CN109226211A - Disposed waste processing method - Google Patents
Disposed waste processing method Download PDFInfo
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- CN109226211A CN109226211A CN201811317539.4A CN201811317539A CN109226211A CN 109226211 A CN109226211 A CN 109226211A CN 201811317539 A CN201811317539 A CN 201811317539A CN 109226211 A CN109226211 A CN 109226211A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
-
- 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
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
- C05D9/00—Other inorganic fertilisers
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P39/00—Processes involving microorganisms of different genera in the same process, simultaneously
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P5/00—Preparation of hydrocarbons or halogenated hydrocarbons
- C12P5/02—Preparation of hydrocarbons or halogenated hydrocarbons acyclic
- C12P5/023—Methane
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
Abstract
The present invention provides a kind of disposed waste processing methods, disposed waste filtering is first divided into solid and liquid two parts by the present invention, solid fermentation generates biogas and biogas residue, liquid is divided into oily phase, water phase, solid three parts after inorganic agent is handled, it is oily mutually to recycle (oil recycles), water phase discharges (water recycling) after adsorbent is handled, solid fermentation generates biogas (fuel) and biogas residue (fertilizer), realize the abundant treatment and recycling of disposed waste, environmentally protective, treatment effeciency is high.
Description
Technical field
The present invention relates to environmental technology fields, particularly, are related to a kind of disposed waste processing method.
Background technique
With Process of Urbanization Construction progress faster, increased population, disposed waste yield is sharply increased, and seriously endangers environment, is broken
Bad and influence living environment, and then endanger the health of people.
Disposed waste includes the resource of recoverable, also includes the bad waste recycled and reused, the former can be with
By garbage classification, recycling and reusing, the latter generallys use the method processing of landfill or burning.
But landfill can occupy a large amount of soils, if things go on like this, occupy large amount of land resources, lose more than gain.Landfill is also possible to
Underground water is caused seriously to pollute, is also possible to generate biogas pollution atmosphere as time goes by, adversely affect.As for burning
Method, can generate the pernicious gases such as dioxin, damage human health, also there is very big damage to animals and plants.
Therefore, how harmless treatment is carried out to rubbish, reduces secondary pollution and has become current disposed waste processing
A great problem.In addition, the problem that the current generally existing treatment effeciency of disposed waste processing method is low.Especially rubbish from cooking,
Its main source is family kitchen, dining room and other industries related with food processing, containing high moisture and organic matter,
It is easy to addle, generates stench.
Summary of the invention
It is an object of that present invention to provide a kind of disposed waste processing methods, to solve current garbage disposal not enough environmental protection and place
Manage the technical problems such as low efficiency.
To achieve the above object, the present invention provides a kind of disposed waste processing methods, the specific steps are as follows:
(1) disposed waste filtering is divided into solid and liquid two parts, and the two respectively enters step (2) and step (3)；
(2) solid is crushed to 30mm and ferments hereinafter, microbial bacterial agent is added after mixing with modified coal ash, generates natural pond
Gas, remaining biogas residue are used as fertilizer；
(3) inorganic agent is added into liquid, is sufficiently stirred, forms oily phase, water phase, solid three parts, separation, oil is mutually used for
It recycles, water phase enters step (4), and solid enters step (2)；
(4) adsorbent is added into water phase, is discharged after Static Adsorption processing；
Wherein, the disposed waste is rubbish from cooking, and the inorganic agent is made of the component of following parts by weight: demulsification
100 parts of agent, 30~40 parts of sodium metasilicate, 10~15 parts of anhydrous magnesium sulfate, 10~15 parts of sodium carbonate；
The adsorbent comprises the following components in parts by weight: 1 part of expanded vermiculite, 0.5~0.6 part of dialdehyde starch, and positive silicic acid
3~4 parts of ethyl ester, fatty alcohol ether phosphoesterase 30 .1~0.2 part.Preferably, in step (2), solid and modified coal ash, microorganism
The mass ratio of microbial inoculum is 1:2~3:0.01~0.02.
Preferably, in step (2), the modified coal ash the preparation method is as follows: flyash to be poured into the lemon of 6 times of weight
It in lemon acid-ethanol solution, stirs 3 hours, is centrifuged, wash, it is dry, then pour into 0.15mol/L aqueous sodium hypochlorite solution and impregnate
Processing is centrifuged, washing, it is dry to get.
It is further preferred that the mass volume ratio of citric acid and ethyl alcohol is 1g:11mL in the citric acid-ethanol solution；
Process conditions dry twice are equal are as follows: 45 DEG C drying 9 hours.
Preferably, in step (2), the content of each strain in the microbial bacterial agent are as follows: candida utili bacterium 40~50
Hundred million cfu/g, bacillus subtilis 15~2,000,000,000 cfu/g, lactobacillus fermenti 15~2,000,000,000 cfu/g, Trichoderma harzianum 40~5,000,000,000
Cfu/g, Phanerochaete chrysosporium 15~2,000,000,000 cfu/g, enterococcus faecalis 15~2,000,000,000 cfu/g.
