CN105935548A - High efficiency desulfurization and dust removal integrated device - Google Patents
High efficiency desulfurization and dust removal integrated device Download PDFInfo
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- CN105935548A CN105935548A CN201610391277.0A CN201610391277A CN105935548A CN 105935548 A CN105935548 A CN 105935548A CN 201610391277 A CN201610391277 A CN 201610391277A CN 105935548 A CN105935548 A CN 105935548A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
- B01D53/502—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound characterised by a specific solution or suspension
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/017—Combinations of electrostatic separation with other processes, not otherwise provided for
- B03C3/0175—Amassing particles by electric fields, e.g. agglomeration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/36—Controlling flow of gases or vapour
- B03C3/361—Controlling flow of gases or vapour by static mechanical means, e.g. deflector
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/40—Electrode constructions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
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- Environmental & Geological Engineering (AREA)
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- Chemical Kinetics & Catalysis (AREA)
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Abstract
The invention provides a high efficiency desulfurization and dust removal integrated device, which comprises: a slurry pool section, a spray section, an absorption section, a deep purification section and a chimney section from bottom up in order. The slurry pool section is located at the bottom of a desulfurization absorption tower to store lime slurry, and a flue gas inlet is disposed between the slurry pool section and the spray section; the spray section is used for spraying lime slurry to reduce the temperature of sulfur-containing flue gas and complete primary desulfurization; the absorption section is used for ultimate desulfurization, the sulfur-containing flue gas treated by the spray section rotates at a high speed in the absorption section to fully mix with the lime slurry in the sulfur-containing flue gas so as to realize ultimate desulfurization; the deep purification section is used for purifying dust particles in the flue gas treated by the absorption section; and the chimney section is used for discharging the flue gas purified by the deep purification section, and the chimney involved in the chimney section is a glass fiber reinforced plastic chimney; wherein, the sulfur content of the ultimate desulfurization treatment is greater than that of the primary desulfurization treatment. The device provided by the invention has the advantages of compact structure, space saving and low cost.
Description
Technical field
The invention belongs to technical field of desulfurization, particularly to a kind of efficient desulfurizing and dust collecting integrated apparatus.
Background technology
Along with environmental conservation is increasingly paid attention to by height in the whole world, to the SO in air2The discharge capacity of (sulfur dioxide) and the content of particulate matter have carried out strictly discharge standard, the GB 3095-2012 " ambient air quality " such as gone into effect from 1 day January in 2016.In order to make content of sulfur dioxide in flue gas and dustiness meet discharge standard, flue gas is generally first delivered to spray absorber by prior art, in tower, flue gas is used wet desulphurization, flue gas after desulfurization is delivered to cleaner unit through flue, purified dedusting in cleaner unit, then in chimney drains into air.
During realizing the present invention, inventor finds that prior art there is problems in that
Spray absorber, cleaner unit and chimney scattering device, floor space is big, and cost is high.
Summary of the invention
In order to solve the problems of the prior art, the invention provides a kind of efficient desulfurizing and dust collecting integrated apparatus, it includes the most successively: slurry pool section, spray section, absorber portion, deep purifying section and chimney segment；Described slurry pool section is used for storing lime slurry, is provided with smoke inlet between described slurry pool section and described spray section；Described spray section is used for spraying lime slurry to reduce sulfur-containing smoke gas temperature and to complete primary desulfurization；Described absorber portion be used for ultimate desulfurization, through described spray section process after sulfur-containing smoke gas in described absorber portion high speed rotating to be sufficiently mixed with the lime slurry in sulfur-containing smoke gas, it is achieved ultimate desulfurization；Described deep purifying section is for purifying the grit in the flue gas after described absorber portion processes；Described chimney segment is for discharging the flue gas after described deep purifying section purifies, and the chimney of described chimney segment is fiber glass reinforced plastic chimney；Wherein, the desulfurization amount of described ultimate desulfurization is more than the desulfurization amount of described primary desulfurization.
In efficient desulfurizing and dust collecting integrated apparatus as above, it is preferable that described fiber glass reinforced plastic chimney includes the most successively: straight mouth section and flared section, the bottom internal diameter of described flared section is more than the top internal diameter of described flared section.
In efficient desulfurizing and dust collecting integrated apparatus as above, it is preferable that described chimney segment also includes: chimney support and the device that only shakes；Described chimney support is arranged at the outer circumferential of described fiber glass reinforced plastic chimney, and is fixed in described deep purifying section；The described device that only shakes is between described chimney support and described fiber glass reinforced plastic chimney, for described fiber glass reinforced plastic chimney is fixed on described chimney support.
In efficient desulfurizing and dust collecting integrated apparatus as above, it is preferable that arrange annular girder on the top of described deep purifying section, the bottom of described chimney support is fixed on described annular girder.
In efficient desulfurizing and dust collecting integrated apparatus as above, it is preferable that described deep purifying section includes the most successively: all stratification of wind, dedusting layer and air exhaust passages；The air-flow that described equal stratification of wind is formed for the wind speed and uniform described flue gas after described absorber portion processes reducing the flue gas after described absorber portion processes；Described dedusting layer is the high voltage electric field dedusting layer utilizing high voltage electric field dedusting；The end of described air exhaust passage connects by being bonded and sealed with the bottom of described fiber glass reinforced plastic chimney.
In efficient desulfurizing and dust collecting integrated apparatus as above, it is preferable that described dedusting layer includes: housing, multiple discharge electrode, multiple dust collecting electrode and flushing water pipe network；Multiple described discharge electrodes and multiple described dust collecting electrode are vertically arranged, described discharge electrode is strip, is connected with high-voltage direct current power grid, and described dust collecting electrode is cellular, are connected with the earth, and each described discharge electrode outer circumferential is arranged with described dust collecting electrode；Described flushing water pipe network is positioned at described discharge electrode and the top of described dust collecting electrode, and discharge electrode and the surface of described dust collecting electrode described in the nozzle alignment of described flushing water pipe network；Accommodating multiple discharge electrode, multiple dust collecting electrode, flushing water pipe network in described housing, the bottom of described housing connects with described absorber portion.
In efficient desulfurizing and dust collecting integrated apparatus as above, it is preferable that described air exhaust passage is from top to bottom divided into: total air exhaust passage and a plurality of air exhaust passage；A plurality of air exhaust passage is vertically sequentially distributed, the connection corresponding with the hollow space of each described dust collecting electrode of the hollow space of an air exhaust passage described in every；The hollow space of described total air exhaust passage connects with the hollow space of a plurality of described air exhaust passage.
In efficient desulfurizing and dust collecting integrated apparatus as above, it is preferable that the tower wall of described equal stratification of wind is cone-shaped, the top internal diameter of the tower wall of described equal stratification of wind is more than the bottom internal diameter of described equal stratification of wind, and the bottom of described equal stratification of wind is connected with described absorber portion.
In efficient desulfurizing and dust collecting integrated apparatus as above, it is preferable that described absorber portion includes: eddy flow sublayer and except mist layer；Multiple eddy flow are arranged on the whole transverse section of described absorber portion to form described eddy flow sublayer, for making the sulfur-containing smoke gas high speed rotating after described spray section processes and making sulfur-containing smoke gas fully react with the lime stone slurry in sulfur-containing smoke gas；Described it is placed on above described eddy flow sublayer except mist.
In efficient desulfurizing and dust collecting integrated apparatus as above, it is preferable that the tower wall material of described absorber portion is carbon steel.
The technical scheme that the embodiment of the present invention provides has the benefit that
High financial profit:
1, construction costs is greatly reduced.Owing to using Integrated design theory, this device incorporates absorption tower (i.e. the general designation of slurry pool section, spray section and absorber portion), purifier (i.e. deep purifying section), smoke discharging device (i.e. chimney segment), make this apparatus structure compact, soil can be saved, green coverage can be expanded with the soil saved, improving environment, civil engineering, flue etc. reduce the most accordingly simultaneously.
2, the chimney of smoke discharging device uses fiberglass to make.Fiberglass density is between 1.5～1.8g/cm3Between, steel density 7.8g/cm3, make identical product, the product using fiberglass to make, material weight is significantly less than steel weight.Meanwhile, fiber glass reinforced plastic chimney supporting part (deep purifying section top) also can reduce accordingly.Steel constructions etc. reduce accordingly, reduce construction costs.
3, the product after desulfurization, can produce the building material products such as Gypsum Fibrosum, produces certain economic benefit.
Social benefit is good:
Flue gas after this device processes reaches qualified discharge, protects environment, benefits the society.
Accompanying drawing explanation
The structural representation of a kind of efficient desulfurizing and dust collecting integrated apparatus that Fig. 1 provides for the embodiment of the present invention；
Wherein, in figure, symbol description is as follows:
1 slurry pool section, 2 spray section, 3 absorber portions, 31 eddy flow sublayers, 32 except mist layer, 42 equal stratification of winds, 43 dedusting layers, 44 air exhaust passages, 431 discharge electrodes, 432 dust collecting electrode, 433 flushing water pipe networks, 441 air exhaust passages, 442 total air exhaust passages, 5 chimney segments, 51 fiber glass reinforced plastic chimneys, 511 straight mouth sections, 512 flared section, 52 chimney supports, 53 annular girders, 54 only shake device, 10 smoke inlets, 11 high-voltage direct current power grids.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, embodiment of the present invention is described further in detail.
See Fig. 1, embodiments provide efficient desulfurizing and dust collecting integrated apparatus, it includes the most successively: slurry pool section 1, spray section 2, absorber portion 3, deep purifying section and chimney segment 5, i.e. flue gas flows through spray section 2, absorber portion 3, deep purifying section and chimney segment 5 when rising successively.Smoke inlet 10 be positioned at slurry pool section 1 with on the tower wall of spray section 2 intersection, be the sulfur-containing smoke gas entrance that enters this high-efficiency desulfurization integrated apparatus.Slurry pool section 1 is positioned at the bottom of this device, is used for storing lime slurry.Spray section 2 is used for spraying lime slurry, spray piping it is disposed with in it, lime slurry is sprayed by the nozzle on spray piping, flow direction is changed after the sulfur-containing smoke gas of smoke inlet 10 entrance runs into the deflector being arranged between slurry pool section 1 and spray section 2, flow up, contact with the lime slurry of spray section 2 ejection, reaction, owing to now sulfur-containing smoke gas temperature is higher, the steam in lime slurry can be taken away during contact, the lime slurry constituent that spray section 1 is sprayed out changes, therefore the sulfur dioxide in sulfur-containing smoke gas is absorbed, sulfur trioxide effect is poor, the fraction sulfur in flue gas can only be absorbed, complete primary desulfurization, also reduce the temperature of sulfur-containing smoke gas simultaneously.Absorber portion 3 makes its interior sulfur-containing smoke gas high speed rotating of entrance, sulfur-containing smoke gas after high speed rotating can be sufficiently mixed to realize fully reaction with the lime slurry in sulfur-containing smoke gas, and then substantial amounts of sulfur dioxide, sulfur trioxide can be absorbed, thus realizing ultimate desulfurization, the desulfurization amount of ultimate desulfurization is more than the desulfurization amount of primary desulfurization.Deep purifying section is for purifying the grit in the flue gas after absorber portion 3 processes to reduce the content of grit in discharge flue gas.Chimney segment 5 by through deep purifying section purify after flue gas drain in air, its air inlet connects with the air exhaust passage of deep purifying section, the chimney of chimney segment 5 be the material of fiber glass reinforced plastic chimney 51, i.e. chimney be fiberglass.Owing to fiberglass density is between 1.5～1.8g/cm3Between, and steel density is 7.8g/cm3, therefore use the weight of the chimney of fiberglass making to be significantly less than the weight of the chimney using steel to make, it is easy to accomplish to be placed in by chimney on deep purifying section.
The embodiment of the present invention by combining formation high-efficiency desulfurization integrated apparatus by slurry pool section 1, spray section 2, absorber portion 3, deep purifying section and chimney segment 5, it is absorption, the integrated apparatus purifying, discharging, make compact conformation, save space, Land Demand is conserved, the demand etc. of civil engineering, flue is reduced the most accordingly simultaneously, reduce cost.
The bottom of fiber glass reinforced plastic chimney 51 is placed in the top of deep purifying section by the way of bonding and connects with the end of the air exhaust passage of deep purifying section, thus realizes fixing and seal.Fiber glass reinforced plastic chimney 51 includes straight mouth section 511 and flared section 512 the most successively.Flared section 512 is in cone-shaped, and the internal diameter of its bottom is more than the internal diameter on its top, and during placement, flared section 512 covers the air exhaust passage on the top of deep purifying section, is so beneficial to the fixing of fiber glass reinforced plastic chimney 51 and the discharge of flue gas.
For firm fixing fiber glass reinforced plastic chimney 51, the outer circumferential of fiber glass reinforced plastic chimney being provided with chimney support 52, its bottom is fixed on the top of deep purifying section.Owing to the weight of fiber glass reinforced plastic chimney 51 is significantly less than steel chimney, fiber glass reinforced plastic chimney support can be made to reduce accordingly, reduce construction costs.In order to improve fixing further, chimney segment also includes: only rolling device 54, and it is between chimney support 52 and fiber glass reinforced plastic chimney 51, for fiber glass reinforced plastic chimney 51 is fixed on chimney support 52.In reality, the device 54 that only shakes can include earrings and lead-out tablet.In fiber glass reinforced plastic chimney 51, bury earrings underground, chimney support 52 arranges lead-out tablet, by bolt, earrings and lead-out tablet are fixed, thus realize the fixing of fiber glass reinforced plastic chimney 51 and chimney support 52.Only the quantity of rolling device 54 is multiple, and multiple only rolling devices 54 are uniformly distributed along the circumference of fiber glass reinforced plastic chimney 51.Arrange annular girder 53 on the top of deep purifying section, the bottom of chimney support 52 is fixed on annular girder so that deep purifying section uniform force and follow-up service work.
The material of the tower wall of absorber portion 3 is carbon steel, and the material of deep purifying section is carbon steel, is welded to connect between the two to improve bonding strength.
Absorber portion 3 includes eddy flow sublayer 31 and except mist layer 32；Eddy flow is for making the sulfur-containing smoke gas high speed rotating after spray section 2 processes, and its quantity is multiple, and multiple eddy flow are arranged on the whole transverse section of absorber portion 3 to form eddy flow sublayer 31, thus the lime slurry that beneficially sulfur-containing smoke gas is interior with it is sufficiently mixed；Except mist layer 32 is placed in above eddy flow sublayer 31, for being dried the flue gas after eddy flow sublayer 31 processes.
Deep purifying section includes the most successively: air exhaust passage 44, dedusting layer 42 and all stratification of winds 43, i.e. flue gas after absorber portion 3 processes flow through equal stratification of wind 42, dedusting layer 43 and air exhaust passage 44 successively.The air-flow that all stratification of wind 42 is formed for the wind speed and this flue gas uniform reducing the flue gas after absorber portion 3 processes, it is arranged at above absorber portion 3, and the equal wind unit of equal stratification of wind 42 can be flat board, is evenly equipped with multiple air vent on flat board.In order to be beneficial to reduce the wind speed of flue gas, all the tower wall of stratification of wind 42 is cone-shaped, all the top internal diameter of the tower wall of stratification of wind 42 is more than the bottom internal diameter of equal stratification of wind 42, and the bottom of equal stratification of wind 42 connects with absorber portion 3, and i.e. all the tower wall of stratification of wind 42 is self-absorption section 3 upwardly extending enlarging wall.Dedusting layer 43 is the high voltage electric field dedusting layer utilizing high-pressure electrostatic electric field dedusting.Specifically, dedusting layer 43 includes housing, discharge electrode 431, dust collecting electrode 432 and flushing water pipe network 433.Discharge electrode 431, in strip, is connected with high-voltage direct current power grid 11；Dust collecting electrode 432 is in cellular, it is connected with the earth, multiple dust collecting electrode 432 and multiple discharge electrode 431 are vertically distributed being perpendicular on flue gas flow direction, each discharge electrode 431 outer circumferential is arranged with dust collecting electrode 432, flue gas flows to chimney segment 5 through the interval dust collecting electrode 432 and discharge electrode 431, and in interval, flue gas realizes purifying under the effect of electric field；Flushing water pipe network 433 is positioned at discharge electrode 431 and the top of dust collecting electrode 432 and alignment discharge electrode 431 and the surface of dust collecting electrode 432.Multiple discharge electrode 431, multiple dust collecting electrode 432 and flushing water pipe network 433 is accommodated in housing.The top of housing is connected with the bottom of air exhaust passage 44, and the bottom of housing connects with absorber portion 3.Before application, start flushing water pipe network 433, discharge electrode 431 and dust collecting electrode 432 is made to be in moisture state, during application, start high-voltage direct current power grid, make powder dust particle (moist air mass) in the flue gas in entrance dedusting layer 43 charged, grit (moist air mass) after charged is under the effect of electric field force, gathering anode surface, complete gas cleaning process with this, the flue gas after purification is discharged by fiber glass reinforced plastic chimney 51.
Air exhaust passage 444 is from top to bottom divided into: total air exhaust passage 442 and a plurality of air exhaust passage 441；A plurality of air exhaust passage 441 is vertically sequentially distributed, the hollow space connection corresponding with the hollow space of each dust collecting electrode 432 of every air exhaust passage 441；Total hollow space of air exhaust passage 442 connects with the hollow space of a plurality of air exhaust passage 441 so that through a flue gas of air exhaust passage 441 discharge after buffering in total air exhaust passage 442, then discharged by fiber glass reinforced plastic chimney 51.Below the use process of this device is illustrated:
Before efficient desulfurizing and dust collecting integrated apparatus comes into operation, inject lime slurry in the slurry pool of slurry pool section 1, to specified altitude.Sulfur-containing smoke gas is under the promotion of booster fan, through smoke inlet 10, enters in device, and the nozzle of spray section 2 uniformly sprays lime slurry, cools down sulfur-containing smoke gas；There is chemical reaction with the sulfur dioxide in sulfur-containing smoke gas, sulfur trioxide etc. in the Calx in lime slurry simultaneously, generates calcium sulfide, completes primary desulfurization.
Sulfur-containing smoke gas after primary desulfurization enters absorber portion 3, and absorber portion 3 arranges eddy flow, and eddy flow is arranged on whole cross section.Sulfur-containing smoke gas lime slurry in high speed rotating, with sulfur-containing smoke gas in eddy flow is sufficiently mixed, and the Calx in lime slurry occurs chemical reaction with the sulfur dioxide in sulfur-containing smoke gas, sulfur trioxide etc., generates calcium sulfide, completes last desulfurization.Reaction product is with the slurry pool bottom flushing water inflow.Reacted flue gas, after being dehydrated except mist layer 32, enters deep purifying section.
Duan Weiyi high voltage electric field of deep purifying, its anode (or claiming dust collecting electrode 432) ground connection, negative electrode (or claiming discharge electrode 431) band high voltage direct current, its flushing water pipe network 433 makes electric field inner anode, negative electrode be in moisture state.When flue gas passes through, cathodic discharge, make the grit in flue gas, air mass charged, under electric field force effect, grit, air mass move to electrode, complete purification process.Flushing water pipe network 433 starts, and current rinse anode and cathode surface, in the slurry pool bottom sewage inflow.Product in slurry pool section 1 is processed by outside slurry pump output to desulfuration absorbing tower device.Through using, the import SO2 concentration of flue gas (mg/Nm of this device3) it is 9000 (butts), outlet (discharge) SO2 concentration of flue gas (mg/Nm of this device3) it is 100 (butts), desulfuration efficiency reaches more than 99%.
In sum, what the embodiment that the present invention provides was brought has the beneficial effect that:
High financial profit:
1, construction costs is greatly reduced.Owing to using Integrated design theory, this device incorporates absorption tower (i.e. the general designation of slurry pool section, spray section and absorber portion), purifier (i.e. deep purifying section), smoke discharging device (i.e. chimney segment), make this apparatus structure compact, soil can be saved, green coverage can be expanded with the soil saved, improving environment, civil engineering, flue etc. reduce the most accordingly simultaneously.
2, smoke discharging device (i.e. chimney segment): use fiberglass to make.Fiberglass density is between 1.5～1.8g/cm3Between, steel density 7.8g/cm3, make identical product, use fiberglass to make, material weight is significantly less than steel weight.Meanwhile, fiber glass reinforced plastic chimney supporting part also can reduce accordingly.Steel constructions etc. reduce accordingly, reduce construction costs.
3, the product after desulfurization, can produce the building material products such as Gypsum Fibrosum, produces certain economic benefit.
Social benefit is good:
Flue gas after this device processes reaches qualified discharge, protects environment, benefits the society.
As known by the technical knowledge, the present invention can be realized by the embodiment of other essence without departing from its spirit or essential feature.Therefore, embodiment disclosed above, for each side, all it is merely illustrative, is not only.All changes within the scope of the present invention or within being equal to the scope of the present invention are all included in the invention.
Claims (10)
1. an efficient desulfurizing and dust collecting integrated apparatus, it is characterised in that described efficient desulfurizing and dust collecting one
Gasifying device includes the most successively: slurry pool section, spray section, absorber portion, deep purifying section and chimney
Section；
Described slurry pool section is used for storing lime slurry, arranges between described slurry pool section and described spray section
There is smoke inlet；
Described spray section is used for spraying lime slurry to reduce sulfur-containing smoke gas temperature and to complete primary desulfurization；
Described absorber portion is used for ultimate desulfurization, and the sulfur-containing smoke gas after described spray section processes is in described absorption
In section, high speed rotating is to be sufficiently mixed with the lime slurry in sulfur-containing smoke gas, it is achieved ultimate desulfurization；
Described deep purifying section is for purifying the grit in the flue gas after described absorber portion processes；
Described chimney segment is for discharging the flue gas after described deep purifying section purifies, the cigarette of described chimney segment
Chimney is fiber glass reinforced plastic chimney；
Wherein, the desulfurization amount of described ultimate desulfurization is more than the desulfurization amount of described primary desulfurization.
Efficient desulfurizing and dust collecting integrated apparatus the most according to claim 1, it is characterised in that described
Fiber glass reinforced plastic chimney includes the most successively: straight mouth section and flared section, the bottom internal diameter of described flared section is big
Top internal diameter in described flared section.
Efficient desulfurizing and dust collecting integrated apparatus the most according to claim 2, it is characterised in that described
Chimney segment also includes: chimney support and the device that only shakes；
Described chimney support is arranged at the outer circumferential of described fiber glass reinforced plastic chimney, and it is clean to be fixed on the described degree of depth
Change in section；
The described device that only shakes is between described chimney support and described fiber glass reinforced plastic chimney, for by described glass
Glass steel stack is fixed on described chimney support.
Efficient desulfurizing and dust collecting integrated apparatus the most according to claim 3, it is characterised in that in institute
Annular girder is arranged on the top stating deep purifying section, and the bottom of described chimney support is fixed on described annular girder.
Efficient desulfurizing and dust collecting integrated apparatus the most according to claim 1, it is characterised in that described
Deep purifying section includes the most successively: all stratification of wind, dedusting layer and air exhaust passages；
Described equal stratification of wind is for reducing the wind speed of flue gas after described absorber portion processes and uniform described through institute
State the air-flow that the flue gas after absorber portion processes is formed；
Described dedusting layer is the high voltage electric field dedusting layer utilizing high voltage electric field dedusting；
The end of described air exhaust passage connects by being bonded and sealed with the bottom of described fiber glass reinforced plastic chimney.
Efficient desulfurizing and dust collecting integrated apparatus the most according to claim 5, it is characterised in that described
Dedusting layer includes: housing, multiple discharge electrode, multiple dust collecting electrode and flushing water pipe network；
Multiple described discharge electrodes and multiple described dust collecting electrode are vertically arranged, described discharge electrode is strip, with height
Pressure direct current network connects, and described dust collecting electrode is cellular, is connected with the earth, each described discharge electrode circumference
Outer sheath is provided with described dust collecting electrode；
Described flushing water pipe network is positioned at described discharge electrode and the top of described dust collecting electrode, and described wash tub pipe
Discharge electrode and the surface of described dust collecting electrode described in the nozzle alignment of net；
Multiple discharge electrode, multiple dust collecting electrode, flushing water pipe network is accommodated in described housing, described housing
Bottom connects with described absorber portion.
Efficient desulfurizing and dust collecting integrated apparatus the most according to claim 6, it is characterised in that described
Air exhaust passage is from top to bottom divided into: total air exhaust passage and a plurality of air exhaust passage；
A plurality of air exhaust passage is vertically sequentially distributed, the hollow space of an air exhaust passage described in every
Connection corresponding with the hollow space of each described dust collecting electrode；
The hollow space of described total air exhaust passage connects with the hollow space of a plurality of described air exhaust passage.
Desulfuration absorbing tower device the most according to claim 5, it is characterised in that described equal stratification of wind
Tower wall is cone-shaped, and the top internal diameter of the tower wall of described equal stratification of wind is more than the bottom internal diameter of described equal stratification of wind,
The bottom of described equal stratification of wind is connected with described absorber portion.
Efficient desulfurizing and dust collecting integrated apparatus the most according to claim 1, it is characterised in that described
Absorber portion includes: eddy flow sublayer and except mist layer；
Multiple eddy flow are arranged on the whole transverse section of described absorber portion to form described eddy flow sublayer, use
In making the sulfur-containing smoke gas high speed rotating after described spray section processes and making sulfur-containing smoke gas and in sulfur-containing smoke gas
Lime stone slurry fully reacts；
Described it is placed on above described eddy flow sublayer except mist.
Efficient desulfurizing and dust collecting integrated apparatus the most according to claim 1, it is characterised in that institute
The tower wall material stating absorber portion is carbon steel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610391277.0A CN105935548A (en) | 2016-06-03 | 2016-06-03 | High efficiency desulfurization and dust removal integrated device |
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| CN201610391277.0A CN105935548A (en) | 2016-06-03 | 2016-06-03 | High efficiency desulfurization and dust removal integrated device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115839547A (en) * | 2022-06-30 | 2023-03-24 | 湖北信业热能工程有限公司 | Hot blast stove for flue gas desulfurization and denitration emission |
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