CN103630946B - Single hole electromagnetic wave tomography forward probe device and method - Google Patents
Single hole electromagnetic wave tomography forward probe device and method Download PDFInfo
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- CN103630946B CN103630946B CN201310637406.6A CN201310637406A CN103630946B CN 103630946 B CN103630946 B CN 103630946B CN 201310637406 A CN201310637406 A CN 201310637406A CN 103630946 B CN103630946 B CN 103630946B
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Abstract
The single hole electromagnetic wave tomography forward probe device and method that the present invention is designed, its probe is placed in boring, transmitting, reception, signals collecting and the transmission work of on-the-spot host computer control probe, the one group of electromagnetic wave that receives different frequency by transmitting is surveyed the boring strata condition of the rock stratum geology of different radii around at probe place, and the boring at on-the-spot Framework computing probe place is the apparent resistivity on the stratum of different radii around; Utilize push rod to advance probe, repeat above-mentioned steps at each measuring point, the boring of the each measuring point of the detectable boring different depth formation apparent resistivity of different radii around, generate the whole drilling depth apparent resistivity collection of illustrative plates of different radii around, can judge the geologic feature in cylindrical space centered by drilling axis according to apparent resistivity collection of illustrative plates, analyze and judge whether stratum exists water content or moisture geological structure etc.
Description
Technical field
The present invention relates to applied geophysics electromagnetic surveying technical field, refer to particularly oneSingle hole electromagnetic wave tomography forward probe device and method.
Technical background
Forward probe is mainly to meet head on to utilize direct or indirect method to tunnel at digging lanewayRoad, tunnelling direction are surveyed, and survey front and whether have harmful geological structure or richnessWater body and conduit pipe, for the safety driving in tunnel provides detailed detection information.
Be probing method for the direct method of colliery forward probe at present, indirect method is physical prospectingMethod, although the result that the method for wherein drilling is drilled is reliable, construction period is longer, expenseHigher, larger to the normal Influence of production in tunnel, tunnel.
The geophysical prospecting that can be used at present forward probe mainly contains four kinds, is respectively that three electrode method is leadingDetection method, Mine Transient Electromagnetic Method, seismic wave method and underground geological radar method. WhereinSeismic wave method mainly solves the problem at geological structure interface, cannot separate the watery of structureRelease; Mining geological radar is now mainly in the research trial period, and its investigation depth is less.
These geophysical methods are all the leading spies of a kind of tunnel, tunnel or working face aboveSurvey method, due to tunnel or working face disturb larger, the development machine in tunnel, tunnel, the endThe various metallic facilities such as the rail of plate, H-shaped steel supporting, suspension roof support, travelling belt supportLarger on observed result impact, meanwhile, Field design, data observation and Analysis on ResultsMore complicated, and detecting parameter is single, has only utilized parameter of resistivity, gets rid of separate moreSexuality is poor, and result exists multi-solution. If adopt above-mentioned several different methods to be used in combination, againGreatly increase the forecast cost of advanced prediction.
Bibliography: " electromagnetic sounding method principle " nineteen ninety, Geology Publishing House, Piao Huarong work;" TDEM principle " Central South University in 2007 publishes, and the vessel used to hold grain at the imperial sacrifice of ox is write.
Summary of the invention
Object of the present invention will provide a kind of single hole electromagnetic wave tomography forward probe dress exactlyPut and method, by these apparatus and method, the boring week that can meet head on to tunneling tunnel and tunnelEnclose rich water body and conduit pipe etc. within the scope of 30～50 meters deleteriously plastid carry out meticulous effectivelyDetection forecast.
For realizing this object, the single hole electromagnetic wave tomography forward probe that the present invention is designedDevice, is characterized in that: it comprises on-the-spot main frame, and probe, is arranged on the transmitting in probeCoil, receiving coil, radiating circuit, receiving circuit, single-chip microcomputer, battery, probe network interface,Wherein, the signal output part of described radiating circuit is connected with the signal input part of transmitting coil,The signal input part of receiving circuit is connected with the signal output part of receiving coil, described transmitting electricityThe communication ends of road and receiving circuit is all connected with the communication ends of single-chip microcomputer, the number of described single-chip microcomputerBe connected with the data communication end of on-the-spot main frame by probe network interface according to communication ends, described battery dividesNot to radiating circuit, receiving circuit and single-chip microcomputer power supply;
Described radiating circuit and transmitting coil can be under the control of single-chip microcomputer around borings to be measuredThe detection electromagnetic wave of transmitting different frequency, described receiving circuit and receiving coil are treated for receivingSurvey boring around to surveying electromagnetic response electromagnetic wave signal, this response electromagnetic wave signal toolThere are the multiple different frequencies corresponding with surveying electromagnetic wave phase;
Described monolithic function will respond electromagnetic wave signal digitized processing, and by digitized processingAfter response electromagnetic wave signal by probe network interface be transported to on-the-spot main frame, described on-the-spot main frameFor obtaining respectively according to the response electromagnetic wave data signal of different frequency and corresponding frequency computation partThe apparent resistivity value of detection electromagnetic response of individual frequency and the radius of investigation of corresponding frequencies, andSurvey corresponding the looking of wave frequency by the detection electromagnetic wave of all different frequencies and with eachThe radius of investigation of resistivity value and corresponding frequencies generates boring to be measured different radii country rock aroundApparent resistivity collection of illustrative plates.
One utilizes above-mentioned single hole electromagnetic wave tomography forward probe device to carry out boring to be measuredThe method of forward probe, is characterized in that, it comprises the steps:
Step 1: probe is placed in to drilling orifice to be measured;
Step 2: on-the-spot main frame makes transmitting coil transmitting different by Single-chip Controlling radiating circuitThe detection electromagnetic wave of frequency;
Step 3: the detection electromagnetic wave of different frequency forms the sound of different frequency in boring to be measuredAnswer electromagnetic wave, receiving coil receives the response electromagnetic wave of above-mentioned different frequency, and by this differenceThe response electromagnetic transmission of frequency is to receiving circuit;
Step 4: it is pre-that receiving circuit carries out signal to the response electromagnetic wave of the different frequency receivingProcess, and the response electromagnetic wave of different frequency is converted to the response electromagnetism wave number of different frequencyWord signal, the response electromagnetic wave data signal of described different frequency is passed through monolithic by receiving circuitMachine is transferred to on-the-spot main frame;
Step 5: on-the-spot main frame is according to the response electromagnetic wave data signal of above-mentioned different frequency and rightThe frequency computation part of answering obtains the apparent resistivity value of detection electromagnetic response of each frequency and correspondingThe radius of investigation of frequency, on-the-spot main frame by the detection electromagnetic wave of all different frequencies and with respectivelyThe apparent resistivity value that individual detection wave frequency is corresponding and the radius of investigation of corresponding frequencies generate and treatSurvey the boring apparent resistivity collection of illustrative plates of different radii country rock around;
Step 6: according to the apparent resistivity collection of illustrative plates obtaining in step 5, infer probe surrounding spaceInside whether exist post non of low resistance body abnormal, if exist post non of low resistance body abnormal, abnormal according to post non of low resistance bodyResult analyzes in probe surrounding space whether have water content or moisture geological structure, so justRealize the forward probe of boring to be measured.
Beneficial effect of the present invention:
Application the present invention can realize that the boring of tunnel, tunnelling is carried out to forward probe is pre-Report. Than existing advanced prediction equipment and method, beneficial effect of the present invention is mainly shownPresent:
(1) adopt the present invention, electromagnetic wave is launched to receiving transducer and be arranged in boring, pass throughOne group of electromagnetic wave of transmitting height different frequency is surveyed the boring rock of different radii distance aroundLayer geologic feature, judgement boring has or not the deleteriously plastid such as water content around in certain limit.Probe advanced in boring and survey with certain sensing point distance, can make full use ofThe degree of depth of whole boring, surveys the whole boring stratum characteristic in column around, surveys modelEnclose greatly, information is many, and the test result of adjacent measuring point can verify mutually, accurately and reliably,Eliminate the multi-solution that result of detection exists. In addition, the present invention can greatly reduce detection boringQuantity, save time and cost, improve working efficiency, also improved under coal mine simultaneouslyThe elimination ability of the latent flood of tunnelling.
