CN214880607U - Produced water treatment and water injection system - Google Patents
Produced water treatment and water injection system Download PDFInfo
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- CN214880607U CN214880607U CN202022878960.1U CN202022878960U CN214880607U CN 214880607 U CN214880607 U CN 214880607U CN 202022878960 U CN202022878960 U CN 202022878960U CN 214880607 U CN214880607 U CN 214880607U
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Abstract
The utility model discloses a produced water treatment and water injection system, which comprises a sedimentation module, a filtering module and a water injection module; the sedimentation module is connected with the filtering module through a third water inlet pipeline; the filtering module is connected with the water injection module through a water outlet pipeline I; the sedimentation module comprises an inclined plate oil remover and an inclined plate settler connected with the inclined plate oil remover through a water inlet pipeline II; the filtering module comprises a multi-medium filtering device and a filtering lift pump; the outlet of the filtering lift pump is connected with the multi-medium filtering device through a water inlet pipeline IV; the water injection module comprises a water injection tank and a plunger pump; the plunger pump is connected with the water injection tank through a water inlet pipeline V. The produced water treatment and water injection facility is modularized, skid-mounted and standardized production is achieved, the construction period is shortened, the repeated utilization rate is improved, meanwhile, the water injection module saves a water feeding link, the operation cost is reduced, and the produced water treatment and water injection facility has good economic benefits.
Description
Technical Field
The utility model relates to an oil gas field production water treatment technical field, concretely relates to production water treatment and water injection system.
Background
The produced water treatment and water injection system of the oil and gas field is usually constructed with a large-scale produced water treatment station and a large-scale water injection station, so that the system is ensured to run stably, the water quality is stable and reaches the standard, and the system is very suitable for stations with large treatment scale. However, for the development and construction of remote blocks and new blocks with smaller processing scale, the processing capacity is unstable, the fluctuation is larger, the uncertainty factor is more, the engineering construction investment of the traditional method is high, the operation efficiency is low, the operation cost is high, the method is not economical, the possibility of resource waste exists, the reliability is low, and the method cannot adapt to the development.
In order to meet the development and construction requirements of remote blocks and new blocks of oil and gas fields, the system needs to be efficient, modularized, skid-mounted, detachable and reusable, and can flexibly configure treatment facilities according to water quality indexes, so that a modularized produced water treatment and injection system needs to be developed to meet the development and construction requirements of the remote blocks and the new blocks of the oil and gas fields.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an engineering construction and the running cost who exists are high among the prior art, and uneconomic, have the possibility of wasting of resources, and the reliability is low, can't adapt to the problem of oil gas field remote block and new block development construction, provide a modularization extraction water treatment and water injection system to realize efficient, modularization, sled dress ization, can dismantle reuse.
In order to realize the purpose, the utility model provides a technical scheme is:
a produced water treatment and water injection system comprises a sedimentation module, a filtering module and a water injection module; the sedimentation module is connected with the filtering module through a third water inlet pipeline; the filtering module is connected with the water injection module through a water outlet pipeline I; the sedimentation module comprises an inclined plate oil remover and an inclined plate settler connected with the inclined plate oil remover through a water inlet pipeline II; the filtering module comprises a multi-medium filtering device and a filtering lift pump; the outlet of the filtering lift pump is connected with the multi-medium filtering device through a water inlet pipeline IV; the water injection module comprises a water injection tank and a plunger pump; the plunger pump is connected with the water injection tank through a water inlet pipeline V.
Further, the multi-medium filtering device comprises two filtering tanks which are arranged in parallel; and the outlet of the filter tank is connected with the first water outlet pipeline.
Further, a first inclined plate is arranged in the inclined plate oil remover; the first inclined plate is arranged in a cocurrent flow mode; and the outlet of the inclined plate oil remover is connected with the water inlet pipeline II.
Further, a second inclined plate is arranged in the inclined plate settler; the second inclined plate is arranged in a counter flow manner; and the outlet of the inclined plate settler is connected with the water inlet pipeline III.
Further, the inclined plate oil remover is connected with an external system through a water inlet pipeline I.
Furthermore, the plunger pump is connected with an external system through a water outlet pipeline II.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides an extraction water treatment and water injection system realize modularization, sled dress and change, improved treatment effeciency, shortened construction cycle, saved the plunger pump and fed the water link, reduced the running cost, can dismantle reuse according to the production demand after the equipment sled dress changes simultaneously, more be favorable to adapting to the development construction of oil gas field new block and marginal block.
Drawings
FIG. 1 is a schematic structural view of the produced water treatment and injection system of the present invention.
Detailed Description
As shown in the figure, the produced water treatment and water injection system comprises a settling module, a filtering module and a water injection module; the sedimentation module is connected with the filtering module through a third water inlet pipeline 11; the filtering module is connected with the water injection module through a water outlet pipeline I13; the sedimentation module comprises an inclined plate oil remover 1 and an inclined plate settler 2 connected with the inclined plate oil remover 1 through a water inlet pipeline II 9; the inclined plate oil remover 1 is arranged higher than the inclined plate settler 2; the filtering module comprises a multi-medium filtering device 4 and a filtering lifting pump 3; the outlet of the filtration lift pump 3 is connected with the multi-medium filter device 4 through a water inlet pipeline IV 12; the water injection module comprises a water injection tank 5 and a plunger pump 6; the plunger pump 6 is connected with the water injection tank 5 through a water inlet pipeline five 14. Wherein, the water injection tank 5 is provided with a high-low liquid level alarm and low liquid level interlocking stop mechanism.
Further, the multi-medium filtering device comprises two filtering tanks which are arranged in parallel; normal production is not influenced when one of them filter tank backwash or overhaul, and the import of filter tank, export, backwash import, the backwash export all establish the motorised valve, electrical instrument control equipment and supporting switch board electric connection, filter tank export with outlet conduit 13 is connected.
Further, a first inclined plate 8 is arranged in the inclined plate oil remover 1; the first inclined plate 8 is arranged in a cocurrent flow manner; the outlet of the inclined plate oil remover 1 is connected with the water inlet pipeline II 9.
Further, a second inclined plate 10 is arranged in the inclined plate settler 2; the second inclined plate 10 is arranged in a counter flow manner; and the outlet of the inclined plate settler 2 is connected with the third water inlet pipeline 11.
Further, the inclined plate oil remover 1 is connected with an external system through a water inlet pipeline I7.
Further, the plunger pump 6 is connected with an external system through a second water outlet pipeline 15.
When using the utility model provides a during produced water treatment and water injection system, the outside system produced water area is pressed and is got into swash plate degreaser 1 to rely on gravity to flow into swash plate settler 2. When entering the multi-medium filtering device 4, the multi-medium filtering device 4 can enter the water injection tank 5 through pressurization of the filtering lifting pump 3, the multi-medium filtering device 4 can automatically operate through the control cabinet through inlet and outlet pressure difference and operation period, and the filtered water quality reaches the standard. And then to the external system by means of the plunger pump 6.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The produced water treatment and water injection system is characterized by comprising a settling module, a filtering module and a water injection module; the sedimentation module is connected with the filtering module through a third water inlet pipeline (11); the filtering module is connected with the water injection module through a water outlet pipeline I (13); the sedimentation module comprises an inclined plate oil remover (1) and an inclined plate sedimentation device (2) connected with the inclined plate oil remover (1) through a water inlet pipeline II (9); the inclined plate oil remover (1) is arranged higher than the inclined plate settler (2); the filtering module comprises a multi-medium filtering device (4) and a filtering lift pump (3); the outlet of the filtration lift pump (3) is connected with the multi-medium filtering device (4) through a water inlet pipeline IV (12); the water injection module comprises a water injection tank (5) and a plunger pump (6); the plunger pump (6) is connected with the water injection tank (5) through a water inlet pipeline five (14).
2. The produced water treatment and injection system of claim 1, wherein the multi-media filtration device comprises two filtration tanks arranged in parallel; and the outlet of the filter tank is connected with the water outlet pipeline I (13).
3. The produced water treatment and injection system according to claim 1, wherein a first inclined plate (8) is provided in the inclined plate degreaser (1); the first inclined plates (8) are arranged in a cocurrent flow manner; the outlet of the inclined plate oil remover (1) is connected with the water inlet pipeline II (9).
4. The produced water treatment and injection system according to claim 1, wherein a second inclined plate (10) is provided in the inclined plate settler (2); the second inclined plate (10) is arranged in a counter-current manner; the outlet of the inclined plate settler (2) is connected with the third water inlet pipeline (11).
5. The produced water treatment and injection system according to claim 1, wherein the swash plate degreaser (1) is connected to an external system through a first inlet pipe (7).
6. The produced water treatment and injection system according to claim 1, wherein the plunger pump (6) is connected to an external system through a second outlet pipe (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022878960.1U CN214880607U (en) | 2020-12-04 | 2020-12-04 | Produced water treatment and water injection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022878960.1U CN214880607U (en) | 2020-12-04 | 2020-12-04 | Produced water treatment and water injection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214880607U true CN214880607U (en) | 2021-11-26 |
Family
ID=78903964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022878960.1U Active CN214880607U (en) | 2020-12-04 | 2020-12-04 | Produced water treatment and water injection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214880607U (en) |
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2020
- 2020-12-04 CN CN202022878960.1U patent/CN214880607U/en active Active
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