CN203095758U - Oilfield sewage rotational flow disturbance treatment device - Google Patents
Oilfield sewage rotational flow disturbance treatment device Download PDFInfo
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- CN203095758U CN203095758U CN 201320091524 CN201320091524U CN203095758U CN 203095758 U CN203095758 U CN 203095758U CN 201320091524 CN201320091524 CN 201320091524 CN 201320091524 U CN201320091524 U CN 201320091524U CN 203095758 U CN203095758 U CN 203095758U
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- sewage
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- iron ion
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Abstract
The utility model relates to an oilfield sewage rotational flow disturbance treatment device. The device comprises a sedimentation purity-removing tank, a flocculation reaction tank, a scale sedimentation tank, a stable iron ion reaction tank, various medicament storage tanks, a four-level pressurizing pump, various medicament medicine-adding pumps and a connection pipeline, wherein a sewage inlet, a water outlet and a sewage drainage port are respectively formed in the four-level pressurizing pump; the sewage drainage port is communicated with a sewage drainage tank by virtue of a pipeline; dirty oil outlets are formed in the sedimentation purity-removing tank and the flocculation reaction tank and connected to a dirty oil tank by virtue of an oil receiving pump; various levels of purifying tanks are sequentially connected; and a medicine-adding tank is connected to inlet pipelines of the purifying tanks by virtue of the medicine-adding pumps. The oilfield sewage rotational flow disturbance treatment device is full in reaction and good in separation effect, and the treated sewage reaches oilfield water injection water-quality standard. The oilfield sewage rotational flow disturbance treatment device is simple in process, convenient to operate, suitable for performing purification treatment of oilfield sewage and also suitable for performing treatment of oil-containing sewage in petrochemical enterprises.
Description
Technical field
The utility model belongs to the oil conte, sewage treatment device technical field.Relate to a kind of oil field sullage rotational flow disturbance treatment device.
Background technology
Oilfield sewage is compared with other trade effluent, contains different solids, insoluble liquid and pollutents such as dissolved organic matter, inorganics, as silt, slag, oil slick, one-tenth dirt positively charged ion (Ca
2+, Mg
2+Deng) iron ion (--Fe
2+And Fe
3+), tensio-active agent etc.Not only polluted surface water of nature is arrived in these pollutant emissions, causes environmental degradation, and industrial and agricultural production around returning and people's life bring harm.For eliminating above-mentioned hazard factor, must handle oilfield sewage, make pollutent be reduced to the degree that environment can be accepted.
The Sewage treatment systems in prior art oil field is comparatively huge, the cost of sewage disposal height, and sewage after treatment still contains a large amount of objectionable constituent, very easily pollutes the stratum after the re-injection, stops up the stratum flow gap, causes later stage water filling resistance to increase, even can't water filling.The intractability that the circulation slit is stopped up is big, the processing costs costliness.
Summary of the invention
For overcoming the deficiencies in the prior art, the utility model provides a kind of oil field sullage rotational flow disturbance treatment device, utilize the method for level Four purification pot eddy flow perturbation technique and interpolation medicament to remove oil slick, silt and objectionable impurities in the oilfield sewage, improve the disposing polluted water in oil effect.
The utility model oil field sullage rotational flow disturbance treatment device, comprise water injection tank, slop oil tank and pollution discharge pond, device is provided with sedimentation decleaning tank, flocculation reaction jar, dirty slurry tank, stablizes the iron ion retort, flocculation agent storage tank, scale remover storage tank, stablize iron ion medicament storage tank and corrosion inhibiting and descaling agent storage tank.Sedimentation decleaning tank, flocculation reaction jar, dirty slurry tank and stable iron ion retort are provided with sewage inlet, water out and sewage draining exit, and sewage draining exit is communicated with pollution discharge pond by pipeline.Sedimentation decleaning tank and flocculation reaction jar are provided with the sump oil outlet, and the sump oil outlet is connected to slop oil tank by receiving oil pump.The oilfield sewage pipeline is connected to the sewage inlet of sedimentation decleaning tank, and the water out of sedimentation decleaning tank is connected to the sewage inlet of flocculation reaction jar by the one-level force (forcing) pump, and the flocculation agent storage tank is connected to one-level pressurization pump outlet by the flocculation agent dosing pump.The water outlet of flocculation reaction jar is connected to the sewage inlet of dirty slurry tank by the secondary force (forcing) pump, and the scale remover storage tank is connected to secondary pressurization pump outlet by the scale remover dosing pump.The water out of dirt slurry tank is connected to the sewage inlet of stablizing the iron ion retort by three grades of force (forcing) pumps, stablizes iron ion medicament storage tank and is connected to three grades of pressurization pump outlet by stablizing the iron ion dosing pump.Stablize the iron ion retort and be connected to water injection tank by the level Four force (forcing) pump, the corrosion inhibiting and descaling agent storage tank is connected to level Four pressurization pump outlet by the corrosion inhibiting and descaling agent dosing pump.
Sewage inlet enters the structure of purification pot for the sewage tangential way.Sedimentation decleaning tank, flocculation reaction jar, dirty slurry tank, stablize iron ion retort, flocculation agent storage tank, scale remover storage tank, the material of stablizing iron ion medicament storage tank, corrosion inhibiting and descaling agent storage tank and each connecting pipeline is stainless steel, engineering plastics or glass reinforced plastic, engineering plastics are polyvinyl chloride, polyethylene or polypropylene.One-level force (forcing) pump, secondary force (forcing) pump, three grades of force (forcing) pumps, level Four force (forcing) pump, flocculation agent dosing pump, scale remover dosing pumps, stablize the iron ion dosing pump and-the corrosion inhibiting and descaling agent dosing pump is a noncorrosive pump.
The operating process of the utility model oil field sullage rotational flow disturbance treatment device is: oilfield sewage sprays into purification pot with the eddy flow state, under centrifugal inertial force and action of gravity, is divided into sump oil, sewage and mud three-phase.Oilfield sewage is through level Four purification pot eddy flow disturbance treatment, and treating processes is: oilfield sewage enters the sedimentation decleaning tank to be separated, and reclaims sump oil, discharges mud.The sewage pressurization back adding flocculation agent of telling enters the flocculation reaction jar and carries out flocculation separation, reclaims sump oil, discharges mud.The sewage pressurization back of telling adds scale remover and enters dirty slurry tank except that the de-sludging positively charged ion, discharges mud.The sewage told pressurization back adds stablize the iron ion medicament and enters and stablize the iron ion retort and remove iron ion, discharges mud, and the adding corrosion inhibiting and descaling agent is delivered to water injection tank after the sewage of the telling pressurization.
Scale remover is Na
2CO
3, flocculation agent is polyacrylamide or polymeric aluminum, and stablizing the iron ion medicament is disodium EDTA, and inhibiter is chlorination dodecyl ammonium or acetic acid dodecyl ammonium.
The utility model adopts level Four successive eddy flow disturbance purification pot to separate under the effect of centrifugal force and gravity, sufficient reacting, and oil, water fully separate with mud.Add flocculation agent, scale remover, stablize iron ion medicament and corrosion inhibiting and descaling agent, good separating effect, realize oil removing, the removal of impurity, descaling and antiscaling, deironing and the purpose of increasing water quality, the water quality after the processing reaches suspension content≤3.0mg/L in the sewage, oleaginousness≤10.0 mg/L, iron-holder≤0.5 mg/L and has reached the oil-field flooding water quality standard.The utility model waste disposal plant flow process is simple, easy to operate, is applicable to the purifying treatment of oilfield sewage, also is applicable to the processing of petroleum chemical enterprise's oily(waste)water.
Description of drawings
Fig. 1 is the schematic flow sheet of the utility model oil field sullage rotational flow disturbance treatment device;
Fig. 2 is the synoptic diagram of purification pot sewage inlet.
Wherein:
1-receipts oil pump, 2-sedimentation decleaning tank, 3-one-level force (forcing) pump, 4-flocculation agent storage tank, 5-flocculation agent dosing pump, 6-flocculation reaction jar, 7-secondary force (forcing) pump, 8-scale remover storage tank, 9-scale remover dosing pump, 10-dirty slurry tank, 11-three grades of force (forcing) pumps, 12-stablize iron ion medicament storage tank, 13-stablize the iron ion dosing pump, 14-stablize the iron ion retort, 15-level Four force (forcing) pump, 16-corrosion inhibiting and descaling agent storage tank, 17-corrosion inhibiting and descaling agent dosing pump, 18-wash water valve, 19-sewage inlet, 20-water out, the outlet of 21-sump oil, 22-sewage draining exit.
Embodiment
Below in conjunction with accompanying drawing the utility model is elaborated.
The utility model oil field sullage rotational flow disturbance treatment device, as shown in Figure 1, comprise water injection tank, slop oil tank and pollution discharge pond, sedimentation decleaning tank 2, flocculation reaction jar 6, dirty slurry tank 10, stablize iron ion retort 14, flocculation agent storage tank 4, scale remover storage tank 8, stablize iron ion medicament storage tank 12 and corrosion inhibiting and descaling agent storage tank 16.Sedimentation decleaning tank, flocculation reaction jar, dirty slurry tank and stable iron ion retort are respectively equipped with sewage inlet 19, water out 20 and sewage draining exit 22.As shown in Figure 2, sewage inlet 19 makes the sewage of ejection form eddy flow at purification pot for the structure (is example with dirty slurry tank) that the sewage tangential way enters purification pot.Sewage inlet is positioned at the middle part of each purification pot, and water out is positioned at the middle and upper part of each purification pot.Sewage draining exit is provided with wash water valve 18, and sewage draining exit is communicated with pollution discharge pond by pipeline.Sedimentation decleaning tank and flocculation reaction jar are respectively equipped with sump oil outlet 21, and the sump oil outlet is positioned at the top of jar, and the sump oil outlet is connected to slop oil tank by receiving oil pump 1.The oilfield sewage pipeline is connected to the sewage inlet of sedimentation decleaning tank, and the water out of sedimentation decleaning tank is connected to the sewage inlet of flocculation reaction jar by one-level force (forcing) pump 3, and flocculation agent storage tank 4 is connected to one-level pressurization pump outlet by flocculation agent dosing pump 5.The water outlet of flocculation reaction jar is connected to the sewage inlet of dirty slurry tank 10 by secondary force (forcing) pump 7, and scale remover storage tank 8 is connected to secondary pressurization pump outlet by scale remover dosing pump 9.The water out of dirt slurry tank 10 is connected to the sewage inlet of stablizing iron ion retort 14 by three grades of force (forcing) pumps 11, stablizes iron ion medicament storage tank 12 and is connected to three grades of pressurization pump outlet by stablizing iron ion dosing pump 13.Stablize the iron ion retort and be connected to water injection tank by level Four force (forcing) pump 15, corrosion inhibiting and descaling agent storage tank 16 is connected to level Four pressurization pump outlet by corrosion inhibiting and descaling agent dosing pump 17.Sedimentation decleaning tank 2, flocculation reaction jar 6, dirty slurry tank 10, stablize iron ion retort 14, flocculation agent storage tank 4, scale remover storage tank 8, the material of stablizing iron ion medicament storage tank 12, corrosion inhibiting and descaling agent storage tank 16 and each connecting pipeline is the polyvinyl chloride engineering plastics.Force (forcing) pumps at different levels and each dosing pump are noncorrosive pump.
The operational process of the utility model oil field sullage rotational flow disturbance treatment device is, oilfield sewage by the road with sewage inlet 19 with eddy flow state sedimentation decleaning tank 2, under centrifugal inertial force and action of gravity, be divided into sump oil, sewage and mud three-phase, to slop oil tank, the mud of bottom arrives pollution discharge pond through sewage draining exit 22, wash water valve 18 and connecting pipeline to the oil phase on top through sump oil outlet 21, oil well pump 1.The sewage that sedimentation decleaning tank 2 is told enters flocculation reaction jar 6 after the pressurization of one-level force (forcing) pump, carry out flocculation separation, and the flocculation agent polyacrylamide adds one-level dosing pump outlet by flocculation agent dosing pump 5, and add-on is 2～2.5mg/L.The sepn process of flocculation reaction jar is identical with the sedimentation decleaning tank, reclaims sump oil, discharges mud.The sewage that the flocculation reaction jar is told enters dirty slurry tank 10 and removes Ca after 7 pressurizations of secondary dosing pump
2+, Mg
2+Etc. dirty positively charged ion, scale remover Na
2CO
3Join secondary pressurization pump outlet through scale remover dosing pump 9, add-on is 30mg/L.Dirt slurry tank 10 is told throw out and is arrived the discharging pond through sewage draining exit 22, enter after the pressurization of the sewage told and stablize iron ion retort 14 and remove iron ion, stablize iron ion medicament disodium EDTA and join three grades of pressurization pump outlet through stablizing iron ion dosing pump 13, add-on is 90mg/L.Stablize the iron ion retort tell throw out through sewage draining exit 22 to the discharging pond, the sewage of telling is delivered to water injection tank after pressurizeing by level Four force (forcing) pump 15, corrosion inhibiting and descaling agent chlorination dodecyl ammonium joins level Four pressurization pump outlet by corrosion inhibiting and descaling agent dosing pump 17, and add-on is 90mg/L.
Claims (4)
1. oil field sullage rotational flow disturbance treatment device, comprise water injection tank, slop oil tank and pollution discharge pond, it is characterized in that: described device is provided with sedimentation decleaning tank (2), flocculation reaction jar (6), dirty slurry tank (10), stablizes iron ion retort (14), flocculation agent storage tank (4), scale remover storage tank (8), stablize iron ion medicament storage tank (12) and corrosion inhibiting and descaling agent storage tank (16); Described sedimentation decleaning tank, flocculation reaction jar, dirty slurry tank and stable iron ion retort are provided with sewage inlet (19), water out (20) and sewage draining exit (22), and described sewage draining exit is communicated with pollution discharge pond by pipeline; Described sedimentation decleaning tank and flocculation reaction jar are provided with sump oil outlet (21), and described sump oil outlet is connected to slop oil tank by receiving oil pump (1); The oilfield sewage pipeline is connected to the sewage inlet of sedimentation decleaning tank, the water out of sedimentation decleaning tank is connected to the sewage inlet of flocculation reaction jar by one-level force (forcing) pump (3), and described flocculation agent storage tank (4) is connected to one-level pressurization pump outlet by flocculation agent dosing pump (5); The water outlet of flocculation reaction jar is connected to the sewage inlet of dirty slurry tank (10) by secondary force (forcing) pump (7), and described scale remover storage tank (8) is connected to secondary pressurization pump outlet by scale remover dosing pump (9); The water out of dirt slurry tank (10) is connected to the sewage inlet of stablizing iron ion retort (14) by three grades of force (forcing) pumps (11), stablizes iron ion medicament storage tank (12) and is connected to three grades of pressurization pump outlet by stablizing iron ion dosing pump (13); Stablize the iron ion retort and be connected to water injection tank by level Four force (forcing) pump (15), described corrosion inhibiting and descaling agent storage tank (16) is connected to level Four pressurization pump outlet by corrosion inhibiting and descaling agent dosing pump (17).
2. oil field sullage rotational flow disturbance treatment device according to claim 1 is characterized in that: described sewage inlet (19) enters the structure of purification pot for the sewage tangential way.
3. oil field sullage rotational flow disturbance treatment device according to claim 1, it is characterized in that: described sedimentation decleaning tank (2), flocculation reaction jar (6), dirty slurry tank (10), stablize iron ion retort (14), flocculation agent storage tank (4), scale remover storage tank (8), the material of stablizing iron ion medicament storage tank (12), corrosion inhibiting and descaling agent storage tank (16) and each connecting pipeline is stainless steel, engineering plastics or glass reinforced plastic, described engineering plastics are polyvinyl chloride, polyethylene or polypropylene.
4. oil field sullage rotational flow disturbance treatment device according to claim 1 is characterized in that: described one-level force (forcing) pump (3), secondary force (forcing) pump (7), three grades of force (forcing) pumps (11), level Four force (forcing) pump (15), flocculation agent dosing pump (5), scale remover dosing pump (9), stablize iron ion dosing pump (13) and-corrosion inhibiting and descaling agent dosing pump (17) is a noncorrosive pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320091524 CN203095758U (en) | 2013-02-28 | 2013-02-28 | Oilfield sewage rotational flow disturbance treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320091524 CN203095758U (en) | 2013-02-28 | 2013-02-28 | Oilfield sewage rotational flow disturbance treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203095758U true CN203095758U (en) | 2013-07-31 |
Family
ID=48847177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320091524 Expired - Fee Related CN203095758U (en) | 2013-02-28 | 2013-02-28 | Oilfield sewage rotational flow disturbance treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203095758U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103112967A (en) * | 2013-02-28 | 2013-05-22 | 孟兵川 | Oilfield sewage cyclone disturbance treatment method and device |
-
2013
- 2013-02-28 CN CN 201320091524 patent/CN203095758U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103112967A (en) * | 2013-02-28 | 2013-05-22 | 孟兵川 | Oilfield sewage cyclone disturbance treatment method and device |
| CN103112967B (en) * | 2013-02-28 | 2014-07-16 | 孟兵川 | Oilfield sewage cyclone disturbance treatment method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20160228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |