CN106989400B - A kind of application method of absorption VOCs exhaust gas solid waste accumulation of heat Boiling Combustion subsiding and purifying devices - Google Patents

A kind of application method of absorption VOCs exhaust gas solid waste accumulation of heat Boiling Combustion subsiding and purifying devices Download PDF

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CN106989400B
CN106989400B CN201710268244.1A CN201710268244A CN106989400B CN 106989400 B CN106989400 B CN 106989400B CN 201710268244 A CN201710268244 A CN 201710268244A CN 106989400 B CN106989400 B CN 106989400B
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heat
accumulation
combustion
solid waste
temperature
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CN106989400A (en
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杨松
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Heze Enze Building Materials Co ltd
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    • 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
    • F23G5/08Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating
    • F23G5/14Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating including secondary combustion
    • F23G5/16Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating including secondary combustion in a separate combustion chamber
    • 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
    • F23G5/00Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/44Details; Accessories
    • F23G5/442Waste feed arrangements
    • F23G5/444Waste feed arrangements for solid waste
    • 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
    • F23G5/46Recuperation of heat
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23JREMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J15/00Arrangements of devices for treating smoke or fumes
    • F23J15/02Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
    • F23J15/022Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23JREMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J15/00Arrangements of devices for treating smoke or fumes
    • F23J15/06Arrangements of devices for treating smoke or fumes of coolers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2206/00Waste heat recuperation
    • F23G2206/20Waste heat recuperation using the heat in association with another installation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23JREMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J2215/00Preventing emissions
    • F23J2215/30Halogen; Compounds thereof
    • F23J2215/301Dioxins; Furans
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23JREMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J2217/00Intercepting solids
    • F23J2217/60Intercepting solids using settling/precipitation chambers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23JREMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J2700/00Ash removal, handling and treatment means; Ash and slag handling in pulverulent fuel furnaces; Ash removal means for incinerators
    • F23J2700/001Ash removal, handling and treatment means
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00Combustion technologies with mitigation potential
    • Y02E20/30Technologies for a more efficient combustion or heat usage

Abstract

The present invention relates to volatile organic compound from waste gas Treatment process fields, and in particular to a kind of application method of absorption VOCs exhaust gas solid waste accumulation of heat Boiling Combustion subsiding and purifying devices, it is characterized in that:The technical solution purified using heat-accumulation combustion twice, i.e. an accumulation of heat Boiling Combustion cyclonic separation fused salt patch sticks sticks with secondary heat-accumulation combustion sedimentation separation fused salt patch, VOCs exhaust gas solid waste burns efficiency, purification efficiency target are adsorbed around improving, burner hearth, accumulation of heat returning charge room, heat-accumulation combustion sedimentation room temperature control are designed at 850~950 DEG C, residence time is 5s, hot calcination lapse rate≤5% of clinker.

Description

A kind of absorption VOCs exhaust gas solid waste accumulation of heat Boiling Combustion subsiding and purifying devices Application method
Technical field
The present invention relates to volatile organic compound from waste gas Treatment process fields, and in particular to a kind of absorption VOCs exhaust gas is solid The application method of body waste accumulation of heat Boiling Combustion subsiding and purifying device.
Background technology
The gaseous pollutant of industrial discharge is the main source of air environmental pollution object, and wherein volatile organic compounds is useless Gas (VOCs) is the gaseous pollutant for all having to environment serious harm effect, while being also to influence operating personnel in workplace Health occupational source, it is extensively from the chemistry work such as paint, coating, application, lubricating oil, rubber Industry.Since it acts on the considerable damage of human body and natural environment, country has put into effect relevant laws and regulations and it is administered and is discharged Strictly controlled.The currently used processing method of VOCs treatment technology has combustion method, chemical oxidization method, chemical absorbing Method, absorption method, bioanalysis etc..Wherein absorption method is a kind of common organic waste-gas purification effective ways, is to utilize various solids Adsorbent(Such as activated carbon, activated carbon fibre, molecular sieve)The method that adsorption cleaning is carried out to the pollutant in discharge exhaust gas.It inhales Attached method equipment is simple, applied widely, purification efficiency is high, is a kind of traditional waste gas pollution control and treatment technology, and most widely used at present Treatment process.Adsorbent generally use granular activated carbon and activated carbon fibre at present are given up after adsorbing organic exhaust gas as solid Gurry, this kind of adsorbent can be used the regeneration of the methods such as heat-activated, solvent recovery and use, generally require and be uniformly sent to solid The unit of waste treatment qualification is disposed, and not only logistics and cost of disposal are higher, the adsorption efficiency after activating and regenerating also under Drop, cost are usually above the cost purchased again.With coal, zeolite, diatomite, haydite, circulating fluidized bed combustion coal boiler fly ash Become solid waste Deng for low cost active adsorbent made of raw material, after adsorbing organic exhaust gas, if using activating and regenerating Method, cost is even more far above the cost purchased again, therefore the use of unit is handled as modes such as garbage loading embeadings, To be polluted to soil, surface water, how inexpensive effectively disposition is adsorbed VOCs exhaust gas solid waste and is remained using it Residual heat value is problem in the art.Chinese invention patent(Patent No. 200910097419.2, patent name are rapid boil Composite circulating fluidized bed waste incinerator)Turbulent and boiling