CN107728212B - Transient State Rayleigh Wave detects bearing calibration and device - Google Patents
Transient State Rayleigh Wave detects bearing calibration and device Download PDFInfo
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- CN107728212B CN107728212B CN201710897962.5A CN201710897962A CN107728212B CN 107728212 B CN107728212 B CN 107728212B CN 201710897962 A CN201710897962 A CN 201710897962A CN 107728212 B CN107728212 B CN 107728212B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/28—Processing seismic data, e.g. analysis, for interpretation, for correction
- G01V1/36—Effecting static or dynamic corrections on records, e.g. correcting spread; Correlating seismic signals; Eliminating effects of unwanted energy
- G01V1/362—Effecting static or dynamic corrections; Stacking
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V2210/00—Details of seismic processing or analysis
- G01V2210/50—Corrections or adjustments related to wave propagation
- G01V2210/52—Move-out correction
Abstract
The present invention provides a kind of detection bearing calibration of Transient State Rayleigh Wave and device.This method comprises: moving geophone group according to pre-determined distance in the abscissa direction of datum level, the base position coordinate of multiple wave detectors in geophone group in each moving process is obtained；According in each moving process in geophone group each wave detector base position coordinate, determine that the base position coordinate of multiple measuring points respectively corresponds to the center position coordinates of geophone group in each moving process respectively；Carry out Transient State Rayleigh Wave detection processing respectively at the base position coordinate of each measuring point, determine each measuring point to bedrock surface depth measurement reference coordinate；According in each moving process in geophone group each wave detector actual position coordinate, obtain the corresponding matched curve of each measuring point respectively；According to the corresponding matched curve of each measuring point, processing is corrected to the depth measurement reference coordinate of each measuring point respectively, obtains the correction of soundings coordinate of each measuring point.The present invention realizes the accurate detection to subterrane form.
Description
Technical field
The present invention relates to geotechnical engineering investigation technical field more particularly to a kind of detection bearing calibration of Transient State Rayleigh Wave and dresses
It sets.
Background technique
Rayleigh waves are a kind of surface waves propagated along some intracorporal interface of Rock And Soil Free Surface or ground, are along corresponding boundary
A kind of secondary wave that the nonuniform plane P wave and nonuniform plane SV wave both bulk waves that face is propagated are formed by stacking, Wave energy
It is concentrated mainly near the interface of wave propagation, caused particle vibration track is interface normal and direction of wave travel near interface
Planar inverse into ellipse, transverse direction is consistent with interface normal orientation.In layering uniform dielectric or uneven Jie
The Rayleigh waves propagated in matter have Dispersion, that is, Rayleigh waves are made of a series of single-frequency fluctuation of different frequency ingredients, different
The fluctuation of frequency content has different spread speeds (phase velocity)；In addition, the Effective depth penetration of single-frequency Rayleigh waves (has foot
The influence of fluctuations depth of enough vibrational energies) it is directly proportional to wavelength, that is, and high frequency (shortwave) the ingredient reflection superficial part ground of Rayleigh waves is situated between
Matter property, low frequency (long wave) ingredient reflect deep rock soil medium property.
Transient State Rayleigh Wave detection is substantially the Dispersion propagated according to Rayleigh waves, is generated using man-made explosion excitation more
The Rayleigh waves of kind frequency content, search out velocity of wave with the variation relation of frequency, to finally determine the Rayleigh waves of subterrane
Speed with site coordinate variation relation, the problems such as earthquake engineering to solve shallow engineering geology and subterrane.
Existing Transient State Rayleigh Wave detection method usually requires to see the landform for exploring work area as level of approximation, Cai Nengfen
The form of subterrane is precipitated.However, the accuracy of the fluctuating meeting severe jamming detection of actual landform.Therefore, one kind is now needed
Corrected Transient State Rayleigh Wave detection method can be influenced on hypsography.
Summary of the invention
The present invention provides a kind of detection bearing calibration of Transient State Rayleigh Wave and device, to solve existing Transient State Rayleigh Wave detection
Bearing calibration causes the problem of detection result inaccuracy due to the fluctuating of landform.
