CN212581681U - Electrolytic air flotation coalescence dirty oil water treatment facilities - Google Patents

Electrolytic air flotation coalescence dirty oil water treatment facilities Download PDF

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CN212581681U
CN212581681U CN202020008370.0U CN202020008370U CN212581681U CN 212581681 U CN212581681 U CN 212581681U CN 202020008370 U CN202020008370 U CN 202020008370U CN 212581681 U CN212581681 U CN 212581681U
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coalescence
oil
water
dirty
oleophylic
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骆忠江
张旭辉
万励
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Xinjiang Rongtong Lihe Water Treatment Technology Co ltd
Zhejiang Yuxi Corrosion Control Corp
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Xinjiang Rongtong Lihe Water Treatment Technology Co ltd
Zhejiang Yuxi Corrosion Control Corp
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Abstract

The utility model relates to an electrolysis air supporting coalescence sump oil water treatment facilities, including sump oil water separator tower body, the water inlet, oleophylic coalescence layer, parallel electrolysis polar plate, the oil skimming cap, the play water buffer tank, the outlet, wherein, set gradually the oil skimming cap from top to bottom in sump oil water separator tower body, oleophylic coalescence layer, parallel electrolysis polar plate, the water inlet is located oleophylic coalescence layer top and oil skimming cap below, water reachs sump oil water separator tower body bottom through oleophylic coalescence layer and parallel electrolysis polar plate in proper order, go out water buffer tank and sump oil water separator tower body bottom intercommunication, the outlet is located a water buffer tank bottom. The electrolytic reaction generated in the parallel electrolytic polar plate has strong oxidation effect, and can degrade partial organic matters in the dirty oil water, so that the dirty oil water treatment effect can be obviously improved under the combined action of electrolysis, air flotation and coalescence.

Description

Electrolytic air flotation coalescence dirty oil water treatment facilities
Technical Field
The utility model belongs to the technical field of dirty oil water treatment, concretely relates to electrolysis air supporting coalescence dirty oil water treatment facilities.
Background
The electrolytic water treatment process technology is a novel water treatment process technology developed in recent years and is applied to the treatment of the oil-contaminated water extracted from oil fields. However, the currently developed device for electrolyzing and treating the oil-contaminated water extracted from the oil field has no obvious effect and is not widely applied.
The utility model discloses combine electrolysis water treatment technology and coalescence water treatment technology, designed an electrolysis air supporting coalescence dirty oil water treatment facilities, can improve oil field dirty oil water treatment effect by a wide margin.
Disclosure of Invention
The utility model discloses utilize the technology principle of electrolysis and coalescence, make up electrolysis water treatment technique and coalescence water treatment technique, designed an electrolysis air supporting coalescence dirty water treatment facilities, under the combined action of electrolysis, air supporting and coalescence, can increase substantially dirty water treatment effect from this. The utility model discloses a following technical scheme reaches above-mentioned purpose:
the utility model provides an electrolysis air supporting coalescence dirty oil water treatment facilities, including dirty oil water separator tower 12, water inlet 1, oleophylic coalescence layer 2, parallel electrolysis polar plate 4, oil skimming cap 6, go out water buffer tank 10, outlet port 11, oil skimming cap 6, oleophylic coalescence layer 2, parallel electrolysis polar plate 4 have set gradually from top to bottom in dirty oil water separator tower 12, water inlet 1 is located oleophylic coalescence layer 2 top and oil skimming cap 6 below, water passes through oleophylic coalescence layer 2 and parallel electrolysis polar plate 4 in proper order and reaches dirty oil water separator tower 12 bottom, go out water buffer tank 10 and dirty oil water separator tower 12 bottom intercommunication, outlet port 11 is located a water buffer tank 10 bottom.
The electrolytic air flotation coalescence sump oil water treatment process method and equipment further comprise a gas-residue separation device 7, an acid gas absorption device 8 and an oil-residue collection device 9, wherein the gas-residue separation device 7 is communicated with the oil skimming cap 6, the acid gas absorption device 8 is communicated with the top of the gas-residue separation device 7, and the oil-residue collection device 9 is communicated with the bottom of the gas-residue separation device 7.
The utility model discloses a further technical scheme still includes:
the water inlet 1 enters the sump oil water separator tower body 12 in a tangential manner.
The oil skimming cap 6 is positioned at the center of the top of the dirty oil-water separator tower body 12.
The distance between the oleophylic aggregation layer 2 and the top of the parallel electrolytic pole plate 4 is not less than 20 cm.
The thickness of the oleophylic aggregation layer 2 is not less than 10 cm, the specific surface area is not less than 200, and the gap between the periphery of the oleophylic aggregation layer 2 and the sewage water separator tower body 12 is less than 5 mm.
The vertical tangent of all the polar plate planes of the parallel electrolysis polar plates 4 is consistent with the water flow direction, wherein all the cathode plates are connected with a cathode binding post 5, and all the anode plates are connected with an anode binding post 3. The cathode binding post 5 and the anode binding post 3 are externally connected with a cathode and an anode of a direct current power supply.
The water inlet position of the water outlet buffer tank 10 is at least 20 cm higher than the bottom of the oil skimming cap 6.
The process technology of combining electrolysis, air supporting and several kinds of water treatment processes of coalescence for treating the dirty oil water does not appear yet now, the utility model has the beneficial technical effects that: under the combined action of electrolysis, air flotation and coalescence, the sewage water treatment effect is greatly improved.
Drawings
FIG. 1 is a schematic view of an electrolytic air flotation coalescence waste oil water treatment device related to the utility model. Wherein:
1. a water inlet 2, an oleophylic agglomeration layer 3, an anode terminal 4, a parallel electrolysis polar plate 5, a cathode terminal 6, an oil skimming cap 7, a gas-residue separation device 8, an acid gas absorption device 9, an oil-residue collection device 10, a water outlet buffer tank 11, a water outlet 12, a dirty oil-water separator tower body
Detailed Description
The following describes the present invention in further detail with reference to the accompanying drawings.
Referring to fig. 1, the present invention relates to a process and an apparatus for treating waste water by electrolytic air flotation coalescence, which comprises a waste water separator tower 12, a water inlet 1, an oleophilic coalescence layer 2, an anode terminal 3, a parallel electrolysis polar plate 4, a cathode terminal 5, an oil skimming cap 6, a water outlet buffer tank 10, and a water outlet 11. Wherein, an oil skimming cap 6, an oleophylic aggregation layer 2 and a parallel electrolysis polar plate 4 are sequentially arranged in the dirty oil-water separator tower body 12 from top to bottom, a water inlet 1 is positioned above the oleophylic aggregation layer 2 and below the oil skimming cap 6, water sequentially passes through the oleophylic aggregation layer 2 and the parallel electrolysis polar plate 4 to reach the bottom of the dirty oil-water separator tower body 12, a water outlet buffer tank 10 is communicated with the bottom of the dirty oil-water separator tower body 12, and a water outlet 11 is positioned at the bottom of the water outlet buffer tank 10.
The electrolytic air flotation coalescence sump oil water treatment process method and equipment further comprise a gas-residue separation device 7, an acid gas absorption device 8 and an oil-residue collection device 9, wherein the gas-residue separation device 7 is communicated with the oil skimming cap 6, the acid gas absorption device 8 is communicated with the top of the gas-residue separation device 7, and the oil-residue collection device 9 is communicated with the bottom of the gas-residue separation device 7.
The utility model relates to an embodiment, water inlet 1 gets into with tangent line mode dirty oil water separator tower body 12, oil skimming cap 6 is located dirty oil water separator tower body 12 top central point and puts, oleophylic coalescence layer 2 and parallel electrolysis polar plate 4 top distance are not less than 20 centimeters, oleophylic coalescence layer 2's pile thickness is not less than 10 centimeters, specific surface area is not less than 200, oleophylic coalescence layer 2's periphery and dirty oil water separator tower body 12 gap are less than 5 millimeters, parallel electrolysis polar plate 4's all polar plate plane perpendicular tangents keep the unanimity with the water flow direction, wherein all negative plates are connected with negative terminal 5, all positive plates and positive terminal 3 are connected. The cathode binding post 5 and the anode binding post 3 are externally connected with a direct current power supply cathode and anode, and the water inlet position of the water outlet buffer tank 10 is at least 20 cm higher than the bottom of the oil skimming cap 6.
Dirty water enters the dirty water oil separator tower body 12 through the water inlet 1 tangent line to form a rotational flow, and under the action of weak centrifugal force, light parts can be concentrated in the central area of the dirty water oil separator tower body 12. When the water flow flows downwards and passes through the oleophilic aggregation layer 2, the oil particles are adsorbed by the oleophilic surface of the oleophilic aggregation layer 2. Meanwhile, the parallel electrolytic pole plates 4 can generate electrolytic reaction and generate a large amount of bubbles under the power-on condition, wherein a large amount of hydrogen bubbles can be generated on the surface of the cathode plate, a large amount of oxygen or acid bubbles can be generated on the surface of the anode plate, the bubbles can collect oil particles in water when rising and can also take out the adsorbed oil particles to float upwards when passing through the oleophylic agglomeration layer 2, the bubbles and the collected oil particles are discharged into the gas-slag separation device 7 through the oil skimming cap 6 under the cyclone effect, oil slag enters the oil-slag collection device 9 from the bottom of the gas-slag separation device 7, gas enters the acid gas absorption device 8 from the top of the gas-slag separation device 7, and acid gas generated by the anode plate can be absorbed by alkali liquor in the acid gas absorption device 8 to avoid discharging and polluting the environment.
In addition, the electrolytic reaction generated in the parallel electrolytic polar plate 4 has strong oxidation effect, and can degrade partial organic matters in the dirty oil water.
Therefore, under the combined action of electrolysis, air flotation and coalescence, the treatment effect of the dirty oil water is obviously improved.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention. Any modification, equivalent replacement, and improvement made within the principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. The utility model provides an electrolysis air supporting coalescence sump oil water processing apparatus, including sump oil water separator tower (12), water inlet (1), oleophylic coalescence layer (2), parallel electrolysis polar plate (4), oil skimming cap (6), go out water buffer tank (10), outlet (11), a serial communication port, oil skimming cap (6), oleophylic coalescence layer (2), parallel electrolysis polar plate (4) have set gradually from top to bottom in sump oil water separator tower (12), water inlet (1) are located oleophylic coalescence layer (2) top and oil skimming cap (6) below, water reachs sump oil water separator tower (12) bottom through oleophylic coalescence layer (2) and parallel electrolysis polar plate (4) in proper order, go out water buffer tank (10) and sump oil water separator tower (12) bottom intercommunication, outlet (11) are located outlet buffer tank (10) bottom.
2. The electrolytic air flotation coalescence dirty oil water treatment device according to claim 1, further comprising a gas-residue separation device (7), an acid gas absorption device (8) and an oil-residue collection device (9), wherein the gas-residue separation device (7) is communicated with the oil skimming cap (6), the acid gas absorption device (8) is communicated with the top of the gas-residue separation device (7), and the oil-residue collection device (9) is communicated with the bottom of the gas-residue separation device (7).
3. The electrolytic air-flotation coalescence dirty water oil treatment device according to claim 1, characterized in that the water inlet (1) enters the dirty water oil separator tower (12) tangentially.
4. The electrolytic air-flotation coalescence dirty oil water treatment device as claimed in claim 1, wherein the oil skimming cap (6) is located at the center of the top of the dirty oil water separator tower body (12).
5. The electrolytic air-flotation coalescence dirty oil water treatment device as claimed in claim 1, wherein the specific surface area of the oleophylic coalescence layer (2) is not less than 200, the stack thickness is not less than 10 cm, and the gap between the periphery and the dirty oil-water separator tower body (12) is less than 5 mm.
6. The electrolytic air-flotation coalescence dirty oil water treatment device as claimed in claim 1, wherein the distance between the oleophilic coalescence layer (2) and the top of the parallel electrolysis polar plate (4) is not less than 20 cm.
7. The electrolytic air flotation coalescence dirty water treatment device as claimed in claim 1, wherein all cathode plates of the parallel electrolysis polar plates (4) are connected with a cathode terminal (5), all anode plates are connected with an anode terminal (3), and the cathode terminal (5) and the anode terminal (3) are externally connected with a direct current power supply cathode and anode.
8. The electrolytic air-flotation coalescence dirty water treatment device as claimed in claim 1, wherein the perpendicular tangents of all the plate planes of the parallel electrolysis plates (4) are consistent with the water flow direction.
9. The electrolytic air-flotation coalescence dirty water treatment device as claimed in claim 1, wherein the water inlet position of the water outlet buffer tank (10) is at least 20 cm higher than the bottom of the oil skimming cap (6).
CN202020008370.0U 2020-01-03 2020-01-03 Electrolytic air flotation coalescence dirty oil water treatment facilities Active CN212581681U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111072189A (en) * 2020-01-03 2020-04-28 浙江钰烯腐蚀控制股份有限公司 Electrolytic air flotation coalescence sump oil water treatment process method and equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111072189A (en) * 2020-01-03 2020-04-28 浙江钰烯腐蚀控制股份有限公司 Electrolytic air flotation coalescence sump oil water treatment process method and equipment

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