combined-circulation fluidized bed refuse incinerator is disclosed, is characterized in:Including burner hearth (13) it is equipped with boiling-house (1), ebullated bed is equipped in boiling-house (1) with cyclone separator (8), the lower part of the burner hearth (13), Rubbish feeding mouth (6) is provided in the middle part of burner hearth (13), the top (7) of the burner hearth (13) is connected with cyclone separator (8), rotation The lower part of wind separator (8) is connected by material returning device (5) with boiling-house (1), the outlet on cyclone separator (8) top and arrangement There is the flue (14) of heating surface to be connected, it is characterised in that:Being equipped between the rubbish feeding mouth (6) and boiling-house (1) can make Rubbish tilts the turbulence chamber (3) of transfer, and the turbulence chamber (3) includes air distribution plate, is furnished on air distribution plate and arranges at a certain distance And the extraneous blast cap (4) with turbulence chamber (3) of connection;The blast cap (4) is segment type structure;Cyclone separator (8) top Outlet is connected with the upper end of smoke settlement dual firing chamber (9), and the smoke settlement dual firing chamber (9) is one and is surrounded by fin panel casing Exhaust gases passes, the lower end of smoke settlement dual firing chamber (9) is connected with the lower part for rising room (12), rise room (12) for be disposed with by The exhaust gases passes in hot face, the top for rising room (12) are connected with flue (14).Chinese invention patent(Patent No. 200910235361.3 patent name is a kind of refuse incinerator of circulating fluid bed)Disclose a kind of recirculating fluidized bed rubbish Burning boiler, it is characterized in that:Including Steel Structure and the burner hearth ontology being arranged on the Steel Structure, middle part flue, back-end ductwork And drum, flue gas separation unit and feeding back device, the flue gas separation unit and the feed back are provided in the middle part flue Device is connect with the burner hearth ontology respectively, and the back-end ductwork is connect with the flue gas separation unit, the burner hearth ontology and Boiler circuit is provided in the back-end ductwork, the boiler circuit is connect with the drum, which is characterized in that the burner hearth sheet Body includes:Top water-evaporating furnace, is provided with exhanst gas outlet, and the exhanst gas outlet is used to guide flue gas into the flue gas point From device;Adiabatic furnace, is provided with garbage inlet, overfire air port and feed back entrance, and the feed back entrance is used for Connect the feeding back device, the longitudinal section of the Adiabatic furnace be it is wide at the top and narrow at the bottom trapezoidal, the Adiabatic furnace It is funnelform air distribution plate that structure is provided at bottom port, and deslagging nozzle and multiple rows of blast cap, institute are provided on the air distribution plate It states deslagging nozzle to be arranged in the centre of multiple rows of blast cap, the angle of inclination of the funnel surface of the air distribution plate is 15 °~25 °, institute It states Adiabatic furnace bottom and is connected with air compartment of water cooling, be provided with First air entrance on air compartment of the water cooling and be used for Connection starts the combustion port of burner, and the working medium heating surface of air compartment of the water cooling is connected by pipeline and the drum It connects, air compartment of the water cooling includes upper collecting chamber, lower header and the membrane type being set between the upper collecting chamber and the lower header Box-shaped air compartment is collectively formed in water-cooling wall, the upper collecting chamber, the lower header and the fin panel casing, and the air distribution plate setting exists In the upper collecting chamber, air compartment of the water cooling is also associated with scum pipe;Middle part adiabatic furnace, for being separately connected the top Water-evaporating furnace and the Adiabatic furnace;Wherein, the middle part adiabatic furnace and the Adiabatic furnace are without heated The heat is put into the pre- of rubbish by face chamber structure, the heat loss for preventing from generating after incineration firing for the later stage Heat and light, convection bank is provided in the back-end ductwork, the convection bank is connect with the drum, the convection bank For the tube bank being spaced substantially equidistant along the back-end ductwork width direction, the tube bank is in the horizontal direction with horizontal line at 10 °~15 ° Angle.Chinese invention patent(Patent No. 201510997734.6, patent name are fused salt regenerative apparatus)Disclose one kind Fused salt regenerative apparatus, it is characterized in that:Including fused salt regenerative furnace, oil storage tank, plate heat exchanger, heat preservation storage water tank, the fused salt stores Hot stove includes furnace body and is arranged in the perpendicular of furnace interior encapsulation fused salt uniformly distributed in such a way that equilateral triangle or regular hexagon arrange Pipe, vertical tube tube wall are tied with heat tape outside;Filled with the conduction oil as heat exchanging fluid in furnace body;The oil storage tank is stored with fused salt Hot stove is connected, for storing conduction oil;Fused salt regenerative furnace is connected with plate heat exchanger, plate heat exchanger and heat preservation storage water tank It is connected.Chinese invention patent(Patent No. 201610837319.9, patent name be a kind of solid waste treatment process and Processing system)A kind of solid waste treatment process and processing system are disclosed, it is characterized in that:Include the following steps:1)Pass through Solid waste is inputted multiple-hearth furnace by material-transporting system, and the lower layer of the multiple-hearth furnace is equipped with several burners, solid waste In multiple-hearth furnace from the top down successively in dropping process respectively by dry, pyrolysis and combustion process, the cigarette after pyrolysis and burning Gas mixture is delivered to forecooler from furnace roof discharge after dust pelletizing system dedusting, and the residue after pyrolysis is expelled to residue storage from furnace bottom Slot;2)Smoke mixture carries out flue gas cool-down by spraying cooling water in forecooler and initial water wash is handled, while part Grain object and acid contaminant are dissolved in water;3)The flue gas and cooling water of pre-cooled device cooling processing are together from the outlet at bottom of forecooler Pipeline enters wet scrubber tower, carries out flue gas pollutant washing and gas-liquid separation processing, by particle waste in flue gas and water-soluble Property dirt separation, organic and combustible exhaust gas not soluble in water and uncombusted import RTO regenerative combustion furnaces;Liquid after washed It is expelled to circulating water chennel from wash tower bottoms;4)The exhaust gas of washed processing is fully burnt in RTO regenerative combustion furnaces After discharge.
Conventional example one is by the way of twice combustion to solid waste(Rubbish)It is burned(Pyrolysis)Processing, examination Figure is by increasing the residence time of burner hearth, dual firing chamber to ensure that pollutant effectively decomposes, it is well known that and msw water content is higher, Its moisture forms superheated steam and is discharged with flue gas during hearth combustion, in addition the N in air2It is also non-combustible part, meeting Taking away amount of heat causes fire box temperature to reduce, and in other words garbage fuel thermic load is relatively low, necessarily causes rubbish in burner hearth, two combustions The temperature of room burning is not high, if in dual firing chamber(Rise room, flue)It arranges heating surface, will be unable to ensure《Consumer waste incineration Contamination control standard》The purification condition that GB 18485-2014 are required, i.e. incineration temperature >=850 DEG C in burner hearth, at this temperature Gas residence time >=2s, easily formation disposition difficulty are big, environmental pollution endangers Chong bioxin pollutants etc..And equipment is flat Burner hearth and dual firing chamber relatively far apart, are easy in the flue for making particulate matter be deposited on the two connection, on the one hand lead to cigarette in the arrangement of face Road high temperature corrosion, on the other hand blocking flue makes flue gas not to be discharged normally, and thermal expansion causes furnace operation environment to be become by negative pressure For positive pressure so that pollutant is leaked from burner hearth.There are following for the refuse incinerator of circulating fluid bed that conventional example two designs Shortcoming:First, variation is to eliminate the fin panel casing of middle part and lower furnace compared with existing circulating fluidized bed boiler Equal heating parts, to ensure that the temperature of burner hearth, advantage are to ensure that rubbish being capable of sustained combustion(Pyrolysis), the disadvantage is that the bed of material(Fluidisation Layer)Cannot be too thick, the thicker bed of material will produce that fluidisation is uneven, localized hyperthermia will produce coking phenomenon in this heat-accumulation combustion, but It is that the bed of material is too thin and meeting is because garbage fuel thermic load not enough cause fire box temperature not reach effective pyrolysis temperature(≥850 ℃);Two assume that burner hearth middle and lower part temperature reaches effective pyrolysis temperature(≥850℃), garbage fuel thermic load is enough, burner hearth Fin panel casing is not arranged in middle and lower part, it is desirable to which air compartment air output increases to prevent burner hearth coking, when being stopped to meet rubbish Between requirement, it is necessary to burner hearth is built into obtain higher, the expense of investment will greatly increase, while also imply that excess air coefficient adds Greatly, gross contamination emission increases;Third, the flue dust in flue gas after material returning device cyclonic separation directly with heating surface metal component Contact necessarily causes heating surface metal component by particulate matter erosive wear, and Cl is contained in flue gas-、SO2Equal pollutants are heating surface gold Metal elements high temperature corrosion main reason.Fused salt in three fused salt regenerative furnace of conventional example mainly plays accumulation of heat and heat conductor is made With being very difficult to apply in solid waste pyrolytic technique field.If the multiple-hearth furnace that conventional example three designs is inhaled using in processing There are following technical barriers in attached VOCs exhaust gas solid waste:First, multiple-hearth furnace temperature is not high(450-650℃), solid waste Object is insufficient contact with oxygen in stove, and the volatile organic compounds of part incomplete combustion is with tail gas is washed and gas-liquid point It is sent to regenerative combustion furnace burning from processing, then combustible component such as volatile organic compounds, CO, H in tail gas2Etc. accountings It is relatively low, necessarily lead to the reduction of regenerative combustion furnace thermic load, as a result necessarily in-furnace temperature continues to decline and fire end.Second is that Multiple-hearth furnace temperature is not high(450-650℃)If containing Cl in characteristic contamination-The basic component of equal He Cheng bioxin, just forms Disposition difficulty is big, environmental pollution endangers Chong bioxin pollutants.
Invention content
In view of the deficiencies of the prior art, the object of the present invention is to provide a kind of absorption VOCs exhaust gas solid waste accumulation of heats boilings The application method of burning subsiding and purifying device is risen, it is characterized in that:
Step 1, absorption VOCs exhaust gas solid waste regeneration fuel particles are sent into burner hearth by spiral feeding assembly, in water Gauze aerofoil is uniformly laid with the 30cm bed of materials (fluosolids), then sends out First air to water cooled wind chamber component, ensures that cloth wind is uniform, material Laminarization is good, then starts firing point ignition combustor and heats up to hearth body and reach ignition temperature, solid waste regeneration combustion Material particle rolls heat-accumulation combustion in fluosolids, and surface ashes successively peel off, and is carried from high-temperature flue gas to flowing at the top of hearth body, The scum pipe of the water cooled air compartment component of slag of after-flame is discharged.
Step 2, high-temperature flue gas carry ash particles and enter accumulation of heat returning charge room through vortex flue by hearth body top exit, High-temperature flue gas is thrown to accumulation of heat along accumulation of heat returning charge chamber body wall tangent to periphery rapid flow, ash particles under the action of cyclonic separation Returning charge chamber body wall, uncombusted combustible component burn away, non-combustible component and lower melting-point ash content is in accumulation of heat in ashes Returning charge chamber body wall forms molten condition, and surface is in molten condition to the fused salt patch in accumulation of heat returning charge chamber body at high temperature, is being melted The surface adhesion force effect of object and the cyclonic separation effect of high-temperature flue gas, ash particles are attached on the melting of accumulation of heat returning charge chamber body wall In object, wherein chlorinated organics, organic fluorocompound, sulfurous organic compound burns away decomposition and anti-with the components such as calcium, silicon, magnesium herein Should be formed high-melting-point slag ash along accumulation of heat returning charge chamber body wall fall on collection slag bath be discharged through slag dropping tube, Boiling Combustion technique system of accumulation of heat Measuring control point is arranged in the high-temperature flue gas outlet of system, controls temperature≤950 DEG C, by adjusting absorption VOCs exhaust gas solid waste regenerations Fuel particle addition, the frequency of accumulation of heat returning charge room deslagging, First air(Fresh wind)Blending Secondary Air is controlled.
Step 3, the purified high-temperature flue gas in accumulation of heat returning charge room is after high-temperature flue gas outlet discharge, through accumulation of heat second-time burning The gas inlet of subsiding and purifying system enters accumulation of heat second-time burning clean room, and accumulation of heat second-time burning clean room is settled by heat-accumulation combustion IV 4 room I, heat-accumulation combustion expansion chamber II, heat-accumulation combustion expansion chamber III, heat-accumulation combustion expansion chamber autonomous closure heat-accumulation combustions are heavy Chamber body composition drops, and adjacent heat-accumulation combustion settles chamber body and shares a face inner wall, and locular wall is shared per face and is designed with shared exhaust gases passes, The shared exhaust gases passes position that the two sides of each autonomous closure heat-accumulation combustion expansion chamber shares on locular wall is staggered up and down relatively, The high-temperature flue gas for carrying comparatively fine ash particles is fired through gas inlet is tortuous successively by heat-accumulation combustion expansion chamber I, accumulation of heat Burn expansion chamber II, heat-accumulation combustion expansion chamber III, heat-accumulation combustion expansion chamber IV shared exhaust gases passes, ash particles combustible component after Afterflame burns decomposition caused heat release, and the surface that ash particles hit wall in heat-accumulation combustion expansion chamber body loses in the fused salt patch of molten condition Kinetic energy is simultaneously sticked, undecomposed chlorinated organics, organic fluorocompound, sulfurous organic compound etc. burn away herein decomposition and with The component reactions such as calcium, silicon, magnesium form high-melting-point slag ash, and wall is under gravity along autonomous closure heat-accumulation combustion expansion chamber body It is deposited to slag mouth to be discharged through lag cooler, slag ash is through dust device, jacket type air-cooled spiral conveyer, pass air-valve, drum slag cooling group Temperature is less than 60 DEG C after part cooling, completes purified high-temperature flue gas row up to standard after exhanst gas outlet enters heat-exchange system heat exchange It puts.
Step 4, since the ash particles heat release that burns away keeps heat-accumulation combustion sedimentation chamber body constantly improve, NO in order to controlXIt is dirty The discharge capacity for contaminating object needs the temperature for controlling heat-accumulation combustion sedimentation chamber body, the two of emission is extracted from heat-exchange system outlet end Secondary wind is sent into heat-accumulation combustion expansion chamber I through circular cone comb blast cap, Secondary Air temperature between 160~170 DEG C, oxygen amount 6~9% it Between, circular cone comb blast cap includes pedestal, secondary air inlet, ventilation hole, watt grid, air distribution plate, and by adjusting percent opening, percent opening is i.e. logical Air holes and secondary air inlet area ratio, the air quantity of Secondary Air is sent into accurate adjustment, in accumulation of heat second-time burning subsiding and purifying system Exhanst gas outlet measuring control point is set, be sent into Secondary Air air quantity be required to meet the temperature of exhanst gas outlet setting measuring control point 850~ Between 950 DEG C, oxygen amount is between 5~6%.
Inventor has found that the combustion method of solid waste has layer combustion, Boiling Combustion and suspension combustion three categories, fires It is more suitable by the way of Boiling Combustion to burn the high absorption VOCs exhaust gas solid waste of high ash content, lower calorific value, moisture content It closes, according to《Consumer waste incineration contamination control standard》GB 18485-2014 are required, incineration temperature >=850 DEG C in burner hearth, Gas residence time >=2s at a temperature of this takes following technical scheme to ensure above-mentioned burning condition:First, with existing skill Art scheme is to eliminate the heating parts such as the fin panel casing of burner hearth compared to variation, to ensure the temperature and solid waste of burner hearth The residence time of object, burner hearth fluidized particales thickness are designed as 30cm, ensure that solid waste accumulation of heat of roll in fluidized particales is fired It burns(Pyrolysis), coking phenomenon is will produce to avoid generation from fluidizing uneven, localized hyperthermia, design cylinder water-cooling wall wall is laid in Solid waste heat-accumulation combustion layer(Fluosolids)Hearth outer wall and air distribution plate, air compartment, elevation design are higher than solid waste accumulation of heat Burning zone(Fluosolids)30cm;Second, build block near burner hearth and accumulation of heat returning charge room, heat transfer between burner hearth and accumulation of heat returning charge room and Ash fusion object ensure that accumulation of heat returning charge room temperature compared with burner hearth higher and can reach design to the insulation effect of accumulation of heat returning charge room 850 DEG C of temperature more than, accumulation of heat returning charge chamber interior walls design fused salt patch under high temperature environment surface be in molten condition, in fused salt Under the adsorption effect of patch and under the cyclonic separation effect of high-temperature flue gas, ash particles are attached on accumulation of heat returning charge room in flue gas In the fusant of wall, wherein chlorinated organics, organic fluorocompound, sulfurous organic compound burn away herein decomposition and with calcium, silicon, magnesium Etc. component reactions formed high-melting-point slag ash along accumulation of heat returning charge locular wall fall on collection slag bath be discharged through slag dropping tube;Third, burner hearth, accumulation of heat are returned Material room ensure that solid waste reaches national respective standard in the residence time of effective temperature jointly, it is ensured that dioxin, HCl, The purification efficiency of the pollutants such as mercury and mercuric compounds, CO, particulate matter, solid waste burn away in accumulation of heat returning charge room and are equivalent to Burner hearth acts on, and also makes burner hearth that need not design very high, has saved investment cost.
Inventor find, accumulation of heat returning charge chamber interior walls design fused salt patch components by circulating fluidized bed combustion coal boiler fly ash, K2SO4、Na2SO4, stainless steel fibre, p-tert-butylphenol formaldehyde resin constitute, roll-in be uniformly mixed through being sintered, fused salt K in patch2SO4、Na2SO4Component its surface at 850~950 DEG C is in molten condition, and fused salt patch is made to have prodigious table Face adhesive force generates adhesion to ash particles in flue gas, can trap the ash for throwing to accumulation of heat returning charge locular wall through cyclonic separation Cinder particle, in ash particles undecomposed chlorinated organics, organic fluorocompound, sulfurous organic compound burn away herein decomposition and with The component reactions such as calcium, silicon, magnesium form high-melting-point slag ash, fall off under the washing away of high-temperature flue gas and fall on collection slag along accumulation of heat returning charge locular wall Pond is discharged through slag dropping tube, substantially increases the pollutants such as chlorinated organics, organic fluorocompound, sulfurous organic compound at 850 DEG C or more It is pyrolyzed the residence time in temperature, is capable of clinker ignition loss≤5% of reliable guarantee slag ash, reaches《Consumer waste incineration contamination control mark It is accurate》GB 18485-2014 requirements, improve the purification efficiency of particulate matter, while K2SO4、Na2SO4For active alkali metal salt Class meets water, HCl, SO in high-temperature flue gas2, heavy metal(Such as mercury and mercuric compounds, lead, arsenic), generate at high temperature a series of Complicated combination reaction, ultimately produce the salt of environmental sound to achieve the purpose that pollutant be reduced.
Inventor has found that fused salt patch design is regular hexagon, can be at high temperature to all directions even inflation, fused salt Component circulating fluidized bed combustion coal boiler fly ash, stainless steel fibre aggregate can stablize overall structure in patch, and reduction is returned from accumulation of heat The probability that material chamber body falls off.
