CN110749644A - Shale free oil analysis device - Google Patents
Shale free oil analysis device Download PDFInfo
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- CN110749644A CN110749644A CN201911231869.6A CN201911231869A CN110749644A CN 110749644 A CN110749644 A CN 110749644A CN 201911231869 A CN201911231869 A CN 201911231869A CN 110749644 A CN110749644 A CN 110749644A
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- 238000004458 analytical method Methods 0.000 title claims abstract description 21
- 238000001514 detection method Methods 0.000 claims abstract description 37
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 16
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 16
- 238000012545 processing Methods 0.000 claims abstract description 15
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 8
- 239000000126 substance Substances 0.000 claims abstract description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 28
- 239000001257 hydrogen Substances 0.000 claims description 25
- 229910052739 hydrogen Inorganic materials 0.000 claims description 25
- 239000007789 gas Substances 0.000 claims description 17
- 238000005057 refrigeration Methods 0.000 claims description 17
- 238000010438 heat treatment Methods 0.000 claims description 11
- 239000004065 semiconductor Substances 0.000 claims description 7
- 239000000956 alloy Substances 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 238000013467 fragmentation Methods 0.000 claims 2
- 238000006062 fragmentation reaction Methods 0.000 claims 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 abstract description 4
- 239000000843 powder Substances 0.000 abstract description 4
- 238000011156 evaluation Methods 0.000 abstract description 3
- 238000012512 characterization method Methods 0.000 abstract description 2
- 239000001294 propane Substances 0.000 abstract description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 13
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 239000011435 rock Substances 0.000 description 5
- 239000012159 carrier gas Substances 0.000 description 4
- 229910001873 dinitrogen Inorganic materials 0.000 description 4
- 239000003079 shale oil Substances 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000005485 electric heating Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000000197 pyrolysis Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000012854 evaluation process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 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
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
- G01N27/626—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode using heat to ionise a gas
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
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- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Abstract
The invention discloses a shale free oil analysis device which comprises a crushing component, a temperature control component and a signal detection processing component, wherein the crushing component is used for placing a shale sample and crushing the shale sample, the temperature control component is used for providing a specific temperature environment for the shale sample, and the signal detection processing component is used for detecting hydrocarbon substances escaping from the shale sample. Through the mode, the blocky shale sample is crushed into powder by using the high-hardness blade in the closed sample bin, so that the loss of hydrocarbons is reduced to the maximum extent, conditions are created for completely and accurately detecting the content of free oil, and meanwhile, gaseous hydrocarbons such as A, B, propane and the like and other hydrocarbons escape separately by using a low-temperature environment, so that the determination of gas-oil ratio (GOR) parameters of the shale sample can be realized, the evaluation of the oil-gas content of the shale is effectively realized, and the characterization parameters of the content of the free oil of the shale are obtained.
Description
Technical Field
The invention relates to the technical field of geochemical analysis and test, in particular to a shale free oil analysis device.
Background
Increasingly demanding energyThe rising, the continuous consumption of the conventional oil gas resources and the contradiction between the global oil gas supply and demand are increasingly prominent, so that the unconventional oil gas resources are more and more emphasized. People gradually aim at shale oil under the inspiration of shale gas development and the regulation and control of natural gas price reduction. The research on the global shale oil is still in a starting stage, and the resource evaluation process is indispensable. In the shale oil evaluation process of the prior, the content of free oil is an important index of the oil-gas-bearing property of shale, and the content of free oil is generally characterized by pyrolysis parameters. The current general method for operating the pyrolysis of rock samples is influenced by a plurality of factors such as sample storage, transportation, grinding and the like, and the measured S0、S1The value is the residual content and does not directly indicate the original oil-gas-containing state, in particular S0The sample analysis value is small or even zero. But S0、S1The represented free oil content is a parameter which is crucial to evaluating the oil-gas content of shale, so the current rock pyrolysis technology cannot meet the requirement of shale oil exploration and development.
Disclosure of Invention
The invention mainly solves the technical problem of providing a shale free oil analysis device which can completely and accurately detect and analyze free oil of a shale sample and complete evaluation of oil-gas containing property of the shale sample.
In order to solve the technical problems, the invention adopts a technical scheme that: the shale free oil analysis device comprises a crushing component for placing and crushing a shale sample, a temperature control component for providing a specific temperature environment for the shale sample, and a signal detection processing component for detecting hydrocarbon substances escaping from the shale sample, wherein the temperature control component is positioned near the crushing component, and the crushing component is connected with the signal detection processing component.
The utility model provides a shale free oil analytical equipment, includes broken part, temperature control part, signal detection processing unit, broken part includes the sample storehouse, smashes part and first driver part, it is located to smash the part in the sample storehouse, first driver part with it connects to smash the part, temperature control part includes refrigeration part and heating part, refrigeration part is located in the sample storehouse or outside, heating part is located in the sample storehouse or outside, signal detection processing unit includes hydrogen flame ionization detection device, air supply and control unit, control unit with hydrogen flame ionization detection device connects, the air supply is to shale free oil analytical equipment air feed.
