CN110297037A - A kind of detection system and method for vertical seepage control layer - Google Patents
A kind of detection system and method for vertical seepage control layer Download PDFInfo
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- CN110297037A CN110297037A CN201810247824.7A CN201810247824A CN110297037A CN 110297037 A CN110297037 A CN 110297037A CN 201810247824 A CN201810247824 A CN 201810247824A CN 110297037 A CN110297037 A CN 110297037A
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Abstract
The embodiment of the invention provides the detection systems and method of a kind of vertical seepage control layer, are related to technical field of nondestructive testing, are able to detect the breakage of vertical seepage control layer.The system includes signal source;First current electrode;Second current electrode, is in array distribution, any one second current electrode is connected to signal source;Wherein, the first current electrode and the second current electrode array are relatively arranged on the two sides of detected impervious barrier, and being detected impervious barrier is vertical seepage control layer, and it is downward that the array direction of the second current electrode is parallel to detected impervious barrier;Sample electrodes, are in array distribution, and the array direction of sample electrodes is horizontally parallel to be detected impervious barrier;Data collecting instrument, for acquiring electric field data;Processor, for handling collected electric field data, to determine the breakage of detected impervious barrier.Technical solution provided in an embodiment of the present invention is suitable for during the damage testing of impervious barrier.
Description
[technical field]
The present invention relates to technical field of nondestructive testing more particularly to a kind of detection systems and method of vertical seepage control layer.
[background technique]
With the rapid development of social economy, the quantity of China's Landfills gradually increases, and landfill yard is brought therewith
Pollution problem also get worse.Wherein more severe is exactly the percolate of waste generation in landfill yard to underground water first
Pollution problem.
Currently, preventing contaminated area from spreading to periphery to completely cut off inside and outside Polluted area, implementing vertical seepage control system
Solution.Vertical seepage control system is to be opened around landfill yard or other Polluted areas using special trench digging Channel Maker tool
The groove of one fixed width and depth out is laid with flexible barrier layers (Flexible Impervious Layer, FIL) in the trench,
Earthen backfill groove is used again, forms the vertical seepage control layer based on FIL.FIL generallys use high density as core leakage preventing structure
Polyethylene (High Density Polyethylene, HDPE) film is constituted.Currently, due to the manufacturing defect of HDPE film itself, hanging down
Straight seepage control system designs machinery or sharp object damage unreasonable, in work progress and other reasons, before being put into use HDPE film
Generally existing breakage.Therefore percolate is spread in order to efficiently control landfill yard or other Polluted areas to periphery, according to
Relevant national standard requirement needs to carry out integrity detection to the FIL layer of vertical seepage control system before being put into use, to look into time
FIL layers of damaged position are created out.
In the prior art, for vertical seepage control layer, there is presently no perfect damage testing methods.
[summary of the invention]
In view of this, can detecte vertical the embodiment of the invention provides the detection system and method for a kind of vertical seepage control layer
The breakage of straight impervious barrier.
On the one hand, the embodiment of the present invention provides a kind of detection system of vertical seepage control layer, the system comprises:
Signal source, for providing electric signal;
First current electrode is connected to the first end of the signal source;
Second current electrode, is in array distribution, and the second current electrode of any of second current electrode array is connected to
The second end of the signal source;Wherein, first current electrode is relatively arranged on tested with the second current electrode array
The two sides of impervious barrier are surveyed, the detected impervious barrier is vertical seepage control layer, and the array direction of the second current electrode is parallel to described
It is downward to be detected impervious barrier;
Sample electrodes are in array distribution, and the array direction of the sample electrodes is horizontally parallel to the detected impervious barrier,
The sample electrodes are used to measure the electric field data of present position;Wherein, first current electrode is in sample electrodes
Where array on the extended line of survey line either end;
Data collecting instrument is connect with the sample electrodes, for acquiring electric field data measured by the sample electrodes;
Processor is detected for handling the collected electric field data of the data collecting instrument with determination is described
The breakage of impervious barrier.
The aspect and any possible implementation manners as described above, it is further provided a kind of implementation, the system is also
Include:
Current electrode switching module is connected between the second end of the signal source and the second current electrode.
The aspect and any possible implementation manners as described above, it is further provided a kind of implementation, when described tested
When surveying impervious barrier has adjacent impervious barrier, first current electrode or the second current electrode array are set to described be detected
It surveys between impervious barrier and the adjacent impervious barrier.
The aspect and any possible implementation manners as described above, it is further provided a kind of implementation, the electric field number
According to including potential.
The aspect and any possible implementation manners as described above, it is further provided a kind of implementation, the system is also
Include:
Filter is connect with the sample electrodes, and the electric field data for measuring the sample electrodes carries out letter
Number conditioning.
The aspect and any possible implementation manners as described above, it is further provided a kind of implementation, the signal tune
Reason include signal amplification, filtering, detection, disappear tremble, level conversion at least one of be isolated.
The aspect and any possible implementation manners as described above, it is further provided a kind of implementation, the electric field number
According to current generated by the damage location of the detected impervious barrier including first current electrode and the second current electrode
Induction field data.
Second aspect, the embodiment of the present invention provide a kind of detection method of vertical seepage control layer, are suitable for either side as above
And system described in any possible implementation, which comprises
Signal source provides electric signal for the first current electrode and any one second current electrode;
First electric field data of sample electrodes array measurement sample electrodes position;
Data collecting instrument acquires the first electric field data measured by the sample electrodes array;
Processor handles collected first electric field data, and the first electric field data of mutation is corresponding
Sample electrodes be determined as target electrode, and horizontal coordinate corresponding with the destination sample electrode is determined as to be detected antiseepage
The horizontal coordinate of layer damage location;
The signal source is successively individually for each second current electrode and provides electric signal, and the destination sample electrode
The second electric field data of destination sample electrode position is successively measured accordingly;
Data collecting instrument acquires the second electric field data measured by the destination sample electrode;
Processor handles collected second electric field data, by the smallest second electricity of amplitude maximum or amplitude
Vertical coordinate corresponding to corresponding second current electrode of field data determines the vertical seat of the detected impervious barrier damage location
Mark.
The third aspect, the embodiment of the present invention provide a kind of detection method of vertical seepage control layer, are suitable for either side as above
And system described in any possible implementation, which comprises
Signal source provides electric signal for the first current electrode and any one second current electrode;
First electric field data of sample electrodes array measurement sample electrodes position;
Data collecting instrument acquires the first electric field data measured by the sample electrodes array;
Processor handles collected first electric field data, and the first electric field data of mutation is corresponding
Sample electrodes be determined as target electrode;
The signal source is successively individually for each second current electrode and provides electric signal, and the destination sample electrode
The second electric field data of destination sample electrode position is successively measured accordingly;
Data collecting instrument acquires the second electric field data measured by the destination sample electrode;
Processor will be handled collected second electric field data, and amplitude maximum or amplitude is the smallest by second
Vertical coordinate corresponding to corresponding second current electrode of electric field data determines the vertical coordinate of detected impervious barrier damage location,
And horizontal coordinate corresponding with the destination sample electrode is determined as the detected impervious barrier breakage position by the processor
The horizontal coordinate set.
Fourth aspect, the embodiment of the present invention provide a kind of detection method of vertical seepage control layer, are suitable for either side as above
And system described in any possible implementation, which comprises
Signal source provides electric signal for the first current electrode, and is successively individually for each second current electrode and provides telecommunications
Number, and sample electrodes array successively measures the electric field data of sample electrodes position accordingly;
Data collecting instrument acquires electric field data measured by the sample electrodes array;
Processor handles the collected electric field data, by array entirety amplitude maximum or battle array in electric field data
It arranges vertical coordinate corresponding to corresponding second current electrode when whole amplitude minimum and determines detected impervious barrier damage location
Vertical coordinate, and horizontal coordinate corresponding to the corresponding sample electrodes of the electric field data to mutate in array is determined as described
It is detected the horizontal coordinate of impervious barrier damage location.
The embodiment of the invention provides the detection systems and method of a kind of vertical seepage control layer, and controlling signal source is the first power supply
Electrode and any one second current electrode provide electric signal, sample the first electric field number by sample electrodes array measurement at this time
According to.First current electrode and the second current electrode are relatively arranged on the two sides of detected vertical seepage control layer, when impervious barrier have it is broken
When damage, current supply circuit is constituted by damage location between the first current electrode and the second current electrode, Field signature is based on, passes through
The electric current of damage location is maximum, and the electric field of corresponding position is also most strong, therefore the sample electrodes closer apart from damage location collect
The first electric field data it is more prominent compared to the variation that other sample electrodes collect data, therefore can be by the of mutation
The corresponding sample electrodes of one electric field data are determined as destination sample electrode, further will horizontal seat corresponding with destination sample electrode
Mark is determined as being detected the horizontal coordinate of impervious barrier damage location.And then successively it is individually for being parallel to that state detected impervious barrier downward
The second current electrode array in each second current electrode electric signal is provided, while destination sample electrode is corresponding successively acquires
Second electric field data, likewise, second current electrode is closer to broken since each damaged distance of second current electrode distance is different
When damaging position, electric current is maximum, is based on Field signature, and corresponding collected second electric field data of destination sample electrode should be maximum value
Perhaps minimum value therefore can will be corresponding to amplitude maximum or corresponding second current electrode of the smallest second electric field data
Vertical coordinate determines the vertical coordinate of detected impervious barrier damage location, finally determines the damage location of detected impervious barrier.It is comprehensive
On, technical solution provided in an embodiment of the present invention provides a kind of feasible implementation, Ke Yiman for detection vertical seepage control layer
The sufficient more impervious barriers of user detect demand.
[Detailed description of the invention]
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this field
For those of ordinary skill, without creative efforts, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is a kind of detection system composed structure sectional view of vertical seepage control layer provided in an embodiment of the present invention;
Fig. 2 is a kind of detection system composed structure top view of vertical seepage control layer provided in an embodiment of the present invention;
Fig. 3 is a kind of detection system composed structure schematic block diagram of vertical seepage control layer provided in an embodiment of the present invention;
Fig. 4 is a kind of detection method flow chart of vertical seepage control layer provided in an embodiment of the present invention;
Fig. 5 is the detection method flow chart of another vertical seepage control layer provided in an embodiment of the present invention;
Fig. 6 is the detection method flow chart of another vertical seepage control layer provided in an embodiment of the present invention.
[specific embodiment]
For a better understanding of the technical solution of the present invention, being retouched in detail to the embodiment of the present invention with reference to the accompanying drawing
It states.
It will be appreciated that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
Its embodiment, shall fall within the protection scope of the present invention.
The term used in embodiments of the present invention is only to be not intended to be limiting merely for for the purpose of describing particular embodiments
The present invention.In the embodiment of the present invention and the "an" of singular used in the attached claims, " described " and "the"
It is also intended to including most forms, unless the context clearly indicates other meaning.
It will be appreciated that though current electrode is described using term first, second in embodiments of the present invention, but these are supplied
Electrode should not necessarily be limited by these terms.These terms are only used to for current electrode being distinguished from each other out.For example, not departing from the present invention
In the case where scope of embodiments, the first current electrode can also be referred to as the second current electrode, similarly, the second current electrode
The first current electrode can be referred to as.
Depending on context, word as used in this " if " can be construed to " ... when " or " when ...
When " or " in response to determination " or " in response to detection ".Similarly, depend on context, phrase " if it is determined that " or " if detection
(condition or event of statement) " can be construed to " when determining " or " in response to determination " or " when the detection (condition of statement
Or event) when " or " in response to detection (condition or event of statement) ".
It should be appreciated that term "and/or" used herein is only a kind of incidence relation for describing affiliated partner, indicate
There may be three kinds of relationships, for example, A and/or B, can indicate: individualism A, exist simultaneously A and B, individualism B these three
Situation.In addition, character "/" herein, typicallys represent the relationship that forward-backward correlation object is a kind of "or".
The nouns of locality such as "upper", "lower" described in the embodiment of the present invention, "left", "right" be come with angle shown in the drawings into
Row description, it should not be construed as the restriction to the embodiment of the present invention.Furthermore within a context, it is also necessary to understanding, when mentioning
When one device is "above" or "below" another device, it can not only be formed directly into another device "upper" or "lower",
It can also be indirectly formed by intermediate device in another device "upper" or "lower".
The embodiment of the invention provides a kind of detection systems of vertical seepage control layer, the damage testing process suitable for impervious barrier
In.
The embodiment of the present invention is illustrated based on being equipped with for the vertical seepage control system of single layer impervious barrier, certainly, this hair
The technical solution that bright embodiment provides is not limited to the vertical seepage control system of single layer impervious barrier.
Under normal conditions, vertical seepage control layer is the good highly resistant material of insulation performance, such as high density polyethylene (HDPE) (High
Density Polyethylene, HDPE).
Fig. 1 is the detection system sectional view of vertical seepage control layer, as shown in Figure 1, the system comprises:
Signal source 11, for providing electric signal.
First current electrode 12 is connected to the first end of the signal source 11.
Second current electrode 13, is in array distribution, and the second current electrode 13 of any of second current electrode array connects
It is connected to the second end of the signal source 11.Wherein, first current electrode 12 is opposite with the second current electrode array sets
The two sides of detected impervious barrier are placed in, the detected impervious barrier is vertical seepage control layer.Also, as shown in Figure 1, the second power supply electricity
It is downward that the array direction of pole 13 is parallel to the detected impervious barrier, i.e. vertical direction Y in Fig. 1.During concrete application, lead to
Often need to drill so that the second current electrode array place into the soil vertically or other media in.
Sample electrodes 14, for measuring the electric field data of present position.Wherein, the sample electrodes 14 are in array point
Cloth, the array direction of the sample electrodes 14 are horizontally parallel to the detected impervious barrier, i.e. perpendicular to the side of paper in Fig. 1
To.And where first current electrode 12 is in sample electrodes array on the extended line of survey line (such as cable) either end
(and the first current electrode 12 usually should have larger distance with sample electrodes 14).It should be noted that the first current electrode
12 and sample electrodes 14 can on the ground, can also be in the position of below ground certain depth.
Water in the detection system top view of the specific visible vertical seepage control layer shown in Fig. 2 of the array direction of sample electrodes 14
Square to X, and as shown in Fig. 2, survey line right end where the first current electrode 12 is in sample electrodes array (can certainly be
Left end, Fig. 2 are only illustrated with right end) extended line on.
Data collecting instrument 15 is connect with the sample electrodes 14, for acquiring electricity measured by the sample electrodes 14
Field data.
Processor 16, for handling the collected electric field data of the data collecting instrument 15, with the determination quilt
Detect the breakage of impervious barrier.
Wherein, the electric field data can include but is not limited to potential.In physics, the energy of position of certain point charge is with it
The ratio between the quantity of electric charge of institute's band is called the potential of this point, usually usesTo indicate.It under normal conditions can be according to the potential in electric field
Change and determines electric field strength, distribution of charges etc..Sample electrodes 14 can measure the one-dimensional and Two dimensional Distribution of potential.
Specifically, signal source 11 can be a high pressure activation signal source, the electric signal provided can be direct current or exchange
Excitation electric signal.Also, when signal source 11 provides continuous current excitation signal, for the first current electrode 12 and the second power supply electricity
The positive cathode connection relationship of pole 13 and signal source 11, the present invention are not defined.
For the specific location of the first current electrode 12 and the second current electrode array, it can be the first current electrode 12 and set
In the inside (close to landfill yard) of the detected impervious barrier, the second current electrode array is placed in the outer of the detected impervious barrier
Side (far from landfill yard);Alternatively, the second current electrode array is placed in the inside of the detected impervious barrier, the first current electrode 12
It is placed in the outside of the detected impervious barrier.And for medium locating for current electrode, it should be conduction with good conductivity
Medium, such as wet or wetland.
For sample electrodes 14, array distribution is carried out by survey line under normal conditions, as shown in Fig. 2, sample electrodes 14
Detected impervious barrier side is distributed in by survey line array.Wherein, the array number of rows of sample electrodes 14 is at least a row, Fig. 1
With in Fig. 2 with a row signal.
Data collecting instrument 15, which enables sampling channel, setting sampling range, setting sample frequency according to sampling policy, to be had
The multichannel electric field data of sequence acquires, and will by universal serial bus (Universal Serial Bus, USB) or wireless transmission
Magnetic field data is uploaded to processor 16.
Processor 16 to the collected electric field data of the data collecting instrument 15 further calculate processing (such as make etc.
Gesture line etc.), and then provide the Potential Distributing schematic diagram around detected impervious barrier, electric field strong and weak distribution schematic diagram or charge point
The data processed results such as cloth schematic diagram.Wherein, it can include but is not limited to data to the processing of electric field data to compare, in quick Fu
At least one of leaf transformation, wavelet transformation.
Processor 16 integrates in a computer under normal conditions, and computer can integrate processing function, control function,
It can be personal computer (Personal Computer, PC), personal digital assistant (Personal Digital
Assistant, PDA), radio hand-held equipment, tablet computer (Tablet Computer), mobile phone etc..In order to preferably for preventing
The damage testing of infiltration layer selects in the embodiment of the present invention handheld tablet computer as central processing unit, hand-held plate electricity
Brain meets the hardware index of software development, and has certain waterproof ability.
If detected vertical seepage control layer has breakage, the first current electrode 12 and the second current electrode 13 pass through damaged position
Set to form current supply circuit, at this time by the first electric field data of sample electrodes array measurement present position, due to closer to
Damage location, electric current is bigger, and electric field is also stronger, therefore changes closer to the first electric field data of the sample electrodes of damage location 14
Amplitude is bigger, and then the situation of change for multiple first electric field datas that can be arrived according to sample electrodes array acquisition, determines damaged
The horizontal coordinate of position and corresponding destination sample electrode.And then it is each in the second current electrode array for passing through signal source 11
The power supply of second current electrode 13, when the second current electrode 13 is near damage location, electric current is maximum, at this time destination sample electrode
Collected second electric field data amplitude maximum (the second current electrode connects signal source anode) or minimum (the second current electrode of amplitude
13 connect signal source cathode).Thus may determine that near the second current electrode of damage location, and then determine the perpendicular of damage location
Straight coordinate.Horizontal coordinate and vertical coordinate based on damage location can determine the damage location on detected vertical seepage control layer.
It should be noted that damage location can be determined according to the imaging of electric field data in specific application scenarios, than
Such as in the three-dimensional simulation figure of electric field, mutation projection position may be damage location.
Optionally, as shown in Figure 1, the system also includes:
Current electrode switching module 17 is connected between the second end of the signal source 11 and the second current electrode 13.?
When signal source 11 needs to connect any one second current electrode, current electrode switching module 17 is used in the second current electrode array
In switch to second current electrode.
Wherein, current electrode switching module 17 can specifically be realized by relay module, and can pass through processor
16 realize the control to current electrode switching module 17, however, the present invention is not limited thereto.
Optionally, described if the detected impervious barrier is when there is adjacent impervious barrier in 12 place side of the first current electrode
First current electrode 12 is set between the detected impervious barrier and the adjacent impervious barrier.If the detected impervious barrier exists
There is an adjacent impervious barrier in second current electrode, 13 place side, the second current electrode array be set to the detected impervious barrier with
Between the adjacent impervious barrier.
Optionally, the system also includes:
Filter is connect with the sample electrodes 14, the electric field data for measuring the sample electrodes 14 into
Row signal condition.
The electric field that periphery electric interfering field generates the first current electrode 12 and the second current electrode 13 in order to prevent generates dry
It disturbs, needs to carry out signal condition to the electric field data that sample electrodes 14 measure by filter to enhance signal-to-noise ratio, improve
Detection sensitivity.Wherein, signal condition include but is not limited to the signal condition include signal amplification, filtering, detection, disappear tremble,
Level conversion at least one of be isolated.
Optionally, the signal source 11 includes:
Signal generation apparatus and power amplifier, power amplifier and the signal generation apparatus, the first power supply electricity
Pole 12, the second current electrode 13 are all connected with.
Specifically, signal generation apparatus can export continuous current excitation signal or low-frequency ac pumping signal.And signal is sent out
Generating apparatus can be communicated by usb protocol with processor 16, carry out signal output by the control command of processor 16.
The effect of power amplifier is the small signal for generating signal generation apparatus, is amplified using linear power.Function
Rate amplifier has the characteristics that interference is small, good linearity, the distortion factor is small, stability is high.
Optionally, the system also includes:
Display device is connect with the processor 16, for showing processing of the processor 16 to the electric field data
As a result.
Optionally, the system also includes:
Input unit is connected to the processor, and user can input sense command by input unit.
Specifically, display device, input unit can integrate in a computer as processor 16.
The structure composition of impervious barrier detection system is shown for clarity, and the embodiment of the invention also provides as shown in Figure 3
Detection system structure shows signal source 11, the first current electrode 12, the second current electrode 13, sample electrodes in Fig. 3
14, data collecting instrument 15, processor 16, current electrode switching module 17, the connection relationship between filter 18.
Foregoing invention embodiment provides a kind of detection system of vertical seepage control layer, and control signal source is the first current electrode
And any one second current electrode provides electric signal, samples the first electric field data by sample electrodes array measurement at this time.The
One current electrode and the second current electrode are relatively arranged on detected vertical seepage control layer two sides, when impervious barrier has breakage, the
Current supply circuit is constituted by damage location between one current electrode and the second current electrode, Field signature is based on, passes through damaged position
The electric current set is maximum, and the electric field of corresponding position is also most strong, therefore the sample electrodes collected first closer apart from damage location
Electric field data is more prominent compared to the variation that other sample electrodes collect data, therefore can be by the first electric field of mutation
The corresponding sample electrodes of data are determined as destination sample electrode, further determine horizontal coordinate corresponding with destination sample electrode
For the horizontal coordinate for being detected impervious barrier damage location.And then it is successively individually for being parallel to the second downward confession of detected impervious barrier
Each second current electrode provides electric signal in electric electrod-array, while destination sample electrode is corresponding successively acquires the second electric field
Data, likewise, second current electrode is closer to damage location since each damaged distance of second current electrode distance is different
When, electric current is maximum, is based on Field signature, and corresponding collected second electric field data of destination sample electrode should be maximum value or most
Small value, therefore can be by vertical seat corresponding to amplitude maximum or corresponding second current electrode of the smallest second electric field data
Mark determines the vertical coordinate of detected impervious barrier damage location, finally determines the damage location of detected impervious barrier.To sum up, this hair
The technical solution that bright embodiment provides provides a kind of feasible implementation for detection vertical seepage control layer, can satisfy user more
More impervious barriers detects demand.
The embodiment of the present invention provides a kind of detection method of vertical seepage control layer, is suitable for any possible implementation as above
The system, as shown in Figure 4, which comprises
201, signal source provides electric signal for the first current electrode and any one second current electrode.
202, the first electric field data of sample electrodes array measurement sample electrodes position.
It should be noted that the electric field of sample electrodes position is mainly led to by the first current electrode and the second current electrode
Cross the current generated induction field composition of the damage location of detected vertical seepage control layer.
203, data collecting instrument acquires the first electric field data measured by the sample electrodes array.
204, processor handles collected first electric field data, by the first electric field data of mutation
Corresponding sample electrodes are determined as target electrode, and horizontal coordinate corresponding with the destination sample electrode is determined as being detected
The horizontal coordinate of impervious barrier damage location.
205, the signal source is successively individually for each second current electrode and provides electric signal, and the destination sample
Electrode successively measures the second electric field data of destination sample electrode position accordingly.
It should be noted that signal source is successively individually for each second current electrode and provides electric signal in step 205, it can
With do not include in step 201 signal source the second current electrode of electric signal was provided.
206, data collecting instrument acquires the second electric field data measured by the destination sample electrode.
207, processor handles collected second electric field data, and amplitude maximum or amplitude is the smallest by
Vertical coordinate corresponding to corresponding second current electrode of two electric field datas determines the perpendicular of the detected impervious barrier damage location
Straight coordinate.
Foregoing invention embodiment provides a kind of detection method of vertical seepage control layer, and control signal source is the first current electrode
And any one second current electrode provides electric signal, samples the first electric field data by sample electrodes array measurement at this time.The
One current electrode and the second current electrode are relatively arranged on the two sides of detected vertical seepage control layer, when impervious barrier has breakage,
Current supply circuit is constituted by damage location between first current electrode and the second current electrode, Field signature is based on, passes through breakage
The electric current of position is maximum, the electric field of corresponding position also most strong therefore closer apart from damage location sample electrodes collected the
One electric field data is more prominent compared to the variation that other sample electrodes collect data, therefore can be by the first electricity of mutation
The corresponding sample electrodes of field data are determined as destination sample electrode, further will horizontal coordinate corresponding with destination sample electrode it is true
It is set to the horizontal coordinate of detected impervious barrier damage location.And then it is successively individually for being parallel to second of detected impervious barrier downwards
Each second current electrode provides electric signal, while corresponding the second electricity of successively acquisition of destination sample electrode in current electrode array
Field data, likewise, second current electrode is closer to damage location since each damaged distance of second current electrode distance is different
When, electric current is maximum, is based on Field signature, and corresponding collected second electric field data of destination sample electrode should be maximum value or most
Small value, therefore can be by vertical seat corresponding to amplitude maximum or corresponding second current electrode of the smallest second electric field data
Mark determines the vertical coordinate of detected impervious barrier damage location, finally determines the damage location of detected impervious barrier.To sum up, this hair
The technical solution that bright embodiment provides provides a kind of feasible implementation for detection vertical seepage control layer, can satisfy user more
More impervious barriers detects demand.
The embodiment of the invention provides a kind of detection methods of vertical seepage control layer, are suitable for any possible realization side as above
System described in formula, as shown in Figure 5, which comprises
301, signal source provides electric signal for the first current electrode and any one second current electrode.
302, the first electric field data of sample electrodes array measurement sample electrodes position.
303, data collecting instrument acquires the first electric field data measured by the sample electrodes array.
304, processor handles collected first electric field data, by the first electric field data of mutation
Corresponding sample electrodes are determined as target electrode.
305, the signal source is successively individually for each second current electrode and provides electric signal, and the destination sample
Electrode successively measures the second electric field data of destination sample electrode position accordingly.
306, data collecting instrument acquires the second electric field data measured by the destination sample electrode.
307, processor will be handled collected second electric field data, and amplitude maximum or amplitude is the smallest
Vertical coordinate corresponding to corresponding second current electrode of second electric field data determines the vertical of detected impervious barrier damage location
Coordinate, and horizontal coordinate corresponding with the destination sample electrode is determined as the detected impervious barrier and broken by the processor
Damage the horizontal coordinate of position.
Foregoing invention embodiment is obtaining the first electric field for the embodiment provided by the step 201 to step 207
After data and the second electric field data, finally just determine damage location horizontal coordinate and vertical coordinate, only in the successive suitable of step
Sequence is micro- different, and the detection to vertical seepage control layer equally may be implemented, and can satisfy the more impervious barrier detection demands of user, real
The diversification of existing detection method.
The embodiment of the invention provides a kind of detection methods of vertical seepage control layer, are suitable for any possible realization side as above
System described in formula, as shown in Figure 6, which comprises
401, signal source provides electric signal for the first current electrode, and is successively individually for each second current electrode and provides
Electric signal, and sample electrodes array successively measures the electric field data of sample electrodes position accordingly.
402, data collecting instrument acquires electric field data measured by the sample electrodes array.
403, processor handles the collected electric field data, by array entirety amplitude maximum in electric field data
Or vertical coordinate corresponding to corresponding second current electrode determines detected impervious barrier breakage position when array entirety amplitude minimum
The vertical coordinate set, and horizontal coordinate corresponding to the corresponding sample electrodes of the electric field data to mutate in array is determined as
The horizontal coordinate of the detected impervious barrier damage location.
Foregoing invention embodiment does not use substep to determine for the embodiment provided by the step 201 to step 207
The mode of the horizontal coordinate of damage location or vertical coordinate, but signal source provides electric signal for the first current electrode, and successively
It is individually for each second current electrode and electric signal is provided, and sample electrodes array successively measures sample electrodes place accordingly
The electric field data of position determines that the horizontal coordinate of damage location is sat with vertical after finally carrying out disposed of in its entirety to collected data
Mark.The detection to vertical seepage control layer equally may be implemented, and operating procedure is simpler and more direct.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In several embodiments provided by the present invention, it should be understood that disclosed system, device and method can be with
It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit
It divides, only a kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or group
Part can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, it is shown
Or the mutual coupling, direct-coupling or communication connection discussed can be through some interfaces, device or unit it is indirect
Coupling or communication connection can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of hardware adds SFU software functional unit.
The above-mentioned integrated unit being realized in the form of SFU software functional unit can store and computer-readable deposit at one
In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are used so that a computer
It is each that device (can be personal computer, server or network equipment etc.) or processor (Processor) execute the present invention
The part steps of embodiment the method.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (Read-
Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic or disk etc. it is various
It can store the medium of program code.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent substitution, improvement and etc. done be should be included within the scope of the present invention.
Claims (10)
1. a kind of detection system of vertical seepage control layer, which is characterized in that the system comprises:
Signal source, for providing electric signal;
First current electrode is connected to the first end of the signal source;
Second current electrode, is in array distribution, and the second current electrode of any of second current electrode array is connected to described
The second end of signal source;Wherein, first current electrode and the second current electrode array are relatively arranged on to be detected and prevent
The two sides of infiltration layer, the detected impervious barrier are vertical seepage control layer, and the array direction of the second current electrode is parallel to described tested
It is downward to survey impervious barrier;
Sample electrodes are in array distribution, and the array direction of the sample electrodes is horizontally parallel to the detected impervious barrier, described
Sample electrodes are used to measure the electric field data of present position;Wherein, first current electrode is in sample electrodes array
On the extended line of place survey line either end;
Data collecting instrument is connect with the sample electrodes, for acquiring electric field data measured by the sample electrodes;
Processor, for handling the collected electric field data of the data collecting instrument, with the determination detected antiseepage
The breakage of layer.
2. system according to claim 1, which is characterized in that the system also includes:
Current electrode switching module is connected between the second end of the signal source and the second current electrode.
3. system according to claim 1, which is characterized in that
When the detected impervious barrier has adjacent impervious barrier, first current electrode or the second current electrode array
It is set between the detected impervious barrier and the adjacent impervious barrier.
4. system according to claim 1, which is characterized in that the electric field data includes potential.
5. system according to claim 1, which is characterized in that the system also includes:
Filter is connect with the sample electrodes, and the electric field data for measuring the sample electrodes carries out signal tune
Reason.
6. system according to claim 5, which is characterized in that the signal condition include signal amplification, filtering, detection,
Disappear tremble, level conversion at least one of be isolated.
7. system according to claim 1, which is characterized in that the electric field data includes first current electrode and
The two current electrodes induction field data current generated by the damage location of the detected impervious barrier.
8. a kind of detection method of vertical seepage control layer, which is characterized in that it is suitable for the described in any item systems of claim 1-7,
The described method includes:
Signal source provides electric signal for the first current electrode and any one second current electrode;
First electric field data of sample electrodes array measurement sample electrodes position;
Data collecting instrument acquires the first electric field data measured by the sample electrodes array;
Processor handles collected first electric field data, adopts the first electric field data of mutation is corresponding
Sample electrode is determined as target electrode, and horizontal coordinate corresponding with the destination sample electrode is determined as detected impervious barrier and is broken
Damage the horizontal coordinate of position;
The signal source is successively individually for each second current electrode and provides electric signal, and the destination sample electrode is corresponding
The second electric field data for successively measuring destination sample electrode position;
Data collecting instrument acquires the second electric field data measured by the destination sample electrode;
Processor handles collected second electric field data, by the smallest second electric field number of amplitude maximum or amplitude
The vertical coordinate of the detected impervious barrier damage location is determined according to vertical coordinate corresponding to corresponding second current electrode.
9. a kind of detection method of vertical seepage control layer, which is characterized in that it is suitable for the described in any item systems of claim 1-7,
The described method includes:
Signal source provides electric signal for the first current electrode and any one second current electrode;
First electric field data of sample electrodes array measurement sample electrodes position;
Data collecting instrument acquires the first electric field data measured by the sample electrodes array;
Processor handles collected first electric field data, adopts the first electric field data of mutation is corresponding
Sample electrode is determined as target electrode;
The signal source is successively individually for each second current electrode and provides electric signal, and the destination sample electrode is corresponding
The second electric field data for successively measuring destination sample electrode position;
Data collecting instrument acquires the second electric field data measured by the destination sample electrode;
Processor will be handled collected second electric field data, by the smallest second electric field of amplitude maximum or amplitude
Vertical coordinate corresponding to corresponding second current electrode of data determines the vertical coordinate of detected impervious barrier damage location, and
Horizontal coordinate corresponding with the destination sample electrode is determined as the detected impervious barrier damage location by the processor
Horizontal coordinate.
10. a kind of detection method of vertical seepage control layer, which is characterized in that it is suitable for the described in any item systems of claim 1-7,
The described method includes:
Signal source provides electric signal for the first current electrode, and is successively individually for each second current electrode and provides electric signal,
And sample electrodes array successively measures the electric field data of sample electrodes position accordingly;
Data collecting instrument acquires electric field data measured by the sample electrodes array;
Processor handles the collected electric field data, and array entirety amplitude maximum or array in electric field data is whole
Vertical coordinate corresponding to corresponding second current electrode determines the vertical of detected impervious barrier damage location when body amplitude minimum
Coordinate, and horizontal coordinate corresponding to the corresponding sample electrodes of the electric field data to mutate in array is determined as described be detected
Survey the horizontal coordinate of impervious barrier damage location.
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