CN105541037A - Advanced treatment system for removing mineral oil from industrial wastewater - Google Patents
Advanced treatment system for removing mineral oil from industrial wastewater Download PDFInfo
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- CN105541037A CN105541037A CN201610039044.4A CN201610039044A CN105541037A CN 105541037 A CN105541037 A CN 105541037A CN 201610039044 A CN201610039044 A CN 201610039044A CN 105541037 A CN105541037 A CN 105541037A
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- mineral oil
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- 239000002480 mineral oil Substances 0.000 title claims abstract description 102
- 235000010446 mineral oil Nutrition 0.000 title claims abstract description 101
- 238000011282 treatment Methods 0.000 title claims abstract description 21
- 239000010842 industrial wastewater Substances 0.000 title abstract 2
- 238000001179 sorption measurement Methods 0.000 claims abstract description 51
- 238000006555 catalytic reaction Methods 0.000 claims abstract description 29
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical class O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000000295 fuel oil Substances 0.000 claims abstract description 21
- 238000005273 aeration Methods 0.000 claims abstract description 12
- 239000002351 wastewater Substances 0.000 claims abstract description 11
- 150000001875 compounds Chemical class 0.000 claims description 39
- 239000002699 waste material Substances 0.000 claims description 33
- 238000012986 modification Methods 0.000 claims description 26
- 230000004048 modification Effects 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 22
- 229910001220 stainless steel Inorganic materials 0.000 claims description 20
- 239000010935 stainless steel Substances 0.000 claims description 20
- 238000004062 sedimentation Methods 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 10
- 238000005485 electric heating Methods 0.000 claims description 9
- 239000012530 fluid Substances 0.000 claims description 8
- 239000012528 membrane Substances 0.000 claims description 8
- 239000004964 aerogel Substances 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 6
- 239000011152 fibreglass Substances 0.000 claims description 3
- 238000000746 purification Methods 0.000 claims description 3
- 239000004575 stone Substances 0.000 claims description 3
- 239000000126 substance Substances 0.000 abstract description 10
- 238000003795 desorption Methods 0.000 abstract description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 2
- 230000003197 catalytic effect Effects 0.000 abstract 1
- 238000005188 flotation Methods 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 5
- 238000001311 chemical methods and process Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
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- 201000011510 cancer Diseases 0.000 description 2
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- 231100000419 toxicity Toxicity 0.000 description 2
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- 208000033962 Fontaine progeroid syndrome Diseases 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
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- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
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- 238000013461 design Methods 0.000 description 1
- 210000002249 digestive system Anatomy 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
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- 235000013305 food Nutrition 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000002290 gas chromatography-mass spectrometry Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 201000002364 leukopenia Diseases 0.000 description 1
- 231100001022 leukopenia Toxicity 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002906 microbiologic effect Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
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- 231100000331 toxic Toxicity 0.000 description 1
- 231100000167 toxic agent Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000011269 treatment regimen Methods 0.000 description 1
- 238000004065 wastewater treatment 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
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G11/00—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
- C10G11/02—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils characterised by the catalyst used
-
- 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
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- 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
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- 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
- C02F1/288—Treatment of water, waste water, or sewage by sorption using composite sorbents, e.g. coated, impregnated, multi-layered
-
- 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
-
- 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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/32—Hydrocarbons, e.g. oil
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- 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
-
- 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
- C02F3/02—Aerobic processes
-
- 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
- C02F3/302—Nitrification and denitrification treatment
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention discloses an advanced treatment system for removing mineral oil from industrial wastewater. The advanced treatment system comprises a water-collecting well, a thick grid, a micro bubble flotation mineral oil adsorption device, a mineral oil catalytic heavy and chemical desorption reactor, a primary settling tank, a pH value regulating tank, an aeration nitrification tank, a biological denitrification tank, a secondary settling tank and a water purifying tank. The system disclosed by the invention creatively uses catalysis of Pi-allyl nickel compounds on mineral oil molecules, when the mineral oil in wastewater is adsorbed by modified diatomite and at the temperature of 200 to 250 DEG C, under the catalysis of the Pi-allyl nickel compounds, C-H bonds in the mineral oil molecules are in short breaking, and fast recombined to be C-C bonds or C-H bonds, while the C-H bonds break again, and the C-C bonds are not in breaking again for limited catalysis of the Pi-allyl nickel compounds, so that the mineral oil molecules with shorter carbon chains can be gradually synthesized into heavy oil molecules with longer carbon chains.
Description
Technical field
The present invention relates to a kind of advanced treatment system removing trade effluent mineral oil in fluid, belong to the field of waste water treatment in environment protection.
Background technology
Fast development along with China's economy and the continuous increase to energy demand, the range of application of mineral oil is in continuous expansion, and consumption also increases increasingly.In a large amount of use procedures of crude oil production, processing, transport and various refining oil, due to the restriction of state of the art and treatment technology, a large amount of waste water containing mineral oil, waste residue inevitably enter water body, and the problem of environmental pollution thereupon produced is also more and more serious.The a large amount of existence of mineral oil in water body environment can cause serious harm to water ecosystem, and the quality of water body oil pollution issue handling is directly connected to the sustainable development of natural ecological environment and economy.
Mineral oil generally can enter human body by approach such as breathing, skin contact, the edible foods containing pollutent, can affect the normal function of the multiple organ of human body, cause various diseases.By the areas adjacent of mineral oil stain, child skin alkali drag obviously weakens, leukopenia, anemia rate rise, pulmonary function is affected, the liver of the common people probability that swells is significantly higher than check plot resident, malignant tumour especially alimentary system malignant tumour standardization mortality rate apparently higher than check plot.The concentration of mineral oil investigates the key factor of its toxicity, and its toxic effect of the mineral oil of different components is also different, and with the rising of concentration and the prolongation of open-assembly time, its toxicity strengthens.
After pollutant mineral oil enters water body, under the effect of the factors such as envrionment conditions, its composition and property and existence form all can change to some extent.In general, pollutant mineral oil is mainly present in water with 5 kinds of states such as floating oil, dispersed oil, oil in water emulsion, dissolving oil, oil-solidss.Dissimilar oily(waste)water will adopt different treatment processs, can be divided into 4 kinds both at home and abroad at present: Physical, chemical method, physico-chemical processes and biochemical process containing the treatment technology of mineral oil sewage by handling principle.
(1) Physical:
The emphasis of physical treatment process removes containing the mineral substance in mineral oil sewage and most of suspended solid, wet goods.Comprise the methods such as gravity separation, centrifugation, coarse, filtration, membrane sepn.
(2) chemical method:
Method of chemical treatment is mainly for the treatment of containing can not a part of colloid of independent physical method or biological method removal and dissolved matter in mineral oil sewage, and conventional method has chemical demulsification method, chemical oxidization method etc.
(3) physico-chemical processes:
Physico-chemical processes mainly comprises By Bubble-floating Method, absorption method, electrochemical process, ultrasonic separation method etc., and these methods generally all have the advantage that adaptability is comparatively strong, selectivity is wide.
(4) biochemical process:
Biological chemistry (biochemistry) facture is the biochemical action utilizing microorganism, is simple material, thus toxic substance is converted into non-toxic substance by the organic substance decomposing of complexity, and oily(waste)water is purified.Microorganism can using organism as nutritive substance, and make a wherein part be absorbed into as the organic composition in microbe or be proliferated into new microorganism, rest part can be resolved into simple organic or inorganic material by microbiological oxidation.
Because above-mentioned traditional administering method all exists certain shortcoming, therefore, be necessary to break away from existing Treatment process route, hew out and be separated and process the new way of trade effluent mineral oil, and then develop a kind of trade effluent mineral oil further treatment technique of new type.
Summary of the invention
For solving the deficiencies in the prior art, the invention provides a kind of advanced treatment system removing trade effluent mineral oil in fluid, this system comprises pump well, coarse rack, microvesicle air supporting mineral oil adsorption unit, mineral oil catalysis heavily dissolves and inhale reactor, primary sedimentation basin, pH value equalizing tank, aeration nitrification tank, biological denitrificaion pond, secondary sedimentation basins, water purifying tank, trade effluent wherein containing mineral oil enters pump well by waste line, the outlet of pump well connects coarse rack by waste line, the outlet of coarse rack connects microvesicle air supporting mineral oil adsorption unit by waste line, π in microvesicle air supporting mineral oil adsorption unit-allyl Ni compound modification infusorial earth adsorption film can be captured by stainless steel machinery arm after complete adsorbing mineral oil, and be admitted to mineral oil catalysis and heavily dissolve suction reactor, mineral oil catalysis is heavily dissolved the heavy oil generated in suction reactor and is discharged from heavy oil relief outlet and be recycled, simultaneously, the outlet of microvesicle air supporting mineral oil adsorption unit connects primary sedimentation basin by waste line, the outlet of primary sedimentation basin connects pH value equalizing tank by waste line, the outlet of pH value equalizing tank connects aeration nitrification tank by waste line, the outlet of aeration nitrification tank connects biological denitrificaion pond by waste line, the outlet in biological denitrificaion pond is by waste line connecting secondary settling tank, the outlet of secondary sedimentation basins connects water purifying tank by waste line, purification water outlet after process is arranged outward by waste line by the outlet of water purifying tank, wherein, microvesicle air supporting mineral oil adsorption unit adopts high strength glass fiber reinforced plastic material, 9 ultra-fine bubble generators are housed bottom it, a π-allyl Ni compound modification infusorial earth adsorption film laterally placed can be held on the liquid level of device, its left upper portion is equipped with inlet valve, bottom right side is equipped with flowing water Valve, this device right side wall is inhaled reactor be connected because heavily being dissolved with the mineral oil catalysis of high temperature, therefore be covered with aerogel blanket thermofin, stainless steel machinery arm and ball bearing are equipped with in aerogel blanket thermofin top, wherein, mineral oil catalysis is heavily dissolved suction reactor and is adopted high-strength stainless steel material, 5 electric heating air blast blower fans are housed bottom it, device inside is provided with a set of stainless steel membrane frame, π-allyl Ni compound modification infusorial earth adsorption film that 5 are treated pyroprocessing vertically placed by film frame, and bottom it, right side is provided with heavy oil relief outlet, the trade effluent containing mineral oil tentatively removing Large stone material through coarse rack is inner by the inlet valve access to plant of microvesicle air supporting mineral oil adsorption unit left upper portion, 9 ultra-fine bubble generators are started working, produce the superfine air bubble that diameter is less than 50 μm, the mineral oil molecule that superfine air bubble can be carried secretly in waste water together floats, and make it be adsorbed by the π on liquid level-allyl Ni compound modification infusorial earth adsorption film, π-allyl Ni compound modification infusorial earth the adsorption film of complete adsorbing mineral oil is captured by stainless steel machinery arm, and be vertically placed on mineral oil catalysis and heavily dissolve on the stainless steel membrane frame inhaled in reactor, 5 electric heating air blast blower fans of reactor bottom can produce the high temperature air of 200 ~ 250 DEG C, at this temperature and under the catalysis of π-allyl Ni compound, of short duration fracture can be there is in the c h bond in mineral oil molecule, and be combined into C-C key or c h bond more fast, and c h bond can rupture again, C-C key is then because the katalysis of π-allyl Ni compound is limited and can not rupture again, therefore the shorter mineral oil molecule of carbochain can be made to synthesize the longer heavy oil molecules of carbochain gradually, simultaneously, heavy oil molecules can at high temperature desorb from π-allyl Ni compound modification infusorial earth adsorption film, heavy oil relief outlet after convergence on the right side of reactor bottom is discharged.
The useful volume of its microvesicle air supporting mineral oil adsorption unit is 275m
3, ultra-fine bubble generator can produce the superfine air bubble that diameter is less than 50 μm, and normal working voltage is 20V, and working life is generally 5000h.
It is 330m that the volume inhaling reactor is heavily dissolved in its mineral oil catalysis
3, its electric heating air blast blower fan can produce the warm air of 200 ~ 250 DEG C, and normal working voltage is 380V.
The area of π-allyl Ni compound modification infusorial earth adsorption film is 11.2m
2, the content of π-allyl Ni compound is 17.6g/m
2, the purity of π-allyl Ni compound is 95.2%.
The invention has the advantages that:
(1) native system has broken away from existing trade effluent mineral oil purifying treatment pattern, the creationary technological line that have employed physical means and combine with chemical process, what make full use of the adsorption of modification infusorial earth and π-allyl Ni compound catalyzes and synthesizes effect, make mineral oil in trade effluent by adsorption and enrichment, concurrent GCMS computer reaction, generate available heavy oil, the removal efficiency of its mineral oil reaches 99.5%.
(2) native system utilizes warm air as heating source, and takes the mode be scattered in by π-allyl Ni compound in modification infusorial earth, and what building-up reactions was carried out is more complete, improves reaction efficiency, improves the processing power of whole system.
(3) the modification infusorial earth adsorption film used in native system is regenerated after thermal desorption process, can be reused for the mineral oil in absorption waste water, achieve the recycling of material, greatly reduce running cost.
(4) native system principle is simple, and design and construction cost is lower, and treatment effect is better, and operation expense is very low, is conducive to applying on a large scale.
Accompanying drawing explanation
Fig. 1 is equipment schematic diagram of the present invention.
In figure: suction reactor, 5-primary sedimentation basin, 6-pH value equalizing tank, 7-aeration nitrification tank, 8-biological denitrificaion pond, 9-secondary sedimentation basins, 10-water purifying tank are heavily dissolved in 1-pump well, 2-coarse rack, 3-microvesicle air supporting mineral oil adsorption unit, the catalysis of 4-mineral oil;
Fig. 2 is that the schematic diagram inhaling reactor is heavily dissolved in microvesicle air supporting mineral oil adsorption unit and mineral oil catalysis.
32-ultra-fine bubble generator, 33-superfine air bubble, 34-stainless steel machinery arm, 35-ball bearing, 36-inlet valve, 37-flowing water Valve; 41-aerogel blanket thermofin, 42-π-allyl Ni compound modification infusorial earth adsorption film, 43-stainless steel membrane frame, 44-electric heating air blast blower fan, 45-heavy oil relief outlet.
Embodiment
The advanced treatment system of removal trade effluent mineral oil in fluid as shown in Figure 1, this system comprises pump well 1, coarse rack 2, microvesicle air supporting mineral oil adsorption unit 3, mineral oil catalysis are heavily dissolved and inhaled reactor 4, primary sedimentation basin 5, pH value equalizing tank 6, aeration nitrification tank 7, biological denitrificaion pond 8, secondary sedimentation basins 9, water purifying tank 10, trade effluent wherein containing mineral oil enters pump well 1 by waste line, centralized collection and preliminarily stabilised adjustment is carried out at this, the outlet of pump well 1 connects coarse rack 2 by waste line, the major diameter solid matter in trade effluent is removed at this, the outlet of coarse rack 2 connects microvesicle air supporting mineral oil adsorption unit 3 by waste line, can be captured by stainless steel machinery arm 34 after complete adsorbing mineral oil containing π-allyl Ni compound modification infusorial earth adsorption film 42 in microvesicle air supporting mineral oil adsorption unit 3, and be admitted to mineral oil catalysis heavily dissolve inhale reactor 4, mineral oil catalysis is heavily dissolved the heavy oil inhaling generation in reactor 4 and is discharged from heavy oil relief outlet 45 and be recycled, simultaneously, the outlet of microvesicle air supporting mineral oil adsorption unit 3 connects primary sedimentation basin 5 by waste line, at this, precipitation clarifying treatment is carried out to waste water, the outlet of primary sedimentation basin 5 connects pH value equalizing tank 6 by waste line, at this, pH value of waste water is adjusted to weakly acidic pH, the outlet of pH value equalizing tank 6 connects aeration nitrification tank 7 by waste line, at this by aerobic aeration process, the various nitrogenous substancess in waste water are made all to be converted into nitrate nitrogen, the outlet of aeration nitrification tank 7 connects biological denitrificaion pond 8 by waste line, its effect is by biological activity reaction process, by the nitrate nitrogen decomposition and inversion in waste water, thus removal nitrate nitrogen, the outlet in biological denitrificaion pond 8 is by waste line connecting secondary settling tank 9, at this, residue insoluble substance in waste water is all removed, the outlet of secondary sedimentation basins 9 connects water purifying tank 10 by waste line, purification water outlet after process is arranged outward by waste line by the outlet of water purifying tank 10, wherein, microvesicle air supporting mineral oil adsorption unit 3 adopts high strength glass fiber reinforced plastic material, and useful volume is 275m
3, 9 ultra-fine bubble generators 32 are housed bottom it, can produce the superfine air bubble 33 that diameter is less than 50 μm, can hold a π-allyl Ni compound modification infusorial earth adsorption film 42 laterally placed on the liquid level of device, this adsorption film area is 11.2m
2, the content of π-allyl Ni compound is 17.6g/m
2the purity of π-allyl Ni compound is 95.2%, its left upper portion is equipped with inlet valve 36, bottom right side is equipped with flowing water Valve 37, this device right side wall is inhaled reactor 4 be connected because heavily being dissolved with the mineral oil catalysis of high temperature, therefore being covered with aerogel blanket thermofin 41, stainless steel machinery arm 34 and ball bearing 35 are equipped with in aerogel blanket thermofin 41 top, wherein, mineral oil catalysis is heavily dissolved suction reactor 4 and is adopted high-strength stainless steel material, and volume is 330m
35 electric heating air blast blower fans 44 are housed bottom it, the warm air of 200 ~ 250 DEG C can be produced, device inside is provided with a set of stainless steel membrane frame 43, film frame vertically can be placed π-allyl Ni compound modification infusorial earth adsorption film 42 that 5 are treated pyroprocessing, bottom it, right side is provided with heavy oil relief outlet 45, the trade effluent containing mineral oil tentatively removing Large stone material through coarse rack 2 is inner by inlet valve 36 access to plant of microvesicle air supporting mineral oil adsorption unit 3 left upper portion, 9 ultra-fine bubble generators 32 are started working, produce the superfine air bubble 33 that diameter is less than 50 μm, the mineral oil molecule that superfine air bubble 33 can be carried secretly in waste water together floats, and make it by adsorbing containing π-allyl Ni compound modification infusorial earth adsorption film 42 on liquid level, being captured by stainless steel machinery arm 34 containing π-allyl Ni compound modification infusorial earth adsorption film 42 of complete adsorbing mineral oil, and be vertically placed on mineral oil catalysis and heavily dissolve on the stainless steel membrane frame 43 inhaled in reactor 4, 5 electric heating air blast blower fans 44 of reactor bottom are started working, produce the high temperature air of 200 ~ 250 DEG C, under the catalysis of π-allyl Ni compound, of short duration fracture can be there is in the c h bond in mineral oil molecule, and be combined into C-C key or c h bond more fast, and c h bond can rupture again, C-C key is then because the katalysis of π-allyl Ni compound is limited and can not rupture again, therefore the shorter mineral oil molecule of carbochain can be made to synthesize the longer heavy oil molecules of carbochain gradually.Meanwhile, heavy oil molecules can at high temperature from containing desorb π-allyl Ni compound modification infusorial earth adsorption film 42, and the heavy oil relief outlet 45 after convergence on the right side of reactor bottom is discharged, can by centralized collection and recycling.
By the trade effluent after native system process, its mineral oil removal efficiency can reach 99.5%.
Microvesicle air supporting mineral oil adsorption unit 3, its useful volume is 275m
3, ultra-fine bubble generator 32 can produce the superfine air bubble 33 that diameter is less than 50 μm, and normal working voltage is 20V, and working life is generally 5000h.It is 330m that the volume inhaling reactor 4 is heavily dissolved in mineral oil catalysis
3, wherein can hold 5 π treating pyroprocessing-allyl Ni compound modification infusorial earth adsorption films 42 vertically placed, its electric heating air blast blower fan 44 can produce the warm air of 200 ~ 250 DEG C, and operating voltage is 380V.The area of π-allyl Ni compound modification infusorial earth adsorption film 42 is 11.2m
2, the content of π-allyl Ni compound is 17.6g/m
2, the purity of π-allyl Ni compound is 95.2%.
Claims (4)
1. remove the advanced treatment system of trade effluent mineral oil in fluid for one kind, it is characterized in that, this system comprises pump well, coarse rack, microvesicle air supporting mineral oil adsorption unit, mineral oil catalysis heavily dissolves and inhale reactor, primary sedimentation basin, pH value equalizing tank, aeration nitrification tank, biological denitrificaion pond, secondary sedimentation basins, water purifying tank etc., trade effluent wherein containing mineral oil enters pump well by waste line, the outlet of pump well connects coarse rack by waste line, the outlet of coarse rack connects microvesicle air supporting mineral oil adsorption unit by waste line, π in microvesicle air supporting mineral oil adsorption unit-allyl Ni compound modification infusorial earth adsorption film can be captured by stainless steel machinery arm after complete adsorbing mineral oil, and be admitted to mineral oil catalysis and heavily dissolve suction reactor, mineral oil catalysis is heavily dissolved the heavy oil generated in suction reactor and is discharged from heavy oil relief outlet and be recycled, simultaneously, the outlet of microvesicle air supporting mineral oil adsorption unit connects primary sedimentation basin by waste line, the outlet of primary sedimentation basin connects pH value equalizing tank by waste line, the outlet of pH value equalizing tank connects aeration nitrification tank by waste line, the outlet of aeration nitrification tank connects biological denitrificaion pond by waste line, the outlet in biological denitrificaion pond is by waste line connecting secondary settling tank, the outlet of secondary sedimentation basins connects water purifying tank by waste line, purification water outlet after process is arranged outward by waste line by the outlet of water purifying tank, wherein, microvesicle air supporting mineral oil adsorption unit adopts high strength glass fiber reinforced plastic material, 9 ultra-fine bubble generators are housed bottom it, a π-allyl Ni compound modification infusorial earth adsorption film laterally placed can be held on the liquid level of device, its left upper portion is equipped with inlet valve, bottom right side is equipped with flowing water Valve, this device right side wall is inhaled reactor be connected because heavily being dissolved with the mineral oil catalysis of high temperature, therefore be covered with aerogel blanket thermofin, stainless steel machinery arm and ball bearing are equipped with in aerogel blanket thermofin top, wherein, mineral oil catalysis is heavily dissolved suction reactor and is adopted high-strength stainless steel material, 5 electric heating air blast blower fans are housed bottom it, device inside is provided with a set of stainless steel membrane frame, π-allyl Ni compound modification infusorial earth adsorption film that 5 are treated pyroprocessing vertically placed by film frame, and bottom it, right side is provided with heavy oil relief outlet, the trade effluent containing mineral oil tentatively removing Large stone material through coarse rack is inner by the inlet valve access to plant of microvesicle air supporting mineral oil adsorption unit left upper portion, 9 ultra-fine bubble generators are started working, produce the superfine air bubble that diameter is less than 50 μm, the mineral oil molecule that superfine air bubble can be carried secretly in waste water together floats, and make it be adsorbed by the π on liquid level-allyl Ni compound modification infusorial earth adsorption film, π-allyl Ni compound modification infusorial earth the adsorption film of complete adsorbing mineral oil is captured by stainless steel machinery arm, and be vertically placed on mineral oil catalysis and heavily dissolve on the stainless steel membrane frame inhaled in reactor, 5 electric heating air blast blower fans of reactor bottom can produce the high temperature air of 200 ~ 250 DEG C, at this temperature and under the catalysis of π-allyl Ni compound, of short duration fracture can be there is in the c h bond in mineral oil molecule, and be combined into C-C key or c h bond more fast, and c h bond can rupture again, C-C key is then because the katalysis of π-allyl Ni compound is limited and can not rupture again, therefore the shorter mineral oil molecule of carbochain can be made to synthesize the longer heavy oil molecules of carbochain gradually, simultaneously, heavy oil molecules can at high temperature desorb from π-allyl Ni compound modification infusorial earth adsorption film, heavy oil relief outlet after convergence on the right side of reactor bottom is discharged.
2. the advanced treatment system of removal trade effluent mineral oil in fluid according to claim 1, is characterized in that, microvesicle air supporting mineral oil adsorption unit, its useful volume is 275m
3, ultra-fine bubble generator can produce the superfine air bubble that diameter is less than 50 μm, and operating voltage is 20V.
3. the advanced treatment system of removal trade effluent mineral oil in fluid according to claim 1, is characterized in that, it is 330m that the volume inhaling reactor is heavily dissolved in mineral oil catalysis
3.
4. the advanced treatment system of removal trade effluent mineral oil in fluid according to claim 1, is characterized in that, the area of π-allyl Ni compound modification infusorial earth adsorption film is 11.2m
2, the content of π-allyl Ni compound is 17.6g/m
2, the purity of π-allyl Ni compound is 95.2%.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710862918.0A CN107459220B (en) | 2016-01-21 | 2016-01-21 | A kind of processing system for removing waste water mineral oil in fluid |
| CN201710862913.8A CN107522361B (en) | 2016-01-21 | 2016-01-21 | A kind of advanced treatment system removing waste water mineral oil in fluid |
| CN201710862904.9A CN107555716B (en) | 2016-01-21 | 2016-01-21 | A kind of advanced treatment system removing waste water mineral oil in fluid |
| CN201610039044.4A CN105541037B (en) | 2016-01-21 | 2016-01-21 | A kind of advanced treatment system for removing industrial wastewater mineral oil in fluid |
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| CN201710862904.9A Division CN107555716B (en) | 2016-01-21 | 2016-01-21 | A kind of advanced treatment system removing waste water mineral oil in fluid |
| CN201710862913.8A Division CN107522361B (en) | 2016-01-21 | 2016-01-21 | A kind of advanced treatment system removing waste water mineral oil in fluid |
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| CN201710862918.0A Expired - Fee Related CN107459220B (en) | 2016-01-21 | 2016-01-21 | A kind of processing system for removing waste water mineral oil in fluid |
| CN201710862913.8A Active CN107522361B (en) | 2016-01-21 | 2016-01-21 | A kind of advanced treatment system removing waste water mineral oil in fluid |
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| CN107572690A (en) * | 2017-08-31 | 2018-01-12 | 新奥环保技术有限公司 | A kind of mineral waste oil treatment process |
| CN109843089A (en) * | 2016-07-22 | 2019-06-04 | 南佛罗里达大学 | For recovery of nutrient element and the system and method used |
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| CN105541037B (en) * | 2016-01-21 | 2017-12-08 | 浙江绿保再生资源科技有限公司 | A kind of advanced treatment system for removing industrial wastewater mineral oil in fluid |
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| KR100453199B1 (en) * | 2003-05-30 | 2004-10-15 | 백순기 | Device for purifying water in lake by functional ceramics and method therefor |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107459220B (en) | 2018-06-26 |
| CN107555716B (en) | 2019-06-18 |
| CN105541037B (en) | 2017-12-08 |
| CN107555716A (en) | 2018-01-09 |
| CN107522361B (en) | 2019-07-12 |
| CN107522361A (en) | 2017-12-29 |
| CN107459220A (en) | 2017-12-12 |
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