CN104807017B - System for treating industrial waste in combination with thermal desorption and use method - Google Patents
System for treating industrial waste in combination with thermal desorption and use method Download PDFInfo
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- CN104807017B CN104807017B CN201510232983.6A CN201510232983A CN104807017B CN 104807017 B CN104807017 B CN 104807017B CN 201510232983 A CN201510232983 A CN 201510232983A CN 104807017 B CN104807017 B CN 104807017B
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- grate
- combustor
- thermal desorption
- cement kiln
- dehydrator
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Abstract
The invention relates to a system for treating industrial waste in combination with thermal desorption. The system comprises a cement kiln, a grate cooler and a combustion chamber, wherein the combustion chamber comprises a cavity, a movable grate bed, a residue outlet, a fire grate, an air outlet, an air inlet and a feeding hole; the fire grate is arranged below the movable grate bed; the residual outlet is positioned below the fire grate; the feeding hole of the grate cooler is connected with the cement kiln; the air outlet of the grate cooler is connected with the air inlet of the combustion chamber; the air outlet of the combustion chamber is connected to the air inlet of the cement kiln. According to the system for treating industrial waste in combination with thermal desorption and the use method, industrial waste treatment and cement kiln and polluted soil thermal desorption treatment are combined, the industrial waste can be dried with hot air supplied by the cement kiln before being burned in the combustion chamber, and polluted soil is treated with hot air generated by incineration of the industrial waste; meanwhile, waste gas generated by combusting is introduced into the cement kiln once again for secondary combustion, so that pollution is lowered, and energy is saved.
Description
Technical field
The present invention relates to garbage disposal correlative technology field, particularly a kind of to be with reference to dispose industrial refuse with thermal desorption
System and using method.
Background technology
At present, the main method of disposal of industrial refuse is to burn, because part substance combustion is temperature required in industrial refuse
Higher, burning time is longer, and this requires to need to keep higher temperature in combustion process, and existing thermal source mainly adopts day
Right gas, energy consumption is higher, while producing bottom ash and flying dust, needs to be disposed again.
The content of the invention
In view of this, it is an object of the invention to provide a kind of and thermal desorption combines the system of disposal industrial refuse and uses
Method, to solve technical problem of the prior art.
According to the first aspect of the invention, there is provided a kind of and thermal desorption combines the system for disposing industrial refuse, including cement
Kiln, grate-cooler and combustor, the combustor includes cavity, movable grate, solid discharge, fire grate, gas outlet, air inlet and enters
Material mouth, the fire grate is arranged on the lower section of the movable grate, and the solid discharge is located at the lower section of the fire grate；The cement
Kiln is connected with the grate-cooler, the air outlet of the grate-cooler connects the air inlet of the combustor, and the combustor goes out
QI KOU is connected to the air inlet of the cement kiln.
Preferably, the movable grate is arranged on the bottom of the cavity.
Preferably, also including dehydrator, the air inlet of the dehydrator is connected to the air outlet of the combustor.
Preferably, also including cyclone cylinder, the air inlet of the cyclone cylinder is connected to the air outlet of the dehydrator, the rotation
The air outlet of air duct is connected to the air inlet of the cement kiln.
Preferably, also including bucket machine, the bucket machine is located at the discharge outlet of the dehydrator.
Preferably, the first blower fan is additionally provided between the grate-cooler and combustor.
Preferably, the second blower fan is provided between the cyclone cylinder and cement kiln.
Preferably, the movable grate includes grid section and hydraulic system, and the hydraulic system is connected with grid section.
Preferably, blast orifice is provided with the downside of the fire grate, the blast orifice is connected with aerator.
According to the second aspect of the invention, there is provided a kind of and thermal desorption combines the user of the system for disposing industrial refuse
Method, comprises the steps：
Step one：Industrial refuse is put in the combustor；
Step 2：Grog in the cement kiln is cooled down in the grate-cooler, opens the grate-cooler with combustion
The valve between room is burnt, by first blower fan by described in the steam suction of the clinker cooling process release in the grate-cooler
Burning is indoor, and steam wind is passed through in the dehydrator by the combustor；
Step 3：After being passed through steam for a period of time to the burning interior, the indoor industrial refuse of the burning is lighted, so
After open the aerator；
Step 4：Expellant gas are entered in the cyclone cylinder in the dehydrator, by described the after removing dust process
Expellant gas in the cyclone cylinder are introduced in the cement kiln and carry out second-time burning by two blower fans.
The present invention is provided and thermal desorption combines the system and using method for disposing industrial refuse, industrial refuse process and water
Stall and Polluted Soil thermal desorption are processed and combined, and the steam that industrial refuse is provided before burning Indoor Combustion using cement kiln enters
Row drying, industrial refuse and incineration produces steam and processes Polluted Soil, while and the waste gas that burning is produced is introduced back in cement kiln
Second-time burning is carried out, while reducing pollution the energy is also saved.
Description of the drawings
By referring to the drawings to the description of the embodiment of the present invention, the above-mentioned and other purposes of the present invention, feature and
Advantage will be apparent from, in the accompanying drawings：
Fig. 1 is industrial refuse process chart；
Fig. 2 is combustor schematic front view；
Fig. 3 is enlarged drawing at A in Fig. 2；
Fig. 4 is combustor left view schematic diagram；
Fig. 5 is enlarged drawing at B in Fig. 4.
Specific embodiment
Various embodiments of the present invention are more fully described hereinafter with reference to accompanying drawing.In various figures, identical element
Represented using same or similar reference.For the sake of clarity, the various pieces in accompanying drawing are not necessarily to scale.
As shown in figure 1, the system that the present invention is provided and thermal desorption combines disposal industrial refuse includes cement kiln 1, cooling
Machine 2, combustor 3, dehydrator 4, cyclone cylinder 5 and bucket machine 6, the cement kiln 1 connects the entrance of the grate-cooler 2, the comb
The air inlet of the outlet connection combustor 3 of cold 2, it is preferable that be provided with valve between the grate-cooler 2 and combustor 3
(not shown), the gas outlet of the combustor 3 connects the air inlet of the dehydrator 4, and the air outlet of the dehydrator 4 connects
The air inlet of the cyclone cylinder 5 is connect, the air outlet of the cyclone cylinder 5 connects the air inlet of the cement kiln 1, and the grate-cooler
The first blower fan 7, the blast orifice connection aerator 8 of the combustor 3, the cyclone cylinder 5 and water are provided between 2 and combustor 3
The second blower fan 9 is provided between stall 1.Wherein, the grate-cooler 2 is used for the grog to producing in the cement kiln 1 is carried out
Cooling, while steam can be provided for other equipment；The combustor 3 is used for burning industrial rubbish；Place in the dehydrator 4
There is Polluted Soil, these Polluted Soils can carry out thermal desorption process by the heat being input in the grate-cooler 2 or combustor 3.Institute
State cyclone cylinder 5 carries out cyclone dust removal for the band dust gas to being input into by dehydrator 4, and the band waste heat gas after dedusting is defeated again
Entering in the cement kiln 1 carries out second-time burning.The bucket machine 6 is used to transport the Polluted Soil that dehydrator 4 described in Jing was processed.
As shown in Figure 2,4, the combustor 3 includes cavity 31, movable grate 32, solid discharge 33, fire grate 34, gas outlet
35th, air inlet 36 and charging aperture (not shown), the cavity 31 is steel structure frame, and recycling pours material and poured
Form, the movable grate 32 is arranged on the bottom of the combustor 3, as shown in Fig. 3,5, the movable grate 32 includes grid section
321 and hydraulic system (not shown), the hydraulic system is connected with grid section 321, and the hydraulic system can control the comb
Bar 321 is movable, the grid section 321 is moved along its axial direction, it is preferable that the motion side of two adjacent grid sections 321
To being contrary, the movable grate 32 can be adjusted while making the movable grate 32 play a supportive role industrial refuse again
Gap length, enable industrial refuse burning after residue fallen by the movable grate 32.The movable grate 32
Lower section is provided with the fire grate 34, it is preferable that the fire grate 34 is sliding grate, and what is fallen on the movable grate 32 is not complete
The residue of full burning can further burn on the fire grate 34, then fall into the movement of the fire grate 34 and be arranged on the stove
The solid discharge 33 of the lower section of row 34, it is preferable that the downside of the fire grate 34 is provided with blast orifice (not shown), uses
In the aerator 8 is connected, into the combustor 3 air is passed through.The gas outlet 35 is separately positioned on institute with air inlet 36
State on two side walls of cavity 31, the charging aperture is arranged on the top of the cavity 31.The lower section of the solid discharge 33 sets
Machine for zipper (not shown) is equipped with for the combustion residue dropped out in the combustor 3 to be transported.
