CN105948402A - Preparation method of oily sewage biofermentation treating agent - Google Patents
Preparation method of oily sewage biofermentation treating agent Download PDFInfo
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- 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
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- 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
- C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
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- 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
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- 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
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- 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
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- 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
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
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- 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
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- 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
- C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/06—Nutrients for stimulating the growth of microorganisms
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- 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
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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- 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
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
- C02F3/342—Biological treatment of water, waste water, or sewage characterised by the microorganisms used characterised by the enzymes used
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- 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)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The invention discloses a preparation method of an oily sewage biofermentation treating agent, belonging to the technical field of sewage treating agent preparation. The oily sewage biofermentation treating agent is prepared from saccharomycetes, wood charcoal, humic acid, a biological growth irritant, a biological nutrient, a flocculant, a demulsifier, a bactericide, a deoxidizer, an enzyme, a flotation agent and a foaming agent. The preparation method of the oily sewage biofermentation treating agent comprises the following steps: humic acid preparation, culture fluid preparation, pH value regulation, mixing and the like. The oily sewage biofermentation treating agent has the advantages of no toxicity, high safety, environment friendliness and the like, and does not influence the human health. After the oily sewage biofermentation treating agent is used for treating the oily sewage, the pH value is basically neutral, the SS (suspended sediment) removal rate is up to 99.36-99.41%, the COD (chemical oxygen demand) removal rate is up to 99.33-99.35%, and the oil removal rate is up to 99.29-99.34%.
Description
Technical field
The present invention relates to sewage-treating agent preparing technical field, be specifically related to the preparation method of a kind of oils saprobia fermentation process agent.
Background technology
Oil wastewater has the features such as the water yield is big, variation water quality is very big, oil content high (oil emulsion, dissolubility oil, phospholipid, soap stock), COD are high, suspension content is big, acid strong, complicated component.Current processing method, based on biological treatment, needs to be aided with pretreatment and the physical chemistry advanced treating of necessity simultaneously.Materilization freatment method mainly relies on and adds flocculant, makes oils and fats in water body, suspension polymerization, by the way of precipitation or floating, it is achieved oils and fats, float separate with water body.The flocculant of background technology is mainly polyaluminium salts and iron salt, but in actual water body, oil only has " oil-in-water " or " Water-In-Oil " two kinds of situations with the existence form of water, the flocculant relying on current background technology is difficult to be completely separated, water body color does not has substantially desalination, and its aqueous solution is acid, has certain corrosivity to equipment such as pipelines, and can increase follow-up processing cost.Therefore, research and develop a kind of high efficiency, corrosion-free, environmental protection, the oils sewage fermentation process agent of safety are development trends.
Summary of the invention
The present invention provides the preparation method of a kind of oils saprobia fermentation process agent, to solve existing fermentation process agent process oils sewage weak effect, high in cost of production problem.The oils saprobia fermentation process agent of the present invention has avirulence, the advantage such as safe and environment-friendly, on health without impact；It is thorough that the oils saprobia fermentation process agent of the present invention processes sewage, and the water quality after process is limpid, it is possible to meet emission request, and processing procedure will not produce new rubbish or pollutant.
For solve above technical problem, the present invention by the following technical solutions:
The preparation method of a kind of oils saprobia fermentation process agent, comprises the following steps:
S1: vinegar factory waste liquid is stood clarification, obtain supernatant, then described supernatant being heated to 70-80 DEG C be evaporated concentrating, being concentrated into pH value is 2.5-3.5, stops heating, left at room temperature activation 13-15h, it is subsequently adding ammonium carbonate regulation pH value to 6.2-7.6, it is thus achieved that humic acid solution, humic acid solution is dried to water content≤6% at 85-105 DEG C, cross 100-300 mesh sieve after pulverizing, prepare humic acids；
S2: mixed homogeneously with yeast, biological growth stimulant, biological nutritive agent, water by the humic acids that step S1 prepares, cultivates 6-8h at temperature is 32-35 DEG C, prepares culture fluid；
S3: culture fluid akaline liquid regulation pH step S2 prepared is 6.4-6.6, stirs, prepare oils saprobia fermentation process agent after adding Linesless charcoal, flocculant, demulsifier, antibacterial, oxygen scavenger, enzyme agent, flotation agent, foaming agent mixing.
Further, biological growth stimulant described in step S2 is in units of weight portion, including following raw material: cerous sulfate 2-5 part, aluminum sulfate 8-10 part.
Further, described in step S2, biological nutritive agent is in units of weight portion, including following raw material: sodium gluconate 3-5 part, ethanedioic acid potassium 3-4 part, sodium phosphate 2-3 part.
Further, described in step S3, flocculant is in units of weight portion, including following raw material: zirconium chloride 3-4 part, polyaluminium sulfate 2-3 part, Melanteritum 1-3 part.
Further, described in step S3, demulsifier is in units of weight portion, including following raw material: polyethylene polyamine polyoxyethylene polyoxypropylene ether 3-4 part, secondary octyl phenol polyethenoxy ether 1-2 part, expoxy propane 1-2 part, oxirane 0.5-1 part, sodium hydroxide 0.5-1 part.
Further, described in step S3, antibacterial is in units of weight portion, including following raw material: butanediol 2-4 part, glycerol 1-2 part, hydroquinone 0.5-1 part, three octyl tertiary amine 0.5-1 parts.
Further, described in step S3, oxygen scavenger is in units of weight portion, including following raw material: ammonium bisulfite 2-4 part, sulfur dioxide 1-2 part, hydrazine 0.5-1 part, sodium sulfite 0.5-1 part.
Further, enzyme agent described in step S3 is in units of weight portion, including following raw material: lipase 2-4 part, Triacylglycerol acylhydrolase 0.5-1 part, cellulase 0.5-1 part.
Further, described in step S3, flotation agent is in units of weight portion, including following raw material: alkyl dithiocarbonic acids sodium 1-2 part, thioamides 1-2 part.
Further, described in step S3, foaming agent is in units of weight portion, including following raw material: isomery hexanol or pungent liquor-saturated 1-2 part, phenolic acid mixed fatty alcohol 1-2 part.
The method have the advantages that
(1) inorganic agent of the present invention has avirulence, the advantage such as safe and environment-friendly, on health without impact；
(2) inorganic agent of the present invention processes sewage thoroughly, and the water quality after process is limpid, it is possible to meet emission request, and processing procedure will not produce new rubbish or pollutant；
(3) after oils sewage being processed with the oils saprobia fermentation process agent of the present invention, pH value basically reaches neutrality, SS value is reduced to 0.82-1.16mg/L, reaches 99.36%-99.41% except SS leads, and COD value is reduced to 5.41-6.26mg/L, 99.33-99.35% is reached except COD leads, oil content is reduced to 2.05-2.63mg/L, and oil removal rate reaches 99.29%-99.34%, it is seen that, it is effective that the oils saprobia fermentation process agent of the present invention processes oils sewage, and effluent quality is excellent.
Detailed description of the invention
For ease of being more fully understood that the present invention, being illustrated by following instance, these examples belong to protection scope of the present invention, but are not intended to protection scope of the present invention.
A kind of oils saprobia fermentation process agent, in units of weight portion, including following raw material: yeast 120-180 part, Linesless charcoal 10-30 part, humic acids 10-20 part, biological growth stimulant 10-15 part, biological nutritive agent 8-12 part, flocculant 6-10 part, demulsifier 6-10 part, antibacterial 4-8 part, oxygen scavenger 4-8 part, enzyme agent 3-6 part, flotation agent 2-4 part, foaming agent 2-4 part.
Described biological growth stimulant is in units of weight portion, including following raw material: cerous sulfate 2-5 part, aluminum sulfate 8-10 part.
Described biological nutritive agent is in units of weight portion, including following raw material: sodium gluconate 3-5 part, ethanedioic acid potassium 3-4 part, sodium phosphate 2-3 part.
Described flocculant is in units of weight portion, including following raw material: zirconium chloride 3-4 part, polyaluminium sulfate 2-3 part, Melanteritum 1-3 part.
Described demulsifier is in units of weight portion, including following raw material: polyethylene polyamine polyoxyethylene polyoxypropylene ether 3-4 part, secondary octyl phenol polyethenoxy ether 1-2 part, expoxy propane 1-2 part, oxirane 0.5-1 part, sodium hydroxide 0.5-1 part.
Described antibacterial is in units of weight portion, including following raw material: butanediol 2-4 part, glycerol 1-2 part, hydroquinone 0.5-1 part, three octyl tertiary amine 0.5-1 parts.
Described oxygen scavenger is in units of weight portion, including following raw material: ammonium bisulfite 2-4 part, sulfur dioxide 1-2 part, hydrazine 0.5-1 part, sodium sulfite 0.5-1 part.
Described enzyme agent is in units of weight portion, including following raw material: lipase 2-4 part, Triacylglycerol acylhydrolase 0.5-1 part, cellulase 0.5-1 part.
Described flotation agent is in units of weight portion, including following raw material: alkyl dithiocarbonic acids sodium 1-2 part, thioamides 1-2 part.
Described foaming agent is in units of weight portion, including following raw material: isomery hexanol or pungent liquor-saturated 1-2 part, phenolic acid mixed fatty alcohol 1-2 part.
The present invention also provides for the preparation method of a kind of oils saprobia fermentation process agent, comprises the following steps:
S1: vinegar factory waste liquid is stood clarification, obtain supernatant, then described supernatant being heated to 70-80 DEG C be evaporated concentrating, being concentrated into pH value is 2.5-3.5, stops heating, left at room temperature activation 13-15h, it is subsequently adding ammonium carbonate regulation pH value to 6.2-7.6, it is thus achieved that humic acid solution, humic acid solution is dried to water content≤6% at 85-105 DEG C, cross 100-300 mesh sieve after pulverizing, prepare humic acids；
S2: mixed homogeneously with yeast, biological growth stimulant, biological nutritive agent, water by the humic acids that step S1 prepares, cultivates 6-8h at temperature is 32-35 DEG C, prepares culture fluid；
S3: culture fluid akaline liquid regulation pH step S2 prepared is 6.4-6.6, stirs, prepare oils saprobia fermentation process agent after adding Linesless charcoal, flocculant, demulsifier, antibacterial, oxygen scavenger, enzyme agent, flotation agent, foaming agent mixing.
Below by more specifically embodiment, the present invention will be described.
Embodiment 1
A kind of oils saprobia fermentation process agent, in units of weight portion, including following raw material: 120 parts of yeast, 10 parts of Linesless charcoal, humic acids 10 parts, biological growth stimulant 10 parts, biological nutritive agent 8 parts, flocculant 6 parts, demulsifier 6 parts, antibacterial 4 parts, oxygen scavenger 4 parts, enzyme agent 3 parts, flotation agent 2 parts, foaming agent 2 parts.
Described biological growth stimulant is in units of weight portion, including following raw material: cerous sulfate 2 parts, 8 parts of aluminum sulfate.
Described biological nutritive agent is in units of weight portion, including following raw material: sodium gluconate 3 parts, 3 parts of ethanedioic acid potassium, sodium phosphate 2 parts.
Described flocculant is in units of weight portion, including following raw material: zirconium chloride 3 parts, polyaluminium sulfate 2 parts, Melanteritum 1 part.
Described demulsifier is in units of weight portion, including following raw material: 3 parts of polyethylene polyamine polyoxyethylene polyoxypropylene ether, secondary octyl phenol polyethenoxy ether 1 part, expoxy propane 1 part, 0.5 part of oxirane, sodium hydroxide 0.5 part.
Described antibacterial is in units of weight portion, including following raw material: butanediol 2 parts, glycerol 1 part, hydroquinone 0.5 part, three octyl tertiary amine 0.5 part.
Described oxygen scavenger is in units of weight portion, including following raw material: ammonium bisulfite 2 parts, sulfur dioxide 1 part, hydrazine 0.5 part, sodium sulfite 0.5 part.
Described enzyme agent is in units of weight portion, including following raw material: lipase 2 parts, Triacylglycerol acylhydrolase 0.5 part, cellulase 0.5 part.
Described flotation agent is in units of weight portion, including following raw material: 1 part of alkyl dithiocarbonic acids sodium, thioamides 1 part.
Described foaming agent is in units of weight portion, including following raw material: isomery hexanol or pungent liquor-saturated 1 part, phenolic acid mixed fatty alcohol 1 part.
The preparation method of described oils saprobia fermentation process agent, comprises the following steps:
S1: vinegar factory waste liquid is stood clarification, obtain supernatant, then described supernatant being heated to 70 DEG C be evaporated concentrating, being concentrated into pH value is 2.5, stops heating, left at room temperature activation 13h, be subsequently adding ammonium carbonate regulation pH value to 6.2, it is thus achieved that humic acid solution, humic acid solution is dried at 85 DEG C to water content be 6%, cross 100 mesh sieve after pulverizing, prepare humic acids；
S2: mixed homogeneously with yeast, biological growth stimulant, biological nutritive agent, water by the humic acids that step S1 prepares, cultivates 6h at temperature is 32 DEG C, prepares culture fluid；
S3: culture fluid akaline liquid regulation pH step S2 prepared is 6.4, stirs, prepare oils saprobia fermentation process agent after adding Linesless charcoal, flocculant, demulsifier, antibacterial, oxygen scavenger, enzyme agent, flotation agent, foaming agent mixing.
Embodiment 2
A kind of oils saprobia fermentation process agent, in units of weight portion, including following raw material: 180 parts of yeast, 30 parts of Linesless charcoal, humic acids 20 parts, biological growth stimulant 15 parts, biological nutritive agent 12 parts, flocculant 10 parts, demulsifier 10 parts, antibacterial 8 parts, oxygen scavenger 8 parts, enzyme agent 6 parts, flotation agent 4 parts, foaming agent 4 parts.
Described biological growth stimulant is in units of weight portion, including following raw material: cerous sulfate 2-5 part, aluminum sulfate 8-10 part.
Described biological nutritive agent is in units of weight portion, including following raw material: sodium gluconate 5 parts, 4 parts of ethanedioic acid potassium, sodium phosphate 3 parts.
Described flocculant is in units of weight portion, including following raw material: zirconium chloride 4 parts, polyaluminium sulfate 3 parts, Melanteritum 3 parts.
Described demulsifier is in units of weight portion, including following raw material: 4 parts of polyethylene polyamine polyoxyethylene polyoxypropylene ether, secondary octyl phenol polyethenoxy ether 2 parts, expoxy propane 2 parts, 1 part of oxirane, sodium hydroxide 1 part.
Described antibacterial is in units of weight portion, including following raw material: butanediol 4 parts, glycerol 2 parts, hydroquinone 1 part, three octyl tertiary amine 1 part.
Described oxygen scavenger is in units of weight portion, including following raw material: ammonium bisulfite 4 parts, sulfur dioxide 2 parts, hydrazine 1 part, sodium sulfite 1 part.
Described enzyme agent is in units of weight portion, including following raw material: lipase 4 parts, Triacylglycerol acylhydrolase 1 part, cellulase 1 part.
Described flotation agent is in units of weight portion, including following raw material: 2 parts of alkyl dithiocarbonic acids sodium, thioamides 2 parts.
Described foaming agent is in units of weight portion, including following raw material: isomery hexanol or pungent liquor-saturated 2 parts, phenolic acid mixed fatty alcohol 2 parts.
The preparation method of described oils saprobia fermentation process agent, comprises the following steps:
S1: vinegar factory waste liquid is stood clarification, obtain supernatant, then described supernatant being heated to 80 DEG C be evaporated concentrating, being concentrated into pH value is 3.5, stops heating, left at room temperature activation 15h, be subsequently adding ammonium carbonate regulation pH value to 7.6, it is thus achieved that humic acid solution, humic acid solution is dried at 105 DEG C to water content be 3%, cross 300 mesh sieve after pulverizing, prepare humic acids；
S2: mixed homogeneously with yeast, biological growth stimulant, biological nutritive agent, water by the humic acids that step S1 prepares, cultivates 8h at temperature is 35 DEG C, prepares culture fluid；
S3: culture fluid akaline liquid regulation pH step S2 prepared is 6.6, stirs, prepare oils saprobia fermentation process agent after adding Linesless charcoal, flocculant, demulsifier, antibacterial, oxygen scavenger, enzyme agent, flotation agent, foaming agent mixing.
