CN201851106U - Probe tube type formation gamma measurement-while-drilling (MWD) system - Google Patents
Probe tube type formation gamma measurement-while-drilling (MWD) system Download PDFInfo
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- CN201851106U CN201851106U CN2010205181477U CN201020518147U CN201851106U CN 201851106 U CN201851106 U CN 201851106U CN 2010205181477 U CN2010205181477 U CN 2010205181477U CN 201020518147 U CN201020518147 U CN 201020518147U CN 201851106 U CN201851106 U CN 201851106U
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- inserting tube
- gamma
- mwd
- tube
- probe tube
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Abstract
The embodiment of the utility model provides a probe tube type formation gamma measurement-while-drilling (MWD) system. The system comprises a gamma probe tube, a pulser and a MWD probe tube, wherein, the upper end of the gamma probe tube is connected with the pulser through a seven core to ten core spiral line, and the lower end of the gamma probe tube is connected with the MWD probe tube through the seven core to ten core spiral line; a single photomultiplier tube used for measuring formation gamma radiation parameters is assembled on the gamma probe tube; and the gamma probe tube communicates with the MWD probe tube through a low end interface to acquire orientation parameters measured by the MWD probe tube, controls pulse transmission of the pulser through an upper end interface, and uploads the acquired formation gamma radiation parameters and the orientation parameters to the ground. Through the measurement system, the MWD system can further perform a geological parameter measuring function, thereby achieving the measurement of the orientation parameters while drilling and the gamma radiation parameters; and meanwhile, the MWD system has the advantages of simple structure and small volume, and is convenient to mount and maintain.
Description
Technical field
The utility model relates to underground survey system field, relates in particular to a kind of inserting tube formula with boring stratum gamma-spectrometry system.
Background technology
At present, in Process of Oil Well Drilling, employed MWD measurement-while-drilling system can be measured orientation parameters such as hole deviation, orientation, tool-face in drilling process, the various orientation parameters that utilize the MWD measurement-while-drilling system to record can be realized to the estimation of well bore locality and to the control of drilling direction.
But MWD measurement-while-drilling system of the prior art is the energy measurement orientation parameter only, and can't measure the geologic parameter on stratum, can only be applied to the less directional well of hole deviation; For the bigger directional well of hole deviation and geologic structure level of complexity well comparatively, then need to use the LWD measurement-while-drilling system to fulfil assignment, this LWD measurement-while-drilling system is to have increased functions such as geologic parameter measurement, downhole data storage on the basis of MWD measurement-while-drilling system, but the general complex structure of LWD measurement-while-drilling system of the prior art, involve great expense, maintenance cost is also higher.
Summary of the invention
The utility model embodiment provides a kind of inserting tube formula with boring stratum gamma-spectrometry system, increase the geologic parameter measurement function can for the MWD measurement-while-drilling system, thereby realize the measurement of orientation with drilling parameter and gamma radiation parameter, simple in structure simultaneously, volume is little, convenient for installation and maintenance.
The utility model embodiment provides a kind of inserting tube formula with boring stratum gamma-spectrometry system, and described system comprises gamma inserting tube, pulser and MWD inserting tube, wherein:
The upper end of described gamma inserting tube is changeed ten core helixes by seven cores and is connected described pulser, and the lower end is changeed ten core helixes by seven cores and connected described MWD inserting tube;
Described gamma inserting tube has assembled single photomultiplier, is used for measuring stratum gamma radiation parameter;
Described gamma inserting tube is by the measured orientation parameter of described MWD inserting tube is obtained in end interface and the communication of described MWD inserting tube down; And send by the pulse that last end interface is controlled described pulser, accessed stratum gamma radiation parameter and orientation parameter are uploaded to ground.
Described system also comprises the DGWD that is used with described gamma inserting tube, and described DGWD comprises interface box, Industrial Personal Computer (IPC) and software on ground part, wherein:
Described interface box is realized the collection and the integration of operation field various types of signal;
Described Industrial Personal Computer (IPC) has disposed two capture cards, is used for realizing the collection and the processing of various data;
Described software on ground partly is responsible for handling the various signals that collected, and realizes obtaining in real time of stratum gamma radiation parameter and orientation parameter data, and the real-time drawing function of gamma radiation curve.
Described gamma inserting tube adopts the frame for movement identical with the MWD inserting tube, is installed to easily in the MWD measurement-while-drilling system.
Described gamma inserting tube is realized the collection of described MWD inserting tube orientation parameter by the SCI serial communication; And use inner FLASH memory to realize the real-time storage of gamma radiation parameter.
Described gamma inserting tube comprises upper end ten core joints, circuit board skeleton, photomultiplier measurement pipe nipple and lower end seven core joints, wherein:
Described circuit board skeleton is placed the circuit board that described gamma inserting tube need use;
Described photomultiplier measurement pipe nipple is made up of single photomultiplier and peripheral structure, is the measuring transducer of described gamma inserting tube;
Described upper end ten core joints are interface channels of described gamma inserting tube and described pulser, and described lower end seven core joints are interface channels of described gamma inserting tube and described MWD inserting tube.
Described gamma inserting tube is connected the helix, the protection tube that use and is connected described MWD inserting tube and the employed helix of described pulser with the MWD measurement-while-drilling system, protects model, the size of tube in full accord with described MWD inserting tube, can exchange use.
By the above-mentioned technical scheme that provides as can be seen, described inserting tube formula comprises gamma inserting tube, pulser and MWD inserting tube with boring stratum gamma-spectrometry system, the upper end of wherein said gamma inserting tube is changeed ten core helixes by seven cores and is connected described pulser, and the lower end is changeed ten core helixes by seven cores and connected described MWD inserting tube; Described gamma inserting tube has assembled single photomultiplier, is used for measuring stratum gamma radiation parameter; Described gamma inserting tube is by the measured orientation parameter of described MWD inserting tube is obtained in end interface and the communication of described MWD inserting tube down; And send by the pulse that last end interface is controlled described pulser, accessed stratum gamma radiation parameter and orientation parameter are uploaded to ground.By above-mentioned measuring system, increase the geologic parameter measurement function just can for the MWD measurement-while-drilling system, thereby realize the measurement of orientation with drilling parameter and gamma radiation parameter, simple in structure simultaneously, volume is little, convenient for installation and maintenance.
Description of drawings
Fig. 1 for inserting tube formula that the embodiment of the invention provided with the structural representation that bores stratum gamma-spectrometry system;
Fig. 2 provides the inserting tube formula with another structural representation that bores stratum gamma-spectrometry system for the embodiment of the invention;
Fig. 3 is the concrete structural representation of implementing of the gamma inserting tube that the embodiment of the invention provided.
The specific embodiment
The utility model embodiment provides a kind of inserting tube formula with boring stratum gamma-spectrometry system, by this measuring system, increase the geologic parameter measurement function can for measurement-while-drilling system MWD, thereby realize the measurement of orientation with drilling parameter and gamma radiation parameter, simple in structure simultaneously, volume is little, convenient for installation and maintenance.
For better describing the utility model embodiment, now in conjunction with the accompanying drawings the specific embodiment of the present utility model is described, for the embodiment of the invention provides the inserting tube formula with the structural representation that bores stratum gamma-spectrometry system, described system comprises gamma inserting tube, pulser and MWD inserting tube as shown in Figure 1, 2.Among Fig. 11 is pulser, and 2 are helix protection tube and helix, and 3 is the gamma inserting tube; Among Fig. 21 is the gamma inserting tube, and 2 are helix protection tube, and 3 is that seven cores change ten core helixes, and 4 is the MWD inserting tube, wherein:
The upper end of gamma inserting tube is changeed ten core helixes by seven cores and is connected described pulser, and the lower end is changeed ten core helixes by seven cores and connected described MWD inserting tube.The gamma inserting tube has assembled single photomultiplier, is used for measuring stratum gamma radiation parameter.
This gamma inserting tube is by the measured orientation parameter of described MWD inserting tube is obtained in end interface and the communication of MWD inserting tube down; And send by the pulse that last end interface is controlled described pulser, accessed stratum gamma radiation parameter and orientation parameter are uploaded to ground.
In addition, in the described system of the foregoing description, also comprise with described gamma inserting tube be used with boring gamma orientation survey ground system DGWD, this DGWD comprises interface box, Industrial Personal Computer (IPC) and software on ground part, wherein:
Described interface box is realized the collection and the integration of operation field various types of signal; Described Industrial Personal Computer (IPC) has disposed two capture cards, is used for realizing the collection and the processing of various data; Described software on ground partly is responsible for handling the various signals that collected, and realizes obtaining in real time of stratum gamma radiation parameter and orientation parameter data, and the real-time drawing function of gamma radiation curve.
In addition, described gamma inserting tube adopts the frame for movement identical with the MWD inserting tube, is installed to easily in the MWD measurement-while-drilling system.Described gamma inserting tube is realized the collection of described MWD inserting tube orientation parameter by the SCI serial communication; And use inner FLASH memory to realize the real-time storage of gamma radiation parameter.
In the specific implementation process, its course of work is as follows:
Before operation begins, the duty of DGWD ground system arranging gamma inserting tube and upload parameter such as sequence; Subsequently the gamma inserting tube is connected in the MWD measurement-while-drilling system; Gamma inserting tube upper end is changeed ten core helixes by seven cores and is connected pulser, and the lower end is changeed ten core helixes by seven cores and connected the MWD inserting tube; The gamma inserting tube sends by the pulse of last end interface control impuls device, and gamma parameter and orientation parameter are uploaded to ground, utilizes internal storage to realize the real-time storage of gamma-spectrometry data simultaneously; The DGWD ground system supporting with the gamma inserting tube adopts safety box as the signal converting instrument, and the pressure pulse signal on sampling and decoding ground obtains stratum gamma radiation parameter and the orientation parameter data that the gamma inserting tube is uploaded; The data that the Ground Operation personnel provide according to the DGWD ground system are made underground work and being estimated and control; After operation was finished, the DGWD ground system read the bottom gamma real-time measuring data of gamma inserting tube storage, drew out stratum gamma radiation curve map and was made for the industry personnel with reference to use.
Be illustrated in figure 3 as the concrete structural representation of implementing of gamma inserting tube that the embodiment of the invention provides, described gamma inserting tube comprises upper end ten core joints 4, circuit board skeleton 3, photomultiplier measurement pipe nipple 2 and lower end seven core joints 1, wherein:
Photomultiplier measurement pipe nipple 2 is made up of single photomultiplier and peripheral structure, is the measuring transducer of described gamma inserting tube.
Upper end ten core joints 4 are interface channels of described gamma inserting tube and described pulser, and lower end seven core joints 1 are the interface channels of described gamma inserting tube and described MWD inserting tube.
Among Fig. 3: the gamma inserting tube is connected with pulser by ten core joints in the upper end; The MWD inserting tube changes ten core helixes by seven cores between gamma inserting tube and the MWD inserting tube and connects in the lower end, and there is the helix protection tube of metal the helix outside.In addition; the gamma inserting tube is connected the helix that uses, the model of protecting a helix that is connected the use of MWD inserting tube and pulser with the MWD measurement-while-drilling system, protection tube, size etc. with the MWD inserting tube in full accord; can exchange use, so favorable compatibility is arranged with boring gamma-spectrometry system and MWD measurement-while-drilling system.
In sum, this measuring system increases the geologic parameter measurement function can for the MWD measurement-while-drilling system, thereby realizes the measurement of orientation with drilling parameter and gamma radiation parameter, simple in structure simultaneously, volume is little, convenient for installation and maintenance.
The above; it only is the preferable specific embodiment of the utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.
Claims (6)
1. an inserting tube formula is characterized in that with boring stratum gamma-spectrometry system described system comprises gamma inserting tube, pulser and measurement-while-drilling system MWD inserting tube, wherein:
The upper end of described gamma inserting tube is changeed ten core helixes by seven cores and is connected described pulser, and the lower end is changeed ten core helixes by seven cores and connected described MWD inserting tube;
Described gamma inserting tube has assembled single photomultiplier;
Described gamma inserting tube is by end interface and the communication of described MWD inserting tube down; And send by the pulse that last end interface is controlled described pulser.
2. inserting tube formula as claimed in claim 1 is with boring stratum gamma-spectrometry system, it is characterized in that, described system also comprise with described gamma inserting tube be used with boring gamma orientation survey ground system DGWD, described DGWD comprises interface box, Industrial Personal Computer (IPC) and software on ground part, wherein:
Described Industrial Personal Computer (IPC) has disposed two capture cards.
3. inserting tube formula as claimed in claim 1 is characterized in that with boring stratum gamma-spectrometry system described gamma inserting tube adopts the frame for movement identical with the MWD inserting tube.
4. inserting tube formula as claimed in claim 1 is characterized in that with boring stratum gamma-spectrometry system described gamma inserting tube is realized the collection of described MWD inserting tube orientation parameter by the SCI serial communication; And use inner FLASH memory to realize the real-time storage of gamma radiation parameter.
5. inserting tube formula as claimed in claim 1 is characterized in that with boring stratum gamma-spectrometry system described gamma inserting tube comprises upper end ten core joints, circuit board skeleton, photomultiplier measurement pipe nipple and lower end seven core joints, wherein:
Described circuit board skeleton is placed the circuit board that described gamma inserting tube need use;
Described photomultiplier measurement pipe nipple is made up of single photomultiplier and peripheral structure, is the measuring transducer of described gamma inserting tube;
Described upper end ten core joints are interface channels of described gamma inserting tube and described pulser, and described lower end seven core joints are interface channels of described gamma inserting tube and described MWD inserting tube.
6. inserting tube formula as claimed in claim 1 is with boring stratum gamma-spectrometry system; it is characterized in that; described gamma inserting tube is connected the helix, the protection tube that use and is connected described MWD inserting tube and the employed helix of described pulser with the MWD measurement-while-drilling system, protects model, the size of tube in full accord with described MWD inserting tube, can exchange use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205181477U CN201851106U (en) | 2010-09-03 | 2010-09-03 | Probe tube type formation gamma measurement-while-drilling (MWD) system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205181477U CN201851106U (en) | 2010-09-03 | 2010-09-03 | Probe tube type formation gamma measurement-while-drilling (MWD) system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201851106U true CN201851106U (en) | 2011-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205181477U Expired - Lifetime CN201851106U (en) | 2010-09-03 | 2010-09-03 | Probe tube type formation gamma measurement-while-drilling (MWD) system |
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| CN (1) | CN201851106U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425402A (en) * | 2011-12-23 | 2012-04-25 | 中天启明石油技术有限公司 | Self-locating type direction gamma measuring system |
| CN105425278A (en) * | 2015-12-10 | 2016-03-23 | 天津普达软件技术有限公司 | Fine adjustment device for rock core gamma measuring instrument |
| CN106121638A (en) * | 2016-08-30 | 2016-11-16 | 武汉海阔科技有限公司 | A kind of measurement while drilling downhole system coaxially connected based on three cores |
-
2010
- 2010-09-03 CN CN2010205181477U patent/CN201851106U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425402A (en) * | 2011-12-23 | 2012-04-25 | 中天启明石油技术有限公司 | Self-locating type direction gamma measuring system |
| CN105425278A (en) * | 2015-12-10 | 2016-03-23 | 天津普达软件技术有限公司 | Fine adjustment device for rock core gamma measuring instrument |
| CN106121638A (en) * | 2016-08-30 | 2016-11-16 | 武汉海阔科技有限公司 | A kind of measurement while drilling downhole system coaxially connected based on three cores |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110601 |