CN109621636A - A kind of municipal waste combustion flue gas purification system - Google Patents
A kind of municipal waste combustion flue gas purification system Download PDFInfo
- Publication number
- CN109621636A CN109621636A CN201811360564.0A CN201811360564A CN109621636A CN 109621636 A CN109621636 A CN 109621636A CN 201811360564 A CN201811360564 A CN 201811360564A CN 109621636 A CN109621636 A CN 109621636A
- Authority
- CN
- China
- Prior art keywords
- flue gas
- spray
- adsorbent
- decontamination device
- municipal waste
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000003546 flue gas Substances 0.000 title claims abstract description 66
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 65
- 239000002699 waste material Substances 0.000 title claims abstract description 28
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 26
- 238000000746 purification Methods 0.000 title claims abstract description 20
- 239000003463 adsorbent Substances 0.000 claims abstract description 66
- 239000007921 spray Substances 0.000 claims abstract description 63
- 238000005202 decontamination Methods 0.000 claims abstract description 48
- 230000003588 decontaminative effect Effects 0.000 claims abstract description 48
- 239000000428 dust Substances 0.000 claims abstract description 30
- 238000001816 cooling Methods 0.000 claims abstract description 19
- 230000001172 regenerating effect Effects 0.000 claims abstract description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 16
- 239000003344 environmental pollutant Substances 0.000 claims abstract description 15
- 231100000719 pollutant Toxicity 0.000 claims abstract description 15
- 239000012530 fluid Substances 0.000 claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims abstract description 12
- 238000003795 desorption Methods 0.000 claims abstract description 12
- 230000007420 reactivation Effects 0.000 claims abstract description 8
- 238000004064 recycling Methods 0.000 claims abstract description 5
- 229930195733 hydrocarbon Natural products 0.000 claims description 15
- 150000002430 hydrocarbons Chemical class 0.000 claims description 15
- 229920002521 macromolecule Polymers 0.000 claims description 13
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 12
- 229910001385 heavy metal Inorganic materials 0.000 claims description 12
- 239000012159 carrier gas Substances 0.000 claims description 11
- 239000007789 gas Substances 0.000 claims description 11
- 239000004215 Carbon black (E152) Substances 0.000 claims description 10
- 239000013618 particulate matter Substances 0.000 claims description 10
- 239000000126 substance Substances 0.000 claims description 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 8
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 230000002779 inactivation Effects 0.000 claims description 6
- 239000000779 smoke Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium chloride Substances Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims description 3
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 239000003610 charcoal Substances 0.000 claims 1
- 238000009833 condensation Methods 0.000 claims 1
- 230000005494 condensation Effects 0.000 claims 1
- 239000010791 domestic waste Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000003054 catalyst Substances 0.000 abstract description 2
- 230000008929 regeneration Effects 0.000 abstract description 2
- 238000011069 regeneration method Methods 0.000 abstract description 2
- 230000008901 benefit Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 3
- 239000002361 compost Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000010813 municipal solid waste Substances 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation 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
- B01D53/02—Separation 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 by adsorption, e.g. preparative gas chromatography
- B01D53/06—Separation 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 by adsorption, e.g. preparative gas chromatography with moving adsorbents, e.g. rotating beds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/30—Sulfur compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/60—Heavy metals or heavy metal compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
Abstract
The invention belongs to domestic wastes to utilize related fields, and disclose a kind of municipal waste combustion flue gas purification system, the system includes flue gas purifying equipment and adsorbent reactivation equipment, in which: flue gas purifying equipment includes sequentially connected cooling device, spray flying dust decontamination device, spray Ca-base adsorbent desulfurizer, spray active carbon decontamination device, air-introduced machine and bag filter；Adsorbent reactivation equipment includes sequentially connected recyclable device, regenerating unit and spray treatment fluid decontamination device.The present invention can effectively remove the pollutant in flue gas by flue gas purifying equipment, wherein can be realized the recycling of waste while adsorbing pollutant using the flying dust trapped in bag filter as first step adsorbent；In addition, the present invention is additionally provided with catalyst regeneration equipment, desorption reaction occurs by heating the pollutant for making to inactivate on adsorbent, to form reproducing adsorbent, and is sent into spray flying dust decontamination device and is reused, production cost can be effectively reduced.
Description
Technical field
The invention belongs to domestic wastes to utilize related fields, more particularly, to a kind of municipal waste combustion
Flue gas purification system.
Background technique
With the continuous quickening of urbanization process, the yield and accumulating amount of domestic waste increase year by year, seriously affect
The development in city and ecological environment.Therefore, how most important to domestic waste progress harmless treatment.
Currently, the processing mode of domestic waste is to fill, based on compost and burning.But the method for landfill takes up an area face
Product is big, and the toxic and harmful gas of generation be easy to cause secondary pollution, polluted underground water while breeding germ.Compost treatment at
This is higher, and product fertilizer efficiency is too low, and there are security risk, is not suitable for promoting and applying.Rubbish directly burn volume reduction decrement and
There is apparent advantage in terms of resource utilization, be most commonly seen trash processing way.
But a large amount of dust, sulfur-containing compound and heavy metal etc. can be generated during municipal waste combustion, these
Pollutant can cause greatly to pollute with flue gas emission into atmosphere to environment, it is therefore desirable to generate to during incineration firing
Flue gas purified.
Summary of the invention
Aiming at the above defects or improvement requirements of the prior art, the present invention provides a kind of municipal waste combustion flue gases
Purification system, wherein generating the feature and its regenerated technique of adsorbent needs of a large amount of pernicious gases during combining incineration firing
Feature accordingly devises flue gas purifying equipment and adsorbent reactivation equipment, can effectively solve the problems, such as that smoke pollution is serious, simultaneously
It is also equipped with the effect of adsorbent reclaiming, is therefore particularly suitable for the application of municipal waste combustion.
To achieve the above object, the invention proposes a kind of municipal waste combustion flue gas purification system, feature exists
In the system includes flue gas purifying equipment and adsorbent reactivation equipment, in which:
The flue gas purifying equipment includes that sequentially connected cooling device, spray flying dust decontamination device, spray Ca-base adsorbent are de-
Sulphur device, spray active carbon decontamination device, air-introduced machine and bag filter, the flue gas that municipal waste combustion generates pass through first
Smoke inlet, which enters, removes the flue gas of macromolecule hydrocarbon substance to remove macromolecule hydrocarbon substance in the cooling device again successively
Into in the spray flying dust decontamination device, spray Ca-base adsorbent desulfurizer and spray active carbon decontamination device, in above-mentioned each dress
It sets and removes sulfide and heavy metal under the action of adsorbent, last flue gas enters the bag filter by the air-introduced machine
In to remove particulate matter, the clean flue gas generated after particulate matter removing is flowed out from exhanst gas outlet；
The adsorbent reactivation equipment include sequentially connected recyclable device, regenerating unit and spray treatment fluid decontamination device,
In the flue gas purifying equipment adsorbent absorption sulfide and heavy metal after inactivate and collected by the recyclable device, then by
It is sent into the regenerating unit and carries out desorption reaction generation reproducing adsorbent, the pollutant generated in desorption reaction is handled by the spray
Liquid decontamination device absorbs.
As it is further preferred that the spray flying dust decontamination device, the spray Ca-base adsorbent desulfurizer and the spray
Active carbon decontamination device is made of two chambers respectively, and flue gas enters from a chamber and flows out from another chamber, above-mentioned dress
The deflector tilted down is installed on the wall surface set, and bottom is provided with accumulator tank, the inactivation adsorbent is received
Collection.
As it is further preferred that the cooling device top is water-cooling wall, lower part is accumulator tank, for will be in flue gas
The macromolecule hydrocarbons such as tar are condensed into liquid and are recycled.
As it is further preferred that the particulate matter of bag filter absorption is flying dust in the spray flying dust decontamination device
Source.
As it is further preferred that the macromolecule hydrocarbon substance recycled in the cooling device carries out recycling benefit as the energy
With.
As it is further preferred that the regenerating unit includes carrier gas inlet, motor, conveyer belt, heating tape and adsorbent
Outlet, wherein the heating tape is wrapped in outside the conveyer belt, inactivation adsorbent enters in the regenerating unit, in the heating
Desorption reaction occurs under the action of band, the pollutant of generation enters in the spray treatment fluid decontamination device with carrier gas, and generation is again
Raw adsorbent is discharged under the drive of the motor and conveyer belt from the adsorbent outlet.
As it is further preferred that the heating temperature of the regenerating unit is preferably 200 DEG C~300 DEG C, and it is further excellent
It is selected as 250 DEG C.
As it is further preferred that the preferred CaCO of slurries sprayed in the spray treatment fluid decontamination device3Solution, Ca (OH)2
Solution, NaOH solution or AlCl3Solution.
As it is further preferred that the carrier gas is preferably nitrogen, argon gas or air.
As it is further preferred that the reproducing adsorbent, which is added in the spray flying dust decontamination device, carries out repetition benefit
With.
In general, through the invention it is contemplated above technical scheme is compared with the prior art, mainly have below
Technological merit:
1. the present invention purifies the flue gas generated during municipal waste combustion by flue gas purifying equipment, energy
The pollutants such as sulfide and the heavy metal in flue gas are enough effectively removed, wherein using the flying dust trapped in bag filter as first
Adsorbent is walked, can be realized the recycling of waste while adsorbing pollutant；In addition, adsorption effect is best but cost is opposite
Higher active carbon can not only reduce the content of pollutant in flue gas as final step adsorbent, and can effectively drop
Low production cost；
2. in addition, the present invention is additionally provided with catalyst regeneration equipment, by 200 DEG C~300 DEG C at a temperature of heat, make
Desorption reaction occurs for the pollutant such as sulfide or heavy metal inactivated on adsorbent, to form reproducing adsorbent, and is sent into spray
It is reused in flying dust decontamination device, the injected volume of the adsorbents such as active carbon can be further reduced, production is effectively reduced
Cost；
3. simultaneously, the present invention recycles the macromolecule hydrocarbons substances such as tar in flue gas, the abundant of resource is realized
It utilizes.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the municipal waste combustion flue gas purification system that the present invention constructs；
Fig. 2 is the work flow diagram of municipal waste combustion flue gas purification system provided by the invention.
In all the appended drawings, identical appended drawing reference is used to denote the same element or structure, in which:
1: smoke inlet, 2: cooling device, 3: recyclable device, 4: spray flying dust decontamination device, 5: spray Ca-base adsorbent desulfurization
Device, 6: spray active carbon decontamination device, 7: air-introduced machine, 8: bag filter, 9: exhanst gas outlet, 10: spray treatment fluid decontamination device,
11: carrier gas inlet, 12: motor, 13: heating tape, 14: adsorbent outlet, 15: conveyer belt.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.As long as in addition, technical characteristic involved in the various embodiments of the present invention described below
Not constituting a conflict with each other can be combined with each other.
As shown in Figure 1, the invention proposes a kind of municipal waste combustion flue gas purification systems, which is characterized in that should
System includes flue gas purifying equipment and adsorbent reactivation equipment, in which:
The flue gas purifying equipment includes sequentially connected cooling device 2, spray flying dust decontamination device 4, spray Ca-base adsorbent
Desulfurizer 5, spray active carbon decontamination device 6, air-introduced machine 7 and bag filter 8, the flue gas that municipal waste combustion generates are first
It first passes through smoke inlet 1 to enter in the cooling device 2 to remove macromolecule hydrocarbon substance, removes the cigarette of macromolecule hydrocarbon substance
Gas is sequentially entered again in the spray flying dust decontamination device 4, spray Ca-base adsorbent desulfurizer 5 and spray active carbon decontamination device 6, with
Removing sulfide and heavy metal under the action of adsorbent includes flying dust, Ca-base adsorbent and active carbon in above-mentioned each device, most
Flue gas is entered in the bag filter 8 by the air-introduced machine 7 to remove particulate matter, the cleaning generated after particulate matter removing afterwards
Flue gas is flowed out from exhanst gas outlet 9；
The adsorbent reactivation equipment includes sequentially connected recyclable device 3, regenerating unit and spray treatment fluid decontamination device
10, it inactivates and is collected by the recyclable device 3 after the adsorbent absorption sulfide and heavy metal in the flue gas purifying equipment, so
After be admitted to the regenerating unit and carry out desorption reaction and generate reproducing adsorbent, the pollutant generated in desorption reaction is by the spray
Treatment fluid decontamination device 10 absorbs.
Further, the spray flying dust decontamination device 4, the spray Ca-base adsorbent desulfurizer 5 and the spray active carbon are de-
Dirty device 6 is made of two chambers respectively, and flue gas enters from a chamber and flows out from another chamber, to guarantee that flue gas fills
Point with adsorbent haptoreaction, the deflector tilted down is installed on the wall surface of above-mentioned apparatus, and bottom is provided with recycling
Slot is collected inactivation adsorbent.
Further, 2 top of cooling device is water-cooling wall, lower part is accumulator tank, for tar in flue gas etc. is big
Molecular hydrocarbon is condensed into liquid and is recycled.
Further, the particulate matter that the bag filter 8 adsorbs is the source of flying dust in the spray flying dust decontamination device 4.
Further, the macromolecule hydrocarbons substances such as the tar recycled in the cooling device 2 are recycled as the energy.
Further, the regenerating unit includes that carrier gas inlet 11, motor 12, conveyer belt 15, heating tape 13 and adsorbent go out
Mouth 14, wherein the heating tape 13 is wrapped in outside the conveyer belt 15, the inactivation adsorbent passes through screw(-type) feeder and is sent into
In the regenerating unit, desorption reaction occurs under the action of heating tape 13, the pollutant of generation enters the spray with carrier gas
In treatment fluid decontamination device 10, the reproducing adsorbent of generation is under the drive of the motor 12 and conveyer belt 15 from the adsorbent
14 discharge of outlet.
Further, the heating temperature of the regenerating unit is preferably 200 DEG C~300 DEG C, and further preferably 250 DEG C.
Further, the preferred CaCO of slurries sprayed in the spray treatment fluid decontamination device 103Solution, Ca (OH)2Solution,
NaOH solution or AlCl3Solution.
Further, the carrier gas is preferably nitrogen, argon gas or air.
Further, the reproducing adsorbent is added in the spray flying dust decontamination device 4 and is reused.
The specific workflow of municipal waste combustion flue gas purification system provided by the invention is as shown in Fig. 2, city
The flue gas that house refuse burning generates enters cooling device 2, the macromolecule hydrocarbons object such as tar in flue gas from the smoke inlet 1
Matter is collected after condensing on water-cooling wall by the accumulator tank of lower part；The flue gas for removing macromolecule hydrocarbon substance is de- into the spray flying dust
In dirty device 4, flying dust in bag filter 8 is as adsorbent by the sulfide and heavy metal adsorption heel row in flue gas
Out；The flue gas of discharge enters in the spray Ca-base adsorbent desulfurizer 5, and sulfide therein adsorbs heel row by Ca-base adsorbent
Out and enter in the spray active carbon decontamination device 6, active carbon is as adsorbent by the sulfide and heavy metal adsorption in flue gas
After discharge it；Flue gas enters the bag filter 8 to remove particulate matter under the action of air-introduced machine 7, and what is finally generated is clean
Neat stress is flowed out from exhanst gas outlet 9；
Absorption in above-mentioned spray flying dust decontamination device 4, spray Ca-base adsorbent desulfurizer 5 and spray active carbon decontamination device 6
Agent, which is inactivated after adsorbing sulfide and heavy metal and collected by the accumulator tank of bottom, to be entered in the recyclable device 3, is given by spiral
Material machine enters in regenerating unit, and desorption reaction occurs under the action of heating tape 13, the pollutant of generation with carrier gas into
Enter in the spray treatment fluid decontamination device 10, the reproducing adsorbent of generation is under the drive of the motor 12 and conveyer belt 15 from suction
Attached dose of 14 discharge of outlet, and be admitted in the spray flying dust decontamination device 4 and reused as adsorbent.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, not to
The limitation present invention, any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should all include
Within protection scope of the present invention.
Claims (10)
1. a kind of municipal waste combustion flue gas purification system, which is characterized in that the system includes flue gas purifying equipment and suction
Attached dose of generating apparatus again, in which:
The flue gas purifying equipment includes sequentially connected cooling device (2), spray flying dust decontamination device (4), spray Ca-base adsorbent
Desulfurizer (5), spray active carbon decontamination device (6), air-introduced machine (7) and bag filter (8), municipal waste combustion generate
Flue gas pass through smoke inlet (1) first and enter to remove macromolecule hydrocarbon substance in the cooling device (2), remove macromolecular
The flue gas of hydrocarbons sequentially enters the spray flying dust decontamination device (4), spray Ca-base adsorbent desulfurizer (5) and spray activity again
In charcoal decontamination device (6), with removing sulfide and heavy metal, last flue gas pass through under the action of adsorbent in above-mentioned each device
The air-introduced machine (7) enters to remove particulate matter in the bag filter (8), the clean flue gas generated after particulate matter removing from
Exhanst gas outlet (9) outflow；
The adsorbent reactivation equipment includes sequentially connected recyclable device (3), regenerating unit and spray treatment fluid decontamination device
(10), it inactivates and is received by the recyclable device (3) after the adsorbent absorption sulfide and heavy metal in the flue gas purifying equipment
Collection is then fed to the regenerating unit and carries out desorption reaction generation reproducing adsorbent, the pollutant quilt generated in desorption reaction
The spray treatment fluid decontamination device (10) absorbs.
2. municipal waste combustion flue gas purification system as described in claim 1, which is characterized in that the spray flying dust decontamination
Device (4), the spray Ca-base adsorbent desulfurizer (5) and the spray active carbon decontamination device (6) are respectively by two chambers group
At flue gas enters from a chamber and flows out from another chamber, is equipped with the water conservancy diversion tilted down on the wall surface of above-mentioned apparatus
Plate, and bottom is provided with accumulator tank, inactivation adsorbent is collected.
3. municipal waste combustion flue gas purification system as claimed in claim 1 or 2, which is characterized in that the cooling dress
Set that top is water-cooling wall, lower part is accumulator tank, for recycling the macromolecule hydrocarbon material condensation in flue gas at liquid.
4. the municipal waste combustion flue gas purification system as described in claims 1 to 3 any one, which is characterized in that institute
The particulate matter for stating bag filter (8) absorption is the source of flying dust in spray flying dust decontamination device (4).
5. the municipal waste combustion flue gas purification system as described in Claims 1 to 4 any one, which is characterized in that institute
The macromolecule hydrocarbon substance recycled in cooling device (2) is stated to be recycled as the energy.
6. municipal waste combustion flue gas purification system as claimed in any one of claims 1 to 5, wherein, which is characterized in that institute
Stating regenerating unit includes carrier gas inlet (11), motor (12), conveyer belt (15), heating tape (13) and adsorbent outlet (14),
Described in heating tape (13) be wrapped in that the conveyer belt (15) is external, and inactivation adsorbent enters in the regenerating unit, described plus
Desorption reaction occurs under the action of tropical (13), the pollutant of generation enters the spray treatment fluid decontamination device (10) with carrier gas
In, the reproducing adsorbent of generation is arranged under the drive of the motor (12) and conveyer belt (15) from the adsorbent outlet (14)
Out.
7. the municipal waste combustion flue gas purification system as described in claim 1~6 any one, which is characterized in that institute
The heating temperature for stating regenerating unit is preferably 200 DEG C~300 DEG C, and further preferably 250 DEG C.
8. the municipal waste combustion flue gas purification system as described in claim 1~7 any one, which is characterized in that institute
State the preferred CaCO of slurries sprayed in spray treatment fluid decontamination device (10)3Solution, Ca (OH)2Solution, NaOH solution or AlCl3It is molten
Liquid.
9. the municipal waste combustion flue gas purification system as described in claim 1~8 any one, which is characterized in that institute
Stating carrier gas is preferably nitrogen, argon gas or air.
10. municipal waste combustion flue gas purification system as claimed in any one of claims 1 to 9 wherein, which is characterized in that institute
It states reproducing adsorbent and is added in the spray flying dust decontamination device (4) and reused.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811360564.0A CN109621636A (en) | 2018-11-15 | 2018-11-15 | A kind of municipal waste combustion flue gas purification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811360564.0A CN109621636A (en) | 2018-11-15 | 2018-11-15 | A kind of municipal waste combustion flue gas purification system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109621636A true CN109621636A (en) | 2019-04-16 |
Family
ID=66068044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811360564.0A Pending CN109621636A (en) | 2018-11-15 | 2018-11-15 | A kind of municipal waste combustion flue gas purification system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109621636A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1332334A (en) * | 2000-07-10 | 2002-01-23 | 清华大学 | Comprehensive garbage incinerating tail gas purifying method and equipment |
| CN103239985A (en) * | 2013-05-14 | 2013-08-14 | 中国环境科学研究院 | Efficient coal-fired flue gas sulfur removal and mercury removal method and device |
| CN104353325A (en) * | 2014-11-12 | 2015-02-18 | 上海锅炉厂有限公司 | Device and method for removing mercury from boiler flue gas of power station |
| CN207951096U (en) * | 2018-02-07 | 2018-10-12 | 李观德 | Incineration firing device for purifying and treating tail gas |
| CN209317379U (en) * | 2018-11-15 | 2019-08-30 | 华中科技大学 | A kind of municipal waste combustion flue gas purification system |
-
2018
- 2018-11-15 CN CN201811360564.0A patent/CN109621636A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1332334A (en) * | 2000-07-10 | 2002-01-23 | 清华大学 | Comprehensive garbage incinerating tail gas purifying method and equipment |
| CN103239985A (en) * | 2013-05-14 | 2013-08-14 | 中国环境科学研究院 | Efficient coal-fired flue gas sulfur removal and mercury removal method and device |
| CN104353325A (en) * | 2014-11-12 | 2015-02-18 | 上海锅炉厂有限公司 | Device and method for removing mercury from boiler flue gas of power station |
| CN207951096U (en) * | 2018-02-07 | 2018-10-12 | 李观德 | Incineration firing device for purifying and treating tail gas |
| CN209317379U (en) * | 2018-11-15 | 2019-08-30 | 华中科技大学 | A kind of municipal waste combustion flue gas purification system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102068890B (en) | Method and device for treating complex industrial organic waste gas | |
| CN103657275B (en) | Dual flue gas purifying technique and cleaning system thereof | |
| CN101822942B (en) | Wet purification method for dioxin and heavy metals in solid waste incineration gas | |
| CN203886406U (en) | Tail gas purification device of circulating fluid bed garbage incinerator | |
| CN205903778U (en) | Flue gas purification system | |
| CN203853005U (en) | VOCs (Volatile Organic Compounds) waste gas purification device | |
| CN102814103B (en) | Four-stage sludge drying tail gas treatment system | |
| CN107961770B (en) | Regeneration system and regeneration method of adsorbent in coke oven flue gas purification | |
| CN103768929A (en) | Purification treatment device for flue gas generated in garbage incineration process, and application of purification treatment device | |
| CN108283821A (en) | The treatment process and processing system of coking production Zhong Huachan workshop sections exhaust gas containing naphthalene | |
| CN106039929A (en) | Circular demercuration and mercury recycling system and method for renewable adsorbent | |
| WO2018192564A1 (en) | Flue gas purification system for domestic waste pyrolysis incinerator | |
| CN201586464U (en) | Large-scale active coke convection adsorption flue gas purification system | |
| CN106039957B (en) | A kind of flue gas purification system and flue gas purifying method | |
| CN111389166A (en) | Hazardous waste incinerator tail gas purification process | |
| CN209317379U (en) | A kind of municipal waste combustion flue gas purification system | |
| CN206911127U (en) | Organic waste gas treatment device | |
| CN206240331U (en) | Vertical single hop modularization flue gas desulfurization and denitrification absorption/regenerating unit | |
| CN202751933U (en) | Four-section type sludge drying off-gas treatment system | |
| KR200205816Y1 (en) | Apparatus for removing organic odor | |
| CN210278758U (en) | Super-clean emission treatment device for flue gas of household garbage incinerator | |
| CN102895856B (en) | A kind of equipment of garbage-incineration smoke purifying and process for purifying thereof | |
| CN204619702U (en) | A kind of purifier containing low concentration VOC waste gas | |
| CN104707468A (en) | Flue gas purifier | |
| CN204973576U (en) | Administer device of synthetic leather waste gas |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |