CN209655333U - Environmental protection and energy saving quencher for flue gas of refuse burning processing - Google Patents
Environmental protection and energy saving quencher for flue gas of refuse burning processing Download PDFInfo
- Publication number
- CN209655333U CN209655333U CN201920239617.7U CN201920239617U CN209655333U CN 209655333 U CN209655333 U CN 209655333U CN 201920239617 U CN201920239617 U CN 201920239617U CN 209655333 U CN209655333 U CN 209655333U
- Authority
- CN
- China
- Prior art keywords
- flue gas
- shell
- smoke tube
- tube road
- environmental protection
- 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.)
- Expired - Fee Related
Links
- 239000003546 flue gas Substances 0.000 title claims abstract description 134
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 133
- 238000012545 processing Methods 0.000 title claims abstract description 22
- 230000007613 environmental effect Effects 0.000 title claims abstract description 19
- 239000000779 smoke Substances 0.000 claims abstract description 85
- 239000007788 liquid Substances 0.000 claims abstract description 52
- 239000002826 coolant Substances 0.000 claims abstract description 36
- 230000000694 effects Effects 0.000 claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 239000007789 gas Substances 0.000 claims description 45
- 239000003500 flue dust Substances 0.000 claims description 31
- 239000003085 diluting agent Substances 0.000 claims description 12
- 230000035939 shock Effects 0.000 claims description 11
- UHZZMRAGKVHANO-UHFFFAOYSA-M chlormequat chloride Chemical compound [Cl-].C[N+](C)(C)CCCl UHZZMRAGKVHANO-UHFFFAOYSA-M 0.000 claims description 8
- 239000004071 soot Substances 0.000 claims description 7
- 238000010943 off-gassing Methods 0.000 claims 1
- 238000001816 cooling Methods 0.000 abstract description 41
- 239000000110 cooling liquid Substances 0.000 abstract description 4
- 239000000428 dust Substances 0.000 description 21
- 238000006243 chemical reaction Methods 0.000 description 16
- 238000000034 method Methods 0.000 description 8
- 238000013517 stratification Methods 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 239000002910 solid waste Substances 0.000 description 5
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 4
- 235000019504 cigarettes Nutrition 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000003595 mist Substances 0.000 description 4
- 238000010791 quenching Methods 0.000 description 4
- 230000000171 quenching effect Effects 0.000 description 4
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 3
- 239000001110 calcium chloride Substances 0.000 description 3
- 229910001628 calcium chloride Inorganic materials 0.000 description 3
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002906 medical waste Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000004056 waste incineration Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 239000000920 calcium hydroxide Substances 0.000 description 2
- 235000011116 calcium hydroxide Nutrition 0.000 description 2
- 239000003034 coal gas Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000007259 addition reaction Methods 0.000 description 1
- 150000001345 alkine derivatives Chemical class 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 230000003185 calcium uptake Effects 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 230000001473 noxious effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
Abstract
The utility model relates to a kind of environmental protection and energy saving quenchers for flue gas of refuse burning processing.It includes shell and being set to the intracorporal several ventilating smoke tube roads of shell, offered on shell be connected to ventilating smoke tube road one end enter flue gas mouth, shell it is separate enter flue gas mouth one end offer flue gas outlet；The coolant liquid of circulation is loaded in shell；The upper and lower part of shell is equipped with demarcation plate, and the both ends in ventilating smoke tube road, which wear out demarcation plate respectively and realize, to be isolated at ventilating smoke tube road entrance and exit with coolant liquid；Housing bottom is equipped with slag-drip opening, is movably set with sealing element at slag-drip opening.Flue gas after burning disposal enters ventilating smoke tube road from flue gas mouth is entered, and carries out heat exchange with the intracorporal coolant liquid of shell, is discharged after being cooled to 220 DEG C or less from flue gas outlet；Because coolant liquid is circulation, cooling effect is fine, while flue gas does not contact directly with coolant liquid, will not contaminated cooling liquid, use can be repeated after coolant liquid is cooling, be more energy-saving and environmentally friendly.
Description
Technical field
The utility model relates to the technical fields of solid waste processing, more particularly, to one kind at flue gas of refuse burning
The environmental protection and energy saving quencher of reason.
