CN106405631A - Electric spark vibration source excitation method and vibration source setting method - Google Patents
Electric spark vibration source excitation method and vibration source setting method Download PDFInfo
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- CN106405631A CN106405631A CN201610792470.5A CN201610792470A CN106405631A CN 106405631 A CN106405631 A CN 106405631A CN 201610792470 A CN201610792470 A CN 201610792470A CN 106405631 A CN106405631 A CN 106405631A
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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
- G01V1/157—Generating seismic energy using spark discharges; using exploding wires
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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
- G01V1/40—Seismology; Seismic or acoustic prospecting or detecting specially adapted for well-logging
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V2210/00—Details of seismic processing or analysis
- G01V2210/10—Aspects of acoustic signal generation or detection
- G01V2210/12—Signal generation
- G01V2210/129—Source location
- G01V2210/1299—Subsurface, e.g. in borehole or below weathering layer or mud line
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Abstract
The application provides an electric spark vibration source excitation method and a vibration source setting method. The method comprises the following steps: geological data of an object exploration area is obtained, an optimal excitation depth is determined according to a geological data analysis result, drilling operation is conducted in the object exploration area, depth of a drilling well is not less than the optimal excitation depth, an electrode gun head of an electric spark vibration source is plugged into a position of the optimal excitation depth in the drilling well, water liquid of a specified content is injected, an electric spark vibration source excitation well is formed and then excited, and artificial seismic waves are picked. According to all embodiments of the electric spark vibration source excitation method and the vibration source setting method, large vibration energy can be obtained via vibration source excitation, environment requirements for seismic exploration construction can be satisfied, seismic exploration requirements for energy intensity during electric spark vibration source excitation processes can be satisfied, a signal to noise ratio of seismic data can be provided, damage caused to an earth surface can be effectively reduced, the electric spark vibration source excitation method and the vibration source setting method can be well applied to marsh and transition belt zones, and exploration and construction problems of those zones can be effectively solved.
Description
Technical field
The application belongs to marsh and the technical field of geophysical exploration in beach intermediate zone area, more particularly, to a kind of electricity fire
Flower epicenter excitation method, focus method to set up.
Background technology
In beach shallow sea transitional zone seismic prospecting Collecting operation, marsh and beach intermediate zone area generally adopt dynamite source
Carry out construction exploration.With the enhancing of people's environmental consciousness, and the sternness of security situation, on global most countries and ground
The environment such as area, especially nature reserve area, wetland, marsh, beach has prohibitted the use of explosive as seismic exploration seismic source.At present
The non-explosive source explored in this region can select air gun source and spark source.
Spark source is one kind of electric energy focus.The electric energy stored is added to using capacitor and is pre-placed in water by it
In electrode on, because discharge effect produces spark, instantaneous heats surrounding media water, quickly form high steam, discharge energy
Amount causes to vibrate.Spark source is mainly made up of control chamber, capacitive and electrode, and auxiliary device is few, small volume, convenient transport
Carrying, can very easily transport to take off island beach area farther out.The common operational method of spark source now
It is to dig a shallow hole in earth's surface, excites after filling water, or directly excite head to insert in water electric spark to excite.And spark source
Stimulation effect is larger by exciting environment to be affected, and in the beach shallow sea intermediate zone epicenter excitation such as wetland, marsh, usually can not expire
Sufficient job requirements.Therefore, under beach shallow sea intermediate zone, the energy of this work pattern release is less, usually can not meet layer deeper
Shockproofness required for geologic information.
Content of the invention
Present invention aim at providing a kind of spark source exciting method, focus method to set up, can be in beach shallow sea mistake
Crossing band makes epicenter excitation obtain larger vibration energy, can meet beach shallow sea intermediate zone environment and seismic prospecting construction is wanted
Ask, also can meet the requirement of energy intensity when seismic prospecting excites to spark source, can be very good to apply in marsh and mistake
Cross band area, effectively solve this regional exploration construction problem.
A kind of spark source exciting method that the application provides, method to set up are realized in：
A kind of spark source exciting method, methods described includes：
Obtain target exploration areal geology data, determine described target exploration according to the analysis result of described geologic information
The optimal shooting depth of region spark source；
Described target exploration region is carried out with drillng operation, the depth of described drilling well is not less than described optimal shooting depth；
The electrode big gun head of spark source is inserted at the optimal shooting depth position of described drilling well, and toward described drilling well
The water liquid of content is specified in interior injection, forms spark source excitation well；
Excite described spark source excitation well, pick up Artificial Seismic Wave.
In preferred embodiment, methods described also includes：
According to the analysis result setting spark source group to described geologic information, described spark source excites group at least
Described spark source excitation well including two diverse locations；
Accordingly, described spark source excitation well is excited to include exciting the spark source in described spark source group
Excitation well.
In preferred embodiment, the described spark source excitation well exciting in described spark source group includes：
Excite all spark source excitation wells in described spark source group simultaneously.
In preferred embodiment, in same target exploration region, the spark source in described spark source group swashs
Send out well to be configured to using identical optimal shooting depth value.
In preferred embodiment, methods described also includes：
Using described pickup, stacked data is carried out by the Artificial Seismic Wave exciting described spark source excitation well to produce
Plus, form excitation waveform figure in the spark source well explained for geologic information.
In preferred embodiment, described drillng operation is carried out to described target exploration region include：
Using rig, drillng operation is carried out to described target exploration region, get out the drilling well of designated depth.
A kind of spark source method to set up, methods described includes：
Obtain target exploration areal geology data, determine described target exploration according to the analysis result of described geologic information
The optimal shooting depth of region spark source；
Described target exploration region is carried out with drillng operation, the depth of described drilling well is not less than described optimal shooting depth；
The electrode big gun head of spark source is inserted at the optimal shooting depth position of described drilling well, and toward described drilling well
The water liquid of content is specified in interior injection, forms spark source excitation well.
In preferred embodiment, methods described also includes：
Spark source group is set in units of described spark source excitation well, and described spark source excites group at least
Described spark source excitation well including two diverse locations.
In preferred embodiment, the spark source excitation well in described spark source group is configured to adopt identical
The epicenter excitation moment.
In preferred embodiment, in same target exploration region, the spark source in described spark source group swashs
Send out well to be configured to using identical optimal shooting depth value.
In preferred embodiment, described drillng operation is carried out to described target exploration region include：
Using rig, drillng operation is carried out to described target exploration region, get out the drilling well of designated depth.
The spark source exciting method of present invention offer, focus method to set up, oil gas is in beach shallow sea transition region,
Rig can be utilized, drillng operation is carried out to construction ground.Creep into designated depth, the electrode big gun head of spark source is inserted well
Middle designated depth, fills water in well, completes to excite, and produces the Artificial Seismic Wave required for physical prospecting.The method that the present invention provides
Abandon conventional earth's surface-shallow hole spark source mode of excitation, and carry out drilling well, root in target exploration region by the way of drilling well
Find the optimal shooting depth that spark source excites according to actual address situation so as to there be enough static pressure when exciting.Using this
The geological data signal to noise ratio that the method for invention obtains is higher, and stimulation effect is more preferable.The method also can multiple spark sources simultaneously
Excite, produce combined effect, by being overlapped to the data picked up, improve the signal to noise ratio of data further, meet earthquake
The energy requirement to man-made explosion for the exploration.Spark source exciting method of the present invention can be effective in excitation process simultaneously
Reduce the destruction to earth's surface, excite noresidue, no security problem, stronger seismic wave can be produced, meet seismic prospecting in marsh
And the construction requirement in beach intermediate zone area.General, the stimulation effect (especially in beach shallow sea intermediate zone) of spark source
Larger by exciting environment to be affected, the method for present invention innovation is the new method obtaining through theory and practice, can obtain
The required energy of the beach shallow sea intermediate zone Earthquakes such as marsh and beach exploration at present.
Brief description
In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this
Some embodiments described in application, for those of ordinary skill in the art, in the premise not paying creative labor
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of a kind of method flow diagram of embodiment of spark source exciting method of the present invention；
Fig. 2 is a kind of method flow diagram of spark source exciting method another kind embodiment of the present invention；
Fig. 3 is a kind of method flow diagram of spark source exciting method another kind embodiment of the present invention；
Fig. 4 is the oscillogram that conventional earth's surface spark source excites；
Fig. 5 is to be had a try the oscillogram that spark source excites using shooting depth optimal in well of the present invention；
Fig. 6 is a kind of method flow schematic diagram of embodiment of a kind of spark source method to set up that the present invention provides.
Specific embodiment
In order that those skilled in the art more fully understand the technical scheme in the application, real below in conjunction with the application
Apply the accompanying drawing in example, the enforcement it is clear that described is clearly and completely described to the technical scheme in the embodiment of the present application
Example is only some embodiments of the present application, rather than whole embodiments.Based on the embodiment in the application, this area is common
The every other embodiment that technical staff is obtained under the premise of not making creative work, all should belong to the application protection
Scope.
Fig. 1 is a kind of a kind of method flow diagram of embodiment of spark source exciting method of the present invention.Although this
Bright provide such as following embodiments or method operating procedure shown in the drawings or apparatus structure, but based on conventional or need not create
The work of property can include more operating procedures or modular unit in methods described or device.Not existing in logicality must
Want in causal step or structure, the execution sequence of these steps or the modular structure of device are not limited to the embodiment of the present invention
Or execution sequence shown in the drawings or modular structure.A kind of described spark source exciting method or modular structure in reality
In device or end product application when, can according to embodiment or method shown in the drawings or modular structure carry out order hold
Row or executed in parallel (environment of such as parallel processor or multiple threads, even include the enforcement ring of distributed treatment
Border).
In order to overcome the deficiencies in the prior art, the present invention provides one kind to be applied to beach shallow sea intermediate zone spark source and excites
Operational method.The present invention, by the analysis to spark source shooting condition and shock wave transfer principle, in conjunction with construction ground condition, sends out
Understand that in a kind of well, spark source excites operational method.The method can obtain larger shock energy in beach shallow sea intermediate zone
Amount, can meet the requirement that beach shallow sea intermediate zone working environment is constructed to seismic prospecting, also can meet seismic prospecting to electric spark
The requirement of energy intensity during epicenter excitation, can be very good to apply in marsh and intermediate zone area, effectively solves this region
Exploration construction problem.
Fig. 1 is a kind of a kind of method flow schematic diagram of embodiment of the application spark source exciting method.Specifically, exist
In one embodiment of the present of invention, a kind of spark source exciting method providing is as shown in figure 1, can include：
S1：Obtain target exploration areal geology data, determine described target according to the analysis result of described geologic information
The optimal shooting depth of survey area spark source.
During specific enforcement the inventive method, can first determine that the target exploration region needing construction carries out spark source
The optimal shooting depth exciting.Described optimal epicenter excitation depth generally can be included according to target exploration region relatively
Matter data, determines, by the analyzing and processing of geologic information, the optimal shooting depth that target exploration region spark source excites.
In a kind of one embodiment of beach shallow sea intermediate zone spark source exciting method of the application, can be by obtaining
Target exploration areal geology data, according to the analysis of described geologic information, calculates, screens and takes specific algorithm etc. to come really
The optimal shooting depth of fixed described target exploration region spark source.Can also include by operating personnel in other embodiments
The optimal shooting depth being estimated according to the geologic information in target exploration region.
S2：Described target exploration region is carried out with drillng operation, the depth of described drilling well most preferably excites depth not less than described
Degree.
The present invention is using one of improvements compared with earth's surface-shallow hole mode of excitation with prior art, abandons
Conventional earth's surface-shallow hole spark source mode of excitation, and carry out drilling well in target exploration region by the way of drilling well, according to reality
Border address situation finds the optimal shooting depth that spark source excites so as to there be enough static pressure when exciting, thus effectively
Obtain enough shockproofnesses, reach preferable drilling well effect.The depth of heretofore described drilling well is not less than described most preferably sharp
Send out depth, the depth of generally described drilling well is equal to or slightly greater than (specifically can be true according to actual field situation or job design
Fixed) described optimal shooting depth.
Spark source needs to excite the production that it is therefore desirable to be dug a well using rig, so can improve in well
Efficiency, rig typically can be using the special rig of physical prospecting.Therefore, during specific construction operation, described to described target exploration
Region carries out drillng operation and can include：
Using rig, drillng operation is carried out to described target exploration region, get out the drilling well of designated depth.
Described rig (drill) typically refers to, in geological prospecting, drive drilling tool to creep into underground, obtains geology in kind
The plant equipment of data, also known as drilling machine, Main Function is to drive drilling tool to crush bottom hole rock, under enter or propose the brill in the hole
Tool.Because the purpose of rock and soil drilling engineering is different with construction object, thus rig species is more, and heretofore described rig can
To include realizing all kinds rig that target exploration region gets out designated depth drilling well, such as rock-core borer, underground drill rig
Deng.As it was previously stated, described designated depth generally equal to or is slightly larger than described optimal shooting depth.
S3：The electrode big gun head of spark source is inserted at the optimal shooting depth position of described drilling well, and past described
In drilling well, the water liquid of content is specified in injection, forms spark source excitation well.
After drilling well, the electrode big gun head of spark source is inserted at the optimal shooting depth position of described drilling well, then
Can inject, in described drilling well in the past, the water liquid specifying content, form spark source excitation well.Specific injection in drilling well
The content of water liquid can excite demand to arrange according to actual job situation or spark source, such as in a kind of embodiment,
Water liquid can be filled in described drilling well.
S4：Excite described spark source excitation well, pick up Artificial Seismic Wave.
After above-mentioned drilling well, the electrode big gun head insertion of spark source, injection water liquid form spark source excitation well, complete
Become deployment, the setting of spark source excitation well, then suitable opportunity can be selected to excite described electricity fire according to construction demand
Flower source borehole (or can be understood as exciting the spark source in spark source excitation well well), completes to excite.After exciting,
The Artificial Seismic Wave that a large amount of spark sources excite can be produced, then can pick up described Artificial Seismic Wave, for latter earthquake
Data Analysis Services.
The spark source exciting method of present invention offer, focus method to set up, it is possible to use rig, are carried out to construction ground
Drillng operation.Creep into designated depth, designated depth in the electrode big gun head insertion well of spark source fills water in well, complete
One-tenth excites, and produces the Artificial Seismic Wave required for physical prospecting.The present invention provide method abandon beach shallow sea intermediate zone routine earth's surface-
Shallow hole spark source mode of excitation, and carry out drilling well in target exploration region by the way of drilling well, according to actual address feelings
Condition finds the optimal shooting depth that spark source excites so as to there be enough static pressure when exciting.Obtained using the method for the present invention
The geological data signal to noise ratio arriving is higher, and stimulation effect is more preferable.Spark source exciting method of the present invention is exciting simultaneously
During can effectively reduce the destruction to earth's surface, excite noresidue, no security problem, stronger seismic wave can be produced, contentedly
Seismic exploration is in the construction requirement in marsh and beach intermediate zone area.
In another kind of embodiment of the present invention, the method also can multiple spark sources excite simultaneously, produces combined effect,
By being overlapped to the data picked up, improve the signal to noise ratio of data further, meet the energy to man-made explosion for the seismic prospecting
Amount requires.Fig. 2 is a kind of method flow schematic diagram of spark source exciting method another kind embodiment of the present invention, such as schemes
Shown in 2, methods described can also include：
S4’：According to the analysis result setting spark source group to described geologic information, described spark source excites group
At least include the described spark source excitation well of two diverse locations；
Accordingly, described spark source excitation well is excited to include exciting the spark source in described spark source group
Excitation well.
The electric spark of multiple spark source excitation wells can be included using the application method in the setting of target exploration region
Focus group, produces combined effect, improves the signal to noise ratio of data further.
In a kind of a kind of embodiment of spark source exciting method of the present invention, the enforcement of setting spark source group
In mode, can sequentially excite spark source excitation well one by one, produce Artificial Seismic Wave.Another kind of embodiment of the present invention
In, can be excited with multiple spark sources simultaneously, to meet the energy requirement to man-made explosion for the seismic exploration, or reach more preferably well
Middle stimulation effect.Therefore, in another kind of embodiment of the method for the invention, the described electricity exciting in described spark source group
Spark seismic source excitation well can include：
S401’：Excite all spark source excitation wells in described spark source group simultaneously.
In a kind of embodiment of the method for the invention, same target exploration region is provided with multiple spark sources and excites
Well.The optimal shooting depth of the epicenter excitation of each well could be arranged to identical it is also possible to be set to difference.One kind of the present invention
In embodiment,
S402’：In same target exploration region, the spark source excitation well in described spark source group is set
Become to use identical optimal shooting depth value.
According to apply the data analysiss obtaining and result on the spot it is known that setting same depth optimal shooting depth enter
Row spark source excites, the intermediate zone area of the corresponding similar geological type such as marsh, wetland, and the method spark source excites
Better.
Fig. 3 is a kind of method flow diagram of spark source exciting method another kind embodiment of the present invention, as Fig. 3 institute
Show, further, after being excited using the spark source that each embodiment above-mentioned carries out optimum depth in well, it is possible to use pickup
Seismic wave carry out data processing, obtain corresponding seismic data figure, in order to seismic data analysis, explain.Therefore, the present invention
A kind of described spark source exciting method can also include：
S5：Using described pickup, data is carried out by the Artificial Seismic Wave exciting described spark source excitation well to produce
Superposition, forms excitation waveform figure in the spark source well explained for geologic information.
Fig. 4 is the oscillogram that conventional earth's surface spark source excites, and Fig. 5 is using shooting depth examination optimal in well of the present invention
The oscillogram that examination spark source excites, wherein, vertical coordinate represents the record time, and unit is millisecond, and abscissa is geophone station, often
One lattice represent a geophone station, dimensionless.As can be seen that spark source is in earth's surface stimulation effect from the contrast of Fig. 4 and Fig. 5
Compared with stimulation effect in well, effect is more preferable, and gap is larger.Excite in well in 2.0s about can see effective reflection, according to
North China T-D corresponds to table, and corresponding depth is up to 2500m.When the corresponding table of described T-D is, m- depth corresponds to table, when T represents
Between, D is depth.
In July, 2015, complete geological data pickup using the inventive method in Tianjin somewhere.This area has North China
The typical seismic geological codition in area, the 4th is to deposit huge thickness, and seismic wave attenuation by absorption is serious.By picking up to seismic data
Take, explain and process, result prove in 2.0s about can see effective reflection, table is corresponded to according to North China T-D, corresponding depth
Up to 2500m.The method can effectively solving swampy area exploration demand, obtain actual preferably effect, explosive can be substituted
As focus.
Based on present invention spark source exciting method described above, the present invention also provides a kind of spark source setting
Method, can be used for the environment such as nature reserve area, wetland, marsh, beach prohibit the use of explosive spark source operation when
Focus layout, setting.Specifically, Fig. 6 is a kind of method of embodiment of a kind of spark source method to set up that the present invention provides
Schematic flow sheet, as shown in fig. 6, methods described can include：
S11：Obtain target exploration areal geology data, determine described target according to the analysis result of described geologic information
The optimal shooting depth of survey area spark source；
S22：Described target exploration region is carried out with drillng operation, the depth of described drilling well most preferably excites depth not less than described
Degree；
S33：The electrode big gun head of spark source is inserted at the optimal shooting depth position of described drilling well, and past described
In drilling well, the water liquid of content is specified in injection, forms spark source excitation well.
Carry out spark source using the spark source excitation well that the method is formed to excite, larger vibrations can be obtained
Energy, can meet the requirement that environment is constructed to seismic prospecting, also can meet energy when seismic prospecting excites to spark source
The requirement of intensity, can be very good to apply in marsh and intermediate zone area, effectively solves this regional exploration construction problem.
It is of course also possible to arrange multiple spark source excitation wells in target exploration region, form focus group, obtain further
Obtain shockproofness enough, improve seismic data signal to noise ratio.Therefore, a kind of spark source method to set up of the present invention is another
In a kind of embodiment, methods described also includes：
S44：Spark source group is set in units of described spark source excitation well, and described spark source excites group
At least include the described spark source excitation well of two diverse locations.
Certainly, as it was previously stated, the multiple spark sources in described spark source group can excite simultaneously, generation group
Close effect, by being overlapped to the data picked up, improve the signal to noise ratio of data further.Or, multiple spark sources swash
Send out well and be arranged to identical shooting depth etc..Therefore, another kind of enforcement of herein described a kind of spark source method to set up
In example, in same target exploration region, the spark source excitation well in described spark source group is configured to use phase
Same optimal shooting depth value.Or, in another kind of embodiment, in same target exploration region, described spark source group
In spark source excitation well be configured to using identical optimal shooting depth value.
Certainly, described drillng operation can also include carrying out drillng operation using drilling well to described target exploration region,
Get out the drilling well of designated depth.
Between each embodiment described above can reference mutually, can comprise mutually described in other embodiment
Step or embodiment.
The spark source exciting method of present invention offer, focus method to set up, in beach shallow sea transition region, Ke Yili
With rig, drillng operation is carried out to construction ground.Creep into designated depth, will specify in the electrode big gun head insertion well of spark source
Depth, fills water in well, completes to excite, and produces the Artificial Seismic Wave required for physical prospecting.Abandoning of the method that the present invention provides is normal
Rule earth's surface-shallow hole spark source mode of excitation, and carry out drilling well in target exploration region by the way of drilling well, according to reality
Address situation finds the optimal shooting depth that spark source excites so as to there be enough static pressure when exciting.Using the present invention's
The geological data signal to noise ratio that method obtains is higher, and stimulation effect is more preferable.Spark source method to set up of the present invention simultaneously
The destruction to earth's surface can be effectively reduced in beach shallow sea intermediate zone excitation process, excite noresidue, no security problem, can produce relatively
Strong seismic wave, meets the construction requirement in marsh and beach intermediate zone area for the seismic prospecting.
Although mentioning in teachings herein using drill drilling, according to the optimal shooting depth of geology material computation, electric spark
The seismic data analysis of the reference set-up mode (as depth, excitation instant etc.) of focus group, pickup geological data Cheng Tu etc., exploration
The description of operation field construction etc., but, the application be not limited to must be data analysiss in conformance with standard seismic prospecting,
Process, description or situation of description of arriving etc. mentioned by embodiment, some industry standards, conventional treatment method or using making by oneself
Right way of conduct formula or embodiment description practice processes on amended slightly embodiment can also realize above-described embodiment identical, etc.
Same or close or deformation after foreseeable implementation result.Apply the data analysiss after these modifications or deformation, definition, judgement, place
The embodiment of the acquisitions such as the form of construction work that reason mode and spark source excite, still may belong to the optional enforcement of the application
Within aspects.
Although this application provides a kind of spark source exciting method operating procedure as described in embodiment or flow chart,
But more or less operating procedure can be included based on conventional or no creative means.The step enumerated in embodiment
Order is only one of numerous step execution sequences mode, does not represent unique execution sequence.Construction operation in practice
When, can be according to embodiment or method shown in the drawings order execution or executed in parallel.Term " inclusion ", "comprising" or
Its any other variant is intended to comprising of nonexcludability so that include a series of process of key elements, method, product or
Person's equipment not only includes those key elements, but also includes other key elements being not expressly set out, or also includes for this mistake
Journey, method, product or the intrinsic key element of equipment.In the absence of more restrictions it is not excluded that including described wanting
Also there are other identical or equivalent elements in the process of element, method, product or equipment.
Each embodiment in this specification is described by the way of going forward one by one, same or analogous portion between each embodiment
Divide mutually referring to what each embodiment stressed is the difference with other embodiment.
Although the application is depicted by embodiment, it will be appreciated by the skilled addressee that the application have many deformation and
Change is without deviating from spirit herein it is desirable to appended claim includes these deformation and change without deviating from the application's
Spirit.
Claims (11)
1. a kind of spark source exciting method is it is characterised in that methods described includes：
Obtain target exploration areal geology data, determine described target exploration region according to the analysis result of described geologic information
The optimal shooting depth of spark source；
Described target exploration region is carried out with drillng operation, the depth of described drilling well is not less than described optimal shooting depth；
The electrode big gun head of spark source is inserted at the optimal shooting depth position of described drilling well, and the note toward in described drilling well
Enter the water liquid of specified content, form spark source excitation well；
Excite described spark source excitation well, pick up Artificial Seismic Wave.
2. as claimed in claim 1 a kind of spark source exciting method it is characterised in that methods described also includes：
According to the analysis result setting spark source group to described geologic information, described spark source excites group at least to include
The described spark source excitation well of two diverse locations；
Accordingly, described spark source excitation well is excited to include exciting the spark source in described spark source group to excite
Well.
3. as claimed in claim 2 a kind of spark source exciting method it is characterised in that described excite the shake of described electric spark
Spark source excitation well in the group of source includes：
Excite all spark source excitation wells in described spark source group simultaneously.
4. as claimed in claim 2 a kind of spark source exciting method it is characterised in that same target exploration region
In, the spark source excitation well in described spark source group is configured to using identical optimal shooting depth value.
5. a kind of spark source exciting method as described in any one in Claims 1-4 is it is characterised in that described side
Method also includes：
Using described pickup, data investigation, shape are carried out by the Artificial Seismic Wave exciting described spark source excitation well to produce
Become excitation waveform figure in the spark source well explained for geologic information.
6. a kind of spark source exciting method as described in any one in Claims 1-4 is it is characterised in that described right
Described target exploration region carries out drillng operation and includes：
Using rig, drillng operation is carried out to described target exploration region, get out the drilling well of designated depth.
7. a kind of spark source method to set up is it is characterised in that methods described includes：
Obtain target exploration areal geology data, determine described target exploration region according to the analysis result of described geologic information
The optimal shooting depth of spark source；
Described target exploration region is carried out with drillng operation, the depth of described drilling well is not less than described optimal shooting depth；
The electrode big gun head of spark source is inserted at the optimal shooting depth position of described drilling well, and the note toward in described drilling well
Enter the water liquid of specified content, form spark source excitation well.
8. as claimed in claim 7 a kind of spark source method to set up it is characterised in that methods described also includes：
Spark source group is set in units of described spark source excitation well, and described spark source excites group at least to include
The described spark source excitation well of two diverse locations.
9. as claimed in claim 8 a kind of spark source method to set up it is characterised in that in described spark source group
Spark source excitation well was configured to using the identical epicenter excitation moment.
10. as claimed in claim 8 or 9 a kind of spark source method to set up it is characterised in that same target exploration area
In domain, the spark source excitation well in described spark source group is configured to using identical optimal shooting depth value.
11. as claimed in claim 7 a kind of spark source method to set up it is characterised in that described to described target exploration
Region carries out drillng operation and includes：
Using rig, drillng operation is carried out to described target exploration region, get out the drilling well of designated depth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610792470.5A CN106405631A (en) | 2016-08-31 | 2016-08-31 | Electric spark vibration source excitation method and vibration source setting method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN106980138A (en) * | 2017-05-06 | 2017-07-25 | 中国海洋大学 | Ocean high-resolution system vertical energy combination spark source |
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