CN110441275A - The water pumping experiment of vertical grouting curtain defective locations determines system and method - Google Patents
The water pumping experiment of vertical grouting curtain defective locations determines system and method Download PDFInfo
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- G—PHYSICS
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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- G01M3/00—Investigating fluid-tightness of structures
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- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
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Abstract
The invention discloses a kind of water pumping experiments of vertical grouting curtain defective locations to determine system and method, the water pumping experiment determines that system includes defect dipoles module and defect determining module, the defect dipoles module includes detection position generation unit and data processing unit, the data processing unit is connect with defect determining module, the detection position generation unit is for generating experiment detection position, the data processing unit is used to carry out data acquisition to the information of experiment detection position, data analyze sum number it is judged that, the defect determining module includes defect area generation unit and defective locations probe unit, the defect area generation unit is used to generate defect area according to the result of data processing unit, the defective locations probe unit is used for the specific location of detecting defects, detection position generation unit includes pumped well position Generation unit and positioning view well logging generation unit.
Description
Technical field
The present invention relates to dangerous waste landfill site seepage prevention engineering field, specifically a kind of vertical grouting curtain defective locations draw water
It tests and determines system and method.
Background technique
Security landfill field be it is a kind of hazardous waste is placed or storage disposal facility in the soil, the purpose is to burying or
The characteristic for changing hazardous waste, cannot recycle its useful constituent suitable for landfill stabilization, cannot recycle its energy
Hazardous waste, landfill yard can be divided into isolated form landfill yard, control type landfill yard and stable type landfill yard three basic forms of it, dangerous waste
Landfill yard belongs to isolated form landfill yard.The integration objective of full landfill yard is to reach as far as possible to be environmentally isolated with hazardous waste,
Landfill yard is frequently with vertical grouting curtain usually in vertical grouting curtain.Vertical grouting curtain is to build sealant in landfill yard
Around, mainly using impermeable barrier or aquiclude existing for landfill yard ground beneath, vertical seal layer is constructed thereon, to reach
It is controlled in the purpose within landfill yard to by landfill gas and waste percolate, also has and surrounding underground water is prevented to flow into landfill yard
Function.But as the long-time of vertical grouting curtain uses, vertical grouting curtain is possible to generate defect, if right not in time
The defective locations of vertical grouting curtain are repaired, it is possible to cause outside the gas and waste percolate outflow landfill yard of landfill,
Movable undesirable shadow can all be generated to the health of groundwater environment around, neighbouring inhabitation crowd, daily life and production
It rings.But the defective locations of vertical grouting curtain can not be quickly and effectively determined in existing technology.
Summary of the invention
The purpose of the present invention is to provide a kind of water pumping experiments of vertical grouting curtain defective locations to determine system and method,
To solve the problems of the prior art.
To achieve the above object, the invention provides the following technical scheme:
A kind of water pumping experiment of vertical grouting curtain defective locations determines system, and the water pumping experiment determines that system includes that defect is sentenced
Disconnected module and defect determining module, the defect dipoles module includes detecting position generation unit and data processing unit, described
Data processing unit is connect with defect determining module, and the detection position generation unit is described for generating experiment detection position
Data processing unit be used for experiment detection position information carry out data acquisition, data analysis sum number it is judged that, the defect
Determining module includes defect area generation unit and defective locations probe unit, and the defect area generation unit is used for according to number
Defect area is generated according to the result of processing unit, the defective locations probe unit is used for the specific location of detecting defects.
In the above-mentioned technical solutions, defect dipoles module is for judging the whether defective position of vertical grouting curtain, when scarce
When sunken judgment module judges the vertical grouting curtain defective position, defect determining module determines the tool of vertical grouting curtain
Body position.When data processing unit judges that vertical grouting curtain generates defect, defect candidate reference well is found out, defect area is raw
Determine that defect area, defective locations probe unit only need to visit in defect area on the basis of defect candidate reference well at unit
The specific location for surveying defect, enables defective locations probe unit to be quickly found out the specific location of defect, shortens and detect
The duration of defect specific location, improves detection efficient
Preferably, detection position generation unit includes that pumped well position generation unit and positioning view well logging generate list
Member, the data processing unit include waterlevel data acquisition unit, waterlevel data comparing unit, tracer content detection unit,
Tracer content comparing unit and comprehensive descision unit, pumped well position generation unit are used to generate the best reality of pumped well
Position is tested, the positioning view well logging generation unit is used to generate the experimental site of positioning view well logging, and the waterlevel data acquisition is single
Member is for acquiring the waterlevel data in positioning view well logging, and the waterlevel data comparing unit is for the water in comparison and location inspection well
The size of position pace of change, and choosing two positioning view well loggings according to the size of SEA LEVEL VARIATION speed is the first candidate well, it is described
Tracer content detection unit is used to detect the content of fluorescent tracer in pumped well, and the tracer content comparing unit is used for
The size of more each fluorescent tracing agent content, and choosing the well logging of two positioning views according to the size of fluorescent tracing agent content is the
Two candidate wells, the comprehensive descision unit are sentenced according to the comparison result of waterlevel data comparing unit and tracer content comparing unit
Whether disconnected vertical grouting curtain generates defect.
In the above-mentioned technical solutions, phase can be carried out to vertical grouting curtain by generating the best experimental site of pumped well
To quickly comprehensive a possibility that checking, reducing missing inspection；When by drawing water SEA LEVEL VARIATION speed and the content of fluorescent tracer this
Two aspects improve jointly to judge whether vertical grouting curtain generates defect and judge whether vertical grouting curtain generates defect
Accuracy.
Preferably, pumped well position generation unit includes that central point searches unit and central point judgement list
Member, the central point search unit and are used to search the central point of determining dangerous waste landfill yard and the central point on seepage proof curtain boundary, institute
Central point judging unit is stated for judging that the position between the central point of dangerous waste landfill yard and the central point on seepage proof curtain boundary is closed
System, the positioning view well logging generation unit include random generation unit and follow generation unit, and the random generation unit is used for
The position of positioning view well logging is generated at random, it is described to follow generation unit raw according to the position of the positioning view well logging generated at random
The position logged well at other positioning views.
Preferably, the comprehensive descision unit includes position comparing unit, threshold value comparison unit and defect area
Division unit, the threshold value comparison unit include tracer threshold value comparison unit and SEA LEVEL VARIATION threshold speed comparing unit, institute
Rheme sets comparing unit and is used for judging whether two the first candidate wells are identical as the position of two the second candidate wells, the tracer
Threshold value comparison unit is used to compare the relationship between the difference and tracer content threshold value of two candidate well tracer contents, the water
Position pace of change threshold value comparison unit be used for compare two candidate well SEA LEVEL VARIATION speed averages difference and average value threshold value it
Between relationship, the defect area division unit marks off specific defect on seepage proof curtain according to the result of threshold value comparison unit
Position.
A kind of water pumping experiment of vertical grouting curtain defective locations determines method, and the Experimental Determination Method includes that judgement is
No generation defective locations filter out defect candidate reference well, and determine according to defect candidate well if judgement generates defective locations
Defective locations；If judging no defective locations, it is good to export the vertical grouting curtain.
Preferably, it is described judge whether generate defective locations the following steps are included:
S11: the position of pumped well is determined:
S111: the central point D of dangerous waste landfill yard and the central point E on seepage proof curtain boundary are determined；
S112: the positional relationship between the central point D of dangerous waste landfill yard and the central point E on seepage proof curtain boundary is judged, according to two
The positional relationship of person determines the position of pumped well；By the central point D of dangerous waste landfill yard and the central point on seepage proof curtain boundary it
Between determine the position of pumped well, convenient for can more comprehensively cover whether the vertical grouting curtain of detection dangerous waste landfill yard generates
Defect
S12: the position of four positioning views well logging is determined；
S13: suction pump draws water from pumped well, primary every 10 minutes within incipient 1 hour to obtain pumped well and determine
The waterlevel data of position inspection well obtains the waterlevel data of pumped well and positioning view well logging, until the knot that draws water every half an hour later
Beam；
S14: the waterlevel data logged well according to the pumped well of acquisition and positioning view compares the SEA LEVEL VARIATION speed of four positioning view well loggings
Degree sorts the average value of SEA LEVEL VARIATION speed by sequence from big to small, and water intaking position pace of change average value sorts the first two
Corresponding positioning view well logging is the first No.1 candidate well and the one No. two candidate well；
S15: being separately added into the different fluorescent tracers of four kinds of equivalent into the well logging of four positioning views, and with suction pump from drawing water
A certain amount of water is extracted in well, is spaced half an hour, is detected the content of these four fluorescent tracers in pumped well respectively, is then compared
Compared with the content size of these four fluorescent tracers, fluorescent tracing agent content is sorted by sequence from big to small, takes fluorescent tracing
Agent content sort positioning view corresponding to the first two well logging be the second No.1 candidate well and the 2nd No. two candidate well；
S16: according to the first No.1 candidate well, the one No. two candidate well, the second No.1 candidate well, the 2nd No. two candidate well, judgement
Whether the vertical grouting curtain generates defect:
Preferably, the determining defective locations the following steps are included:
S21: using the center of defect candidate reference well as the center of circle, make region circle by radius of R1；
S22: region is round to meet at two o'clock with seepage proof curtain boundary, and the region is round to meet at two o'clock with seepage proof curtain boundary, this two o'clock it
Between seepage proof curtain be defect area；
S23: geologic radar detection defect area is used, determines the specific location of seepage proof curtain defect.
In the above-mentioned technical solutions, the defect area where the specific location of defect is first found out on seepage proof curtain, then
The specific location of defect is found out in detecting defects region.It first contracts, then uses geologic radar detection again, this method can shorten
The higher detection accuracy of the basic guarantee of detection time, not only detection efficient is high, but also is not easy under-enumeration.
Preferably, in the step S2 four positioning views of determination well logging position the following steps are included:
S121: being arbitrarily designated the position of positioning view well logging, if the centre point of positioning view well logging is F；
S122: using the centre point O of pumped well as the center of circle, the distance between centre point F and centre point O are that radius makees setting circle；
S123: centered on the centre point O of pumped well, centre point F and the straight line where centre point O are X-axis, with centre point F and
The vertical straight line of straight line where centre point O is Y-axis, establishes rectangular coordinate system；
S124: four intersection points of rectangular coordinate system and setting circle are the position of four positioning views well logging.
In the above-mentioned technical solutions, positioning view well logging is evenly distributed in around pumped well, less because positioning view is logged well
Being unevenly distributed influences experiment bring.
Preferably, the method for judging whether the vertical grouting curtain generates defect in the step S16 includes:
Compare the position where the first No.1 candidate well and the position where the second No.1 candidate well,
If the position where the first No.1 candidate well is different from the position where the second No.1 candidate well, the vertical seepage control is judged
Curtain does not generate defect；
If the position where the first No.1 candidate well is identical as the position where the second No.1 candidate well, the second No.1 time is calculated
The difference m for selecting fluorescent tracing agent content corresponding to well and the 2nd No. two candidate well, difference m and the fluorescence of fluorescent tracing agent content are shown
Track agent content threshold value M is compared,
If m > M, judge that the vertical grouting curtain generates defect, and the position where the first No.1 candidate well is defect candidate ginseng
Examine well；
If m≤M, the difference v of the SEA LEVEL VARIATION speed average of the first No.1 candidate well and the one No. two candidate well is calculated, it will
The difference v of SEA LEVEL VARIATION speed average is compared with SEA LEVEL VARIATION speed average threshold value V,
If v≤V, judge that the vertical grouting curtain does not generate defect；
If v > V, judge that the vertical grouting curtain generates defect, and the position where the first No.1 candidate well is defect candidate ginseng
Examine well.
Preferably, the method for the position of determining pumped well includes: in the step S112
If central point D and central point E is overlapped, central point D is the centre point O of pumped well, and using O as the center of circle, brill radius is R1
Well be pumped well；
If central point D and central point E are not overlapped, central point D and central point E is connected, taking the midpoint of two o'clock line is pumped well
Centre point O, using O as the center of circle, boring the well that radius is R1 is pumped well.
On the basis of above scheme, the two aspects of SEA LEVEL VARIATION speed and the content of fluorescent tracer when by drawing water
Judge whether vertical grouting curtain generates defect jointly, reduces the accidental degree of judging result, improve judging result
Accuracy.
Compared with prior art, the beneficial effects of the present invention are: SEA LEVEL VARIATION speed and fluorescence when the present invention is by drawing water
The two aspects of the content of tracer judge whether vertical grouting curtain generates defect jointly, reduce the accidental of judging result
Degree improves the accuracy of judging result；The present invention is by first determining defect area, then the specific location of detecting defects, In
Shorten the higher detection accuracy of basic guarantee of detection time, not only detection efficient is high, but also is not easy under-enumeration.
Detailed description of the invention
Fig. 1 is the modular structure signal that a kind of water pumping experiment of vertical grouting curtain defective locations of the present invention determines system
Figure；
Fig. 2 be a kind of water pumping experiment of vertical grouting curtain defective locations of the present invention determine method judge whether generate defective bit
The flow diagram set；
Fig. 3 is four positioning view well loggings of determination that a kind of water pumping experiment of vertical grouting curtain defective locations of the present invention determines method
Position flow diagram；
Fig. 4 is the process for the determination defective locations that a kind of water pumping experiment of vertical grouting curtain defective locations of the present invention determines method
Schematic diagram.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1~4, in the embodiment of the present invention, a kind of water pumping experiment of vertical grouting curtain defective locations determines system
System, defect dipoles module include detecting position generation unit and data processing unit, data processing unit and defect determining module
Connection, detection position generation unit are used for the letter to experiment detection position for generating experiment detection position, data processing unit
Breath carry out data acquisition, data analysis sum number it is judged that, defect determining module includes defect area generation unit and defective locations
Probe unit, defect area generation unit are used to generate defect area, defective locations detection according to the result of data processing unit
Unit is used for the specific location of detecting defects.Defect dipoles module for judging the whether defective position of vertical grouting curtain, when
When defect dipoles module judges the vertical grouting curtain defective position, defect determining module determines vertical grouting curtain
Specific location.When data processing unit judges that vertical grouting curtain generates defect, defect candidate reference well, defect area are found out
Generation unit determines that defect area, defective locations probe unit are only needed in defect area on the basis of defect candidate reference well
The specific location of detecting defects enables defective locations probe unit to be quickly found out the specific location of defect, shortens detection
To the duration of defect specific location, detection efficient is improved
Detection position generation unit includes pumped well position generation unit and positioning view well logging generation unit, data processing unit packet
Include waterlevel data acquisition unit, waterlevel data comparing unit, tracer content detection unit, tracer content comparing unit and comprehensive
Judging unit is closed, pumped well position generation unit is used to generate the best experimental site of pumped well, positioning view well logging generation unit
For generating the experimental site of positioning view well logging, waterlevel data acquisition unit is used to acquire the waterlevel data in positioning view well logging,
Size of the waterlevel data comparing unit for the SEA LEVEL VARIATION speed in comparison and location inspection well, and according to SEA LEVEL VARIATION speed
It is the first candidate well that size, which chooses two positioning view well loggings, and tracer content detection unit is for detecting fluorescent tracing in pumped well
The content of agent, tracer content comparing unit are used for the size of more each fluorescent tracing agent content, and according to fluorescent tracer
It is the second candidate well that the size of content, which chooses two positioning view well loggings, and comprehensive descision unit is according to waterlevel data comparing unit and shows
The comparison result of track agent content comparing unit judges whether vertical grouting curtain generates defect.By the best reality for generating pumped well
Test a possibility that position can carry out relatively rapid comprehensive inspection, reduce missing inspection to vertical grouting curtain；Water when by drawing water
Position pace of change and the content of fluorescent tracer the two aspects judge whether vertical grouting curtain generates defect jointly, improve
Judge whether vertical grouting curtain generates the accuracy of defect.
Pumped well position generation unit includes that central point searches unit and central point judging unit, and central point is searched unit and used
In the central point for searching the central point and seepage proof curtain boundary that determine dangerous waste landfill yard, central point judging unit is for judging dangerous waste
Positional relationship between the central point of landfill yard and the central point on seepage proof curtain boundary, positioning view log well generation unit including random
Generation unit and follow generation unit, random generation unit follows generation for generating the position of positioning view well logging at random
Unit generates the position of other positioning views well logging according to the position of the positioning view well logging generated at random.
Comprehensive descision unit includes position comparing unit, threshold value comparison unit and defect area division unit, threshold value comparison
Unit includes tracer threshold value comparison unit and SEA LEVEL VARIATION threshold speed comparing unit, and position comparing unit is for judging two
Whether the first candidate well is identical as the position of two the second candidate wells, and tracer threshold value comparison unit is for comparing two candidate wells
Relationship between the difference and tracer content threshold value of tracer content, SEA LEVEL VARIATION threshold speed comparing unit is for comparing two
Relationship between the difference and average value threshold value of candidate well SEA LEVEL VARIATION speed average, defect area division unit is according to threshold value ratio
Specific defective locations on seepage proof curtain are marked off compared with the result of unit.
A kind of water pumping experiment of vertical grouting curtain defective locations determines method, and Experimental Determination Method comprises determining whether to produce
Raw defective locations filter out defect candidate reference well, and determine defect according to defect candidate well if judgement generates defective locations
Position；If judging no defective locations, it is good to export the vertical grouting curtain.
Judge whether generate defective locations the following steps are included:
S11: pumped well position generation unit determines the position of pumped well:
S111: central point searches unit and determines the central point D of dangerous waste landfill yard and the central point E on seepage proof curtain boundary；
S112: central point judging unit judges the position between the central point D of dangerous waste landfill yard and the central point E on seepage proof curtain boundary
Relationship is set, the position of pumped well is determined according to the positional relationship of the two；
S12: positioning view well logging generation unit determines the position of four positioning views well logging:
S121: random generation unit is arbitrarily designated the position of positioning view well logging, if the centre point of positioning view well logging is F；
S122: following generation unit using the centre point O of pumped well as the center of circle, and the distance between centre point F and centre point O are radius
Make setting circle；
S123: centered on the centre point O of pumped well, centre point F and the straight line where centre point O are X-axis, with centre point F and
The vertical straight line of straight line where centre point O is Y-axis, establishes rectangular coordinate system；
S124: four intersection points of rectangular coordinate system and setting circle are the position of four positioning views well logging
S13: suction pump draws water from pumped well, and waterlevel data acquisition unit is within incipient 1 hour every 10 minutes one
The secondary waterlevel data for obtaining pumped well and positioning view well logging, obtains the water level of pumped well and positioning view well logging every half an hour later
Data terminate until drawing water；
S14: the waterlevel data logged well according to the pumped well of acquisition and positioning view, waterlevel data comparing unit compare four positioning views
The SEA LEVEL VARIATION speed of well logging sorts the average value of SEA LEVEL VARIATION speed by sequence from big to small, position pace of change of fetching water
Average value sort positioning view corresponding to the first two well logging be the first No.1 candidate well and the one No. two candidate well；
S15: being separately added into the different fluorescent tracers of four kinds of equivalent into the well logging of four positioning views, and with suction pump from drawing water
A certain amount of water is extracted in well, is spaced half an hour, and tracer content detection unit detects these four fluorescence in pumped well respectively
The content of tracer, tracer content comparing unit compare the content size of these four fluorescent tracers, fluorescent tracer are contained
Amount by from big to small sequence sequence, take fluorescent tracing agent content sort positioning view corresponding to the first two well logging be the second No.1
Candidate well and the 2nd No. two candidate well；
S16: comprehensive descision unit is according to the first No.1 candidate well, the one No. two candidate well, the second No.1 candidate well, the 2nd No. two
Candidate well, judges whether the vertical grouting curtain generates defect:
Position comparing unit compares the position where the first No.1 candidate well and the position where the second No.1 candidate well,
If the position where position comparing unit judges the first No.1 candidate well is different from the position where the second No.1 candidate well,
Then judge that the vertical grouting curtain does not generate defect；
If the position where position comparing unit judges the first No.1 candidate well is identical as the position where the second No.1 candidate well,
Then calculate the difference m of fluorescent tracing agent content corresponding to the second No.1 candidate well and the 2nd No. two candidate well, tracer threshold value ratio
The difference m of fluorescent tracing agent content is compared with fluorescent tracing agent content threshold value M compared with unit,
If tracer threshold value comparison unit judges m > M, judge that the vertical grouting curtain generates defect, and the first No.1 candidate well
The position at place is defect candidate reference well, and then defect area division unit is using the center of defect candidate reference well as the center of circle,
Make region circle by radius of R1, region is round to meet at two o'clock with seepage proof curtain boundary, and the region is round to meet at two with seepage proof curtain boundary
Point, the seepage proof curtain between this two o'clock is defect area, finally uses geologic radar detection defect area, determines seepage proof curtain
The specific location of defect；
If tracer threshold value comparison unit judges m≤M, the water level for calculating the first No.1 candidate well and the one No. two candidate well becomes
Change the difference v of speed average, SEA LEVEL VARIATION threshold speed comparing unit becomes the difference v of SEA LEVEL VARIATION speed average and water level
Change speed average threshold value V to be compared,
If SEA LEVEL VARIATION threshold speed comparing unit judges v≤V, judge that the vertical grouting curtain does not generate defect,
If SEA LEVEL VARIATION threshold speed comparing unit judges v > V, judge that the vertical grouting curtain generates defect, and the first No.1
Position where candidate well is defect candidate reference well, and then defect area division unit is with the center of defect candidate reference well
Region circle is made by radius of R1 in the center of circle, and region is round to meet at two o'clock with seepage proof curtain boundary, and the region is round to hand over seepage proof curtain boundary
Seepage proof curtain between two o'clock, this two o'clock is defect area, finally uses geologic radar detection defect area, determines antiseepage
The specific location of curtain defect.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (10)
1. a kind of water pumping experiment of vertical grouting curtain defective locations determines system, it is characterised in that: the water pumping experiment determines
System includes defect dipoles module and defect determining module, and the defect dipoles module includes detection position generation unit and data
Processing unit, the data processing unit are connect with defect determining module, and the detection position generation unit is for generating experiment
Position is detected, the data processing unit is used to carry out the information of experiment detection position data acquisition, data analysis and data
Judgement, the defect determining module include defect area generation unit and defective locations probe unit, and the defect area generates
Unit is used to generate defect area according to the result of data processing unit, and the defective locations probe unit is for detecting defects
Specific location.
2. a kind of water pumping experiment of vertical grouting curtain defective locations according to claim 1 determines that system, feature exist
In: detection position generation unit include pumped well position generation unit and positioning view well logging generation unit, at the data
Reason unit includes that waterlevel data acquisition unit, waterlevel data comparing unit, tracer content detection unit, tracer content compare
Unit and comprehensive descision unit, pumped well position generation unit is used to generate the best experimental site of pumped well, described fixed
Position inspection well generation unit is used to generate the experimental site of positioning view well logging, and the waterlevel data acquisition unit is for acquiring positioning
Waterlevel data in inspection well, the waterlevel data comparing unit are big for the SEA LEVEL VARIATION speed in comparison and location inspection well
It is small, and choosing two positioning view well loggings according to the size of SEA LEVEL VARIATION speed is the first candidate well, the tracer content detection
Unit is used to detect the content of fluorescent tracer in pumped well, and the tracer content comparing unit shows for more each fluorescence
The size of track agent content, and choosing two positioning view well loggings according to the size of fluorescent tracing agent content is the second candidate well, it is described
Comprehensive descision unit judges vertical seepage control curtain according to the comparison result of waterlevel data comparing unit and tracer content comparing unit
Whether curtain generates defect.
3. a kind of water pumping experiment of vertical grouting curtain defective locations according to claim 2 determines that system, feature exist
In: pumped well position generation unit includes that central point searches unit and central point judging unit, and the central point is searched single
Member is used for for searching the central point of determining dangerous waste landfill yard and the central point on seepage proof curtain boundary, the central point judging unit
Judge the positional relationship between the central point of dangerous waste landfill yard and the central point on seepage proof curtain boundary, the positioning view well logging generates
Unit includes random generation unit and follows generation unit, and the random generation unit for generating a positioning view well logging at random
Position, it is described follow generation unit according to generate at random positioning view well logging position generate other positioning views well logging position
It sets.
4. a kind of water pumping experiment of vertical grouting curtain defective locations according to claim 2 determines that system, feature exist
In: the comprehensive descision unit includes position comparing unit, threshold value comparison unit and defect area division unit, the threshold value ratio
It include tracer threshold value comparison unit and SEA LEVEL VARIATION threshold speed comparing unit compared with unit, the position comparing unit is for sentencing
Whether disconnected two the first candidate wells are identical as the position of two the second candidate wells, and the tracer threshold value comparison unit is for comparing
Relationship between the difference and tracer content threshold value of two candidate well tracer contents, the SEA LEVEL VARIATION threshold speed are more single
Relationship between difference and average value threshold value of the member for comparing two candidate well SEA LEVEL VARIATION speed averages, the defect area
Division unit marks off specific defective locations on seepage proof curtain according to the result of threshold value comparison unit.
5. a kind of water pumping experiment of vertical grouting curtain defective locations determines method, it is characterised in that: the Experimental Determination Method
It comprises determining whether to generate defective locations, if judgement generates defective locations, filters out defect candidate reference well, and according to defect
Candidate well determines defective locations；If judging no defective locations, it is good to export the vertical grouting curtain.
6. a kind of water pumping experiment of vertical grouting curtain defective locations according to claim 5 determines that method, feature exist
In: it is described judge whether generate defective locations the following steps are included:
S11: the position of pumped well is determined:
S111: the central point D of dangerous waste landfill yard and the central point E on seepage proof curtain boundary are determined；
S112: the positional relationship between the central point D of dangerous waste landfill yard and the central point E on seepage proof curtain boundary is judged, according to two
The positional relationship of person determines the position of pumped well；
S12: the position of four positioning views well logging is determined；
S13: suction pump draws water from pumped well, primary every 10 minutes within incipient 1 hour to obtain pumped well and determine
The waterlevel data of position inspection well obtains the waterlevel data of pumped well and positioning view well logging, until the knot that draws water every half an hour later
Beam；
S14: the waterlevel data logged well according to the pumped well of acquisition and positioning view compares the SEA LEVEL VARIATION speed of four positioning view well loggings
Degree sorts the average value of SEA LEVEL VARIATION speed by sequence from big to small, and water intaking position pace of change average value sorts the first two
Corresponding positioning view well logging is the first No.1 candidate well and the one No. two candidate well；
S15: being separately added into the different fluorescent tracers of four kinds of equivalent into the well logging of four positioning views, and with suction pump from drawing water
A certain amount of water is extracted in well, is spaced half an hour, is detected the content of these four fluorescent tracers in pumped well respectively, is then compared
Compared with the content size of these four fluorescent tracers, fluorescent tracing agent content is sorted by sequence from big to small, takes fluorescent tracing
Agent content sort positioning view corresponding to the first two well logging be the second No.1 candidate well and the 2nd No. two candidate well；
S16: according to the first No.1 candidate well, the one No. two candidate well, the second No.1 candidate well, the 2nd No. two candidate well, judgement
Whether the vertical grouting curtain generates defect.
7. a kind of water pumping experiment of vertical grouting curtain defective locations according to claim 5 determines that method, feature exist
In: determining defective locations the following steps are included:
S21: using the center of defect candidate reference well as the center of circle, make region circle by radius of R1；
S22: region is round to meet at two o'clock with seepage proof curtain boundary, and the region is round to meet at two o'clock with seepage proof curtain boundary, this two o'clock it
Between seepage proof curtain be defect area；
S23: geologic radar detection defect area is used, determines the specific location of seepage proof curtain defect.
8. a kind of water pumping experiment of vertical grouting curtain defective locations according to claim 6 determines that method, feature exist
In the position of: four positioning views of determination in step S2 well logging the following steps are included:
S121: being arbitrarily designated the position of positioning view well logging, if the centre point of positioning view well logging is F；
S122: using the centre point O of pumped well as the center of circle, the distance between centre point F and centre point O are that radius makees setting circle；
S123: centered on the centre point O of pumped well, centre point F and the straight line where centre point O are X-axis, with centre point F and
The vertical straight line of straight line where centre point O is Y-axis, establishes rectangular coordinate system；
S124: four intersection points of rectangular coordinate system and setting circle are the position of four positioning views well logging.
9. a kind of water pumping experiment of vertical grouting curtain defective locations according to claim 6 determines that method, feature exist
In: the method for judging whether the vertical grouting curtain generates defect in the step S16 includes:
Position comparing unit compares the position where the first No.1 candidate well and the position where the second No.1 candidate well,
If the position where the first No.1 candidate well is different from the position where the second No.1 candidate well, the vertical seepage control is judged
Curtain does not generate defect, then it is good to export the vertical grouting curtain；
If the position where the first No.1 candidate well is identical as the position where the second No.1 candidate well, the second No.1 time is calculated
The difference m for selecting fluorescent tracing agent content corresponding to well and the 2nd No. two candidate well, difference m and the fluorescence of fluorescent tracing agent content are shown
Track agent content threshold value M is compared,
If m > M, judge that the vertical grouting curtain generates defect, and the position where the first No.1 candidate well is defect candidate ginseng
Examine well；
If m≤M, the difference v of the SEA LEVEL VARIATION speed average of the first No.1 candidate well and the one No. two candidate well is calculated, it will
The difference v of SEA LEVEL VARIATION speed average is compared with SEA LEVEL VARIATION speed average threshold value V,
If v≤V, judge that the vertical grouting curtain does not generate defect,
If v > V, judge that the vertical grouting curtain generates defect, and the position where the first No.1 candidate well is defect candidate ginseng
Examine well.
10. a kind of water pumping experiment of vertical grouting curtain defective locations according to claim 5 determines that method, feature exist
In: the method that the position of pumped well is determined in the step S112 includes:
If central point D and central point E is overlapped, central point D is the centre point O of pumped well, and using O as the center of circle, brill radius is R1
Well be pumped well；
If central point D and central point E are not overlapped, central point D and central point E is connected, taking the midpoint of two o'clock line is pumped well
Centre point O, using O as the center of circle, boring the well that radius is R1 is pumped well.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010390324.6A CN111707648A (en) | 2019-08-13 | 2019-08-13 | System for determining water pumping experiment of defect position of vertical impervious curtain of hazardous waste landfill |
| CN201910743881.9A CN110441275B (en) | 2019-08-13 | 2019-08-13 | System and method for determining defect position of vertical impervious curtain in water pumping experiment |
| CN202010384174.8A CN111707647A (en) | 2019-08-13 | 2019-08-13 | Method for determining defect position of vertical impervious curtain of hazardous waste landfill site through water pumping experiment |
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| CN201910743881.9A CN110441275B (en) | 2019-08-13 | 2019-08-13 | System and method for determining defect position of vertical impervious curtain in water pumping experiment |
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| CN202010390324.6A Division CN111707648A (en) | 2019-08-13 | 2019-08-13 | System for determining water pumping experiment of defect position of vertical impervious curtain of hazardous waste landfill |
| CN202010384174.8A Division CN111707647A (en) | 2019-08-13 | 2019-08-13 | Method for determining defect position of vertical impervious curtain of hazardous waste landfill site through water pumping experiment |
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| CN202010390324.6A Withdrawn CN111707648A (en) | 2019-08-13 | 2019-08-13 | System for determining water pumping experiment of defect position of vertical impervious curtain of hazardous waste landfill |
| CN202010384174.8A Withdrawn CN111707647A (en) | 2019-08-13 | 2019-08-13 | Method for determining defect position of vertical impervious curtain of hazardous waste landfill site through water pumping experiment |
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| CN202010384174.8A Withdrawn CN111707647A (en) | 2019-08-13 | 2019-08-13 | Method for determining defect position of vertical impervious curtain of hazardous waste landfill site through water pumping experiment |
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| CN110441275B (en) | 2020-05-15 |
| CN111707648A (en) | 2020-09-25 |
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