CN108931394B - Core oil washing instrument capable of automatically carrying out sampling detection - Google Patents
Core oil washing instrument capable of automatically carrying out sampling detection Download PDFInfo
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- CN108931394B CN108931394B CN201810472609.7A CN201810472609A CN108931394B CN 108931394 B CN108931394 B CN 108931394B CN 201810472609 A CN201810472609 A CN 201810472609A CN 108931394 B CN108931394 B CN 108931394B
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- 238000005070 sampling Methods 0.000 title claims abstract description 36
- 238000005406 washing Methods 0.000 title claims abstract description 30
- 238000001514 detection method Methods 0.000 title claims abstract description 27
- 239000003921 oil Substances 0.000 claims abstract description 50
- 239000002904 solvent Substances 0.000 claims abstract description 37
- 239000011435 rock Substances 0.000 claims abstract description 28
- 239000010779 crude oil Substances 0.000 claims abstract description 19
- 238000004140 cleaning Methods 0.000 claims abstract description 16
- 239000003960 organic solvent Substances 0.000 claims abstract description 11
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 42
- 239000007788 liquid Substances 0.000 claims description 39
- 238000007789 sealing Methods 0.000 claims description 34
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000005275 alloying Methods 0.000 claims description 3
- 238000009833 condensation Methods 0.000 claims 1
- 230000005494 condensation Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 24
- 238000002474 experimental method Methods 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 description 6
- 238000001704 evaporation Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000009835 boiling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
- G01N33/1826—Organic contamination in water
- G01N33/1833—Oil in water
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N2001/1031—Sampling from special places
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N2001/1087—Categories of sampling
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a rock core oil washing instrument capable of automatically sampling and detecting, belonging to the field of rock core oil washing instruments, and comprising an oil washing instrument bracket, wherein the upper end of the oil washing instrument bracket is fixedly connected with a solvent chamber, an ultrasonic control system and an electric control system, a unique sampler can be arranged in the rock core chamber and divided into a plurality of layers, an oil-in-water sensor is arranged in the sampler, the sampling is stored in one layer for a plurality of times after being cleaned, each layer is automatically detected by the oil-in-water sensor after the sampling, an automatic alarm is given after the requirement is met, the crude oil in a rock core reaches the standard, the sampling is carried out once without cleaning once, the sampling operation times are reduced, the workload of workers is reduced, meanwhile, the sample detection can be directly carried out in a sample storage layer, and the whole experiment is ensured to be in a sealed environment, so that the organic solvent vapor leakage is not caused and the human health is not influenced.
Description
Technical Field
The invention relates to the field of core oil washing instruments, in particular to a core oil washing instrument capable of automatically carrying out sampling detection.
Background
The core oil washing instrument is one ultrasonic fast oil washing device, and during use, sample is set inside the core basket and set inside the core chamber, organic solvent with high crude oil dissolving capacity is added into the solvent chamber, heated to boiling point for evaporation, and the vapor rises to enter the condensing chamber and drops into the liquid collecting chamber. Therefore, the liquid in the liquid collecting chamber directly flows into the core chamber to soak the core, and when the core chamber is fully soaked by the liquid in the core chamber (seen from a liquid level meter of the liquid collecting chamber), the ultrasonic generator sends out ultrasonic waves to vibrate and wash the core to remove oil, so that the oil is dissolved out to achieve the aim of removing the oil. The solvent dissolved with the crude oil is refluxed to the solvent chamber, and the heating and the evaporation are continued, so that the washing is circulated until the crude oil in the rock core is cleaned (the requirement is met).
However, sampling is required after each cleaning, or sampling is required for multiple times, detection and analysis are troublesome after each sampling, and a core chamber needs to be opened during each sampling, so that organic solvent steam leakage is caused, and the health of a human body is influenced.
Disclosure of Invention
1. Technical problem to be solved
The invention aims to provide a rock core oil washing instrument capable of automatically sampling and detecting, which can be used for installing a unique sampler in a rock core chamber and dividing the sampler into a plurality of layers, wherein an oil-in-water sensor is installed in the sampler, the sampling is stored in one layer for a plurality of times when the oil-in-water sensor is cleaned once, and after the sampling, each layer is automatically detected by the oil-in-water sensor, and an alarm is automatically given after the requirement is met, so that the crude oil in the rock core reaches the standard, the sampling is not required to be carried out once when the oil-in-water sensor is cleaned once, the sampling operation times are reduced, the workload of workers is reduced, meanwhile, the sample detection can be directly carried out in a sample storage layer, the whole experiment is ensured to be in a sealed environment, the steam leakage of an organic solvent is.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A rock core oil washing instrument capable of automatically carrying out sampling detection comprises an oil washing instrument support, wherein a solvent chamber, an ultrasonic control system and an electrical control system are fixedly connected to the upper end of the oil washing instrument support, the solvent chamber, the ultrasonic control system and the electrical control system are sequentially arranged from left to right, a liquid collecting chamber is fixedly connected to the upper end of the solvent chamber, a condensing chamber is fixedly connected to the upper end of the liquid collecting chamber, a core chamber is fixedly connected to the upper end of the ultrasonic control system, a liquid inlet pipe with a liquid inlet electromagnetic valve is connected between the liquid collecting chamber and the core chamber, a liquid outlet pipe with a liquid outlet electromagnetic valve is connected between the solvent chamber and the core chamber, an alarm is installed at the outer end of the core chamber, a sampler is fixedly connected to the inner bottom end of the core chamber, the inner end of the sampler is uniformly divided into a, the multilayer store up appearance layer top all is connected with electric sealing door through electronic pivot, can be at the indoor unique sampler of installation of rock core, divide the multilayer, and install oil in water sensor in the sampler, once rinse, the sample is stored in one of them layer, store in the multilayer many times, after the sample, utilize every layer of water oil sensor automated inspection, reach requirement back autoalarm, show that the crude oil in the rock core is clear to have reached the standard, do not need once to rinse just take a sample once, reduce the sample operation number of times, reduce staff's work load, sample detection can directly go on in storing up appearance layer the inside simultaneously, guarantee that whole experiment is in sealed environment, the messenger can not cause organic solvent steam leakage, influence the health.
Furthermore, the alarm is electrically connected with a control panel, the control panel is controlled by a single chip microcomputer, the alarm is electrically connected with the sampler, the control panel can control the opening and closing of the upper electric sealing door, the upper electric sealing door is opened, and the sample storage layer corresponding to the upper electric sealing door can automatically complete one-time sampling.
Furthermore, a threshold value is set in the water-oil sensor, the threshold value is a numerical value of a crude oil cleaning standard in the rock core, the water-oil sensor is electrically connected with the control board, the water-oil sensor can detect the content of crude oil, and when the content of the crude oil in the rock core is lower than the threshold value, the rock core cleaning reaches the standard.
Furthermore, the outer surface of the sampler is coated with an anticorrosive coating, so that the sampler is not easy to corrode, and the service life of the sampler is prolonged.
Further, the organic solvent added into the solvent chamber is non-benzene or non-benzene homologues, and benzene or benzene homologues can interfere with the oil sensor in water, so that the detection result is influenced.
Furthermore, the surface of the solvent chamber is subjected to Cr, Si and Al alloying treatment, so that a layer of compact oxide film is quickly generated in the heating and evaporating process of the solvent chamber and is firmly attached to the surface of the solvent chamber, further the continuous oxidation is effectively prevented, and the service life of the solvent chamber is prolonged.
Furthermore, corrosion-resistant electromagnetic valves are selected for the liquid inlet electromagnetic valve and the liquid outlet electromagnetic valve and made of all stainless steel, so that the electromagnetic valves cannot be corroded, and the service life of the electromagnetic valves is prolonged.
Further, the liquid outlet has all been seted up to the multilayer store up the bottom on appearance layer, the spout has been seted up to the lateral wall of liquid outlet, the spout in-connection has electronic slip table, sliding connection has the slider on the electronic slip table, electronic sealing door under the slider upper end fixedly connected with, electronic sealing door and control panel electric connection down can be through opening and shutting of electronic sealing door under the control of the control panel, can conveniently emit the intraformational sample of storage appearance after wasing the end.
Furthermore, go up electric sealing door lower extreme fixedly connected with sealing washer, increase the leakproofness of sampler for go up electric sealing door when closing, outside solvent can not enter into the inside of sampler.
Further, the opening part on storage appearance layer is equipped with distance sensor, distance sensor and the control panel electric connection on the alarm are provided with the threshold value in the distance sensor, and after sample height reached the threshold value in the storage appearance layer, distance sensor can give the control panel with the signal feedback for the singlechip in the control panel can in time control closes the last electrically sealed door, keeps the sample volume of sample at every turn unanimous.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) this scheme can be at the indoor unique sampler of installation of rock core, divide the multilayer, and install oil sensor in the sampler, once washing, the sample is stored in one of them one deck, store in the multilayer many times, after the sample, utilize every layer of oil sensor automated inspection in the water, reach requirement back autoalarm, it has reached the standard to explain crude oil in the rock core clearly, need not once just once to take a sample once washing, reduce the sample operation number of times, reduce staff's work load, sample detection can directly go on storing up the appearance layer the inside simultaneously, guarantee that whole experiment is in sealed environment, the messenger can not cause organic solvent steam leakage, influence human health.
(2) The alarm is electrically connected with a control panel, the control panel is controlled by a single chip microcomputer, the alarm is electrically connected with the sampler, the opening and closing of the upper electric sealing door can be controlled through the control panel, the upper electric sealing door is opened, and the sample storage layer corresponding to the upper electric sealing door can automatically complete one-time sampling.
(3) A threshold value is set in the oil-in-water sensor, the threshold value is a numerical value of a crude oil cleaning standard in the rock core, the oil-in-water sensor is electrically connected with the control panel, the oil-in-water sensor can detect the content of crude oil, and when the content of the crude oil in the rock core is lower than the threshold value, the rock core cleaning reaches the standard.
(4) The outer surface of the sampler is coated with an anticorrosive coating, so that the sampler is not easy to corrode, and the service life of the sampler is prolonged.
(5) The organic solvent added in the solvent chamber is non-benzene or non-benzene homologues, and benzene or benzene homologues can interfere with the oil sensor in water, so that the detection result is influenced.
(6) The surface of the solvent chamber is alloyed with Cr, Si and Al, so that a layer of compact oxide film is quickly generated in the heating and evaporating process of the solvent chamber and is firmly attached to the surface of the solvent chamber, thereby effectively preventing the continuous oxidation and prolonging the service life of the solvent chamber.
(7) The liquid inlet electromagnetic valve and the liquid outlet electromagnetic valve are corrosion-resistant electromagnetic valves made of all stainless steel, the electromagnetic valves cannot be corroded, and the service life of the electromagnetic valves is prolonged.
(8) The liquid outlet has all been seted up to the bottom on multilayer storage appearance layer, and the spout has been seted up to the lateral wall of liquid outlet, and the spout in-connection has electronic slip table, and sliding connection has the slider on the electronic slip table, electronic sealing door under the slider upper end fixedly connected with, lower electronic sealing door and control panel electric connection can be through opening and shutting of electronic sealing door under the control panel control, can conveniently discharge after the washing and store up the intraformational sample of appearance.
(9) Go up electrically sealed door lower extreme fixedly connected with sealing washer, increase the leakproofness of sampler for go up electrically sealed door when closing, outside solvent can not enter into the inside of sampler.
(10) The opening part on storing up the appearance layer is equipped with distance sensor, distance sensor and the control panel electric connection on the alarm are provided with the threshold value in the distance sensor, and after storing up the interior sample height of appearance layer and reaching the threshold value, distance sensor can feed back the signal to the control panel for the singlechip in the control panel can in time control closes the last electrically sealed door, keeps the sample volume of sample at every turn unanimous.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a block flow diagram of the present invention;
FIG. 3 is a schematic diagram of the structure of the sampler portion of the present invention;
fig. 4 is a schematic structural diagram at a in fig. 3.
The reference numbers in the figures illustrate:
the device comprises a solvent chamber 1, a liquid collecting chamber 2, a condensing chamber 3, a core chamber 4, an ultrasonic control system 5, an electric appliance control system 6, an alarm 7, a sampler 8, a sample storage layer 9, an oil sensor in water 10, an electric sealing door on 11, a distance sensor 12, a liquid outlet 13 and an electric sealing door under 14.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-2, a core oil washing apparatus capable of automatically performing sampling detection comprises an oil washing apparatus support, a solvent chamber 1, an ultrasonic control system (prior art) 5 and an electrical control system (prior art) 6 are fixedly connected to the upper end of the oil washing apparatus support, the solvent chamber 1, the ultrasonic control system 5 and the electrical control system 6 are sequentially arranged from left to right, an organic solvent added into the solvent chamber 1 is a non-benzene or non-benzene homologue, benzene or the benzene homologue interferes with an oil sensor 10 in water, so that a detection result is affected, the surface of the solvent chamber 1 is subjected to Cr, Si and Al alloying treatment, so that a layer of compact oxide film is quickly generated in the heating and evaporation process of the solvent chamber 1 and is firmly attached to the surface of the solvent chamber 1, thereby effectively preventing the oxidation from continuing and prolonging the service life of the solvent chamber 1, the upper end of a solvent chamber 1 is fixedly connected with a liquid collecting chamber 2, the upper end of the liquid collecting chamber 2 is fixedly connected with a condensing chamber 3, the upper end of an ultrasonic control system 5 is fixedly connected with a core chamber 4, a liquid inlet pipe with a liquid inlet electromagnetic valve is connected between the liquid collecting chamber 2 and the core chamber 4, a liquid outlet pipe with a liquid outlet electromagnetic valve is connected between the solvent chamber 1 and the core chamber 4, the liquid inlet electromagnetic valve and the liquid outlet electromagnetic valve are made of corrosion-resistant electromagnetic valves made of all stainless steel, so that the electromagnetic valves cannot be corroded, the service life of the electromagnetic valves is prolonged, the outer end of the core chamber 4 is provided with an alarm 7, the alarm 7 is electrically connected with a control panel, the control panel is controlled by a single chip microcomputer to electrify the control panel, the alarm 7 is electrically connected with a sampler 8, the opening and closing of an upper electric sealing door 11 can be controlled, go up 11 lower extreme fixedly connected with sealing washer of electric seal door, increase sampler 8's leakproofness for go up electric seal door 11 when closing, external solvent can not enter into sampler 8's inside, 4 bottom end fixedly connected with samplers 8 in the core chamber, and 8 surfaces of samplers are scribbled and are equipped with anticorrosive coating, can make sampler 8 be difficult for being corroded, extension sampler 8's life-span.
Referring to fig. 3-4, the inner end of the sampler 8 is uniformly divided into a plurality of sample storage layers 9, the bottom ends of the plurality of sample storage layers 9 are all provided with liquid outlets 13, the side walls of the liquid outlets 13 are provided with chutes, the chutes are connected with electric sliding tables, the electric sliding tables are connected with sliders in a sliding manner, the upper ends of the sliders are fixedly connected with lower electric sealing doors 14, the lower electric sealing doors 14 are electrically connected with a control panel, the opening and closing of the lower electric sealing doors 14 can be controlled by the control panel, samples in the sample storage layers 9 can be conveniently discharged after cleaning is finished, distance sensors 12 are arranged at the openings of the sample storage layers 9, the distance sensors 12 are electrically connected with the control panel on the alarm 7, threshold values are arranged in the distance sensors 12, when the heights of the samples in the sample storage layers 9 reach the threshold values, the distance sensors 12 feed back signals to the, keeping the sample amount of each sampling consistent, wherein the bottom ends in the multilayer sample storage layers 9 are respectively provided with an oil-in-water sensor 10, the oil-in-water sensor 10 is internally provided with a threshold value which is a numerical value of a crude oil cleaning standard in a rock core, the oil-in-water sensor 10 is electrically connected with a control panel, the oil-in-water sensor can detect the crude oil content, when the crude oil content in the rock core is lower than the threshold value, the rock core cleaning reaches the standard, the top ends of the multilayer sample storage layers 9 are respectively connected with an upper electric sealing door 11 through an electric rotating shaft, a unique sampler 8 can be arranged in the rock core chamber 4 and is divided into multiple layers, the oil-in-water sensor 10 is arranged in the sampler 8, each layer is sampled and stored in one layer for multiple times after being cleaned, after sampling, each layer is automatically detected by the oil-in-water sensor 10, an automatic, need not once only wash and once just take a sample, reduce the sampling operation number of times, reduce staff's work load, sample detection can directly go on in storing up sample layer 9 the inside simultaneously, guarantees that whole experiment is in sealed environment, makes and can not cause organic solvent steam to leak, influences the health.
When the device is used, after the first cleaning is finished, the control panel on the alarm 7 controls the upper electric sealing door 11 on the first sample storage layer 9 to be opened, so that a sample enters the first sample storage layer 9, when the height of the sample reaches a height threshold value set on the distance sensor 12, the distance sensor 12 feeds information back to the control panel through a wireless signal, then the control panel controls the upper electric sealing door 11 to be closed, the water-oil sensor 10 in the sample storage layer 9 analyzes and detects the sample, if the detection result of the sample reaches the threshold value set on the water-oil sensor 10, the water-oil sensor 10 feeds the information back to the alarm 7 through the wireless signal, the alarm 7 automatically alarms after receiving the information, a technician is prompted to clean to the requirement, if the threshold value is not reached, the second cleaning is started, after the second cleaning, the control panel controls the upper electric sealing door 11 on the second sample storage layer 9 to be opened, the sampling detection is carried out for the second time, the process is repeated until the alarm 7 gives an alarm, namely, the cleaning of the crude oil in the rock core reaches the standard, a unique sampler 8 can be installed in the rock core chamber 4 and is divided into a plurality of layers, the oil sensor 10 in water is installed in the sampler 8 and is cleaned once, the sample is stored in one layer, the sample is stored in the plurality of layers for a plurality of times, after the sample is taken, the oil sensor 10 in water is used for automatically detecting each layer, the alarm 7 automatically gives an alarm after the requirement is met, the fact that the cleaning of the crude oil in the rock core reaches the standard is shown, the sampling is not needed to be carried out once after the cleaning once, the sampling operation times are reduced, the workload of workers is reduced, meanwhile, the sample detection can be directly carried out in the sample storage layer 9, the whole.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a can carry out sample detection's rock core wash oil appearance automatically, includes the wash oil appearance support, its characterized in that: wash oil appearance support upper end fixedly connected with solvent room (1), ultrasonic control system (5) and electrical apparatus control system (6), solvent room (1), ultrasonic control system (5) and electrical apparatus control system (6) from left to right arrange in proper order, solvent room (1) upper end fixedly connected with collecting chamber (2), collecting chamber (2) upper end fixedly connected with condensation chamber (3), ultrasonic control system (5) upper end fixedly connected with detritus chamber (4), be connected with the feed liquor pipe that has the feed liquor solenoid valve between collecting chamber (2) and detritus chamber (4), be connected with the drain pipe that has the play liquid solenoid valve between solvent room (1) and detritus chamber (4), alarm (7) are installed to detritus chamber (4) outer end, the electric connection has the control panel on alarm (7), detritus chamber (4) inner bottom end fixedly connected with sampler (8), sampler (8) inner evenly divide into the multilayer and stores up appearance layer (9), the multilayer store up in appearance layer (9) bottom and all install aquatic oil sensor (10), the multilayer store up appearance layer (9) top and all be connected with electric sealing door (11), alarm (7), aquatic oil sensor (10), go up electric sealing door (11) all with control panel electric connection.
2. The core oil washing instrument capable of automatically carrying out sampling detection according to claim 1, characterized in that: the control panel adopts a singlechip as a control core.
3. The core oil washing instrument capable of automatically carrying out sampling detection according to claim 1 or 2, characterized in that: a threshold value is set in the water-oil sensor (10), and the threshold value is a numerical value of a crude oil cleaning standard in the rock core.
4. The core oil washing instrument capable of automatically carrying out sampling detection according to claim 1, characterized in that: and the outer surface of the sampler (8) is coated with an anticorrosive coating.
5. The core oil washing instrument capable of automatically carrying out sampling detection according to claim 1, characterized in that: the organic solvent added in the solvent chamber (1) is non-benzene or non-benzene homologues.
6. The core oil washing instrument capable of automatically carrying out sampling detection according to claim 1, characterized in that: the surface of the solvent chamber (1) is subjected to Cr and Si and Al alloying treatment.
7. The core oil washing instrument capable of automatically carrying out sampling detection according to claim 1, characterized in that: the liquid inlet electromagnetic valve and the liquid outlet electromagnetic valve are corrosion-resistant electromagnetic valves made of all stainless steel.
8. The core oil washing instrument capable of automatically carrying out sampling detection according to claim 1 or 2, characterized in that: liquid outlet (13) have all been seted up to the bottom of storing up appearance layer (9), the spout has been seted up to the lateral wall of liquid outlet (13), the spout in-connection has electronic slip table, sliding connection has the slider on the electronic slip table, electronic sealing door (14) under the slider upper end fixedly connected with, electronic sealing door (14) and control panel electric connection down.
9. The core oil washing instrument capable of automatically carrying out sampling detection according to claim 1, characterized in that: the lower end of the upper electric sealing door (11) is fixedly connected with a sealing ring.
10. The core oil washing instrument capable of automatically carrying out sampling detection according to claim 1 or 2, characterized in that: store up the opening part on appearance layer (9) and be equipped with distance sensor (12), distance sensor (12) and the control panel electric connection on alarm (7).
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| CN201810472609.7A CN108931394B (en) | 2018-05-17 | 2018-05-17 | Core oil washing instrument capable of automatically carrying out sampling detection |
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| BR102020002064A2 (en) * | 2020-01-30 | 2021-08-10 | Petróleo Brasileiro S.A. - Petrobras | USE OF NANOFLUID FOR REMOVAL OF OIL AND SALTS IN SAMPLES OF ROCKS OF PETROLEUM SYSTEMS |
| CN111337297A (en) * | 2020-03-07 | 2020-06-26 | 成都佳仕得科技有限公司 | Proppant sampling device |
| CN114428011A (en) * | 2020-09-25 | 2022-05-03 | 中国石油化工股份有限公司 | Rock core sample oil washing device |
| CN113252381A (en) * | 2021-05-27 | 2021-08-13 | 大连海事大学 | Dissolution sampling device for large-area surface |
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| CN205426624U (en) * | 2016-03-02 | 2016-08-03 | 刘莉 | Rock core wash oil machine |
| CN205484281U (en) * | 2016-03-30 | 2016-08-17 | 天津广特测试服务有限公司 | Multi -functional acid rain automatic sampler |
| CN205749018U (en) * | 2016-05-19 | 2016-11-30 | 赵翊洪 | A kind of oil field automatic sampling device |
| CN106435631B (en) * | 2016-08-30 | 2019-03-19 | 赫菲斯热处理系统江苏有限公司 | A kind of vacuum based solvent heat treatment washing device and its cleaning method |
| CN108613991B (en) * | 2016-12-13 | 2023-11-28 | 中国石油天然气股份有限公司 | Method and device for evaluating foam regeneration capability in heterogeneous rock core displacement process |
| CN206311560U (en) * | 2016-12-15 | 2017-07-07 | 中国石油天然气股份有限公司 | The evaluating apparatus of surfactant activity during rock core displacement |
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