CN208146629U - A kind of domestic garbage incineration flyash innocuity disposal system - Google Patents
A kind of domestic garbage incineration flyash innocuity disposal system Download PDFInfo
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- CN208146629U CN208146629U CN201721652311.1U CN201721652311U CN208146629U CN 208146629 U CN208146629 U CN 208146629U CN 201721652311 U CN201721652311 U CN 201721652311U CN 208146629 U CN208146629 U CN 208146629U
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Abstract
The utility model discloses a kind of domestic garbage incineration flyash innocuity disposal systems, include at least：Flying dust preprocessing subsystem obtains flying dust filter residue for carrying out multi-stage water wash to flying dust caused by consumer waste incineration；It is granulated subsystem, for mixing the flying dust filter residue with formulation additives, and carries out granulation processing, forms fly ash granule；Plasma fusion processing subsystem forms glass crystal and cooling for carrying out plasma melting processing to from the fly ash granule for being granulated subsystem；Vent gas treatment subsystem, for carrying out harmless treatment to tail gas caused by the plasma fusion processing subsystem.Implement the utility model, is able to achieve making fly-ash from incineration harmless, stabilisation and disposal of resources.
Description
Technical field
The utility model relates to the processing technology fields of domestic garbage incineration flyash, and in particular to a kind of consumer waste incineration
Flying dust innocuity disposal system.
Background technique
Waste incineration disposal technology has become the one preferred technique of China's processing domestic waste and part industrial refuse,
The amount of burning away the refuse is continuously improved every year, it has also become solves the key breakthrough mouth of municipal refuse besieged city status.But waste incineration meeting
A large amount of flying ash is generated, the 3-20% for gross weight of burning away the refuse is accounted for about.Through detecting, flying ash contains a large amount of bioxin, again
The substance that metal (Cd, Zn, Pb etc.) etc. is harmful to the human body, be listed in " hazardous waste " (《National Hazard waste register》2016 editions)
One of, it is necessary to the problems such as properly disposing, otherwise will cause environmental pollution, and exert far reaching influence to urban sustainable development.
Traditional chelating agent stabilization method or cement solidification method processing flying dust are mostly used at present, although can be by containing, fettering
And absorption, certain stabilization is played to harmful substances such as heavy metal elements in flying dust, but all there is problems.Example
Such as, chelate method haves the defects that invalid to chloride, bioxin that heavy metal always captures collection rate 60-90% and differs, and wants to flying dust
Ask high, it is poor for applicability the disadvantages of.That there are increase-volumes is bigger for cement solidification method, will lead to Leaching of Heavy Metals after weathering, chloride is molten
Solution leads to the disadvantages of cracking.Meanwhile the current dangerous waste landfill yard limited volume in China, especially metropolitan dangerous waste landfill yard are difficult
To meet flying dust landfill demand, innoxious, disposal of resources technology that there is an urgent need to develop a kind of new technical grade flying dusts.
Utility model content
Technical problem to be solved by the utility model is to provide a kind of domestic garbage incineration flyash harmless treatment systems
System can carry out harmless treatment to domestic garbage incineration flyash, be able to achieve at making fly-ash from incineration harmless, stabilisation and recycling
It sets.
In order to solve the above technical problems, the utility model embodiment provides a kind of domestic garbage incineration flyash harmless treatment
System includes at least flying dust preprocessing subsystem, is granulated subsystem, plasma fusion processing subsystem and vent gas treatment
System, wherein：
The flying dust preprocessing subsystem is obtained for carrying out multi-stage water wash to flying dust caused by consumer waste incineration
Flying dust filter residue；
It is granulated subsystem, the flying dust preprocessing subsystem back segment is set to, for adding the flying dust filter residue with formula
Add agent to be mixed, and carry out granulation processing, forms fly ash granule；
Plasma fusion processing subsystem is set to the granulation subsystem back segment, and it is molten to include at least a plasma
Melt furnace, carries out plasma melting processing to from the fly ash granule for being granulated subsystem, form glass crystal, and cold discharging
But the glass crystal is cooled down in pond；
Vent gas treatment subsystem is connected with the plasma fusion processing subsystem, for the plasma
Tail gas caused by melt process subsystem carries out harmless treatment.
