CN106186584A - A kind of device and method processing oil-containing waste water for ship - Google Patents

A kind of device and method processing oil-containing waste water for ship Download PDF

Info

Publication number
CN106186584A
CN106186584A CN201610794665.3A CN201610794665A CN106186584A CN 106186584 A CN106186584 A CN 106186584A CN 201610794665 A CN201610794665 A CN 201610794665A CN 106186584 A CN106186584 A CN 106186584A
Authority
CN
China
Prior art keywords
waste water
ship
enters
oil
containing waste
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.)
Pending
Application number
CN201610794665.3A
Other languages
Chinese (zh)
Inventor
朱丽楠
刘琪
陈秋
王鹤璇
米海蓉
施悦
王春丽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Harbin Engineering University
Original Assignee
Harbin Engineering University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Harbin Engineering University filed Critical Harbin Engineering University
Priority to CN201610794665.3A priority Critical patent/CN106186584A/en
Publication of CN106186584A publication Critical patent/CN106186584A/en
Pending legal-status Critical Current

Links

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
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • 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
    • C02F1/30—Treatment of water, waste water, or sewage by irradiation
    • C02F1/302—Treatment of water, waste water, or sewage by irradiation with microwaves
    • 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
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • 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
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • 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
    • C02F2001/007—Processes including a sedimentation step
    • 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
    • C02F2103/008—Originating from marine vessels, ships and boats, e.g. bilge water or ballast water
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/16—Regeneration of sorbents, filters
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/30—Aerobic and anaerobic processes
    • C02F3/301—Aerobic and anaerobic treatment in the same reactor

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)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Abstract

The present invention is to provide a kind of device and method processing oil-containing waste water for ship.Oil-containing waste water for ship enters grid, subsequently into sedimentation tank, silt is collected by dirt-collecting bucket, oily waste water enters breaking device, add microwave demulsifying after demulsifier stirs to process, enter back into the adsorption system equipped with CNT sponge, oils in CNT sponge first passes through an extruding recovery part, remainder is reclaimed by organic solvent eluting, oily waste water through adsorption system enters in regulating reservoir and enters biochemical treatment system after regulation pH, and biochemical treatment system uses (A/O)3MBR technique, finally entering film separation unit, the method that mud is dried after-combustion by extruding processes.It is big that the present invention has treating capacity for boats and ships and other oily waste waters, and treatment effeciency is high, cost-effective, the convenient feature of operational management, and achieves the recycling of oils, reaches the purpose of recycling treatment.

Description

A kind of device and method processing oil-containing waste water for ship
Technical field
The present invention relates to a kind of oily waste water high efficient resourcing processing means, the present invention also relates to a kind of oily waste water High efficient resourcing processing method.
Background technology
The source of oily waste water is very wide, and it is mainly derived from oil exploitation, transports, smelts, the cleaning of railway locomotive, steamer Bilge-water, car wash trade discharges, metallurgy, steel plant, Wastewater from cold rolling, and machine cut is processed, and dining food processing etc..Oil-containing The pollution range of waste water is extensive, its not only polluted-water, also can contaminated soil, air.After oily waste water enters water body, water body meeting Turning black smelly, and water surface can produce the oil film that thick layer is thick, it stops that the oxygen in air enters water body, causes big Amount water plant is dead.During marine transportation, Oil spills accident can occur often, cause marine pollution, cause seabed micro- Biological Large Scale Death.Some oily waste waters that the petroleum refining industry of some lands, oil recovery factory produce, by leaking into soil In earth, make soil respiration pore blocked, thus affect the character of soil, be unfavorable for the growth of crops.The decomposition meeting of oils Producing the noxious substance such as benzopyrene and other polycyclic aromatic hydrocarbon, on the one hand biology can be occurred directly to poison work by these catabolites With；On the other hand, when the water containing micro oil is used for cultivating or irrigating, it is enriched with by bio-absorbable, enters people by food chain Body, is detrimental to health.
Oil-containing waste water for ship is various in mainly including the sanitary sewage containing cleaning agent, foaming agent etc. on ship and cabin Spilling when pump, valve and pipeline oil spill and water, the lubricating oil that machine spills in the running, main auxiliary machine fuel oil and oiling The oily water etc. produced when oil, plant equipment and cabin iron plate are scrubbed mixes the oil-polluted water of formation.It is a water Mixture with various oil.If these oil-containing waste water for ships can not process in time, the volume of vessel sewage storage cabinet can be increased. If these oil-polluted waters can not effectively process and directly discharge, meeting Marine Pollution and river environment, make aquatile resistance Declining, yield reduces, even dead.
Prior art related to the present invention includes: disclosed in the patent document of Publication No. CN 103771561 A " method of a kind of CNT sponge cleaning greasy dirt "；Disclosed in the patent document of Publication No. CN 105198039 A " utilize the method that the automatically controlled technology of reservoir sweep of CNT sponge reclaims greasy dirt "；The patent document of Publication No. CN 203498127 U Disclosed in " a kind of centrifugal microwave combined breaking device "；" environmental science " (2,008 29 (4): 937～941 Lv Juan, Chen Yinguang, In Gu Guowei) " (AO) of publication3SBR denitrogenation dephosphorizing experimental study " etc..
Summary of the invention
It is an object of the invention to provide a kind of use and operational management is convenient, high treating effect, it is possible to realize oils and return Receive and the device processing oil-containing waste water for ship of recycling.The present invention also aims to provide a kind of and process boats and ships oil-containing The method of waste water.
The device processing oil-containing waste water for ship of the present invention is:
Oil-containing waste water for ship enters grid by collecting, subsequently into sedimentation tank, enters back into breaking device, described broken Breast dress centers microwave generator, drug feeding device and agitating device, connects the absorption equipped with CNT sponge after breaking device System, the oily waste water going out adsorption system is adjusted pond entrance biochemical treatment system, and described biochemical treatment system includes stirring dress Put, aerator and film separation unit.
The thickness 1-5mm of CNT sponge, adsorption system is depended on by the layered carbon nano pipe sponge that multiple thickness are 1-5mm Secondary it is arranged to make up.
The method processing oil-containing waste water for ship of the present invention is:
Oil-containing waste water for ship enters grid by collecting and removes suspension or floating thing, goes to desilt subsequently into sedimentation tank Sand, silt collected by dirt-collecting bucket, and oily waste water enters breaking device, adds after demulsifier stirs by drug feeding device Microwave demulsifying processes, and enters back into the adsorption system equipped with CNT sponge and removes the oils in oily waste water, CNT sea Oils in silk floss first passes through an extruding recovery part, remainder is reclaimed by organic solvent eluting, containing through adsorption system Oil waste water enters after regulating pH in regulating reservoir and enters biochemical treatment system, and biochemical treatment system uses (A/O)3-MBR technique, Rear entrance film separation unit, oily sludge and the excess sludge of biochemical treatment generation that oily waste water precipitation produces pass through extruding stem The method of dry after-combustion processes.
The method processing oil-containing waste water for ship of the present invention can also include:
1, described microwave demulsifying processes and includes: add microwave treatment after demulsifier stirs by drug feeding device, described broken Emulsion be calcium chloride, magnesium chloride, sodium chloride, calcium sulfate, magnesium sulfate, Alumen, aluminium polychlorid, activated silicic acid, polypropylene phthalein amine, Ferrous sulfate, ferric chloride or magnesium Alumina, the frequency of microwave generator is 915MHz or 2450MHz, power is 0.1-10KW, spoke The time of penetrating is 0.5-10min.
2, described CNT sponge uses chemical vapour deposition technique to prepare, and acetylene or ethylene are carbon source, inside sponge Direct precipitation amorphous carbon, it is thus achieved that the hyperelastic CNT sponge that amorphous carbon is uniformly coated with；Use coupling agent to CNT It is modified that sponge carries out lipophile, and coupling agent is the one in silane coupler, titanate coupling agent or aluminate coupling agent；With different Propanol dissolves coupling agent as lytic agent, and the addition of coupling agent is 5-25%.
3, oily waste water enters from the top of adsorption system, utilizes gravity to pass through CNT sponge and removes oils.
4, the eluant of organic solvent eluting is ethanol, CCl4, petroleum ether, gasoline, benzene or toluene, after eluting oils, carbon is received Mitron sponge is through recycling after drying.
5, remove organic solvent by the part of organic solvent eluting by the method for distillation and reclaim oils.
6, described (A/O)3-MBR technique specifically includes: regulation pH is the oily waste water of 6.5-7.5, enters three grades of A/O anti- Answer district, experience anaerobic-aerobic-anaerobic-aerobic-anaerobic-aerobic process, finally enter film separation unit.
The invention provides a kind of use and operational management is convenient, high treating effect, it is possible to realize oil recovery and resource Change the treating method and apparatus of the oil-containing waste water for ship utilized.Oil-containing waste water for ship utilizes carbon nanometer by after microwave-assisted breakdown of emulsion Elasticity that pipe sponge is stronger and oil absorption, then realize the recovery of oils by extruding by the method for organic solvent eluting.Carbon Nanotube sponge is utilized by dried Posterior circle, and the oily waste water adsorbed by CNT sponge passes through (A/O)3-MBR Discharging after technique biochemical treatment, oily sludge and the excess sludge of biochemical treatment generation that oil-containing waste water for ship precipitation produces pass through Extruding is dried the method for after-combustion and processes.Present invention achieves innoxious, the recycling treatment of vessel oily water and oils Reclaim, be also applied for the recycling treatment of the oil-polluted water in other sources.
The main feature of the present invention is embodied in:
1. oil-containing waste water for ship enters grid by collecting, removes bigger suspension or floating thing, subsequently into heavy In pond, shallow lake, removing the silt etc. in oily waste water, enter back into adsorption system after entering breaking device, adsorption system is by CNT Sponge forms, it is possible to the oils in absorption oily waste water, it is achieved resource recycles.
2. the method that breakdown of emulsion uses microwave-assisted breakdown of emulsion, adds microwave treatment after demulsifier stirs by drug feeding device, Demulsifier is calcium chloride, magnesium chloride, sodium chloride, calcium sulfate, magnesium sulfate, Alumen, aluminium polychlorid, activated silicic acid, polypropylene phthalein Amine, ferrous sulfate, ferric chloride, magnesium Alumina etc..The frequency of microwave generator is 915MHz or 2450MHz, and power is 0.1- 10KW, radiated time is 0.5-10min.
3. utilizing chemical vapour deposition technique, acetylene or ethylene is carbon source, at the internal Direct precipitation amorphous carbon of sponge, it is thus achieved that The hyperelastic CNT sponge that amorphous carbon is uniformly coated with.CNT sponge surface and equally distributed multiple carboxyl are with many Individual hydroxyl, is attracted each other by Van der Waals force between the plurality of CNT and forms a self supporting structure, adjacent CNT Between form multiple micropore.Wherein, the weight/mass percentage composition of described carboxyl is 10-20%, the weight/mass percentage composition of described hydroxyl For 5-15%, and the diameter of described micropore is more than 100 microns.
4. with silane coupler, titanate coupling agent or aluminate coupling agent, above-mentioned CNT sponge is carried out lipophile Modification, the hydroxyl generation irreversible chemical reaction contained by the hydroxyl of CNT sponge surface and coupling agent molecule forms ehter bond. The method of coupling agent modified CNT sponge is: dissolve coupling agent with isopropanol as lytic agent, and the addition of coupling agent is 5-25%, then weighs a certain amount of CNT sponge and is placed in coupling agent lysate, electricity consumption under the conditions of 65 DEG C of waters bath with thermostatic control Magnetic stirrer stirring certain time, take out and be dried.
5. more uniform in order to make amorphous carbon be coated with on CNT sponge, the thickness 1-5mm of CNT sponge, inhales Attached system is arranged in order by the layered carbon nano pipe sponge that multiple thickness are 1-5mm and constitutes.Upper from adsorption system of oily waste water Portion enters, and utilizes gravity to pass through CNT sponge and removes oils, determines CNT sea according to the oil content in oily waste water Continuous thickness.
6. the renovation process of CNT sponge: adsorbed the CNT sponge of oils, the method first passing through extruding is gone Except a part of oils, then by organic solvent eluting, eluant includes ethanol, CCl4, petroleum ether, gasoline, benzene, toluene etc. molten Agent.After eluting oils, CNT sponge is through recycling after drying.
7. the method for oil recovery is: first passes through extruded carbon nanotube sponge and collects a part, with organic solvent eluting Part is removed organic solvent by the method for distillation and is reclaimed oils.
8. biochemical treatment: biochemical treatment system uses (A/O)3-MBR technique, the oily waste water through adsorption system enters Regulating pH in regulating reservoir is 6.5-7.5, enters three grades of A/O reaction zones, experiences anaerobism (A1)-aerobic (O1)-anoxia (A2)-aerobic (O2)-anoxia (A3)-aerobic (O3) process, finally enter film separation unit.At Aerobic Pond O1And O2Interior increase biologic packing material, improves Biomass, strengthens system degradable organic pollutant and the ability of denitrogenation dephosphorizing, and biologic packing material is novel plastic fiberfill, aerobic Pond O1And O2In biologic packing material be fixed in rustless steel net cage.Three Aerobic Ponds are respectively adopted different aeration modes, with Excellent aeration mode reaches to save the purpose of aeration energy consumption, makes system more economically change.
9. Treatment of Sludge: oily sludge and the excess sludge of biochemical treatment generation that oily waste water precipitation produces pass through extruding The method of dried burning processes.
Oily waste water typically requires and carries out breakdown of emulsion preprocessing process.Microwave demulsifying is one method fast and efficiently, microwave Produce high frequency magnetic field when radiation, drive polar molecule high speed rotating, thus cause the interfacial film of emulsion to be destroyed, it is achieved oil Water separates.By microwave-assisted demulsifier breakdown of emulsion, it is possible to reduce the dosage of demulsifier, improve breakdown of emulsion efficiency.
CNT sponge has the spies such as excellent electric conductivity, mechanical property, high porosity, low-density, lipophilic-hydrophobic property Property.Spring et al. discovery is permitted in osmanthus, and CNT sponge is self assembly and the CNT skeleton mutually overlapped, and is similar to spongy Pattern, its voidage is up to more than 99%, has ultralight weight, extraordinary elasticity and intensity, has hydrophobic oleophilic oil Etc. feature.Additionally, CNT sponge can elastic deformation to the most variously-shaped and can in air or liquid Repeated Compression to greatly Strain and do not subside.And the CNT sponge being in densification once contacts oil-phase solution and can be expanded to initial shape immediately State.CNT sponge can a variety of solvent of absorption of high selectivity and oil-phase solution can recycle, adsorbed Solvent capacity is 180 times of sponge own wt, and the adsorbance of specific activity charcoal exceeds two orders of magnitude.One piece of globular densification Carbon nano tube sponge swim on the water surface can the oil that is layered on the water surface of rapid adsorption, wherein oil occupied area is sponge 800 times, illustrate that CNT sponge has well at the solution aspect such as environmental problem such as Water quality restoration and large area greasy dirt absorption Application prospect.
(A/O)3-MBR technique, i.e. three grades A/O dual-membrane process, three grades of A/O districts use the mode of interval aeration, make waste water During advancing, experience anaerobism (anoxia)-aerobic environment continually, to reach nitration denitrification purpose continually, make generation Nitrate nitrogen remove in time, prevent its suppress whole nitration reaction carrying out, finally under conditions of without mixed liquor internal reflux reality Existing but efficient removal.It combines membrance separation and biochemical technology, and enhances Biochemical Treatment.The nitrification energy of raising system Power, it is to avoid Mud up-floating, the generation of water quality deterioration phenomenon, in reactor, increase floating stuffing, improve Biomass, strengthen system Degradable organic pollutant and the ability of denitrogenation dephosphorizing, whole device provides a kind of convenient sewage disposal system and excellent Effluent quality.It addition, oxidation of coal aerobic zone and nitrification aerobic zone are respectively adopted different aeration modes, with optimum aeration mode Reach to save the purpose of aeration energy consumption, make system more economically change.
The present invention is directed to the adsorbing material of oily waste water and be difficult to reclaiming and biofilm reactor Nitrogen/Phosphorus Removal not Good shortcoming, uses microwave reinforced demulsification technology, renewable and recovery oils modified carbon nano-tube sponge to absorb and (A/O)3- The integrated technique of MBR, processes oily waste water, it is achieved that the effective, harmlessization of oily waste water processes, and has reclaimed oil simultaneously Class, has reached recycling treatment purpose.
Accompanying drawing explanation
Fig. 1 is the flow chart of the method for the present invention；
Fig. 2 is assembly of the invention schematic diagram.
Detailed description of the invention
Illustrate below and the present invention is described in more detail.
In conjunction with Fig. 2, the device processing oil-containing waste water for ship of the present invention includes: collecting 1, grid 2, sedimentation tank 3, row Dirty pipe 4, microwave generator 5, drug feeding device 6, agitating device 7, adsorption system 8, CNT sponge 9, regulating reservoir 10, agitating device 11, biologic packing material 12, clear water reserviors 13, the first aerator 14, film unit 15, biochemical treatment system 16, drain pipe 17, second exposes Device of air 18.
In conjunction with Fig. 1, the method processing oil-containing waste water for ship of the present invention includes:
1. oil-containing waste water for ship enters grid by collecting, removes bigger suspension or floating thing, subsequently into heavy In pond, shallow lake, removing the silt etc. in oily waste water, enter back into adsorption system after entering breaking device, adsorption system is by CNT Sponge forms, the oils in absorption oil-containing waste water for ship, it is achieved resource recycles.
2. the method that breakdown of emulsion uses microwave-assisted breakdown of emulsion, adds microwave treatment after demulsifier stirs by drug feeding device, Demulsifier is calcium chloride, magnesium chloride, sodium chloride, calcium sulfate, magnesium sulfate, Alumen, aluminium polychlorid, activated silicic acid, polypropylene phthalein One in amine, ferrous sulfate, ferric chloride, magnesium Alumina.The frequency of microwave generator is 915MHz or 2450MHz, and power is 0.1-10KW, radiated time is 0.5-10min.
3. utilizing chemical vapour deposition technique, ethylene is carbon source, at the internal Direct precipitation amorphous carbon of sponge, it is thus achieved that amorphous carbon The uniformly hyperelastic CNT sponge of cladding.CNT sponge surface and equally distributed multiple carboxyl and multiple hydroxyl Base, is attracted each other by Van der Waals force between the plurality of CNT and forms a self supporting structure, between adjacent CNT Forming multiple micropore, wherein, the weight/mass percentage composition of described carboxyl is 10-20%, and the weight/mass percentage composition of described hydroxyl is 5- 15%, and the diameter of described micropore is more than 100 microns.
4. with titanate coupling agent, above-mentioned CNT sponge carried out lipophile modified, the hydroxyl of CNT sponge surface Hydroxyl generation irreversible chemical reaction contained by base and coupling agent molecule forms ehter bond.The side of coupling agent modified CNT sponge Method is: dissolve coupling agent with isopropanol as lytic agent, and the addition of coupling agent is 15%, then weighs a certain amount of carbon nanometer Pipe sponge is placed in coupling agent lysate, uses magnetic stirrer 1 hour under the conditions of 65 DEG C of waters bath with thermostatic control, takes out and is dried.
5. more uniform in order to make amorphous carbon be coated with on CNT sponge, the thickness 1-5mm of CNT sponge, inhales Attached system is arranged in order by the layered carbon nano pipe sponge that multiple thickness are 1-5mm and constitutes.Upper from adsorption system of oily waste water Portion enters, and utilizes gravity to pass through CNT sponge and removes oils, determines CNT sea according to the oil content in oily waste water Continuous thickness.
6. the regeneration of CNT sponge: adsorbed the CNT sponge of oils, the method first passing through extruding removes one Part oils, then by organic solvent eluting, eluant is petroleum ether.After eluting oils, CNT sponge is through dried Recycle.
7. the method for oil recovery is: first passes through extruded carbon nanotube sponge and collects a part, with organic solvent eluting Part is removed organic solvent by the method for distillation and is reclaimed oils.
8. biochemical treatment: biochemical treatment system uses (A/O)3-MBR technique, the oily waste water through adsorption system enters Regulating pH in regulating reservoir is 6.5-7.5, enters three grades of A/O reaction zones, experiences anaerobism (A1)-aerobic (O1)-anoxia (A2)-aerobic (O2)-anoxia (A3)-aerobic (O3) process, finally enter film separation unit.At Aerobic Pond O1And O2Interior increase biologic packing material, improves Biomass, strengthens system degradable organic pollutant and the ability of denitrogenation dephosphorizing, and biologic packing material is plastic optical fibre filler, Aerobic Pond O1 And O2In biologic packing material be fixed in rustless steel net cage.Three Aerobic Ponds are respectively adopted different aeration modes, with optimum Aeration mode reach save aeration energy consumption purpose, make system more economically change.
9. Treatment of Sludge: oily sludge and the mud of biochemical treatment generation that oil-containing waste water for ship precipitation produces pass through extruding The method of dried burning processes.
The present invention uses microwave-assisted demulsifier breakdown of emulsion, improves breakdown of emulsion efficiency.Extra large at CNT with acetylene or ethylene Continuous inside deposition amorphous carbon, the overlapped points between CNT is soldered, forms stable three frame structure, and it is the best to have Superelastic properties.The regeneration of CNT sponge can be realized, it is possible to reduce cost by the method for extruding and volume eluting. With coupling agent, CNT sponge is carried out lipophile modification, further increase the ability of CNT sponge absorption oils. Oil-containing waste water for ship after absorption still contains and is partly dissolved oil, it is impossible to directly discharge, therefore will pass through CNT The oily waste water of sponge is again by (A/O)3-MBR technique biochemical treatment, reaches discharge or reuse after discharge standard.Boats and ships contain Oily sludge and the mud of biochemical treatment generation that oil wastewater sedimentation produces are processed by the method for the dry after-combustion of extruding.This The bright effective, harmlessization achieving oil-containing waste water for ship processes, and has reclaimed oils simultaneously, has reached recycling treatment purpose.It is also suitable Recycling treatment in other oil-polluted waters originated.

Claims (9)

1. process a device for oil-containing waste water for ship, it is characterized in that: oil-containing waste water for ship enters grid by collecting, so Rear entrance sedimentation tank, enters back into breaking device, arranges microwave generator, drug feeding device and agitating device in described breaking device, broken Connecting the adsorption system equipped with CNT sponge after breast device, the oily waste water going out adsorption system is adjusted at pond entrance biochemistry Reason system, described biochemical treatment system includes agitating device, aerator and film separation unit.
The device of process oil-containing waste water for ship the most according to claim 1, is characterized in that: the thickness 1-of CNT sponge 5mm, adsorption system is arranged in order by the layered carbon nano pipe sponge that multiple thickness are 1-5mm and constitutes.
3. the method processing oil-containing waste water for ship, is characterized in that: oil-containing waste water for ship enters grid by collecting Except suspending or floating thing, removing silt subsequently into sedimentation tank, silt is collected by dirt-collecting bucket, and oily waste water enters breakdown of emulsion Device, adds microwave demulsifying after demulsifier stirs by drug feeding device and processes, enter back into the absorption equipped with CNT sponge System removes the oils in oily waste water, and the oils in CNT sponge first passes through an extruding recovery part, remainder leads to Crossing organic solvent eluting to reclaim, the oily waste water through adsorption system enters in regulating reservoir and enters biochemical treatment system after regulation pH System, biochemical treatment system uses (A/O)3-MBR technique, finally enter film separation unit, oily waste water precipitation produce containing greasy dirt The method that the excess sludge that mud and biochemical treatment produce is dried after-combustion by extruding processes.
The method of process oil-containing waste water for ship the most according to claim 3, is characterized in that: described microwave demulsifying processes bag Include: adding microwave treatment after demulsifier stirs by drug feeding device, described demulsifier is calcium chloride, magnesium chloride, sodium chloride, sulfur Acid calcium, magnesium sulfate, Alumen, aluminium polychlorid, activated silicic acid, polypropylene phthalein amine, ferrous sulfate, ferric chloride or magnesium Alumina, micro- The frequency of wave producer is 915MHz or 2450MHz, power is 0.1-10KW, radiated time is 0.5-10min.
The method of process oil-containing waste water for ship the most according to claim 3, is characterized in that: described CNT sponge uses Chemical vapour deposition technique prepares, and acetylene or ethylene are carbon source, at the internal Direct precipitation amorphous carbon of sponge, it is thus achieved that amorphous carbon uniformly wraps The hyperelastic CNT sponge covered；Using coupling agent that CNT sponge carries out lipophile modified, coupling agent is silane One in coupling agent, titanate coupling agent or aluminate coupling agent；Coupling agent, coupling agent is dissolved as lytic agent with isopropanol Addition be 5-25%.
The method of process oil-containing waste water for ship the most according to claim 3, is characterized in that: oily waste water is from adsorption system Top enters, and utilizes gravity to pass through CNT sponge and removes oils.
The method of process oil-containing waste water for ship the most according to claim 3, is characterized in that: the eluant of organic solvent eluting For ethanol, CCl4, petroleum ether, gasoline, benzene or toluene, after eluting oils, CNT sponge is through recycling after drying.
The method of process oil-containing waste water for ship the most according to claim 7, is characterized in that: by the part of organic solvent eluting Remove organic solvent by the method for distillation and reclaim oils.
The method of process oil-containing waste water for ship the most according to claim 3, is characterized in that described (A/O)3-MBR technique is concrete Including: regulation pH is the oily waste water of 6.5-7.5, enters three grades of A/O reaction zones, experience anaerobic-aerobic-anaerobic-aerobic-lack Oxygen-aerobic process, finally enters film separation unit.
CN201610794665.3A 2016-08-31 2016-08-31 A kind of device and method processing oil-containing waste water for ship Pending CN106186584A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610794665.3A CN106186584A (en) 2016-08-31 2016-08-31 A kind of device and method processing oil-containing waste water for ship

