CN206348292U - Polluted Soil detection arrangement of measuring-line structure based on three-dimensional high-density resistivity method - Google Patents
Polluted Soil detection arrangement of measuring-line structure based on three-dimensional high-density resistivity method Download PDFInfo
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- CN206348292U CN206348292U CN201621433686.4U CN201621433686U CN206348292U CN 206348292 U CN206348292 U CN 206348292U CN 201621433686 U CN201621433686 U CN 201621433686U CN 206348292 U CN206348292 U CN 206348292U
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- 238000001514 detection method Methods 0.000 title claims abstract description 86
- 239000002689 soil Substances 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 28
- 239000003344 environmental pollutant Substances 0.000 claims abstract description 11
- 231100000719 pollutant Toxicity 0.000 claims abstract description 11
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 230000037237 body shape Effects 0.000 abstract description 4
- 238000012360 testing method Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 238000007405 data analysis Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000002596 correlated effect Effects 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000003317 industrial substance Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 244000052769 pathogen Species 0.000 description 1
- 230000002688 persistence Effects 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
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Abstract
Arrangement of measuring-line structure is detected the utility model discloses a kind of Polluted Soil based on three-dimensional high-density resistivity method, for detecting the pollutant distribution situation in Polluted area, the contaminated area includes being provided with survey line at least one planar detection unit region, the planar detection unit region；The survey line includes some detecting electrodes that equally lattice-like is distributed in the planar detection unit region and the single or many detection cable to be connected in series for being sequentially connected each detecting electrode.The utility model has the advantages that, collection period is shorter, input cost is relatively low, operating efficiency greatly improved, and collection result is presented in body shape form, with more intuitive.
Description
Technical field
The utility model is related to rock and soil engineering detection and testing field, and in particular to one kind is based on three-dimensional high-density resistivity
The Polluted Soil detection arrangement of measuring-line structure of method.
Background technology
Manufacturing industry scale constantly expands now, and the level of urbanization is improved constantly, and social economy is flourished.But
In scientific and technological level development, while living standards of the people are improved, environmental pollution is but increasingly serious, is caused seriously to the ecosystem
Destruction, have impact on the quality of life of the mankind, healthy and life activity, and cause a series of social concern, make
About expanding economy.In major pollution problems, the problem of land pollution also turns into more severe, wherein occur it is most,
The maximum species of harm have heavy metal, petroleum hydrocarbon, persistence organic pollutant, other industrial chemicals, eutrophic discarded object,
Radioactive element and pathogenic organisms etc..For contaminated soil and place, A+E is made immediately, using detection skill
Art is detected to contaminated area, carries out assessment, the work administered and developed again.
Current Domestic is still more single on the detection technique means of Polluted Soil, relies primarily on drill hole sampling and carries out in fact
Test room analysis to determine the pollution level and approximate range of Polluted Soil, however, the method for drill hole sampling analysis is only capable of embodying single-point
The Polluted Soil information of position, collection, analytical cycle are longer, and cost is higher, and limited amount, without representativeness, there is general to put
The suspicion in face.At present, some units also lay the detection that a plurality of survey line carries out Polluted Soil using conventional two-dimensional high-density electric, then
A plurality of detection cross-sectional data is analyzed, the distribution of pollutant is determined, but because a plurality of section is detected several times,
There is inconsistent, the subsurface resistivity distribution of a plurality of section reflection in data acquisition time, electrode grounding requirement, condition of power supply etc.
It is possible to because the difference of these conditions produces non-objective difference, and then may influence the accuracy of final detection result.
The content of the invention
The purpose of this utility model is according to electric based on three-dimensional high-density there is provided one kind in place of above-mentioned the deficiencies in the prior art
The Polluted Soil detection arrangement of measuring-line structure of resistance rate method, can once be completed pair by the structure using three-dimensional high-density resistivity method
The detection of Polluted area, solving repeated detection causes the problem of measuring condition is inconsistent.
The utility model purpose is realized and completed by following technical scheme：
A kind of Polluted Soil detection arrangement of measuring-line structure based on three-dimensional high-density resistivity method, for detecting in Polluted area
Pollutant distribution situation, the contaminated area include at least one planar detection unit region, it is characterised in that：The planar inspection
Survey in unit area and be provided with survey line；The survey line includes equally lattice-like and is distributed in the planar detection unit region
Some detecting electrodes and be sequentially connected the single or many detection cable to be connected in series of each detecting electrode.
The detection cable is distributed in the planar detection unit region in arc type.
The detection cable is distributed in the planar detection unit region in Back Word type.
The detection cable is located at the earth's surface in the planar detection unit region.
The coverage of all planar detection unit regional ensembles includes the Polluted area and the contaminated area
The uncontaminated region of overseas side.
Each detecting electrode equidistantly distributed in the planar detection unit region, the detecting electrode insertion is described
Polluted area or angle and depth in the soil in the uncontaminated area are consistent, the perpendicular insertion of the detecting electrode.
Spacing between the detecting electrode is 0.2-2.0m.
The utility model has the advantages that,（1）Collection period is shorter, input cost is relatively low, operating efficiency greatly improved, and
And collection result is presented in body shape form, with more intuitive；（2）It is compared to traditional dimensional high-density resistance rate method detection skill
Art is needed to arrange a plurality of survey line repeated detection, and the Polluted Soil detection method based on three-dimensional high-density resistivity method is used and once arranged
3 D resistivity distribution situation in all detecting electrodes, disposable collection laying electrode zone, the time conditions of data acquisition,
Condition of power supply and electrode grounding requirement etc. have uniformity, so that the resistivity value obtained has more comparativity and contrastive,
Testing result is more reliable.
Brief description of the drawings
Fig. 1 is the first reality of Polluted Soil detection arrangement of measuring-line structure of the utility model based on three-dimensional high-density resistivity method
Apply the top view of example；
Fig. 2 is that the utility model is Polluted Soil detection arrangement of measuring-line of the utility model based on three-dimensional high-density resistivity method
The top view of the second embodiment of structure；
Fig. 3 is that the utility model is Polluted Soil detection arrangement of measuring-line of the utility model based on three-dimensional high-density resistivity method
The top view of the 3rd embodiment of structure.
Embodiment
Feature of the present utility model and other correlated characteristics are made further specifically by embodiment below in conjunction with accompanying drawing
It is bright, in order to the understanding of technical staff of the same trade：
Mark 1-6 is respectively in such as Fig. 1-3, figure：Polluted area 1, planar detection unit region 2, survey line 3, uncontaminated area
Domain 4, detecting electrode 5, detection cable 6.
Embodiment 1：As shown in figure 1, the present embodiment is specifically related to a kind of Polluted Soil based on three-dimensional high-density resistivity method
Arrangement of measuring-line structure is detected, it includes being arranged on the planar detection unit region 2 of Polluted area 1；In planar detection unit region 2
It is provided with the survey line 3 for detecting soil resistivity；In the present embodiment, planar detection unit region 2 in Polluted area 1
Number is one, uncontaminated region 4 of the coverage of planar detection unit region 2 comprising Polluted area 1 and the outside of Polluted area 1
（In Fig. 1 outside dotted line circle）.
In the present embodiment, survey line 3 includes the detection electricity that equally lattice-like is distributed in planar detection unit region 2
Pole 5 and the single detection cable 6 for being sequentially connected each detecting electrode 5；The detection cable 6 of survey line 3 uses bow word as shown in Figure 1
The mode of type wiring is distributed in the earth's surface in planar detection unit region 2；Survey line 3 is used to detect native in planar detection unit region 2
The resistivity of earth, the Polluted area 1 and uncontaminated region 4 that survey line 3 can be covered to planar detection unit region 2 is carried out simultaneously
Detection, so as to which the normal resistance rate of the resistivity anomaly value of Polluted area 1 in resistivity measurement result and uncontaminated region 4 is carried on the back
Scape value is compared, so as to judge the actual exact extension and distribution situation of Polluted area 1.
The present embodiment is in the specific implementation：The length of the survey line 3 of three-dimensional high-density resistivity method and the number of detecting electrode 5
Choosing comprehensively determination, detecting electrode 5 need to be carried out according to the precision for estimating depth and detection of the pollutant distribution in Polluted area 1
Between spacing is smaller, detection accuracy is higher, under conditions of the number of detecting electrode 5 is certain, the survey line 3 of High Density Resistivity
Unidirectional length is longer, investigation depth is bigger, but precision is also lower.Generally, the one direction length of survey line 3 should be plan
6 times or so of pollutant depth capacity are detected, such as estimates pollutant distribution in 5 meters of underground depth, then one direction can be arranged
Survey line length is 30 meters, using 0.2m-2.0m electrode spacings, and one direction needs 15, electrode, and whole piece bow font survey line 3 needs number of electrodes
225.
Surveyed using the detection of the Polluted Soil based on the three-dimensional high-density resistivity method arrangement of measuring-line structure of the present embodiment
During amount, survey line 3 is laid in planar detection unit region 2 first；Distance is demarcated using tape measure, detecting electrode 5 is pressed into Fig. 1
Shown bow font is equidistantly inserted in the soil in Polluted area 1 and uncontaminated region 4；If desired it is dirty in Polluted area 1 or not
Contaminate region 4 without in soil region arrange detecting electrode 5, then can by outputed in without soil region corresponding hole site for insert
Enter detecting electrode 5, or by neighbouring soil be placed on arrangement of measuring-line direction along for placing the insertion of detecting electrode 5.If
Angle and depth in the dry insertion of detecting electrode 5 soil are consistent, and detecting electrode 5 is inserted perpendicularly into.Adjacent detection electricity
By detecting that cable 6 is connected between pole 5, all detecting electrodes 5 are by detecting that cable 6 connects to form three-dimensional to bend zag manner
The survey line 3 of High Density Resistivity.
After the completion of survey line 3 is arranged, adopted according to the operation requirement of resistivity acquisition instrument using three-dimensional high-density resistivity method
Collect the resistivity data between each detecting electrode 5 on survey line 3；The resistivity data then gathered using related software to survey line 3
3-d inversion processing is carried out, the resistivity performance data in the planar detection unit region 2 at the place of survey line 3 is obtained after processing, into
Fruit data are shown with the image of said three-dimensional body shape form, so as to further analyze, judge three-dimensional point of the pollutant in underground
Cloth situation.
In data analysis process, compare resistivity data and the uncontaminated region 4 of Polluted area 1 that survey line 3 is measured
Resistivity data, in combination with the resistivity performance data of 3-d inversion processing generation, judges the pollutant point in Polluted area 1
Cloth situation.Under normal conditions, the resistivity of the soil in Polluted area 1 is due to the presence of pollutant, what Polluted area 1 was measured
There is certain difference in the resistivity that resistivity can be measured with uncontamination region 1.In data analysis process, by uncontaminated region
4 resistivity data is as normal background value, and the resistivity profile data obtained with 3-d inversion processing are compared, so that right
The resistivity anomaly value size of pollutant and distributional pattern carry out comprehensive analysis in Polluted area 1, determine pollution in Polluted area 1
Distribution situation of the thing in three dimensions.
Embodiment 2：As shown in Fig. 2 the main distinction of the present embodiment and embodiment 1 is the detection cable 6 in survey line 3
Arrangement；In the present embodiment, detection cable 6 is laid in inside planar detection unit region 2 by the way of three-back-shaped；Inspection
Cable 6 is surveyed from the edge in planar detection unit region 2 gradually to the rectangular Spiral distribution in center.
Embodiment 3：As shown in figure 3, the main distinction of the present embodiment and embodiment 1 and embodiment 2 is that planar is detected
The number of unit area 2.By the above, the survey line 3 of High Density Resistivity is unidirectional length is longer, detection
Depth is bigger, but precision is also lower；Therefore for the huge Polluted area 1 of area, it is impossible to use single planar detection unit area
Domain 2 is covered.
In the present embodiment, Polluted area 1 is covered by four planar detection unit regions 2；In order to obtain reduced value,
The coverage in planar detection unit region 2 is comprising uncontaminated on the outside of Polluted area 1 and Polluted area 1 in the present embodiment
Region 4.Lay the survey line 3 of a High Density Resistivity in each inside of planar detection unit region 2；Survey line 3 can be using real
Apply the bow font wiring in example 1, it would however also be possible to employ the three-back-shaped wiring in embodiment 2；Each survey line 3 is respectively connected with resistivity and adopted
Collect instrument, when gathering resistivity data, each planar detection unit region 2 disposably completes the test of all detecting electrodes 5
The collection of data.
The advantageous effects of the present embodiment are：（1）Collection period is shorter, input cost is relatively low, work greatly improved
Efficiency, and collection result is with the presentation of body shape form, with more intuitive；（2）It is compared to traditional dimensional high-density resistance rate
Method detection technique is needed to arrange a plurality of survey line repeated detection, and the Polluted Soil detection method based on three-dimensional high-density resistivity method is used
All detecting electrodes are once arranged, the 3 D resistivity distribution situation in electrode zone is laid in disposable collection, data acquisition
Time conditions, condition of power supply and electrode grounding requirement etc. have uniformity, so that the resistivity value obtained has more comparativity
And contrastive, testing result is more reliable.
Claims (7)
1. a kind of Polluted Soil detection arrangement of measuring-line structure based on three-dimensional high-density resistivity method, for detecting in Polluted area
Pollutant distribution situation, the contaminated area includes at least one planar detection unit region, it is characterised in that：The planar detection
Survey line is provided with unit area；The survey line includes equally lattice-like and is distributed in the planar detection unit region
Some detecting electrodes and the single or many detection cable to be connected in series for being sequentially connected each detecting electrode.
2. a kind of Polluted Soil detection arrangement of measuring-line structure based on three-dimensional high-density resistivity method according to claim 1,
It is characterized in that：The detection cable is distributed in the planar detection unit region in arc type.
3. a kind of Polluted Soil detection arrangement of measuring-line structure based on three-dimensional high-density resistivity method according to claim 1,
It is characterized in that：The detection cable is distributed in the planar detection unit region in Back Word type.
4. a kind of Polluted Soil detection based on three-dimensional high-density resistivity method as claimed in any of claims 1 to 3
Arrangement of measuring-line structure, it is characterised in that：The detection cable is located at the earth's surface in the planar detection unit region.
5. a kind of Polluted Soil detection based on three-dimensional high-density resistivity method as claimed in any of claims 1 to 3
Arrangement of measuring-line structure, it is characterised in that：The coverage of all planar detection unit regional ensembles includes the contaminated area
Uncontaminated region on the outside of domain and the Polluted area.
6. a kind of Polluted Soil detection arrangement of measuring-line structure based on three-dimensional high-density resistivity method according to claim 5,
It is characterized in that：Each detecting electrode equidistantly distributed in the planar detection unit region, the detecting electrode insertion
The Polluted area or angle and depth in the soil in the uncontaminated area are consistent, and the detecting electrode is perpendicular to be inserted
Enter.
7. a kind of Polluted Soil detection arrangement of measuring-line structure based on three-dimensional high-density resistivity method according to claim 1,
It is characterized in that：Spacing between the detecting electrode is 0.2-2.0m.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621433686.4U CN206348292U (en) | 2016-12-26 | 2016-12-26 | Polluted Soil detection arrangement of measuring-line structure based on three-dimensional high-density resistivity method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621433686.4U CN206348292U (en) | 2016-12-26 | 2016-12-26 | Polluted Soil detection arrangement of measuring-line structure based on three-dimensional high-density resistivity method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108205003A (en) * | 2018-03-09 | 2018-06-26 | 上海岩土工程勘察设计研究院有限公司 | Polluted Soil rapid detection method and its arrangement of measuring-line structure based on electromagnetic induction method |
| CN111077350A (en) * | 2019-12-16 | 2020-04-28 | 云南电网有限责任公司西双版纳供电局 | Galvanized electrode system for pole tower grounding state test and detection method |
-
2016
- 2016-12-26 CN CN201621433686.4U patent/CN206348292U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108205003A (en) * | 2018-03-09 | 2018-06-26 | 上海岩土工程勘察设计研究院有限公司 | Polluted Soil rapid detection method and its arrangement of measuring-line structure based on electromagnetic induction method |
| CN111077350A (en) * | 2019-12-16 | 2020-04-28 | 云南电网有限责任公司西双版纳供电局 | Galvanized electrode system for pole tower grounding state test and detection method |
| CN111077350B (en) * | 2019-12-16 | 2021-09-28 | 云南电网有限责任公司西双版纳供电局 | Galvanized electrode system for pole tower grounding state test and detection method |
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Address after: 200032 18, building 681, Xiao Mu Qiao Road, Xuhui District, Shanghai. Patentee after: Shanghai Survey, Design and Research Institute (Group) Co.,Ltd. Country or region after: China Address before: 200032 18, building 681, Xiao Mu Qiao Road, Xuhui District, Shanghai. Patentee before: SHANGHAI GEOTECHNICAL INVESTIGATIONS & DESIGN INSTITUTE Co.,Ltd. Country or region before: China |