CN207108661U - Fracturing outlet liquid processing equipment - Google Patents
Fracturing outlet liquid processing equipment Download PDFInfo
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- CN207108661U CN207108661U CN201720725842.2U CN201720725842U CN207108661U CN 207108661 U CN207108661 U CN 207108661U CN 201720725842 U CN201720725842 U CN 201720725842U CN 207108661 U CN207108661 U CN 207108661U
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- branch road
- outlet liquid
- fracturing outlet
- chemicals dosing
- dosing plant
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Abstract
The utility model discloses a kind of fracturing outlet liquid processing equipment,Improve process performance under different fracturing outlet liquid condition of water quality,To solve the problems, such as to make fracturing outlet liquid processing unit treatment effect poor because fracturing outlet liquid water quality is different,This equipment includes being used for the main line and chemicals dosing plant for conveying fracturing outlet liquid,Chemicals dosing plant is connected by dosing branch road with main pipeline,The branch road that flows back is also associated with main line at dosing branch road and main line junction downstream,Backflow branch way outlet is connected with chemicals dosing plant,Flow back branch road,Chemicals dosing plant,Dosing branch road,Main line between dosing branch road and backflow branch road collectively forms the circulation loop of fracturing outlet liquid processing,Fracturing outlet liquid is through the abundant water purification of circulation loop with being discharged after flocculation by filter,Fracturing outlet liquid processing equipment of the present utility model can carry out circular treatment to fracturing outlet liquid,Improve and return discharge opeing processing quality,And structure design is simple,Pipeline service efficiency is high,Maintenance cost is low.
Description
Technical field
It the utility model is related to oilfield wastewater treatment technology field, and in particular to a kind of fracturing outlet liquid processing equipment.
Background technology
At present, in order to improve oil field individual well oil production, it is necessary to inject substantial amounts of fracturing fluid to stratum.Well fracturing operation
After end, the fracturing fluid that infusion enters stratum will return and drain into ground, and this class I liquid I is commonly referred to as fracturing outlet liquid.Fracturing outlet liquid
Complicated components, the chemical agents such as thickening agent, cleanup additive, bactericide, gel breaker are typically contained, will if arranged outside without processing
Pollute Soil Surrounding and environment.Due to scene, to return discharge opeing water quality unstable, returns draining flow and successively decreases with time lengthening, increases
Sewage disposal difficulty.The circular treatment poor performance of current fracturing outlet liquid processing equipment, it is impossible to unstable suitable for water quality
Individual well returns the processing of discharge opeing.
The U of Authorization Notice No. CN 203079770, authorized announcement date 2013.07.24 Chinese utility model patent is public
Compact oil reservoir mixing water fracturing outlet liquid processing unit is opened, its medicament passes through by the medicament agitator tank stirring on dosing branch road
Dosing pump is mixed into pipe-line mixer, then immediately proceeds to settling tank processing, but settling tank is merely by standing
Fracturing outlet liquid is set to be reacted with the medicament added.When return discharge opeing water quality it is unstable when, can not according to return discharge opeing water quality come
The medicament of corresponding species and suitable dose is targetedly added, it is poor to the treatment effect of fracturing outlet liquid processing.
Utility model content
The purpose of this utility model is to provide a kind of pressure for improving process performance under different fracturing outlet liquid condition of water quality
Split and return discharge opeing processing equipment, to solve to make fracturing outlet liquid processing unit treatment effect poor because fracturing outlet liquid water quality is different
The problem of.
To achieve the above object, the technical scheme of the utility model fracturing outlet liquid processing equipment is：
Fracturing outlet liquid processing equipment includes being used for the main line and chemicals dosing plant for conveying fracturing outlet liquid, chemicals dosing plant
It is connected by dosing branch road with main pipeline, is also associated with backflow branch on main line at dosing branch road and main line junction downstream
Road, backflow branch way outlet are connected with chemicals dosing plant, the backflow branch road, chemicals dosing plant, dosing branch road, dosing branch road and backflow branch
Main line between road collectively forms the circulation loop of fracturing outlet liquid processing, and the circulation loop is provided with circulating pump.
Dissolved air flotation device is provided with main line between the dosing branch road and backflow branch road.
The dissolved air flotation device is provided with self circular loop, and self circular loop is provided with air supporting booster pump.
The dosing branch road is provided with main pipeline junction to be used to mix dosing branch road and fracturing outlet liquid in main pipeline
Blender.
The filtering booster pump set on the main line that the circulating pump is dissolved air flotation device between the branch road that flows back, supervisor
On road the 5th valve and filter are provided with after filtering booster pump.
The chemicals dosing plant includes water purification agent chemicals dosing plant and flocculant chemicals dosing plant, and dosing branch road includes clean water treatment branch
Road and flocculation treatment branch road, clean water treatment branch road set the second valve, and flocculation treatment branch road sets the 3rd valve, clean water treatment branch
Road is provided with the first pipe-line mixer for being used for mixing clean water treatment branch road and fracturing outlet liquid in main pipeline with main pipeline junction,
Flocculation treatment branch road is provided with main pipeline junction is used for mixed flocculation processing branch road and second of fracturing outlet liquid in main pipeline
Pipe-line mixer.
The backflow branch road is also associated with water conditioner chemicals dosing plant, and water conditioner chemicals dosing plant is by valve with returning
Flow branch road connection.
Broken glue adjusting means, the first valve of control main line charging are provided with the main line before dosing branch road.
The beneficial effects of the utility model are：Fracturing outlet liquid processing equipment of the present utility model can be to fracturing outlet liquid
Circular treatment is carried out, improves and returns discharge opeing processing quality, can be according to the change for returning discharge opeing water quality liquid measure, by controlling each valve
On off state adjusts handling process, adjusts chemical feeding quantity according to fracturing outlet liquid water quality situation at any time, improves applicability, Neng Goushi
The fracturing outlet liquid processing unstable for water quality, in addition, device structure of the present utility model design is simple, pipeline service efficiency
Height, maintenance cost are low.
Further, chemicals dosing plant is to be respectively used in clean water treatment branch road and add medicament in flocculation treatment branch road,
According to discharge opeing processing disposition is returned in clean water treatment branch road and in flocculation treatment branch road, independent to handle by several times, medicament will not phase
Mutually influence.
Water conditioner chemicals dosing plant is in clean water treatment branch road and the processing of flocculation treatment branch road is completed to start working afterwards,
Water conditioner is added in completion clean water treatment and flocculation treatment, can be according to the above clean water treatment of two steps and flocculation treatment
The medicament of processing addition suitable dose is sterilized.
Further, water purification agent chemicals dosing plant, flocculant chemicals dosing plant, water conditioner chemicals dosing plant and air-dissolving air-float dress
The tank structure with fluid level scale and agitator is set to, dosing dosage in each tank can be controlled, and realize and be stirred.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of the embodiment of the utility model fracturing outlet liquid processing equipment.
Embodiment
Embodiment of the present utility model is described further below in conjunction with the accompanying drawings.
The specific embodiment of fracturing outlet liquid processing equipment of the present utility model, as shown in figure 1, fracturing outlet liquid processing is set
Standby to include being used for the main line and chemicals dosing plant for conveying fracturing outlet liquid, chemicals dosing plant includes water purification agent chemicals dosing plant 11 and flocculation
Agent chemicals dosing plant 10, downstream is from upstream in main line and has been sequentially connected in series brokenly glue adjusting means 1, the first valve 41, the first pipeline
Blender 51, second pipe blender 52 and dissolved air flotation device 6, clean water treatment branch is connected with the first pipe-line mixer 51
Road, clean water treatment branch road include the second valve 42 and water purification agent chemicals dosing plant 11, flocculation are connected with second pipe blender 52
Branch road is handled, flocculation treatment branch road includes the 3rd valve 43 and flocculant chemicals dosing plant 10, clean water treatment branch road and flocculation treatment
Branch road branch road 12 and is connected in the downstream of dissolved air flotation device 6 in main line by flowing back, dissolved air flotation device 6 and backflow branch road 12
Between be provided with filtering booster pump 22, flow back branch road 12 on be connected with parallel connection water conditioner chemicals dosing plant 9 and filter 7,
The 4th valve 44 is provided between water conditioner chemicals dosing plant 9 and backflow branch road 12, is set between filter 7 and backflow branch road 12
There is the 5th valve 45, filter 7 is provided with delivery port, outlet pipe 8 is connected on delivery port.
It is broken to be connected with sewage self priming pump 21 between glue adjusting means 1 and the first valve 41 in the present embodiment.Air-dissolving air-float fills
Put and air supporting booster pump 23 is connected with 6.It is broken that the first electromagnetic flowmeter is provided between glue adjusting means 1 and the first pipe-line mixer 51
31, the second electromagnetic flowmeter 32 is provided with clean water treatment branch road, and the 3rd electromagnetic flowmeter 33, molten gas are provided with flocculation treatment branch road
The 4th electromagnetic flowmeter 34 is provided between air-floating apparatus 6 and backflow branch road 12.Water purification agent chemicals dosing plant 11, flocculant chemicals dosing plant
10th, water conditioner chemicals dosing plant 9 and dissolved air flotation device be respectively the water purification agent agitator tank with fluid level scale and agitator,
Flocculant agitator tank, water conditioner agitator tank and air-dissolving air-float tank.Water purification agent in water purification agent chemicals dosing plant 11 uses PAC
（Aluminium polychloride）, the flocculant in flocculant chemicals dosing plant uses PAM（Polyacrylamide）.
Above-described embodiment when in use, first, makes fracturing outlet liquid enter in broken glue adjusting means 1 and stood, carry out the row of returning
Liquid breaks glue processing and sediment deposition.The first valve 41, the second valve 42 and sewage self priming pump 21 are opened, while opens water purification agent and adds
Medicine device 11, PAC water purification agents are made to add oil-free returning in discharge opeing without sand from water purification agent chemicals dosing plant 11, water purification agent is with returning discharge opeing
Enter after the first pipe-line mixer 51 uniformly mixing in dissolved air flotation device 6, be then turned on filtering booster pump 22 and air supporting increases
Press pump 23, fracturing outlet liquid is transported to backflow branch road 12 by filtering booster pump 22 from dissolved air flotation device 6, through clean water treatment branch road
Dissolved air flotation device is returned to main pipeline, the treatment effect for returning discharge opeing is observed by dissolved air flotation device 6, until air-dissolving air-float fills
The discharge opeing of returning put in 6 has floccule precipitation, and the above is the running of clean water treatment circulation loop.
Secondly, the first valve 41, the second valve 42, water purification agent chemicals dosing plant 11 are closed, opens the 3rd valve 43 and flocculation
Agent chemicals dosing plant 10, PAM flocculants are added to from flocculant chemicals dosing plant 10 in water purification agent and the mixed liquor for returning discharge opeing, and
Dissolved air flotation device 6 is discharged into after being well mixed in second pipe blender 52, treats that liquid level reaches water outlet in dissolved air flotation device 6
During position height, fracturing outlet liquid is transported to backflow branch road 12 by filtering booster pump 22 from dissolved air flotation device 6, through flocculation treatment
Branch road returns to dissolved air flotation device 6 with main pipeline, and the treatment effect for returning discharge opeing is observed by dissolved air flotation device 6, until air supporting
Discharge opeing is limpid and floccule is precipitated to tank bottom for returning in device 6, and the above is the running of flocculation treatment circulation loop.
Finally, the 4th valve 44 and water conditioner chemicals dosing plant 9 are opened, is first added into water conditioner chemicals dosing plant 9
Enter bactericide, add hydrochloric acid, bactericide enters flocculation treatment circulation loop with hydrochloric acid, filters booster pump 22 by fracturing outlet liquid
Backflow branch road 12 is transported to from dissolved air flotation device 6, dissolved air flotation device 6 is returned to through flocculation treatment branch road and main pipeline, makes to kill
Microbial inoculum, hydrochloric acid and fracturing outlet liquid are sufficiently mixed, and then open the 5th valve 45, the clear water after flocculation is passed through into filter 7
Filtering, is discharged through outlet pipe by delivery port after filtering, is filter process above, and the water after processing, which reaches, returns discharge opeing standard,
Available for fracturing fluid preparation or other industrial waters.Fracturing outlet liquid processing equipment can form independent clean water treatment and be recycled back to
Road, flocculation treatment circulation loop and filter process return discharge opeing handling process, have precipitation is fast, mixing thoroughly, take it is empty
Between small, circular treatment efficiency high the characteristics of.
In other embodiments of the present utility model, a dosing branch road can be only set, can also be only on dosing branch road
Set a chemicals dosing plant, backflow branch way outlet be connected with chemicals dosing plant, it is described flow back branch road, chemicals dosing plant, dosing branch road, add
Main line between medicine branch road and backflow branch road collectively forms the circulation loop of fracturing outlet liquid processing, fracturing outlet liquid processing procedure
In can launch water purification agent and flocculant successively in turn in a chemicals dosing plant.
Claims (10)
1. fracturing outlet liquid processing equipment, including for conveying the main line and chemicals dosing plant of fracturing outlet liquid, chemicals dosing plant
It is connected by dosing branch road with main pipeline, it is characterised in that：On main line at dosing branch road and main line junction downstream also
Backflow branch road is connected with, backflow branch way outlet is connected with chemicals dosing plant, the backflow branch road, chemicals dosing plant, dosing branch road, dosing
Main line between branch road and backflow branch road collectively forms the circulation loop of fracturing outlet liquid processing, and the circulation loop is provided with and followed
Ring pump.
2. fracturing outlet liquid processing equipment according to claim 1, it is characterised in that：The dosing branch road and backflow branch road
Between main line on be provided with dissolved air flotation device.
3. fracturing outlet liquid processing equipment according to claim 2, it is characterised in that：The dissolved air flotation device is provided with
Self circular loop, self circular loop are provided with air supporting booster pump, and the dissolved air flotation device is with fluid level scale and agitator
Tank structure.
4. fracturing outlet liquid processing equipment according to claim 1, it is characterised in that：The dosing branch road connects with main pipeline
The place of connecing is provided with the blender for being used for mixing dosing branch road and fracturing outlet liquid in main pipeline.
5. according to the fracturing outlet liquid processing equipment described in claim 1 or 2 or 3 or 4, it is characterised in that：The circulating pump is
The filtering booster pump that sets on main line between dissolved air flotation device and backflow branch road, on main line after booster pump is filtered
It is provided with the 5th valve and filter.
6. fracturing outlet liquid processing equipment according to claim 5, it is characterised in that：The chemicals dosing plant includes water purification agent
Chemicals dosing plant and flocculant chemicals dosing plant, dosing branch road include clean water treatment branch road and flocculation treatment branch road, clean water treatment branch road
Second valve is set, and flocculation treatment branch road sets the 3rd valve, and clean water treatment branch road is provided with main pipeline junction to be used to mix
First pipe-line mixer of clean water treatment branch road and fracturing outlet liquid in main pipeline, flocculation treatment branch road are set with main pipeline junction
There is the second pipe blender for mixed flocculation processing branch road and fracturing outlet liquid in main pipeline.
7. fracturing outlet liquid processing equipment according to claim 6, it is characterised in that：Water purification agent chemicals dosing plant and flocculant
Chemicals dosing plant is the tank structure with fluid level scale and agitator.
8. fracturing outlet liquid processing equipment according to claim 1, it is characterised in that：Backflow branch road is also associated with water quality tune
Agent chemicals dosing plant is saved, water conditioner chemicals dosing plant is connected by valve with backflow branch road.
9. fracturing outlet liquid processing equipment according to claim 8, it is characterised in that：Water conditioner chemicals dosing plant is band
There is the tank structure of fluid level scale and agitator.
10. fracturing outlet liquid processing equipment according to claim 1, it is characterised in that：In dosing branch on the main line
Broken glue adjusting means, the first valve of control main line charging are provided with before road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720725842.2U CN207108661U (en) | 2017-06-21 | 2017-06-21 | Fracturing outlet liquid processing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720725842.2U CN207108661U (en) | 2017-06-21 | 2017-06-21 | Fracturing outlet liquid processing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207108661U true CN207108661U (en) | 2018-03-16 |
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ID=61578523
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720725842.2U Active CN207108661U (en) | 2017-06-21 | 2017-06-21 | Fracturing outlet liquid processing equipment |
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| Country | Link |
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| CN (1) | CN207108661U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108640334A (en) * | 2018-04-28 | 2018-10-12 | 延长油田股份有限公司 | Three sections of high efficiency composition processing systems of oily wastewater and treatment process |
-
2017
- 2017-06-21 CN CN201720725842.2U patent/CN207108661U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108640334A (en) * | 2018-04-28 | 2018-10-12 | 延长油田股份有限公司 | Three sections of high efficiency composition processing systems of oily wastewater and treatment process |
| CN108640334B (en) * | 2018-04-28 | 2021-02-19 | 延长油田股份有限公司 | Three-section efficient composite treatment system and treatment process for oily sewage |
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