In a preferred embodiment of the present invention, the material of the sample chamber is stainless steel.
In a preferred embodiment of the present invention, the breaking component is a blade, and the blade is made of a high hardness alloy material.
In a preferred embodiment of the invention, the first drive member comprises a bearing and a motor, the motor and the breaking member being connected by the bearing.
In a preferred embodiment of the present invention, the bearing is a ceramic bearing, and the motor is a high-speed dc motor.
In a preferred embodiment of the present invention, the refrigeration component includes a semiconductor refrigeration sheet, a cold guide block and a heat sink, the semiconductor refrigeration sheet is disposed between the cold guide block and the heat sink, and the cold guide block is disposed adjacent to the wall of the sample chamber.
In a preferred embodiment of the present invention, the temperature control unit further comprises a second driving unit, and the second driving unit is connected with the refrigerating unit.
In a preferred embodiment of the present invention, the temperature control part further comprises a temperature sensor disposed in the sample chamber.
In a preferred embodiment of the present invention, the gas source is respectively connected to the hydrogen inlet of the hydrogen flame ionization detection device, the air inlet of the hydrogen flame ionization detection device, and the air inlet of the sample chamber.
The invention has the beneficial effects that: according to the shale free oil analysis device, the high-hardness blade is used in the closed sample bin to crush the blocky shale sample into powder, so that loss of hydrocarbons is reduced to the maximum extent, conditions are created for completely and accurately detecting the content of free oil, gaseous hydrocarbons such as A, B and propane and other hydrocarbons escape separately by using a low-temperature environment, the determination of gas-oil ratio (GOR) parameters of shale samples can be realized, the evaluation of the oil-gas content of shale is effectively realized, and the characterization parameters of the content of free oil of shale are obtained.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a schematic structural diagram of a shale free oil analysis apparatus according to a preferred embodiment of the present invention;
the parts in the drawings are numbered as follows: 100-a crushing member; 200-a temperature control component; 300-signal detection processing means; 1-a sample bin; 2-a blade; 3-a bearing; 4-a motor; 5-semiconductor refrigerating sheet; 6-a cold conducting block; 7-a radiator; 8-an electric heating rod; 9-a temperature sensor; 10-hydrogen flame ionization detection device; 11-nitrogen source; 12-a source of hydrogen gas; 13-a source of air; 14-control means.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a shale free oil analysis apparatus is provided, which includes a crushing unit 100, a temperature control unit 200, and a signal detection processing unit 300. The whole shale free oil analysis device works in a sealed environment. Broken part 100 includes sample storehouse 1, smashes part and first drive assembly, it is located to smash the part sample storehouse 1 is interior, first drive assembly with it connects to smash the part. The crushing member 100 is used for placing a rock sample, i.e. placing a rock sample in the sample chamber 1. The breaking member may be a blade 2. The first driving part comprises a bearing 3 and a motor 4, and the motor 4 is connected with the smashing part through the bearing 3. The first driving part is positioned at the lower part of the smashing part, the bearing 3 is integrated at the bottom of the sample bin 1, the blade 2 is arranged on the bearing 3, and the motor 4 drives the blade 2 to rotate through the bearing 3, so that the sample is smashed. The massive rock sample is broken into powder by the blade 2 in the sample chamber 1. The material of the sample bin 1 can be stainless steel material. The blade 2 may be made of a high-hardness alloy material, and specifically, SKD 11. The bearing can be a ceramic bearing, the motor can be a high-speed direct current motor, and the rotating speed of the direct current motor is 20000 revolutions per minute.
The signal detection processing component 300 comprises the hydrogen flame ionization detection device 10, the gas source and control component 14, and the signal detection processing component 300 can be used for detecting and analyzing hydrocarbon substances escaping from the shale sample. And the gas source is respectively connected with a hydrogen inlet of the hydrogen flame ionization detection device, an air inlet of the hydrogen flame ionization detection device and an air inlet of the sample bin. The air supply includes nitrogen gas source 11, hydrogen gas source 12, air source 13, in this embodiment, nitrogen gas source 11 with the air inlet of sample storehouse 1 is connected, hydrogen gas source 12 with hydrogen flame ionization detection device 10's hydrogen inlet connection, air source 13 with hydrogen flame ionization detection device 10's air inlet connection. The control unit 14 is connected to the hydrogen flame ionization detection device 10. The control unit 14 may be an electronic computer, and the hydrogen flame ionization detection device 10 is a commercially available product, and this detection is also a detection method commonly used in this field. The control component 14 can control the operation of the first driving component and the second driving component, and the control component 14 can also control the refrigerating device and the heating device by reading the value of the temperature sensor 9, so as to control the temperature of the shale sample. The control unit 14 is also a commercially available product.
In particular, the temperature control unit 200 breaks the sample compartment 1When the crushed sample reaches a certain temperature, specific hydrocarbons are emitted from the shale sample in a gaseous state at a certain temperature, nitrogen in a nitrogen gas source 11 is taken as carrier gas and enters a sample bin 1, the hydrocarbon gas is replaced and enters a hydrogen flame ionization detection device 10 to detect signals, and a control part 14 processes the signals to obtain the content of the hydrocarbons emitted at a certain temperature, namely S0Or S1The value is obtained.
The specific operation of this embodiment is as follows:
the hydrogen gas source 12 and the air source 13 are opened, and the hydrogen flame ionization detection device 10 is controlled by the control component 14 to achieve a stable working state. The shale sample is placed in the sample bin 1, the control part 14 is used for controlling the refrigerating device, the temperature sensor 9 is enabled to reach-15-5 ℃, the motor 4 is started, the operation lasts for 3 minutes, and the sample is crushed into powder. Opening a nitrogen gas source 11, taking nitrogen as carrier gas to carry hydrocarbon gas in the sample bin 1 into the hydrogen flame ionization detection device 10, and obtaining a signal of the stage by a control part 14; the control part 14 is continuously used for controlling the heating device, so that the temperature sensor 9 reaches 90-100 ℃, nitrogen is continuously used as carrier gas to carry hydrocarbon gas escaped from the sample in the sample bin 1 at the temperature into the hydrogen flame ionization detection device 10, and the control part 14 obtains signals at the stage; and continuously using the control part 14 to control the heating device, enabling the temperature sensor 9 to reach 300-400 ℃, continuously using nitrogen as carrier gas to carry hydrocarbon gas escaped from the sample in the sample bin 1 at the temperature into the hydrogen flame ionization detection device 10, and obtaining a signal of the stage by the control part 14.
In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units is only one logical division, and there may be other divisions when actually implemented, and for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection of devices or units through some communication interfaces, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, which are used for illustrating the technical solutions of the present invention and not for limiting the same, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The shale free oil analysis device is characterized by comprising a crushing component for placing and crushing a shale sample, a temperature control component for providing a specific temperature environment for the shale sample, and a signal detection processing component for detecting hydrocarbon substances escaping from the shale sample, wherein the temperature control component is positioned near the crushing component, and the crushing component is connected with the signal detection processing component.
2. The utility model provides a shale free oil analytical equipment, its characterized in that includes broken part, temperature control part, signal detection processing unit, broken part includes the sample storehouse, smashes part and first driver part, it is located to smash the part in the sample storehouse, first driver part with it connects to smash the part, temperature control part includes refrigeration part and heating part, refrigeration part is located in the sample storehouse or outside, heating part is located in the sample storehouse or outside, signal detection processing unit includes hydrogen flame ionization detection device, air supply and control unit, control unit with hydrogen flame ionization detection device connects, the air supply is to shale free oil analytical equipment air feed.
3. The shale free oil analysis apparatus of claim 2, wherein the sample bin is made of stainless steel.
4. The shale free oil analysis apparatus of claim 2, wherein the fragmentation component is a blade, and the blade is made of a high hardness alloy material.
5. The shale free oil analysis apparatus of claim 2, wherein the first drive component comprises a bearing and a motor, the motor and the fragmentation component being connected by the bearing.
6. The shale free oil analysis apparatus of claim 2, wherein the bearing is a ceramic bearing and the motor is a high speed dc motor.
7. The shale free oil analysis apparatus of claim 2, wherein the refrigeration component comprises a semiconductor refrigeration sheet, a cold conducting block and a heat sink, the semiconductor refrigeration sheet is disposed between the cold conducting block and the heat sink, and the cold conducting block is disposed adjacent to the sample bin wall.
8. The shale free oil analysis apparatus of claim 2, wherein the temperature control component further comprises a second drive component, the second drive component being connected with the refrigeration component.
9. The shale free oil analysis apparatus of claim 2, wherein the temperature control component further comprises a temperature sensor disposed within the sample bin.
10. The shale free oil analysis device of claim 2, wherein the gas source is connected with a hydrogen inlet of the hydrogen flame ionization detection device, an air inlet of the hydrogen flame ionization detection device, and an air inlet of the sample bin, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911231869.6A CN110749644A (en) | 2019-12-05 | 2019-12-05 | Shale free oil analysis device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911231869.6A CN110749644A (en) | 2019-12-05 | 2019-12-05 | Shale free oil analysis device |
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| CN110749644A true CN110749644A (en) | 2020-02-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114428166A (en) * | 2020-09-29 | 2022-05-03 | 中国石油化工股份有限公司 | Method and system for evaluating oil-gas-containing property of stratum |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114428166A (en) * | 2020-09-29 | 2022-05-03 | 中国石油化工股份有限公司 | Method and system for evaluating oil-gas-containing property of stratum |
| CN114428166B (en) * | 2020-09-29 | 2024-06-04 | 中国石油化工股份有限公司 | Stratum oil-gas-containing property evaluation method and system |
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