CN106482117A - Domestic garbage pyrolysis processing method and processing device - Google Patents
Domestic garbage pyrolysis processing method and processing device Download PDFInfo
- Publication number
- CN106482117A CN106482117A CN201611180718.9A CN201611180718A CN106482117A CN 106482117 A CN106482117 A CN 106482117A CN 201611180718 A CN201611180718 A CN 201611180718A CN 106482117 A CN106482117 A CN 106482117A
- Authority
- CN
- China
- Prior art keywords
- gas
- pyrolysis
- rubbish
- area
- heater
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- F23G5/027—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage
-
- 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
- F23G5/08—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating
- F23G5/085—High-temperature heating means, e.g. plasma, for partly melting the waste
Abstract
The present invention seeks to provide a kind of domestic garbage pyrolysis processing method and processing device, after just picking classification and processing, adds in pyrolysis installation and carries out pyrolysis processing, it includes following method and step including by house refuse, and 1）Classification house refuse is placed in pyrolysis installation and dries as drying rubbish；2）Carry out drying rubbish being pyrolyzed, control rubbish gradient temperature to burn, form lime-ash and mixed gas, 3）Mixed gas high-temp combustion is waste gas, 4）Waste gas is processed into tail gas；Described pyrolysis installation includes being pyrolyzed body of heater, and described pyrolysis body of heater includes former waste layer area, rubbish baking zone, incineration firing area and mixing Flash Gas Compression Skid System；Particularly the house refuse in vast rural area is effectively treated, it is through just picking after classification process by house refuse, dried again and gradient temperature burning is carried out to rubbish, thus realizing to the complete burn processing of residents in rural community and will not be to environment.
Description
Technical field：The present invention relates to life refuse processing method and device, particularly a kind of domestic garbage pyrolysis process
Method and device.
Background technology：With the continuous improvement of people's productive life level, the requirement to production and living environment for the people
More and more higher.People also increasingly popularize to the garbage disposal of life, and the process for the house refuse in city defines ratio
More completely system for handling and perfect operation.
But for vast rural area, because the Regional Distribution of Population in rural area is wide, the house refuse of people is also relatively decentralized,
All the time, the people in vast rural area are the natural conditions of the periphery being discarded in rural villages to the process of house refuse
In environment.More due to current residents in rural community treatment facility build seriously delayed even without treatment facility, part peasant
Environmental consciousness is again relatively poor, and many is difficult to the solid waste recycling, such as Phthalates, old and useless battery, lamp
Pipe, bulb etc. are arbitrarily poured on the edge of a field, roadside, waterside, and many natural river courses, streams have become natural refuse receptacle.Residents in rural community
Soil has not only been occupied in arbitrarily stacking, but also become mosquitos and flies, mouse and pathogen grow place.As time goes on,
Composting is rotten, smelly and fermentation even reacts, and not only can discharge the gas being detrimental to health, and rubbish
Percolate also can polluted-water and soil, and then affect agricultural product quality.In addition, the oozing of some noxious substances in rubbish
Leakage, such as heavy metal, residual pesticide etc. in discarded pesticide bottle, with rainwash, migration circle is more and more extensively it is likely that pass through food
Thing chain threat resident's is healthy.
At present, house refuse mainly carries out rubbish by modes such as comprehensive use, sanitary landfill method, burning method and compost
Volume reduction, minimizing, resource and harmless treatment, wherein burning is to process the most frequently used technology of house refuse.House refuse
After burning disposal, efficient, stable, quick, thoroughly harmless treatment can be obtained.But the burning disposal applied in the market
The technics comparing of house refuse is numerous and diverse, and cost of investment is excessive, and handling capacity is too little, simultaneously because rubbish is still deposited in burning process
After burning, the dioxin of some produces, and existing garbage combustion device does not generally design and is specifically designed for going of dioxin
Except device, it is likely to cause secondary pollution problem to environment using simple burning disposal, and builds large-scale waste incineration station
And device is difficult to carry out in vast rural area, what the very inapplicable town ＆ country of therefore existing garbage combustion device was built should
With.
No matter being fossil feedstock rubbish or organic biomass rubbish in house refuse, all contain substantial amounts of Organic substance, such as
Plastics, rubber, dry goods, stationery, vegetation, branch, food waste etc., these Organic substances are all flammable.Under conditions of oxygen abundance,
Organic matter in garbage can directly burn and produce water and carbon dioxide, and discharges heat energy；Under anaerobic or anoxia condition, heating is sent out
Raw " pyrolysis ", the chemical combination bond fission of organic compound, combustion gas, oil or the oils and fatss fraction of small-molecular-weight is changed into by macromolecule
And coke etc..
How to provide a kind of life refuse processing method in rural area and device, the house refuse enabling rural area is with the fastest
Velocity interpolation minimizing, innoxious, will not arrange because of harmful gass produced during waste incineration, particularly dioxin is directly outer
Environment is caused with the problem of secondary pollution, i.e. free of contamination processing method and device to atmospheric environment.There is provided one kind can be by
The house refuse in vast rural area is burnt and is pyrolyzed, and can thoroughly be killed the antibacterial in rubbish, virus, and the ammonia with stench
, by pyrolytic, pyrolysis temperature reaches more than 850 DEG C for gas and organic exhaust gas, and the steam simultaneously rising is absorbed by the wet refuse on upper strata,
Dry upper strata rubbish, produce a large amount of steam, the dust in the steam that pyrolysis produces and poisonous and harmful substance are adsorbed by upper strata rubbish,
It is again introduced into pyrolytic layer and carries out twice decomposition, be designed with emission-control equipment simultaneously again, so that the tail gas of discharge is discharged from top
Flue gas do not contain any dioxin and harmful gass, can reach national emission request, not pollute generation.Make house refuse
Can be with velocity interpolation minimizing the fastest, innoxious, free of contamination purpose residents in rural community processing method and device.
Content of the invention：The present invention seeks to overcome disadvantages mentioned above, for the deficiencies in the prior art, provides a kind of house refuse
Pyrolysis treating method and device, are particularly effectively treated to the house refuse in vast rural area, and it is through just by house refuse
After picking classification process, then dried and gradient temperature burning is carried out to rubbish, thus realizing complete to residents in rural community
Burn processing and secondary pollution will not be caused to environment.
A kind of purpose of the present invention domestic garbage pyrolysis processing method, including by house refuse through just pick classification process after,
Add in pyrolysis installation and carry out pyrolysis processing, it includes following method and step, 1）Classification house refuse is placed in pyrolysis installation
Dry as drying rubbish；2）Carry out drying rubbish being pyrolyzed, control rubbish gradient temperature to burn, form lime-ash and mixed gas,
3）Mixed gas are waste gas through plasma (orifice) gas gasifying device medium ion gasification high-temp combustion, 4）Waste gas is processed through gas-liquid processing device
For tail gas, through arranging or being back to pyrolysis installation outside exhaustor, lime-ash reclaims fertilizer processed to tail gas.
A kind of domestic garbage pyrolysis processing method of the present invention, it 2）Walk described rubbish gradient temperature burning to include no
Oxygen burning and oxy combustion, the burning velocity controlling oxy combustion is 3.2-3.8 kg/min, controls oxy combustion temperature 850-
1200 DEG C, control oxy combustion waste layer thickness is 10-15cm.
A kind of domestic garbage pyrolysis processing method of the present invention, it 3）Step controls described plasma (orifice) gas gasifying device medium
Ion gasification high-temp combustion temperature is 1200-1600 DEG C.
A kind of further described domestic garbage pyrolysis processing method, it 4）Walk in described gas-liquid processing device and be provided with fat
Soluble solution.
A kind of device realizing described domestic garbage pyrolysis processing method of another object of the present invention, including refuse pyrolysis
Device and the exhaustor on refuse pyrolysis plant, its described pyrolysis installation includes being pyrolyzed body of heater, and described pyrolysis body of heater includes
Former waste layer area, rubbish baking zone, incineration firing area and mixing Flash Gas Compression Skid System；It is provided with gaseous mixture in the top of pyrolysis body of heater to hold
Na Qu, bottom is provided with area of cinder chamber, and described gaseous mixture accommodates area and is connected to mixing Flash Gas Compression Skid System by connecting tube；Described rubbish
Combustion zone includes oxygen-enriched combusting floor area and anoxycausis floor area.
Device of the present invention, preferably described mixing Flash Gas Compression Skid System includes waste gas and delays reservoir, plasma gasification room；Described
Waste gas delays reservoir top and accommodates area through the gaseous mixture that connecting tube connection plasma gasification room bottom is communicated on pyrolysis body of heater；Described
Plasma gasification interior is provided with plasma (orifice) gas gasifying device, and plasma gasification room is connected with offgas duct, and the port of export of offgas duct is even
It is connected to exhaustor.
Device of the present invention, preferably described pyrolysis body of heater is additionally provided with solar energy rubbish drying unit, the described sun
Solar thermal collector, drying baker, circulation canal and cycle carrier can be included by rubbish drying unit, be provided with circulation in drying baker
Dry pipe, circulation is dried pipe and is connected to heating tube and product heat cal rod, and the other end of heating tube and product heat cal rod is connected to too
On sun energy heat collector, circulation canal is in drying baker.
Device of the present invention, further described smoke exhaust pipe be provided with gas-liquid processing device, described gas-liquid processing device
Inside it is provided with fat-soluble solution；Gas-liquid processing device connects the offgas duct port of export.
Device of the present invention, the inner chamber of preferably described pyrolysis body of heater is provided with some and described former waste layer area, and rubbish dries
Dry area, the corresponding fire grate floor in incineration firing area, described fire grate layer is inverted trapezoidal structure, and the long side of trapezium structure is connected to pyrolysis
On inboard wall of furnace body face.
Described device, the plasma gasification room of its described mixing Flash Gas Compression Skid System is connected to the gas-liquid of exhaustor through offgas duct
Processor or through connecting tube backflow be connected to pyrolysis body of heater on.
The present invention its described plasma (orifice) gas gasifying device further adopts plasma gasification torch.
The present invention adopts said method and device, has the advantages that the cleaning it is achieved that to residents in rural community
Production, comprehensive utilization, small investment, take up an area save, the principle that reliable, convenient management, expense are low；
The inventive method and device, enter about the requirement of legislations of environmental protection and discharge standard according to environmental administrations national and at different levels
Row processes and runs, and in the combustion process generation of dioxin and discharge particularly can be greatly reduced, and achieve small investment,
Operating cost is low, the principle of convenient management；Considered according to the practical situation that owner requires particularly vast rural area,
Reduce the garbage decrement after the discharge capacity of rural garbage, and pyrolysis；The processing method technical equipment of the present invention reliable and
The stable operation of refuse pyrolysis；Achieve emphasis environment, the unification of economic and social benefit, meet technological operation and row up to standard
Under conditions of putting, reduce as far as possible and take up an area and construction investment, and save operating cost.
In the house refuse in vast rural area, the present invention is first simply to be divided the house refuse collected from various places
Class, will recoverable or the garbage in the house refuse that can not directly burn first classify recovery, then by be suitable for into
The house refuse of row burning disposal, no matter as being fossil feedstock rubbish or organic biomass rubbish, all contain substantial amounts of organic
Thing, such as plastics, rubber, dry goods, stationery, vegetation, branch, food waste etc., these Organic substances are all flammable.In the bar that oxygen is sufficient
Under part, organic matter in garbage can directly burn and produce water and carbon dioxide, and discharges heat energy；Add under anaerobic or anoxia condition
Heat occur " pyrolysis ", the chemical combination bond fission of organic compound, changed into by macromolecule the mixed gas of small-molecular-weight combustion gas,
Oil or oils and fatss fraction and coke etc..
The method of the present invention with pyrolysis furnace apparatus chamber structure rationally, improve burning in stove, pyrolysis, dry, filtering rod
Part, guarantee coefficient of excess air in the case of 1 it is achieved that house refuse is burnt completely, ignition temperature reach 850 DEG C with
On, thus effectively reducing the generation of dioxin predecessor.
The inventive method is to take measures to control the Gradient distribution burning of the ignition temperature in stove simultaneously, and effectively extends
House refuse reached more than 3 days it is ensured that mixed gas are flue gas in pyrolysis oven body in the burning time of staying in pyrolysis oven body
The rate of climb as little as 0.006m/s, about converts into 0.37m/min, flue gas slowly spreads in uphill process, dust by abundant absorption,
Filter.And the PCDD/Fs generating in the pyrolysis oven body of device is mainly attached to the surface of dust, dioxin in solid form
Amount is extremely low, even if in the case of chimney does not do any purified treatment, dioxin concentration is below 1.2 ng-TEQ/Nm3.
Through burning and the pyrolysis of the inventive method, the antibacterial in rubbish, virus are thoroughly killed, the ammonia with stench and
By pyrolytic, pyrolysis temperature reaches more than 850 DEG C to organic exhaust gas, and the steam simultaneously rising is absorbed by the wet refuse on upper strata, dries
Upper strata rubbish, produces a large amount of steam, and the dust in the steam that pyrolysis produces and poisonous and harmful substance are adsorbed by upper strata rubbish, again
Enter pyrolytic layer and carry out twice decomposition, and be additionally provided with mixing Flash Gas Compression Skid System on pyrolysis body of heater, by the produced mixing of pyrolysis
Its isoionic high-temp combustion temperature of the high temperature burning handling of the plasma (orifice) gas gasifying device of the blended Flash Gas Compression Skid System of gas combustion gas can
Reach more than 1200 DEG C, gaseous mixture fully can be burnt, particularly to containing dioxin gas decomposition combustion, can be by
Composition containing dioxin gas burns completely and is removed, and it is that chemical property according to dioxin i.e. can be complete more than 1200 DEG C
Full pyrolysis, the toxic and harmful also thoroughly not decomposed on a small quantity is then directly arranged after gas-liquid processing device absorption process again
Put, or be back in pyrolysis oven body by connecting tube and air is mixed into the further burning of row it is achieved that harmless emission, institute
National emission request can be reached with the flue gas discharged from top, do not pollute generation.And the dust producing in being pyrolyzed constantly gathers
Collection, forms lime-ash, and poisonous and harmful substance is pyrolyzed through multiple, is thoroughly decomposed, and therefore adopts the pyrolytic process method of the present invention
And device processes garbage energy with velocity interpolation minimizing the fastest, innoxious, free of contamination purpose.
Brief description：Fig. 1, is a kind of structural representation of embodiment of apparatus of the present invention；
Fig. 2, is the structural representation of another embodiment of the present invention；
Fig. 3, is the structural representation of the solar energy rubbish drying unit of the present invention；
Fig. 4, is the cross-sectional view of I gas-liquid processing device 10 in Fig. 1；
Fig. 5 is Fig. 1, in 2 the furnace wall body of II pyrolysis body of heater 1 cross-sectional view；
In figure, 1, pyrolysis body of heater, 2, plasma gasification room, 3, waste gas delay reservoir, 4, offgas duct, 5, plasma (orifice) gas gasifying device, 6,
Blower fan divides air-valve, 7,701, control valve, 8, oxygen-enriched combusting floor area, 9, anoxycausis floor area, 10, gas-liquid processing device, 11, the sun
Can rubbish drying unit, 12, ash discharge cinder notch, 13, area of cinder chamber, 14, gaseous mixture accommodating chamber, 15, garbage inlet, 16, exhaustor,
17th, blower fan, 18, dry garbage inlet, 19 former waste layer areas, 20, rubbish baking zone, 21, solar thermal collector, 22, heat supply
Pipe, 23, product heat cal rod, 24, drying baker, 25, exhaust blower, 26, circulation dry pipe, 27, cycle carrier, 28, circulation canal, 29,
Dry rubbish, 30, fat-soluble solution, 31, groove pond, 32, groove cover body, 33, through hole, 34, furnace outer wall layer, 35, stove inner wall layer,
36th, heat-insulation layer, 37, trapezoidal fire grate, 38, the long side of trapezoidal fire grate, 39, detection mouth, 40, wind arm, 41, lime-ash grate, 42, golden word
Tower device, 43, high temperature resistant overcoat, 44, guardrail.
Specific embodiment：With reference to specific embodiment, the present invention is described in further detail.
Will be helpful to further understand the present invention by following embodiments, but do not limit present disclosure.
A kind of domestic garbage pyrolysis processing method of the present invention, including by house refuse through just pick classification process after,
Will the house refuse that should not be processed using waste incineration mode of recoverable propose through simple classification, and for major part
The for example organic biomass garbage of a class of waste incineration can be carried out, containing substantial amounts of Organic substance, such as plastics, rubber, dry goods, paper
Class, vegetation, branch, food waste etc.；Add in pyrolysis installation and carry out pyrolysis processing, it specially includes following method and step, 1）To divide
Class house refuse is placed in pyrolysis installation dries as drying rubbish, and the drying course of house refuse can will be direct for rubbish to be dried
It is placed in and be added in pyrolysis oven body device in pyrolysis body of heater or after it is dried through solar energy rubbish drying unit；2）
Carry out drying rubbish being pyrolyzed, control rubbish gradient temperature to burn, form lime-ash and mixed gas, lime-ash falls into cinder chamber and mixes
Close gas and be upwardly into gaseous mixture accommodating chamber, described rubbish gradient temperature burning includes oxy combustion and anoxycausis, general
Oxy combustion is controlled then to be located at the top of pyrolysis body of heater positioned at the anoxycausis of the bottom of pyrolysis body of heater, i.e. anoxycausis is located at and has
The top of oxygen burning, and control the burning velocity drying rubbish oxy combustion in 3.2-3.8 kg/min typically in 3.3 kg/
Min, controls oxy combustion temperature at 850 DEG C with up to 1200 DEG C simultaneously, general control at 900 DEG C, left and right, and control guarantor
Hold the waste layer thickness of oxy combustion in 10-15cm so as to combine one with the speed of produced mixed gas with burning
Cause；3）Mixed gas are waste gas through plasma (orifice) gas gasifying device medium ion gasification high-temp combustion, are by mixed gas plasma
Gasification installation high-temp combustion controls ignition temperature at 1200 DEG C with up to 1600 DEG C, and being typically controlled at more than 1200 DEG C can have
The dioxin making to produce during incineration firing in mixed gas of effect effectively decomposes, so can effectively save energy minimizing
Operating cost, 4）Waste gas may include dioxin through the fat-soluble solution in gas-liquid processing device on a small quantity to remaining in waste gas
Gas be further processed as tail gas, this mainly uses the chemical property that dioxin is dissolved in fat-soluble solution, to can
The dioxin gas that can produce carry out being processed as tail gas, and last tail gas returns through arranging or being back to pyrolysis installation, lime-ash outside exhaustor
Receive fertilizer processed.By the process of the said method of the present invention, the burning time of staying in pyrolysis oven body for the house refuse was up to 3 days
More than, thus house refuse is carried out effective and innoxious process.
Embodiment 1：
As shown in figure 1, the configuration diagram of the device of one embodiment of the present invention, pyrolysis body of heater 1 is cylindrical structure, its stove
Thorax inner chamber is cylindrical bulbous shape structure, and bottom is circular-arc bottom face structure, sets area of cinder chamber 13 in the bottom of pyrolysis body of heater 1, in furnace wall
It is provided with ash discharge cinder notch 12 positioned at area of cinder chamber 13, pyrolysis body of heater 1 top sets circular arc roof construction, is provided with circular arc top on body
Exhaustor 16, is provided with gas-liquid processing device 10 on the exhaust pipe 16；The inner chamber of described pyrolysis body of heater 1 is sequentially provided with mixed from top to down
Close gas to accommodate area is gaseous mixture accommodating chamber 14, former waste layer area 19, rubbish baking zone 20 and incineration firing area and area of cinder chamber 13,
Described incineration firing area includes oxygen-enriched combusting floor area 8, anoxycausis floor area 9；In former waste layer area 19, rubbish baking zone 20 and rubbish
It is respectively provided with a trapezoidal fire grate 37, the trapezoidal stove of trapezoidal fire grate 37 respectively between each floor in anoxycausis floor area 9 of rubbish combustion zone
On the inner chamber wall being connected to pyrolysis body of heater 1 fixing respectively of the two ends on platoon leader side 38, described trapezoidal fire grate 37 be high temperature resistant,
Corrosion resistant wolfram steel plate construction；It is respectively equipped with detection mouth 39 in the top of pyrolysis body of heater 1, and be then additionally provided with rubbish at its top
Entrance 15.
It is provided with mixing Flash Gas Compression Skid System in described pyrolysis body of heater 1 top, described mixing Flash Gas Compression Skid System includes waste gas and delays storage
Room 3, plasma (orifice) gas gasifying device 5, the plasma (orifice) gas gasifying device 5 described in the present embodiment is plasma gasification torch, and waste gas delays reservoir 3
Bottom is connected to the gaseous mixture accommodating chamber 14 on pyrolysis body of heater 1 top through connecting tube, and top is then communicated on plasma gasification room 2,
Be provided with plasma (orifice) gas gasifying device 5 in plasma gasification room 2, plasma gasification room 2 is provided with offgas duct 4, offgas duct 4 another
End is connected on the gas-liquid processing device 10 of exhaustor 16.Blower fan 17 divides air-valve 6 to be connected to heat through airduct and control valve 7 through blower fan
The incineration firing area of solution body of heater 1 bottom.
It is respectively equipped with pyramid device in the oxygen-enriched combusting floor area 8 and anoxycausis floor area 9 in described incineration firing area
42, described pyramid device is to make pyramid structure by high temperature resistant, corrosion resistant wolfram steel sheet material.So it is easy to rubbish combustion
The exchange circulation of cold and hot gas during burning, and the convenient gradient temperature burning velocity controlling rubbish etc.；Simultaneously in pyrolysis body of heater 1
Inner chamber wall is provided with high temperature resistant overcoat 43；And be located on garbage inlet 15 end face at the top of pyrolysis body of heater 1 and set guardrail 44
As safety in production guard rail.
As shown in Fig. 4 the generalized section of the gas-liquid processing device 10 of on exhaustor 16 I in Fig. 1,
The gas-liquid processing device 10 that exhaustor 16 of the present invention is provided with, described gas-liquid processing device 10 includes groove pond 31, in
The top in groove pond 31 is provided with the groove cover body 32 matching with groove pond 31, is provided with fat-soluble solution 30 in groove pond 31, and
Groove cover body 32 is equally set to the concaveconvex structure corresponding with groove pond 31, and its concaveconvex structure is located at fat-soluble molten in groove pond 31
Cover body structure in liquid 30 is provided with through hole 33, and described through hole 33 is located in fat-soluble solution 30, useless with facilitate after treatment
Gas is discharged；One end of offgas duct 4 is connected on groove pond 31, thus realize from offgas duct 4 discharge mixed gas again through gas-liquid
Fat-soluble solution 30 in processing meanss 10 is just outer after processing to be arranged, and the purpose being similarly designed with fat-soluble solution 30 is to because of pyrolysis
Body of heater device burning produced residual dioxin gas, are soluble in the characteristic of fat-soluble solution 30, two are disliked using dioxin
Heroic spirit body thoroughly remove it is ensured that burner of the present invention produce innoxious discharge.
As shown in figure 5, the structural representation of the furnace wall body of pyrolysis body of heater 1 of the present invention, the furnace wall body bag of the present invention
Include furnace outer wall layer 34, stove inner wall layer 35 and heat-insulation layer 36, described furnace outer wall layer 34 is designed as the outer wall layers of brick or concrete layer structure,
Described stove inner wall layer 35 is high temperature resistant, resistant material flame retardant coating；The heat-insulation layer that heat-insulation layer 36 is made for exotic material, with
When pyrolysis body of heater 1 inner chamber wall on stove inner wall layer 35 on be provided with high temperature resistant overcoat 43.
Embodiment 2：
As shown in Fig. 2 being another embodiment of the present invention, described pyrolysis body of heater 1 inner chamber is sequentially provided with gaseous mixture from top to down
Accommodating chamber 14 and incineration firing area and area of cinder chamber 13, described incineration firing area includes oxygen-enriched combusting floor area 8, anoxycausis floor area
9；Respectively set a fire grate between oxygen-enriched combusting floor area 8 and anoxycausis floor area 9 and area of cinder chamber 13 respectively, and located at anoxycausis
Fire grate in floor area 9 can be set to trapezoidal fire grate 37, and in incineration firing area anoxycausis floor area 9 top pyrolysis body of heater 1
Furnace body wall be provided with drying garbage inlet 18, in dry garbage inlet 18 on be connected with solar drying device 11, such as
Shown in Fig. 3, described solar drying device 11 includes solar thermal collector 21, heating tube 22, product heat cal rod 23, drying baker 24, follows
Ring dries pipe 26, cycle carrier 27, circulation canal 28；One end of heating tube 22 is connected on solar thermal collector 21, is drying
Set circulation in dry case 24 and dry pipe 26 and circulation canal 28, the other end of heating tube 22 is connected to circulation dries pipe 26, and backheat
One end of pipe 23 is connected to circulation dries pipe 26 other end and is then connected to solar thermal collector 21, and cycle carrier 27 is by drying baker
Rubbish 29 of drying in 24 delivers into, from drying garbage inlet 18, the inner chamber being pyrolyzed body of heater 1.With 1 embodiment party of embodiment
Formula is provided with mixing Flash Gas Compression Skid System on the top of pyrolysis body of heater 1, but does not set gas-liquid processing device on the exhaust pipe 16, in pyrolysis oven
The top of body 1 is provided with detection mouth 39 and is beneficial to detects and controls rubbish gradient temperature burning velocity.Blower fan 17 connecting fan divides wind
Valve 6, offgas duct 4 is connected to blower fan through an arm and divides on air-valve 6, and is connected on exhaustor 16 through another arm, or will
The waste gas that offgas duct 4 is discharged directs out discharge.Blower fan divides the connecting tube through being provided with control valve 7 for the air-valve 6 to be connected to pyrolysis body of heater 1
Anoxycausis floor area 9, and through another wind arm 40 be connected to pyrolysis body of heater 1 oxygen-enriched combusting floor area 8, set on wind arm 40
Control valve 701.The present embodiment burning rubbish be sorting after it is easy to burning type and will not produce harmful, toxic gas can
Be directly entered after drying through solar drying device 11 combustion zone, stationery, vegetation, branch, the rubbish such as food waste etc..
Specifically pyrolysis and combustion work process is：
House refuse to be processed will be needed after preliminary sorting, directly from the rubbish on pyrolysis body of heater 1 top of pyrolysis treatment device
Entrance 15 disposably pours the inner chamber of pyrolysis body of heater 1, embodiment 1 scheme into；Or the rubbish after sorting is dried through solar energy
Equipment for drying 11 is added to, by the garbage inlet 18 of drying located at pyrolysis body of heater 1 side, the interior intracavity being pyrolyzed body of heater 1 after drying.Example
Put into 5 tons of house refuse as daily, disposable input, about 1.5 meters of thickness.The house refuse of former waste layer is lentamente sunk, with
The flue gas moving upwards carries out the processes such as last heat exchange, absorption；Drying layer carries out drying the i.e. heat smoke through about 600 DEG C
Carry out diabatic process with baking zone house refuse, mainly the moisture content in house refuse be gasificated into vapor, house refuse from
Less than 100 DEG C are warmed up to more than 200 DEG C, and flue-gas temperature drops to 150 DEG C from about 600 DEG C.Now the thickness of feed layer of rubbish controls
About 2.5m；Burn through anaerobic pyrolysis floor subsequently into the burning of burning zone area, high-temperature flue gas and anoxia that oxy combustion layer produces
The house refuse of pyrolytic layer carries out quick diabatic process, and a part is heat direct radiation, a part is flue gas and rubbish passes
Heat.Pyrolytic layer house refuse part is pyrolyzed, and producing coke, tar and some combustible gases is gaseous mixture.Due to oxy combustion layer
Quantity combusted very little, and be pyrolyzed and need to absorb amount of heat, pyrolytic layer is rapidly heated to more than 400 DEG C, and flue-gas temperature drops
To less than 600 DEG C；A small amount of thermal decomposition product is directly with the burning zone that is moved downwardly into of rubbish, pyrolytic layer temperature of lower about 700
DEG C, about 400 DEG C of upper temp, control rubbish thickness of feed layer to be about 0.5m.At the house refuse in whole body of heater, pyrolysis oven
In anaerobic condition, but the house refuse for oxy combustion layer, then it is in fired state, house refuse is sufficiently burned.Rubbish
Burning velocity control in about 3.3kg/min, and more than 850 DEG C of oxy combustion layer temperature, the thickness about 10cm of rubbish, so fire
Mixed gas produced by burning and gas-liquid processing device match processs, control burning gases to be not unprocessed direct simultaneously
Drain into outward in atmospheric environment.The cinder producing behind the oxy combustion floor area 8 of experience and anoxycausis floor area 9 burning enters
Discharge from ash discharge cinder notch 12 in area of cinder chamber 13 and be used for making fertilizer.And house refuse exists because of the mixed gas producing after burning
In gaseous mixture accommodating chamber 14, harmless components are less after testing or then directly outwards discharge for gathering.And work as and gaseous mixture is detected
When in body composition, harmful gass content is higher, then by this mixed gas, the plasma gasification torch through plasma (orifice) gas gasifying device 5 enters
Plasma gasification high-temp combustion for waste gas control its ignition temperature be more than more than 1200 DEG C, then by produce waste gas through gas-liquid at
Reason device 10 is processed as tail gas, and tail gas is mainly anti-through arranging or being back to pyrolysis installation, the purpose so processing outside exhaustor 16
Only contain dioxin gas, to prevent the secondary pollution to environment, because dioxin gas are at 1200 DEG C in the exhaust gas of outer row
Above high temperature will decompose, and is to prevent the presence of also minimal amount of dioxin gas after pyrolytic, then through gas-liquid at
The fat-soluble solution comprising of reason device 10 absorbs, this harmful gas producing during just thoroughly eliminating incineration firing.
Produced gaseous mixture after the combustion method using the present invention with the house refuse burn processing to rural area for the device
Body each main component that it contains after testing is N2Accounting 47.28%, similarly hereinafter, CO, 25.08%, CO2, 5.36%, H2, 17.08%,
CH4, 4.07%, HCl, 0.18%, remaining includes hydrogen sulfide, sulfur dioxide and dioxin etc. harmful gass.Through above-mentioned side
After method is processed with device, harmful gass remove completely.
The foregoing is only the preferred embodiments of the invention and oneself, not the practical range of the present invention is limited with this, all ripe
Know skilled person, with principle and the technical characteristic of the present invention, the various changes made and decoration, all should be covered by this right
Within the protection category that claim is defined.
Claims (10)
1. a kind of domestic garbage pyrolysis processing method, adds in pyrolysis installation including by house refuse after just picking classification and processing
Carry out pyrolysis processing, it is characterized in that including following method and step, 1）Classification house refuse is placed in pyrolysis installation and dries as drying
Dry rubbish；2）Carry out drying rubbish being pyrolyzed, control rubbish gradient temperature to burn, form lime-ash and mixed gas, 3）Gaseous mixture
Body is waste gas through plasma (orifice) gas gasifying device medium ion gasification high-temp combustion, 4）Waste gas is processed as tail gas through gas-liquid processing device,
Through arranging or being back to pyrolysis installation outside exhaustor, lime-ash reclaims fertilizer processed to tail gas.
2. a kind of domestic garbage pyrolysis processing method according to claim 1, is characterized in that 2）Walk described rubbish gradient temperature
Degree burning includes anoxycausis and oxy combustion, controls incineration firing speed during oxy combustion to be 3.2-3.8 kg/min, control
It is formed with oxygen ignition temperature 850-1200 DEG C, control oxy combustion waste layer thickness is 10-15cm.
3. a kind of domestic garbage pyrolysis processing method according to claim 1, is characterized in that 3）Step controls described plasma
In gasification installation, plasma gasification high-temp combustion temperature is 1200-1600 DEG C.
4. a kind of domestic garbage pyrolysis processing method according to claim 1, is characterized in that 4）Walk described gas-liquid and process dress
It is provided with fat-soluble solution in putting.
5. a kind of device of the domestic garbage pyrolysis processing method realized described in claim 1, including refuse pyrolysis plant and set
Exhaustor on refuse pyrolysis plant, is characterized in that described pyrolysis installation includes being pyrolyzed body of heater, described pyrolysis body of heater includes former
Waste layer area, rubbish baking zone, incineration firing area and mixing Flash Gas Compression Skid System；It is provided with gaseous mixture in the top of pyrolysis body of heater to accommodate
Area, bottom is provided with area of cinder chamber, and described gaseous mixture accommodates area and is connected to mixing Flash Gas Compression Skid System by connecting tube；Described rubbish combustion
Burn area and include oxygen-enriched combusting floor area and anoxycausis floor area.
6. device according to claim 5, is characterized in that described mixing Flash Gas Compression Skid System includes waste gas and delays reservoir, plasma (orifice) gas
Change room；Described waste gas delays reservoir top and holds through the gaseous mixture that connecting tube connection plasma gasification room bottom is communicated on pyrolysis body of heater
Na Qu；Described plasma gasification interior is provided with plasma (orifice) gas gasifying device, and plasma gasification room is connected with offgas duct, offgas duct
The port of export is connected to exhaustor.
7. device according to claim 5, is characterized in that being additionally provided with solar energy rubbish drying unit, institute on described pyrolysis body of heater
State solar energy rubbish drying unit and include solar thermal collector, drying baker, circulation canal and cycle carrier, set in drying baker
Circulation is had to dry pipe, circulation is dried pipe and is connected to heating tube and product heat cal rod, and the other end of heating tube and product heat cal rod connects respectively
It is connected on solar thermal collector, circulation canal is in drying baker.
8. device according to claim 5, is characterized in that described smoke exhaust pipe is provided with gas-liquid processing device, and described gas-liquid is processed
It is provided with fat-soluble solution in device；Gas-liquid processing device connects the offgas duct port of export.
9. device according to claim 5, it is characterized in that the inner chamber of described pyrolysis body of heater be provided with some with described former waste layer
Area, rubbish baking zone, the corresponding fire grate floor in incineration firing area, described fire grate layer is inverted trapezoidal structure, the long side of trapezium structure
It is connected on wall in pyrolysis oven body.
10., according to claim 5 or 6 described devices, the plasma gasification room that it is characterized in that described mixing Flash Gas Compression Skid System is through tail
Trachea is connected to the gas-liquid processor of exhaustor or is connected on pyrolysis body of heater through connecting tube backflow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611180718.9A CN106482117B (en) | 2016-12-20 | 2016-12-20 | Domestic garbage pyrolysis processing method and processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611180718.9A CN106482117B (en) | 2016-12-20 | 2016-12-20 | Domestic garbage pyrolysis processing method and processing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106482117A true CN106482117A (en) | 2017-03-08 |
| CN106482117B CN106482117B (en) | 2018-09-25 |
Family
ID=58285422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611180718.9A Active CN106482117B (en) | 2016-12-20 | 2016-12-20 | Domestic garbage pyrolysis processing method and processing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106482117B (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107166398A (en) * | 2017-07-13 | 2017-09-15 | 四川挺立机电科技有限公司 | A kind of array is superimposed integrated self- steering castoff heat cracking complete set of equipments |
| CN107990329A (en) * | 2017-11-20 | 2018-05-04 | 承德北宇环能科技有限公司 | The method of multiple hearth furnace coupling gas stripping process pyrolysismethod recycling cream slurry waste material organic matter |
| CN108246779A (en) * | 2018-03-09 | 2018-07-06 | 宁夏黑金科技有限公司 | A kind of circulation comprehensive of rubbish utilizes method |
| CN108296259A (en) * | 2017-12-29 | 2018-07-20 | 中广核研究院有限公司 | A kind of waste treatment apparatus and method |
| CN108397776A (en) * | 2018-03-27 | 2018-08-14 | 安徽工业大学 | A kind of method of incineration flue gas shunting processing Jian Pai bioxin |
| CN108421390A (en) * | 2018-03-27 | 2018-08-21 | 安徽工业大学 | A kind of method of flue gas of refuse burning combined denitration, Tuo bioxin |
| CN109796995A (en) * | 2019-01-24 | 2019-05-24 | 陈振华 | A kind of high-efficiency environment friendly charring rice husk process equipment |
| CN109974005A (en) * | 2019-03-15 | 2019-07-05 | 浙江三联环保科技股份有限公司 | A kind of sludge incineration method |
| CN111689797A (en) * | 2020-06-08 | 2020-09-22 | 茂县垃圾王环保科技有限公司 | Method for producing soil conditioner by utilizing pyrolytic household garbage |
| CN111826203A (en) * | 2020-07-01 | 2020-10-27 | 新奥科技发展有限公司 | Gasification furnace and gasification system |
| CN112066389A (en) * | 2020-09-08 | 2020-12-11 | 大连理工大学 | Vehicle-mounted garbage disposal system and method utilizing solar energy |
| CN112610956A (en) * | 2020-12-22 | 2021-04-06 | 武汉可立尔环保科技有限公司 | Gradient temperature-changing garbage pyrolysis method |
| CN112728557A (en) * | 2021-01-12 | 2021-04-30 | 河南科技大学 | Medical waste pyrolysis incinerator |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008082588A (en) * | 2006-09-26 | 2008-04-10 | Ariake Kogyo:Kk | Waste incineration boiler device |
| CN101900477A (en) * | 2009-05-31 | 2010-12-01 | 北京智慧剑科技发展有限责任公司 | Solar heat pipe garbage drying equipment |
| CN102226528A (en) * | 2011-04-24 | 2011-10-26 | 陈金明 | Domestic garbage pyrolysis gasification treatment complete equipment |
| CN204063061U (en) * | 2014-08-29 | 2014-12-31 | 河南中易环保科技有限公司 | A kind of plasma furnace for the treatment of domestic waste incineration flue gas |
| CN204799671U (en) * | 2015-06-30 | 2015-11-25 | 航天神洁（北京）环保科技有限公司 | Medical waste plasma processing apparatus |
| CN205191593U (en) * | 2015-10-15 | 2016-04-27 | 圣堃环保科技（上海）有限公司 | Medical garbage burning furnace |
-
2016
- 2016-12-20 CN CN201611180718.9A patent/CN106482117B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008082588A (en) * | 2006-09-26 | 2008-04-10 | Ariake Kogyo:Kk | Waste incineration boiler device |
| CN101900477A (en) * | 2009-05-31 | 2010-12-01 | 北京智慧剑科技发展有限责任公司 | Solar heat pipe garbage drying equipment |
| CN102226528A (en) * | 2011-04-24 | 2011-10-26 | 陈金明 | Domestic garbage pyrolysis gasification treatment complete equipment |
| CN204063061U (en) * | 2014-08-29 | 2014-12-31 | 河南中易环保科技有限公司 | A kind of plasma furnace for the treatment of domestic waste incineration flue gas |
| CN204799671U (en) * | 2015-06-30 | 2015-11-25 | 航天神洁（北京）环保科技有限公司 | Medical waste plasma processing apparatus |
| CN205191593U (en) * | 2015-10-15 | 2016-04-27 | 圣堃环保科技（上海）有限公司 | Medical garbage burning furnace |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107166398A (en) * | 2017-07-13 | 2017-09-15 | 四川挺立机电科技有限公司 | A kind of array is superimposed integrated self- steering castoff heat cracking complete set of equipments |
| CN107990329A (en) * | 2017-11-20 | 2018-05-04 | 承德北宇环能科技有限公司 | The method of multiple hearth furnace coupling gas stripping process pyrolysismethod recycling cream slurry waste material organic matter |
| CN108296259A (en) * | 2017-12-29 | 2018-07-20 | 中广核研究院有限公司 | A kind of waste treatment apparatus and method |
| CN108246779A (en) * | 2018-03-09 | 2018-07-06 | 宁夏黑金科技有限公司 | A kind of circulation comprehensive of rubbish utilizes method |
| CN108397776A (en) * | 2018-03-27 | 2018-08-14 | 安徽工业大学 | A kind of method of incineration flue gas shunting processing Jian Pai bioxin |
| CN108421390A (en) * | 2018-03-27 | 2018-08-21 | 安徽工业大学 | A kind of method of flue gas of refuse burning combined denitration, Tuo bioxin |
| CN109796995A (en) * | 2019-01-24 | 2019-05-24 | 陈振华 | A kind of high-efficiency environment friendly charring rice husk process equipment |
| CN109974005A (en) * | 2019-03-15 | 2019-07-05 | 浙江三联环保科技股份有限公司 | A kind of sludge incineration method |
| CN111689797A (en) * | 2020-06-08 | 2020-09-22 | 茂县垃圾王环保科技有限公司 | Method for producing soil conditioner by utilizing pyrolytic household garbage |
| CN111826203A (en) * | 2020-07-01 | 2020-10-27 | 新奥科技发展有限公司 | Gasification furnace and gasification system |
| CN112066389A (en) * | 2020-09-08 | 2020-12-11 | 大连理工大学 | Vehicle-mounted garbage disposal system and method utilizing solar energy |
| CN112610956A (en) * | 2020-12-22 | 2021-04-06 | 武汉可立尔环保科技有限公司 | Gradient temperature-changing garbage pyrolysis method |
| CN112610956B (en) * | 2020-12-22 | 2023-03-28 | 武汉可立尔环保科技有限公司 | Gradient temperature-changing garbage pyrolysis method |
| CN112728557A (en) * | 2021-01-12 | 2021-04-30 | 河南科技大学 | Medical waste pyrolysis incinerator |
| CN112728557B (en) * | 2021-01-12 | 2022-06-17 | 河南科技大学 | Medical waste pyrolysis incinerator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106482117B (en) | 2018-09-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106482117B (en) | Domestic garbage pyrolysis processing method and processing device | |
| CN103359898B (en) | Method and apparatus for sludge deep treatment and resource utilization | |
| CN105385465B (en) | A kind of refuse pyrolysis plant and method | |
| CN206582853U (en) | Small-sized domestic garbage pyrolysis stove | |
| WO2008014645A1 (en) | An environment protection and energy source recovery type waste treatment equipment | |
| CN110440268A (en) | The oxygen barrier carbonization of house refuse low temperature pyrogenation and second-time burning integrated device | |
| CN105215046B (en) | A kind of garbage as resource handling process | |
| CN109579017A (en) | A kind of small rural refuse pyrolysis gasification burning treatment process | |
| CN205860028U (en) | A kind of garbage pyrolysis furnace | |
| CN205424936U (en) | Vertical pyrolysis gasifier | |
| CN106122974A (en) | A kind of garbage pyrolysis furnace | |
| CN103894413B (en) | A kind of soil remediation upgrading device | |
| CN109609145A (en) | A kind of house refuse fast and harmless processing system and method | |
| CN208139275U (en) | A kind of refuse burning system | |
| CN208332267U (en) | A kind of refuse pyrolysis treatment device with prebake | |
| CN207514920U (en) | A kind of high-efficiency low-pollution rural garbage disposal plant | |
| CN104896481A (en) | Garbage incinerator and smoke gas purification plant for its application | |
| CN112676318B (en) | Resource utilization method for household garbage | |
| CN205443186U (en) | Garbage pyrolytic device | |
| CN209352825U (en) | A kind of house refuse fast and harmless processing system | |
| CN2465054Y (en) | High-temp. cracking furnace and recovery device for refuse harmless treatment | |
| CN210688239U (en) | Ground slot type double-channel garbage pyrolysis combustion device | |
| CN208074957U (en) | A kind of refuse pyrolysis gasification waste recovery systems | |
| CN208457966U (en) | A kind of waste incinerator | |
| CN207936086U (en) | A kind of waste incineration purification system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |