CN2869004Y - Vehicular prized oil-gas field waste water treating device - Google Patents
Vehicular prized oil-gas field waste water treating device Download PDFInfo
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- CN2869004Y CN2869004Y CN 200520035498 CN200520035498U CN2869004Y CN 2869004 Y CN2869004 Y CN 2869004Y CN 200520035498 CN200520035498 CN 200520035498 CN 200520035498 U CN200520035498 U CN 200520035498U CN 2869004 Y CN2869004 Y CN 2869004Y
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Abstract
An on-board oil-gas fields adopted waste water treatment device is composed of concrete reacting clarifiers, Fe/C micro electrolysis reactor, catalysis and oxidation reactor, and active carbon absorbing tower respectively, which are connected and provided in order by the help of drain pipeline. The concrete reaction clarifier, in front of a water inletting pipeline, is in turn provided with a feeding pot, lifting pump, and control valve respectively. A control valve is positioned in front of a water outflow pipe; the Fe/C micro electrolysis reactor, in front of a water inletting pipeline, is in turn provided with a lifting pump and a check valve, the catalysis and oxidation reactor, in front of a water inletting pipeline, is in turn provided with a feeding pot and a check valve, the active carbon absorbing tower is in turn provided with a lifting pump and a control valve respectively; is provided with a control valve; a on-board type waste water treatment is implemented. The utility model has the advantages of that the on-board type is suitable for the treatment of waste water produced from operations such as oil-well drilling, acidification, compression fracture, and machine repair. Moreover, once being applied to the treatment of waste waster of a larger volume, the device may be made with proper reconstruction.
Description
Technical field
The utility model is a vehicular oil gas field waste water treatment device, and it is little to be suitable for handling disposable discharge capacity, and the mobile strong special industry waste water of operation especially is fit to oil field field work waste water and offshore oilfield wastewater treatment.
Background technology
At present, the oil extraction waste water processing rate in domestic each oil field has reached more than 95%, mainly is reinjection into reservoir after the processing.But the operation wastewater amounts of having such as drilling well, acidifying, pressure break and machine maintenance are few, discharging characteristics such as intermittence, generally all leave open-air well site in advance in.Usually adopt following three kinds of methods to handle: near oil extraction-generated waste water treatment plant 1. transporting to outward with vehicle, together handle with oil extraction-generated waste water, but the freight charges height, and neighbouring oil extraction-generated waste water treatment plant arranged not necessarily; 2. behind the natural air drying, emergency burial, but have serious secondary pollution; 3. contract to the third party and handle, handle by environmental requirement, have the hidden danger of contaminate environment because the third party is not necessarily strict.Above-mentioned three kinds of treatment processs or processing cost height, or have secondary pollution are not positive treatment processs, and oil field unit carries out all and has problems.
The utility model content
In order to make operation wastewater qualified discharges such as oil drilling, acidifying, pressure break and machine maintenance, the utility model provides a kind of vehicular prized oil-gas field wastewater treatment equipment.This device can be simplified processing to waste water according to the quality of oil field operation waste water quality, handles the back aquifer yield and accounts for 70% of water total amount into, qualified discharge on the spot, the mud surplus is about 30%, curable landfill, satisfy discharged wastewater met the national standard, reduce pollution environment.
The technical scheme that its technical problem that solves the utility model adopts is: be linked in sequence by water discharge line the coagulating settler is installed, the Fe/C micro-electrolysis reactor, catalyst oxidation reactor and activated carbon adsorber, a grug feeding jar is installed before the back with water inlet line of coagulating settler successively, a lift pump, a control valve, a control valve is installed before the water outlet pipeline, a lift pump is installed before the back with water inlet line of Fe/C micro-electrolysis reactor successively, a non-return control valve, a grug feeding jar is installed before the back with water inlet line of catalyst oxidation reactor successively, a non-return control valve, a lift pump is installed before the back with water inlet line of activated carbon adsorber successively, a control valve, a control valve is installed before the water outlet pipeline, and is implemented vehicular waste water is handled.At first carry out pre-treatment in pretreatment pool, effect is to make waste water destroy the colloid and the suspended substance stabilising system of waste water under the condition of acid, alkali, reaches preliminary settled pre-treatment purpose, or as the pH regulator pond of subsequent disposal.The design of pretreatment pool is not on this skid-mounted unit.Waste water carries out coagulant precipitation in the coagulating settler.Described coagulating settler is made of nozzle, first reaction chamber, second reaction chamber, swash plate and swash plate clarifying chamber.Lift pump pumps into the coagulating settler with pretreated water, spray through nozzle by the coagulating bottom of clarifier, enter first reaction chamber, enter second reaction chamber by the hydraucone overflow then, first reaction chamber and second reaction chamber constitute a suspended substance district, can fully adsorb net and catch also sedimentation part material, and the reaction chamber water outlet enters the swash plate clarifying chamber and carries out mud-water separation, mud is discharged by the bottom sludge pipe, and clear water enters the Fe/C micro-electrolysis reactor to the upper reaches by the tank deck water outlet.Described Fe/C micro-electrolysis reactor is made of water distributor, bed course, Fe/C layer and grid.Described Fe/C layer is to adopt the little electrolysis treatment agent of efficient Fe/C that adds the preparation of carbon roasting method, and and 1: 1 by volume dress of coke (60～80 order) post.Adopt flow lifting type, water inlet is sailed against the current from the bottom and is penetrated the Fe/C layer.Lift pump pumps into the Fe/C micro-electrolysis reactor with the water outlet of coagulating settler from the bottom, at first through water distributor, make the water body uniform distribution, penetrates the Fe/C layer then from the bottom, and clear water is discharged by tank deck and entered catalyst oxidation reactor.Described catalyst oxidation reactor is made of four dividing plates, and water inlet is entered by catalyst oxidation reactor top, and the bottom is flowed out and pumped into the charcoal absorption top of tower through lift pump.Described activated carbon adsorber is made of water distributor, bed course, active carbon filler and grid, and after falling the processing of streaming ADSORPTION IN A FIXED BED, is gone out by tower bottom flow.
The beneficial effects of the utility model are: adopt vehicular, be fit to handle operation wastewaters such as oil drilling, acidifying, pressure break and machine maintenance, for the bigger waste water of treatment capacity, can suitably be transformed this device.
Description of drawings
By below in conjunction with the detailed description of accompanying drawing, can make content of the present utility model and advantage more clear to the utility model embodiment.Wherein:
Fig. 1 represents vehicular prized oil-gas field wastewater treatment equipment figure.
Fig. 2 represents the coagulating settler.
Fig. 3 represents micro-electrolysis reactor.
Fig. 4 represents the catalyst oxidation reactor front view.
Fig. 5 represents the catalyst oxidation reactor vertical view.
Fig. 6 represents activated carbon adsorber.
Embodiment
Below describe specific embodiment of the utility model with reference to the accompanying drawings, identical label is represented identical parts among the figure, and described embodiment is illustrative purposes only, is not to restriction of the present utility model.
Fig. 1 expresses the simplified schematic diagram of vehicular prized oil-gas field wastewater treatment equipment.The vehicular prized oil-gas field wastewater treatment equipment is made up of grug feeding jar 1, lift pump 2, control valve 3, coagulating settler 4, Fe/C micro-electrolysis reactor 5, catalyst oxidation reactor 6, activated carbon adsorber 7 and water discharge line 22.Waste water carries out coagulant precipitation in coagulating settler 4.Affiliated coagulating settler 4 is made of nozzle 8, first reaction chamber 9, second reaction chamber 10, swash plate 11 and swash plate clarifying chamber 12.Lift pump 2 pumps into coagulating settler 4 with pretreated water, go out through nozzle spray 8 by coagulating settler 4 bottoms, enter first reaction chamber 9, enter second reaction chamber 10 by the hydraucone overflow then, first reaction chamber 9 and second reaction chamber 10 constitute a suspended substance district, can fully adsorb net and catch also sedimentation part material, the reaction chamber water outlet enters swash plate clarifying chamber 12 and carries out mud-water separation, mud is discharged by the bottom sludge pipe, and clear water enters Fe/C micro-electrolysis reactor 5 to the upper reaches by the tank deck water outlet.Described Fe/C micro-electrolysis reactor 5 is made of water distributor 13, bed course 14, Fe/C layer 15 and grid 16.Described Fe/C layer 15 is to adopt the little electrolysis treatment agent of efficient Fe/C that adds the preparation of carbon roasting method, and and 1: 1 by volume dress of coke (60～80 order) post.Adopt flow lifting type, water inlet is sailed against the current from the bottom and is penetrated Fe/C layer 15.Lift pump 2 pumps into Fe/C micro-electrolysis reactor 5 with 4 water outlets of coagulating settler from the bottom, at first through water distributor 13, make the water body uniform distribution, penetrates Fe/C layer 15 then from the bottom, and clear water is discharged by tank deck and entered catalyst oxidation reactor 6.Described catalyst oxidation reactor 6 is made of four dividing plates 17, and water inlet is entered by catalyst oxidation reactor 6 tops, and the bottom outflow pumps into through lift pump 2 and enters activated carbon adsorber 7 tops.Described activated carbon adsorber 7 is made of water distributor 18, bed course 19, active carbon filler 20 and grid 21, and after falling the processing of streaming ADSORPTION IN A FIXED BED, is gone out by tower bottom flow.
Further specify the utility model below in conjunction with embodiment.
A bite prospect pit is bored in certain oil field in the open air, and the well-drilling waste water total flow rate is 95m
3, all leave in the one cement hole, open-air well site.Require design one cover wastewater treatment equipment, in 1～2 day on-the-spot well-drilling waste water is handled qualified discharge, " integrated wastewater discharge standard " (GB8978-1996) II level emission standard is carried out in its water outlet.
According to the oil field requirement, treatment scale of the present utility model is 5m
3/ h.By a large amount of shop experiments, determine that technical process is: 1. pre-treatment → 2. coagulant precipitation → 3. little electrolysis → 4. catalyzed oxidation → 5. charcoal absorption.Well-drilling waste water after the processing satisfies " integrated wastewater discharge standard " II level emission standard.Its step is as follows:
1.. pre-treatment
By in the cement hole, adding unslaked lime in the well-drilling waste water, destroy the colloid and the suspended substance stabilising system of waste water, reach preliminary settled pre-treatment purpose.
2.. coagulant precipitation
Design adopts lift pump 2 (to choose flow 10m
3, lift 28.5m, power 1.5kw, model is 2B31A) waste water is delivered to coagulating settler 4.Former water is entered in the pond by the bottom, through nozzle 8 ejection, enters first reaction chamber 9, enters second reaction chamber, 10, the first reaction chambers 9 by the hydraucone overflow then and second reaction chamber 10 constitutes a suspended substance district separately; The reaction chamber water outlet enters swash plate clarifying chamber 12 and carries out mud-water separation, and by the water outlet of tank deck water outlet, discharged by the bottom sludge pipe by mud to the upper reaches for clear water.Coagulating settler 4 useful volumes are 5m
3, hydraulic detention time is 1h.Adding medicament in the grug feeding jar 1 is bodied ferric sulfate (PFS), lime, polyacrylamide (PAM), and the pH value is 8-10.
3.. little electrolysis
Lift pump 2 of design before Fe/C micro-electrolysis reactor 5, model is 2B31A, adopts the flow lifting type water inlet, water body is sailed against the current from the bottom and is penetrated Fe/C layer 15, is flowed out by Fe/C micro-electrolysis reactor 5 tops.Fe/C micro-electrolysis reactor 5 adopts the little electrolysis treatment agent of efficient Fe/C and 1: 1 dress of coke (60-80 order) the volume ratio post that adds the preparation of carbon roasting method, and tap density is 800～1000kg/m
3, tank body useful volume 3.2m
3, void tower flow velocity 4m/h, iron carbon layer 2m, filling 2～2.5t, diameter 1.26m, residence time 30min, back washing strength q=10L/ (m
2.s).
4.. catalyzed oxidation
Design catalyst oxidation reactor 6 adopts Dan Zuwu gallery plug flow reactor, be that catalyst oxidation reactor is made of four dividing plates 17, water body enters five layers of reaction platform and Fenton reagent mix successively by catalyst oxidation reactor 6 tops, flows out from catalyst oxidation reactor 6 bottoms then.Its useful volume is 15m
3, the reaction times is 3h.Grug feeding jar 1, the medicament of interpolation are arranged is H in design before catalyst oxidation reactor 6
2O
2And FeSO
4
5.. charcoal absorption is handled
Lift pump 2 of design before activated carbon adsorber 7, model is 2B31A.Charcoal absorption is adopted and is fallen streaming fixed bed, tower body useful volume 1.7m
3, void tower flow velocity 8m/h, carbon layer 2m, tap density 0.45-0.53t/m
3, residence time 30min, back washing strength q=2.6L/ (m
2.s), loading capacity q
m=44.8gCOD/kgAC (AC-active carbon), regeneration of activated carbon cycle 52h.
Wastewater treatment equipment major equipment and performance see Table 1.
Table 1 major equipment table look-up
| Sequence number | Title | Model | Specification | Unit | Quantity | Remarks |
| 1 | Grug feeding jar | φ500mm×1000mm | Individual | 2 | ||
| 2 | Lift pump | 2B31A | Q＝10m 3/h，H＝28.5m | Platform | 3 | |
| 3 | Control valve | Q41F-16CDN80 | Individual | 6 | ||
| 4 | The coagulating settler | φ1600mm，h＝2800mm，V＝5m 3 | Platform | 1 | ||
| 5 | Micro-electrolysis reactor | φ1260mm，h＝2600mm，V＝3.2m 3 | Platform | 1 | Anticorrosion | |
| 6 | Catalyst oxidation reactor | 2500mm×2500mm×2500mm，V＝15m 3 | Platform | 1 | ||
| 7 | Activated carbon adsorber | φ900mm，h＝2700mm，V＝1.7m 3 | Individual | 1 |
Well-drilling waste water is after vehicle apparatus is handled, and every index detected result sees Table 2, satisfies to efflux requirement.
Table 2 well-drilling waste water result (unit: mg/L, pH value except)
| Monitoring project | pH | COD | SS | Petroleum-type | Sulfide | Volatile phenol | Cr 6+ |
| Water quality standard value after the water conditioning before handling | 6.5 8.0 6～9 | 3250 137 ≤150 | 233 50 ≤200 | 58.5 3.0 ≤10 | 0.9 0.2 ≤1.0 | 0.2 0.1 ≤0.5 | 0.2 0.01 ≤0.5 |
Annotate: standard value adopts " integrated wastewater discharge standard " (GB8978-1996) II grade standard.
Claims (5)
1. vehicular prized oil-gas field wastewater treatment equipment, it is characterized in that it is linked in sequence by water discharge line installs coagulating settler (4), Fe/C micro-electrolysis reactor (5), catalyst oxidation reactor (6) and activated carbon adsorber (7), a grug feeding jar (1) is installed before the back with water inlet line of coagulating settler (4) successively, a lift pump (2), a control valve (3), a control valve (3) is installed before the water outlet pipeline, a lift pump (2) is installed before the back with water inlet line of Fe/C micro-electrolysis reactor (5) successively, a non-return control valve (3), a grug feeding jar (1) is installed before the back with water inlet line of catalyst oxidation reactor (6) successively, a non-return control valve (3), a lift pump (2) is installed before the back with water inlet line of activated carbon adsorber (7) successively, a control valve (3) is installed a control valve (3) before the water outlet pipeline.
2. by the described vehicular prized oil-gas field wastewater treatment equipment of claim 1, it is characterized in that described coagulating settler (4), by nozzle (8), first reaction chamber (9), second reaction chamber (10), swash plate (11) and swash plate clarifying chamber (12) formation.
3. by the described vehicular prized oil-gas field wastewater treatment equipment of claim 1, it is characterized in that described Fe/C micro-electrolysis reactor (5) is made of water distributor (13), bed course (14), Fe/C layer (15) and grid (16).
4. by the described vehicular prized oil-gas field wastewater treatment equipment of claim 1, it is characterized in that described catalyst oxidation reactor (6) is made of four dividing plates (17).
5. by the described vehicular prized oil-gas field wastewater treatment equipment of claim 1, it is characterized in that described activated carbon adsorber (7) is made of water distributor (18), bed course (19), active carbon filler (20) and grid (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520035498 CN2869004Y (en) | 2005-09-16 | 2005-09-16 | Vehicular prized oil-gas field waste water treating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520035498 CN2869004Y (en) | 2005-09-16 | 2005-09-16 | Vehicular prized oil-gas field waste water treating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2869004Y true CN2869004Y (en) | 2007-02-14 |
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ID=37723938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520035498 Expired - Fee Related CN2869004Y (en) | 2005-09-16 | 2005-09-16 | Vehicular prized oil-gas field waste water treating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2869004Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102992524A (en) * | 2012-04-23 | 2013-03-27 | 北京矿冶研究总院 | Treatment method of fracturing flow-back fluid |
| CN103539297A (en) * | 2013-11-06 | 2014-01-29 | 中国海洋石油总公司 | Treatment method suitable for fracturing waste fluid from offshore oilfield |
| CN103910449A (en) * | 2014-03-29 | 2014-07-09 | 中原特种车辆有限公司 | Fracturing flow-back fluid treatment device |
-
2005
- 2005-09-16 CN CN 200520035498 patent/CN2869004Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102992524A (en) * | 2012-04-23 | 2013-03-27 | 北京矿冶研究总院 | Treatment method of fracturing flow-back fluid |
| CN102992524B (en) * | 2012-04-23 | 2014-12-17 | 北京矿冶研究总院 | Treatment method of fracturing flow-back fluid |
| CN103539297A (en) * | 2013-11-06 | 2014-01-29 | 中国海洋石油总公司 | Treatment method suitable for fracturing waste fluid from offshore oilfield |
| CN103539297B (en) * | 2013-11-06 | 2015-08-26 | 中国海洋石油总公司 | Be suitable for the treatment process of the fracturing outlet liquid of offshore oilfield |
| CN103910449A (en) * | 2014-03-29 | 2014-07-09 | 中原特种车辆有限公司 | Fracturing flow-back fluid treatment device |
| CN103910449B (en) * | 2014-03-29 | 2016-03-30 | 中原特种车辆有限公司 | A kind of fracturing outlet liquid treatment unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070214 Termination date: 20091016 |