CN102495434A - Advanced geological prediction method for underground engineering - Google Patents
Advanced geological prediction method for underground engineering Download PDFInfo
- Publication number
- CN102495434A CN102495434A CN2011103809601A CN201110380960A CN102495434A CN 102495434 A CN102495434 A CN 102495434A CN 2011103809601 A CN2011103809601 A CN 2011103809601A CN 201110380960 A CN201110380960 A CN 201110380960A CN 102495434 A CN102495434 A CN 102495434A
- Authority
- CN
- China
- Prior art keywords
- underground
- geology
- prediction
- geological
- advance geologic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses an advanced geological prediction method for underground engineering. With geology as pivot, the advanced geological prediction method for underground engineering comprises four stages of long-term advanced geological prediction, middle-term advanced geological prediction, short-term advanced geological prediction and impending advanced geological prediction. The advanced geological prediction method comprises the following steps of: (1) making advanced geological prediction tasks for underground engineering for the underground engineering clear; (2) collecting data; (3) carrying out field geological review; (4) perfecting the modification of a longitudinal section drawing of the underground engineering; and (5) adopting combined geological method, geophysical prospecting method and horizontal drilling method to obtain advanced geological prediction. The invention provides the advanced geological prediction method for underground engineering; with geology as pivot, comprehensive geological analysis is carried out in the whole process of advanced geological prediction for underground engineering and the long-term, middle-term, short-term and impending advanced geological predictions are closely combined together to implement combination of geological method, geophysical prospecting method and horizontal drilling method; the comprehensive application of the geophysical prospecting method is optimized; and the advanced geological prediction method for underground engineering, provided by the invention, has the advantages of improving the predication accuracy, reducing predication cost and obtaining wide application range, etc.
Description
Technical field
The present invention relates to a kind of method of underground works advance geologic prediction.
Background technology
Tunnel, Tunnel Engineering are the special engineering-Geological Engineerings that is different from general civil construction project; It is to do building materials with geologic body; Be again a part of or whole of engineering structure; And be one type of special building engineering of architectural environment with the geologic media, its theoretical foundation is geology kybernetics-geological structure control opinion, rock (soil) body structure kybernetics, karst kybernetics, geologic media kybernetics, the design of Geological Engineering and the basic skills of construction are geology monitoring construction methods; Advance geologic prediction is the important component part of geology monitoring construction method, is the objective requirement of tunnel, tunnel dynamic design, construction.
Along with carrying out of China's development of the West Regions, large-scale infrastructure construction, the starting of railway, highway, water power hydraulic engineering; China railways, vcehicular tunnel, diversion tunnel, the tunnel (tunnel) of the buried depth of particularly growing up grows with each passing day, and the geotechnical engineering investigation in above-mentioned area is because of physical geography condition; Many places are in area, middle and high mountain; Landform, landforms are complicated, and the river is deep, geologic media condition (formation lithology is complicated, carbonate strata blazons, fold, rift structure complicated); Hydrogeological condition (karst water, tomography water etc. are general), ecological environment frailty, for landform, landforms, complicated geological condition, especially the engineering investigation in the tunnel (tunnel) of karst complicacy becomes a difficult problem that waits to solve.
At present, the division of underground works advance geologic prediction commonly used does not also have unified standard, most all by the detection range of physical prospecting be divided into for a long time, two stages of short-time forecast; Though what have has proposed macroscopical advance geologic prediction notion; But the research to its theory, step and method is less, and the instance of practical application is less, in the advance geologic prediction technological synthesis is used; It is comparatively common only to carry out just making behind the forward probe phenomenon of advance geologic prediction with two kinds or two kinds of advanced physical prospecting means; Even use advanced geophysical prospecting equipment also to be difficult to obtain desirable effect, in the selection of geophysical prospecting method, fail to be optimized combination according to tunnel (tunnel) actual geologic condition; The forecast cost is higher, and the forecast accuracy is lower.
Summary of the invention
The object of the invention promptly is to overcome the deficiency of prior art, and providing a kind of is maincenter with geology, with the overall process of geological syntheses analysis through the underground works advance geologic prediction; Long-term, mid-term, short-term, face million advance geologic predictions and combine closely; Carry out geology-physical prospecting-horizontal drilling three and combine, optimize the integrated application of physical prospecting means, improve forecast accuracy; Reduce the forecast cost, the method for a kind of underground works advance geologic prediction applied widely.
The object of the invention is realized through following technical scheme: the method for underground works advance geologic prediction; It is maincenter with geology; Comprise long-term advance geologic prediction, mid-term advance geologic prediction, short-term advance geologic prediction and face million advance geologic prediction four-stages, it may further comprise the steps:
(1) task of clear and definite underground works advance geologic prediction;
(2) data collection: the following data of collecting the bed rearrangement underground works at least: geotechnical engineering investigation report, special study, line project geology, hydrogeology, route profile, stratigraphic column, borehole columnar section, exploratory heading planimetric map, surface geology physical prospecting achievement data, underground works design document; Also should collect the areal geology measuring reports of underground works on-site 1,/20 ten thousand in case of necessity; 1,/20 ten thousand the hydrogeological measuring reports in comprehensive zone; Data to collecting is analyzed, is studied; Basic kind, distribution and the scale of grasping underground works tectonic structure profile completely and main unfavorable geology; Find out the data weak point relevant with advance geologic prediction, the problem that maybe need solve is as the primary study of advance geologic prediction;
(3) on-the-spot geology check: on the basis of the existing data of analysis and research, carry out on-the-spot geology check, tentatively verify interrelated data;
(4) improve the modification of underground works profile face: make amendment additional to underground engineering profile face on the basis of geology check at the scene;
(5) adopt geology method, physical prospecting method, three kinds of methods of horizontal drilling method to combine, geologic condition and existing underground works that existing underground works takes place are studied, analyze, contrasted, obtain the advance geologic prediction of this underground works.
Described geology method comprises the geology projective method that underground engineering longitudinal profile is worked out;
Promptly being basis, the architectonic basis of confirming earth history, is again the succession of strata method of prediction of phreatic ambient condition;
Use original principle of editing and recording of mining geology and method; Face to new excavation carries out mapping; From the starting point of Underground Engineering Excavation by a certain percentage chi draw three wall expanded views; Draw flat leading; Draw positive hole associating sectional drawing; The comprehensive collection by above-mentioned three aspect geologic informations and the drafting of basic map are carried out front of tunnel heading and are laterally carried out the geological record method of prediction of short distance advance geologic prediction, the drafting that it comprises face sketch, the three-dimensional expanded view of barrel and application, flatly lead, establishment and application that cross sectional plane figure is being united in positive hole;
The fault parameters method that the tomography process is forecast;
Obtain the TV imaging technique of the parameter that the geologic structure face of face country rock distributes, described TV imaging technique comprises the image information of input is carried out the image pre-service that preparation property is handled; Digital picture is encoded, realize the image compression encoding of undistorted compression; According to the characteristics of image that exists in the image, segment the image into the cutting apart of image of a series of target areas; Represent the description of image of structure and the statistical property or the interregional relation of separated region or object with the mathematical-specific language;
According to engineering experience and engineering geology analytical approach, according to the unfavorable geology effect, the engineering geological condition that geologic hazard forms, the engineering geology analogy method that hydrogeological condition and other condition are carried out analogy.
Described physical prospecting method comprises seismic reflection method, LDS land asdic method, TRT seismic reflection tomography method, negative apparent velocity method, HSP horizontal acoustic waves method, BEAM electrical survey (-ing) technology, TEM transient electromagnetic method, GPR geological radar method, acoustic-emission, Water by Using Infrared Ray Method.
Described seismic reflection method adopts the echo sounding principle; Seismic event excites with a small amount of explosive at the focal point of appointment; The seismic event form with spherical wave in rock that produces is propagated to front of tunnel heading, and when seismic event ran into the physical properties of rock interface, a part of earthquake signal reflex was returned; The transmission of part earthquake signal gets into the place ahead medium; The seismic signal of reflection will be received by two high-sensitive seismoreceivers, analyze through to received signal kinematics and mechanical characteristics, infer poorly position, scale, occurrence and the rock mechanics properties of plastid;
Described LDS land asdic method is included in underground engineering along establishing a survey line on the face; Establish a measuring point on the survey line about every 30cm; Produce the vibrations elastic wave with hammering then; Elastic wave is propagated in rock mass along face; Run into the velocity of wave interface different and produce reflection with density; The wave detector that nearby is provided with at hammer point receives these a series of back waves; After many measuring points measure one by one on the survey line; The record of each measuring point is plotted figure one a time section; Can being linked to be the back wave of the same reflecting surface of a line in scheming, but just interpretation goes out each reflecting interface;
Described TRT seismic reflection tomography method adopts space multi-point shooting and reception, and based on there being acoustic impedance difference in the tunnel surrounding, acoustic impedance difference occurs in formation boundaries or zone of discontinuity; These zones of discontinuity are equivalent to mirror; To reflect and give sonic detector, after analyzing, confirm the position and the proterties of reflecting interface, and utilize earthquake reflected wave to carry out the principle of three-dimensional geological condition imaging; Each focus and receiver for known location; The zone that reflecting surface possibly reflex to is an ellipse, and for enough focus and acceptance point being set to form a cubical array, each border or reflecting surface are considered to a plurality of oval zones that intersect;
Described negative apparent velocity method adopts point to excite; Multiple spot receives; The back wave characteristic of utilizing seismic wave in uneven strata, to produce is forecast the geological condition of underground engineering front of tunnel heading and peripheral region; In the certain limit of underground engineering sidewall, arrange the exciting point; The seismic signal that excites, produces is propagated in the underground engineering surrounding rock body; When rock strength changes, the part of seismic signal will be returned, and inverse signal is received by instrument;
Described HSP horizontal acoustic waves method is utilized propagation, the reflection of sound wave in rock mass, receives reflection wave signal through signal acquiring system, judges the character of underground works front of tunnel heading reflecting interface;
Described TEM transient electromagnetic method is a kind of TDEM, and the waveform electromagnetic pulse that jumps of utilize being situated between excites, and utilizes earth-free loop line to underground emission primary field, after the primary field outage, measures the induction secondary field that produced by underground medium over time;
Described GPR geological radar method utilizes an antenna to launch frequency electromagnetic waves with the money impulse form to front of tunnel heading, and another antenna receives the reflection electromagnetic wave of front of tunnel heading medium interface;
Described acoustic-emission causes stresses re-distribution in the Underground Engineering Excavation process; To cause rock mass inside to occur breaking or the further expanding of preexisting crack; When the deformation energy that accumulates in the rock mass discharges; Stress wave is outwards propagated simultaneously; Form a series of acoustic emission signals; The strong and weak number of acoustic emission is relevant with rock mass characteristics and force-bearing situation, and the process of a series of increases is arranged before rock mass damage, mainly forecasts the stability of rock burst and rock mass;
Described Water by Using Infrared Ray Method is that noncontact is surveyed, and on tunnel wall, visits surely a little, on wall, gets a punctation with the laser instrument of instrument, reserves and visits the trigger that point is pulled instrument, just can on instrument screen, read probe value.
The formation lithology that described horizontal drilling method is obtained front of tunnel heading through probing differentiates and confirms that it buries the character of distance and thickness, solution cavity and stuff that described horizontal drilling method comprises stub boring hole horizontal probing method and long drilled holes horizontal drilling method.
Described face sketch is in underground works, and the face of new excavation is carried out comprehensive and systematic observed and recorded, and draws the face sketch map; Described face sketch map mainly comprises stratum rock signature, geologic time, attitude of stratum; The type of country rock, soft or hard rock distribution situation and character rate of decay, joint fissure development degree, spacing, group number distribute and occurrence the character of tomography; Scale distribution situation and occurrence; Rock mass structure type and self-stable ability, water burst, prominent mud position, water yield and state thereof, the distribution of soft stratum and thickness and to the influence of underground engineering construction etc.;
The drafting of the three-dimensional expanded view of described barrel and the construction of using by underground engineering; The formation lithology that underground engineering is disclosed, tectonic geology, underground water, unfavorable geology effect etc. in time; Be reflected in three-dimensional the expansion on the plane in tunnel of 1:1000; And contrast with the underground engineering profilograph; In order to formation lithology and the adverse geological condition that forecasts that closely front of tunnel heading possibly occur; Meanwhile;, can give a forecast to front of tunnel heading in conjunction with the face sketch to the emphasis location from space-time;
Describedly flat lead, on the establishment of positive hole associating cross sectional plane figure and the basis that is applied in the flat correcting hole of compilation three wall stretch-out views; Draw flatly lead, width of cloth combined level sectional drawing about positive hole or positive hole; With flat lead or the occurrence of one of positive hole leading geology separatrix that discloses, fault belt etc. to a side (positive hole) or both sides (when being the construction of three cavity parallels) extension, thereby make the advance geologic prediction of unfavorable geologies such as construction site strata division boundary line and tomography.
The prospecting bit distance of described stub boring hole horizontal probing method is in the 30m, and described long drilled holes horizontal drilling method prospecting bit distance is greater than 50～100m.
The invention has the beneficial effects as follows:
(1) the present invention provides a kind of method of underground works advance geologic prediction, is maincenter with geology, with the overall process of geological syntheses analysis and research through advance geologic prediction; Long-term, mid-term, short-term, face million advance geologic predictions and combine closely; Carry out geology-physical prospecting-horizontal drilling three and combine, optimize the integrated application of physical prospecting means, meet the characteristics of the typical Geological Engineering of tunnel (tunnel) engineering; From the macroscopic view to the microcosmic, by far away and near; Progressively lock the unfavorable geology location, meet the objective understanding rule of people, also help the optimal combination that the physical prospecting means are selected Geological Engineering;
(2) the present invention provides a kind of method of underground works advance geologic prediction, has the accuracy rate that improves constantly advance geologic prediction, reduces the advance geologic prediction cost, helps underground engineering construction unit and increases economic efficiency, and practices thrift advantages such as nation-building investment;
(3) the present invention provides a kind of method of underground works advance geologic prediction, adopts long-term advance geologic prediction, on the basis of comprehensive systematic study tunnel location district prospecting data, design document, checks through surficial geology; Find the emphasis, difficult point, doubtful point location of bed rearrangement underground works and poorly type of action and distribution mileage accurately; With geology kybernetics and geologic analogy method, make the omnidistance advance geologic prediction of bed rearrangement underground works, effectively up in, the short-term advance geologic prediction carries out smoothly; And be to select the optimal combination scheme of physical prospecting and physical prospecting means that foundation is provided; It is the in-depth of prospective design, has remedied to survey achievement analysis-by-synthesis defect of insufficient currently, and what help unit in charge of construction's establishment organizes design proposal more targeted; Making the measure of preventing and reducing natural disasters more concrete, also is the foundation that the underground works monitoring measurement is arranged;
(4) the present invention provides a kind of method of underground works advance geologic prediction; Adopt the mid-term advance geologic prediction of distance 80～120 meters of front of tunnel heading; Geological syntheses analysis and physical prospecting are combined; On the basis of long-term advance geologic prediction,, further lock the emphasis location of short-term advance geologic prediction to the affirmation, perfect of testing of its emphasis, difficult point, doubtful point location;
(5) the present invention provides a kind of method of underground works advance geologic prediction, adopts the short-term advance geologic prediction of distance 30～50 meters of front of tunnel heading, is the key stage in the advance geologic comprehensive forecasting technology;
(6) the present invention provides a kind of method of underground works advance geologic prediction, adopts and faces million advance geologic predictions, avoids the generation of great geologic hazard as far as possible, guarantees underground works safety, quick construction.
Description of drawings
Fig. 1 is a process flow diagram of the present invention;
Fig. 2 is the on-the-spot geological record process flow diagram of the present invention;
Fig. 3 is seismic reflection data acquisition flow figure of the present invention;
Fig. 4 is seismic reflection flow chart of data processing figure of the present invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is done further description, but protection scope of the present invention is not limited to the following stated.
As shown in Figure 1, the method for underground works advance geologic prediction, it is a maincenter with geology, comprises long-term advance geologic prediction, mid-term advance geologic prediction, short-term advance geologic prediction and faces million advance geologic prediction four-stages, it may further comprise the steps:
(1) task of clear and definite underground works advance geologic prediction, the charter of assigning with client is as the criterion;
(2) data collection: the following data of collecting the bed rearrangement underground works at least: geotechnical engineering investigation report, special study, line project geology, hydrogeology, route profile, stratigraphic column, borehole columnar section, exploratory heading planimetric map, surface geology physical prospecting achievement data, underground works design document; Also should collect the areal geology measuring reports of underground works on-site 1,/20 ten thousand in case of necessity; 1,/20 ten thousand the hydrogeological measuring reports in comprehensive zone; Through analysis, research to above-mentioned data; Basic kind, distribution and the scale of grasping underground works tectonic structure profile completely and main unfavorable geology accomplishes to know what's what, and finds out the data weak point relevant with advance geologic prediction simultaneously; The problem that maybe need solve, and study as the emphasis of advance geologic prediction;
(3) on-the-spot geology check: on the basis of the existing data of analysis and research, carry out on-the-spot geology check, tentatively verify interrelated data;
(4) improve the modification of underground engineering profile face: the underground engineering skiagraph is a basic drawing to underground engineering advance geologic prediction; Adopt the projective method of geologic mapping; Make amendment additional to underground engineering profile face on the basis of geology check at the scene; When existing geology vertical section along the underground engineering axis; Mainly be the work of checking; Emphasis is the position of the characteristics decision fold subpoint of geological structure, fault properties, fold, karst and unfavorable geology effect etc.;
(5) adopt geology method, physical prospecting method, three kinds of methods of horizontal drilling method to combine, geologic condition and existing underground works that existing underground works takes place are studied, analyze, contrasted, obtain the advance geologic prediction of this underground works.
Described geology method comprises geology projective method, succession of strata method of prediction, geological record method of prediction, fault parameters method, TV imaging technique, engineering geology analogy method.
Described geology projective method is the preparation method to underground engineering longitudinal profile, and described geology projective method may further comprise the steps: underground engineering circuit geologic map, sectional view are checked comprehensively errorless after, according to design underground works axis trend is illustrated on the terrain and geologic map; Can be straight line, also can be curve or part curve, and part is a straight line; Also can be the broken line that wide-angle intersects, during the projection mapping, should confirm the engineer's scale in underground works longitudinal profile earlier; In general, the ratio in longitudinal profile should be put than the engineer's scale of circuit geologic map and is twice, and is 1:10000 like the former engineer's scale; Then longitudinal diagram then adopts 1:5000, considers that the buried underground works multidigit of growing up gets over the mountain range underground works, and the discrepancy in elevation is at 700～800 meters; Even bigger, after the vertical scale in longitudinal profile amplified, level and vertical scale were inharmonious; Its level, vertical scale should be consistent, and according to the elevation of underground works import and outlet, the elevation and the hole horizontal range to terminal of each geology separation confirmed on road earlier along the line; When being curve, should curve be divided into some very approximate tangent lines, replace length of a curve with every section tangential length; The total length of this section tangent line needs consistent with the design mileage of underground works axis, need measure the direction of every section tangent line simultaneously according to the circuit geologic map, when the geology interface point few; And landform changes when complicated; Can confirm its elevation by the spot elevation of equidistant and landform turning point, be labeled on the formline with special symbol that two spot elevations that connect inlet and outlet cave are the position of design underground works on the longitudinal profile in the formline in the ratio plotting longitudinal profile of confirming and with geological interface point;
The design of underground engineering all has certain gradient; When circuit vertical section and geological interface move towards angle and are 90 °; The inclination angle of the geological interface of representing on the geologic map is a true dip angle; Directly on the underground engineering design axis, throw by the boundary line point on the form line; When the direction in vertical section and geologic map overlying strata move towards angle less than 90 °; The straight inclination angle of geological interface should be converted into and look (vacation) inclination angle, on the underground engineering design lines, throw;
The projection of geologic body: suitable first tomography; Back bed boundary point; The broken band of tomography and tomography is by the principle projection of parallel uniform thickness; Answer system research regional tectonics characteristics during projection; The character of tomography, the variation of co-hade; And, consider the preliminary occurrence of confirming of surface geology investigation to magmatic intrusion, do necessary deduction;
Will carry out detailed research, particularly fold axial plane to the fold structure of representing on the geologic map during fold projection, the connection of fold turn end form should be inferred during projection repeatedly, makes it realistic basically;
When parallel exploratory heading and other deep engineering (like prospecting bit), geological interface, must make full use of when designing the projection of underground works from the face of land;
Face of land physical prospecting unusual (earthquake, magnetic method, electrical method etc.) also should be incident upon on the corresponding position, longitudinal profile.
Described succession of strata method of prediction is basis and the architectonic basis of confirming earth history; It also is phreatic ambient condition; The locality unit of surveying actual measurement has the stratigraphic section in engineering district, tunnel location, examines when true basically through check, can not survey the system stratigraphic section separately; Set up succession of strata; When stratum, engineering district, tunnel location, complex structure are surveyed achievement originally and are not met the demands, should mend and survey all or one section stratigraphic section rebulids succession of strata, be that the modification of succession of strata method of prediction (water-bearing zone, tectonic geology) replenishes geologic basis is provided.
Described geological record method of prediction is to use original principle of editing and recording of mining geology and method; Face to new excavation carries out mapping; From the starting point of Underground Engineering Excavation according to a certain percentage chi draw three wall stretch-out views; And draw to put down and lead; Positive hole associating sectional drawing carries out front of tunnel heading and a kind of forecasting procedure of laterally carrying out the short distance advance geologic prediction through the comprehensive collection of above-mentioned three aspect geologic informations and the drafting of basic map, the drafting that it comprises face sketch, the three-dimensional stretch-out view of barrel and application, flatly lead, establishment and application that just cross sectional plane figure is being united in the hole;
The face sketch is in underground works; Face to new excavation carries out the sketch map of comprehensive and systematic observed and recorded drafting face, and its main contents have stratum rock signature, geologic time, attitude of stratum, the type of country rock, soft or hard rock distribution situation and character rate of decay; Joint fissure development degree, spacing, group number distribute and occurrence; The character of tomography, scale distribution situation and occurrence, rock mass structure type and self-stable ability; Water burst, prominent mud position, water yield and state thereof, the distribution of soft stratum and thickness and to the influence of underground engineering construction etc.;
The drafting of the three-dimensional expanded view of barrel and the construction of using by underground engineering; The formation lithology that underground engineering is disclosed, tectonic geology, underground water, unfavorable geology effect etc. in time; Be reflected in three-dimensional the expansion on the plane in tunnel of 1:1000; And contrast with the underground engineering profilograph; In order to formation lithology and the adverse geological condition that forecasts that closely front of tunnel heading possibly occur; Meanwhile,, can give a forecast to front of tunnel heading in conjunction with the face sketch to the emphasis location from space-time;
Flat lead, on the establishment of positive hole associating cross sectional plane figure and the basis that is applied in the flat correcting hole of compilation three wall stretch-out views; Draw flatly lead, width of cloth combined level sectional drawing about positive hole or positive hole; With flat lead or the occurrence of one of positive hole leading geology separatrix that discloses, fault belt etc. to a side (positive hole) or both sides (when being the construction of three cavity parallels) extension, thereby make the advance geologic prediction of unfavorable geologies such as construction site strata division boundary line and tomography.
Described fault parameters method basic theories is based on the famous mine shaft geology scholar N.E. Ge Er of the USSR (Union of Soviet Socialist Republics) and in " coal seam tomography " book, has systematically discussed tomography influence band theory first than order; Ge Er the border of tomography influence band confirm as with tomography form closely related, derive from and the fold of association or the initial point at joint by tomography; The content of tomography influence band comprises that tomography relative configurations band, coal petrography intensity reduce band and coal chemistry character, technological property change band totally three kinds of abnormal belt; Described tomography influence band is by the viewpoint of geomechanics, and the structural belt that tomography is relevant mainly comprises the tomography relevant joint of fold, fold and tomography of being correlated with; In tomography influence band, all there is one towards fault trend, the physico-mechanical properties band that rock strength reduces, the fault parameters method comprises on-the-spot geological record and indoor calculating, and is as shown in Figure 2, on-the-spot geological record may further comprise the steps:
(1), at first differentiates the background joint in the underground works out according to background joint characteristics;
(2) in the nearly level of the attitude of rocks, in the slow underground works of inclining or tilting, measure the attitude of rocks, attention has or not radius-of-curvature less than 100 meters omen fold, just indicates in the certain distance of workplace the place ahead and can not plan a successor if having, and be to move towards trap-up;
(3) splash the occurrence and the distribution character at the I joint that discloses tomography; While is carefully observed and edits and records which oblique bedding different with disclosing the joint occurrence of tomography I; Significantly another group of growing up; The possibility that the I joint occurs; After having found this joint, at the rear of working face, the similar joint of careful again search; Till finding article one, and the mileage at record article one joint;
(4) begin from article one I joint, carefully edit and record all joints that underground works the place ahead two walls occur, pay special attention to edit and record and the similar joint of article one I joint occurrence, bar number and mileage that record occurs;
(5) through drawing, divide the dense band at I joint, confirm I, II, III, IV band, after the I band is confirmed, pay special attention to the position that the III band begins, and the record mileage;
(6), confirm that area of observation coverage section is positioned at forecast hanging wall or lower wall according to the occurrence of I joint;
(7) measure the I joint, the III band beginning is seen distance a little.
Described TV imaging technique is through video camera the underground works face to be noted with the form of image, and then carries out Flame Image Process with digital machine, obtains the parameter of the geologic structure face distribution of face country rock; Part replaces artificial face sketch, overcomes the deficiency that varies with each individual, and comprises the description with image of cutting apart of image pre-service, image compression encoding, image; Described image pre-service promptly is the image information that is obtained by input equipment to be carried out preparation property handle, and mainly comprises gray correction, noise filtering and distortion correction, the various enhancings to image like this; Histogram transformation, smothing filtering etc., image compression encoding are the codings that digital picture is carried out certain way according to undistorted theory; Deletion relevant information wherein; Realize undistorted compression, image segmentation mainly according to characteristics of image such as all points of the edge that exists in the image, texture, shape, target surface principal direction, sensor and target surface distances, segments the image into a series of target area; The final primitive that forms; The description of image is represented structure and the statistical property or the interregional relation of separated region or object with special-purpose mathematical linguistics (like graph theory, horn cupping, form etc.), and the common methods of description comprises single order gray-scale statistical amount, the analysis of local characteristics statistic; Texture analysis related function method and gray level co-occurrence matrixes technology arranged; Described TV imaging technique may further comprise the steps: the TV image transitions that the scene is duplicated is a digital picture, and the digital picture that obtains is carried out initialization, obtains original graph; Filter is handled, and comprises the sharpening processing and searches edge treated, further does USM sharpening and sharpen edges, handles in sharpening and carries out the accentuated edges processing on the basis; Gray scale is handled, and revises brightness and contrast's numerical value; Brightness contrast: keep main information, ignore less important information; Reduce, remove invalid part.
Described engineering geology analogy method is according to engineering experience and engineering geology analytical approach; According to the unfavorable geology effect; The engineering geological condition that geologic hazard forms, hydrogeological condition is carried out analogy with other condition, caves in, the advanced prediction of the geologic hazard of types such as gushing water, prominent mud.
Described physical prospecting method comprises seismic reflection method, LDS land asdic method, TRT seismic reflection tomography method, negative apparent velocity method, HSP horizontal acoustic waves method, BEAM electrical survey (-ing) technology, TEM transient electromagnetic method, GPR geological radar method, acoustic-emission, Water by Using Infrared Ray Method.
Described seismic reflection method is multi-wave and multi-component high-resolution seismic exploration reflection wave Detection Techniques; Adopt the echo sounding principle, seismic event excites with a small amount of explosive at the focal point of appointment, and the seismic event of generation form with spherical wave in rock is propagated to front of tunnel heading; When seismic event runs into the physical properties of rock interface; Part earthquake signal reflex is returned, and a part of earthquake signal transmission gets into the place ahead medium, and the seismic signal of reflection will be received by two high-sensitive seismoreceivers; Kinematics and mechanical characteristics through are to received signal analyzed, and inferred fault, rock failure etc. are position, scale, occurrence and the rock mechanics properties of plastid poorly;
As shown in Figure 3, the seismic reflection data acquisition may further comprise the steps:
(1) according to the relation of attitude of stratum and tunnel axis, arranges receiver mounting hole and shot point powder charge hole at tunnel side wall;
(2) sensor mounting hole parameter is duplicated, then the receiver sleeve pipe is put into exploration hole;
(3) shot point big gun hole parameter is duplicated, blasting charge security protection is put in place with wooden tamper;
(4) receiver is put into the test sleeve pipe, to good direction, connect the signal data transmission line during placement, receive signal wire one end and connect sensor, the other end connects data record unit;
(5) start record cell, acquisition parameter etc. is set;
(6) connect shot point initiation system and signal record triggering system, detonating cord one termination loading wire of electric detonator, another termination record triggers box;
(7) test record Elementary Function under the noise checking mode is carried out noise and is kept watch on;
(8) single successively explosive source shot point carries out the seismic signal data acquisition;
As shown in Figure 4, the seismic reflection data processing comprises following steps:
(1) data length is set,, the data dominant record size rationally is set to practice thrift computing time, internal memory and storage space according to geological condition and detection purpose;
(2) the BPF. parameter is set, to the seismic event spectrum analysis, according to the seismic event spectral characteristic of testing the different rock-layers that obtains in the past, selects rational filtering parameter, with the interference wave filtering, reservation can reflect the seismic event of formation characteristics;
(3) at first the house of arriving signal ripple is got, and the signal of receiver collection comprises direct wave, reflection wave and the interference wave of attenuation of seismic waves in the data acquisition, and the interference wave signal can be handled through the mode of filtering;
(4) first arrival is handled, and confirms the shear wave first arrival by the compressional wave first arrival, calculates shear wave velocity according to the shear wave first arrival;
(5) medicine big gun energy equilibrium compensates owing to the elastic energy release change each big gun;
(6) the estimated quality factor is confirmed attenuation parameter Q by primary wave;
(7) Radon conversion and Q filtering are extracted in the extraction of reflection wave, and it is to extract reflection wave with dip filtering that Radon changes, and Q filtering is through the partly contrary decay of changing ripple of filtering;
(8) the P-S wavelength-division is left, and converts X, Y, Z component record into P, SH, SV component record;
(9) rate pattern is at first created in seimic wave velocity analysis, and Model Calculation hourage thus, skew geological data to is with exciting apart from the road collection, and draws a new model by these skews;
(10) depth shift of reflecting interface mainly is mapped to physical space with seismic amplitude by time domain through vertical, shear wave skew;
(11) extraction at seismic reflection interface is used compressional wave and the transverse wave reflection interface that influence is handled and the results list extraction is main by final migration result, comprises the extraction at P wave reflection interface, the extraction at SH wave reflection interface and the extraction at SV wave reflection interface.
Described LDS land asdic method is that land minimum offset distance receives the single-point continuous profiling from the ultrashort remained shock of high-frequency wideband high-fidelity perfect information elastic wave; In underground works along establishing a survey line on the face; Establish a measuring point on the survey line about every 30cm, produce the vibrations elastic wave with hammering then, elastic wave is propagated in rock mass along face; Run into the velocity of wave interface different and can produce reflection with density; Be used in the wave detector that hammer point nearby is provided with and receive these a series of reflection waves, after many measuring points measure one by one on the survey line, the record of each measuring point is plotted figure one a time section; Can being linked to be the reflection wave of the same reflecting surface of a line in scheming, but just interpretation goes out each reflecting interface.
Described TRT method tunnel seismic reflection tomography method adopts space multi-point shooting and reception, its wave detector with excite shot point to be space distribution so that fully obtain space field wave information; Thereby make front of tunnel heading poorly the bearing accuracy of plastid improve greatly, based on there being acoustic impedance difference in the tunnel surrounding, acoustic impedance difference occurs in formation boundaries or zone of discontinuity; These zones of discontinuity are equivalent to mirror; To reflect and give sonic detector, after analyzing, confirm the position and the proterties of reflecting interface, and utilize earthquake reflected wave to carry out the principle of three-dimensional geological condition imaging; Each focus and receiver for known location; The zone that reflecting surface possibly reflex to is an ellipse, and for enough focus and acceptance point being set to form a cubical array, each border or reflecting surface are considered to a plurality of oval zones that intersect.
The reflection wave characteristic that described negative apparent velocity method utilizes seismic event in uneven strata, to produce is forecast the geological condition of underground works front of tunnel heading and peripheral region; In the certain limit of underground works sidewall, arrange the exciting point; The seismic signal that excites, produces is propagated in the underground works surrounding rock body; When rock strength changes; The part of seismic signal will be returned; Return signal is received by instrument, and during the upright quadrature of reflecting interface and survey line, reflection wave that is received and straight line are negative apparent velocity by the signal that focus takes place on the record drawing; The intersection point of its extended line and direct wave extended line is the position of reflecting interface; Ripple is in length and breadth carried out the lithology that analysis-by-synthesis can be understood the reflecting interface both sides, the variation of packing, the distance of reflecting interface can be got by following formula:
; When not having reflection wave in the gained record, measurable front of tunnel heading rock matter is uniform.
Described HSP horizontal acoustic waves reflectometry: utilize propagation, the reflection of sound wave in rock mass; Receive reflection wave signal through signal acquiring system; Judge the character of underground works front of tunnel heading reflecting interface, do not take face during detection, reflection and receiving transducer are arranged in the shallow bore hole of both sides, tunnel; Emission, receiving position all are being parallel on the same surface level of bottom surface, tunnel; Detection range can be grown and can break, and mainly surveys poorly plastid such as tomography, structure shatter belt, soft interlayer, bed boundary, karst cave boundary, and confirms their character.
Described transient electromagnetic method is a kind of TDEM, and the waveform electromagnetic pulse that jumps of utilize being situated between excites, and utilizes earth-free loop line to underground emission primary field; After primary field outage, measure the induction secondary field that produces by underground medium over time, reach a kind of geophysical exploration method of seeking various geologic objectives; Utilize earth-free loop line to underground emission pulsatile once magnetic field, promptly on transmitting loop, supply a current impulse square wave, the moment that square wave back edge descends; With producing a transient magnetic field of in ground, propagating, under the excitation in this magnetic field, in geologic body, produce eddy current, its size depends on the conductive capability of this geologic body; Then inductive loop is strong by force for conductive capability, and after primary field disappeared, eddy current did not disappear immediately; It will have a transitional processes, and this transitional processes produces the secondary field of a decay again.
Described GPR geological radar method utilizes an antenna to launch frequency electromagnetic waves with the money impulse form to front of tunnel heading; Another antenna receives the reflection electromagnetic wave of front of tunnel heading medium interface; The detection mode of geological radar method comprises: the one, and a survey; The 2nd, continuous probe; Can carry out the refinement of parameter real-time regulated to single measuring point waveform by a survey analyzes; Adaptability to environment is strong; Be not subjected to the landform height; The restriction of spatial dimension; Pass through continuous probe; Can form the continuous probe section in real time, relatively more directly perceived, but require search coverage comparatively smooth; So that instrument can easy motion, scan.
Described acoustic-emission is in the Underground Engineering Excavation process, to cause stresses re-distribution; To cause rock mass inside to occur breaking or the further expanding of preexisting crack, when the deformation energy that accumulates in the rock mass discharged, stress wave was outwards propagated simultaneously; Form a series of acoustic emission signals; The strong and weak number of acoustic emission is relevant with rock mass characteristics property and force-bearing situation, and the process of a series of increases is arranged before rock mass damage, mainly forecasts the stability of rock burst and rock mass.
Described Water by Using Infrared Ray Method is that noncontact is surveyed, and on tunnel wall, visits surely a little, on wall, gets a punctation with the laser instrument of instrument, reserves and visits the trigger that point is pulled instrument, just can on instrument screen, read probe value, and its concrete method of work is following:
(1) get into when surveying the location, at first one sidewall along the tunnel is surveyed sequence number with 5 meters points apart from marking with chalk or paint, until terminal point;
(2) at the excavated section place; First-selected to surveying before the section, on the path of returning, whenever to a serial number; Just stand tunnel central authorities; The punctation of getting with the laser instrument of the instrument trigger that makes it to drop on the midline position of Zuo Bi, You Bi, vault, base plate respectively and pull instrument reads probe value respectively, and keeps a record respectively; Average per 30 meters detections are once in the limestone location for infrared spy water; Then, change next sequence number point over to, intact until whole detections;
(3) behind the detection data input computing machine, plot top, the end and two wall detective curves.
Described horizontal drilling method is the most direct a kind of method of advance geologic prediction; The formation lithology that front of tunnel heading is obtained through probing is differentiated and is confirmed that it buries the character of distance and thickness, solution cavity and stuff, can find out the phreatic occurrence condition in the drilling depth, can carry out the mensuration of the water yield, hydraulic pressure; When being coal measure strata; Can confirm thickness of coal seam and carry out gas bearing capacity mensuration, the advance geologic prediction achievement is verified, utilize institute's coring can carry out shop experiment simultaneously; The physico-mechanical properties of test rock is divided into apart from 30 meters with interior stub boring hole horizontal probing method with apart from the long drilled holes horizontal drilling method greater than 50～100 meters.
Claims (8)
1. the method for underground works advance geologic prediction, it is characterized in that: it is a maincenter with geology, comprises long-term advance geologic prediction, mid-term advance geologic prediction, short-term advance geologic prediction and faces million advance geologic prediction four-stages, it may further comprise the steps:
(1) task of clear and definite underground works advance geologic prediction;
(2) data collection: the data of collecting underground engineering; And the data of collecting analyzed, studies; Grasp kind, distribution and the scale of underground engineering geological structure profile completely and main unfavorable geology; Find out weak point with the advance geologic prediction interrelated data; Maybe the problem that need solve is studied as the emphasis of advance geologic prediction;
(3) on-the-spot geology check: on the basis of the existing data of analysis and research, carry out on-the-spot geology check, tentatively verify interrelated data;
(4) improve the modification of underground works profile face: on the basis of geology check underground engineering profile face is checked, revises, replenished at the scene;
(5) adopt geology method, physical prospecting method, three kinds of methods of horizontal drilling method to combine, geologic condition and current task that existing underground works takes place are studied, analyze, contrasted, obtain the advance geologic prediction of current task.
2. the method for underground works advance geologic prediction according to claim 1 is characterized in that: described geology method comprises the geology projective method that underground engineering longitudinal profile is worked out;
Promptly being basis, the architectonic basis of confirming earth history, is again the succession of strata method of prediction of phreatic ambient condition;
Face to new excavation carries out mapping; From the starting point of Underground Engineering Excavation by a certain percentage chi draw three wall stretch-out views; Draw flat leading; Draw positive hole associating sectional drawing, the comprehensive collection through above-mentioned three aspect geologic informations and the drafting of basic map are to front of tunnel heading and laterally carry out the geological record method of prediction of short distance advance geologic prediction;
The fault parameters method that the tomography process is forecast;
Obtain the TV imaging technique of face country rock geologic structure face distribution parameter;
According to the unfavorable geology effect, the engineering geological condition that geologic hazard forms, the engineering geology analogy method that hydrogeological condition and other condition are carried out analogy.
3. the method for underground works advance geologic prediction according to claim 1 is characterized in that: described physical prospecting method comprises seismic reflection method, LDS land asdic method, TRT seismic reflection tomography method, negative apparent velocity method, HSP horizontal acoustic waves method, BEAM electrical survey (-ing) technology, TEM transient electromagnetic method, GPR geological radar method, acoustic-emission, Water by Using Infrared Ray Method;
Described seismic reflection method is analyzed the kinematics and the mechanical characteristics of the seismic signal of reception, infers poorly position, scale, occurrence and the rock mechanics properties of plastid;
Described LDS land asdic method plots figure with the record of each measuring point, and can be linked to be the reflection wave of the same reflecting surface of a line in scheming, each reflecting interface of interpretation obtains the reflecting surface degree of depth;
Described TRT seismic reflection tomography method adopts space multi-point shooting and reception, based on there being acoustic impedance difference in the tunnel surrounding, analyzes position and the proterties of confirming reflecting interface;
Described negative apparent velocity method adopts point to excite, and multiple spot receives, and the reflection wave characteristic of utilizing seismic event in uneven strata, to produce is forecast the geological condition of underground works front of tunnel heading and peripheral region;
Described HSP horizontal acoustic waves method is utilized propagation, the reflection of sound wave in rock mass, receives reflection wave signal through signal acquiring system, judges the character of underground works front of tunnel heading reflecting interface;
The be situated between waveform electromagnetic pulse that jumps of described TEM transient electromagnetic method utilization excites, and utilizes earth-free loop line to underground emission primary field, after the primary field outage, measures the induction secondary field that produced by underground medium over time;
Described GPR geological radar method utilizes an antenna to launch frequency electromagnetic waves with the money impulse form to front of tunnel heading; Another antenna receives the reflection electromagnetic wave of front of tunnel heading medium interface, draws underground works front of tunnel heading geologic body locus and geologic structure;
Described acoustic-emission causes stresses re-distribution in the Underground Engineering Excavation process, will cause rock mass inside to occur breaking or the further expanding of preexisting crack, and obtains the stability of rock burst and rock mass;
Described Water by Using Infrared Ray Method is visited a little on tunnel wall surely, on wall, gets a punctation with the laser instrument of instrument, reserves and visits the trigger that point is pulled instrument, on instrument screen, reads probe value.
4. the method for underground works advance geologic prediction according to claim 1; It is characterized in that: the formation lithology that described horizontal drilling method is obtained front of tunnel heading through probing differentiates and confirms that it buries distance and thickness, solution cavity and stuff character that described horizontal drilling method comprises stub boring hole horizontal probing method and long drilled holes horizontal drilling method.
5. the method for underground works advance geologic prediction according to claim 2; It is characterized in that: described geological record method of prediction comprises the face sketch; The drafting and the application of the three-dimensional stretch-out view of barrel are flatly led, establishment and the application of positive hole associating cross sectional plane figure.
6. the method for underground works advance geologic prediction according to claim 2 is characterized in that: described TV imaging technique comprises the image pre-service of the image information of input being carried out the preparation property processing;
Digital picture is encoded, realize the image compression encoding of undistorted compression;
According to the characteristics of image that exists in the image, segment the image into the cutting apart of image of a series of target areas;
Represent the description of image of structure and the statistical property or the interregional relation of separated region or object with the mathematical-specific language.
7. the method for underground works advance geologic prediction according to claim 5 is characterized in that: described face sketch is that the face to new excavation carries out comprehensive and systematic observed and recorded in underground works, draws the face sketch map;
The drafting of the three-dimensional expanded view of described barrel and the construction of using by underground engineering; Formation lithology, tectonic geology, underground water, the unfavorable geology effect that underground engineering is disclosed in time is reflected in three-dimensional the expansion on the plane; And contrast with the underground engineering profilograph; Closely forecast formation lithology and adverse geological condition that front of tunnel heading possibly occur; The emphasis location in conjunction with the face sketch, is given a forecast to front of tunnel heading from space-time;
Describedly flat lead, on the establishment of positive hole associating cross sectional plane figure and the basis that is applied in the flat correcting hole of compilation three wall stretch-out views; Draw flatly lead, width of cloth combined level sectional drawing about positive hole or positive hole; With flat lead or the occurrence of one of positive hole leading geology separatrix that discloses, fault belt etc. to the one or both sides extension, make the advance geologic prediction of unfavorable geologies such as construction site strata division boundary line and tomography.
8. the method for underground works advance geologic prediction according to claim 4 is characterized in that: the prospecting bit distance of described stub boring hole horizontal probing method is in the 30m, and described long drilled holes horizontal drilling method prospecting bit distance is greater than 50～100m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103809601A CN102495434A (en) | 2011-11-25 | 2011-11-25 | Advanced geological prediction method for underground engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103809601A CN102495434A (en) | 2011-11-25 | 2011-11-25 | Advanced geological prediction method for underground engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102495434A true CN102495434A (en) | 2012-06-13 |
Family
ID=46187274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103809601A Pending CN102495434A (en) | 2011-11-25 | 2011-11-25 | Advanced geological prediction method for underground engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102495434A (en) |
Cited By (54)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103389522A (en) * | 2013-08-01 | 2013-11-13 | 中国建筑第四工程局有限公司 | Method and system for forecasting tunnel geology |
| CN103389527A (en) * | 2013-08-01 | 2013-11-13 | 中国建筑第四工程局有限公司 | Method and system for forecasting tunnel geology |
| CN103389525A (en) * | 2013-08-01 | 2013-11-13 | 中国建筑第四工程局有限公司 | Method and system for forecasting tunnel geology |
| CN103389526A (en) * | 2013-08-01 | 2013-11-13 | 中国建筑第四工程局有限公司 | Method and system for forecasting tunnel geology |
| CN103389524A (en) * | 2013-08-01 | 2013-11-13 | 中国建筑第四工程局有限公司 | Method and system for forecasting tunnel geology |
| CN103389523A (en) * | 2013-08-01 | 2013-11-13 | 中国建筑第四工程局有限公司 | Method and system for forecasting tunnel geology |
| CN103399354A (en) * | 2013-08-01 | 2013-11-20 | 中国建筑第四工程局有限公司 | Forecasting method and system for tunnel geology |
| CN103399357A (en) * | 2013-08-01 | 2013-11-20 | 中国建筑第四工程局有限公司 | Forecasting method and system for tunnel geology |
| CN103399356A (en) * | 2013-08-01 | 2013-11-20 | 中国建筑第四工程局有限公司 | Forecasting method and system for tunnel geology |
| CN103399355A (en) * | 2013-08-01 | 2013-11-20 | 中国建筑第四工程局有限公司 | Forecasting method and system for tunnel geology |
| CN103399358A (en) * | 2013-08-01 | 2013-11-20 | 中国建筑第四工程局有限公司 | Forecasting method and system for tunnel geology |
| CN103472499A (en) * | 2013-09-18 | 2013-12-25 | 中国华冶科工集团有限公司 | Detection and positioning method for mine underground water diversion tectonic zone |
| CN103513293A (en) * | 2013-10-12 | 2014-01-15 | 广西大学 | Tunnel geology comprehensive advanced forecasting expert system and implementation method thereof |
| CN103713334A (en) * | 2014-01-07 | 2014-04-09 | 山东大学 | Time division multiplexing combination device for geological advanced prediction of tunneling machine |
| CN103713335A (en) * | 2014-01-07 | 2014-04-09 | 山东大学 | Comprehensive advance geological detection system carried by tunnel boring machine |
| CN103901503A (en) * | 2014-03-25 | 2014-07-02 | 中冶集团武汉勘察研究院有限公司 | Comprehensive detection method for front unfavorable geologic bodies in mine underground roadway tunneling |
| CN103912311A (en) * | 2014-03-11 | 2014-07-09 | 北京华安奥特科技有限公司 | Mine infrared aqueous detecting and water inrush warning method |
| CN104298856A (en) * | 2014-09-17 | 2015-01-21 | 重庆市武隆县交通委员会 | Tunnel advance geology forecast method based on surrounding rock deformation monitoring and numerical simulation |
| CN104375187A (en) * | 2013-08-15 | 2015-02-25 | 中国石油天然气集团公司 | Method for designing cannon well depths based on microlog and non-seismic data |
| CN104965221A (en) * | 2015-03-22 | 2015-10-07 | 山西煤炭进出口集团科技发展有限公司 | Mine advanced detection earthquake data superposing processing method |
| CN104965230A (en) * | 2015-05-25 | 2015-10-07 | 蒋辉 | Tunnel advanced water probing method and system based on multifrequency conductivity |
| CN105022097A (en) * | 2015-07-09 | 2015-11-04 | 广西大学 | Soil slope slip surface comprehensive forecasting method |
| CN105300444A (en) * | 2015-04-14 | 2016-02-03 | 贵州省水利水电勘测设计研究院 | Method of exploring morphological characteristics of gorge bank slope deep buried underground large karst cave |
| CN105334548A (en) * | 2015-10-20 | 2016-02-17 | 中冶交通建设集团有限公司 | Geological forecasting method for tunnel construction in karst area |
| CN105719433A (en) * | 2016-03-25 | 2016-06-29 | 铁道第三勘察设计院集团有限公司 | In-hole seismic wave based advanced prediction method |
| CN105736048A (en) * | 2016-02-24 | 2016-07-06 | 中国矿业大学(北京) | Drill hole surrounding rock failure form memory keeping method |
| CN106679522A (en) * | 2017-03-21 | 2017-05-17 | 葛洲坝易普力新疆爆破工程有限公司 | High-efficiency bench blasting method for interbedded rock mass |
| CN106991258A (en) * | 2017-05-10 | 2017-07-28 | 中铁第五勘察设计院集团有限公司 | A kind of method for setting up Tunnel Engineering geology skiagraph |
| CN107132571A (en) * | 2017-05-24 | 2017-09-05 | 中铁西南科学研究院有限公司 | A kind of multi-source seismic interference method for tunnel geological forecast |
| CN107526098A (en) * | 2017-10-19 | 2017-12-29 | 云南省水利水电勘测设计研究院 | A kind of construction method for carrying out advance geologic prediction |
| CN107589471A (en) * | 2017-07-13 | 2018-01-16 | 高军 | A kind of Railway Tunnel Synthetic Geological Prediction Ahead of Construction method |
| CN107797138A (en) * | 2017-10-19 | 2018-03-13 | 云南省水利水电勘测设计研究院 | The improvement of forecast precision influence factor and optimization method in a kind of advance geologic prediction |
| CN108549099A (en) * | 2018-03-21 | 2018-09-18 | 广东省交通规划设计研究院股份有限公司 | The dimension information acquisition method and acquisition system of structure are lain concealed in underground |
| CN109035068A (en) * | 2018-07-26 | 2018-12-18 | 中佳勘察设计有限公司 | A kind of comprehensive platform for project management |
| CN109212164A (en) * | 2018-09-27 | 2019-01-15 | 成都理工大学 | A method of passing through the advanced differentiation tunnel surrounding grade of catalase product |
| CN109342757A (en) * | 2017-11-02 | 2019-02-15 | 西南交通大学 | A kind of automatic acquisition device and method of tunnel piercing drilling depth |
| CN109541688A (en) * | 2018-11-30 | 2019-03-29 | 中铁第四勘察设计院集团有限公司 | A kind of structural plane flaw evaluation method based on energy feature |
| CN110031840A (en) * | 2019-04-03 | 2019-07-19 | 贵州大学 | A kind of rock mass superficial part joint plane knowledge method based on geological radar technology |
| CN110187379A (en) * | 2019-05-22 | 2019-08-30 | 中铁二院工程集团有限责任公司 | A kind of test method based on TSP method tunnel geological forecast effect |
| CN110221340A (en) * | 2019-07-03 | 2019-09-10 | 武汉中科岩土工程有限责任公司 | A kind of set of tunneling construction method for forecasting advanced geology |
| CN110320576A (en) * | 2019-07-22 | 2019-10-11 | 中铁第四勘察设计院集团有限公司 | Method for forecasting advanced geology, device and storage medium |
| CN111090120A (en) * | 2019-11-28 | 2020-05-01 | 核工业井巷建设集团有限公司 | Underwater tunnel water detection method |
| CN111335928A (en) * | 2020-03-10 | 2020-06-26 | 中铁第六勘察设计院集团有限公司 | Horizontal geological survey arrangement method for deep-buried underground cave depot |
| CN111502677A (en) * | 2020-05-25 | 2020-08-07 | 中铁第六勘察设计院集团有限公司 | Underground engineering depth combined geological survey arrangement method |
| CN111578989A (en) * | 2020-05-06 | 2020-08-25 | 中铁第四勘察设计院集团有限公司 | Exploration method of fault confined water bridge abutment and bridge abutment erection method |
| CN111650668A (en) * | 2020-04-24 | 2020-09-11 | 高军 | Tunnel three-dimensional advanced geological prediction method and system |
| WO2020199289A1 (en) * | 2019-04-04 | 2020-10-08 | 山东大学 | Vehicle-mounted lithological and adverse geological precursor feature recognition system and method |
| WO2020228574A1 (en) * | 2019-05-13 | 2020-11-19 | 青岛理工大学 | Collaborative prediction method for tunnel geological conditions |
| CN112882125A (en) * | 2021-01-17 | 2021-06-01 | 北京市政路桥股份有限公司 | Tunnel-landslide mass comprehensive detection and stability analysis method |
| CN113050085A (en) * | 2021-03-17 | 2021-06-29 | 北京市水利规划设计研究院 | Advanced geological prediction method |
| CN113269883A (en) * | 2021-06-18 | 2021-08-17 | 云南航天工程物探检测股份有限公司 | BIM three-dimensional geological modeling method based on two-dimensional profile and CATIA |
| CN113981938A (en) * | 2021-11-15 | 2022-01-28 | 贵州省交通规划勘察设计研究院股份有限公司 | Method for preventing road surface from sinking in construction of karst mountain urban underground engineering |
| CN114233397A (en) * | 2022-02-24 | 2022-03-25 | 中铁十二局集团山西建筑构件有限公司 | Tunnel construction rock burst early warning system based on air-land amphibious robot |
| CN117055093A (en) * | 2023-07-24 | 2023-11-14 | 北京信息科技大学 | Underground nonmetallic pipeline detection system and method based on acoustic array elliptical track |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10153666A (en) * | 1996-11-25 | 1998-06-09 | Kumagai Gumi Co Ltd | Prediction method for geology of crust in face front in tunnel |
| CN101526629B (en) * | 2009-04-02 | 2011-05-11 | 中铁二局股份有限公司 | Geological prediction system for constructing tunnel passing through coal measure strata |
-
2011
- 2011-11-25 CN CN2011103809601A patent/CN102495434A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10153666A (en) * | 1996-11-25 | 1998-06-09 | Kumagai Gumi Co Ltd | Prediction method for geology of crust in face front in tunnel |
| CN101526629B (en) * | 2009-04-02 | 2011-05-11 | 中铁二局股份有限公司 | Geological prediction system for constructing tunnel passing through coal measure strata |
Non-Patent Citations (1)
| Title |
|---|
| 温佐彪等: "综合超前地质预报技术体系的构建与实践", 《公路工程》 * |
Cited By (73)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103399354B (en) * | 2013-08-01 | 2016-08-10 | 中国建筑第四工程局有限公司 | The forecasting procedure of underground river tunnel geology |
| CN103389526A (en) * | 2013-08-01 | 2013-11-13 | 中国建筑第四工程局有限公司 | Method and system for forecasting tunnel geology |
| CN103389525A (en) * | 2013-08-01 | 2013-11-13 | 中国建筑第四工程局有限公司 | Method and system for forecasting tunnel geology |
| CN103389522A (en) * | 2013-08-01 | 2013-11-13 | 中国建筑第四工程局有限公司 | Method and system for forecasting tunnel geology |
| CN103389524A (en) * | 2013-08-01 | 2013-11-13 | 中国建筑第四工程局有限公司 | Method and system for forecasting tunnel geology |
| CN103389524B (en) * | 2013-08-01 | 2015-12-09 | 中国建筑第四工程局有限公司 | The forecasting procedure of tunnel geology and system |
| CN103399354A (en) * | 2013-08-01 | 2013-11-20 | 中国建筑第四工程局有限公司 | Forecasting method and system for tunnel geology |
| CN103389527A (en) * | 2013-08-01 | 2013-11-13 | 中国建筑第四工程局有限公司 | Method and system for forecasting tunnel geology |
| CN103399356A (en) * | 2013-08-01 | 2013-11-20 | 中国建筑第四工程局有限公司 | Forecasting method and system for tunnel geology |
| CN103399355A (en) * | 2013-08-01 | 2013-11-20 | 中国建筑第四工程局有限公司 | Forecasting method and system for tunnel geology |
| CN103399358A (en) * | 2013-08-01 | 2013-11-20 | 中国建筑第四工程局有限公司 | Forecasting method and system for tunnel geology |
| CN103389523B (en) * | 2013-08-01 | 2016-08-10 | 中国建筑第四工程局有限公司 | The forecast of tunnel geology and the method and system of construction |
| CN103389525B (en) * | 2013-08-01 | 2015-12-23 | 中国建筑第四工程局有限公司 | The forecasting procedure of tunnel geology and system |
| CN103389523A (en) * | 2013-08-01 | 2013-11-13 | 中国建筑第四工程局有限公司 | Method and system for forecasting tunnel geology |
| CN103399357A (en) * | 2013-08-01 | 2013-11-20 | 中国建筑第四工程局有限公司 | Forecasting method and system for tunnel geology |
| CN104375187B (en) * | 2013-08-15 | 2017-05-03 | 中国石油天然气集团公司 | Method for designing cannon well depths based on microlog and non-seismic data |
| CN104375187A (en) * | 2013-08-15 | 2015-02-25 | 中国石油天然气集团公司 | Method for designing cannon well depths based on microlog and non-seismic data |
| CN103472499A (en) * | 2013-09-18 | 2013-12-25 | 中国华冶科工集团有限公司 | Detection and positioning method for mine underground water diversion tectonic zone |
| CN103513293A (en) * | 2013-10-12 | 2014-01-15 | 广西大学 | Tunnel geology comprehensive advanced forecasting expert system and implementation method thereof |
| CN103513293B (en) * | 2013-10-12 | 2016-04-13 | 广西大学 | Tunnel geology synthetical forecast expert system and its implementation |
| CN103713335A (en) * | 2014-01-07 | 2014-04-09 | 山东大学 | Comprehensive advance geological detection system carried by tunnel boring machine |
| CN103713334A (en) * | 2014-01-07 | 2014-04-09 | 山东大学 | Time division multiplexing combination device for geological advanced prediction of tunneling machine |
| CN103912311A (en) * | 2014-03-11 | 2014-07-09 | 北京华安奥特科技有限公司 | Mine infrared aqueous detecting and water inrush warning method |
| CN103901503A (en) * | 2014-03-25 | 2014-07-02 | 中冶集团武汉勘察研究院有限公司 | Comprehensive detection method for front unfavorable geologic bodies in mine underground roadway tunneling |
| CN104298856B (en) * | 2014-09-17 | 2017-05-24 | 重庆市武隆县交通委员会 | Tunnel advance geology forecast method based on surrounding rock deformation monitoring and numerical simulation |
| CN104298856A (en) * | 2014-09-17 | 2015-01-21 | 重庆市武隆县交通委员会 | Tunnel advance geology forecast method based on surrounding rock deformation monitoring and numerical simulation |
| CN104965221A (en) * | 2015-03-22 | 2015-10-07 | 山西煤炭进出口集团科技发展有限公司 | Mine advanced detection earthquake data superposing processing method |
| CN105300444A (en) * | 2015-04-14 | 2016-02-03 | 贵州省水利水电勘测设计研究院 | Method of exploring morphological characteristics of gorge bank slope deep buried underground large karst cave |
| CN104965230A (en) * | 2015-05-25 | 2015-10-07 | 蒋辉 | Tunnel advanced water probing method and system based on multifrequency conductivity |
| CN104965230B (en) * | 2015-05-25 | 2017-08-22 | 北京同度工程物探技术有限公司 | A kind of tunnel detecting water by pilot hole method and system based on multifrequency conductance |
| CN105022097B (en) * | 2015-07-09 | 2018-12-18 | 广西大学 | A kind of soil-slope sliding surface Comprehensive prediction method |
| CN105022097A (en) * | 2015-07-09 | 2015-11-04 | 广西大学 | Soil slope slip surface comprehensive forecasting method |
| CN105334548A (en) * | 2015-10-20 | 2016-02-17 | 中冶交通建设集团有限公司 | Geological forecasting method for tunnel construction in karst area |
| CN105736048A (en) * | 2016-02-24 | 2016-07-06 | 中国矿业大学(北京) | Drill hole surrounding rock failure form memory keeping method |
| CN105736048B (en) * | 2016-02-24 | 2018-05-01 | 中国矿业大学(北京) | One kind drilling surrounding rocks failure memory storing method |
| CN105719433A (en) * | 2016-03-25 | 2016-06-29 | 铁道第三勘察设计院集团有限公司 | In-hole seismic wave based advanced prediction method |
| CN105719433B (en) * | 2016-03-25 | 2018-12-04 | 中国铁路设计集团有限公司 | A kind of advanced prediction method based on seismic wave in hole |
| CN106679522A (en) * | 2017-03-21 | 2017-05-17 | 葛洲坝易普力新疆爆破工程有限公司 | High-efficiency bench blasting method for interbedded rock mass |
| CN106679522B (en) * | 2017-03-21 | 2018-10-23 | 葛洲坝易普力新疆爆破工程有限公司 | A kind of efficient bench blasting method of alternating layers rock mass |
| CN106991258A (en) * | 2017-05-10 | 2017-07-28 | 中铁第五勘察设计院集团有限公司 | A kind of method for setting up Tunnel Engineering geology skiagraph |
| CN106991258B (en) * | 2017-05-10 | 2020-11-06 | 中铁第五勘察设计院集团有限公司 | Method for establishing tunnel engineering geological longitudinal section map |
| CN107132571A (en) * | 2017-05-24 | 2017-09-05 | 中铁西南科学研究院有限公司 | A kind of multi-source seismic interference method for tunnel geological forecast |
| CN107589471A (en) * | 2017-07-13 | 2018-01-16 | 高军 | A kind of Railway Tunnel Synthetic Geological Prediction Ahead of Construction method |
| CN107589471B (en) * | 2017-07-13 | 2019-05-07 | 高军 | A kind of Railway Tunnel Synthetic Geological Prediction Ahead of Construction method |
| CN107797138A (en) * | 2017-10-19 | 2018-03-13 | 云南省水利水电勘测设计研究院 | The improvement of forecast precision influence factor and optimization method in a kind of advance geologic prediction |
| CN107526098A (en) * | 2017-10-19 | 2017-12-29 | 云南省水利水电勘测设计研究院 | A kind of construction method for carrying out advance geologic prediction |
| CN109342757B (en) * | 2017-11-02 | 2019-10-18 | 西南交通大学 | A kind of automatic acquisition device and method of tunnel piercing drilling depth |
| CN109342757A (en) * | 2017-11-02 | 2019-02-15 | 西南交通大学 | A kind of automatic acquisition device and method of tunnel piercing drilling depth |
| CN108549099A (en) * | 2018-03-21 | 2018-09-18 | 广东省交通规划设计研究院股份有限公司 | The dimension information acquisition method and acquisition system of structure are lain concealed in underground |
| CN109035068A (en) * | 2018-07-26 | 2018-12-18 | 中佳勘察设计有限公司 | A kind of comprehensive platform for project management |
| CN109212164A (en) * | 2018-09-27 | 2019-01-15 | 成都理工大学 | A method of passing through the advanced differentiation tunnel surrounding grade of catalase product |
| CN109541688A (en) * | 2018-11-30 | 2019-03-29 | 中铁第四勘察设计院集团有限公司 | A kind of structural plane flaw evaluation method based on energy feature |
| CN110031840A (en) * | 2019-04-03 | 2019-07-19 | 贵州大学 | A kind of rock mass superficial part joint plane knowledge method based on geological radar technology |
| CN110031840B (en) * | 2019-04-03 | 2022-11-29 | 贵州大学 | Rock mass shallow joint surface identification method based on geological radar technology |
| WO2020199289A1 (en) * | 2019-04-04 | 2020-10-08 | 山东大学 | Vehicle-mounted lithological and adverse geological precursor feature recognition system and method |
| WO2020228574A1 (en) * | 2019-05-13 | 2020-11-19 | 青岛理工大学 | Collaborative prediction method for tunnel geological conditions |
| CN110187379A (en) * | 2019-05-22 | 2019-08-30 | 中铁二院工程集团有限责任公司 | A kind of test method based on TSP method tunnel geological forecast effect |
| CN110221340A (en) * | 2019-07-03 | 2019-09-10 | 武汉中科岩土工程有限责任公司 | A kind of set of tunneling construction method for forecasting advanced geology |
| CN110320576A (en) * | 2019-07-22 | 2019-10-11 | 中铁第四勘察设计院集团有限公司 | Method for forecasting advanced geology, device and storage medium |
| CN111090120A (en) * | 2019-11-28 | 2020-05-01 | 核工业井巷建设集团有限公司 | Underwater tunnel water detection method |
| CN111090120B (en) * | 2019-11-28 | 2022-04-19 | 核工业井巷建设集团有限公司 | Underwater tunnel water detection method |
| CN111335928A (en) * | 2020-03-10 | 2020-06-26 | 中铁第六勘察设计院集团有限公司 | Horizontal geological survey arrangement method for deep-buried underground cave depot |
| CN111650668A (en) * | 2020-04-24 | 2020-09-11 | 高军 | Tunnel three-dimensional advanced geological prediction method and system |
| CN111578989A (en) * | 2020-05-06 | 2020-08-25 | 中铁第四勘察设计院集团有限公司 | Exploration method of fault confined water bridge abutment and bridge abutment erection method |
| CN111578989B (en) * | 2020-05-06 | 2022-06-10 | 中铁第四勘察设计院集团有限公司 | Exploration method of fault confined water bridge abutment and bridge abutment erection method |
| CN111502677A (en) * | 2020-05-25 | 2020-08-07 | 中铁第六勘察设计院集团有限公司 | Underground engineering depth combined geological survey arrangement method |
| CN112882125A (en) * | 2021-01-17 | 2021-06-01 | 北京市政路桥股份有限公司 | Tunnel-landslide mass comprehensive detection and stability analysis method |
| CN112882125B (en) * | 2021-01-17 | 2023-06-06 | 北京市政路桥股份有限公司 | Comprehensive detection and stability analysis method for tunnel-landslide body |
| CN113050085A (en) * | 2021-03-17 | 2021-06-29 | 北京市水利规划设计研究院 | Advanced geological prediction method |
| CN113269883A (en) * | 2021-06-18 | 2021-08-17 | 云南航天工程物探检测股份有限公司 | BIM three-dimensional geological modeling method based on two-dimensional profile and CATIA |
| CN113981938A (en) * | 2021-11-15 | 2022-01-28 | 贵州省交通规划勘察设计研究院股份有限公司 | Method for preventing road surface from sinking in construction of karst mountain urban underground engineering |
| CN114233397A (en) * | 2022-02-24 | 2022-03-25 | 中铁十二局集团山西建筑构件有限公司 | Tunnel construction rock burst early warning system based on air-land amphibious robot |
| CN117055093A (en) * | 2023-07-24 | 2023-11-14 | 北京信息科技大学 | Underground nonmetallic pipeline detection system and method based on acoustic array elliptical track |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102495434A (en) | Advanced geological prediction method for underground engineering | |
| Manzi et al. | 3D edge detection seismic attributes used to map potential conduits for water and methane in deep gold mines in the Witwatersrand basin, South Africa | |
| CN101968550B (en) | Rock stratum recognizing device and method based on array optical fiber sensor | |
| CN102866417A (en) | Device and method for seismic cross hole computed tomography (CT) detection and tomography of underground cave | |
| CN112965136B (en) | Multi-means advanced detection method for water-rich karst tunnel | |
| CN112485823B (en) | High-efficiency comprehensive advanced geological prediction method | |
| CN102288990B (en) | Ultra-shallow three-dimensional seismic reflection wave exploration method | |
| Juhojuntti et al. | 3D seismic survey at the Millennium uranium deposit, Saskatchewan, Canada: Mapping depth to basement and imaging post-Athabasca structure near the orebody | |
| CN202837558U (en) | Underground karst cave earthquake cross-hole CT (computer tomography) detection and tomographic imaging device | |
| CN113655542A (en) | Method for acquiring reservoir information in dry hot rock development stage based on geophysical property | |
| CN103424769A (en) | Combined multi-wave seismic exploration method in gob | |
| Hanson et al. | Advanced techniques in site characterization and mining hazard detection for the underground coal industry | |
| CN113359185A (en) | Tunnel comprehensive advanced geological forecast intelligent early warning system and implementation method thereof | |
| CN112965139B (en) | Advanced geological comprehensive forecasting method for tunnel with complex geological condition | |
| CN114814978A (en) | Granite area tungsten-tin ore exploration method based on multiple depth scales | |
| CN103630938A (en) | Imaging system and imaging method for well earthquake using hammer head of down-hole hammer as focus | |
| Isakova et al. | GPR for mapping fractures for the extraction of facing granite from a quarry: A case study from Republic of Karelia | |
| Rapetsoa et al. | Cost‐effective in‐mine seismic experiments to image platinum deposits and associated geological structures at Maseve platinum mine, South Africa | |
| Kovačević et al. | Application of geophysical investigations in underground engineering | |
| Hanafy et al. | Outcrops and well logs as a practicum for calibrating the accuracy of traveltime tomograms | |
| JP5330662B2 (en) | Geological structure survey system and method | |
| Dastanboo et al. | Comparison between electrical resistivity tomography and tunnel seismic prediction 303 methods for detecting the water zone ahead of the tunnel face: A case study | |
| CN203616488U (en) | Well-ground seismic imaging system taking hammerhead of down-hole hammer as hypocenter | |
| Hubbard | Use of electrical resistivity and multichannel analysis of surface wave geophysical tomography in geotechnical site characterization of dam | |
| Masethe et al. | Using legacy 3D seismic data and source parameters of mining‐induced earthquakes to mitigate the risk of rockbursting in Kloof Gold Mine, South Africa |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120613 |