CN109047275A - A kind of life refuse processing method - Google Patents
A kind of life refuse processing method Download PDFInfo
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- CN109047275A CN109047275A CN201810809882.4A CN201810809882A CN109047275A CN 109047275 A CN109047275 A CN 109047275A CN 201810809882 A CN201810809882 A CN 201810809882A CN 109047275 A CN109047275 A CN 109047275A
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- garbage
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- 238000003672 processing method Methods 0.000 title claims abstract description 22
- 239000010813 municipal solid waste Substances 0.000 claims abstract description 135
- 239000010802 sludge Substances 0.000 claims abstract description 49
- 239000000203 mixture Substances 0.000 claims abstract description 42
- 238000000034 method Methods 0.000 claims abstract description 27
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 19
- 230000008569 process Effects 0.000 claims abstract description 18
- 244000005700 microbiome Species 0.000 claims abstract description 16
- 239000003610 charcoal Substances 0.000 claims abstract description 13
- 238000001035 drying Methods 0.000 claims abstract description 13
- 238000006303 photolysis reaction Methods 0.000 claims abstract description 12
- 239000002028 Biomass Substances 0.000 claims abstract description 11
- 230000015843 photosynthesis, light reaction Effects 0.000 claims abstract description 11
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 9
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 9
- 229910052751 metal Inorganic materials 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims abstract description 8
- 238000001179 sorption measurement Methods 0.000 claims abstract description 8
- 238000003763 carbonization Methods 0.000 claims abstract description 6
- 238000007885 magnetic separation Methods 0.000 claims abstract description 6
- 239000002994 raw material Substances 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 206010016754 Flashback Diseases 0.000 claims description 8
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 238000009833 condensation Methods 0.000 claims description 4
- 230000005494 condensation Effects 0.000 claims description 4
- 238000005235 decoking Methods 0.000 claims description 4
- 239000002361 compost Substances 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 238000011068 loading method Methods 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 229910052717 sulfur Inorganic materials 0.000 description 4
- 239000011593 sulfur Substances 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910001385 heavy metal Inorganic materials 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009264 composting Methods 0.000 description 2
- 230000001877 deodorizing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000000855 fermentation Methods 0.000 description 2
- 230000004151 fermentation Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000010794 food waste Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000123 paper Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 238000004056 waste incineration Methods 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000009298 carbon filtering Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethanethiol Chemical compound CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000003864 humus Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000010871 livestock manure Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002699 waste material 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
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/40—Destroying solid waste or transforming solid waste into something useful or harmless involving thermal treatment, e.g. evaporation
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B2101/00—Type of solid waste
- B09B2101/02—Gases or liquids enclosed in discarded articles, e.g. aerosol cans or cooling systems of refrigerators
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a kind of life refuse processing methods, comprising steps of refuse classification, rubbish raw material successively after roughing, hydraulic crushing, magnetic separation, roller screen, selection by winnowing, medium crushing, the sorting of spring circulation, vortex metal sorting, sub-elect the rubbish to be processed that content of organics reaches threshold value；The rubbish to be processed is torn up to the refinement rubbish of 25mm~35mm；The refinement rubbish and sludge are mixed, garbage sludge mixture is obtained；The garbage sludge mixture is successively dried, is carbonized, rubbish biomass synthesis charcoal is obtained；The gas that drying and carbonization process generate is separated, imflammable gas and exhaust gas are obtained；The exhaust gas is sent to microorganism filter bed joint deodoration system and is purified, and is discharged after successively carrying out ultraviolet photolysis, activated carbon adsorption to the purified exhaust gas.The present invention can be reduced pollution of the domestic rubbish disposal in the process to environment, and have many advantages, such as without secondary pollution, environment-friendly high-efficiency.
Description
Technical field
The present invention relates to technical field of domestic garbage treatment, and in particular to a kind of life refuse processing method.
Background technique
With deepening continuously for urbanization, rubbish has become the burden of urban development as Urban Metabolism product, meanwhile,
Environmental problem is gradually taken seriously, and energy-saving and environmental protection become the development topic of various countries, this provides extensive industry hair for garbage disposal
The chance of exhibition.Whole world rubbish average annual growth is 8.42%, and Chinese rubbish growth rate reaches 10% or more.The whole world is every
Year generates 4.9 hundred million tons of rubbish, and only China just generates nearly 1.5 hundred million tons of municipal refuses every year.Municipal Solid Waste in China accumulation stockpiling
Amount is up to 7,000,000,000 tons.However, with the development of science and technology rubbish has been increasingly becoming " city mineral reserve ", " resource being misplaced ",
Realize garbage as resource, it is innoxious be a very urgent task.
In existing technology of garbage disposal, the processing methods such as garbage loading embeading, waste incineration and garbage compost are generally comprised.But
Existing technology of garbage disposal has the disadvantages that, specific as follows:
First, garbage loading embeading is area-limited larger, often needs for rubbish to be transported to the suburb far from city and handles,
And garbage loading embeading does not carry out harmless treatment, remains a large amount of bacterium, virus, also lie dormant the dirts such as biogas, heavy metal
Dye, in addition, seeping draining, biogas and stench caused by garbage loading embeading will cause serious pollution to water body, soil, atmosphere.Second,
Waste incineration is to subtract rubbish by the oxidation under high temperature by the processing such as being thermally decomposed, burning, melt to rubbish
Hold, become residue or molten solids substance, but the incineration method one-time investment amount of money is big, investment is long return period；Incinerator needs
It is regularly maintained, cost of equipment maintenance is high, and the tail gas of equipment life shorter burning contains a large amount of particulate matter, SOX、NOX, a huge sum of money
The multiple pollutants such as category, dioxin；Due to assortment technique, it is thoroughly mixed burning, residue can not be harmless containing plurality of heavy metal
Disposition；A large amount of sulfur-bearing Gypsum Mines and heavy metal breeze need to fill, and there are problems that soil secondary pollution, influence environment or even jeopardize people
Health.Third, garbage compost are the biochemical actions by microorganism, by having in house refuse under manual control condition
Machine object decomposes, is decomposed, and to be converted into stable humus soil, but fermentation period needed for this method is long, takes up a large area；Compost
Remaining sulfate ion etc. in the process can make soil hardening, contaminated land；Escaping gas is generated in fermentation can pollute greatly
Gas；Existing intrinsic contradictions between the continuity and composting production sales season property of domestic rubbish disposal；Compost is caused to talk about volume reduction
Effect is poor, and the scope of application is small excessively high so as to cause compost cost or the bad influence composting production of quality is sold.
Summary of the invention
The technical problem to be solved by the invention is to provide a kind of life refuse processing methods, can be reduced at house refuse
To the pollution of environment during reason, minimizing to rubbish, innoxious efficient process are realized.
In order to solve the above-mentioned technical problems, the present invention provides a kind of life refuse processing methods, comprising steps of
Refuse classification, rubbish raw material successively pass through roughing, hydraulic crushing, magnetic separation, roller screen, selection by winnowing, medium crushing, spring
After circulation sorting, vortex metal sorting, the rubbish to be processed that content of organics reaches threshold value is sub-elected；
The rubbish to be processed is torn up to the refinement rubbish of 25mm~35mm；
The refinement rubbish and sludge are mixed, garbage sludge mixture is obtained；
The garbage sludge mixture is successively dried, is carbonized, rubbish biomass synthesis charcoal is obtained；
The gas that drying and carbonization process generate is separated, imflammable gas and exhaust gas are obtained；
The exhaust gas is sent to microorganism filter bed joint deodoration system and is purified, and successively to the purified exhaust gas
It is discharged after carrying out ultraviolet photolysis, activated carbon adsorption.
It is described that the garbage sludge mixture is successively dried, is carbonized in a kind of optional embodiment, it obtains
Rubbish biomass synthesizes charcoal, comprising:
The garbage sludge mixture is dried, make the water content of the garbage sludge mixture up to 10%~
20%；
The garbage sludge mixture after drying is carbonized.
It is described to dry the garbage sludge mixture in a kind of optional embodiment, keep the rubbish dirty
The water content of mud mixture up to 10%~20%, specifically:
The garbage sludge mixture is dried, makes the water content of the garbage sludge mixture up to 15%.
It is described to tear up the rubbish to be processed to the refinement rubbish of 25mm~35mm in a kind of optional embodiment
Rubbish, specifically:
The rubbish to be processed is torn up to the refinement rubbish of 30mm.
In a kind of optional embodiment, carried out in described send the exhaust gas to microorganism filter bed joint deodoration system
Purification, and before successively carrying out discharging after ultraviolet photolysis, activated carbon adsorption to the purified exhaust gas, further includes:
The exhaust gas is successively carried out depickling decoking, it is secondary flash back, dedusting and condensation process.
In a kind of optional embodiment, when carrying out secondary flash back to the exhaust gas, keeping temperature is 850 degrees Celsius.
In a kind of optional embodiment, the method also includes:
The imflammable gas is delivered to combustion zone to burn.
Compared with the prior art, a kind of beneficial effect of life refuse processing method provided by the invention is: the present invention
A kind of life refuse processing method provided comprising steps of refuse classification, rubbish raw material successively pass through roughing, hydraulic crushing,
After magnetic separation, roller screen, selection by winnowing, medium crushing, the sorting of spring circulation, vortex metal sorting, sub-elects content of organics and reach threshold value
Rubbish to be processed；The rubbish to be processed is torn up to the refinement rubbish of 25mm~35mm；By the refinement rubbish and sludge
Mixing, obtains garbage sludge mixture；The garbage sludge mixture is successively dried, is carbonized, rubbish biomass is obtained
Synthesize charcoal；The gas that drying and carbonization process generate is separated, imflammable gas and exhaust gas are obtained；By the exhaust gas send to
Microorganism filter bed joint deodoration system is purified, and successively carries out ultraviolet photolysis, active carbon suction to the purified exhaust gas
Attached discharge.By above method, the present invention can pass through the higher house refuse of content of organics after sorting system
Charing is mixed with sludge, is converted into the rubbish biomass synthesis charcoal that calorific value is higher, sulfur content is extremely low, is realized that recycle is used again,
And deodoration system is combined by microorganism filter bed, exhaust gas is purified, reduce the gaseous contamination generated in treatment process, has
There is without secondary pollution, environment-friendly high-efficiency.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of flow diagram of life refuse processing method provided in an embodiment of the present invention；
Specific implementation flow chart when Fig. 2 is using a kind of domestic rubbish disposal mode provided in an embodiment of the present invention；
Fig. 3 is the specific implementation flow chart of the exhaust-gas treatment in the embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, it is a kind of flow diagram of life refuse processing method provided in an embodiment of the present invention.This hair
Bright embodiment provides a kind of life refuse processing method, comprising steps of
S1, refuse classification, rubbish raw material successively pass through roughing, hydraulic crushing, magnetic separation, roller screen, selection by winnowing, medium crushing,
After the sorting of spring circulation, vortex metal sorting, the rubbish to be processed that content of organics reaches threshold value is sub-elected；
S2, the rubbish to be processed is torn up to the refinement rubbish of 25mm~35mm；
S3, the refinement rubbish and sludge are mixed, obtains garbage sludge mixture；
S4, the garbage sludge mixture is successively dried, is carbonized, obtaining rubbish biomass synthesis charcoal；
S5, the gas that drying and carbonization process generate is separated, obtains imflammable gas and exhaust gas；
S6, it the exhaust gas is sent to microorganism filter bed joint deodoration system purifies, and to the purified exhaust gas
It is discharged after successively carrying out ultraviolet photolysis, activated carbon adsorption.
In real life garbage disposal, pollution is easy to produce to the processing of the house refuse containing organic matter, when such as burning
Gaseous contamination is generated, when landfill is easy to produce biogas, bacterium etc., and the embodiment of the present invention has been sub-elected when handling house refuse
Machine object content reaches the part of threshold value, that is, the higher part rubbish of content of organics is sub-elected, such as paper, fiber, bamboo and wood, food waste dish
The main source of slag etc., this kind of rubbish is: garden garbage and rubbish from cooking.Specifically, the higher portion of content of organics is sub-elected
Point, by the part, rubbish is refined, and can specifically be torn up the part rubbish by shredder, by rubbish after refinement and dirty
Mud mixing, and garbage sludge mixture is dried, charing process, to obtain rubbish biomass synthesis charcoal, with calorific value
Feature high, sulfur content is low, market is widely used；Garbage sludge mixture is dried, charing process can generate gas,
Exhaust gas therein is separated, is passed through by the exhaust gas in the gas comprising imflammable gas and content complexity, the embodiment of the present invention
Microorganism filter bed combines deodoration system and carries out purified treatment, and successively carries out ultraviolet photolysis, activity to the purified exhaust gas
It is discharged after charcoal absorption, reduces pollution of the exhaust gas to environment.
Specifically, the working principle of the microorganism filter bed joint deodoration system is: by exhaust gas gatherer and centrifugation
Blower is pumped, and the exhaust gas is delivered to prime pretreating zone by air hose, the water or low dense through the prime pretreating zone
The washing of chemical washing liquid is spent, completes the pretreatment to the absorption of the exhaust gas, dedusting and humidification in the prime pretreating zone,
Pretreated exhaust gas is delivered to multistage microorganism filter bed filtering area, by the moisture film with biologic packing material to the evil in exhaust gas
Smelly ingredient is dissolved and absorbed.
In a kind of optional embodiment, the step S4 includes:
The garbage sludge mixture is dried, make the water content of the garbage sludge mixture up to 10%~
20%；
The garbage sludge mixture after drying is carbonized.
The garbage sludge mixture that need to be carbonized is dried in advance, helps preferably to be carbonized.
It is described to dry the garbage sludge mixture in a kind of optional embodiment, keep the rubbish dirty
The water content of mud mixture up to 10%~20%, specifically:
The garbage sludge mixture is dried, makes the water content of the garbage sludge mixture up to 15%.
In a kind of optional embodiment, the step S2 specifically:
The rubbish to be processed is torn up to the refinement rubbish of 30mm.
The rubbish to be processed is torn up, mix the rubbish to be processed can more with sludge, is improved described wait locate
Manage the degree of mixing of rubbish and sludge.
In a kind of optional embodiment, before the step S6, further includes:
The exhaust gas is successively carried out depickling decoking, it is secondary flash back, dedusting and condensation process.
In a kind of optional embodiment, when carrying out secondary flash back to the exhaust gas, keeping temperature is 850 degrees Celsius.
300 degrees Celsius~400 degrees Celsius when the generation temperature of dioxin, 850 degrees Celsius are kept the temperature at, is higher than 400
Degree Celsius, it is avoided that generation dioxin.Condensation process is carried out after secondary flash back, make temperature be reduced rapidly to 300 degrees Celsius with
Under, again avoid the generation of dioxin.
In a kind of optional embodiment, the method also includes:
The imflammable gas is delivered to combustion zone to burn.
The imflammable gas generated in treatment process is delivered to combustion zone, is conducive to energy saving.
In order to illustrate the technical solution of the embodiments of the present invention more clearly, further illustrating the present invention below in conjunction with Fig. 2
A kind of specific embodiment for life refuse processing method that embodiment provides.Referring to Fig. 2, it is using the embodiment of the present invention
Specific implementation flow chart when a kind of domestic rubbish disposal mode provided.
In embodiments of the present invention, by house refuse be sent into household garbage sorting system carry out garbage classification, i.e., successively into
Row broken bag, 1 grade of artificial sorting, hydraulic crushing, permanent-magnet separation, roller screen, selection by winnowing, medium crushing, 2 grades of artificial sortings, spring circulation
Sorting, 3 grades of manually sorting, the sorting of vortex metal, 4 grades of artificial sortings, the rubbish such as the battery filtered out, electric appliance therefrom transferred to endanger
The rubbish of the recoverables such as glass, metal, rubber, plastic-steel is sold the waste disposal company that gives by useless company's processing, then will sorting
Content of organics out reaches the part of threshold value, that is, sub-elects the higher part rubbish of content of organics, as paper, fiber, bamboo and wood,
Food waste dish slag etc. carries out fine crushing by crusher, is refined；Then it by the rubbish after refinement and is lived dirty by mixer
Mud mixing obtains garbage sludge mixture, then garbage sludge mixture is successively dried by drying charring furnace, is carbonized,
To obtain synthesis carbon fuel or charcoal processing base manure, the exhaust gas that drying, the charing garbage sludge mixture generate is input at exhaust gas
Reason system is combined deodoration system by microorganism filter bed and is purified, and successively carries out to the purified exhaust gas ultraviolet
It is discharged after photodissociation, activated carbon adsorption, since the exhaust gas has already passed through the purification of microorganism filter bed joint deodoration system, ultraviolet photolysis
And activated carbon adsorption, the harmful substance contents in the exhaust gas are few, can be discharged into air.
Referring to Fig. 3, it is the specific implementation flow chart of the exhaust-gas treatment in the embodiment of the present invention.Specifically, of the invention
The step of embodiment is to exhaust-gas treatment is as follows: it is secondary to carry out the secondary system progress of flashing back of depickling decoking to the exhaust gas of drying, charing
It flashes back, then the exhaust gas after secondary flash back is dusted and is condensed and treated that exhaust gas is delivered to washing-by centrifugal blower general
Bacteria bed filters joint deodorization device, successively carries out prime in the washing-bio-filter bed filtering united deodorizing device and washes
Wash pretreatment and multi-stage biological filter bed filtering, then by by washing-bio-filter bed filtering united deodorizing device processing exhaust gas according to
It is secondary to be discharged after ultraviolet photolysis, active carbon filtering.
Compared with the prior art, a kind of beneficial effect of life refuse processing method provided by the invention is: the present invention
A kind of life refuse processing method provided comprising steps of refuse classification, rubbish raw material successively pass through roughing, hydraulic crushing,
After magnetic separation, roller screen, selection by winnowing, medium crushing, the sorting of spring circulation, vortex metal sorting, sub-elects content of organics and reach threshold value
Rubbish to be processed；The rubbish to be processed is torn up to the refinement rubbish of 25mm~35mm；By the refinement rubbish and sludge
Mixing, obtains garbage sludge mixture；The garbage sludge mixture is successively dried, is carbonized, rubbish biomass is obtained
Synthesize charcoal；The gas that drying and carbonization process generate is separated, imflammable gas and exhaust gas are obtained；By the exhaust gas send to
Microorganism filter bed joint deodoration system is purified, and successively carries out ultraviolet photolysis, active carbon suction to the purified exhaust gas
Attached discharge.By above method, the present invention can pass through the higher house refuse of content of organics after sorting system
Charing is mixed with sludge, is converted into the rubbish biomass synthesis charcoal that calorific value is higher, sulfur content is extremely low, is realized that recycle is used again,
And deodoration system is combined by microorganism filter bed, exhaust gas is purified, reduce the gaseous contamination generated in treatment process, has
There is without secondary pollution, environment-friendly high-efficiency.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (7)
1. a kind of life refuse processing method, which is characterized in that comprising steps of
Refuse classification, rubbish raw material successively pass through roughing, hydraulic crushing, magnetic separation, roller screen, selection by winnowing, medium crushing, spring circulation
After sorting, vortex metal sorting, the rubbish to be processed that content of organics reaches threshold value is sub-elected；
The rubbish to be processed is torn up to the refinement rubbish of 25mm~35mm；
The refinement rubbish and sludge are mixed, garbage sludge mixture is obtained；
The garbage sludge mixture is successively dried, is carbonized, rubbish biomass synthesis charcoal is obtained；
The gas that drying and carbonization process generate is separated, imflammable gas and exhaust gas are obtained；
The exhaust gas is sent to microorganism filter bed joint deodoration system and is purified, and the purified exhaust gas is successively carried out
It is discharged after ultraviolet photolysis, activated carbon adsorption.
2. life refuse processing method as described in claim 1, which is characterized in that it is described by the garbage sludge mixture according to
It is secondary to be dried, carbonized, obtain rubbish biomass synthesis charcoal, comprising:
The garbage sludge mixture is dried, makes the water content of the garbage sludge mixture up to 10%~20%；
The garbage sludge mixture after drying is carbonized.
3. life refuse processing method as claimed in claim 2, which is characterized in that it is described by the garbage sludge mixture into
Row drying, makes the water content of the garbage sludge mixture up to 10%~20%, specifically:
The garbage sludge mixture is dried, makes the water content of the garbage sludge mixture up to 15%.
4. life refuse processing method as described in claim 1, which is characterized in that it is described by the rubbish to be processed tear up to
The refinement rubbish of 25mm~35mm, specifically:
The rubbish to be processed is torn up to the refinement rubbish of 30mm.
5. life refuse processing method as described in claim 1, which is characterized in that send by the exhaust gas to microorganism filter bed
Joint deodoration system is purified, and discharges it after successively carrying out ultraviolet photolysis, activated carbon adsorption to the purified exhaust gas
Before, further includes:
The exhaust gas is successively carried out depickling decoking, it is secondary flash back, dedusting and condensation process.
6. life refuse processing method as claimed in claim 5, which is characterized in that when carrying out secondary flash back to the exhaust gas,
Keeping temperature is 850 degrees Celsius.
7. life refuse processing method as described in claim 1, which is characterized in that the method also includes:
The imflammable gas is delivered to combustion zone to burn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810809882.4A CN109047275A (en) | 2018-07-23 | 2018-07-23 | A kind of life refuse processing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810809882.4A CN109047275A (en) | 2018-07-23 | 2018-07-23 | A kind of life refuse processing method |
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| CN109047275A true CN109047275A (en) | 2018-12-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110922224A (en) * | 2019-12-31 | 2020-03-27 | 严俊强 | Organic garbage reduction treatment equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2004322070A (en) * | 2003-04-27 | 2004-11-18 | Kazuo Tanaami | Method for anaerobically treating garbage |
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Application publication date: 20181221 |