Preferably, in step (2), fermentation condition are as follows: 36~38 DEG C aerobic fermentation 5~6 days, then 30~33 DEG C of anaerobism hair
Ferment 2~3 days.
Preferably, the demulsifier is THIX-P628 demulsifier, is purchased from Yantai Thinking Finechem Technology Co., Ltd..
Preferably, the inorganic agent is to be heated to 40~50 DEG C after mixing each component of formula ratio, stirs 30~45 points
Clock and obtain, i.e., with i.e. use.
Preferably, in step (3), the dosage of the inorganic agent is the 0.5~0.8% of liquid weight, after inorganic agent is added
Stir process 30~40 minutes.
Preferably, in step (3), 1~2 hour realization precipitation and separation is stood.
Preferably, in step (3), oil mutually can collect each fraction, realize separation by distillation or rectifying.
Preferably, the adsorbent the preparation method is as follows: by expanded vermiculite pour into mass concentration 65% to toluene sulphur
In aqueous acid, dialdehyde starch is added while stirring, is heated to 40~50 DEG C, rapidly joins ethyl orthosilicate, then side is stirred
While toluene is slowly added dropwise, until solution becomes gel, gelinite is obtained；By gelinite and fatty alcohol ether phosphate, 2- chloromethane
Yl pyridines, methanol are mixed 12~15 hours, obtain granular solids, distill water washing, it is dry to get.
It is further preferred that the expanded vermiculite be by Crude vermiculite in 450 DEG C heat 220 minutes, natural cooling and obtain.
It is further preferred that the mass ratio of dialdehyde starch, p-methyl benzenesulfonic acid aqueous solution and toluene is 1:8~10:0.8~1；
Gelinite and the mass ratio of 2- chloromethylpyridine, methanol are 1:1.2:4.
It is further preferred that the Con trolling index rapidly joined is to be added to finish in half a minute, the Con trolling index being slowly added dropwise
It is described to operate the formation for facilitating gelinite inner void to be added dropwise in 10~12 minutes, to improve absorption property.
It is further preferred that the drying means of granular solids are as follows: 70~80 DEG C drying 3~4 hours.
Preferably, in step (4), the dosage of adsorbent is the 1~2% of water phase weight, Static Adsorption handle the time be 5~
6 hours.
The invention has the following advantages:
Disposed waste filtering is first divided into solid and liquid two parts by the present invention, and solid fermentation generates biogas and biogas residue, liquid
Body is divided into oily phase, water phase, solid three parts after inorganic agent is handled, and oil mutually recycles (oil recycles), and water phase is through adsorbent
(water recycling) is discharged after processing, solid fermentation generates biogas (fuel) and biogas residue (fertilizer), realizes disposed waste and sufficiently locates
Reason and recycling, environmentally protective, treatment effeciency is high.
The present invention is added microbial bacterial agent after mixing solid with modified coal ash and ferments, after flyash modified processing
Its adsorption site is activated, modified coal ash is filled between molecular solids, is provided enough spaces for microbial fermentation, is mentioned
High fermentation efficiency and quality.
Inorganic agent of the invention is made of demulsifier, sodium metasilicate, anhydrous magnesium sulfate, sodium carbonate etc., in the work of demulsifier
With lower destruction milky liquid, sodium metasilicate absorbs moisture and swelling state is presented, and water insoluble solid is wrapped in wherein to be formed and is stablized
Solid portion, in whipping process, sodium carbonate, anhydrous magnesium sulfate etc. are soluble in water, formed water phase, to realize oily phase, water
Mutually separated with solid.
Adsorbent of the invention includes expanded vermiculite, dialdehyde starch, fatty alcohol ether phosphate, and expanded vermiculite itself has more
Pore structure, after dialdehyde starch, ethyl orthosilicate etc. form gelinite, hole configurations is more abundant, so that adsorbent is with excellent
Absorption property, realize the effect of Adsorption pollutant component, treated that water outlet meets country-level A discharges through Static Adsorption
Standard.
Other than objects, features and advantages described above, there are also other objects, features and advantages by the present invention.
The present invention is further detailed explanation below.
Specific embodiment
The embodiment of the present invention is described in detail below, but the present invention can be limited and be covered according to claim
Multitude of different ways implement.
Embodiment 1:
A kind of disposed waste processing method, the specific steps are as follows:
(1) disposed waste filtering is divided into solid and liquid two parts, and the two respectively enters step (2) and step (3)；
(2) solid is crushed to 30mm and ferments hereinafter, microbial bacterial agent is added after mixing with modified coal ash, generates natural pond
Gas, remaining biogas residue are used as fertilizer；
(3) inorganic agent is added into liquid, is sufficiently stirred, forms oily phase, water phase, solid three parts, separation, oil is mutually used for
It recycles, water phase enters step (4), and solid enters step (2)；
(4) adsorbent is added into water phase, is discharged after Static Adsorption processing；
Wherein, disposed waste is rubbish from cooking, and inorganic agent is made of the component of following parts by weight: 100 parts of demulsifier,
30 parts of sodium metasilicate, 15 parts of anhydrous magnesium sulfate, 10 parts of sodium carbonate；
Adsorbent comprises the following components in parts by weight: 1 part of expanded vermiculite, 0.6 part of dialdehyde starch, and 3 parts of ethyl orthosilicate, rouge
.2 parts of fat alcohol ether phosphoesterase 30.
In step (2), the mass ratio of solid and modified coal ash, microbial bacterial agent is 1:2:0.02.
In step (2), the modified coal ash the preparation method is as follows: flyash to be poured into the citric acid-second of 6 times of weight
It in alcoholic solution, stirs 3 hours, is centrifuged, wash, it is dry, then immersion treatment in 0.15mol/L aqueous sodium hypochlorite solution is poured into, from
The heart, washing, it is dry to get.The mass volume ratio of citric acid and ethyl alcohol is 1g:11mL in citric acid-ethanol solution；It dries twice
Process conditions it is equal are as follows: 45 DEG C drying 9 hours.
In step (2), the content of each strain in the microbial bacterial agent are as follows: 4,000,000,000 cfu/g of candida utili bacterium, withered grass
2,000,000,000 cfu/g of bacillus, 1,500,000,000 cfu/g of lactobacillus fermenti, 5,000,000,000 cfu/g of Trichoderma harzianum, Phanerochaete chrysosporium 1,500,000,000
Cfu/g, 2,000,000,000 cfu/g of enterococcus faecalis.
In step (2), fermentation condition are as follows: 36 DEG C aerobic fermentation 6 days, then 30 DEG C anaerobic fermentation 3 days.
Demulsifier is THIX-P628 demulsifier, is purchased from Yantai Thinking Finechem Technology Co., Ltd..
Inorganic agent is to be heated to 40 DEG C after mixing each component of formula ratio, stirs 45 minutes and obtains, i.e., with i.e. use.
In step (3), the dosage of the inorganic agent is the 0.5% of liquid weight, and stir process 40 is divided after inorganic agent is added
Clock.
In step (3), 1 hour realization precipitation and separation is stood.
In step (3), oil mutually can collect each fraction, realize separation by distillation or rectifying.
Adsorbent the preparation method is as follows: expanded vermiculite is poured into the p-methyl benzenesulfonic acid aqueous solution of mass concentration 65%,
Dialdehyde starch is added while stirring, is heated to 50 DEG C, rapidly joins ethyl orthosilicate, toluene is then slowly added dropwise while stirring,
Until solution becomes gel, gelinite is obtained；Gelinite is mixed with fatty alcohol ether phosphate, 2- chloromethylpyridine, methanol
Stirring 12 hours, obtains granular solids, distills water washing, it is dry to get.Expanded vermiculite is to heat Crude vermiculite in 450 DEG C
220 minutes, natural cooling and obtain.The mass ratio of dialdehyde starch, p-methyl benzenesulfonic acid aqueous solution and toluene is 1:10:0.8；Gelinite
Mass ratio with 2- chloromethylpyridine, methanol is 1:1.2:4.The Con trolling index rapidly joined is to be added to finish in half a minute, is delayed
Slowly the Con trolling index being added dropwise is to be added dropwise in 12 minutes, described to operate the formation for facilitating gelinite inner void, to improve
Absorption property.The drying means of granular solids are as follows: 70 DEG C drying 4 hours.
In step (4), the dosage of adsorbent is the 1% of water phase weight, and the Static Adsorption processing time is 6 hours.
Embodiment 2:
A kind of disposed waste processing method, the specific steps are as follows:
(1) disposed waste filtering is divided into solid and liquid two parts, and the two respectively enters step (2) and step (3)；
(2) solid is crushed to 30mm and ferments hereinafter, microbial bacterial agent is added after mixing with modified coal ash, generates natural pond
Gas, remaining biogas residue are used as fertilizer；
(3) inorganic agent is added into liquid, is sufficiently stirred, forms oily phase, water phase, solid three parts, separation, oil is mutually used for
It recycles, water phase enters step (4), and solid enters step (2)；
(4) adsorbent is added into water phase, is discharged after Static Adsorption processing；
Wherein, disposed waste is rubbish from cooking, and inorganic agent is made of the component of following parts by weight: 100 parts of demulsifier,
40 parts of sodium metasilicate, 10 parts of anhydrous magnesium sulfate, 15 parts of sodium carbonate；
Adsorbent comprises the following components in parts by weight: 1 part of expanded vermiculite, 0.5 part of dialdehyde starch, and 4 parts of ethyl orthosilicate, rouge
.1 parts of fat alcohol ether phosphoesterase 30.
In step (2), the mass ratio of solid and modified coal ash, microbial bacterial agent is 1:3:0.01.
In step (2), the modified coal ash the preparation method is as follows: flyash to be poured into the citric acid-second of 6 times of weight
It in alcoholic solution, stirs 3 hours, is centrifuged, wash, it is dry, then immersion treatment in 0.15mol/L aqueous sodium hypochlorite solution is poured into, from
The heart, washing, it is dry to get.The mass volume ratio of citric acid and ethyl alcohol is 1g:11mL in citric acid-ethanol solution；It dries twice
Process conditions it is equal are as follows: 45 DEG C drying 9 hours.
In step (2), the content of each strain in the microbial bacterial agent are as follows: 5,000,000,000 cfu/g of candida utili bacterium, withered grass
1,500,000,000 cfu/g of bacillus, 2,000,000,000 cfu/g of lactobacillus fermenti, 4,000,000,000 cfu/g of Trichoderma harzianum, Phanerochaete chrysosporium 2,000,000,000
Cfu/g, 1,500,000,000 cfu/g of enterococcus faecalis.
In step (2), fermentation condition are as follows: 38 DEG C aerobic fermentation 5 days, then 33 DEG C anaerobic fermentation 2 days.
Demulsifier is THIX-P628 demulsifier, is purchased from Yantai Thinking Finechem Technology Co., Ltd..
Inorganic agent is to be heated to 50 DEG C after mixing each component of formula ratio, stirs 30 minutes and obtains, i.e., with i.e. use.
In step (3), the dosage of the inorganic agent is the 0.8% of liquid weight, and stir process 30 is divided after inorganic agent is added
Clock.
In step (3), 2 hours realization precipitation and separations are stood.
In step (3), oil mutually can collect each fraction, realize separation by distillation or rectifying.
Adsorbent the preparation method is as follows: expanded vermiculite is poured into the p-methyl benzenesulfonic acid aqueous solution of mass concentration 65%,
Dialdehyde starch is added while stirring, is heated to 40 DEG C, rapidly joins ethyl orthosilicate, toluene is then slowly added dropwise while stirring,
Until solution becomes gel, gelinite is obtained；Gelinite is mixed with fatty alcohol ether phosphate, 2- chloromethylpyridine, methanol
Stirring 15 hours, obtains granular solids, distills water washing, it is dry to get.Expanded vermiculite is to heat Crude vermiculite in 450 DEG C
220 minutes, natural cooling and obtain.The mass ratio of dialdehyde starch, p-methyl benzenesulfonic acid aqueous solution and toluene is 1:8:1；Gelinite with
2- chloromethylpyridine, methanol mass ratio be 1:1.2:4.The Con trolling index rapidly joined is to be added to finish in half a minute, slowly
The Con trolling index of dropwise addition is to be added dropwise in 10 minutes, described to operate the formation for facilitating gelinite inner void, is inhaled with improving
Attached performance.The drying means of granular solids are as follows: 80 DEG C drying 3 hours.
In step (4), the dosage of adsorbent is the 2% of water phase weight, and the Static Adsorption processing time is 5 hours.
Embodiment 3:
A kind of disposed waste processing method, the specific steps are as follows:
(1) disposed waste filtering is divided into solid and liquid two parts, and the two respectively enters step (2) and step (3)；
(2) solid is crushed to 30mm and ferments hereinafter, microbial bacterial agent is added after mixing with modified coal ash, generates natural pond
Gas, remaining biogas residue are used as fertilizer；
(3) inorganic agent is added into liquid, is sufficiently stirred, forms oily phase, water phase, solid three parts, separation, oil is mutually used for
It recycles, water phase enters step (4), and solid enters step (2)；
(4) adsorbent is added into water phase, is discharged after Static Adsorption processing；
Wherein, disposed waste is rubbish from cooking, and inorganic agent is made of the component of following parts by weight: 100 parts of demulsifier,
35 parts of sodium metasilicate, 12 parts of anhydrous magnesium sulfate, 12 parts of sodium carbonate；
Adsorbent comprises the following components in parts by weight: 1 part of expanded vermiculite, 0.55 part of dialdehyde starch, and ethyl orthosilicate 3.5
Part .15 parts of fatty alcohol ether phosphoesterase 30.
In step (2), the mass ratio of solid and modified coal ash, microbial bacterial agent is 1:2.5:0.015.
In step (2), the modified coal ash the preparation method is as follows: flyash to be poured into the citric acid-second of 6 times of weight
It in alcoholic solution, stirs 3 hours, is centrifuged, wash, it is dry, then immersion treatment in 0.15mol/L aqueous sodium hypochlorite solution is poured into, from
The heart, washing, it is dry to get.The mass volume ratio of citric acid and ethyl alcohol is 1g:11mL in citric acid-ethanol solution；It dries twice
Process conditions it is equal are as follows: 45 DEG C drying 9 hours.
In step (2), the content of each strain in the microbial bacterial agent are as follows: 4,500,000,000 cfu/g of candida utili bacterium, withered grass
1,800,000,000 cfu/g of bacillus, 1,800,000,000 cfu/g of lactobacillus fermenti, 4,500,000,000 cfu/g of Trichoderma harzianum, Phanerochaete chrysosporium 1,800,000,000
Cfu/g, 1,800,000,000 cfu/g of enterococcus faecalis.
In step (2), fermentation condition are as follows: 37 DEG C aerobic fermentation 6 days, then 31 DEG C anaerobic fermentation 2 days.
Demulsifier is THIX-P628 demulsifier, is purchased from Yantai Thinking Finechem Technology Co., Ltd..
Inorganic agent is to be heated to 45 DEG C after mixing each component of formula ratio, stirs 40 minutes and obtains, i.e., with i.e. use.
In step (3), the dosage of the inorganic agent is the 0.7% of liquid weight, and stir process 35 is divided after inorganic agent is added
Clock.
In step (3), 2 hours realization precipitation and separations are stood.
In step (3), oil mutually can collect each fraction, realize separation by distillation or rectifying.
Adsorbent the preparation method is as follows: expanded vermiculite is poured into the p-methyl benzenesulfonic acid aqueous solution of mass concentration 65%,
Dialdehyde starch is added while stirring, is heated to 45 DEG C, rapidly joins ethyl orthosilicate, toluene is then slowly added dropwise while stirring,
Until solution becomes gel, gelinite is obtained；Gelinite is mixed with fatty alcohol ether phosphate, 2- chloromethylpyridine, methanol
Stirring 13 hours, obtains granular solids, distills water washing, it is dry to get.Expanded vermiculite is to heat Crude vermiculite in 450 DEG C
220 minutes, natural cooling and obtain.The mass ratio of dialdehyde starch, p-methyl benzenesulfonic acid aqueous solution and toluene is 1:9:0.9；Gelinite
Mass ratio with 2- chloromethylpyridine, methanol is 1:1.2:4.The Con trolling index rapidly joined is to be added to finish in half a minute, is delayed
Slowly the Con trolling index being added dropwise is to be added dropwise in 11 minutes, described to operate the formation for facilitating gelinite inner void, to improve
Absorption property.The drying means of granular solids are as follows: 75 DEG C drying 3 hours.
In step (4), the dosage of adsorbent is the 2% of water phase weight, and the Static Adsorption processing time is 5 hours.
Comparative example 1
A kind of disposed waste processing method, the specific steps are as follows:
(1) disposed waste filtering is divided into solid and liquid two parts, and the two respectively enters step (2) and step (3)；
(2) solid is crushed to 30mm and ferments hereinafter, microbial bacterial agent is added after mixing with flyash, generates biogas,
Remaining biogas residue is used as fertilizer；
(3) inorganic agent is added into liquid, is sufficiently stirred, forms oily phase, water phase, solid three parts, separation, oil is mutually used for
It recycles, water phase enters step (4), and solid enters step (2)；
(4) adsorbent is added into water phase, is discharged after Static Adsorption processing；
Wherein, disposed waste is rubbish from cooking, and inorganic agent is made of the component of following parts by weight: 100 parts of demulsifier,
35 parts of sodium metasilicate, 12 parts of anhydrous magnesium sulfate, 12 parts of sodium carbonate；
Adsorbent comprises the following components in parts by weight: 1 part of expanded vermiculite, 0.55 part of dialdehyde starch, and ethyl orthosilicate 3.5
Part .15 parts of fatty alcohol ether phosphoesterase 30.
In step (2), the mass ratio of solid and flyash, microbial bacterial agent is 1:2.5:0.015.
In step (2), the content of each strain in the microbial bacterial agent are as follows: 4,500,000,000 cfu/g of candida utili bacterium, withered grass
1,800,000,000 cfu/g of bacillus, 1,800,000,000 cfu/g of lactobacillus fermenti, 4,500,000,000 cfu/g of Trichoderma harzianum, Phanerochaete chrysosporium 1,800,000,000
Cfu/g, 1,800,000,000 cfu/g of enterococcus faecalis.
In step (2), fermentation condition are as follows: 37 DEG C aerobic fermentation 6 days, then 31 DEG C anaerobic fermentation 2 days.
Demulsifier is THIX-P628 demulsifier, is purchased from Yantai Thinking Finechem Technology Co., Ltd..
Inorganic agent is to be heated to 45 DEG C after mixing each component of formula ratio, stirs 40 minutes and obtains, i.e., with i.e. use.
In step (3), the dosage of the inorganic agent is the 0.7% of liquid weight, and stir process 35 is divided after inorganic agent is added
Clock.
In step (3), 2 hours realization precipitation and separations are stood.
In step (3), oil mutually can collect each fraction, realize separation by distillation or rectifying.
Adsorbent the preparation method is as follows: expanded vermiculite is poured into the p-methyl benzenesulfonic acid aqueous solution of mass concentration 65%,
Dialdehyde starch is added while stirring, is heated to 45 DEG C, rapidly joins ethyl orthosilicate, toluene is then slowly added dropwise while stirring,
Until solution becomes gel, gelinite is obtained；Gelinite is mixed with fatty alcohol ether phosphate, 2- chloromethylpyridine, methanol
Stirring 13 hours, obtains granular solids, distills water washing, it is dry to get.Expanded vermiculite is to heat Crude vermiculite in 450 DEG C
220 minutes, natural cooling and obtain.The mass ratio of dialdehyde starch, p-methyl benzenesulfonic acid aqueous solution and toluene is 1:9:0.9；Gelinite
Mass ratio with 2- chloromethylpyridine, methanol is 1:1.2:4.The Con trolling index rapidly joined is to be added to finish in half a minute, is delayed
Slowly the Con trolling index being added dropwise is to be added dropwise in 11 minutes, described to operate the formation for facilitating gelinite inner void, to improve
Absorption property.The drying means of granular solids are as follows: 75 DEG C drying 3 hours.
In step (4), the dosage of adsorbent is the 2% of water phase weight, and the Static Adsorption processing time is 5 hours.
Comparative example 2
A kind of disposed waste processing method, the specific steps are as follows:
(1) disposed waste filtering is divided into solid and liquid two parts, and the two respectively enters step (2) and step (3)；
(2) solid is crushed to 30mm and ferments hereinafter, microbial bacterial agent is added after mixing with modified coal ash, generates natural pond
Gas, remaining biogas residue are used as fertilizer；
(3) inorganic agent is added into liquid, is sufficiently stirred, forms oily phase, water phase, solid three parts, separation, oil is mutually used for
It recycles, water phase enters step (4), and solid enters step (2)；
(4) adsorbent is added into water phase, is discharged after Static Adsorption processing；
Wherein, disposed waste is rubbish from cooking, and inorganic agent is made of the component of following parts by weight: 100 parts of demulsifier,
12 parts of anhydrous magnesium sulfate, 12 parts of sodium carbonate；
Adsorbent comprises the following components in parts by weight: 1 part of expanded vermiculite, 0.55 part of dialdehyde starch, and ethyl orthosilicate 3.5
Part .15 parts of fatty alcohol ether phosphoesterase 30.
In step (2), the mass ratio of solid and modified coal ash, microbial bacterial agent is 1:2.5:0.015.
In step (2), the modified coal ash the preparation method is as follows: flyash to be poured into the citric acid-second of 6 times of weight
It in alcoholic solution, stirs 3 hours, is centrifuged, wash, it is dry, then immersion treatment in 0.15mol/L aqueous sodium hypochlorite solution is poured into, from
The heart, washing, it is dry to get.The mass volume ratio of citric acid and ethyl alcohol is 1g:11mL in citric acid-ethanol solution；It dries twice
Process conditions it is equal are as follows: 45 DEG C drying 9 hours.
In step (2), the content of each strain in the microbial bacterial agent are as follows: 4,500,000,000 cfu/g of candida utili bacterium, withered grass
1,800,000,000 cfu/g of bacillus, 1,800,000,000 cfu/g of lactobacillus fermenti, 4,500,000,000 cfu/g of Trichoderma harzianum, Phanerochaete chrysosporium 1,800,000,000
Cfu/g, 1,800,000,000 cfu/g of enterococcus faecalis.
In step (2), fermentation condition are as follows: 37 DEG C aerobic fermentation 6 days, then 31 DEG C anaerobic fermentation 2 days.
Demulsifier is THIX-P628 demulsifier, is purchased from Yantai Thinking Finechem Technology Co., Ltd..
Inorganic agent is to be heated to 45 DEG C after mixing each component of formula ratio, stirs 40 minutes and obtains, i.e., with i.e. use.
In step (3), the dosage of the inorganic agent is the 0.7% of liquid weight, and stir process 35 is divided after inorganic agent is added
Clock.
In step (3), 2 hours realization precipitation and separations are stood.
In step (3), oil mutually can collect each fraction, realize separation by distillation or rectifying.
Adsorbent the preparation method is as follows: expanded vermiculite is poured into the p-methyl benzenesulfonic acid aqueous solution of mass concentration 65%,
Dialdehyde starch is added while stirring, is heated to 45 DEG C, rapidly joins ethyl orthosilicate, toluene is then slowly added dropwise while stirring,
Until solution becomes gel, gelinite is obtained；Gelinite is mixed with fatty alcohol ether phosphate, 2- chloromethylpyridine, methanol
Stirring 13 hours, obtains granular solids, distills water washing, it is dry to get.Expanded vermiculite is to heat Crude vermiculite in 450 DEG C
220 minutes, natural cooling and obtain.The mass ratio of dialdehyde starch, p-methyl benzenesulfonic acid aqueous solution and toluene is 1:9:0.9；Gelinite
Mass ratio with 2- chloromethylpyridine, methanol is 1:1.2:4.The Con trolling index rapidly joined is to be added to finish in half a minute, is delayed
Slowly the Con trolling index being added dropwise is to be added dropwise in 11 minutes, described to operate the formation for facilitating gelinite inner void, to improve
Absorption property.The drying means of granular solids are as follows: 75 DEG C drying 3 hours.
In step (4), the dosage of adsorbent is the 2% of water phase weight, and the Static Adsorption processing time is 5 hours.
Comparative example 3
A kind of disposed waste processing method, the specific steps are as follows:
(1) disposed waste filtering is divided into solid and liquid two parts, and the two respectively enters step (2) and step (3)；
(2) solid is crushed to 30mm and ferments hereinafter, microbial bacterial agent is added after mixing with modified coal ash, generates natural pond
Gas, remaining biogas residue are used as fertilizer；
(3) inorganic agent is added into liquid, is sufficiently stirred, forms oily phase, water phase, solid three parts, separation, oil is mutually used for
It recycles, water phase enters step (4), and solid enters step (2)；
(4) adsorbent is added into water phase, is discharged after Static Adsorption processing；
Wherein, disposed waste is rubbish from cooking, and inorganic agent is made of the component of following parts by weight: 100 parts of demulsifier,
35 parts of sodium metasilicate, 12 parts of anhydrous magnesium sulfate, 12 parts of sodium carbonate；
Adsorbent comprises the following components in parts by weight: 1 part of expanded vermiculite, 3.5 parts of ethyl orthosilicate, and fatty alcohol ether phosphate
0.15 part.
In step (2), the mass ratio of solid and modified coal ash, microbial bacterial agent is 1:2.5:0.015.
In step (2), the modified coal ash the preparation method is as follows: flyash to be poured into the citric acid-second of 6 times of weight
It in alcoholic solution, stirs 3 hours, is centrifuged, wash, it is dry, then immersion treatment in 0.15mol/L aqueous sodium hypochlorite solution is poured into, from
The heart, washing, it is dry to get.The mass volume ratio of citric acid and ethyl alcohol is 1g:11mL in citric acid-ethanol solution；It dries twice
Process conditions it is equal are as follows: 45 DEG C drying 9 hours.
In step (2), the content of each strain in the microbial bacterial agent are as follows: 4,500,000,000 cfu/g of candida utili bacterium, withered grass
1,800,000,000 cfu/g of bacillus, 1,800,000,000 cfu/g of lactobacillus fermenti, 4,500,000,000 cfu/g of Trichoderma harzianum, Phanerochaete chrysosporium 1,800,000,000
Cfu/g, 1,800,000,000 cfu/g of enterococcus faecalis.
In step (2), fermentation condition are as follows: 37 DEG C aerobic fermentation 6 days, then 31 DEG C anaerobic fermentation 2 days.
Demulsifier is THIX-P628 demulsifier, is purchased from Yantai Thinking Finechem Technology Co., Ltd..
Inorganic agent is to be heated to 45 DEG C after mixing each component of formula ratio, stirs 40 minutes and obtains, i.e., with i.e. use.
In step (3), the dosage of the inorganic agent is the 0.7% of liquid weight, and stir process 35 is divided after inorganic agent is added
Clock.
In step (3), 2 hours realization precipitation and separations are stood.
In step (3), oil mutually can collect each fraction, realize separation by distillation or rectifying.
Adsorbent the preparation method is as follows: expanded vermiculite is poured into the p-methyl benzenesulfonic acid aqueous solution of mass concentration 65%,
45 DEG C are heated with stirring to, ethyl orthosilicate is rapidly joined, toluene is then slowly added dropwise while stirring, until solution becomes gel
Shape obtains gelinite；Gelinite and fatty alcohol ether phosphate, 2- chloromethylpyridine, methanol are mixed 13 hours, particle is obtained
Shape solid, distills water washing, it is dry to get.Expanded vermiculite be by Crude vermiculite in 450 DEG C heat 220 minutes, natural cooling and
?.The mass ratio of p-methyl benzenesulfonic acid aqueous solution and toluene is 9:0.9；The mass ratio of gelinite and 2- chloromethylpyridine, methanol is
1:1.2:4.The Con trolling index rapidly joined is to be added to finish in half a minute, and the Con trolling index being slowly added dropwise is to be added dropwise in 11 minutes
It finishes, it is described to operate the formation for facilitating gelinite inner void, to improve absorption property.The drying means of granular solids
Are as follows: 75 DEG C drying 3 hours.
In step (4), the dosage of adsorbent is the 2% of water phase weight, and the Static Adsorption processing time is 5 hours.
Test example
For same a collection of rubbish from cooking, stirring investigates the discarded rubbish of Examples 1 to 3 or comparative example 1~3 to as far as possible uniformly
Rubbish treatment effect, including methane gas producing amount (being measured with every kilogram of disposed waste), methane content of bilogas (volume content), discharge
Effluent quality situation etc., the results are shown in Table 1.
1. disposed waste treatment effect of table compares
As shown in Table 1, methane gas producing amount obtained by Examples 1 to 3 processing method is high, and methane content of bilogas is high, gives off
Water water quality is good, well below country-level emission standard A.The non-modified processing of 1 flyash of comparative example, fermentation efficiency and quality become
Difference；Inorganic agent omits sodium metasilicate in comparative example 2, and the separation of grease solid is insufficient, and the water outlet of subsequent adsorbtion processing step is caused not conform to
Lattice；Adsorbent omits dialdehyde starch in comparative example 3, is discharged unqualified.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. disposed waste processing method, which is characterized in that specific step is as follows:
(1) disposed waste filtering is divided into solid and liquid two parts, and the two respectively enters step (2) and step (3)；
(2) solid is crushed to 30mm and ferments hereinafter, microbial bacterial agent is added after mixing with modified coal ash, generates biogas,
Remaining biogas residue is used as fertilizer；
(3) inorganic agent is added into liquid, is sufficiently stirred, forms oily phase, water phase, solid three parts, separation, oil is mutually for recycling
It utilizes, water phase enters step (4), and solid enters step (2)；
(4) adsorbent is added into water phase, is discharged after Static Adsorption processing；
Wherein, the disposed waste is rubbish from cooking, and the inorganic agent is made of the component of following parts by weight: demulsifier
100 parts, 30~40 parts of sodium metasilicate, 10~15 parts of anhydrous magnesium sulfate, 10~15 parts of sodium carbonate；
The adsorbent comprises the following components in parts by weight: 1 part of expanded vermiculite, 0.5~0.6 part of dialdehyde starch, and ethyl orthosilicate 3
~4 parts, fatty alcohol ether phosphoesterase 30 .1~0.2 part.
2. disposed waste processing method according to claim 1, which is characterized in that in step (2), solid and modified fine coal
Grey, microbial bacterial agent mass ratio is 1:2~3:0.01~0.02.
3. disposed waste processing method according to claim 1, which is characterized in that in step (2), the modified coal ash
The preparation method is as follows: flyash is poured into the citric acid-ethanol solution of 6 times of weight, stir 3 hours, be centrifuged, wash, do
It is dry, then pour into immersion treatment in 0.15mol/L aqueous sodium hypochlorite solution, be centrifuged, washing, it is dry to get.
4. disposed waste processing method according to claim 1, which is characterized in that in step (2), the microbial bacterial agent
In each strain content are as follows: candida utili bacterium 40~5,000,000,000 cfu/g, bacillus subtilis 15~2,000,000,000 cfu/g, acidified milk
Bacillus 15~2,000,000,000 cfu/g, Trichoderma harzianum 40~5,000,000,000 cfu/g, Phanerochaete chrysosporium 15~2,000,000,000 cfu/g, enterococcus faecalis
15~2,000,000,000 cfu/g.
5. disposed waste processing method according to claim 1, which is characterized in that in step (2), fermentation condition are as follows: 36
~38 DEG C aerobic fermentation 5~6 days, then 30~33 DEG C anaerobic fermentation 2~3 days.
6. disposed waste processing method according to claim 1, which is characterized in that the inorganic agent is by each of formula ratio
40~50 DEG C are heated to after component mixing, stirs 30~45 minutes and obtains, i.e., with i.e. use.
7. disposed waste processing method according to claim 1, which is characterized in that in step (3), the use of the inorganic agent
Amount is the 0.5~0.8% of liquid weight, is added after inorganic agent stir process 30~40 minutes.
8. disposed waste processing method according to claim 1, which is characterized in that the preparation method of the adsorbent is such as
Under: expanded vermiculite is poured into the p-methyl benzenesulfonic acid aqueous solution of mass concentration 65%, dialdehyde starch is added while stirring, is heated to
40~50 DEG C, ethyl orthosilicate is rapidly joined, toluene is then slowly added dropwise while stirring, until solution becomes gel, obtained
Gelinite；Gelinite and fatty alcohol ether phosphate, 2- chloromethylpyridine, methanol are mixed 12~15 hours, graininess is obtained
Solid, distills water washing, it is dry to get.
9. disposed waste processing method according to claim 1, which is characterized in that in step (4), the dosage of adsorbent is
The 1~2% of water phase weight, Static Adsorption processing time are 5~6 hours.
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| CN109879543A (en) * | 2019-03-26 | 2019-06-14 | 长沙如洋环保科技有限公司 | Rural area centralization domestic sewage processing method |
| CN112592846A (en) * | 2020-11-24 | 2021-04-02 | 浙江海洋大学 | Process for preparing chemical raw materials by recycling kitchen waste |
| CN114940960A (en) * | 2021-07-08 | 2022-08-26 | 安徽全民环保科技有限公司 | Composite microbial preparation for degrading kitchen waste, preparation method and application thereof |
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