CN118221312A - Treatment equipment and method for oilfield produced water - Google Patents
Treatment equipment and method for oilfield produced water Download PDFInfo
- Publication number
- CN118221312A CN118221312A CN202410581362.8A CN202410581362A CN118221312A CN 118221312 A CN118221312 A CN 118221312A CN 202410581362 A CN202410581362 A CN 202410581362A CN 118221312 A CN118221312 A CN 118221312A
- Authority
- CN
- China
- Prior art keywords
- honeycomb
- component
- produced water
- ball
- oilfield produced
- 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.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 101
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000013043 chemical agent Substances 0.000 claims abstract description 14
- 238000005202 decontamination Methods 0.000 claims description 102
- 230000003588 decontaminative effect Effects 0.000 claims description 102
- 230000007246 mechanism Effects 0.000 claims description 88
- 238000006243 chemical reaction Methods 0.000 claims description 79
- 238000004140 cleaning Methods 0.000 claims description 43
- 239000010865 sewage Substances 0.000 claims description 36
- 239000006260 foam Substances 0.000 claims description 19
- 238000013461 design Methods 0.000 claims description 17
- 239000004519 grease Substances 0.000 claims description 17
- 238000005201 scrubbing Methods 0.000 claims description 17
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 16
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 16
- 238000001914 filtration Methods 0.000 claims description 16
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 239000012535 impurity Substances 0.000 claims description 11
- 238000005192 partition Methods 0.000 claims description 11
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 10
- 239000007800 oxidant agent Substances 0.000 claims description 9
- 239000003208 petroleum Substances 0.000 claims description 9
- 239000003960 organic solvent Substances 0.000 claims description 8
- 230000001590 oxidative effect Effects 0.000 claims description 8
- 239000012286 potassium permanganate Substances 0.000 claims description 8
- 239000003814 drug Substances 0.000 claims description 7
- 239000008394 flocculating agent Substances 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- 238000001556 precipitation Methods 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 7
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 6
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 6
- 238000002791 soaking Methods 0.000 claims description 6
- 239000000701 coagulant Substances 0.000 claims description 5
- 230000010405 clearance mechanism Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 230000010355 oscillation Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims 2
- 230000000694 effects Effects 0.000 description 23
- 239000003921 oil Substances 0.000 description 19
- 238000003756 stirring Methods 0.000 description 14
- 238000001179 sorption measurement Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 8
- 238000000746 purification Methods 0.000 description 7
- 239000003344 environmental pollutant Substances 0.000 description 5
- 231100000719 pollutant Toxicity 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 4
- 230000009471 action Effects 0.000 description 4
- 238000007667 floating Methods 0.000 description 4
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 description 4
- 229910000360 iron(III) sulfate Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000000011 acetone peroxide Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000001112 coagulating effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 208000005156 Dehydration Diseases 0.000 description 1
- 240000007049 Juglans regia Species 0.000 description 1
- 235000009496 Juglans regia Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000011012 sanitization Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
- 235000020234 walnut Nutrition 0.000 description 1
- 238000003809 water extraction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/10—Nature of the water, waste water, sewage or sludge to be treated from quarries or from mining activities
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention discloses treatment equipment and a method for oilfield produced water, and relates to the technical field of oilfield produced water treatment. According to the invention, different chemical agents are selected to soak the honeycomb balls according to the distribution density of suspended matters in oilfield produced water, thereby realizing customized treatment and improving treatment efficiency.
Description
Technical Field
The invention relates to the technical field of oilfield produced water treatment, in particular to oilfield produced water treatment equipment and a oilfield produced water treatment method.
Background
In the petroleum exploitation process, the crude oil contains a large amount of water, the water is separated after oil-gas separation and dehydration treatment, and the separated sewage is called oilfield produced water. In the past, the oil field produced water is treated, and then is fully injected into the oil displacement or reinjected into the stratum, so that the oil is basically not discharged.
For example, the publication number is CN104310630B, the name is a water purification system of oilfield produced water and a control method of the system, the system comprises an air floatation oil removal tank, a coagulating sedimentation tank, a walnut shell filter, a water purification filter, an ultrafiltration device and a dosing device, and the dosing device is used for adding a flocculating agent into the coagulating sedimentation Chi Heqi floatation oil removal tank. The invention has low cost and good water purifying effect, can effectively remove floating oil and scum in the oilfield produced water through the multistage oil removal and filtration device, can filter impurities in the oilfield produced water, and finally the treated water can reach the industrial pure water standard
However, the application is to directly put in the medicament for purifying treatment, and the medicament is directly put into the device for cleaning the sewage, which requires a large space and a stirring device to mix the sewage with the medicament, and a separate filtering device is required to remove flocculate in the sewage, so that the space occupied by the sewage is large, and more treatment devices are used.
Disclosure of Invention
The application aims to provide treatment equipment and method for oilfield produced water, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the present application provides the following technical solutions: the treatment equipment for the oilfield produced water comprises a support frame, wherein an acoustic wave cleaning pool is arranged in the support frame, a reaction mechanism for removing grease and suspended matters in water is arranged in the support frame, a feeding mechanism is arranged on one side of the reaction mechanism, a honeycomb ball and a decontamination component are placed in the feeding mechanism, and a conveying mechanism for conveying the honeycomb ball and the decontamination component into the acoustic wave cleaning pool for cleaning is arranged on one side of the reaction mechanism;
the decontamination assembly comprises a supporting frame, wherein a net sheet is arranged on the inner wall of the supporting frame, the supporting frame and the net sheet are combined to form a sphere shape, and the honeycomb sphere is in a sphere shape;
The honeycomb balls are soaked in a flocculating agent or a coagulant, the decontamination component is soaked in an organic solvent or an oxidant, and the honeycomb balls and the decontamination component are both made of activated carbon.
The feeding mechanism comprises a sealing cover and a driving motor arranged on the supporting frame, wherein the output end of the driving motor penetrates through the sealing cover to be connected with a supporting rod, a communicating pipe is arranged on the upper portion of the outer surface of the sealing cover, the upper end of the communicating pipe is connected with a storage box, and the storage box is arranged on one side of the supporting frame.
The conveying mechanism comprises a motor arranged at the bottom of the support frame and a sleeve arranged inside the support frame and positioned on one side of the sonic cleaning tank, wherein the output end of the motor penetrates through the sleeve and is connected with a shaft rod, one end of the shaft rod is connected with a shaft bracket, the shaft bracket is arranged on the inner wall of the sleeve, a conical spiral sheet is arranged on the outer surface of the shaft rod, a liquid outlet pipe is arranged at the bottom of the outer surface of the sleeve, a filter screen is arranged inside the liquid outlet pipe, and one end of the liquid outlet pipe penetrates through the support frame and extends to the outer side of the support frame.
