CN210572050U - Drilling fluid ion concentration detection and analysis device - Google Patents
Drilling fluid ion concentration detection and analysis device Download PDFInfo
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- CN210572050U CN210572050U CN201920894344.XU CN201920894344U CN210572050U CN 210572050 U CN210572050 U CN 210572050U CN 201920894344 U CN201920894344 U CN 201920894344U CN 210572050 U CN210572050 U CN 210572050U
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Abstract
The application discloses drilling fluid ion concentration detection analytical equipment includes: sealing the cavity; the sample box is positioned in the sealed cavity; one end of the sample injection component is communicated with the drilling fluid, and the other end of the sample injection component hermetically extends into the sealed cavity and is used for adding a drilling fluid sample into the sample box; the X-ray light pipe is positioned above the sample box and is inclined to the liquid level of the drilling fluid sample; the receiving end of the X-ray fluorescence detector is hermetically inserted into the sealed cavity, the emitted rays irradiate the liquid level of the drilling fluid sample, and the generated fluorescence enters the receiving end of the X-ray fluorescence detector; the pressure control system is used for controlling the pressure in the sealed cavity; and the controller is connected with the X-ray light pipe and the X-ray fluorescence detector and is used for receiving fluorescence data and analyzing the ion concentration of the drilling fluid. Compared with the existing analysis method, the drilling fluid ion concentration detection and analysis device has the advantages of high analysis speed, simple structure and convenience in operation.
Description
Technical Field
The utility model relates to an oil logging technical field, in particular to drilling fluid ion concentration detection analysis device.
Background
The drilling fluid is used as well drilling blood, contains abundant underground information, is particularly used for identifying the property of formation water and distinguishing the type of the formation water, can provide abundant data for comprehensive evaluation of an oil-gas water layer, determination of an oil-water interface, decision-making of field production and determination of a well completion scheme, and has extremely important significance in the processes of oil-gas exploration and development of formation water analysis.
The conventional logging technology generally adopts methods such as chloride ion titration analysis, outlet conductivity measurement and the like, and can only qualitatively analyze and judge whether the stratum contains water, but cannot accurately evaluate the water content grade and the water type; the ion chromatography technology is a high performance liquid chromatography technology, and is currently used for detecting the mass concentration of inorganic ions in the drilling fluid on site, but because the drilling fluid has complex components, solid particles in the drilling fluid need to be removed by a centrifugal method, organic components are absorbed by microporous filter membrane filtration and active carbon, the sample processing work is complicated, the workload is large, the instrument operation is complex, the analysis time is long, and the requirement of the current oil field development for speed improvement and efficiency improvement can not be met.
In summary, how to solve the problem of long time for detecting and analyzing the ion concentration of the drilling fluid becomes a problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, an object of the present invention is to provide a drilling fluid ion concentration detection and analysis device to shorten the detection and analysis time.
In order to achieve the above purpose, the utility model provides the following technical scheme:
a drilling fluid ion concentration detection and analysis device comprises:
sealing the cavity;
the sample box is positioned in the sealed cavity and is used for containing a drilling fluid sample;
one end of the sample injection component is communicated with the drilling fluid, and the other end of the sample injection component hermetically extends into the sealed cavity and is used for adding a drilling fluid sample into the sample box;
the X-ray light pipe is inserted into the sealed cavity in a sealing mode, the X-ray light pipe is located above the sample box, and the ray emitting end is inclined to the liquid level of the drilling fluid sample;
the receiving end of the X-ray fluorescence detector is hermetically inserted into the sealed cavity, the rays emitted by the X-ray light pipe irradiate the liquid level of the drilling fluid sample, and the generated fluorescence enters the receiving end of the X-ray fluorescence detector;
a pressure control system for controlling the pressure within the sealed cavity;
and the controller is connected with the X-ray light pipe and the X-ray fluorescence detector and is used for receiving fluorescence data and analyzing the ion concentration of the drilling fluid.
Preferably, in the above drilling fluid ion concentration detection and analysis apparatus, the sample injection part includes:
the liquid storage tank is used for containing drilling fluid;
one end of the sampling pipe extends into the liquid storage tank and is positioned below the liquid level of the drilling fluid, and the other end of the sampling pipe is positioned above the sample box;
and the liquid inlet valve is arranged on the sample inlet pipe.
Preferably, in the above drilling fluid ion concentration detection and analysis device, the sample injection component further includes a filter component disposed on one end of the sample injection tube extending into the reservoir.
Preferably, in the drilling fluid ion concentration detection and analysis device, a drainage component is further included, one end of the drainage component is communicated with the bottom of the sample box, and the other end of the drainage component extends out of the sealed cavity.
Preferably, in the device for detecting and analyzing the ion concentration of the drilling fluid, the sample box includes an inner annular wall and an outer annular wall, the height of the inner annular wall is smaller than the height of the outer annular wall, an overflow channel is formed between the inner annular wall and the outer annular wall, a sample receiving pool is formed in the inner annular wall, a sample discharge hole is formed in the bottom of the sample receiving pool, and an overflow hole is formed in the bottom of the overflow channel; the intersection point of the axis of the X-ray light pipe and the axis of the X-ray fluorescence detector is positioned on the center of the circle of the plane where the top surface of the inner ring wall is positioned.
Preferably, in the above drilling fluid ion concentration detection and analysis apparatus, the liquid discharge unit includes:
one end of the liquid discharge pipe is communicated with the bottom of the sample accommodating pool;
one end of the overflow pipe is communicated with the bottom of the overflow channel, and the other end of the overflow pipe is communicated with the liquid discharge pipe in a crossed manner;
the sample discharge valve is arranged on the liquid discharge pipe and is positioned between the intersection of the sample discharge hole and the overflow pipe;
and the emptying valve is arranged on the liquid discharge pipe and is positioned between the outlet end of the liquid discharge pipe and the intersection of the overflow pipe.
Preferably, in the above drilling fluid ion concentration detection and analysis device, the outlet end of the liquid discharge pipe is communicated with the liquid storage tank.
Preferably, in the above drilling fluid ion concentration detection and analysis apparatus, the pressure control system includes:
the vacuum pump is arranged outside the sealed cavity;
the two ends of the gas circuit pipeline are respectively communicated with the vacuum pump and the sealed cavity;
the inflator pump is arranged outside the sealed cavity and is communicated with the gas circuit pipeline;
the vacuum sensor is arranged on the gas circuit pipeline and is positioned outside the sealed cavity;
and the pressure sensor is arranged on the liquid discharge pipe and is positioned between the sample discharging valve and the emptying valve.
Preferably, in the drilling fluid ion concentration detection and analysis device, the device further comprises a partition plate which is arranged in the sealed cavity and above the sample box and is used for isolating and protecting the X-ray light pipe and the X-ray fluorescence detector.
Preferably, in the drilling fluid ion concentration detection and analysis device, a housing is further included, and the sealed cavity, the X-ray light pipe, the X-ray fluorescence detector and the pressure control system are all located in the housing.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a drilling fluid ion concentration detection and analysis device, the sample box is arranged in seal chamber, advance the one end and the drilling fluid intercommunication of appearance part, the other end is sealed to stretch into seal chamber, and add the drilling fluid sample in to the sample box, pressure in the pressure control system control seal chamber, before X ray fluorescent detector and X ray fluorescence detector begin to work, through pressure control system with seal chamber evacuation, the ray that the X ray fluorescent tube sent shines on the drilling fluid sample of sample box, fluorescence gets into X ray fluorescence detector through the reflection, the software that fluorescence data passes through in the controller carries out drilling fluid ion concentration inversion analysis, obtain relevant ion concentration value in the drilling fluid. Compared with the existing analysis method, the drilling fluid ion concentration detection and analysis device has the advantages of high analysis speed, simple structure and convenience in operation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a drilling fluid ion concentration detection and analysis device provided in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a sample box of a drilling fluid ion concentration detection and analysis device provided by an embodiment of the present invention.
Detailed Description
The core of the utility model is to provide a drilling fluid ion concentration detection and analysis device, shortened the detection and analysis time.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present invention provides a drilling fluid ion concentration detection and analysis apparatus, including a sealed cavity 4, a sample box 8, a sample introduction component, an X-ray light pipe 3, an X-ray fluorescence detector 2, a pressure control system and a controller; wherein, the sample box 8 is positioned in the sealed cavity 4 and is used for containing a drilling fluid sample; one end of the sample injection component is communicated with the drilling fluid, and the other end of the sample injection component hermetically extends into the sealed cavity 4 and is used for adding a drilling fluid sample into the sample box 8; the ray emitting end of the X-ray light pipe 3 is hermetically inserted into the sealed cavity 4, the X-ray light pipe 3 is positioned above the sample box, and the ray emitting end is inclined to the liquid level of the drilling fluid sample; the receiving end of the X-ray fluorescence detector 2 is hermetically inserted into the sealed cavity 4, the rays emitted by the X-ray light pipe 3 irradiate the liquid level of the drilling fluid, and the generated fluorescence enters the receiving end of the X-ray fluorescence detector 2; the pressure control system is used for controlling the pressure in the sealed cavity 4; the controller is connected with the X-ray light pipe 3 and the X-ray fluorescence detector 2 and is used for receiving fluorescence data and analyzing the ion concentration of the drilling fluid.
When the drilling fluid ion concentration detection and analysis device works, drilling fluid is added into a sample box 8 positioned in a sealed cavity 4 from the outside through a sample injection component to serve as a drilling fluid sample, before an X-ray light pipe 3 and an X-ray fluorescence detector 2 start working, the sealed cavity 4 is vacuumized through a pressure control system, the X-ray light pipe 3 and the X-ray fluorescence detector 2 are started, rays emitted by the X-ray light pipe 3 irradiate on the drilling fluid sample of the sample box 8, generated fluorescence enters the X-ray fluorescence detector 2, a controller receives fluorescence data, and drilling fluid ion concentration inversion analysis is carried out through software in the controller, so that a concentration value of related ions in the drilling fluid is obtained. Compared with the existing analysis method, the drilling fluid ion concentration detection and analysis device has the advantages of high analysis speed, simple structure, convenience in operation and capability of on-line detection and analysis.
Further, in this embodiment, the sample injection component includes a liquid storage tank 15, a sample injection pipe 11 and a liquid inlet valve 10; the liquid storage tank 15 is used for containing drilling fluid; one end of the sampling pipe 11 extends into the liquid storage tank 15 and is positioned below the liquid level of the drilling fluid, and the other end of the sampling pipe 11 hermetically extends into the sealed cavity 4 and is positioned above the sample box 8; the liquid inlet valve 10 is arranged on the sample inlet pipe 11. When the sample feeding part works, the liquid inlet valve 10 starts to be in a closed state, when negative pressure exists in the sealed cavity 4, the liquid inlet valve 10 is opened, drilling fluid in the liquid storage tank 15 is sucked into the liquid inlet pipe 11 under the action of the negative pressure, the drilling fluid is finally added into the sample box 8, and after liquid feeding is completed, the liquid inlet valve 10 is closed, and liquid feeding operation is completed.
Of course, the sample injection component can also pump the drilling fluid into the sample box 8 by means of a pump.
Further, in this embodiment, the appearance part still includes the filter unit that sets up in the one end that stretches into reservoir 15 of appearance pipe 11, before drilling fluid gets into feed liquor pipe 11, filters through filter unit to obtain the drilling fluid sample that does not contain solid particle, than current get rid of the solid particle in the drilling fluid through the centrifugation, filter through the millipore filtration membrane and compare with active carbon adsorption organic composition, simplified sample processing work, reduced work load, shortened the processing time.
As shown in fig. 2, in the present embodiment, the sample box 8 includes an inner annular wall 22 and an outer annular wall 21, the height of the inner annular wall 22 is smaller than the height of the outer annular wall 21, an overflow channel is formed between the inner annular wall 22 and the outer annular wall 21, a sample receiving well is formed in the inner annular wall 22, a sample discharge hole 24 is formed at the bottom of the sample receiving well, and an overflow hole 23 is formed at the bottom of the overflow channel; the intersection point of the axis of the X-ray light pipe 3 and the axis of the X-ray fluorescence detector 2 is positioned on the center of the circle of the plane on which the top surface of the inner annular wall 22 is positioned.
When the sample box 8 works, the drilling fluid is added into the sample containing pool until the liquid level reaches the top end of the inner ring wall 22 and overflows into the overflow channel, so that the sample adding operation is completed. The intersection point of the axes of the X-ray light pipe 3 and the X-ray fluorescence detector 2 is located at the center of the plane of the top surface of the inner annular wall 22, namely, at the center of the liquid level, so that the X-ray fluorescence detector 2 can better receive the fluorescence.
In this embodiment, the drilling fluid ion concentration detection and analysis device further comprises a liquid discharge component, one end of the liquid discharge component is communicated with the bottom of the sample box 8, and the other end of the liquid discharge component hermetically extends out of the sealed cavity 4. The drilling fluid sample in the sample box 8 is drained through the drainage component.
Specifically, the liquid discharge means includes a liquid discharge pipe 16, an overflow pipe 13, a stock discharge valve 19, and an evacuation valve 18; wherein, one end of the drain pipe 16 is communicated with the stock discharge hole 24; one end of the overflow pipe 13 is communicated with the overflow hole 23, and the other end of the overflow pipe 13 is communicated with the liquid discharge pipe 16 in a crossing manner; the sample discharge valve 19 is arranged on the liquid discharge pipe 16 and is positioned between the intersection of the sample discharge hole 24 and the overflow pipe 13; an evacuation valve 18 is provided on the discharge pipe 16 between the outlet end of the discharge pipe 16 and the junction of the overflow pipe 13.
When the liquid discharging component works, when liquid is fed, the liquid inlet valve 10, the sample discharging valve 19 and the emptying valve 18 are closed, negative pressure is formed in the sealed cavity 4 through the pressure control system, the liquid inlet valve 10 is opened, sample adding operation is completed, the pressure control system continues vacuumizing, after ion concentration fluorescence detection and analysis are completed, the pressure in the sealed cavity 4 is increased through the pressure control system to form positive pressure, the liquid inlet valve 10, the sample discharging valve 19 and the emptying valve 18 are opened, a drilling fluid sample enters the liquid discharging pipe 16 through the sample discharging hole 24, liquid in an overflow channel enters the overflow pipe 13 through the overflow hole 23 and finally converges into the liquid discharging pipe 16, and as the valves are all opened, the liquid is blown out of the pipeline and emptied pipeline to perform next detection and analysis.
Further, in the present embodiment, the outlet end of the drain pipe 16 communicates with the reservoir tank 15. So set up, drilling fluid sample accomplishes detection and analysis back to in the reservoir 15. Of course, it may be arranged elsewhere.
In the present embodiment, the pressure control system includes a vacuum pump 5, an air pipeline 20, an inflator 6, a vacuum sensor 7 and a pressure sensor 14; wherein, the vacuum pump 5 is arranged outside the sealed cavity 4; two ends of the gas pipeline 20 are respectively communicated with the vacuum pump 5 and the sealed cavity 4; the inflator pump 6 is arranged outside the sealed cavity 4 and is communicated with the gas pipeline 20; the vacuum sensor 7 is arranged on the gas pipeline 20 and is positioned outside the sealed cavity 4; the pressure sensor 14 is disposed on the drain 16 between a drain valve 19 and an exhaust valve 18. The pressure in the sealed chamber 4 is detected by the pressure sensor 14, and the degree of vacuum in the sealed chamber 4 is detected by the vacuum sensor 7. When sampling and detecting, vacuum pumping is needed, the vacuum pump 5 is operated, and the inflator pump 6 is not operated, and the sealed cavity 4 is vacuumized to form negative pressure or vacuum. When discharging, the inflator pump 6 is operated, and the vacuum pump 5 is not operated, so that the sealed cavity 4 is pressurized.
In the present embodiment, the drilling fluid ion concentration detection and analysis device further includes a partition plate 9 disposed in the sealed cavity 4 and above the sample box 8 for isolating and protecting the X-ray light pipe 3 and the X-ray fluorescence detector 2. The drilling fluid sample is prevented from polluting the X-ray light pipe 3 and the X-ray fluorescence detector 2. Preferably, the barrier film on the barrier sheet 9 is a mylar or compton film.
As shown in fig. 1, in the present embodiment, the drilling fluid ion concentration detection and analysis apparatus further includes a housing 1, and the sealed cavity 4, the X-ray light pipe 3, the X-ray fluorescence detector 2, and the pressure control system are all located in the housing 1. The internal components are protected by the housing 1.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A drilling fluid ion concentration detection and analysis device is characterized by comprising:
sealing the cavity;
the sample box is positioned in the sealed cavity and is used for containing a drilling fluid sample;
one end of the sample injection component is communicated with the drilling fluid, and the other end of the sample injection component hermetically extends into the sealed cavity and is used for adding a drilling fluid sample into the sample box;
the X-ray light pipe is inserted into the sealed cavity in a sealing mode, the X-ray light pipe is located above the sample box, and the ray emitting end is inclined to the liquid level of the drilling fluid sample;
the receiving end of the X-ray fluorescence detector is hermetically inserted into the sealed cavity, the rays emitted by the X-ray light pipe irradiate the liquid level of the drilling fluid sample, and the generated fluorescence enters the receiving end of the X-ray fluorescence detector;
a pressure control system for controlling the pressure within the sealed cavity;
and the controller is connected with the X-ray light pipe and the X-ray fluorescence detector and is used for receiving fluorescence data and analyzing the ion concentration of the drilling fluid.
2. The drilling fluid ion concentration detection and analysis device of claim 1, wherein the sample injection component comprises:
the liquid storage tank is used for containing drilling fluid;
one end of the sampling pipe extends into the liquid storage tank and is positioned below the liquid level of the drilling fluid, and the other end of the sampling pipe is positioned above the sample box;
and the liquid inlet valve is arranged on the sample inlet pipe.
3. The apparatus of claim 2, wherein the sample injection component further comprises a filter component disposed at an end of the sample injection tube extending into the reservoir.
4. The drilling fluid ion concentration detection and analysis device according to claim 2, further comprising a drainage member, wherein one end of the drainage member is communicated with the bottom of the sample box, and the other end of the drainage member extends out of the sealed cavity.
5. The device for detecting and analyzing the ion concentration of the drilling fluid according to claim 4, wherein the sample box comprises an inner annular wall and an outer annular wall, the height of the inner annular wall is smaller than that of the outer annular wall, an overflow channel is formed between the inner annular wall and the outer annular wall, a sample containing pool is formed in the inner annular wall, the bottom of the sample containing pool is provided with a sample discharge hole, and the bottom of the overflow channel is provided with an overflow hole; the intersection point of the axis of the X-ray light pipe and the axis of the X-ray fluorescence detector is positioned on the center of the circle of the plane where the top surface of the inner ring wall is positioned.
6. The drilling fluid ion concentration detection and analysis device of claim 5, wherein the drainage component comprises:
one end of the liquid discharge pipe is communicated with the bottom of the sample accommodating pool;
one end of the overflow pipe is communicated with the bottom of the overflow channel, and the other end of the overflow pipe is communicated with the liquid discharge pipe in a crossed manner;
the sample discharge valve is arranged on the liquid discharge pipe and is positioned between the intersection of the sample discharge hole and the overflow pipe;
and the emptying valve is arranged on the liquid discharge pipe and is positioned between the outlet end of the liquid discharge pipe and the intersection of the overflow pipe.
7. The drilling fluid ion concentration detection and analysis device of claim 6, wherein an outlet end of the drain pipe is communicated with the reservoir.
8. The drilling fluid ion concentration detection and analysis device of claim 6, wherein the pressure control system comprises:
the vacuum pump is arranged outside the sealed cavity;
the two ends of the gas circuit pipeline are respectively communicated with the vacuum pump and the sealed cavity;
the inflator pump is arranged outside the sealed cavity and is communicated with the gas circuit pipeline;
the vacuum sensor is arranged on the gas circuit pipeline and is positioned outside the sealed cavity;
and the pressure sensor is arranged on the liquid discharge pipe and is positioned between the sample discharging valve and the emptying valve.
9. The drilling fluid ion concentration detection and analysis device according to any one of claims 1 to 8, further comprising a partition plate arranged in the sealed cavity and above the sample box for isolating and protecting the X-ray light pipe and the X-ray fluorescence detector.
10. The drilling fluid ion concentration detection and analysis device of any one of claims 1-8, further comprising a housing, wherein the sealed cavity, the X-ray light pipe, the X-ray fluorescence detector, and the pressure control system are all located within the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920894344.XU CN210572050U (en) | 2019-06-13 | 2019-06-13 | Drilling fluid ion concentration detection and analysis device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920894344.XU CN210572050U (en) | 2019-06-13 | 2019-06-13 | Drilling fluid ion concentration detection and analysis device |
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| Publication Number | Publication Date |
|---|---|
| CN210572050U true CN210572050U (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920894344.XU Active CN210572050U (en) | 2019-06-13 | 2019-06-13 | Drilling fluid ion concentration detection and analysis device |
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| Country | Link |
|---|---|
| CN (1) | CN210572050U (en) |
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2019
- 2019-06-13 CN CN201920894344.XU patent/CN210572050U/en active Active
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| TR01 | Transfer of patent right |
Effective date of registration: 20220214 Address after: 100028 Chaoyang District, Beijing Hui Xin Street 6, Twelfth level. Patentee after: SINOPEC OILFIELD SERVICE Corp. Patentee after: Sinopec Jingwei Co.,Ltd. Patentee after: SINOPEC ZHONGYUAN PETROLEUM ENGINEERING Co.,Ltd. Patentee after: Zhongyuan measurement and control company of Sinopec Jingwei Co.,Ltd. Address before: 100028 Chaoyang District, Beijing Hui Xin Street 6, Twelfth level. Patentee before: SINOPEC OILFIELD SERVICE Corp. Patentee before: SINOPEC ZHONGYUAN PETROLEUM ENGINEERING Co.,Ltd. Patentee before: WELL LOGGING COMPANY OF SINOPEC ZHONGYUAN PETROLEUM ENGINEERING Co.,Ltd. |
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| TR01 | Transfer of patent right |