CN107152684B - Waste incineration method - Google Patents
Waste incineration method Download PDFInfo
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- CN107152684B CN107152684B CN201710286099.XA CN201710286099A CN107152684B CN 107152684 B CN107152684 B CN 107152684B CN 201710286099 A CN201710286099 A CN 201710286099A CN 107152684 B CN107152684 B CN 107152684B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/027—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Incineration Of Waste (AREA)
- Gasification And Melting Of Waste (AREA)
Abstract
The present invention provides a kind of waste incineration method, waste incineration method is the following steps are included: S1: waste and the first combustion-supporting gas being sent into rotary kiln and handled；S2: dual firing chamber will be sent by rotary kiln treated waste and the second combustion-supporting gas and carry out burning processing；S4: the exhaust gas after dual firing chamber burns is sent into emission-control equipment and is handled.Technical solution of the present invention efficiently solves hazardous waste decomposition in the prior art and is not thorough, burns insufficient, discharges problem not up to standard.
Description
Technical field
The present invention relates to the technical fields of incineration of waste, in particular to a kind of waste incineration method.
Background technique
Hazardous waste, which refers to, is included in " National Hazard waste register " or the hazardous waste judging standard according to national regulation
With the waste with hazard property of discrimination method identification.Hazardous waste points totally 479 kinds of 46 major class, type is more, complicated component, has
Toxic, corrosivity, flammable and explosive, chemical reactivity, infectiousness, radioactivity etc., pollution have potentiality and hysteresis quality,
It is one of the key points and difficulties problem of global environmental protection.
Since hazardous waste has above-mentioned characteristic, in processing should according to its classification, at being grouped as with its physics, chemistry etc.
Characteristic carries out different disposition.Have in the world to the processing method of disposal of hazardous waste at present: burning, landfill, resource reclaim
(reuse), safe storage, physical chemistry processing etc..
Incineration temperature is very high, is a kind of thermal oxidation process, and wherein hazardous waste is reacted with oxygen in air, generate gas and
It is not easy the solid residue to burn again, produced gas needs to discharge after purifying, solid residue security landfill disposition.Hazardous waste warp
After crossing burning disposal, most organic is transformed into inorganic matter, and Waste volume reduces 85%~90%.It greatly reduces final
Toxicity and infectiousness of waste etc. are eliminated or mitigated to amount of landfill and expense.Having after burning disposal makes waste reach stabilisation, peace
The advantages of Quan Hua, minimizing.
Currently, the domestic burning disposal to hazardous waste uses rotary kiln incinerator, liquid injection formula incinerator, fluidized bed
The type of furnaces such as incinerator, fixed bed incinerator, multilayer incinerator and cement kiln, these incineration technologies are all made of downflow type (i.e. cigarette
Air-flow is to consistent with flow direction of the waste in incinerator) peroxide burns.In actual operation, hazardous waste be unable to complete sterilizing,
It decomposes and detoxifies, flue gas emission problem not up to standard
Summary of the invention
The main purpose of the present invention is to provide a kind of waste incineration methods, are decomposed with solving hazardous waste in the prior art
It is not thorough, insufficient, discharge problem not up to standard of burning.
To achieve the goals above, the present invention provides a kind of waste incineration method, waste incineration method includes following step
It is rapid: waste and the first combustion-supporting gas S1: being sent into rotary kiln to handle waste；S2: will treated by rotary kiln
Waste and the second combustion-supporting gas are sent into dual firing chamber and carry out burning processing；S4: the exhaust gas after dual firing chamber burns is sent into exhaust gas
It is handled in processing unit.
Further, in step sl, the first combustion-supporting gas includes oxygen, required for the amount of oxygen being actually fed into is theoretical
The 81% to 89% of amount of oxygen.
Further, in step sl, rotary kiln controlled at 750 DEG C to 850 DEG C.
Further, in step s 2, the second combustion-supporting gas includes oxygen, required for the amount of oxygen being actually fed into is theoretical
The 150% to 180% of amount of oxygen.
Further, in step sl, dual firing chamber controlled at 1100 DEG C to 1200 DEG C.
Further, determine whether to spray into the first fuel as needed in step sl.
Further, determine whether to spray into the second fuel as needed in step s 2.
Further, it is being handled by dual firing chamber's burning and is obtaining bottom ash and flying dust, waste incineration method further include:
S5: bottom ash and flying dust are proportionally added into melting plant and carry out secondary use.