(2) adopt the present invention, realize one group of electromagnetic wave transmitting of different frequency, detection dataAmount is many, avoids again the artificial strong jamming background in down-hole in boring (around boring simultaneouslyCountry rock is single, there is no rail, H-shaped steel supporting, suspension roof support, the fortune of development machine, base plateThe various metallic facilities such as defeated belt support frame), identification and the disposal ability of raising small-signal, thisSample can be guaranteed result of detection accurately and reliably, has eliminated the multi-solution that result of detection exists, for referring toLead tunnelling more scientific foundation is provided.
(3) adopt the present invention, can realize on-the-spot host detection time, show in real time result of detection,Automatic analysis one-tenth figure also forecasts, without complicated artificial data analysis and processing stage;Can provide fast reliable analysis and prediction data for geology detecting personnel. Therefore, of the present inventionDevice possesses the advantages such as operability, validity and practicality.
The present invention realizes tunnel boring forward probe, utilizes tunnel leading (at tunnelling faceFront hole, relatively development end, boring is forwards crept into) boring carry out physical prospecting,Boring is around carried out to fine scanning proximity detection within the scope of 30～50 meters of radiuses, is probingWith the organic combination of physical prospecting, so not only can improve the detection accuracy of physical prospecting but also can reduce probingDrilling hole amount, accomplishes the leading precisely detection of digging laneway.
Brief description of the drawings
Fig. 1 is the use view of structure division of the present invention;
Fig. 2 is the structured flowchart of on-the-spot host machine part in the present invention;
Fig. 3 is the structured flowchart of probe segment in the present invention;
Fig. 4 is the structured flowchart of transmitting coil triangle cylindricality mount pad part in the present invention;
Fig. 5 is the structured flowchart of receiving coil triangle cylindricality mount pad part in the present invention.
In figure, 1-on-the-spot main frame, 1.1-central processing unit, 1.2-memory, 1.3-peopleMachine interactive device, 1.4-main frame network interface, 1.5-system bus, 2-probe, 2.1-transmittingCoil, 2.2-receiving coil, 2.3-radiating circuit, 2.4-receiving circuit, 2.5-monolithicMachine, 2.6-battery, 2.7-probe network interface, 3-netting twine cable, 4-push rod, 5-to be measuredBoring, 6-transmitting coil triangle cylindricality mount pad, 7-receiving coil triangle cylindricality mount pad,8-tunnel, 9-country rock.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail:
Single hole electromagnetic wave tomography forward probe device as described in Fig. 1 and Fig. 3, its bagDraw together on-the-spot main frame 1, probe 2, is arranged on transmitting coil 2.1, receiving coil in probe 22.2, radiating circuit 2.3, receiving circuit 2.4, single-chip microcomputer 2.5, battery 2.6, probe network interface2.7, wherein, the signal of the signal output part of described radiating circuit 2.3 and transmitting coil 2.1 is defeatedEnter end and connect, the signal output part of the signal input part of receiving circuit 2.4 and receiving coil 2.2Connect, the communication ends of described radiating circuit 2.3 and receiving circuit 2.4 is all with single-chip microcomputer 2.5Communication ends connects, and the data communication end of described single-chip microcomputer 2.5 is by probe network interface 2.7 and sceneThe data communication end of main frame 1 connects, and described battery 2.6 is respectively to radiating circuit 2.3, receptionCircuit 2.4 and single-chip microcomputer 2.5 are powered;
Described radiating circuit 2.3 and transmitting coil 2.1 can be to treating under the control of single-chip microcomputer 2.5Survey the detection electromagnetic wave that different frequency is launched in boring 5 around, described receiving circuit 2.4 and receptionCoil 2.2 is for receiving boring to be measured 5 around to surveying electromagnetic response electromagnetic wave signal,This response electromagnetic wave signal has the multiple different frequencies corresponding with surveying electromagnetic wave phase;
Described single-chip microcomputer 2.5 can will respond electromagnetic wave signal digitized processing, and by digitlization placeResponse electromagnetic wave signal after reason is transported to on-the-spot main frame 1 by probe network interface 2.7, described existingMain frame 1 is for according to the response electromagnetic wave data signal of different frequency and corresponding frequency meterCalculation obtains the apparent resistivity value of detection electromagnetic response and the detection of corresponding frequencies of each frequencyRadius is (above-mentioned according to the response electromagnetic wave data signal of different frequency and corresponding frequency computation partObtain the apparent resistivity value of detection electromagnetic response and the detection of corresponding frequencies half of each frequencyThe computational process in footpath is prior art, refers to bibliography: " electromagnetic sounding method principle " 1990Year, Geology Publishing House, Piao Huarong work; " TDEM principle " Central South University in 2007Publish, the vessel used to hold grain at the imperial sacrifice of ox is write. ), and by the detection electromagnetic wave of all different frequencies and and eachThe apparent resistivity value that detection wave frequency is corresponding and the radius of investigation of corresponding frequencies generate to be measuredThe boring 5 apparent resistivity collection of illustrative plates of different radii country rock 9 around. (above-mentioned by all different frequenciesDetection electromagnetic wave and survey apparent resistivity value corresponding to wave frequency and corresponding with eachThe radius of investigation of frequency generates the boring 5 to be measured apparent resistivity map of different radii country rock 9 aroundThe process of spectrum is prior art, refers to bibliography: " electromagnetic sounding method principle " nineteen ninety,Geology Publishing House, Piao Huarong work; " TDEM principle " Central South University in 2007 publishes,The vessel used to hold grain at the imperial sacrifice of ox is write. )
In technique scheme, as shown in Figure 4 and Figure 5, it also comprises transmitting coil triangleCylindricality mount pad 6 and receiving coil triangle cylindricality mount pad 7, transmitting coil 2.1 and reception lineCircle 2.2 all has three groups, and described three groups of transmitting coils 2.1 are separately positioned on transmitting coil triangular prismOn three sides of shape mount pad 6, described three groups of receiving coils 2.2 are separately positioned on reception lineOn three sides of circle triangle cylindricality mount pad 7. Above-mentioned three groups of receiving coils 2.2 are connected in parallel on onePlay connection receiving circuit 2.4, above-mentioned three groups of transmitting coils 2.1 are connected in parallel and connect transmitting electricityRoad 2.3.
Above-mentioned transmitting coil triangle cylindricality mount pad 6 and receiving coil triangle cylindricality mount pad 7Be epoxy bar mount pad. This design can make transmitting coil 2.1 and the full side of receiving coil 2.2Position transmitting, reception electromagnetic wave signal, above-mentioned transmitting coil 2.1 and receiving coil 2.2 are respectively by threeThe composition transmitting of group coil receives trihedral, simultaneously to three groups of transmitting coils transmitting different frequenciesOne group of electromagnetic wave, three groups of receiving coils receive the electromagnetic response signal of different frequency simultaneously.Three groups of transmitting coils 2.1 are launched simultaneously, one group of electromagnetic wave of transmitting different frequency, three groups of receptionsCoil 2.2 receives the electromagnetic response signal of different frequency simultaneously, above-mentioned three groups of transmitting coils2.1 and three groups of receiving coils 2.2 transmit and receive electromagnetic wave simultaneously and there is high conformity, speedFast advantage, three groups of transmitting coils 2.1 and three groups of receiving coils 2.2 all adopt long500～1000mm, the overlapping loop line arrangement form of rectangle of wide 20～30mm. Above-mentioned rectangularThe overlapping loop line arrangement form of shape has advantages of that response signal is strong.
In technique scheme, radiating circuit 2.3 and transmitting coil 2.1, receiving circuit 2.4Be built in probe 2 with receiving coil 2.2, the two adopts overlapping loop line (transmitting coil 2.1The same with receiving coil 2.2 large, put together), can improve and receive the anti-of small-signalInterference performance.
In technique scheme, as shown in Figure 2, described on-the-spot main frame 1 comprises that central authorities processDevice 1.1, memory 1.2, human-computer interaction device 1.3, main frame network interface 1.4 and system bus 1.5,Wherein, described memory 1.2, human-computer interaction device 1.3 and central processing unit 1.1 all beSystem bus 1.5 connects, and described system bus 1.5 connects probe network interface by main frame network interface 1.42.7. Above-mentioned human-computer interaction device 1.3 comprises touch-screen, display screen, USB interface and photoelectricityKnob (being equivalent to computer mouse). Above-mentioned main frame network interface 1.4 and probe network interface 2.7 pass through netLine cable 3 connects.
In technique scheme, it also comprises the push rod 4 that is arranged on probe 2 tail ends.
One utilizes above-mentioned single hole electromagnetic wave tomography forward probe device to carry out boring to be measuredThe method of forward probe, it comprises the steps:
Step 1: probe 2 is placed in to boring to be measured 5 apertures;
Step 2: on-the-spot main frame 1 is controlled radiating circuit 2.3 by single-chip microcomputer 2.5 and made the line of departureThe detection electromagnetic wave of circle 2.1 transmitting different frequencies;
Step 3: the detection electromagnetic wave of different frequency is at the interior formation different frequency of boring 5 to be measuredResponse electromagnetic wave, receiving coil 2.2 receives the response electromagnetic wave of above-mentioned different frequency, and shouldThe response electromagnetic transmission of different frequency is to receiving circuit 2.4;
Step 4: receiving circuit 2.4 carries out letter to the response electromagnetic wave of the different frequency receivingNumber pretreatment, and the response electromagnetic wave of different frequency is converted to the response electromagnetism of different frequencyRipple data signal, receiving circuit 2.4 is logical by the response electromagnetic wave data signal of described different frequencyCross single-chip microcomputer 2.5 and be transferred to on-the-spot main frame 1;
Step 5: on-the-spot main frame 1 according to the response electromagnetic wave data signal of above-mentioned different frequency andCorresponding frequency computation part obtains apparent resistivity value and the phase of the detection electromagnetic response of each frequencyAnswer the radius of investigation of frequency (above-mentioned according to the response electromagnetic wave data signal of different frequency and rightThe frequency computation part of answering obtains the apparent resistivity value of detection electromagnetic response of each frequency and correspondingThe computational process of the radius of investigation of frequency is prior art, refers to bibliography: " electromagnetic soundingMethod principle " nineteen ninety, Geology Publishing House, Piao Huarong work; " TDEM principle " 2007Year, Central South University published, and the vessel used to hold grain at the imperial sacrifice of ox is write. ), on-the-spot main frame 1 is by the spy of all different frequenciesSurvey electromagnetic wave and survey with each apparent resistivity value and corresponding frequencies that wave frequency is correspondingRadius of investigation generate boring to be measured 5 around the apparent resistivity collection of illustrative plates of different radii country rock 9 (onState and by the detection electromagnetic wave of all different frequencies and with each survey wave frequency correspondingApparent resistivity value and the radius of investigation of corresponding frequencies generate boring 5 to be measured different radii aroundThe process of the apparent resistivity collection of illustrative plates of country rock 9 is prior art, refers to bibliography: " electromagnetism is surveyedDark method principle " nineteen ninety, Geology Publishing House, Piao Huarong work; " TDEM principle "Within 2007, Central South University publishes, and the vessel used to hold grain at the imperial sacrifice of ox is write. ) (according to electromagnetic wave stratum " skin becomesEffect " theory, the electromagnetic wave detection near distance of high frequency, the electromagnetic wave detection distance of low frequency;Therefore,, by one group of electromagnetic wave of transmitting different frequency, can survey and generate around boringThe formation apparent resistivity collection of illustrative plates of different radii. );
Step 6: according to the apparent resistivity collection of illustrative plates obtaining in step 5, infer that probe 2 is empty aroundIn whether exist post non of low resistance body abnormal, if exist post non of low resistance body abnormal, different according to post non of low resistance bodyWhether normal result is analyzed water content or moisture geological structure in probe 2 surrounding spaces (asThe apparent resistivity collection of illustrative plates that fruit boring around generates has low-resistivity region, then according to around boringGeologic information analyze together cause the reason in low-resistivity region to infer whether to have moistureBody); (above-mentionedly analyze probe according to post non of low resistance body abnormal results and whether have in 2 surrounding spaces and containWater body or moisture architectonic process are prior art, refer to bibliography: " electromagnetic soundingMethod principle " nineteen ninety, Geology Publishing House, Piao Huarong work; " TDEM principle " 2007Year, Central South University published, and the vessel used to hold grain at the imperial sacrifice of ox is write. ).
Step 7: utilize push rod 4 will pop one's head in 2 by boring to be measured 5 apertures to iterative method at the bottom of hole,And utilize the boring forward probe method to be measured described in step 2～step 6 to enter boring 5 to be measuredRow point by point scanning is surveyed, and generates the electricity of looking by all sensing points at the bottom of boring to be measured 5 apertures to holeResistance rate collection of illustrative plates.
In the step 7 of technique scheme, will pop one's head in 2 by boring to be measured 5 apertures at the bottom of holeThe step pitch of iterative method is 1～2 meter.
In technique scheme, described probe 2 is coaxially arranged with boring 5 to be measured, described stepIn rapid 6, according to the apparent resistivity collection of illustrative plates obtaining in step 4, infer probe 2 positionsSentence axis centered by boring 5 to be measured, radius is within the scope of the cylindrical space of 30～50 metersWhether exist post non of low resistance body abnormal.
The electromagnetic frequency range of described detection is 50kHz～1kHz, and described response is electromagneticFrequency range is 50kHz～1kHz, and described radius of investigation is 0.5～50 meter.
In specific implementation process: when transmitting 50kHz electromagnetic wave, the response electromagnetic signal of receptionCalculating apparent resistivity is 500 ohm/meter, and radius of investigation is 0.5 meter; Transmitting 40kHz electromagnetismWhen ripple, it is 550 ohm/meter that the response electromagnetic signal of reception is calculated apparent resistivity, radius of investigationIt is 2.0 meters; When transmitting 30kHz electromagnetic wave, the response electromagnetic signal of reception is calculated apparent resistanceRate is 530 ohm/meter, and radius of investigation is 6.5 meters; When transmitting 20kHz electromagnetic wave, receiveResponse electromagnetic signal calculate apparent resistivity be 510 ohm/meter, radius of investigation is 10.5 meters;When transmitting 10kHz electromagnetic wave, it is 500 Europe that the response electromagnetic signal of reception is calculated apparent resistivityNurse/rice, radius of investigation is 20.1 meters; When transmitting 5kHz electromagnetic wave, the response electromagnetism of receptionCalculated signals apparent resistivity is 200 ohm/meter, and radius of investigation is 30.0 meters; Transmitting 2.5kHzWhen electromagnetic wave, calculating apparent resistivity is 150 ohm/meter, and radius of investigation is 35.5 meters; TransmittingWhen 1kHz electromagnetic wave, it is 600 ohm/meter that the response electromagnetic signal of reception is calculated apparent resistivity,Radius of investigation is 48.5 meters; Survey by the electromagnetic wave of launching 8 different frequencies, connectThe response electromagnetic signal of receiving generates the apparent resistivity collection of illustrative plates of bore detecting different radii, in boringThere is a low-resistance region 30～40 meters of scope left and right of radius, then infer together according to geologic informationWhether there is water content to exist.
It is known that the content that this description is not described in detail belongs to professional and technical personnel in the fieldPrior art.
Claims (4)
1. a single hole electromagnetic wave tomography forward probe device, is characterized in that: it comprisesOn-the-spot main frame (1), probe (2), be arranged on the interior transmitting coil (2.1) of probe (2),Receiving coil (2.2), radiating circuit (2.3), receiving circuit (2.4), single-chip microcomputer (2.5),Battery (2.6), probe network interface (2.7), wherein, the signal of described radiating circuit (2.3) is defeatedGo out end and be connected with the signal input part of transmitting coil (2.1), the signal of receiving circuit (2.4)Input is connected with the signal output part of receiving coil (2.2), described radiating circuit (2.3)All be connected with the communication ends of single-chip microcomputer (2.5) with the communication ends of receiving circuit (2.4), described inThe data communication end of single-chip microcomputer (2.5) is by probe network interface (2.7) and on-the-spot main frame (1)Data communication end connect, described battery (2.6) respectively to radiating circuit (2.3), receiveCircuit (2.4) and single-chip microcomputer (2.5) power supply;
Described radiating circuit (2.3) and transmitting coil (2.1) can be in the controls of single-chip microcomputer (2.5)Under system, launch the detection electromagnetic wave of different frequency around to boring to be measured (5), described reception electricityRoad (2.4) and receiving coil (2.2) are for receiving boring to be measured (5) around to surveying electricityThe response electromagnetic wave signal of magnetic wave, this response electromagnetic wave signal has and surveys electromagnetic wave phase pairMultiple different frequencies of answering;
Described single-chip microcomputer (2.5) can will respond electromagnetic wave signal digitized processing, and by numeralChange response electromagnetic wave signal after treatment and be transported to on-the-spot main frame (1) by probe network interface (2.7),Described on-the-spot main frame (1) is for according to response electromagnetic wave data signal and the correspondence of different frequencyFrequency computation part obtain apparent resistivity value and the respective tones of the detection electromagnetic response of each frequencyThe radius of investigation of rate, and survey electricity by the detection electromagnetic wave of all different frequencies and with eachThe apparent resistivity value that magnetic wave frequency is corresponding and the radius of investigation of corresponding frequencies generate boring to be measured(5) the apparent resistivity collection of illustrative plates of different radii country rock (9) around;
Described on-the-spot main frame (1) comprises central processing unit (1.1), memory (1.2), peopleMachine interactive device (1.3), main frame network interface (1.4) and system bus (1.5), wherein, described inMemory (1.2), human-computer interaction device (1.3) and central processing unit (1.1) are all and systemBus (1.5) connects, and described system bus (1.5) is connected and visited by main frame network interface (1.4)Network interface (2.7).
2. single hole electromagnetic wave tomography forward probe device according to claim 1,It is characterized in that: it also comprises transmitting coil triangle cylindricality mount pad (6) and receiving coil threeCorner post shape mount pad (7), transmitting coil (2.1) and receiving coil (2.2) all have three groups,Described three groups of transmitting coils (2.1) are separately positioned on transmitting coil triangle cylindricality mount pad (6)Three sides on, described three groups of receiving coils (2.2) are separately positioned on receiving coil triangleOn three sides of cylindricality mount pad (7).
3. single hole electromagnetic wave tomography forward probe device according to claim 2,It is characterized in that: described transmitting coil triangle cylindricality mount pad (6) and receiving coil triangular prismShape mount pad (7) is epoxy bar mount pad.
4. single hole electromagnetic wave tomography forward probe device according to claim 1,It is characterized in that: it also comprises the push rod (4) that is arranged on probe (2) tail end.
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| CN104360344B (en) * | 2014-11-21 | 2015-08-05 | 西安科技大学 | Based on the coal mine work area up-protective layer Thickness sensitivity algorithm of radio wave loss characteristic |
| CN104656153B (en) * | 2015-01-29 | 2015-09-02 | 武汉长盛煤安科技有限公司 | With brill Borehole Electromagnetic Wave Techniques tomography forward probe device and method |
| CN104695941A (en) * | 2015-03-10 | 2015-06-10 | 中国电建集团贵阳勘测设计研究院有限公司 | Intelligent imaging device for hole wall of horizontal hole |
| CN107329179A (en) * | 2015-09-21 | 2017-11-07 | 安徽理工大学 | It is a kind of to possess the exploration support for axially and radially intersecting rotation |
| CN107703552B (en) * | 2017-09-21 | 2019-04-02 | 武汉长盛煤安科技有限公司 | A kind of mining drilling three-dimensional orientation transient electromagnetic forward probe device and method |
| CN108594313A (en) * | 2018-06-05 | 2018-09-28 | 中煤科工集团西安研究院有限公司 | Hand propelled time domain electromagnetic well logging apparatus and method in a kind of coal mine down-hole drilling |
| CN109884720B (en) * | 2019-03-21 | 2021-07-30 | 武汉长盛工程检测技术开发有限公司 | Device and method for determining three-dimensional composite frequency electromagnetic detection of water-rich ground well |
| CN110244368B (en) * | 2019-07-09 | 2024-04-26 | 中国矿业大学(北京) | In-hole scanning detection device and method based on electromagnetic induction principle |
| CN114495431A (en) * | 2022-01-14 | 2022-05-13 | 深圳市地质局 | Physical detection system for detecting geological structure |
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