CN104771994B - Flue device capable of clearing hazardous substances in coal-fired flue gas - Google Patents
Flue device capable of clearing hazardous substances in coal-fired flue gas Download PDFInfo
- Publication number
- CN104771994B CN104771994B CN201510191643.3A CN201510191643A CN104771994B CN 104771994 B CN104771994 B CN 104771994B CN 201510191643 A CN201510191643 A CN 201510191643A CN 104771994 B CN104771994 B CN 104771994B
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- CN
- China
- Prior art keywords
- flue
- filter
- solution
- initial
- transition
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 239000003546 flue gas Substances 0.000 title claims abstract description 24
- 239000000383 hazardous chemical Substances 0.000 title abstract 2
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims abstract description 57
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000000428 dust Substances 0.000 claims abstract description 19
- 239000010883 coal ash Substances 0.000 claims abstract description 15
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 230000007704 transition Effects 0.000 claims description 34
- 239000005864 Sulphur Substances 0.000 claims description 17
- 239000000126 substance Substances 0.000 claims description 15
- 230000001476 alcoholic effect Effects 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 6
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 2
- 239000012670 alkaline solution Substances 0.000 abstract 2
- 239000000243 solution Substances 0.000 abstract 2
- 229910052717 sulfur Inorganic materials 0.000 abstract 2
- 239000011593 sulfur Substances 0.000 abstract 2
- 239000003245 coal Substances 0.000 description 17
- 238000005516 engineering process Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 3
- 238000002309 gasification Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 2
- 239000003250 coal slurry Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- -1 liquefaction Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The invention provides a flue device capable of clearing hazardous substances in coal-fired flue gas. A spiral sheet is arranged inside an initial flue; the lower end of a dust and coal ash collector is communicated with a collector tank, and the upper end of the dust and coal ash collector is communicated with the initial flue on the lower part of the spiral sheet; both the dust and coal ash collector and the collector tank are provided with viewing windows; the tail end of the initial flue is arranged in a filter tank; a filter screen is arranged in the tail end of the initial flue; the initial end of a first transitional flue is communicated with the filter tank, and the tail end of the first transitional flue is arranged in a benzene decomposing filter; an alcohol solution is contained in the benzene decomposing filter; the liquid level of the alcohol solution is higher than the lower end of the tail end of the first transitional flue; the initial end of a second transitional flue is communicated with the upper part of the benzene decomposing filter; the tail end of the second transitional flue is arranged in a sulfur decomposing filter; an alkaline solution is contained in the sulfur decomposing filter; and the liquid level of the alkaline solution is higher than the lower end of the tail end of the second transitional flue.
Description
Technical field
The present invention relates to a kind of flue device that can remove harmful substance in coal-fired flue-gas, belong to flue device technology neck
Domain.
Background technology
Coal is the main energy sources needed for industrial production and daily life.Because coal is a kind of solid fossil product,
Having to pass through burning conversion can use.It is natural various containing C (carbon), H (hydrogen), N (nitrogen), S (sulphur), O (oxygen) etc. in coal
Element, can produce substantial amounts of carbon dioxide, sulfur dioxide, carbon monoxide and substantial amounts of solid granule (unburned during its burning
The carbon granules of burning) and dust etc., so as to cause the pollution to empty gas and water and natural environment, the main component as atmospheric haze, sternly
The health and the existence that threaten the mankind and animals and plants of weight.The flue gas produced by fire coal is primarily present in due to above-mentioned nuisance
In, it is the current task of top priority so how effectively to process flue-gas.
There are many advanced technologies for eliminating harmful substance in fire coal, such as " clean coal technology ", its development both at home and abroad at present
Main way be the gasification of coal, liquefaction, coal high-efficiency burning and generation technology etc., be to reduce pollution and carry efficient coal
Charcoal processing, burning, conversion and Environmental capacity new technology, are one of dominant technologies that our times various countries solve environmental problem.State
The clean coal technology inside taken includes：Coal separation, moulded coal, water-coal-slurry, overcritical thermal power generation, advanced burner, fluidized bed combustion
Burn, integrated coal gasification combined cycle etc..Effect using above-mentioned advanced technology is highly desirable, but the cost implemented is very high, it is necessary to huge
Volume fund input, popularization face is not very big.
Some places take chimney top to install special installation, carry out purified treatment to flue-gas, although with certain
Effect, but there is also input greatly and there is a problem of potential safety hazard.
The content of the invention
The invention aims to solve the problems, such as above-mentioned prior art, that is, the cost implemented is very high, it is necessary to huge
Volume fund input, popularization face is not very big, and some places take chimney top to install special installation, and flue-gas are carried out at purification
Reason, although with certain effect, but there is also input greatly and there is a problem of potential safety hazard.And then offer one kind can be clear
Except the flue device of harmful substance in coal-fired flue-gas.
The purpose of the present invention is achieved through the following technical solutions：
A kind of flue device that can remove harmful substance in coal-fired flue-gas, including：Initial flue, flight, dust coal
Grey collector, form, collector tank body, filter tank body, initial flue end, screen pack, First Transition flue, benzene were decomposed
Filter, First Transition flue end, alcoholic solution, the second transition flue duct, sulphur content solution filter, the second transition flue duct end, alkali soluble
Liquid and end flue, are provided with flight in the initial flue, the lower end of dust coal ash collecting device is connected with collector tank body,
The upper end of dust coal ash collecting device is connected with the initial flue of flight bottom, on dust coal ash collecting device and collector tank body
Form is equipped with, initial flue end is arranged in filter canister body, and screen pack, First Transition cigarette are provided with initial flue end
The first end in road connects with filter canister body phase, and First Transition flue end is arranged on benzene and decomposes in filter, and benzene decomposes filter
Built with alcoholic solution, the lower end of the liquid level higher than First Transition flue end of alcoholic solution, first end and the benzene point of the second transition flue duct
Solve filter top be connected, the second transition flue duct end is arranged in sulphur content solution filter, sulphur content solution filter built with
Aqueous slkali, the lower end of the liquid level higher than the second transition flue duct end of aqueous slkali, first end and the sulphur content solution filter of end flue
Top is connected, and the end of end flue is used to be connected with air-introduced machine or chimney.Also include water, the water is mounted in filter
In tank body, the lower end of the liquid level higher than initial flue end of water.
The present invention takes " level Four filtering " to eliminate the pollution of flue-gas, and first is flue-gas is produced rotation using flight
Stream, makes the particulate matter in flue-gas fall into collector tank body using centrifugal force；Second is further by screen pack and water
Tiny micronic dust in removal flue-gas；3rd is to decompose filter by benzene to be harmful to the harmful substance in flue-gas such as " benzene "
Material is separated；4th is to be isolated such as " sulphur " harmful substance of the harmful substance in flue-gas by sulphur content solution filter
Come.The technical scheme of present patent application and existing coal separation, moulded coal, water-coal-slurry, overcritical thermal power generation, advanced burner,
The advanced technologies such as fluidized bed combustion, integrated coal gasification combined cycle are compared, although be a technical scheme for comparing " rudimentary ", but
Small investment, to build peace speed fast, the solid granule and dust in flue-gas can be absolutely removed, in removal flue-gas
The harmful substances such as benzene, sulphur are one and meet China's actual conditions, the technology for easily being received by users all more than 99.95%
Scheme.
Brief description of the drawings
Fig. 1 is the structural representation of the flue device that the present invention can remove harmful substance in coal-fired flue-gas.
Reference in figure, 1 is initial flue, and 2 is flight, and 3 is dust coal ash collecting device, and 4 is form, and 5 is receipts
Storage tank body, 6 is filter tank body, and 7 is initial flue end, and 8 is screen pack, and 9 is First Transition flue, and 10 decomposed for benzene
Filter, 11 is First Transition flue end, and 12 is alcoholic solution, and 13 is the second transition flue duct, and 14 is sulphur content solution filter, and 15 is the
Two transition flue duct ends, 16 is aqueous slkali, and 17 is end flue, and 18 is water.
Specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail：The present embodiment is being with technical solution of the present invention
Under the premise of implemented, give detailed implementation method, but protection scope of the present invention is not limited to following embodiments.
As shown in figure 1, a kind of flue device that can remove harmful substance in coal-fired flue-gas involved by the present embodiment, bag
Include：Initial flue 1, flight 2, dust coal ash collecting device 3, form 4, collector tank body 5, filter tank body 6, initial flue end
End 7, screen pack 8, First Transition flue 9, benzene decompose filter 10, First Transition flue end 11, alcoholic solution 12, the second transition
Flue 13, sulphur content solution filter 14, the second transition flue duct end 15, aqueous slkali 16 and end flue 17, in the initial flue 1
Be provided with flight 2, the lower end of dust coal ash collecting device 3 is connected with collector tank body 5, the upper end of dust coal ash collecting device 3 with
The initial flue 1 of the bottom of flight 2 is connected, and form 4, initial cigarette are equipped with dust coal ash collecting device 3 and collector tank body 5
Road end 7 is arranged in filter tank body 6, and screen pack 8, the first end of First Transition flue 9 and mistake are provided with initial flue end 7
Filter tank body 6 is connected, First Transition flue end 11 be arranged on benzene decompose filter 10 in, benzene decompose filter 10 built with
Alcoholic solution 12, the lower end of the liquid level higher than First Transition flue end 11 of alcoholic solution 12, the first end of the second transition flue duct 13 and benzene
The top for decomposing filter 10 is connected, and the second transition flue duct end 15 is arranged in sulphur content solution filter 14, the filtering of sulphur content solution
Device 14 built with aqueous slkali 16, the lower end of the liquid level higher than the second transition flue duct end 15 of aqueous slkali 16, end flue 17 just
End is connected with the top of sulphur content solution filter 14, and the end of end flue 17 is used to be connected with air-introduced machine or chimney.
Further, also including water 18, in filter tank body 6, the liquid level of water 18 is higher than initial flue end for the water 18
The lower end at end 7.
The alcoholic solution 12 is methanol solution, propanol solution or butanol solution, and the concentration of above-mentioned solution is >=40%.
The aqueous slkali 16 is sodium hydroxide solution, aqua calcis or potassium hydroxide solution, the concentration of above-mentioned solution
It is 10~26%.
The above, preferably specific embodiment only of the invention, these specific embodiments are all based on the present invention
Different implementations under general idea, and protection scope of the present invention is not limited thereto, it is any to be familiar with the art
Technical staff the invention discloses technical scope in, the change or replacement that can be readily occurred in should all be covered of the invention
Within protection domain.Therefore, protection scope of the present invention should be defined by the protection domain of claims.
Claims (4)
1. a kind of flue device that can remove harmful substance in coal-fired flue-gas, it is characterised in that including：Initial flue (1), spiral shell
Blade (2), dust coal ash collecting device (3), form (4), collector tank body (5), filter tank body (6), initial flue end
(7), screen pack (8), First Transition flue (9), benzene decompose filter (10), First Transition flue end (11), alcoholic solution
(12), the second transition flue duct (13), sulphur content solution filter (14), the second transition flue duct end (15), aqueous slkali (16) and end
Flight (2), lower end and the collector tank body of dust coal ash collecting device (3) are provided with flue (17), the initial flue (1)
(5) it is connected, the upper end of dust coal ash collecting device (3) is connected with the initial flue (1) of flight (2) bottom, dust coal ash
Form (4) is equipped with collector (3) and collector tank body (5), initial flue end (7) is arranged in filter tank body (6),
Screen pack (8) is provided with initial flue end (7), the first end of First Transition flue (9) is connected with filter tank body (6), the
One transition flue duct end (11) is arranged on benzene and decomposes in filter (10), and benzene decomposes filter (10) built with alcoholic solution (12),
Higher than the lower end of First Transition flue end (11), first end and the benzene of the second transition flue duct (13) are decomposed the liquid level of alcoholic solution (12)
The top of filter (10) is connected, and the second transition flue duct end (15) is arranged in sulphur content solution filter (14), sulphur content solution mistake
Filter (14) is built with aqueous slkali (16), the lower end of the liquid level higher than the second transition flue duct end (15) of aqueous slkali (16), end
The first end of flue (17) is connected with the top of sulphur content solution filter (14), the end of end flue (17) be used for air-introduced machine or
Person's chimney is connected.
2. the flue device that harmful substance in coal-fired flue-gas can be removed according to claim 1, it is characterised in that also wrap
Water (18) is included, in filter tank body (6), the liquid level of water (18) is higher than the lower end of initial flue end (7) to the water (18).
3. the flue device that harmful substance in coal-fired flue-gas can be removed according to claim 1, it is characterised in that described
Alcoholic solution (12) is methanol solution, propanol solution or butanol solution, and the concentration of above-mentioned solution is >=40%.
4. the flue device that harmful substance in coal-fired flue-gas can be removed according to claim 1, it is characterised in that described
Aqueous slkali (16) is sodium hydroxide solution, aqua calcis or potassium hydroxide solution, the concentration of above-mentioned solution is 10~
26%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510191643.3A CN104771994B (en) | 2015-04-22 | 2015-04-22 | Flue device capable of clearing hazardous substances in coal-fired flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510191643.3A CN104771994B (en) | 2015-04-22 | 2015-04-22 | Flue device capable of clearing hazardous substances in coal-fired flue gas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104771994A CN104771994A (en) | 2015-07-15 |
| CN104771994B true CN104771994B (en) | 2017-05-24 |
Family
ID=53613952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510191643.3A Expired - Fee Related CN104771994B (en) | 2015-04-22 | 2015-04-22 | Flue device capable of clearing hazardous substances in coal-fired flue gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104771994B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5263859A (en) * | 1975-11-22 | 1977-05-26 | Sapporo Breweries | Method of removing atomosphere pollutants by active sludge |
| US6652821B1 (en) * | 1999-02-18 | 2003-11-25 | Yasuo Fukutani | Purificating agent for flue gas and incinerated ash and purificating method using the same |
| CN201558664U (en) * | 2009-12-04 | 2010-08-25 | 河北科技大学 | Apparatus for processing malodorous gas in pharmaceutical industry |
| CN203303787U (en) * | 2013-06-07 | 2013-11-27 | 蔡如尤 | Waste gas treatment device |
| CN204543904U (en) * | 2015-04-22 | 2015-08-12 | 王德荣 | A kind of flue device can removing harmful substance in coal-fired flue-gas |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PE20030297A1 (en) * | 2001-08-09 | 2003-06-19 | Fernandez Rafael Vidal | CHEMICAL-MECHANICAL PROCESS TO REDUCE THE POLLUTION PRODUCED BY THE COMBUSTION OF FOSSIL FUELS, PETROLEUM AND ITS DERIVATIVES |
-
2015
- 2015-04-22 CN CN201510191643.3A patent/CN104771994B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5263859A (en) * | 1975-11-22 | 1977-05-26 | Sapporo Breweries | Method of removing atomosphere pollutants by active sludge |
| US6652821B1 (en) * | 1999-02-18 | 2003-11-25 | Yasuo Fukutani | Purificating agent for flue gas and incinerated ash and purificating method using the same |
| CN201558664U (en) * | 2009-12-04 | 2010-08-25 | 河北科技大学 | Apparatus for processing malodorous gas in pharmaceutical industry |
| CN203303787U (en) * | 2013-06-07 | 2013-11-27 | 蔡如尤 | Waste gas treatment device |
| CN204543904U (en) * | 2015-04-22 | 2015-08-12 | 王德荣 | A kind of flue device can removing harmful substance in coal-fired flue-gas |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104771994A (en) | 2015-07-15 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Derong Inventor after: Liu Jialin Inventor after: Wang Fudong Inventor after: Wang Fusheng Inventor before: Wang Derong |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190628 Address after: Room C302, Building 2, Innovation Pioneering Plaza, 669 Science and Technology Street, Harbin Hi-tech Industrial Development Zone, Heilongjiang Province, 150028 Patentee after: Harbin Zeyifeng Agricultural Science and Technology Development Co., Ltd. Address before: 150001 Xuanxi District, Nangang District, Harbin City, Heilongjiang Province, 72 Second Unit 303 Patentee before: Wang Derong |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170524 Termination date: 20200422 |