The outer surface of the sleeve is provided with a discharging pipe, the discharging pipe is positioned at the upper part of the acoustic wave cleaning pool, and the conical spiral sheet is used for conveying honeycomb balls and the decontamination assembly.
The reaction mechanism comprises a supporting plate arranged at the bottom of the supporting frame, a bobbin is arranged at the upper end of the supporting plate, one end of the bobbin is connected with the sleeve, the other end of the bobbin is connected with the sealing cover, an inner rotary blade and an outer rotary blade are arranged outside the supporting rod, a connecting frame is arranged on the outer surface of the supporting rod, the connecting frame is arranged on the inner wall of the bobbin, a baffle connected with the outer surface of the outer rotary blade is arranged at one end of the inner rotary blade, and a sewage pipe communicated with the inner part of the outer surface of the bobbin is arranged on one side, close to the baffle, of the outer surface of the bobbin.
And a gap is arranged between the inner rotating blade and the outer rotating blade, and the honeycomb ball and the decontamination component are both positioned in the gap between the outer rotating blade and the inner rotating blade.
The inside of support frame is provided with clearance mechanism, clearance mechanism is located between conveying mechanism and the feeding mechanism.
The cleaning mechanism comprises a reaction tube arranged at one end of the sealing cover, one end of the reaction tube is connected with the sleeve, a mounting plate is arranged at the bottom of the reaction tube and mounted on the bottom wall of the inner cavity of the supporting frame, a plurality of pushing rotary blades distributed in an array are arranged on the outer surface of the supporting rod, a plurality of separating rings are arranged on the inner wall of the reaction tube and located between every two pushing rotary blades, a foam generator is arranged in the middle of the inner cavity of the reaction tube, a plurality of foam outlet tubes are arranged in the foam generator, and a medicament tube penetrating through the reaction tube is connected to the outer surface of the foam generator.
The device comprises a reaction tube, a semi-partition plate, a support rod, a middle shaft frame, a water inlet pipe, a middle shaft frame and a water outlet pipe, wherein the semi-partition plate is arranged on one side of the inner wall of the reaction tube, the water inlet pipe is arranged on one side of the outer surface of the reaction tube, which is close to the semi-partition plate, and is communicated with the inner part of the reaction tube, the middle shaft frame is sleeved on the outer surface of the support rod and connected with the inner wall of the reaction tube.
A method for adopting oilfield produced water treatment equipment comprises the following specific operation steps:
s1, firstly, soaking the honeycomb balls in one of chemical agents of polyaluminum chloride, polyferric sulfate or polyaluminum silicate when in use, wherein the polyaluminum chloride and the polyferric sulfate are used for gathering suspended matters to form larger particles so as to facilitate filtration and precipitation, the polyaluminum silicate is used for agglomerating fine suspended matters into larger particles so as to facilitate precipitation and separation, different chemical agents are selected according to the distribution density of the suspended matters in oilfield produced water, when the suspended matters are more, the honeycomb balls are soaked in the polyaluminum chloride and polyferric sulfate solution, when the suspended matters are less, the honeycomb balls are soaked in the polyaluminum silicate solution, and when the honeycomb balls are soaked, the solution is required to be continuously stirred to be soaked in honeycomb holes in the honeycomb balls;
S2, the decontamination component is required to be soaked in one of chemical agents (a machine solvent: petroleum ether, acetone or an oxidant: hydrogen peroxide and potassium permanganate), when oil stains in oil field produced water are more, the decontamination component can be selectively soaked in petroleum ether or an acetone solution, when the oil stains in the oil field produced water are less, the decontamination component can be soaked in hydrogen peroxide or a potassium permanganate solution, and when the decontamination component is soaked, continuous stirring and mixing are required, so that the chemical solution is completely soaked in the decontamination component;
S3, when the oilfield produced water is treated, the throwing proportion of the decontamination assembly and the honeycomb ball is 1:3 to 1:5, the throwing proportion of the decontamination assembly and the honeycomb ball is adjusted according to the suspended matters and oil pollution conditions in the oilfield produced water, the well-adjusted throwing proportion of the decontamination assembly and the honeycomb ball is put into a feeding mechanism, the decontamination assembly and the honeycomb ball enter the feeding mechanism along with the oilfield produced water continuously entering the reaction mechanism, the decontamination assembly and the honeycomb ball also enter the reaction mechanism, the arranged decontamination assembly and the honeycomb ball continuously move towards the direction of the conveying mechanism according to the designed running track in the reaction mechanism, the decontamination assembly and the honeycomb ball move in a spiral state in the reaction mechanism, the grease in the oilfield produced water can be decomposed by the decontamination assembly and the honeycomb ball, the suspended matters are coagulated by the activated carbon materials, the coagulated suspended matters are adsorbed in the structural gaps of the honeycomb holes of the honeycomb ball and the decontamination assembly, the decontamination assembly and the honeycomb ball can filter out of a large part of the oilfield produced water, and the suspended matters in the spiral track can be filtered by the decontamination assembly and the spiral track can be filtered by the suspended matters in the oilfield produced water;
S4, the pollutant removing assembly and the honeycomb ball adsorb suspended matters and then convey the suspended matters into the conveying mechanism, the conveying mechanism continuously pushes the pollutant removing assembly and the honeycomb ball upwards to enter the sonic cleaning pool, filtered oilfield produced water is discharged through a water outlet pipe at the bottom of the conveying mechanism and enters the next treatment step, the pollutant removing assembly and the honeycomb ball in the sonic cleaning pool need to be subjected to sonic oscillation to remove the suspended matters and impurities in the pollutant removing assembly and the honeycomb ball, and then the pollutant removing assembly and the honeycomb ball are fished out for cleaning and then reused.
In summary, the invention has the technical effects and advantages that:
1. According to the distribution density of suspended matters in oilfield produced water, different chemical agents are selected to soak the honeycomb balls, so that customized treatment is realized, and the treatment efficiency is improved;
the pollution-removing component is soaked in chemical solvents such as petroleum ether, acetone or hydrogen peroxide, potassium permanganate and the like, so that oil stains can be effectively removed, the water quality purification effect is improved, and the pollution-removing component and the honeycomb balls are made of active carbon materials, so that the oil stains and suspended matters can be adsorbed and decomposed, and the water purification effect is improved;
Through being the spiral state and remove in the reaction mechanism, can multiple filtration oil field produced impurity in the water, improve the water purification effect, use in cooperation chemical solvent and sonic cleaning pond can quick response and clean scrubbing subassembly and honeycomb ball, keep high-efficient performance and scrubbing subassembly and honeycomb ball's processing method simple moreover, and the effect is reliable and stable improves treatment effeciency.
2. According to the invention, as the diameters of the honeycomb ball and the decontamination component are different, and the design structures are different, the honeycomb ball is easy to distinguish and identify, the shape of the honeycomb holes of the honeycomb ball can more effectively adsorb and deposit suspended matters, and the adsorption efficiency of the decontamination component is improved;
the shape design of the combination of the supporting frame and the net piece can better adsorb grease in the oilfield produced water, improve the greasy dirt removing effect, and enable the supporting frame and the net piece to adsorb and accumulate more suspended matter impurities in the follow-up process, thereby being beneficial to further purifying the water quality;
The structural design of the honeycomb ball and the decontamination component aims at different functions, so that the adsorption and filtration effects of the honeycomb ball and the decontamination component can be exerted to the greatest extent, proper chemical agents are selected for soaking according to actual conditions, and the honeycomb ball and the decontamination component combined by the net sheet and the supporting frame are used, so that different sewage treatment requirements can be flexibly met;
the honeycomb ball and the design structure of the decontamination component are favorable for improving adsorption and filtration efficiency, grease and suspended matters in oilfield produced water can be effectively purified, and the service life of the decontamination component and the honeycomb ball can be prolonged by effectively adsorbing and removing greasy dirt and impurities.
3. According to the invention, the surfaces of the inner rotary blade and the outer rotary blade are provided with the hollowed holes, so that smooth circulation of sewage in the conveying process can be ensured, blocking and blockage are avoided, the support rod drives the inner rotary blade and the outer rotary blade to rotate, the honeycomb ball and the decontamination component are clamped for conveying, and the honeycomb ball and the decontamination component are ensured to move along a specified spiral path, so that the treatment efficiency is improved;
The separation blade that sets up can prevent effectively that part honeycomb ball and scrubbing subassembly from bypassing internal rotation leaf and outer page or leaf and directly getting into the bobbin, ensures that all sewage is through the treatment process, and honeycomb ball and scrubbing subassembly are carried through the centre gripping of internal rotation leaf and outer page or leaf, can fully with sewage contact reaction, improve the efficiency of adsorbing grease and suspended solid.
4. The honeycomb ball and the decontamination component are driven to enter the reaction tube after being blocked by the semi-partition plate by the rotation of the pushing rotary blade, the material can move towards the direction of the conveying mechanism by the stirring action of the pushing rotary blade, the honeycomb ball and the decontamination component are continuously pushed forwards at intervals in the reaction tube by the design of ensuring uniform mixing and conveying of the pushing rotary blade and the partition ring, the floating objects accumulated at the bottom are helped to be adsorbed and removed, the honeycomb ball and the decontamination component can react with sewage entering the reaction tube quickly by the stirring action of the pushing rotary blade, and the sewage treatment process is accelerated;
The setting of foam generator and bubble pipe can be according to the supplementary machine dissolving agent that increases of sewage pollution degree, oxidant, flocculating agent or coagulant, improves the treatment effect, pushes away the stirring effect of rotatory leaf and can fully mix honeycomb ball and scrubbing subassembly with sewage, ensures the homogeneity of adsorption and treatment.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of an oilfield produced water treatment facility;
FIG. 2 is a schematic perspective view of a first embodiment of an oilfield produced water treatment apparatus;
FIG. 3 is a schematic perspective view of a second embodiment of an oilfield produced water treatment apparatus;
FIG. 4 is a schematic view of a partial perspective connection structure of a second embodiment of an oilfield produced water treatment apparatus;
FIG. 5 is a schematic view of a first embodiment of a partial perspective connection of an oilfield produced water treatment facility;
FIG. 6 is a schematic view of a three-dimensional connection structure of the feeding mechanism;
FIG. 7 is a schematic view of a three-dimensional connection structure of the conveying mechanism;
FIG. 8 is a schematic view of a three-dimensional connection structure of the reaction mechanism;
FIG. 9 is a schematic view of a three-dimensional connection of inner and outer lobes;
FIG. 10 is a schematic view of a three-dimensional connection structure of the cleaning mechanism;
FIG. 11 is a cross-sectional view of a three-dimensional connecting structure of the cleaning mechanism;
FIG. 12 is a schematic view of a three-dimensional connection structure of a support frame and mesh;
fig. 13 is a schematic view of a three-dimensional connection structure of the honeycomb ball.
In the figure: 1. a support frame; 2. an acoustic wave cleaning pool; 3. a conveying mechanism; 30. a filter screen; 31. a shaft bracket; 32. a sleeve; 33. a discharge pipe; 34. conical spiral slices; 35. a shaft lever; 36. a liquid outlet pipe; 37. a motor; 4. a feeding mechanism; 41. a driving motor; 42. a support rod; 43. a cover; 44. a communicating pipe; 45. a storage bin; 5. a reaction mechanism; 51. a support plate; 52. a bobbin; 53. inner rotating leaves; 54. an outer rotating page; 55. a connecting frame; 56. a baffle; 57. a sewage pipe; 6. a cleaning mechanism; 61. a mounting plate; 62. a reaction tube; 63. a middle shaft bracket; 64. a water inlet pipe; 65. a medicament tube; 66. a spacer ring; 67. a foam generator; 68. a semi-separator; 69. pushing the rotating leaves; 60. a bubble outlet pipe; 81. a support frame; 82. a mesh sheet; 9. honeycomb ball.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The embodiment I relates to treatment equipment and a method for oilfield produced water, shown by referring to fig. 1 to 13, and the treatment equipment comprises a support frame 1, wherein an acoustic wave cleaning pool 2 is arranged in the support frame 1, a reaction mechanism 5 for removing grease and suspended matters in water is arranged in the support frame 1, a feeding mechanism 4 is arranged on one side of the reaction mechanism 5, a honeycomb ball 9 and a decontamination component are arranged in the feeding mechanism 4, and a conveying mechanism 3 for conveying the honeycomb ball 9 and the decontamination component into the acoustic wave cleaning pool 2 for cleaning is arranged on one side of the reaction mechanism 5;
The honeycomb balls 9 are soaked in flocculating agent or coagulant, the decontamination component is soaked in organic solvent or oxidant, and the honeycomb balls 9 and the decontamination component are both made of active carbon.
It should be noted that, when in use, firstly, the honeycomb balls 9 are soaked in one of the chemical agents of polyaluminum chloride, polymeric ferric sulfate or polymeric aluminum silicate, the polyaluminum chloride and polymeric ferric sulfate are used for gathering the suspended matters, so that larger particles are formed to facilitate filtration and precipitation, the polymeric aluminum silicate is used for agglomerating the fine suspended matters into larger particles to facilitate precipitation and separation, different chemical agents are selected according to the distribution density of the suspended matters in the oilfield produced water, when the suspended matters are more, the honeycomb balls 9 are soaked in the solution of the polyaluminum chloride and polymeric ferric sulfate, when the suspended matters are less, the honeycomb balls 9 are soaked in the solution of the polymeric aluminum silicate, and when the honeycomb balls 9 are soaked, the solution is soaked in the honeycomb holes in the honeycomb balls 9 by continuous stirring;
The decontamination component is soaked in one of the chemical agents (petroleum ether, acetone or oxidant: hydrogen peroxide and potassium permanganate), when the oil stain in the oilfield produced water is more, the decontamination component can be soaked in the petroleum ether or acetone solution, when the oil stain in the oilfield produced water is less, the decontamination component can be soaked in the hydrogen peroxide or potassium permanganate solution, and the decontamination component needs to be continuously stirred and mixed during soaking, so that the chemical solution is completely soaked in the decontamination component;
When the oilfield produced water is treated, the throwing proportion of the decontamination component and the honeycomb ball 9 is 1:3 to 1:5 of the supporting frame, the throwing proportion of the decontamination component and the honeycomb ball 9 is adjusted according to the suspended matters and greasy dirt conditions in the oilfield produced water, the well-adjusted throwing proportion of the decontamination component and the honeycomb ball 9 is put into the feeding mechanism 4, the decontamination component and the honeycomb ball 9 enter the feeding mechanism 4 along with the continuous entering of the oilfield produced water into the reaction mechanism 5, the decontamination component and the honeycomb ball 9 also enter the reaction mechanism 5, the arranged decontamination component and the honeycomb ball 9 continuously push to the direction of the conveying mechanism 3 according to the running track designed in the reaction mechanism 5, the decontamination component and the honeycomb ball 9 move in a spiral state in the reaction mechanism 5, the grease in the oilfield produced water can be decomposed, the decontamination component and the honeycomb ball 9 can be condensed, the activated carbon can adsorb the decomposed greasy dirt, the suspended matters adsorbed in the honeycomb holes of the honeycomb ball 9 and the honeycomb ball 9 can be filtered, and the suspended matters in the filtration track of the honeycomb ball 9 can be filtered in the multiple reaction track of the honeycomb ball 9;
The dirt removing component and the honeycomb ball 9 adsorb suspended matters and then convey the suspended matters into the conveying mechanism 3, the conveying mechanism 3 continuously pushes the dirt removing component and the honeycomb ball 9 upwards to enter the sonic cleaning pool 2, filtered oilfield produced water is discharged through a water outlet pipe at the bottom of the conveying mechanism 3 and enters the next treatment step, the dirt removing component and the honeycomb ball 9 in the sonic cleaning pool 2 need to be subjected to sonic oscillation to remove the suspended matters and impurities in the dirt removing component and the honeycomb ball 9, then the dirt removing component and the honeycomb ball 9 are fished out for cleaning and then reused, and because the dirt removing component and the honeycomb ball 9 are spherical and have more gaps in design structure, grease and suspended matters in oilfield produced water in the reaction mechanism 5 can be reacted rapidly by matching with the use of flocculating agent or organic solvent, the dirt removing component and the honeycomb ball 9 can react with the impurities and the suspended matters in the subsequent water, and the dirt removing component and the honeycomb ball 9 can be reused by matching of the conveying mechanism 3 and the sonic cleaning pool 2.
According to the distribution density of suspended matters in oilfield produced water, different chemical agents are selected to soak the honeycomb balls 9, so that customized treatment is realized, and the treatment efficiency is improved;
The polyaluminium chloride, the polymeric ferric sulfate and the polymeric aluminum silicate can effectively gather suspended matters to form larger particles, so that the filtration and the precipitation are convenient, and the high-efficiency separation is realized;
The oil stain can be effectively removed by soaking the decontamination component in chemical solvents such as petroleum ether, acetone or hydrogen peroxide, potassium permanganate and the like, and the water quality purification effect is improved;
The decontamination component and the honeycomb balls 9 are made of active carbon, so that oil stains and suspended matters can be adsorbed and decomposed, and the water purifying effect is improved;
the reaction mechanism 5 moves in a spiral state, so that impurities in the oilfield produced water can be filtered repeatedly, and the water purifying effect is improved;
The use of cooperation chemical solvent and sonic cleaning pond can quick response and clean scrubbing subassembly and honeycomb ball 9, keeps high-efficient performance and scrubbing subassembly and honeycomb ball 9's processing method simple moreover, and the effect is reliable and stable improves treatment effeciency.
The decontamination assembly comprises a supporting frame 81, a net piece 82 is arranged on the inner wall of the supporting frame 81, the supporting frame 81 and the net piece 82 are combined to form a sphere, and the honeycomb balls 9 are in the shape of spheres.
Illustratively, the decontamination assembly is immersed in the organic solvent in use: petroleum ether, acetone or oxidizing agent: in one of the chemical agents of hydrogen peroxide and potassium permanganate, the combination of the net 82 and the supporting frame 81 is in the shape shown in fig. 12, the diameter of the whole decontamination assembly is between two and five centimeters, the diameter of the honeycomb ball 9 is between six and ten centimeters, the diameters of the honeycomb ball 9 and the decontamination assembly are different, the honeycomb ball 9 is easy to distinguish, the designed structure is different due to different functions, the honeycomb ball 9 is in a honeycomb hole shape and can be used for effectively adsorbing deposited suspended matters, and the combination of the supporting frame 81 and the net 82 can be used for better adsorbing grease in oilfield produced water and can be used for adsorbing more suspended matters in the follow-up adsorption.
Wherein, because the diameter size of honeycomb ball 9 and scrubbing subassembly is different, and the design structure is different, easily distinguishes and discerns, and the honeycomb hole shape of honeycomb ball 9 can adsorb and deposit the suspended solid more effectively, improves the adsorption efficiency of scrubbing subassembly.
The shape design of the combination of the supporting frame 81 and the net 82 can better adsorb grease in the oilfield produced water, improve the greasy dirt removing effect, enable the supporting frame 81 and the net 82 to adsorb and accumulate more suspended impurities in the follow-up process, and help to further purify the water quality;
The structural design of the honeycomb ball 9 and the decontamination component aims at different functions, so that the adsorption and filtration effects of the honeycomb ball 9 can be exerted to the greatest extent, proper chemical agents are selected for soaking according to actual conditions, and the honeycomb ball 9 and the decontamination component combined by the net piece 82 and the supporting frame 81 are used, so that different sewage treatment requirements can be flexibly met;
The honeycomb ball 9 and the design structure of the decontamination component are favorable for improving adsorption and filtration efficiency, grease and suspended matters in oilfield produced water can be effectively purified, and the service life of the decontamination component and the honeycomb ball 9 can be prolonged by effectively adsorbing and removing greasy dirt and impurities.
As shown in fig. 6, the feeding mechanism 4 comprises a sealing cover 43 and a driving motor 41 installed on the supporting frame 1, wherein an output end of the driving motor 41 penetrates through the sealing cover 43 and is connected with a supporting rod 42, a communicating pipe 44 is arranged at the upper part of the outer surface of the sealing cover 43, a storage box 45 is connected at the upper end of the communicating pipe 44, and the storage box 45 is installed on one side of the supporting frame 1.
It should be noted that, in use, the honeycomb ball 9 and the decontamination module first enter the storage tank 45, then enter the cover 43 through the communication pipe 44, and the honeycomb ball 9 and the decontamination module enter the reaction mechanism 5 through the cover 43.
As shown in fig. 8 and 9, the reaction mechanism 5 comprises a supporting plate 51 arranged at the bottom of the supporting frame 1, a bobbin 52 is arranged at the upper end of the supporting plate 51, one end of the bobbin 52 is connected with a sleeve 32, the other end of the bobbin 52 is connected with a sealing cover 43, an inner rotary blade 53 and an outer rotary blade 54 are arranged outside the supporting rod 42, a connecting frame 55 is arranged on the outer surface of the supporting rod 42, the connecting frame 55 is arranged on the inner wall of the bobbin 52, a baffle 56 connected with the outer surface of the outer rotary blade 54 is arranged at one end of the inner rotary blade 53, and a sewage pipe 57 communicated with the inside of the outer surface of the bobbin 52 is arranged at one side of the outer surface of the bobbin 52 close to the baffle 56;
A gap is provided between the inner rotating blade 53 and the outer rotating blade 54, and the honeycomb ball 9 and the dirt removing assembly are both positioned in the gap between the outer rotating blade 54 and the inner rotating blade 53.
After the above-mentioned honeycomb ball 9 and the dirt removing assembly enter into the cover 43, the output shaft is driven by the driving motor 41 to rotate and then drive the supporting rod 42 to rotate, the supporting rod 42 rotates and then drives the inner rotary blade 53 and the outer rotary blade 54 to rotate, the inner rotary blade 53 and the outer rotary blade 54 are designed to be in the shape shown in fig. 8 and 9, and the surfaces of the inner rotary blade 53 and the outer rotary blade 54 are provided with hollowed holes so as to enable sewage to flow unimpeded, when the supporting rod 42 rotates, the honeycomb ball 9 and the dirt removing assembly enter into a gap between the outer rotary blade 54 and the inner rotary blade 53, and the provided baffle 56 prevents the inner rotary blade 53 and the outer rotary blade 54 from rotating and conveying the honeycomb ball 9 and the dirt removing assembly, when part of the honeycomb ball 9 and the dirt removing assembly do not pass through the inner rotary blade 53 and the outer rotary blade 54 and are conveyed into the bobbin 52, and the inner rotary blade 53 and the dirt removing assembly are clamped by the inner rotary blade 54 so as to enable the honeycomb ball 9 and the dirt removing assembly to move along the spiral route, when sewage enters into the bobbin 52 through the sewage pipe 57, and continuously passes through the inner rotary blade 53 and the inner rotary blade 54 and the honeycomb ball 9 to continuously enter into the gap between the honeycomb ball 9 and the bobbin 52 along with the inner rotary blade 9 and the dirt removing assembly, and the dirt removing assembly and the full contact with the honeycomb ball 9 when the sewage is suspended in the state.
Wherein, the surface of the internal rotation leaf 53 and the external rotation leaf 54 that set up is seted up the fretwork hole, can ensure that sewage smoothly circulates in the transportation process, avoids blocking and jam, and bracing piece 42 drives internal rotation leaf 53 and external rotation leaf 54 and rotates, and centre gripping honeycomb ball 9 and scrubbing subassembly carry, ensure that they remove along prescribed spiral route, improve treatment effeciency.
The separation blade 56 that sets up can prevent effectively that part honeycomb ball 9 and scrubbing subassembly from bypassing internal rotation leaf 53 and outer page or leaf 54 and directly getting into bobbin 52, ensures that all sewage is through the course of treatment, and honeycomb ball 9 and scrubbing subassembly are carried through the centre gripping of internal rotation leaf 53 and outer page or leaf 54, can fully with sewage contact reaction, improve the efficiency of adsorbing grease and suspended solid.
The honeycomb ball 9 and the decontamination assembly move in a spiral track, so that the sewage can be filtered for multiple times in the bobbin 52, the purification effect is further improved, the design shape and the operation mode of the inner rotary vane 53 and the outer rotary vane 54 can effectively adsorb grease and suspended matters in the sewage in the gap between the honeycomb ball 9 and the decontamination assembly to realize high-efficiency treatment, and the adsorption capacity of the honeycomb ball 9 and the decontamination assembly can be fully utilized through effective conveying and filtering design;
The design of the inner and outer lobes 53, 54 allows for continuous transport of the honeycomb spheres 9 and the decontamination assembly such that a stable treatment effect is maintained over a long period of operation.
As shown in fig. 7, the conveying mechanism 3 comprises a motor 37 installed at the bottom of the support frame 1 and a sleeve 32 installed inside the support frame 1 and located at one side of the sonic cleaning tank 2, an output end of the motor 37 penetrates through the sleeve 32 and is connected with a shaft rod 35, one end of the shaft rod 35 is connected with a shaft bracket 31, the shaft bracket 31 is installed on the inner wall of the sleeve 32, a conical spiral piece 34 is arranged on the outer surface of the shaft rod 35, a liquid outlet pipe 36 is arranged at the bottom of the outer surface of the sleeve 32, a filter screen 30 is arranged inside the liquid outlet pipe 36, and one end of the liquid outlet pipe 36 penetrates through the support frame 1 and extends to the outside.
