CN101915937A - Seismic data recording method and system of marine streamer - Google Patents

Seismic data recording method and system of marine streamer Download PDF

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Publication number
CN101915937A
CN101915937A CN 201010232592 CN201010232592A CN101915937A CN 101915937 A CN101915937 A CN 101915937A CN 201010232592 CN201010232592 CN 201010232592 CN 201010232592 A CN201010232592 A CN 201010232592A CN 101915937 A CN101915937 A CN 101915937A
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data
record
main control
head section
recording station
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阮福明
朱耀强
曹平
宋克柱
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University of Science and Technology of China USTC
China Oilfield Services Ltd
China National Offshore Oil Corp CNOOC
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University of Science and Technology of China USTC
China Oilfield Services Ltd
China National Offshore Oil Corp CNOOC
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Priority to CN 201010232592 priority Critical patent/CN101915937A/en
Publication of CN101915937A publication Critical patent/CN101915937A/en
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Abstract

The invention discloses seismic data recording method and system of a marine streamer, overcoming the defect that great challenge brought about by the substantial increase of data quantity is difficult to deal with in the prior art. The seismic data recording system comprises a main control work station and a recording work station, wherein the main control work station is used for transmitting a navigation data head segment sent by a navigation system to the recording work station; and the recording work station is used for receiving the navigation data head segment and seismic data sent by an acquisition system and combining the seismic data with the navigation data head segment into recorded data to record into a storage system. Compared with the prior art, the embodiment of the invention enhances the real-time processing and recording capability of the seismic data with a large data quantity and can meet the requirements of the data acquisition and recording of the marine streamer of a high-density long cable.

Description

Marine streamer seismic data recording method and system
Technical field
The present invention relates to the earthquake data acquisition technology, relate in particular to a kind of marine streamer seismic data recording method and system.
Background technology
Along with the exploratory development of oil constantly develops towards meticulous direction, the geophysical survey field is also increasing to the demand of three-dimensional high-precision exploration, is promoting the high-resolution three-dimension seismic exploration technique and is constantly advancing.High density single-point reception technique makes seismograph need possess the acquisition process ability in roads up to ten thousand, compares with conventional art, and the geological data amount of collection increases substantially, and this data-handling capacity to the seismograph device has proposed great challenge.
Data acquisition logging system is controlled and the data storage means as the scene of geological data, and its data-handling capacity seems most important.Therefore, the data volume that causes in the face of technology such as application high density single-point receptions increases substantially, and is necessary to provide corresponding earthquake data acquisition recording technique, deals with the huge challenge that data volume increases substantially and brought.
Summary of the invention
Technical matters to be solved by this invention is that the marine streamer seismic data recording technique need be provided, and overcomes prior art and is difficult to tackle the increase substantially defective of the huge challenge that brought of data volume.
In order to solve the problems of the technologies described above, the invention provides a kind of marine streamer seismic data register system, comprise main control workstation and recording station, wherein:
Described main control workstation is used for the navigation data head section that navigational system sends is transmitted to described recording station;
Described recording station is used to receive the geological data that described navigation data head section and acquisition system send, and described geological data and navigation data head section is synthesized record data record storage system.
Preferably, described main control workstation comprises master control first receiver module and master control first sending module, wherein:
Described master control first receiver module is used to receive the described navigation data head section that described navigational system sends;
Described master control first sending module is used for described navigation data head section is sent to described recording station.
Preferably, described main control workstation further comprises master control second receiver module, master control the 3rd receiver module and master control display module, wherein:
Described master control second receiver module is used to receive the synchronizing signal that described navigational system sends;
Described master control the 3rd receiver module is used for receiving the oscillator data that described acquisition system sends according to described synchronizing signal;
Described master control display module is used for according to described element number oscillator oscillogram according to the show;
Wherein, described acquisition system extracts described geological data and obtains described oscillator data.
Preferably, described recording station comprises record first receiver module, record second receiver module, synthesis module and output module, wherein:
Described record first receiver module is used to receive described navigation data head section;
Described record second receiver module is used to receive described geological data;
Described synthesis module is used for described geological data and navigation data head section are synthesized described record data;
Described output module is used for described record data are outputed to described storage system.
Preferably, described recording station further comprises:
Logging modle is used in this locality described record data are backed up or at preassigned certain geological data together of this locality storage.
Preferably, described synthesis module is used for described geological data and navigation data head section are synthesized the described record data of SEG-D form.
Preferably, described main control workstation was further used for before described acquisition system is gathered described geological data, sent the Performance Detection order to described acquisition system; Described recording station is further used for receiving the Performance Detection data of described acquisition system according to described Performance Detection order feedback.
Preferably, described main control workstation is further used for being described recording station configuration job parameter; Described recording station is further used for according to described job parameter described record data being drawn, and shows the drawing result.
Preferably, described main control workstation is the distinctive information and the record of a survey line of configuration further, and described distinctive information is used for distinguishing the different earthquake data acquisition operation of each time.
In order to solve the problems of the technologies described above, the present invention also provides a kind of marine streamer seismic data recording method, comprises the steps:
Utilize a main control workstation that the navigation data head section that navigational system sends is transmitted to a recording station;
Described recording station receives the geological data that described navigation data head section and acquisition system send, and described geological data and navigation data head section is synthesized record data record a storage system.
Compared with prior art, embodiments of the invention have improved the real-time processing and the registering capacity of the geological data of big data quantity, can satisfy the data acquisition and the record of the marine streamer of the long cable of high density, adopt storage mediums such as tape and hard disk to carry out data recording, support record formats such as SEG-D 8048 or SEG-D 8058, have real-time data monitoring ability and single track planing surface Presentation Function, have playback, analysis ability that conventional life detects examination analysis ability and geological data.
Description of drawings
Fig. 1 is the composition synoptic diagram of the marine streamer seismic data register system of the embodiment of the invention;
Fig. 2 is the composition synoptic diagram of main control workstation in the practical application embodiment illustrated in fig. 1;
Fig. 3 is the composition synoptic diagram of recording station in another practical application embodiment illustrated in fig. 1;
Fig. 4 is the schematic flow sheet of the marine streamer seismic data recording method of the embodiment of the invention.
Embodiment
Describe embodiments of the present invention in detail below with reference to drawings and Examples, how the application technology means solve technical matters to the present invention whereby, and the implementation procedure of reaching technique effect can fully understand and implements according to this.
Embodiment one, marine streamer seismic data register system
As shown in Figure 1, present embodiment mainly comprises main control workstation 110 and recording station 120, wherein:
Main control workstation 110 links to each other with navigational system 100, acquisition system 200, and links to each other with recording station 120 by 100 m ethernet, is used to receive synchronizing signal and the navigation data head section that navigational system 100 sends;
Main control workstation 110 receives the oscillator data that acquisition system 200 is sent according to this synchronizing signal, these oscillator data be geological data that acquisition system 200 is collected extract in real time obtain, be used for main control workstation and show the oscillator oscillogram in real time; Navigation data head section wherein, be navigational system 100 when operate as normal, the navigation information that every big gun all sends to main control workstation (during operate as normal, roll off the production line in navigational system 100 controls and blow out);
Main control workstation 110 also is used to recording station 120 configuration job parameters, wherein this job parameter is such as comprising digital packets number, port number, sampling rate, writing time, oscillator data extraction yield or the like, and these job parameters can be written to system journal so that off-line is watched;
Main control workstation 110 sends to recording station 120 with this navigation data head section;
Main control workstation 110 also disposes the distinctive information of a survey line as the earthquake data acquisition operation, and this distinctive information can be used for distinguishing the different earthquake data acquisition operation of each time; The routing information of earthquake data acquisition operation is extracted from navigational system 100 by main control workstation 110, main control workstation 110 also with in these distinctive information writing system daily record documents so that consult;
Above-mentioned configuration to survey line mainly is the survey line name to survey line, and sea situation information is initial, stop big gun number and the orientation is provided with, and purpose is in order to write down the essential information of survey line, to be convenient to follow-up consulting and adding up; The routing information of aforesaid collection operation refers to be survey line initial, stop big gun number and orientation etc.;
Normally, before the collection of beginning geological data, can carry out day monthly test to the performance of underwater towing line and detect (being called for short IQC), main control workstation 110 is responsible for the selection of detecting pattern and is sent Performance Detection order (as the IQC sense command) etc. to acquisition system 200, the IQC sense command sends to underwater towing line by acquisition system 200, after the Performance Detection data of underwater towing line feedback are transferred to recording station 120 by acquisition system, on recording station 120, process and display, be used to judge and detect the performance of underwater towing line;
The data that collect from underwater towing line at first are converted to preface by sequential, add packet header then, are aforesaid geological data; Acquisition system 200 is when being processed into the oscillator data with geological data, and the time interval (perhaps extraction yield) that geological data is extracted can be provided with by main control workstation 110;
Recording station 120, be used to receive the navigation data head section that main control workstation 110 sends, receive the geological data that acquisition system 200 is gathered and sent, record storage system 300 after geological data and navigation data head section synthesized record data, and record data are drawn and show according to the job parameter that main control workstation 110 is disposed;
Recording station 120 links to each other with acquisition system 200 by gigabit Ethernet, the geological data of every big gun that reception acquisition system 200 is gathered; Link to each other the function of the real-time Communication for Power of realization and main control workstation 110 with main control workstation 110 by 100 m ethernet; The geological data of the navigation data head section that receives and every big gun is converted to SEG-D together, and (SEG is the english abbreviation of Geophysique Cie Gle, SEG-D is a kind of geological data tape formats that this association formulates) record data of form, by small computer system interface (Small Computer System Interface, SCSI) card writes storage system 300, in this locality the record data of SEG-D form is backed up or store preassigned certain geological data (the single track data do not need to convert to the SEG-D form in this example) together simultaneously; This storage system 300 of present embodiment is two groups of magnetic tape stations;
Recording station 120 also is used for showing the geological data that acquisition system 200 is collected with the form of figure; Comprise when record data are stored that the reading and recording data show from buffer memory, perhaps reading and recording data and showing from storage system 300; Can select to show the complete data figure that any towing cable, any big gun are collected, and the figure to showing, can overview integral body also can scrutinize a certain part, have good zoom function;
Recording station 120 also is used for drawing according to geological data, can select to draw whole geological datas that a certain big gun collected of predefined towing cable; This recording station comprises a plotting apparatus in the present embodiment, utilize this plotting apparatus to carry out the drawing of geological data, have the function of real-time drawing (when receiving geological data geological data being drawn) and static drawing the (according to user's needs geological data being drawn after receiving geological data);
After recording station 120 starts, can also realize the initialization inspection of self according to the order of main control workstation 110, and the error handling processing in recording station 120 courses of work.
The function of the real-time Communication for Power of above-mentioned recording station 120 and main control workstation 110 for the communication of main control workstation 110 to recording station 120, comprises that mainly main control workstation 110 disposes job parameters etc. for recording station 120; For the communication of recording station 120 to main control workstation 110, mainly comprise reception, processing and the recording status of 120 pairs of every big gun geological datas of recording station feedback to main control workstation 110, error feedback to main control workstation 110 appears when wrong in recording station 120, and the duty of the peripheral hardware of recording station 120 (comprising plotting apparatus, magnetic tape station etc.) feedback.
Fig. 2 is a practical application of the foregoing description, and main control workstation 110 comprises master control first receiver module 111 and master control first sending module 112, wherein:
Master control first receiver module 111 links to each other with navigational system 100, is used to receive the navigation data head section that navigational system 100 sends;
Master control first sending module 112 links to each other with master control first receiver module 111 and recording station 120, is used for navigation data head section is sent to recording station 120.
As shown in Figure 2, in this practical application, main control workstation 110 further comprises master control second receiver module 113, master control the 3rd receiver module 114 and master control display module 115, wherein:
Master control second receiver module 113 links to each other with navigational system 100, is used to receive the synchronizing signal that navigational system 100 sends;
Master control the 3rd receiver module 114 links to each other with master control second receiver module 113 and acquisition system 200, is used for receiving the oscillator data that acquisition system 200 sends according to synchronizing signal;
Master control display module 115 links to each other with master control the 3rd receiver module 114, is used for according to element number oscillator oscillogram according to the show;
Wherein, 200 pairs of geological datas of acquisition system extract and obtain the oscillator data.
Fig. 3 is another practical application of the foregoing description, and recording station 120 comprises record first receiver module 121, record second receiver module 122, synthesis module 123 and output module 124, wherein:
Write down first receiver module 121, link to each other, be used to receive navigation data head section with main control workstation 110;
Write down second receiver module 122, link to each other, be used to receive geological data with acquisition system 200;
Synthesis module 123 with record first receiver module 121 and write down second receiver module 122 and link to each other, is used for geological data and navigation data head section are synthesized record data;
Output module 124 links to each other with synthesis module 123, is used for record data are outputed to storage system 300.
As shown in Figure 3, in this another practical application, recording station 120 further comprises:
Logging modle 125, with synthesis module 123 or write down second receiver module 122 and link to each other (illustrating to link to each other among the figure) with synthesis module 123, be used in this locality record data are backed up or at preassigned certain together the geological data of this locality storage (geological data of all underwater towing lines of being gathered by acquisition system 200 that this certain geological data together is included in that record second receiver module 122 received, as do not do corresponding statement, the geological data described in the presents then all is interpreted as the geological data of all underwater towing lines that acquisition system 200 gathered).
Above-mentioned synthesis module 123 is used for geological data and navigation data head section are synthesized the record data of SEG-D form.
As shown in Figures 2 and 3, in the another practical application of the foregoing description, main control workstation 110 also comprises master control second sending module 116, and recording station 120 also comprises record the 3rd receiver module 126, wherein:
Master control second sending module 116 links to each other with acquisition system 200, is used for before acquisition system 200 acquiring seismic datas, sends the Performance Detection order to acquisition system 200;
Write down the 3rd receiver module 126, link to each other, be used to receive the Performance Detection data of acquisition system 200 according to Performance Detection order feedback with acquisition system 200;
At this wherein, acquisition system 200 sends to underwater towing line with the Performance Detection order that master control second sending module 116 sends, and receives the Performance Detection data that underwater towing line feeds back in view of the above; In this practical application, this Performance Detection order is the IQC sense command.
As shown in Figures 2 and 3, in a practical application again of the foregoing description, main control workstation 110 comprises parameter configuration module 117, and recording station 120 comprises graphics module 127 and record display module 128, wherein:
Parameter configuration module 117 links to each other with recording station 120, is used to recording station 120 configuration job parameters;
Graphics module 127 links to each other with storage system 300, is used for according to job parameter record data being drawn; In this practical application, graphics module 127 is a plotting apparatus;
Record display module 128 links to each other with graphics module 127, is used to show the drawing result of graphics module 127.
Main control workstation 110 also comprises information collocation module, and follow-up consulting and adding up are convenient in the distinctive information and the record of a survey line of information collocation module configuration; Distinctive information is used for distinguishing the different earthquake data acquisition operation of each time.
Embodiment two, marine streamer seismic data recording method
In conjunction with embodiment illustrated in fig. 1 and Fig. 2 and practical application shown in Figure 3 for example, as shown in Figure 4, present embodiment mainly comprises the steps:
Step S410 utilizes a main control workstation to receive the navigation data head section that navigational system sends;
Step S420, main control workstation is transmitted to a recording station with navigation data head section;
Step S430, recording station receive navigation data head section;
Step S440, recording station receives the geological data that acquisition system sends;
Step S450, recording station synthesizes record data with geological data and navigation data head section;
Step S460, recording station output to a storage system with record data and carry out record.

Claims (10)

1. a marine streamer seismic data register system is characterized in that, comprises main control workstation and recording station, wherein:
Described main control workstation is used for the navigation data head section that navigational system sends is transmitted to described recording station;
Described recording station is used to receive the geological data that described navigation data head section and acquisition system send, and described geological data and navigation data head section is synthesized record data record storage system.
2. system according to claim 1 is characterized in that, described main control workstation comprises master control first receiver module and master control first sending module, wherein:
Described master control first receiver module is used to receive the described navigation data head section that described navigational system sends;
Described master control first sending module is used for described navigation data head section is sent to described recording station.
3. system according to claim 2 is characterized in that, described main control workstation further comprises master control second receiver module, master control the 3rd receiver module and master control display module, wherein:
Described master control second receiver module is used to receive the synchronizing signal that described navigational system sends;
Described master control the 3rd receiver module is used for receiving the oscillator data that described acquisition system sends according to described synchronizing signal;
Described master control display module is used for according to described element number oscillator oscillogram according to the show;
Wherein, described acquisition system extracts described geological data and obtains described oscillator data.
4. system according to claim 1 is characterized in that, described recording station comprises record first receiver module, record second receiver module, synthesis module and output module, wherein:
Described record first receiver module is used to receive described navigation data head section;
Described record second receiver module is used to receive described geological data;
Described synthesis module is used for described geological data and navigation data head section are synthesized described record data;
Described output module is used for described record data are outputed to described storage system.
5. system according to claim 4 is characterized in that, described recording station further comprises:
Logging modle is used in this locality described record data are backed up or at preassigned certain geological data together of this locality storage.
6. according to claim 4 or 5 described systems, it is characterized in that:
Described synthesis module is used for described geological data and navigation data head section are synthesized the described record data of SEG-D form.
7. system according to claim 1 is characterized in that:
Described main control workstation was further used for before described acquisition system is gathered described geological data, sent the Performance Detection order to described acquisition system;
Described recording station is further used for receiving the Performance Detection data of described acquisition system according to described Performance Detection order feedback.
8. system according to claim 1 is characterized in that:
Described main control workstation is further used for being described recording station configuration job parameter;
Described recording station is further used for according to described job parameter described record data being drawn, and shows the drawing result.
9. system according to claim 1 is characterized in that:
Described main control workstation is the distinctive information and the record of a survey line of configuration further, and described distinctive information is used for distinguishing the different earthquake data acquisition operation of each time.
10. a marine streamer seismic data recording method is characterized in that, comprises the steps:
Utilize a main control workstation that the navigation data head section that navigational system sends is transmitted to a recording station;
Described recording station receives the geological data that described navigation data head section and acquisition system send, and described geological data and navigation data head section is synthesized record data record a storage system.
CN 201010232592 2010-07-16 2010-07-16 Seismic data recording method and system of marine streamer Pending CN101915937A (en)

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CN102183798A (en) * 2011-01-30 2011-09-14 中国海洋石油总公司 Measurement and control system of in-ocean towed multi-linear array acoustic positioning device
CN104049278A (en) * 2014-06-24 2014-09-17 国家海洋局第一海洋研究所 Multi-earthquake-source multi-towline trigger timing control system and method
CN108957525A (en) * 2018-03-13 2018-12-07 中国海洋石油集团有限公司 The continuous recording method of earthquake data acquisition
CN110412650A (en) * 2019-08-23 2019-11-05 自然资源部第一海洋研究所 A kind of three-dimensional artificial seismic reflection data acquisition device

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CN110412650A (en) * 2019-08-23 2019-11-05 自然资源部第一海洋研究所 A kind of three-dimensional artificial seismic reflection data acquisition device

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Application publication date: 20101215