CN206074835U - Air gun source real-time quality supervising device in a kind of marine site - Google Patents
Air gun source real-time quality supervising device in a kind of marine site Download PDFInfo
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- CN206074835U CN206074835U CN201621042541.1U CN201621042541U CN206074835U CN 206074835 U CN206074835 U CN 206074835U CN 201621042541 U CN201621042541 U CN 201621042541U CN 206074835 U CN206074835 U CN 206074835U
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Abstract
This utility model provides air gun source real-time quality supervising device in a kind of marine site.Described device includes：Towing buoyancy aid, connects chain, combination cable, seabed acquisition station, real-time acquisition system；At least including two collection cables, distance is connected on collection cable institute's seabed acquisition station combination cable at a set interval；One end of combination cable is connected with the real-time acquisition system installed in offshore work platform, and the other end is connected with the towing buoyancy aid for swimming in sea level by connects chain；Real-time acquisition system receive when air gun source is excited the seabed acquisition station by the combination cable transmit come gathered data, and the gathered data is analyzed, whether real-time judge air gun source stimulation effect conforms to quality requirements.Using each embodiment of this utility model, real-time quality monitoring can be carried out to air gun source stimulation effect effectively, it is to avoid node acquisition system data just find after downloading that seismic data is unsatisfactory for the phenomenon of Quality Control requirement and occurs.
Description
Technical field
This utility model belongs to the technical field of geophysical exploration in marsh and beach intermediate zone area, more particularly to a kind of
Air gun source real-time quality supervising device in marine site.
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 the region can select air gun source and spark source.
At present in beach shallow sea intermediate zone node seismic acquisition operation, typically seafloor data acquisition node is laid
In the position that seabed is specified, then excited using air gun source, node collection geological data.Geological data is obtained under normal circumstances
Mode be by seabed number by acquisition node in submarine laying for a period of time, such as laying 30 days can be from node after then reclaiming
Middle download, check seismic data.Obviously, this data acquisition unit only could be being obtained after the monitoring phase of a period of time
Seismic data, this node Collecting operation can not carry out monitor in real time to the stimulation effect of air gun source, it is impossible to which understanding in time is
It is no to meet Quality Control requirement, blown-out shot and some systems or it is artificial caused by can just know after the wrong data downloading data such as only.
Such data acquisition modes cause the motility that operation is manipulated poor, and the ability of regulation and control in gatherer process is weaker.
This node Collecting operation device of the prior art can not pass through the geological data of collection and air gun source is swashed
Sending out effect carries out monitor in real time, it is impossible to see whether in time to meet Quality Control requirement, once occur not meeting exciting for prescription,
Efficiency of construction will be had a strong impact on.
Utility model content
This utility model purpose is to provide air gun source real-time quality supervising device in a kind of marine site, can effectively to gas
Gun epicenter excitation effect carries out real-time quality monitoring, can understand in time beach shallow sea air gun source excite whether meet Quality Control will
Ask, reduce the generation of blown-out shot, improve efficiency of construction.
In a kind of marine site that this utility model is provided, air gun source real-time quality supervising device is realized in：
Air gun source real-time quality supervising device in a kind of marine site, described device include pulling buoyancy aid, connects chain, combination electricity
Cable, seabed acquisition station, real-time acquisition system；Wherein,
At least including two collection cables, distance is connected to the seabed acquisition station combination cable at a set interval
On the collection cable；
One end of the combination cable is connected with the real-time acquisition system installed in offshore work platform, the combination electricity
The other end of cable is connected with the towing buoyancy aid for swimming in sea level by the connects chain；
The real-time acquisition system, for when air gun source is excited, receiving the seabed acquisition station by the combination
The gathered data that cable transmission is come, and for being analyzed to the gathered data, real-time judge air gun source stimulation effect
Whether conform to quality requirements, realize that real-time quality is monitored.
In described device preferred embodiment, the outside of the combination cable is also enclosed with plastic tube, to reduce combination electricity
The environmental noise that cable is produced when advancing in water.
In described device preferred embodiment, the plastics pipe surface at least provided with opening at so that during seabed operation
Gas overflowing in the plastic tube.
In described device preferred embodiment, the real-time acquisition system adopts 408 data collecting systems of Sercel.
Air gun source real-time quality supervising device in a kind of marine site that this utility model is provided, can be by gathering to node
It is analyzed, with reference to air gun source ship and construction characteristic, it is possible to achieve the Real-time Collection of geophysical exploration node acquisition system
Data quality monitoring.The device can be arranged on 408 acquisition systems of Sercel on energy source boat, stern towing combination cable, sea
Bottom peak is arranged on combination cable, is received the seismic data produced after air gun source is excited, is realized by seismic data point
Analyse the real-time quality to air gun source stimulation effect to monitor.The device that this utility model is provided, in node Collecting operation, to gas
The stimulation effect of rifle focus carries out monitor in real time, compensate for carry out real-time quality monitoring not to air gun source excited state
Foot, it is to avoid node acquisition system data just find after downloading that seismic data is unsatisfactory for the phenomenon of Quality Control requirement and occurs.
Description of the drawings
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
Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments described in application, for those of ordinary skill in the art, in the premise for not paying creative labor
Under, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is a kind of knot of embodiment of air gun source real-time quality supervising device in a kind of marine site that this utility model is provided
Structure schematic diagram figure；
Fig. 2 is a kind of composition structural representation of 3 embodiment of combination cable in this utility model；
It is that air gun source real-time quality supervising device another kind implement scene is shown in a kind of marine site that Fig. 3 is this utility model
It is intended to.
Specific embodiment
In order that those skilled in the art more fully understand the technical scheme in the application, below in conjunction with the application reality
The accompanying drawing in example is applied, the technical scheme in the embodiment of the present application is clearly and completely described, it is clear that described enforcement
Example is only some embodiments of the present application, rather than the embodiment of whole.Based on the embodiment in the application, this area is common
The every other embodiment obtained under the premise of creative work is not made by technical staff, should all belong to the application protection
Scope.
Fig. 1 is a kind of structure of embodiment of air gun source real-time quality supervising device in a kind of marine site described in the utility model
Schematic diagram.Although this utility model provides such as following embodiments or apparatus structure shown in the drawings, routine or nothing are based on
Need performing creative labour include more steps or exploring equipment unit in said device.This utility model is by existing
There are earthquake-capturing and receiving device to be analyzed, air gun source reality in a kind of marine site is provided with reference to air gun source and construction characteristic
When quality inspection device, it is possible to achieve the real-time data collection quality monitoring of geophysical exploration node acquisition system.This practicality
New utilization seapeak receives geological data, is transferred to 408 acquisition systems of Sercel by combination cable, and air gun source is swashed
Sending out effect carries out Quality Control.The device effectively can be carried out in real time to exciting for air gun source in node continuous acquisition operation
Monitoring, it is to avoid node acquisition system data just find after downloading that seismic data is unsatisfactory for the phenomenon of Quality Control requirement and occurs.
This utility model is mainly perceived by a set of air gun source stimulation effect acquisition system, record air gun source is excited
Effect, then excite come real-time judge air gun source and whether accord with by the vibration wave signal of the analysis of seapeak monitor, contrast collection
Prescription is closed, so as to provide a kind of geophysical exploration sea node acquisition mode air gun source real-time quality monitoring dress
Put.A kind of embodiment being embodied as is as shown in figure 1, in one embodiment of the present utility model, there is provided a kind of marine site in
Air gun source real-time quality supervising device can include：Towing buoyancy aid 1, connects chain 2, combination cable 3, seabed acquisition station 4, in real time
Acquisition system 5；Wherein,
The combination cable 1 is at least including two collection cables 101, the distance at a set interval of the seabed acquisition station 4
It is connected on the collection cable 101；
One end of the combination cable 3 is connected with the real-time acquisition system 5 installed in offshore work platform 6, described group
The other end for closing cable 3 is connected with the towing buoyancy aid 1 for swimming in sea level by the connects chain 2；
The real-time acquisition system 5, for when air gun source is excited, receiving the seabed acquisition station 4 by described group
The gathered data that the transmission of cable 3 comes is closed, and for being analyzed to the gathered data, real-time judge air gun source excites effect
Whether fruit conforms to quality requirements, and realizes that real-time quality is monitored.
The air-gun array of explosive source when in Fig. 17 are actual marine site operation.When operation is implemented, offshore work platform 6
Towing air-gun array and combination cable 3.Air gun source is excited, and in combination cable, the seabed acquisition station 4 of 3 arrangements receives seismic wave.
The data that combination cable 3 is collected are transferred to the real-time acquisition system 5 on offshore work platform 6, logical by real-time acquisition system 5
Cross seismic wave data analysis monitor in real time air gun source excited state.Using being originally that utility model device can be prevented effectively from node
Acquisition system data just find after downloading that seismic data is unsatisfactory for the phenomenon of Quality Control requirement and occurs.
Combination cable 3 described in the present embodiment is generally made up of many collection cables 301, and seabed acquisition station 4 is with certain
Spacing is connected to and gathers on cable per root.Described seabed acquisition station 4 (or referred to as seapeak), can include being combined with being suitable to
Insertion seabed makes the streamlined suspension rod and electronic data acquisition and communication module of some earthquake receivers and subsurface structure coupling
Seal.These seabed acquisition stations 4 put into marine site to be tested, by sinking to seabed under gravity.
In another embodiment of the present utility model, the outside of described combination cable 3 can generally be enclosed with plastics
Pipe, can play a part of to reduce the environmental noise impact produced when cable is advanced in water.Therefore, it is of the present utility model another
In individual embodiment, the outside of the combination cable 3 is also enclosed with plastic tube 8, produce when combination cable is advanced in water with being reduced
Environmental noise.
In another embodiment of the present utility model, the plastic tube 8 of 3 outer wrap of the combination cable can be with table
It is bright to open one or more openings, the gas overflowing in plastic tube 8 so can be made in operation, inside of plastic tubes is made full of also
Water, using the propagation of seismic wave, reduces gas interference, improves accuracy of data acquisition.Therefore, another embodiment of utility model
In, 8 surface of the plastic tube at least provided with opening at so that gas overflowing during seabed operation in the plastic tube.Fig. 2 is
The composition structural representation of 3 a kind of embodiment of combination cable in this utility model.
Real-time acquisition system of the present utility model 5 can be selected according to actual job environment or data acquisition demand.
In this utility model preferred embodiment, the real-time acquisition system 5 adopts 408 data collecting systems of Sercel.
Described Sercel 408 is a kind of system for acquiring seismic data.The system design adopts brand-new seismic region net
Network telemetry, no longer by the circumscribed restriction of conventional telemetry technology, solves the construction problem of complex area, and improves
The quality and efficiency of construction of data acquisition, with more preferable motility and reliability.Sercel408 data time acquisition system has
Various alternative sample rates, such as：4mS、2ms、1ms、0.5ms、0.25ms.Its ground installation is using LINK's (acquisition link)
Concept, acquisition station and cable are united two into one, and configure variable so as to either carrying out 2D or 3D, or 3C or 4C ground
All there is great motility and reliability during shake collecting work.Therefore, the real-time acquisition system 5 of the present embodiment adopts Sercel
408 data collecting systems may further ensure that the quality of gathered data, improve construction motility.
It is as shown in Figure 1, in a kind of embodiment of the present utility model, offshore work platform 6 can be energy source boat.When
So, can also be other job platforms in other embodiments.Described energy source boat can preferably be applied to beach shallow sea area
The data acquisition operation that the air gun source in domain is excited.Described beach shallow sea mainly include marsh, the network of rivers, river, lake, beach,
The waters such as intermediate zone, shallow sea and deep-sea.
Air gun source real-time quality supervising device in a kind of marine site that this utility model is provided, can be by gathering to node
It is analyzed, with reference to air gun source ship and construction characteristic, it is possible to achieve the Real-time Collection of geophysical exploration node acquisition system
Data quality monitoring.The device can be arranged on 408 acquisition systems of Sercel on energy source boat, stern towing combination cable, sea
Bottom peak is arranged on combination cable, is received the seismic data produced after air gun source is excited, is realized by seismic data point
Analyse the real-time quality to air gun source stimulation effect to monitor.The device that this utility model is provided, compensate for cannot be to air gun source
Excited state carries out the deficiency of real-time quality monitoring, it is to avoid node acquisition system data just find after downloading that seismic data is discontented with
The phenomenon that sufficient Quality Control is required occurs.
Specific one practices in scene, can install aboard ship 408 acquisition systems of Sercel, pull after ship
Air-gun array and combination cable.Combination cable is made up of multi-cable, and seapeak is connected on every cable with certain spacing.
During node collection construction operation, air gun source is excited, and the combination cable of subsea node and stern towing receives geological data simultaneously.
The data that combination cable is collected are transferred to 408 acquisition systems of Sercel, are supervised by 408 main frame quality control systems of Sercel in real time
Control air gun source excited state.One innovation of the device is to pull on the quarter combination cable, and seapeak receives ground
Shake data, and give Sercel 408 acquisition systems transmission of seismic data, 408 main frame quality control system monitor in real time gas of Sercel
Gun epicenter excitation state.
It is that air gun source real-time quality supervising device another kind implement scene is shown in a kind of marine site that Fig. 3 is this utility model
It is intended to.It is specific as shown in figure 3, when node acquisition system operation is carried out, energy source boat according to certain speed of a ship or plane steady steaming, according to
It is secondary by deconcentrator, seapeak, depthkeeping rope, towing buoyancy aid and sea-anchor discharge into water, seapeak monitor by wired mode with
Air gun source control system completes synchronized links, when air gun source is excited, seapeak monitor synchronous recording seabed peak data,
Show all seapeak wavelet figures on seapeak monitor in real time, analyze the figure by operator, real-time judge this
Whether secondary stimulation effect meets Quality Control requirement, so as to decide whether persistently to carry out node Collecting operation.
Although this utility model provides embodiment or apparatus structure shown in the drawings, based on routine or without the need for creating
Property work in said device can include it is more or combination merge after construction unit.Term " including ", "comprising" or
Person its any other variant is intended to including for nonexcludability so that including a series of key elements product or equipment not
Only include those key elements, but also including other key elements being not expressly set out, or also include for this product or set
Standby intrinsic key element.In the absence of more restrictions, it is not excluded that in the product or equipment including the key element
Also there are other identical or equivalent elements.
It should be understood that above description is to illustrate rather than to be limited.By reading above-mentioned retouching
State, many embodiments and many applications outside the example for being provided will all be aobvious and easy for a person skilled in the art
See.Therefore, the scope of this teaching should not be determined with reference to foregoing description, but should with reference to aforementioned claim and this
The four corner of the equivalent possessed by a little claim is determining.For comprehensive purpose, all articles and with reference to including special
The disclosure of profit application and bulletin is all by reference to being incorporated herein.Theme disclosed herein is omitted in aforementioned claim
Any aspect is not intended to abandon the body matter, also should not be considered as applicant the theme is not thought of as it is disclosed
A part for application theme.
Each embodiment in this specification is described by the way of progressive, same or analogous portion between each embodiment
Divide mutually referring to what each embodiment was stressed is the difference with other embodiment.
Although depicting the application by embodiment, it will be appreciated by the skilled addressee that the application have it is many deformation and
Change is without deviating from spirit herein, it is desirable to which appended claim includes these deformations and changes without deviating from the application's
Spirit.
Claims (5)
1. air gun source real-time quality supervising device in a kind of marine site, it is characterised in that described device includes pulling buoyancy aid, connection
Chain, combination cable, seabed acquisition station, real-time acquisition system；Wherein,
The combination cable at least including two collection cables, the seabed acquisition station at a set interval distance be connected to it is described
On collection cable；
One end of the combination cable is connected with the real-time acquisition system installed in offshore work platform, the combination cable
The other end is connected with the towing buoyancy aid for swimming in sea level by the connects chain；
The real-time acquisition system, passes through the combination cable for when air gun source is excited, receiving the seabed acquisition station
The gathered data that transmission comes, and for being analyzed to the gathered data, whether real-time judge air gun source stimulation effect
Conform to quality requirements, realize that real-time quality is monitored.
2. air gun source real-time quality supervising device in a kind of marine site as claimed in claim 1, it is characterised in that the combination
The outside of cable is also enclosed with plastic tube, to reduce the environmental noise produced when combination cable is advanced in water.
3. air gun source real-time quality supervising device in a kind of marine site as claimed in claim 2, it is characterised in that the plastics
Pipe surface at least provided with opening at so that gas overflowing during seabed operation in the plastic tube.
4. air gun source real-time quality supervising device in a kind of marine site as claimed in claim 1, it is characterised in that it is described in real time
Acquisition system adopts 408 data collecting systems of Sercel.
5. air gun source real-time quality supervising device in a kind of marine site as claimed in claim 1, it is characterised in that the sea
Job platform is energy source boat.
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| CN201621042541.1U CN206074835U (en) | 2016-09-07 | 2016-09-07 | Air gun source real-time quality supervising device in a kind of marine site |
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| CN201621042541.1U CN206074835U (en) | 2016-09-07 | 2016-09-07 | Air gun source real-time quality supervising device in a kind of marine site |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106249316A (en) * | 2016-09-07 | 2016-12-21 | 中国石油天然气集团公司 | Air gun source real-time quality monitoring method and device in a kind of marine site |
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- 2016-09-07 CN CN201621042541.1U patent/CN206074835U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106249316A (en) * | 2016-09-07 | 2016-12-21 | 中国石油天然气集团公司 | Air gun source real-time quality monitoring method and device in a kind of marine site |
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