CN106379954A - Oil field waste water air-flotation all-in-one machine - Google Patents
Oil field waste water air-flotation all-in-one machine Download PDFInfo
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- CN106379954A CN106379954A CN201510441856.7A CN201510441856A CN106379954A CN 106379954 A CN106379954 A CN 106379954A CN 201510441856 A CN201510441856 A CN 201510441856A CN 106379954 A CN106379954 A CN 106379954A
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Abstract
The invention belongs to the technical field of waste water treatment, and particularly relates to an oil field waste water air-flotation all-in-one machine. The oil field waste water air-flotation all-in-one machine includes a box body, a mechanical barrier, dross storage tanks, an acid-base balance tank, a reagent mixing pipe, an air-flotation machine and a speed reduction stirrer; the mechanical barrier is placed at a water inlet end of the box body and is connected with a water inlet; the dross storage tanks are respectively arranged at two ends of the box body, and are respectively connected with the mechanical barrier and the air-flotation machine; one end of the acid-base balance tank is connected with the mechanical barrier, and the other end of the acid-base balance tank is connected with the reagent mixing pipe; one end of the reagent mixing pipe is connected with the acid-base balance tank, and the other end of the reagent mixing pipe is connected with the air-flotation machine; one end of the air-flotation machine is connected with the reagent mixing pipe, and the other end of the air-flotation machine is connected with a clear water outlet; the speed reduction stirrer is placed in the acid-base balance tank and used for mixing reagents. The oil field waste water air-flotation all-in-one machine utilizes space to the greatest extent, concentrates the complete oil field waste water treatment device in the box body with the container size, and reduces the land occupation area and increases the flexibility of equipment under a condition of guaranteeing the treatment effect.
Description
Technical field
The invention belongs to technical field of sewage is and in particular to a kind of oil field waste air supporting all-in-one.
Background technology
Oilfield sewage mainly includes other types of oil-polluted water in crude oil abjection water (also known as oil field extracted water), drilling waste water and station.The process of oilfield sewage can have various ways according to factors such as oil field production, environment.When oil field needs water filling, oilfield sewage reinjection into reservoir after treatment, now the many indexs such as the suspension in water, oil strictly to be controlled, prevent it from producing injury to stratum.If as the feedwater of steam generator or boiler, then to strictly control oil content in the easily ion concentration of fouling, total salinity and the water such as calcium in water, magnesium etc..If discharged after processing, required according to local environment, by sewage disposal to discharge standard.Some arid areas of China, water resource famine, how the sewage producing in oil recovery process to be turned waste into wealth, be used for drinking or irrigation after process, be of great practical significance.
Traditional processing method mainly has chemical method, physico-chemical process and bioanalysis, respectively has pluses and minuses.
Wherein materialization treatment process generally includes Bubble-floating Method and two kinds of absorption method.Bubble-floating Method is in micro-bubble form injection water, to make micro-bubble and the elaioleucite adhesion suspending in water by air, floats because its density is less than water, forms scum layer and be separated from the water.Often add flotation agent and improve flotation effect, flotation agent one side has demulsification and barbotage, on the other hand also have adsorption bridging effect, colloidal polyurea particle collection can be made to float with bubble.
Content of the invention
For in drilling platforms petroleum waste water processing procedure, processing equipment floor space is excessive and oil transportation during pollution stochastic problems, the present invention provides a kind of oil field sewage treating equipment of integrated form, effectively removes the grease in eliminating water and impurity, make the petroleum waste water of muddiness, reach limpid.
The present invention solve its technical problem employing technological means be:Oil field waste air supporting all-in-one, including casing, mechanical barrier, scum silica frost storage tank, acid-base balance tank, mixed pencil, air floatation machine, deceleration mixer;Described machinery barrier is placed in the water intake end of casing, is connected with water inlet, and the other end connects water pump;Described scum silica frost storage tank is respectively arranged at tank ends, is connected with mechanical barrier and air floatation machine respectively;Described acid-base balance tank one end is connected with mechanical barrier, and one end is connected with mixed pencil;Described mixed pencil one end is connected with acid-base balance tank, and one end is connected with air floatation machine;Described air floatation machine one end is connected with mixed pencil, and one end connects clear water output;Described deceleration mixer is placed in acid-base balance tank, in order to confection.
It is provided with acid adding tank outside described casing and adds alkali tank, be connected with acid-base balance tank by pipeline.
It is provided with flocculant storage tank and coagulant storage tank outside described casing, be connected with mixed pencil by pipeline.
Described acid adding tank is furnished with measuring pump and valve with adding on the pipeline that alkali tank pipeline tank connected with acid-base balance, flocculant storage tank and coagulant storage tank are connected with mixed pencil.
It is provided with PH detector, for detecting pH value in described acid-base balance tank.
It is provided with fire alarm system and hydrogen sulfide warning system, in order to detect the condition of a fire and concentration of hydrogen sulfide in described casing.
The oil field waste air supporting all-in-one of the present invention make use of space to greatest extent, and complete oil field sewage treating equipment focuses in the casing of container size, in the case of ensureing treatment effect, reduces floor space, increased the flexibility of equipment.
Brief description
Fig. 1 is the structural representation of the field waste water air supporting all-in-one of present invention oil.
Specific embodiment
As shown in Figure 1, the field waste water air supporting all-in-one of the present invention, main include casing 13, mechanical barrier 1, scum silica frost storage tank 2, acid-base balance tank 3, PH detector 5, mixed pencil 7, air floatation machine 8, acid adding tank 16, plus alkali tank 17, flocculant storage tank 14, coagulant storage tank 15, deceleration mixer 4, measuring pump, water pump be some and fire alarm system 11 and hydrogen sulfide warning system 12.
Casing 13 is device critical piece, except acid adding tank 16, plus-minus tank 17, flocculant storage tank 14 and coagulant storage tank 15, enter penstock 18, clean water outlet valve 19, slag-drip opening 10, acid adding plus-minus pipeline and flocculant coagulant pipeline are arranged at outside casing, and other equipment is placed in box house.Mechanical barrier 1 is placed in the water intake end of casing 13, is connected with water inlet, is furnished with scum silica frost storage tank 2, and the other end connects water pump 6.Scum silica frost storage tank is respectively placed in tank ends, coordinates with mechanical barrier and air floatation machine respectively.Acid-base balance tank 3 one end is connected with mechanical barrier 1, and one end is connected with mixed pencil 7, and centre is furnished with water pump 6, simultaneously with the acid adding tank 16 outside casing and add alkali tank 17 and be connected by pipeline.PH detector 5 is placed in acid-base balance tank 3, for detecting pH value.Mixed pencil 7 one end is connected with acid-base balance tank 3, and one end is connected with air floatation machine 8, is connected with the flocculant storage tank 14 outside casing and coagulant storage tank 15 by pipeline simultaneously.Air floatation machine 8 one end is connected with mixed pencil 7, and one end connects clear water output, is furnished with scum silica frost storage tank simultaneously;Clean water outlet valve 19 is furnished with clear water output.Acid adding tank 16 is arranged at outside casing 13 with adding alkali tank 17, is connected with acid-base balance tank 3 by pipeline, is furnished with measuring pump and valve.Flocculant and coagulant grug feeding jar are placed in outside casing, are connected with acid-base balance tank by pipeline, and pipeline is furnished with measuring pump and valve.Deceleration mixer 4 is respectively placed in acid-base balance tank 3 and flocculant storage tank 15, in order to confection.Fire alarm system 11 and hydrogen sulfide warning system 12, are arranged in casing 13, in order to monitor the condition of a fire and concentration of hydrogen sulfide it is ensured that the security of equipment and personnel.
Complete equipment can be anti-corrosion using stainless steel or carbon steel, anti-corrosion anti-corrosion for epoxy zinc-rich paint.Casing can make 20 chi cabinets, can configure 1-5 cube for the treatment of capacity per hour, the big cabinet of 40 chis can configure 30 hours every cube.Mechanical barrier can be anti-corrosion using carbon steel, but rake teeth is necessary for stainless steel, and rake teeth gap can adjust according to actual needs.Air floatation machine needs to transform on being typically designed, and is set to top seal, upper top adopts safety glass, with peep hole cooperation.Whole machine can adopt visualization Automatic Control panel as needed.
The specific workflow of the field waste water air supporting all-in-one of the present invention is:Determine treating capacity first, manufactured casing, by the groove after fixing for mechanical barrier water inlet, barrier size can be redesigned according to the concrete water yield.Scum silica frost from barrier intercepts enters the scum silica frost storage tank of configuration.Enter acid-base balance tank afterwards, acid adding can be controlled to add the amount of alkali according to pH value actual conditions.It is furnished with electromagnetic dosing pump.Afterwards through overmulling medicinal cupping, according to water quality situation, add PAC and PAM, be sufficiently mixed in mixed pencil.Enter air floatation machine afterwards, after air floatation machine is processed, reach the limpid purpose of water outlet.Air floatation machine scum silica frost out, amount ratio is larger, initially enters the scum silica frost pond of air floatation machine itself, enters into scum silica frost storage tank afterwards, outside being finally discharged to casing with pump.
Claims (6)
1. a kind of oil field waste air supporting all-in-one it is characterised in that:Including casing, mechanical barrier, scum silica frost storage tank, acid-base balance tank, mixed pencil, air floatation machine, deceleration mixer;Described machinery barrier is placed in the water intake end of casing, is connected with water inlet, and the other end connects water pump;Described scum silica frost storage tank is respectively arranged at tank ends, is connected with mechanical barrier and air floatation machine respectively;Described acid-base balance tank one end is connected with mechanical barrier, and one end is connected with mixed pencil;Described mixed pencil one end is connected with acid-base balance tank, and one end is connected with air floatation machine;Described air floatation machine one end is connected with mixed pencil, and one end connects clear water output;Described deceleration mixer is placed in acid-base balance tank, in order to confection.
2. oil field waste air supporting all-in-one according to claim 1 it is characterised in that:It is provided with acid adding tank outside described casing and adds alkali tank, be connected with acid-base balance tank by pipeline.
3. oil field waste air supporting all-in-one according to claim 1 it is characterised in that:It is provided with flocculant storage tank and coagulant storage tank outside described casing, be connected with mixed pencil by pipeline.
4. the oil field waste air supporting all-in-one according to Claims 2 or 3 it is characterised in that:Described acid adding tank is furnished with measuring pump and valve with adding on the pipeline that alkali tank pipeline tank connected with acid-base balance, flocculant storage tank and coagulant storage tank are connected with mixed pencil.
5. the oil field waste air supporting all-in-one according to claim 1,2 or 3 it is characterised in that:It is provided with PH detector, for detecting pH value in described acid-base balance tank.
6. the oil field waste air supporting all-in-one according to claim 1,2 or 3 it is characterised in that:It is provided with fire alarm system and hydrogen sulfide warning system, in order to detect the condition of a fire and concentration of hydrogen sulfide in described casing.
Priority Applications (1)
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CN201510441856.7A CN106379954A (en) | 2015-07-26 | 2015-07-26 | Oil field waste water air-flotation all-in-one machine |
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CN201510441856.7A CN106379954A (en) | 2015-07-26 | 2015-07-26 | Oil field waste water air-flotation all-in-one machine |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109365141A (en) * | 2018-11-28 | 2019-02-22 | 中国矿业大学 | A kind of coal slime floating process that floating agent recycles |
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2015
- 2015-07-26 CN CN201510441856.7A patent/CN106379954A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109365141A (en) * | 2018-11-28 | 2019-02-22 | 中国矿业大学 | A kind of coal slime floating process that floating agent recycles |
CN109365141B (en) * | 2018-11-28 | 2020-06-19 | 中国矿业大学 | Coal slime flotation process with recycling flotation agent |
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Application publication date: 20170208 |