CN107339702A - A kind of method of cement kiln synergic processing urban and rural domestic refuse - Google Patents
A kind of method of cement kiln synergic processing urban and rural domestic refuse Download PDFInfo
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- CN107339702A CN107339702A CN201710221978.4A CN201710221978A CN107339702A CN 107339702 A CN107339702 A CN 107339702A CN 201710221978 A CN201710221978 A CN 201710221978A CN 107339702 A CN107339702 A CN 107339702A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/033—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment comminuting or crushing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/02—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/38—Removing components of undefined structure
- B01D53/44—Organic components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/84—Biological processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B7/00—Hydraulic cements
- C04B7/24—Cements from oil shales, residues or waste other than slag
- C04B7/28—Cements from oil shales, residues or waste other than slag from combustion residues, e.g. ashes or slags from waste incineration
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/43—Heat treatment, e.g. precalcining, burning, melting; Cooling
- C04B7/44—Burning; Melting
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/43—Heat treatment, e.g. precalcining, burning, melting; Cooling
- C04B7/47—Cooling ; Waste heat management
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/04—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment drying
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/442—Waste feed arrangements
- F23G5/444—Waste feed arrangements for solid waste
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/95—Specific microorganisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- 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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- 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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/442—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by nanofiltration
-
- 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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
- C02F3/302—Nitrification and denitrification treatment
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- 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
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
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Abstract
The invention discloses a kind of method of cement kiln synergic processing urban and rural domestic refuse, and it is related to refuse disposal systems technology field.Including house refuse pretreatment system, consumer waste incineration system, domestic landfill leachate treatment system, deodoration system and bypass system, the difference of house refuse pretreatment system and consumer waste incineration system according to construction condition as main disposal link, can be point implement also concentrate construction.House refuse pretreatment system and consumer waste incineration system need auxiliary construction domestic landfill leachate treatment system, deodoration system.Consumer waste incineration system also needs to auxiliary construction bypass system.The present invention is easy to operate, stable, invests small, high efficiency; harmlessness disposing is all realized to waste residue, waste water, waste gas, the requirement of national standard can be fully achieved in effect on environment, be truly realized the purpose of house refuse " innoxious; recycling, volume reduction, environmental protection ".
Description
Technical field
The present invention relates to refuse disposal systems technology field, and in particular to a kind of cement kiln synergic processing exhausting
The method of rubbish.
Background technology
Urban and rural domestic refuse generally refers to solid waste caused by living standard of urban and rural population.Domestic rubbish does not have at present
Thoroughly effective categorised collection is carried out, therefore is also mixed with TRADE REFUSE, municipal maintenance and management and produces in urban and rural domestic refuse
Rubbish.
At present, for domestic annual refuse production up to 1.65 hundred million tons, the rubbish to get off has overstock up to more than 70 hundred million tons in China.With
The increase of following rural and urban population, annual refuse production is estimated with 8% speed increase.Most house refuses are without place
On the outskirts of a town, appropriation of land area is up to 500,000,000 square metres for reason accumulation.Rubbish, which is arbitrarily thrown aside, destroys town and country landscape, can also grow propagation
The insect and bacterium of disease.Without the rubbish effectively handled for a long time stack easily fermentation, it is caused carrying ammonia, nitrogen, sulfide,
The pernicious gases such as methane form stench, pollute environment and distribute heat, or even trigger explosive incident.Substantial amounts of acid and alkalescence has
Heavy metal in organic pollutants dissolving rubbish, turn into the pollution sources that organic matter, heavy metal and pathogenic microorganism are concentrated, pollution surrounding
Surface water body or permeable subterranean water, cause the serious pollution of water resource, then body effect's health is entered by food chain.
Urban and rural domestic refuse processing turns into a question of common concern in world wide, is one very arduous comprehensive
Conjunction property, systematic engineering.Many developed countries in the world, the processing to urban and rural domestic refuse once used a variety of methods, such as：
Landfill method, composting process, heat treating process, worm method, the feeding of urban and rural domestic refuse, bacterial digestion, water ballast method, microwave treatment method or
Classification recovery, comprehensive utilization etc..Wherein main processing method is landfill method, composting process and heat treating process.Landfill method can account for
With large amount of land resources, while it can also produce percolate leakage pollution underground water, substantial amounts of greenhouse gases first is discharged into air
The environmental problems such as alkane；Malodor problem, product quality and product outlet problem, always are obstruction compost treatment caused by composting process
The reason for method promotion and application；What heat treating process was currently mainly used is burning method, and countries in the world generally use at present
Waste disposal method, have that treating capacity is big, compatibility is good and has the characteristics of energy recovery.
Cement kiln synergic processing house refuse is more and more applied as a kind of method of waste incineration in China,
But existing cement kiln synergic processing house refuse technology is relatively low to the utilization rate of refuse thermal value, heat caused by incineration firing is not
It can be fully used.Existing technology is only applicable in bulk, lightweight, inflammable, low-moisture rubbish, and due in rubbish
The factors such as the difference of burning position of moisture content, particle diameter and rubbish in cement kiln cause influence to quality coal in cement kiln systems itself compared with
Greatly.Rubbish caused waste residue etc. after caused foul smell, percolate and waste incineration in preprocessing process, storage and course of conveying
Problem can not obtain effectively thoroughly processing always.
In summary, the present invention devises a kind of method of cement kiln synergic processing urban and rural domestic refuse.
The content of the invention
In view of the shortcomings of the prior art, the present invention seeks to be to provide a kind of cement kiln synergic processing town and country life
The method of rubbish living, easy to operate, stable, the small, high efficiency of investment, innoxious place is all realized to waste residue, waste water, waste gas
Put, the requirement of national standard can be fully achieved in effect on environment, be truly realized house refuse " innoxious, recycling, volume reduction
The purpose of change, environmental protection ".
To achieve these goals, the present invention is to realize by the following technical solutions：A kind of cement kiln synergic processing
The system of urban and rural domestic refuse, including the processing of house refuse pretreatment system, consumer waste incineration system, consumer waste infiltration liquid
System, deodoration system and bypass system, from house refuse pretreatment system, consumer waste incineration system, house refuse
Percolation liquid treating system is sealingly connected to deodoration system containing smelly air by discharge duct；Pre-processed from house refuse and be
System, consumer waste incineration system, the percolate of deodoration system or technique waste water are by collecting pit groove, through pipeline to percolate
Processing system, consumer waste incineration system need to be implanted into existing cement clinker production line by Thermal Equipment transformation,
Bypass system is connected by thermal engineering pipeline with cement clinker production line extracts part high-temperature flue gas progress sulphur, chlorine, alkali content
Control；Described house refuse pretreatment system and consumer waste incineration system are main disposal link, and it is according to construction condition
Difference, can be point implement also concentrate construction.House refuse pretreatment system and consumer waste incineration system need supporting build
If domestic landfill leachate treatment system, deodoration system.Consumer waste incineration system also needs to auxiliary construction bypass system.
Preferably, described house refuse pretreatment system include portable air compressor, the first bridge grabbing crane,
Shear crusher, baffle plate flat belt machine, the second bridge grabbing crane, dewaterer, blanking steel storehouse, the 3rd grab bucket overhead traveling crane
Machine, belt speed governing constant feeder, pipe type conveyer, percolate, ecosystem garbage storing hole, broken rear garbage storing are cheated and taken off
Garbage storing is cheated after water, and the ecosystem garbage storing that house refuse is transported to pretreatment workshop through cram packer is cheated, cram packer
Side is provided with the portable air compressor for cleaning vehicle, then is transported to by the first bridge grabbing crane on shear crusher
The hopper of side, delivers to storing melt pit by belt feeder after crushing；In material pit, rubbish undergoes the second bridge grabbing crane
Turn over pile, forced ventilation, the lifting of biofermentation speed, free water content increase；After 5-10 days, rubbish is by the second grab bucket overhead traveling crane
Machine delivers to dewaterer and carries out extrusion dehydration and deliver to blanking steel storehouse, and garbage storing is cheated after delivering to dehydration by blanking steel storehouse, rubbish after dehydration
Rubbish in rubbish storage hole delivers to belt speed governing constant feeder by the 3rd bridge grabbing crane, and is conveyed by pipe type conveyer
Handled to consumer waste incineration system.
Preferably, described consumer waste incineration system includes three air valves, cold burden storehouse, dore furnace, Category Four cyclone
Cylinder, hot plate stove and cooling blower, rubber conveyer is provided with above three air valves, and between three air valves and hot plate stove
It is tightly connected by tremie pipe, cooling blower is installed below the hot plate stove, hot plate stove also revolves with dore furnace, level Four respectively
Air duct is connected, and hot plate stove to smoke-box uptake flue to dore furnace tapering to cement clinker production line by carrying out necessary transformation
After be implanted into, into hot plate stove house refuse in hot plate stove after ignition through uptake flue enter cement kiln in further burn
Burn disposal.
Preferably, described domestic landfill leachate treatment system (3) include Anaerobic Treatment module, denitrification module,
Module, cooling system module, ultrafiltration module (3-5), nanofiltration module, reverse osmosis module are nitrified, percolate is by with gravity flow
Mode enters the leachate collection pool of underground, and when liquid level reaches certain altitude in collecting pit, sewage pump will be percolated liquid pump to detesting
In the regulating reservoir of oxygen processing module, percolate processing is carried out, by denitrification module, nitrification module, cooling system module, ultrafiltration
Caused sludge and concentrate are directly transported to incineration disposal in cement kiln after module, nanofiltration module, reverse osmosis module, effectively reduce
The cost of disposal of secondary waste；Water circulation after processing realizes wastewater zero discharge in process system.
Preferably, described deodoration system includes converging bellows, deodorization blower fan, water-bath type dust arrester, biofilter, pre-
Washing basin, spoil disposal pond, spray pond, activated carbon tower and grate-cooler cooling blower airduct, the bellows that converge pass through deodorization blower fan and water-bath
Formula dust arrester, biofilter, activated carbon tower are sequentially connected, and pre- washing basin, spoil disposal pond, shower water are provided with below biofilter
Pond, the bellows that converge also are connected by air-introduced machine with grate-cooler cooling blower airduct；Lead between described biofilter and spray pond
Blast pipe sealed connection is crossed, and blower fan and remittance bellows are installed on the right side of biofilter.
Preferably, described bypass system includes bypass cyclone cylinder, gas cooler, dust-precipitator, the second cooling
Blower fan and ash collecting box, the second cooling blower extract excessive potassium, sodium, chlorine body out, through bypassing cyclone cylinder, gas cooler, gathering dust
Device will discharge cement clinker burning system, extract the skinning that chlorine element can effectively be reduced or avoided after a certain amount of gas, caking,
The exhausting amount of its bypass system determines by the chlorinity in the chlorinity and cement slurry in rubbish, gas cooler, receipts
Dirt device is also connected with ash collecting box.
A kind of method of cement kiln synergic processing urban and rural domestic refuse, its concrete technology flow process are：Ecosystem house refuse
Enter ecosystem house refuse storage hole after to factory, it is complete to pass sequentially through plate hello machine, shear crusher by bridge grabbing crane
Into first broken operation, 90% granularity is formed<200mm waste particles, pile, bottom are periodically turned over by grab bucket in house refuse storage hole
The air blast of air-blast device periodicity, percolate, which are spread, carries out biological dewatered processing 5-10d, is house refuse fragment by biochemical treatment
Passed sequentially through by overhead traveling crane of grabbing bucket after plate feeds machine, dewaterer carries out mechanical dehydration and be sent into finished product house refuse storage area,
Had bad luck through grab bucket and be sent into finished product trash repository.
Preferably, described deodoration system will come from life wastes pre-processing system, life by sealing pipeline and blower fan
Living refuse burning system, domestic landfill leachate treatment system contain smelly air, in supporting cement producing line normal operation, pass through
Blower fan is sent into by cement kiln head cooler to be dissolved with wind as cement production process and disposed, and being sent into professional deodorization when emergent fills
Put carry out purified treatment.
The invention has the advantages that：
1st, the characteristics of hot plate stove is wide to rubbish use range, moisture requirement is low is made full use of, before greatly reducing waste incineration
Phase is handled（As classified, sorting）Work.
2nd, add biological dewatered Combined garbage pretreatment mode by using mechanical treatment, greatly reduce the grain of rubbish
Degree and moisture content, add the calorific value of rubbish, reduce the influence to cement clinker burning system.
3rd, the calorific value of rubbish and the chemical composition of rubbish are taken full advantage of, cement clinker burning system use can be reduced
Coal, increase afterheat generating system generated energy, while kiln tail denitration ammonia volume decreases.
4th, the formation condition of the high firing temperature and clinker of rotary system is made full use of, will be produced after waste incineration
Residue and flying dust be incorporated into raw material, be finally fired into clinker by high-temperature calcination, the harmful huge sum of money in house refuse
Belong to element solid solution in clinker, form silicates mineral, avoid harm of the heavy metal in rubbish to environment.
5th, protect pretreatment workshop and cooperative disposal workshop by extracting the foul smell of pretreatment workshop and cooperative disposal workshop
Micro-vacuum state is held, effectively prevent the excessive of foul smell, while the part foul smell is admitted to grate-cooler and serves as cooling wind use, warp
More than 1400 DEG C in rotary kiln, more than 900 DEG C of high-temperature treatment in dore furnace, it is ensured that the foul smell factor is thoroughly decomposed.
6th, Water circulation of the percolate after garbage percolation liquid treating system is handled realizes waste water in process system
Zero-emission.Caused sludge and concentrate are directly transported to incineration disposal in cement kiln, effectively reduce being manipulated so for secondary waste
This.
7th, the potassium in rubbish, sodium, content of Cl element are higher, after configuring a certain amount of gas of bypass system extraction
Skinning, caking in kiln can effectively be reduced or avoided, so as to avoid the fluctuation that cement kiln produces.
Brief description of the drawings
Describe the present invention in detail with reference to the accompanying drawings and detailed description；
Fig. 1 is the system flow chart of the present invention；
Fig. 2 is the house refuse pretreatment system flow chart of the present invention；
Fig. 3 is the consumer waste incineration system flow chart of the present invention；
Fig. 4 is the domestic landfill leachate treatment system flow chart of the present invention；
Fig. 5 is the deodoration system flow chart of the present invention；
Fig. 6 is the bypass system flow chart of the present invention；
In figure：1st, house refuse pretreatment system；1-1, portable air compressor；1-2, the first bridge grabbing crane；1-3, cut
Cut disintegrating machine；1-4, baffle plate flat belt machine；1-5, the second bridge grabbing crane；1-6, dewaterer；1-7, blanking steel storehouse；1-
8th, the 3rd bridge grabbing crane；1-9, belt speed governing constant feeder；1-10, pipe type conveyer；1-11, percolate；
1-12, ecosystem garbage storing hole；1-13, broken rear garbage storing hole；Garbage storing is cheated after 1-14, dehydration；2nd, consumer waste incineration system
System；2-1, three air valves；2-2, cold burden storehouse；2-3, dore furnace；2-4, Category Four cyclone cylinder；2-5, hot plate stove；2-6, cooling wind
Machine；3rd, domestic landfill leachate treatment system；3-1, Anaerobic Treatment module；3-2, denitrification module；3-3, nitrification module；3-
4th, cooling system module；3-5, ultrafiltration module；3-6, nanofiltration module；3-7, reverse osmosis module；4th, deodoration system；4-1, the wind that converges
Case；4-2, blower fan；4-3, water-bath type dedusting；4-4, biofilter；4-5, pre- washing basin；4-6, spoil disposal pond；4-7, spray pond；
4-8, activated carbon tower；4-9, grate-cooler cooling blower airduct；5th, Windproof system is bypassed；5-1, bypass cyclone cylinder；5-2, flue gas are cold
But device；5-3, dust-precipitator；5-4, the second cooling blower；5-5, ash collecting box.
Embodiment
To be easy to understand the technical means, the inventive features, the objects and the advantages of the present invention, with reference to
Embodiment, the present invention is expanded on further.
Reference picture 1-6, present embodiment use following technical scheme：A kind of cement kiln synergic processing exhausting rubbish
The system of rubbish, including house refuse pretreatment system 1, consumer waste incineration system 2, domestic landfill leachate treatment system 3, remove
Smelly system 4 and bypass system 5, it is characterised in that：House refuse pretreatment system and life as main disposal link
Difference of the refuse burning system according to construction condition, can be point implement also concentrate construction；House refuse pretreatment system
Auxiliary construction domestic landfill leachate treatment system, deodoration system are needed with consumer waste incineration system；Consumer waste incineration system
Also need to auxiliary construction bypass system；Oozed from house refuse pretreatment system, consumer waste incineration system, house refuse
Filtrate processing system is sealingly connected to deodoration system containing smelly air by discharge duct；From house refuse pretreatment system,
Consumer waste incineration system, the percolate of deodoration system or technique waste water are by collecting pit groove, at pipeline to percolate
Reason system, consumer waste incineration system needs to be implanted into existing cement clinker production line by Thermal Equipment transformation, other
Road leak informaton system be connected by thermal engineering pipeline with cement clinker production line extract part high-temperature flue gas carry out sulphur, chlorine, alkali content control
System.
The house refuse pretreatment system of present embodiment：House refuse is transported to pretreatment car through cram packer
Between ecosystem garbage storing hole 1-12, then be transported to by the first bridge grabbing crane 1-2 the blanking above shear crusher 1-3
Bucket, delivers to storing melt pit 1-13 by belt feeder 1-4 after crushing.In material pit, rubbish undergoes the second bridge grabbing crane
1-5 turns over pile, forced ventilation, the lifting of biofermentation speed, free water content increase.After 5-10 days, rubbish is by the second grab bucket bridge-type
Crane 1-5 delivers to dewaterer 1-6 and carries out extrusion dehydration.Rubbish after dehydration is through constant feeder 1-9 and pipe type conveyer 1-
10, which are delivered to consumer waste incineration system, is handled.The present invention is using the biological dewatered and combination garbage dewatering side of mechanical dehydration
Formula, house refuse after crushing is aerated in the separate storage storage of 10 days hole with air blower, while is turned over driving
Pile operation, house refuse is carried out aerobic fermentation, come out a part is taken off in water in house refuse, so contribute to reduce and live
Msw water content, while MSW heating value is improved, contribute to cooperative disposal.
Consumer waste incineration system：Garbage storing hole 1-14 after house refuse by pretreatment enters dehydration, then by going
Feeding bin of weighing is delivered in car grab bucket, is transported after metering to cement kiln pylon, and hot plate stove 2-6 is sent into by three air valve 2-1,
High temperature tertiary air（900℃）Middle completion is dried and ignition, hot plate heater outlet temperature can raise, and passes through Category Four cyclone cylinder 2-4
Continuous feeding adjusts incineration temperature to 1050 DEG C.Residue enters cement clinker production line system after burning, forms clinker；Burn
Gas caused by burning is after the high-temp combustion under alkaline environment makes harmful components thoroughly decompose, through the specific fast quick change of cement kiln end
Air is discharged into after thermal process cooling.The present invention's comes in line style hot plate stove technology relative to the garbage gasification burner of offline model
Say, caused high-temperature gas, the combust of waste material, raw material and short grained clinker etc. enter dore furnace, and a small amount of is big
The clinker of particle in Uptake flue at kiln end then by falling through into rotary kiln.The heat energy in rubbish is taken full advantage of, material is gentle
Body is all taken from and returned in original system, greatly improves the thermal efficiency of system, avoid discharge waste residue thermal loss and
The process procedure of recycling.
Domestic landfill leachate treatment system：The main source of percolate is crude waste through aerobic fermentation and machinery
Dehydration, it is general caused by be all high concentration organic wastewater.Because certain slope is arranged at storage hole bottom, percolate will be with gravity flow
Mode enter underground leachate collection pool 1-11, when in collecting pit liquid level reach certain altitude when, sewage pump will can be percolated
In liquid pump to Anaerobic Treatment module 3-1 regulating reservoir, percolate processing is carried out.Crude waste storage hole and leachate collection pool bottom
Necessary seepage control measure is taken with surrounding, has both prevented oozing out for Leachate site, it also avoid the infiltration of underground water.By anti-
Nitrify module 3-2, nitrification module 3-3, cooling system module 3-4, ultrafiltration module 3-5, nanofiltration module 3-6, reverse osmosis module 3-7
Caused sludge and concentrate are directly transported to incineration disposal in cement kiln after these processes, effectively reduce the disposal of secondary waste
Cost；Water circulation after processing realizes wastewater zero discharge in process system.
Deodoration system：When cement kiln runs well, the foul smell from pretreatment workshop and cooperative disposal workshop is through air-introduced machine
Introduce and cement-kiln grate-cooler is entered by grate-cooler cooling blower airduct 4-9, used as cooling wind, the volatility in foul smell has
Machine thing burns during being contacted with high temperature chamotte, the air after burning as Secondary Air, through more than 1400 DEG C in rotary kiln,
More than 900 DEG C of high-temperature treatment in dore furnace, it is ensured that the foul smell factor --- volatile organic matter thoroughly decomposes.Cement kiln stops production
When, foul smell is sent into professional odor removal and carries out purified treatment.Professional odor removal is removed by remittance bellows 4-1, blower fan 4-2, water-bath type
Dirt 4-3, biofilter 4-4, pre- washing basin 4-5, spoil disposal pond 4-6, spray pond 4-7, activated carbon tower 4-8 are formed.The storage of rubbish
Deposit, transit link and percolation liquid treating system whole process it is closed, no exhaust leak.
Bypass system：Often potassium, sodium, content of Cl element are higher in house refuse, and it is present in excess will be to burning till
The operation stability and cement product quality of system bring influence, and these volatile components are easily in kiln tail and the suitable temperature of preheater
Spend in region and form closed cycle enrichment, cause kiln tail or preheater relevant position skinning occur, block, influence to burn till when serious
The stabilization and normal operation of system；Excessive potassium, sodium, chlorine etc. enter clinker, and alkali, shortening on the one hand easily occurs
The service life of concrete；On the other hand reinforcing bar that can also be in corrosion concrete, influences its structural strength.For this, the present invention passes through
Cooling blower 5-4 extracts excessive potassium, sodium, chlorine body out, will be arranged through bypassing cyclone cylinder 5-1, gas cooler 5-2, dust-precipitator 5-3
Go out cement clinker burning system, extract the skinning that chlorine element can effectively be reduced or avoided after a certain amount of gas, caking, it is bypassed
The exhausting amount for system of leaking informaton is determined by the chlorinity in the chlorinity and cement slurry in rubbish.
The technological principle of present embodiment：House refuse is transported to pretreatment workshop by garbage truck, unloads first to rubbish
Rubbish stores up hole, then the uniform blanking of apron feeder being transported to by driving a vehicle and grabbing bucket above disintegrating machine to disintegrating machine, through crusher in crushing
Slipped by blanking scraper-trough conveyer and cheated into storage afterwards, carried out by way of being divulged information into storage hole after the aerobic fermentation of 5-10 days again by driving and
The uniform blanking of apron feeder to the dewaterer delivered to above dewaterer of grabbing bucket carries out extrusion dehydration, and the rubbish after being dehydrated falls
On apron feeder, then deliver into discharging storage hole and carry out short term stored, by the plate delivered to above finished bin of driving a vehicle and grab bucket
The blanking of formula batcher is to measuring batcher, then measures batcher through belt speed governing and tubular shaped rubber conveyer is delivered to hot plate stove
Interior carry out burning disposal.Three air valves are set to prevent from leaking out in hot plate stove feed lines, in system cut-off or manual operation
When, safe slide valve can close immediately.Rubbish is entered in hot plate stove by scraper-trough conveyer, and the high temperature tertiary air from grate-cooler leads to
Cross tertiary-air pipe to fully enter in hot plate stove, the thermal source burnt away the refuse mainly as hot plate stove, after the incineration firing in hot plate stove
More than 1000 DEG C of the gas generated enters dore furnace, then with the combust of coal dust one, go out one from Category Four cyclone cylinder outlet manifold
For quantitative hot raw material as in the heat supply of auxiliary or the carrier feeding hot plate stove with decomposing heat absorption, the amount for adjusting this strand of hot raw material can
To reach the purpose of control hot plate stove fuel gas temperature.High-temperature gas, the combust of waste material, raw material and small caused by hot plate stove
Clinker of grain etc. enters dore furnace, and the clinker of a small amount of larger particles is then by falling through into revolution in Uptake flue at kiln end
In kiln, then by rotary system be sintered into clinker, 1600 degree of clinkering zone of the heavy metal harmful element in rotary kiln with
On flame temperature under be solid-solubilized in clinker, therefore in cement hydration process heavy metal will not leach, migrate and
Pollute environment.Flue gas after burning（Contain uncombusted organic principle etc.）The dore furnace of cement kiln is admitted to, by dore furnace
Continue to decompose organic principle or cracked, reach toxic organic compound and thoroughly decompose, kiln tail gas purify by dust collecting system
Discharged from chimney.Percolate in garbage storing hole is the leachate collection pool for entering underground in a manner of gravity flow, works as collection
When liquid level reaches certain altitude in pond, sewage pump will be percolated in liquid pump to percolation liquid treating system regulating reservoir, be carried out at percolate
Reason.Garbage storing hole and leachate collection pool bottom and surrounding take necessary seepage control measure, have both prevented oozing for Leachate site
Go out, it also avoid the infiltration of underground water.Caused sludge and concentrate are pumped directly in cement kiln in percolate processing procedure
Incineration disposal, effectively reduce the cost of disposal of secondary waste；Water circulation after processing realizes waste water zero in process system
Discharge.The storage of rubbish, transit link and percolation liquid treating system whole process are closed, no exhaust leak.Store in link, pretreatment
Workshop uses all-sealed structure, and keeps micro-vacuum state, prevents foul smell from leaking.When cement kiln runs well, from pretreatment
The foul smell in workshop and cooperative disposal workshop guides cement-kiln grate-cooler into by air-introduced machine, is used as cooling wind, waving in foul smell
Hair property organic matter burns during being contacted with high temperature chamotte, and the air after burning is as Secondary Air, through in rotary kiln 1400
More than DEG C, more than 900 DEG C of high-temperature treatment in dore furnace, it is ensured that foul smell silver thoroughly decomposes.When cement kiln stops kiln, startup removes
Smelly system, deodoration system are handled the foul smell for extracting pretreatment workshop and system disposal workshop, then qualified discharge.Due to
Often potassium, sodium, content of Cl element are higher in house refuse, in order to ensure the normal operation of cement clinker production line, it is necessary to set
Bypass system.The part high-temp waste gas of kiln tail smoke-box is extracted out by bypass mouth, blasted in shock chamber and cooling blower
Cold wind combination cooling to 350 DEG C or so, through cyclone separator selection by winnowing, wherein chloride low coarse granule returns to dore furnace, to subtract
The ash quantity discharged less；The high fine grained of chlorinity is cooled to 130 DEG C or so with air-flow through multitube cooler, by bag type dust collection
Air is discharged into after device purification.The dust that multitube cooler and dust-precipitator are collected enters after ash collecting box through loading system by canned
Car is delivered to the batch bin at cement ingredient station.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (8)
1. a kind of system of cement kiln synergic processing urban and rural domestic refuse, it is characterised in that including house refuse pretreatment system
(1), consumer waste incineration system (2), domestic landfill leachate treatment system (3), deodoration system (4) and bypass system
(5), from house refuse pretreatment system (1), consumer waste incineration system (2), domestic landfill leachate treatment system (3)
Deodoration system (4) is sealingly connected to by discharge duct containing smelly air；From house refuse pretreatment system (1), house refuse
CIU (2), the percolate of deodoration system (4) or technique waste water are oozed by collecting pit groove through pipeline to house refuse
Filtrate processing system (3), consumer waste incineration system need to produce by Thermal Equipment transformation implantation to existing clinker
Among line, bypass system (5) be connected by thermal engineering pipeline with cement clinker production line extract part high-temperature flue gas carry out sulphur,
Chlorine, alkali content control；Described house refuse pretreatment system and consumer waste incineration system dispose link, its basis to be main
Construction condition is different, can be point implement also concentrate construction；House refuse pretreatment system and consumer waste incineration system
Need auxiliary construction domestic landfill leachate treatment system, deodoration system；Consumer waste incineration system also needs to auxiliary construction bypass
Leak informaton system.
2. the system of a kind of cement kiln synergic processing urban and rural domestic refuse according to claim 1, it is characterised in that described
House refuse pretreatment system (1) include portable air compressor (1-1), the first bridge grabbing crane (1-2), shearing broken
Broken machine (1-3), baffle plate flat belt machine (1-4), the second bridge grabbing crane (1-5), dewaterer (1-6), blanking steel storehouse (1-
7), the 3rd bridge grabbing crane (1-8), belt speed governing constant feeder (1-9), pipe type conveyer (1-10), garbage filter
Garbage storing hole (1-14) after liquid (1-11), ecosystem garbage storing hole (1-12), broken rear garbage storing hole (1-13) and dehydration, life
The ecosystem garbage storing that rubbish is transported to pretreatment workshop through cram packer cheats (1-12), and cram packer side is provided with use
Shear crusher (1- is transported in the portable air compressor (1-1) of cleaning vehicle, then by the first bridge grabbing crane (1-2)
3) hopper above, storing melt pit (1-13) is delivered to by belt feeder (1-4) after crushing；In material pit, rubbish experience the
Two bridge grabbing cranes (1-5) turn over pile, forced ventilation, the lifting of biofermentation speed, free water content increase；After 5-10 days,
Rubbish delivers to dewaterer (1-6) progress extrusion dehydration by the second bridge grabbing crane (1-5) and delivers to blanking steel storehouse (1-7),
Garbage storing cheats (1-14) after delivering to dehydration by blanking steel storehouse (1-7), and the rubbish after dehydration in garbage storing hole (1-14) is grabbed by the 3rd
Bucket bridge crane (1-8) delivers to belt speed governing constant feeder (1-9), and is delivered to life by pipe type conveyer (1-10)
Refuse burning system is handled.
3. the system of a kind of cement kiln synergic processing urban and rural domestic refuse according to claim 1, it is characterised in that described
Consumer waste incineration system (2) include three air valves (2-1), cold burden storehouse (2-2), dore furnace (2-3), Category Four cyclone cylinder
(2-4), hot plate stove (2-5) and cooling blower (2-6), rubber conveyer, and three are provided with above three air valves (2-1)
It is tightly connected between air valve and hot plate stove by tremie pipe, cooling blower is installed, hot plate stove is also below the hot plate stove
It is connected respectively with dore furnace (2-3), Category Four cyclone cylinder (2-4), and hot plate stove to cement clinker production line to smoke-box by rising
Flue is implanted into after carrying out necessary transformation to dore furnace tapering, into hot plate stove house refuse in hot plate stove after ignition
Enter further incineration disposal in cement kiln through uptake flue.
4. the system of a kind of cement kiln synergic processing urban and rural domestic refuse according to claim 1, it is characterised in that described
Domestic landfill leachate treatment system (3) include Anaerobic Treatment module (3-1), denitrification module (3-2), nitrification module (3-
3), cooling system module (3-4), ultrafiltration module (3-5), nanofiltration module (3-6), reverse osmosis module (3-7), percolate will
Enter the leachate collection pool (1-11) of underground in a manner of gravity flow, when liquid level reaches certain altitude in collecting pit, sewage pump
It will be percolated in liquid pump to Anaerobic Treatment module (3-1) regulating reservoir, and percolate processing be carried out, by denitrification module (3-2), nitre
Change module (3-3), cooling system module (3-4), ultrafiltration module (3-5), nanofiltration module (3-6), reverse osmosis module (3-7) to produce afterwards
Raw sludge and concentrate are directly transported to incineration disposal in cement kiln, effectively reduce the cost of disposal of secondary waste；Handle it
Water circulation afterwards realizes wastewater zero discharge in process system.
5. the system of a kind of cement kiln synergic processing urban and rural domestic refuse according to claim 1, it is characterised in that described
Deodoration system (4) include converge bellows (4-1), deodorization blower fan (4-2), water-bath type dust arrester (4-3), biofilter (4-4),
Pre- washing basin (4-5), spoil disposal pond (4-6), spray pond (4-7), activated carbon tower (4-8) and grate-cooler cooling blower airduct (4-
9) bellows (4-1) that, converge pass through deodorization blower fan (4-2) and water-bath type dust arrester (4-3), biofilter (4-4), activated carbon tower
(4-8) is sequentially connected, and pre- washing basin (4-5), spoil disposal pond (4-6), spray pond (4-7) are provided with below biofilter (4-4),
The bellows (4-1) that converge also are connected by air-introduced machine with grate-cooler cooling blower airduct (4-9)；Described biofilter and spray pond
Between be tightly connected by blast pipe, and be provided with the right side of biofilter blower fan and converge bellows.
6. the system of a kind of cement kiln synergic processing urban and rural domestic refuse according to claim 1, it is characterised in that described
Bypass system (5) include bypass cyclone cylinder (5-1), gas cooler (5-2), dust-precipitator (5-3), the second cooling blower
(5-4) and ash collecting box (5-5), the second cooling blower (5-4) by excessive potassium, sodium, chlorine body extract out, through bypass cyclone cylinder (5-1),
Gas cooler (5-2), dust-precipitator (5-3) will discharge cement clinker burning system, can effectively subtract after extracting a certain amount of gas
Less or the skinning of chlorine element, caking are avoided, the exhausting amount of its bypass system is by the chlorinity and cement slurry in rubbish
Chlorinity determine, gas cooler (5-2), dust-precipitator (5-3) are also connected with ash collecting box (5-5).
A kind of 7. method of cement kiln synergic processing urban and rural domestic refuse, it is characterised in that its concrete technology flow process is：Ecosystem
House refuse passes sequentially through plate to entering ecosystem house refuse storage hole after factory, by bridge grabbing crane and feeds machine, shearing
Disintegrating machine completes just broken operation, forms 90% granularity<200mm waste particles, periodically turned over by grab bucket in house refuse storage hole
Pile, the air blast of bottom blast device periodicity, percolate, which are spread, carries out biological dewatered processing 5-10d, by the life of biochemical treatment
Waste particles pass sequentially through bridge grabbing crane, plate feeds machine, dewaterer is sent into the storage of finished product house refuse after carrying out mechanical dehydration
Region is deposited, is had bad luck through grab bucket and is sent into finished product trash repository.
8. the method for a kind of cement kiln synergic processing urban and rural domestic refuse according to claim 7, it is characterised in that described
Deodoration system life wastes pre-processing system, consumer waste incineration system, life rubbish will be come from by sealing pipeline and blower fan
Rubbish percolation liquid treating system contains smelly air, and in supporting cement producing line normal operation, it is cold to be sent into cement kiln head through blower fan
But dissolved by machine and disposed with wind as cement production process, be sent into professional odor removal progress purified treatment when emergent.
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| CN107974261A (en) * | 2017-12-27 | 2018-05-01 | 利百川环保科技有限公司 | A kind of house refuse pollutant treatment system |
| CN108317864A (en) * | 2018-03-22 | 2018-07-24 | 成都建筑材料工业设计研究院有限公司 | A kind of cement kiln depth waste heat recovery collaboration refuse burning system |
| CN109160756A (en) * | 2018-11-13 | 2019-01-08 | 北京建筑材料科学研究总院有限公司 | Method and its system for cement production after a kind of sub-prime by waste |
| CN109654502A (en) * | 2018-05-30 | 2019-04-19 | 华润环保工程投资有限公司 | A method of using hot plate furnace Direct Disposal multiphase solid waste |
| CN109719112A (en) * | 2018-08-03 | 2019-05-07 | 葛洲坝中材洁新（武汉）科技有限公司 | It is a kind of to utilize grout line cooperative disposal house refuse system |
| CN111609676A (en) * | 2020-04-21 | 2020-09-01 | 蓝天众成环保工程有限公司 | Denitration process for cooperatively treating garbage by cement kiln |
| CN112728545A (en) * | 2020-12-23 | 2021-04-30 | 蓝天众成环保工程有限公司 | Online hot plate furnace cooperative hazardous waste disposal device and use method thereof |
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| CN107974261A (en) * | 2017-12-27 | 2018-05-01 | 利百川环保科技有限公司 | A kind of house refuse pollutant treatment system |
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| CN109719112A (en) * | 2018-08-03 | 2019-05-07 | 葛洲坝中材洁新（武汉）科技有限公司 | It is a kind of to utilize grout line cooperative disposal house refuse system |
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| CN109160756A (en) * | 2018-11-13 | 2019-01-08 | 北京建筑材料科学研究总院有限公司 | Method and its system for cement production after a kind of sub-prime by waste |
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| CN111609676A (en) * | 2020-04-21 | 2020-09-01 | 蓝天众成环保工程有限公司 | Denitration process for cooperatively treating garbage by cement kiln |
| CN112728545A (en) * | 2020-12-23 | 2021-04-30 | 蓝天众成环保工程有限公司 | Online hot plate furnace cooperative hazardous waste disposal device and use method thereof |
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