CN204643911U - A kind of coal-seam gas oil-containing sewage treatment system - Google Patents
A kind of coal-seam gas oil-containing sewage treatment system Download PDFInfo
- Publication number
- CN204643911U CN204643911U CN201520309097.4U CN201520309097U CN204643911U CN 204643911 U CN204643911 U CN 204643911U CN 201520309097 U CN201520309097 U CN 201520309097U CN 204643911 U CN204643911 U CN 204643911U
- Authority
- CN
- China
- Prior art keywords
- water
- oil
- pipeline
- outlet
- coal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model discloses a kind of coal-seam gas oil-containing sewage treatment system, belong to technical field of chemical, comprise snubber assembly, strainer, water-and-oil separator, CCP Charcoal Canister Purge device and water outlet surge tank; With oil discharge outlet, slag-drip opening and liquid outlet on snubber assembly, the liquid outlet of snubber assembly is connected with strainer by pipeline, the oily(waste)water outlet of strainer is connected with the fluid inlet of water-and-oil separator by pipeline, the water outlet of water-and-oil separator is connected by the water-in of pipeline with charcoal canister refining plant, charcoal canister refining plant water outlet is connected with water outlet surge tank water-in by pipeline, water outlet surge tank is also provided with water port and the outlet of the first back-flushing.This systematic position speed is fast, precision is high, and floor space is little, simple to operate, reliable, easy to maintenance, and the oil quality that coal-seam gas oil-containing is gone out by this systematic position is high, and water content is low, and effluent quality can reach the existing biochemical intake design requirement of plant area.
Description
Technical field
The utility model belongs to technical field of chemical, is specifically related to a kind of coal-seam gas oil-containing sewage treatment system.
Background technology
After coal-bed gas exploitation goes out, be first delivered to central treatment plant by after each block compressor pressurizes, then be delivered in west_east gas transmission pipeline after carrying out entire pressurisation.Each gas gathering station and central treatment plant are in compressor gas transmission process outside, the lubricating oil gone out due to compressor water clock can be carried secretly and enter in compressed gas, in course of conveying, condensation is stranded in pipeline, and plant area, when cleaning gas transmission line, enters plant area's production wastewater treatment system with pipeline rinse water.Because mechanical effect causes emulsification of lubricant in water body in pressure process, water quality after the process of existing oily(waste)water device can not meet the existing biochemical system inflow requirement of plant area (designing institute design load biochemistry water inlet petroleum-type≤15mg/L), add the mixture defining water+oil in water emulsion+coal dust after this part oil-containing emulsification sewage mixes with flyash in pipeline, more increase the weight of the existing Sewage treatment systems pressure of plant area, the existing Processes and apparatus of Sewage treatment systems cannot meet existing Production requirement.
Therefore, the coal-seam gas oil-containing sewage treatment system that exploitation is advanced, improves oily water separation precision, efficiency, optimizes the existing sewage treatment process of plant area, and to alleviation plant area Sewage treatment systems pressure, to improve plant area's environmental issue etc. very necessary.
Utility model content
In order to overcome the defect that above-mentioned prior art exists, the purpose of this utility model is to provide a kind of coal-seam gas oil-containing sewage treatment system, this system architecture is arranged rationally, pressure low, processing ease when running, easy to maintenance, utilize the coal-seam gas oily(waste)water after native system process, effluent quality can reach the existing biochemical intake design requirement of plant area completely.
The utility model is achieved through the following technical solutions:
A kind of coal-seam gas oil-containing sewage treatment system, comprises snubber assembly, strainer, water-and-oil separator, CCP Charcoal Canister Purge device and water outlet surge tank; With oil discharge outlet, slag-drip opening and liquid outlet on snubber assembly, the liquid outlet of snubber assembly is connected with strainer by pipeline, the oily(waste)water outlet of strainer is connected with the fluid inlet of water-and-oil separator by pipeline, the water outlet of water-and-oil separator is connected by the water-in of pipeline with charcoal canister refining plant, charcoal canister refining plant water outlet is connected with water outlet surge tank water-in by pipeline, water outlet surge tank is also provided with water port and the outlet of the first back-flushing.
The pipeline that snubber assembly is connected with strainer is provided with lift pump.
