CN109092859B - Household garbage treatment and utilization method - Google Patents
Household garbage treatment and utilization method Download PDFInfo
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- CN109092859B CN109092859B CN201810911275.9A CN201810911275A CN109092859B CN 109092859 B CN109092859 B CN 109092859B CN 201810911275 A CN201810911275 A CN 201810911275A CN 109092859 B CN109092859 B CN 109092859B
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- 238000000034 method Methods 0.000 title claims abstract description 40
- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 34
- 239000010806 kitchen waste Substances 0.000 claims abstract description 136
- 238000003756 stirring Methods 0.000 claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims abstract description 21
- 239000002699 waste material Substances 0.000 claims abstract description 15
- 238000002156 mixing Methods 0.000 claims abstract description 13
- 108090000790 Enzymes Proteins 0.000 claims abstract description 8
- 102000004190 Enzymes Human genes 0.000 claims abstract description 8
- 238000000354 decomposition reaction Methods 0.000 claims abstract description 8
- 238000001035 drying Methods 0.000 claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 238000005507 spraying Methods 0.000 claims abstract description 7
- 230000001954 sterilising effect Effects 0.000 claims abstract description 7
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 3
- 239000000203 mixture Substances 0.000 claims description 18
- 230000008569 process Effects 0.000 claims description 14
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 claims description 12
- 241000589151 Azotobacter Species 0.000 claims description 12
- 244000063299 Bacillus subtilis Species 0.000 claims description 12
- 235000014469 Bacillus subtilis Nutrition 0.000 claims description 12
- 241000894006 Bacteria Species 0.000 claims description 12
- 229910019142 PO4 Inorganic materials 0.000 claims description 12
- 239000003225 biodiesel Substances 0.000 claims description 12
- 210000003608 fece Anatomy 0.000 claims description 12
- 239000000835 fiber Substances 0.000 claims description 12
- 239000000706 filtrate Substances 0.000 claims description 12
- 238000001914 filtration Methods 0.000 claims description 12
- 239000004021 humic acid Substances 0.000 claims description 12
- 239000010871 livestock manure Substances 0.000 claims description 12
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 12
- 239000010452 phosphate Substances 0.000 claims description 12
- 244000144977 poultry Species 0.000 claims description 12
- 239000010802 sludge Substances 0.000 claims description 12
- 230000003381 solubilizing effect Effects 0.000 claims description 12
- 239000000126 substance Substances 0.000 claims description 12
- 239000003337 fertilizer Substances 0.000 claims description 8
- 230000000813 microbial effect Effects 0.000 claims description 8
- 244000005700 microbiome Species 0.000 claims description 7
- 101000925662 Enterobacteria phage PRD1 Endolysin Proteins 0.000 claims description 6
- 238000001704 evaporation Methods 0.000 claims description 6
- 230000003203 everyday effect Effects 0.000 claims description 6
- 239000004519 grease Substances 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 239000002351 wastewater Substances 0.000 abstract 2
- 239000010791 domestic waste Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000005086 pumping Methods 0.000 description 4
- 238000013019 agitation Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- 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 NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F11/00—Other organic fertilisers
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F11/00—Other organic fertilisers
- C05F11/02—Other organic fertilisers from peat, brown coal, and similar vegetable deposits
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F11/00—Other organic fertilisers
- C05F11/08—Organic fertilisers containing added bacterial cultures, mycelia or the like
-
- 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
- C05F17/20—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation using specific microorganisms or substances, e.g. enzymes, for activating or stimulating the treatment
-
- 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
- C05F17/50—Treatments combining two or more different biological or biochemical treatments, e.g. anaerobic and aerobic treatment or vermicomposting and aerobic treatment
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F3/00—Fertilisers from human or animal excrements, e.g. manure
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F5/00—Fertilisers from distillery wastes, molasses, vinasses, sugar plant or similar wastes or residues, e.g. from waste originating from industrial processing of raw material of agricultural origin or derived products thereof
- C05F5/006—Waste from chemical processing of material, e.g. diestillation, roasting, cooking
- C05F5/008—Waste from biochemical processing of material, e.g. fermentation, breweries
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F7/00—Fertilisers from waste water, sewage sludge, sea slime, ooze or similar masses
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F9/00—Fertilisers from household or town refuse
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Biochemistry (AREA)
- Biotechnology (AREA)
- Microbiology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Processing Of Solid Wastes (AREA)
- Tropical Medicine & Parasitology (AREA)
- Botany (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses a method for treating and utilizing household garbage, which comprises the following steps: grabbing the kitchen waste to be treated by using a grabbing mechanism with a magnet, pretreating the kitchen waste, placing the kitchen waste in a sterile sealed environment, extracting air in the environment, then carrying out sterilization treatment at the temperature of 200-300 ℃, placing the treated kitchen waste in a waste treatment pool, adding a base material for treating the kitchen waste in the treatment pool again, then uniformly spraying water containing decomposition enzyme on the surface of the base material, then standing for 72-78h at the temperature of 32-38 ℃, adding the kitchen waste treated in S3 again, standing for 48-54h at the temperature of 50-65 ℃, then mixing and stirring for 60-90min again, and placing the treated kitchen waste in a drying chamber again for drying. The invention can reuse the waste water in different fields, and effectively reduces the influence of the waste water on the environment.
