CN101318102A - Apparatus of coal-burning boiler for flue gas desulfurization, denitration, defluorination and dust abatement - Google Patents
Apparatus of coal-burning boiler for flue gas desulfurization, denitration, defluorination and dust abatement Download PDFInfo
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- CN101318102A CN101318102A CNA2007100156626A CN200710015662A CN101318102A CN 101318102 A CN101318102 A CN 101318102A CN A2007100156626 A CNA2007100156626 A CN A2007100156626A CN 200710015662 A CN200710015662 A CN 200710015662A CN 101318102 A CN101318102 A CN 101318102A
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- circulatory pool
- flue gas
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The invention discloses a desulfurizing denitration defluorination dust particle removing device for flue gas in a coal-fired boiler, which comprises a lime water adding device, an automatic control system for catalyst, an automatic filter press and a tank body; the upper part of the tank body is spaced into three reaction chambers and a demisting chamber by a demarcation strip; on the tank body, a flue inlet and a flue outlet are arranged on the tank body; a channel is arranged between the reaction chamber and the demisting chamber; the lower part of the tank body is provided with a reaction fluid storing chamber and a demisting and defluiding chamber; a cycling pump is arranged outside the tank body, and is respectively communicated with nozzles arranged at the top of the reaction chamber by a fluid conveying tube; sewage draining exits are arranged at the lower ends of the reaction liquid storing chamber and the demisting and defluiding chamber; a cycling pool is arranged below the sewage draining exits; a cycling pump is arranged outside the cycling pool and is communicated with the reaction liquid storing chamber and demisting chamber; an oxidation pool is arranged below the cycling pool and is communicated with the filter press; the cycling pump is arranged outside the demisting and defluiding chamber and is communicated with the nozzles arranged above the demisting chamber. The desulfurizing denitration defluorination dust particle removing device can simultaneously desorb four pollutants in flue gas-fume, SO2, NOx and fluoride, and solves the problem that the function is single in the prior art.
Description
Technical field
The invention belongs to boiler smoke and administer the corollary equipment technical field, relate to a kind of fire coal boiler fume purifier, especially relate to a kind of apparatus of coal-burning boiler for flue gas desulfurization, denitration, defluorination and dust abatement.
Background technology
Because coal-fired ature of coal and boiler stove type is different, the unit content of pollutant in flue gas is also therefore different, as flue dust: 9～60g/m
3, SO
2500～9500mg/m
3, NO
x400～2000mg/m
3, HF33～67mg/m
3And sulfur dioxide, nitrogen oxide are the main components that acid rain forms.Acid rain is the major pollutants that influence air quality, can cause that when it is deposited to ground soil compaction, fertility descend, water acidification, disruption of ecological balance, and corrosion building and open-air material cause the tremendous economic loss, destroy the human culture remnants.Flue dust in the fire coal boiler fume, SO
2, NO
x, HF can both directly cause the human respiratory pathology, is multiple Disease Inducement.Animals and plants are also constituted existence threaten, can make livestock, forest, crops morbidity, poisoning, death, often cause the woods material impaired, the underproduction of grain, fruits and vegetables or total crop failure.The industrial discharge that effectively suppresses above-mentioned polluter is people's target of always making great efforts for more than half a century.
At present, flue gases purification, dedusting: mainly contain wet type, mechanical type, filtering type and electrostatic precipitator; Desulfurization: mainly contain wet type limestone-gypsum method, rotary spraying and drying method, in-furnace calcium spraying afterbody humidification method, flue gas circulating fluidized bed, electronic beam method etc.; Denitration: mainly contain wet type lime method, oxidation absorption process, non-selective catalytic reduction, SNCR method etc.; Defluorinate: mainly contain lime defluorinate method, water absorption method, two alkali defluorinate methods etc.Prior art only possesses single remove, and when series connection was used, often material consumption energy consumption was excessive, and operating cost is too high.
Summary of the invention
The purpose of this invention is to provide a kind of function synthesized, equipment investment is lower, operating cost is few, production domesticization degree height, can make full use of the apparatus of coal-burning boiler for flue gas desulfurization, denitration, defluorination and dust abatement of waste gas waste water resource.
To achieve these goals, apparatus of coal-burning boiler for flue gas desulfurization, denitration, defluorination and dust abatement of the present invention has been taked following technical proposals: it comprises and adds limewash device, pH robot control system(RCS), flushing cinder water and towards grey water pipe, boiler blow-off hose nozzle, catalyst automatic control system, automatic pressure filter and tank body; Its main points are that the top of said tank body is spaced apart three reative cells and one by demarcation strip and removes the fog chamber, the boiler smoke import is established on the upper left side of first reative cell, the lower right is provided with the passage that is communicated with second reative cell, the upper right side of second reative cell is provided with the passage that is communicated with the 3rd reative cell, the lower right of the 3rd reative cell is provided with and removes the passage that the fog chamber is communicated with, and the sidewall that removes the fog chamber is provided with exhanst gas outlet; The bottom of tank body is provided with the reaction fluid reservoir corresponding with top and removes fog liquid chamber, tank body is provided with circulating pump outward, pump inlet is communicated with the reaction fluid reservoir, circulating-pump outlet is communicated with respectively with the nozzle that three reactor top are provided with by woven hose, and the reaction fluid reservoir is provided with sewage draining exit with the lower end of removing fog liquid chamber; Be provided with circulatory pool below the sewage draining exit, add limewash device, pH robot control system(RCS), catalyst automatic control system, flushing cinder water and be positioned at the top of circulatory pool towards grey water pipe, boiler blow-off hose nozzle, circulatory pool is provided with circulating pump outward, and outlet of circulating pump is with the reaction fluid reservoir and remove the fog chamber and be communicated with; The circulatory pool below is provided with oxidation pond, is communicated with by slag slurry pipe, and oxidation pond communicates with automatic pressure filter, and the waste water that filter press slagging-off press filtration goes out is sent circulatory pool back to by circulating pump; The said fog liquid chamber's peripheral hardware that removes has circulating pump, is communicated with the nozzle that is arranged on except that the top, fog chamber by pipeline.
Described reaction fluid reservoir is three, and three reative cells with its top are corresponding respectively, is provided with dividing plate between the reaction fluid reservoir, and dividing plate is provided with through hole.
Described circulatory pool is two, and one is the reactant liquor circulatory pool, and another is to remove the spray film circulatory pool, lay respectively at the reaction fluid reservoir and remove fog liquid chamber below.
Described boiler blow-off hose nozzle is positioned at the top except that the spray film circulatory pool.
Dress removes dielectric fluid in the described circulatory pool, by flushing cinder water, form towards institutes such as buck, boiler blowdown water, lime, chlorine dioxide, reducing agent, catalyst, defluorinating agent.
The present invention designs according to following physical and chemical principle, in the process of gas cleaning, accomplishes the treatment of wastes with processes of wastes against one another, makes the best use of everything with certain technological means, is one of effective way of economical environment-protective equipment operating cost.
Under specific physical and chemical condition, the magnesium bicarbonate that magnesia in the flue gas and carbon dioxide reaction are generated participates in desulfurization:
Mg(HCO
3)
2+SO
2→MgSO
3+2CO
2+H
2O
MgSO
3+SO
2+H
2O→Mg(HSO
3)
2
During coal-burning boiler work, there is a certain amount of waste water to discharge, with the power plant is example, steam recycling waste water, Boiler water Feeding System system waste water, condensate polishing system regenerative wastewater, coal measures system waste water, oil system waste water, generating set cooling water, flushing cinder water is often arranged, towards buck, boiler blowdown water etc.
For preventing feed water system of boiler corrosion, often adopted the way of ammonification in the water.The pH value of water must remain on more than 9.0 in the boiler, to prevent internal boiler corrosion; For antiscale, then need drop into soda ash Na in addition
2CO
3Or water place agent such as caustic soda NaOH.Be used as in the sewage when removing dielectric fluid and participating in gas cleaning when it enters, following chemical reaction takes place.
Ammoniacal liquor NH
4OH absorbs SO
2:
2NH
4OH+SO
2→(NH
4)
2SO
3+H
2O
(NH
4)
2SO
3+SO
2+H
2O→2NH
4HSO
3
Ammonium bisulfite NH
4HSO
3Absorption of N O
x:
NO+2NH
4HSO
3→1/2N
2+(NH
4)
2SO
4+SO
2+H
2O
NO
2+4NH
4HSO
3→1/2N
2+2(NH
4)
2SO
4+2SO
2+2H
2O
Sodium carbonate and NaOH absorb SO
2Key reaction:
2Na
2CO
3+SO
2+H
2O→2NaHCO
3+Na
2SO
3
2NaOH+SO
2→Na
2SO
3+H
2O
Sodium carbonate and NaOH absorption of N O
xOverall reaction:
N
2O
3+Na
2CO
3→2NaNO
2+CO
2
2NO
2+Na
2CO
3→NaNO
2+NaNO
3+CO
2
N
2O
3+2NaOH→2NaNO
2+H
2O
2NO
2+2NaOH→NaNO
2+NaNO
3+H
2O
In addition, the reaction of silica in the buck and calcium oxide generates removing SO
2Has highly active calcium silicates: CaO+SiO
2+ XH
2O → CaOSiO
2XH
2O
Silica absorbs hydrogen fluoride and generates ocratation, SiF
4With the final fluosilicate＜Na that generates of the sodium oxide molybdena reaction in buck
2SiF
6.
Actual measurement shows active ingredient desulfurization, nitre, the fluorine that only utilizes in power plant self waste water, generally can remove SO in the flue gas
235～45%, NO
x15～25%, HF20～30%.
When above-mentioned reaction takes place, utilize active ingredient in the waste water and many components of high activity absorbents synergies such as desulfurizing agent lime, denitration oxidant chlorine dioxide, reducing agent and effective catalyst down, following reaction also takes place in gas-solid and liquid-vapor interface:
SO
2+0.5O
2→SO
3 2-
SO
3 2-+0.5O
2→SO
4 2-
Ca
2-+SO
4 2-→CaSO
4
Ca(OH)
2+SO
2→CaSO
3·1/2H
2O
CaSO
3·1/2H
2O+SO
2+1/2H
2O→Ca(HSO
3)
2
ClO
2Oxidation NO
x
5NO+2ClO
2+H
2O→2HCl+5NO
2
5NO
2+ClO
2+3H
2O→HCl+5NO
3
NO+0.5O
2→NO
2
NO
xAbsorption:
4NO
2+2Ca(OH)
2→Ca(NO
2)
2+Ca(NO
3)
2+2H
2O
N
2O
3+Ca(OH)
2→Ca(NO
2)
2+H
2O
Fluoride absorption:
2HF+Ca(OH)
2→CaF
2+2H
2O
3SiF
4+2H
2O→2H
2SiF
6+SiO
2
H
2SiF
6+Ca(OH)
2→CaSiF
6+2H
2O
CaSiF
6+2Ca(OH)
2→3CaF
2+Si(OH)
4
Particle diameter is less than the floating dust of 3um in the flue dust, often there is the big consequently electric precipitation difficulty of resistance to catch, the dedusting of gravity inertial gadget formula is difficult collects, the air film that general wet dust removal has one deck to show as hydrophobicity because of its surface is difficult to the difficult problem that it is wetting. under the present invention removes environment, the high-strength pressure-off of special composition removes dielectric fluid and can rapidly it be broken up in the moment of impacting air film, make floating dust fully wetting, and then obtain higher efficiency of dust collection by water.
In sum, can guarantee that removing in the clarifier of segmentation more than of above every flue gas pollutant is accomplished, and merges into a set of equipment with many smoke eliminators, after taking into full account technology prerequisite and economic efficacy, it all is feasible in practicality and economy aspect.The present invention is a modular organization, can efficiently remove multiple pollutant simultaneously and adapt to more and more strict emission control standards.
Working mechanism of the present invention: each reative cell removes dielectric fluid by flushing cinder water, formed towards buck, boiler blowdown water, desulfurizing agent lime, denitration oxidant chlorine dioxide, reducing agent, defluorinating agent in the device.When boiler smoke enters first reative cell from installing the top, to mix in the same way with the dielectric fluid that removes that sprays down to the top following current by the circulating pump pump, cohesion and the part of finishing many minimum particle diameter flue dust in the short time remove chemical reaction; Rely on the kinetic energy of flue gas stream itself and the negative pressure drive that High-Pressure Water produces, swash at a high speed into removing medium liquid storage district liquid level towards flue gas down, SO takes place under water
2, NO
xThe absorption reaction that comprises oxidation reaction, fluoride.Strong water, air-flow evoke a large amount of foams and water smoke, have prolonged the reaction time of vapor phase contaminants in the water smoke motion process, and increase the collision of dirt, water and hold back.Flue gas through preliminary purification enters second reative cell from the conversion zone bottom, with the top atomizer down spray fill the air the reverse head-on collision of shape droplet, mass transfer area increases makes the gas-liquid full contact, nitrogen oxide is under oxidant, reducing agent, catalyst action, with SO
2, fluoride does further to absorb by removing the dielectric fluid droplet, grit in this also by wetting in a large number, and realize most of sedimentation, flue gas is turned from the conversion zone top and is entered the 3rd reative cell after the two stage treatment, with go up certainly spray absorption liquid down once more the following current impact remove the dielectric fluid liquid level, remain a spot of fine particle and be repeated efficient capture, SO
2, NO
x, the absorbent component in fluoride and the liquid phase continues to take place chemical reaction.Remove the grit and the SO that get off in the flue gas
2, NO
x, fluoride solid chemical compound and be deposited to simultaneously and remove in the medium fluid reservoir as removing in the waste water of dielectric fluid original impurity, enter circulatory pool from the bottom blow-down mouth, leach by filter press after entering the oxidation pond oxidation again.
The present invention compared with prior art has following characteristics:
1, integrated design.A set of equipment substitutes the quadruplet device, and both dust arrester, desulfurizer, denitrification apparatus and defluorinate device removed four kinds of pollutants simultaneously, and investment-saving, province take up an area of, economize operating cost, have particular utility and economy.
2, removal efficiency height.Dedusting 95～99.9%, desulfurization 95～98%, denitration 70～90%, defluorinate 85～95%; Each pollutant emptying concentration: flue dust＜40mg/m
3, SO
2＜300mg/m
3, NO
x＜300mg/m
3, HF＜7mg/m
3, lingemann blackness＜1 grade.
3, waste water recycles non-secondary pollution.Remove that dielectric fluid circulates repeatedly that the back accumulates in the water to the acrid chlorion of equipment, advance the antichlor that many components remove in the dielectric fluid and be combined to harmless sediment by adding, can guarantee to remove the circulation of dielectric fluid safety; Recirculated water does not efflux, and can not generate secondary pollution of water; The whole consumptions of water of system are replenished by waste water such as boiler blowdown waters, and long-time running can be saved a large amount of running water.
4, the absorbent consumption is few.Effective ingredient in the absorption process in the comprehensive utilization waste gas waste water participates in removing of pollutant, has saved the input amount that removes agent; After adding a certain amount of additive in the circulation fluid, finish NO
xClO after the oxidation reaction
2Can be reproduced, remove material consumption and therefore greatly reduce.
5, plant energy consumption is little.The first, the 3rd conversion zone hydrojet has powerful forwards effect along spray to flue gas in the same way, and each reaction segment structure adopts optimal design in addition, makes to remove device operation overall presure drop less than 1500Pa, does not therefore need to set up in addition relay air blower; Device makes full use of the heat energy of boiler waste water, has saved the intensification power consumption of outlet flue gas.
6, adopt the absorption plant of fault-free designing technique, can guarantee to cooperate the operation of generating set long-term safety, line service is primarily aimed at the water pump and the nozzle of auxilliary equipment, need not shut down when maintenance and replacing.
7, single complete equipment removes flue dust in the flue gas, SO simultaneously
2, NO
x, four kinds of pollutants of fluoride, the problem that does not have catalyst poisoning, inactivation or descend with the growth catalytic capability of service time.
8, it is strong flue gas condition to be changed adaptability, can bear 130～195 ℃ of scopes of cigarette temperature, and exhaust gas volumn is regulated than 50～100%.
9, absorbent system such as feed intake adopts the automation configuration, reduces human input and maloperation.
Description of drawings
Accompanying drawing is a structural representation of the present invention.
The specific embodiment
Among the figure 4, be the flue gas trend, 15 are the demist dielectric fluid, 17 is the reative cell dielectric fluid, and with reference to the accompanying drawings, it comprises and adds limewash device 23, pH robot control system(RCS) 19, flushing cinder water and towards grey water pipe 21, boiler blow-off hose nozzle 22, catalyst automatic control system 20 and tank body; It also is provided with automatic pressure filter 26, the top of tank body is spaced apart 1,8,9 and one of three reative cells by demarcation strip 27 and removes fog chamber 12, boiler smoke import 3 is established on the upper left side of first reative cell 1, the lower right is provided with the passage that is communicated with second reative cell 8, the upper right side of second reative cell 8 is provided with the passage that is communicated with the 3rd reative cell 9, the lower right of the 3rd reative cell 9 is provided with and removes the passage that fog chamber 12 is communicated with, and the sidewall that removes fog chamber 12 is provided with exhanst gas outlet 11; The bottom of tank body is provided with the reaction fluid reservoir 16 corresponding with top and removes fog liquid chamber 14, tank body is provided with circulating pump 6 outward, circulating pump 6 imports are communicated with reaction fluid reservoir 16, the nozzle 2,7,2 that circulating pump 6 outlets are provided with by woven hose 5 and three reactor top is communicated with respectively, and reaction fluid reservoir 16 is provided with sewage draining exit 18 with the lower end of removing fog liquid chamber 14; Be provided with reactant liquor circulatory pool 24 below the sewage draining exit 18 and remove spray film circulatory pool 25, add limewash device 23, pH robot control system(RCS) 19, catalyst automatic control system 20, flushing cinder water and be positioned at the top of circulatory pool 24 towards grey water pipe 21, PH robot control system(RCS) 19, boiler blow-off hose nozzle 22 are positioned at the top except that spray film circulatory pool 25, the circulatory pool 24 outer circulating pumps 6 that are provided with, the outlet of circulating pump 6 is communicated with reaction fluid reservoir 16; Circulatory pool 24, the below of removing spray film circulatory pool 25 are provided with oxidation pond 30, are communicated with by slag slurry pipe 29, and oxidation pond 30 communicates with automatic pressure filter 26, and filter press 26 waste water that press filtrations go out that removes the gred is sent circulatory pool 24 back to by circulating pump 6; Except that fog liquid chamber 14, be provided with circulating pump 6, be communicated with the nozzle 10 that is arranged on except that 12 tops, fog chamber by pipeline 5.
Described reaction fluid reservoir 16 is three, and three reative cells with its top are corresponding respectively, is provided with dividing plate 28 between the reaction fluid reservoir, and dividing plate 28 is provided with through hole 13.
Dress removes dielectric fluid in the circulatory pool, by flushing cinder water, form towards institutes such as buck, boiler blowdown water, lime, chlorine dioxide, reducing agent, catalyst, defluorinating agent.Remove flue dust, SO in the dielectric fluid absorption flue gas
2, NO
x, four kinds of pollutants of fluoride reaction condition be 20～95 ℃, wherein reaction chamber temperature is 30～60 ℃, removes 80～85 ℃ of fog chambers, between the pH value 5～6.The initial temperature of flue gas is 130～190 ℃, under normal temperature absorption liquid reaction environment bigger temperature drop is arranged.The sewer that this device is introduced 90～100 ℃ of water temperatures removes the additional liquid of medium and removes fog chamber's intensification water, even be in the winter of extremely frigid zones, generally also can maintain 70～80 ℃ of outlet cigarette temperature; In the system automatic heat riser can be housed, the cigarette temperature will start when not enough voluntarily, to prevent dewing corrosion pipeline and blower fan.The pH value that removes dielectric fluid utilizes the basicity in the waste water to be regulated, and the pH value control system will add limewash automatically when low excessively.
Claims (4)
1, a kind of apparatus of coal-burning boiler for flue gas desulfurization, denitration, defluorination and dust abatement, it comprises and adds limewash device, PH robot control system(RCS), flushing cinder water and towards grey water pipe, boiler blow-off hose nozzle, catalyst automatic control system, automatic pressure filter and tank body; The top that it is characterized in that said tank body is spaced apart three reative cells and one by demarcation strip and removes the fog chamber, the boiler smoke import is established on the upper left side of first reative cell, the lower right is provided with the passage that is communicated with second reative cell, the upper right side of second reative cell is provided with the passage that is communicated with the 3rd reative cell, the lower right of the 3rd reative cell is provided with and removes the passage that the fog chamber is communicated with, and the sidewall that removes the fog chamber is provided with exhanst gas outlet; The bottom of tank body is provided with the reaction fluid reservoir corresponding with top and removes fog liquid chamber, tank body is provided with circulating pump outward, pump inlet is communicated with the reaction fluid reservoir, circulating-pump outlet is communicated with respectively with the nozzle that three reactor top are provided with by woven hose, and the reaction fluid reservoir is provided with sewage draining exit with the lower end of removing fog liquid chamber; Be provided with circulatory pool below the sewage draining exit, add limewash device, PH robot control system(RCS), catalyst automatic control system, flushing cinder water and be positioned at the top of circulatory pool towards grey water pipe, boiler blow-off hose nozzle, circulatory pool is provided with circulating pump outward, and outlet of circulating pump is with the reaction fluid reservoir and remove the fog chamber and be communicated with; The circulatory pool below is provided with oxidation pond, is communicated with by slag slurry pipe, and oxidation pond communicates with automatic pressure filter, and the waste water that filter press slagging-off press filtration goes out is sent circulatory pool back to by circulating pump; The said fog liquid chamber's peripheral hardware that removes has circulating pump, is communicated with the nozzle that is arranged on except that the top, fog chamber by pipeline.
2, apparatus of coal-burning boiler for flue gas desulfurization, denitration, defluorination and dust abatement according to claim 1 is characterized in that described reaction fluid reservoir is three, and three reative cells with its top are corresponding respectively, is provided with dividing plate between the reaction fluid reservoir, and dividing plate is provided with through hole.
3, apparatus of coal-burning boiler for flue gas desulfurization, denitration, defluorination and dust abatement according to claim 1 is characterized in that described circulatory pool is two, and one is the reactant liquor circulatory pool, and another is to remove the spray film circulatory pool, lay respectively at the reaction fluid reservoir and remove fog liquid chamber below.
4, apparatus of coal-burning boiler for flue gas desulfurization, denitration, defluorination and dust abatement according to claim 1 is characterized in that described boiler blow-off hose nozzle is positioned at the top except that the spray film circulatory pool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100156626A CN101318102A (en) | 2007-06-04 | 2007-06-04 | Apparatus of coal-burning boiler for flue gas desulfurization, denitration, defluorination and dust abatement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100156626A CN101318102A (en) | 2007-06-04 | 2007-06-04 | Apparatus of coal-burning boiler for flue gas desulfurization, denitration, defluorination and dust abatement |
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| Publication Number | Publication Date |
|---|---|
| CN101318102A true CN101318102A (en) | 2008-12-10 |
Family
ID=40178524
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|---|---|---|---|
| CNA2007100156626A Pending CN101318102A (en) | 2007-06-04 | 2007-06-04 | Apparatus of coal-burning boiler for flue gas desulfurization, denitration, defluorination and dust abatement |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102886187A (en) * | 2012-10-24 | 2013-01-23 | 无锡市通和工机有限公司 | Flue dust remover |
| CN104258663A (en) * | 2014-10-10 | 2015-01-07 | 河海大学 | Automatic controller for atomizing vapor treatment of waste gas PM2.5 |
| CN104405478A (en) * | 2014-10-10 | 2015-03-11 | 河海大学 | Purification automatic-control treatment device for PM2.5 in automobile exhaust |
| CN104841271A (en) * | 2015-05-27 | 2015-08-19 | 山东应天节能环保科技有限公司 | Desulfurization and denitrification automatic control system |
| CN108786345A (en) * | 2018-06-05 | 2018-11-13 | 胡自然 | A kind of industrial waste gas processing method |
| CN109621646A (en) * | 2019-01-31 | 2019-04-16 | 王脯胜 | A kind of kiln gas defluorinate desulfurization and dust-removal method and equipment |
-
2007
- 2007-06-04 CN CNA2007100156626A patent/CN101318102A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102886187A (en) * | 2012-10-24 | 2013-01-23 | 无锡市通和工机有限公司 | Flue dust remover |
| CN104258663A (en) * | 2014-10-10 | 2015-01-07 | 河海大学 | Automatic controller for atomizing vapor treatment of waste gas PM2.5 |
| CN104405478A (en) * | 2014-10-10 | 2015-03-11 | 河海大学 | Purification automatic-control treatment device for PM2.5 in automobile exhaust |
| CN104258663B (en) * | 2014-10-10 | 2016-08-17 | 河海大学 | A kind of atomized steam processes the automaton of waste gas PM2.5 |
| CN104405478B (en) * | 2014-10-10 | 2017-05-31 | 河海大学 | A kind of vehicle exhaust PM2.5 purifies automatic disposing device |
| CN104841271A (en) * | 2015-05-27 | 2015-08-19 | 山东应天节能环保科技有限公司 | Desulfurization and denitrification automatic control system |
| CN108786345A (en) * | 2018-06-05 | 2018-11-13 | 胡自然 | A kind of industrial waste gas processing method |
| CN108786345B (en) * | 2018-06-05 | 2021-02-09 | 盛大环保有限公司 | Industrial waste gas treatment method |
| CN109621646A (en) * | 2019-01-31 | 2019-04-16 | 王脯胜 | A kind of kiln gas defluorinate desulfurization and dust-removal method and equipment |
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