CN205850550U - Dry type ammonia process of desulfurization denitrification apparatus - Google Patents
Dry type ammonia process of desulfurization denitrification apparatus Download PDFInfo
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- CN205850550U CN205850550U CN201620440189.0U CN201620440189U CN205850550U CN 205850550 U CN205850550 U CN 205850550U CN 201620440189 U CN201620440189 U CN 201620440189U CN 205850550 U CN205850550 U CN 205850550U
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Abstract
The utility model discloses a kind of dry type ammonia process of desulfurization denitrification apparatus, including reactor shell, reactor shell has the inlet end for being passed through gas and for connecting dust-precipitator and exporting the outlet side of gas, the position that reactor shell is between inlet end and outlet side is provided with at least one and forms electron beam irradiation region for the electron beam generator generating electron beam irradiation, electron beam generator at reactor enclosure intracoelomic cavity；Or the position that reactor shell is between inlet end and outlet side is provided with at least one for the impulse electric corona plasma generator generating impulse electric corona, impulse electric corona plasma generator forms strong electric field region at reactor enclosure intracoelomic cavity, is provided with rotating mechanism and/or eddy flow shape deflector in reactor enclosure intracoelomic cavity.The size making the specification of generator, power and reactor reduces, it is possible to decrease investment, operating cost and operation power, can obtain the effect of desulfurization rapidly, denitration and dedusting simultaneously, and the efficiency of desulphurization denitration is high.
Description
Technical field
This utility model relates to smoke chemistry purification technology field, especially, relates to a kind of dry type ammonia process of desulfurization and takes off
Nitre device.
Background technology
In existing desulphurization denitration technology, there is electron beam irradiation law technology (EBA) and impulse electric corona plasma technology
(PPCP) both novel for flue gas desulfurization and the method for denitration, have dry cleaning flue gas and in a reactor i.e.
The advantage that can simultaneously realize desulfurization and denitration, its removing after product can as chemical fertilizer export trade, the most also will not produce waste residue and
Waste water.
Being a kind of dry type ammonia process in Electron Beam Irradiation technical spirit, desulfurization and denitrfying agent are liquefied ammonia (NH3), utilize electronics
The excitation of bundle makes the oxysulfide (SO in flue gasX), nitrogen oxides (NOX), oxygen (O2), nitrogen (N2), steam (H2O)
Free radical (OH base, O atom, the HO being rich in reactivity is generated Deng a large amount of beam energy of ingredient draws2Base, N yl), accelerate
Oxysulfide (SOX) and nitrogen oxides (NOX) oxidation convert, and then with add NH3Chemical reaction occurs, and final solid produces
Thing is the chemical fertilizer products of ammonium sulfate and ammonium nitrate.
There is something in common with electron beam irradiation law technology in impulse electric corona plasma technology in ultimate principle, by producing
Partial fume molecule is ionized by raw highfield, and the electronics ionized out obtains energy under the acceleration of highfield and is referred to as high energy
Electronics (5-20eV), high energy electron is by the oxysulfide (SO in flue gasX), nitrogen oxides (NOX), steam (H2And oxygen O)
(O2) etc. gas molecule activates, ionization even cracks, produce and be rich in free radical (OH base, O atom, the HO of reactivity2Base, N
Base), accelerate oxysulfide (SOX) and nitrogen oxides (NOX) oxidation convert, and then with add NH3There is chemical reaction,
End-product is the chemical fertilizer products of ammonium sulfate and ammonium nitrate.
But the method for above-mentioned desulphurization denitration is respectively present following shortcoming:
1, the efficiency of desulphurization denitration is increasing with the highest environmental requirement gap；
2, the cost of investment of equipment is big, and when desulfurization and denitration efficiency are the highest, its investment would be required to bigger；
3, the power consumption of equipment is big, and operating cost is high.
Utility model content
This utility model provides a kind of dry type ammonia process of desulfurization denitrification apparatus, to solve the desulfurization of existing desulfurization denitration method
Denitration efficiency cannot meet environment environmental requirement；The cost of investment of equipment increases along with the efficiency requirements of desulphurization denitration and increases；
Along with the increase of denitrification efficiency, the technical problem that the power consumption of equipment and operating cost also increase.
This utility model provides a kind of dry type ammonia process of desulfurization denitrification apparatus, and including reactor shell, reactor shell has
For being passed through the inlet end of gas and for connecting dust-precipitator and exporting the outlet side of gas, reactor shell is in inlet end
And the position between outlet side is provided with at least one for the electron beam generator generating electron beam irradiation, electron beam generator
Electron beam irradiation region is formed at reactor enclosure intracoelomic cavity；Or reactor shell is in the portion between inlet end and outlet side
Position is provided with at least one and occurs for the impulse electric corona plasma generator generating impulse electric corona, impulse electric corona plasma
Device forms strong electric field region at reactor enclosure intracoelomic cavity, is provided with rotating mechanism and/or eddy flow shape water conservancy diversion in reactor enclosure intracoelomic cavity
Mechanism.
Further, rotating mechanism include the gas flow direction along reactor enclosure intracoelomic cavity rotating be assemblied in anti-
Answer the main shaft of device housing cavity, be installed on main shaft and for the gas extending with main axis and changing in reactor enclosure intracoelomic cavity
Body flow trace is to increase the impeller of the gas speed of service in electron beam irradiation region or strong electric field region and to be located at anti-
Answer device housing driving means that is outer and that rotate for drive shaft；The output shaft of driving means is coaxially arranged with main shaft, or drives
The output shaft of dynamic device is perpendicular to main shaft and arranges and pass through adaptor connection and drive shaft rotation.
Further, impeller has multiple blade, and multiple blades are equidistantly laid along the circumference of main shaft.
Further, blade radially extending along main shaft；Or blade tilts to the inlet end direction of reactor shell；Or
Person's blade tilts to the direction, outlet side of reactor shell.
Further, impeller uses plate blade or arc shaped blade.
Further, fixing eddy flow shape deflector uses one group of fan blades and deflects an angle or one group of fan blades is song
Face and the baffle liner that forms, so that air-flow is, eddy flow shape or helical form are by electron beam irradiation region or strong electric field region.
Further, impeller is in electron beam irradiation region or the impulse electric corona plasma generator of electron beam generator
Strong electric field region in；Or impeller is in region upstream end and/or the region in the electron beam irradiation region of electron beam generator
Outfan；Or impeller is in the region upstream end of the strong electric field region of impulse electric corona plasma generator and/or region is defeated
Go out end.
Further, electron beam irradiation region or strong electric field region are provided with multiple, multiple electron beam irradiation regions or many
Individual strong electric field region is equally spaced along gas flow direction.
Further, electron beam generator is electron-beam accelerator or electron beam reactor；Or impulse electric corona plasma
Body generator is impulse electric corona plasma power supply or impulse electric corona plasma radiofrequency device.
Further, the internal face of reactor shell, outside wall surface or matrix use electro-magnetic screen layer；Reactor shell is in sleeping
Formula is arranged or in vertical；Ammonia entrance on the inlet end of reactor shell is in side wall surface or the end of reactor shell
On wall；Pending smoke inlet on the inlet end of reactor shell is in side wall surface or the end wall surface of reactor shell；
Flue gas rafting mouth on the outlet side of reactor shell is in side wall surface or the end wall surface of reactor shell.
This utility model has the advantages that
The out of stock device of this utility model dry type ammonia process of desulfurization, utilizes rotating mechanism to change and is passed through reactor enclosure intracoelomic cavity simultaneously
In the running orbit of air-flow that mixes with ammonia of flue gas, make gas at electron beam irradiation region or the whole shell of strong electric field region
The internal helical form making high speed under the influence of centrifugal force or the motion of eddy flow shape so that gas and the frequency of exposure of high energy electron
More and contact strength more greatly and does not stay dead angle so that the flue gas in electron beam irradiation region or strong electric field region be excited and
A large amount of generations are rich in the free radical of reactivity, and the free radical produced that is excited accelerates oxysulfide (SOX) and nitrogen oxides
(NOX) conversion that aoxidizes, and and the ammonia being simultaneously mixed between quickly there is chemical reaction, thus generate ammonium sulfate and nitric acid
The little granule of ammonium, these granules enter dust-precipitator, by dust-precipitator collecting along with the flue gas discharge reactor enclosure intracoelomic cavity after cleaning is laggard
Granule can become chemical fertilizer and be utilized.Flue gas quickly rotates so that reuniting and band viscosity between dust especially fine dust
Ammonium sulfate and ammonium nitrate combine, thus strengthen the removing of dust；Can make the specification of generator, power and
The size of reactor is substantially reduced, and therefore can reduce investment, reduces operating cost and reduce operation power, can obtain simultaneously
Desulfurization rapidly, quick denitration, dedusting and remove the effect of other heavy metal, the efficiency of desulphurization denitration also significantly improves.Additionally
Make non flouling behaviour or blocking in housing.
The out of stock device of this utility model dry type ammonia process of desulfurization, utilizes fixing eddy flow shape deflector to change and is passed through instead simultaneously
Answer the running orbit of the air-flow that the flue gas in device housing cavity mixes with ammonia, make gas at electron beam irradiation region or highfield
Helical form at a high speed or the motion of eddy flow shape is made so that gas is more with the frequency of exposure of high energy electron and contact strength in region
More greatly and do not stay dead angle so that the flue gas in electron beam irradiation region or strong electric field region is excited and generates rich anti-in a large number
Answering the free radical of activity, the free radical produced that is excited accelerates oxysulfide (SOX) and nitrogen oxides (NOX) conversion that aoxidizes, and
And quickly there is chemical reaction between the ammonia being simultaneously mixed into, thus generate ammonium sulfate and ammoniumnitrate prill, these granules with
The flue gas after cleaning discharge reactor enclosure intracoelomic cavity laggard enter dust-precipitator, the granule of dust-precipitator collecting can become chemical fertilizer and
It is utilized.Flue gas quickly rotates and is combined with adhesive ammonium sulfate and ammonium nitrate so that reuniting between dust especially fine dust
Together, thus strengthen the removing of dust；The size that can make the specification of generator, power and reactor is substantially reduced,
Therefore can reduce investment, reduce operating cost and reduce operation power, desulfurization rapidly, quick denitration can be obtained simultaneously, remove
Dirt and remove the effect of other heavy metal, the efficiency of desulphurization denitration also significantly improves.
In addition to objects, features and advantages described above, this utility model also has other purpose, feature and excellent
Point.Below with reference to accompanying drawings, this utility model is described in further detail.
Accompanying drawing explanation
The accompanying drawing of the part constituting the application is used for providing being further appreciated by of the present utility model, of the present utility model
Schematic description and description is used for explaining this utility model, is not intended that improper restriction of the present utility model.At accompanying drawing
In:
Fig. 1 is one of structural representation of dry type ammonia process of desulfurization denitrification apparatus of this utility model preferred embodiment；
Fig. 2 is the two of the structural representation of the dry type ammonia process of desulfurization denitrification apparatus of this utility model preferred embodiment；
Fig. 3 is the three of the structural representation of the dry type ammonia process of desulfurization denitrification apparatus of this utility model preferred embodiment；
Fig. 4 is the four of the structural representation of the dry type ammonia process of desulfurization denitrification apparatus of this utility model preferred embodiment；
Fig. 5 is the five of the structural representation of the dry type ammonia process of desulfurization denitrification apparatus of this utility model preferred embodiment；
Fig. 6 is the structural representation of the eddy flow shape deflector of this utility model preferred embodiment.
Marginal data:
1, reactor shell；101, ammonia entrance；102, pending smoke inlet；103, flue gas rafting mouth；2, electron beam
Generator；201, electron beam irradiation region；3, impulse electric corona plasma generator；301, strong electric field region；4, rotating mechanism；
401, main shaft；402, impeller；403, driving means；5, eddy flow shape deflector.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but this utility model can be by following
The multitude of different ways limiting and covering is implemented.
Fig. 1 is one of structural representation of dry type ammonia process of desulfurization denitrification apparatus of this utility model preferred embodiment；Fig. 2 is
The two of the structural representation of the dry type ammonia process of desulfurization denitrification apparatus of this utility model preferred embodiment；Fig. 3 is that this utility model is excellent
Select the dry type ammonia process of desulfurization denitrification apparatus of embodiment structural representation three；Fig. 4 is the dry of this utility model preferred embodiment
The four of the structural representation of formula ammonia process of desulfurization denitrification apparatus；Fig. 5 is that the dry type ammonia process of desulfurization of this utility model preferred embodiment takes off
The five of the structural representation of nitre device；Fig. 6 is the structural representation of the eddy flow shape deflector of this utility model preferred embodiment.
As it is shown in figure 1, the dry type ammonia process of desulfurization denitrification apparatus of the present embodiment, including reactor shell 1, reactor shell 1
Having the inlet end for being passed through gas and for connecting dust-precipitator and exporting the outlet side of gas, reactor shell 1 is in
Position between inlet end and outlet side is provided with at least one for the electron beam generator 2 generating electron beam irradiation, electronics
Beam generator 2 forms electron beam irradiation region 201 at reactor shell 1 inner chamber；Or reactor shell 1 is in inlet end and goes out
Position between gas end is provided with at least one for the impulse electric corona plasma generator 3 generating impulse electric corona, pulse electricity
Corona plasma generator 3 forms strong electric field region 301 at reactor shell 1 inner chamber, is provided with rotation in reactor shell 1 inner chamber
Mechanism 4.The out of stock device of this utility model dry type ammonia process of desulfurization, utilizes rotating mechanism 4 to change simultaneously and is passed through reactor shell 1 inner chamber
In the running orbit of air-flow that mixes with ammonia of flue gas, make gas in electron beam irradiation region 201 or strong electric field region 301
Make helical form at a high speed or the motion of eddy flow shape so that gas is more with the frequency of exposure of high energy electron and contact strength more greatly and
And do not stay dead angle so that in the whole housing of electron beam irradiation region 201 or strong electric field region 301 under the influence of centrifugal force
Flue gas is excited and generates the free radical that is rich in reactivity in a large number, and the free radical produced that is excited accelerates oxysulfide (SOX)
With nitrogen oxides (NOX) conversion that aoxidizes, and and the ammonia being simultaneously mixed between quickly there is chemical reaction, thus generate sulfur
Acid ammonium and the little granule of ammonium nitrate, these granules enter dust-precipitator after discharging reactor shell 1 inner chamber along with the flue gas after cleaning, by
The granule of dust-precipitator collecting can become chemical fertilizer and be utilized.Flue gas quickly rotates so that rolling into a ball between dust especially fine dust
Gather and combine with adhesive ammonium sulfate and ammonium nitrate, thus strengthen the removing of dust；Can make generator specification,
The size of power and reactor is substantially reduced, and therefore can reduce investment, reduces operating cost and reduce operation power, permissible
Obtaining desulfurization rapidly, quick denitration, dedusting simultaneously and remove the effect of other heavy metal, the efficiency of desulphurization denitration significantly carries
High.Additionally make non flouling behaviour or blocking in housing.Electron beam irradiation region 201, is used for generating electron beam irradiation with provocative reaction
Flue gas in device housing 1 inner chamber generates to be rich in the free radical of reactivity and quickly occurs chemical reaction to realize flue gas desulfurization to take off
Nitre.
As it is shown in figure 5, the dry type ammonia process of desulfurization denitrification apparatus of the present embodiment, including reactor shell 1, reactor shell 1
Having the inlet end for being passed through gas and for connecting dust-precipitator and exporting the outlet side of gas, reactor shell 1 is in
Position between inlet end and outlet side is provided with at least one for the electron beam generator 2 generating electron beam irradiation, electronics
Beam generator 2 forms electron beam irradiation region 201 at reactor shell 1 inner chamber；Or reactor shell 1 is in inlet end and goes out
Position between gas end is provided with at least one for the impulse electric corona plasma generator 3 generating impulse electric corona, pulse electricity
Corona plasma generator 3 forms strong electric field region 301 at reactor shell 1 inner chamber, is provided with eddy flow in reactor shell 1 inner chamber
Shape deflector 5.The out of stock device of this utility model dry type ammonia process of desulfurization, utilizes eddy flow shape deflector 5 to change and is passed through instead simultaneously
Answer the running orbit of the air-flow that the flue gas in device housing 1 inner chamber mixes with ammonia, make gas in electron beam irradiation region 201 or strong
Make the motion of helical form at a high speed or eddy flow shape in electric field region 301 so that gas is more with the frequency of exposure of high energy electron and
Contact strength more greatly and does not stay dead angle so that the flue gas in electron beam irradiation region 201 or strong electric field region 301 be excited and
A large amount of generations are rich in the free radical of reactivity, and the free radical produced that is excited accelerates oxysulfide (SOX) and nitrogen oxides
(NOX) oxidation convert, and and the ammonia being simultaneously mixed between quickly there is chemical reaction, thus generate ammonium sulfate and nitric acid
The little granule of ammonium, these granules enter dust-precipitator, by dust-precipitator collecting after discharging reactor shell 1 inner chamber along with the flue gas after cleaning
Granule can become chemical fertilizer and be utilized.Flue gas quickly rotates so that reuniting between dust especially fine dust viscous with band
Ammonium sulfate and the ammonium nitrate of property combine, thus strengthen the removing of dust；Can make the specification of generator, power and
The size of reactor is substantially reduced, and therefore can reduce investment, reduces operating cost and reduce operation power, can obtain simultaneously
Desulfurization rapidly, quick denitration and dedusting and remove the effect of other heavy metal, the efficiency of desulphurization denitration significantly improves.Pulse
Corona plasma generator 3 is lived with the rich reaction of flue gas generation in provocative reaction device housing 1 inner chamber for generating highfield
Property free radical and quickly occur chemical reaction realize flue gas desulfurization and denitrification.
Alternatively, reactor shell 1 inner chamber can also be simultaneously provided with rotating mechanism 4 and eddy flow shape deflector 5, rotate
Mechanism 4 may be in the flow-guiding channel of eddy flow shape deflector 5, or rotating mechanism 4 may be at eddy flow shape deflector 5
Influent stream passway and/or eddy flow shape deflector 5 go out road junction of circulating.Utilize rotating mechanism 4 and eddy flow shape deflector 5
In conjunction with, to change the running orbit of the air-flow that the flue gas being passed through in reactor shell 1 inner chamber mixes with ammonia simultaneously, can reduce
Operation energy consumption, and Multi-stage spiral can be formed, thus reach higher reaction effect with less energy consumption.
Being a kind of dry type ammonia process in Electron Beam Irradiation technical spirit, desulfurization and denitrfying agent are liquefied ammonia (NH3), utilize electronics
The excitation of bundle makes the oxysulfide (SO in flue gasX), nitrogen oxides (NOX), oxygen (O2), nitrogen (N2), steam (H2O)
Free radical (OH base, O atom, the HO being rich in reactivity is generated Deng a large amount of beam energy of ingredient draws2Base, N yl), accelerate
Oxysulfide (SOX) and nitrogen oxides (NOX) oxidation convert, and then with add NH3Chemical reaction occurs, and end product is
Ammonium sulfate and the chemical fertilizer products of ammonium nitrate.
There is something in common with electron beam irradiation law technology in impulse electric corona plasma technology in ultimate principle, by producing
Partial fume molecule is ionized by raw highfield, and the electronics ionized out obtains energy under the acceleration of highfield and is referred to as high energy
Electronics, high energy electron is by the oxysulfide (SO in flue gasX), nitrogen oxides (NOX), steam (H2And oxygen (O O)2) etc. gas
Molecular activation, ionization even crack, and produce free radical (OH base, O atom, the HO being rich in reactivity2Base, N yl), accelerate sulfur oxygen
Compound (SOX) and nitrogen oxides (NOX) oxidation convert, and then with add NH3Chemical reaction occurs, and end product is sulphuric acid
Ammonium and the chemical fertilizer products of ammonium nitrate.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, in the present embodiment, rotating mechanism 4 includes: main shaft 401, along reactor shell 1
Gas flow direction in inner chamber is rotating is assemblied in reactor shell 1 inner chamber；Impeller 402, is installed on main shaft 401 also
For rotating the gas flow trace extending and changing in reactor shell 1 inner chamber with main shaft 401, gas is in electron beam irradiation district
Helical form at a high speed or the motion of eddy flow shape is made in territory 201 or strong electric field region 301, so that the contacting of gas and high energy electron
Number of times is more and contact strength more greatly and does not stay dead angle；And driving means 403, it is located at outside reactor shell 1 and for driving
Dynamic main shaft 401 rotates.The output shaft of driving means 403 is coaxially arranged with main shaft 401, or the output shaft of driving means 403 hangs down
Directly arrange in main shaft 401 and pass through adaptor connection and rotate with drive shaft 401.Driving means 403 is utilized to drive 401 turns of main shaft
Dynamic, main shaft 401 impeller 402 rotates, the air-flow that the flue gas in agitation reactor shell 1 inner chamber mixes with ammonia, so that
Air-flow makees helical form at a high speed or the motion of eddy flow shape in electron beam irradiation region 201 or strong electric field region 301 so that gas
And contact strength more with the frequency of exposure of high energy electron more greatly and does not stay dead angle, and flue gas is sufficiently excited and aoxidizes
Convert, and quickly react with ammonia and carry out desulfurization and denitration.Driving means 403 is placed in outside reactor shell 1, thus drops
The corrosion to driving means 403 of the low mixed gas, thus improve the service life of driving means 403, and facilitate driving means
The control of 403 and maintenance.The output shaft of driving means 403 is coaxially arranged with main shaft 401, or the output shaft of driving means 403
Be perpendicular to main shaft 401 arrange and pass through adaptor connect and drive shaft 401 rotate.Can be according to using environment and mounting ring
Border selects different set-up modes, thus reduces space occupancy rate.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, in the present embodiment, impeller 402 has multiple blade.Multiple blades are along main shaft
The circumference of 401 is equidistantly laid.The number of blade can be selected according to the size of area empty in reactor shell 1 and air flow rate
Amount, so that mixed airflow can sufficiently be activated in electron beam irradiation region 201 or strong electric field region 301 and be carried out oxygen
Change and convert.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, in the present embodiment, blade radially extends along main shaft 401；Or blade to
The inlet end direction of reactor shell 1 tilts；Or blade tilts to the direction, outlet side of reactor shell 1.Can be according to instead
The size of bulk in device housing 1, air flow rate and flue gas compounds content is answered to select the different laying angle of blade, from
And enable mixed airflow sufficiently to be activated in electron beam irradiation region 201 or strong electric field region 301 and carry out oxidation to turn
Change.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, in the present embodiment, impeller 402 uses plate blade or arc shaped blade.Leaf
The blade of wheel 402 uses platy structure the central axis with main shaft 401, and at this moment to make approximation pure contorted to reach for flue gas
Dynamic.At an angle, or blade shape in curved surface structure, at this moment flue gas is or not the centrage of the blade of impeller 402 and reactor shell 1
But move forward with contorted, the most also force flue gas rolling or in turbulence-like or in the axially-movable accelerated.In reactor enclosure
In body 1 inner chamber, impeller 402 quickly rotates and can make flue gas and high-power electron beam intense contact more times, and contactless dead angle,
Make to react faster with ammonia, more thoroughly, exhaustive, be remarkably improved the efficiency of desulphurization denitration；Flue gas can also be made to pass through instead
Answer the speed of device housing 1 inner chamber faster, thus be substantially reduced the size of reactor shell 1 and the power of generator, it is possible to reduce
Equipment investment, minimizing equipment operating cost and power consumption, meet high-level environmental requirement simultaneously.
As shown in Figure 5 and Figure 6, in the present embodiment, eddy flow shape deflector 5 uses eddy flow shape to be laid in reactor shell 1
Eddy flow circle in inner chamber, the blade water conservancy diversion in eddy flow circle constitutes the flow-guiding channel of eddy flow shape, so that air-flow is, eddy flow shape is by electricity
Son bundle irradiation zone 201 or strong electric field region 301.By laying eddy flow circle in reactor shell 1 inner chamber, form eddy flow shape
Flow-guiding channel guides air-flow to move in the shape of a spiral and advances and through electron beam irradiation region 201 or strong electric field region 301.Eddy flow circle
Use the material that electron beam or electric field all can pass through.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, in the present embodiment, impeller 402 is in the electron beam spoke of electron beam generator 2
According in the strong electric field region 301 of region 201 or impulse electric corona plasma generator 3；Or impeller 402 is in electron beam and occurs
The region upstream end in the electron beam irradiation region 201 of device 2 and/or region outfan；Or impeller 402 be in impulse electric corona etc. from
The region upstream end of the strong electric field region 301 of daughter generator 3 and/or region outfan.In reactor shell 1 inner chamber, logical
Cross and at least one impeller 402 is set at electron beam irradiation region 201 or strong electric field region 301 periphery or inside, impeller 402 fast
Speed rotates and can make flue gas and electron beam or impulse electric corona intense contact more times, and contactless dead angle so that anti-with ammonia
Should faster, more thoroughly, exhaustive, be remarkably improved the efficiency of desulphurization denitration；Flue gas can also be made to pass through reactor shell 1 inner chamber
Speed faster, thus be substantially reduced the size of reactor shell 1 and the power of generator, it is possible to reduce equipment investment, minimizing
Equipment operating cost and power consumption, meet high-level environmental requirement simultaneously.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, in the present embodiment, electron beam irradiation region 201 or strong electric field region
301 are provided with multiple, and multiple electron beam irradiation regions 201 or multiple strong electric field region 301 are along the equidistant cloth of gas flow direction
Put.Make flue gas and electron beam or impulse electric corona intense contact more times, and contactless dead angle so that react more with ammonia
Hurry up, more thoroughly, exhaustive, be remarkably improved the efficiency of desulphurization denitration；Flue gas can also be made to pass through the speed of reactor shell 1 inner chamber
Degree faster, thus is substantially reduced the size of reactor shell 1 and the power of generator, it is possible to reduce equipment investment, minimizing equipment
Operating cost and power consumption, thus meet high-level environmental requirement.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, in the present embodiment, reactor shell 1 is in inlet end and outlet side
Between position be provided with high energy electron generator, high energy electron generator uses to be sent out for the electron beam generating electron beam irradiation
Raw device 2；Or high energy electron generator uses the impulse electric corona plasma generator for generating impulse electric corona plasma
3.Different high energy can be selected according to the size of area empty in reactor shell 1, air flow rate and flue gas compounds content
Electronic generator, improves the efficiency of desulphurization denitration simultaneously.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, in the present embodiment, electron beam generator is electron-beam accelerator or electricity
Sub-bundle reactor.Impulse electric corona plasma generator is impulse electric corona plasma power supply or impulse electric corona plasma radiofrequency
Device.Different high energy can be selected according to the size of area empty in reactor shell 1, air flow rate and flue gas compounds content
Electronic generator, improves the efficiency of desulphurization denitration simultaneously.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, in the present embodiment, the internal face of reactor shell 1, outside wall surface or base
Body uses electro-magnetic screen layer.Thus prevent electronics or electromagnetic radiation from leaking and hurt human body, pollute environment.Reactor shell 1
In horizontal layout or in vertical.Ammonia entrance 101 on the inlet end of reactor shell 1 is in reactor shell 1
On side wall surface or end wall surface.Pending smoke inlet 102 on the inlet end of reactor shell 1 is in the side of reactor shell 1
On wall or end wall surface.On the outlet side of reactor shell 1 flue gas rafting mouth 103 be in reactor shell 1 side wall surface or
In end wall surface.Different gas feeds and gas discharge outlet can be selected according to different use environment and installation environments,
Thus improve the efficiency of desulphurization denitration, reduce the space occupancy rate of whole device so that use more convenient.
During enforcement, it is provided that a kind of out of stock device of the dry type ammonia process of desulfurization, at Electron Beam Irradiation or impulse electric corona plasma
Rotary blade mechanism is used in the reactor of method.See Fig. 1, containing NOXFlue gas enter from one end of reactor, ammonia is also simultaneously
In entrance reactor, forming mixed airflow, mixed airflow is produced after being driven by impeller 402 and rotates, subsequently by electron beam spoke
According to the high energy electron irradiation region produced in the high energy electron generator of method or impulse electric corona plasma method, at high energy electron
Excite down, the SO in flue gas in reactorX、NOX、O2、N2、H2The composition ionization such as O generate the active group that oxidisability is the strongest, accelerate
SOXAnd NOXOxidation convert, and then with the ammonia generation chemical reaction added, generate ammonium sulfate and ammoniumnitrate prill, this
Flue gas after a little granules and cleaning enters dust-precipitator after discharging reactor.The little granule of dust-precipitator collecting can become chemical fertilizer and quilt
Effectively utilize.The effect of desulphurization and denitration and dedusting can be obtained simultaneously.In FIG, there are two Electron Beam Irradiations in reactor
Generator or the generator of two impulse electric corona plasma methods, three impellers 402, impeller 402 is packed on main shaft 401,
Main shaft 401 is rotated by driving means 403.The blade shape of impeller 402 can be platy structure, and with in main shaft 401
Heart line is vertical, and the at this moment pure contorted rotation of flue gas work approximation moves forward.Alternatively, its blade can also with in reactor
Heart line at an angle, or blade shape in curved surface, at this moment flue gas not only rotates, can also force simultaneously its rolling or turbulence-like or
Accelerate axially-movable.There is impeller quickly to rotate in reactor and can make flue gas and electron beam or impulse electric corona more times tempestuously
Contact, and contactless dead angle, this makes, and not only frequency of exposure is more, react faster, more thoroughly, exhaustive.Such side
Face is remarkably improved the efficiency of its desulphurization denitration, it is also possible to makes flue gas pass through the speed of reactor faster, thus is significantly reduced
The size of high energy electron generator and power, can substantially reduce investment, reduce operating cost and power consumption, the most also can show
Write the efficiency of its desulphurization denitration of raising thus meet high-level environmental requirement.There are three impellers 402 and two high energy in FIG
Electronic generator, in force can be only with an impeller 402 or the impeller 402 of more than three.Can also use one high
Can electronic generator or use plural high energy electron generator.
Fig. 2 with Fig. 1 is similar, and the inlet and outlet being merely flue gas entrance reactor changes on the side of reactor.
Fig. 3 with Fig. 1 is similar, be merely by reactor by horizontal change into vertical.
Original Electron Beam Irradiation or impulse electric corona plasma method are only by being similar to flue gas and the electricity of linear motion
Son bundle or impulse electric corona contact, on the one hand contact is not relatively mild violent, and on the other hand frequency of exposure is few, repeats the machine of contact
Can lack, additionally there are contact dead angle.Use this utility model impeller mechanism or eddy flow circle, and the rotating speed of impeller 402 is permissible
Arbitrarily adjust, so can improve the efficiency of desulphurization denitration, reduce the specification of generator, power and reduce the size of reactor
Deng.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for this
For the technical staff in field, this utility model can have various modifications and variations.All in spirit of the present utility model and principle
Within, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (10)
1. a dry type ammonia process of desulfurization denitrification apparatus, including reactor shell (1),
Described reactor shell (1) has the inlet end for being passed through gas and for exporting the outlet side of gas,
The position that described reactor shell (1) is between inlet end and outlet side is provided with at least one electron beam generator
(2)；
Or the position that described reactor shell (1) is between inlet end and outlet side is provided with at least one impulse electric corona etc.
Plasma generator (3),
It is characterized in that,
Described reactor shell (1) inner chamber is provided with rotating mechanism (4) and/or fixing eddy flow shape deflector (5).
Dry type ammonia process of desulfurization denitrification apparatus the most according to claim 1, it is characterised in that
Described rotating mechanism (4) includes that the gas flow direction along described reactor shell (1) inner chamber is rotating and is assemblied in
The main shaft (401) of described reactor shell (1) inner chamber, to be installed in described main shaft (401) upper and rotate with described main shaft (401)
Impeller (402) and be located at described reactor shell (1) and outward and be used for the driving means driving described main shaft (401) to rotate
(403)；
The output shaft of described driving means (403) is coaxially arranged with described main shaft (401), or described driving means (403)
Output shaft is perpendicular to described main shaft (401) and arranges and connected by adaptor and drive described main shaft (401) to rotate.
Dry type ammonia process of desulfurization denitrification apparatus the most according to claim 2, it is characterised in that
Described impeller (402) has multiple blade,
Multiple described blades are equidistantly laid along the circumference of described main shaft (401).
Dry type ammonia process of desulfurization denitrification apparatus the most according to claim 3, it is characterised in that
Described blade radially extends along described main shaft (401)；Or
Described blade tilts to the inlet end direction of described reactor shell (1)；Or
Described blade tilts to the direction, outlet side of described reactor shell (1).
Dry type ammonia process of desulfurization denitrification apparatus the most according to claim 2, it is characterised in that
Described impeller (402) uses plate blade or arc shaped blade.
Dry type ammonia process of desulfurization denitrification apparatus the most according to claim 1, it is characterised in that
Described fixing eddy flow shape deflector (5) uses eddy flow circle, and eddy flow circle is laid in described reactor shell (1) inner chamber
In.
7. according to the dry type ammonia process of desulfurization denitrification apparatus according to any one of claim 2 to 5, it is characterised in that
Described impeller (402) is in the electron beam irradiation region (201) of described electron beam generator (2) or described impulse electric corona etc.
In the strong electric field region (301) of plasma generator (3)；Or
Described impeller (402) be in the electron beam irradiation region (201) of described electron beam generator (2) region upstream end and/
Or region outfan；Or
Described impeller (402) is in the region of the strong electric field region (301) of described impulse electric corona plasma generator (3) and enters
End and/or region outfan.
Dry type ammonia process of desulfurization denitrification apparatus the most according to claim 7, it is characterised in that
Described electron beam irradiation region (201) or described strong electric field region (301) are provided with multiple,
Multiple described electron beam irradiation regions (201) or multiple described strong electric field region (301) are equidistant along gas flow direction
Arrange.
Dry type ammonia process of desulfurization denitrification apparatus the most according to claim 8, it is characterised in that
Described electron beam generator (2) is electron-beam accelerator or electron beam reactor；Or
Described impulse electric corona plasma generator (3) is impulse electric corona plasma power supply or impulse electric corona plasma radiofrequency
Device.
Dry type ammonia process of desulfurization denitrification apparatus the most according to any one of claim 1 to 5, it is characterised in that
The internal face of described reactor shell (1), outside wall surface or matrix use electro-magnetic screen layer；
Described reactor shell (1) is in horizontal layout or in vertical；
Ammonia entrance (101) on the inlet end of described reactor shell (1) be in described reactor shell (1) side wall surface or
In end wall surface；
Pending smoke inlet (102) on the inlet end of described reactor shell (1) is in the side of described reactor shell (1)
On wall or end wall surface；
Flue gas rafting mouth (103) on the outlet side of described reactor shell (1) is in the side wall surface of described reactor shell (1)
Or in end wall surface.
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| CN201620440189.0U CN205850550U (en) | 2016-05-16 | 2016-05-16 | Dry type ammonia process of desulfurization denitrification apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106000039A (en) * | 2016-05-16 | 2016-10-12 | 长沙深湘通用机器有限公司 | Dry type ammonia desulphurization and denitration device |
| CN107398155A (en) * | 2017-08-23 | 2017-11-28 | 萍乡市华星化工设备填料有限公司 | Low-temp desulfurization denitrating system in a kind of coking of coal |
-
2016
- 2016-05-16 CN CN201620440189.0U patent/CN205850550U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106000039A (en) * | 2016-05-16 | 2016-10-12 | 长沙深湘通用机器有限公司 | Dry type ammonia desulphurization and denitration device |
| CN107398155A (en) * | 2017-08-23 | 2017-11-28 | 萍乡市华星化工设备填料有限公司 | Low-temp desulfurization denitrating system in a kind of coking of coal |
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