CN113351038A - Chemical agent rapid dissolving device for oil displacement and dissolving method thereof - Google Patents
Chemical agent rapid dissolving device for oil displacement and dissolving method thereof Download PDFInfo
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- CN113351038A CN113351038A CN202010859643.7A CN202010859643A CN113351038A CN 113351038 A CN113351038 A CN 113351038A CN 202010859643 A CN202010859643 A CN 202010859643A CN 113351038 A CN113351038 A CN 113351038A
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Abstract
The invention provides a chemical agent fast dissolving device for oil displacement and a dissolving method thereof.A liner is sleeved in an outer liner, an overflowing channel is formed between the outer wall of the liner and the inner wall of the outer liner, an electric heating device is arranged on the outer wall of the outer liner, a protective base is arranged outside the electric heating device, an upper top cover is hermetically connected with the protective base through a fixing bolt, a liquid inlet penetrating through the upper top cover is formed on the upper top cover and communicated with the liner, liner liquid outlets are uniformly formed on the side wall of the liner, a baffle is uniformly arranged in the liner between the liquid inlet and the liner liquid outlet, liquid outlets penetrating through the protective base and the outer liner are formed on the upper parts of the protective base and the outer liner, and the liquid outlets of the liner have opposite liquid outlet directions. The device can realize the real-time adjustment and the quick and sufficient dissolution of the dissolution speed of the chemical agent for oil displacement, prevent the chemical agent for oil displacement from layering or crystallization, and further realize the constancy of the concentration of a medicament system from top to bottom.
Description
Technical Field
The invention relates to the technical field of oil exploitation, in particular to a chemical agent rapid dissolving device for oil displacement and a dissolving method thereof.
Background
At present, an offshore on-site oil displacement chemical agent dissolving device is mainly a dissolving tank with stirring, the device does not have a heating function, meanwhile, the dissolving time of a chemical system for offshore oil displacement has strict requirements, the dissolving time of a conventional oil displacement chemical agent is only 30 minutes, in order to ensure normal construction, the chemical agent system needs to complete the contents of dosing, dissolving and the like within 30 minutes, and for a polymer, gel, a chemical oil displacement system which is difficult to dissolve and a chemical oil displacement system which is easy to settle, the problems of crystallization, layering, insufficient dissolution and the like are easily formed in the dissolving tank in the dissolving process of the chemical agent system, and the chemical oil displacement effect is seriously influenced.
The chemical agent for oil displacement on site mainly adopts a dissolving tank with stirring to realize the work of sample preparation, quick dissolution, agent storage and the like of a chemical agent system for oil displacement. The dissolving tank with stirring has the problems that the rapid dissolution of the oil displacement medicament cannot be realized, the heating dissolution of the oil displacement medicament cannot be realized, the layering of the oil displacement medicament cannot be prevented, and the crystallization of the oil displacement medicament cannot be prevented.
Disclosure of Invention
The invention overcomes the defects in the prior art, and the problems that the existing dissolving tank with stirring cannot realize the quick dissolution and heating dissolution of the oil displacement chemical agent and cannot prevent the layering and crystallization of the oil displacement chemical agent are solved.
The purpose of the invention is realized by the following technical scheme.
A chemical agent fast dissolving device for oil displacement, which comprises an upper top cover, a protective base, an inner container, an outer container and an electric heating device,
the inner container is sleeved in the outer container, an overflowing channel is formed between the outer wall of the inner container and the inner wall of the outer container, the electric heating device is arranged on the outer wall of the outer container, the protection base is arranged outside the electric heating device, the upper top cover is in sealing connection with the protection base through a fixing bolt, a liquid inlet penetrating through the upper top cover is formed in the upper top cover and communicated with the inner container, inner container liquid outlets are uniformly formed in the side wall of the inner container, baffle plates are uniformly arranged in the inner container between the liquid inlet and the inner container liquid outlets, liquid outlets penetrating through the protection base and the outer container are formed in the upper portions of the protection base and the outer container, and the liquid outlets are opposite to the liquid outlet direction of the inner container liquid outlets.
And a first outer cavity baffle and a second outer cavity baffle are arranged in the middle of the overflowing channel, the top end of the first outer cavity baffle and the top end of the second outer cavity baffle are both connected with the upper top cover, and the distance between the bottom end of the first outer cavity baffle and the bottom end of the second outer cavity baffle and the inner wall of the outer container is 8-12 cm.
The distance between the bottom end of the first outer cavity baffle plate and the bottom end of the second outer cavity baffle plate and the inner wall of the outer container is 10 cm.
The number of the baffles is 4-6, and the distance between the baffles and the bottom end of the upper top cover or the bottom end of the inner container is 8-12 cm.
The number of baffle is 5, the distance between baffle and the top cap or the bottom of inner bag is 10 cm.
The number of the inner container liquid outlets is 3-5, the width of the inner container liquid outlets is 12-16cm, and a filter screen is fixedly arranged on the inner container liquid outlets and used for filtering crystals formed in the dissolving process.
And a sealing gasket is arranged between the upper top cover and the protection base, and the fixing bolt penetrates through the sealing gasket to connect the upper top cover and the protection base.
The liquid inlet is connected with a liquid pump through an oil displacement agent adding pipeline, and a liquid inlet valve is arranged on the oil displacement agent adding pipeline.
The liquid outlet is connected with an oil displacement agent output pipeline, and a liquid outlet valve is arranged on the oil displacement agent output pipeline.
A dissolving method of a chemical agent quick dissolving device for oil displacement is carried out according to the following steps:
step 1, selecting a filter screen matched with a target oil reservoir, replacing the filter screen at the liquid outlet of the inner container, fixing and sealing an upper top cover and a protective base by using a fixing bolt and a sealing gasket, and finishing the installation of the quick dissolving device;
step 2, adding an oil displacement agent into a pipeline to be connected with a liquid inlet, and connecting an oil displacement agent output pipeline with a liquid outlet;
step 3, opening a liquid inlet valve and a liquid outlet valve, setting the pump speed of the liquid pump to the dissolving speed of the chemical agent for oil displacement, adjusting the temperature of the electric heating device to the dissolving temperature of the chemical agent for oil displacement, and starting dissolving operation;
and 4, injecting the chemical agent for oil displacement into the inner container from the oil displacement agent adding pipeline through the liquid inlet, and enabling the chemical agent for oil displacement to flow out of the quick dissolving device sequentially through the inner container, the baffle, the filter screen, the inner container liquid outlet, the overflowing channel, the outer cavity baffle and the liquid outlet so as to achieve the purpose of quick circulating dissolution of the chemical agent for oil displacement.
The invention has the beneficial effects that: the invention can ensure the constant temperature in the dissolving process of the chemical agent for oil displacement, and solves the problem that the traditional dissolving tank for oil displacement can not heat the dissolved chemical agent system;
the invention can realize the full dissolution of the chemical agent for oil displacement, and solves the problem that the traditional dissolving tank for oil displacement only depends on the stirring paddle to stir or dissolve the chemical agent system insufficiently;
the invention can prevent the chemical agent for displacement of reservoir oil from layering or crystallizing in the dissolving and stirring tank, and solves the problem that the traditional dissolving tank for displacement of reservoir oil is low in stirring efficiency by only depending on the stirring paddle, so that the chemical agent system in the dissolving tank is layered or crystallized;
the invention can realize the real-time adjustment of the stirring speed of the chemical agent stirring tank for oil displacement, and solve the problem that the stirring speed or the chemical agent dissolving speed of the traditional dissolving tank for oil displacement can not be adjusted by only depending on the stirring paddle;
the invention can realize the constancy of the concentration of a medicament system dissolved in the chemical medicament dissolving tank for oil displacement from top to bottom, and solves the problem that the traditional dissolving tank for oil displacement is low in stirring efficiency only by virtue of the stirring paddle, so that the concentration of the medicament system dissolved in the dissolving tank is unstable from top to bottom.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic top view of the present invention;
in the figure: 1 is the drawing liquid pump, 2 is into the liquid valve, 3 adds the pipeline for the oil-displacing agent, 4 is going into the liquid mouth, 5 is oil-displacing agent output pipeline, 6 is out the liquid valve, 7 is the liquid outlet, 8 is the top cap, 9 is first fixing bolt, 10 is the second fixing bolt, 11 is first sealed the pad, 12 is the second sealed pad, 13 is the protection base, 14 is the baffle, 15 is the filter screen, 16 is electric heater unit, 17 is the inner bag liquid outlet, 18 is the inner bag, 19 is the outer bag, 20 is first exocoel baffle, 21 is the second exocoel baffle.
Detailed Description
The technical solution of the present invention is further illustrated by the following specific examples.
Example one
A chemical agent fast dissolving device for oil displacement comprises an upper top cover 8, a protective base 13, an inner container 18, an outer container 19 and an electric heating device 16,
the inner container 18 is sleeved in the outer container 19, an overflowing channel is formed between the outer wall of the inner container 18 and the inner wall of the outer container 19, the electric heating device 16 is arranged on the outer wall of the outer container 19, the protection base 13 is arranged outside the electric heating device 16, the upper top cover 8 is in sealing connection with the protection base 13 through a fixing bolt, a liquid inlet 4 penetrating through the upper top cover 8 is formed in the upper top cover 8, the liquid inlet 4 is communicated with the inner container 18, the inner container liquid outlet 17 is uniformly formed in the side wall of the inner container 18, a baffle 14 is uniformly arranged in the inner container 18 between the liquid inlet 4 and the inner container liquid outlet 17, a liquid outlet 7 penetrating through the protection base 13 and the outer container 19 is formed in the upper portions of the protection base 13 and the outer container 19, and the liquid outlet 7 is opposite to the liquid outlet direction of the inner container liquid outlet 17.
Example two
On the basis of the first embodiment, a first outer cavity baffle 20 and a second outer cavity baffle 21 are arranged in the middle of the overflowing channel, the top end of the first outer cavity baffle 20 and the top end of the second outer cavity baffle 21 are both connected with the upper top cover 8, and the distance between the bottom end of the first outer cavity baffle 20 and the bottom end of the second outer cavity baffle 21 and the inner wall of the outer container 19 is 8-12 cm.
The distance between the bottom end of the first outer cavity baffle plate 20 and the bottom end of the second outer cavity baffle plate 21 and the inner wall of the outer container 19 is 10 cm.
The number of the baffles 14 is 4-6, and the distance between the baffles 14 and the bottom end of the upper top cover 8 or the inner container 18 is 8-12 cm.
The number of the baffles 14 is 5, and the distance between the baffles 14 and the bottom end of the upper top cover 8 or the inner container 18 is 10 cm.
EXAMPLE III
On the basis of the second embodiment, the number of the inner container liquid outlets 17 is 3-5, the width of the inner container liquid outlets 17 is 12-16cm, and a filter screen 15 is fixedly arranged on the inner container liquid outlets 17 and used for filtering crystals formed in the dissolving process.
A sealing gasket is arranged between the upper top cover 8 and the protection base 13, and a fixing bolt penetrates through the sealing gasket to connect the upper top cover 8 and the protection base 13.
The liquid inlet 4 is connected with the liquid pump 1 through an oil displacement agent adding pipeline 3, and the oil displacement agent adding pipeline 3 is provided with a liquid inlet valve 2.
The liquid outlet 7 is connected with an oil displacement agent output pipeline 5, and a liquid outlet valve 6 is arranged on the oil displacement agent output pipeline 5.
Example four
A dissolving method of a chemical agent quick dissolving device for oil displacement is carried out according to the following steps:
step 1, selecting a filter screen matched with a target oil reservoir, replacing the filter screen at the liquid outlet of the inner container, fixing and sealing an upper top cover and a protective base by using a fixing bolt and a sealing gasket, and finishing the installation of the quick dissolving device;
step 2, adding an oil displacement agent into a pipeline to be connected with a liquid inlet, and connecting an oil displacement agent output pipeline with a liquid outlet;
step 3, opening a liquid inlet valve and a liquid outlet valve, setting the pump speed of the liquid pump to the dissolving speed of the chemical agent for oil displacement, adjusting the temperature of the electric heating device to the dissolving temperature of the chemical agent for oil displacement, and starting dissolving operation;
and 4, injecting the chemical agent for oil displacement into the inner container from the oil displacement agent adding pipeline through the liquid inlet, and enabling the chemical agent for oil displacement to flow out of the quick dissolving device sequentially through the inner container, the baffle, the filter screen, the inner container liquid outlet, the overflowing channel, the outer cavity baffle and the liquid outlet so as to achieve the purpose of quick circulating dissolution of the chemical agent for oil displacement.
Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.
The invention has been described in an illustrative manner, and it is to be understood that any simple variations, modifications or other equivalent changes which can be made by one skilled in the art without departing from the spirit of the invention fall within the scope of the invention.
Claims (10)
1. The utility model provides a chemical agent quick dissolving device for displacement of reservoir oil which characterized in that: comprises an upper top cover, a protective base, an inner container, an outer container and an electric heating device,
the inner container is sleeved in the outer container, an overflowing channel is formed between the outer wall of the inner container and the inner wall of the outer container, the electric heating device is arranged on the outer wall of the outer container, the protection base is arranged outside the electric heating device, the upper top cover is in sealing connection with the protection base through a fixing bolt, a liquid inlet penetrating through the upper top cover is formed in the upper top cover and communicated with the inner container, inner container liquid outlets are uniformly formed in the side wall of the inner container, baffle plates are uniformly arranged in the inner container between the liquid inlet and the inner container liquid outlets, liquid outlets penetrating through the protection base and the outer container are formed in the upper portions of the protection base and the outer container, and the liquid outlets are opposite to the liquid outlet direction of the inner container liquid outlets.
2. The device for rapidly dissolving the chemical agent for oil displacement according to claim 1, is characterized in that: and a first outer cavity baffle and a second outer cavity baffle are arranged in the middle of the overflowing channel, the top end of the first outer cavity baffle and the top end of the second outer cavity baffle are both connected with the upper top cover, and the distance between the bottom end of the first outer cavity baffle and the bottom end of the second outer cavity baffle and the inner wall of the outer container is 8-12 cm.
3. The device for rapidly dissolving the chemical agent for oil displacement according to claim 2, is characterized in that: the distance between the bottom end of the first outer cavity baffle plate and the bottom end of the second outer cavity baffle plate and the inner wall of the outer container is 10 cm.
4. The device for rapidly dissolving the chemical agent for oil displacement according to claim 2, is characterized in that: the number of the baffles is 4-6, and the distance between the baffles and the bottom end of the upper top cover or the bottom end of the inner container is 8-12 cm.
5. The device for rapidly dissolving the chemical agent for oil displacement according to claim 4, is characterized in that: the number of baffle is 5, the distance between baffle and the top cap or the bottom of inner bag is 10 cm.
6. The device for rapidly dissolving the chemical agent for oil displacement according to claim 2, is characterized in that: the number of the inner container liquid outlets is 3-5, the width of the inner container liquid outlets is 12-16cm, and a filter screen is fixedly arranged on the inner container liquid outlets and used for filtering crystals formed in the dissolving process.
7. The device for rapidly dissolving the chemical agent for oil displacement according to claim 2, is characterized in that: and a sealing gasket is arranged between the upper top cover and the protection base, and the fixing bolt penetrates through the sealing gasket to connect the upper top cover and the protection base.
8. The device for rapidly dissolving the chemical agent for oil displacement according to claim 2, is characterized in that: the liquid inlet is connected with a liquid pump through an oil displacement agent adding pipeline, and a liquid inlet valve is arranged on the oil displacement agent adding pipeline.
9. The device for rapidly dissolving the chemical agent for oil displacement according to claim 8, is characterized in that: the liquid outlet is connected with an oil displacement agent output pipeline, and a liquid outlet valve is arranged on the oil displacement agent output pipeline.
10. A dissolution method using the apparatus of any one of claims 1 to 9, wherein: the method comprises the following steps:
step 1, selecting a filter screen matched with a target oil reservoir, replacing the filter screen at the liquid outlet of the inner container, fixing and sealing an upper top cover and a protective base by using a fixing bolt and a sealing gasket, and finishing the installation of the quick dissolving device;
step 2, adding an oil displacement agent into a pipeline to be connected with a liquid inlet, and connecting an oil displacement agent output pipeline with a liquid outlet;
step 3, opening a liquid inlet valve and a liquid outlet valve, setting the pump speed of the liquid pump to the dissolving speed of the chemical agent for oil displacement, adjusting the temperature of the electric heating device to the dissolving temperature of the chemical agent for oil displacement, and starting dissolving operation;
and 4, injecting the chemical agent for oil displacement into the inner container from the oil displacement agent adding pipeline through the liquid inlet, and enabling the chemical agent for oil displacement to flow out of the quick dissolving device sequentially through the inner container, the baffle, the filter screen, the inner container liquid outlet, the overflowing channel, the outer cavity baffle and the liquid outlet so as to achieve the purpose of quick circulating dissolution of the chemical agent for oil displacement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010859643.7A CN113351038A (en) | 2020-08-24 | 2020-08-24 | Chemical agent rapid dissolving device for oil displacement and dissolving method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010859643.7A CN113351038A (en) | 2020-08-24 | 2020-08-24 | Chemical agent rapid dissolving device for oil displacement and dissolving method thereof |
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| CN113351038A true CN113351038A (en) | 2021-09-07 |
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| CN202010859643.7A Pending CN113351038A (en) | 2020-08-24 | 2020-08-24 | Chemical agent rapid dissolving device for oil displacement and dissolving method thereof |
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| CN202844949U (en) * | 2012-09-13 | 2013-04-03 | 中国海洋石油总公司 | Mixing box used for blending plug removal medicament |
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| CN205307856U (en) * | 2015-10-29 | 2016-06-15 | 湖北省宏源药业科技股份有限公司 | LiPF6 heavy crystal device |
| CN207271092U (en) * | 2017-09-18 | 2018-04-27 | 上海汉盛环保科技有限公司 | A kind of pipe-line mixer |
| CN207805547U (en) * | 2017-11-29 | 2018-09-04 | 漳州美麦健康管理有限公司 | A kind of glue pot for chrysanthemum tea production |
| CN209438113U (en) * | 2018-11-12 | 2019-09-27 | 洛阳伊龙药业有限公司 | Pipeline mixing device is used in a kind of extraction |
| US20200002192A1 (en) * | 2018-06-28 | 2020-01-02 | Subsea 7 (Us) Llc | Sanitising Seawater at Subsea Locations |
-
2020
- 2020-08-24 CN CN202010859643.7A patent/CN113351038A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202844949U (en) * | 2012-09-13 | 2013-04-03 | 中国海洋石油总公司 | Mixing box used for blending plug removal medicament |
| CN202909644U (en) * | 2012-11-08 | 2013-05-01 | 卜明 | Non-stirring mixing device |
| CN205307856U (en) * | 2015-10-29 | 2016-06-15 | 湖北省宏源药业科技股份有限公司 | LiPF6 heavy crystal device |
| CN207271092U (en) * | 2017-09-18 | 2018-04-27 | 上海汉盛环保科技有限公司 | A kind of pipe-line mixer |
| CN207805547U (en) * | 2017-11-29 | 2018-09-04 | 漳州美麦健康管理有限公司 | A kind of glue pot for chrysanthemum tea production |
| US20200002192A1 (en) * | 2018-06-28 | 2020-01-02 | Subsea 7 (Us) Llc | Sanitising Seawater at Subsea Locations |
| CN209438113U (en) * | 2018-11-12 | 2019-09-27 | 洛阳伊龙药业有限公司 | Pipeline mixing device is used in a kind of extraction |
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Application publication date: 20210907 |
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