Background technique
Solid waste refers to the solid-state of the pollution environment generated in production and construction, daily life and other activities, half admittedly
State waste material.Solid waste includes house refuse, industrial solid wastes, hazardous solid waste, clinical waste etc..
Wherein most house refuse and medical waste are mainly handled by the way of burning, and the thermal energy of generation can be used
Come other purposes such as generate electricity.But a large amount of flue gas can be generated in burning process, these flue gases require strictly to be handled.One
As for, the ingredient of flue gas of refuse burning and the how close phase of many factors such as fire box temperature, waste component and state, burning process
It closes, is only impossible from the content that the angle of burning fully controls smoke components, especially noxious pollutant, it is necessary to which cooperation is tight
The flue gas after-treatment system of lattice.
House refuse, the important component of medical waste include high molecular material at present, and such as plastics, rubber, this substance is burnt
During burning, tend to largely to generate that strand is longer, hydrocarbon substance of complicated component enters flue gas, theoretically, this kind of object
Matter can decompose carbon dioxide and water under high temperature, oxygen-enriched environment, but burner hearth environment is complicated and changeable, in addition reaction process and
Mechanism is sufficiently complex, this large amount of substance can be contained in the flue gas often come out of the stove.
To remove the pollutant in flue gas, flue gas desulfurization technique generally is used in boiler tail, current use is more universal
Be purification method that semi-dry process flue gas desulphurization adds bag filter, to ensure that flue gas emission reaches environmental protection standard.Traditional half
Dry flue gas desulphurization technical process are as follows: the exiting flue gas of waste incinerator enters reaction tower by pipeline, sprays on reaction tower top
Enter atomized water to reduce flue-gas temperature, reduces the generation of dioxin organic pollutant, slaked lime powder is sprayed by stationary nozzle
Ca(0H)2, for such as S0 of the sour gas in same flue gas2, HCl, HF etc. chemically react, be absorbed sour gas, cigarette
Gas enters bag filter after coming out from reaction tower, after unreacted slaked lime powder enters bag filter, is adsorbed on cloth bag face
On, it can continue to react with the sour gas in flue gas, to improve deacidification efficiency.
But this technique is because cooling react with material depickling of flue gas cool-down carries out in reaction tower, in waste incineration
The HCl of generation can be with Ca (0H)2Reaction generates calcium chloride, and calcium chloride is easy crystallization at low temperature and six hydrates, heating is precipitated
Then become the anhydrous calcium chloride of white porosity shape to 26 DEG C, the hygroscopy of calcium chloride is extremely strong, the pole in the case where there is aqueous water
Product easy to moisture absorption causes reaction inner wall of tower dust stratification at powder agglomates.A large amount of dust is also had in the flue gas of waste incineration, dust has pole
Strong hygroscopicity is easily attached to reaction inner wall of tower and forms dust stratification, and every one or two months, reaction inner wall of tower will form very thick
Dust stratification layer, it is necessary to which being cleared up can just continue to use, because dust stratification block is serious, it is difficult to clear up, so that reaction tower is safeguarded
Increased costs.
Chinese invention patent CN101342458B discloses a kind of semi-dry fume purifier with independent desuperheat tower,
Flue gas cooling carries out in desuperheat tower, and depickling reaction carries out in reaction tower, efficiently solves reaction tower encrustation and cloth
Bag dust collector pastes the problem of bag, but the cost of manufacture of its desuperheat tower is higher, and the flue gas that reaction tower is arranged in the second spray gun enters
At mouthful, still there is water mist in reaction tower, the dust in flue gas encounters water mist and deliquesces the block still in reaction tower, causes to react
Tower maintenance cost increases.
Chinese invention application CN101701716A disclose it is a kind of for flue gas of refuse burning processing quenching apparatus and its
Smoke processing system, quenching apparatus have the chilling pipeline and use of the inlet pipeline, flue gas cooling and dedusting that are used for gas inlet
In the outlet conduit of exhanst gas outlet, chilling Pipe installing between inlet pipeline and outlet conduit and with inlet pipeline, outlet
Road connection, quenching apparatus have mist cooling controller and thermal detector, mist cooling controller and thermal detector data connection.Cigarette
Air cooling dedusting and depickling reaction separate, and carry out in quenching apparatus with extracting tower respectively, have prevented chlorination calcium uptake moisture tide
The possibility of solution, depickling inner wall of tower no longer dust stratification, extracting tower maintenance cost reduce.In order to guarantee flue gas drop to rapidly 220 DEG C hereinafter,
The generation for reducing dioxin needs to carry out spraying cooling using a large amount of water, a large amount of sewage can be generated, to the place of large amount of sewage
Reason can also greatly increase cost, otherwise just can cause environmental pollution.
Utility model content
The purpose of the utility model is to provide a kind of environmental protection and energy saving quenchers for flue gas of refuse burning processing, can be right
Flue gas carries out rapid cooling cooling, and will not generate a large amount of sewage, is more energy-saving and environmentally friendly.
The above-mentioned purpose of the utility model has the technical scheme that a kind of for flue gas of refuse burning
The environmental protection and energy saving quencher of processing, including shell and the intracorporal several ventilating smoke tube roads of shell are set to, it offers and leads on shell
The connection of smoke pipeline one end enters flue gas mouth, and shell offers flue gas outlet far from the one end for entering flue gas mouth；It is loaded with and follows in shell
The logical coolant liquid of circulation；The upper and lower part of shell is equipped with demarcation plate, and the both ends in ventilating smoke tube road wear out demarcation plate realization respectively
It is isolated at ventilating smoke tube road entrance and exit with coolant liquid；Housing bottom is equipped with slag-drip opening, is movably set with sealing element at slag-drip opening.
By using above-mentioned technical proposal, the flue gas after burning disposal enters ventilating smoke tube road from flue gas mouth is entered, with shell
Intracorporal coolant liquid carries out heat exchange, is discharged after being cooled to 220 DEG C or less from flue gas outlet；Because coolant liquid is circulation
, therefore cooling effect is fine, while flue gas does not contact directly with coolant liquid, will not contaminated cooling liquid, after coolant liquid is cooling
Use can be repeated, without carrying out specially treated, be more energy-saving and environmentally friendly；Flue gas after burning disposal is logical by several
Smoke pipeline shunts, and had not only guaranteed the mass rate of emission of flue gas, but also can accelerate heat exchange, and had greatly improved cooling velocity；Slag-drip opening is convenient for
Timely deslagging, sealing element limits flue gas and is discharged from slag-drip opening, more environmentally-friendly.
The utility model is further arranged to: the ventilating smoke tube road is set as straight pipe and ventilating smoke tube road length direction and ground
Face is vertical, and ventilating smoke tube road inner sidewall offers barber-pole stripes.
By using above-mentioned technical proposal, the flue dust that straight pipe is conducive in flue gas is fallen, it is not easy to be accumulated in pipeline, be led to
Smoke pipeline is perpendicular to the ground, and more conducively flue dust is fallen due to gravity；The barber-pole stripes of ventilating smoke tube road inner sidewall can make
Flue gas forms turbulent flow in ventilating smoke tube road, has stronger impact force to the flue dust of the attachment of ventilating smoke tube road inner wall, flue dust is not allowed more
It is easily attached to ventilating smoke tube road inner wall, flue gas circulation is more smooth, and then can reduce the number of removal ventilating smoke tube road inner wall flue dust,
Be conducive to improve working efficiency.
The utility model is further arranged to: the ventilating smoke tube road is uniformly arranged in shell, between adjacent ventilating smoke tube road
Equipped with gap.
By using above-mentioned technical proposal, the more conducively intracorporal coolant liquid of the flue gas in ventilating smoke tube road and shell carries out hot friendship
It changes, and heat exchange is more uniform, cooling velocity is faster；Gap is equipped between ventilating smoke tube road, coolant liquid can be by ventilating smoke tube road
It surrounds, cooling effect is more preferable.
The utility model is further arranged to: temperature sensor is equipped in the shell.
By using above-mentioned technical proposal, temperature sensor is able to detect that the intracorporal temperature of shell, and then more accurate control
Cooling velocity processed reduces the generation of dioxin.
The utility model is further arranged to: the diameter and housing inner diameter ratio in the ventilating smoke tube road are less than 1:18.
By using above-mentioned technical proposal, it is found through experiment that, flue gas is quickly cooled down than being more conducive to realize using above-mentioned internal diameter.
The utility model is further arranged to: housing bottom is equipped with liquid feed valve, and case top is equipped with gas vent.
By using above-mentioned technical proposal, liquid feed valve is located at housing bottom, contrary with the circulation of flue gas, formation pair
Stream, cooling effect are more preferable；Coolant liquid may be gasified during heat exchange, and the gas of generation is discharged gas vent in time,
Safety is more preferable.
The utility model is further arranged to: activity is inserted with exhaust valve in the gas vent.
By using above-mentioned technical proposal, exhaust valve can reduce evaporation rate, also be able to achieve the discharge of gas, more supernumerary segment
Energy.
The utility model is further arranged to: be equipped with above the shell with the pre-mix zone that enters flue gas mouth and be connected to, it is described pre-
Smoke inlet and the air inlet for being passed through diluent gas are offered on confounding.
By using above-mentioned technical proposal, diluent gas can dilute cigarette after mixing after entering by air inlet with flue gas
Gas, and then temperature, the viscosity of flue gas are reduced, the more conducively cooling in later period, dust is also not easy to be adhered into flue gas Kou Chu and lead to
On smoke pipeline inner wall.
The utility model is further arranged to: the diluent gas is air or treated tail gas, and intake is cigarette
The 10%-30% of air volume.
By using above-mentioned technical proposal, air is easy to get, and is easy to be passed through, and at low cost；Treated, and tail gas contains
Some flue dust are few, and temperature is low, are also easy to get, and are easy to be passed through, and at low cost, moreover it is possible to tail gas be further processed.Through
Test discovery, the diluent gas for being passed through 10%-30% can make 50-100 DEG C of flue gas cool-down, and cooling effect is fine, nor meeting
Obviously increase processing cost.
The utility model is further arranged to: it is described enter flue gas mouth at and housing bottom close to row ventilating smoke tube road end
Flue dust demolition set is equipped on inner sidewall.
By using above-mentioned technical proposal, flue dust demolition set is entering at flue gas mouth and explosion at ventilating smoke tube road, forms vibration
It is dynamic, it can be good at by the intracorporal flue dust discharge of shell, convenient for the use in later period.
The utility model is further arranged to: the flue dust demolition set is set as shock wave soot blower.
By using above-mentioned technical proposal, shock wave soot blower is commonly used flammable using acetylene (coal gas, natural gas, liquefied gas) etc.
Gas and air are uniformly mixed by a certain percentage after respective flow measuring and controlling system, are then fed into combustion chamber and fire
It burns.Within the scope of the gas pressure that burning generates is limited in centainly, in the nozzle launching shock wave energy and product of efferent duct
Grey situation adapts to.The dust stratification on heating surface is set to fall off by the effect of shock wave, by the dust granule on contaminated heating surface, pine
Object, binding and deposit is dissipated to remove.Shock wave soot blower dedusting effect is good, and configuration is safe and reliable, automates high reliablity, equipment
Small investment, bring benefits height, labor intensity of workers when reducing smoke abatement, and operating cost is low.
In conclusion the advantageous effects of the utility model are as follows:
1. the flue gas after burning disposal enters ventilating smoke tube road from flue gas mouth is entered, hot friendship is carried out with the intracorporal coolant liquid of shell
It changes, is discharged after being cooled to 220 DEG C or less from flue gas outlet；Because coolant liquid is circulation, cooling effect is fine, together
When flue gas do not contacted directly with coolant liquid, will not contaminated cooling liquid, uses can be repeated after coolant liquid is cooling, be not necessarily into
Row specially treated, is more energy-saving and environmentally friendly；Flue gas after burning disposal is shunted by several ventilating smoke tube roads, both guarantees flue gas
Mass rate of emission, and heat exchange can be accelerated, greatly improve cooling velocity；Slag-drip opening is convenient for timely deslagging, and sealing element limits flue gas
It is discharged from slag-drip opening, it is more environmentally-friendly.
2. the flue dust that straight pipe is conducive in flue gas is fallen, it is not easy to accumulate in pipeline, ventilating smoke tube road is perpendicular to the ground, more
It is fallen conducive to flue dust due to gravity；The barber-pole stripes of ventilating smoke tube road inner sidewall can be such that flue gas is formed in ventilating smoke tube road
Turbulent flow has stronger impact force to the flue dust of the attachment of ventilating smoke tube road inner wall, and flue dust is more difficult to be attached to ventilating smoke tube road inner wall,
Flue gas circulation is more smooth, and then can reduce the number of removal ventilating smoke tube road inner wall flue dust, is conducive to improve working efficiency.
3. diluent gas can dilute flue gas after mixing with flue gas, and then reduce temperature, the viscosity of flue gas, more conducively later period
Cooling, dust is also not easy to be adhered at flue gas mouth and ventilating smoke tube road inner wall.
4. air is easy to get, it is easy to be passed through, and at low cost；Treated, and flue dust that tail gas contains is few, and temperature is low,
It is easy to get, is easy to be passed through, and at low cost, moreover it is possible to tail gas be further processed.It finds after tested, is passed through 10%-30%
Diluent gas can make 50-100 DEG C of flue gas cool-down, cooling effect is fine, nor can obviously increase processing cost.
Detailed description of the invention
Fig. 1 is the schematic diagram of internal structure of the utility model embodiment；
Fig. 2 is the top view of the utility model embodiment.
In figure: 1, shell；11, enter flue gas mouth；12, flue gas outlet；13, slag-drip opening；14, sealing element；15, pre-mix zone；
151, smoke inlet；152, air inlet；16, gas vent；17, dust discharge area；18, observation window；19, liquid feed valve；2, ventilating smoke tube road；3, divide
Partition；4, temperature sensor；5, exhaust valve；6, access hole；7, flue dust demolition set；8, level control valve；9, liquid valve.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing 1-2 and embodiment.
A kind of environmental protection and energy saving quencher for flue gas of refuse burning processing, as shown in Figure 1, including shell 1 and being set to
Several ventilating smoke tube roads 2 in shell 1, offer on shell 1 be connected to 2 one end of ventilating smoke tube road enter flue gas mouth 11, shell 1 is remote
Flue gas outlet 12 is offered from the one end for entering flue gas mouth 11；The coolant liquid of circulation is loaded in shell 1；Ventilating smoke tube road 2
Both ends are isolated with coolant liquid；1 bottom of shell is equipped with slag-drip opening 13, is movably set with sealing element 14 at slag-drip opening 13.
Flue gas after burning disposal carries out heat from the coolant liquid that flue gas mouth 11 enters in ventilating smoke tube road 2, with shell 1 is entered
Exchange is discharged after being cooled to 220 DEG C or less from flue gas outlet 12；Because coolant liquid is circulation, cooling effect is very
It is good, while flue gas does not contact directly with coolant liquid, will not contaminated cooling liquid, use can be repeated after coolant liquid is cooling,
Without carrying out specially treated, it is more energy-saving and environmentally friendly；Flue gas after burning disposal is shunted by several ventilating smoke tube roads 2, was both protected
The mass rate of emission of flue gas is demonstrate,proved, and heat exchange can be accelerated, greatly improves cooling velocity；Slag-drip opening 13 is convenient for timely deslagging, sealing
Part 14 limits flue gas and is discharged from slag-drip opening 13, more environmentally-friendly.Use of water is preferred for coolant liquid, other commercially available liquid also can be used
Coolant liquid.
Ventilating smoke tube road 2 is set as straight pipe and 2 length direction of ventilating smoke tube road is perpendicular to the ground, and 2 inner sidewall of ventilating smoke tube road
Offer barber-pole stripes.The flue dust that straight pipe is conducive in flue gas is fallen, it is not easy to be accumulated in pipeline, ventilating smoke tube road 2 and ground
Vertically, more conducively flue dust is fallen due to gravity；The barber-pole stripes of 2 inner sidewall of ventilating smoke tube road can make flue gas in ventilating smoke tube
Form turbulent flow in road 2, have a stronger impact force to the flue dust of the attachment of 2 inner wall of ventilating smoke tube road, flue dust is more difficult be attached to it is logical
2 inner wall of smoke pipeline, flue gas circulation is more smooth, and then can reduce the number of removal 2 inner wall flue dust of ventilating smoke tube road, is conducive to mention
High working efficiency.
In conjunction with Fig. 2, ventilating smoke tube road 2 is uniformly arranged in shell 1, and gap is equipped between adjacent ventilating smoke tube road 2, more conducively logical
The coolant liquid in flue gas and shell 1 in smoke pipeline 2 carries out heat exchange, and heat exchange is more uniform, and cooling velocity is faster；It is logical
Gap is equipped between smoke pipeline 2, coolant liquid can surround ventilating smoke tube road 2, and cooling effect is more preferable.The diameter in ventilating smoke tube road 2 with
1 internal diameter ratio of shell is less than 1:18, and flue gas velocity of liquid assets is not less than 12m/s.It is found through experiment that being more conducive to using above-mentioned internal diameter ratio
It realizes and is quickly cooled down flue gas, flue gas velocity of liquid assets will not be significantly affected.
Temperature sensor 4 is equipped in shell 1.Temperature sensor 4 is able to detect that the temperature in shell 1, and then more accurate
Control cooling velocity, reduce the generation of dioxin.
1 bottom of shell is equipped with liquid feed valve 19, is equipped with gas vent 16 at the top of shell 1.Liquid feed valve 19 is located at 1 bottom of shell, with
Contrary, the formation convection current of the circulation of flue gas, cooling effect are more preferable；Coolant liquid may be gasified during heat exchange,
The gas of generation is discharged gas vent 16 in time, and safety is more preferable.
Activity is inserted with exhaust valve 5 in gas vent 16.Exhaust valve 5 can reduce evaporation rate, also be able to achieve the row of gas
It puts, it is more energy saving.Exhaust valve 5 is check valve, convenient for discharge air, there will not be other sundries and enters shell 1.
The pre-mix zone 15 for being equipped with above shell 1 and entering flue gas mouth 11 and be connected to offers smoke inlet 151 and use on pre-mix zone 15
In the air inlet 152 for being passed through diluent gas.
Diluent gas can dilute flue gas after mixing after entering by air inlet 152 with flue gas, and then reduce the temperature of flue gas
Degree, viscosity, the more conducively cooling in later period, dust are also not easy to be adhered on 2 inner wall of at flue gas mouth 11 and ventilating smoke tube road.Dilution
Gas is air or treated tail gas, and intake is the 10%-30% of flue gas volume.
Air is easy to get, and is easy to be passed through, and at low cost；Treated, and flue dust that tail gas contains is few, and temperature is low, also holds
It easily obtains, is easy to be passed through, and at low cost, moreover it is possible to tail gas be further processed.It finds after tested, is passed through 10%-30%'s
Diluent gas can make 50-100 DEG C of flue gas cool-down, and cooling effect is fine, nor can obviously increase processing cost.
Enter at flue gas mouth 11 and 1 bottom of shell and is equipped with flue dust explosion on the inner sidewall of row 2 end of ventilating smoke tube road
Device 7.Flue dust demolition set 7 is entering at flue gas mouth 11 and explosion at ventilating smoke tube road 2, forms vibration, can be good at shell 1
Interior flue dust discharge, convenient for the use in later period.Shock wave soot blower can be used in flue dust demolition set 7.Shock wave soot blower utilizes second
Common fuel gas and the air such as alkynes (coal gas, natural gas, liquefied gas), after respective flow measuring and controlling system, by certain ratio
Example is uniformly mixed, and is then fed into combustion chamber and is burnt.Within the scope of the gas pressure that burning generates is limited in centainly,
It is adapted in the nozzle launching shock wave energy and dust stratification situation of efferent duct.Keep the dust stratification on heating surface de- by the effect of shock wave
It falls, dust granule, loose material, binding and the deposit on contaminated heating surface is removed.Shock wave soot blower dedusting effect is good,
Configuration is safe and reliable, automates high reliablity, and equipment investment is few, and bring benefits height, labor intensity of workers when reducing smoke abatement, fortune
Row is at low cost.
As shown in Figure 1,1 upper and lower part of shell is equipped with demarcation plate 3, the end of coolant liquid and ventilating smoke tube road 2 is kept apart
Come, limit contact of the coolant liquid with flue gas, the level control valve 8 there are two different height, the liquid close to ground are set at the top of shell 1
Face control valve 8 is flushed with the upper surface in ventilating smoke tube road 2, and flue gas one is made to begin to cool down into ventilating smoke tube road 2, good cooling results,
And it is conducive to extend the service life in ventilating smoke tube road 2.Another 8 height of level control valve is convenient for close to the height of gas vent 16
The cleaning of shell 1.
The side wall for forming pre-mix zone 15 is equipped with observation window 18, convenient for observing the inner case of pre-mix zone 15, is also convenient for surveying
Examine flue dust accumulation therein.
1 bottom of shell offers access hole 6, convenient for internal maintenance.Shell is communicated with liquid valve 9 on 1 ground, convenient for clear
The liquid of discharge can also be used for the deacidification in later period since liquid is relatively clean by the discharge of liquid after washing in shell 1
Tower.
The dust discharge area 17 of taper is formed in shell 1 between the demarcation plate 3 and slag-drip opening 13 of slag-drip opening 13, it can be first pre-
A part of flue dust is deposited, then concentrates discharge.
Flue gas rapid cooling method is carried out using environmental protection and energy saving quencher in above scheme, steps are as follows:
S1 pours into the coolant liquid of circulation into shell 1；
S2 is mixed to form mixed flue gas to entering to be passed through the flue gas generated in diluent gas and garbage disposal in flue gas mouth 11,
Mixed flue gas, which enters in ventilating smoke tube road 2, carries out heat exchange with coolant liquid；Shell 1 is then exhausted from after cooling；
Dust in S3 periodic cleaning shell 1.
Coolant liquid has been filled in advance, and flue gas one, which is passed through, can be carried out cooling down, and cooling effect is more preferable；Flue gas and diluent gas are mixed
Temperature reduces after conjunction, viscosity reduces, and is convenient for subsequent rapid cooling；Dust is in periodic cleaning shell 1 convenient for the suitable of guarantee flue gas
Just it is discharged, is also conducive to cooled flue gas.
Flue gas is handled by the above quencher and flue gas rapid cooling method, test result is into quencher
Flue gas reaches in 1s drops to 220 DEG C from 550 DEG C hereinafter, the content of late detection dioxin into tail gas is lower than 0.1ng
TEQ/Nm3 is less than well below as defined in national standard " dangerous waste incineration contamination control standard (GB18484-2001) "
0.1ng TEQ/Nm3。
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (10)
1. a kind of environmental protection and energy saving quencher for flue gas of refuse burning processing, characterized in that including shell (1) and be set to shell
Several ventilating smoke tube roads (2) in body (1) offer on shell (1) and enter flue gas mouth with what ventilating smoke tube road (2) one end was connected to
(11), shell (1) offers flue gas outlet (12) far from the one end for entering flue gas mouth；The cold of circulation is loaded in shell (1)
But liquid；The upper and lower part of shell (1) is equipped with demarcation plate (3), and it is real that the both ends of ventilating smoke tube road (2) wear out demarcation plate (3) respectively
It is isolated at existing ventilating smoke tube road (2) entrance and exit with coolant liquid；Shell (1) bottom is equipped with slag-drip opening (13), at slag-drip opening (13)
It is movably set with sealing element (14).
2. the environmental protection and energy saving quencher according to claim 1 for flue gas of refuse burning processing, characterized in that described logical
Smoke pipeline (2) is set as straight pipe and ventilating smoke tube road (2) length direction is perpendicular to the ground, and ventilating smoke tube road (2) inner sidewall opens up
There are barber-pole stripes.
3. the environmental protection and energy saving quencher according to claim 1 for flue gas of refuse burning processing, characterized in that described logical
Smoke pipeline (2) is uniformly arranged in shell (1), and gap is equipped between adjacent ventilating smoke tube road (2).
4. the environmental protection and energy saving quencher according to claim 1 for flue gas of refuse burning processing, characterized in that the shell
Temperature sensor (4) are equipped in body (1).
5. the environmental protection and energy saving quencher according to claim 1 for flue gas of refuse burning processing, characterized in that shell
(1) bottom is equipped with liquid feed valve (19), is equipped with gas vent (16) at the top of shell (1).
6. the environmental protection and energy saving quencher according to claim 5 for flue gas of refuse burning processing, characterized in that the row
Stomata (16) interior activity is inserted with exhaust valve (5).
7. the environmental protection and energy saving quencher according to claim 1 for flue gas of refuse burning processing, characterized in that the shell
The pre-mix zone (15) for being equipped with above body (1) and entering flue gas mouth (11) and being connected to offers smoke inlet (151) on the pre-mix zone (15)
With the air inlet (152) for being passed through diluent gas.
8. the environmental protection and energy saving quencher according to claim 7 for flue gas of refuse burning processing, characterized in that described dilute
Outgassing body is air or treated tail gas, and intake is the 10%-30% of flue gas volume.
9. it is according to claim 1 for flue gas of refuse burning processing environmental protection and energy saving quencher, characterized in that it is described enter
At flue gas mouth (11) and shell (1) bottom is equipped with flue dust demolition set on the inner sidewall of row ventilating smoke tube road (2) end
(7)。
10. the environmental protection and energy saving quencher according to claim 9 for flue gas of refuse burning processing, characterized in that described
Flue dust demolition set (7) is set as shock wave soot blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920239617.7U CN209655333U (en) | 2019-02-23 | 2019-02-23 | Environmental protection and energy saving quencher for flue gas of refuse burning processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920239617.7U CN209655333U (en) | 2019-02-23 | 2019-02-23 | Environmental protection and energy saving quencher for flue gas of refuse burning processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209655333U true CN209655333U (en) | 2019-11-19 |
Family
ID=68525091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920239617.7U Expired - Fee Related CN209655333U (en) | 2019-02-23 | 2019-02-23 | Environmental protection and energy saving quencher for flue gas of refuse burning processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209655333U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112268268A (en) * | 2020-09-03 | 2021-01-26 | 浙江双峰锅炉制造有限公司 | Medical waste treatment modularization combination formula waste heat device |
-
2019
- 2019-02-23 CN CN201920239617.7U patent/CN209655333U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112268268A (en) * | 2020-09-03 | 2021-01-26 | 浙江双峰锅炉制造有限公司 | Medical waste treatment modularization combination formula waste heat device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109967489A (en) | A kind of high-temperature plasma melt process dangerous waste object flying dust, residue technique and system | |
| CN103611399B (en) | A kind of danger waste burning flue gas purification system | |
| CN106345183B (en) | A kind of independent dedusting deentrainment tower of two-stage dynamic centrifugal demister composition | |
| CN106247345A (en) | Danger waste incineration system and technique | |
| CN103499098B (en) | A kind of high concentration organic waste liquid burning equipment and technique | |
| CN202951399U (en) | Magnesium oxide process desulfurization system | |
| CN105465790A (en) | Environment-friendly discharge treatment system for industrial waste | |
| CN203620488U (en) | Hazardous waste incineration flue gas purification system | |
| CN105546545A (en) | Environmental protection emission treatment system for industrial solid wastes | |
| CN109751607A (en) | A kind of sacrificial offerings incinerator with flue gas purification system | |
| CN209672342U (en) | A kind of sacrificial offerings incinerator with flue gas purification system | |
| CN113968580A (en) | Powdered activated carbon regeneration process based on activation furnace | |
| CN111928263A (en) | System for utilize rotary kiln to burn burning furnace and handle hazardous waste | |
| CN211274178U (en) | Multistage tail gas purification device | |
| CN209655333U (en) | Environmental protection and energy saving quencher for flue gas of refuse burning processing | |
| CN115406223A (en) | Solid waste salt counter-flow type rotary kiln pyrolysis device, system and method | |
| CN105327602A (en) | Floating glass melting furnace flue gas waste heat utilization and denitration purification treatment device | |
| CN104165364A (en) | Environment-friendly energy-saving waste incineration disposal device | |
| CN101701716B (en) | Quenching device for processing smoke generated by burning garbage and smoke processing system thereof | |
| CN108993111A (en) | A kind of incinerator exhaust treatment system | |
| CN205007834U (en) | Float glass melting furnace flue gas waste heat utilization and denitration purification unit | |
| CN204853508U (en) | High enriched salt waste water, low -cost processing apparatus of waste residue of containing | |
| CN208074996U (en) | A kind of exhaust gas purification system of dangerous waste incineration | |
| CN209569736U (en) | A kind of flue gas of refuse burning processing system | |
| CN110726142A (en) | Environment-friendly energy-saving quencher and rapid flue gas cooling method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191119 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |