CN106731560B - A kind of house refuse cooperates with power generation by waste combustion waste gas purification minimum discharge system with sludge - Google Patents

A kind of house refuse cooperates with power generation by waste combustion waste gas purification minimum discharge system with sludge Download PDF

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Publication number
CN106731560B
CN106731560B CN201611193258.3A CN201611193258A CN106731560B CN 106731560 B CN106731560 B CN 106731560B CN 201611193258 A CN201611193258 A CN 201611193258A CN 106731560 B CN106731560 B CN 106731560B
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waste
sludge
power generation
depickling
heat exchanger
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CN106731560A (en
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贺长江
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Aerospace Kaitian Environmental Technology Co Ltd
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Aerospace Kaitian Environmental Technology Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/46Removing components of defined structure
    • B01D53/72Organic compounds not provided for in groups B01D53/48 - B01D53/70, e.g. hydrocarbons
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D45/00Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
    • B01D45/12Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
    • B01D45/14Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by rotating vanes, discs, drums or brushes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/46Removing components of defined structure
    • B01D53/60Simultaneously removing sulfur oxides and nitrogen oxides
    • 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
    • F23G5/30Incineration of waste; Incinerator constructions; Details, accessories or control therefor having a fluidised bed
    • 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
    • F23G7/06Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
    • 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
    • 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/20Halogens or halogen compounds
    • B01D2257/206Organic halogen compounds
    • B01D2257/2064Chlorine
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/30Sulfur compounds
    • B01D2257/302Sulfur oxides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/40Nitrogen compounds
    • B01D2257/404Nitrogen oxides other than dinitrogen oxide
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2258/00Sources of waste gases
    • B01D2258/02Other waste gases
    • B01D2258/0283Flue gases
    • B01D2258/0291Flue gases from waste incineration plants
    • 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
    • Y02E20/12Heat utilisation in combustion or incineration of waste
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Treating Waste Gases (AREA)
  • Gasification And Melting Of Waste (AREA)

Abstract

The invention discloses a kind of house refuses to cooperate with power generation by waste combustion waste gas purification minimum discharge system with sludge, it is stored in rubbish and is equipped with type refuse transferring device between hole (1) and waste incinerator, strengthened draught fan (2) is stored hole (1) with rubbish and is docked, strengthened draught fan (2) is docked with waste incinerator, waste incinerator is connected with gametic fertility device (5), granular dewatered sludge feed device (4) connect with waste incinerator, waste incinerator connects heat exchanger, heat exchanger and deduster connect and are connected with active powdered carbon feeding device (7) between heat exchanger and institute's deduster, the exhanst gas outlet of deduster enters air-introduced machine (9) through flue, air-introduced machine (9) is connect through flue with depickling deentrainment tower (10), microbubble generator (11) are implanted under depickling deentrainment tower (10), depickling deentrainment tower (10 ) connect with chimney (12).The technical issues of present invention solves MSW Incineration Plant stench, and the discharge content of the effumabilities metallic element such as Hg is increased with temperature and obviously increased in dioxin discharge beyond standards and sludge incineration.

Description

A kind of house refuse cooperates with power generation by waste combustion waste gas purification minimum discharge system with sludge
Technical field
The present invention is a kind of waste gas purification exhaust system, cooperates with power generation by waste combustion with sludge more particularly to a kind of house refuse Waste gas purification minimum discharge system.
Background technique
Chinese Ministry of Environmental Protection's publication " the big or middle municipal solid waste pollution environment in the whole nation in 2016 prevents and treats annual report " display 2015,246 185,640,000 tons of a big or middle Municipal Domestic Garbage Output.China's urban population is more, soil is few, solves the problems, such as that garbage disposal can only Waste incineration and generating electricity.
By 2015, China dewatered sludge annual output about 4.9x107t.According further to related prediction, China's municipal sewage amount Biggish growth is also had in the coming years, sludge quantity will further increase sharply.By space constraints, sludge incineration minimizing is must be by Road.
China's house refuse amount of having the characteristics that is big, complicated component, dirt, organic substance in rubbish storage hole vulnerable to To microorganism effect and putrid fermentation, generate the existing peculiar smell such as a certain amount of ammonia, hydrogen sulfide, organic amine, methane again it is harmful Gas.Under aerobic and anaerobic conditions, foul gas main component is respectively ammonia and H2S.When burning disposal, since China is raw Refuse thermal value living is lower, needs to add coal dust firing.In addition, due to house refuse complicated component, it will not during burning disposal Generate secondary pollution, especially dioxin, heavy metal etc. avoidablely, cause incineration flue gas can not qualified discharge, pollute environment, It is detrimental to health.
The heavy metals such as iron, manganese are reduced in water, form the compounds such as ferrous sulfide with the sulphur in water, form a large amount of absorption The sludge of FeS, MnS particle.Due to being rich in a large amount of organic matter, calorific value is high, and sludge can use burning disposal.But after desiccation Sludge incineration can equally generate the secondary pollutions such as dioxin and heavy metal.
The technique of existing waste incineration and generating electricity waste gas pollution control and treatment mostly uses greatly SNCR+ semi-dry desulphurization+activity powdered carbon+cloth bag to remove Dirt device;And refuse odor is washed using bioanalysis or chemical agent, there are the at high cost or period it is long the problems such as.Sludge incineration exhaust gas Processing main technique is SNCR+ activity powdered carbon+bag-type dust+alkali liquid washing, its main feature is that Hg content is higher in flue gas.In sludge S/Cl ratio is 7~10 times of domestic waste, and the presence of high concentration sulphur can hinder dioxin and furans in incinerator and cigarette Generation in road.Also, the independent cost of disposal of sludge is high.Cooperate with power generation by waste combustion useless with sludge so being badly in need of a kind of house refuse Gas purifies minimum discharge system.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of solution MSW Incineration Plant stench, dioxin is super The technology that the discharge content of the effumabilities metallic element such as Hg is obviously increased with temperature raising in mark discharge and sludge incineration The house refuse of problem cooperates with power generation by waste combustion waste gas purification minimum discharge system with sludge.
In order to solve the above technical problem, the present invention provides house refuse cooperate with sludge power generation by waste combustion waste gas purification super Low discharging system stores hole, waste incinerator including rubbish and is mounted on the rubbish storage hole and burns with the rubbish It burns and is equipped with type refuse transferring device between furnace, the import of strengthened draught fan is docked with the foul gas outlet in rubbish storage hole, described The outlet of strengthened draught fan docked with the waste incinerator, the waste incinerator is connected with gametic fertility device, Granular dewatered sludge feed device is connect with the waste incinerator, and the exhanst gas outlet of the waste incinerator connects through flue Connect the gas inlet of heat exchanger, the gas inlet connection of the exhanst gas outlet and deduster of the heat exchanger and the heat exchanger Exhanst gas outlet and the deduster gas inlet between be connected with active powdered carbon feeding device, the cigarette of the deduster Gas exports the gas inlet for entering air-introduced machine through flue, cigarette of the exhanst gas outlet of the air-introduced machine through flue Yu depickling deentrainment tower Gas import connection, is implanted with microbubble generator, the exhanst gas outlet of the depickling deentrainment tower under the depickling deentrainment tower It is connect with the gas inlet of chimney.
The waste incinerator is circulating fluid bed garbage furnace.
The heat exchanger is quenching boiler heat exchanger.
The type refuse transferring device is grab bucket.
The deduster is room temperature sack cleaner.
The filter bag of the room temperature sack cleaner uses overlay film acid and alkali-resistance filtrate.
The deacidifying device using spiral-flow plate-type of the depickling deentrainment tower.
The gametic fertility device is arranged in the top of the waste incinerator.
House refuse by adopting the above technical scheme cooperates with power generation by waste combustion waste gas purification minimum discharge system, rubbish with sludge Rubbish in storage hole is sent into circulating fluid bed garbage furnace by grab bucket, and the foul gas generated in rubbish storage hole is by strong Power air-introduced machine is sent into incinerator through flue, and the oxidizing fire in furnace high-temperature, granular dewatered sludge is sent by feed device Enter in circulating fluid bed garbage furnace, is being recycled in the state of fluidisation after mixing with garbage multifuel combustion with house refuse Gametic fertility device is arranged on the top of fluidized bed refuse incinerator.The exhanst gas outlet of circulating fluid bed garbage furnace connects through pipeline It is connected to quenching boiler heat exchanger entrance, under the action of quenching boiler, flue gas fast cooling.Flue gas is gone out by quenching boiler heat exchanger Mouth is connected to room temperature sack cleaner entrance through pipeline.Active powdered carbon injection apparatus is connected to quenching boiler heat exchanger by pipeline It is exported between the pipeline of room temperature sack cleaner entrance.Flue gas is connected by room temperature bag house outlet through pipeline after dedusting To air-introduced machine entrance.Air-introduced machine exports the entrance that depickling deentrainment tower is connected to through flue, is implanted into micro- gas in depickling deentrainment tower slurries Generator is steeped, the depickling deentrainment tower outlet is connected to chimney through flue.
House refuse is sent into furnace by grab bucket, and granular dewatered sludge feed device is by granular feeding furnace, with house refuse It is preferably mixed under fluidized state, co-fire, the S in sludge is converted into SO under the action of combustion oxidation2
House refuse is stored in closed good rubbish storage hole, effectively prevent foul gas to leak, through strengthened draught fan It is introduced into waste incinerator, the heat generated by waste incineration oxidizing fire SO2, H2O, CO2 under oxygen-enriched state.
SO in circulating fluid bed garbage furnace in combustion product gases2The acidity of ash surface inhibits dioxin in furnace Discharge.
Temperature is that 900~1100 DEG C of flue gases stop 2.5S or more, gametic fertility dress in circulating fluid bed garbage furnace The arrangement of nozzles set sprays ammonia into circulating fluid bed garbage furnace on circulating fluid bed garbage furnace top, from nozzle, into The reaction of row SNCR denitration.Nitride is the derivative function of non-the selective catalytic denitrification process reaction (SNCR) to the inhibiting effect of dioxin Energy.Nitrogen can control NOx and HCl simultaneously, reduce the chlorine source for participating in reacting, to inhibit the generation of dioxin.
Flue gas is exported by circulating fluid bed garbage furnace and connects quenching boiler heat exchanger entrance through pipeline, by flue-gas temperature Instantaneous temperature reduction avoids dioxin and synthesizes section once again to 130 DEG C, and utilizes cogeneration.
Flue gas is connected to room temperature sack cleaner entrance, quenching boiler heat exchanger through pipeline by quenching boiler heat exchanger exit Pipeline between outlet and room temperature sack cleaner entrance accesses active powdered carbon injection apparatus, and active carbon is sent into room temperature bag by pipeline In formula deduster, flue gas intercepts flying dust, adsorbing and removing containing heavy metal under the action of room temperature sack cleaner and active powdered carbon Dioxin.The outlet of room temperature bag filter is connected to air-introduced machine entrance through flue, and furnace cigarette, which is exported to enter through flue by air-introduced machine, to be taken off Sour deentrainment tower.
Depickling deentrainment tower is put in the lye of depickling deentrainment tower using limestone-gypsum method depickling for removing sour gas Microbubble generator is set, the top design of depickling deentrainment tower high-efficiency demisting apparatus, furnace cigarette are exported by depickling deentrainment tower through cigarette Road is by smoke stack emission into atmosphere.
Microbubble generator forms a large amount of microbubble in lye, and microbubble is pumped by water pump to depickling nozzle, with atomization Drop spray.Since microbubble enters in atmosphere, different with original locating liquid environment, bubble external and internal pressure sharply changes Become, and explosion occurs, TRANSIENT HIGH TEMPERATURE can be generated in blasting process, carries a large amount of hydroxyl radical free radical, dioxin can be aoxidized It decomposes, it is readily removed that SO2 is oxidized to SO3, and NO is oxidized to that NO2 is readily removed, while by the Hg of lower valency, being oxidized to Hg2+, easily In removing.
The present invention can effectively remove the harmful substance in waste incineration and sludge incineration flue gas, avoid environmental pollution.
In conclusion the present invention is a kind of solution MSW Incineration Plant stench, dioxin discharge beyond standards, and dirt The life rubbish for the technical issues of discharge content of the effumabilities metallic element such as Hg is increased with temperature and obviously increased in mud burning Rubbish cooperates with power generation by waste combustion waste gas purification minimum discharge system with sludge.
Detailed description of the invention
Fig. 1 is structure and working principle diagram of the invention.
In figure: 1- rubbish storage hole, 2- strengthened draught fan, 3- circulating fluid bed garbage furnace, the granular dewatered sludge of 4- Feed device, 5- gametic fertility device, 6- quenching boiler heat exchanger, 7- activity powdered carbon feeding device, 8- room temperature bag filter, 9- air-introduced machine, 10- depickling deentrainment tower, 11- microbubble generator, 12- chimney, 13- grab bucket.
Specific embodiment
Following embodiment is intended to further illustrate the content of present invention, rather than limits the protection model of the claims in the present invention It encloses.
Referring to Fig. 1, grab bucket 13, strengthened draught fan 2 are equipped between rubbish storage hole 1 and circulating fluid bed garbage furnace 3 The foul gas outlet in import and rubbish storage hole 1 dock, the outlet of strengthened draught fan 2 and circulating fluid bed garbage furnace 3 docking, circulating fluid bed garbage furnace 3 are connected with gametic fertility device 5, granular dewatered sludge feed device 4 and recycle stream Change bed garbage furnace 3 to connect, the exhanst gas outlet of circulating fluid bed garbage furnace 3 connects quenching boiler heat exchanger 6 through flue Gas inlet, the exhanst gas outlet of quenching boiler heat exchanger 6 is connect with the gas inlet of room temperature sack cleaner 8 and quenching boiler Active powdered carbon feeding device 7, room temperature are connected between the exhanst gas outlet of heat exchanger 6 and the gas inlet of room temperature sack cleaner 8 The filter bag of sack cleaner 8 uses overlay film acid and alkali-resistance filtrate, and the exhanst gas outlet of room temperature sack cleaner 8 enters air-introduced machine through flue The exhanst gas outlet of 9 gas inlet, air-introduced machine 9 is connect through flue with the gas inlet of depickling deentrainment tower 10, depickling deentrainment tower 10 The deacidifying device using spiral-flow plate-type, microbubble generator 11 is implanted under depickling deentrainment tower 10, depickling deentrainment tower 10 Exhanst gas outlet is connect with the gas inlet of chimney 12.
Embodiment 1: 400t/d garbage incinerating power plant is handled for day
Referring to Fig. 1, strengthened draught fan 2 is continued working, and the foul gas in rubbish storage hole 1 is sent into recirculating fluidized bed rubbish Innoxious burning in incinerator 3, deodorization heat production.Since refuse thermal value is lower, it is combustion-supporting that high heating value sludge is added.By sludge and stench Sulphur-containing substance in gas and rubbish burns the SO generated2Prevent the generation of dioxin.Cigarette in circulating fluid bed garbage furnace 3 Temperature degree is 900 DEG C~1100 DEG C, exhaust gas volumn 70000Nm3/h, and pollutant HCl concentration is 1000mg/Nm3, SO2Concentration is 55mg/Nm3, NOx concentration 500mg/Nm3, dust concentration 3000mg/Nm3.It is sprayed in circulating fluid bed garbage furnace 3 Ammonia denitration, SNCR denitration efficiency are not necessarily to catalyst, NOx concentration is reduced to 240mg/ in flue gas after denitration 50%~60% Nm3.Flue gas is connected to quenching boiler heat exchanger 6 through flue by circulating fluid bed garbage furnace 3, by quenching boiler heat exchanger After 6 chillings, flue-gas temperature is down to 130 DEG C, since the generation of dioxin in circulating fluid bed garbage furnace 3 is by sulfenyl class object Matter inhibits, meeting minute quantity synthesis dioxin during flue-gas temperature sharply declines, within dioxin concentration 3ngTEQ/Nm3. Be provided with active powdered carbon feeding device 7 between quenching boiler heat exchanger 6 and room temperature sack cleaner 8, active powdered carbon with flue gas into Enter room temperature sack cleaner 8, the filter bag of room temperature sack cleaner 8 uses overlay film acid and alkali-resistance filtrate, and overlay film sack cleaner can reach The dust for intercepting 1 μm or more to 100%, dioxin are adsorbed by active powdered carbon, and up to 98%, efficiency of dust collection reaches adsorption efficiency 99.99%.Room temperature sack cleaner 8 exports dust concentration and is lower than 10mg/Nm3, and dioxin concentration is down to 0.09ngTEQ/Nm3. Flue gas is exported by room temperature sack cleaner 8 enters air-introduced machine 9 through flue.Common lime stone gypsum wet desulfuration efficiency is up to 90% On, lime stone gypsum dehumidification method HCl efficiency is 98%.Flue gas is sent into depickling deentrainment tower 10, depickling demisting through flue by air-introduced machine 9 The deacidifying device using spiral-flow plate-type of tower 10, can reinforce gas-liquid mass transfer on the interface of spiral board, and 1 μm of dust below also can Coalescence under the action of spiral board centrifugal force is got rid of under the action of generating centrifugal force when through spiral board under being captured to tower wall Come.It is implanted into microbubble generator 11 under depickling deentrainment tower 10, a large amount of micro-nano bubble is contained in slurries, micro-nano bubble is with slurry Liquid spray feed to jet hole, with the atomization of slurries it is discrete in air, sent out due to micro-nano bubble inside and outside differential pressure change dramatically Explosion is given birth to, TRANSIENT HIGH TEMPERATURE can be generated in blasting process, carry a large amount of hydroxyl radical free radical, it can be by dioxin oxygenolysis, SO2 Be oxidized to SO3, NO is oxidized to NO2, SO3 and NO2 and is removed under the fogged lye of Strong oxdiative, further promoted desulfurization, denitrogenation, Except dioxin efficiency, in depickling deentrainment tower 10, high efficiency demister effectively intercepts drop and dust, and depickling deentrainment tower 10 exports HCl concentration is 20mg/Nm3, SO2Concentration is 30mg/Nm3, and NOx concentration 150mg/Nm3, dust concentration 3mg/Nm3, two dislike English concentration is lower than 0.05ngTEQ/Nm3.Purified flue gas is by 12 minimum discharge of chimney into atmosphere.
This system solves that refuse odor is difficult, the high problem of processing cost.Efficiently inhibit dioxin and precursor in furnace Object generate, burning mixed mud, save the cost, depickling denitration dust collecting is high-efficient, every discharge index be much better than national waste incineration with Sludge burns pollutant emission standard.

Claims (7)

1. a kind of house refuse cooperates with power generation by waste combustion waste gas purification minimum discharge system with sludge, including rubbish storage hole (1) and Waste incinerator fills it is characterized in that: being equipped with waste transportation between the rubbish storage hole (1) and the waste incinerator It sets, the import of strengthened draught fan (2) is docked with the foul gas outlet that rubbish stores hole (1), the strengthened draught fan (2) Outlet is docked with the waste incinerator, and the waste incinerator is connected with gametic fertility device (5), granular dewatered sludge Feed device (4) is connect with the waste incinerator, and the exhanst gas outlet of the waste incinerator connects heat exchanger through flue Gas inlet, the gas inlet connection of the exhanst gas outlet of the heat exchanger and deduster and flue gas of the heat exchanger goes out It is connected with active powdered carbon feeding device (7) between mouth and the gas inlet of the deduster, the flue gas of the deduster goes out Mouth enters the gas inlet of air-introduced machine (9) through flue, and the exhanst gas outlet of the air-introduced machine (9) is through flue and depickling deentrainment tower (10) gas inlet connection, is implanted with microbubble generator (11), the depickling under the depickling deentrainment tower (10) The exhanst gas outlet of deentrainment tower (10) is connect with the gas inlet of chimney (12);The waste incinerator is recirculating fluidized bed rubbish Incinerator (3).
2. house refuse according to claim 1 cooperates with power generation by waste combustion waste gas purification minimum discharge system with sludge, special Sign is: the heat exchanger is quenching boiler heat exchanger (6).
3. house refuse according to claim 1 or 2 cooperates with power generation by waste combustion waste gas purification minimum discharge system with sludge, Be characterized in: the type refuse transferring device is grab bucket (13).
4. house refuse according to claim 1 or 2 cooperates with power generation by waste combustion waste gas purification minimum discharge system with sludge, Be characterized in: the deduster is room temperature sack cleaner (8).
5. house refuse according to claim 4 cooperates with power generation by waste combustion waste gas purification minimum discharge system with sludge, special Sign is: the filter bag of the room temperature sack cleaner (8) uses overlay film acid and alkali-resistance filtrate.
6. house refuse according to claim 1 or 2 cooperates with power generation by waste combustion waste gas purification minimum discharge system with sludge, Be characterized in: the depickling deentrainment tower (10) uses the deacidifying device of spiral-flow plate-type.
7. house refuse according to claim 1 or 2 cooperates with power generation by waste combustion waste gas purification minimum discharge system with sludge, Be characterized in: the gametic fertility device (5) is arranged in the top of the waste incinerator.
CN201611193258.3A 2016-12-21 2016-12-21 A kind of house refuse cooperates with power generation by waste combustion waste gas purification minimum discharge system with sludge Active CN106731560B (en)

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CN108954342B (en) * 2018-04-27 2019-08-27 浙江天泽大有环保能源有限公司 A kind of steel wire formula utilizes the device of waste incineration and generating electricity flue gas burning sludge
CN109695891A (en) * 2018-05-30 2019-04-30 中电华创(苏州)电力技术研究有限公司 One kind dividing the rotary clarifier in storehouse and flue gas purification system
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CN111765479A (en) * 2020-07-09 2020-10-13 陕西正本环境工程有限公司 Process method for effectively inhibiting dioxin in solid waste incineration flue gas
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