Inventor has found that it is vortex flue that burner hearth is connect Flue duct design with accumulation of heat returning charge room, and high-temperature flue gas is returned along accumulation of heat Expect that chamber interior walls circumferencial direction tangent line enters, improve the efficiency of the cyclonic separation of ash particles, substantially also improves fused salt patch The efficiency of the trapping ash particles of piece, characteristic contamination chlorinated organics, organic fluorocompound, the sulfur-bearing being adsorbed in particulate matter have Machine object generates the salt of environmental sound with component reactions such as calcium, silicon, magnesium under the high temperature conditions.
Inventor has found, if having Cl in the characteristic contamination of workplace-With heavy metal etc., in the pollutant of discharge HCl, particulate matter etc. exchange hot systems and generate corrosion, wear, pollute the environment.Therefore two-step purification mode is devised, one Grade purification is completed by Boiling Combustion of accumulation of heat, i.e., burner hearth and accumulation of heat returning charge room are completed, after operation principle is burner hearth Boiling Combustion Into accumulation of heat returning charge room under the adsorption effect and cyclonic separation effect of fused salt patch, ash fusion object, ashes in flue gas Particle is attached in the fusant of accumulation of heat returning charge locular wall, and wherein chlorinated organics, organic fluorocompound, sulfurous organic compound continue herein Combustion decomposition simultaneously falls on collection slag bath through slag dropping tube with component reactions formation high-melting-point slag ashes such as calcium, silicon, magnesium along accumulation of heat returning charge locular wall Discharge;Secondary purification is completed by accumulation of heat second-time burning clean room, and operation principle is inhaled on the surface of fused salt patch, ash fusion object Under attached effect and gravity settling separation effect, ash particles are attached in the fusant of secondary heat-accumulation combustion sedimentation locular wall, wherein Undecomposed chlorinated organics, organic fluorocompound, sulfurous organic compound etc. burn away herein decomposition and with the components such as calcium, silicon, magnesium Reaction forms high-melting-point slag ash and is deposited to slag mouth along autonomous closure heat-accumulation combustion expansion chamber body wall to be discharged through lag cooler, is carried significantly High HCl, SO2, heavy metal and particulate matter purification efficiency.
Inventor has found that the purpose that heat-accumulation combustion expansion chamber I designs circular cone comb blast cap is:First, trepanning can be adjusted flexibly The air quantity of Secondary Air is sent into rate, percent opening, that is, ventilation hole and secondary air inlet area ratio, accurate adjustment, is exactly substantially accurate Adjustment dispatching oxygen amount, controls excess air coefficient, achievees the purpose that not reduce efficiency of combustion and the total amount of pollutant lowers;Second is that control The temperature of heat-accumulation combustion expansion chamber processed is between 850~950 DEG C, since the ash particles heat release that burns away makes heat-accumulation combustion settle Room is constantly improve, and excessively high temperature is unfavorable for the safety and NO of equipmentXThe control of pollutant, and Secondary Air goes out from heat-exchange system The emission of mouth end reflux, between 160~170 DEG C, oxygen amount can be good at passing through feeding temperature between 6~9% Secondary air flow adjust heat-accumulation combustion expansion chamber temperature.
Inventor has found that burner hearth, accumulation of heat returning charge room temperature are excessively high, are also detrimental to NOXThe control of pollutant should control it Temperature, can be by adjusting absorption VOCs exhaust gas solid waste regeneration fuel particles addition, storage between 850~950 DEG C The frequency of hot returning charge room deslagging, First air(Fresh wind)Blending Secondary Air is controlled.
Inventor's discovery, according to《Consumer waste incineration contamination control standard》GB 18485-2014 requirements, burner hearth is interior to be burned Temperature >=850 DEG C, gas residence time >=2s at this temperature, hot calcination lapse rate≤5% of clinker, therefore this case design burner hearth, At 850~950 DEG C, the residence time is designed as 5s, the hot calcination lapse rate of clinker for accumulation of heat returning charge room, heat-accumulation combustion sedimentation room temperature control Design≤5%.
Compared with the existing technology, the present invention at least contains and has the advantage that:First, by the way of accumulation of heat Boiling Combustion:By Burner hearth and accumulation of heat returning charge room are completed, and block is built near burner hearth and accumulation of heat returning charge room, and heat transfer each other ensure that heat-accumulation combustion Environment;Second, the heating parts such as the fin panel casing of burner hearth are eliminated, to ensure the stop of the temperature and solid waste of burner hearth Time, burner hearth fluidized particales thickness are designed as 30cm, ensure that solid waste is rolled heat-accumulation combustion in fluidized particales(Pyrolysis), Coking phenomenon is will produce to avoid generation from fluidizing uneven, localized hyperthermia, it is useless that design cylinder water-cooling wall wall lays entire solid Gurry heat-accumulation combustion layer(Fluosolids)Hearth outer wall and air distribution plate, air compartment;Block, stove are built near third, burner hearth and accumulation of heat returning charge room Heat transfer and ash fusion object between thorax and accumulation of heat returning charge room ensure that accumulation of heat returning charge room temperature to the insulation effect of accumulation of heat returning charge room Degree can be compared with burner hearth higher, and surface is in molten condition to the fused salt patch of accumulation of heat returning charge chamber interior walls design under high temperature environment, molten Under the adsorption effect of salt patch and under the cyclonic separation effect of high-temperature flue gas, ash particles are attached on accumulation of heat returning charge in flue gas In the fusant of locular wall, wherein chlorinated organics, organic fluorocompound, sulfurous organic compound burn away herein decomposition and with calcium, silicon, The component reactions such as magnesium formation high-melting-point slag ash falls on collection slag bath along accumulation of heat returning charge locular wall and is discharged through slag dropping tube;4th, burner hearth, accumulation of heat Returning charge room ensures that solid waste reaches national respective standard in the residence time of effective temperature jointly, it is ensured that dioxin, The purification efficiency of the pollutants such as HCl, mercury and mercuric compounds, CO, particulate matter also makes burner hearth that need not design very high, has saved investment Expense;5th, accumulation of heat second-time burning clean room forms claustra knot by building block near four autonomous closure heat-accumulation combustions sedimentation chamber bodies Structure reduces heat dissipation area, is effectively accomplished the purpose of heat preservation and accumulation of heat, carries the high-temperature flue gas of ash particles in position phase To Tortuous flow in the exhaust gases passes that are staggered up and down, ash particles is on the one hand made to hit wall in heat-accumulation combustion expansion chamber body Fused salt patch loses kinetic energy and is sticked, and is on the other hand deposited to bottom under gravity;6th, due to adsorbing VOCs exhaust gas Solid waste burns have the factors such as high ash content, lower calorific value, moisture content height, characteristic contamination complexity, subtract to reach pollutant Measure qualified discharge and the purpose using its remaining calorific value, the technical solution purified using heat-accumulation combustion twice, i.e. accumulation of heat boiling It rises burning cyclonic separation fused salt patch to stick and stick with secondary heat-accumulation combustion sedimentation separation fused salt patch, around improving absorption VOCs Exhaust gas solid waste burns efficiency, purification efficiency target, design burner hearth, accumulation of heat returning charge room, heat-accumulation combustion settle room temperature control System is at 850~950 DEG C, residence time 5s, hot calcination lapse rate≤5% of clinker;7th, since apparatus cost cost is relatively low, adapt to The improvement demand of difference absorption VOCs exhaust gas solid waste discharge units, without being sent to disposition of solid waste qualification Unit is disposed, and reduces logistics and cost of disposal, at the same avoid occur in transportational process pollutant drop, odor leakage and Phenomena such as water clock, occurs;8th, using absorption VOCs exhaust gas solid waste combustible component combustion decomposition heat releases, substantially have The remaining calorific value of absorption VOCs exhaust gas solid waste is utilized in effect, has not only reduced the discharge of pollutant, but also saved the energy;The Nine, whole device avoids pollutant to environmental effects to greatest extent in closed working environment automatic running.
Description of the drawings
Fig. 1 is a kind of master of the application method of absorption VOCs exhaust gas solid waste accumulation of heat Boiling Combustion subsiding and purifying devices Depending on structural schematic diagram.
Fig. 2 is a kind of bowing for application method of absorption VOCs exhaust gas solid waste accumulation of heat Boiling Combustion subsiding and purifying devices Depending on structural schematic diagram.
Fig. 3 is an a kind of left side for the application method of absorption VOCs exhaust gas solid waste accumulation of heat Boiling Combustion subsiding and purifying devices Depending on structural schematic diagram.
Fig. 4 is a kind of A of the application method of absorption VOCs exhaust gas solid waste accumulation of heat Boiling Combustion subsiding and purifying devices Partial enlargement arrangement schematic diagram.
Fig. 5 is a kind of B of the application method of absorption VOCs exhaust gas solid waste accumulation of heat Boiling Combustion subsiding and purifying devices Full-page proof structural schematic diagram.
Fig. 6 is a kind of C of the application method of absorption VOCs exhaust gas solid waste accumulation of heat Boiling Combustion subsiding and purifying devices Full-page proof structural schematic diagram.
Fig. 7 is a kind of D of the application method of absorption VOCs exhaust gas solid waste accumulation of heat Boiling Combustion subsiding and purifying devices Partial enlargement structural representation.
Fig. 8 is a kind of E of the application method of absorption VOCs exhaust gas solid waste accumulation of heat Boiling Combustion subsiding and purifying devices Partial enlargement structural representation.
I-Boiling Combustion process system II-accumulation of heat second-time burning subsiding and purifying the system of accumulation of heat one time
1- burner hearth 2- high-temperature flue gas outlet 3- accumulation of heat returning charges room 4- hearth bodies
5- accumulation of heat returning charge chamber body 6- collection slag bath 7- water-cooled distributor 8- scum pipes
9- spiral feeding assembly 10- start-up burner 11- water cooled wind chamber component 12- slag dropping tubes
13- fused salt patch 14- vortex flue 15- accumulation of heat second-time burnings clean room
16- heat-exchange system 17- lag cooler 18- heat-accumulation combustions expansion chamber I
II 20- heat-accumulation combustions expansion chamber III of 19- heat-accumulation combustions expansion chamber
IV 22- gas inlet 23- circular cone comb blast caps of 21- heat-accumulation combustions expansion chamber
24- exhanst gas outlet 25- slag mouth 26- heat-accumulation combustions settle chamber body 27- pedestals
30- watts of grid 31- air distribution plate 32- dust device of 28- secondary air inlet 29- ventilation holes
33- jacket type air-cooled spiral conveyers 34- closes air-valve 35- drum slag cooling components.
Specific implementation mode
The present invention is described further with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, a kind of absorption VOCs exhaust gas solid waste accumulation of heats The application method of Boiling Combustion subsiding and purifying device, it is characterized in that:
Step 1, absorption VOCs exhaust gas solid waste regeneration fuel particles are sent into burner hearth 1 by spiral feeding assembly 9, Water-cooled distributor 7 is uniformly laid with the 30cm bed of materials (fluosolids), then sends out First air to water cooled wind chamber component 11, ensures that cloth wind is equal Even, bed of material fluidisation is good, then starts firing point ignition combustor 10 and heats up to hearth body 4 and reach ignition temperature, solid waste Object generative fuel particle rolls heat-accumulation combustion in fluosolids, and surface ashes are successively peeled off, carried from high-temperature flue gas to hearth body 4 Top is flowed, and the scum pipe 8 of the water cooled air compartment component of the slag of after-flame 11 is discharged.
Step 2, high-temperature flue gas carry ash particles and enter accumulation of heat returning charge through vortex flue 14 by 4 top exit of hearth body Room 3, high-temperature flue gas are thrown along 5 wall tangent to periphery rapid flow of accumulation of heat returning charge chamber body, ash particles under the action of cyclonic separation To 5 wall of accumulation of heat returning charge chamber body, uncombusted combustible component burns away, non-combustible component and lower melting-point ash content in ashes Molten condition is formed in 5 wall of accumulation of heat returning charge chamber body, surface is in molten to the fused salt patch 13 in accumulation of heat returning charge chamber body 5 at high temperature State, in the surface adhesion force effect of fusant and the cyclonic separation effect of high-temperature flue gas, ash particles are attached on accumulation of heat returning charge room In the fusant of 5 wall of body, wherein chlorinated organics, organic fluorocompound, sulfurous organic compound burn away herein decomposition and with calcium, The component reactions such as silicon, magnesium form high-melting-point slag ash and fall on collection slag bath 6 through the discharge of slag dropping tube 12, accumulation of heat along 5 wall of accumulation of heat returning charge chamber body Measuring control point is arranged in the high-temperature flue gas outlet 2 of Boiling Combustion process system I, temperature≤950 DEG C is controlled, by adjusting absorption VOCs exhaust gas solid waste regeneration fuel particles addition, the frequency of accumulation of heat returning charge room deslagging, First air(Fresh wind)Blending Secondary Air is controlled.
Step 3,3 purified high-temperature flue gas of accumulation of heat returning charge room is after the discharge of high-temperature flue gas outlet 2, through the secondary combustion of accumulation of heat The gas inlet 24 for burning subsiding and purifying system II enters accumulation of heat second-time burning clean room 15, and accumulation of heat second-time burning clean room 15 is by storing Hot combustion settling chamber I 18, heat-accumulation combustion expansion chamber II 19, heat-accumulation combustion expansion chamber III 20, heat-accumulation combustion expansion chamber IV 21 4 Autonomous closure heat-accumulation combustion settles chamber body 26 and forms, and adjacent heat-accumulation combustion settles chamber body 26 and shares a face inner wall, is shared per face Locular wall is designed with shared exhaust gases passes, and the two sides of each autonomous closure heat-accumulation combustion expansion chamber 26 shares the shared flue gas on locular wall Channel position is staggered up and down relatively, and the high-temperature flue gas for carrying comparatively fine ash particles is tortuous successively through gas inlet 24 Pass through heat-accumulation combustion expansion chamber I 18, heat-accumulation combustion expansion chamber II 19, heat-accumulation combustion expansion chamber III 20, heat-accumulation combustion expansion chamber IV 21 shared exhaust gases passes, ash particles combustible component burn away decomposition caused heat release, and ash particles hit heat-accumulation combustion expansion chamber The surface of 26 inner wall of body loses kinetic energy and is sticked in the fused salt patch of molten condition, undecomposed chlorinated organics, fluorine-containing Organic matter, sulfurous organic compound etc. burn away herein to be decomposed and forms high-melting-point slag ash along independence with component reactions such as calcium, silicon, magnesium Wall is deposited to slag mouth 25 and is discharged through lag cooler 17 under gravity in 26 body of closing heat-accumulation combustion expansion chamber, and slag ash is through raising Temperature is less than 60 DEG C after grey device 32, jacket type air-cooled spiral conveyer 33, pass air-valve 34, drum slag cooling component 35 cool down, completion Purified high-temperature flue gas enters qualified discharge after heat-exchange system 16 exchanges heat through exhanst gas outlet 24.
Step 4, since the ash particles heat release that burns away keeps heat-accumulation combustion sedimentation chamber body 26 constantly improve, NO in order to controlX The discharge capacity of pollutant, needs the temperature for controlling heat-accumulation combustion sedimentation chamber body 26, and discharge tail is extracted from 16 outlet end of heat-exchange system The Secondary Air of gas is sent into heat-accumulation combustion expansion chamber I 18 through circular cone comb blast cap 23, and Secondary Air temperature is between 160~170 DEG C, oxygen amount Between 6~9%, circular cone comb blast cap 23 includes pedestal 27, secondary air inlet 28, ventilation hole 26, watt grid 30, air distribution plate 31, is passed through Percent opening, percent opening, that is, ventilation hole 26 and 28 area ratio of secondary air inlet are adjusted, the air quantity of Secondary Air is sent into accurate adjustment, Measuring control point is arranged in the exhanst gas outlet 24 of accumulation of heat second-time burning subsiding and purifying system II, and the air quantity for being sent into Secondary Air is required to meet flue gas The temperature of 24 setting measuring control point of outlet is between 850~950 DEG C, and oxygen amount is between 5~6%.
According to the disclosure and teachings of the above specification, those skilled in the art in the invention can also be to above-mentioned embodiment party Formula is changed and is changed.Therefore, the invention is not limited in specific implementation modes disclosed and described above, to the present invention's Some modifications and changes should also be as falling into the scope of the claims of the present invention.In addition, although being used in this specification Some specific terms, these terms are merely for convenience of description, does not limit the present invention in any way.

Claims (6)

1. a kind of application method of absorption VOCs exhaust gas solid waste accumulation of heat Boiling Combustion subsiding and purifying devices, it is characterized in that: Step 1, absorption VOCs exhaust gas solid waste regeneration fuel particles are sent into burner hearth by spiral feeding assembly, in water-cooled distributor The 30cm bed of materials are uniformly laid with, then send out First air to water cooled wind chamber component, ensure that cloth wind is uniform, bed of material fluidisation is good, then Start firing point ignition combustor to heat up to hearth body and reach ignition temperature, solid waste regeneration fuel particle is in fluosolids Roll heat-accumulation combustion, and surface ashes successively peel off, and is carried from high-temperature flue gas to flowing at the top of hearth body, the slag of after-flame is water cooled The scum pipe of air compartment component is discharged;Step 2, high-temperature flue gas carry ash particles by hearth body top exit through vortex flue into Enter accumulation of heat returning charge room, high-temperature flue gas is along accumulation of heat returning charge chamber body wall tangent to periphery rapid flow, work of the ash particles in cyclonic separation Thrown to accumulation of heat returning charge chamber body wall with lower, uncombusted combustible component burns away, in ashes non-combustible component and fusing point compared with Low ash content forms molten condition in accumulation of heat returning charge chamber body wall, and surface is in molten to the fused salt patch in accumulation of heat returning charge chamber body at high temperature Melt state, under the surface adhesion force effect of fusant and the cyclonic separation effect of high-temperature flue gas, ash particles are attached on accumulation of heat In the fusant of returning charge chamber body wall, wherein chlorinated organics, organic fluorocompound, sulfurous organic compound burn away herein decomposition and with Calcium, silicon, magnesium component reaction formation high-melting-point slag ash fall on collection slag bath along accumulation of heat returning charge chamber body wall and are discharged through slag dropping tube;Step 3, The purified high-temperature flue gas in accumulation of heat returning charge room is after high-temperature flue gas outlet discharge, the cigarette through accumulation of heat second-time burning subsiding and purifying system Gas import enters accumulation of heat second-time burning clean room, and accumulation of heat second-time burning clean room is settled by heat-accumulation combustion expansion chamber I, heat-accumulation combustion IV 4 room II, heat-accumulation combustion expansion chamber III, heat-accumulation combustion expansion chamber autonomous closure heat-accumulation combustion sedimentation chamber body compositions are adjacent Heat-accumulation combustion settles chamber body and shares a face inner wall, and locular wall is shared per face and is designed with shared exhaust gases passes, each autonomous closure accumulation of heat The shared exhaust gases passes position that the two sides of combustion settling chamber shares on locular wall is staggered up and down relatively, carries comparatively fine ash The high-temperature flue gas of cinder particle is fired through gas inlet is tortuous successively by heat-accumulation combustion expansion chamber I, heat-accumulation combustion expansion chamber II, accumulation of heat The shared exhaust gases passes of expansion chamber III, heat-accumulation combustion expansion chamber IV are burnt, ash particles combustible component burns away decomposition caused heat release, ash The surface of wall loses kinetic energy and is sticked in the fused salt patch of molten condition in cinder particles hit heat-accumulation combustion expansion chamber body, not Chlorinated organics, organic fluorocompound, the sulfurous organic compound of decomposition burn away herein decomposition and with calcium, silicon, magnesium component reaction shape At high-melting-point slag ash, wall is deposited to slag mouth through lag cooler under gravity along autonomous closure heat-accumulation combustion expansion chamber body Purified high-temperature flue gas qualified discharge after exhanst gas outlet enters heat-exchange system heat exchange is completed in discharge;Step 4, due to ashes The particle heat release that burns away makes the constant temperature of heat-accumulation combustion sedimentation chamber body improve, NO in order to controlXThe discharge capacity of pollutant needs Control the temperature of heat-accumulation combustion sedimentation chamber body;The technical solution purified using heat-accumulation combustion twice, i.e. accumulation of heat boiling combustion Burning cyclonic separation fused salt patch sticks to be sticked with secondary heat-accumulation combustion sedimentation separation fused salt patch, and VOCs exhaust gas is adsorbed around improving Solid waste burns efficiency, purification efficiency target, design burner hearth, accumulation of heat returning charge room, heat-accumulation combustion sedimentation room temperature control exist 850~950 DEG C, residence time 5s, hot calcination lapse rate≤5% of clinker.
2. a kind of absorption VOCs exhaust gas solid waste accumulation of heat Boiling Combustion subsiding and purifying devices according to claim 1 Application method, it is characterized in that:Measuring control point is arranged in the high-temperature flue gas outlet of Boiling Combustion process system of accumulation of heat, by adjusting suction Attached VOCs exhaust gas solid waste regeneration fuel particle addition, the frequency of accumulation of heat returning charge room deslagging, First air blend Secondary Air Control temperature≤950 DEG C of Boiling Combustion process system of accumulation of heat.
3. a kind of absorption VOCs exhaust gas solid waste accumulation of heat Boiling Combustion subsiding and purifying devices according to claim 1 Application method, it is characterized in that:The slag ash is cold through dust device, jacket type air-cooled spiral conveyer, pass air-valve, drum slag cooling component But temperature is less than 60 DEG C after.
4. a kind of absorption VOCs exhaust gas solid waste accumulation of heat Boiling Combustion subsiding and purifying devices according to claim 1 Application method, it is characterized in that:Secondary Air is the emission extracted from heat-exchange system outlet end, and Secondary Air temperature is 160~170 Between DEG C, oxygen amount is between 6~9%.
5. a kind of absorption VOCs exhaust gas solid waste accumulation of heat Boiling Combustion subsiding and purifying devices according to claim 1 Application method, it is characterized in that:Secondary Air is sent into heat-accumulation combustion expansion chamber I through circular cone comb blast cap.
6. a kind of absorption VOCs exhaust gas solid waste accumulation of heat Boiling Combustion subsiding and purifying devices according to claim 1 Application method, it is characterized in that:Circular cone comb blast cap includes pedestal, secondary air inlet, ventilation hole, watt grid, air distribution plate, by adjusting opening Porosity, percent opening, that is, ventilation hole and secondary air inlet area ratio, the air quantity of Secondary Air is sent into accurate adjustment, in the secondary combustion of accumulation of heat Measuring control point is arranged in the exhanst gas outlet for burning subsiding and purifying system, and the air quantity for being sent into Secondary Air is required to meet exhanst gas outlet setting measuring control point Temperature between 850~950 DEG C, oxygen amount is between 5~6%.
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11333411A (en) * 1998-05-25 1999-12-07 Nippon Steel Corp Electric melting furnace for ash treatment and method for operating the same
WO2012176208A1 (en) * 2011-06-22 2012-12-27 Yeda Research And Development Co. Ltd. Apparatus and method for removing sulfur dioxide from flue gases
CN203162937U (en) * 2013-03-29 2013-08-28 武汉凯迪工程技术研究总院有限公司 Water cooling air chamber of biomass circulating fluidized bed boiler
CN204388074U (en) * 2014-12-12 2015-06-10 华西能源工业股份有限公司 A kind of isobaric air compartment being applicable to CFB garbage burning boiler
CN106378352A (en) * 2016-11-18 2017-02-08 华中科技大学 Fused salt heat treatment method for rubbish incineration fly ash

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11333411A (en) * 1998-05-25 1999-12-07 Nippon Steel Corp Electric melting furnace for ash treatment and method for operating the same
WO2012176208A1 (en) * 2011-06-22 2012-12-27 Yeda Research And Development Co. Ltd. Apparatus and method for removing sulfur dioxide from flue gases
CN203162937U (en) * 2013-03-29 2013-08-28 武汉凯迪工程技术研究总院有限公司 Water cooling air chamber of biomass circulating fluidized bed boiler
CN204388074U (en) * 2014-12-12 2015-06-10 华西能源工业股份有限公司 A kind of isobaric air compartment being applicable to CFB garbage burning boiler
CN106378352A (en) * 2016-11-18 2017-02-08 华中科技大学 Fused salt heat treatment method for rubbish incineration fly ash

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