CN104913313B - Novel pyrolytic gasification and melting environment-friendly stove and the method that garbage is processed thereof - Google Patents

Novel pyrolytic gasification and melting environment-friendly stove and the method that garbage is processed thereof Download PDF

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Publication number
CN104913313B
CN104913313B CN201510311257.3A CN201510311257A CN104913313B CN 104913313 B CN104913313 B CN 104913313B CN 201510311257 A CN201510311257 A CN 201510311257A CN 104913313 B CN104913313 B CN 104913313B
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China
Prior art keywords
combustion
room
garbage
heater
pyrolytic gasification
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CN201510311257.3A
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CN104913313A (en
Inventor
吴孔根
曾辉
张斌
郑建雄
曾国升
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GUANGZHOU XW ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
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GUANGZHOU XW ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/02Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
    • F23G5/027Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/02Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
    • F23G5/04Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment drying
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/44Details; Accessories
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G7/00Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G7/00Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
    • F23G7/001Incinerators or other apparatus for consuming industrial waste, e.g. chemicals for sludges or waste products from water treatment installations
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G7/00Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
    • F23G7/04Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste liquors, e.g. sulfite liquors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2201/00Pretreatment
    • F23G2201/10Drying by heat
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2201/00Pretreatment
    • F23G2201/30Pyrolysing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2201/00Pretreatment
    • F23G2201/40Gasification
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2202/00Combustion
    • F23G2202/10Combustion in two or more stages
    • F23G2202/101Combustion in two or more stages with controlled oxidant supply
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2209/00Specific waste
    • F23G2209/10Liquid waste
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2209/00Specific waste
    • F23G2209/12Sludge, slurries or mixtures of liquids

Abstract

This application provides a kind of novel pyrolytic gasification and melting environment-friendly stove, including body of heater, drive mechanism and tapping mechanism, it is provided with feeding mouth on the bell on body of heater top, upper of furnace body is provided with the first combustion process room and the second combustion process room, lower portion of furnace body is provided with rotary fire grate, and body of heater bottom is connected with tapping mechanism and air outlet respectively;Rotary fire grate is connected by drive mechanism interface and drive mechanism are fixing;First combustion process room and the second combustion process room are neighbour in same level to be arranged, and two chambers are formed by the isolation of high-temperature heat-conductive wall, are connected by the first interface channel;First top, combustion process room connects with feeding mouth, and bottom connects with the position at rotary fire grate place;Second combustion process chamber enclosure top is provided with flue.Present invention also provides a kind of method utilizing above-mentioned novel pyrolytic gasification and melting environment-friendly stove that garbage is processed.The flue gas produced in combustion process can be pyrolyzed by the application completely, prevents the poisonous and harmful composition in flue gas excessive.

Description

Novel pyrolytic gasification and melting environment-friendly stove and the method that garbage is processed thereof
Technical field
The application relates to waste combustion facilities technical field, especially, relates to a kind of novel pyrolytic gasification and melting environment-friendly stove and the method processing garbage thereof.
Background technology
Main disposal all kinds of rubbish method has burning and sanitary landfills.Comparing with regard to two kinds of modes, burning method is innoxious, minimizing and the preferred approach of resource of house refuse.Have disposable reduced investment, take up an area less, operating cost moderate, again can the significant advantage that is not contaminated of water conservation and soil.
Domestic garbage incineration equipment can be divided into from structure: mechanical grate incinerator, fluidized bed incinerator, rotary kiln and incinerator for thermal decomposition etc.;Can be divided into according to combustion system: directly burn and pyrolytic incineration two kinds, directly burning includes mechanical grate incinerator, fluidized bed incinerator, rotary kiln, and pyrolytic incineration includes pyrolysis gasification furnace.
But fluidized bed incinerator technology needs to use auxiliary fuel, rubbish must carry out just go-no-go and crush, power consumption is big, and operating cost is high, flue gas difficulty up to standard;Grate furnace technology maturation, single stove treating capacity is relatively big, and application example is many, but investment and operating cost are high, flue gas difficulty up to standard;Technology using rotary kiln, is mainly used in the incineration disposal of hazardous waste, but is substantially failure at home.Equipment investment is big, installation difficulty compared with big, burn time need to add auxiliary fuel, fault rate is at a relatively high, maintenance cost is high, flue gas difficulty up to standard.
Summary of the invention
The application provides a kind of novel pyrolytic gasification and melting environment-friendly stove and the method processing garbage thereof, for the problem solving existing incinerator smoke difficulty up to standard.
A kind of novel pyrolytic gasification and melting environment-friendly stove that the application provides, including body of heater, drive mechanism and tapping mechanism, it is provided with feeding mouth on the bell on described body of heater top, upper of furnace body is provided with the first combustion process room and the second combustion process room, lower portion of furnace body is provided with rotary fire grate, and body of heater bottom is connected with tapping mechanism and air outlet respectively;Described rotary fire grate is connected by the drive mechanism interface that is arranged on body of heater shell and drive mechanism are fixing;Described first combustion process room and the second combustion process room are neighbour in same level to be arranged, and two chambers are formed by the isolation of high-temperature heat-conductive wall, connects by being arranged on first interface channel on high-temperature heat-conductive wall top;Described first top, combustion process room connects with feeding mouth, and bottom connects with the position at rotary fire grate place;Described second combustion process chamber enclosure top is provided with flue.
Preferably, described second combustion process room is specifically included in same level dual firing chamber and the 3rd combustion room of neighbour setting, wherein: described first combustion process room is connected with described dual firing chamber by the first interface channel;Described dual firing chamber and the 3rd combustion room connect by being arranged on the second interface channel bottom the high-temperature heat-conductive wall between two combustion rooms;Described flue is arranged on described 3rd combustion chamber enclosure top.
Preferably, described tapping mechanism specifically includes: water seal tank, slag releasing channel and scraper slagging machine, wherein: described slag releasing channel main body is arranged in water seal tank, and one end is connected with body of heater lower end, and the other end is slag notch;Described scraper slagging machine is arranged on slag releasing channel one end near slag notch.
Preferably, described first combustion process room is followed successively by drying layer, pyrolytic gasification floor, burning melting layer, after-flame floor and cold slag blanket from top to bottom;Described first combustion process chamber portion is provided with the garbage conveyer device being connected with feeding mouth, is sprinkling upon equably by garbage on each layer surface.
Preferably, the cross section of described first combustion process room is sub-circular, and the cross section of described second combustion process room is squarish so that described novel pyrolytic gasification and melting environment-friendly stove cross-sectional outer is in approximation arched door shape.
Preferably, it is additionally provided with high temp jacket on the sealing plate of described feeding mouth.
Preferably, air outlet independence air feed is passed through by air feed system respectively in described first combustion process room, dual firing chamber, the 3rd combustion room.
Present invention also provides a kind of method utilizing above-mentioned novel pyrolytic gasification and melting environment-friendly stove that garbage is processed, including: pending garbage is put into the first combustion process room by the feeding mouth of body of heater upper end, start blower fan and blow to the first combustion process room by presetting the excess air coefficient air outlet from body of heater lower end, ignition;Garbage drying, pyrolytic gasification, the burning of weary oxygen during declining form slag after melting, and rotated fire grate is discharged after pulverizing;While the slag that air is formed during up after to burning is lowered the temperature, the air participating in burning is preheated, makes the ignition temperature of the first combustion process chamber reach first and preset ignition temperature;Be dried, pyrolysis, the flue gas upwards that formed in the downward flue gas that formed in gasification and combustion process enter into dual firing chamber by being arranged on first interface channel on high-temperature heat-conductive wall top after converging;Enter to preset second after the flue gas of dual firing chamber is sufficiently mixed with the air being sent into dual firing chamber by air outlet and be pyrolyzed under ignition temperature;A small amount of flue gas being pyrolyzed the most completely enters the 3rd combustion room by the second interface channel, presets being pyrolyzed completely under ignition temperature after being sufficiently mixed with the air being sent into the 3rd combustion room by air outlet second.
Preferably, the default excess air coefficient of described first combustion process room is 1.05 ~ 1.2;And/or, described first to preset ignition temperature be 760 ~ 860 DEG C;And/or, described second to preset ignition temperature be 850 ~ 1200 DEG C;And/or, pyrolysis smoke was more than 3 seconds in the time of staying of the second combustion process room.
Preferably, described garbage is house refuse, the dangerous solid industrial garbage of nothing, dangerous solid industrial garbage, mud or liquid debris.
Compared with prior art, the application has the advantage that
The application novel pyrolytic gasification and melting environment-friendly stove embodiment uses top charging, bottom deslagging, blowing air down, the working method of top smoke evacuation, make pending garbage enter furnace rear to move from top to bottom, forming slag after the burning of pyrolytic gasification weary oxygen is melted, rotated fire grate is discharged after pulverizing;And combustion air enters in stove from bottom of furnace body, through burning slagging scorification district, slag is cooled down, make combustion air preheat simultaneously, burning is participated in subsequently into high temperature combustion zone, the rubbish that top is entered in stove again by the high-temperature flue gas formed preheats, is dried, is pyrolyzed, it is possible to need not combustion adjuvant and can realize combustion process.
In a horizontal plane, the path of conduction of heat can be reduced in neighbour the first combustion process room laid and the second combustion process room, reduce thermal loss, high-temp combustion operating mode can be effectively ensured.
Additionally, be dried, pyrolysis, the flue gas that generates in gasification flow downward, the flue gas produced in pyrolysis, combustion process is up, two strands of reverse and row flue gases laterally enter the second combustion process room after centre is converged, under sufficient secondary wind action, can be pyrolyzed completely, the poisonous and harmful composition being reliably prevented in flue gas is excessive.
Accompanying drawing explanation
Fig. 1 is the structural representation of the application novel pyrolytic gasification and melting environment-friendly stove one embodiment;
Fig. 2 is the body of heater cross-sectional structure schematic diagram of the application novel pyrolytic gasification and melting environment-friendly stove one embodiment;
Fig. 3 is the body of heater shell mechanism schematic diagram of the application novel pyrolytic gasification and melting environment-friendly stove one embodiment;
Marginal data:
1-body of heater;2-main combustion chamber;3-dual firing chamber;4-the 3rd fires room;5-high-temperature heat-conductive wall;51-the first interface channel;52-the second interface channel;6-rotary fire grate;7-bell;8-high temp jacket;9-tapping mechanism;10-feeding mouth;11-flue;12-flame hole;13-water seal tank;14, scraper slagging machine;15-drying layer, 16-pyrolytic gasification layer;17-burns melting layer;18-after-flame layer;The cold slag blanket of 19-;30-drive mechanism;31-drive mechanism interface.
Detailed description of the invention
Understandable for enabling the above-mentioned purpose of the application, feature and advantage to become apparent from, with detailed description of the invention, the application is described in further detail below in conjunction with the accompanying drawings.
In the description of the present application, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " length ", " width ", " thickness ", on " ", D score, " front ", " afterwards ", " left ", " right ", " vertically ", " level ", " push up ", " end ", " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, it is for only for ease of description the application and simplifies description, rather than indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that restriction to the application.
Additionally, term " first ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", " second ", the feature of " the 3rd " can express or implicitly include one or more this feature.In the description of the present application, " multiple " are meant that two or more, unless otherwise expressly limited specifically.
In this application, unless otherwise clearly defined and limited, term " is installed ", " being connected ", " connection ", the term such as " fixing " should be interpreted broadly, and connects for example, it may be fixing, it is also possible to be to removably connect, or be integrally connected;Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, it is also possible to be the connection of two components interior.For the ordinary skill in the art, above-mentioned term concrete meaning in this application can be understood as the case may be.
In this application, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can include that the first and second features directly contact, it is also possible to include that the first and second features are not directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " include that fisrt feature directly over second feature and oblique upper, or is merely representative of fisrt feature level height higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " include that fisrt feature immediately below second feature and obliquely downward, or is merely representative of fisrt feature level height less than second feature.
With reference to Fig. 1 ~ 3, it is shown that the structure of the application novel pyrolytic gasification and melting environment-friendly stove one embodiment, including: body of heater 1, drive mechanism 30 and tapping mechanism 9, wherein:
Being provided with feeding mouth 10 on the bell 7 on body of heater 1 top, the top of body of heater 1 is provided with the first combustion process room i.e. main chamber of 2() and the second combustion process room, the bottom of body of heater 1 is provided with rotary fire grate 6, and body of heater 1 bottom is connected with tapping mechanism 9 and air outlet respectively;
Rotary fire grate 9 is connected by the drive mechanism interface 31 that is arranged on body of heater 1 shell is fixing with drive mechanism 30;
For reducing the path of conduction of heat, reduce thermal loss, high-temp combustion operating mode is effectively ensured, first combustion process room 2 and the second combustion process room are neighbour in same level to be arranged, two chambers are formed by high-temperature heat-conductive wall 5 isolation, connect by being arranged on first interface channel 51 on high-temperature heat-conductive wall 5 top;
First top, combustion process room 2 connects with feeding mouth 10, and bottom connects with the position at rotary fire grate 6 place;Second combustion process chamber enclosure top is provided with flue 11.
In the preferred embodiment, the first combustion process room 2 is followed successively by drying layer 15, pyrolytic gasification floor 16, burning melting layer 17, after-flame floor 18 and cold slag blanket 19 from top to bottom;The inside of the first combustion process room 2 is additionally provided with the garbage conveyer device being connected with feeding mouth 10, is sprinkling upon equably by garbage on each layer surface.
Novel pyrolytic gasification and melting environment-friendly stove in this preferred embodiment can make pending garbage enter furnace rear to move from top to bottom, forms slag after pyrolytic gasification, the burning of weary oxygen are melted, and rotated fire grate 6 is discharged by tapping mechanism 9 after pulverizing;And combustion air enters in stove bottom body of heater 1, through after-flame layer 18 and cold slag blanket 19, slag is cooled down, make combustion air preheat simultaneously, burning is participated in subsequently into burning melting layer 17, the garbage that top is entered in stove again by the high-temperature flue gas formed preheats at drying layer 15 and pyrolytic gasification layer 16, is dried, pyrolytic gasification, it is possible to need not combustion adjuvant and can realize combustion process.
In a horizontal plane, the path of conduction of heat can be reduced in neighbour the first combustion process room 1 laid and the second combustion process room, reduce thermal loss, high-temp combustion operating mode can be effectively ensured.Concrete, the ignition temperature in the first combustion process room 2 can reach 760 ~ 860 DEG C, uses fuel up fuel can improve melt temperature 1200~1650 DEG C;The ignition temperature of the second combustion process room can reach 850 ~ 1200 DEG C.Additionally, be dried in first combustion process room, pyrolysis, the flue gas that generates in gasification flow downward, the flue gas produced in pyrolysis, combustion process is up, two strands of reverse and row flue gases laterally enter the second combustion process room after centre is converged, under sufficient secondary wind action, can be pyrolyzed completely, it is possible to highly reliably prevent the poisonous and harmful composition in flue gas excessive.
In a further preferred embodiment, ensure the flue gas time of staying (more than 3 seconds) during the smoke combustion of the second combustion process room and make each pollutant in flue gas fully burn, realize flue gas approximation zero-emission, second combustion process room is specifically included in same level dual firing chamber 3 and the 3rd combustion room 4 of neighbour setting, as shown in Figures 2 and 3, in this further preferred embodiment:
First combustion process room 2 is connected with dual firing chamber 3 by the first interface channel 51;Dual firing chamber 3 and the 3rd combustion room 4 connect by being arranged on the second interface channel 52 bottom the high-temperature heat-conductive wall 5 between two combustion rooms;Flue 11 is specifically located at the shell upper of the 3rd combustion room 4.
Embodiment scheme based on above-mentioned approximation zero-emission, the solid kind garbages such as house refuse, the dangerous solid industrial garbage of nothing, dangerous solid industrial garbage can not only be carried out harmless treatment, it is also possible to class garbage non-solid to mud, liquid debris etc. carries out harmless treatment.
Further, tapping mechanism 9 specifically includes: water seal tank 13, slag releasing channel and scraper slagging machine 14, wherein: slag releasing channel main body is arranged in water seal tank 13, and one end is connected with the lower end of body of heater 1, and the other end is slag notch;Scraper slagging machine 14 is arranged on slag releasing channel one end near slag notch.
Novel pyrolytic gasification and melting environment-friendly stove shown in Fig. 1 ~ 3, the cross section of the first combustion process room 2 is sub-circular, the cross section of the second combustion process room is squarish so that novel pyrolytic gasification and melting environment-friendly stove cross-sectional outer is in approximation arched door shape (or circle is square).This structure body of heater can make the first combustion process room 2, be not only able to reduce further thermal loss between dual firing chamber 3 and the 3rd combustion room 4, more effectively ensure that each combustion room all can keep high-temp combustion operating mode, flue gas can also be effectively ensured be more than or equal to more than 3 seconds in the time of staying of the second combustion process room (including dual firing chamber 3 and the 3rd combustion room 4), probability that the harmful substances such as two English by flue 11 discharged almost can be completely eliminated.
For prevent feeding mouth 10 temperature too high be likely to result in personnel or the harm of environment, be additionally provided with high temp jacket 8 on the sealing plate of feeding mouth 10.
For improving the combustion efficiency of each combustor further, air outlet independence air feed is passed through by air feed system respectively in the first combustion process room 2, dual firing chamber the 3, the 3rd combustion room 4, it is possible to observe its combustion case by the flame hole 12 of each combustor.
It should be noted that said apparatus embodiment belongs to preferred embodiment, necessary to involved parts and module not necessarily the application.
The method utilizing the novel pyrolytic gasification and melting environment-friendly stove shown in Fig. 1 ~ 3 that garbage is carried out harmless treatment, specifically includes:
Pending garbage is put into the first combustion process room 2 by the feeding mouth 10 of body of heater 1 upper end, startup blower fan is pressed the excess air coefficient (excess air coefficient is adjusted to 1.05 ~ 1.2 by suggestion) the preset air outlet from body of heater 1 lower end and is blown to the first combustion process room 2, ignition;
Garbage drying, pyrolytic gasification, the burning of weary oxygen during declining form slag after melting, and rotated fire grate 6 is discharged from tapping mechanism 9 after pulverizing;
While the slag that combustion air is formed during up after to burning is lowered the temperature, the combustion air participating in burning can be preheated, make the ignition temperature in the first combustion process room 2 reach first and preset ignition temperature (760 ~ 860 DEG C can be reached);
The flue gas upwards formed in the downward flue gas be dried, formed during pyrolytic gasification and combustion process enters into dual firing chamber 3 by being arranged on first interface channel 51 on high-temperature heat-conductive wall 5 top after converging;
Enter to preset second after the flue gas of dual firing chamber 3 is sufficiently mixed with the air being sent into dual firing chamber 3 by air outlet and be pyrolyzed under ignition temperature (850 ~ 1200 DEG C can be reached);
A small amount of flue gas being pyrolyzed the most completely enters the 3rd combustion room 4 by the second interface channel 52, presets second and (can reach 850 ~ 1200 DEG C) under ignition temperature and be pyrolyzed completely after being sufficiently mixed with the air being sent into the 3rd combustion room 4 by air outlet.
Garbage in said method embodiment can be house refuse, the dangerous solid industrial garbage of nothing, dangerous solid industrial garbage, mud or liquid debris.
For aforesaid each method embodiment, simple in order to describe, therefore it is all expressed as a series of combination of actions, but those skilled in the art should know, the application is not limited by described sequence of movement, because according to the application, some step can use other serially or simultaneously to perform;Secondly, those skilled in the art also should know, said method embodiment belongs to preferred embodiment, necessary to involved action and module not necessarily the application.
Each embodiment in this specification all uses the mode gone forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, and between each embodiment, identical similar part sees mutually.
Above to a kind of novel pyrolytic gasification and melting environment-friendly stove provided herein and method that garbage is processed thereof, it is described in detail, principle and the embodiment of the application are set forth by specific case used herein, and the explanation of above example is only intended to help and understands the present processes and core concept thereof;Simultaneously for one of ordinary skill in the art, according to the thought of the application, the most all will change, in sum, this specification content should not be construed as the restriction to the application.

Claims (2)

1. one kind utilizes the method that garbage is processed by novel pyrolytic gasification and melting environment-friendly stove, it is characterised in that:
Novel pyrolytic gasification and melting environment-friendly stove, including body of heater, drive mechanism and tapping mechanism;Being provided with feeding mouth on the bell on described body of heater top, upper of furnace body is provided with the first combustion process room and the second combustion process room, and lower portion of furnace body is provided with rotary fire grate, and body of heater bottom is connected with tapping mechanism and air outlet respectively;Described rotary fire grate is connected by the drive mechanism interface that is arranged on body of heater shell and drive mechanism are fixing;Described first combustion process room and the second combustion process room are neighbour in same level to be arranged, and two chambers are formed by the isolation of high-temperature heat-conductive wall, connects by being arranged on first interface channel on high-temperature heat-conductive wall top;Described first top, combustion process room connects with feeding mouth, and bottom connects with the position at rotary fire grate place;Described second combustion process chamber enclosure top is provided with flue;
Described second combustion process room is specifically included in same level dual firing chamber and the 3rd combustion room of neighbour setting, wherein: described first combustion process room is connected with described dual firing chamber by the first interface channel;Described dual firing chamber and the 3rd combustion room connect by being arranged on the second interface channel bottom the high-temperature heat-conductive wall between two combustion rooms;Described flue is arranged on described 3rd combustion chamber enclosure top;
Described tapping mechanism specifically includes: water seal tank, slag releasing channel and scraper slagging machine, wherein: described slag releasing channel main body is arranged in water seal tank, and one end is connected with body of heater lower end, and the other end is slag notch;Described scraper slagging machine is arranged on slag releasing channel one end near slag notch;
Described first combustion process room is followed successively by drying layer, pyrolytic gasification floor, burning melting layer, after-flame floor and cold slag blanket from top to bottom;Described first combustion process chamber portion is provided with the garbage conveyer device being connected with feeding mouth, is sprinkling upon equably by garbage on each layer surface;
The cross section of described first combustion process room is sub-circular, and the cross section of described second combustion process room is squarish so that described novel pyrolytic gasification and melting environment-friendly stove cross-sectional outer is in approximation arched door shape;
It is additionally provided with high temp jacket on the sealing plate of described feeding mouth;
Air outlet independence air feed is passed through by air feed system respectively in described first combustion process room, dual firing chamber, the 3rd combustion room;
Described method includes:
Pending garbage is put into the first combustion process room by the feeding mouth of body of heater upper end, starts blower fan and blow to the first combustion process room by presetting the excess air coefficient air outlet from body of heater lower end, ignition;
Garbage drying, pyrolytic gasification, the burning of weary oxygen during declining form slag after melting, and rotated fire grate is discharged after pulverizing;
While the slag that air is formed during up after to burning is lowered the temperature, the air participating in burning is preheated, makes the ignition temperature of the first combustion process chamber reach first and preset ignition temperature;
Be dried, pyrolysis, the flue gas upwards that formed in the downward flue gas that formed in gasification and combustion process enter into dual firing chamber by being arranged on first interface channel on high-temperature heat-conductive wall top after converging;
Enter to preset second after the flue gas of dual firing chamber is sufficiently mixed with the air being sent into dual firing chamber by air outlet and be pyrolyzed under ignition temperature;
A small amount of flue gas being pyrolyzed the most completely enters the 3rd combustion room by the second interface channel, presets being pyrolyzed completely under ignition temperature after being sufficiently mixed with the air being sent into the 3rd combustion room by air outlet second;
The default excess air coefficient of described first combustion process room is 1.05 ~ 1.2;And/or, described first to preset ignition temperature be 760 ~ 860 DEG C;And/or, described second to preset ignition temperature be 850 ~ 1200 DEG C;And/or, pyrolysis smoke was more than 3 seconds in the time of staying of the second combustion process room.
The method that garbage is processed the most according to claim 1, it is characterised in that described garbage is house refuse, the dangerous solid industrial garbage of nothing, dangerous solid industrial garbage, mud or liquid debris.
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