CN210049893U - In-situ Raman detection system for underground fluid - Google Patents
In-situ Raman detection system for underground fluid Download PDFInfo
- Publication number
- CN210049893U CN210049893U CN201920666516.8U CN201920666516U CN210049893U CN 210049893 U CN210049893 U CN 210049893U CN 201920666516 U CN201920666516 U CN 201920666516U CN 210049893 U CN210049893 U CN 210049893U
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- Prior art keywords
- raman detection
- lifting
- detection system
- pipeline
- contracting
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- 238000001069 Raman spectroscopy Methods 0.000 title claims abstract description 62
- 238000001514 detection method Methods 0.000 title claims abstract description 51
- 239000012530 fluid Substances 0.000 title claims abstract description 33
- 238000011065 in-situ storage Methods 0.000 title claims description 23
- 239000000523 sample Substances 0.000 claims abstract description 59
- 238000005070 sampling Methods 0.000 claims abstract description 57
- 238000005086 pumping Methods 0.000 claims abstract description 42
- 239000007788 liquid Substances 0.000 claims abstract description 41
- 239000012535 impurity Substances 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000010453 quartz Substances 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 8
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 230000001174 ascending effect Effects 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- -1 carbonate radicals Chemical class 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010779 crude oil Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
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Abstract
The utility model discloses a fluid normal position raman detection system in pit, including the tubular column, be provided with the lift and contract top in the tubular column and lean on device, lift and contract sampling probe, pumping system, raman detection system, hydraulic system and control system, be provided with on the tubular column and supply the first tubular column through-hole that the lift and contract top passed by the device and supply the second tubular column through-hole that the lift and contract sampling probe passed, the lift and contract top lean on device and lift and contract sampling probe respectively with hydraulic system is connected, hydraulic system is used for driving the lift and contract top to lean on the device and lift and contract sampling probe and carry out the lift and contract motion; a liquid inlet of the pumping system is communicated with a liquid outlet of the scaling sampling probe through a first pipeline, and a liquid outlet of the pumping system is communicated with the Raman detection system through a pipeline; the pumping system, the Raman detection system and the hydraulic system are respectively connected with the control system, and the control system is used for controlling the opening and closing of the pumping system, the Raman detection system and the hydraulic system.
Description
Technical Field
The utility model relates to an normal position raman detection system especially relates to a fluid normal position raman detection system in pit.
Background
The underground in-situ data has an important effect on development and evaluation of oil gas and hydrate, the existing underground in-situ data only has two ways of acquiring, namely stratum in-situ test and pressure-maintaining coring test, most of the existing methods adopt coring on stratum samples and then analyzing pressure-maintaining cores, but the pressure-maintaining coring technology is high in difficulty, high in cost and long in period.
The underground in-situ test can quickly acquire underground in-situ data, the existing underground in-situ test is provided with an MDT (minimization drive test) modular formation dynamic tester proposed by Schlumberger corporation, the formation dynamic tester is mainly used for analyzing components such as methane, crude oil and the like, but the components which can be analyzed are relatively limited, and various components of underground liquid cannot be completely analyzed.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a downhole fluid in-situ Raman detection system, which drives a lifting and contracting propping device to lift and contract through a hydraulic system, so that the lifting and contracting propping device is lifted out of a pipe column, and the lifting and contracting propping device props the pipe column to a well wall; the hydraulic system drives the lifting sampling probe to perform lifting movement, so that the lifting sampling probe is lifted out of the pipe column, the lifting sampling probe is inserted into a borehole wall reservoir to extract reservoir fluid, and the Raman detection system can detect chemical components such as sulfate radicals, carbonate radicals, carbon dioxide, methane and the like in the reservoir fluid in real time.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a downhole fluid in-situ Raman detection system comprises a tubular column, wherein a lifting and contracting jacking device, a lifting and contracting sampling probe, a pumping system, a Raman detection system, a hydraulic system and a control system are arranged in the tubular column, a first tubular column through hole for the lifting and contracting jacking device to pass through and a second tubular column through hole for the lifting and contracting sampling probe to pass through are formed in the tubular column, the lifting and contracting jacking device and the lifting and contracting sampling probe are respectively connected with the hydraulic system, and the hydraulic system is used for driving the lifting and contracting jacking device and the lifting and contracting sampling probe to perform lifting and contracting movement; a liquid inlet of the pumping system is communicated with a liquid outlet of the scaling sampling probe through a first pipeline, and a liquid outlet of the pumping system is communicated with the Raman detection system through a pipeline; the pumping system, the Raman detection system and the hydraulic system are respectively connected with the control system, and the control system is used for controlling the opening and closing of the pumping system, the Raman detection system and the hydraulic system.
