CN112915636B - Concentration and purification equipment for producing temporary plugging agent - Google Patents
Concentration and purification equipment for producing temporary plugging agent Download PDFInfo
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- CN112915636B CN112915636B CN202110113630.XA CN202110113630A CN112915636B CN 112915636 B CN112915636 B CN 112915636B CN 202110113630 A CN202110113630 A CN 202110113630A CN 112915636 B CN112915636 B CN 112915636B
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- tank
- temporary plugging
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- pipe
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/02—Combinations of filters of different kinds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/30—Accessories for evaporators ; Constructional details thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/003—Filters in combination with devices for the removal of liquids
- B01D36/008—Means to filter or treat the separated liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
- B01D5/0003—Condensation of vapours; Recovering volatile solvents by condensation by using heat-exchange surfaces for indirect contact between gases or vapours and the cooling medium
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The invention discloses concentration and purification equipment for producing temporary plugging agents, which comprises a impurity removal tank (1), an evaporation tank (2), a condenser (3), a solvent tank (4) and a temporary plugging agent slurry tank (5), wherein the impurity removal tank (1) is connected with the evaporation tank (2) through a liquid outlet pipe I (6), a slurry outlet is arranged at the lower part of the evaporation tank (2), the slurry outlet is connected with the temporary plugging agent slurry tank (5) through a liquid outlet pipe II (7), and a gas outlet is arranged at the upper part of the evaporation tank (2) and is connected with the condenser (3) through a gas transmission pipe (8). The temporary plugging agent produced by the equipment has high purity, no impurity and high temporary plugging efficiency.
Description
Technical Field
The invention belongs to the field of drilling operation, and particularly relates to concentration and purification equipment for producing temporary plugging agents.
Background
Temporary plugging agents are substances that temporarily reduce the permeability of the formation or temporarily plug highly permeable reservoirs. The currently used temporary plugging agents include oil-soluble temporary plugging agents, acid-soluble temporary plugging agents, water-soluble temporary plugging agents and the like. With development of oil fields, the pressure of oil layers gradually decreases, the water content of oil wells gradually increases, and it becomes very difficult to dissolve oil-soluble temporary plugging materials by crude oil produced by oil well reservoirs, so that the oil-soluble temporary plugging materials are not suitable for the operation process of high-water-content oil wells. When the acid-soluble temporary plugging agent is used for plugging removal, an acid solution is required to be injected, so that the stratum is easy to corrode. Compared with the oil-soluble temporary plugging agent and the acid-soluble temporary plugging agent, the water-soluble temporary plugging agent is more suitable for development of oil fields in a high water-containing period.
In the prior art, the purity of the temporary plugging agent finished product used in the oil field cannot reach the expected purity, and impurities are contained, so that the use effect of the later-stage oil field is affected to a certain extent. The main reason is that in the process of producing the temporary plugging agent, the product cannot be effectively decontaminated, and no suitable industrialized equipment is used for purification, so that a concentration and purification device for producing the temporary plugging agent is needed to overcome the technical problems in the prior art.
Disclosure of Invention
The invention aims at solving the technical problems of improving the purity and the production efficiency of temporary plugging agents, and adopts the following technical scheme:
a concentrate purification equipment for producing temporary plugging agent, includes edulcoration jar, evaporation jar, condenser, solvent jar and temporary plugging agent thick liquid jar, the upper portion of edulcoration jar be provided with jet, the top of edulcoration jar has the rotation motor, the rotation motor on be fixed with the axis of rotation, the axis of rotation on be fixed with one-level filter sieve and second grade filtration cloth, the edulcoration jar be connected with the evaporation jar through drain pipe I, the evaporation jar be sandwich structure, be provided with the louvre on the inner wall of sandwich structure, sandwich structure in be provided with the heating member, the lower part of evaporation jar be provided with agitator motor on be provided with the (mixing) shaft, the (mixing) shaft on be provided with stirring arc pole and stirring section of thick liquid, stirring section of thick liquid include stirring inner tube and stirring urceolus, stirring section of thick liquid between be provided with the stirring section of thick bamboo board, the stirring section of thick liquid be fixed on the (mixing) shaft through the pole axle, the upper portion of evaporation jar be provided with gas outlet, evaporation jar be sandwich structure for sandwich structure's inner wall be provided with the air outlet, the lower part of evaporation jar be provided with the air outlet, the hollow air outlet and the hollow air outlet, the hollow air outlet is connected with the hollow air outlet through condenser and the outer tube II.
The one-level filter screen include circular shape sieve and the wane of being connected with the sieve, the tip of wane be provided with the recess, be provided with round protruding rail on the inner wall of the edulcoration jar of the position that corresponds with the wane, the edulcoration jar be the cylinder.
The secondary filter cloth is circular, an inner ring of the secondary filter cloth is fixed on an inner ring piece, an outer ring of the secondary filter cloth is fixed on an outer ring piece, the inner ring piece and the outer ring piece are fixed through a supporting rod, a groove is formed in the outer ring piece, and a circle of convex rail II is arranged on the inner wall of the impurity removing tank at the position corresponding to the outer ring piece.
The stirring arc rod is provided with stirring ribs.
The outside of gas-supply pipe be provided with the heat preservation.
The condensing outer tube is of a hollow structure, and the hollow structure is filled with phase change materials.
The concentration and purification device has the following beneficial effects:
(1) Through the setting of one-level filter screen and second grade filter cloth, can effectively get rid of solid impurity, improve the purity of temporary plugging agent, through the setting of the jet-propelled piece in edulcoration jar upper portion, can improve edulcoration efficiency, the cooperation setting of recess and protruding rail on wane and the outer loop spare can improve the operational stability of edulcoration device, further guarantees the edulcoration effect.
(2) Through the setting of evaporation tank, can make solvent and temporary plugging agent solution separation for solvent gasification, temporary plugging agent solution purification draws, through stirring the setting of arc pole and churning section of thick bamboo, can improve evaporation efficiency, churning section of thick bamboo's structure can furthest stir liquid, and stirring arc pole can stir the liquid of jar body bottom, and then further improves evaporation efficiency.
(3) The setting mode of the inner condensation pipe and the outer condensation pipe in the condenser can adjust the condensation efficiency, and cold air can be added into the inner condensation pipe through the cold air inlet, so that the condensation efficiency can be improved.
(4) The impurity removal tank, the evaporation tank, the condenser, the solvent tank and the temporary plugging agent slurry tank are matched, so that proper industrial equipment can be provided for purification, and the purity of the temporary plugging agent and the production efficiency can be ensured.
Drawings
Fig. 1 is a schematic structural view of a concentration and purification apparatus for producing a temporary plugging agent.
Fig. 2 is a schematic structural view of the impurity removing tank.
Fig. 3 is a schematic structural view of the evaporation tank.
Fig. 4 is a schematic structural view of the condenser.
Fig. 5 is a schematic structural view of a turbulence barrel.
Fig. 6 is a schematic structural view of a secondary filter cloth.
In the figure:
1-a impurity removal tank; 2-an evaporation tank; a 3-condenser; 4-a solvent tank; 5-a temporary plugging agent slurry tank; 6-a liquid outlet pipe I; 7-a liquid outlet pipe II; 8-a gas pipe;
1-1-jet part; 1-2-rotating motor; 1-3-rotating shafts; 1-4-primary filter screen; 1-5-secondary filter cloth; 1-6-sieve plates; 1-7-rocker; 1-8-inner ring members; 1-9-outer ring members; 1-10-stay bars;
2-1 of a stirring motor; 2-2-stirring shaft; 2-3-stirring the arc rod; 2-4-agitating ribs; 2-5-stirring the inner cylinder; 2-6-stirring flow outer cylinder; 2-7-barrel plates; 2-8-bar shaft;
3-1-condensing the inner tube; 3-2-condensing the outer tube; 3-3-cool air inlet; 3-4-cool air outlet.
Detailed Description
The invention is further described below with reference to the drawings and examples.
As shown in fig. 1-6, a concentrating and purifying device for producing temporary plugging agent comprises a impurity removing tank 1, an evaporating tank 2, a condenser 3, a solvent tank 4 and a temporary plugging agent slurry tank 5, wherein an air injection piece 1-1 is arranged at the upper part of the impurity removing tank 1, a rotating motor 1-2 is arranged at the top end of the impurity removing tank 1, a rotating shaft 1-3 is fixed on the rotating motor 1-2, a primary filter screen 1-4 and a secondary filter cloth 1-5 are fixed on the rotating shaft 1-3, the impurity removing tank 1 is connected with the evaporating tank 2 through a liquid outlet pipe I6, the evaporating tank 2 is of a sandwich structure, a heat dissipation hole is arranged on the inner wall of the sandwich structure, a heating piece is arranged in the sandwich structure, a stirring shaft 2-2 is arranged on a stirring motor 2-1 arranged at the lower part of the evaporating tank 2, the stirring shaft 2-2 is provided with a stirring arc rod 2-3 and a stirring barrel, the stirring barrel comprises a stirring inner barrel 2-5 and a stirring outer barrel 2-6, a barrel plate 2-7 is arranged between the stirring inner barrel 2-5 and the stirring outer barrel 2-6, the stirring barrel is fixed on the stirring shaft 2-2 through a rod shaft 2-8, the upper part of the evaporation tank 2 is provided with a gas outlet, the lower part of the evaporation tank 2 is provided with a slurry outlet, the slurry outlet is connected with a temporary plugging agent slurry tank 5 through a liquid outlet pipe II7, the gas outlet is connected with a condenser 3 through a gas pipe 8, the condenser 3 comprises a condensation inner pipe 3-1 and a condensation outer pipe 3-2, the condensation inner pipe 3-1 is provided with a hollow outer wall, a cold air inlet 3-3 and a cold air outlet 3-4 are arranged on the hollow outer wall, and the lower outlet of the condenser 3 is connected with a solvent tank 4.
The first-stage filter screen 1-4 comprises a circular screen plate 1-6 and a rocker plate 1-7 connected with the screen plate 1-6, a groove is formed in the end portion of the rocker plate 1-7, a circle of convex rail is arranged on the inner wall of the impurity removal tank 1 corresponding to the rocker plate 1-7, and the impurity removal tank 1 is a cylinder.
The secondary filter cloth 1-5 is in a circular ring shape, an inner ring of the secondary filter cloth 1-5 is fixed on the inner ring piece 1-8, an outer ring of the secondary filter cloth 1-5 is fixed on the outer ring piece 1-9, the inner ring piece 1-8 and the outer ring piece 1-9 are fixed through a stay bar 1-10, a groove is arranged on the outer ring piece 1-9, and a circle of convex rail II is arranged on the inner wall of the impurity removal tank 1 at a position corresponding to the outer ring piece 1-9.
Wherein the stirring arc rod 2-3 is provided with stirring ribs 2-4.
Wherein the outside of the air pipe 8 is provided with an insulating layer.
Wherein the condensing outer tube 3-2 is of a hollow structure, and the hollow structure is filled with phase change materials.
The working process of the concentration and purification equipment is as follows:
the liquid to be purified enters the impurity removing tank 1 through a liquid inlet of the impurity removing tank 1, a rotating motor 1-2 is opened, meanwhile, a jet piece 1-1 works, after passing through a primary filter screen 1-4 and a secondary filter cloth 1-5, the solution with solid impurities removed enters the evaporating tank 2 through a liquid outlet pipe I6, a heating piece in a sandwich structure of the evaporating tank 2 works, heat is radiated to the inside of the evaporating tank 2 through the action of a heat radiation hole, the solvent in the solution becomes gas, under the combined action of an agitating arc rod 2-3 and a stirring barrel, the evaporation efficiency of the solvent is greatly improved, the solvent gas enters a condenser 3 through a gas pipe 8, cold air is introduced into a condensing inner pipe 3-1 through a cold air inlet 3-3, the condensation efficiency can be adjusted through adjusting the temperature and the circulating speed of the cold air, the gas is condensed into the liquid between the condensing inner pipe 3-1 and a condensing outer pipe 3-2, the condensed solvent is dropped into the solvent tank 4 through the condenser 3, when the solvent in the condenser 3 is not flowing down, namely the solvent in the evaporating tank 2 is completely evaporated, the solvent in the evaporating tank is completely, the slurry is completely evaporated, and the slurry is purified slurry is fed into a slurry temporary slurry liquid II through a slurry purifying and is obtained.
The foregoing is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Various modifications and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention are included in the protection scope of the present invention.
Claims (4)
1. A concentrate purification equipment for producing temporary plugging agent which characterized in that: including edulcoration jar (1), evaporation jar (2), condenser (3), solvent jar (4) and temporary plugging agent thick liquid jar (5), the upper portion of edulcoration jar (1) be provided with jet-propelled piece (1-1), the top of edulcoration jar (1) have rotation motor (1-2), rotation motor (1-2) on be fixed with axis of rotation (1-3), axis of rotation (1-3) on be fixed with one-level filter sieve (1-4) and second grade filter cloth (1-5), edulcoration jar (1) be connected with evaporation jar (2) through drain pipe I (6), evaporation jar (2) be sandwich structure, be provided with the louvre on sandwich structure's the inner wall, sandwich structure in be provided with the heating element, the lower part of evaporation jar (2) be provided with agitator motor (2-1) on be provided with (2-2), inner tube (2-2) on be provided with stirring rod (2-3) and a section of thick bamboo (2-5), stirring tube (2-5) and stirring drum (6-5) between stirring drum (2-5) and stirring drum (6-5), the stirring cylinder is fixed on a stirring shaft (2-2) through a rod shaft (2-8), a gas outlet is formed in the upper portion of the evaporation tank (2), a slurry outlet is formed in the lower portion of the evaporation tank (2), the slurry outlet is connected with a temporary plugging agent slurry tank (5) through a liquid outlet pipe II (7), the gas outlet is connected with a condenser (3) through a gas pipe (8), the condenser (3) comprises a condensation inner pipe (3-1) and a condensation outer pipe (3-2), the condensation inner pipe (3-1) is provided with a hollow outer wall, a cold air inlet (3-3) and a cold air outlet (3-4) are formed in the upper portion of the hollow outer wall, and the lower outlet of the condenser (3) is connected with a solvent tank (4); the solvent gas enters the condenser (3) through the gas pipe (8), cold gas is introduced into the condensation inner pipe (3-1) through the cold gas inlet (3-3), the gas after heat exchange is discharged through the cold gas outlet (3-4), and the condensation efficiency can be adjusted by adjusting the temperature of the cold gas and the air inlet circulation speed; the primary filter screen (1-4) comprises a round screen plate (1-6) and a warped plate (1-7) connected with the screen plate (1-6), the impurity removing tank (1) is a cylinder, a groove is formed in the end part of the warped plate (1-7), and a circle of convex rail is arranged on the inner wall of the impurity removing tank (1) at the position corresponding to the warped plate (1-7); the secondary filter cloth (1-5) is circular, an inner ring of the secondary filter cloth (1-5) is fixed on an inner ring piece (1-8), an outer ring of the secondary filter cloth (1-5) is fixed on an outer ring piece (1-9), the inner ring piece (1-8) and the outer ring piece (1-9) are fixed through a stay bar (1-10), a groove is formed in the outer ring piece (1-9), and a circle of convex rail II is arranged on the inner wall of the impurity removing tank (1) at a position corresponding to the outer ring piece (1-9).
2. The concentrating and purifying apparatus for producing temporary plugging agent according to claim 1, wherein: wherein the stirring arc rod (2-3) is provided with stirring ribs (2-4).
3. The concentrating and purifying apparatus for producing temporary plugging agent according to claim 1, wherein: wherein, the outside of the air pipe (8) is provided with an insulating layer.
4. The concentrating and purifying apparatus for producing temporary plugging agent according to claim 1, wherein: wherein the condensing outer tube (3-2) is of a hollow structure, and the hollow structure is filled with phase change materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110113630.XA CN112915636B (en) | 2021-01-27 | 2021-01-27 | Concentration and purification equipment for producing temporary plugging agent |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110113630.XA CN112915636B (en) | 2021-01-27 | 2021-01-27 | Concentration and purification equipment for producing temporary plugging agent |
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| CN112915636A CN112915636A (en) | 2021-06-08 |
| CN112915636B true CN112915636B (en) | 2023-05-30 |
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