CN104807017A - 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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- CN104807017A CN104807017A CN201510232983.6A CN201510232983A CN104807017A CN 104807017 A CN104807017 A CN 104807017A CN 201510232983 A CN201510232983 A CN 201510232983A CN 104807017 A CN104807017 A CN 104807017A
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- combustion chamber
- grate
- thermal desorption
- industrial refuse
- cement kiln
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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 and thermal desorption combines the system and using method of disposing industrial refuse.
Background technology
At present, the main method of disposal of industrial refuse is burned, because in industrial refuse, part substance combustion is temperature required higher, burning time is longer, this just requires to need in combustion process to keep higher temperature, and existing thermal source mainly adopts natural gas, and energy consumption is higher, produce bottom ash and flying dust simultaneously, need again to dispose.
Summary of the invention
In view of this, the system and using method that the object of the present invention is to provide a kind of and thermal desorption to combine to dispose industrial refuse, to solve technical problem of the prior art.
According to a first aspect of the invention, there is provided a kind of and the system of thermal desorption combination disposal industrial refuse, comprise cement kiln, grate-cooler and combustion chamber, described combustion chamber comprises cavity, movable grate, solid discharge, fire grate, gas outlet, air inlet and charging aperture, described fire grate is arranged on the below of described movable grate, and described solid discharge is positioned at the below of described fire grate; Described cement kiln is connected with described grate-cooler, and the air outlet of described grate-cooler connects the air inlet of described combustion chamber, and the gas outlet of described combustion chamber is connected to the air inlet of described cement kiln.
Preferably, described movable grate is arranged on the bottom of described cavity.
Preferably, also comprise dryer, the air inlet of described dryer is connected to the air outlet of described combustion chamber.
Preferably, also comprise cyclone cylinder, the air inlet of described cyclone cylinder is connected to the air outlet of described dryer, and the air outlet of described cyclone cylinder is connected to the air inlet of described cement kiln.
Preferably, also comprise bucket machine, described bucket machine is positioned at the discharge outlet of described dryer.
Preferably, the first blower fan is also provided with between described grate-cooler and combustion chamber.
Preferably, the second blower fan is provided with between described cyclone cylinder and cement kiln.
Preferably, described movable grate comprises grid section and hydraulic system, and described hydraulic system is connected with grid section.
Preferably, the downside of described fire grate is provided with blast orifice, described blast orifice is connected with air blast.
According to a second aspect of the invention, provide a kind of and the using method of the system of thermal desorption combination disposal industrial refuse, comprise the steps:
Step one: industrial refuse is put into described combustion chamber;
Step 2: the grog in described cement kiln enters in described grate-cooler and cools, open the valve between described grate-cooler and combustion chamber, by described first blower fan by combustion chamber described in the hot gas suction of the clinker cooling process release in described grate-cooler, hot gas wind passes in described dryer by described combustion chamber;
Step 3: pass into hot gas a period of time in described combustion chamber after, light the industrial refuse in described combustion chamber, then open described air blast;
Step 4: the gas of discharging in described dryer enters in described cyclone cylinder, to be introduced the gas of discharging in described cyclone cylinder in described cement kiln by described second blower fan and carries out second-time burning after dust removal process.
Provided by the invention and thermal desorption combines the system and using method of disposing industrial refuse, industrial refuse process and cement kiln and the process of Polluted Soil thermal desorption combine, the hot gas that industrial refuse can utilize cement kiln to provide before the combustion of combustion chamber is dried, industrial refuse and incineration produces hot gas process Polluted Soil, again the waste gas that burning produces is introduced in cement kiln again simultaneously and carry out second-time burning, while decreasing pollution, also save the energy.
Accompanying drawing explanation
By referring to the description of accompanying drawing to the embodiment of the present invention, above-mentioned and other objects of the present invention, feature and advantage will be more clear, in the accompanying drawings:
Fig. 1 is industrial refuse process chart;
Fig. 2 is combustion chamber schematic front view;
Fig. 3 is A place enlarged drawing in Fig. 2;
Fig. 4 is that schematic diagram is looked on a left side, combustion chamber;
Fig. 5 is B place enlarged drawing in Fig. 4.
Detailed description of the invention
Hereinafter with reference to accompanying drawing, various embodiment of the present invention is described in more detail.In various figures, identical element adopts same or similar Reference numeral to represent.For the sake of clarity, the various piece in accompanying drawing is not drawn in proportion.
As shown in Figure 1, provided by the invention and thermal desorption combines the system disposing industrial refuse and comprises cement kiln 1, grate-cooler 2, combustion chamber 3, dryer 4, cyclone cylinder 5 and bucket machine 6, described cement kiln 1 connects the entrance of described grate-cooler 2, the outlet of described grate-cooler 2 connects the air inlet of described combustion chamber 3, preferably, valve (not shown) is provided with between described grate-cooler 2 and combustion chamber 3, the gas outlet of described combustion chamber 3 connects the air inlet of described dryer 4, the air outlet of described dryer 4 connects the air inlet of described cyclone cylinder 5, the air outlet of described cyclone cylinder 5 connects the air inlet of described cement kiln 1, and be provided with the first blower fan 7 between described grate-cooler 2 and combustion chamber 3, the blast orifice of described combustion chamber 3 connects air blast 8, the second blower fan 9 is provided with between described cyclone cylinder 5 and cement kiln 1.Wherein, described grate-cooler 2, for cooling the grog produced in described cement kiln 1, can provide hot gas for other equipment simultaneously; Described combustion chamber 3 is for burning industrial rubbish; Be placed with Polluted Soil in described dryer 4, these Polluted Soils can carry out thermal desorption process by the heat of input in described grate-cooler 2 or combustion chamber 3.Described cyclone cylinder 5 is for carrying out cyclone dust removal to the band dust gas inputted by dryer 4, and the band waste heat gas after dedusting again inputs in described cement kiln 1 and carries out second-time burning.Described bucket machine 6 is for transporting the Polluted Soil processed through described dryer 4.
As Fig. 2, shown in 4, described combustion chamber 3 comprises cavity 31, movable grate 32, solid discharge 33, fire grate 34, gas outlet 35, air inlet 36 and charging aperture (not shown), described cavity 31 is steel structure frame, recycling is built material and is carried out building forming, described movable grate 32 is arranged on the bottom of described combustion chamber 3, as Fig. 3, shown in 5, described movable grate 32 comprises grid section 321 and hydraulic system (not shown), described hydraulic system is connected with grid section 321, it is movable that described hydraulic system can control described grid section 321, described grid section 321 is moved along its axial direction, preferably, the direction of motion of adjacent two described grid sections 321 is contrary, the gap length of described movable grate 32 can be adjusted again the while of making described movable grate 32 pairs of industrial refuses passive, residue after industrial refuse is burnt is fallen by described movable grate 32.The below of described movable grate 32 is provided with described fire grate 34, preferably, described fire grate 34 is sliding grate, the imperfect combustion residue that described movable grate 32 falls can burn further on described fire grate 34, then the movement with described fire grate 34 falls into the described solid discharge 33 be arranged on below described fire grate 34, preferably, the downside of described fire grate 34 is provided with blast orifice (not shown), for connecting described air blast 8, in described combustion chamber 3, pass into air.Described gas outlet 35 is separately positioned on two sidewalls of described cavity 31 with air inlet 36, and described charging aperture is arranged on the top of described cavity 31.The below of described solid discharge 33 is provided with machine for zipper (not shown) for being transported by the combustion residue dropped out in described combustion chamber 3.
The using method that provided by the invention and thermal desorption combines the system disposing industrial refuse is:
Industrial refuse and Polluted Soil are put into described combustion chamber 3 and dryer 4 respectively, grog in described cement kiln 1 enters in described grate-cooler 2 and cools, open the valve between described grate-cooler 2 and combustion chamber 3, by described first blower fan 7 by combustion chamber 3 described in the hot gas suction of the clinker cooling process release in described grate-cooler 2, to the industrial refuse heating, drying in described combustion chamber 3, hot gas wind passes in described dryer 4 by described combustion chamber 3 further, to the Polluted Soil heating in described dryer 4, the gas of discharging in described dryer 4 enters in described cyclone cylinder 5, by described second blower fan 9, the gas of discharging in described cyclone cylinder 5 is introduced in described cement kiln 1 and carried out second-time burning after dust removal process, make the organic matter Thorough combustion in gas.Polluted Soil in described dryer 4 after process, is transported to storage location by described bucket machine 6.
Pass into hot gas a period of time in described combustion chamber 3 after, light the industrial refuse in described combustion chamber 3, then described air blast 8 is opened, for the industrial refuse burning in described combustion chamber 3 provides sufficient air, the hot gas that industrial refuse burning in described combustion chamber 3 produces passes in described dryer 4, carries out thermal desorption process to the Polluted Soil in described dryer 4.Hydraulic system and the fire grate 34 of described movable grate 32 is started after the industrial refuse in described combustion chamber 3 burns a period of time, residue after the industrial refuse being positioned at bottom in described combustion chamber 3 is burnt, drop down onto on described fire grate 34 by described movable grate 32, move with described fire grate 34, meanwhile, imperfect combustion part also can be burnt further on described fire grate 34.Described residue drops down onto on described machine for zipper by described solid discharge 33 after moving to the end of described fire grate 34 with described fire grate 34, is transported.
Preferably, when the industrial refuse in described combustion chamber 3 burns, the valve between described grate-cooler 2 and combustion chamber 3 can be closed, the industrial refuse in described combustion chamber 3 is only utilized to burn for described dryer 4 provides hot gas, when the industrial refuse in described combustion chamber 3 does not burn, or when shortage of heat is provided, opens the valve between described grate-cooler 2 and combustion chamber 3, provide hot gas by described grate-cooler 2 to described dryer 4.
In the present invention, movable grate 32 bottom described combustion chamber 3 can make combustion residue discharge in time, and the connection of described combustion chamber 3 and described dryer 4 and cyclone cylinder 5, the heat that industrial refuse burning is produced is fully utilized, and effectively eliminates the problem that industrial refuse burning produces flue dust.
Should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.
Last it is noted that obviously, above-described embodiment is only for example of the present invention is clearly described, and the restriction not to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And thus the apparent change of amplifying out or variation be still among protection scope of the present invention.
Claims (10)
1. one kind combines with thermal desorption the system disposing industrial refuse, it is characterized in that, comprise cement kiln, grate-cooler and combustion chamber, described combustion chamber comprises cavity, movable grate, solid discharge, fire grate, gas outlet, air inlet and charging aperture, described fire grate is arranged on the below of described movable grate, and described solid discharge is positioned at the below of described fire grate; The charging aperture of described grate-cooler is connected with described cement kiln, and the air outlet of described grate-cooler connects the air inlet of described combustion chamber, and the gas outlet of described combustion chamber is connected to the air inlet of described cement kiln.
2. according to claim 1 and thermal desorption combines the system disposing industrial refuse, and it is characterized in that, described movable grate is arranged on the bottom of described cavity.
3. according to claim 1 and thermal desorption combines the system disposing industrial refuse, and it is characterized in that, also comprise dryer, the air inlet of described dryer is connected to the air outlet of described combustion chamber.
4. according to claim 1 and thermal desorption combines the system disposing industrial refuse, it is characterized in that, also comprise cyclone cylinder, the air inlet of described cyclone cylinder is connected to the air outlet of described dryer, and the air outlet of described cyclone cylinder is connected to the air inlet of described cement kiln.
5. according to claim 1 and thermal desorption combines the system disposing industrial refuse, and it is characterized in that, also comprise bucket machine, described bucket machine is positioned at the discharge outlet of described dryer.
6. according to claim 1 and thermal desorption combines the system disposing industrial refuse, it is characterized in that, is also provided with the first blower fan between described grate-cooler and combustion chamber.
7. according to claim 4 and thermal desorption combines the system disposing industrial refuse, it is characterized in that, is provided with the second blower fan between described cyclone cylinder and cement kiln.
8. according to claim 1 and thermal desorption combines the system disposing industrial refuse, and it is characterized in that, described movable grate comprises grid section and hydraulic system, and described hydraulic system is connected with grid section.
9. according to claim 1 and thermal desorption combines the system disposing industrial refuse, and it is characterized in that, the downside of described fire grate is provided with blast orifice, and described blast orifice is connected with air blast.
10. utilize the method combining the system process industrial refuse of disposal industrial refuse with thermal desorption described in any one of claim 1-9, it is characterized in that, comprise the steps:
Step one: industrial refuse is put into described combustion chamber;
Step 2: the grog in described cement kiln enters in described grate-cooler and cools, open the valve between described grate-cooler and combustion chamber, by described first blower fan by combustion chamber described in the hot gas suction of the clinker cooling process release in described grate-cooler, hot gas wind passes in described dryer by described combustion chamber;
Step 3: pass into hot gas a period of time in described combustion chamber after, light the industrial refuse in described combustion chamber, then open described air blast;
Step 4: the gas of discharging in described dryer enters in described cyclone cylinder, is introduced in described cement kiln by described second blower fan and carries out second-time burning after dust removal process.
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 |
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| CN104807017A true CN104807017A (en) | 2015-07-29 |
| CN104807017B CN104807017B (en) | 2017-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| 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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Cited By (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 |
| CN107350275A (en) * | 2017-09-08 | 2017-11-17 | 北京建筑材料科学研究总院有限公司 | The coprocessing system and method for fertile soil and plastics on cement kiln in a kind of old rubbish |
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| US20100058963A1 (en) * | 2006-11-06 | 2010-03-11 | Sumitomo Osaka Cement Co., Ltd | Method for disposing of organic waste of high water content and disposal apparatus therefor |
| CN102705837A (en) * | 2012-07-06 | 2012-10-03 | 南京凯盛国际工程有限公司 | System and method for collaborative garbage disposal of cement clinker production line |
| CN104033905A (en) * | 2014-06-23 | 2014-09-10 | 杨义军 | 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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2015
- 2015-05-08 CN CN201510232983.6A patent/CN104807017B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100058963A1 (en) * | 2006-11-06 | 2010-03-11 | Sumitomo Osaka Cement Co., Ltd | Method for disposing of organic waste of high water content and disposal apparatus therefor |
| CN102705837A (en) * | 2012-07-06 | 2012-10-03 | 南京凯盛国际工程有限公司 | System and method for collaborative garbage disposal of cement clinker production line |
| CN104033905A (en) * | 2014-06-23 | 2014-09-10 | 杨义军 | 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 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| CN107350275A (en) * | 2017-09-08 | 2017-11-17 | 北京建筑材料科学研究总院有限公司 | The coprocessing system and method for fertile soil and plastics on cement kiln in a kind of old rubbish |
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| Publication number | Publication date |
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| CN104807017B (en) | 2017-05-17 |
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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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