Further, the underground fluid in-situ Raman detection system further comprises an air supply system, and the air supply system is connected with the control system; the gas supply system is communicated with the lifting sampling probe through a first gas supply pipe.
Furthermore, the underground fluid in-situ Raman detection system further comprises a power supply system, the pumping system, the Raman detection system, the hydraulic system and the control system are respectively connected with the power supply system, and the power supply system is used for supplying power to the pumping system, the Raman detection system, the hydraulic system and the control system.
Further, the sampling probe that contracts rises includes sampling bucket and sample body, the sampling bucket is located the top of sample body, the bottom of sample body is provided with sample body liquid outlet, sample body liquid outlet through first pipeline with the pumping system intercommunication, the lateral wall of sampling bucket is provided with the double-deck filter screen that is used for filtering solid impurity.
Further, the double-layer filter screen comprises a first filter screen and a second filter screen connected with the first filter screen, and the first filter screen is arranged on the outer side of the second filter screen.
Further, the Raman detection system comprises a light splitting cell and a Raman spectrometer, the Raman spectrometer is connected with the light splitting cell and used for detecting components of liquid in the light splitting cell, and a liquid inlet of the light splitting cell is communicated with a liquid outlet of the pumping system through a pipeline.
Further, the in-situ Raman detection system for the underground fluid further comprises a secondary filter, wherein a liquid inlet of the secondary filter is communicated with a liquid outlet of the pumping system through a second pipeline, a liquid outlet of the secondary filter is communicated with a liquid inlet of the light splitting pool through a third pipeline, a liquid outlet of the light splitting pool is connected with a fourth pipeline, a liquid discharge port is formed in the pipe column, and one end of the fourth pipeline, which is far away from the light splitting pool, is communicated with the liquid discharge port.
Further, a second one-way valve is arranged on the fourth pipeline.
Further, the light splitting cell is made of quartz materials.
Compared with the prior art, the utility model has the advantages that the tubular column is provided with a first tubular column through hole for the lifting and contracting jacking device to pass through and a second tubular column through hole for the lifting and contracting sampling probe to pass through, the lifting and contracting jacking device and the lifting and contracting sampling probe are respectively connected with a hydraulic system, and the hydraulic system is used for driving the lifting and contracting jacking device and the lifting and contracting sampling probe to perform lifting and contracting movement; a liquid inlet of a pumping system is communicated with a liquid outlet of the lifting sampling probe through a first pipeline, and a liquid outlet of the pumping system is communicated with the Raman detection system through a pipeline; the pumping system, the Raman detection system and the hydraulic system are respectively connected with the control system, and the control system is used for controlling the opening and closing of the pumping system, the Raman detection system and the hydraulic system; the hydraulic system drives the lifting and contracting propping device to perform lifting and contracting movement, so that the lifting and contracting propping device is lifted out of the pipe column, and the lifting and contracting propping device props the pipe column against the well wall; the hydraulic system drives the lifting sampling probe to perform lifting movement, so that the lifting sampling probe is lifted out of the pipe column, the lifting sampling probe is inserted into a borehole wall reservoir to extract reservoir fluid, and the Raman detection system can detect chemical components such as sulfate radicals, carbonate radicals, carbon dioxide, methane and the like in the reservoir fluid in real time.
Drawings
The following detailed description of embodiments of the invention is provided with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural view of the present invention at rest.
Fig. 2 is a schematic structural diagram of the present invention during operation.
Fig. 3 is a schematic structural diagram of the retractable sampling probe of the present invention.
In the figure: the device comprises a 1-column, a 2-lifting and contracting jacking device, a 3-lifting and contracting sampling probe, a 4-pumping system, a 5-Raman detection system, a 6-hydraulic system, a 7-control system, an 8-gas supply system, a 9-power supply system, a 10-secondary filter, a 31-sampling barrel, a 32-sampling body, a 33-first filter screen, a 34-second filter screen, a 41-first pipeline, a 42-second pipeline, a 43-third pipeline, a 44-fourth pipeline, a 45-second one-way valve, a 51-light splitting cell, a 52-Raman spectrometer and a 81-first gas supply pipe.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-3, a downhole fluid in-situ raman detection system comprises a pipe column 1, wherein a lifting and retracting abutting device 2, a lifting and retracting sampling probe 3, a pumping system 4, a secondary filter 10, a raman detection system 5, a hydraulic system 6 and a control system 7 are arranged in the pipe column 1.
Specifically, a first pipe column through hole for the lifting and retracting abutting device 2 to pass through and a second pipe column through hole for the lifting and retracting sampling probe 3 to pass through are formed in the pipe column 1, the lifting and retracting abutting device 2 and the lifting and retracting sampling probe 3 are respectively connected with the hydraulic system 6, and the hydraulic system 6 is used for driving the lifting and retracting abutting device 2 and the lifting and retracting sampling probe 3 to perform lifting and retracting movement.
Specifically, the liquid inlet of the pumping system 4 is communicated with the liquid outlet of the up-and-down sampling probe 3 through a first pipeline 41, the liquid outlet of the pumping system 4 is communicated with the liquid inlet of the secondary filter 10 through a second pipeline 42, and the liquid outlet of the secondary filter 10 is communicated with the raman detection system 5 through a third pipeline 43; the pumping system 4, the Raman detection system 5 and the hydraulic system 6 are respectively connected with the control system 7, and the control system 7 is used for controlling the opening and closing of the pumping system 4, the Raman detection system 5 and the hydraulic system 6.
Specifically, the present embodiment further includes an air supply system 8, where the air supply system 8 is connected to the control system 7; the gas supply system 8 is communicated with the sampling probe 3 through a first gas supply pipe 81.
Specifically, the present embodiment further includes a power supply system 9, the pumping system 4, the raman detection system 5, the hydraulic system 6, and the control system 7 are respectively connected to the power supply system 9, and the power supply system 9 is configured to supply power to the pumping system 4, the raman detection system 5, the hydraulic system 6, and the control system 7.
Specifically, the liter sampling probe 3 that contracts includes sampling bucket 31 and sample body 32, sampling bucket 31 is located the top of sample body 32, the bottom of sample body 32 is provided with the sample body liquid outlet, the sample body liquid outlet through first pipeline 41 with pumping system 4 intercommunication, the lateral wall of sampling bucket 31 is provided with the double-deck filter screen that is used for filtering solid impurity. Preferably, the double-layer filter screen comprises a first filter screen 33 and a second filter screen 34 connected with the first filter screen 33, and the first filter screen 33 is arranged on the outer side of the second filter screen 34. This implementation is provided with first filter screen 33 and second filter screen 34, can make the diameter be greater than 0.1 micron solid impurity can not get into in the sampling bucket 31, prevents that solid impurity from blockking up sampling bucket 31.
Specifically, the raman detection system 5 includes a spectroscopic cell 51 and a raman spectrometer 52, the raman spectrometer 52 is connected to the spectroscopic cell 51, the raman spectrometer 52 is configured to detect a component of the liquid in the spectroscopic cell 51, and an inlet of the spectroscopic cell 51 is communicated with an outlet of the secondary filter 10 through a third pipe 43. Preferably, the spectrometer cell 51 is made of quartz material.
Specifically, this embodiment still includes secondary filter 10, the inlet of secondary filter 10 pass through second pipeline 42 with the outlet of pumping system 4 communicates, the outlet of secondary filter 10 pass through third pipeline 43 with the inlet of beam split pond 51 communicates, the outlet of beam split pond 51 is connected with fourth pipeline 44, be provided with the leakage fluid dram on the tubular column 1, fourth pipeline 44 keeps away from the one end of beam split pond 51 with the leakage fluid dram communicates, be provided with second check valve 45 on the fourth pipeline 44. Preferably, the detected reservoir fluid may exit the pipe string 1 via the fourth conduit 44 and a drain.
The working principle of the embodiment is as follows:
the control system 7 controls the hydraulic system 6 to be started, the hydraulic system 6 drives the lifting and contracting propping device 2 to work, and the lifting and contracting propping device 2 is lifted out of a first pipe column through hole in the pipe column 1, so that the pipe column 1 is propped against the wall of a well; then the hydraulic system 6 drives the ascending and contracting sampling probe 3 to work, so that the ascending and contracting sampling probe 3 is lifted out of a second column through hole in the column 1, the ascending and contracting sampling probe 3 is inserted into a well wall reservoir to extract reservoir fluid after being lifted out, the control system 7 controls the pumping system 4 to be started, the pumping system 4 extracts the reservoir fluid from the ascending and contracting sampling probe 3, the reservoir fluid sequentially passes through the first pipeline 41, the pumping system 4, the second pipeline 42, the secondary filter 10 and the third pipeline 43 and then enters the light splitting cell 51, the Raman spectrometer 52 detects the reservoir fluid in the light splitting cell 51, and the Raman spectrometer 52 can detect chemical components such as sulfate radicals, carbonate radicals, carbon dioxide, methane and the like in the reservoir fluid in real time; the control system 7 controls the gas supply system 8 to be opened, high-pressure gas in the gas supply system 8 carries out back flushing on a double-layer filter screen in the lifting and contracting sampling probe 3 and a flow path of the whole system through the first gas supply pipe 81, so that the whole system is cleaned, the hydraulic system 6 drives the lifting and contracting propping device 2 and the lifting and contracting sampling probe 3 to be recovered into the tubular column 1, and the next test is carried out.
Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes are intended to fall within the scope of the claims.
Claims (9)
1. An in-situ Raman detection system for downhole fluids, comprising: the device comprises a pipe column (1), wherein a lifting and contracting jacking device (2), a lifting and contracting sampling probe (3), a pumping system (4), a Raman detection system (5), a hydraulic system (6) and a control system (7) are arranged in the pipe column, a first pipe column through hole for the lifting and contracting jacking device (2) to pass through and a second pipe column through hole for the lifting and contracting sampling probe (3) to pass through are formed in the pipe column (1), the lifting and contracting jacking device (2) and the lifting and contracting sampling probe (3) are respectively connected with the hydraulic system (6), and the hydraulic system (6) is used for driving the lifting and contracting jacking device (2) and the lifting and contracting sampling probe (3) to perform lifting and contracting movement; a liquid inlet of the pumping system (4) is communicated with a liquid outlet of the lifting sampling probe (3) through a first pipeline (41), and a liquid outlet of the pumping system (4) is communicated with the Raman detection system (5) through a pipeline; the pumping system (4), the Raman detection system (5) and the hydraulic system (6) are respectively connected with the control system (7), and the control system (7) is used for controlling the opening and closing of the pumping system (4), the Raman detection system (5) and the hydraulic system (6).
2. The downhole fluid in-situ raman detection system according to claim 1, wherein: the device also comprises an air supply system (8), wherein the air supply system (8) is connected with the control system (7); the gas supply system (8) is communicated with the lifting sampling probe (3) through a first gas supply pipe (81).
3. The downhole fluid in-situ raman detection system according to claim 1, wherein: still include electrical power generating system (9), pumping system (4), raman detection system (5), hydraulic system (6) and control system (7) respectively with electrical power generating system (9) are connected, electrical power generating system (9) are used for supplying power for pumping system (4), raman detection system (5), hydraulic system (6) and control system (7).
4. The downhole fluid in-situ raman detection system according to claim 1, wherein: the liter sampling probe (3) that contracts is including sampling bucket (31) and sample body (32), sampling bucket (31) are located the top of sample body (32), the bottom of sample body (32) is provided with the sample body liquid outlet, the sample body liquid outlet through first pipeline (41) with pumping system (4) intercommunication, the lateral wall of sampling bucket (31) is provided with the double-deck filter screen that is used for filtering solid impurity.
5. The downhole fluid in-situ raman detection system according to claim 4, wherein: the double-layer filter screen comprises a first filter screen (33) and a second filter screen (34) connected with the first filter screen (33), wherein the first filter screen (33) is arranged on the outer side of the second filter screen (34).
6. The downhole fluid in-situ raman detection system according to claim 1, wherein: the Raman detection system (5) comprises a light splitting cell (51) and a Raman spectrometer (52), the Raman spectrometer (52) is connected with the light splitting cell (51), the Raman spectrometer (52) is used for detecting components of liquid in the light splitting cell (51), and a liquid inlet of the light splitting cell (51) is communicated with a liquid outlet of the pumping system (4) through a pipeline.
7. The downhole fluid in-situ raman detection system according to claim 6, wherein: still include secondary filter (10), the inlet of secondary filter (10) pass through second pipeline (42) with the liquid outlet intercommunication of pump system of pumping (4), the liquid outlet of secondary filter (10) pass through third pipeline (43) with the inlet intercommunication of beam split pond (51), the liquid outlet of beam split pond (51) is connected with fourth pipeline (44) that are used for the flowing back, be provided with the leakage fluid dram on tubular column (1), fourth pipeline (44) are kept away from the one end of beam split pond (51) with the leakage fluid dram intercommunication.
8. The downhole fluid in-situ raman detection system according to claim 7, wherein: and a second one-way valve (45) is arranged on the fourth pipeline (44).
9. The downhole fluid in-situ raman detection system according to claim 6, wherein: the light splitting cell (51) is made of quartz materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920666516.8U CN210049893U (en) | 2019-05-09 | 2019-05-09 | In-situ Raman detection system for underground fluid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920666516.8U CN210049893U (en) | 2019-05-09 | 2019-05-09 | In-situ Raman detection system for underground fluid |
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| Publication Number | Publication Date |
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| CN210049893U true CN210049893U (en) | 2020-02-11 |
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| CN201920666516.8U Expired - Fee Related CN210049893U (en) | 2019-05-09 | 2019-05-09 | In-situ Raman detection system for underground fluid |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107291A (en) * | 2019-05-09 | 2019-08-09 | 广州海洋地质调查局 | A kind of downhole fluid in-situ Raman detection system |
-
2019
- 2019-05-09 CN CN201920666516.8U patent/CN210049893U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107291A (en) * | 2019-05-09 | 2019-08-09 | 广州海洋地质调查局 | A kind of downhole fluid in-situ Raman detection system |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200211 |