CN205717230U - One way of life refuse disposal system - Google Patents
One way of life refuse disposal system Download PDFInfo
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- CN205717230U CN205717230U CN201620356900.4U CN201620356900U CN205717230U CN 205717230 U CN205717230 U CN 205717230U CN 201620356900 U CN201620356900 U CN 201620356900U CN 205717230 U CN205717230 U CN 205717230U
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- rear end
- end connects
- flue gas
- air
- firing chamber
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Abstract
This utility model relates to one way of life refuse disposal system.Including material compatibility container (11), described material compatibility container (11) rear end connects rubbish hopper (10), described rubbish hopper (10) rear end connects back to rotary kiln (9), described rotary kiln (9) rear end connects dual firing chamber (8), described dual firing chamber (8) rear end connects waste heat boiler (7), described waste heat boiler (7) rear end connects expansion chamber (6), described expansion chamber (6) rear end connects chilling tower (5), described chilling tower (5) rear end connects cleaner unit (4), described cleaner unit (4) rear end connects air-introduced machine (3), described air-introduced machine (3) rear end connects flue gas processing device (2), described flue gas processing device (2) rear end connects chimney (1).This utility model, by the reasonable Arrangement to each parts, achieves good process to rubbish, through actually used, achieves good technique effect.
Description
Technical field
This utility model relates to one way of life refuse disposal system, is in environmental protecting device technical field.
Background technology
Along with being greatly improved of national economy and living standards of the people, the process problem of the productive life rubbish in city is more come
More paid attention to；Therefore provide one rubbish can be carried out integrated treatment thus realize harmless discharge and just become urgent need to solve
Problem.
Utility model content
This utility model is for drawbacks described above, it is therefore intended that provides a kind of simple in construction, can realize comprehensive garbage disposal
One way of life refuse disposal system.
For this technical solution adopted in the utility model it is: include material compatibility container (11), described material compatibility container
(11) rear end connects rubbish hopper (10), and described rubbish hopper (10) rear end connects back to rotary kiln (9), described rotary kiln (9) rear end
Connecting dual firing chamber (8), described dual firing chamber (8) rear end connects waste heat boiler (7), and described waste heat boiler (7) rear end connects expansion chamber
(6), described expansion chamber (6) rear end connects chilling tower (5), and described chilling tower (5) rear end connects cleaner unit (4), described cleaner unit
(4) rear end connects air-introduced machine (3), and described air-introduced machine (3) rear end connects flue gas processing device (2), described flue gas processing device (2)
Rear end connects chimney (1).
The utility model has the advantages that: rubbish, by the reasonable Arrangement to each parts, is achieved well by this utility model
Process, through actually used, achieve good technique effect.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure 1 be chimney, 2 for flue gas processing device, 3 for air-introduced machine, 4 for cleaner unit, 5 for chilling tower, 6 for expansion chamber, 7
For waste heat boiler, 8 be dual firing chamber, 9 be rotary kiln, 10 be rubbish hopper, 11 for material compatibility container.
Detailed description of the invention
This utility model includes material compatibility container 11, and described material compatibility container 11 rear end connects rubbish hopper 10, institute
Stating rubbish hopper 10 rear end and connect back to rotary kiln 9, described rotary kiln 9 rear end connects dual firing chamber 8, and described dual firing chamber 8 rear end connects remaining
Heat boiler 7, described waste heat boiler 7 rear end connects expansion chamber 6, and described expansion chamber 6 rear end connects chilling tower 5, after described chilling tower 5
End connects cleaner unit 4, and described cleaner unit 4 rear end connects air-introduced machine 3, and described air-introduced machine 3 rear end connects flue gas processing device 2, institute
State flue gas processing device 2 rear end and connect chimney 1.
Below each parts are made further instructions:
Chimney 1:
The design of chimney 1 is according to " dangerous waste incineration Environmental capacity standard " (GB18484-2001) strict implement.Use
Steel stack 1, inwall is coated with anti-corrosion material, external wall construction anticorrosive paint, it is ensured that the service life of chimney 1, meets complete equipment and make
Use operating mode.Chimney 1 is highly designed as 35m, and exit inside diameter is φ 800mm.
Chimney 1 has two effects: one is owing to chimney 1 has certain altitude, by atmospheric dilution after flue gas discharge, alleviates cigarette
The harmful components impact on environment in gas.Two is to produce certain gravitation, overcomes the resistance of flow of flue gas, is entered greatly by flue gas
Gas.
Flue gas processing device 2:
Two complete equipments are had: flue gas precooler and flue gas heater in flue gas processing device 2.
Flue gas precooler:
Flue gas precooler is the system of spray temperature together before scrubbing tower, plays flue dust sedimentation and the effect of flue gas primary wash,
Flue gas velocity of liquid assets can be reduced by the partially acidic gas of the remaining in flue gas by water smoke solution absorption, fully plays sedimentation
Flue dust and the effect of part desuperheat.Precooler uses steel liner corrosion resistant clay structure.Shower nozzle uses corrosion-proof ceramic nozzle.
Flue gas heater:
Owing to high-temperature flue gas consumes large quantity of moisture by flue gas pre-cooling and wet flue gas washing process.The aqueous vapor formed easily exists
Floss hole forms white haze, causes environmental pollution.The steam using waste heat boiler to produce improves smog discharge temperature.By flue gas from 70
DEG C it is promoted to about 130 DEG C discharges.On the one hand the white haze impact on environment can be reduced.On the other hand being discharged from of flue gas can be improved
Draught capacity.Flue gas heater adopts heat pipe structure.One end of pipe is evaporator section (bringing-up section), and the other end is condensation end (cooling
Section), need two sections of intermediate arrangement adiabatic sections according to application.Liquid in capillary wick evaporation vapour when one end of heat pipe is heated at that time
Changing, steam flows to other end releasing heat setting under small pressure reduction and forms liquid, and liquid prolongs the porous material work by capillary force again
With flowing back to evaporator section.So endlessly, heat is reached the other end by one end of heat pipe in circulation.
Air-introduced machine 3:
Air-introduced machine 3 is the power that system negative pressure is run.Equipment mainly considers the negative pressure fortune of each equipment in technological process
Row state, air-introduced machine 3 blast meets the requirement of SR.Secondly need to ensure that air quantity meets system requirements.Additionally it is also required to examine
Running environment and the life-span of considering air-introduced machine 3 ensure.For front two requirements recommending air quantity and blast, air-introduced machine 3 air quantity reserve factor
It is 1.1.Blast reserve factor takes 1.2.Guarantee that airflow pressure meets operation needs.For easily erosion, wear-resisting feature, system designs
Before blower fan is in wet scrubber tower flow process, the sour gas corrosion to blade can be reduced.Manage at energy-conservation and startup optimization, wind
Dynamo-electric machine is equipped with corresponding converter and reaches the requirement of energy-saving safety.
Cleaner unit 4:
Dedusting: 4 are made up of two parts: dry type deacidification absorption tower and sack cleaner；
Dry-process deacidification absorption tower system:
Gaseous contaminant in flue gas is mainly the sour gas such as HCL, HF, Sox, and this programme uses Ca (OH)2Make alkalescence
Absorbent, with form and the sour gas generation chemical reaction of liquid/solid state, dominant response equation is:
2HCL+ Ca(OH)2→CaCL2+2H2O
2HF+ Ca(OH)2→CaF2+2H2O
SO2+ Ca(OH)2→CaSO3+2H2O；
Flue gas enters after cooling tower precools from chilling top of tower ventilation terminal and enters from the bottom on absorption tower, and fluidisation is inhaled
Receive tower bottom be a Venturi, flue gas flow through Venturi accelerate after, in absorption tower with Calx powder and
Returning charge flying dust is sufficiently mixed.Relative sliding speed between them is very big, adds that the density of absorbent granules is very big, therefore granule
Between, have violent friction between gas and granule, to SO2Absorb reaction heat and mass highly beneficial.Arrange simultaneously
Humidification atomized water spray into conversion zone by Double-fluid atomization nozzle, Calx is activated thus improves the utilization of Calx
Efficiency.
Concrete technology flow process: fineness is more than ultrafine fried lime powder Ca (OH) of 200 mesh2, spray into half by air conveying
In dry type reaction tower, form diffusion effect.Flue gas passes through the gas approach spiral case on reaction tower top with the reasonably side of rotation simultaneously
To and speed enter in reaction tower, be fully contacted reaction with Calx powder, be removed harmful gas (such as HCL, HF, SO2Deng)
With part heavy metal.In reaction tower, high-temperature flue gas makes the moisture evaporation of mist after chilling, makes rapidly flue-gas temperature drop to be suitable for
Temperature that hydrated lime in powder and sour gas react also finally makes reaction product be dried to become solid material shape thing.Small part coarse granule
Under being removed in reaction tower, majority of particles and the absorbent reacted the most completely enter the sack cleaner in downstream with flue gas.
Flue before flue gas enters sack cleaner sprays into the active hydrargyrum with adsorptive gaseous shape and dioxin/furan simultaneously
Mutter.The absorbent reacted the most completely and activated carbon continue and remaining sour gas and nuisance on the filter bag of sack cleaner
Carry out secondary response, defendant's cleaner unit trapping together with these reactants and flue dust (including solid heavy metals and dioxin/furan)
Under, reach the purpose of purifying smoke.
Cloth bag is except device:
Sack cleaner structure composition by: cleaner unit go out ash bucket, air inlet and out let, filter chamber (in, lower box), cleaning room,
Filter bag and framework (bag cage bone), Manual air inlet valve, Pneumatic butterfly valve, pulse dust cleaning mechanism etc..
Sack cleaner operation principle: sack cleaner is filtering type cleaner based on work principle of filter, utilizes organic
Fiber or inorfil filter cloth are by the dust-filtering in gas out.
After dusty gas is entered by ash bucket top air inlet, under the effect of deep bead, air-flow flows up, and flow velocity drops
Low, part big dust particle falls into ash bucket owing to the effect of inertia force is separated.In dusty gas entrance, casing is through filter bag
Filtration, purification, dust is delayed at the outer surface of filter bag, and purified gas enters upper box through filter pocket mouths, air outlet arrange
Go out.Along with filter bag surface dust is continuously increased, cleaner unit inlet outlet pressure differential rises the most therewith.When dust remover resistance reaches setting value
Time, control system sends deashing instruction, and soot cleaning system is started working.First open an account immediately after signal received by electromagnetic valve, make membranelle
The compressed air of sheet top air chamber is discharged, and due to the change of Small diaphragm-piece two ends stress, makes to be opened up by the self-closing aerofluxus of membranelle
Family, the compressed air thus passage discharge of big diaphragm top air chamber, big diaphragm two ends stress changes, and makes big diaphragm action, will close
The delivery outlet closed is opened, and the compressed air in gas bag sprays in bag via outlet tube and injection tube, it is achieved deashing.Work as control signal
After stopping, closed electromagnetic valve, Small diaphragm-piece, big diaphragm reset in succession, jet and stop.
Chilling tower 5:
This system is made up of chilling pump, nebulizer, chilling tower body.
By chilling pump, cooling water is sprayed in chilling tower through nebulizer with atomised form, can be by flue-gas temperature by 560 DEG C
Left and right drops to about 180 DEG C.There is certain depositing dust effect.
Expansion chamber 6:
From waste heat boiler the most here by action of gravity, bulky grain dust therein is settled at this removal, thus subtracts
Light afterbody cleaner unit and the burden of other parts, it is ensured that the dedusting of integral device is except useless effect.
Waste heat boiler 7:
Waste heat boiler 7 utilizes device for comprehensive energy efficiency, on the one hand quickly absorbs, by boiler, the flue gas that solid waste burning produces
Latent heat, is converted into the energy of effectively utilization, for life production and application.The most also effectively can be settled in flue gas by boiler
Particulate matter plays preliminary purification flue gas effect.On the one hand the design principle of waste heat boiler 7 guarantees that system flue gas meets " hazardous waste
Centralized burning handling project construction technique requires " requirement, dangerous waste incineration flue gas need to be at 200-500 DEG C of chilling, to contain two
Dislike the temperature conditions of the synthesis of English class.On the other hand preventing cold end corrosion and the high temperature corrosion of boiler heating surface, sulfur-containing smoke gas reveals
Point temperature (corroding dew point according to containing sulfur content Different hypothermia) is about 120-180 DEG C.And high temperature corrosion is due to halogenide and sulfuration
The heated surface corrosion that thing produces when heating surface temperature is higher than 300-350 DEG C.Considering above reason, Waste Heat Boiler Design is arranged
Cigarette temperature is 560 DEG C.Specified saturated-steam temperature is 204 DEG C.
Dual firing chamber 8:
Dual firing chamber 8 uses the integrated poured shaped structure of cylinder type refractory material, import burner, combustion-supporting flame, air
Tangentially entering dual firing chamber, holdup time and big dust particle that flue gas is effectively ensured settle in dual firing chamber, efficiency of combustion 99.9%,
Destroy clearance >=99.99% by fire.Dual firing chamber 8 is provided with dump mouth, explosion vent apparatus, opens pressure > 1000Pa, to guarantee to be
System possesses explosion prevention function.In order to make flue gas be sufficiently mixed with secondary air feed, dual firing chamber 8 uses higher secondary wind speed, different high
Degree hoop is arranged diagonally downward, and secondary wind is centrally formed an imaginary circle in dual firing chamber, and flue gas becomes spiral shell under the drive of secondary wind
Screwing on liter, the stroke of flow of flue gas lengthens, and makes the furnace cavity of dual firing chamber be fully used, extends flue gas in dual firing chamber
The time of staying, flue gas residence time > 2 seconds, make the harmful substance in flue gas decompose completely.
The function of dual firing chamber 8 and advantage:
1) incinerator waste gas produce flue gas and preheating after secondary combustion air be sufficiently mixed in dual firing chamber 8 after through two
Secondary burner ignition burns: dual firing chamber 8 cloth wind is reasonable, and fully, turbulivity is high, without dead band in gas mixing；
2) dual firing chamber 8 inwall builds aluminous refractory by laying bricks or stones, possesses fire-resistant, anticorrosion and solar heat protection load impact function, fire proofed wood
Material and shell are lined with thermal insulation layer, it is ensured that outside wall temperature is less than 60 DEG C；
3) designing its combustor exit flue-gas temperature >=1100 DEG C, gas residence time is more than 2 seconds, it is possible to fully decompose
Harmful foul smell and multi chlor compound, the generation of suppression dioxin；
4) by stable burning (Full-automatic temperature control), it is ensured that the safety of equipment under accident conditions；
5) incinerator dual firing chamber 8 is provided with dump chimney, it is ensured that the safety of equipment under accident conditions；
6) air feed of dual firing chamber 8 is sprayed into by high-pressure sealed small-bore shower nozzle, and such design makes the air supply hole will not be because of dust stratification
Or fouling and clogging, can No clean, improve simultaneously gas mixing turbulivity.
Rotary kiln 9:
Revolution: 9 bodies of heater are the capital equipments that fixed-end forces burns, solid waste in stove by being dried, be pyrolyzed, burn each rank
Section.Mainly need to ensure burning sufficient four key elements: temperature, time, disturbance, air capacity.The volume of rotary kiln 9
And inventory is also important design condition.Rotary kiln 9 shell mechanism uses steel design, internal employing thickness to reach the resistance to of 400mm
Fire thermal insulation and thermal insulation layer, body of heater wall temperature is less than 60 DEG C, effectively achieves effective cooling of the heat insulation effect in kiln and outside, subtracts
Lack the radiation loss of body of heater.
Rubbish hopper 10:
Pending solid waste material is delivered to revolution by two-stage hydraulic pressure insertion plate door by hydraulic pressure material-pulling device by rubbish hopper 10
In kiln thorax.
Material compatibility container 11:
After the solid waste material pretreatment that will collect, carrying out hybrid combination at this, ensure that material is uniform as far as possible, calorific value is basic
Stable.
Technological process of the present utility model is: solid waste is carried through broken by special-purpose vehicle or is directly entered material hole, logical
Cross grabbing and hanging apparatus enter stationary kiln hopper entrance, by after two-stage hydraulic pressure insertion plate door by hydraulic pressure material-pulling device consolidating required process
Useless rotary kiln of sending into carries out burning disposal.In kiln, ignition temperature controls at 800-900 degree.Excess air factor=1.7.Solid waste edge
Stove hectare rake angle and stove rotation slowly overturn in kiln and burn, and by being dried, be pyrolyzed, burn, burn process, enter kiln tail
Rotatable grate bottom dual firing chamber, does not burns thing and can continue agitation burning fully.The residues such as last lime-ash are by rotating grate
Fragmentation fall into bottom water seal rubbing board mucking machine discharge.Residue after coming out of the stove sends into designated storage area by conveyer belt
Territory.Flue gas and fuel gas that burning produces enter dual firing chamber and again heat pyrolysis and harmless treatment.
Flammable waste liquid is assigned to normal handling storage tank from central authorities' storage tank by capstan, then carries out machine by burning loop
Tool atomization is respectively allocated delivers to carry out in rotary kiln and dual firing chamber high temperature pyrolysis burning, reaches smokeless, odorless, non-secondary pollution
Effect.Dual firing chamber main technique requires: incineration temperature: more than 1100 DEG C, gas residence time: > 2 seconds.Having in flue gas can be made
Machine thing and nuisance dioxin are fully decomposed.Resolution ratio > 99.99%.
Enter the waste heat boiler at rear portion through the high-temperature flue gas that fully burning produces, carry out UTILIZATION OF VESIDUAL HEAT IN, produce 1.6MPa,
204 DEG C of saturated vapors, for productive life.Improve the economy of the system that integrated treatment processes.Pass through boiler heating surface
Heat-absorbing action, by high-temperature flue gas from 1100 DEG C be reduced to design discharge temperature 560 DEG C.
Flue gas enters half dry type quench chamber the most afterwards from waste heat boiler, by spraying into atomization clear water, flue gas is carried out chilling,
Flue gas was had to go to the toilet at 1 second from 560 DEG C and drops to 180 DEG C, reduce flue gas 200 ~ 500 DEG C of interval dead times, effectively control
The synthesizer meeting of dioxin.
First half dry type deacidification process and activated carbon adsorption was needed to process, to reduce in flue gas from quench chamber flue gas out
Multiple acidic materials and the harmful substance such as heavy metal, dioxin.Sack cleaner is passed through again to cigarette by the flue gas of pretreatment
Particulate matter in gas separates, and reaches flue gas particles discharge standard.
After this project uses dry type desulfurizing+blower fan, wet dust removal two-grade desulfurizing processes.Fan outlet devise precooler,
Make flue-gas temperature drop to less than 150 DEG C from 180 DEG C, flue gas pretreatment can be improved bulk devulcanization efficiency, maintains again with follow-up
Desulfurization absorbs the temperature requirement required for reaction.Subsequent wet desulfurization uses limestone-gypsum wet desulfuration technique, employing
Limestone desulfuration absorbent, cheap and easy to get, effective.Flue gas after desulfurization drops to about 70 DEG C from 150 DEG C, containing a large amount of water
Point, owing to temperature is low, be easily formed white haze pollute. through demister remove with fine drop, through flue gas heater heat temperature raising
Spend about 130 DEG C blowdown stacks.
Claims (1)
1. one way of life refuse disposal system, it is characterised in that include material compatibility container (11), described material compatibility container
(11) rear end connects rubbish hopper (10), and described rubbish hopper (10) rear end connects back to rotary kiln (9), described rotary kiln (9) rear end
Connecting dual firing chamber (8), described dual firing chamber (8) rear end connects waste heat boiler (7), and described waste heat boiler (7) rear end connects expansion chamber
(6), described expansion chamber (6) rear end connects chilling tower (5), and described chilling tower (5) rear end connects cleaner unit (4), described cleaner unit
(4) rear end connects air-introduced machine (3), and described air-introduced machine (3) rear end connects flue gas processing device (2), described flue gas processing device (2)
Rear end connects chimney (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620356900.4U CN205717230U (en) | 2016-04-26 | 2016-04-26 | One way of life refuse disposal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620356900.4U CN205717230U (en) | 2016-04-26 | 2016-04-26 | One way of life refuse disposal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205717230U true CN205717230U (en) | 2016-11-23 |
Family
ID=57293184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620356900.4U Expired - Fee Related CN205717230U (en) | 2016-04-26 | 2016-04-26 | One way of life refuse disposal system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205717230U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218803A (en) * | 2017-06-30 | 2017-09-29 | 上海柯来浦能源科技有限公司 | A kind of high rotary kiln of thermal efficiency |
| CN111151103A (en) * | 2019-12-30 | 2020-05-15 | 邯郸学院 | Flue gas dehumidification system of thermal power plant |
-
2016
- 2016-04-26 CN CN201620356900.4U patent/CN205717230U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218803A (en) * | 2017-06-30 | 2017-09-29 | 上海柯来浦能源科技有限公司 | A kind of high rotary kiln of thermal efficiency |
| CN111151103A (en) * | 2019-12-30 | 2020-05-15 | 邯郸学院 | Flue gas dehumidification system of thermal power plant |
| CN111151103B (en) * | 2019-12-30 | 2021-12-03 | 邯郸学院 | Flue gas dehumidification system of thermal power plant |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20210426 |