CN102688644A - Dedusting, desulfurization and denitrification environment-friendly chimney - Google Patents
Dedusting, desulfurization and denitrification environment-friendly chimney Download PDFInfo
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- CN102688644A CN102688644A CN2012100415890A CN201210041589A CN102688644A CN 102688644 A CN102688644 A CN 102688644A CN 2012100415890 A CN2012100415890 A CN 2012100415890A CN 201210041589 A CN201210041589 A CN 201210041589A CN 102688644 A CN102688644 A CN 102688644A
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Abstract
The invention discloses a dedusting, desulfurization and denitrification environment-friendly chimney, and belongs to the field of environment friendliness, and a flue gas purifying device is provided for coal burning flue gas. The environment-friendly chimney is characterized in that the upper part of a spraying tower (1) is connected with a wet-process static electricity tower (2) in series, and the lower part of the spraying tower (1) is connected with a concentrated and oxide tower (5) in series; the upper part of the wet-process static electricity tower (2) is connected with a warming tower (3) in series; the upper part of the warming tower (3) is connected with a catalytic tower (4) in series; the spraying tower (1) is internally provided with a spraying system (6); the upper part of the concentrated and oxide tower (5) is provided with a concentration tank (7), and the bottom of the concentrated and oxide tower (5) is provided with a circulating tank (12); the bottom outlet of the concentration tank (7) is provided with an packing auger or a dehydration machine (10); the upper surface of the circulating tank (12) is provided with a circulating pump (13), a mill system (14), a transport vehicle (11) and a stirring machine (15); and the outer wall of the concentrated and oxide tower (5) is provided with an overflow oxidation wall (8), an overflow layer (9) and an inclined hole (16).
Description
Dedusting, desulfurization, denitration Environment protection chimney are to belong to the environmental protection field, and a kind of equipment of purification is provided to flue gas
At present both at home and abroad flue gas ash removal, desulfurization, denitration device all are the cascaded structures of the autonomous system that is arranged in parallel on ground.Taking up an area of the ground that is flowing in big, spray liquid is connected in series with a plurality of pumps.Power consumption is high, investment is big.The present invention does not exist together with general cleaning equipment maximum;
1, dedusting, desulfurization, denitration Environment protection chimney are vertical vertical circle, polygons, and the tandem junction structure is different from present plane tandem junction structure
2, tower peripheral hardware oxidation pond is originally in the oxidation of spray liquid, advances oxidation pond oxidation sulfur dioxide secondary pollutant with air blast drum air.The present invention be with spray liquid concentrate, oxidizing tower outer wall vertical overflow (gravity flow) ingress of air completion oxidation.
3, smoke catalytic is originally with nitrogen oxide in the catalyst flue gas.The present invention is with catalysis original paper nitrogen oxide in the multitube parallel intensification dry type catalysis flue gas in catalytic tower (4)
4, smoke-gas wet desulfurization is originally that secondary pollutant and the soot dust granule of carrying sulfur dioxide secretly directly discharge.
The present invention will be originally that with the wet electrostatic device secondary pollutant and the soot dust granule of the sulfur dioxide of carrying secretly separate the back discharging near 100% after the wet desulphurization again
5, the originally circulatory pool of spray liquid, slurrying pond, concentration basin, oxidation pond autonomous device outside spray column.
The present invention is that circulatory pool, system spray liquid pool, concentration basin and in concentration tower, vertically are connected in series, the purpose of discarded oxidation pond dust-removal and desulfurizing denitration Environment protection chimney;
With harmful pollutant; Solid soot dust granule, harmful liquid mist, gas SO
2, nitrogen oxide separates near 100%.Discharging water white transparency saturated flue gas.
The embodiment of dust-removal and desulfurizing denitration Environment protection chimney;
Dust-removal and desulfurizing denitration Environment protection chimney is to go up serial connection wet electrostatic tower (2) by spray column (1), and following serial connection concentrates, oxidizing tower (5)
Wet electrostatic tower (2) is gone up serial connection intensification tower (3), and intensification tower (3) is gone up serial connection catalytic tower (4)
Establish spray system (6) in the spray column (1)
Concentrate, establish concentration basin (7) on the oxidizing tower (5), bottom cycle pond (12),
Concentration basin (7) outlet at bottom is established auger or dewaterer (10)
Establish circulating pump (13), grinder system (14) on the circulatory pool (12), transport vehicle (11), mixer (15) concentrates, oxidizing tower (5) outer wall is an overflow oxidation wall (8), and overflow layer (9) constitutes.
The circulating pump (13) of small-sized dust-removal and desulfurizing denitration Environment protection chimney, grinder system (14), transport vehicle (11), mixer (15) can be arranged in the chimney outside
Concentration basin (7) outlet at bottom is established auger or dewaterer (10)
Angling hole (16) is established on concentration basin (7) top, overflow layer (9), and low in inclined hole (16) tower, tower is outer high
Dust-removal and desulfurizing denitration Environment protection chimney is vertical vertical circle, polygon
Catalytic tower (4) is the multitube parallel structure
Concentrated, oxidizing tower (5) outer wall is that chute is established in overflow oxidation wall (8) bottom,
Description of drawings;
Figure of description Fig. 1, dust-removal and desulfurizing denitration Environment protection chimney
Spray column (1) top serial connection wet electrostatic tower (2), the bottom serial connection concentrates, oxidizing tower (5)
Wet electrostatic tower (2) top serial connection intensification tower (3), intensification tower (3) top serial connection catalytic tower (4)
Establish spray system (6) in the spray column (1)
Concentration basin (7) is established on concentrated, oxidizing tower (5) top, and bottom cycle pond (12),
Concentration basin (7) outlet at bottom is established auger or dewaterer (10)
Establish circulating pump (13), grinder system (14) above the circulatory pool (12), transport vehicle (11),
Mixer (15)
Concentrated, oxidizing tower (5) outer wall is an overflow oxidation wall (8), overflow layer (9), inclined hole (16)
Establish circulating pump (13), grinder system (14) above the circulatory pool (12) of small-sized dust-removal and desulfurizing denitration Environment protection chimney, transport vehicle (11), mixer (15) can be arranged in the chimney outside
That establish on concentration basin (7) top is low in inclination spout hole (16) tower, tower is outer high
Fine rule → flue gas flow direction a heading
Fine rule → flue gas flow direction b go out to
Thick line → overflow layer (9) flows to
Figure of abstract Fig. 1, dust-removal and desulfurizing denitration Environment protection chimney
Case 1; Medium; Coal-fired flue-gas
Flue gas advances spray column (1), in spray column (1) with the vaporific spray flue gas of spray system (6).
Flue gas behind the spray becomes vaporific flue gas; Rise and advance wet electrostatic tower (2) in wet electrostatic tower (2), the liquid of the various particle diameters that suspend in the vaporific flue gas, solid particle are adsorbed pole plate 100% absorption, converge, increase the bulky grain of hundred times; Under the gravity effect, concentration basin (7) is advanced in vertical landing
Water white transparency saturated flue gas behind the static rises from wet electrostatic device (2) outlet and advances to heat up tower (3), intensification tower (3) in, becomes the unsaturated transparent flue gas into catalytic tower (4) that rises after the flue gas intensification,
Flue gas is warmed up to catalytic temperature again in catalytic tower (4), and the nitrogen oxide catalysis in the flue gas goes out oxygen and nitrogen, is mixed into flue gas and advances atmosphere from the outlet discharging.Flue gas is water white transparency, undersaturated condition.
In spray column (1), advance concentration basin (7) concentrated, oxidizing tower (5) top with the liquid vertical landing of the vaporific spray of spray system (6)
Spray liquid solid particles sediment in concentration basin (7) arrives at the bottom of the pond, and concentration basin (7) outlet at bottom is advanced in landing, advances auger or dewaterer (10) discharging and advances transport vehicle (11) discharging.
Spray liquid is clarified in concentration basin (7) from upper angled hole (16) and is overflowed to exterior wall concentrated, oxidizing tower (5), and vertical current arrives the chute of bottom down again.Overflow layer (9) ingress of air is accomplished the oxidation and the heat exchange of spray liquid.Generate 2 water gypsum particles, reduce water outlet simultaneously, with overflow layer (9) vertical current influent stream groove.
Slurry is crossed the circulatory pool (12) that open-work advances the tower inner bottom part in the chute
The circulatory pool (12) of bottom is advanced in the desulfurizing agent slurry discharging that grinder system (14) above the circulatory pool (12) will grind
Mixer (15) above the circulatory pool (12) stirs the desulfurizing agent slurry that grinder system (14) grinds in circulatory pool (12).
Spray liquid after circulating pump (13) above the circulatory pool (12) will stir boosts in the spray column (1), with the vaporific spray flue gas of spray system (6).
Claims (6)
1. dust-removal and desulfurizing denitration Environment protection chimney is to go up serial connection wet electrostatic tower (2) by spray column (1), and following serial connection concentrates, oxidizing tower (5) constitutes,
Wet electrostatic tower (2) is gone up serial connection intensification tower (3), and intensification tower (3) is gone up serial connection catalytic tower (4)
Establish spray system (6) in the spray column (1)
Concentrate, establish concentration basin (7) on the oxidizing tower (5), bottom cycle pond (12),
Concentration basin (7) outlet at bottom is established auger or dewaterer (10)
Establish circulating pump (13), grinder system (14) on the circulatory pool (12), transport vehicle (11), mixer (15) concentrates, oxidizing tower (5) outer wall is an overflow oxidation wall (8), and overflow layer (9) constitutes.
The circulating pump (13) of small-sized dust-removal and desulfurizing denitration Environment protection chimney, grinder system (14), transport vehicle (11), mixer (15) can be arranged in the chimney outside
Concentration basin (7) outlet at bottom is established auger or dewaterer (10)
Angling hole (16) is established on concentration basin (7) top, overflow layer (9), and low in inclined hole (16) tower, tower is outer high
Dust-removal and desulfurizing denitration Environment protection chimney is vertical vertical circle, polygon
Catalytic tower (4) is the multitube parallel structure
Concentrated, oxidizing tower (5) outer wall is that chute is established in overflow oxidation wall (8) bottom.
2. according to said its characteristic of dust-removal and desulfurizing denitration Environment protection chimney claim 1;
Dust-removal and desulfurizing denitration Environment protection chimney is vertical vertical circle, polygon.
3. according to said its characteristic of dust-removal and desulfurizing denitration Environment protection chimney claim 1;
Spray column (1) is gone up serial connection wet electrostatic tower (2), and following serial connection concentrates, oxidizing tower (5)
Wet electrostatic tower (2) is gone up serial connection intensification tower (3), and intensification tower (3) is gone up serial connection catalytic tower (4).
4. according to said its characteristic of dust-removal and desulfurizing denitration Environment protection chimney claim 1;
Concentrated, oxidizing tower (5) outer wall is an overflow oxidation wall (8).
5. according to said its characteristic of dust-removal and desulfurizing denitration Environment protection chimney claim 1;
Inclined hole (16) is established on concentration basin (7) top, low, outer height in overflow layer (9) inclined hole (16).
6. according to said its characteristic of dust-removal and desulfurizing denitration Environment protection chimney claim 1;
Catalytic tower (4) is the multitube parallel structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100415890A CN102688644A (en) | 2012-02-23 | 2012-02-23 | Dedusting, desulfurization and denitrification environment-friendly chimney |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100415890A CN102688644A (en) | 2012-02-23 | 2012-02-23 | Dedusting, desulfurization and denitrification environment-friendly chimney |
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| CN102688644A true CN102688644A (en) | 2012-09-26 |
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| CN2012100415890A Pending CN102688644A (en) | 2012-02-23 | 2012-02-23 | Dedusting, desulfurization and denitrification environment-friendly chimney |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103263839A (en) * | 2013-05-22 | 2013-08-28 | 庄建中 | Environment-friendly Coal-fired flue gas dedusting, desulfurizing and denitrifying chimney |
| CN104607038A (en) * | 2015-01-20 | 2015-05-13 | 山东环冠科技有限公司 | Dedusting and denitrification integrated equipment and production technology of component of dedusting and denitrification integrated equipment |
| CN105688590A (en) * | 2016-04-19 | 2016-06-22 | 庄建中 | Purifying equipment and purifying process for refuse combustion smoke |
| CN106064016A (en) * | 2016-08-08 | 2016-11-02 | 辽宁信威环保科技有限公司 | The ultra-clean dust removal integrated plant of exhuast gas desulfurization denitration |
| CN107648965A (en) * | 2016-07-25 | 2018-02-02 | 庄建中 | The smoke comprehensive purifying technique and equipment of a kind of combustion refuse |
| CN110394043A (en) * | 2019-07-29 | 2019-11-01 | 庄建中 | A kind of flue gas and desulfurizing and denitrifying dedusting demister and technology |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001036069A1 (en) * | 1999-11-19 | 2001-05-25 | Marsulex Environmental Technologies, Llc | Process and apparatus for the reclamation of calcium sulfite produced by a flue gas desulfurization system |
| CN1951543A (en) * | 2005-10-19 | 2007-04-25 | 中国石油化工股份有限公司 | Coal burning flue gas desulfurization method and device |
| CN101721901A (en) * | 2010-01-05 | 2010-06-09 | 天津理工大学 | Flue gas desulfurization and denitration purifying device in chimney of horizontal flue |
-
2012
- 2012-02-23 CN CN2012100415890A patent/CN102688644A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001036069A1 (en) * | 1999-11-19 | 2001-05-25 | Marsulex Environmental Technologies, Llc | Process and apparatus for the reclamation of calcium sulfite produced by a flue gas desulfurization system |
| CN1951543A (en) * | 2005-10-19 | 2007-04-25 | 中国石油化工股份有限公司 | Coal burning flue gas desulfurization method and device |
| CN101721901A (en) * | 2010-01-05 | 2010-06-09 | 天津理工大学 | Flue gas desulfurization and denitration purifying device in chimney of horizontal flue |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103263839A (en) * | 2013-05-22 | 2013-08-28 | 庄建中 | Environment-friendly Coal-fired flue gas dedusting, desulfurizing and denitrifying chimney |
| CN104607038A (en) * | 2015-01-20 | 2015-05-13 | 山东环冠科技有限公司 | Dedusting and denitrification integrated equipment and production technology of component of dedusting and denitrification integrated equipment |
| CN105688590A (en) * | 2016-04-19 | 2016-06-22 | 庄建中 | Purifying equipment and purifying process for refuse combustion smoke |
| CN105688590B (en) * | 2016-04-19 | 2018-01-30 | 庄建中 | Combustion refuse flue gas purifying equipment and purification technique |
| CN107648965A (en) * | 2016-07-25 | 2018-02-02 | 庄建中 | The smoke comprehensive purifying technique and equipment of a kind of combustion refuse |
| CN106064016A (en) * | 2016-08-08 | 2016-11-02 | 辽宁信威环保科技有限公司 | The ultra-clean dust removal integrated plant of exhuast gas desulfurization denitration |
| CN110394043A (en) * | 2019-07-29 | 2019-11-01 | 庄建中 | A kind of flue gas and desulfurizing and denitrifying dedusting demister and technology |
| CN110394043B (en) * | 2019-07-29 | 2022-03-25 | 庄建中 | Device and method for simultaneously desulfurizing, denitrating, dedusting and demisting flue gas |
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Application publication date: 20120926 |