Wherein, the flying dust preprocessing subsystem includes：
Flying dust storage warehouse, for storing flying dust caused by consumer waste incineration；
Level-one kitchen sink, is arranged inside agitating device and the pump housing, is provided with water inlet pipe；
First centrifuge is connected with the level-one kitchen sink, has an efferent duct；
Agitating device and the pump housing is arranged inside in second level kitchen sink, is connected with the efferent duct of first centrifuge,
And it is provided with a water inlet pipe；
Second centrifuge is connected, with outlet pipe and tapping mechanism with the second level kitchen sink；
Agitating device and the pump housing is arranged inside in three-level kitchen sink, the tapping mechanism phase with second centrifuge
Even, and it is provided with a water inlet pipe；
Third centrifuge is connected, with outlet pipe and tapping mechanism with the three-level kitchen sink；
Level-one membrane filter, water inlet end are connected to the outlet pipe of second centrifuge, water outlet and the level-one
The water inlet pipe of kitchen sink is connected；
Secondary membrane device, water inlet end are connected to the outlet pipe of the third centrifuge, water outlet and the second level
The water inlet pipe of kitchen sink is connected.
Wherein, the granulation subsystem includes：
It is formulated storage warehouse, for storing the formulation additives for reducing flying dust filter residue high-temperature fusion, the formulation additives packet
Include SiO2And FeO；
Mixing granulation device is set to the formula storage warehouse lower part and is connected to, and has and receive the flying dust pretreatment
The feed inlet of the pretreated flying dust of subsystem, the mixing granulation device are further provided with mixing vessel and granulating disc
Structure；
First transmitting device is set to the outlet of the mixing granulation device.
Wherein, the plasma fusion processing subsystem includes：
Drying and preheating device is used to receive the fly ash granule that the granulation subsystem obtains and carries out drying and preheating, thereon
It is provided with the hot gas air inlet pipe for conveying hot gas, outlet is provided with the second transmitting device；
Plasma melting furnace, is provided with the feed pipe connecting with second transmitting device, and the feed pipe is enterprising
One step is provided at least one charge pipe；It is further provided with exhaust gas outlet pipe and discharge nozzle；
Cooling bay is set to the plasma melting furnace lower part, is connected with an air cooling equipment, and with the drying
Hot gas air inlet pipe on preheater is connected.
Wherein, the level-one membrane filter and secondary membrane device are further provided with reversed water inlet pipe and reversed water outlet
Pipe, the reversed outlet pipe are connected with the mixing granulation device.
Implement the utility model, there is following beneficial effect：
Firstly, in the present invention, combined using flying dust water-washing pre-treatment with plasma technique, it can using washing
To remove soluble villaumite in flying dust, the corrosion rate of plasma process equipment is effectively reduced；Meanwhile water-washing process uses three
Grade circulation joint washing, flying dust is sufficiently washed, and has saved water resource；
Secondly, in the present invention, flying dust filter residue after the washing of using plasma high-temperature fusion process can be with
Heavy metal is successfully fixed in glass solidified body, the stability for forming final product glass solidified body is stronger, reduces most
The Leaching Heavy Metals of final product are successfully realized the innoxious and recycling of flying dust；Can energy saving, reduce operation at
This；
Meanwhile in the present invention, the flushing liquor obtained to membrane filter back flush can be applied to granulation processing,
The innoxious of flying dust is furthermore achieved；
In addition, in the present invention, by vent gas treatment subsystem, corona treatment flying dust gas cleaning can be reduced
The exhaust gas volumn of system, and the probability of He Cheng bioxin in flue gas is effectively reduced；
Moreover, in the present invention, plasma cooling bay uses air cooling equipment, and can recycle the heat of glass solidified body
Amount realizes comprehensive utilization of energy.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is flying dust pretreatment in a kind of domestic garbage incineration flyash innocuity disposal system provided by the utility model
The structural schematic diagram of one embodiment of system；
Fig. 2 is other subsystems in a kind of domestic garbage incineration flyash innocuity disposal system provided by the utility model
The structural schematic diagram of one embodiment；
Fig. 3 is processing method involved in the innoxious system of a kind of domestic garbage incineration flyash provided by the utility model
The main flow schematic diagram of one embodiment；
Fig. 4 is the more detailed structural schematic diagram of step S10 in Fig. 3.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, showing in a kind of domestic garbage incineration flyash innocuity disposal system provided by the utility model
The structural schematic diagram of one embodiment of flying dust preprocessing subsystem；The structural schematic diagram of other subsystems in Fig. 2 is combined together,
In the present embodiment, the domestic garbage incineration flyash innocuity disposal system, including at least flying dust preprocessing subsystem 1, makes
ParticIe system 2, plasma fusion processing subsystem 3 and vent gas treatment subsystem 4, wherein：
The flying dust preprocessing subsystem 1 is obtained for carrying out multi-stage water wash to flying dust caused by consumer waste incineration
Flying dust filter residue；
It is granulated subsystem 2, at least there is mixing granulation device, be set to the flying dust preprocessing subsystem back segment, is used
In mixing the flying dust filter residue with formulation additives, and granulation processing is carried out, forms fly ash granule；
Plasma fusion processing subsystem 3 is set to the granulation subsystem back segment, and it is molten to include at least a plasma
Melt furnace, carries out plasma melting processing to from the fly ash granule for being granulated subsystem, form glass crystal, and cold discharging
But the glass crystal is cooled down in pond；
Vent gas treatment subsystem 4 is connected with the plasma fusion processing subsystem, for the plasma
Tail gas caused by melt process subsystem carries out harmless treatment.
Specifically, the flying dust preprocessing subsystem 1 includes：
Flying dust storage warehouse (not shown), for storing flying dust caused by consumer waste incineration；
Agitating device 100 and the pump housing 101 is arranged inside in level-one kitchen sink 10, is provided with water inlet pipe 102；
First centrifuge 13 is connected with the level-one kitchen sink 10, has an efferent duct 130；
Agitating device 110 and the pump housing 111 is arranged inside in second level kitchen sink 11, with first centrifuge 13
Efferent duct 130 is connected, and is provided with a water inlet pipe 112；
Second centrifuge 14 is connected, with outlet pipe 140 and tapping mechanism 141 with the second level kitchen sink 11；Institute
Stating tapping mechanism 141 can be with all residue outlets in this way or slag releasing channel, the solid lime-ash isolated for exporting centrifuge；
Agitating device 120 and the pump housing 121 is arranged inside in three-level kitchen sink 12, with second centrifuge 14
Tapping mechanism 141 is connected, and is provided with a water inlet pipe 123；
Third centrifuge 15 is connected, with outlet pipe 150 and tapping mechanism 151 with the three-level kitchen sink 12；
Level-one membrane filter 16 is provided with filter membrane 160, the water inlet end of the level-one membrane filter 16 and described second
The outlet pipe 140 of centrifuge 14 is connected to, and water outlet is connected with the water inlet pipe 102 of the level-one kitchen sink 10；
Secondary membrane device 17 is provided with filter membrane 170, the water inlet end of the secondary membrane device 17 and the third
The outlet pipe 150 of centrifuge 15 is connected to, and water outlet is connected with the water inlet pipe 112 of the second level kitchen sink 11.
Specifically, the level-one membrane filter 16 and secondary membrane device 17 are further provided with reversed water inlet pipe and reversed
Outlet pipe, the reversed outlet pipe are connected with the mixing granulation device in the granulation subsystem 2, can will be in filtering
The flushing liquor that filter membrane back flush obtains is delivered in the mixing granulation device.
It is understood that the centrifuge can use decanter centrifuge in the embodiments of the present invention, it can
To realize solid-liquid separation function；The membrane filter can use ceramic membrane filter pond.
Specifically, the granulation subsystem 2 includes：
It is formulated storage warehouse 20, for storing for reducing the formulation additives of flying dust filter residue high-temperature fusion, the formula adds
Adding agent includes SiO2And FeO；
Mixing granulation device 21 is set to 20 lower part of formula storage warehouse and is connected to, and has the reception flying dust pre-
The feed inlet 210 of the pretreated flying dust filter residue of processing subsystem, the mixing granulation device 21, which is further provided with mixing, to be held
Device 211 and disc granulation mechanism 212；Specifically, in one embodiment, the flying dust can be filtered by bucket elevator 61
Slag is transported in the feed inlet 210；
First transmitting device 22 is set to the exit of the mixing granulation device 21.
Wherein, the plasma fusion processing subsystem 3 includes：
Drying and preheating device 31 is used to receive the fly ash granule that the granulation subsystem 2 obtains and carries out drying and preheating,
On be provided with hot gas air inlet pipe 32 for conveying hot gas, the outlet of drying and preheating device 31 is provided with the second transmitting device 33；
Plasma melting furnace 30 is provided with the feed pipe 300 connecting with second transmitting device 33, the charging
At least one charge pipe 301 is further provided on pipe 300；It is further provided with exhaust gas outlet pipe 302 and discharge nozzle
303；
Cooling bay 34 is set to 30 lower part of plasma melting furnace, is connected with an air cooling equipment 35, and with institute
The hot gas air inlet pipe 32 stated on drying and preheating device 31 is connected.
Vent gas treatment subsystem 4 is connected with the exhaust gas outlet pipe 302 of the plasma melting furnace 30, in a reality
It applies in example comprising sequentially connected half-dried chilling tower 41, bag filter 42, SNCR device (denitrification apparatus) 43, scrubbing tower
44, devices such as dehydrater 45, flue gas reheat gas 46, activated carbon adsorber 47 etc..
As shown in figure 3, showing a kind of innoxious place of domestic garbage incineration flyash of the offer of the utility model embodiment
The main flow schematic diagram of one embodiment of processing method involved in reason system, earlier figures 1 and Fig. 2 shows system in
It realizes, together as shown in connection with fig. 4, in this embodiment, this method includes at least following steps：
Step S10, multi-stage water wash is carried out to flying dust caused by consumer waste incineration in flying dust preprocessing subsystem, is obtained
Obtain flying dust filter residue；
Specifically, in one embodiment, the step S10 further comprises：
Step S100, it is 1 that the water in the flying dust of flying dust storage warehouse and level-one premixed device, which is carried out mass ratio,：3~7 mixing
Stirring, the revolving speed of stirring slurry pair are 15~30 turns/min, and mixing time is that 10~20min obtains grey slurries；
The resulting grey slurries of step S100 are pumped into first-stage centrifugal machine from level-one kitchen sink bottom and carry out solid-liquid by step S101
Separation, solid flying dust enter two-stage scrubber；
The resulting solid flying dust of step S101 is mixed with the water in second level kitchen sink, obtains by step S102
Grey slurries, concrete processing procedure are referred to step S100；
Mortar liquid pump obtained in step S102 is entered two-stage centrifugal machine and is separated by solid-liquid separation by step S103, obtains solid
Flying dust enters three-level kitchen sink, and the liquid of acquisition enters level-one membrane filter, and the water being obtained by filtration through the level-one film is back to
Level-one washer；
Step S104, the solid that will be obtained in step S103 are mixed in three-level kitchen sink with water, specific to locate
Reason process is referred to step S100；The mortar of acquisition is pumped into three-level centrifuge to be separated by solid-liquid separation, the flying dust filter residue of acquisition
Into plasma fusion processing subsystem, the liquid of acquisition enters secondary membrane device, filters through the secondary membrane device
Obtained water carries out second level kitchen sink.
Step S11, in being granulated subsystem, the flying dust filter residue is mixed with formulation additives, and is granulated
Processing forms fly ash granule；Specifically, the step S11 further comprises：Fly what the processing of flying dust preprocessing subsystem obtained
Grey filter residue is sent into mixing granulation device, and the formula that the flying dust filter residue and formula storage warehouse are stored by bucket elevator
Additive (SiO2And FeO) mixed, granulation processing is then carried out, fly ash granule is obtained；Wherein, the formulation additives account for
The mass ratio of the flying dust filter residue is between 3%~35%, for example, in some applications, can be such as 4%,
10%, 15%, 20%, 25%, 30% or 35% etc..It can be deployed according to different applications.
Step S12, it in plasma fusion processing subsystem, is carried out to from the fly ash granule for being granulated subsystem
Plasma melting processing forms glass crystal, and cools down in discharging cooling bay to the glass crystal；
The pre-heat treatment is carried out to the fly ash granule obtained in the step S11, the hot wind of the pre-heat treatment is from described
Cooling bay carries out the hot gas being discharged after heat exchange；
The fly ash granule obtained in the step S11 is being sent into plasma melting furnace after preheating, specifically may be used
It is realized by the second transmitting device, then maintains the plasma melting furnace temperature between 1200~1300 DEG C, melted
Melting atmosphere is nitrogen, and the melting time is 25~50min, and the fly ash granule is made to become molten state fluid；
It flows into the molten state fluid in cooling bay, and air-cooled processing is carried out to it by air cooling equipment, form glass
Solidified body.The glass solidified body can be directly entered household refuse landfill sites or reprocessing formation process product；
Step S13, in vent gas treatment subsystem, to tail gas caused by the plasma fusion processing subsystem into
Row harmless treatment.Treated, and gas reaches GB18484《Dangerous waste incineration contamination control standard》(exposure draft)
After standard, smoke stack emission is entered by air-introduced machine.
It is understood that in the method further comprising following steps：By to the level-one membrane filter and
The reversed water inlet pipe water filling of secondary membrane device carries out back flush processing, and flushing liquor obtained is defeated by reversed outlet pipe
It send into the mixing granulation device.
More details can refer to the aforementioned description to Fig. 1 and Fig. 2, herein without repeating.
It is understood that after handling by using processing system provided by the utility model flying dust, Ke Yi great
The leaching rate of heavy metals reduced greatly is even without leaching.It is following to indicate, show glass solidified body Leaching of Heavy Metals in an example
Rate is Ji bioxin testing result.
1 glass solidified body leaching rate of heavy metals of table is Ji bioxin testing result
| Heavy metal title | Flying dust source item leaching rate | Flying dust glass solidified body leaching rate |
| Cadmium (mg/L) | < 0.01 | ND |
| Chromium (mg/L) | 0.99 | ND |
| Copper (mg/L) | 0.55 | ND |
| Nickel (mg/L) | < 0.01 | ND |
| Lead (mg/L) | 10.95 | ND |
| Zinc (mg/L) | 2.47 | ND |
| Bioxin (ng/Kg) | 200 | 0.93 |
To sum up, the utility model has following beneficial effect：
Firstly, in the present invention, combined using flying dust water-washing pre-treatment with plasma technique, it can using washing
To remove soluble villaumite in flying dust, the corrosion rate of plasma process equipment is effectively reduced；Meanwhile water-washing process uses three
Grade circulation joint washing, flying dust is sufficiently washed, and has saved water resource；
Secondly, in the present invention, flying dust filter residue after the washing of using plasma high-temperature fusion process can be with
Heavy metal is successfully fixed in glass solidified body, the stability for forming final product glass solidified body is stronger, reduces most
The Leaching Heavy Metals of final product are successfully realized the innoxious and recycling of flying dust；Can energy saving, reduce operation at
This；
Meanwhile in the present invention, the flushing liquor obtained to membrane filter back flush can be applied to granulation processing,
The innoxious of flying dust is furthermore achieved；
In addition, in the present invention, by vent gas treatment subsystem, corona treatment flying dust gas cleaning can be reduced
The exhaust gas volumn of system, and the probability of He Cheng bioxin in flue gas is effectively reduced；
Moreover, in the present invention, plasma cooling bay uses air cooling equipment, and can recycle the heat of glass solidified body
Amount realizes comprehensive utilization of energy.
Above disclosed is only a kind of preferred embodiment of the utility model, certainly cannot be practical to limit with this
Novel interest field, therefore equivalent variations made according to the claim of the utility model still belong to what the utility model was covered
Range.
Claims (5)
1. a kind of domestic garbage incineration flyash innocuity disposal system, which is characterized in that include at least flying dust preprocessing subsystem,
It is granulated subsystem, plasma fusion processing subsystem and vent gas treatment subsystem, wherein：
The flying dust preprocessing subsystem obtains flying dust for carrying out multi-stage water wash to flying dust caused by consumer waste incineration
Filter residue；
It is granulated subsystem, is set to the flying dust preprocessing subsystem back segment, is used for the flying dust filter residue and formulation additives
It is mixed, and carries out granulation processing, form fly ash granule；
Plasma fusion processing subsystem is set to the granulation subsystem back segment, includes at least a plasma melting furnace,
Plasma melting processing is carried out to from the fly ash granule for being granulated subsystem, forms glass crystal, and in discharging cooling bay
In the glass crystal is cooled down；
Vent gas treatment subsystem is connected with the plasma fusion processing subsystem, for the plasma fusion
Tail gas caused by processing subsystem carries out harmless treatment.
2. the system as claimed in claim 1, which is characterized in that the flying dust preprocessing subsystem includes：
Flying dust storage warehouse, for storing flying dust caused by consumer waste incineration；
Level-one kitchen sink, is arranged inside agitating device and the pump housing, is provided with water inlet pipe；
First centrifuge is connected with the level-one kitchen sink, has an efferent duct；
Agitating device and the pump housing is arranged inside in second level kitchen sink, is connected with the efferent duct of first centrifuge, and set
It is equipped with a water inlet pipe；
Second centrifuge is connected, with outlet pipe and tapping mechanism with the second level kitchen sink；
Agitating device and the pump housing is arranged inside in three-level kitchen sink, is connected with the tapping mechanism of second centrifuge, and
It is provided with a water inlet pipe；
Third centrifuge is connected, with outlet pipe and tapping mechanism with the three-level kitchen sink；
Level-one membrane filter, is provided with filter membrane, and the water inlet end of the level-one membrane filter goes out with second centrifuge
Water pipe connection, water outlet is connected with the water inlet pipe of the level-one kitchen sink；
Secondary membrane device, is provided with filter membrane, and the water inlet end of the secondary membrane device goes out with the third centrifuge
Water pipe connection, water outlet is connected with the water inlet pipe of the second level kitchen sink.
3. system as claimed in claim 2, which is characterized in that the granulation subsystem includes：
It is formulated storage warehouse, for storing for reducing the formulation additives of flying dust filter residue high-temperature fusion temperature；
Mixing granulation device is set to the formula storage warehouse lower part and is connected to, and has and receive the flying dust pretreatment subsystem
It unites the feed inlet of pretreated flying dust, the mixing granulation device is further provided with mixing vessel and disc granulation mechanism；
First transmitting device is set to the outlet of the mixing granulation device.
4. system as claimed in claim 3, which is characterized in that the plasma fusion processing subsystem includes：
Drying and preheating device is used to receive the fly ash granule that the granulation subsystem obtains and carries out drying and preheating, is arranged thereon
There is the hot gas air inlet pipe for conveying hot gas, outlet is provided with the second transmitting device；
Plasma melting furnace, is provided with the feed pipe connecting with second transmitting device, on the feed pipe further
It is provided at least one charge pipe；It is further provided with exhaust gas outlet pipe and discharge nozzle；
Cooling bay is set to the plasma melting furnace lower part, is connected with an air cooling equipment, and with the drying and preheating
Hot gas air inlet pipe on device is connected.
5. system as claimed in claim 4, which is characterized in that the level-one membrane filter and secondary membrane device are further set
It is equipped with reversed water inlet pipe and reversed outlet pipe, the reversed outlet pipe is connected with the mixing granulation device.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108043859A (en) * | 2017-12-01 | 2018-05-18 | 中广核研究院有限公司 | A kind of domestic garbage incineration flyash innocuity disposal system and method |
| CN110043905A (en) * | 2019-04-02 | 2019-07-23 | 中广核研究院有限公司 | A kind of method that additive and vitrifying processing flying ash are used in flying ash vitrifying processing |
| CN113669736A (en) * | 2021-08-27 | 2021-11-19 | 上海中川国宇环境有限公司 | Plasma melting system and treatment process of hazardous waste |
-
2017
- 2017-12-01 CN CN201721652311.1U patent/CN208146629U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108043859A (en) * | 2017-12-01 | 2018-05-18 | 中广核研究院有限公司 | A kind of domestic garbage incineration flyash innocuity disposal system and method |
| CN110043905A (en) * | 2019-04-02 | 2019-07-23 | 中广核研究院有限公司 | A kind of method that additive and vitrifying processing flying ash are used in flying ash vitrifying processing |
| CN113669736A (en) * | 2021-08-27 | 2021-11-19 | 上海中川国宇环境有限公司 | Plasma melting system and treatment process of hazardous waste |
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