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610794665.3A CN106186584A (en) 2016-08-31 2016-08-31 A kind of device and method processing oil-containing waste water for ship

Publications (1)

Publication Number Publication Date
CN106186584A true CN106186584A (en) 2016-12-07

Family

ID=58086314

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610794665.3A Pending CN106186584A (en) 2016-08-31 2016-08-31 A kind of device and method processing oil-containing waste water for ship

Country Status (1)

Country Link
CN (1) CN106186584A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111153512A (en) * 2018-11-08 2020-05-15 中国石油化工股份有限公司 Method and device for treating wastewater containing benzene series and application thereof
CN112047570A (en) * 2020-09-03 2020-12-08 常德鑫芙蓉环保有限公司 Treatment method of oily industrial wastewater
CN113264632A (en) * 2021-04-16 2021-08-17 山东交通学院 Treatment system and process for treating oil stain at bottom of cabin by using bionic fish gills

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103771561A (en) * 2014-02-10 2014-05-07 北京大学 Method for cleaning oil stain by using carbon nanotube sponge
CN104743748A (en) * 2015-03-28 2015-07-01 东华工程科技股份有限公司 High-concentration sewage treatment technology for refinery wastewater

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103771561A (en) * 2014-02-10 2014-05-07 北京大学 Method for cleaning oil stain by using carbon nanotube sponge
CN104743748A (en) * 2015-03-28 2015-07-01 东华工程科技股份有限公司 High-concentration sewage treatment technology for refinery wastewater

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
赵雯琦: ""三维多孔碳纳米管海绵复合材料的可控制备和性能研究"", 《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》 *
高慧敏等: ""甲基三氯硅烷改性密胺海绵吸油材料研究"", 《武汉工程大学学报》 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111153512A (en) * 2018-11-08 2020-05-15 中国石油化工股份有限公司 Method and device for treating wastewater containing benzene series and application thereof
CN112047570A (en) * 2020-09-03 2020-12-08 常德鑫芙蓉环保有限公司 Treatment method of oily industrial wastewater
CN113264632A (en) * 2021-04-16 2021-08-17 山东交通学院 Treatment system and process for treating oil stain at bottom of cabin by using bionic fish gills
CN113264632B (en) * 2021-04-16 2022-12-02 山东交通学院 Treatment system and process for treating oil stain at bottom of cabin by using bionic fish gills

Similar Documents

Publication Publication Date Title
Kundu et al. Treatment and reclamation of hydrocarbon-bearing oily wastewater as a hazardous pollutant by different processes and technologies: a state-of-the-art review
Abuhasel et al. Oily wastewater treatment: Overview of conventional and modern methods, challenges, and future opportunities
Adetunji et al. Treatment of industrial oily wastewater by advanced technologies: a review
Pintor et al. Oil and grease removal from wastewaters: sorption treatment as an alternative to state-of-the-art technologies. A critical review
An et al. Emerging usage of electrocoagulation technology for oil removal from wastewater: a review
Awaleh et al. Waste water treatment in chemical industries: the concept and current technologies
CN100455527C (en) Oil-removing treatment process of oil-containing sludge
US5411665A (en) Methods for reducing and separating emulsions and homogeneous components from contaminated water
Liu et al. Development of advanced oil/water separation technologies to enhance the effectiveness of mechanical oil recovery operations at sea: Potential and challenges
JP5826068B2 (en) Accompanying water treatment method and treatment apparatus
US3264213A (en) Method and apparatus for continuous biological degradation of metabolisable substances
CN101597109B (en) Residue, water and oil separator
CN108557985A (en) A kind of catalytic ozonation stirring reactor and sewage water treatment method
Singh et al. Treatment and recycling of wastewater from oil refinery/petroleum industry
CN106186584A (en) A kind of device and method processing oil-containing waste water for ship
CN107162339A (en) Return flow technique
CN107399871A (en) A kind of Waste Water Treatment of co-oxidation
CN110835209A (en) Centralized treatment method and system for oily sewage of ship
CN106966558A (en) A kind of processing method of saponification water and greasy filth
CN209493455U (en) Highly concentrated oil-bearing wastewater advanced treatment system
CN108892333A (en) A kind of concentration organic wastewater disposal process and system
Samanta et al. Treatment of petroleum hydrocarbon pollutants in water
CN207108764U (en) A kind of processing system of offshore oilfield oil extraction waste water and oil-base mud
CN206308161U (en) A kind of pretreatment unit for processing Integrated Refinery And Petrochemical oily waste water
CN107381981B (en) Treatment method for removing mineral oil in wastewater

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20161207