CN108303742A - Novel high-density electrical method or ultra high density electric-method exploration device and exploitation method - Google Patents
Novel high-density electrical method or ultra high density electric-method exploration device and exploitation method Download PDFInfo
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- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
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Abstract
The invention discloses a kind of novel high-density electrical method or ultra high density electric-method exploration devices, including master controller, current feedback circuit, signal detector and ungrounded electrod-array；Master controller controls the signal that current feedback circuit generates the ungrounded electrod-array that current signal, the ungrounded electrod-array work of control and received signal detector detect；Current feedback circuit generates current signal and is loaded on ungrounded electrod-array；Signal detector detects the electric signal on ungrounded electrod-array and uploads master controller；Ungrounded electrod-array receives current signal and is coupled into the earth, or receives the electric signal from ground-coupled.The invention also discloses the exploitation methods of the novel high-density electrical method or ultra high density electric-method exploration device.The present invention is not necessarily to embedded electrode and uses bus marco, and measurement range is extremely wide, does not destroy measured target body, and big pole span, big depth and more device various dimensions may be implemented and measure, and measuring device is simple and reliable.
Description
Technical field
Present invention relates particularly to a kind of novel high-density electrical method or ultra high density electric-method exploration device and exploitation methods.
Background technology
High-density electric is a kind of common geophysical exploration method, it is led to based on the electrical property difference of rock and ore
It crosses observation and research manually establishes the regularity of distribution of consistent electric field to solve the hydrology, environment and engineering geological problems.High density electricity
Method carries out cloth pole and observation using electrod-array, and abundant geological prospecting data can be obtained in a manner of multichannel, make exploration
Applicability, reliability and accuracy greatly improve.
However there is problems with for traditional high-density electric：(1) measured resistivity by way of embedded electrode, is surveyed
Amount efficiency is low；(2) in engineering exploration, many occasions for not allowing embedded electrode are deposited；(3) in the high-resistance feelings of earth's surface
Under condition, the measurement effect of high-density electric is poor, depth of exploration is shallower.
Therefore, the limitation of traditional multi-electrode resistivity imaging survey device and exploitation method is larger at present, at specific occasion
Application effect is poor.
Invention content
One of the objects of the present invention is to provide one kind without burying electrode, and the novel high-density electrical method that exploration efficiency is high
Or ultra high density electric-method exploration device.
The second object of the present invention is to provide a kind of novel high-density electrical method or ultra high density electric-method exploration device
Exploitation method.
This novel high-density electrical method or ultra high density electric-method exploration device provided by the invention, including master controller, electricity
Flow-generator, signal detector and ungrounded electrod-array；Current feedback circuit, signal detector and ungrounded electrod-array with
Master controller connects, and current feedback circuit and signal detector are also connect with ungrounded electrod-array；Master controller is for controlling electricity
Flow-generator generates current signal, is also used for controlling ungrounded electrod-array work, while being additionally operable to received signal detector inspection
The signal for the ungrounded electrod-array surveyed；Current feedback circuit generates current signal for receiving the control signal that controller is sent out
And it is loaded on ungrounded electrod-array；Signal detector is for detecting the electric signal on ungrounded electrod-array and uploading master control
Device processed；Ungrounded electrod-array be used for receive current feedback circuit generation current signal and be coupled into the earth, or receive from
The electric signal of ground-coupled.
The master controller is industrial control unit (ICU), PLC, DSP, microcontroller, ARM or host computer.
The current feedback circuit includes power module, power conversion module, main controller module, FPGA module, electric current
Detection module, timer circuit and communication module；Power module is powered to the current feedback circuit；Power conversion module and power supply
Module connects and the output electric energy of power module is converted to high-frequency current and is output to ungrounded electrod-array；Current detecting mould
Block connect with power conversion module and the output electric signal of sampled power conversion module and is transmitted to FPGA module；Communication module and master
Controller module connects, for providing communication interface to the current feedback circuit；Main controller module is for passing through communication module
The control instruction for receiving master controller, the operational data for uploading current feedback circuit by communication module, for controlling electric current
Generator works, and is additionally operable to output control signal and is output to power conversion module by FPGA module and controls power conversion module
Work；FPGA module is used to transmit the control signal of main controller module to power conversion module, or for receiving electric current inspection
It surveys the detection signal that module uploads and uploads main controller module；Timer circuit is connect with FPGA module, for being main control
Device module provides clock signal.