The present invention provides a kind of Transient State Rayleigh Wave detection bearing calibration, comprising:
Geophone group is moved according to pre-determined distance in the abscissa direction of datum level, is obtained in each moving process
The base position coordinate of multiple wave detectors in geophone group, wherein the abscissa of the datum level is any horizontal linear, it is described
The ordinate of datum level is any downward straight line perpendicular to the abscissa of the datum level；
According in each moving process in geophone group each wave detector base position coordinate, determine multiple measuring points respectively
Base position coordinate respectively corresponds to the center position coordinates of geophone group in each moving process；
It carries out Transient State Rayleigh Wave detection processing respectively at the base position coordinate of each measuring point, determines each measuring point to bedrock surface
Depth measurement reference coordinate；
According in each moving process in geophone group each wave detector actual position coordinate, obtain each measuring point respectively respectively
Corresponding matched curve；
According to the corresponding matched curve of each measuring point, processing is corrected to the depth measurement reference coordinate of each measuring point respectively,
Obtain the correction of soundings coordinate of each measuring point.
Optionally, the base position coordinate for obtaining multiple wave detectors in geophone group in each moving process, comprising:
According to the origin of the datum level, the position coordinates of the focal point, the focal point to being moved through every time
With a distance from the nearest wave detector of origin in journey in geophone group from the datum level and in the geophone group each wave detector it
Between distance, determine the base position coordinate of each wave detector in geophone group in each moving process.
Optionally, described to carry out Transient State Rayleigh Wave spy respectively at the base position coordinate of each measuring point for any measuring point
Survey processing, determine each measuring point to bedrock surface depth measurement reference coordinate, comprising:
Determine the horizontal seat in the base position coordinate of the abscissa and the measuring point in the depth measurement reference coordinate of the measuring point
It marks equal；
Acquire the vibration signal of each wave detector in the corresponding geophone group of the measuring point；
Frequency dispersion processing is carried out to the vibration signal of each wave detector, obtains the spectrum curve of the measuring point；
Inversion procedure is carried out to the spectrum curve of the measuring point, obtains the vertical seat in the depth measurement reference coordinate of the measuring point
Mark.
Optionally, described according to the corresponding matched curve of each measuring point for any measuring point, respectively to the survey of each measuring point
Deep reference coordinate is corrected processing, obtains the correction of soundings coordinate of each measuring point, comprising:
Determine that the abscissa in the correction of soundings coordinate of the measuring point is the horizontal seat in the depth measurement reference coordinate of the measuring point
Mark；
According to the matched curve of abscissa and the measuring point in the depth measurement reference coordinate of the measuring point, the measuring point is obtained
Correction of soundings coordinate in ordinate.
Optionally, in the geophone group according to each moving process each wave detector actual position coordinate,
After obtaining the corresponding matched curve of each measuring point respectively, the method also includes:
When the corresponding matched curve of each measuring point be straight line when, according to the corresponding matched curve of each measuring point with it is described
The angle of the abscissa direction of datum level, determine respectively each measuring point to the batholith face correction of soundings direction.
The present invention also provides a kind of Transient State Rayleigh Waves to detect means for correcting, comprising:
Module is obtained, for moving geophone group according to pre-determined distance in the abscissa direction of datum level, is obtained
In each moving process in geophone group multiple wave detectors base position coordinate, wherein the abscissa of the datum level is any
Horizontal linear, the ordinate of the datum level are any downward straight line perpendicular to the abscissa of the datum level；
Determining module, for according in each moving process in geophone group each wave detector base position coordinate, respectively
Determine that the base position coordinate of multiple measuring points respectively corresponds to the center position coordinates of geophone group in each moving process；
Processing module is determined for carrying out Transient State Rayleigh Wave detection processing respectively at the base position coordinate of each measuring point
Depth measurement reference coordinate of each measuring point to bedrock surface；
The acquisition module is also used to according to the physical location of each wave detector is sat in geophone group in each moving process
Mark, obtains the corresponding matched curve of each measuring point respectively；
The processing module is also used to according to the corresponding matched curve of each measuring point, respectively to the depth measurement base of each measuring point
Quasi coordinates is corrected processing, obtains the correction of soundings coordinate of each measuring point.
Optionally, the module that obtains is specifically used for position according to the origin of the datum level, the focal point
With a distance from the nearest wave detector of the origin of coordinate, the focal point into each moving process in geophone group from the datum level
The distance between wave detector each in the geophone group, determines the benchmark of each wave detector in geophone group in each moving process
Position coordinates.
Optionally, for any measuring point, the processing module is specifically used in the depth measurement reference coordinate for determining the measuring point
Abscissa it is equal with the abscissa in the base position coordinate of the measuring point；
Acquire the vibration signal of each wave detector in the corresponding geophone group of the measuring point；
Frequency dispersion processing is carried out to the vibration signal of each wave detector, obtains the spectrum curve of the measuring point；
Inversion procedure is carried out to the spectrum curve of the measuring point, obtains the vertical seat in the depth measurement reference coordinate of the measuring point
Mark.
