CN112915636A - A concentration purification equipment for producing temporary plugging agent - Google Patents
A concentration purification equipment for producing temporary plugging agent Download PDFInfo
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- CN112915636A CN112915636A CN202110113630.XA CN202110113630A CN112915636A CN 112915636 A CN112915636 A CN 112915636A CN 202110113630 A CN202110113630 A CN 202110113630A CN 112915636 A CN112915636 A CN 112915636A
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- tank
- stirring
- cylinder
- temporary plugging
- 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
-
- 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 a concentration and purification device for producing a temporary plugging agent, which comprises an 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), a gas outlet is arranged at the upper part of the evaporation tank (2), and the gas outlet is connected with the condenser (3) through a gas conveying 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 a concentration and purification device for producing a temporary plugging agent.
Background
Temporary plugging agents are substances that temporarily reduce the permeability of the formation or temporarily plug a highly permeable oil reservoir. The temporary plugging agents commonly used at present comprise oil-soluble temporary plugging agents, acid-soluble temporary plugging agents, water-soluble temporary plugging agents and the like. Along with the development of oil fields, the pressure of an oil layer is gradually reduced, the water content of an oil well is gradually increased, and crude oil produced by an oil well reservoir dissolves oil-soluble temporary plugging materials, so that the blockage removal is very difficult, and therefore the oil-soluble temporary plugging materials are not suitable for the operation process of a high-water-content oil well. When the acid-soluble temporary plugging agent is used for plugging removal, an acid solution needs to be injected, so that the formation is easily corroded. Compared with oil-soluble temporary plugging agents and acid-soluble temporary plugging agents, 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 a temporary plugging agent finished product used in an oil field cannot be expected, and the temporary plugging agent contains impurities, so that the use effect of the oil field in the later period is influenced to a certain extent. The main reason is that in the process of producing the temporary plugging agent, effective impurity removal can not be performed on the product, and no suitable industrial equipment is used for purification, so that a concentration and purification equipment for producing the temporary plugging agent is urgently needed to overcome the technical problems in the prior art.
Disclosure of Invention
The invention aims to solve the technical problem of improving the purity and the production efficiency of the temporary plugging agent, and adopts the following technical scheme:
a concentration and purification device for producing temporary plugging agent comprises an impurity removal tank, an evaporation tank, a condenser, a solvent tank and a temporary plugging agent slurry tank, wherein an air jet part is arranged on the upper part of the impurity removal tank, a rotating motor is arranged at the top end of the impurity removal tank, a rotating shaft is fixed on the rotating motor, a primary filter sieve and a secondary filter cloth are fixed on the rotating shaft, the impurity removal tank is connected with the evaporation tank through a liquid outlet pipe I, the evaporation tank is of an interlayer structure, radiating holes are formed in the inner wall of the interlayer structure, a heating element is arranged in the interlayer structure, a stirring motor is arranged at the lower part of the evaporation tank, a stirring shaft is arranged on the stirring motor, a stirring arc rod and a stirring cylinder are arranged on the stirring shaft, the stirring cylinder comprises a stirring inner cylinder and a stirring outer cylinder, and a cylinder plate is arranged between the stirring inner cylinder and the stirring outer cylinder, the stirring cylinder is fixed on the stirring shaft through a rod shaft, the upper part of the evaporation tank is provided with a gas outlet, the lower part of the evaporation tank is provided with a slurry outlet, the slurry outlet is connected with the temporary plugging agent slurry tank through a liquid outlet pipe II, the gas outlet is connected with a condenser through a gas conveying pipe, the condenser comprises a condensation inner pipe and a condensation outer pipe, the condensation inner pipe is provided with a hollow outer wall, the hollow outer wall is provided with a cold air inlet and a cold air outlet, and the lower outlet of the condenser is connected with a solvent tank.
The primary filter sieve 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 the protruding rail of round on the inner wall of the edulcoration jar that corresponds the position with the wane, the edulcoration jar be the cylinder.
The secondary filter cloth is annular, the inner ring of the secondary filter cloth is fixed on the inner ring piece, the outer ring of the secondary filter cloth is fixed on the outer ring piece, the inner ring piece and the outer ring piece are fixed through a support 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.
And a heat insulation layer is arranged outside the gas transmission pipe.
The condensation outer pipe is of a hollow structure, and phase change materials are filled in the hollow structure.
The concentration and purification equipment has the following beneficial effects:
(1) solid impurities can be effectively removed through the arrangement of the primary filter sieve and the secondary filter cloth, the purity of the temporary plugging agent is improved, the impurity removing efficiency can be improved through the arrangement of the air spraying piece on the upper portion of the impurity removing tank, the operation stability of the impurity removing device can be improved through the matching arrangement of the grooves and the convex rails on the wane and the outer ring piece, and the impurity removing effect is further ensured.
(2) Through the setting of evaporating pot, can make solvent and the separation of stifled agent solution temporarily for solvent gasification, stifled agent solution purification of temporarily is drawed, through stirring the setting of arc pole and stirring a section of thick bamboo, can improve evaporation efficiency, and the structure that stirs a section of thick bamboo can furthest stir liquid, stirs the arc pole and can stir the liquid of jar body bottom, and then further improves evaporation efficiency.
(3) The setting mode of condensation inner tube and condensation outer tube in the condenser can adjust condensation efficiency, can add air conditioning to the condensation inner tube through the air conditioning import, can improve condensation efficiency.
(4) The cooperation setting of edulcoration jar, evaporating pot, condenser, solvent jar and temporary plugging agent thick liquid jar can provide suitable industrial equipment and be used for the purification, can guarantee the purity of temporary plugging agent and the efficiency of production.
Drawings
FIG. 1 is a schematic diagram of a concentration and purification apparatus for producing a temporary plugging agent.
FIG. 2 is a schematic view of the trash can.
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 an agitating barrel.
Fig. 6 is a schematic structural diagram of the secondary filter cloth.
In the figure:
1-impurity removal tank; 2-evaporating pot; 3-a condenser; 4-solvent tank; 5-temporary plugging agent slurry tank; 6-liquid outlet pipe I; 7-liquid outlet pipe II; 8-gas conveying pipe;
1-1-a gas injection member; 1-2-rotating the motor; 1-3-rotation axis; 1-4-first-stage filter sieve; 1-5-second-stage filter cloth; 1-6-sieve plate; 1-7-rocker; 1-8-inner ring member; 1-9-an outer ring member; 1-10-brace bar;
2-1-stirring motor; 2-2-stirring shaft; 2-3-stirring arc rod; 2-4-stir ribs; 2-5-a turbulence inner cylinder; 2-6-a turbulence outer cylinder; 2-7-tube plate; 2-8-bar axis;
3-1-condensation inner tube; 3-2-condensing the outer tube; 3-3-a cold air inlet; 3-4-cold air outlet.
Detailed Description
The invention is further illustrated by the following figures and examples.
As shown in the figure 1-6, a concentration and purification device for producing temporary plugging agent comprises an impurity removing tank 1, an evaporating tank 2, a condenser 3, a solvent tank 4 and a temporary plugging agent slurry tank 5, wherein the upper part of the impurity removing tank 1 is provided with an air injection piece 1-1, the top end of the impurity removing tank 1 is provided with a rotating motor 1-2, the rotating motor 1-2 is fixed with a rotating shaft 1-3, the rotating shaft 1-3 is fixed with a primary filter screen 1-4 and a secondary filter cloth 1-5, 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, the inner wall of the sandwich structure is provided with a heat radiation hole, the sandwich structure is internally provided with a heating piece, the lower part of the evaporating tank 2 is provided with a stirring motor 2-1 and a stirring shaft 2-2, the stirring arc rod 2-3 and a stirring barrel are arranged on the stirring, the stirring cylinder comprises a stirring inner cylinder 2-5 and a stirring outer cylinder 2-6, a cylinder plate 2-7 is arranged between the stirring inner cylinder 2-5 and the stirring outer cylinder 2-6, the stirring cylinder 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 an air 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 air outlet is connected with a condenser 3 through a gas conveying 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, the hollow outer wall is provided with a cold air inlet 3-3 and a cold air outlet 3-4, and the lower outlet of the condenser 3 is connected.
Wherein, 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 end part of the warped plate 1-7 is provided with a groove, the inner wall of the impurity removing tank 1 corresponding to the warped plate 1-7 is provided with a circle of convex rails, and the impurity removing tank 1 is a cylinder.
Wherein the secondary filter cloth 1-5 is ring-shaped, the inner ring of the secondary filter cloth 1-5 is fixed on the inner ring member 1-8, the outer ring of the secondary filter cloth 1-5 is fixed on the outer ring member 1-9, the inner ring member 1-8 and the outer ring member 1-9 are fixed through a support rod 1-10, the outer ring member 1-9 is provided with a groove, and the inner wall of the impurity removing tank 1 at the position corresponding to the outer ring member 1-9 is provided with a circle of convex rail II.
Wherein the stirring arc rod 2-3 is provided with a stirring rib 2-4.
Wherein the outside of the gas pipe 8 is provided with a heat preservation layer.
Wherein the condensing outer tube 3-2 is a hollow structure, and phase change materials are filled in the hollow structure.
The working process of the concentration and purification equipment is as follows:
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 started, meanwhile, an air spraying part 1-1 works, after passing through a primary filter screen 1-4 and a secondary filter cloth 1-5, the solution without solid impurities enters an evaporation tank 2 through a liquid outlet pipe I6, a heating element in a sandwich structure of the evaporation tank 2 works, heat is dissipated to the inside of the evaporation tank 2 through the action of a heat dissipation hole, a solvent in the solution is changed into gas, the evaporation efficiency of the solvent is greatly improved under the combined action of a stirring arc rod 2-3 and a stirring cylinder, the solvent gas enters a condenser 3 through a gas conveying pipe 8, cold gas is introduced into a condensation inner pipe 3-1 through a cold gas inlet 3-3, the condensation efficiency can be adjusted by adjusting the temperature and the gas inlet circulation speed of the cold gas, and the gas is condensed into liquid between the condensation inner pipe 3-1 and a condensation outer pipe, the condensed solvent falls into the solvent tank 4 through the condenser 3, when no solvent liquid flows down in the condenser 3, namely after the solvent in the evaporation tank 2 is completely evaporated, the liquid outlet valve of the evaporation tank 2 is opened, the purified slurry enters the temporary plugging agent slurry tank 5 through the liquid outlet pipe II, and the purified slurry is the purified temporary plugging agent slurry without impurities, which is obtained in the temporary plugging agent slurry tank.
The foregoing is only a preferred embodiment of the present invention and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (6)
1. A concentrated purification equipment for producing temporary plugging agent which characterized in that: comprises an impurity removal tank (1), an evaporation 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 removal tank (1), a rotating motor (1-2) is arranged at the top end of the impurity removal tank (1), a rotating shaft (1-3) is fixed on the rotating motor (1-2), a primary filter sieve (1-4) and a secondary filter cloth (1-5) are fixed on the rotating shaft (1-3), the impurity removal tank (1) is connected with the evaporation tank (2) through a liquid outlet pipe I (6), the evaporation tank (2) is of a sandwich structure, heat dissipation holes are arranged on the inner wall of the sandwich structure, a heating piece is arranged in the sandwich structure, a stirring motor (2-1) is arranged at the lower part of the evaporation tank (2), a stirring shaft (2-2) is arranged on the stirring motor (2-1), the stirring shaft (2-2) is provided with a stirring arc rod (2-3) and a stirring cylinder, the stirring cylinder comprises a stirring inner cylinder (2-5) and a stirring outer cylinder (2-6), a cylinder plate (2-7) is arranged between the stirring inner cylinder (2-5) and the stirring outer cylinder (2-6), the stirring cylinder 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 the temporary plugging agent slurry tank (5) through a liquid outlet pipe II (7), the gas outlet is connected with the condenser (3) through a gas conveying 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, the hollow outer wall is provided with a cold air inlet (3-3) and a cold air outlet (3-4), and the lower outlet of the condenser (3) is connected with a solvent tank (4).
2. The apparatus of claim 1, wherein the apparatus comprises: the primary filter sieve (1-4) comprises a circular sieve plate (1-6) and a warping plate (1-7) connected with the sieve plate (1-6), a groove is formed in the end of the warping plate (1-7), a circle of convex rail is arranged on the inner wall of the impurity removal tank (1) at the position corresponding to the warping plate (1-7), and the impurity removal tank (1) is a cylinder.
3. The apparatus of claim 2, wherein the apparatus comprises: the secondary filter cloth (1-5) is ring-shaped, the inner ring of the secondary filter cloth (1-5) is fixed on the inner ring piece (1-8), the 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 support rod (1-10), the outer ring piece (1-9) is provided with a groove, and the inner wall of the impurity removing tank (1) at the position corresponding to the outer ring piece (1-9) is provided with a circle of convex rail II.
4. The apparatus of claim 2, wherein the apparatus comprises: wherein the stirring arc rod (2-3) is provided with stirring ribs (2-4).
5. The apparatus of claim 1, wherein the apparatus comprises: wherein the outside of the gas transmission pipe (8) is provided with a heat preservation layer.
6. The apparatus of claim 1, wherein the apparatus comprises: the condensation outer pipe (3-2) is of a hollow structure, and phase change materials are filled in the hollow structure.
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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| Publication Number | Publication Date |
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| CN112915636A true CN112915636A (en) | 2021-06-08 |
| CN112915636B CN112915636B (en) | 2023-05-30 |
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| CN202110113630.XA Active CN112915636B (en) | 2021-01-27 | 2021-01-27 | Concentration and purification equipment for producing temporary plugging agent |
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| CN112915636B (en) | 2023-05-30 |
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