CN107037488A - A kind of interborehole measurement method - Google Patents
A kind of interborehole measurement method Download PDFInfo
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- CN107037488A CN107037488A CN201610079486.1A CN201610079486A CN107037488A CN 107037488 A CN107037488 A CN 107037488A CN 201610079486 A CN201610079486 A CN 201610079486A CN 107037488 A CN107037488 A CN 107037488A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/12—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with electromagnetic waves
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- Environmental & Geological Engineering (AREA)
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- General Life Sciences & Earth Sciences (AREA)
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Abstract
The invention provides a kind of interborehole measurement method, it is related to field geophysics technical field, effective measurement electromagnetic information well can be completed using the interborehole measurement method, help is provided for the final more accurate well formation data of acquisition.A kind of interborehole measurement method, including：Receiver is placed in a certain fixed position in received well；Judge emitter present position；Make emitter be moved back and forth along silo track and electromagnetic signals, electromagnetic wave signal is received by receiver, form the electromagnetic information of the fan-shaped section of well formation first；A new fixed position of the mobile receiver into received well, repeats abovementioned steps until obtaining the electromagnetic information of the whole fan-shaped section of well formation.
Description
Technical field
The present invention relates to field geophysics technical field, more particularly to a kind of interborehole measurement method.
Background technology
Electromagnetic logging technology is a kind of emerging well logging grown up in individual well electromagnetic logging technical foundation between well
Emitter is placed in silo by electromagnetic logging technology between method, the well, and receiver is placed in neighbouring reception
In well, electromagnetic wave is launched to stratum by emitter, receiver receives and detects the situation of change of electromagnetic wave,
The profile survey process to well formation is finally completed according to the situation of change of electromagnetic wave.But inventor is grinding
Found during studying carefully, electromagnetic logging technology is perfect not enough between existing well, its measured well formation electromagnetism
Information is also inaccurate, therefore also needs further to be improved.
The content of the invention
The invention provides a kind of interborehole measurement method, it can be completed electromagnetism well using the interborehole measurement method
Effective measurement of information, help is provided for the final more accurate well formation data of acquisition.
In order to solve the above technical problems, embodiments of the invention are adopted the following technical scheme that：
A kind of interborehole measurement method, including：
Step S1：Receiver is placed in a certain fixed position in received well；
Step S2：Judge emitter present position；If emitter is in silo, step S3 is performed；
If emitter is in ground, step S6 is performed；
Step S3：Make emitter be moved back and forth along silo track and electromagnetic signals, connect by receiver
Electromagnetic wave signal is received, the electromagnetic information of the fan-shaped section of well formation first is formed；
Step S4：A new fixed position of the mobile receiver into received well, makes emitter along silo rail
Road is moved back and forth and electromagnetic signals, and electromagnetic wave signal is received by receiver, forms well formation second
The electromagnetic information of fan-shaped section；
Step S5：Repeat step S4 is until obtain the electromagnetic information of the whole fan-shaped section of well formation；
Step S6：Make emitter make circumference by the center of circle of received well well head to move back and forth and electromagnetic signals,
Electromagnetic wave signal is received by receiver, the electromagnetic signal of the conical profile of well formation first is formed；
Step S7：A new fixed position of the mobile receiver into received well, makes emitter with received well well
Mouth is made circumference for the center of circle and moved back and forth and electromagnetic signals, receives electromagnetic wave signal by receiver, is formed
The electromagnetic signal of the conical profile of well formation second；
Step S8：Repeat step S7 is until obtain the electromagnetic information of the whole conical profile of well formation.
It is preferred that, the electromagnetic signal of formation includes electric magnetic reluctance, electromagnetic attenuation rate and ELECTROMAGNETIC REFLECTION rate.
More preferred, the time interval of emitter electromagnetic signals is not more than 10s.
More preferred, the air line distance between emitter and receiver is not more than 1000 meters.
More preferred, Magnetic Dipole Source working frequency is not less than 10HZ used in emitter.
More preferred, the transmission power of emitter is not less than 250W.
More preferred, the sensitivity of receiver is not less than 10-9nT。
The invention provides a kind of interborehole measurement method, the interborehole measurement method, which is specifically included, disposes receiver
A certain fixed position in received well；Judge emitter present position；Emitter is made along silo track
Move back and forth and electromagnetic signals, form the electromagnetic information of the fan-shaped section of well formation first and repeat
Step is stated until obtaining the electromagnetic information of the whole fan-shaped section of well formation；Emitter is made with received well well head
Make circumference for the center of circle to move back and forth and electromagnetic signals, form the electromagnetism of the conical profile of well formation first
Signal simultaneously repeats the above steps until obtaining the electromagnetic information of the whole conical profile of well formation.Surveyed between the well
Amount method both effectively can comprehensively obtain the electromagnetic information of well formation, and convenient to carry out, and reliability is high.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of interborehole measurement method of the present invention；
Fig. 2 is the structural representation that interborehole measurement is carried out using interborehole measurement method of the present invention.
Embodiment
The invention provides a kind of interborehole measurement method, it can be completed electromagnetism well using the interborehole measurement method
Effective measurement of information, help is provided for the final more accurate well formation data of acquisition.
The embodiment of the present invention is described in detail with reference to following accompanying drawings.
The invention provides a kind of interborehole measurement method, as shown in figure 1, the interborehole measurement method includes step
Rapid S1：Receiver is placed in a certain fixed position in received well；
Wherein, with reference to Fig. 2, receiver 4 is placed in a certain fixed position of received well 2, the fixed bit
The place of putting can be chosen according to actual needs.
Step S2：Judge emitter present position；If emitter is in silo, step S3 is performed；
If emitter is in ground, step S6 is performed；
It is introduced first so that emitter is in silo as an example.
When emitter is in silo, step S3 is continued executing with：Make emitter reciprocal along silo track
Move and electromagnetic signals, electromagnetic wave signal is received by receiver, form the sector of well formation first and cut open
The electromagnetic information in face.
As shown in Fig. 2 emitter 3 is located in silo 1, receiver 4 is placed in a certain of received well 2
Fixed position.Now, making emitter 3 be moved back and forth along the track of silo 1, (emitter 3, send out in Fig. 2
Machine 3 ' is penetrated, emitter 3 " represents emitter diverse location residing in motion process in silo respectively).
By the electromagnetic signals of emitter 3, electromagnetic wave signal is received by receiver 4, well formation first is formed
The electromagnetic information 5 of fan-shaped section.
It is worth noting that, should at least include in the electromagnetic signal formed electric magnetic reluctance, electromagnetic attenuation rate and
The data messages such as ELECTROMAGNETIC REFLECTION rate；And the time interval of emitter electromagnetic signals should be not more than 10s；Hair
The air line distance penetrated between machine and receiver is not more than 1000 meters；Magnetic Dipole Source used in emitter works
Frequency is not less than 10HZ；The transmission power of emitter is not less than 250W；The sensitivity of receiver is not less than 10-9nT。
Further, on the basis of step S3 is completed, step S4 is continued executing with：Mobile receiver is extremely received
A new fixed position in well, makes emitter be moved back and forth along silo track and electromagnetic signals,
Electromagnetic wave signal is received by receiver, the electromagnetic information of the fan-shaped section of well formation second is formed；
As shown in Fig. 2 receiver 4 is moved into a new fixed position (institute of receiver 4 ' in Fig. 2 first
It is different from the present position of aforementioned receiver 4 in position).Now, then emitter 3 is made along the track of silo 1
Move back and forth that (emitter 3 in Fig. 2, emitter 3 ', emitter 3 " represents emitter in silo respectively
Residing diverse location in middle motion process).By the electromagnetic signals of emitter 3, received by receiver 4
Electromagnetic wave signal, forms the electromagnetic information 5 ' of the fan-shaped section of well formation second.
Further, on the basis of step S3 is completed, step S5 is continued executing with：Repeat step S4 until
Obtain the electromagnetic information of the whole fan-shaped section of well formation.
So far, when emitter is in silo, the whole fan of well formation has been obtained by abovementioned steps
The electromagnetic information of shape section, the electromagnetic information of the fan-shaped section is the situation for reflecting well formation.
On the other hand, it is introduced so that emitter is in ground as an example.
When emitter is in ground, step S6, S7, S8 are continued executing with：Emitter is made with received well well head
Make circumference for the center of circle to move back and forth and electromagnetic signals, electromagnetic wave signal is received by receiver, form well
Between the conical profile of stratum first electromagnetic signal；A new fixed position of the mobile receiver into received well,
Make emitter make circumference by the center of circle of received well well head to move back and forth and electromagnetic signals, connect by receiver
Electromagnetic wave signal is received, the electromagnetic signal of the conical profile of well formation second is formed；Repeat step S7 is until obtain
The electromagnetic information of the whole conical profile of well formation.
It is similar with above-described embodiment, first, make emitter make circumference by the center of circle of received well well head and back and forth transport
It is dynamic, by emitter electromagnetic signals, electromagnetic wave signal is received by receiver, well formation first is formed
The electromagnetic signal of conical profile.Then, receiver is moved to a new fixed position, then make emitter with
Received well well head is that circumference reciprocating motion is made in the center of circle, by emitter electromagnetic signals, is received by receiver
Electromagnetic wave signal, forms the electromagnetic signal of the conical profile of well formation second；Abovementioned steps are repeated, it is final to obtain
To the electromagnetic signal of the whole conical profile of well formation.Equally, the electromagnetic information of the conical profile can be used
In the situation of reflection well formation.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited to
This, any one skilled in the art the invention discloses technical scope in, can readily occur in
Change or replacement, should all be included within the scope of the present invention.Therefore, protection scope of the present invention should
It is defined by the scope of the claims.
Claims (7)
1. a kind of interborehole measurement method, it is characterised in that including：
Step S1：Receiver is placed in a certain fixed position in received well；
Step S2：Judge emitter present position；If emitter is in silo, step S3 is performed；
If emitter is in ground, step S6 is performed；
Step S3：Make emitter be moved back and forth along silo track and electromagnetic signals, connect by receiver
Electromagnetic wave signal is received, the electromagnetic information of the fan-shaped section of well formation first is formed；
Step S4：A new fixed position of the mobile receiver into received well, makes emitter along silo rail
Road is moved back and forth and electromagnetic signals, and electromagnetic wave signal is received by receiver, forms well formation second
The electromagnetic information of fan-shaped section；
Step S5：Repeat step S4 is until obtain the electromagnetic information of the whole fan-shaped section of well formation；
Step S6：Make emitter make circumference by the center of circle of received well well head to move back and forth and electromagnetic signals,
Electromagnetic wave signal is received by receiver, the electromagnetic signal of the conical profile of well formation first is formed；
Step S7：A new fixed position of the mobile receiver into received well, makes emitter with received well well
Mouth is made circumference for the center of circle and moved back and forth and electromagnetic signals, receives electromagnetic wave signal by receiver, is formed
The electromagnetic signal of the conical profile of well formation second；
Step S8：Repeat step S7 is until obtain the electromagnetic information of the whole conical profile of well formation.
2. a kind of interborehole measurement method according to claim 1, it is characterised in that the electromagnetism letter of formation
Number include electric magnetic reluctance, electromagnetic attenuation rate and ELECTROMAGNETIC REFLECTION rate.
3. a kind of interborehole measurement method according to claim 1, it is characterised in that emitter transmitting
Electromagnetic wave signal time interval is not more than 10s.
4. a kind of interborehole measurement method according to claim 1, it is characterised in that emitter is with receiving
Air line distance between machine is not more than 1000 meters.
5. a kind of interborehole measurement method according to claim 1, it is characterised in that emitter is used
Magnetic Dipole Source working frequency be not less than 10HZ.
6. a kind of interborehole measurement method according to claim 1, it is characterised in that the transmitting of emitter
Power is not less than 250W.
7. a kind of interborehole measurement method according to claim 1, it is characterised in that receiver it is sensitive
Degree is not less than 10-9nT。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610079486.1A CN107037488B (en) | 2016-02-04 | 2016-02-04 | Measurement method for underground space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610079486.1A CN107037488B (en) | 2016-02-04 | 2016-02-04 | Measurement method for underground space |
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| Publication Number | Publication Date |
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| CN107037488A true CN107037488A (en) | 2017-08-11 |
| CN107037488B CN107037488B (en) | 2020-05-08 |
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| CN201610079486.1A Active CN107037488B (en) | 2016-02-04 | 2016-02-04 | Measurement method for underground space |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111983704A (en) * | 2020-09-28 | 2020-11-24 | 西安石油大学 | Method and system for three-dimensional electromagnetic detection between wells |
Citations (4)
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|---|---|---|---|---|
| CN104081227A (en) * | 2011-12-08 | 2014-10-01 | 沙特阿拉伯石油公司 | Super-resolution formation fluid imaging |
| US20140347055A1 (en) * | 2011-12-08 | 2014-11-27 | Saudi Arabian Oil Company | Super-resolution formation fluid imaging with contrast fluids |
| CN204256188U (en) * | 2014-10-21 | 2015-04-08 | 安徽理工大学 | The detection disposal system of geological information between many wells |
| US20150177413A1 (en) * | 2013-12-20 | 2015-06-25 | Schlumberger Technology Corporation | Method And Apparatus To Generate A Crosswell Data Set |
-
2016
- 2016-02-04 CN CN201610079486.1A patent/CN107037488B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104081227A (en) * | 2011-12-08 | 2014-10-01 | 沙特阿拉伯石油公司 | Super-resolution formation fluid imaging |
| US20140347055A1 (en) * | 2011-12-08 | 2014-11-27 | Saudi Arabian Oil Company | Super-resolution formation fluid imaging with contrast fluids |
| US20150177413A1 (en) * | 2013-12-20 | 2015-06-25 | Schlumberger Technology Corporation | Method And Apparatus To Generate A Crosswell Data Set |
| CN204256188U (en) * | 2014-10-21 | 2015-04-08 | 安徽理工大学 | The detection disposal system of geological information between many wells |
Non-Patent Citations (1)
| Title |
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| 张东成等: "井间测量技术及其应用现状", 《勘探地球物理进展》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111983704A (en) * | 2020-09-28 | 2020-11-24 | 西安石油大学 | Method and system for three-dimensional electromagnetic detection between wells |
| CN111983704B (en) * | 2020-09-28 | 2023-09-12 | 西安石油大学 | Method and system for three-dimensional electromagnetic detection between wells |
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| CN107037488B (en) | 2020-05-08 |
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Inventor after: Zang Defu Inventor after: Chao Yongsheng Inventor after: Guo Hongqi Inventor after: Ge Chenghe Inventor after: Ji Yongli Inventor after: Li Zhiqiang Inventor before: Zang Defu Inventor before: Chao Yongsheng Inventor before: Guo Hongqi Inventor before: Ge Chenghe Inventor before: Ji Yongli Inventor before: Li Zhiqiang |
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Effective date of registration: 20220209 Address after: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee after: SINOPEC Group Patentee after: SINOPEC OILFIELD SERVICE Corp. Patentee after: SINOPEC SHENGLI PETROLEUM ENGINEERING Co.,Ltd. Patentee after: Sinopec Jingwei Co.,Ltd. Patentee after: Shengli logging company of Sinopec Jingwei Co.,Ltd. Address before: Room 703, block a, Beichen world center, No. 8, Beichen West Road, Chaoyang District, Beijing 100728 Patentee before: SINOPEC OILFIELD SERVICE Corp. Patentee before: SINOPEC SHENGLI PETROLEUM ENGINEERING Co.,Ltd. Patentee before: WELL LOGGING COMPANY, SINOPEC SHENGLI PETROLEUM ENGINEERING Co.,Ltd. |
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