Optionally, for any measuring point, the processing module is specifically also used to determine the correction of soundings coordinate of the measuring point
In abscissa be the measuring point depth measurement reference coordinate in abscissa；
According to the matched curve of abscissa and the measuring point in the depth measurement reference coordinate of the measuring point, the measuring point is obtained
Correction of soundings coordinate in ordinate.
Optionally, the processing module is used for when the corresponding matched curve of each measuring point is straight line, according to each measuring point
The angle of the abscissa direction of corresponding matched curve and the datum level, determines each measuring point to the batholith respectively
The correction of soundings direction in face.
Transient State Rayleigh Wave detection bearing calibration provided by the invention and device, pass through the abscissa direction along datum level
According to the mobile geophone group of pre-determined distance, the base position for obtaining multiple wave detectors in geophone group in each moving process is sat
Mark, wherein the abscissa of datum level is any horizontal linear, and the ordinate of datum level is times perpendicular to the abscissa of datum level
One downward straight line.Corresponding inspection is determined further according to the base position coordinate of multiple wave detectors in geophone group in each moving process
The center of wave device group obtains the base position coordinate of each measuring point.Then, distinguish at the base position coordinate of each measuring point
Transient State Rayleigh Wave detection processing is carried out, so that it is determined that depth measurement reference coordinate of each measuring point to bedrock surface, further according to being moved through every time
In journey in geophone group each wave detector actual position coordinate, obtain the corresponding matched curve of each measuring point respectively.Finally, logical
The corresponding matched curve of each measuring point is crossed, processing is corrected to the reference coordinate of each measuring point respectively, obtains the survey of each measuring point
Deep calibration coordinate.The present invention can fully consider the influence of hypsography, solve existing Transient State Rayleigh Wave detection correction side
Method is since the fluctuating of landform causes the problem of detection result inaccuracy, to conveniently realize to subterrane form
Detection, effectively increases the accuracy of detection.
Detailed description of the invention
Fig. 1 is the flow chart one that Transient State Rayleigh Wave provided by the invention detects bearing calibration；
Fig. 2 is the schematic diagram of a scenario one that Transient State Rayleigh Wave provided by the invention detects bearing calibration；
Fig. 3 is the flowchart 2 that Transient State Rayleigh Wave provided by the invention detects bearing calibration；
Fig. 4 is the schematic diagram of the dispersion curve of any measuring point in the present invention；
Fig. 5 is the schematic diagram of the inversion result of any measuring point in the present invention；
Fig. 6 is the schematic diagram of a scenario two that Transient State Rayleigh Wave provided by the invention detects bearing calibration；
Fig. 7 is the schematic diagram of the calibration curve of any measuring point in the present invention；
Fig. 8 is the flow chart 3 that Transient State Rayleigh Wave provided by the invention detects bearing calibration；
Fig. 9 is the schematic diagram of a scenario three that Transient State Rayleigh Wave provided by the invention detects bearing calibration；
Figure 10 is the structural schematic diagram that Transient State Rayleigh Wave provided by the invention detects means for correcting.
Specific embodiment
Fig. 1 is the flow chart one that Transient State Rayleigh Wave provided by the invention detects bearing calibration, and Fig. 2 is wink provided by the invention
The schematic diagram of a scenario one of state Rayleigh wave survey bearing calibration.As shown in Figure 1, the Transient State Rayleigh Wave of the present embodiment detects bearing calibration
May include:
S101, according to pre-determined distance geophone group is moved in the abscissa direction of datum level, obtain every time mobile
In the process in geophone group multiple wave detectors base position coordinate, wherein the abscissa of datum level be any horizontal linear, base
The ordinate in quasi- face is any downward straight line perpendicular to the abscissa of datum level.
Specifically, due to being needed when detecting using Transient State Rayleigh Wave by ground to be approximately horizontal plane, the present embodiment
It can be taken up an official post abscissa of the horizontal linear as datum level by selecting ground, and the abscissa perpendicular to datum level also may be selected
Ordinate of any downward straight line as datum level, i.e. the vertical seat perpendicular to ground any straight line directed downwardly as datum level
Mark to complete the acquisition process of datum level, and can satisfy the requirement of Transient State Rayleigh Wave detection.
