CN109556415A - It is a kind of to utilize cement kiln synergic processing furnace of calcium carbide purification apparatus for ash and technique - Google Patents
It is a kind of to utilize cement kiln synergic processing furnace of calcium carbide purification apparatus for ash and technique Download PDFInfo
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- CN109556415A CN109556415A CN201811361412.2A CN201811361412A CN109556415A CN 109556415 A CN109556415 A CN 109556415A CN 201811361412 A CN201811361412 A CN 201811361412A CN 109556415 A CN109556415 A CN 109556415A
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- Prior art keywords
- ash
- air accumulator
- purification
- grey
- filter
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/008—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases cleaning gases
Abstract
Cement kiln synergic processing furnace of calcium carbide purification apparatus for ash and technique are utilized the present invention relates to a kind of, including purifying grey supplementary set device, TD pump, purifying grey storage warehouse, weighing cabin, batcher, dore furnace, injection system, dust-precipitator, first filter, the first air accumulator, the second filter, nitrogen compressor and the second air accumulator, the grey supplementary set device of the purification is pumped by TD to be successively connected with the grey storage warehouse of purification, weighing cabin, batcher is equipped with below the weighing cabin, the batcher is connected with injection system；The injection system is connected with dore furnace；The grey storage warehouse upper end of the purification is successively connected with first filter, the first air accumulator, the second filter, nitrogen compressor, the second air accumulator by dust-precipitator；Second air accumulator is connected with TD pump；The present invention not only solves to purify grey bring environmental issue, but also takes full advantage of itself grey calorific value of purification, saves coal consumption, reduces production cost.
Description
Technical field
The present invention relates to a kind of using cement kiln synergic processing furnace of calcium carbide purification apparatus for ash and technique, belongs to and utilizes cement kiln
Cooperative disposal furnace of calcium carbide purifies grey technique.
Background technique
Furnace of calcium carbide can produce dust separation ash in process of production, and 8 furnaces of calcium carbide generate about 160 tons of dust separations daily
Ash, the ash accumulate easily natural and pollution environment, temporary not good place in industry containing about 1000 kilocalorie calorific values, content of MgO 15%
Reason method belongs to industry a great problem, and purification ash is handled without suitable pathways, a large amount of air storages, brings pressure to environmental protection management
It is huge；Some Enterprises burn to quickly be handled dust separation ash by using furnace of calcium carbide is purified ash, then to sintering
Powder collection is for building materials material or other processing afterwards, though the technology has handled purification ash, fugitive dust is big after burning, and causes secondary
Therefore, how fastly the grey calorific value of pollution, incineration system fluctuation of service, and purification cannot make full use of, and still remain problems,
Speed is effectively handled dust separation ash, effectively improves dedusting utilization rate as numerous producers problem to be solved.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, provides a kind of utilization cement kiln synergic processing furnace of calcium carbide purification
Apparatus for ash and technique, to solve problems of the prior art.
To achieve the above object, The technical solution adopted by the invention is as follows:
It is a kind of to purify apparatus for ash using cement kiln synergic processing furnace of calcium carbide, it is characterised in that: including purifying grey supplementary set device, TD
Pump purifies grey storage warehouse, weighing cabin, batcher, dore furnace, injection system, dust-precipitator, first filter, the first air accumulator, the
Tow filtrator, nitrogen compressor and the second air accumulator, the grey supplementary set device of the purification is pumped by TD successively to be stored with purification ash
Storehouse, weighing cabin are connected, and batcher is equipped with below the weighing cabin, and the batcher is connected with injection system；The injection system
It is connected with dore furnace；The grey storage warehouse upper end of the purification by dust-precipitator successively with first filter, the first air accumulator, the second mistake
Filter, nitrogen compressor, the second air accumulator are connected；Second air accumulator is connected with TD pump.
As an improvement of the present invention, the air blown system includes roots blower and blows pipeline, sieve
Thatch blower is connected with pipeline is blowed, and the pipeline that blows is connected with batcher.
As an improvement of the present invention, oxygen analyser is equipped between the first filter and the first air accumulator.
As an improvement of the present invention, the first regulating valve is equipped between the oxygen analyser and the first air accumulator.
As an improvement of the present invention, the second regulating valve is equipped between first air accumulator and the second filter.
As an improvement of the present invention, the quantity of the first filter is at least two.
As an improvement of the present invention, the quantity of second filter is at least two.
As an improvement of the present invention, a kind of purification work using cement kiln synergic processing furnace of calcium carbide purification apparatus for ash
Skill, the specific steps are as follows:
(1) the flue gas cleaning ash generated in calcium carbide factory's production process is subjected to supplementary set by purifying grey supplementary set device；
(2) the purification ash for purifying grey supplementary set device supplementary set is fallen into TD pump, is delivered to the grey storage warehouse of purification through nitrogen by TD pump
In；
(3) the purification ash purified in grey storage warehouse is fed through in weighing cabin and is weighed；
(4) it after weighing the purification ash of weighing cabin by batcher, is fed through in dore furnace and burns through air blown system；It will combustion
Purification ash after burning enters calcined by rotary kiln directly as raw material；
(5) nitrogen in grey storage warehouse will be purified in step (2) passes through dust-precipitator progress primary dedusting filtering；
(6) final dusting filtering will be carried out in the filtered nitrogen to first filter of primary dedusting；
(7) the filtered nitrogen of final dusting is fed through in the first air accumulator and is stored；
(8) nitrogen in the first air accumulator is fed through progress third dedusting filtering in the second filter, the nitrogen after dust removal and filtration
Gas is fed through in the second air accumulator after being pressurizeed by nitrogen compressor and is stored；
(9) nitrogen in the second air accumulator is fed through in the TD pump of step (2), and nitrogen is recycled.
Due to using the above technology, the present invention compared with the prior art, is had the advantage that as follows:
The invention discloses a kind of using cement kiln synergic processing furnace of calcium carbide purification apparatus for ash and technique, will purify grey continuous-stable
Penetrating rotary cement kiln dore furnace in, directly as raw material cement is made after burning in rotary kiln dore furnace, it is completely real
It now purifies the harmless treatment of ash and recycles, meet the requirement of environmental protection；Not only it solves to purify grey bring environmental issue, but also sufficiently
Itself grey calorific value of purification is utilized, saves coal consumption, really realizing turns waste into wealth, and reduces production cost, increases economic benefit, for solution
The environmental issue for certainly perplexing calcium carbide industry has found optimal path；
The present invention fully achieves the grey harmless treatment of purification, and coal dust usage amount can be reduced by purifying burning in ash penetrating dore furnace,
Lime-ash is used as raw material to increase clinker again after burning, environment protection significance and remarkable in economical benefits, truly realize become give up into
It is precious；
The present invention can be such that the dust separation ash in furnace of calcium carbide production process does not land, site environment be improved significantly, it is whole
Automation control, after furnace of calcium carbide purification ash sprays into dore furnace, coal consumption is significantly reduced, and the lime-ash after own combustion is as raw material system
Ripe material, after purifying ash penetrating dore furnace, kiln system thermal regulation keeps stablizing, and clinker quality is stablized, environment protection significance and economy
Remarkable benefit.
Ash is purified in the present invention to convey by nitrogen, the nitrogen after conveying is recycled after third dedusting, and
Continue using effectively increasing the cyclic utilization rate of nitrogen, effectively prevent the waste of nitrogen.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram using cement kiln synergic processing furnace of calcium carbide purification apparatus for ash；
In figure: 1, purification grey supplementary set device, 2, weighing cabin, 3, dust-precipitator, 4, first filter, the 5, first air accumulator, 6, second
Filter, the 7, second air accumulator, 8, oxygen analyser, the 9, first regulating valve, the 10, second regulating valve, 11, roots blower, 12, blow
Send pipeline, 13, batcher, 14, TD pump, 15, the grey storage warehouse of purification, 16, dore furnace, 17, nitrogen compressor.
Specific embodiment
With reference to the accompanying drawings and detailed description, the present invention is furture elucidated.
Embodiment 1:
In conjunction with attached drawing as it can be seen that a kind of purify apparatus for ash using cement kiln synergic processing furnace of calcium carbide, including purify grey supplementary set device 1,
TD pump 14, purify grey storage warehouse 15, weighing cabin 2, batcher 13, dore furnace 16, injection system, dust-precipitator 3, first filter 4,
First air accumulator 5, the second filter 6, nitrogen compressor 17 and the second air accumulator 7, the grey supplementary set device 1 of the purification pass through TD
Pump 14 is successively connected with the grey storage warehouse 15 of purification, weighing cabin 2, and batcher 13, the batcher 13 are equipped with below the weighing cabin 2
It is connected with injection system, the injection system is connected with dore furnace 16；Grey 15 upper end of storage warehouse of the purification by dust-precipitator 3 according to
It is secondary to be connected with first filter 4, the first air accumulator 5, the second filter 6, nitrogen compressor 17, the second air accumulator 7；Described second
Air accumulator 7 is connected with TD pump 14.
Embodiment 2:
As an improvement of the present invention, the air blown system includes roots blower 11 and blows pipeline 12, sieve
Thatch blower 11 is connected with pipeline 12 is blowed, and the pipeline 12 that blows is connected with batcher 13；Purification ash after burning can be blown
It send in dore furnace 16 and burns.
Remaining structure is identical with embodiment 1 with advantage.
Embodiment 3:
As an improvement of the present invention, oxygen analyser 8 is equipped between the first filter 4 and the first air accumulator 5；It is described
The first regulating valve 9 is equipped between oxygen analyser 8 and the first air accumulator 5；Between first air accumulator 5 and the second filter 6
Equipped with the second regulating valve 10；Amount of oxygen in pipeline can be detected, when the oxygen content in pipeline is higher, open the
One regulating valve 9, and the oxygen in pipeline is given off outside pipeline, when the nitrogen flow deficiency in pipeline, opens second and adjust
Valve 10, and the supplement nitrogen into pipeline.
Remaining structure is identical with embodiment 1 with advantage.
Embodiment 4:
As an improvement of the present invention, the quantity of the first filter 4 is at least two, the quantity of second filter 6
For at least two, the impurity in purification ash can be effectively removed, filter efficiency is effectively increased.
Remaining structure is identical with embodiment 1 with advantage.
Embodiment 5:
As an improvement of the present invention, a kind of purification process using cement kiln synergic processing furnace of calcium carbide purification apparatus for ash, tool
Steps are as follows for body:
(1) the flue gas cleaning ash generated in calcium carbide factory's production process is subjected to supplementary set by purifying grey supplementary set device 1；
(2) the purification ash for purifying grey 1 supplementary set of supplementary set device is fallen into TD pump 14, is delivered to purification ash storage through nitrogen by TD pump 14
In storage 15；
(3) the purification ash purified in grey storage warehouse 15 is fed through in weighing cabin 2 and is weighed；
(4) after weighing the purification ash of weighing cabin 2 by batcher 13,16 internal combustion of dore furnace is fed through through air blown system
It burns；Purification ash after burning enters calcined by rotary kiln directly as raw material；
(5) nitrogen will be purified in grey storage warehouse 15 in step (2), and primary dedusting filtering is carried out by dust-precipitator 3；
(6) final dusting filtering will be carried out in primary dedusting filtered nitrogen to first filter 4；
(7) the filtered nitrogen of final dusting is fed through in the first air accumulator 5 and is stored；
(8) nitrogen in the first air accumulator 5 is fed through in the second filter 6 and carries out third dedusting filtering, after dust removal and filtration
Nitrogen is fed through in the second air accumulator 7 after being pressurizeed by nitrogen compressor 17 and is stored；
(9) nitrogen in the second air accumulator 7 is fed through in the TD pump 14 of step (2), and nitrogen is recycled.
Oxygen analyser 8 is equipped between the first filter 4 and the first air accumulator 5；The oxygen analyser 8 and first
The first regulating valve 9 is equipped between air accumulator 5；The second regulating valve 10 is equipped between first air accumulator 5 and the second filter 6；
Amount of oxygen in pipeline can be detected, when the oxygen content in pipeline is higher, open the first regulating valve 9, and will pipe
Oxygen in road gives off outside pipeline, when the nitrogen flow deficiency in pipeline, opens the second regulating valve 10, and into pipeline
Supplement nitrogen.
The present invention can also be by least one Cheng Xin in combination with example 1 of technical characteristic described in embodiment 2,3,4,5
Embodiment.
Above-described embodiment is only the preferred technical solution of the present invention, and is not construed as limitation of the invention, the present invention
Protection scope should with claim record technical solution, including claim record technical solution in technical characteristic etc.
It is protection scope with alternative, i.e., equivalent replacement within this range is improved, also within protection scope of the present invention.
Claims (8)
1. a kind of purify apparatus for ash using cement kiln synergic processing furnace of calcium carbide, it is characterised in that: including purifying grey supplementary set device, TD
Pump purifies grey storage warehouse, weighing cabin, batcher, dore furnace, injection system, dust-precipitator, first filter, the first air accumulator, the
Tow filtrator, nitrogen compressor and the second air accumulator, the grey supplementary set device of the purification is pumped by TD successively to be stored with purification ash
Storehouse, weighing cabin are connected, and batcher is equipped with below the weighing cabin, and the batcher is connected with injection system；The injection system
It is connected with dore furnace；The grey storage warehouse upper end of the purification by dust-precipitator successively with first filter, the first air accumulator, the second mistake
Filter, nitrogen compressor, the second air accumulator are connected；Second air accumulator is connected with TD pump.
2. a kind of utilization cement kiln synergic processing furnace of calcium carbide according to claim 1 purifies apparatus for ash, it is characterised in that: institute
It states air blown system to include roots blower and blow pipeline, the roots blower is connected with pipeline is blowed, the blower pipe
Road is connected with batcher.
3. a kind of utilization cement kiln synergic processing furnace of calcium carbide according to claim 1 purifies apparatus for ash, it is characterised in that: institute
It states and is equipped with oxygen analyser between first filter and the first air accumulator.
4. a kind of utilization cement kiln synergic processing furnace of calcium carbide according to claim 3 purifies apparatus for ash, it is characterised in that: institute
It states and is equipped with the first regulating valve between oxygen analyser and the first air accumulator.
5. a kind of utilization cement kiln synergic processing furnace of calcium carbide according to claim 4 purifies apparatus for ash, it is characterised in that: institute
It states and is equipped with the second regulating valve between the first air accumulator and the second filter.
6. a kind of utilization cement kiln synergic processing furnace of calcium carbide according to claim 1 purifies apparatus for ash, it is characterised in that: institute
The quantity for stating first filter is at least two.
7. a kind of utilization cement kiln synergic processing furnace of calcium carbide according to claim 1 purifies apparatus for ash, it is characterised in that: institute
The quantity for stating the second filter is at least two.
8. using the purification process using cement kiln synergic processing furnace of calcium carbide purification apparatus for ash a kind of as described in power 1, feature exists
In: specific step is as follows:
(1) the flue gas cleaning ash generated in calcium carbide factory's production process is subjected to supplementary set by purifying grey supplementary set device；
(2) the purification ash for purifying grey supplementary set device supplementary set is fallen into TD pump, is delivered to the grey storage warehouse of purification through nitrogen by TD pump
In；
(3) the purification ash purified in grey storage warehouse is fed through in weighing cabin and is weighed；
(4) it after weighing the purification ash of weighing cabin by batcher, is fed through in dore furnace and burns through air blown system；
(5) nitrogen in grey storage warehouse will be purified in step (2) passes through dust-precipitator progress primary dedusting filtering；
(6) final dusting filtering will be carried out in the filtered nitrogen to first filter of primary dedusting；
(7) the filtered nitrogen of final dusting is fed through in the first air accumulator and is stored；
(8) nitrogen in the first air accumulator is fed through progress third dedusting filtering in the second filter, the nitrogen after dust removal and filtration
Gas is fed through in the second air accumulator after being pressurizeed by nitrogen compressor and is stored；
(9) nitrogen in the second air accumulator is fed through in the TD pump of step (2), and nitrogen is recycled.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811361412.2A CN109556415A (en) | 2018-11-15 | 2018-11-15 | It is a kind of to utilize cement kiln synergic processing furnace of calcium carbide purification apparatus for ash and technique |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811361412.2A CN109556415A (en) | 2018-11-15 | 2018-11-15 | It is a kind of to utilize cement kiln synergic processing furnace of calcium carbide purification apparatus for ash and technique |
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| CN109556415A true CN109556415A (en) | 2019-04-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114307413A (en) * | 2021-11-19 | 2022-04-12 | 宁夏金昱元炔烃节能有限公司 | Calcium carbide purification and dedusting ash treatment system and method |
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| CN104086107A (en) * | 2014-07-03 | 2014-10-08 | 新疆天业（集团）有限公司 | Method of comprehensively utilizing precipitator ash and slag of calcium carbide furnace |
| CN206817473U (en) * | 2017-04-10 | 2017-12-29 | 天津威固节能环保科技有限公司 | A kind of furnace of calcium carbide purifies ash treatment system |
| CN107973126A (en) * | 2017-12-26 | 2018-05-01 | 山东省章丘鼓风机股份有限公司 | Purification ash comprehensive utilization nitrogen circulation transport system and its application method |
| CN207514929U (en) * | 2017-09-21 | 2018-06-19 | 北京百特莱德工程技术股份有限公司 | A kind of grey recycling injection incineration system of the closed purification of calcium carbide |
| CN207712979U (en) * | 2017-12-26 | 2018-08-10 | 山东省章丘鼓风机股份有限公司 | Purification ash comprehensive utilization nitrogen circulation transport system |
| CN108799833A (en) * | 2018-07-27 | 2018-11-13 | 山东煜龙环保科技股份有限公司 | A kind of nitrogen recycling circulatory system |
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2018
- 2018-11-15 CN CN201811361412.2A patent/CN109556415A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104086107A (en) * | 2014-07-03 | 2014-10-08 | 新疆天业（集团）有限公司 | Method of comprehensively utilizing precipitator ash and slag of calcium carbide furnace |
| CN206817473U (en) * | 2017-04-10 | 2017-12-29 | 天津威固节能环保科技有限公司 | A kind of furnace of calcium carbide purifies ash treatment system |
| CN207514929U (en) * | 2017-09-21 | 2018-06-19 | 北京百特莱德工程技术股份有限公司 | A kind of grey recycling injection incineration system of the closed purification of calcium carbide |
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| CN207712979U (en) * | 2017-12-26 | 2018-08-10 | 山东省章丘鼓风机股份有限公司 | Purification ash comprehensive utilization nitrogen circulation transport system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114307413A (en) * | 2021-11-19 | 2022-04-12 | 宁夏金昱元炔烃节能有限公司 | Calcium carbide purification and dedusting ash treatment system and method |
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Application publication date: 20190402 |