CN205717228U - One way of life junk-free incinerator - Google Patents
One way of life junk-free incinerator Download PDFInfo
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- CN205717228U CN205717228U CN201620367580.2U CN201620367580U CN205717228U CN 205717228 U CN205717228 U CN 205717228U CN 201620367580 U CN201620367580 U CN 201620367580U CN 205717228 U CN205717228 U CN 205717228U
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- air
- incinerator
- flue gas
- burner hearth
- burner
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Abstract
This utility model relates to one way of life junk-free incinerator.The incinerator that purpose is to provide can regulate oxygen content in boiler, reduces the generation of harmful gas in incineration process of domestic garbage, also has the feature of energy-conserving and environment-protective.Technical scheme is: one way of life junk-free incinerator, including band garbage feeding bucket body of heater, be arranged in body of heater and flue gas purification system that waste heat boiler that burner hearth that bottom arrange with incinerator connect with burner hearth, flue gas to waste heat boiler discharge process and pass through the chimney that flue gas purification system expellant gas is vented by air-introduced machine, it is characterised in that: described incinerator also configures that an optimization blowing system.
Description
Technical field
This utility model relates to field of Environment Protection, specifically one way of life junk-free incinerator.
Background technology
Along with the high speed development of economic society, steadily improving of resident living, house refuse (especially city
House refuse) yield sharply increase, simple garbage loading embeading mode cannot meet garbage disposal demand,
Waste incineration and generating electricity has obtained rapid development with the advantage of its " innoxious, minimizing, resource ".
But, owing to Refuse Incineration Process can produce substantial amounts of harmful gas, and the product of these harmful gass
Raw amount has close relationship with fire box temperature and oxygen content；And house refuse is various due to the complexity of its composition
Property, during burning, fire box temperature Gao Shihui is more than 1100 DEG C, may break 850 DEG C time low by a fall；Waste heat boiler (with
Lower abbreviation boiler) outlet oxygen content Gao Shida about 12%, connect time low 1% less than.Therefore we must be excellent
Change existing equipment, control fire box temperature and oxygen content at rational scope, minimizing incineration process of domestic garbage
The amount that middle harmful gas produces, improves the removal efficiency of flue gas purification system, in the premise of qualified discharge simultaneously
Under, reduce the discharge of harmful substance as far as possible.
Utility model content
The purpose of this utility model is to overcome the deficiency in above-mentioned background technology, it is provided that one way of life junk-free
Incinerator, this incinerator can regulate oxygen content in boiler, reduces in incineration process of domestic garbage harmful
The generation of gas, also has the feature of energy-conserving and environment-protective.
This utility model have employed techniques below scheme:
One way of life junk-free incinerator, including band garbage feeding bucket body of heater, be arranged in body of heater and
Bottom with incinerator row burner hearth connect with burner hearth waste heat boiler, to waste heat boiler discharge flue gas enter
The capable flue gas purification system processed and cigarette flue gas purification system expellant gas being vented by air-introduced machine
Chimney, it is characterised in that: described incinerator also configures that an optimization blowing system；
Described optimization blowing system includes primary air system, secondary air system and flue gas recirculation system；
Described primary air system includes that the aerator connected with garbage warehouse and described aerator are sequentially connected logical
Steam type airheater and smoke air preheater and be connected with smoke air preheater by First air airduct
Big wind cabin, described big wind cabin is by being arranged on the little air door on the little air compartment in aforementioned burning fire grate bottom and burner hearth
Connection；
Described secondary air system includes the overfire air fan connected with aforementioned primary air piping and by secondary wind airduct
Connect with overfire air fan and be arranged on several overfire air jets above burner hearth；
Described flue gas recirculation system includes exporting the gas recirculating fan being connected, described flue gas with air-introduced machine
Recirculation blower is connected with aforementioned blower inlet by circulated air airduct.
It is connected by airduct between described overfire air fan with First air airduct；Described gas recirculating fan with draw
Equipped with the first motor-operated isolation valve between blower fan；Equipped with the second electricity between described aerator and gas recirculating fan
Dynamic isolating valve.
Further, this house refuse cleaning incinerator is provided with main burner and the auxiliary combustion guaranteeing furnace temperature
Burner；Main burner burns the end of fire grate in being arranged on burner hearth, auxiliary burner is arranged on the side wall of burner hearth.
Described flue gas purification system includes that SNCR SNCR denitrification apparatus, reaction tower desulfurization take off
Acid device, absorbent charcoal adsorber, with decomposing the sack cleaner device of two English effects, fly ash carry
Device, big ash silo, flyash curing device, PLC control system.
Operation principle of the present utility model is: house refuse is discharged to garbage pool and stacks, sends out after being weighed by dumper
Ferment, fully the rubbish grab bucket of fermentation knock down garbage feeding bucket, enter incinerator arranging device, dry through preheating
Dry, burning, after-flame three phases enter mucking machine 30 deliver to pit；Slag can brickmaking.
The operation principle wherein optimizing blowing system is:
The air of garbage warehouse is pumped in First air airduct by aerator, through steam type airheater and flue gas
Send into big wind cabin after air preheater heat drying, and by burning the little air port on fire grate, air is sent into stove
In thorax；Overfire air fan is by the partial air suction in First air airduct and is delivered to overfire air jet, by secondary
Air is sent into above burner hearth by wind nozzle, sends into the air capacity of burner hearth by overfire air fan variable frequency adjustment；Again by
The clean flue gas suction cycle flue that air-introduced machine is exported by circulating fan is delivered to blower inlet and is circulated profit
With, and by gas recirculating fan variable frequency adjustment exhaust gas volumn so that the oxygen content in air in burner hearth is adjusted
Joint.
The beneficial effects of the utility model are: this utility model can be by the air warp of garbage warehouse by aerator
Burner hearth is sent into, it is provided that the oxygen needed for burning, the foul smell preventing again garbage warehouse is excessive after crossing heat drying；
Also by overfire air fan and overfire air jet, the First air after part heating is sent into burner hearth as secondary wind, adjust
Oxygen content in joint burner hearth and the combustion intensity of rubbish, strengthen the disturbance of flue gas simultaneously, when reducing incineration firing
The generation of harmful gas is (by controlling furnace temperature and oxygen content, in conjunction with efficient flue gas purification system, an oxidation
The hourly value of carbon emission concentration can be controlled in 10mg/Nm3Below；The hourly value of discharged nitrous oxides concentration is controlled
System is at 150mg/Nm3Below；The hourly value of sulfur dioxide and hydrogen chloride can be controlled in 10mg/Nm3Below；
Two English concentration of emissions can be controlled in below 0.05ng)；Gas recirculating fan can be by cigarette clean in flue
Gas is transported to blower inlet and uses as the oxygen content in regulation control burner hearth and furnace temperature.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Below in conjunction with Figure of description, the utility model is described in further detail, but this utility model not office
It is limited to following example.
As it is shown in figure 1, one way of life junk-free incinerator, including band garbage feeding bucket 1 body of heater,
The burner hearth 2 that is arranged in body of heater, it is arranged on burning fire grate 3, being connected with burner hearth by flue of burner hearth bottom
Waste heat boiler 20, the flue gas purification system that processes of flue gas discharging waste heat boiler, above burn for routine
Burn the structure of device.
Incinerator described in the utility model also includes the optimization blowing system being positioned at bottom of furnace body, described optimization
Blowing system includes primary air system, secondary air system and flue gas recirculation system.
Described primary air system includes that the aerator 6 connected with garbage warehouse and described aerator are sequentially connected and connects
Steam type airheater 7 and smoke air preheater 8 and by First air airduct 9 and flue gas air preheat
The big wind cabin 10 that device connects；Described big wind cabin is (conventional by the little air door being arranged on aforementioned burning fire grate bottom
Structure) connect with burner hearth.First air is extracted out from garbage warehouse by aerator, through steam type airheater and cigarette
Two grades of gas air preheater is heated to about 220 DEG C and sends into big wind cabin, then enters little wind cabin by little air door and arrives
Reaching each burning zone, the air quantity entering each burning zone is regulated by little throttle opening.Aerator is by the air of garbage warehouse
After suction First air airduct, garbage warehouse can be made to form negative pressure, prevent garbage warehouse foul smell excessive.
Described secondary air system includes the overfire air fan 11 being connected with aforementioned primary air piping and by secondary wind wind
Pipe 12 connects and is arranged on several overfire air jets 13 above burner hearth with overfire air fan.Secondary wind is by secondary
Blower fan First air airduct after smoke air preheater, before big wind cabin is drawn, and by overfire air fan frequency conversion
Control secondary air flow；Secondary wind overfire air jet before and after being located at boiler furnace throat sprays into burner hearth, rises
To disturbance and the effect of regulation boiler oxygen content.
Described flue gas recirculation system includes the recirculation blower 14 connected with air-introduced machine, described recirculation blower
Connected with aforementioned aerator respectively by circulated air airduct 15.Flue gas is gone out from air-introduced machine by gas recirculating fan
Mouth is drawn, and controls exhaust gas volumn by the first motor-operated isolation valve 17, and flue gas is sent into blower inlet.Run
Personnel regulate the exhaust gas volumn entering First air as desired by the frequency regulating gas recirculating fan.
Further, this utility model is also additionally arranged main burner 31 and auxiliary burner 32；Wherein, main combustion
Burner is arranged in burner hearth the end (near mucking machine one end) burning fire grate, can on the spot and pass through network system
Remotely control；Its effect is: 1. in boiler normal course of operation, breaks 850 DEG C become by a fall when furnace temperature has
Put into during gesture, while ensureing that furnace temperature does not break 850 DEG C by a fall, improve the combustion position of rubbish；2. fire with auxiliary
Burner coordinates, during start and stop stove, it is ensured that before putting into rubbish, furnace temperature reaches more than 850 DEG C, and rubbish is complete
Before full after-flame, furnace temperature is maintained at more than 850 DEG C.Auxiliary burner is arranged on the side wall of burner hearth, and auxiliary burner is just
Ground controls, and only uses start and stop stove when；Its effect is to cooperate with main burner, ensures during start and stop stove
Before putting into rubbish, furnace temperature reaches more than 850 DEG C, and is maintained at more than 850 DEG C in the completely burned off front furnace temperature of rubbish.
Above-mentioned main burner and auxiliary burner, and local control unit and the equal buyable of remote control equipment
Obtain.
Described flue gas purification system includes that SNCR SNCR denitrification apparatus, reaction tower desulfurization take off
Acid device, absorbent charcoal adsorber, with decomposing the sack cleaner device of two English effects, fly ash carry
Device, big ash silo, flyash curing device, PLC control system etc..
SNCR SNCR denitrification apparatus include SNCR denitrification spray gun 28, air storage tank,
Mixing weighing cabinet, ammonium hydroxide delivery pump, ammonia de-ballast pump, dilution water delivery pump, ammonia tank, water pot, pipeline system
System and control system.In the position of a flue ammonia denitration optimum response window, SNCR denitrification spray gun 28 is set,
The ammonia of 20% concentration and dilution water are entered after mixing cabinet mixes at spray gun by aqua ammonia pump and dilution water pump respectively
In be atomized by compressed air after spray into burner hearth remove NOx。
Reaction tower desulfurization deacidifying device include reaction tower 22, cyclone separator, returning charge storehouse, overflow auger,
Returning charge auger, reaction tower bottom deslagging auger, sodium bicarbonate storehouse, storehouse pumping system, startup feed bin, bicarbonate
Sodium conveying auger (frequency conversion), connected superfine pulverizer etc..Carbonic acid is squeezed into by ash tank car less than the sodium bicarbonate of 200 mesh
Hydrogen sodium storehouse, then squeezed into startup feed bin 23 by storehouse pumping system, then sent into ultra-fine by sodium bicarbonate conveying auger 24
Flour mill 21 is milled into micropowder (more than 500 mesh), finally enters returning charge auger 29 and returning charge mixing is laggard
Enter reaction tower and carry out desulfurization deacidification reaction.
In absorbent charcoal adsorber, activated carbon exports B through air-transport system from reaction tower from activated carbon storehouse 27
Spray into flue, adsorb the harmful substances such as two English and heavy metal, sack cleaner 25 be collected into flying dust
A part, the clean flue gas through sack cleaner filtration is inputted chimney 5 by blower fan 4 again and empties.
With decomposing the sack cleaner device of two English effects except the flue dust that can remove in flue gas efficiently
Outward, moreover it is possible to catalytic decomposition, removal are via two English remaining in flue gas after activated carbon adsorption effectively.
Bottom sack cleaner and reaction tower, flying dust out sends into big ash silo 26 via fly ash carry device, so
Send into danger waste landfill site by flyash curing device after being solidified afterwards to fill.
Auxiliary burner and start-up burner can guarantee that rubbish flue gas during burning stops 2s in burner hearth
The furnace temperature of above measuring point remains at more than 850 DEG C, can reduce the amount of being initially generated of two English.Activated carbon is inhaled
The catalytic decomposition echoing sack cleaner can effectively reduce the discharge capacity of two English on the basis of qualified discharge.
Control boiler export oxygen content and can effectively reduce NO in rational scope (generally 6～8%)x、SO2、
The initial concentration of the harmful substances such as HCL and CO, makes the basic zero-emission of CO；Efficient SNCR is coordinated to take off
Nitre system can be by NOxConcentration of emission control at 150mg/Nm3Below；Efficient reaction tower desulfurization is coordinated to take off
Acid device can be by SO2, the concentration of emission of HCL controls at 10mg/Nm3Left and right；Control boiler export to contain simultaneously
Oxygen amount can also effectively delay burner hearth coking phenomenon in rational scope.
Flue gas purification system described in the utility model is existing maturing appts；Thus accompanying drawing is the most carefully stated.
Claims (4)
1. one way of life junk-free incinerator, including band garbage feeding bucket (1) body of heater, be arranged on
Waste heat boiler (20) that in body of heater and bottom connects with burner hearth with the burner hearth (2) of incinerator row (3),
The flue gas purification system that processes of flue gas that waste heat boiler is discharged and flue gas is clean by air-introduced machine (4)
The chimney (5) of change system expellant gas emptying, it is characterised in that: described incinerator also configures that an optimization
Blowing system；
Described optimization blowing system includes primary air system, secondary air system and flue gas recirculation system；
Described primary air system includes that the aerator (6) connected with garbage warehouse is sequentially communicated with described aerator
The steam type airheater (7) connect and smoke air preheater (8) and by First air airduct (9) with
The big wind cabin (10) that smoke air preheater connects, described big wind cabin is by being arranged on aforementioned burning fire grate bottom
Little air door on little air compartment connects with burner hearth；
Described secondary air system includes the overfire air fan (11) connected with aforementioned primary air piping and passes through secondary
Wind airduct (12) with overfire air fan connects and be arranged on arrange on forward and backward arch above burner hearth several two
Secondary wind nozzle (13)；
Described flue gas recirculation system includes exporting, with air-introduced machine, the gas recirculating fan (14) being connected, described
Gas recirculating fan is connected with aforementioned blower inlet by circulated air airduct (15).
House refuse the most according to claim 1 cleaning incinerator, it is characterised in that: described secondary
It is connected by pipeline between blower fan with First air airduct；Between described gas recirculating fan and air-introduced machine equipped with
First motor-operated isolation valve (17)；Equipped with the second electronic isolation between described aerator and gas recirculating fan
(18)。
House refuse the most according to claim 2 cleaning incinerator, it is characterised in that: this life rubbish
Rubbish cleaning incinerator is provided with main burner (31) and the auxiliary burner (32) guaranteeing furnace temperature；Main combustion
Burner burns the end of fire grate in being arranged on burner hearth, auxiliary burner is arranged on the side wall of burner hearth.
House refuse the most according to claim 3 cleaning incinerator, it is characterised in that: described flue gas
Cleaning system includes SNCR SNCR denitrification apparatus, sodium bicarbonate desulfurization deacidifying device, work
Property charcoal adsorbent equipment, with decompose the sack cleaner device of two English effects, fly ash carry device, greatly ash
Storehouse, PLC control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620367580.2U CN205717228U (en) | 2016-04-27 | 2016-04-27 | One way of life junk-free incinerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620367580.2U CN205717228U (en) | 2016-04-27 | 2016-04-27 | One way of life junk-free incinerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205717228U true CN205717228U (en) | 2016-11-23 |
Family
ID=57291976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620367580.2U Active CN205717228U (en) | 2016-04-27 | 2016-04-27 | One way of life junk-free incinerator |
Country Status (1)
| Country | Link |
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| CN (1) | CN205717228U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106500111A (en) * | 2016-12-30 | 2017-03-15 | 安徽海螺川崎工程有限公司 | Refuse burning system |
| CN106500110A (en) * | 2016-12-30 | 2017-03-15 | 安徽海螺川崎工程有限公司 | Middle flow pattern chamber structure and secondary combustion system |
| CN106524179A (en) * | 2016-12-30 | 2017-03-22 | 安徽海螺川崎工程有限公司 | Waste incineration secondary air duct system |
| CN106678830A (en) * | 2016-12-30 | 2017-05-17 | 安徽海螺川崎工程有限公司 | Waste incineration flue gas and air system and incineration control method |
| CN108709184A (en) * | 2018-05-24 | 2018-10-26 | 于大川 | A kind of clinical waste environment-friendly processing unit |
| CN108800158A (en) * | 2018-06-13 | 2018-11-13 | 南京中电环保固废资源有限公司 | A kind of the flue gas coupled system and technique of consumer waste incineration |
| CN109595558A (en) * | 2018-12-05 | 2019-04-09 | 南通万达锅炉有限公司 | A kind of denitration type garbage burning boiler |
| CN111678151A (en) * | 2020-06-29 | 2020-09-18 | 山东龙之源节能环保科技有限公司 | Direct sludge drying and incinerating system and drying and incinerating method thereof |
-
2016
- 2016-04-27 CN CN201620367580.2U patent/CN205717228U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106500111A (en) * | 2016-12-30 | 2017-03-15 | 安徽海螺川崎工程有限公司 | Refuse burning system |
| CN106500110A (en) * | 2016-12-30 | 2017-03-15 | 安徽海螺川崎工程有限公司 | Middle flow pattern chamber structure and secondary combustion system |
| CN106524179A (en) * | 2016-12-30 | 2017-03-22 | 安徽海螺川崎工程有限公司 | Waste incineration secondary air duct system |
| CN106678830A (en) * | 2016-12-30 | 2017-05-17 | 安徽海螺川崎工程有限公司 | Waste incineration flue gas and air system and incineration control method |
| CN108709184A (en) * | 2018-05-24 | 2018-10-26 | 于大川 | A kind of clinical waste environment-friendly processing unit |
| CN108800158A (en) * | 2018-06-13 | 2018-11-13 | 南京中电环保固废资源有限公司 | A kind of the flue gas coupled system and technique of consumer waste incineration |
| CN109595558A (en) * | 2018-12-05 | 2019-04-09 | 南通万达锅炉有限公司 | A kind of denitration type garbage burning boiler |
| CN111678151A (en) * | 2020-06-29 | 2020-09-18 | 山东龙之源节能环保科技有限公司 | Direct sludge drying and incinerating system and drying and incinerating method thereof |
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