Further, in this embodiment geophone group includes multiple wave detectors, number and type of the present embodiment to wave detector
Number without limitation.In order to meet the industry regulation of Transient State Rayleigh Wave detection, the number of wave detector is usually taken in the present embodiment
12 or more.Wherein for ease of description, as shown in Fig. 2, 12 wave detectors can be selected in the present embodiment as a geophone group.
And in the present embodiment can the multiple wave detectors of random alignment, the spacing between multiple wave detectors can be identical, can also be different, the present embodiment
Also without limitation to this, need to only meet known to the distance between multiple wave detectors.
Further, in this embodiment the moving direction of geophone group can be set as to the abscissa place side of datum level
To, and repeatedly the pre-determined distance of mobile geophone group can be equidistant, can also be Unequal distance, the present embodiment to move geophone group away from
From size without limitation, the pre-determined distance that need to only meet mobile geophone group is known.
Further, be by the spacing between each wave detector in this present embodiment it is known, datum level be also it is determining,
Therefore, the present embodiment can be used various ways and determine that the base position of multiple wave detectors in geophone group in each moving process is sat
Mark, the present embodiment to the implementation of the base position coordinate for obtaining multiple wave detectors without limitation.
Optionally, it is examined according to the origin of datum level, the position coordinates of focal point, focal point into each moving process
The distance between each wave detector with a distance from the nearest wave detector of origin in wave device group from datum level and in geophone group, determines every
In secondary moving process in geophone group multiple wave detectors base position coordinate.
Specifically, the present embodiment is needed when carrying out Transient State Rayleigh Wave detection in focal point progress jarring, the present embodiment
The position of random epicentre point can be chosen, the present embodiment without limitation to the position of focal point, sit by the position that need to only meet focal point
With a distance from the wave detector that mark is known and origin into each moving process in geophone group from datum level is nearest it is also known that.
Again due to datum level is determining and geophone group in the distance between each wave detector it is known that therefore, for any secondary moving process
Speech, the present embodiment can be according to the origin of datum level, the position coordinates of focal point, focal point detection into the secondary moving process
The distance between each wave detector with a distance from the nearest wave detector of origin in device group from datum level and in geophone group, can determine
In each moving process in geophone group each wave detector base position coordinate.
S102, according in each moving process in geophone group each wave detector base position coordinate, determine respectively multiple
The base position coordinate of measuring point respectively corresponds to the center position coordinates of geophone group in each moving process.
Specifically, as shown in Fig. 2, the present embodiment can choose the center of geophone group in a moving process in office
Base position as measuring point.It is due to the spacing of each wave detector in the origin of datum level, geophone group and mobile every time
Distance be it is known, therefore, the present embodiment can determine the base position coordinate of corresponding measuring point in each moving process.
S103, it carries out Transient State Rayleigh Wave detection processing respectively at the base position coordinate of each measuring point, determines that each measuring point arrives
The depth measurement reference coordinate of bedrock surface.
Specifically, during each mobile geophone group, before the present embodiment is constant in the position for keeping focal point
Put, Transient State Rayleigh Wave detection processing carried out to current corresponding measuring point, obtain each measuring point to bedrock surface depth measurement reference coordinate.
The present embodiment can concrete mode to the depth measurement reference coordinate of each measuring point of determination to bedrock surface without limitation.
In conjunction with Fig. 3, for any measuring point, the specific implementation of the depth measurement reference coordinate to the determining measuring point to bedrock surface
It is described in detail.Fig. 3 is the flowchart 2 that Transient State Rayleigh Wave provided by the invention detects bearing calibration, and Fig. 4 is in the present invention
The schematic diagram of the dispersion curve of any measuring point, Fig. 5 are the schematic diagram of the inversion result of any measuring point in the present invention, and Fig. 6 is this hair
The schematic diagram of a scenario two of the Transient State Rayleigh Wave detection bearing calibration of bright offer.As shown in figure 3, the Transient State Rayleigh Wave of the present embodiment is visited
Survey bearing calibration further include:
S1031, abscissa in the base position coordinate of the abscissa and measuring point in the depth measurement reference coordinate of measuring point is determined
It is equal.
Specifically, due to carrying out Transient State Rayleigh Wave detection processing to measuring point when the base position for keeping measuring point is constant,
Therefore, the present embodiment can be using the abscissa in the base position coordinate of measuring point as the horizontal seat in the depth measurement reference coordinate of measuring point
Mark.
The vibration signal of each wave detector in S1032, the corresponding geophone group of acquisition measuring point.
S1033, frequency dispersion processing is carried out to the vibration signal of each wave detector, obtains the spectrum curve of measuring point.
S1034, inversion procedure is carried out to the spectrum curve of measuring point, obtains the ordinate in the depth measurement reference coordinate of measuring point.
Specifically, the present embodiment can for focal point carry out jarring, the measuring point geophone group center position, by examining
Each wave detector in wave device group acquires vibration signal, then carries out frequency dispersion processing to the collected vibration signal of each wave detector again,
Obtain the spectrum curve of measuring point.
As shown in figure 4, specifically can be according to Rayleigh waves depth of exploration formula in the present embodimentWherein H is depth,
vRFor speed, f is frequency, by determining the model of depth and speed, can obtain the spectrum curve of the measuring point.
Further, the present embodiment carries out inversion procedure to the spectrum curve of the measuring point, can obtain measuring point to bedrock surface
Depth size, i.e. ordinate in the depth measurement reference coordinate of the measuring point indulges as shown in figure 5, wherein abscissa is shear wave velocity
Coordinate is depth, and the corresponding depth of velocity jump point is exactly using datum level as the distance of interface measuring point to bedrock surface, the i.e. survey
Ordinate in the depth measurement reference coordinate of point.
Further, in this embodiment aforesaid way can be used for any point obtains corresponding depth measurement benchmark
Ordinate in coordinate, as shown in fig. 6, wherein multiple measuring points are maintained on datum level in the present embodiment, by each measuring point point
Not carry out Transient State Rayleigh Wave detection processing can determine each measuring point to bedrock surface depth measurement reference coordinate, in this way, can be by each
The size of ordinate value of depth measurement reference coordinate of measuring point to bedrock surface determines that measuring point, and then can to the depth size of bedrock surface
Understand the concrete condition of basement rock form.
Fig. 7 is the schematic diagram of the calibration curve of any measuring point in the present invention.Due to Transient State Rayleigh Wave detection processing need by
The interface of measuring point is similar to horizontal plane, therefore, this implementation can using datum level as interface obtain each measuring point to bedrock surface depth away from
From, but actual landform but more or less will appear fluctuating.In order to accurately detect the actual form of basement rock, the present embodiment can be tied
Fig. 7 is closed the specific implementation process of S104 is described in detail.
S104, according in each moving process in geophone group each wave detector actual position coordinate, obtain each survey respectively
The corresponding matched curve of point.
Specifically, in the present embodiment during multiple mobile geophone group, the modes such as mapping measuring tool can be passed through
Measure the actual position coordinate of each wave detector.The present embodiment does not do the implementation for the actual position coordinate for obtaining each wave detector
It limits.For ease of description, it as shown in fig. 7, the present embodiment can choose any measuring point in multiple measuring points, first passes through and measures the survey
The actual position coordinate of each wave detector in geophone group in the corresponding moving process of point, then use the method for fitting by each inspection
The corresponding actual position coordinate of wave device is processed into a matched curve.Wherein, matched curve can become straight by linear fit
Line, can also be fitted by other fit approach becomes bending line, and the present embodiment does not limit this.Multiple measuring points in the present embodiment
Aforesaid way all can be used, obtain the corresponding matched curve of each measuring point, be not repeated herein.
S105, according to the corresponding matched curve of each measuring point, the depth measurement reference coordinate of each measuring point is corrected respectively
Processing, obtains the correction of soundings coordinate of each measuring point.
Specifically, after determining the corresponding matched curve of each measuring point, for any measuring point, the present embodiment can pass through
Corresponding matched curve is corrected processing to the depth measurement reference coordinate of the measuring point, can fully consider the shadow that actual landform rises and falls
It rings, accurately detects the actual conditions of basement rock form.
In conjunction with Fig. 8, for any measuring point, processing is corrected to the reference coordinate of the measuring point, obtains the depth measurement of the measuring point
The specific implementation of calibration coordinate is described in detail.Fig. 8 is that Transient State Rayleigh Wave provided by the invention detects bearing calibration
Flow chart 3, Fig. 9 are the schematic diagram of a scenario three that Transient State Rayleigh Wave provided by the invention detects bearing calibration.As shown in figure 8, this reality
Apply the Transient State Rayleigh Wave detection bearing calibration of example further include:
S1051, determine the abscissa in the correction of soundings coordinate of measuring point for the abscissa in the depth measurement reference coordinate of measuring point.
S1052, according to the matched curve of abscissa and measuring point in the depth measurement reference coordinate of measuring point, obtain the depth measurement of measuring point
Ordinate in calibration coordinate.
Specifically, usually using the abscissa in the depth measurement reference coordinate of the measuring point as the depth measurement of the measuring point in the present embodiment
Abscissa in calibration coordinate determines that the correction of soundings of the measuring point is sat according to the matched curve of the abscissa value and the measuring point jointly
Ordinate in mark.For example, when the corresponding matched curve of the measuring point is Z=aX+b, it can be by the depth measurement reference coordinate of the measuring point
In abscissa be brought into formula, the correction of soundings coordinate (X, aX+b) of the measuring point can be obtained.In this way, as shown in figure 9, passing through
The fluctuating of landform has been depicted in the variation of the physical location of each geophone station, and the correction of soundings coordinate of measuring point is just it can be considered that practically
The case where shape, the form of basement rock is accurately detected, correction course is quick, effective, it is easy to accomplish.
Transient State Rayleigh Wave provided in this embodiment detects bearing calibration, by the abscissa direction along datum level according to
Pre-determined distance moves geophone group, obtains the base position coordinate of multiple wave detectors in geophone group in each moving process,
The abscissa of middle datum level is any horizontal linear, and the ordinate of datum level is any downward of the abscissa perpendicular to datum level
Straight line.Corresponding geophone group is determined further according to the base position coordinate of multiple wave detectors in geophone group in each moving process
Center obtain the base position coordinate of each measuring point.Then, wink is carried out respectively at the base position coordinate of each measuring point
State Rayleigh wave survey processing, so that it is determined that depth measurement reference coordinate of each measuring point to bedrock surface, further according to being examined in each moving process
The actual position coordinate of each wave detector in wave device group, obtains the corresponding matched curve of each measuring point respectively.Finally, passing through each survey
The corresponding matched curve of point, is corrected processing to the reference coordinate of each measuring point respectively, obtains the correction of soundings of each measuring point
Coordinate.The present embodiment can fully consider the influence of hypsography, solve the detection bearing calibration of existing Transient State Rayleigh Wave by
The problem of detection result inaccuracy is caused in the fluctuating of landform, to conveniently realize the spy to subterrane form
It surveys, effectively increases the accuracy of detection.
After above-mentioned execution S104 process, continuing with Fig. 8, to measuring point each in the present embodiment from datum level to batholith face
The determination process of detection direction be described in detail.Depth measurement of the matched curve in addition to can determine each measuring point in the present embodiment
It, can also be bent according to the corresponding fitting of each measuring point when the corresponding matched curve of each measuring point is straight line outside calibration coordinate
The angle of the abscissa direction of line and datum level, determine respectively each measuring point to batholith face correction of soundings direction.
Specifically, in existing Transient State Rayleigh Wave detection method its detection direction for the ordinate of depth measurement reference coordinate institute
In direction, and it is directed to any measuring point, when the corresponding matched curve of each measuring point for using the mode of linear fit to obtain is straight
It is that the corresponding fitting of the measuring point is bent that the measuring point, which deviates the angle of the direction of the ordinate of reference coordinate, when line, in the present embodiment
The angle of the abscissa direction of line and datum level, and the depth measurement direction in the measuring point to batholith face can be identified as measuring point deviation
The corresponding direction of the angle of the direction of the ordinate of depth measurement reference coordinate.When fitting a straight line non-horizontal surface, the survey is corrected
The depth measurement direction in point to batholith face can misalignment angle α, α=arctana.If landform is raised, depth measurement of the measuring point to batholith face
Direction can deviate to moving direction；If topographic depression, the depth measurement direction of the measuring point to batholith face can be to the reversed of moving direction
Deviate.
Figure 10 is the structural schematic diagram that Transient State Rayleigh Wave provided by the invention detects means for correcting, as shown in Figure 10, this reality
Applying a Transient State Rayleigh Wave detection means for correcting includes:
Module 10 is obtained to obtain for moving geophone group according to pre-determined distance in the abscissa direction of datum level
The base position coordinate of multiple wave detectors in geophone group in each moving process is taken, wherein the abscissa of the datum level is to appoint
One horizontal linear, the ordinate of the datum level are any downward straight line perpendicular to the abscissa of the datum level；
Determining module 20, for according in each moving process in geophone group each wave detector base position coordinate, point
Do not determine that the base position coordinate of multiple measuring points respectively corresponds to the center position coordinates of geophone group in each moving process；
Processing module 30, for carrying out Transient State Rayleigh Wave detection processing respectively at the base position coordinate of each measuring point, really
Depth measurement reference coordinate of the fixed each measuring point to bedrock surface；
The acquisition module 10 is also used to according to the physical location of each wave detector is sat in geophone group in each moving process
Mark, obtains the corresponding matched curve of each measuring point respectively；
The processing module 30 is also used to according to the corresponding matched curve of each measuring point, respectively to the depth measurement of each measuring point
Reference coordinate is corrected processing, obtains the correction of soundings coordinate of each measuring point.