Wherein, along with the rotation of the support rod 42 driving the inner rotary blade 53 and the outer rotary blade 54 to convey the honeycomb ball 9 and the dirt removing component to the position of the sleeve 32, the honeycomb ball 9 and the dirt removing component between the inner rotary blade 53 and the outer rotary blade 54 are piled up in the sleeve 32, the motor 37 drives the shaft rod 35 to rotate through the output shaft, the shaft rod 35 drives the conical screw blade 34 to rotate, the conical screw blade 34 rotates to convey the honeycomb ball 9 and the dirt removing component to the sleeve 32, along with the rotation of the conical screw blade 34, the honeycomb ball 9 and the dirt removing component are conveyed upwards and finally fall into the sonic cleaning tank 2 through the guide of the discharge pipe 33, the sewage treated by the honeycomb ball 9 and the dirt removing component is discharged through the liquid outlet pipe 36 after being filtered by the filter screen 30, the sewage discharged through the liquid outlet pipe 36 is required to be treated again through the subsequent treatment steps, and the filter screen 30 is arranged to prevent the honeycomb ball 9 and the dirt removing component from entering the liquid outlet pipe 36.
The outer surface of the sleeve 32 is provided with a discharge pipe 33, the discharge pipe 33 is located at the upper part of the sonic cleaning tank 2, and the conical spiral piece 34 is used for conveying the honeycomb balls 9 and the decontamination assembly.
Wherein the conical spiral piece 34 is designed to be conical as shown in fig. 7, so that the honeycomb balls 9 and the decontamination assembly piled in the sleeve 32 can be quickly conveyed upwards;
The design of toper flight 34 can be with honeycomb ball 9 and scrubbing subassembly upwards conveying to sound wave cleaning tank 2 effectively, ensures that the material is removed smoothly and gets into next processing link, through the processing of sound wave cleaning tank 2, and the sound wave in the cleaning tank can get rid of the remaining filth on honeycomb ball 9 and the scrubbing subassembly effectively, improves the effect of reuse.
Through the setting of filter screen 30, can prevent honeycomb ball 9 and scrubbing subassembly entering drain pipe 36 in, play the filter effect, guarantee the clean of drain pipe and the sewage quality of emission, through the processing of acoustic wave cleaning pond 2, can be with honeycomb ball 9 and scrubbing subassembly sanitization, prolong its life reuse.
In the second embodiment, a cleaning mechanism 6 is arranged in the support frame 1, and the cleaning mechanism 6 is positioned between the conveying mechanism 3 and the feeding mechanism 4;
As shown in fig. 10 and 11, the cleaning mechanism 6 comprises a reaction tube 62 installed at one end of a sealing cover 43, one end of the reaction tube 62 is connected with a sleeve 32, a mounting plate 61 is arranged at the bottom of the reaction tube 62, the mounting plate 61 is installed at the bottom wall of an inner cavity of a supporting frame 1, a plurality of pushing rotary blades 69 distributed in an array are arranged on the outer surface of a supporting rod 42, a plurality of spacing rings 66 are arranged on the inner wall of the reaction tube 62, the spacing rings 66 are positioned between every two pushing rotary blades 69, a foam generator 67 is arranged in the middle of the inner cavity of the reaction tube 62, a plurality of foam outlet tubes 60 are arranged in the foam generator 67, a medicament tube 65 penetrating the reaction tube 62 is connected to the outer surface of the foam generator 67, and a semi-partition 68 is arranged on one side of the inner wall of the reaction tube 62;
The outer surface of the reaction tube 62 and one side close to the semi-partition plate 68 are provided with a water inlet pipe 64 communicated with the inner part of the reaction tube, the outer surface of the supporting rod 42 is sleeved with a middle shaft frame 63, and the middle shaft frame 63 is connected with the inner wall of the reaction tube 62.
It should be noted that, when in use, the supporting rod 42 rotates to drive the pushing rotary vane 69 to rotate, the pushing rotary vane 69 is designed to be in a shape shown in fig. 10 and 11, when the pushing rotary vane 69 rotates, the honeycomb ball 9 and the decontamination assembly entering the reaction tube 62 from the inside of the sealing cover 43 are blocked by the semi-partition plate 68 and then enter the reaction tube 62, the pushing rotary vane 69 rotates to stir the honeycomb ball 9 and the decontamination assembly to move towards the direction of the conveying mechanism 3, the pushing rotary vane 69 rotates to stir the honeycomb ball 9 and the decontamination assembly, after passing through the isolating ring 66, the honeycomb ball 9 and the decontamination assembly are continuously conveyed forwards through the stirring of the pushing rotary vane 69 again, the honeycomb ball 9 and the decontamination assembly are continuously pushed forwards in the reaction tube 62 at intervals, the honeycomb ball 9 and the decontamination assembly can absorb more floating matters accumulated at the bottom of the reaction tube 62, the honeycomb ball 9 and the decontamination assembly can be rapidly reacted with sewage entering the reaction tube 62 through the water inlet tube 64 along with the stirring of the pushing rotary vane 69, and the foam generator 67 can be used for increasing the dissolution rate of the flocculant, the flocculant or the water-extraction machine or the flocculant 60 can be increased.
Wherein, the pushing and rotating blade 69 is in the shape shown in fig. 10 and 11, and the rotation of the pushing and rotating blade 69 drives the honeycomb ball 9 and the decontamination component to enter the reaction tube 62 after being blocked by the semi-partition plate 68, and the stirring action of the pushing and rotating blade 69 can make the material move towards the direction of the conveying mechanism 3 so as to ensure uniform mixing and conveying;
The honeycomb ball 9 and the decontamination component are continuously pushed forwards at intervals in the reaction tube 62 by the design of the pushing rotary blades 69 and the separating rings 66, so that the floating objects accumulated at the bottom can be adsorbed and removed, the honeycomb ball 9 and the decontamination component can react with sewage entering the reaction tube 62 quickly by the stirring action of the pushing rotary blades 69, and the sewage treatment process is accelerated;
The foam generator 67 and the foam outlet pipe 60 can be arranged to assist in increasing an organic solvent, an oxidant, a flocculant or a coagulant according to the pollution degree of the sewage, so that the treatment effect is improved, and the stirring effect of the pushing rotary blades 69 can fully mix the honeycomb balls 9 and the pollution removal assembly with the sewage, so that the adsorption and treatment uniformity is ensured;
The design of the spacing ring 66 enables the honeycomb ball 9 and the decontamination component to be continuously pushed in the reaction tube 62, which is favorable for increasing the adsorption surface area and improving the adsorption effect, and grease and suspended matters in sewage can be more effectively treated through continuous pushing and mixing stirring, so that the treatment efficiency is improved.
The foam generator 67 and the foam outlet pipe 60 are adjusted according to the needs, and the addition amount of the treating agent can be freely adjusted according to the water quality condition, so that the oilfield produced water treatment device has more flexibility.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (10)
1. The utility model provides a treatment facility of oil field produced water, includes support frame (1), its characterized in that: the novel cleaning device is characterized in that an acoustic wave cleaning pool (2) is arranged in the supporting frame (1), a reaction mechanism (5) for removing grease and suspended matters in water is arranged in the supporting frame (1), a feeding mechanism (4) is arranged on one side of the reaction mechanism (5), a honeycomb ball (9) and a decontamination component are arranged in the feeding mechanism (4), and a conveying mechanism (3) for conveying the honeycomb ball (9) and the decontamination component to enter the acoustic wave cleaning pool (2) for cleaning is arranged on one side of the reaction mechanism (5);
the decontamination assembly comprises a supporting frame (81), wherein a net piece (82) is arranged on the inner wall of the supporting frame (81), the supporting frame (81) and the net piece (82) are combined to form a sphere shape, and the honeycomb balls (9) are in the sphere shape;
the honeycomb balls (9) are soaked in a flocculating agent or a coagulant, the decontamination component is soaked in an organic solvent or an oxidant, and the honeycomb balls (9) and the decontamination component are both made of active carbon.
2. The oilfield produced water treatment apparatus of claim 1, wherein: feeding mechanism (4) are including closing cap (43) and install driving motor (41) on support frame (1), the output of driving motor (41) runs through closing cap (43) and is connected with bracing piece (42), the surface upper portion of closing cap (43) is provided with communicating pipe (44), the upper end of communicating pipe (44) is connected with storage case (45), one side at support frame (1) is installed to storage case (45).
3. The oilfield produced water treatment apparatus of claim 1, wherein: the conveying mechanism (3) comprises a motor (37) arranged at the bottom of the supporting frame (1) and a sleeve (32) arranged inside the supporting frame (1) and located on one side of the sonic cleaning tank (2), wherein the output end of the motor (37) penetrates through the sleeve (32) and is connected with a shaft rod (35), one end of the shaft rod (35) is connected with a shaft bracket (31), the shaft bracket (31) is arranged on the inner wall of the sleeve (32), a conical spiral piece (34) is arranged on the outer surface of the shaft rod (35), a liquid outlet pipe (36) is arranged at the bottom of the outer surface of the sleeve (32), a filter screen (30) is arranged inside the liquid outlet pipe (36), and one end of the liquid outlet pipe (36) penetrates through the supporting frame (1) and extends to the outer part of the liquid outlet pipe.
4. A treatment facility for oilfield produced water as defined in claim 3, wherein: the outer surface of sleeve pipe (32) is provided with discharging pipe (33), discharging pipe (33) are located the upper portion of sonic cleaning pond (2), toper flight (34) are used for carrying honeycomb ball (9) and scrubbing subassembly.
5. The oilfield produced water treatment apparatus of claim 2, wherein: the reaction mechanism (5) comprises a supporting plate (51) arranged at the bottom of the supporting frame (1), a bobbin (52) is arranged at the upper end of the supporting plate (51), one end of the bobbin (52) is connected with the sleeve (32), the other end of the bobbin (52) is connected with the sealing cover (43), an inner rotary blade (53) and an outer rotary blade (54) are arranged outside the supporting rod (42), a connecting frame (55) is arranged on the outer surface of the supporting rod (42), the connecting frame (55) is arranged on the inner wall of the bobbin (52), a baffle (56) connected with the outer surface of the outer rotary blade (54) is arranged at one end of the inner rotary blade (53), and a sewage pipe (57) communicated with the inner part of the outer surface of the bobbin (52) is arranged on one side, close to the baffle (56).
6. The oilfield produced water treatment apparatus of claim 5, wherein: a gap is formed between the inner rotating blade (53) and the outer rotating blade (54), and the honeycomb ball (9) and the decontamination component are both positioned in the gap between the outer rotating blade (54) and the inner rotating blade (53).
7. The oilfield produced water treatment apparatus of claim 2, wherein: the inside of support frame (1) is provided with clearance mechanism (6), clearance mechanism (6) are located between conveying mechanism (3) and feeding mechanism (4).
8. The oilfield produced water treatment apparatus of claim 7, wherein: the cleaning mechanism (6) comprises a reaction tube (62) arranged at one end of the sealing cover (43), one end of the reaction tube (62) is connected with the sleeve (32), a mounting plate (61) is arranged at the bottom of the reaction tube (62), the mounting plate (61) is arranged on the bottom wall of an inner cavity of the supporting frame (1), a plurality of pushing rotary blades (69) distributed in an array are arranged on the outer surface of the supporting rod (42), a plurality of spacing rings (66) are arranged on the inner wall of the reaction tube (62), the spacing rings (66) are arranged between every two pushing rotary blades (69), a foam generator (67) is arranged in the middle of the inner cavity of the reaction tube (62), a plurality of foam outlet tubes (60) are arranged in the foam generator (67), and a medicament tube (65) penetrating the reaction tube (62) is connected to the outer surface of the foam generator (67).
9. The oilfield produced water treatment apparatus of claim 8, wherein: the reaction tube is characterized in that a semi-partition plate (68) is arranged on one side of the inner wall of the reaction tube (62), a water inlet pipe (64) communicated with the inside of the reaction tube is arranged on one side of the outer surface of the reaction tube (62) close to the semi-partition plate (68), a middle shaft frame (63) is sleeved on the outer surface of the supporting rod (42), and the middle shaft frame (63) is connected with the inner wall of the reaction tube (62).
10. A method of using the oilfield produced water treatment apparatus of any one of claims 1-9, comprising the specific steps of:
S1, firstly, soaking the honeycomb balls (9) in one of polyaluminum chloride, polyferric sulfate or polyaluminum silicate when in use, wherein the polyaluminum chloride and the polyferric sulfate are used for gathering suspended matters to form larger particles so as to facilitate filtration and precipitation, the polyaluminum silicate is used for condensing fine suspended matters into larger particles so as to facilitate precipitation and separation, different chemical agents are selected according to the distribution density of the suspended matters in oilfield produced water, when the suspended matters are more, the honeycomb balls (9) are soaked in the polyaluminum chloride and polyferric sulfate solution, when the suspended matters are less, the honeycomb balls (9) are soaked in the polyaluminum silicate solution, and the solution is required to be continuously stirred when the honeycomb balls (9) are soaked in the honeycomb holes in the honeycomb balls (9);
S2, the decontamination component is required to be soaked in one of the chemical agents of the organic solvent and the oxidant, when the oil stain in the oilfield produced water is more, the decontamination component can be soaked in the petroleum ether or the acetone solution, when the oil stain in the oilfield produced water is less, the decontamination component can be soaked in the hydrogen peroxide or the potassium permanganate solution, and when the decontamination component is soaked, the decontamination component is required to be continuously stirred and mixed, so that the chemical solution is completely soaked in the decontamination component;
s3, when the oilfield produced water is treated, the throwing proportion of the decontamination component and the honeycomb ball (9) is 1:3 to 1:5, the throwing proportion of the decontamination component and the honeycomb ball (9) is regulated according to the suspended matters and oil pollution conditions in the oilfield produced water, the regulated throwing proportion of the decontamination component and the honeycomb ball (9) is put into the feeding mechanism (4), the decontamination component and the honeycomb ball (9) enter the feeding mechanism (4) along with the oilfield produced water continuously enter the reaction mechanism (5), the decontamination component and the honeycomb ball (9) also enter the reaction mechanism (5), the arranged decontamination component and the honeycomb ball (9) continuously push towards the direction of the conveying mechanism (3) according to the running track designed in the reaction mechanism (5), the decontamination component and the honeycomb ball (9) move in a spiral state in the reaction mechanism (5), grease in the oilfield produced water can be decomposed, the suspended matters can be condensed by the decontamination component and the honeycomb ball (9), the decontamination component and the honeycomb ball (9) can be adsorbed by the activated carbon component, and the suspended matters can be adsorbed by the honeycomb ball (9) in the multiple filtration track of the oilfield produced by the filtration mechanism, and the suspended matters can be condensed in the filtration track of the suspended matters in the oilfield produced by the honeycomb ball (9;
S4, the decontaminating component and the honeycomb ball (9) adsorb suspended matters and then convey the suspended matters into the conveying mechanism (3), the conveying mechanism (3) continuously pushes the decontaminating component and the honeycomb ball (9) upwards to enter the sonic cleaning tank (2), filtered oilfield produced water is discharged through a water outlet pipe at the bottom of the conveying mechanism (3) and enters the next processing step, the decontaminating component and the honeycomb ball (9) in the sonic cleaning tank (2) need to be subjected to sonic oscillation to remove the suspended matters and impurities in the decontaminating component and the honeycomb ball (9), then the decontaminating component and the honeycomb ball (9) are fished out for cleaning and then reused, and because the decontaminating component and the honeycomb ball (9) are spherical and have more gaps in design structure, grease and the suspended matters in oilfield produced water in the reaction mechanism (5) can be quickly reacted by matching with flocculating agents or organic solvents, the decontaminating component and the honeycomb ball (9) can be reacted in the subsequent adsorbed water, and the decontaminating component and the honeycomb ball (9) can be repeatedly matched with the conveying mechanism (3) and the honeycomb ball (9) to clean the decontaminating component and the honeycomb ball (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410581362.8A CN118221312B (en) | 2024-05-11 | 2024-05-11 | Treatment equipment and method for oilfield produced water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410581362.8A CN118221312B (en) | 2024-05-11 | 2024-05-11 | Treatment equipment and method for oilfield produced water |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN118221312A true CN118221312A (en) | 2024-06-21 |
| CN118221312B CN118221312B (en) | 2024-09-10 |
Family
ID=91509386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410581362.8A Active CN118221312B (en) | 2024-05-11 | 2024-05-11 | Treatment equipment and method for oilfield produced water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118221312B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080023401A1 (en) * | 2004-11-05 | 2008-01-31 | Hitachi, Ltd. | Method for Removing Organic Material in Oilfield Produced Water and a Removal Device Therefor |
| CN111924948A (en) * | 2020-07-07 | 2020-11-13 | 罗菁 | Spore-like water suspended matter capturing sinking ball |
| CN112062210A (en) * | 2020-08-05 | 2020-12-11 | 张国华 | Self-deoiling type water surface oil stain adsorption ball |
| CN115745290A (en) * | 2022-11-25 | 2023-03-07 | 无锡美生医疗器械有限公司 | Mountain spring water reverse osmosis filtering, purifying and disinfecting integrated equipment and method |
-
2024
- 2024-05-11 CN CN202410581362.8A patent/CN118221312B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080023401A1 (en) * | 2004-11-05 | 2008-01-31 | Hitachi, Ltd. | Method for Removing Organic Material in Oilfield Produced Water and a Removal Device Therefor |
| CN111924948A (en) * | 2020-07-07 | 2020-11-13 | 罗菁 | Spore-like water suspended matter capturing sinking ball |
| CN112062210A (en) * | 2020-08-05 | 2020-12-11 | 张国华 | Self-deoiling type water surface oil stain adsorption ball |
| CN115745290A (en) * | 2022-11-25 | 2023-03-07 | 无锡美生医疗器械有限公司 | Mountain spring water reverse osmosis filtering, purifying and disinfecting integrated equipment and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN118221312B (en) | 2024-09-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2006117880A1 (en) | Magnetic separation cleaning apparatus and magnetic separation cleaning method | |
| JP2002273261A (en) | Membrane magnetic separation device | |
| CN113044959B (en) | Efficient biological aerated filter for wastewater treatment and operation method thereof | |
| CN112010469A (en) | Paint slag sewage treatment equipment with automatic cleaning function | |
| CN216005542U (en) | Heavy metal sewage treatment plant | |
| CN112875985B (en) | Solid-liquid separation device for environment-friendly wastewater after enzymolysis and implementation method thereof | |
| WO1996037443A1 (en) | Carrier-separating and water-collecting mechanism of wastewater treatment equipment | |
| CN118221312B (en) | Treatment equipment and method for oilfield produced water | |
| CN111995199A (en) | Gravity rotary sewage treatment device and sewage treatment method | |
| CN108892265B (en) | Domestic sewage multi-stage purification recovery device and purification method thereof | |
| CN111203029A (en) | Livestock and poultry farm wastewater purification treatment system | |
| JP5094151B2 (en) | Solid-liquid separator | |
| JP2012101154A (en) | Sewage cleaning apparatus and sewage cleaning method | |
| CN115124168A (en) | Sewage treatment plant is used in rural area planning | |
| CN113354158A (en) | Nano air-floated water treatment device | |
| CN211813607U (en) | Sewage air-float separation purifier | |
| CN209583891U (en) | A kind of urban river water pollution treatment device | |
| CN112607914A (en) | Novel sewage purification circulation device for bio-pharmaceuticals convenient to water cyclic utilization | |
| CN220827315U (en) | Sewage treatment device based on chemical agent | |
| CN212451097U (en) | Gravity rotary sewage treatment device | |
| CN214244053U (en) | Sewage discharge device with purification performance | |
| CN111603842B (en) | Sewage treatment device | |
| CN211169940U (en) | Ammonia nitrogen removing device for domestic sewage clean water tank | |
| CN213739050U (en) | Oil field fracturing fluid effluent treatment plant | |
| CN221296606U (en) | Thallium device is removed to waste water |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |