CN110541700B - Imaging oil reservoir parameter measuring tool - Google Patents
Imaging oil reservoir parameter measuring tool Download PDFInfo
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- CN110541700B CN110541700B CN201910827752.8A CN201910827752A CN110541700B CN 110541700 B CN110541700 B CN 110541700B CN 201910827752 A CN201910827752 A CN 201910827752A CN 110541700 B CN110541700 B CN 110541700B
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- 238000003384 imaging method Methods 0.000 title claims abstract description 17
- FVAUCKIRQBBSSJ-UHFFFAOYSA-M sodium iodide Chemical compound [Na+].[I-] FVAUCKIRQBBSSJ-UHFFFAOYSA-M 0.000 claims abstract description 54
- 238000001514 detection method Methods 0.000 claims abstract description 34
- 239000013078 crystal Substances 0.000 claims abstract description 20
- 235000009518 sodium iodide Nutrition 0.000 claims abstract description 18
- 238000005259 measurement Methods 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000005553 drilling Methods 0.000 abstract description 8
- 238000003708 edge detection Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/01—Devices for supporting measuring instruments on drill bits, pipes, rods or wirelines; Protecting measuring instruments in boreholes against heat, shock, pressure or the like
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/02—Determining slope or direction
- E21B47/022—Determining slope or direction of the borehole, e.g. using geomagnetism
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Geophysics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Remote Sensing (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses an imaging oil reservoir parameter measuring tool which comprises a measuring tool framework, wherein the front end of the measuring tool framework is formed into a detecting end, and an embedded groove is formed in the measuring tool framework; a circuit board embedded within the measurement tool skeleton; the circuit boards are embedded into an embedded groove respectively; a wiring groove is formed between the adjacent embedded grooves, and the wiring of the circuit board is arranged in the wiring groove; the detection assembly is divided into a sector positioning part and a sodium iodide crystal sensor; the data reading assembly is used for receiving and storing the real-time data acquired by the sector positioning part and the sodium iodide crystal sensor; the detection assembly has two sodium iodide crystal sensors. The tool is close to the drill bit and has the edge detection function, so that the drill bit can be ensured to always drill in sandstone, and the sandstone drilling rate of an ultrathin oil layer can be effectively improved.
Description
Technical Field
The invention relates to the technical field of underground drilling tests, in particular to an imaging oil reservoir parameter measuring tool.
Background
In the current ultra-thin reservoir address guidance, a traditional natural gamma measurement system is adopted to perform the integral gamma value of the bottom layer around the well under the well, so as to judge the drilling tool enters a reservoir layer and exits the reservoir layer; however, the conventional measuring system is far away from the drill bit and cannot realize the edge-probing function, and in addition, the conventional measuring instrument is only suitable for one sodium iodide crystal sensor and does not have the sector measuring capability.
After long-time practice, it is not difficult to find that the detection capability of the measurement system in the prior art is greatly limited due to the lack of the sectorial detection capability, and the drilling direction of the drill bit cannot be accurately adjusted in real time.
Disclosure of Invention
The invention aims to provide an imaging oil reservoir parameter measuring tool which is novel in structure and has a sector positioning function.
In order to achieve the above purpose, the invention provides the following technical scheme:
the invention relates to an imaging oil reservoir parameter measuring tool, which comprises:
the measuring tool framework is characterized in that the front end of the measuring tool framework is formed into a detection end, and an embedded groove is formed in the measuring tool framework;
a circuit board embedded within the measurement tool skeleton;
the circuit boards are embedded into an embedded groove respectively;
a wiring groove is formed between the adjacent embedded grooves, and the wiring of the circuit board is arranged in the wiring groove;
the measuring tool further comprises:
the detection assembly is divided into a sector positioning part and a sodium iodide crystal sensor;
the data reading assembly is used for receiving and storing the real-time data acquired by the sector positioning part and the sodium iodide crystal sensor;
the detection assembly has two sodium iodide crystal sensors.
Furthermore, the measuring tool framework is of a cylindrical structure, a central through hole is formed in the measuring tool framework along the axis of the measuring tool framework, a mounting hole communicated with the central through hole is formed in one end of the measuring tool framework, and the measuring tool framework is assembled with process upstream equipment through the mounting hole;
the other end of the measuring tool framework is formed into a detection end with the diameter smaller than that of the measuring tool framework;
an flaring through hole communicated with the central through hole is formed in the detection end;
the embedded grooves are formed in the measuring tool framework, close to one side of the detection end and distributed along the circumferential direction of the measuring tool framework at intervals.
Furthermore, the data reading assembly is integrated on one side of the measuring tool framework, which is far away from the detection end, and a data reading assembly embedding groove is formed in the measuring tool framework;
the data reading assembly comprises a data reading chip embedded in the data reading assembly embedded groove and a data reading port cover plate buckled on the data reading assembly embedded groove;
a data reading port is reserved in the data reading assembly embedded groove;
the data reading port is closed by the data reading port cover plate.
Further, the data reading port cover plate is fixedly connected with the measuring tool framework through bolts.
Furthermore, an installation part is formed on one side, close to the detection end, of the measuring tool framework, and an embedded groove is formed in the installation part;
the measuring tool framework is provided with an outer wall protection cylinder sleeved outside the mounting part;
after the circuit board is embedded into the embedded groove, the embedded groove is closed through the outer wall protection barrel.
Furthermore, ten circuit boards are integrated in the measuring tool framework.
In the technical scheme, the imaging oil reservoir parameter measuring tool provided by the invention has the following beneficial effects:
the measuring tool is integrated with a sector positioning component and two sodium iodide crystal sensors, and the circuit board, the data reading component and the detection component are integrated at positions close to the drill bit, so that the edge detection operation can be performed on a detected area, the detection effect is improved, and the drilling direction of the drill bit is guided in real time.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is an assembly view of an imaging reservoir parameter measurement tool provided in accordance with an embodiment of the present invention;
FIG. 2 is a schematic diagram of a fastening structure of a data reading port cover plate of an imaging reservoir parameter measuring tool according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an outer wall protection cylinder of an imaging reservoir parameter measurement tool according to an embodiment of the present invention.
Description of reference numerals:
1. measuring a tool skeleton; 2. a data reading port cover plate; 3. an outer wall protection cylinder; 4. a circuit board; 5. a bolt; 6. a probe end; 7. a central through hole; 8. mounting holes; 9. flaring the through hole; 10. and a data reading port.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
See fig. 1-3;
the invention relates to an imaging oil reservoir parameter measuring tool, which comprises:
the measuring tool comprises a measuring tool framework 1, wherein the front end of the measuring tool framework 1 is formed into a detection end 6, and an embedded groove is formed in the measuring tool framework 1;
a circuit board 4 embedded in the measuring tool skeleton 1;
the circuit boards 4 are multiple, and the multiple circuit boards 4 are respectively embedded into an embedded groove;
a wiring groove is formed between the adjacent embedded grooves, and the wiring of the circuit board 4 is arranged in the wiring groove;
the measuring tool further comprises:
the detection assembly is divided into a sector positioning part and a sodium iodide crystal sensor;
the data reading assembly is used for receiving and storing the real-time data acquired by the sector positioning part and the sodium iodide crystal sensor;
the detection assembly has two sodium iodide crystal sensors.
Specifically, the measuring tool disclosed in this embodiment uses the measuring tool framework 1 as a main body, and one end of the measuring tool is formed as a detection end 6, and when in operation, the measuring tool goes deep into the downhole position, and accurately detects through the sector positioning component and the two sodium iodide crystal sensors integrated thereon, and can have a sectorial measuring capability. The sector positioning component is mainly used for judging the position of a natural gamma crystal sensor when an instrument rotates at a high speed, measuring information such as a magnetic azimuth, a well deviation and an azimuth angle, and calculating the position of the gamma crystal sensor through a fixed formula. The device is used for measuring well inclination, azimuth angle and magnetic tool face, when in operation, the local magnetic inclination angle is input, and the gravity tool face angle is inverted by using a firmware algorithm, so that the position of the sector where the gamma sensor is positioned in the rotating state can be judged. The two sodium iodide crystal sensors collect natural gamma rays of the stratum in real time, a sector data processing algorithm is arranged in the central controller, gamma data of multiple sectors are processed, measurement results of the multiple sectors are uploaded to a ground processing system, the ground processing system displays the natural gamma value changes of different orientations of the stratum, and the orientations of the drilling tool in and out of the reservoir are judged according to the gamma value change trend.