First back-flushing exit of water outlet surge tank is provided with recoil water pump, and recoil water pump is also provided with two back-flushing outlets, one is connected with strainer by pipeline, and another is connected with charcoal canister refining plant by pipeline.
Charcoal canister refining plant is provided with the second back-flushing outlet, and the outlet of this back-flushing is connected with snubber assembly by pipeline.
Described strainer is also provided with the 3rd back-flushing outlet, the outlet of this back-flushing exports with charcoal canister refining plant back-flushing the pipeline be connected and is connected.
Water outlet surge tank is provided with liquid level and takes into account T-valve.
The oil outlet place of water-and-oil separator arranges automatic oil draining valve, and is circumscribed with oil product holding tank by pipeline.
Snubber assembly be can automatic oil draining, deslagging snubber assembly, its slag-drip opening is by the external mud collecting tank of pipeline, and its oil discharge outlet is connected with oil product holding tank by pipeline.
Described strainer adopts KGOL series rapid filter.
Described water-and-oil separator adopts GOS series high precision water-and-oil separator
Compared with prior art, the utility model has following useful technique effect:
Coal-seam gas oil-containing sewage treatment system of the present utility model, comprise the snubber assembly, strainer and the water-and-oil separator that are connected successively by pipeline, snubber assembly can pass through regulating water quality, the water yield, large portion's oil slick and macrobead mechanical impurity in sharp separation water, the normal water inlet of guarantee system and smooth running, make water outlet oil-contg≤1000mg/L, the sewage removing large portion oil slick and macrobead mechanical impurity in snubber assembly by Cemented filling to strainer, remove small-particle mechanical impurity in the filter, suspended substance and 20% oily substance, make water outlet mechanical impurity, suspension content≤5mg/L, water after filtering enters water-and-oil separator again, isolate the dispersed oil in sewage, oil in water emulsion, make final outflow water oil-contg≤10mg/L, again by making water outlet oil-containing at≤5mg/L after the process of charcoal canister refining plant, a whole set for the treatment of system does not need to add any chemical agent, also without the need to taking any auxiliary break milk separation measure, utilize wetting coalescence principle to reach with the form of filtering and be separated dispersed oil in coal-seam gas oily(waste)water, the object of oil in water emulsion.This systematic position speed is fast, and filtration velocity can reach 40m
3/ m
2* h, disengaging time is short, separation accuracy is high, and system footprint area is little, simple to operate, reliable, easy to maintenance, the oil quality that coal-seam gas oil-containing is gone out by this systematic position is high, and water content is low, oil product can be recycled, effluent quality can reach the existing biochemical intake design requirement of plant area completely.
Further, the pipeline that snubber assembly is connected with strainer is provided with lift pump, oil-containing water in snubber assembly squeezes into strainer by lift pump, recoil water pump is provided with in the back-flushing exit of water outlet surge tank, the operating pressure of two water pumps is low, only need 0.1 ~ 0.3Mpa, the filtration resistance of whole system is little, energy-saving and cost-reducing.
Further, the utility model is also provided with oil product holding tank at the oil discharge outlet place of water-and-oil separator, recycles, reach the object of changing waste into resources after isolated oil can being collected.
Further, strainer of the present utility model is also provided with back-flushing outlet, the outlet of this back-flushing exports with charcoal canister refining plant back-flushing the pipeline be connected and is connected, and this strainer is KGOL series rapid filter, it is a kind of automatic backwashing filter, recoil is controlled automatically by PLC system, when the pressure difference of rapid filter reaches set(ting)value, the water outlet of water outlet surge tank and pressurized air is utilized to carry out back flushing to this strainer, after recoil, the water outlet of Residual contamination thing is entered in snubber assembly again by pipeline, sedimentation again, oil after being separated, slag enters oil product holding tank and mud collecting tank respectively.Thus native system operationally, need not shut down, and just can realize the online backflushing process to rapid filter.
Further, active carbon purifying device of the present utility model, for on-line auto-cleaning device, recoil is controlled automatically by PLC system, when the pressure difference of active carbon purifying device reaches set(ting)value, utilize the water outlet of water outlet surge tank to carry out back flushing to this refining plant, after recoil, the water outlet of Residual contamination thing is entered again by pipeline in the snubber assembly of automatic oil draining, deslagging function, and after sedimentation again, separation, oil, slag enter oil product holding tank and mud collecting tank respectively.Thus the utility model, and operationally, need not shut down, just can realize the online backflushing process to active carbon purifying device.
Further, water outlet surge tank of the present utility model can provide recoil water, without the need to injecting fresh water for rapid filter and charcoal canister refining plant.Thus, while the utility model can reduce system operation cost, reach Resource Rationalization and utilize.
Accompanying drawing explanation
Fig. 1 is coal-seam gas oil-containing sewage treatment system structured flowchart of the present utility model.
Wherein: 1 is snubber assembly; 2 is lift pump; 3 is strainer; 4 is water-and-oil separator; 5 is charcoal canister refining plant; 6 is water outlet surge tank; 7 is oil product holding tank; 8 is mud collecting tank; 9 is recoil water pump.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
See Fig. 1, a kind of coal-seam gas oil-containing sewage treatment system of the present utility model, comprises snubber assembly 1, strainer 3, water-and-oil separator 4, CCP Charcoal Canister Purge device 5 and water outlet surge tank 6; Snubber assembly 1 is with oil discharge outlet, slag-drip opening and liquid outlet, and the liquid outlet of snubber assembly 1 is connected with strainer 3 by pipeline, and the pipeline that snubber assembly 1 is connected with strainer 3 is provided with lift pump 2; The oily(waste)water outlet of strainer 3 is connected by the fluid inlet of pipeline with water-and-oil separator 4, the water outlet of water-and-oil separator 4 is connected by the water-in of pipeline with charcoal canister refining plant 5, charcoal canister refining plant 5 water outlet is connected with water outlet surge tank 6 water-in by pipeline, water outlet surge tank 6 is also provided with water port and the outlet of the first back-flushing.
First back-flushing exit of water outlet surge tank 6 is provided with recoil water pump 9, and recoil water pump 9 is also provided with two back-flushing outlets, one is connected with strainer 3 by pipeline, and another is connected with charcoal canister refining plant 5 by pipeline.Charcoal canister refining plant 5 is provided with the second back-flushing outlet, the outlet of this back-flushing is connected with snubber assembly 1 by pipeline, strainer 3 is also provided with the 3rd back-flushing outlet, the outlet of this back-flushing exports with the second back-flushing of charcoal canister refining plant 5 pipeline be connected and is connected, and snubber assembly settlement treatment is again delivered in the recoil water outlet of discharge.Water outlet surge tank 6 is provided with liquid level and takes into account T-valve.
The oil outlet place of water-and-oil separator 4 arranges automatic oil draining valve, and is circumscribed with oil product holding tank 7 by pipeline.Snubber assembly 1 be can automatic oil draining, deslagging snubber assembly, its slag-drip opening is by the external mud collecting tank 8 of pipeline, and its oil discharge outlet is connected with oil product holding tank 7 by pipeline.
Strainer 3 of the present utility model adopts KGOL series rapid filter; Water-and-oil separator 4 adopts GOS series high precision water-and-oil separator.
Coal-seam gas oil-containing sewage treatment system of the present utility model, in use:
Being collected into by pipeline by coal-seam gas oily(waste)water can automatic oil draining, deslagging snubber assembly 1, and 1 ~ 2 hour residence time in automatic buffer device 1, the effect of snubber assembly 1 has two: one to be regulating pondage, ensures that system water inlet is stable; Two is regulating water qualities, and allowing can most of oils of sharp separation oily(waste)water and macrobead mechanical impurity, makes aftertreatment systems smooth running.The water outlet of snubber assembly 1 is connected to lift pump 2 by pipeline in the middle part of tank body, strainer 3 is squeezed into by lift pump 2, remove small-particle impurity, suspended substance and small part oily substance, make suspension content≤5mg/L, water after filtering enters high precision water-and-oil separator 4, be separated oil in water emulsion, dispersed oil, after water outlet is processed by charcoal canister refining plant 5 again, make final outflow water oil-contg≤5mg/L, charcoal canister refining plant 5 water outlet is connected with water outlet surge tank 6 water-in by pipeline, discharge water major part after water outlet surge tank 6 processes enters Sewage treatment systems and carries out biochemical treatment, small portion stays and does strainer 3 and charcoal canister refining plant 5 recoil water.
Strainer 3 of the present utility model and charcoal canister refining plant 5 are on-line automatic backwashing equipment, when the water-in and water-out pressure reduction of strainer 3 and charcoal canister refining plant 5 reaches set(ting)value, system opens backwashing procedures automatically, recoil water outlet Residual contamination thing enters automatic oil draining, deslagging snubber assembly 1 by equipment middle and lower part pipeline, precipitate and separate again in snubber assembly 1, oil product holding tank 7 regularly sent into by isolated oil, and the mud that sub-argument goes out enters mud collecting tank 8.
Illustrate in conjunction with example:
Certain gas production factory coal-seam gas oily(waste)water, oil-contg is about 3000-5000mg/L.First oily(waste)water enters in tank by the pipeline of automatic oil draining, deslagging snubber assembly middle and upper part, stops 1-2 hour, makes oleaginousness drop to 1000mg/L.Snubber assembly is other gravity settling facilities such as tank, rotational flow settlement tank in perpendicular stream slurry tank, Horizontal sedimentation tank, tank.
Water outlet is by the pipeline in the middle part of surge tank by promoting water pump, and hydraulic pressure 0.1 ~ 0.3MPa, squeezes into rapid filter by water, removes small-particle mechanical impurity, suspended substance in water, uses water suspension content and be less than 5mg/L.When rapid filter pressure difference reaches (set(ting)value), with the water outlet of water outlet surge tank, rapid filter is recoiled, recoil and to be undertaken by PLC automatic control.Recoil water outlet enters automatic oil draining, deslagging snubber assembly by pipeline.Sewage through rapid filter removal small-particle mechanical impurity, suspended substance enters high precision water-and-oil separator and active carbon purifying device by connecting tube again, is separated suspension oil, dispersed oil and oil in water emulsion in water outlet, makes system water outlet oil-contg be less than 5mg/L.Isolated oil is collected into oil product holding tank by automatic oil draining valve, regularly transports outward.Water outlet major part after purification enters Sewage treatment systems and carries out biochemical treatment, and small portion stays and does rapid filter and active carbon purifying device recoil water.
For a person skilled in the art, according to technical scheme described above, other various corresponding change and distortion can be made, and all these change and distortion all should belong within this scope being suitable for the protection of novel claim.
Claims (10)
1. a coal-seam gas oil-containing sewage treatment system, it is characterized in that, comprise snubber assembly (1), strainer (3), water-and-oil separator (4), CCP Charcoal Canister Purge device (5) and water outlet surge tank (6), snubber assembly (1) is provided with oil discharge outlet, slag-drip opening and liquid outlet, the liquid outlet of snubber assembly (1) is connected with strainer (3) by pipeline, the oily(waste)water outlet of strainer (3) is connected by the fluid inlet of pipeline with water-and-oil separator (4), the water outlet of water-and-oil separator (4) is connected by the water-in of pipeline with charcoal canister refining plant (5), charcoal canister refining plant (5) water outlet is connected with water outlet surge tank (6) water-in by pipeline, water outlet surge tank (6) is also provided with water port and the outlet of the first back-flushing.
2. a kind of coal-seam gas oil-containing sewage treatment system according to claim 1, is characterized in that, the pipeline that snubber assembly (1) is connected with strainer (3) is provided with lift pump (2).
3. a kind of coal-seam gas oil-containing sewage treatment system according to claim 1, it is characterized in that, first back-flushing exit of water outlet surge tank (6) is provided with recoil water pump (9), recoil water pump (9) is also provided with two back-flushing outlets, one is connected with strainer (3) by pipeline, and another is connected with charcoal canister refining plant (5) by pipeline.
4. a kind of coal-seam gas oil-containing sewage treatment system according to claim 3, is characterized in that, charcoal canister refining plant (5) is provided with the second back-flushing outlet, and the outlet of this back-flushing is connected with snubber assembly (1) by pipeline.
5. a kind of coal-seam gas oil-containing sewage treatment system according to claim 4, it is characterized in that, described strainer (3) is provided with the 3rd back-flushing outlet, and the outlet of this back-flushing exports with the second back-flushing on charcoal canister refining plant (5) pipeline be connected and is connected.
6. a kind of coal-seam gas oil-containing sewage treatment system according to claim 1, is characterized in that, water outlet surge tank (6) is provided with liquid level and takes into account T-valve.
7. a kind of coal-seam gas oil-containing sewage treatment system according to claim 1, is characterized in that, the oil outlet place of water-and-oil separator (4) arranges automatic oil draining valve, and is circumscribed with oil product holding tank (7) by pipeline.
8. a kind of coal-seam gas oil-containing sewage treatment system according to claim 7, it is characterized in that, snubber assembly (1) be can automatic oil draining, deslagging snubber assembly, its slag-drip opening is by the external mud collecting tank (8) of pipeline, and its oil discharge outlet is connected with oil product holding tank (7) by pipeline.
9. according to a kind of coal-seam gas oil-containing sewage treatment system in claim 1 ~ 8 described in any one, it is characterized in that, described strainer adopts KGOL series rapid filter.
10. according to a kind of coal-seam gas oil-containing sewage treatment system in claim 1 ~ 8 described in any one, it is characterized in that, described water-and-oil separator (4) adopts GOS series high precision water-and-oil separator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520309097.4U CN204643911U (en) | 2015-05-13 | 2015-05-13 | A kind of coal-seam gas oil-containing sewage treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520309097.4U CN204643911U (en) | 2015-05-13 | 2015-05-13 | A kind of coal-seam gas oil-containing sewage treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204643911U true CN204643911U (en) | 2015-09-16 |
Family
ID=54096677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520309097.4U Active CN204643911U (en) | 2015-05-13 | 2015-05-13 | A kind of coal-seam gas oil-containing sewage treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204643911U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107827264A (en) * | 2017-12-05 | 2018-03-23 | 上海蓝科石化环保科技股份有限公司 | A kind of sewage purification processing system and method |
-
2015
- 2015-05-13 CN CN201520309097.4U patent/CN204643911U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107827264A (en) * | 2017-12-05 | 2018-03-23 | 上海蓝科石化环保科技股份有限公司 | A kind of sewage purification processing system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8828224B2 (en) | Device for purifying oily wastewater | |
| CN103755052B (en) | A kind for the treatment of process of oil refining Wastewater by Electric desalination black liquor and system | |
| CN203634951U (en) | Automatic dirt-discharging cyclone separator | |
| CN107090306B (en) | A kind of multi-phase separation technique that oil gas water is solid and multi-phase separation device | |
| CN108314204B (en) | Process system for treating geothermal tail water by utilizing tubular membrane | |
| CN204185269U (en) | A kind of semi-automatic food and drink slag thing grease separating machine | |
| CN204643911U (en) | A kind of coal-seam gas oil-containing sewage treatment system | |
| CN103030193A (en) | Membrane device for treating oilfield produced water for reinjection and treating method | |
| CN203700456U (en) | Separation and recovery system for extracting organic phases through hydrometallurgy | |
| CN104973711A (en) | Sewage impurity separation method | |
| CN111573871A (en) | Closed oily sewage treatment device and process | |
| CN105413262B (en) | A kind of spiral-flow type suspended sludge bed filter | |
| CN204643991U (en) | A kind of oil refining delayed coking oil-containing sewage treatment system | |
| CN208038181U (en) | A kind of oil exploitation produced water treatment injected oil-containing sewage treatment system up to standard | |
| CN203820577U (en) | All-in-one machine for comprehensive sewage treatment | |
| CN206783381U (en) | Suspended sludge filtering method effluent treatment plant | |
| CN104556454A (en) | Treatment device and treatment process of oilfield produced water as reinjection water | |
| CN202643461U (en) | Device for treating restaurant wastewater | |
| CN106477669B (en) | A kind of embedded oil water separator | |
| CN204058119U (en) | Regulate oil removing pot | |
| CN203890156U (en) | Platform sewage purification device | |
| CN208648932U (en) | Block type oil-contained waste water treatment device | |
| CN202865025U (en) | Multifunctional water treatment device | |
| CN203700058U (en) | Treatment system for black electro-desalted liquid in oil refining wastewater | |
| CN204939103U (en) | A kind of oil field extracted water makes the treatment unit of reinjected water |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |