CN106765143A - A kind of small-sized rubbish pyrogenation incinerator and its treating tail gas system and application - Google Patents

A kind of small-sized rubbish pyrogenation incinerator and its treating tail gas system and application Download PDF

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Publication number
CN106765143A
CN106765143A CN201611177845.3A CN201611177845A CN106765143A CN 106765143 A CN106765143 A CN 106765143A CN 201611177845 A CN201611177845 A CN 201611177845A CN 106765143 A CN106765143 A CN 106765143A
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CN
China
Prior art keywords
small
rubbish
flue gas
sized rubbish
biofilter
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Pending
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CN201611177845.3A
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Chinese (zh)
Inventor
高博
曾毅夫
叶明强
何剑雄
刘胜强
贺长江
尹涛
何淼
黄安涛
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Aerospace Kaitian Environmental Technology Co Ltd
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Aerospace Kaitian Environmental Technology Co Ltd
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Priority to CN201611177845.3A priority Critical patent/CN106765143A/en
Publication of CN106765143A publication Critical patent/CN106765143A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/02Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
    • F23G5/027Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D50/00Combinations of methods or devices for separating particles from gases or vapours
    • B01D50/60Combinations of devices covered by groups B01D46/00 and B01D47/00
    • 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
    • B01D53/48Sulfur compounds
    • 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
    • B01D53/48Sulfur compounds
    • B01D53/50Sulfur oxides
    • 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
    • B01D53/68Halogens or halogen compounds
    • B01D53/70Organic halogen compounds
    • 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
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/75Multi-step processes
    • 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
    • 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2201/00Pretreatment
    • F23G2201/30Pyrolysing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2203/00Furnace arrangements
    • F23G2203/101Furnace arrangements with stepped or inclined grate
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G2203/00Furnace arrangements
    • F23G2203/105Furnace arrangements with endless chain or travelling grate

Abstract

The invention discloses a kind of small-sized rubbish pyrogenation incinerator and its treating tail gas system and application, the reciprocal grate (11) being obliquely installed is provided with the burner hearth of small-sized rubbish pyrolytic incineration furnace body (1), the top of small-sized rubbish pyrolytic incineration furnace body (1) is provided with charging aperture (9), bottom is provided with ash hole (10), and the top side of small-sized rubbish pyrolytic incineration furnace body (1) is provided with exhanst gas outlet (17);Exhanst gas outlet (17) is connected with the import of deacidifying device, the outlet of deacidifying device is connected with the import of dust arrester, the outlet of dust arrester is connected with the import of adsorbent equipment, the outlet of adsorbent equipment is connected by air-introduced machine (5) with the flue gas inlet tube (16) of biofilter (6), and the smoke outlet tube (15) of biofilter (6) is connected by valve with chimney (8).The present invention is a kind of with being carbonized and burn function, ensure that the living environment of biology does not occur change drastically, purification efficiency small-sized rubbish pyrogenation incinerator high and its treating tail gas system and application.

Description

A kind of small-sized rubbish pyrogenation incinerator and its treating tail gas system and application
Technical field
The present invention relates to a kind of incinerator, and in particular to a kind of small-sized rubbish pyrogenation incinerator.The invention further relates to The treating tail gas system of the small-sized rubbish pyrogenation incinerator and application.
Background technology
Rubbish directly burns can produce substantial amounts of poisonous and hazardous gas such as SOx, NOx, bioxin, dust etc., especially Bioxin can have a strong impact on the environmental quality on periphery.The house refuse in many rural areas is all direct open incineration, is caused tight The atmosphere pollution of weight.Living environment safety is so not only had a strong impact on, and has directly jeopardized the physical and mental health of the people.
The content of the invention
First technical problem to be solved by this invention is to provide a kind of small-sized rubbish with carbonization and burning function Pyrogenation incinerator.
Second technical problem to be solved by this invention is to provide a kind of living environment for ensuring biology not to be occurred drastically Change, the treating tail gas system of purification efficiency small-sized rubbish pyrogenation incinerator high.
3rd technical problem to be solved by this invention is to provide a kind of living environment for ensuring biology not to be occurred drastically Change, the treating tail gas technique of the treating tail gas system of purification efficiency small-sized rubbish pyrogenation incinerator high.
In order to solve above-mentioned first technical problem, the small-sized rubbish pyrogenation incinerator that the present invention is used, including small-sized rubbish Rubbish pyrolytic incineration furnace body, described small-sized rubbish pyrolytic incineration furnace body is arranged using skew back, in described small-sized rubbish heat The reciprocal grate being obliquely installed is provided with the burner hearth for solving incinerator body, the top of described small-sized rubbish pyrolytic incineration furnace body The charging aperture docked with the upper end of described reciprocal grate is provided with, the bottom of described small-sized rubbish pyrolytic incineration furnace body is provided with The ash hole docked with the outlet of described reciprocal grate, the top side of described small-sized rubbish pyrolytic incineration furnace body is provided with Exhanst gas outlet.
In order to solve above-mentioned second technical problem, the treating tail gas system of the small-sized rubbish pyrogenation incinerator that the present invention is used System, including small-sized rubbish pyrolytic incineration furnace body, described small-sized rubbish pyrolytic incineration furnace body are arranged using skew back, described Small-sized rubbish pyrolytic incineration furnace body burner hearth in be provided with the reciprocal grate being obliquely installed, described small-sized rubbish pyrolytic incineration The top of furnace body is provided with the charging aperture docked with the upper end of described reciprocal grate, described small-sized rubbish pyrogenation incinerator stove The bottom of body is provided with the ash hole docked with the outlet of described reciprocal grate, described small-sized rubbish pyrolytic incineration furnace body Top side is provided with exhanst gas outlet;Described exhanst gas outlet is connected with the import of deacidifying device, the outlet of described deacidifying device It is connected with the import of dust arrester, the described outlet of dust arrester is connected with the import of adsorbent equipment, described adsorbent equipment Outlet be connected with the flue gas inlet tube of biofilter by air-introduced machine, the smoke outlet tube of described biofilter passes through valve It is connected with chimney.
Described biofilter inside is middle Stilt layer, and bottom is alkali lye water layer, and top is divided into haydite layer and is located at pottery Biological soil layer on granulosa, described flue gas inlet tube is inserted into described alkali lye water layer, described smoke outlet tube Import is provided with middle Stilt layer.
Further, described deacidifying device is extracting tower, and described extracting tower is desulphurization and dust removal integrated device or letter Single desulfurizer.
Further, described dust arrester is gas wash tower, and described gas wash tower uses whirlwind or board-like physical filtering mould Block makes.
Further, described adsorbent equipment is adsorption tower.
Described valve uses butterfly valve.
In order to solve above-mentioned 3rd technical problem, the treating tail gas work of the small-sized rubbish pyrogenation incinerator that the present invention is provided The application of skill, using following job step:
Rubbish puts into charging aperture, into the rubbish of refuse pyrolising incinerator, in reciprocal grate after simple artificial separation Under effect, the bottom of refuse pyrolising incinerator is moved to by the top of refuse pyrolising incinerator;Rubbish in refuse pyrolising incinerator Rubbish burns pyrolysis and divides into combustion zone and carbonizing zone, and bottom is waste incineration area, and rubbish burns the flue gas for producing in the region, suitable Body of heater to move upwards;High-temperature flue gas make unburned rubbish be evaporated, be carbonized.Rubbish after carbonization enters incineration area, makes carbonization Waste incineration afterwards;The flue gas produced by waste incineration after carbonization enters in deacidifying device, sloughs contained in flue gas SOx, travels further into dust arrester, contained dust in removal flue gas;Further flue gas enters adsorbent equipment, adsorbs flue gas In the pernicious gas such as bioxin and NOx, SOx;By the flue gas for purifying, the basic aqueous layer in biofilter is introduced into, enters one Step removal SOx, during flue gas is floated up, by the haydite layer and biological soil layer of biofilter, the biological culture is gone Except bioxin and sulfide in flue gas;Be in series with smoke outlet tube at the middle Stilt layer of described biofilter, directly with Chimney is connected, and centre is provided with butterfly valve;The butterfly valve plays the purpose of adjustment manifold pressure, it is ensured that by the cigarette of biofilter The constant effect of tolerance;Because the comparing of the habitable environment requirement in biofilter is harsh, therefore design butterfly valve, it is ensured that it is biological Flue gas in filter tank can have the treating capacity of stabilization, and remaining flue gas passes through smoke stack emission, so as to biology is living in ensure that biofilter Property.
Small-sized rubbish pyrogenation incinerator and its treating tail gas system and application using above-mentioned technical proposal, refuse pyrolysis burn Burn stove to be arranged using skew back, reciprocal grate is provided with it, and rubbish produces motion on reciprocal grate, in the effect of reciprocal grate Under, rubbish is entered by charging aperture, is moved to the bottom of body of heater.Refuse pyrolising incinerator top side is provided with exhanst gas outlet, flue gas Can be discharged through the outlet.Rubbish puts into charging aperture, into the rubbish of refuse pyrolising incinerator, past after simple artificial separation In the presence of multiple fire grate, the bottom of refuse pyrolising incinerator is moved to by the top of refuse pyrolising incinerator.Refuse pyrolysis are burned Combustion zone and carbonizing zone are divided into waste incineration pyrolysis in stove, and bottom is waste incineration area, and rubbish is burned in the region and produced Flue gas, moved upwards along body of heater.High-temperature flue gas make unburned rubbish be evaporated, be carbonized.Rubbish after carbonization enters burning Area, makes the waste incineration after carbonization;The method of the content than traditional direct combustion refuse of , bioxin in the flue gas that the method is produced More than 60% is reduced, the content of SOx, NOx dust also declines to a great extent;Flue gas produced by waste incineration after carbonization enters In deacidifying device, contained SOx in flue gas is sloughed, further into dust arrester, contained dust in removal flue gas; Further, flue gas enters adsorbent equipment, the pernicious gas such as bioxin and NOx, SOx in absorption flue gas;By the cigarette for purifying Gas, is introduced into the basic aqueous layer in biofilter, further removes SOx, during flue gas is floated up, by biofilter Haydite layer and biological soil layer, the biological culture can remove flue gas in bioxin and sulfide.Play further treatment two The purpose of Evil English.Smoke outlet tube is in series with the middle Stilt layer of described biofilter, is directly connected with chimney, centre sets There is butterfly valve;The butterfly valve plays the purpose of adjustment manifold pressure, it is ensured that by the effect that the exhaust gas volumn of biofilter is constant. Because the comparing of the habitable environment requirement in biofilter is harsh, therefore design butterfly valve, it is ensured that the flue gas energy in biofilter There is the treating capacity of stabilization, remaining flue gas passes through smoke stack emission.So as to ensure that bioactivity in biofilter.
Small-sized rubbish pyrogenation incinerator and its treating tail gas system and application, refuse pyrolising incinerator that the present invention is to provide Can be incinerated the rubbish in the high-temperature flue gas carbide furnace that produces after waste incineration, the rubbish after carbonization, effectively reduce exhaust gas volumn. The reduction such as produced SOx, NOx, bioxin, dust 60% after waste incineration after carbonization.So as to play reduce SOx, NOx, The purpose of bioxin, dust emission.And connected with chimney using biofilter, middle setting butterfly valve plays the work of balance flue gas With, the treatment quantity of biofilter is adjusted using chimney, the exhaust gas volumn in biofilter is reached stabilization, a greater degree of hair The effect of biofilter is waved, ensures that the living environment of biology does not occur change drastically, improve the purification of biofilter Efficiency.
Patent of the present invention has the advantages that:
1st, waste incineration of the invention pyrolysis carbonizing plant make it is garbage carbonized after burned, change traditional rubbish direct The mode of burning, produces bioxin and the content of other toxic and harmfuls from waste incineration is reduced on source.
2nd, the process unit of series connection chimney in biofilter of the invention, effectively protects the activity of biology in biofilter, Improve the utilization ratio of biofilter.In the designed capacity of biofilter, can further reduce containing for dioxin in flue gas Amount.And the purpose of desulfurization, dedusting can be played.
In sum, the present invention be it is a kind of be carbonized and burn function, ensure biology living environment do not occur drastically Change, purification efficiency small-sized rubbish pyrogenation incinerator high and its treating tail gas system and application.
Brief description of the drawings
Fig. 1 is the structural representation of refuse pyrolising incinerator of the invention.
Fig. 2 is treating tail gas system elevational schematic view of the invention.
Fig. 3 is treating tail gas System planes schematic diagram of the invention.
Fig. 4 is bacteria filter structure schematic diagram.
Label in figure:
1- refuse pyrolising incinerators, 2- extracting towers, 3- gas wash towers, 4- adsorption towers, 5- air-introduced machines, 6- biofilters, 7- butterflies Valve, 8- chimneys, 9- charging apertures, 10- ash holes, 11- reciprocal grates, 12- alkali lye water layers, 13- haydites layer, 14- biological soils layer, 15- smoke outlet tubes, 16- flue gas inlet tubes, 17- exhanst gas outlets.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.
Referring to the small-sized rubbish pyrogenation incinerator that Fig. 1, the present invention are used, small-sized rubbish pyrolytic incineration furnace body 1 uses side Tiltedly arrangement, is provided with the reciprocal grate 11 being obliquely installed, small-sized rubbish pyrolysis in the burner hearth of small-sized rubbish pyrolytic incineration furnace body 1 The top of incinerator body 1 is provided with the charging aperture 9 docked with the upper end of reciprocal grate 11, small-sized rubbish pyrolytic incineration furnace body 1 Bottom be provided with the ash hole 10 docked with the outlet of reciprocal grate 11, the top side of small-sized rubbish pyrolytic incineration furnace body 1 It is provided with exhanst gas outlet 17.
The treating tail gas system of the small-sized rubbish pyrogenation incinerator used referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the present invention is small Type refuse pyrolising incinerator body of heater 1 arranges that being provided with inclination in the burner hearth of small-sized rubbish pyrolytic incineration furnace body 1 sets using skew back The reciprocal grate 11 put, the top of small-sized rubbish pyrolytic incineration furnace body 1 is provided with the charging docked with the upper end of reciprocal grate 11 Mouth 9, the bottom of small-sized rubbish pyrolytic incineration furnace body 1 is provided with the ash hole 10 docked with the outlet of reciprocal grate 11, small-sized rubbish The top side of rubbish pyrolytic incineration furnace body 1 is provided with exhanst gas outlet 17;Exhanst gas outlet 17 is connected with the import of deacidifying device, depickling The outlet of device is connected with the import of dust arrester, and the outlet of dust arrester is connected with the import of adsorbent equipment, adsorbent equipment Outlet is connected by air-introduced machine 5 with the flue gas inlet tube 16 of biofilter 6, and the smoke outlet tube 15 of biofilter 6 passes through valve It is connected with chimney 8.
The inside of biofilter 6 is middle Stilt layer, and bottom is alkali lye water layer 12, and top is divided into haydite layer 13 and is located at haydite Biological soil layer 14 on layer 13, described flue gas inlet tube 16 is inserted into described alkali lye water layer 12, and described flue gas goes out The import of mouth pipe 15 is provided with middle Stilt layer.
Further, deacidifying device is extracting tower 2, and extracting tower 2 is that desulphurization and dust removal integrated device or simple desulfurization are filled Put.
Further, dust arrester is gas wash tower 3, and described gas wash tower 3 uses whirlwind or board-like physical filtering module system Make.
Further, adsorbent equipment is adsorption tower 4.
Valve uses butterfly valve 7.
Referring to Fig. 1, Fig. 2 and Fig. 3, the present invention provides a kind of tail gas of the treating tail gas system of small-sized rubbish pyrogenation incinerator Processing tecchnics, comprise the following steps:
1st, rubbish puts into charging aperture 9, into the rubbish of refuse pyrolising incinerator 1, in reciprocating furnace after simple artificial separation In the presence of row 11, the ash hole 10 of the bottom of refuse pyrolising incinerator 1 is moved to by the top of refuse pyrolising incinerator 1.
2nd, combustion zone and carbonizing zone are divided into the waste incineration pyrolysis in refuse pyrolising incinerator 1, and bottom is waste incineration Area, rubbish burns the flue gas for producing in the region, is moved upwards along body of heater.High-temperature flue gas are evaporated unburned rubbish, carbon Change.Rubbish after carbonization enters incineration area, makes the waste incineration after carbonization.The content of , bioxin in the flue gas that the method is produced Than the method reduction by more than 60% of traditional direct combustion refuse, the content of SOx, NOx dust also declines to a great extent.
3rd, the flue gas produced by waste incineration after being carbonized enters in extracting tower 2, sloughs contained SOx in flue gas, enters The entrance gas wash tower 3 of one step, contained dust in removal flue gas.Further, flue gas enters adsorption tower 4, in absorption flue gas The pernicious gas such as bioxin and NOx, SOx.
4th, by the flue gas for purifying, the basic aqueous layer 12 in biofilter 6 is introduced into, further removes SOx, flue gas is upward During floating, by the haydite layer 13 and biological soil layer 14 of biofilter, bis- Evil in biological culture removal flue gas English and sulfide.Play the purpose of further treatment bioxin.
5th, smoke outlet tube 15 is in series with the middle Stilt layer in biofilter 6, is directly connected with chimney 8, centre is provided with butterfly Valve 7.The butterfly valve 7 plays the purpose of adjustment manifold pressure, it is ensured that by the effect that the exhaust gas volumn of biofilter 6 is constant. Because the comparing of the habitable environment requirement in biofilter 6 is harsh, therefore design butterfly valve 7, it is ensured that the flue gas in biofilter 6 There can be the treating capacity of stabilization, remaining flue gas passes through smoke stack emission.So as to ensure that bioactivity in biofilter 6.
Embodiment 1:
Day output 15t, is sent into refuse pyrolising incinerator 1 after rubbish simply sorting by transporter, and complete equipment is accounted for The square meter of ground area 185,950 DEG C of garbage flue gas resolver temperature, 1300 DEG C of incineration firing temperature.SO2Concentration 120mg/m3, NOxIt is dense Degree 300mg/m3, particle concentration 35mg/m3.Monitor bioxin concentration at factory circle 1m not detecting, SO2、NOxParticulate matter is not detected.

Claims (8)

1. a kind of small-sized rubbish pyrogenation incinerator, including small-sized rubbish pyrolytic incineration furnace body (1), it is characterized in that:Described The reciprocal grate (11) being obliquely installed, described small-sized rubbish heat are provided with the burner hearth of small-sized rubbish pyrolytic incineration furnace body (1) The top of solution incinerator body (1) is provided with the charging aperture (9) docked with the upper end of described reciprocal grate (11), and described is small-sized The bottom of refuse pyrolising incinerator body of heater (1) is provided with the ash hole (10) docked with the outlet of described reciprocal grate (11), institute The top side of small-sized rubbish pyrolytic incineration furnace body (1) stated is provided with exhanst gas outlet (17).
2. the treating tail gas system of small-sized rubbish pyrogenation incinerator according to claim 1, it is characterized in that:Described small The reciprocal grate (11) being obliquely installed, described small-sized rubbish pyrolysis are provided with the burner hearth of type refuse pyrolising incinerator body of heater (1) The top of incinerator body (1) is provided with the charging aperture (9) docked with the upper end of described reciprocal grate (11), described small-sized rubbish The bottom of rubbish pyrolytic incineration furnace body (1) is provided with the ash hole (10) docked with the outlet of described reciprocal grate (11), described The top side of small-sized rubbish pyrolytic incineration furnace body (1) be provided with exhanst gas outlet (17);Described exhanst gas outlet (17) connection There is the import of deacidifying device, the described outlet of deacidifying device is connected with the import of dust arrester, described dust arrester goes out Mouth is connected with the import of adsorbent equipment, and the outlet of described adsorbent equipment is entered by air-introduced machine (5) with the flue gas of biofilter (6) Mouth pipe (16) connection, the smoke outlet tube (15) of described biofilter (6) is connected by valve with chimney (8).
3. the treating tail gas system of small-sized rubbish pyrogenation incinerator according to claim 2, it is characterized in that:Described biology It is middle Stilt layer inside filter tank (6), bottom is alkali lye water layer (12), and top is divided into haydite layer (13) and is located at described haydite Biological soil layer (14) on layer (13), described flue gas inlet tube (16) is inserted into described alkali lye water layer (12), described The import of smoke outlet tube (15) be provided with middle Stilt layer.
4. the treating tail gas system of small-sized rubbish pyrogenation incinerator according to claim 2, it is characterized in that:Described depickling Device is extracting tower (2), and described extracting tower (2) is desulphurization and dust removal integrated device or simple desulfurizer.
5. the treating tail gas system of small-sized rubbish pyrogenation incinerator according to claim 2, it is characterized in that:Described dedusting Device is gas wash tower (3), and described gas wash tower (3) uses whirlwind or board-like physical filtering module making.
6. the treating tail gas system of small-sized rubbish pyrogenation incinerator according to claim 2, it is characterized in that:Described absorption Device is adsorption tower (4).
7. the treating tail gas system of small-sized rubbish pyrogenation incinerator according to claim 2, it is characterized in that:Described valve Using butterfly valve (7).
8. the treating tail gas systematic difference of small-sized rubbish pyrogenation incinerator according to claim 2, it is characterized in that:Using Following job step:
Rubbish puts into charging aperture, into the rubbish of refuse pyrolising incinerator, in the effect of reciprocal grate after simple artificial separation Under, the bottom of refuse pyrolising incinerator is moved to by the top of refuse pyrolising incinerator;Rubbish in refuse pyrolising incinerator burns Heat solution and divide into combustion zone and carbonizing zone, bottom is waste incineration area, and rubbish burns the flue gas for producing in the region, along stove Body is moved upwards;High-temperature flue gas make unburned rubbish be evaporated, be carbonized.Rubbish after carbonization enters incineration area, after making carbonization Waste incineration;The flue gas produced by waste incineration after carbonization enters in deacidifying device, sloughs contained SOx in flue gas, enters One stepping enters dust arrester, contained dust in removal flue gas;Further flue gas enters adsorbent equipment, in absorption flue gas two The pernicious gas such as Evil English and NOx, SOx;By the flue gas for purifying, the basic aqueous layer in biofilter is introduced into, further removal SOx, during flue gas is floated up, by the haydite layer and biological soil layer of biofilter, biological culture removal flue gas In bioxin and sulfide;Smoke outlet tube is in series with the middle Stilt layer of described biofilter, directly with chimney phase Even, centre is provided with butterfly valve;The butterfly valve plays the purpose of adjustment manifold pressure, it is ensured that the exhaust gas volumn by biofilter is permanent Fixed effect;Because the comparing of the habitable environment requirement in biofilter is harsh, therefore design butterfly valve, it is ensured that in biofilter Flue gas can have the treating capacity of stabilization, remaining flue gas by smoke stack emission, so as to ensure that bioactivity in biofilter.
CN201611177845.3A 2016-12-19 2016-12-19 A kind of small-sized rubbish pyrogenation incinerator and its treating tail gas system and application Pending CN106765143A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107461746A (en) * 2017-07-17 2017-12-12 航天凯天环保科技股份有限公司 A kind of small-sized domestic garbage pyrolysis gasification oven and cleaning system
CN113457335A (en) * 2021-06-03 2021-10-01 宁波财经学院 Island-integrated garbage, household garbage and incineration tail gas synchronous treatment device

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CN204611784U (en) * 2015-04-27 2015-09-02 深圳市汇清科技有限公司 Inverse-push reciprocal grate domestic waste incineration
CN104896481A (en) * 2015-06-11 2015-09-09 凯天环保科技股份有限公司 Garbage incinerator and smoke gas purification plant for its application

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CN101881433A (en) * 2009-05-05 2010-11-10 广州迪森热能技术股份有限公司 Steam boiler capable of burning biomass
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CN107461746A (en) * 2017-07-17 2017-12-12 航天凯天环保科技股份有限公司 A kind of small-sized domestic garbage pyrolysis gasification oven and cleaning system
CN113457335A (en) * 2021-06-03 2021-10-01 宁波财经学院 Island-integrated garbage, household garbage and incineration tail gas synchronous treatment device

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Application publication date: 20170531