The gamma sector positioning algorithm comprises the following steps: the sector positioning part and a gamma sensor are arranged on the same side, so that the sector positioning part can reflect the position of the sensor sector in real time, the other sensor is arranged on the symmetrical side, when the instrument rotates at a high speed, only the positioning module is needed to provide the current sensor sector, the position of the other sensor is fixed, and the central processing unit calculates the natural gamma counting rates passing through different sectors according to the high-speed rotating positions of the two sensors.
The measuring tool framework 1 disclosed by the embodiment is internally integrated with a plurality of circuit boards 4, the circuit boards 4 are electrically connected with the detection assembly and the data reading assembly to control all functional components to work, and meanwhile, the circuit boards 4 are communicated with an external ground processing system to transmit underground detection data in real time.
Preferably, in the embodiment, the measuring tool framework 1 is in a cylindrical structure, a central through hole 7 is formed in the measuring tool framework 1 along the axis of the measuring tool framework, a mounting hole 8 communicated with the central through hole 7 is formed in one end of the measuring tool framework 1, and the measuring tool framework 1 is assembled with upstream process equipment through the mounting hole 8;
the other end of the measuring tool framework 1 is formed into a detecting end 6 with the diameter smaller than that of the measuring tool framework 1;
a flared through hole 9 communicated with the central through hole 7 is formed in the detection end 6;
the plurality of embedded grooves are arranged on one side, close to the detection end 6, of the measuring tool framework 1 and distributed at intervals along the circumferential direction of the measuring tool framework 1.
The data reading assembly is integrated on one side, away from the detection end 6, of the measuring tool framework 1, and a data reading assembly embedding groove is formed in the measuring tool framework 1;
the data reading assembly comprises a data reading chip embedded in the data reading assembly embedded groove and a data reading port cover plate 2 buckled on the data reading assembly embedded groove;
a data reading port 10 is reserved in the data reading assembly embedded groove;
the data reading port 10 is closed by a data reading port cover plate 2.
The data reading assembly is mainly used for reading and storing detected gamma value data and data detected by the sector positioning component to the positions of the two sodium iodide crystal sensors in the detection process, the internal data reading chip is electrically connected with the circuit board 4 to receive various data signals, and finally, a data reading port 10 is reserved to facilitate subsequent data reading.
More specifically: the data reading port cover plate 2 is fixedly connected with the measuring tool framework 1 through a bolt 5. So as to realize convenient disassembly and assembly.
Preferably, one side of the measuring tool framework 1, which is close to the detection end 6, is formed into a mounting part, and an embedded groove is formed in the mounting part;
the measuring tool framework 1 is provided with an outer wall protection cylinder 3 sleeved outside the mounting part;
after the circuit board 4 is embedded into the embedded groove, the embedded groove is closed by the outer wall protection barrel 3.
Among them, as the most preferable structure of the measuring tool of the present embodiment, the frame 1 of the measuring tool is integrated with ten circuit boards 4.
In the technical scheme, the imaging oil reservoir parameter measuring tool provided by the invention has the following beneficial effects:
the measuring tool is integrated with a sector positioning component and two sodium iodide crystal sensors, and the circuit board 4, the data reading component and the detection component are integrated at positions close to the drill bit, so that the edge detection operation can be performed on a detected area, the detection effect is improved, and the drilling direction of the drill bit is guided in real time.
The tool is close to the drill bit and has the edge detection function, so that the drill bit can be ensured to always drill in sandstone, and the sandstone drilling rate of an ultrathin oil layer can be effectively improved.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (5)
1. An imaging reservoir parameter measurement tool, comprising:
the measuring tool framework (1), wherein the front end of the measuring tool framework (1) is formed into a detection end (6), and an embedded groove is formed in the measuring tool framework (1);
a circuit board (4) embedded in the measuring tool skeleton (1);
the circuit boards (4) are multiple, and the multiple circuit boards (4) are respectively embedded into an embedded groove;
a wiring groove is formed between the adjacent embedded grooves, and the wiring of the circuit board (4) is arranged in the wiring groove;
the measuring tool further comprises:
the detection assembly is divided into a sector positioning part and a sodium iodide crystal sensor;
the data reading assembly is used for receiving and storing the real-time data acquired by the sector positioning part and the sodium iodide crystal sensor;
the detection component is provided with two sodium iodide crystal sensors;
the measuring tool framework (1) is of a cylindrical structure, a central through hole (7) is formed in the measuring tool framework (1) along the axis of the measuring tool framework, a mounting hole (8) communicated with the central through hole (7) is formed in one end of the measuring tool framework (1), and the measuring tool framework (1) is assembled with process upstream equipment through the mounting hole (8);
the other end of the measuring tool framework (1) is formed into a detection end (6) with the diameter smaller than that of the measuring tool framework (1);
a flared through hole (9) communicated with the central through hole (7) is formed in the detection end (6);
the embedded grooves are formed in the measuring tool framework (1) and are close to one side of the detection end (6) and distributed along the circumferential direction of the measuring tool framework (1) at intervals.
2. The imaging reservoir parameter measuring tool according to claim 1, characterized in that the data reading component is integrated on the side of the measuring tool framework (1) far away from the detecting end (6), and a data reading component embedding groove is formed on the measuring tool framework (1);
the data reading assembly comprises a data reading chip embedded in the data reading assembly embedded groove and a data reading port cover plate (2) buckled on the data reading assembly embedded groove;
a data reading port (10) is reserved in the data reading assembly embedded groove;
the data reading port (10) is closed by the data reading port cover plate (2).
3. An imaging reservoir parameter measuring tool according to claim 2, characterized in that the data reading port cover plate (2) is fixedly connected with the measuring tool framework (1) through bolts (5).
4. The imaging reservoir parameter measuring tool according to claim 1, characterized in that one side of the measuring tool framework (1) close to the detection end (6) is formed into a mounting part, and the mounting part is internally provided with the embedded groove;
the measuring tool framework (1) is provided with an outer wall protection cylinder (3) sleeved outside the mounting part;
after the circuit board (4) is embedded into the embedded groove, the embedded groove is closed through the outer wall protection barrel (3).
5. An imaging reservoir parameter measurement tool according to claim 1, characterized in that ten circuit boards (4) are integrated in the measurement tool skeleton (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910827752.8A CN110541700B (en) | 2019-09-03 | 2019-09-03 | Imaging oil reservoir parameter measuring tool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910827752.8A CN110541700B (en) | 2019-09-03 | 2019-09-03 | Imaging oil reservoir parameter measuring tool |
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| Publication Number | Publication Date |
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| CN110541700A CN110541700A (en) | 2019-12-06 |
| CN110541700B true CN110541700B (en) | 2020-06-02 |
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| CN201910827752.8A Active CN110541700B (en) | 2019-09-03 | 2019-09-03 | Imaging oil reservoir parameter measuring tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6502456B1 (en) * | 1999-02-23 | 2003-01-07 | Photosonic, Inc. | Method and apparatus for measuring multiple parameters of steam |
| CN107701170B (en) * | 2016-08-03 | 2021-02-05 | 中国石油化工股份有限公司 | Near-bit imaging measurement device and method |
| CN207063971U (en) * | 2017-08-07 | 2018-03-02 | 中国石油化工股份有限公司 | A kind of multi-parameter measurement while drilling device |
| CN207393186U (en) * | 2017-08-16 | 2018-05-22 | 中石化石油工程技术服务有限公司 | A kind of safety drilling downhole parameters survey tool |
| CN109025969B (en) * | 2018-08-28 | 2019-05-10 | 中国科学院地质与地球物理研究所 | One kind is with brill orientation acoustic logging device and measurement method |
| CN109899055A (en) * | 2019-03-14 | 2019-06-18 | 陕西华晨石油科技有限公司 | A kind of sector acoustic logging instrument caliberating device and scaling method |
| CN109989742A (en) * | 2019-03-26 | 2019-07-09 | 陕西华晨石油科技有限公司 | A kind of eight sector sound wave perforation localization method of set back side |
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