Embodiment 3
A kind of oils saprobia fermentation process agent, in units of weight portion, including following raw material: 160 parts of yeast, 25 parts of Linesless charcoal, humic acids 18 parts, biological growth stimulant 12 parts, biological nutritive agent 10 parts, flocculant 9 parts, demulsifier 9 parts, antibacterial 6 parts, oxygen scavenger 6 parts, enzyme agent 5 parts, flotation agent 3 parts, foaming agent 3 parts.
Described biological growth stimulant is in units of weight portion, including following raw material: cerous sulfate 3 parts, 9 parts of aluminum sulfate.
Described biological nutritive agent is in units of weight portion, including following raw material: sodium gluconate 4 parts, 4 parts of ethanedioic acid potassium, sodium phosphate 2 parts.
Described flocculant is in units of weight portion, including following raw material: zirconium chloride 4 parts, polyaluminium sulfate 2 parts, Melanteritum 3 parts.
Described demulsifier is in units of weight portion, including following raw material: 3 parts of polyethylene polyamine polyoxyethylene polyoxypropylene ether, secondary octyl phenol polyethenoxy ether 2 parts, expoxy propane 2 parts, 1 part of oxirane, sodium hydroxide 1 part.
Described antibacterial is in units of weight portion, including following raw material: butanediol 3 parts, glycerol 2 parts, hydroquinone 0.5 part, three octyl tertiary amine 0.5 part.
Described oxygen scavenger is in units of weight portion, including following raw material: ammonium bisulfite 3 parts, sulfur dioxide 1 part, hydrazine 1 part, sodium sulfite 1 part.
Described enzyme agent is in units of weight portion, including following raw material: lipase 3 parts, Triacylglycerol acylhydrolase 1 part, cellulase 1 part.
Described flotation agent is in units of weight portion, including following raw material: 2 parts of alkyl dithiocarbonic acids sodium, thioamides 1 part.
Described foaming agent is in units of weight portion, including following raw material: isomery hexanol or pungent liquor-saturated 2 parts, phenolic acid mixed fatty alcohol 1 part.
The preparation method of described oils saprobia fermentation process agent, comprises the following steps:
S1: vinegar factory waste liquid is stood clarification, obtain supernatant, then described supernatant being heated to 75 DEG C be evaporated concentrating, being concentrated into pH value is 3, stops heating, left at room temperature activation 14h, be subsequently adding ammonium carbonate regulation pH value to 6.4, it is thus achieved that humic acid solution, humic acid solution is dried at 95 DEG C to water content be 6%, cross 200 mesh sieve after pulverizing, prepare humic acids；
S2: mixed homogeneously with yeast, biological growth stimulant, biological nutritive agent, water by the humic acids that step S1 prepares, cultivates 7h at temperature is 33 DEG C, prepares culture fluid；
S3: culture fluid akaline liquid regulation pH step S2 prepared is 6.5, stirs, prepare oils saprobia fermentation process agent after adding Linesless charcoal, flocculant, demulsifier, antibacterial, oxygen scavenger, enzyme agent, flotation agent, foaming agent mixing.
The oils saprobia fermentation process agent using the present invention manufactures waste water and carries out processing test oils chemical products, and result is as shown in the table.
| Project | PH value | SS(mg/L) | COD(mg/L) | Oil (mg/L) |
| The former water sample of oils | 7.9 | 181 | 935 | 369 |
| Water sample after embodiment 1 process | 7.1 | 0.82 | 5.41 | 2.05 |
| Water sample after embodiment 2 process | 6.9 | 1.16 | 6.17 | 2.51 |
| Water sample after embodiment 3 process | 7.0 | 1.09 | 6.26 | 2.63 |
As seen from the above table, after oils sewage being processed with oils saprobia fermentation process agent of the present invention, pH value basically reaches neutrality, and SS value is reduced to 0.82-1.16mg/L, reaches 99.36%-99.41% except SS leads, COD value is reduced to 5.41-6.26mg/L, reaching 99.33-99.35% except COD leads, oil content is reduced to 2.05-2.63mg/L, and oil removal rate reaches 99.29%-99.34%, illustrating to use the oils saprobia fermentation process agent of the present invention to process oils sewage effective, effluent quality is excellent.
Above content is it cannot be assumed that the present invention is embodied as being confined to these explanations; for general technical staff of the technical field of the invention; without departing under present inventive concept premise; some simple deduction or replace can also be made, all should be considered as belonging to the scope of patent protection that the present invention is determined by the claims submitted to.
Claims (10)
1. the preparation method of an oils saprobia fermentation process agent, it is characterised in that comprise the following steps:
S1: vinegar factory waste liquid is stood clarification, obtain supernatant, then described supernatant being heated to 70-80 DEG C be evaporated concentrating, being concentrated into pH value is 2.5-3.5, stops heating, left at room temperature activation 13-15h, it is subsequently adding ammonium carbonate regulation pH value to 6.2-7.6, it is thus achieved that humic acid solution, humic acid solution is dried to water content≤6% at 85-105 DEG C, cross 100-300 mesh sieve after pulverizing, prepare humic acids；
S2: mixed homogeneously with yeast, biological growth stimulant, biological nutritive agent, water by the humic acids that step S1 prepares, cultivates 6-8h at temperature is 32-35 DEG C, prepares culture fluid；
S3: culture fluid akaline liquid regulation pH step S2 prepared is 6.4-6.6, stirs, prepare oils saprobia fermentation process agent after adding Linesless charcoal, flocculant, demulsifier, antibacterial, oxygen scavenger, enzyme agent, flotation agent, foaming agent mixing.
The preparation method of oils saprobia fermentation process agent the most according to claim 1, it is characterised in that biological growth stimulant described in step S2 is in units of weight portion, including following raw material: cerous sulfate 2-5 part, aluminum sulfate 8-10 part.
The preparation method of oils saprobia fermentation process agent the most according to claim 1, it is characterised in that described in step S2, biological nutritive agent is in units of weight portion, including following raw material: sodium gluconate 3-5 part, ethanedioic acid potassium 3-4 part, sodium phosphate 2-3 part.
The preparation method of oils saprobia fermentation process agent the most according to claim 1, it is characterised in that described in step S3, flocculant is in units of weight portion, including following raw material: zirconium chloride 3-4 part, polyaluminium sulfate 2-3 part, Melanteritum 1-3 part.
The preparation method of oils saprobia fermentation process agent the most according to claim 1, it is characterized in that, described in step S3, demulsifier is in units of weight portion, including following raw material: polyethylene polyamine polyoxyethylene polyoxypropylene ether 3-4 part, secondary octyl phenol polyethenoxy ether 1-2 part, expoxy propane 1-2 part, oxirane 0.5-1 part, sodium hydroxide 0.5-1 part.
The preparation method of oils saprobia fermentation process agent the most according to claim 1, it is characterized in that, described in step S3, antibacterial is in units of weight portion, including following raw material: butanediol 2-4 part, glycerol 1-2 part, hydroquinone 0.5-1 part, three octyl tertiary amine 0.5-1 parts.
The preparation method of oils saprobia fermentation process agent the most according to claim 1, it is characterized in that, described in step S3, oxygen scavenger is in units of weight portion, including following raw material: ammonium bisulfite 2-4 part, sulfur dioxide 1-2 part, hydrazine 0.5-1 part, sodium sulfite 0.5-1 part.
The preparation method of oils saprobia fermentation process agent the most according to claim 1; it is characterized in that; enzyme agent described in step S3 is in units of weight portion, including following raw material: lipase 2-4 part, Triacylglycerol acylhydrolase 0.5-1 part, cellulase 0.5-1 part.
The preparation method of oils saprobia fermentation process agent the most according to claim 1, it is characterised in that described in step S3, flotation agent is in units of weight portion, including following raw material: alkyl dithiocarbonic acids sodium 1-2 part, thioamides 1-2 part.
The preparation method of oils saprobia fermentation process agent the most according to claim 1, it is characterised in that described in step S3, foaming agent is in units of weight portion, including following raw material: isomery hexanol or pungent liquor-saturated 1-2 part, phenolic acid mixed fatty alcohol 1-2 part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610468546.9A CN105948402A (en) | 2016-06-25 | 2016-06-25 | Preparation method of oily sewage biofermentation treating agent |
Applications Claiming Priority (1)
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