CN106526657A - Driving device of seismic source and seismic wave generating device based on interface compensation - Google Patents
Driving device of seismic source and seismic wave generating device based on interface compensation Download PDFInfo
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/02—Generating seismic energy
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Abstract
The invention provides a driving device of a seismic source and a seismic wave generating device based on interface compensation. The driving device comprises a control module for generating a control instruction and adjusting the control instruction according to the acceleration information and output force information of the transducer of the seismic source, a signal generating module used for generating a control signal according to the control instruction and providing the control signal to the transducer such that the transducer carries out vibration according to the control signal, an acceleration sensing module which is installed in the transducer and is used for sensing the acceleration of the transducer to obtain the acceleration information of the transducer, and a force sensing module which is installed in the transducer and is used for sensing the output force generated by the transducer through vibration so as to obtain the output force information of the transducer. Through considering control force and driving force, the transducer is driven, and the driving accuracy can be improved.
Description
Technical field
It relates to technical field of geophysical exploration, and in particular to the driving means of focus and based on interface compensate
Seismic wave generate equipment.
Background technology
The principle of seismic prospecting is, with manual method earthquake-wave-exciting, when to underground propagation, to meet medium in earth's surface
To there is reflection and refraction in the different rock stratum separating surface of matter, seismic wave, in earth's surface or well receive this seismic wave with cymoscope.
The seismic signal for receiving is relevant with the property and structure of the subterranean strata that earthquake source characteristic, the position of geophone station, seismic wave are passed through.
By being processed to seismic record and being explained, the property and form of subterranean strata is may infer that.
The typical focus developed includes weight, continuous vibration source, Dinoseis etc..Such as some controlled sources can be with
Including transducer and driver, driver applies the signal of telecommunication to transducer, and transducer converts electrical signals to mechanical vibration, so as to
Generate seismic wave.By changing the electrology characteristic of the signal of telecommunication that driver applies, thus it is possible to vary the vibration characteristics of transducer, so as to
The parameters such as the frequency of change seismic wave, amplitude, direction.But most parameter adjustment at present is rule of thumb or logical
Cross Theoretical Calculation to carry out, not consider focus actual motion situation situation and with surface to be measured (for example ground, tunnel,
Bridge or road etc.) coupling condition.
The content of the invention
In view of this, present disclose provides a kind of driving means of focus and the seismic wave compensated based on interface are generated and set
It is standby, transducer is driven by considering both controling power and power output, can be directed between focus and surface to be measured
Interface coupling situation is compensated, so as to improve driving accuracy.
According to the one side of the disclosure, there is provided a kind of driving means of focus, including：Control module, for generating control
System instruction, and the acceleration information according to the transducer of the focus and output force information are adjusting the control instruction；Signal
Generation module, for generating control signal according to control instruction, and supplies control signals to the transducer so that described change
Energy device is vibrated according to control signal；Acceleration sensing module, on the transducer, for sensing the transducing
The acceleration of device is obtaining the acceleration information of the transducer；And power sensing module, on the transducer, it is used for
The power output that the sensing transducer is produced by vibration is to obtain the output force information of the transducer.
Preferably, the control module includes：Host computer, believes come generation parameter for the control parameter according to user input
Breath, and the acceleration information according to the transducer adjusts the parameter information with output force information；And slave computer, it is used for
The adjusted parameter information from host computer is received, and according to the adjusted parameter information generating control instruction.
Preferably, the parameter information includes drive pattern and drives parameter, when the drive pattern is that single-frequency drives mould
During formula, the driving parameter includes frequency, amplitude and the phase place of control signal, when the drive pattern is frequency sweep drive pattern
When, the driving parameter includes the initial frequency of control signal, terminates frequency, amplitude and phase place and frequency sweep time.
Preferably, the host computer and the slave computer by USB (universal serial bus) (Universal Serial Bus,
USB) or serial ports connection.
Preferably, the signal generating module includes：Direct Digital Synthesizer (Direct Digital
Synthesizer, DDS) chip, control signal is generated for according to the control instruction from the slave computer；Isolation is amplified
Device, for carrying out isolation amplification to the control signal that DDS chips are generated；Power amplifier, for passing through the control that isolation is amplified
Signal processed carries out power amplification, and the control signal after power amplification is supplied to the transducer.
According to another aspect of the present disclosure, there is provided a kind of to generate equipment based on the seismic wave that interface compensates, including：More than
The driving means of description；And transducer, the transducer be used for receive from the driving means control signal, and according to
The control signal is vibrated to produce seismic wave.
Preferably, the transducer includes stator, mover and base, and the stator is arranged on base, is come for receiving
The magnetic field for making mover vibrate relative to stator is produced from the drive signal of the driving means and according to the drive signal.
Preferably, the force transducer of the driving means is removably mounted on below the base of the transducer.
Preferably, the force transducer of the driving means below the base in the transducer and with the base
Integration.
Preferably, the acceleration transducer is arranged on side wall, top surface or the bottom surface of the mover.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of the embodiment of the present disclosure, the accompanying drawing to embodiment is made into simple Jie below
Continue, it should be apparent that, the accompanying drawing in explained below only relates to some embodiments of the present disclosure, rather than restriction of this disclosure.
Fig. 1 shows the block diagram for generating equipment based on the seismic wave that interface compensates according to the embodiment of the present disclosure.
Fig. 2 shows the block diagram for generating equipment based on the seismic wave that interface compensates according to the embodiment of the present disclosure.
Fig. 3 a and Fig. 3 b show the transducing for generating equipment based on the seismic wave that interface compensates according to the embodiment of the present disclosure
The block diagram of the example of device.
Fig. 4 a and Fig. 4 b show the upper of the seismic wave generation equipment compensated based on interface according to the embodiment of the present disclosure
The flow chart of the operation that machine and slave computer are performed.
Fig. 5 a and Fig. 5 b show the exemplary block diagram of the parameter information with elder sister's embodiment of the present disclosure.
Specific embodiment
For making purpose, technical scheme and the advantage of the embodiment of the present disclosure clearer, below in conjunction with the embodiment of the present disclosure
Accompanying drawing, clear, complete description is carried out to the technical scheme of the embodiment of the present disclosure.Obviously described embodiment is the disclosure
A part of embodiment, rather than the embodiment of whole.Based on described embodiment of the disclosure, ordinary skill people
The every other embodiment obtained on the premise of without the need for creative work by member, belongs to the scope of disclosure protection.
Present disclose provides a kind of driving means of focus and the seismic wave compensated based on interface generate equipment, using installation
Acceleration sensing module and power sensing module on the transducer of focus defines double-closed-loop control loop, acceleration sensing mould
Block obtain acceleration information can embody transducer itself generation controling power, and power sensing module obtain output force information
The actually applied power output on surface to be measured of transducer can be embodied, by considering both controling power and driving force come to transducing
Device is driven, and can improve driving accuracy.
Fig. 1 shows the block diagram for generating equipment based on the seismic wave that interface compensates according to the embodiment of the present disclosure.Such as Fig. 1 institutes
Show, generating equipment based on the seismic wave that interface compensates includes driving means 10 and transducer 20.Transducer 20 can be focus
Transducer, which can be vibrated to generate seismic wave according to the control signal that driving means 10 are provided.
Driving means 10 can include control module 101, signal generating module 102, acceleration sensing module 103 and power sense
Survey module 104.Acceleration sensing module 103 is arranged on transducer 20, for sensing the acceleration of transducer 20 to be changed
The acceleration information of energy device 20.Power sensing module 104 is arranged on transducer 20, is produced by vibration for sensing transducer 20
Raw power output is obtaining the output force information of transducer 20.Driving means 10 operationally can be according to the correlation of user input
Parameter (including drive pattern and drive parameter) is generating control instruction, and control instruction is sent to signal generating module 102.
Signal generating module 102 generates control signal according to control instruction, and supplies control signals to transducer 20.Transducer 20 connects
The control signal of electrical signal form is converted into into mechanical vibration after receiving control signal, for example can be according to control signal middle finger
Fixed drive pattern is vibrated with parameter etc. is driven, so as to produce the seismic wave for meeting user's requirement.Installed in transducing
Acceleration sensing module 103 and power sensing module 104 on device 20 can sense the acceleration information of transducer 20 and defeated respectively
Go out force information and be supplied to control module 101.Control module 101 can be according to one of the acceleration information and output force information
Or both adjusting control instruction.For example, control module 101 can calculate transducer 20 itself generation according to acceleration information
Controling power size, when controling power size exceed default threshold range when by adjust control signal controling power is adjusted
It is whole within threshold range.Control module 101 can be changed to be directly obtained according to output force information or by calculating
The size of energy power output of 20 practical function of device on surface to be measured, it is logical when the size of power output exceeds default threshold range
Cross within power output is adjusted to threshold range by adjustment control signal.Certainly, control module 101 can also be believed according to acceleration
Breath and the combination of force information is exported adjusting control signal, so as to adjust the vibration characteristics of transducer 20.
Fig. 2 shows the block diagram for generating equipment based on the seismic wave that interface compensates according to the embodiment of the present disclosure.Such as Fig. 2 institutes
Show, generating equipment based on the seismic wave that interface compensates includes driving means 10 and transducer 20.
Transducer 20 can be vibrated to generate seismic wave according to the control signal that driving means 10 are provided.Fig. 3 a and
Fig. 3 b show the structure chart of the example of the transducer 20 according to the embodiment of the present disclosure.Transducer 20 can include stator, mover
And base, in the embodiment shown in Fig. 3 a and Fig. 3 b, transducer of the transducer 20 for electromagnetic type controlled source, its stator can be with
Including coil 301, mover can include magnet 302 and magnet steel 303, and mover can also include mass.Coil 301 is arranged on bottom
On seat 304, in the space formed between magnet 302 and magnet steel 303.In addition, transducer 20 can also include playing protection
The shell 305 of effect and the support 306 for installing mover.When transducer 20 works, coil 301 is received and carrys out automatic drive device
10 drive signal is producing magnetic field so that the phase in magnetic field together with magnet steel 303 of the magnet 302 on support 306
For coil 301 is moved back and forth, so as to produce seismic wave.But Fig. 3 illustrate only an example of transducer 20, the disclosure
Embodiment can apply to convert the electrical signal to any other transducer of mechanical vibration.
Referring back to Fig. 2, driving means 10 can include control module 101, signal generating module 102, acceleration sensing
Module 103, power sensing module 104 and modulus (AD) modular converter 105.
Control module 101 can include host computer 1011 and slave computer 1012.Host computer 1011 can come real by computer
It is existing.Slave computer 1012 can be realized by single-chip microcomputer, such as STM32 types single-chip microcomputer.Host computer 1011 and slave computer 1012 can be with
Connected by serial ports.
Signal generating module 102 can include Direct Digital Synthesizer (Direct Digital
Synthesizer, DDS) chip 1021, the isolated amplifier 1022 being connected with DDS chips 1021 and and isolated amplifier
1022 power amplifiers 1023 being connected.
Acceleration sensing module 103 can include one or more acceleration transducers, and which may be mounted at transducer 20
The side of mover (such as the magnet steel 303 shown in Fig. 3), top surface or bottom surface, preferably may be mounted at side, such as Fig. 3 b institutes
Show.Acceleration sensing module 103 senses the acceleration of magnet steel 303.The motion that the acceleration of magnet steel 303 reflects magnet steel 303 is special
Property, the size of the controling power of magnet steel 303 itself generation can be obtained accordingly.
Power sensing module 104 can include one or more force transducers, and which may be mounted at the base 304 of transducer 20
Lower section is to contact with surface to be measured.In the embodiment shown in Fig. 3 b, one or more folders can be set below base 304
Layer 307, power sensing module 104 is removably mounted in the interlayer.As another example, power can be passed sensing module
104 is integrated with base 304.Mode installed above and installation site are only merely illustrative, embodiment of the disclosure not limited to this, power
Sensing module 104 and acceleration sensing module 103 can be arranged on any suitable on transducer 20 in any suitable manner
Position.Power sensing module 104 can sense the output that transducer 20 is applied on surface to be measured (such as ground, bridge, tunnel)
Power, so that reflect the different coupling conditions between transducer 20 and different types of surface to be measured.
Operationally, host computer 1011 generates parameter information according to the control parameter of user input, and by parameter information
It is supplied to slave computer 1012.Parameter information can include drive pattern and driving instruction.Drive pattern can be driven including single-frequency
Pattern and frequency sweep drive pattern.Under single-frequency drive pattern, transducer 20 is driven with the control signal of fixed frequency, in frequency sweep
Under drive pattern, start to frequency is terminated with the control signal of different frequency to drive from initial frequency within the frequency sweep time period
Dynamic transducer 20.Driving parameter can be including the frequency of control signal, amplitude, phase place, frequency sweep time etc..1012 basis of slave computer
Parameter information from host computer 1011 produces corresponding control signal to control DDS chips generating control instruction.Specifically,
The parameter information of host computer can be changed into control instruction for DDS chips 1021 by slave computer 1021, to realize to DDS
The configuration of chip 1021.DDS chips 1021 generate control signal according to the control instruction from slave computer 1012.For example, such as
Indicate single-frequency drive pattern in fruit control instruction, and the information such as the frequency there is provided control signal, amplitude and phase place, then DDS
Chip 1021 can generate the single-frequency drive signal of the frequency, amplitude and phase place.For frequency sweep drive pattern, DDS chips 1021
Corresponding control signal can be exported according to the starting and termination frequency specified in parameter information within the frequency sweep time period.Isolation is put
Big device 1022 carries out isolation amplification to the control signal that DDS chips 1021 are generated, and 1023 pairs, power amplifier amplifies through isolation
Control signal carry out power amplification, so as to form the control signal for being sized for transducer 20.Transducer 20 is according to the control
Signal processed carries out mechanical vibration, so as to generate seismic wave.During transducer 20 carries out mechanical vibration, installed in transducer
Acceleration sensing module 103 and power sensing module 104 on 20 respectively to host computer 1011 and slave computer 1012 both or wherein
One of the acceleration information and output force information of transducer 20 are provided, and carry after carrying out analog digital conversion via AD conversion module 105
Supply host computer 1011 or slave computer 1012 or both.Host computer 1011 or slave computer 1012 or both cooperatively basis
The acceleration information adjusts control instruction with one or both of force information is exported.For example, similar to describing above with reference to Fig. 1
, the size of the controling power of transducer 20 itself generation can be calculated according to acceleration information, when the size of controling power exceeds
During default threshold range by adjust the control signal of 1021 output of DDS chips by controling power be adjusted to threshold range with
It is interior；Or can be directly obtained according to output force information or obtain 20 practical function of transducer on surface to be measured by calculating
On power output size, when the size of power output exceeds default threshold range by adjusting 1021 output of DDS chips
Within power output to be adjusted to control signal threshold range；Or can be according to the combination of acceleration information and output force information
To adjust the control signal of the output of DDS chips 1021, so as to adjust the vibration characteristics of transducer 20.
Fig. 4 a show the host computer 1011 for generating equipment based on the seismic wave that interface compensates according to the embodiment of the present disclosure
The flow chart of the operation of execution.
In step S401, initial configuration, the VISA configurations of such as Labview is carried out.
In step S402, user is pointed out to select drive pattern, and the drive pattern of receive user to select.
In step S403, user input is pointed out to join for the driving parameter of drive pattern, and the driving of receiving user's input
Number.For example, if single-frequency drive pattern is selected in step S402 user, can point out the frequency of user input such as control signal
Rate, amplitude and phase place etc. drive parameter；If user selects frequency sweep drive pattern, user input can be pointed out such as to control letter
Number initial frequency, terminate frequency, amplitude and phase place and frequency sweep time etc. and drive parameter.In the present embodiment, host computer
1011 can pass through graphical interfaces and user mutual.
In step S404, according to drive pattern and the driving parameter generation parameter information of user input.As shown in Figure 5 a, exist
Under single-frequency drive pattern, parameter information includes that origin identification symbol, drive pattern position, the frequency of control signal, control signal are shaken
Width, the phase place of control signal and end identifier.As an example, origin identification symbol could be arranged to AA55, and drive pattern position is 0
Single-frequency drive pattern is represented, drive pattern is 1 expression frequency sweep drive pattern.The frequency of control signal, the amplitude of control signal, control
Sequencing not limited to this of the phase of signal processed in information field, arbitrarily can change as needed.Such as Fig. 5 b institutes
Show, under frequency sweep drive pattern, parameter information include origin identification symbol, the initial frequency of control signal, the amplitude of control signal,
The phase place of control signal, the termination frequency of control signal, frequency sweep time and end identifier.Similarly, origin identification symbol can be with
AA55 is set to, drive pattern position is 0 expression single-frequency drive pattern, and drive pattern is 1 expression frequency sweep drive pattern.Control signal
Initial frequency, the amplitude of control signal, the phase place of control signal, the termination frequency of control signal, the frequency sweep time is in information word
Sequencing not limited to this in section, arbitrarily can change as needed.
In step S405, according to the acceleration information from acceleration sensing module 103 and come sensing module 104 of relying on oneself
Export force information to judge whether to need the vibration for adjusting transducer 20, if it is, execution step S406, otherwise execution step
S407。
In step S406, the parameter information generated in step S404 is adjusted.For example, can be calculated according to acceleration information
The size of the controling power that transducer 20 itself is produced, adjusts control parameter when the size of controling power exceeds default threshold range
Within controling power is adjusted to threshold range；Or can be directly obtained according to output force information or be obtained by calculating
The size of power output of 20 practical function of transducer on surface to be measured, when the size of power output exceeds default threshold range
Within adjusting control parameter so that power output is adjusted to threshold range；Or can be believed according to acceleration information and power output
The combination of breath adjusting control control parameter, so as to adjust the vibration characteristics of transducer 20.For example, can be by reducing control signal
Frequency reducing power output and controling power, increase power output and controling power by improving the frequency of control signal so that
Power output and controling power are stable within the scope of required.
In step S407, the parameter information after adjustment is sent to into slave computer 1012.
In step S408, judge whether to receive the response from slave computer 1012, if it is, process ends, no
Then return to step S408 continues waiting for response.
Fig. 4 b show the slave computer 1012 for generating equipment based on the seismic wave that interface compensates according to the embodiment of the present disclosure
The flow chart of the operation of execution.
In step S501, slave computer 1012 is initialized.The initialization includes initialization (example of the slave computer to itself
As universal input output (General Purpose Input Output, GPIO), universal synchronous/asynchronous serial are received/sent
Device (Universal Synchronous/Asynchronous Receiver/Transmitter, USART), interruption configuration etc.
Deng) and initialization to DDS chips 1021.
In step S502, the parameter information from host computer 1011 to be received is waited.
In step S503, judge whether to receive the origin identification symbol in parameter information, such as AA55, if it is, hold
Row step S504, otherwise return to step S502 are continued waiting for.
In step S504, judge that drive pattern that parameter information is indicated is single-frequency drive pattern or frequency sweep drive pattern,
If single-frequency drive pattern, then execution step S505, if frequency sweep drive pattern, execution step S506.
In step S505, the driving parameter corresponding with single-frequency drive pattern is write to DDS chips 1021, for example control letter
Number frequency, the amplitude of control signal, the phase place of control signal etc..
In step S506, the driving parameter corresponding with frequency sweep drive pattern is write to DDS chips 1021, for example control letter
Number initial frequency, the amplitude of control signal, the phase place of control signal, the termination frequency of control signal, frequency sweep time etc..
In step S507, response is sent to host computer 1011, and the parameter information for receiving can be deleted, return step
Rapid S502 with etc. next parameter information to be received.The response is used for indicating that slave computer 1021 has been successfully received from upper
The parameter information of machine simultaneously completes relevant configuration.
Although the reception of sensor feedback information and the adjustment for parameter information are by host computer in above example
Come what is performed, but embodiment of the disclosure not limited to this, the reception of feedback information and the adjustment of parameter information can also be by under
Position machine performing, or by host computer and the mutually coordinated execution of slave computer.In certain embodiments, host computer will can also feed back
Information is for example supplied directly to user by user interface, is calculated accordingly and adjusted by user, and host computer is by user
Parameter information after adjustment is supplied to signal generating module via slave computer.
Embodiment of the disclosure is defined double using the acceleration sensing module and power sensing module installed on the transducer
Close loop control circuit, the acceleration information that acceleration sensing module is obtained can embody the controling power of transducer itself generation, and
The output force information that power sensing module is obtained can embody the actually applied power output on surface to be measured of transducer, i.e. can
The coupling condition between transducer and different surfaces to be measured is embodied, transducer is entered by considering both controling power and driving force
Row drives, it is possible to achieve the interface compensation between transducer and surface to be measured, so as to improve driving accuracy.
Embodiment of the disclosure performs control by the way of host computer is combined with slave computer, and one side user can be with
Directly interacted with host computer by user interface, improve Consumer's Experience, another aspect host computer can be according to acceleration sensing
The feedback of device and force transducer further adjusting driving parameter, even user directly can observe on host computer from plus
The feedback of velocity sensor and force transducer simultaneously manually adjusts every driving parameter and drive pattern so that realize to transducer
Efficient and flexible drive control.
Preferred embodiment of the present disclosure is the foregoing is only, the disclosure is not limited to, for those skilled in the art
For, the disclosure can have various changes and change.All any modifications made within the spirit and principle of the disclosure, equivalent
Replace, improve etc., should be included within the protection domain of the disclosure.
Claims (10)
1. a kind of driving means of focus, including：
Control module, for generating control instruction, and according to the acceleration information and output force information of the transducer of focus adjusting
The whole control instruction；
Signal generating module, for according to control instruction generate control signal, and supply control signals to the transducer with
The transducer is made according to control signal to be vibrated；
Acceleration sensing module, on the transducer, for sensing the acceleration of the transducer to obtain described changing
The acceleration information of energy device；And
Power sensing module, on the transducer, for the power output that produced by vibration of sensing transducer with
Obtain the output force information of the transducer.
2. driving means according to claim 1, wherein, the control module includes：
Host computer, generates parameter information for according to the control parameter of user input, and according to the acceleration of the transducer
Information adjusts the parameter information with output force information；
Slave computer, for receive from host computer adjusted parameter information, and according to the adjusted parameter information come
Generate control instruction.
3. driving means according to claim 2, wherein, the parameter information includes drive pattern and drives parameter, when
When the drive pattern is single-frequency drive pattern, the driving parameter includes frequency, amplitude and the phase place of control signal, when described
When drive pattern is frequency sweep drive pattern, the driving parameter includes the initial frequency of control signal, terminates frequency, amplitude and phase
Position and frequency sweep time.
4. driving means according to claim 2, wherein, the host computer passes through USB (universal serial bus) with the slave computer
USB or serial ports connection.
5. driving means according to claim 2, wherein, the signal generating module includes：
Direct Digital Synthesizer DDS chips, generate control letter for according to the control instruction from the slave computer
Number；
Isolated amplifier, for carrying out isolation amplification to the control signal that DDS chips are generated；
Power amplifier, the control signal for amplifying to passing through isolation carry out power amplification, and by the control after power amplification
Signal is supplied to the transducer.
6. it is a kind of that equipment is generated based on the seismic wave that interface compensates, including：
Driving means according to any one of claim 1 to 7；And
Transducer, the transducer are used for receiving the control signal from the driving means, and are entered according to the control signal
Row vibrates to produce seismic wave.
7. it is according to claim 6 that equipment is generated based on the seismic wave that interface compensates, wherein,
The transducer includes stator, mover and base, and the stator is arranged on base, drives dress for receiving from described
The drive signal put simultaneously produces the magnetic field for making mover vibrate relative to stator according to the drive signal.
8. according to claim 7 to generate equipment based on the seismic wave that interface compensates, wherein, the power of the driving means is passed
Sensor is removably mounted on below the base of the transducer.
9. according to claim 7 to generate equipment based on the seismic wave that interface compensates, wherein, the power of the driving means is passed
Sensor below the base in the transducer and with the base integrated.
10. according to any one of claim 6 to 9 claim based on interface compensate seismic wave generate equipment, its
In, the acceleration transducer is arranged on side wall, top surface or the bottom surface of the mover.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611238960.7A CN106526657B (en) | 2016-12-28 | 2016-12-28 | The driving device of focus and the seismic wave generating device compensated based on interface |
| US16/474,625 US11686869B2 (en) | 2016-12-28 | 2017-04-19 | Seismic vibrator, vibration device and driving apparatus for the same |
| PCT/CN2017/081148 WO2018120525A1 (en) | 2016-12-28 | 2017-04-19 | Seismic source, and seismic source apparatus and driving device thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611238960.7A CN106526657B (en) | 2016-12-28 | 2016-12-28 | The driving device of focus and the seismic wave generating device compensated based on interface |
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| CN106526657B CN106526657B (en) | 2019-04-09 |
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| CN109031405A (en) * | 2018-06-19 | 2018-12-18 | 吉林大学 | Source driving device and seismic wave generating device |
| CN115327609A (en) * | 2022-09-01 | 2022-11-11 | 吉林大学 | Method, device and equipment for measuring force constant of electromagnetic controllable seismic source and storage medium |
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| WO2018120525A1 (en) * | 2016-12-28 | 2018-07-05 | 吉林大学 | Seismic source, and seismic source apparatus and driving device thereof |
| US11686869B2 (en) | 2016-12-28 | 2023-06-27 | Jilin University | Seismic vibrator, vibration device and driving apparatus for the same |
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| CN109031405B (en) * | 2018-06-19 | 2024-04-12 | 吉林大学 | Seismic source driving device and seismic wave generating equipment |
| CN115327609A (en) * | 2022-09-01 | 2022-11-11 | 吉林大学 | Method, device and equipment for measuring force constant of electromagnetic controllable seismic source and storage medium |
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