CN215756732U - Intelligent rock debris collecting and slurry degassing system for logging - Google Patents
Intelligent rock debris collecting and slurry degassing system for logging Download PDFInfo
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- CN215756732U CN215756732U CN202121998357.5U CN202121998357U CN215756732U CN 215756732 U CN215756732 U CN 215756732U CN 202121998357 U CN202121998357 U CN 202121998357U CN 215756732 U CN215756732 U CN 215756732U
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- 239000002002 slurry Substances 0.000 title claims abstract description 100
- 238000007872 degassing Methods 0.000 title claims abstract description 57
- 239000011435 rock Substances 0.000 title claims abstract description 33
- 238000005553 drilling Methods 0.000 claims abstract description 63
- 238000000926 separation method Methods 0.000 claims abstract description 43
- 238000005070 sampling Methods 0.000 claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 238000001514 detection method Methods 0.000 claims abstract description 14
- 238000012545 processing Methods 0.000 claims abstract description 12
- 238000004140 cleaning Methods 0.000 claims description 14
- 238000005520 cutting process Methods 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 13
- 238000003756 stirring Methods 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 8
- 230000000087 stabilizing effect Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 238000005119 centrifugation Methods 0.000 claims description 2
- 238000007689 inspection Methods 0.000 claims description 2
- 230000008054 signal transmission Effects 0.000 claims 1
- 230000011664 signaling Effects 0.000 claims 1
- 239000003208 petroleum Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000013019 agitation Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010907 mechanical stirring Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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Abstract
The application relates to an intelligent detritus collection and mud degasification system for logging, including: the drilling slurry sampling assembly comprises a sampling pump and a drainage pipeline; the slurry separation assembly is connected with the drilling slurry sampling assembly; the rock debris collecting assembly comprises a clear water pipeline and a rock debris collecting device which are communicated with the slurry separating assembly; the degassing assembly comprises a degasser main body, a gas processing unit and a gas chromatograph which are sequentially connected, wherein the degasser main body is connected with the slurry separation assembly through a pipeline; the detection unit is used for detecting the states of the drilling mud sampling assembly, the slurry separation assembly, the rock debris collection assembly and the degassing assembly and sending signals, and comprises an acquisition module, an analysis module and a control module control unit. The system is simple in structure, can achieve the function of intelligently collecting rock debris and degassing drilling mud into a whole, and can be widely applied to the petroleum exploration field.
Description
Technical Field
The utility model relates to the technical field of gas logging in the petroleum exploration and drilling process, in particular to an intelligent rock debris collecting and slurry degassing system for logging.
Background
The gas logging technology for petroleum geological exploration is characterized by that in the course of drilling well the gas component of its slurry is detected and analyzed so as to find out the oil gas display of exploratory well stratum, and can judge depth and thickness of gas oil gas layer, at the same time the drilling rock debris can be further detected and analyzed so as to obtain the real and accurate geological data of every exploratory well. Rock debris and gas generated in the drilling monitoring process are important information sources for knowing the stratum, but at present, domestic drilling rock debris mainly depends on manual fishing and cleaning, manpower and material resources are consumed, and the work is complicated; mechanical stirring deaerators are also commonly used in a drilling site, the deaeration effect is very unstable, and although the current development of a drilling deaerator system is towards microminiature quantitative deaeration, a larger development space exists in the aspects of intellectualization, remote monitoring and miniaturization.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problems that in the prior art, intelligent equipment integrating rock debris collection and drilling mud is lacked, manual rock debris salvaging and cleaning, mechanical stirring and degassing are needed, manpower and material resources are consumed, and the detection result is unstable.
For solving the technical problem, the utility model provides a logging is with intelligent detritus collection, mud degasification system, include: the drilling slurry sampling assembly comprises a sampling pump and a drainage pipeline; the slurry separation assembly is connected with the drilling slurry sampling assembly; the rock debris collecting assembly comprises a clear water pipeline and a rock debris collecting device which are communicated with the slurry separating assembly; the degassing assembly comprises a degasser main body, a gas processing unit and a gas chromatograph which are sequentially connected, wherein the degasser main body is connected with the slurry separation assembly through a pipeline; the detecting element for detect drilling mud sampling subassembly, slurry separation subassembly, detritus collection subassembly and degasification subassembly the state and send the signal to and the control unit, include: the acquisition module is electrically connected with the detection unit and is used for acquiring and transmitting the signal transmitted by the detection unit; the analysis module is electrically connected with the acquisition module and used for receiving the signals sent by the acquisition module, judging the operation steps required by each component and sending the signals; and the control module is electrically connected with the analysis module and receives the signal sent by the analysis module.
In the technical scheme of the application, slurry obtained by a drilling slurry sampling assembly enters a slurry separation assembly through a drainage pipeline, the slurry is separated into drilling mud and drilling rock debris through the slurry separation assembly, the drilling mud enters a degasser main body, and sample gas coming out of the degasser main body enters a gas chromatograph through a gas processing unit; the drilling cuttings are collected in the slurry separation assembly after centrifugation and cleaning operation and enter the cuttings collection device. The detecting element is used for automated inspection the state of drilling slurry sampling subassembly, slurry separation subassembly, detritus collection subassembly and degasification subassembly and send signal, and the control unit receives the signal that the detecting element sent and sends control signal to drilling slurry sampling subassembly, detritus cleaning assembly and degasification subassembly, realizes automatic operation.
According to the embodiment of the application, the slurry separation subassembly includes gets rid of the cask and installs the vibrator on getting rid of the cask, and the lateral wall and the bottom that get rid of the cask all have the sieve mesh, get rid of the lateral wall of cask still be equipped with the exit end, the exit end is used for discharging the drilling detritus.
According to the embodiment of the application, the spin bucket can adopt the rotation type mode to spin off water.
According to the embodiment of the application, the degasser main body is arranged below the water throwing barrel and used for collecting the drilling mud separated by the vibrator, and a first control valve is arranged between the water throwing barrel and the degasser main body and electrically connected with the control unit.
According to the embodiment of the application, the gas processing unit comprises a first-stage drying pipe, a cold trap, a second-stage drying pipe, an air pump, a flow stabilizing valve and a flowmeter which are sequentially connected, wherein the flowmeter is electrically connected with the acquisition module.
According to the embodiment of the application, the clear water pipeline is provided with a second control valve, the second control valve with the control unit electric connection.
According to an embodiment of the present application, the degassing assembly further includes a gas compensation assembly for compensating for the gas pressure in the degasser main body, the gas compensation assembly includes a connection pipe for communicating the degasser main body with the atmosphere, and a third control valve is disposed on the connection pipe and electrically connected to the control unit.
According to an embodiment of the present application, the degassing assembly further comprises an agitation assembly including an agitation member and a motor connected to the agitation member.
According to an embodiment of the application, the detection unit comprises a first liquid level meter for detecting the liquid level in the slurry separation assembly, a second liquid level meter for detecting the liquid level in the degasser main body, a pressure sensor for detecting the pressure in the degasser main body, and a rotating speed sensor on the sampling pump.
According to an embodiment of the present application, the system of the present application further comprises a logging workstation.
Compared with the prior art, the intelligent detritus collection and mud degassing system for logging has the following beneficial effects:
1. the rotatable vibrating screen type slurry separation device is arranged, so that the separation, collection and automatic cleaning of drilling rock debris are realized, and the consumption of a large amount of manpower and material resources in the prior art is avoided;
2. the control unit is matched with other functional components to realize automatic quantitative degassing;
3. the gas compensation assembly is adopted, so that the effective work of gas output work is effectively guaranteed;
4. a cleaning pipeline is connected into the slurry separation device, and automatic cleaning and collection of drilling cuttings are realized by matching with a control unit and other components;
5. the system of the application can work independently and can also be connected with a comprehensive logging instrument for use;
6. the continuous automatic degassing can be realized, and the degassing efficiency is high;
7. simple structure, quick installation and maintenance-free.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings of the embodiments will be briefly introduced below, and it is apparent that the drawings in the following description only relate to some embodiments of the present application and are not limiting on the present application.
FIG. 1 is a block diagram of the architecture and process flow of an intelligent cuttings collection and mud degassing system for logging according to the present application;
fig. 2 is a control schematic block diagram of the intelligent cuttings collection and mud degassing system for logging.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings of the embodiments of the present application. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the application without any inventive step, are within the scope of protection of the application.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The use of "first," "second," and similar terms in the description and claims of this patent application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one.
As shown in figure 1 and figure 2, the intelligent rock debris collecting and mud degassing system for logging comprises a drilling slurry sampling assembly, a slurry separation assembly, a rock debris collecting assembly, a degassing assembly, a detection unit and a control unit, wherein the detection unit is used for automatically detecting the states of the drilling slurry sampling assembly, the slurry separation assembly, the rock debris collecting assembly and the degassing assembly and sending signals, and the control unit receives the signals and sends control signals to the drilling slurry sampling assembly, the rock debris cleaning assembly and the degassing assembly to realize automatic operation.
As shown in fig. 1, the process flow of the system of the present application is: under the condition of isolating air, slurry to be detected is sent to the slurry separation assembly through the drilling slurry sampling assembly, rock debris in the slurry is sent to the slurry collection assembly through the treatment of the slurry separation assembly, the slurry in the slurry is sent to the degasser assembly, the degasser main body separates out gas in the slurry under the condition that the outside air is not mixed in, the separated sample gas enters a gas chromatograph after passing through the sample treatment unit, and the gas chromatograph performs online analysis on the sample gas.
But foretell whole process automated control, the gas chromatograph passes through the network and the logging workstation networking of well site, gas chromatograph's data transmission is for the logging workstation, carry out analysis processes back through the central control system of logging workstation, send control signal for the control unit, the control unit sends control signal to drilling slurry sampling subassembly again, slurry separation subassembly, the detritus collection subassembly, degasification subassembly etc. thereby accomplish slurry sample automatic sampling, realize opening and shutting of degasser subassembly motor, accomplish sample sampling, analysis.
The drilling slurry sampling assembly comprises a sampling pump and a drainage pipeline, and can continuously drain a slurry sample to the slurry separation assembly. Wherein the installation position of the sampling pump is lower than the drilling slurry outlet, so that the external air can be effectively prevented from being mixed into the slurry sample. An electric valve can be arranged on the drainage pipeline to control the inflow of drilling slurry.
Furthermore, a rotating speed sensor can be arranged on the sampling pump and electrically connected with the control unit so as to control the sampling amount of the drilling slurry.
The slurry separation component comprises a water throwing barrel, a vibrator and a first liquid level meter, wherein the vibrator and the first liquid level meter are installed on the water throwing barrel, and sieve holes are distributed in the side wall and the bottom of the water throwing barrel to form a vibrating sieve type device, so that drilling cuttings can be filtered conveniently, and drilling mud can be recovered conveniently. The side wall of the water throwing barrel is provided with an inlet end, and the inlet end is connected with a drainage pipeline; the other side of the water throwing barrel is also provided with an outlet end which is used for discharging drilling cuttings; the periphery of the water throwing barrel is provided with an accommodating cavity, a pipeline of the accommodating cavity is connected with a degasser main body in a degassing assembly positioned below the water throwing barrel, the pipeline is provided with a first control valve, and the first control valve is electrically connected with the control unit; the water throwing channel is also connected with a clean water pipeline, and a second control valve is arranged on the clean water pipeline. The work flow of the slurry separation component is as follows: the slurry to be measured enters the water throwing barrel through the drilling slurry sampling assembly, the first liquid level meter is electrically connected with the control unit, after the slurry reaches a preset position, the control unit controls the vibrator to be started, the slurry sample filters rock debris through the water throwing barrel with the sieve pores, the drilling slurry flows out through the sieve pores and enters the degasser main body through the first control valve, the control unit stops the vibrator according to a received signal of the first liquid level meter, the first control valve is closed, high-speed rotation of water throwing communication is started, the second control valve of the clear water pipeline is opened, therefore the rock debris is cleaned through the mud throwing, and the cleaned rock debris is collected to the rock debris collecting device through the outlet end of the water throwing barrel, such as a rock debris plate. After the water throwing barrel stops rotating, the slurry separation assembly can be cleaned through the clear water pipeline, and the cleaned waste liquid and the slurry thrown into the accommodating cavity are discharged together through the waste liquid pipeline of the accommodating cavity.
The degassing component is isolated from the air, continuous automatic degassing is realized under the condition that the external air is not mixed, and the gas chromatograph provides a real and reliable analysis gas sample. The degassing assembly comprises a degasser main body, a gas processing unit and a gas chromatograph which are sequentially connected, the degasser main body is connected with the slurry separation assembly through a pipeline, a stirring kit can be further arranged in the degasser main body, the stirring kit comprises a stirring piece and a motor connected with the stirring piece, and the stirring piece can be preferably a stirring rod and a stirring paddle arranged at the bottom of the stirring rod. The motor drives the stirring piece to rotate at a high speed, so that the slurry sample is driven to spirally rise, and the released gas is discharged to the gas processing unit from the sample gas outlet pipe. After the slurry sample is sufficiently degassed, the slurry waste is discharged from the outlet pipe of the degasser body. A second level gauge and a pressure sensor may also be provided within the degasser body, the second level gauge being configured to monitor the level of slurry within the degasser body. The pressure sensor is used for monitoring the pressure of the inner cavity of the degasser body and controlling the air pumping amount by using a pressure data signal.
Furthermore, the degassing assembly also comprises a gas compensation assembly for compensating the air pressure in the degasser main body, the gas compensation assembly comprises a connecting pipe for communicating the degasser main body with the atmosphere, and a third control valve is arranged on the connecting pipe and electrically connected with the control unit.
A control unit comprising: the acquisition module is electrically connected with the detection unit and is used for acquiring and transmitting the signal transmitted by the detection unit; the analysis module is electrically connected with the acquisition module and used for receiving the signals sent by the acquisition module, judging the operation steps required by each component and sending the signals; and the control module is electrically connected with the analysis module and used for receiving the signal sent by the analysis module, inputting a certain amount of drilling slurry to be tested into the degassing assembly according to the signal, controlling the degassing assembly to degas the mud and discharge degassed liquid, and controlling the processing and analysis of the output gas.
The gas processing unit comprises a primary drying pipe, a secondary drying pipe, a cold trap, an air pump, a flow stabilizing valve, a flowmeter and the like. Wherein the primary drying pipe and the secondary drying pipe dry the gas in a cotton filling mode; the cold trap adopts a semiconductor refrigeration technology to freeze and dry gas, and the air pump pumps the sample gas in the degasser main body into the gas chromatograph; the flow stabilizing valve is preferably a needle valve, and the flow meter is combined with the needle valve to adjust and display the flow of the gas.
As shown in fig. 2, the working principle of the intelligent debris collecting and mud degassing system for logging in the application is as follows: the slurry obtained by the drilling slurry sampling assembly enters the slurry separation assembly through a drainage pipeline, the slurry is separated into drilling mud and drilling rock debris through the slurry separation assembly, the drilling mud enters the degasser main body, and the sample gas from the degasser main body enters the gas chromatograph through the gas processing unit; the drilling cuttings are collected in the slurry separation assembly after rotating, centrifuging and cleaning operations and enter the cuttings collection device. The detection unit is used for automatically detecting states of the drilling slurry sampling assembly, the slurry separation assembly, the rock debris collection assembly and the degassing assembly and sending signals, and the control unit receives the signals and sends control signals to the drilling slurry sampling assembly, the slurry separation assembly, the rock debris cleaning assembly and the degassing assembly to achieve automatic operation.
To sum up, the intelligent detritus collection and mud degassing system for logging of this application has following advantage:
1. the rotatable vibrating screen type slurry separation device is arranged, so that the separation, collection and automatic cleaning of drilling rock debris are realized, and the consumption of a large amount of manpower and material resources in the prior art is avoided;
2. the control unit is matched with other functional components to realize automatic quantitative degassing;
3. the gas compensation assembly is adopted, so that the effective work of gas output work is effectively guaranteed;
4. a cleaning pipeline is connected into the slurry separation device, and automatic cleaning and collection of drilling cuttings are realized by matching with a control unit and other components;
5. the system of the application can work independently and can also be connected with a comprehensive logging instrument for use;
6. the continuous automatic degassing can be realized, and the degassing efficiency is high;
7. simple structure, quick installation and maintenance-free.
The above description is only exemplary of the present application and is not intended to limit the scope of the present application, which is defined by the appended claims.
Claims (10)
1. The utility model provides a logging is with intelligent detritus collection, mud degasification system which characterized in that includes:
the drilling slurry sampling assembly comprises a sampling pump and a drainage pipeline;
the slurry separation assembly is connected with the drilling slurry sampling assembly;
the rock debris collecting assembly comprises a clear water pipeline and a rock debris collecting device which are communicated with the slurry separating assembly;
the degassing assembly comprises a degasser main body, a gas processing unit and a gas chromatograph which are sequentially connected, and the degasser main body is connected with the slurry separation assembly through a pipeline;
a detection unit for detecting and signaling the status of the drilling mud sampling assembly, the slurry separation assembly, the debris collection assembly and the degassing assembly, an
A control unit comprising:
the acquisition module is electrically connected with the detection unit and is used for acquiring and sending the signal sent by the detection unit;
the analysis module is electrically connected with the acquisition module and used for receiving the signals sent by the acquisition module, judging the operation steps required by each component and sending the signals;
the control module is electrically connected with the analysis module and controls the drilling slurry sampling assembly, the slurry separation assembly, the rock debris collection assembly and the degassing assembly according to the received signals;
the drilling slurry sampling assembly obtains a slurry, the slurry enters the slurry separation assembly through a drainage pipeline, the slurry is separated into drilling mud and drilling cuttings through the slurry separation assembly, the drilling mud enters the degasser main body, and the sample gas from the degasser main body enters the gas chromatograph through the gas processing unit; the drilling cuttings are collected and enter a cuttings collecting device after being subjected to centrifugation and cleaning operations in the slurry separation assembly;
wherein, the detecting element is used for automated inspection the state of drilling slurry sampling subassembly, slurry separation subassembly, detritus collection subassembly and degasification subassembly and signal transmission, the control unit accepts the signal and to drilling slurry sampling subassembly, detritus wash subassembly and degasification subassembly send control signal, realize automatic operation.
2. The intelligent debris collecting and mud degassing system of claim 1, wherein the slurry separation assembly comprises a water throwing barrel and a vibrator mounted on the water throwing barrel, sieve holes are distributed on the side wall and the bottom of the water throwing barrel, and an outlet end is further arranged on the side wall of the water throwing barrel and used for discharging the drilling debris.
3. The intelligent debris collection and mud degassing system of claim 2 wherein said water slinger employs a rotary water slinger.
4. The intelligent debris collection and mud degassing system of claim 2, wherein the degasser body is disposed below the water slinger for collecting the drilling mud separated by the vibrator, and a first control valve is disposed between the water slinger and the degasser body, and the first control valve is electrically connected to the control unit.
5. The intelligent debris collection, mud degassing system of claim 1,
the gas processing unit comprises a primary drying pipe, a cold trap, a secondary drying pipe, an air pump, a flow stabilizing valve and a flowmeter which are sequentially connected, and the flowmeter is electrically connected with the acquisition module.
6. The intelligent debris collection and mud degassing system of claim 1 wherein said clean water line is provided with a second control valve, said second control valve being electrically connected to said control unit.
7. The intelligent debris collection and mud degassing system of claim 1, wherein the degassing assembly further comprises a gas compensation assembly for compensating for the gas pressure in the degasser body, the gas compensation assembly comprising a connecting pipe for communicating the degasser body with the atmosphere, the connecting pipe having a third control valve thereon, the third control valve being electrically connected to the control unit.
8. The intelligent debris collection and mud degassing system of claim 1 wherein the degassing assembly further comprises a stirring assembly comprising a stirring member and a motor connected to the stirring member.
9. The intelligent debris collection and mud degassing system of claim 1, wherein the detection unit comprises a first level gauge for detecting a liquid level in the slurry separation assembly, a second level gauge for detecting a liquid level in the degasser body, a pressure sensor for detecting a pressure in the degasser body, and a rotational speed sensor on the sampling pump.
10. The intelligent debris collection and mud degassing system of claim 1 further comprising a logging workstation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121998357.5U CN215756732U (en) | 2021-08-24 | 2021-08-24 | Intelligent rock debris collecting and slurry degassing system for logging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121998357.5U CN215756732U (en) | 2021-08-24 | 2021-08-24 | Intelligent rock debris collecting and slurry degassing system for logging |
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| Publication Number | Publication Date |
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| CN215756732U true CN215756732U (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121998357.5U Expired - Fee Related CN215756732U (en) | 2021-08-24 | 2021-08-24 | Intelligent rock debris collecting and slurry degassing system for logging |
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| Country | Link |
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2021
- 2021-08-24 CN CN202121998357.5U patent/CN215756732U/en not_active Expired - Fee Related
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Granted publication date: 20220208 |