Optionally, the module 10 that obtains is specifically used for position according to the origin of the datum level, the focal point
Set the nearest wave detector of the origin of coordinate, the focal point into each moving process in geophone group from the datum level away from
From the distance between with each wave detector in the geophone group, the base of each wave detector in geophone group in each moving process is determined
Quasi- position coordinates.
Optionally, for any measuring point, the processing module 30 is specifically used for determining the depth measurement reference coordinate of the measuring point
In abscissa it is equal with the abscissa in the base position coordinate of the measuring point；
Acquire the vibration signal of each wave detector in the corresponding geophone group of the measuring point；
Frequency dispersion processing is carried out to the vibration signal of each wave detector, obtains the spectrum curve of the measuring point；
Inversion procedure is carried out to the spectrum curve of the measuring point, obtains the vertical seat in the depth measurement reference coordinate of the measuring point
Mark.
Optionally, for any measuring point, the processing module 30 specifically is also used to determine that the correction of soundings of the measuring point is sat
Abscissa in mark is the abscissa in the depth measurement reference coordinate of the measuring point；
According to the matched curve of abscissa and the measuring point in the depth measurement reference coordinate of the measuring point, the measuring point is obtained
Correction of soundings coordinate in ordinate.
Optionally, the processing module 30 is used for when the corresponding matched curve of each measuring point is straight line, according to each survey
The angle of the abscissa direction of the corresponding matched curve of point and datum level, determines the survey of each measuring point to batholith face respectively
Deep orientation.
Transient State Rayleigh Wave provided in an embodiment of the present invention detects means for correcting, and above method embodiment can be performed, specific
Implementing principle and technical effect, reference can be made to above method embodiment, details are not described herein again for the present embodiment.
The present invention also provides a kind of readable storage medium storing program for executing, it is stored with computer program in readable storage medium storing program for executing, when transient state is auspicious
When at least one processor of Leibo detection means for correcting executes the computer program, arouse Transient State Rayleigh Wave detection means for correcting
It executes Transient State Rayleigh Wave and detects bearing calibration.
The present invention also provides a kind of program product, which includes computer program, which is stored in
In readable storage medium storing program for executing.At least one processor that Transient State Rayleigh Wave detects means for correcting can be read from readable storage medium storing program for executing should
Computer program, at least one processor execute the computer program and make Transient State Rayleigh Wave detection means for correcting implementation transient state auspicious
Leibo detects bearing calibration.
Those of ordinary skill in the art will appreciate that: realize that all or part of the steps of above-mentioned each method embodiment can lead to
The relevant hardware of program instruction is crossed to complete.Program above-mentioned can be stored in a computer readable storage medium.The journey
When being executed, execution includes the steps that above-mentioned each method embodiment to sequence；And storage medium above-mentioned include: ROM, RAM, magnetic disk or
The various media that can store program code such as person's CD.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of Transient State Rayleigh Wave detects bearing calibration characterized by comprising
Geophone group is moved according to pre-determined distance in the abscissa direction of datum level, obtains detection in each moving process
The base position coordinate of multiple wave detectors in device group, wherein the abscissa of the datum level is any horizontal linear, the benchmark
The ordinate in face is any downward straight line perpendicular to the abscissa of the datum level；
According in each moving process in geophone group each wave detector base position coordinate, determine the benchmark of multiple measuring points respectively
Position coordinates respectively correspond to the center position coordinates of geophone group in each moving process；
It carries out Transient State Rayleigh Wave detection processing respectively at the base position coordinate of each measuring point, determines the survey of each measuring point to bedrock surface
Deep reference coordinate；
According in each moving process in geophone group each wave detector actual position coordinate, obtain each measuring point respectively and respectively correspond to
Matched curve；
According to the corresponding matched curve of each measuring point, processing is corrected to the depth measurement reference coordinate of each measuring point respectively, is obtained
The correction of soundings coordinate of each measuring point.
2. the method according to claim 1, wherein multiple in geophone group in each moving process of acquisition
The base position coordinate of wave detector, comprising:
According to the origin of the datum level, the position coordinates of focal point, focal point into each moving process geophone group
In the distance between each wave detector with a distance from the nearest wave detector of origin from the datum level and in the geophone group, determine
In each moving process in geophone group each wave detector base position coordinate.
3. the method according to claim 1, wherein being directed to any measuring point, the base position in each measuring point
Transient State Rayleigh Wave detection processing is carried out at coordinate respectively, determine each measuring point to bedrock surface depth measurement reference coordinate, comprising:
Determine the abscissa phase in the base position coordinate of the abscissa and the measuring point in the depth measurement reference coordinate of the measuring point
Deng；
Acquire the vibration signal of each wave detector in the corresponding geophone group of the measuring point；
Frequency dispersion processing is carried out to the vibration signal of each wave detector, obtains the spectrum curve of the measuring point；
Inversion procedure is carried out to the spectrum curve of the measuring point, obtains the ordinate in the depth measurement reference coordinate of the measuring point.
4. according to the method described in claim 3, it is characterized in that, be directed to any measuring point, it is described respectively to be corresponded to according to each measuring point
Matched curve, processing is corrected to the depth measurement reference coordinate of each measuring point respectively, obtains the correction of soundings coordinate of each measuring point, wrap
It includes:
Determine that the abscissa in the correction of soundings coordinate of the measuring point is the abscissa in the depth measurement reference coordinate of the measuring point；
According to the matched curve of abscissa and the measuring point in the depth measurement reference coordinate of the measuring point, the survey of the measuring point is obtained
Ordinate in deep calibration coordinate.
5. the method according to claim 1, wherein in the geophone group according to each moving process
In each wave detector actual position coordinate, after obtaining the corresponding matched curve of each measuring point respectively, the method also includes:
When the corresponding matched curve of each measuring point is straight line, according to the corresponding matched curve of each measuring point and the benchmark
The angle of the abscissa direction in face, determine respectively each measuring point to batholith face correction of soundings direction.
6. a kind of Transient State Rayleigh Wave detects means for correcting characterized by comprising
Module is obtained, for moving geophone group according to pre-determined distance in the abscissa direction of datum level, is obtained each
In moving process in geophone group multiple wave detectors base position coordinate, wherein the abscissa of the datum level be any level
Straight line, the ordinate of the datum level are any downward straight line perpendicular to the abscissa of the datum level；
Determining module, for according in each moving process in geophone group each wave detector base position coordinate, determine respectively
The base position coordinate of multiple measuring points respectively corresponds to the center position coordinates of geophone group in each moving process；
Processing module determines each survey for carrying out Transient State Rayleigh Wave detection processing respectively at the base position coordinate of each measuring point
Point arrives the depth measurement reference coordinate of bedrock surface；
The acquisition module, be also used to according in each moving process in geophone group each wave detector actual position coordinate, point
The corresponding matched curve of each measuring point is not obtained；
The processing module is also used to according to the corresponding matched curve of each measuring point, is sat respectively to the depth measurement benchmark of each measuring point
Mark is corrected processing, obtains the correction of soundings coordinate of each measuring point.
7. device according to claim 6, which is characterized in that the acquisition module is specifically used for according to the datum level
The origin of origin, the position coordinates of focal point, focal point into each moving process in geophone group from the datum level
The distance between each wave detector, determines wave detector in each moving process in the distance of nearest wave detector and the geophone group
The base position coordinate of each wave detector in group.
8. device according to claim 6, which is characterized in that be directed to any measuring point, the processing module is specifically used for true
Abscissa in the depth measurement reference coordinate of the fixed measuring point is equal with the abscissa in the base position coordinate of the measuring point；
Acquire the vibration signal of each wave detector in the corresponding geophone group of the measuring point；
Frequency dispersion processing is carried out to the vibration signal of each wave detector, obtains the spectrum curve of the measuring point；
Inversion procedure is carried out to the spectrum curve of the measuring point, obtains the ordinate in the depth measurement reference coordinate of the measuring point.
9. device according to claim 8, which is characterized in that be directed to any measuring point, the processing module is specifically also used to
Determine that the abscissa in the correction of soundings coordinate of the measuring point is the abscissa in the depth measurement reference coordinate of the measuring point；
According to the matched curve of abscissa and the measuring point in the depth measurement reference coordinate of the measuring point, the survey of the measuring point is obtained
Ordinate in deep calibration coordinate.
10. device according to claim 6, which is characterized in that the processing module is used for when each measuring point is corresponding
When matched curve is straight line, according to the folder of the corresponding matched curve of each measuring point and the abscissa direction of the datum level
Angle, determine respectively each measuring point to batholith face correction of soundings direction.
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