CN102974194A - Waste gas zero emission water circulation treatment device and method - Google Patents
Waste gas zero emission water circulation treatment device and method Download PDFInfo
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- CN102974194A CN102974194A CN2012105695101A CN201210569510A CN102974194A CN 102974194 A CN102974194 A CN 102974194A CN 2012105695101 A CN2012105695101 A CN 2012105695101A CN 201210569510 A CN201210569510 A CN 201210569510A CN 102974194 A CN102974194 A CN 102974194A
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Abstract
The invention discloses a waste gas zero emission water circulation treatment device and method. The waste gas zero emission water discharging circulation treatment device provided by the invention comprises a primary water treatment pond, a secondary water treatment pond, a primary draught fan, a secondary draught fan, a primary ventilation pipe and a secondary ventilation pipe; the primary ventilation pipe is arranged inside the primary water treatment pond; the secondary ventilation pipe is arranged inside the secondary water treatment pond; an air inlet of the primary draught fan is communicated with a waste gas exhaust pipe; an air outlet of the primary draught fan is communicated with a primary ventilation pipe; an air inlet of the secondary draught fan is communicated with the primary water treatment pond; an air outlet of the secondary draught fan is communicated with a secondary ventilation pipe; and the secondary water treatment pond is communicated with the primary water treatment pond through a gas series pipe. According to the waste gas zero emission water circulation treatment device provided by the invention, waste gas and dust included in the waste gas are dissolved and absorbed by using a two-level water treatment manner, so that the waste gas zero emission can be realized.
Description
Technical field
The present invention relates to useless flue gas processing technology field, be specifically related to a kind of useless flue gas zero-emission water circulation treatment device and method.
Background technology
Along with the development of size industrial enterprises, the Industry Waste flue gas is more and more serious to the pollution of environment.For example: contain a large amount of SO in the useless flue gas of thermal power plant discharging
2And dust, for useless flue gas energy qualified discharge, need to desulphurization system be set at useless fume emission place, equipment cost and operating cost are all very high.Contain multiple poisonous and harmful substance in the useless flue gas of chemical enterprise emission, also need special treating apparatus to process, and also be difficult to reach qualified discharge.Thermal power plant, chemical enterprise rely on chimney stack usually with toxic emission atmosphere unprocessed or that processing is not up to standard.Along with progress and the expanding economy of society, the Industry Waste flue gas has been subject to people's common concern to the pollution of atmospheric environment, so must effectively solve the discharging difficult problem of industrial waste smoke gas.
Summary of the invention
In view of this, the invention provides a kind of useless flue gas zero-emission water circulation treatment device and method, the useless flue gas of solution absorption reaches the dust that wherein contains fully, realizes useless flue gas zero-emission.
The invention discloses a kind of useless flue gas zero-emission water circulation treatment device, comprise the one-level water treating pond, the secondary water treating pond, the one-level air-introduced machine, the two-stage air draft machine, one-level breather pipe and secondary breather pipe, described one-level breather pipe is arranged in the one-level water treating pond, described secondary breather pipe is arranged in the secondary water treating pond, the air inlet of described one-level air-introduced machine is communicated with useless flue gas exhaust pipe, the air outlet of one-level air-introduced machine is communicated with the one-level breather pipe, the air inlet of described two-stage air draft machine is communicated with the one-level water treating pond, the air outlet of two-stage air draft machine is communicated with the secondary breather pipe, and described secondary water treating pond is communicated with the one-level water treating pond by the gas trains union.
Further, the air inlet of described two-stage air draft machine is communicated with the one-level water treating pond by tempering tower.
Further, also comprise sewage disposal system, the sewage inlet of described sewage disposal system is communicated with the one-level water treating pond, and the clear water output of sewage disposal system is communicated with the secondary water treating pond, and described secondary water treating pond is communicated with the one-level water treating pond by recirculated water overflow pipe.
Further, described sewage disposal system comprises sewage neutralisation treatment pond, filter press and clear water reserviors, the sewage inlet in described sewage neutralisation treatment pond is communicated with the one-level water treating pond, described sewage neutralisation treatment pond is connected with filter press by filter pressing pump, the filtrate (liquid of described filter press is communicated with clear water reserviors, and the clear water output of described clear water reserviors is communicated with the secondary water treating pond by clarified water pump.
The invention also discloses a kind of useless flue gas zero-emission water circulation processing method, pass into by the one-level breather pipe in the water of one-level water treating pond with the one-level air-introduced machine flue gas that will give up, useless flue gas is overflowed behind the water solution absorption in the one-level water treating pond; The useless flue gas that to overflow in the one-level water treating pond with the two-stage air draft machine again passes into by the secondary breather pipe the water of secondary water treating pond, and useless flue gas is overflowed behind the water solution absorption in the secondary water treating pond; The useless flue gas of overflowing in the secondary water treating pond returns in the one-level water treating pond by the gas trains union and circulates.
Further, the air quantity of described two-stage air draft machine is than the air quantity of one-level air-introduced machine large 10% ~ 20%.
Further, sewage in the described one-level water treating pond passes in the sewage neutralisation treatment pond and processes, sewage after the processing is sent into filter press by filter pressing pump and is carried out Separation of Solid and Liquid, the clear water that Separation of Solid and Liquid leaches passes in the clear water reserviors, clear water in the clear water reserviors is sent in the secondary water treating pond by clarified water pump and is recycled, and the water in the secondary water treating pond enters in the one-level water treating pond by the recirculated water overflow pipe overflow.
Beneficial effect of the present invention is: the dust that the present invention utilizes the useless flue gas of the mode solution absorption of two-stage water treatment and wherein contains, useless flue gas passes into solution absorption in the water of one-level water treating pond after by the pressurization of one-level air-introduced machine, pernicious gas in the useless flue gas is soluble in water, solid-state dust produces sediment, and the useless flue gas of high pressure is through after the buffering of water, Pressure Drop is near normal pressure, again by solution absorption in the water that passes into the secondary water treating pond after the pressurization of two-stage air draft machine, the useless flue gas of overflowing in the secondary water treating pond returns circulation in the one-level water treating pond again, useless like this flue gas circulates in the two-stage water treating pond, useless flue gas and the dust that wherein contains can by the complete solution absorption of the water in the two-stage water treating pond, have been realized useless flue gas zero-emission; And the water in the two-stage water treating pond is processed after reaching finite concentration, can be recycled after treatment, but also qualified discharge.
The present invention passes into circulation absorption in the water by the flue gas high pressure that will give up, and has realized useless flue gas zero-emission, efficiently solves the discharging difficult problem of Industry Waste flue gas, is applicable to the serious enterprises of useless smoke pollution such as thermal power plant, chemical enterprise.
Description of drawings
In order to make the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with accompanying drawing, wherein:
Fig. 1 is process chart of the present invention.
The specific embodiment
Hereinafter with reference to accompanying drawing, the preferred embodiments of the present invention are described in detail.
Fig. 1 is process chart of the present invention, as shown in the figure, useless flue gas zero-emission water circulation treatment device of the present invention, comprise one-level water treating pond 1, secondary water treating pond 2, one-level air-introduced machine 3, two-stage air draft machine 4, one-level breather pipe 5 and secondary breather pipe 6, described one-level breather pipe 5 is arranged in the one-level water treating pond 1, described secondary breather pipe 6 is arranged in the secondary water treating pond 2, the air inlet of described one-level air-introduced machine 3 is communicated with useless flue gas exhaust pipe 7, the air outlet of one-level air-introduced machine 3 is communicated with one-level breather pipe 5, the air inlet of described two-stage air draft machine 4 is communicated with one-level water treating pond 1 by tempering tower 8, the air outlet of two-stage air draft machine 4 is communicated with secondary breather pipe 6, and described secondary water treating pond 2 is communicated with one-level water treating pond 1 by gas trains union 9.
Water in the two-stage water treating pond needs to process after reaching finite concentration, therefore, device of the present invention also comprises sewage disposal system, the sewage inlet of described sewage disposal system is communicated with one-level water treating pond 1, the clear water output of sewage disposal system is communicated with secondary water treating pond 2, and described secondary water treating pond 2 is communicated with one-level water treating pond 1 by recirculated water overflow pipe 10.
Described sewage disposal system comprises sewage neutralisation treatment pond 11, filter press 12 and clear water reserviors 13, the sewage inlet in described sewage neutralisation treatment pond 11 is communicated with one-level water treating pond 1, described sewage neutralisation treatment pond 11 is connected with filter press 12 by filter pressing pump 14, the filtrate (liquid of described filter press 12 is communicated with clear water reserviors 13, and the clear water output of described clear water reserviors 13 is communicated with secondary water treating pond 2 by clarified water pump 15.
The present invention's use above-mentioned useless flue gas zero-emission water circulation treatment device to give up method that flue gas processes, pass into by one-level breather pipe 5 in the water of one-level water treating pond 1 with one-level air-introduced machine 3 flue gas that will give up, useless flue gas is overflowed after by the water solution absorption in that one-level water treating pond 1 is interior; To pass into by secondary breather pipe 6 from the useless flue gas of one-level water treating pond 1 interior effusion the water of secondary water treating pond 2 with two-stage air draft machine 4, useless flue gas is overflowed after by the water solution absorption in that secondary water treating pond 2 is interior again; The useless flue gas of secondary water treating pond 2 interior effusions returns the 1 interior circulation of one-level water treating pond by gas trains union 9 again.
For circulating in the two-stage water treating pond that guarantees useless flue gas, the air quantity of two-stage air draft machine 4 is than the air quantity of one-level air-introduced machine 3 large 10% ~ 20%.
Water in the two-stage water treating pond is handled as follows after reaching finite concentration: the sewage in the described one-level water treating pond 1 passes into the 11 interior processing of sewage neutralisation treatment pond, sewage after the processing is sent into filter press 12 by filter pressing pump 14 and is carried out Separation of Solid and Liquid, the clear water that Separation of Solid and Liquid leaches passes in the clear water reserviors 13, clear water in the clear water reserviors 13 is sent into secondary water treating pond 2 interior recyclings by clarified water pump 15, and the water in the secondary water treating pond 2 enters in the one-level water treating pond 1 by recirculated water overflow pipe 10 overflows.
The dust that the present invention utilizes the useless flue gas of the mode solution absorption of two-stage water treatment and wherein contains, useless flue gas passes into solution absorption in the water of one-level water treating pond 1 after by 3 pressurizations of one-level air-introduced machine, pernicious gas in the useless flue gas is soluble in water, solid-state dust produces sediment, and the useless flue gas of high pressure is through after the buffering of water, Pressure Drop is near normal pressure, again by solution absorption in the water that passes into secondary water treating pond 2 after 4 pressurizations of two-stage air draft machine, the useless flue gas of secondary water treating pond 2 interior effusions returns the 1 interior circulation of one-level water treating pond again, useless like this flue gas circulates in the two-stage water treating pond, useless flue gas and the dust that wherein contains can by the complete solution absorption of the water in the two-stage water treating pond, have been realized useless flue gas zero-emission.
Explanation is at last, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although by invention has been described with reference to the preferred embodiments of the present invention, but those of ordinary skill in the art is to be understood that, can make various changes to it in the form and details, and not depart from the spirit and scope of the present invention that appended claims limits.
Claims (7)
1. useless flue gas zero-emission water circulation treatment device, it is characterized in that: comprise one-level water treating pond (1), secondary water treating pond (2), one-level air-introduced machine (3), two-stage air draft machine (4), one-level breather pipe (5) and secondary breather pipe (6), described one-level breather pipe (5) is arranged in the one-level water treating pond (1), described secondary breather pipe (6) is arranged in the secondary water treating pond (2), the air inlet of described one-level air-introduced machine (3) is communicated with useless flue gas exhaust pipe (7), the air outlet of one-level air-introduced machine (3) is communicated with one-level breather pipe (5), the air inlet of described two-stage air draft machine (4) is communicated with one-level water treating pond (1), the air outlet of two-stage air draft machine (4) is communicated with secondary breather pipe (6), and described secondary water treating pond (2) is communicated with one-level water treating pond (1) by gas trains union (9).
2. useless flue gas zero-emission water circulation treatment device according to claim 1 is characterized in that: the air inlet of described two-stage air draft machine (4) is communicated with one-level water treating pond (1) by tempering tower (8).
3. useless flue gas zero-emission water circulation treatment device according to claim 1, it is characterized in that: also comprise sewage disposal system, the sewage inlet of described sewage disposal system is communicated with one-level water treating pond (1), the clear water output of sewage disposal system is communicated with secondary water treating pond (2), and described secondary water treating pond (2) is communicated with one-level water treating pond (1) by recirculated water overflow pipe (10).
4. useless flue gas zero-emission water circulation treatment device according to claim 3, it is characterized in that: described sewage disposal system comprises sewage neutralisation treatment pond (11), filter press (12) and clear water reserviors (13), the sewage inlet in described sewage neutralisation treatment pond (11) is communicated with one-level water treating pond (1), described sewage neutralisation treatment pond (11) is connected with filter press (12) by filter pressing pump (14), the filtrate (liquid of described filter press (12) is communicated with clear water reserviors (13), and the clear water output of described clear water reserviors (13) is communicated with secondary water treating pond (2) by clarified water pump (15).
5. right to use requires the give up method of flue gas processing of the described useless flue gas zero-emission water circulation treatment device of 1 to 4 any one, it is characterized in that: pass in the water of one-level water treating pond (1) by one-level breather pipe (5) with one-level air-introduced machine (3) flue gas that will give up, useless flue gas is overflowed after by the water solution absorption in one-level water treating pond (1); The useless flue gas of using again two-stage air draft machine (4) to overflow in the one-level water treating pond (1) pass into the water of secondary water treating pond (2) by secondary breather pipe (6), and the flue gas that gives up is overflowed after by the water solution absorption in secondary water treating pond (2); The useless flue gas of overflowing in the secondary water treating pond (2) returns circulation in the one-level water treating pond (1) by gas trains union (9) again.
6. the method processed of useless flue gas according to claim 5, it is characterized in that: the air quantity of described two-stage air draft machine (4) is than the air quantity large 10% ~ 20% of one-level air-introduced machine (3).
7. the method processed of useless flue gas according to claim 5, it is characterized in that: the sewage in the described one-level water treating pond (1) passes in the sewage neutralisation treatment pond (11) and processes, sewage after the processing is sent into filter press (12) by filter pressing pump (14) and is carried out Separation of Solid and Liquid, the clear water that Separation of Solid and Liquid leaches passes in the clear water reserviors (13), clear water in the clear water reserviors (13) is sent into recycling in the secondary water treating pond (2) by clarified water pump (15), and the water in the secondary water treating pond (2) enters in the one-level water treating pond (1) by recirculated water overflow pipe (10) overflow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105695101A CN102974194A (en) | 2012-12-25 | 2012-12-25 | Waste gas zero emission water circulation treatment device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105695101A CN102974194A (en) | 2012-12-25 | 2012-12-25 | Waste gas zero emission water circulation treatment device and method |
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| CN102974194A true CN102974194A (en) | 2013-03-20 |
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| CN2012105695101A Pending CN102974194A (en) | 2012-12-25 | 2012-12-25 | Waste gas zero emission water circulation treatment device and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106563327A (en) * | 2015-10-13 | 2017-04-19 | 孙学孟 | Dust-containing industrial exhaust gas filter |
| CN108421341A (en) * | 2018-05-30 | 2018-08-21 | 靖江市山水环境科技有限公司 | A kind of high efficiency smart dedusting and retracting device |
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| CN1035715A (en) * | 1989-03-03 | 1989-09-20 | 沈阳环境科学研究所技术开发公司 | Boiler smoke dust-removing and desulfurization process and equipment thereof |
| CN1258556A (en) * | 1999-12-01 | 2000-07-05 | 上海交通大学 | Equipment and method to exhaust nitridation waste gas and recover residual ammonia |
| CN101601957A (en) * | 2008-12-23 | 2009-12-16 | 匡优新 | A kind of recycling EGR of acid waste gas of improvement |
| CN102319534A (en) * | 2011-08-25 | 2012-01-18 | 江西金达莱环保研发中心有限公司 | Method for exhaust gas purification |
| CN202962230U (en) * | 2012-12-25 | 2013-06-05 | 李书庆 | Waste gas zero emission water circulating system |
-
2012
- 2012-12-25 CN CN2012105695101A patent/CN102974194A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1035715A (en) * | 1989-03-03 | 1989-09-20 | 沈阳环境科学研究所技术开发公司 | Boiler smoke dust-removing and desulfurization process and equipment thereof |
| CN1258556A (en) * | 1999-12-01 | 2000-07-05 | 上海交通大学 | Equipment and method to exhaust nitridation waste gas and recover residual ammonia |
| CN101601957A (en) * | 2008-12-23 | 2009-12-16 | 匡优新 | A kind of recycling EGR of acid waste gas of improvement |
| CN102319534A (en) * | 2011-08-25 | 2012-01-18 | 江西金达莱环保研发中心有限公司 | Method for exhaust gas purification |
| CN202962230U (en) * | 2012-12-25 | 2013-06-05 | 李书庆 | Waste gas zero emission water circulating system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106563327A (en) * | 2015-10-13 | 2017-04-19 | 孙学孟 | Dust-containing industrial exhaust gas filter |
| CN106563327B (en) * | 2015-10-13 | 2019-01-25 | 孙学孟 | Industrial waste gas filter containing dust |
| CN108421341A (en) * | 2018-05-30 | 2018-08-21 | 靖江市山水环境科技有限公司 | A kind of high efficiency smart dedusting and retracting device |
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