Description
Technical Field
The invention relates to the technical field of garbage treatment, in particular to a household garbage treatment and utilization method.
Background
With the rapid development of social economy, the acceleration of urbanization process and the rapid improvement of the living standard of people in China, the garbage generated in the urban production and living process is rapidly increased, and the conditions of land occupation, environmental pollution and the influence on the health of people by household garbage are more obvious. The increasing of the amount of municipal domestic waste makes the waste treatment more and more difficult, and the problems of environmental pollution and the like caused by the increase gradually draw attention from all social circles. The national places high importance on the environmental protection problem, and the domestic garbage and sewage prevention and treatment work is greatly developed, however, while the urban garbage yield in China is continuously increased, the classification, recovery and treatment capacity of the domestic garbage and the horizontal development are relatively lagged, namely the domestic garbage treatment technology in China is very weak, so the applicability of the domestic garbage treatment technology becomes a very important problem for solving the domestic garbage. The treatment of domestic waste technology selection often becomes a difficult problem of municipal domestic waste treatment. The kitchen waste is an important branch of the household waste, and in the prior art, the kitchen waste is generally treated together with other household waste, so that unnecessary waste is caused, and the influence on the environment is also caused. Therefore, a domestic garbage treatment and utilization method is provided.
Disclosure of Invention
The invention provides a method for treating and utilizing household garbage, which aims to solve the problems in the background technology.
The invention provides a method for treating and utilizing household garbage, which comprises the following steps:
s1: selecting kitchen waste in life, grabbing the kitchen waste to be treated by using a grabbing mechanism with a magnet, wherein the grabbing is carried out in all directions, so that wine bottle caps and plastic bag impurities in the kitchen waste can be removed, and the purity of the kitchen waste can be ensured;
s2: after the preliminary treatment is finished, the kitchen waste is pretreated, and the method comprises the following specific steps:
A. filtering the kitchen waste, wherein the filtering aperture is smaller than 10 mu m, and stirring the kitchen waste in real time so as to filter out liquid in the kitchen waste to form filtrate;
B. evaporating the filtrate at 70-90 deg.C to remove water and obtain oily substance;
C. the oily substance is converted into the biodiesel through the process of producing the biodiesel by an alkaline method, namely the grease in the kitchen waste can be utilized;
s3: placing the kitchen garbage filtered in the step S2 in a sterile sealed environment, extracting air in the environment, then performing sterilization treatment at the temperature of 200-300 ℃ for 3-6min, and taking out the kitchen garbage for later use;
s4: placing the kitchen waste treated in the step S3 in a waste treatment pool, placing the kitchen waste in a dark environment at the temperature of 34-40 ℃ for 3-6 days, and stirring the interior of the treatment pool in real time every day in the process;
s5: after the treatment in S4 is finished, adding the kitchen waste treatment base material into the treatment tank again, wherein the weight ratio of the kitchen waste treatment base material to the kitchen waste is 5: 1, uniformly spraying water containing a decomposition enzyme on the surface of the kitchen waste, standing for 72-78 hours at the temperature of 32-38 ℃, mixing and stirring for 20-40min after the completion, and adding the kitchen waste treated in the S3 into the mixture again, wherein the weight ratio of the kitchen waste to the total amount is 1: 4, standing for 48-54h at the temperature of 50-65 ℃ again, and then mixing and stirring for 60-90min again;
s6: after the completion of the above steps, the treated kitchen waste is placed in the drying chamber again and dried at the temperature of 60-75 ℃, so that fertilizer can be generated, namely, the treatment and utilization of the waste are completed.
Preferably, in S4, before stirring, microbial strains are transferred into the treatment tank, and the amount of the microbial strains is 400-700g/m2。
Preferably, the microorganism strain is a mixture of azotobacter, bacillus subtilis, phosphate solubilizing bacteria and humic acid, and the molar mass ratio of azotobacter to bacillus subtilis to phosphate solubilizing bacteria to humic acid is 1: 1: 1: 4.
preferably, the molar mass ratio of the lytic enzyme to water in S5 is 1: 50.
preferably, the kitchen garbage disposal base material in S5 is specifically a mixture of plant fiber, poultry manure, distiller 'S grains and river bottom sludge, and the mass ratio of the plant fiber, the poultry manure, the distiller' S grains and the river bottom sludge is 4: 2: 0.5: 0.5.
preferably, in S6, the water content in the kitchen waste is reduced to 20% or less.
The method for treating and utilizing the household garbage has the beneficial effects that: the household garbage treatment and utilization method has the advantages that kitchen garbage can be recycled in different fields through classified treatment of the kitchen garbage, the influence of the household garbage on the environment is effectively reduced, the kitchen garbage can be made into fertilizer through adding of a kitchen garbage treatment base material and matching with the kitchen garbage, the requirement of current development is met, the fermentation time can be shortened through using of microbial strains and decomposition enzymes, and the fertilizer efficiency of obtained products is improved.
Detailed Description
The invention is further illustrated by the following examples.
Example 1
The invention provides a method for treating and utilizing household garbage, which comprises the following steps:
s1: selecting kitchen waste in life, grabbing the kitchen waste to be treated by using a grabbing mechanism with a magnet, wherein the grabbing is carried out in all directions, so that wine bottle caps and plastic bag impurities in the kitchen waste can be removed, and the purity of the kitchen waste can be ensured;
s2: after the preliminary treatment is finished, the kitchen waste is pretreated, and the method comprises the following specific steps:
A. filtering the kitchen waste, wherein the filtering aperture is smaller than 10 mu m, and stirring the kitchen waste in real time so as to filter out liquid in the kitchen waste to form filtrate;
B. evaporating the filtrate at 70 deg.C to remove water and obtain oily substance;
C. the oily substance is converted into the biodiesel through the process of producing the biodiesel by an alkaline method, namely the grease in the kitchen waste can be utilized;
s3: placing the kitchen waste filtered in the step S2 in a sterile sealed environment, pumping out air in the environment, then sterilizing at 200 ℃ for 3min, and taking out the kitchen waste for later use;
s4: placing the kitchen waste treated in the step S3 in a waste treatment pool, placing the kitchen waste in a dark environment at 34 ℃ for 3 days, and stirring the interior of the treatment pool in real time every day in the process;
s5: after the treatment in S4 is finished, adding the kitchen waste treatment base material into the treatment tank again, wherein the weight ratio of the kitchen waste treatment base material to the kitchen waste is 5: 1, uniformly spraying water containing a decomposition enzyme on the surface of the kitchen waste, standing for 72 hours at 32 ℃, mixing and stirring for 20 minutes after the completion, and adding the kitchen waste treated in the S3 into the mixture again, wherein the weight ratio of the kitchen waste to the total amount is 1: 4, standing for 48 hours in the environment of 50 ℃, and then mixing and stirring for 60 minutes again;
s6: after the completion of the above steps, the processed kitchen waste is placed in the drying chamber again and dried at 60 ℃, so that fertilizer can be generated, namely, the processing and utilization of the waste are completed.
In S4, before the stirring, microbial cells were transferred into the treatment tank in an amount of 400g/m2。
The microorganism strain is specifically a mixture of azotobacter, bacillus subtilis, phosphate solubilizing bacteria and humic acid, and the molar mass ratio of azotobacter to bacillus subtilis to phosphate solubilizing bacteria to humic acid is 1: 1: 1: 4.
the molar mass ratio of the lytic enzyme to water in S5 was 1: 50.
the kitchen waste treatment base material in the S5 is specifically a mixture of plant fibers, poultry manure, vinasse and river bottom sludge, and the mass ratio of the plant fibers, the poultry manure, the vinasse and the river bottom sludge is 4: 2: 0.5: 0.5.
in S6, the water content in the kitchen waste is reduced to 20% or less.
Example 2
The invention provides a method for treating and utilizing household garbage, which comprises the following steps:
s1: selecting kitchen waste in life, grabbing the kitchen waste to be treated by using a grabbing mechanism with a magnet, wherein the grabbing is carried out in all directions, so that wine bottle caps and plastic bag impurities in the kitchen waste can be removed, and the purity of the kitchen waste can be ensured;
s2: after the preliminary treatment is finished, the kitchen waste is pretreated, and the method comprises the following specific steps:
A. filtering the kitchen waste, wherein the filtering aperture is smaller than 10 mu m, and stirring the kitchen waste in real time so as to filter out liquid in the kitchen waste to form filtrate;
B. evaporating the filtrate at 75 deg.C to remove water and obtain oily substance;
C. the oily substance is converted into the biodiesel through the process of producing the biodiesel by an alkaline method, namely the grease in the kitchen waste can be utilized;
s3: placing the kitchen waste filtered in the step S2 in a sterile sealed environment, pumping out air in the environment, then sterilizing at 240 ℃ for 4min, and taking out the kitchen waste for later use;
s4: placing the kitchen waste treated in the step S3 in a waste treatment pool, placing the kitchen waste in a dark environment at 36 ℃ for 4 days, and stirring the interior of the treatment pool in real time every day in the process;
s5: after the treatment in S4 is finished, adding the kitchen waste treatment base material into the treatment tank again, wherein the weight ratio of the kitchen waste treatment base material to the kitchen waste is 5: 1, uniformly spraying water containing a decomposition enzyme on the surface of the kitchen waste, standing for 74 hours at 34 ℃, mixing and stirring for 25 minutes after the completion, and adding the kitchen waste treated in the S3 into the mixture again, wherein the weight ratio of the kitchen waste to the total amount is 1: 4, standing for 50 hours at the temperature of 55 ℃, and then mixing and stirring for 70 minutes again;
s6: after the completion of the above steps, the treated kitchen waste is placed in the drying chamber again and dried at the temperature of 60-75 ℃, so that fertilizer can be generated, namely, the treatment and utilization of the waste are completed.
In S4, before the agitation, the microbial species should be transferred into the treatment tank in an amount of 500g/m2。
The microorganism strain is specifically a mixture of azotobacter, bacillus subtilis, phosphate solubilizing bacteria and humic acid, and the molar mass ratio of azotobacter to bacillus subtilis to phosphate solubilizing bacteria to humic acid is 1: 1: 1: 4.
the molar mass ratio of the lytic enzyme to water in S5 was 1: 50.
the kitchen waste treatment base material in the S5 is specifically a mixture of plant fibers, poultry manure, vinasse and river bottom sludge, and the mass ratio of the plant fibers, the poultry manure, the vinasse and the river bottom sludge is 4: 2: 0.5: 0.5.
in S6, the water content in the kitchen waste is reduced to 20% or less.
Example 3
The invention provides a method for treating and utilizing household garbage, which comprises the following steps:
s1: selecting kitchen waste in life, grabbing the kitchen waste to be treated by using a grabbing mechanism with a magnet, wherein the grabbing is carried out in all directions, so that wine bottle caps and plastic bag impurities in the kitchen waste can be removed, and the purity of the kitchen waste can be ensured;
s2: after the preliminary treatment is finished, the kitchen waste is pretreated, and the method comprises the following specific steps:
A. filtering the kitchen waste, wherein the filtering aperture is smaller than 10 mu m, and stirring the kitchen waste in real time so as to filter out liquid in the kitchen waste to form filtrate;
B. evaporating the filtrate at 85 deg.C to remove water and obtain oily substance;
C. the oily substance is converted into the biodiesel through the process of producing the biodiesel by an alkaline method, namely the grease in the kitchen waste can be utilized;
s3: placing the kitchen waste filtered in the step S2 in a sterile sealed environment, pumping out air in the environment, then sterilizing at 270 ℃ for 5min, and taking out the kitchen waste for later use;
s4: placing the kitchen waste treated in the step S3 in a waste treatment pool, placing the kitchen waste in a dark environment at 38 ℃ for 5 days, and stirring the interior of the treatment pool in real time every day in the process;
s5: after the treatment in S4 is finished, adding the kitchen waste treatment base material into the treatment tank again, wherein the weight ratio of the kitchen waste treatment base material to the kitchen waste is 5: 1, uniformly spraying water containing a decomposition enzyme on the surface of the kitchen waste, standing for 76h at 36 ℃, mixing and stirring for 35min after finishing, and adding the kitchen waste treated in the S3 into the mixture again, wherein the weight ratio of the kitchen waste to the total amount is 1: 4, standing for 52 hours in the environment of 60 ℃, and then mixing and stirring for 80 minutes again;
s6: after the completion of the above steps, the processed kitchen waste is placed in the drying chamber again and dried at 70 ℃, so that a fertilizer can be generated, that is, the processing and utilization of the waste are completed.
In S4, before the stirring, microbial strains were transferred into the treatment tank in an amount of 600g/m2。
The microorganism strain is specifically a mixture of azotobacter, bacillus subtilis, phosphate solubilizing bacteria and humic acid, and the molar mass ratio of azotobacter to bacillus subtilis to phosphate solubilizing bacteria to humic acid is 1: 1: 1: 4.
the molar mass ratio of the lytic enzyme to water in S5 was 1: 50.
the kitchen waste treatment base material in the S5 is specifically a mixture of plant fibers, poultry manure, vinasse and river bottom sludge, and the mass ratio of the plant fibers, the poultry manure, the vinasse and the river bottom sludge is 4: 2: 0.5: 0.5.
in S6, the water content in the kitchen waste is reduced to 20% or less.
Example 4
The invention provides a method for treating and utilizing household garbage, which comprises the following steps:
s1: selecting kitchen waste in life, grabbing the kitchen waste to be treated by using a grabbing mechanism with a magnet, wherein the grabbing is carried out in all directions, so that wine bottle caps and plastic bag impurities in the kitchen waste can be removed, and the purity of the kitchen waste can be ensured;
s2: after the preliminary treatment is finished, the kitchen waste is pretreated, and the method comprises the following specific steps:
A. filtering the kitchen waste, wherein the filtering aperture is smaller than 10 mu m, and stirring the kitchen waste in real time so as to filter out liquid in the kitchen waste to form filtrate;
B. evaporating the filtrate at 90 deg.C to remove water and obtain oily substance;
C. the oily substance is converted into the biodiesel through the process of producing the biodiesel by an alkaline method, namely the grease in the kitchen waste can be utilized;
s3: placing the kitchen waste filtered in the step S2 in a sterile sealed environment, pumping out air in the environment, then sterilizing at 300 ℃ for 6min, and taking out the kitchen waste for later use;
s4: placing the kitchen waste treated in the step S3 in a waste treatment pool, placing the kitchen waste in a dark environment at 40 ℃ for 6 days, and stirring the interior of the treatment pool in real time every day in the process;
s5: after the treatment in S4 is finished, adding the kitchen waste treatment base material into the treatment tank again, wherein the weight ratio of the kitchen waste treatment base material to the kitchen waste is 5: 1, uniformly spraying water containing a decomposition enzyme on the surface of the kitchen waste, standing for 78 hours at 38 ℃, mixing and stirring for 40 minutes after the completion, and adding the kitchen waste treated in the S3 into the mixture again, wherein the weight ratio of the kitchen waste to the total amount is 1: 4, standing for 54 hours in the environment of 65 ℃ again, and then mixing and stirring for 90 minutes again;
s6: after the completion of the above steps, the processed kitchen waste is placed in the drying chamber again and dried at 75 ℃, so that fertilizer can be generated, namely, the processing and utilization of the waste are completed.
In S4, before the agitation, microbial cells were transferred into the treatment tank in an amount of 700g/m2。
The microorganism strain is specifically a mixture of azotobacter, bacillus subtilis, phosphate solubilizing bacteria and humic acid, and the molar mass ratio of azotobacter to bacillus subtilis to phosphate solubilizing bacteria to humic acid is 1: 1: 1: 4.
the molar mass ratio of the lytic enzyme to water in S5 was 1: 50.
the kitchen waste treatment base material in the S5 is specifically a mixture of plant fibers, poultry manure, vinasse and river bottom sludge, and the mass ratio of the plant fibers, the poultry manure, the vinasse and the river bottom sludge is 4: 2: 0.5: 0.5.
in S6, the water content in the kitchen waste is reduced to 20% or less.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (1)
1. A method for treating and utilizing household garbage is characterized by comprising the following steps:
s1: selecting kitchen waste in life, grabbing the kitchen waste to be treated by using a grabbing mechanism with a magnet, wherein the grabbing is carried out in all directions, so that wine bottle caps and plastic bag impurities in the kitchen waste can be removed, and the purity of the kitchen waste can be ensured;
s2: after the preliminary treatment is finished, the kitchen waste is pretreated, and the method comprises the following specific steps:
A. filtering the kitchen waste, wherein the filtering aperture is smaller than 10 mu m, and stirring the kitchen waste in real time so as to filter out liquid in the kitchen waste to form filtrate;
B. evaporating the filtrate at 70-90 deg.C to remove water and obtain oily substance;
C. the oily substance is converted into the biodiesel through the process of producing the biodiesel by an alkaline method, namely the grease in the kitchen waste can be utilized;
s3: placing the kitchen garbage filtered in the step S2 in a sterile sealed environment, extracting air in the environment, then performing sterilization treatment at the temperature of 200-300 ℃ for 3-6min, and taking out the kitchen garbage for later use;
s4: placing the kitchen waste treated in the step S3 in a waste treatment pool, placing the kitchen waste in a dark environment at the temperature of 34-40 ℃ for 3-6 days, and stirring the interior of the treatment pool in real time every day in the process;
s5: after the treatment in S4 is finished, adding the kitchen waste treatment base material into the treatment tank again, wherein the weight ratio of the kitchen waste treatment base material to the kitchen waste is 5: 1, uniformly spraying water containing a decomposition enzyme on the surface of the kitchen waste, standing for 72-78 hours at the temperature of 32-38 ℃, mixing and stirring for 20-40min after the completion, and adding the kitchen waste treated in the S3 into the mixture again, wherein the weight ratio of the kitchen waste to the total amount is 1: 4, standing for 48-54h at the temperature of 50-65 ℃ again, and then mixing and stirring for 60-90min again;
s6: after the treatment, the treated kitchen waste is placed in the drying chamber again and dried at the temperature of 60-75 ℃, so that fertilizer can be generated, namely, the treatment and utilization of the waste are completed;
in S4, before stirring, microbial strains are transferred into the treatment tank, and the amount of the microbial strains is 400-700g/m2；
The microorganism strain is specifically a mixture of azotobacter, bacillus subtilis, phosphate solubilizing bacteria and humic acid, and the molar mass ratio of azotobacter to bacillus subtilis to phosphate solubilizing bacteria to humic acid is 1: 1: 1: 4;
the molar mass ratio of the lytic enzyme to water in S5 was 1: 50;
the kitchen waste treatment base material in the S5 is specifically a mixture of plant fibers, poultry manure, vinasse and river bottom sludge, and the mass ratio of the plant fibers, the poultry manure, the vinasse and the river bottom sludge is 4: 2: 0.5: 0.5;
in S6, the water content in the kitchen waste is reduced to 20% or less.
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1259502A (en) * | 1998-10-30 | 2000-07-12 | 中国科学院成都生物研究所 | Domestic garbage comprehensive treatment technology and complete set equipment |
| CN101045591A (en) * | 2007-04-30 | 2007-10-03 | 兰州大学 | Comprehensive treatment method for recovered and used humic acid in garbage infiltration liquid |
| CN101913962A (en) * | 2010-08-17 | 2010-12-15 | 林清苗 | Process for producing biological organic fertilizer by using garbage |
| CN202539165U (en) * | 2011-11-18 | 2012-11-21 | 重庆兴时科技开发有限公司 | Domestic solid waste digester |
| CN204079728U (en) * | 2014-10-21 | 2015-01-07 | 华新水泥股份有限公司 | The disposal system of liquid extruded by a kind of rubbish |
| CN204220601U (en) * | 2014-09-30 | 2015-03-25 | 武汉百信环保能源科技有限公司 | A kind of changing food waste automatic sorting apparatus |
| CN104646390A (en) * | 2013-11-19 | 2015-05-27 | 深圳德瑞新能科技有限公司 | High-efficiency low-energy-consumption kitchen garbage comprehensive treatment method |
| CN105060461A (en) * | 2015-07-23 | 2015-11-18 | 昆明理工大学 | High-concentration organic wastewater biological evaporation treatment method |
| CN105368507A (en) * | 2015-10-10 | 2016-03-02 | 张芯碧 | Kitchen waste treatment method |
| CN106391665A (en) * | 2016-11-09 | 2017-02-15 | 重庆睿容环保科技有限公司 | Treatment method for solid waste |
| CN107497831A (en) * | 2017-09-12 | 2017-12-22 | 李新方 | A kind of its recovery method as resource of domestic waste sorting and charing integrated treatment |
| CN107716511A (en) * | 2017-10-16 | 2018-02-23 | 秦皇岛鹰翔环保科技有限公司 | Domestic organic garbage processing system |
-
2018
- 2018-08-11 CN CN201810911275.9A patent/CN109092859B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1259502A (en) * | 1998-10-30 | 2000-07-12 | 中国科学院成都生物研究所 | Domestic garbage comprehensive treatment technology and complete set equipment |
| CN101045591A (en) * | 2007-04-30 | 2007-10-03 | 兰州大学 | Comprehensive treatment method for recovered and used humic acid in garbage infiltration liquid |
| CN101913962A (en) * | 2010-08-17 | 2010-12-15 | 林清苗 | Process for producing biological organic fertilizer by using garbage |
| CN202539165U (en) * | 2011-11-18 | 2012-11-21 | 重庆兴时科技开发有限公司 | Domestic solid waste digester |
| CN104646390A (en) * | 2013-11-19 | 2015-05-27 | 深圳德瑞新能科技有限公司 | High-efficiency low-energy-consumption kitchen garbage comprehensive treatment method |
| CN204220601U (en) * | 2014-09-30 | 2015-03-25 | 武汉百信环保能源科技有限公司 | A kind of changing food waste automatic sorting apparatus |
| CN204079728U (en) * | 2014-10-21 | 2015-01-07 | 华新水泥股份有限公司 | The disposal system of liquid extruded by a kind of rubbish |
| CN105060461A (en) * | 2015-07-23 | 2015-11-18 | 昆明理工大学 | High-concentration organic wastewater biological evaporation treatment method |
| CN105368507A (en) * | 2015-10-10 | 2016-03-02 | 张芯碧 | Kitchen waste treatment method |
| CN106391665A (en) * | 2016-11-09 | 2017-02-15 | 重庆睿容环保科技有限公司 | Treatment method for solid waste |
| CN107497831A (en) * | 2017-09-12 | 2017-12-22 | 李新方 | A kind of its recovery method as resource of domestic waste sorting and charing integrated treatment |
| CN107716511A (en) * | 2017-10-16 | 2018-02-23 | 秦皇岛鹰翔环保科技有限公司 | Domestic organic garbage processing system |
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