The current feedback circuit further includes memory module；Memory connect with main controller module and stores the electricity
The operational data of flow-generator.
The current feedback circuit further includes touch screen；Touch screen is connect with main controller module, for showing the electricity
The running parameter of flow-generator, it can also be used to which parameter setting is carried out to the current feedback circuit.
The signal detector includes power circuit, filter amplification circuit, A/D converter circuit, FPGA circuitry, control electricity
Road and communication module；Filter amplification circuit, A/D converter circuit, FPGA circuitry and control circuit are sequentially connected in series, memory and communication
Module is connect with control circuit；Power circuit is powered to the signal detector；Filter amplification circuit will be for that will detect signal
After being filtered and amplifying, digital signal is converted to by A/D converter circuit and uploads FPGA circuitry；FPGA circuitry will be in data
It is transmitted to control circuit；Communication module is used to provide communication interface to the signal detector；Control circuit is for receiving data simultaneously
The detection for carrying out data, for controlling the signal detector work, the control for receiving master controller by communication module
Instruction, is additionally operable to the operational data by communication module up-delivering signal detector.
The signal detector further includes memory；Memory is connect with control circuit, for storing the signal inspection
Survey the operational data of device.
The signal detector further includes touch screen；Touch screen is connect with control circuit, for showing the signal inspection
The running parameter for surveying device is also used for carrying out parameter setting to the signal detector.
The filter amplification circuit includes the primary filter circuit being sequentially connected in series, primary amplifying circuit, trapper, two level
Amplifying circuit and secondary filter circuit.
The ungrounded electrod-array is made of N number of ungrounded electrode, and each ungrounded electrode is and master controller
Connection；N is natural number.
The ungrounded electrode includes power circuit, controller circuitry, telecommunication circuit, electrode change-over switch circuit and electricity
Hold plate；Telecommunication circuit and electrode change-over switch circuit are connect with controller circuitry；Capacitor board connects with electrode change-over switch circuit
It connects；Power circuit is to the ungrounded electrode power supply；Telecommunication circuit is used to provide communication interface to the ungrounded electrode；Control
Device circuit is used to receive the control instruction of master controller by communication module, for passing through communication module up-delivering signal detector
Operational data is additionally operable to send out control signal and passes through electrode change-over switch circuit control for controlling the ungrounded electrode work
Capacitor board processed powering on or not powering on, to realize ungrounded electrode as emission electrode or receiving electrode.
The ungrounded electrode further includes locating module, and locating module is connect with controller circuitry；Locating module is used for
The location information of the ungrounded electrode is obtained, and location information is uploaded into controller circuitry.
The present invention also provides the exploitation methods to the novel high-density electric-method exploration device, include the following steps：
S1. exploration device initializes；
S2., the parameter of electric-method exploration device is set；
S3. according to the parameter selection emission electrode and receiving electrode of step S2 settings；
S4. the emission electrode selected to step S3 emits high-frequency current signal, and hair is earthward coupled by emission electrode
Penetrate signal；
S5. by step S3 select receiving electrode receive by ground-coupled electric signal, and by signal detector into
Row detection；
S6. master controller received signal detector upload detection signal, and according to step S3 select emission electrode and
Receiving electrode calculates the apparent resistivity of measured zone.
The exploitation method further includes following steps：
S7. judge whether to need transfer electron；If desired, then repeatedly step S3~S6 is measured.
The apparent resistivity of the calculating measured zone specially calculates apparent resistivity using following formula：
ρ in formulaaFor apparent resistivity, A and B are emission electrode position, and M and N are receiving electrode position, and AM is hair
The distance between electrode A and receiving electrode M are penetrated, BM is the distance between emission electrode B and receiving electrode M, and AN is emission electrode A
The distance between receiving electrode N, BN are the distance between emission electrode B and receiving electrode N；Electricity of the Δ U between receiving electrode
Pressure difference, I are Injection Current.
This novel high-density electric-method exploration device provided by the invention and exploitation method are carried out using contactless electrode
It measures, there is no need to bury electrode, can be measured in the environment of Traditional DC electrical survey can not construct, while not breaking
Bad measured target body, and can easily realize that big pole span measures, fathom significantly larger than conventional high-density electrical method,
The deployed position that electrode can also rapidly be changed realizes that more device various dimensions measure, obtains abundant survey data, is the later stage
Data interpretation good basis is provided；Finally, the multipath conversion that the electrode selection of traditional array exploration passes through master controller end
Device is realized, is needed power cable identical with electrode number and is measured cable, and the electrode selection of the present invention passes through controlling bus
The electrode change-over switch at coordination electrode end is realized, it is only necessary to which 4 cables (2 measure cable and 2 service cables) can connect institute
Some electrodes, being capable of greatly compact device.
Description of the drawings
Fig. 1 is the novel high-density electrical method of the present invention or the functional block diagram of ultra high density electric-method exploration device.
Fig. 2 is the function mould of the novel high-density electrical method of the present invention or the current feedback circuit of ultra high density electric-method exploration device
Block diagram.
Fig. 3 is the function mould of the novel high-density electrical method of the present invention or the signal detector of ultra high density electric-method exploration device
Block diagram.
Fig. 4 is the function of the novel high-density electrical method of the present invention or the contactless electrode of ultra high density electric-method exploration device
Module map.
Fig. 5 is the method flow diagram of the exploitation method of the present invention.
Specific implementation mode
It is as shown in Figure 1 the novel high-density electrical method of the present invention or the functional block diagram of ultra high density electric-method exploration device：
This novel high-density electric-method exploration device provided by the invention, including master controller, current feedback circuit, signal detector and non-
Grounding electrode array；Current feedback circuit, signal detector and ungrounded electrod-array are connect with master controller, current feedback circuit
It is also connect with ungrounded electrod-array with signal detector；Master controller generates current signal for controlling current feedback circuit,
For controlling ungrounded electrod-array work, while being additionally operable to the letter of the ungrounded electrod-array of received signal detector detection
Number；Current feedback circuit is for receiving the control signal that controller is sent out, generating current signal and being loaded into ungrounded electrod-array
On；Signal detector is for detecting the electric signal on ungrounded electrod-array and uploading master controller；Ungrounded electrod-array is used
In the current signal for receiving current feedback circuit generation and it is coupled into the earth, or receives the electric signal from ground-coupled.Having
When body is implemented, setting for the similar functions such as industrial control unit (ICU), PLC, DSP, microcontroller, ARM or host computer may be used in master controller
It is standby.
It is illustrated in figure 2 the current feedback circuit of novel high-density electrical method of the invention or ultra high density electric-method exploration device
Functional block diagram：Current feedback circuit includes power module, power conversion module, main controller module, FPGA module, current detecting
Module, memory, timer circuit, communication module and touch screen；Power module is powered to the current feedback circuit；Power is converted
Module connect with power module and the output electric energy of power module is converted to high-frequency current and is output to ungrounded electrod-array；
Current detection module connect with power conversion module and the output electric signal of sampled power conversion module and is transmitted to FPGA module；It deposits
Reservoir connect with controller module and stores the operational data of the current feedback circuit；Communication module connects with main controller module
It connects, for providing communication interface to the current feedback circuit；Main controller module is used to receive master controller by communication module
Control instruction, for by communication module upload current feedback circuit operational data, for control current feedback circuit work, and also
Power conversion module is output to by FPGA module for output control signal and controls power conversion module work；FPGA module
For transmitting the control signal of main controller module to power conversion module, or the inspection for receiving current detection module upload
It surveys signal and uploads main controller module；Timer circuit is connect with FPGA module, for providing clock for main controller module
Signal；Touch screen is connect with main controller module, the running parameter for showing the current feedback circuit, it can also be used to described
Current feedback circuit carries out parameter setting.
In the specific implementation, main controller module uses ARM controller；Timer circuit uses GPS timer circuits；It deposits
Reservoir uses FLASH memory；Power module includes then battery and DC/DC conversion circuits, and battery is as core electric energy supply unit
Part then is used to be converted to the electric energy that battery exports electric energy and the power supply of other voltage levels；Specifically, DC-DC conversion circuits
Including input filter, power switch, high frequency transformer and output rectification filter：Wherein input filter, power switch, high frequency transformation
Device and output rectification filter are sequentially connected；DC-DC conversion circuits are completed to rise mainly in conjunction with pwm control signal and high frequency transformer
Buckling is changed, and the 12V voltages of battery is converted to the high pressure needed for transmitting information, input current is put down in wherein input filter realization
Sliding, 12V DC voltage is changed into the friendship of high-frequency and high-voltage using push-pull power amplifier combination high frequency transformer by power switch
Galvanic electricity pressure, the high-frequency ac voltage that output rectification filter is then responsible for high frequency transformer to export carries out bridge rectifier and capacitance is filtered
Wave, to obtain smooth DC voltage；Pwm control signal is generated by FPGA, for adjusting output voltage and forming negative-feedback；Work(
Rate conversion module includes driving circuit and transmitting bridge.Wherein driving circuit and transmitting bridge is sequentially connected.Power conversion module
It is mainly used for realizing power conversion and the output of transmitter.The pwm control signal that wherein driving circuit is used to generate FPGA turns
The high voltage of MOSFET or IGBT switching tubes can be driven by turning to, and transmitting bridge uses the bridge-type based on MOSFET pipes or IGBT pipes
Circuit is realized.Current detection module includes Hall current sensor, signal condition and AD converter.Wherein Hall current senses
Device, signal condition and AD converter are sequentially connected.Current detection module is mainly used for the current value of record transmitting, and passes through FPGA
The pwm signal of generation forms negative-feedback, realizes the flow stabilizing function of output current.Wherein Hall current sensor is exported for obtaining
Electric current, signal condition be responsible for signal is amplified, detection, signal is adjusted within the range ability of rear class AD converter,
It improves the dynamic range of current detecting and accuracy of detection AD converter is used to carry out A/D conversions to the signal after conditioning, and will turn
Information after changing is sent to FPGA.Main control module based on FPGA and ARM frameworks constitutes master slave control structure, wherein ARM
Core board is used as to be mainly responsible for from control module and interact with the communicating of master controller, friendly man-machine interface and data are deposited
Storage, and by data/address bus, address bus and interrupt signal and FPGA module into row data communication.FPGA core core is transmitter
Main control module, need the work completed to include：It is synchronous with GPS module time service, it generates several FIFO memories and realizes
Read-write Catrol of the signal in FIFO is acquired, generate to the control signal of AD converter and DC-DC conversion modules and power are turned
The pwm control signal for changing the mold block is finally also needed to through RAM controller and ARM modules into row data communication.
It is illustrated in figure 3 the signal detector of novel high-density electrical method of the invention or ultra high density electric-method exploration device
Functional block diagram：Signal detector include power circuit, filter amplification circuit, A/D converter circuit, FPGA circuitry, control circuit,
Memory, communication module and touch screen；Filter amplification circuit, A/D converter circuit, FPGA circuitry and control circuit are sequentially connected in series, and are deposited
Reservoir and communication module are connect with control circuit；Power circuit is powered to the signal detector；Filter amplification circuit is used for
After detection signal is filtered and is amplified, digital signal is converted to by A/D converter circuit and uploads FPGA circuitry；FPGA electricity
Data are uploaded to control circuit by road；Communication module is used to provide communication interface to the signal detector；Control circuit is used for
It receives data and carries out the detection of data, for controlling the signal detector work, master control is received for passing through communication module
The control instruction of device processed is additionally operable to the operational data by communication module up-delivering signal detector；Memory is described for storing
The operational data of signal detector；Filter amplification circuit includes primary filter circuit, primary amplifying circuit, the trap being sequentially connected in series
Device, second amplifying circuit and secondary filter circuit；Touch screen is connect with control circuit, the work for showing the signal detector
Make parameter, is also used for carrying out parameter setting to the signal detector.
In the specific implementation, primary filter circuit is using primary bandpass filter；Primary amplifying circuit is low using concatenation
Noise amplifier and volume preamplifier；Second amplifying circuit uses high power amplifier；Secondary filter circuit uses two level band
Bandpass filter；Control circuit uses ARM control circuits；Memory uses FLASH memory；It can be in ARM control circuits
Connect touch screen.
Primary bandpass filter is used to filter out strong spatial electromagnetic interference and noise, extracts useful signal.Low noise
Acoustic amplifier and preamplifier improve the sensitivity of receiver, improve output signal-to-noise ratio for reducing the noise coefficient of circuit.
Trapper is between preamplifier and high power amplifier, the Hz noise for removing power supply.High power amplifier is
Main amplifier, two level bandpass filter is used for further compressed signal bandwidth, to improve the signal-to-noise ratio and quality factor of signal.Most
Voltage analog signal is converted to digital signal by AD converter afterwards to be sent into FPGA.In signal detector, ARM and FPGA
For main control module.
Above-mentioned based in the system of FPGA and ARM frameworks, the main control module based on FPGA and ARM frameworks constitutes master
From formula control structure, wherein ARM core boards are used as and are mainly responsible for communication with master controller, friendly man-machine from control module
The storage of interface alternation and data, and data are carried out by data/address bus, address bus and interrupt signal and FPGA module and are led to
Letter.FPGA core core is the main control module of transmitter, needs the work completed to include：The control to AD converter is generated to believe
Number, generate several FIFO memories and realize read-write of the acquisition signal in FIFO, finally also need to by RAM controller with
ARM modules are into row data communication.After the completion of AD conversion, be written if high-speed data is first divided into corresponding main line low speed data
It is kept in FIFO, has been filled in FIFO and then data are disposably read in into ARM.AD conversion and conversion number in such a mode
According to storage can be worked normally in the case where no ARM intervenes, thus improve the working efficiency of ARM, be suitble to sample rate higher
Contactless ultra high density electrical method data acquire situation.
It is illustrated in figure 4 the novel high-density electrical method of the present invention or the contactless electrode of ultra high density electric-method exploration device
Functional block diagram：Grounding electrode includes power circuit, controller circuitry, telecommunication circuit, electrode change-over switch circuit, capacitor board
And locating module；Telecommunication circuit and electrode change-over switch circuit are connect with controller circuitry；Capacitor board and electrode change-over switch
Circuit connects；Power circuit is to the ungrounded electrode power supply；Telecommunication circuit is used to provide communication to the ungrounded electrode and connect
Mouthful；Controller circuitry is used to receive the control instruction of master controller by communication module, for passing through communication module up-delivering signal
The operational data of detector is additionally operable to send out control signal and be opened by electrode conversion for controlling the ungrounded electrode work
Powering on or not powering on for circuit control capacitor board is closed, to realize ungrounded electrode as emission electrode or receiving electrode；Positioning
Module is connect with controller circuitry, and locating module is used to obtain the location information of the ungrounded electrode, and will be on location information
Pass controller circuitry.
Capacitor board connects service cable by electrode change-over switch and measures cable；Electrode change-over switch is controlled for receiving
The order of device circuit, and by capacitor board connect with service cable or by capacitor board with measure cable connection；The service cable
Current feedback circuit is connected, service cable is used to the high-frequency current that current feedback circuit generates being loaded into capacitor board, at this time the electricity
Hold plate and corresponding noncontacting electrode and is then used as emission electrode；The measurement cable connection signal detector measures cable and is used for
The electric signal of capacitor board coupling is uploaded to signal detector, and the capacitor board and corresponding noncontacting electrode are then electric as receiving at this time
Pole.
Controller circuitry uses single chip circuit；Microcontroller is the main control unit of ungrounded electrode, passes through bus communication mould
Block receives the electrode commands of master controller, and realizes capacitor board and service cable according to electrode commands coordination electrode change-over switch
With the break-make for measuring cable.Electrode commands include the sequence of electrode measurement and the type of electrode, by master controller according to specific
Exploration targets be previously set；Due in practical application, between noncontacting electrode often at a distance of tens of rice even it is farther,
In order to facilitate use, the specific location of each noncontacting electrode accurately can be positioned and be uploaded by locating module；Positioning
GPS module, big dipper module or other similar modules with positioning function may be used in module.
It is illustrated in figure 5 the method flow diagram of the exploitation method of the present invention：The novel high-density electric-method exploration device
Exploitation method includes the following steps：
S1. exploration device initializes；
S2., the parameter of electric-method exploration device is set；
S3. according to the parameter selection emission electrode and receiving electrode of step S2 settings；
S4. the emission electrode selected to step S3 emits high-frequency current signal, and hair is earthward coupled by emission electrode
Penetrate signal；
S5. by step S3 select receiving electrode receive by ground-coupled electric signal, and by signal detector into
Row detection；
S6. master controller received signal detector upload detection signal, and according to step S3 select emission electrode and
Receiving electrode calculates apparent resistivity using following formula：
ρ in formulaaFor apparent resistivity, A and B are emission electrode position, and M and N are receiving electrode position, and AM is hair
The distance between electrode A and receiving electrode M are penetrated, BM is the distance between emission electrode B and receiving electrode M, and AN is emission electrode A
The distance between receiving electrode N, BN are the distance between emission electrode B and receiving electrode N；Electricity of the Δ U between receiving electrode
Pressure difference, I are Injection Current；
S7. judge whether to need transfer electron；If desired, then repeatedly step S3~S6 is measured.
In above-mentioned exploitation method, the acquisition of parameter and subsequent point in the selection of electrode, the calculation formula of apparent resistivity
The contents such as analysis, are referred to paper《Ultra high density electrical method non-linear inversion based on principal component-regularization extreme learning machine》
Discussion in (Chinese Journal of Geophysics, in September, 2015, the 9th phase of volume 58) is selected and is obtained.
Claims (10)
1. a kind of novel high-density electrical method or ultra high density electric-method exploration device, it is characterised in that sent out including master controller, electric current
Raw device, signal detector and ungrounded electrod-array；Current feedback circuit, signal detector and ungrounded electrod-array are and master control
Device connection processed, current feedback circuit and signal detector are also connect with ungrounded electrod-array；Master controller is for controlling electric current hair
Raw device generates current signal, is also used for controlling ungrounded electrod-array work, while being additionally operable to received signal detector detection
The signal of ungrounded electrod-array；Current feedback circuit is for receiving the control signal that controller is sent out, generating current signal and adding
It is downloaded on ungrounded electrod-array；Signal detector is for detecting the electric signal on ungrounded electrod-array and uploading master control
Device；Ungrounded electrod-array is used to receive the current signal of current feedback circuit generation and is coupled into the earth, or receives from big
The electric signal of ground coupling.
2. novel high-density electrical method according to claim 1 or ultra high density electric-method exploration device, it is characterised in that described
Current feedback circuit include power module, power conversion module, main controller module, FPGA module, current detection module, timing
Device circuit and communication module；Power module is powered to the current feedback circuit；Power conversion module connect and incites somebody to action with power module
The output electric energy of power module is converted to high-frequency current and is output to ungrounded electrod-array；Current detection module is converted with power
Module connection and the output electric signal of sampled power conversion module are simultaneously transmitted to FPGA module；Communication module connects with main controller module
It connects, for providing communication interface to the current feedback circuit；Main controller module is used to receive master controller by communication module
Control instruction, for by communication module upload current feedback circuit operational data, for control current feedback circuit work, and also
Power conversion module is output to by FPGA module for output control signal and controls power conversion module work；FPGA module
For transmitting the control signal of main controller module to power conversion module, or the inspection for receiving current detection module upload
It surveys signal and uploads main controller module；Timer circuit is connect with FPGA module, for providing clock for main controller module
Signal.
3. novel high-density electrical method according to claim 2 or ultra high density electric-method exploration device, it is characterised in that described
Signal detector include power circuit, filter amplification circuit, A/D converter circuit, FPGA circuitry, control circuit and communication module；
Filter amplification circuit, A/D converter circuit, FPGA circuitry and control circuit are sequentially connected in series, and memory and communication module are electric with control
Road connects；Power circuit is powered to the signal detector；Filter amplification circuit is filtered and amplifies for that will detect signal
Afterwards, digital signal is converted to by A/D converter circuit and uploads FPGA circuitry；Data are uploaded to control circuit by FPGA circuitry；It is logical
Believe that module is used to provide communication interface to the signal detector；Control circuit is used to receive data and carry out the detection of data,
For controlling the signal detector work, the control instruction for receiving master controller by communication module is additionally operable to pass through
The operational data of communication module up-delivering signal detector.
4. novel high-density electrical method according to claim 3 or ultra high density electric-method exploration device, it is characterised in that described
Filter amplification circuit include the primary filter circuit being sequentially connected in series, primary amplifying circuit, trapper, second amplifying circuit and two
Grade filter circuit.
5. novel high-density electrical method according to claim 4 or ultra high density electric-method exploration device, it is characterised in that described
Ungrounded electrod-array be made of N number of ungrounded electrode, and each ungrounded electrode is connect with master controller；N is nature
Number.
6. novel high-density electrical method according to claim 5 or ultra high density electric-method exploration device, it is characterised in that described
Ungrounded electrode include power circuit, controller circuitry, telecommunication circuit, electrode change-over switch circuit and capacitor board；Communication electricity
Road and electrode change-over switch circuit are connect with controller circuitry；Capacitor board is connect with electrode change-over switch circuit；Power circuit
It powers to the ungrounded electrode；Telecommunication circuit is used to provide communication interface to the ungrounded electrode；Controller circuitry is used for
The control instruction that master controller is received by communication module, the operational data for passing through communication module up-delivering signal detector,
For controlling the ungrounded electrode work, it is additionally operable to send out control signal and passes through electrode change-over switch circuit control capacitor board
It powers on or does not power on, to realize ungrounded electrode as emission electrode or receiving electrode.
7. novel high-density electrical method according to claim 6 or ultra high density electric-method exploration device, it is characterised in that described
Ungrounded electrode further include locating module, locating module is connect with controller circuitry；Locating module is for obtaining described non-connect
The location information of ground electrode, and location information is uploaded into controller circuitry.
8. the exploration side of the novel high-density electrical method or ultra high density electric-method exploration device described in a kind of one of claim 1~7
Method includes the following steps：
S1. exploration device initializes；
S2., the parameter of electric-method exploration device is set；
S3. according to the parameter selection emission electrode and receiving electrode of step S2 settings；
S4. the emission electrode selected to step S3 emits high-frequency current signal, and earthward coupling firing is believed by emission electrode
Number；
S5. the electric signal by ground-coupled is received by the receiving electrode that step S3 is selected, and is examined by signal detector
It surveys；
S6. the detection signal that master controller received signal detector uploads, and according to the step S3 emission electrodes selected and reception
Electrode calculates the apparent resistivity of measured zone.
9. exploitation method according to claim 8, it is characterised in that the exploitation method further includes following steps：
S7. judge whether to need transfer electron；If desired, then repeatedly step S3~S6 is measured.
10. exploitation method according to claim 9, it is characterised in that the apparent resistivity of the calculating measured zone, tool
Body is to calculate apparent resistivity using following formula：
ρ in formulaaFor apparent resistivity, A and B are emission electrode position, and M and N are receiving electrode position, and AM is transmitting electricity
The distance between pole A and receiving electrode M, BM are the distance between emission electrode B and receiving electrode M, and AN is emission electrode A and connects
The distance between electrode N is received, BN is the distance between emission electrode B and receiving electrode N；Voltage differences of the Δ U between receiving electrode,
I is Injection Current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810011343.6A CN108303742A (en) | 2018-01-05 | 2018-01-05 | Novel high-density electrical method or ultra high density electric-method exploration device and exploitation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810011343.6A CN108303742A (en) | 2018-01-05 | 2018-01-05 | Novel high-density electrical method or ultra high density electric-method exploration device and exploitation method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108303742A true CN108303742A (en) | 2018-07-20 |
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