The present invention is provided and thermal desorption combines the using method of the system for disposing industrial refuse：
Industrial refuse and Polluted Soil are respectively put into into the grog in the combustor 3 and dehydrator 4, in the cement kiln 1
Cooled down in the grate-cooler 2, the valve between the grate-cooler 2 and combustor 3 is opened, by first blower fan
In combustor 3 described in the 7 steam suction for discharging the clinker cooling process in the grate-cooler 2, to the work in the combustor 3
Industry rubbish heating, drying, steam wind is further passed through in the dehydrator 4 by the combustor 3, to the dirt in the dehydrator 4
Dye soil heating, expellant gas are entered in the cyclone cylinder 5 in the dehydrator 4, and after removing dust process second wind is passed through
Expellant gas in the cyclone cylinder 5 are introduced in the cement kiln 1 and carry out second-time burning by machine 9, fill the Organic substance in gas
Divided combustion.Polluted Soil after processing in the dehydrator 4, by the bucket machine 6 storage location is transported to.
After being passed through steam for a period of time into the combustor 3, the industrial refuse in the combustor 3 is lighted, then beaten
The aerator 8 is driven, for the air that the industrial refuse burning in the combustor 3 provides abundance, the industry in the combustor 3
The steam that incineration firing is produced is passed through in the dehydrator 4, and to the Polluted Soil in the dehydrator 4 thermal desorption process is carried out.Treat
Start the hydraulic system and fire grate 34 of the movable grate 32 after industrial refuse burning a period of time in the combustor 3, will
Residue in the combustor 3 after the industrial refuse burning of bottom, by the movable grate 32 fire grate 34 is dropped down onto
On, move with the fire grate 34, meanwhile, imperfect combustion part can also further burn on the fire grate 34.It is described residual
Slag is moved to the fire grate 34 and dropped down onto on the machine for zipper by the solid discharge 33 behind the end of the fire grate 34, is transported
Go out.
Preferably, when the industrial refuse in the combustor 3 burns, can close between the grate-cooler 2 and combustor 3
Valve, merely with the combustor 3 industrial refuse burning for the dehydrator 4 provide steam, when in the combustor 3
Industrial refuse do not burn, or when shortage of heat is provided, the valve between the grate-cooler 2 and combustor 3 is opened, by institute
State grate-cooler 2 and provide steam to the dehydrator 4.
In the present invention, the movable grate 32 of the bottom of the combustor 3 can be such that combustion residue discharges in time, and the combustor
3 with the connection of the dehydrator 4 and cyclone cylinder 5, make the heat that industrial refuse burning is produced be fully utilized, and effectively
Eliminate the problem that industrial refuse burning produces flue dust.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposit between operating
In any this actual relation or order.
Finally it should be noted that：Obviously, above-described embodiment is only intended to clearly illustrate example of the present invention, and and
The non-restriction to embodiment.For those of ordinary skill in the field, can also do on the basis of the above description
Go out the change or variation of other multi-forms.There is no need to be exhaustive to all of embodiment.And thus drawn
Obvious change that Shen goes out or among changing still in protection scope of the present invention.
Claims (7)
1. a kind of and thermal desorption combines the system for disposing industrial refuse, it is characterised in that including cement kiln, grate-cooler and burning
Room, the combustor includes cavity, movable grate, solid discharge, fire grate, gas outlet, air inlet and charging aperture, and the fire grate sets
Put in the lower section of the movable grate, the solid discharge is located at the lower section of the fire grate；The charging aperture of the grate-cooler and institute
State cement kiln to be connected, the air outlet of the grate-cooler connects the air inlet of the combustor,
Wherein, the system also includes dehydrator and cyclone cylinder, and the air inlet of the dehydrator is connected to going out for the combustor
QI KOU, the dehydrator carries out thermal desorption process using the heat being input in the combustor, and the air inlet of the cyclone cylinder connects
The air outlet of the dehydrator is connected to, the air outlet of the cyclone cylinder is connected to the air inlet of the cement kiln,
The movable grate includes grid section and hydraulic system, and the hydraulic system is connected with grid section.
2. according to claim 1 and thermal desorption combines the system for disposing industrial refuse, it is characterised in that the activity is combed
Bed is arranged on the bottom of the cavity.
3. according to claim 1 and thermal desorption combines the system for disposing industrial refuse, it is characterised in that also including chain bucket
Machine, the bucket machine is located at the discharge outlet of the dehydrator.
4. according to claim 1 and thermal desorption combines the system for disposing industrial refuse, it is characterised in that the grate-cooler
The first blower fan is additionally provided between combustor.
5. according to claim 1 and thermal desorption combines the system for disposing industrial refuse, it is characterised in that the cyclone cylinder
The second blower fan is provided between cement kiln.
6. according to claim 1 and thermal desorption combines the system for disposing industrial refuse, it is characterised in that in the fire grate
Downside be provided with blast orifice, the blast orifice is connected with aerator.
7. combining with thermal desorption described in a kind of any one of utilization claim 1-6 disposes the system process industry of industrial refuse
The method of rubbish, it is characterised in that comprise the steps：
Step one：Industrial refuse is put in the combustor；
Step 2：Grog in the cement kiln is cooled down in the grate-cooler, opens the grate-cooler and combustor
Between valve, by the first blower fan by the grate-cooler clinker cooling process release steam suction described in combustor
Interior, steam wind is passed through in the dehydrator by the combustor, and the dehydrator is entered using the heat being input in the combustor
The process of row thermal desorption；
Step 3：After being passed through steam for a period of time to the burning interior, the indoor industrial refuse of the burning is lighted, then beaten
Drive aerator；
Step 4：Expellant gas are entered in the cyclone cylinder in the dehydrator, are drawn by the second blower fan after removing dust process
Enter and carry out in the cement kiln second-time burning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510232983.6A CN104807017B (en) | 2015-05-08 | 2015-05-08 | System for treating industrial waste in combination with thermal desorption and use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510232983.6A CN104807017B (en) | 2015-05-08 | 2015-05-08 | System for treating industrial waste in combination with thermal desorption and use method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104807017A CN104807017A (en) | 2015-07-29 |
| CN104807017B true CN104807017B (en) | 2017-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510232983.6A Active CN104807017B (en) | 2015-05-08 | 2015-05-08 | System for treating industrial waste in combination with thermal desorption and use method |
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| CN (1) | CN104807017B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105363770A (en) * | 2015-12-17 | 2016-03-02 | 上海康恒环境股份有限公司 | Sectional type heating and modular thermal desorption equipment for restoring organic contaminated soil and method |
| CN107350275B (en) * | 2017-09-08 | 2022-10-14 | 北京建筑材料科学研究总院有限公司 | System and method for cooperatively treating humus soil and plastics in aged garbage on cement kiln |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4987428B2 (en) * | 2006-11-06 | 2012-07-25 | 住友大阪セメント株式会社 | High moisture content organic waste treatment method and treatment equipment |
| CN102705837B (en) * | 2012-07-06 | 2015-04-01 | 南京凯盛国际工程有限公司 | System and method for collaborative garbage disposal of cement clinker production line |
| CN104033905B (en) * | 2014-06-23 | 2017-02-01 | 天津健威泽节能环保技术发展有限公司 | System for combustible waste co-processing in cement kiln with bypass exhaust and waste heat power generation |
| CN104230190A (en) * | 2014-09-18 | 2014-12-24 | 环境保护部华南环境科学研究所 | Method for treating arsenical sludge by utilizing rotary cement kiln |
| CN204806408U (en) * | 2015-05-08 | 2015-11-25 | 北京水泥厂有限责任公司 | System for combine to deal with insutrial refuse with thermal desorption |
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| CN104807017A (en) | 2015-07-29 |
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| SE01 | Entry into force of request for substantive examination | ||
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| TA01 | Transfer of patent application right |
Effective date of registration: 20160930 Address after: 102202 Beijing city Changping District Machi Town Beixiaoying village of Beijing cement factory Applicant after: Beijing Jinyu North Water Environmental Protection Science and technology limited company Address before: 102202 Beijing city Changping District Machi Town Beixiaoying village of Beijing cement factory Applicant before: Beijing Cement Plant Co., Ltd. |
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