CN206911916U - A kind of refuse incineration flying dust electric arc melting system - Google Patents
A kind of refuse incineration flying dust electric arc melting system Download PDFInfo
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- CN206911916U CN206911916U CN201720497797.XU CN201720497797U CN206911916U CN 206911916 U CN206911916 U CN 206911916U CN 201720497797 U CN201720497797 U CN 201720497797U CN 206911916 U CN206911916 U CN 206911916U
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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Abstract
The utility model discloses a kind of refuse incineration flying dust electric arc melting system;The technical problem of solution:Technical deficiency existing for the chelating landfill method that is handled for the existing flying dust that is referred in background technology, acidleach formulation.The technical scheme of use:A kind of refuse incineration flying dust electric arc melting system, including flying dust pretreatment system, electric arc melting system and flue gas purification system.Advantage:Utility model, the fusing fly ash for being classified as dangerous waste can be converted into nontoxic vitreum, by most of heavy metals immobilization in vitreum;Resource recovery is using the heavy metal, salt and acidic materials volatilized in melting process simultaneously, so as to farthest realize the innoxious of flying dust processing, minimizing, recycling.
Description
Technical field
Incineration treatment of garbage field is the utility model is related to, specifically a kind of refuse incineration flying dust electric arc melting
System.
Background technology
Waste incineration is swift and violent in China's development in recent years, and current 40% or so townm refuse is by the way of waste incineration
Handled.Waste incineration can produce 3-5% flying dust, because containing substantial amounts of heavy metal He being listed in dangerous waste bioxin
Thing.The method of flying dust processing has chelating landfill, acidleach to refer to melting and solidification etc..At present, chelating landfill is handled for main flying dust
Technology, but technology Dui bioxin and salts substances do not act on, and long-term it is placed in landfill yard heavy metal stabilizing not
Foot.In addition, developed country's using plasma fusing fly ash technical finesse flying dust such as current Japan and Europe, melting and solidification technology
Inert vitreum can be generated, but the technology remains big in secondary flying ash amount and intractable problem.
The content of the invention
Technical problem to be solved in the utility model is:The chelating handled for the existing flying dust referred in background technology
Technical deficiency existing for landfill method, acidleach formulation.
Design philosophy of the present utility model is, to solve the above problems, proposing a kind of refuse incineration flying dust electric arc
Fusing system;The technology is directed to above-mentioned deficiency, and the fusing fly ash for being classified as dangerous waste is converted into nontoxic vitreum, by big portion
Divide heavy metals immobilization in vitreum;Resource recovery utilizes the heavy metal, salt and acidity volatilized in melting process simultaneously
Material, so as to farthest realize the innoxious of flying dust processing, minimizing, recycling.
The purpose of this utility model is to propose a kind of new flying dust electric arc melting system, not only can be by most of heavy metal
Solidification is sealed up for safekeeping in the vitreum that fusing fly ash is formed, and recyclable volatilization and the secondary flying ash being entrained with and its is contained a small amount of
Heavy metal, salts substances and acidic materials, so as to be at present at first by flying dust is innoxious, minimizing and recycling are accomplished ultimate attainment
Enter, most environmentally friendly flying dust treatment technology.
In order to solve the above technical problems, the technical solution adopted in the utility model is:
A kind of refuse incineration flying dust electric arc melting system, including flying dust pretreatment system, electric arc melting system and cigarette
Gas cleaning system;
Flying dust pretreatment system includes flying dust storage bin, additive storage bin, batch mixer and batcher, flying dust storage bin
Outlet is all connected with the outlet of additive storage bin and connects the import of batch mixer, the outlet batcher import of batch mixer;
Electric arc melting system includes flying dust electric arc melting stove, the inlet communication batcher outlet of flying dust electric arc melting stove;
The bottom of flying dust electric arc melting stove is provided for the motor that driving melting shaft rotates, and flying dust electric arc melting stove uses graphite arc simultaneously
Powered with dc source, anodic-cathodic is graphite material and cathode center line-spacing body of heater center line 100-300mm and by leading
Electric grips are connected with power cathode, and anode is located at molten bath bottom, and anode scope covers whole bottom of furnace body substantially, and passes through
Conductive chuck clamping is connected with positive source;
Flue gas purification system includes oxidation separation chamber, chilling nucleation tower, sack cleaner, film-falling absorption tower, caustic wash tower, work
Property charcoal absorber, air-introduced machine and chimney, aoxidize the smoke outlet of the inlet communication flying dust electric arc melting stove of separation chamber, oxidation separation
Room smoke outlet chilling nucleation tower gas feed, oxidation separation chamber bottom liquid outlet discharge be cooled to boiling point with
Under alkaline metal salt material;The gas feed removing of the smoke outlet sack cleaner of chilling nucleation tower is a small amount of tiny
Grain thing, the solid outlet discharge heavy metal particles material of chilling nucleation tower;The smoke outlet falling film absorption of sack cleaner
The gas feed of tower, the gas feed spray of the smoke outlet caustic wash tower of film-falling absorption tower remove SO2, film-falling absorption tower
Liquid outlet reclaims HC1 solution;The gas feed absorption of the smoke outlet active carbon adsorber of caustic wash tower is not wherein complete
The material of removal, the gas discharged by the gas outlet of active carbon adsorber is extracted out by air-introduced machine directly connects air by chimney.
Improvement to technical solutions of the utility model, between the outlet of flying dust storage bin and the import of batch mixer and
Spiral electron scale is respectively provided between the outlet of additive storage bin and the import of batch mixer.
Further improvement to above-mentioned technical proposal, in the exit of flying dust storage bin and going out in additive storage bin
Electronic rotation valve is respectively provided with mouthful.The setting of electronic rotation valve uses VFC, coordinates determining for spiral electron scale control material
Amount output.
Improvement to technical solutions of the utility model, additive include river sand, borax, cullet and ash after crushing
The different ratio mixture of slag and above-mentioned substance.
Improvement to technical solutions of the utility model, the molten slag after the melting of flying dust electric arc melting stove are made into lag cooler
Vitreum is discharged, and a small amount of molten metal is discharged and reclaimed by metal discharge hole.
Improvement to technical solutions of the utility model, contain heavy metal, salts substances and acid from flying dust electric arc melting stove
Property gas flue gas enter oxidation separation chamber, aoxidize separation chamber in be passed through it is oxygen-enriched by melting furnace discharge contain CO, H2Deng combustible gas
The flue gas oxidizing fire of body, and by adjust oxygen-rich concentration keep oxidation separation chamber in temperature levels in 1050-1100 DEG C of scope
It is interior, realize that alkaline metal salt separates with heavy metal chloride in the equipment.
Improvement to technical solutions of the utility model, the flue gas for coming autoxidation separation chamber enter chilling nucleation tower, and the tower is adopted
Flue-gas temperature is down to 200 DEG C sharply above from 1000 DEG C with the form of indirect water-cooling, in this temperature range heavy metal chloride
Cool rapidly and form the higher heavy metal particles thing of purity, and avoid the generation again of bioxin.
Improvement to technical solutions of the utility model, the material of the outlet discharge of batch mixer arrives by bucket elevator lifting to fly
Grey electric arc melting stove feeding warehouse height, and be delivered to through batcher sealing at the feeding warehouse of flying dust electric arc melting stove.
Improvement to technical solutions of the utility model, flying dust electric arc melting stove shaft with the rotation of 0.2-1r/min speed and
Rotating speed is adjustable.Because cathode eccentricity is set, in shaft rotary course the contact surface of electric arc and flying dust can be made wider, slow rotating speed
Also it can ensure that electric arc keeps stable in shaft rotation process.
Improvement to technical solutions of the utility model, flying dust press 1 with additive:0.1-1:0.3 proportions mixing.
The important technical advantage of this new bipolar electrode arc melting process is summarized as follows:
1st, refuse incineration flying dust electric arc melting system of the present utility model, the fusing fly ash of hazardous waste will can be classified as
Processing generation can be used as the vitreum of construction material, and reclaim heavy metal substance, salts substances and hydrochloric acid, can by prior art without
The secondary flying ash problem Resource recoveryization processing that method solves, farthest realizes the minimizing, innoxious of incineration of refuse flyash
And recycling.
2nd, refuse incineration flying dust electric arc melting system of the present utility model, using the electric arc melting skill of graphite electrode
Art, thermal conversion efficiency is higher than conventional plasma torch fusion technology, and without working gas, caused flue gas main matter is winged
Volatile materials in ash, flue gas content is few, it is entrained walk heat it is few, heat loss is low.
3rd, refuse incineration flying dust electric arc melting system of the present utility model, using graphite arc fusion technology, is compared
For plasma torch melting, gas stream in the stove disturbance is few, and the fly ash particulate of entrainment is few, and secondary flying ash yield is few, after reduction
Phase fume treatment cost.
4th, refuse incineration flying dust electric arc melting system of the present utility model, is arranged, melting furnace can using cathode eccentricity
The form slowly rotated, the face that electric arc contacts with flying dust compared with conventional electric arc melting stove is wider, and slowly rotation can change shaft
Ensure the stability of electric arc while kind fusing fly ash.
5th, refuse incineration flying dust electric arc melting system of the present utility model, using the oxidation isolation technics of original creation, profit
The characteristics of being differed greatly with alkaline metal salt in flue gas and heavy metal chloride boiling point, salt and chloride are divided at high temperature
From, so as to realize the recycling of salts substances, while melt flue gas for oxidation separation chamber energy input is provided, realize energy
Make full use of.
6th, refuse incineration flying dust electric arc melting system of the present utility model, it is sharp using the chilling of original creation into nuclear technology
With water cooling indirect heat exchange, flue-gas temperature is reduced rapidly, while avoiding the bioxin from regenerating, recycles the heavy metal of high-purity
Material, solve the problems, such as to perplex the secondary flying ash that current Plasma heat teratment technology is difficult to avoid that and solved.
7th, refuse incineration flying dust electric arc melting system of the present utility model, HCl is absorbed using film-falling absorption tower and made
Hydrochloric acid is obtained, realizes the recycling of hydrochloric acid, the only surplus a small amount of SO in part2Alkali cleaning is needed to remove, processing cost is low, acidic materials recovery profit
Expenditure is high.
Brief description of the drawings
Drawings below of the present utility model is used to understand the utility model in this as a part of the present utility model.Accompanying drawing
In show embodiment of the present utility model and its description, for explaining principle of the present utility model.
Fig. 1 be the utility model proposes new recycling reclaim the process route schematic block of electric arc fusing fly ash system
Figure.
Embodiment
Technical solutions of the utility model are described in detail below, but the scope of protection of the utility model is not limited to
The embodiment.
To make content of the present utility model more obvious understandable, done further below in conjunction with accompanying drawing 1 and embodiment
Description.
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining this
Utility model, it is not used to limit the utility model.
As shown in figure 1, refuse incineration flying dust electric arc melting system, including flying dust pretreatment system, electric arc melting system
System and flue gas purification system.
Flying dust pretreatment system includes flying dust storage bin, additive storage bin, electronic rotation valve, spiral electron scale, batch mixing
Machine, bucket elevator and batcher, the outlet of flying dust storage bin are all connected with the outlet of additive storage bin and connect batch mixer
Import, between the outlet of flying dust storage bin and the import of batch mixer and in the outlet of additive storage bin and batch mixer
Spiral electron scale is respectively provided between import.It is respectively provided with the exit of flying dust storage bin and in the exit of additive storage bin
Electronic rotation valve.The material of the outlet discharge of batch mixer arrives flying dust electric arc melting stove feeding warehouse height by bucket elevator lifting,
And it is delivered to through batcher sealing at the feeding warehouse of flying dust electric arc melting stove.Flying dust caused by burning power plant sack cleaner
The system material storage Tibetan area is transported to by factory's inside strake machine or special transport vehicle, with river sand, borax, cullet and after crushing
The additive such as lime-ash press 1 through spiral electron scale:0.1-1:0.3 proportions mixing.Fly flying dust storage bin and additive storage
Feed bin delivery outlet sets electronic rotation valve, using VFC, coordinates spiral electron scale to be capable of the quantitative output of control material.Point
Also known as the flying dust of weight and additive, which enter, carries out abundant batch mixing in mixing and blending machine, constantly carry out stirring mutually, mix, rear to enter
Bucket elevator lifting is delivered at feeding warehouse to electric arc melting stove feeding warehouse height, and through batcher sealing.
Equipment contained by electric arc melting system has flying dust electric arc melting stove, granulating unit, electrode, lowering or hoisting gear, holder, electricity
Source etc..Electric arc is graphite arc, is powered using dc source, and anodic-cathodic is graphite material, cathode center line-spacing body of heater center
Line about 100-300mm, clamped by conductive chuck and be connected with power cathode, anode is located at molten bath bottom, and anode scope is covered substantially
Whole bottom of furnace body is covered, and is clamped by conductive chuck and is connected with positive source.Flying dust is at a temperature of 1400-1500 DEG C molten
Melt in stove and melt process is carried out to flying dust, the slag after melting is discharged into slag cooler through slag-drip opening, rapid cold in slag cooler
But inert vitreum is formed, and heavy metal is sealed up for safekeeping and is solidificated in vitreum, the metal of melting is then arranged by metal discharge hole
Go out recovery.Fusing fly ash stove drives shaft to be rotated with 0.2-1r/min speed by bottom motors, because cathode eccentricity is set,
It can make that the contact surface of electric arc and flying dust is wider, and slow rotating speed can also ensure electric arc in shaft rotation process in shaft rotary course
Keep stable.The flue gas containing combustibles such as CO, H2 of melting furnace discharge enters oxidation separation chamber.
Flue gas purification system includes oxidation separation chamber, chilling nucleation tower, sack cleaner, film-falling absorption tower, caustic wash tower, work
Property charcoal absorber, air-introduced machine and chimney.Aoxidize the smoke outlet of the inlet communication flying dust electric arc melting stove of separation chamber, oxidation separation
The gas feed of the smoke outlet chilling nucleation tower of room, aoxidize the liquid outlet discharge alkaline metal salt material of separation chamber;
The gas feed of the smoke outlet sack cleaner of chilling nucleation tower removes a small amount of tiny particles content, and chilling nucleation tower is consolidated
Body outlet discharge heavy metal particles material;The gas feed of the smoke outlet film-falling absorption tower of sack cleaner, falling liquid film are inhaled
The gas feed spray for receiving the smoke outlet caustic wash tower of tower removes SO2, and the liquid outlet recovery HC1 of film-falling absorption tower is molten
Liquid;The material that the gas feed absorption of the smoke outlet active carbon adsorber of caustic wash tower does not remove wherein completely, by activity
The gas of the gas outlet discharge of charcoal absorber is extracted out by air-introduced machine directly connects air by chimney.Contain a huge sum of money from melting furnace
The flue gas of category, salts substances and sour gas initially enters oxidation separation chamber, and it is 30%-99%'s that oxidation separation chamber, which is passed through concentration,
It is oxygen-enriched to a small amount of combustible oxidizing fire present in flue gas.Due in flue gas noncombustible matter content with flyash ingredient change and
Change, the Rich Oxygen Amount that oxidation separation chamber is passed through are adjusted with the testing result for the CO concentration analyzers for being arranged on separation chamber outlet
Section.In addition, adjusting oxygen-rich concentration on the premise of oxidizing fire oxygen demand is met, ensure that the temperature in oxidation separation chamber is maintained at
In the range of 1050-1100 DEG C, alkaline metal salt gas is due to gradually condensing into liquid less than boiling point by stove in this temperature range
Bottom is discharged, and heavy metal chloride boiling point is generally less than 900 DEG C, therefore still exists in a gaseous form in the present apparatus and enter with flue gas
Enter next flow, so as to realize the separation of alkaline metal salt and heavy metal chloride.Subsequent flue gas enters chilling nucleation tower, the tower
Flue-gas temperature is down to 200 DEG C sharply above from 1000 DEG C using the form of indirect water-cooling, in this temperature range heavy metal chlorination
Thing cools rapidly and forms the higher heavy metal particles thing of purity.By chilling nucleation tower discharge flue gas be mainly HCl and
The acidic materials such as SO2 and a small amount of remaining heavy metal substance, after sack cleaner removes a small amount of tiny particles content, containing acid
The flue gas of matter sequentially enters film-falling absorption tower and caustic wash tower, and HCl realizes recovery in film-falling absorption tower, SO2 then through caustic wash tower by
Alkali lye spray removes.To ensure that the system smoke-discharging pollution thing concentration meets to be even much lower than discharging standards, the system is in acid
Property gas removal after absorbent charcoal adsorber is set, the heavy metal particles of participation and organic pollution are removed.By this flue gas
The flue gas of cleaning system processing can fully meet house refuse and dangerous waste discharged in burning standard, be discharged into greatly by air-introduced machine and chimney
In gas.
It should be appreciated that above-mentioned embodiment is only intended to citing and illustration purpose, rather than the utility model is limited to
In the range of described embodiment.It will be understood by those skilled in the art that the utility model is not limited to above-described embodiment,
More deformations and modification can also be derived according to the utility model thinking, these deformations and modification protect model in the utility model
Within enclosing.
The utility model is not directed to partly same as the prior art or can realized using prior art.
As described above, although the utility model has been represented and described with reference to specific preferred embodiment, but it must not
It is construed to the limitation to the utility model itself.In the spirit and scope of the present utility model for not departing from appended claims and defining
Under the premise of, can various changes can be made in the form and details to it.
Claims (10)
1. a kind of refuse incineration flying dust electric arc melting system, it is characterised in that including flying dust pretreatment system, electric arc melting
System and flue gas purification system;
Flying dust pretreatment system includes flying dust storage bin, additive storage bin, batch mixer and batcher, the outlet of flying dust storage bin
It is all connected with the outlet of additive storage bin and connects the import of batch mixer, the outlet batcher import of batch mixer;
Electric arc melting system includes flying dust electric arc melting stove, the inlet communication batcher outlet of flying dust electric arc melting stove;In flying dust
The bottom of electric arc melting stove is provided for the motor that driving melting shaft rotates, and flying dust electric arc melting stove is using graphite arc and with directly
Power supply power supply is flowed, anodic-cathodic is graphite material and cathode center line-spacing body of heater center line 100-300mm and passes through conductive clip
Head clamping is connected with power cathode, and anode is located at molten bath bottom, and anode scope covers whole bottom of furnace body substantially, and passes through conduction
Grips are connected with positive source;
Flue gas purification system includes oxidation separation chamber, chilling nucleation tower, sack cleaner, film-falling absorption tower, caustic wash tower, activated carbon
Absorber, air-introduced machine and chimney, the smoke outlet of the inlet communication flying dust electric arc melting stove of separation chamber is aoxidized, aoxidizes separation chamber
Smoke outlet chilling is nucleated the gas feed of tower, and the liquid outlet discharge of oxidation separation chamber bottom is cooled to below boiling point
Alkaline metal salt material;The gas feed of the smoke outlet sack cleaner of chilling nucleation tower removes a small amount of fine particle
Thing, the solid outlet discharge heavy metal particles material of chilling nucleation tower;The smoke outlet film-falling absorption tower of sack cleaner
Gas feed, the smoke outlet caustic wash tower of film-falling absorption tower gas feed spray remove SO2, the liquid of film-falling absorption tower
Body outlet recovery HC1 solution;The gas feed absorption of the smoke outlet active carbon adsorber of caustic wash tower is not gone wherein completely
The material removed, the gas discharged by the gas outlet of active carbon adsorber is extracted out by air-introduced machine directly connects air by chimney.
2. refuse incineration flying dust electric arc melting system as claimed in claim 1, it is characterised in that in flying dust storage bin
Spiral electricity is respectively provided between outlet and the import of batch mixer and between the outlet of additive storage bin and the import of batch mixer
Sub- scale.
3. refuse incineration flying dust electric arc melting system as claimed in claim 2, it is characterised in that in flying dust storage bin
Exit and it is respectively provided with electronic rotation valve in the exit of additive storage bin.
4. refuse incineration flying dust electric arc melting system as claimed in claim 1, it is characterised in that additive includes river
Sand, borax, cullet and lime-ash and the different ratio mixture of above-mentioned substance after crushing.
5. refuse incineration flying dust electric arc melting system as claimed in claim 1, it is characterised in that in flying dust electric arc melting
Vitreum discharge is made into lag cooler in molten slag after stove melting, and a small amount of molten metal is discharged and reclaimed by metal discharge hole.
6. refuse incineration flying dust electric arc melting system as claimed in claim 1, it is characterised in that melted from flying dust electric arc
Melt the entrance oxidation of the flue gas containing heavy metal, the salts substances and sour gas separation chamber of stove, aoxidize and oxygen-enriched incite somebody to action is passed through in separation chamber
Melting furnace discharge contains CO, H2The flue gas oxidizing fire of fuel gas, and kept by adjusting oxygen-rich concentration in oxidation separation chamber
Temperature levels realize that alkaline metal salt separates with heavy metal chloride in the equipment in the range of 1050-1100 DEG C.
7. refuse incineration flying dust electric arc melting system as claimed in claim 1, it is characterised in that come autoxidation separation chamber
Flue gas enter chilling nucleation tower, flue-gas temperature is down to 200 by the tower sharply above using the form of indirect water-cooling from 1000 DEG C
DEG C, cooled rapidly in this temperature range heavy metal chloride and form the higher heavy metal particles thing of purity.
8. refuse incineration flying dust electric arc melting system as claimed in claim 1, it is characterised in that the outlet row of batch mixer
The material gone out is delivered to flying dust electricity by bucket elevator lifting to flying dust electric arc melting stove feeding warehouse height, and through batcher sealing
At the feeding warehouse of arc melting furnace.
9. refuse incineration flying dust electric arc melting system as claimed in claim 1, it is characterised in that flying dust electric arc melting stove
Shaft is rotated with 0.2-1r/min speed and rotating speed is adjustable.
10. refuse incineration flying dust electric arc melting system as claimed in claim 1, it is characterised in that flying dust and additive
By 1:0.1-1:0.3 proportions mixing.
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CN201720497797.XU CN206911916U (en) | 2017-05-03 | 2017-05-03 | A kind of refuse incineration flying dust electric arc melting system |
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CN201720497797.XU CN206911916U (en) | 2017-05-03 | 2017-05-03 | A kind of refuse incineration flying dust electric arc melting system |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107052029A (en) * | 2017-05-03 | 2017-08-18 | 江苏天楹环保能源成套设备有限公司 | A kind of refuse incineration flying dust electric arc melting system |
CN109706327A (en) * | 2018-12-28 | 2019-05-03 | 焱鑫环保科技有限公司 | A kind of method of harmlessness disposing beryllium slag |
CN109735721A (en) * | 2019-02-13 | 2019-05-10 | 启迪桑德环境资源股份有限公司 | A kind of system and method handling flying ash |
CN111470503A (en) * | 2020-03-24 | 2020-07-31 | 山东锐轩新材料有限公司 | Recycling method of garbage power generation fly ash chelate |
CN114700354A (en) * | 2022-04-24 | 2022-07-05 | 江苏英博钠环境科技有限公司 | Harmless treatment method for industrial waste salt |
RU2802494C1 (en) * | 2022-11-09 | 2023-08-29 | Федеральное государственное бюджетное учреждение науки "Институт теплофизики им. С.С. Кутателадзе" Сибирского отделения Российской академии наук | Ash and slag waste melting system of an incineration plant |
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2017
- 2017-05-03 CN CN201720497797.XU patent/CN206911916U/en active Active
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107052029A (en) * | 2017-05-03 | 2017-08-18 | 江苏天楹环保能源成套设备有限公司 | A kind of refuse incineration flying dust electric arc melting system |
CN109706327A (en) * | 2018-12-28 | 2019-05-03 | 焱鑫环保科技有限公司 | A kind of method of harmlessness disposing beryllium slag |
CN109706327B (en) * | 2018-12-28 | 2021-06-11 | 焱鑫环保科技有限公司 | Method for harmlessly treating beryllium slag |
CN109735721A (en) * | 2019-02-13 | 2019-05-10 | 启迪桑德环境资源股份有限公司 | A kind of system and method handling flying ash |
CN111470503A (en) * | 2020-03-24 | 2020-07-31 | 山东锐轩新材料有限公司 | Recycling method of garbage power generation fly ash chelate |
CN114700354A (en) * | 2022-04-24 | 2022-07-05 | 江苏英博钠环境科技有限公司 | Harmless treatment method for industrial waste salt |
RU2802494C1 (en) * | 2022-11-09 | 2023-08-29 | Федеральное государственное бюджетное учреждение науки "Институт теплофизики им. С.С. Кутателадзе" Сибирского отделения Российской академии наук | Ash and slag waste melting system of an incineration plant |
RU2818155C1 (en) * | 2022-11-09 | 2024-04-24 | Федеральное государственное бюджетное учреждение науки Институт теплофизики им. С.С. Кутателадзе Сибирского отделения Российской академии наук | System for cleaning flue gases at melting ash and slag wastes of waste incineration plant |
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