Further, emission-control equipment includes being sequentially connected logical chilling apparatus, deacidifying device, dust-extraction unit and air inducing
Machine.
Further, dust-extraction unit includes sedimentation tower and bag filter, and the flying dust in dust-extraction unit is sent into melting plant
Carry out secondary use.
Further, after waste feeding dual firing chamber carries out burning processing, waste incineration method further include: S3: waste combustion
Exhaust gas after burning is sent into residual heat using device, and SNCR denitration is provided between dual firing chamber and residual heat using device, will pass through
Exhaust gas after residual heat using device, which is sent into emission-control equipment, to be handled.
Further, before waste is entered rotary kiln, waste incineration method further include: S6: waste is located in advance
Reason；S7: will be sent into feeding device by pretreated waste, and waste is sent into rotary kiln by feeding device
Reason.
Further, waste incineration method includes control system, and control system controls the first combustion-supporting gas and second combustion-supporting
The dosage of raw material consumed by the dosage and emission-control equipment of gas.
Further, in step sl, rotary kiln includes feed inlet and feeding-passage, emission-control equipment include flue and
Smoke outlet, feed inlet and the ipsilateral setting of smoke outlet, feeding-passage is disposed adjacent with flue and feedstock direction and flue gas
Discharge direction is opposite so that waste exchanges heat with flue gas.
It applies the technical scheme of the present invention, when hazardous waste burning, hazardous waste is initially entered in rotary kiln, and danger is useless
Object is first decomposed into combustible in rotary kiln.Combustible after decomposition enters dual firing chamber, and combustible adequately fires in dual firing chamber
It burns, the exhaust gas after burning makes the more thorough of hazardous waste decomposition by rotary kiln, and the hazardous waste burning after decomposition is more
Sufficiently, the exhaust gas after trash burning is discharged into atmosphere after exhaust gas after treatment is up to standard by emission-control equipment.Of the invention
Technical solution efficiently solves hazardous waste decomposition in the prior art and is not thorough, burns insufficient, discharges problem not up to standard.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present invention, and of the invention shows
Examples and descriptions thereof are used to explain the present invention for meaning property, does not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 shows the flow diagram of the embodiment of waste incineration method according to the present invention.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
Now, the illustrative embodiments according to the application are more fully described with reference to the accompanying drawings.However, these are exemplary
Embodiment can be implemented by many different forms, and should not be construed to be limited solely to embodiment party set forth herein
Formula.It should be understood that it is thoroughly and complete to these embodiments are provided so that disclosure herein, and these are shown
The design of example property embodiment is fully conveyed to those of ordinary skill in the art, in the accompanying drawings, for the sake of clarity, expands layer
With the thickness in region, and make that identical device is presented with like reference characters, thus description of them will be omitted.
As shown in Figure 1, the waste incineration method of the present embodiment includes: S1: waste is sent into rotary kiln to carry out to waste
The first combustion-supporting gas is sent into processing.S2: the waste handled by rotary kiln, the second combustion-supporting gas and the second oil plant are sent into two
Combustion room carries out burning processing.S4: the exhaust gas after dual firing chamber burns is sent into emission-control equipment and is handled.
Using the technical solution of the present embodiment, when hazardous waste burning, hazardous waste is initially entered in rotary kiln, dangerous
Waste is first decomposed into combustible in rotary kiln.Combustible after decomposition enters dual firing chamber, and combustible is sufficient in dual firing chamber
Burning, the exhaust gas after burning make the more thorough of hazardous waste decomposition by rotary kiln, and the hazardous waste burning after decomposition is more
Add sufficiently, the exhaust gas after trash burning is discharged into atmosphere after exhaust gas after treatment is up to standard by emission-control equipment.This implementation
Example technical solution efficiently solve in the prior art hazardous waste decomposition be not thorough, burn it is insufficient, discharge it is not up to standard
Problem.
As shown in Figure 1, in the technical scheme of this embodiment, in step sl, the first combustion-supporting gas includes oxygen, it is practical
The amount of oxygen of feeding is 81% to 89% of amount of oxygen required for theory.The air capacity being passed through in rotary kiln in the present embodiment is
The 85% of theoretical air requirement, this ensure that the amount of oxygen of the complete decomposition of waste, without burning.This is thorough for waste
Burning has been done sufficient decomposition and has been prepared.Further specifically, in step sl, rotary kiln controlled at 750 DEG C to 850
℃.This guarantees the temperature of waste destruction.Certainly, as one skilled in the art will appreciate that in general the first combustion-supporting gas
For air, the 81% to 89% of the amount of oxygen needed in air containing waste.
As shown in Figure 1, in the technical scheme of this embodiment, in step s 2, the second combustion-supporting gas includes oxygen, it is practical
The amount of oxygen of feeding is 150% to 180% of amount of oxygen required for theory.This ensure that the organic matter of waste destruction is abundant
Burning.Specifically, the when air being sent into the present embodiment, the oxygen content in air be practical oxygen demand 150% to
180%.Further specifically, in step sl, dual firing chamber controlled at 1100 DEG C to 1200 DEG C.This ensure that decomposing
The clean-burning temperature of organic matter.So that pollutant can adequately burn, while meeting dual firing chamber's exiting flue gas and containing
Oxygen amount is in national standard control range, and this reduces the pollutions to environment.
As shown in Figure 1, in the technical scheme of this embodiment, determining whether penetrating as needed in the step S1
One fuel.Determine whether to spray into the second fuel as needed in the step S2.Trash burning is further ensured in this way
Than more thoroughly.For example, the first fuel and the second fuel that are passed through when the temperature that waste needs is higher or is difficult to burn are more
A bit.First fuel and the second fuel can pass through spray gun for mineral oil or the fuel such as diesel oil or natural gas, rotary kiln and dual firing chamber
Spray into waste mineral oil or the fuel such as diesel oil or natural gas.It is pre- can to guarantee that the first fuel sprayed into and the second fuel enter in this way
Positioning is set.
As shown in Figure 1, in the technical scheme of this embodiment, by dual firing chamber's burning post-process and obtain bottom ash and
Flying dust, waste incineration method further include: S5: bottom ash and flying dust are passed through in melting plant and are recycled.This aspect subtracts
Pollution of the waste to environment is lacked, has on the other hand saved raw material, so that waste is recycled.Melting plant can for etc.
The one of which such as ion furnace, electric furnace, side-blown converter, rotary furnace.
As shown in Figure 1, in the technical scheme of this embodiment, emission-control equipment includes being sequentially connected logical quenching dress
It sets, the deacidifying device with calcium hydroxide and active carbon, dust-extraction unit and air-introduced machine, i.e. putting in order for above equipment fill for dedusting
It installs in the downstream of deacidifying device, the downstream of dust-extraction unit is arranged in air-introduced machine.Above structure ensure that trash burning generates
Gas to the less pollution of environment.Specifically, the chilling apparatus of emission-control equipment is quick by exhaust gas by jet atomization water
It is cooling, shorten residence time of the exhaust gas at 500 DEG C to 200 DEG C, it is preferable that its residence time is controlled within 1s, to inhibit two
Dislike the regeneration of English.The exhaust gas of trash burning enters deacidifying device after passing through chilling apparatus, spray into deacidifying device active carbon and
Calcium hydroxide, the poisonous and hazardous gas of activated carbon adsorption, such as the poisonous and harmful substances such as dioxin and heavy metal.Calcium hydroxide is further
Eliminate the sour gas etc. that trash burning generates.Waste combustion gas after deacidifying device enters dust-extraction unit.Air-introduced machine
Setting so that each process can guarantee suitable negative pressure, while guarantee that exhaust gas up to standard is discharged in a organized way.Chilling apparatus is multi-functional
Flash cold column can require to spray into the realization semidry method depickling of calcium hydroxide solution according to processing waste material ingredient and discharge standard, that is, increase
Add one of deacidification process, is more advantageous to the adaptability of system.Exhaust device further includes wet type extracting tower and reheater, wet type
For extracting tower in the downstream of air-introduced machine, the downstream of wet type extracting tower is arranged in reheater.Cigarette is arranged in the downstream of reheater
Chimney is provided with 24 hours on-Line Monitor Devices on chimney.
As shown in Figure 1, in the technical scheme of this embodiment, dust-extraction unit includes sedimentation tower and bag filter, dedusting
Flying dust in device is passed through melting plant and is recycled.The setting of sedimentation tower and bag filter is so that dust in gas
It can adequately filter, cost is relatively low for above structure setting.The flying dust of collection is passed through melting plant and is recycled in this way
It may be implemented innoxious, while can comprehensively utilize, this external enwergy is further reduced the land occupation because of flyash curing landfill.By dedusting
Waste combustion gas after device can be generated trash burning by the reaction of sour gas in this way by wet type extracting tower
Sour gas eliminate.Enter reheater by the gas after wet type extracting tower and then is discharged into again by chimney to atmosphere.
Pollution This greatly reduces the toxic and harmful gas after trash burning to environment.Specifically, bag filter is provided with
Heating device, heating device are the heat that UTILIZATION OF VESIDUAL HEAT IN generates, and cost saved cost in this way.It is worth noting that, cloth bag
The temperature of the heating device heating of dust-extraction unit can be bonded cloth bag in this way more than the dew point of flue gas to avoid smoke condensation.
As shown in Figure 1, in the technical scheme of this embodiment, after waste feeding dual firing chamber carries out burning processing, waste
Incinerating method further include: S3: exhaust gas after trash burning is sent into residual heat using device, and dual firing chamber and residual heat using device it
Between be provided with selective non-catalytic reduction method (SNCR) denitration, exhaust-gas treatment will be sent by the exhaust gas after residual heat using device
It is handled in device.SNCR denitration is conducive to the NOx in the gas after trash burning.Specifically, SNCR denitration sprays into
Reducing agent is urea or ammonium hydroxide, and jet port is arranged in the interface of dual firing chamber and residual heat using device, passes through denitration spraying system
Urea liquid or ammonium hydroxide are sprayed into, it should be noted that NOx is down to 250mg/Nm3Below.
As shown in Figure 1, in the technical scheme of this embodiment, before waste is entered rotary kiln, waste incineration method
Further include: S6: waste is pre-processed.S7: will be sent into feeding device by pretreated waste, will by feeding device
Waste is sent into rotary kiln and is handled.Above structure is fed through waste in rotary kiln in an orderly manner, so that waste more fills
The decomposition divided.In the technical scheme of this embodiment, the pretreatment of waste may include compression, classification and removal of impurities of waste etc..
Feeding device includes feed bin, emission of baiting chute and pusher.Feed bin is made of corrosion-resistant stainless steel, anticorrosion and bonding.Blanking
Elephant trunk is stainless steel rectangular tube, and upper and lower flap valve is arranged, and realizes charging Shi Suoqi.Lower turnover panel valve has function of weighing, can be accurate
It controls into furnace charge amount, realizes the accurate control working of a furnace.Pusher is U-shaped structure, and water-cooled jacket, mating hydraulic thrust is arranged in contact flue gas section
Bar realizes automatic feed.
As shown in Figure 1, in the technical scheme of this embodiment, in step sl, rotary kiln includes that feed inlet and charging are logical
Road, emission-control equipment include flue and smoke outlet, feed inlet and the ipsilateral setting of smoke outlet, feeding-passage and flue
It is disposed adjacent and feedstock direction is opposite with flue gas discharge direction so that waste exchanges heat with flue gas.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein for example can be in addition to herein
Sequence other than those of diagram or description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that
Be to cover it is non-exclusive include, for example, containing the process, method, system, product or equipment of a series of steps or units not
Those of be necessarily limited to be clearly listed step or unit, but may include be not clearly listed or for these processes, side
The intrinsic other step or units of method, product or equipment.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (1)
1. a kind of waste incineration method, which is characterized in that the waste incineration method the following steps are included:
S1: waste and the first combustion-supporting gas are sent into rotary kiln to handle the waste；
S2: dual firing chamber will be sent by the rotary kiln treated waste and the second combustion-supporting gas and carry out burning processing；
After waste feeding dual firing chamber carries out burning processing, the waste incineration method further include:
S3: the exhaust gas after trash burning is sent into residual heat using device, and between the dual firing chamber and the residual heat using device
It is provided with SNCR denitration, will be sent into the emission-control equipment by the exhaust gas after the residual heat using device
Reason；
S4: the exhaust gas after dual firing chamber burns is sent into emission-control equipment and is handled；
It is being handled by dual firing chamber burning and is obtaining bottom ash and flying dust, the waste incineration method further include:
S5: the bottom ash and the flying dust are proportionally added into melting plant and carry out secondary use；
In the step S1, first combustion-supporting gas includes oxygen, and the amount of oxygen being actually fed into is oxygen required for theory
The 81% to 89% of amount；
In the step S2, second combustion-supporting gas includes oxygen, and the amount of oxygen being actually fed into is oxygen required for theory
The 150% to 180% of amount；
Waste incineration method includes control system, and the control system controls the first combustion-supporting gas and second combustion-supporting gas
The dosage of raw material consumed by dosage and the emission-control equipment；
In the step S1, the rotary kiln controlled at 750 DEG C to 850 DEG C；In the step S1, two combustion
Room controlled at 1100 DEG C to 1200 DEG C；
Before waste is entered rotary kiln, the waste incineration method further include:
S6: waste is pre-processed；
S7: will be sent into feeding device by pretreated waste, and the waste is sent into described return by the feeding device
It is handled in rotary kiln；The feeding device includes feed bin, emission of baiting chute and pusher, and the feed bin uses corrosion-resistant stainless steel
Production, the emission of baiting chute is stainless steel rectangular tube and upper and lower flap valve is arranged, and realizes charging Shi Suoqi, the lower turnover panel valve
It with function of weighing, accurately controls into furnace charge amount, realizes the accurate control working of a furnace, the pusher is U-shaped structure, contacts flue gas
Section setting water-cooled jacket and mating hydraulic push rod；
In the step S1, the rotary kiln includes feed inlet and feeding-passage, the emission-control equipment include flue and
Smoke outlet, the feed inlet and the ipsilateral setting of the smoke outlet, the feeding-passage are disposed adjacent with the flue
And feedstock direction is opposite with flue gas discharge direction so that the waste exchanges heat with the flue gas；
The emission-control equipment includes being sequentially connected logical chilling apparatus, deacidifying device, dust-extraction unit and air-introduced machine；
Exhaust gas is quickly cooled down by the chilling apparatus by jet atomization water, shortens exhaust gas in 500 DEG C to 200 DEG C of stop
Between, the exhaust gas residence time is controlled within 1s, and to inhibit the regeneration of dioxin, the exhaust gas of trash burning passes through described rapid
Enter the deacidifying device after device for cooling, sprays into active carbon in the deacidifying device and calcium hydroxide, the activated carbon adsorption are toxic
Harmful gas, the calcium hydroxide further eliminate the sour gas of trash burning generation, useless after the deacidifying device
Object burning gases enter the dust-extraction unit, and the setting of the air-introduced machine is protected simultaneously so that each process can guarantee suitable negative pressure
Exhaust gas up to standard is demonstrate,proved to be discharged in a organized way；
The chilling apparatus is multi-functional flash cold column, can require to spray into calcium hydroxide according to processing waste material ingredient and discharge standard
Solution realizes semidry method depickling, that is, increases by one of deacidification process, be more advantageous to the adaptability of system；The emission-control equipment is also
Including wet type extracting tower and reheater, wet type extracting tower is arranged in the downstream of air-introduced machine, reheater in wet type depickling
The downstream of tower, the downstream of reheater are arranged chimney, are provided with 24 hours on-Line Monitor Devices on chimney；
The dust-extraction unit includes sedimentation tower and bag filter, and the bag filter is provided with heating device, the cloth bag
The temperature of the heating device heating of dust-extraction unit can be bonded cloth in this way more than the dew point of flue gas to avoid smoke condensation
Bag；Flying dust in the dust-extraction unit is sent into the melting plant and carries out secondary use；
The melting plant can be plasma heating furnace, electric furnace, side-blown converter or rotary furnace.
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| CN201710286099.XA CN107152684B (en) | 2017-04-26 | 2017-04-26 | Waste incineration method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108361713B (en) * | 2018-01-31 | 2019-07-30 | 青岛天和清原科技有限公司 | A kind of middle low-level waste hot chemical treatment method |
| CN108480360B (en) * | 2018-03-04 | 2022-05-27 | 天津壹鸣环境科技股份有限公司 | Method for recycling fly ash resources and discharging tail gas in ultra-clean mode by melting method of rotary kiln |
| CN109959016A (en) * | 2019-04-18 | 2019-07-02 | 中国恩菲工程技术有限公司 | A kind of processing system of hazardous waste |
| CN110030560A (en) * | 2019-04-18 | 2019-07-19 | 中国恩菲工程技术有限公司 | A kind of processing method of hazardous waste |
| CN111306549A (en) * | 2020-02-25 | 2020-06-19 | 南京航空航天大学 | Green and efficient rotary kiln incineration treatment method for hazardous wastes based on oxygen-enriched air supply of secondary combustion chamber |
| CN112594692A (en) * | 2020-12-15 | 2021-04-02 | 西安交通大学 | Fuel self-sufficient fly ash molten garbage incineration harmless system and treatment method |
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