sealing circle door (1-8), removes the internal oxygen of the cabinet (1), makes the case
Oxygen content in body (1) is lower than 0.2mg/L；
Step 4: preparing groundwater simulation water sample in anaerobic environment:
In the inside of the cabinet (1), firstly, the tap water in the three-necked flask (11) is added using thermostat water bath (13)
Heat is opened the second nitrogen cylinder (15) to 100 DEG C, is filled with nitrogen inside Xiang Suoshu three-necked flask (11), is eliminated the three-necked flask
(11) oxygen in tap water in makes the tap water in the three-necked flask (11) form anaerobic water；Then, the perseverance is closed
Anaerobic water in the three-necked flask (11) is stood the temperature being cooled in cabinet (1), then to described by warm water bath (13)
It is passed through cooling water in water pipe (31), while reading the temperature in the cabinet (1) detected by the temperature transmitter (21),
When the temperature of the anaerobic water in the temperature and three-necked flask (11) in the cabinet (1) is within the scope of 16 DEG C~22 DEG C, stop
It only is passed through cooling water into the water pipe (31), then the anaerobic water in the three-necked flask (11) is all poured into beaker,
It is prepared in the beaker and obtains groundwater simulation water sample；
Step 5: surface water seepage simulation test, specifically includes the following steps:
The earth's surface Fluid Dynamics prepared in step 501, the interior injection step two of Xiang Suoshu the first surface water simulated water sample bottle (9-1)
Water sample, and will be connected between the first surface water simulated water sample bottle (9-1) and a water inlet adapter tube (1-4), spread out screening
Light curtain (3) makes the inside of the cabinet (1) be in dark state, at this point, by the first surface water simulated water sample bottle (9-1)
The interior surface water simulated water sample is conducted to the top of first earth pillar sample (8), makes the first earth's surface Fluid Dynamics
The surface water simulated water sample in water sample bottle (9-1) along first earth pillar sample (8) short transverse gradually downward
Seepage flow；
Step 502, the surface water simulated water sample in the first surface water simulated water sample bottle (9-1) are along described first
The short transverse of a earth pillar sample (8) during seepage flow, obtains earth's surface seepage water, needs repeatedly to roll window-blind gradually downward
(3), in the inside of the cabinet (1), along the seepage direction of the surface water simulated water sample from top to bottom successively multiple
The exit of one side wall sampling catheter (8-2) and the exit of the first bottom sampling catheter (8-1) acquire the earth's surface seepage water,
The earth's surface seepage water of multi collect is individually positioned in multiple earth's surface seepage water acquisitions test tube (17), is seeped to multiple earth's surfaces
Flowing water acquires test tube (17) and carries out after marking one by one, and multiple earth's surface seepage waters acquisition test tube (17) is placed on three layers of rack for test tube
(16) first layer；
Step 6: underground water bleeds back simulated experiment, specifically includes the following steps:
Step 601, in the inside of the cabinet (1), Xiang Suoshu three-necked flask pours into the ground prepared in step 403 in (11)
It is lauched simulated water sample, any one open end of one end of the hose of the peristaltic pump (10) and the three-necked flask (11) is connected
It connects, the other end of the hose of the peristaltic pump (10) is sampled with the second bottom for being mounted on second earth pillar sample (25) bottom
Conduit (25-1) connection, later, opens the peristaltic pump (10), spreads out window-blind (3), as described in the peristaltic pump (10) extraction
The groundwater simulation water sample prepared in the internal step 403 of three-necked flask (11), make the groundwater simulation water sample along
The short transverse of second earth pillar sample (25) is gradually bled back upwards；
Step 602, the groundwater simulation water sample in the three-necked flask (11) are along second earth pillar sample
(25) it during short transverse is bled back upwards, obtains to underground and bleeds back water, need repeatedly to roll window-blind (3), in the case
The inside of body (1) bleeds back direction from the bottom to top successively in the second bottom sampling catheter along the groundwater simulation water sample
The exit of (25-1) and the exit of multiple second sidewall sampling catheters (25-2) acquire the underground and bleed back water, multi collect
The underground bleed back water and be individually positioned in multiple undergrounds and bleed back in hydromining collection test tube (27), hydromining collection is being bled back to multiple undergrounds
Test tube (27) carries out after marking one by one, and multiple undergrounds are bled back second that hydromining collection test tube (27) is placed on three layers of rack for test tube (16)
Layer；
Step 7: surface water and groundwater interacts seepage simulation test, specifically includes the following steps:
The earth's surface Fluid Dynamics prepared in step 701, the interior injection step two of Xiang Suoshu the second surface water simulated water sample bottle (9-2)
Water sample, and will be connected between the second surface water simulated water sample bottle (9-2) and water inlet adapter tube (1-4) described in another, it spreads out
Window-blind (3) makes the inside of the cabinet (1) be in dark state, at this point, by the second surface water simulated water sample bottle (9-
2) the surface water simulated water sample in is conducted to the top of the third earth pillar sample (26), makes the second surface water mould
The surface water simulated water sample in quasi- water sample bottle (9-2) along the third earth pillar sample (26) short transverse gradually to
Lower seepage flow；
Step 702, to surface water simulated water sample described in step 701 along the short transverse of the third earth pillar sample (26)
After seepage flow continues for 24 hours gradually downward, window-blind (3) are rolled, in the inside of the cabinet (1), by the peristaltic pump (10)
The other end of hose is separated with the second bottom sampling catheter (25-1) for being mounted on second earth pillar sample (25) bottom, and
The other end of the hose of the peristaltic pump (10) is sampled with the third bottom for being mounted on third earth pillar sample (26) bottom and is led
(26-1) connection is managed, later, the peristaltic pump (10) is opened, spreads out window-blind (3), extracts described three by the peristaltic pump (10)
The internal groundwater simulation water sample of mouth flask (11), makes the groundwater simulation water sample along the third earth pillar sample
(26) short transverse is gradually bled back upwards；
Step 703, the surface water simulated water sample in the three-necked flask (11) are along the third earth pillar sample
(26) during short transverse is bled back upwards, interactive seepage water is obtained, needs repeatedly to roll window-blind (3), in the case
The inside of body (1) bleeds back direction from the bottom to top successively in third bottom sampling catheter along the groundwater simulation water sample
The exit of (26-1) and the exit of multiple third side wall sampling catheters (26-2) acquire the interactive seepage water, multi collect
The interactive seepage water be individually positioned in multiple interactive seepage waters acquisitions test tube (28), acquired to multiple interactive seepage waters
Test tube (28) carries out after marking one by one, and multiple interactive seepage water acquisitions test tube (28) are placed on to the third of three layers of rack for test tube (16)
Layer；
Step 8: the earth's surface seepage water of measurement acquisition, underground bleed back the content of the pH value of water and interaction seepage water, dissolved oxygen
And antibiotic concentration.
6. the method for groundwater dynamic simulated experiment according to claim 5, it is characterised in that: remove institute in step 303
State the oxygen detailed process in cabinet 1 the following steps are included:
Step 3031 closes removable strip sealing circle door (1-8), makes the cabinet (1) in closed state, later, in institute
It states and is connected on air inlet tube (1-2) the first nitrogen cylinder (14), nitrogen is filled in Xiang Suoshu cabinet (1), when the time for being filled with nitrogen
After continuing 3min~5min, stop being filled with nitrogen into the cabinet (1), and remove the first nitrogen cylinder (14)；
The air inlet pipe (4-1) of air circulation pump (4) is connect by step 3032 with air inlet tube (1-2), opens air circulation pump
(4), the mixed gas in cabinet (1) is drawn into Meng Shi wash bottle (5) using air circulation pump (4), in Meng Shi wash bottle (5)
Oxygen in the alkaline solution absorption mixed gas of pyrogallic acid, flows through the nitrogen in the mixed gas of Meng Shi wash bottle (5)
Enter cabinet (1) inside by nitrogen reflux pipe (6) and outgoing gas connection tube (1-3), compound gas detector (20) is able to detect case
Oxygen content in body (1) closes air circulation pump (4) when the oxygen content in cabinet (1) is lower than 0.2mg/L.
7. the method for groundwater dynamic simulated experiment according to claim 5, it is characterised in that: in step 8, measuring
It is more when the earth's surface seepage water, underground bleed back the content and antibiotic concentration of the pH value of water and interaction seepage water, dissolved oxygen
A earth's surface seepage water acquisition test tube (17), multiple undergrounds bleed back hydromining collection test tube (27) and multiple interactive seepage water acquisition test tubes
(28) it needs to take out from the cabinet (1) one by one to be measured, during measurement, the earth's surface seepage water, the underground
It bleeds back water and time that the interactive seepage water is exposed in air is no more than 10min.
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