CN103353514A - Three-dimensional similar simulation experimental method for groundwater pollution treatment and repair - Google Patents
Three-dimensional similar simulation experimental method for groundwater pollution treatment and repair Download PDFInfo
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- CN103353514A CN103353514A CN2013103357317A CN201310335731A CN103353514A CN 103353514 A CN103353514 A CN 103353514A CN 2013103357317 A CN2013103357317 A CN 2013103357317A CN 201310335731 A CN201310335731 A CN 201310335731A CN 103353514 A CN103353514 A CN 103353514A
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Abstract
The invention discloses a three-dimensional similar simulation experimental method for groundwater pollution treatment and repair, which comprises the following steps of: (1) determining positions and sizes of a pollution area, a purification area and a permeable reactive area by moving the positions of left and right permeable wallboards; (2) adjusting a bottom sliding grid plate and a lateral sliding grid plate, and determining the position height and the volume size of a pollution source control box; (3) sequentially mounting tempered glass panels on the front and rear sides of a main frame device from bottom to top, sealing, fastening, and filling geological similar bodies and permeable reactive similar materials once in the pollution area, the purification area and the permeable reactive area until the simulation altitude is met when every group of tempered glass panels is mounted; (4) filling pollution source similar bodies and connecting external water injection hoses, and realizing flow characteristic simulation in the pollution area, the purification area and the permeable reactive area; (5) observing and recording various indexes of the pollution area and the purification area according to the time similarity requirements. The method is reasonable in filling and simple and convenient in operation, and the representation of the groundwater pollution treatment and repair process is guaranteed.
Description
Technical field
The present invention relates to a kind of groundwater contamination and administer reparation analog simulation experimental technique, that a kind of groundwater contamination by designed, designed is administered the three-dimensional analog simulation experimental provision of reparation, respectively at pollution source control box, contaminated area, purifying area and permeable reactive district filling analog material, and finish the requirement of groundwater simulation water level by waterflood system, and reproduce groundwater contamination and administer the three-dimensional analog simulation experimental technique of repairing.
Background technology
The groundwater contamination situation is to affect human development and a progressive important indicator, and because disguise, the complicacy of groundwater contamination, its difficulty of governance is larger.Carry out engineering practice on the spot impurely, invest length large, consuming time, choosing of permeable reactive wall material is very difficult, and regulation effect is difficult to guarantee.The analog simulation experiment is a kind of important scientific research means of reproducing the complex engineering environment, and existing groundwater contamination is administered the repairing effect that the analog simulation experimental provision only is used for simulation permeable reactive material, and it is simple in structure, differs larger with practical engineering application.
The three-dimensional analog simulation experimental provision of Large Underground water pollution control reparation has effectively overcome site test investment length large, consuming time and the deficiency that existing analog simulation unit simulation object is single, experimental precision is low, but its apparatus structure complexity, experimental procedure are loaded down with trivial details.The present invention is based on the designed, designed groundwater contamination and administer the three-dimensional analog simulation experimental provision of reparation, propose a kind of groundwater contamination and administer the three-dimensional analog simulation experimental technique of reparation, Qi San district (contaminated area, purifying area and permeable reactive district) and pollution source control box size are easy to regulate, analog material filling process is beneficial to operation, water stream characteristics is convenient to simulation, and the accurate reproduction of testing for the three-dimensional analog simulation of water pollution control reparation under the intricately provides guarantee.
Summary of the invention
The present invention is directed to permeable reactive wall technology site test investment length large, consuming time and existing analog simulation object is single, experimental precision low and the deficiencies such as the three-dimensional analog simulation experimental provision of designed, designed complex structure, complex steps, propose a kind of groundwater contamination and administer the three-dimensional analog simulation experimental technique of reparation.The method is descended water pollution control to repair three-dimensional analog simulation experimental provision ordinatedly and is used, Qi San district (contaminated area, purifying area and permeable reactive district) and pollution source control box size are easy to regulate, analog material filling process is beneficial to operation, water stream characteristics is convenient to simulation, contaminated area geologic condition and analysis feature have not only been reproduced, and realized contaminated area, the comparative analysis of purifying area and determining of permeable reactive district material, for the control of the groundwater contamination under the on-the-spot physical condition provides foundation.
The invention provides a kind of groundwater contamination and administer the three-dimensional analog simulation experimental technique of reparation.Comprise and permeate position of wallboards about determining, stationary pollution source control box position, filling (contaminated area, three districts, body frame bottom, purifying area and permeable reactive district) the analog material body, (contaminated area, three districts, filling body frame middle part, earning district and permeable reactive district) the analog material body, filling (contaminated area, three districts, body frame top, purifying area and permeable reactive district) the analog material body, filling pollution source analogue and connection external water flood flexible pipe are realized (contaminated area, three districts, purifying area and permeable reactive district) the accurate simulation of water stream characteristics.
Further, according to simulated object, the left infiltration wallboard on the body frame device, right infiltration wallboard are regulated, rationally determined position and the size in contaminated area, purifying area, permeable reactive district.
Further, according to analog simulation height and the volume size of pollution source, carry out the adjusting of pollution source control box position and size dimension at the left side of contaminated area backplate and top fixed beam, and pass through bolted.
Further, armourplate glass is installed in front-back bottom at the body frame device, end and bottom are undertaken fastening by left side backplate, right side backplate and the end fixed beam of bolt and body frame device respectively about armourplate glass, seal by butter between armourplate glass and the body frame device, prevent that current ooze out in three districts (contaminated area, purifying area and permeable reactive district) the analog material device body.
Further, check contaminated area and each measuring instrument working order of purifying area, adopt sealing-plug that soil shifting opening, pollutant extraction aperture, purification thing extraction aperture are carried out airtight sealing of hole, the flow velocity valve of closing control contaminant water discharge orifice, the discharge orifice of purifying waste water.
Further, carry out the filling of contaminated area and purifying area geologic body analog material according to the simulation region geologic information, carry out the filling of permeable reactive analog material in the permeable reactive district, differently adopt mica to carry out layering between plastid, and adopting weight by certain dynamics compacting, contaminated area, purifying area geology analogue and permeable reactive analog material loading height are bottom tempered glass plate height for the first time.
Further, armourplate glass is installed at front-back middle part at the body frame device, the middle part is asked by sealing strip with the bottom armourplate glass and is sealed, between armourplate glass two ends and left side backplate, right side backplate by butter and bolt install, fastening, ask in the armourplate glass and left infiltration wallboard, right infiltration wallboard between use grease seal.
Further, use the same procedure of enclosing three districts (contaminated area, purifying area and permeable reactive district) fillings with bottom armourplate glass and body frame device to enclose three districts (contaminated area, purifying area and permeable reactive district) at middle part armourplate glass and body frame device and carry out the filling of geology analogue and permeable reactive analog material.
Further, at body frame device top front-back armourplate glass is installed with the installation method identical with body frame device middle part front-back armourplate glass, and with its same procedure enclose three districts (contaminated area, purifying area and permeable reactive district) geology analogue and permeable reactive analog material are loaded, finish the filling of all geology analogues and permeable reactive analog material in specified altitude assignment.
Further, selected pollution source analog material is specifying the pollution source control box after regulating to carry out the filling of pollution source analog material.
Further, by plug water filling glass tube and external water flood flexible pipe are joined, carry out the simulation region water filling, when the simulation region water level reaches requirement, regulate right flow velocity valve, make water level satisfy requirement of experiment.
Further, according to similar time requirement, to the indices of contaminated area and purifying area observe, record.
Description of drawings
Fig. 1 is the structural front view that realizes that a kind of groundwater contamination of the present invention is administered the three-dimensional analog simulation experimental technique of reparation.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the vertical view of Fig. 1.
Among the figure: 1 is thru-bolt; 2 is plug; 3 is the Slideslip flase floor; 4 is the pollution source control box; 5 is end slip flase floor; 6 is left fastener; 7 is lag bolt; 8 are the water filling glass tube; 9 is sealing strip; 10 is vertical screw; 11 is the contaminated area; 12 is the left side backplate; 13 is the water injection pressure table; 14 is soil shifting opening; 15 is upper sealing-plug; 16 is armourplate glass; 17 is contamination index's measurement instrument; 18 is the pollutant extraction aperture; 19 is left sealing-plug; 20 is left flow velocity valve; 21 is the contaminant water discharge orifice; 22 is contaminant water seepage ware; 23 is base crossbeam; 24 is the top fixed beam; 25 for tightening bolt; 26 is the level scale meter; 27 is water level indicator tube; 28 is right fastener; 29 is right infiltration wallboard; 30 is left infiltration wallboard; 31 is the permeable reactive district; 32 is the right side backplate; 33 is purifying area; 34 is lower fastening bolt; 35 is end fixed beam; 36 is the decontamination index measurement instrument; 37 is horizontal screw; 38 for purifying the thing extraction aperture; 39 is right sealing-plug; 40 is right flow velocity valve; 41 are the discharge orifice of purifying waste water; 42 are the seepage ware of purifying waste water; 43 is pull bar; 44 is base.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing and example.
The invention provides a kind of groundwater contamination and administer the three-dimensional analog simulation experimental technique of reparation.
As shown in Figure 1, concrete grammar of the present invention is as follows:
(1) according to geologic body and the contaminated area overview simulated, regulate the position of left infiltration wallboard 30, right infiltration wallboard 29, and by tighten bolt 25, lower fastening bolt 34 carry out fastening, to mark off position and the size in similar contaminated area 11, purifying area 33 and permeable reactive district 31.
(2) according to analog simulation position and the size of pollution source, slip flase floor 5, Slideslip flase floor 3 are to rational position about the left side of contaminated area 11 backplate 12 and top fixed beam 24 difference and at the bottom of the move left and right, and fixing by lag bolt 7 and thru-bolt 1, to realize the simulation of pollution source control box height and volume size.
(3) in the front-back bottom of body frame device armourplate glass 16 is installed, end and bottom are respectively by the left side backplate 12 of body frame device, vertical screw 10 on the right side backplate 32 and the horizontal screw 37 on the end fixed beam 35 about armourplate glass, carry out fasteningly with bolt and body frame device, seal by butter between armourplate glass 16 and the body frame device; Check contaminated area 11 and purifying area 33 each measuring instrument working order, adopt sealing-plug that soil shifting opening 14, pollutant extraction aperture 18, purification thing extraction aperture 38 are carried out airtight sealing of hole, close left flow velocity valve 20, right flow velocity valve 40, in case current leak outside after the water filling of analog material filling area.
(4) carry out the filling of contaminated area 11 and purifying area 33 geologic body analog materials according to the simulation region geologic information, 31 carry out the filling of permeable reactive analog material in the permeable reactive district, differently adopt mica to carry out layering between plastid, and press certain dynamics with weight and tamp, geology analogue and permeable reactive analog material loading height are the height of armourplate glass 16 for the first time.
(5) at the front-back middle part of body frame device armourplate glass 16 is installed, middle part and 16 of bottom armourplate glasses seal by sealing strip 9, armourplate glass 16 two ends are fastening by the vertical screw 10 of bolt and left side backplate 12, right side backplate 32, adopt grease seal between armourplate glass 16 and body frame device.
(6) use and enclose the identical packing method in three districts (contaminated area 11, purifying area 33 and permeable reactive district 31) with bottom armourplate glass 16 and body frame device and enclose three districts (contaminated area 11, purifying area 33 and permeable reactive district 31) at middle part armourplate glass 16 and body frame device and carry out the filling of geology analogue and permeable reactive analog material.With the method identical with body frame device middle part front-back armourplate glass 16 is installed body frame device top front-back armourplate glass 16 is installed, and with its same procedure enclose three districts (contaminated area 11, purifying area 33 and permeable reactive district 31) carried out the filling of geology analogue and permeable reactive analog material, finish the filling of all geology analogues and permeable reactive analog material in specified altitude assignment.
(7) selected pollution source analog material carries out the filling of pollution source analog material in specifying pollution source control box 4.
(8) by plug 2 water filling glass tube 8 and external water flood flexible pipe are joined, carry out water filling according to water injection pressure table 13, after the simulation region water level reaches requirement, regulate right flow velocity valve 40, observe water level index pipe 27, reach level scale meter 26 and specify requirement, finish the groundwater flow characteristic simulation.
(9) according to similar time requirement, to the indices of contaminated area 11 and purifying area 33 observe, record.
Protection scope of the present invention is not limited only to the description of present embodiment, but is limited according to claim.
Claims (1)
1. a groundwater contamination is administered and is repaired three-dimensional analog simulation experimental technique, it is characterized in that, comprises the steps: that (contaminated area, purifying area and permeable reactive district) position, (1) three district and size are definite; (2) pollution source control box height and volume size are determined; (3) geology analogue and permeable reactive analog material filling process; (4) three districts (contaminated area, purifying area and permeable reactive district) water stream characteristics simulation; (5) carry out experimental observation, record data.Wherein
(contaminated area, purifying area and permeable reactive district) position, (1) three district and size are determined: according to simulated object, left infiltration wallboard on the body frame device, right infiltration wallboard are regulated, and by tighten bolt, lower fastening bolt carry out fastening, to mark off position and the size in three districts (contaminated area, purifying area and permeable reactive district);
(2) pollution source control box height and volume size are determined: according to the analog position height of pollution source and volume size contaminated area left side backplate and top fixed beam respectively up and down and at the bottom of the move left and right slip flase floor, Slideslip flase floor and fix by lag bolt and thru-bolt to rational position;
(3) geology analogue and permeable reactive analog material the filling process: the front-back at the body frame device is installed armourplate glass from down to up successively, between armourplate glass and the body frame device by butter and bolt seal, fastening.Adopt sealing-plug that soil shifting opening, pollutant extraction aperture, purification thing extraction aperture are carried out airtight sealing of hole, and close left and right sides flow velocity valve.Carry out the filling of contaminated area, purifying area geology analogue according to the simulation region geologic information, carry out the filling of permeable reactive analog material in the permeable reactive district, different geology analogues are asked and are adopted mica to carry out layering, and adopt weight by certain dynamics compacting.One group of armourplate glass of every installation carries out the filling of geology analogue and the permeable reactive analog material in primary pollution district, purifying area, permeable reactive district;
(4) three districts (contaminated area, purifying area and permeable reactive district) water stream characteristics simulation: selected pollution source analog material, specifying the pollution source control box to carry out the filling of pollution source analog material.By plug water filling glass tube and external water flood flexible pipe are joined, adjust water injection pressure and carry out water filling, regulate right flow velocity valve, observe water level index pipe, reach the requirement of simulation region water level, finish the groundwater flow characteristic simulation;
(5) experimental data observation and record: according to the time ask requirement of similarity, to the indices of contaminated area, purifying area observe, record data.
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| CN104677592A (en) * | 2015-03-14 | 2015-06-03 | 山西潞安环保能源开发股份有限公司 | Three-dimensional dynamic simulation test stand for regional underground water flow field |
| CN105359857A (en) * | 2015-11-11 | 2016-03-02 | 重庆国农环境科技股份有限公司 | Linkage-type illumination intensity adjusting structure of Braseniaschreberi paddy field with water quality detection function |
| CN106153870A (en) * | 2016-09-14 | 2016-11-23 | 长江师范学院 | Tester experimental enviroment parameter simulation control system that salt is swollen |
| CN106248907A (en) * | 2016-09-14 | 2016-12-21 | 长江师范学院 | A kind of salt swollen tester sample bucket |
| CN106290798A (en) * | 2016-09-14 | 2017-01-04 | 长江师范学院 | A kind of high accuracy swollen testing equipment of salt |
| CN106290797A (en) * | 2016-09-14 | 2017-01-04 | 长江师范学院 | A kind of swollen tester of multi-functional salt |
| CN106324220A (en) * | 2016-09-14 | 2017-01-11 | 长江师范学院 | Method for improving detection accuracy of saline soil salt expansion experiment |
| CN106370815A (en) * | 2016-09-14 | 2017-02-01 | 长江师范学院 | Method for controlling dryness and humidity of salt expansion test |
| CN107423467A (en) * | 2017-04-18 | 2017-12-01 | 武汉科技大学 | A kind of three-dimensional pollution sources localization method close to lake bank |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677592A (en) * | 2015-03-14 | 2015-06-03 | 山西潞安环保能源开发股份有限公司 | Three-dimensional dynamic simulation test stand for regional underground water flow field |
| CN105359857A (en) * | 2015-11-11 | 2016-03-02 | 重庆国农环境科技股份有限公司 | Linkage-type illumination intensity adjusting structure of Braseniaschreberi paddy field with water quality detection function |
| CN105359857B (en) * | 2015-11-11 | 2017-11-10 | 重庆国农环境科技股份有限公司 | A kind of coordinated type water shield paddy field intensity of illumination adjustment structure for possessing water quality detecting function |
| CN106153870A (en) * | 2016-09-14 | 2016-11-23 | 长江师范学院 | Tester experimental enviroment parameter simulation control system that salt is swollen |
| CN106248907A (en) * | 2016-09-14 | 2016-12-21 | 长江师范学院 | A kind of salt swollen tester sample bucket |
| CN106290798A (en) * | 2016-09-14 | 2017-01-04 | 长江师范学院 | A kind of high accuracy swollen testing equipment of salt |
| CN106290797A (en) * | 2016-09-14 | 2017-01-04 | 长江师范学院 | A kind of swollen tester of multi-functional salt |
| CN106324220A (en) * | 2016-09-14 | 2017-01-11 | 长江师范学院 | Method for improving detection accuracy of saline soil salt expansion experiment |
| CN106370815A (en) * | 2016-09-14 | 2017-02-01 | 长江师范学院 | Method for controlling dryness and humidity of salt expansion test |
| CN106153870B (en) * | 2016-09-14 | 2018-05-04 | 长江师范学院 | Tester experimental enviroment parameter simulation control system that salt is swollen |
| CN106370815B (en) * | 2016-09-14 | 2018-10-23 | 长江师范学院 | A kind of swollen experiment humidity control method of salt |
| CN107423467A (en) * | 2017-04-18 | 2017-12-01 | 武汉科技大学 | A kind of three-dimensional pollution sources localization method close to lake bank |
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