CN107945261A - A kind of geotechnical boring clinometers calculation method - Google Patents

A kind of geotechnical boring clinometers calculation method Download PDF

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CN107945261A
CN107945261A CN201710969406.4A CN201710969406A CN107945261A CN 107945261 A CN107945261 A CN 107945261A CN 201710969406 A CN201710969406 A CN 201710969406A CN 107945261 A CN107945261 A CN 107945261A
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point
record
drilling
value
projection line
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CN107945261B (en
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何紫兰
朱鹏飞
孔维豪
曹珂
白芸
马恒
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Beijing Research Institute of Uranium Geology
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Beijing Research Institute of Uranium Geology
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    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects

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Abstract

The invention belongs to uranium geology research and uranium resource regional evaluation technical field, and in particular to a kind of geotechnical boring clinometers calculation method.The method of the present invention includes following steps：Addition borehole log and branch borehole definition drilling longitudinal direction, plane projection line in toward bore database；Projection line position adjustment so that the starting point for the projection line that drills is on same vertical guide.Providing holes segment value d, since drilling tapping point position, according to the position of the inclination angle of hole section value and tapping point, azimuthal angle calculation second point of drilling on projection line, until the whole hole point of drilling terminates；It will calculate in drillhole inclination survey record storage to the bore database completed, carry out deviational survey record redundancy analysis；Calculate drillhole inclination survey record.The method of the present invention can automate generation drillhole inclination survey record, reduce the drawbacks of participating in workload, breaking through conventional deviational survey extraction workflow artificial in data handling procedure, improve the efficiency of three-dimensional modeling data preparation.

Description

A kind of geotechnical boring clinometers calculation method
Technical field
The invention belongs to uranium geology research and uranium resource regional evaluation technical field, and in particular to a kind of geotechnical boring is surveyed Oblique computational methods.
Background technology
Drilling track is calculated to be of great significance to establishing real threedimensional model,《Invent a kind of geotechnical boring space Track restoring method》In, a kind of method of deviational survey extraction is elaborated, mainly by changing exploration line longitudinal direction, plane figure, root According to drilling projection line angle, calculate perspective plane and calculate intersection.The intersection, is drilling track line, final to obtain drilling survey Tiltedly record.The drawbacks of algorithm, is, the projection line site error as caused by drawing need to be manually adjusted by drilling, when drilling measuring point When azimuthal variation is more than 90 degree, a plurality of intersection can be generated, intersection editor need to be carried out manually, it is impossible to which fast and accurately extraction is bored Hole deviational survey record, during labor intensive.
The content of the invention
The technical problem to be solved in the invention is：The present invention provides a kind of geotechnical boring clinometers calculation method, for fast Speed, accurately calculate drillhole inclination survey record, greatly improves the work efficiency of three-dimensional modeling data preparation so that three-dimensional modeling Data Preparation is efficient.
Technical scheme is as described below：
It is proposed a kind of geotechnical boring clinometers calculation method, comprise the following steps：Step S1：Bore database prepares；Step S2：Projection line position adjustment；Step S3：Providing holes segment value, calculates deviational survey record；Step S4：Analysis and comment deviational survey records.
Step 1 includes following operation：
Step S11：Addition borehole log in toward bore database, including sequence number K, drilling title holeID and hole depth value Length；
Step S12：Branch borehole definition drilling is longitudinal, plane projection line, should include two projections under each drilling title Line, and by drill footage direction calibration projection line starting point position.
Step 2 includes following operation：
The beginning point coordinates of drilling longitudinal projection's line or plane projection line is obtained, is calculated and plane projection line or longitudinal projection Line starting point X, the difference of Y-coordinate value, translation longitudinal projection's line or plane projection line, correction drawing are carried out by parameter of this difference During setting point error so that the starting point for the projection line that drills is on same vertical guide.
Step 3 includes following operation：
This algorithm proposes：One curve is divided into numerous segment, at this time on curve the straight length of adjacent point-to-point transmission with The difference of the actual arc length of point-to-point transmission is less than 0.01, and the physical length of point-to-point transmission is approximately equal to straight length.
Step S31：Providing holes segment value d, the hole section value is the depth difference of adjacent two measuring point when drilling, according to step 3 Viewpoint carry out hole section value setting, in this algorithm the scope of d be 1~5；
Step S32：After providing holes segment value, drillhole inclination survey calculating is proceeded by, from first drilling K1Start clinometers calculation, To final point KiTerminate and calculate.
Since drilling tapping point position, according to the inclination angle of hole section value and tapping point, azimuthal angle calculation second point of drilling Position on projection line, and corresponding inclination angle, azimuth are obtained, and then according to the inclination angle of hole section value and second point, orientation Angle calculates the 3rd position of the point on projection line, calculates in this approach until the whole hole point end loop of drilling.
Step S321：It is first point to take drilling tapping point, and it is N to take longitudinal projection's line starting point1, plane projection line starting point For M1, N is taken respectively1Inclination value α1And M1Azimuth value θ1, and assignment Record1={ holeID, d*1, α1,θ1, according to Formula calculates the vertical depth point D of longitudinal projection's line1And plane projection line puts down long point L1：D1=d*cos α1；L1=d*cos α1*cos θ1。
Step S322：With vertical depth point D1, flat long point L1Distance value, with N1、M1Calculated respectively for reference point on projection line Two point N2、M2Position, take N respectively2Inclination value α2And M2Azimuth value θ2, and assignment Record2={ holeID, d* 2,α2,θ2, according to the vertical depth point D of formula calculating longitudinal projection line2And plane projection line puts down long point L2：D2=d*cos α2；L2 =d*cos α2*cosθ2。
Step S323：With vertical depth point D2, flat long point L2Distance value, with N2、M2Calculated respectively for reference point on projection line Three point N3、M3Position ...
Step S324：When calculating to i-th, drilling overall length L=d*i is calculated, if L values are more than hole depth value, is stopped Calculate, the inclination angle of longitudinal projection's point of whole hole point is assigned to Ni, the azimuth of plane projection point is assigned to Mi, by the hole of drilling Deep value length is assigned to L, Recordi={ holeID, L, αi,θi, and circulation is terminated, single hole clinometers calculation is completed.
Step S325：It will calculate in drillhole inclination survey record storage to the bore database completed, and enter next drilling Clinometers calculation, to final one drilling KiTerminate and calculate.
It is sufficiently small using hole section value d in step S3, and then drilling subsequent point is followed the trail of, even if drilling measuring point azimuthal variation More than 90 degree, drillhole inclination survey is calculated and is not had an impact, break through the disadvantage of a plurality of intersection of generation of conventional deviational survey extraction workflow End.
Step 4 includes following operation：
Drillhole inclination survey record is obtained according to step S3, carries out deviational survey record redundancy analysis.
Since hole section value is smaller, if hole section value is 1, one 500 meters of drilling at least generates 500 deviational survey records, by Drilling carries out operational analysis to Record, if | αi-αi-1|<0.1&&|θi-θi-1|<0.1, then delete RecordiRecord.Ensureing Deviational survey record is reduced in the case that the form that drills is constant, simplifies data for later stage modeling.
Step S41：The new field RECORD that defines records for deviational survey, from K1First deviational survey record of drilling starts, n=1, i =1, RECORD1=Record1。
Step S42：Analysis is proceeded by from second deviational survey record to calculate, n=2, i=2, if | α2-α1|<0.1&&|θ2- θ1|<0.1, then delete Record2Record, and it is assigned to n, i.e. n=1 by 1.If | α2-α1|>0.1|||θ2-θ1|>0.1, then RECORD2=Record2。
Step S43：Start the calculating of i-th of deviational survey record, n=n+1, i=i+1.If | αi-αi-1|<0.1&&|θi-θi-1| <0.1, then delete RecordiRecord, and by n=n-1.If | αi-αi-1|>0.1|||αi-αi-1|>0.1, then RECORDn= Recordi.Until last deviational survey records, terminate and calculate.RECORDnThe deviational survey record formed is the final survey of drilling Tiltedly record.
Step S44：By the drilling K after completion computing1Deviational survey record RECORD be updated to bore database, start to drill K2Deviational survey record redundancy analysis, to drill KiTerminate and calculate.
Beneficial effects of the present invention are：
(1) present invention provides a kind of geotechnical boring clinometers calculation method, can automate generation drillhole inclination survey record, reduce Workload is artificially participated in data handling procedure, improves the efficiency of three-dimensional modeling data preparation；
(2) present invention provides a kind of geotechnical boring clinometers calculation method, breaks through the drawbacks of conventional deviational survey extracts workflow, For fast and accurately calculating drillhole inclination survey record.
Brief description of the drawings
Fig. 1 is drilling longitudinal projection's line and transverse projection space of lines exemplary relationship figure；
Fig. 2 is the formula schematic diagram of the present invention.
Embodiment
A kind of geotechnical boring clinometers calculation method provided by the invention is made into one with specific embodiment below in conjunction with the accompanying drawings Step describes in detail.
A kind of geotechnical boring clinometers calculation method provided by the invention, comprises the following steps：Step S1：Bore database is accurate It is standby；Step S2：Projection line position adjustment；Step S3：Providing holes segment value, calculates deviational survey record；Step S4：Analysis and comment deviational survey is remembered Record.
Step S1：Bore database prepares：
Bore database prepares the importing for including hole position information table, and drilling longitudinal direction, the definition of plane projection line.Drilling Database supports the information storage of drilling table, and the spatial index of drill hole line.
Step S11：Addition borehole log in toward bore database, including sequence number K, drilling title holeID and hole depth value Length。
Step S12：As shown in Figure 1, branch borehole definition drilling is longitudinal, plane projection line, should be wrapped under each drilling title Two projection lines are included, and by drill footage direction calibration projection line starting point position.
Step S2：Projection line position adjustment：
The beginning point coordinates of acquisition drilling longitudinal projection's line (or plane projection line), calculating and plane projection line (or longitudinal direction Projection line) starting point X, the difference of Y-coordinate value, using this difference as parameter carry out translation longitudinal projection's line (or plane projection line), Correct the setting point error in drawing course so that the starting point for the projection line that drills is on same vertical guide.
Step S3：Providing holes segment value, calculates deviational survey record：
This algorithm proposes：One curve is divided into numerous segment, at this time on curve the straight length of adjacent point-to-point transmission with The difference of the actual arc length of point-to-point transmission is less than 0.01, and the physical length of point-to-point transmission is approximately equal to straight length.
Step S31：Providing holes segment value d, the hole section value is the depth difference of adjacent two measuring point when drilling, according to step 3 Viewpoint carry out hole section value setting, in this algorithm the scope of d be 1~5
Step S32：
Since the tapping point position K1 that drills, drilled second according to the inclination angle of hole section value and tapping point, azimuthal angle calculation Positions of the point K2 on projection line, and corresponding inclination angle, azimuth are obtained, and then according to the inclination angle of hole section value and K2, azimuth Positions of the K3 on projection line is calculated, is calculated in this approach until drilling end hole point Ki and end loop.
Step S321：It is first point to take drilling tapping point, and it is N to take longitudinal projection's line starting point1, plane projection line starting point For M1, N is taken respectively1Inclination value α1And M1Azimuth value θ1, and assignment Record1={ holeID, d*1, α1,θ1, according to Formula calculates the vertical depth point D of longitudinal projection's line1And plane projection line puts down long point L1：D1=d*cos α1；L1=d*cos α1*cos θ1, as shown in Figure 2.
Step S322：With vertical depth point D1, flat long point L1Distance value, with N1、M1Calculated respectively for reference point on projection line Two point N2、M2Position, take N respectively2Inclination value α2And M2Azimuth value θ2, and assignment Record2={ holeID, d* 2,α2,θ2, according to the vertical depth point D of formula calculating longitudinal projection line2And plane projection line puts down long point L2：D2=d*cos α2；L2 =d*cos α2*cosθ2。
Step S323：With vertical depth point D2, flat long point L2Distance value, with N2、M2Calculated respectively for reference point on projection line Three point N3、M3Position ...
Step S324：When calculating to i-th, drilling overall length L=d*i is calculated, if L values are more than hole depth value, is stopped Calculate, the inclination angle of longitudinal projection's point of whole hole point is assigned to Ni, the azimuth of plane projection point is assigned to Mi, by the hole of drilling Deep value length is assigned to L, Recordi={ holeID, L, αi,θi, and circulation is terminated, single hole clinometers calculation is completed.
Step S325：It will calculate in drillhole inclination survey record storage to the bore database completed, and enter next drilling Clinometers calculation, to final one drilling KiTerminate and calculate.
It is sufficiently small using hole section value d in step S3, and then drilling subsequent point is followed the trail of, even if drilling measuring point azimuthal variation More than 90 degree, drillhole inclination survey is calculated and is not had an impact, break through the disadvantage of a plurality of intersection of generation of conventional deviational survey extraction workflow End.
Step S4：Analysis and comment deviational survey records：
Drillhole inclination survey record is obtained according to step S3, carries out deviational survey record redundancy analysis.
Since hole section value is smaller, if hole section value is 1, one 500 meters of drilling at least generates 500 deviational survey records, by Drilling carries out operational analysis to Record, if | αi-αi-1|<0.1&&|θi-θi-1|<0.1, then delete RecordiRecord.Ensureing Deviational survey record is reduced in the case that the form that drills is constant, simplifies data for later stage modeling.
Step S41：The new field RECORD that defines records for deviational survey, from K1First deviational survey record of drilling starts, n=1, i =1, RECORD1=Record1。
Step S42：Analysis is proceeded by from second deviational survey record to calculate, n=2, i=2, if | α2-α1|<0.1&&|θ2- θ1|<0.1, then delete Record2Record, and it is assigned to n, i.e. n=1 by 1.If | α2-α1|>0.1|||θ2-θ1|>0.1, then RECORD2=Record2。
Step S43：Start the calculating of i-th of deviational survey record, n=n+1, i=i+1.If | αi-αi-1|<0.1&&|θi-θi-1| <0.1, then delete RecordiRecord, and by n=n-1.If | αi-αi-1|>0.1|||αi-αi-1|>0.1, then RECORDn= Recordi.Until last deviational survey records, terminate and calculate.RECORDnThe deviational survey record formed is the final survey of drilling Tiltedly record.
Step S44：By the drilling K after completion computing1Deviational survey record RECORD be updated to bore database, start to drill K2Deviational survey record redundancy analysis, to drill KiTerminate and calculate.

Claims (6)

  1. A kind of 1. geotechnical boring clinometers calculation method, it is characterised in that：Comprise the following steps：
    Step S1：Bore database prepares；
    Step S2：Projection line position adjustment；
    Step S3：Providing holes segment value, calculates deviational survey record；
    Step S4：Analysis and comment deviational survey records.
  2. A kind of 2. geotechnical boring clinometers calculation method according to claim 1, it is characterised in that：Step S1 includes following behaviour Make：
    Step S11：Addition borehole log in toward bore database, including sequence number K, drilling title holeID and hole depth value Length；
    Step S12：Branch borehole definition drilling is longitudinal, plane projection line, should include two projection lines under each drilling title, and By drill footage direction calibration projection line starting point position.
  3. A kind of 3. geotechnical boring clinometers calculation method according to claim 2, it is characterised in that：The bore database branch Hold the storage of drilling table information, and the spatial index of drill hole line.
  4. A kind of 4. geotechnical boring clinometers calculation method according to claim 3, it is characterised in that：Step S2 includes following behaviour Make：
    The beginning point coordinates of drilling longitudinal projection's line or plane projection line is obtained, calculating is opened with plane projection line or longitudinal projection's line The difference of initial point X, Y-coordinate value, carry out translation longitudinal projection's line or plane projection line by parameter of this difference, correct drawing course In setting point error so that the starting point for the projection line that drills is on same vertical guide.
  5. A kind of 5. geotechnical boring clinometers calculation method according to claim 4, it is characterised in that：Step S3 includes following behaviour Make：
    This algorithm proposes：One curve is divided into numerous segment, at this time the straight length of adjacent point-to-point transmission and on curve at 2 points Between actual arc length difference be less than 0.01, the physical length of point-to-point transmission is approximately equal to straight length.
    Step S31：
    Providing holes segment value d, the hole section value are the depth difference of adjacent two measuring point when drilling, and hole is carried out according to the viewpoint of step 3 Segment value is set, and the scope of d is 1~5 in this algorithm
    Step S32：After providing holes segment value, drillhole inclination survey calculating is proceeded by, from first drilling K1Start clinometers calculation, to most A point K eventuallyiTerminate and calculate；
    Since drilling tapping point position, thrown according to the inclination angle of hole section value and tapping point, azimuthal angle calculation second point of drilling Position on hachure, and corresponding inclination angle, azimuth are obtained, and then according to the inclination angle of hole section value and second point, declinometer The 3rd position of the point on projection line is calculated, is calculated in this approach until the whole hole point end loop of drilling.
    Step S321：It is first point to take drilling tapping point, and it is N to take longitudinal projection's line starting point1, plane projection line starting point is M1, N is taken respectively1Inclination value α1And M1Azimuth value θ1, and assignment Record1={ holeID, d*1, α1,θ1, according to formula meter Calculate the vertical depth point D of longitudinal projection's line1And plane projection line puts down long point L1：D1=d*cos α1；L1=d*cos α1*cosθ1；
    Step S322：With vertical depth point D1, flat long point L1Distance value, with N1、M1Second is calculated on projection line respectively for reference point Point N2、M2Position, take N respectively2Inclination value α2And M2Azimuth value θ2, and assignment Record2={ holeID, d*2, α2, θ2, according to the vertical depth point D of formula calculating longitudinal projection line2And plane projection line puts down long point L2：D2=d*cos α2；L2=d* cosα2*cosθ2；
    Step S323：With vertical depth point D2, flat long point L2Distance value, with N2、M2Three is calculated on projection line respectively for reference point Point N3、M3Position ...；
    Step S324：When calculating to i-th, drilling overall length L=d*i is calculated, if L values are more than hole depth value, stops calculating, The inclination angle of longitudinal projection's point of whole hole point is assigned to Ni, the azimuth of plane projection point is assigned to Mi, by the hole depth value of drilling Length is assigned to L, Recordi={ holeID, L, αi,θi, and circulation is terminated, single hole clinometers calculation is completed；
    Step S324：It will calculate in drillhole inclination survey record storage to the bore database completed, and enter the survey of next drilling Tiltedly calculate, to final one drilling KiTerminate and calculate.
  6. A kind of 6. geotechnical boring clinometers calculation method according to claim 5, it is characterised in that：Step S4 includes following behaviour Make：
    If hole section value is 1, one 500 meters of drilling at least generates 500 deviational survey records, and computing is carried out to Record by drilling Analysis, if | αi-αi-1|<0.1&&|θi-θi-1|<0.1, then delete RecordiRecord.
    Step S41：The new field RECORD that defines records for deviational survey, from K1First deviational survey record of drilling starts, n=1, i=1, RECORD1=Record1；
    Step S42：Analysis is proceeded by from second deviational survey record to calculate, n=2, i=2, if | α2-α1|<0.1&&|θ2-θ1|< 0.1, then delete Record2Record, and it is assigned to n, i.e. n=1 by 1；If | α2-α1|>0.1|||θ2-θ1|>0.1, then RECORD2 =Record2；
    Step S43：Start the calculating of i-th of deviational survey record, n=n+1, i=i+1；If | αi-αi-1|<0.1&&|θi-θi-1|< 0.1, then delete RecordiRecord, and by n=n-1；If | αi-αi-1|>0.1|||αi-αi-1|>0.1, then RECORDn= Recordi；Until last deviational survey records, terminate and calculate；RECORDnThe deviational survey record formed is the final survey of drilling Tiltedly record；
    Step S44：By the drilling K after completion computing1Deviational survey record RECORD be updated to bore database, start drill K2's Deviational survey records redundancy analysis, to the K that drillsiTerminate and calculate.
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CN113627009A (en) * 2021-08-05 2021-11-09 精英数智科技股份有限公司 Tunneling management method and system for gas extraction drilling

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