CN207605600U - Turbulent flow coupler - Google Patents
Turbulent flow coupler Download PDFInfo
- Publication number
- CN207605600U CN207605600U CN201721359145.6U CN201721359145U CN207605600U CN 207605600 U CN207605600 U CN 207605600U CN 201721359145 U CN201721359145 U CN 201721359145U CN 207605600 U CN207605600 U CN 207605600U
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- China
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- conically shaped
- catalytic
- reaction tower
- spray
- turbulent flow
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Abstract
The turbulent flow coupler of the utility model, including reaction tower, air inlet pipe, exhaust pipe and spray pump are disposed with uniform board, turbulence device and spray tube in reaction tower from the bottom to top；It is characterized in that：Multiple impellers are distributed in turbulence device, catalytic contactor is provided between turbulence device and spray tube, catalytic contactor is made of transverse plate and the catalytic Contact unit being uniformly arranged on transverse plate, catalytic Contact unit is made of the conically shaped of multiple both ends opens being nested together, conically shaped according to big mouth upward, osculum form directed downwardly arrangement, and do not contacted between adjacent conical cylinder, adjacent conical cylinder through connecting rod is connected.The turbulent flow coupler of the utility model, catalytic Contact unit is nested together but the conically shaped of discontiguous both ends open is constituted by multiple, spray liquid can form fluid film after spraying on each conically shaped, increase effectively the contact area of flue gas and spray liquid so that the denitrification efficiency of flue gas is improved.
Description
Technical field
The utility model is related to a kind of turbulent flow couplers, more specifically, more particularly to a kind of flue gas desulfurization and denitrification process
In flue gas and the well-mixed turbulent flow coupler of spray liquid can be achieved.
Background technology
Contain sulfur and nitrogen oxides in coal-fired flue-gas and industrial smoke, is cause environment and air pollution main
Factor, desulphurization denitration processing are to remove the process of nitride and sulfide in flue gas.In nitrogen oxides in flue gas, predominantly NO
And NO2, the wherein accounting of NO is about 90~95%, the main selective noncatalytic reduction of flue-gas denitration process（SNCR）And choosing
Selecting property catalytic reduction method（SCR）, for wherein SNCR denitration method without using catalyst, required flue-gas temperature is high（Usually 850
~1100 DEG C）, be not suitable under low temperature denitrating flue gas processing.Flue gas desulfurization（Flue gas desulfurization, referred to as
FGD）, in FGD technologies, a variety of methods can be divided by the type division of desulfurizing agent, wherein with CaCO3（Lime stone）Based on calcium
Method is the sulfur method generally used in world wide.
In flue gas desulfurization and denitrification processing procedure, the mixability of spray liquid and flue gas will have a direct impact on denitrification efficiency,
Therefore, in order to realize being sufficiently mixed for spray liquid and flue gas, it will usually the turbulence device being made of impeller is added in reaction tower,
Increase the speed of flue gas when flue gas is mixed with spray liquid, has reached flue gas and the well-mixed effect of spray liquid.Such as the patent No.
For CN201620373836, the patent document that invention and created name is " a kind of turbulent flow coupled desulfurization device ", a kind of turbulent flow is disclosed
Coupled desulfurization device, but in the actual use process, due to provided with the turbulence device being made of multiple impellers, when combustion gas flows through
When turbulence device, reduce for sectional area, the flowing velocity of flue gas can be made too fast, flue gas is unfavorable for during quickly flowing
The mixing of flue gas and spray liquid leads to NO, SO in flue gas2And NO2Removal efficiency it is not high.
Invention content
The shortcomings that the utility model is in order to overcome above-mentioned technical problem, providing can be real during a kind of flue gas desulfurization and denitrification
Existing flue gas and the well-mixed turbulent flow coupler of spray liquid.
The turbulent flow coupler of the utility model, including reaction tower, air inlet pipe, exhaust pipe and spray pump, the inside of reaction tower
For cavity, air inlet pipe, exhaust pipe are communicated with the bottom of reaction tower and upper end respectively；In reaction tower internal cavities from the bottom to top successively
It is provided with uniform board, turbulence device and spray tube；It is characterized in that：Be uniformly provided on uniform board convenient for flue gas by it is logical
Hole, multiple impellers are evenly distributed in turbulence device, and spray tube uses multi-layer intercrossed setting, nozzle is provided on spray tube；Institute
It states and is provided with catalytic contactor between turbulence device and spray tube, catalytic contactor is by transverse plate and is uniformly arranged on transverse plate
Catalytic Contact unit composition, catalytic Contact unit is made of the conically shaped of multiple both ends opens being nested together, and conically shaped is pressed
According to big mouth upward, osculum form directed downwardly arrangement, and do not contacted between adjacent conical cylinder, adjacent conical cylinder through connecting rod is connected.
The upper end of the turbulent flow coupler of the utility model, the reaction tower internal cavities is provided with three phase separator, described
The water inlet of spray pump is communicated through water inlet pipe with the bottom of reaction tower, and the water outlet of spray pump is communicated through outlet pipe with spray tube.
The turbulent flow coupler of the utility model, the number of conically shaped is 4 in each catalytic Contact unit, respectively
Male-tapered cylinder, inner conical cylinder, the first intermediate conically shaped and the second intermediate conically shaped, inner conical cylinder, the second intermediate conically shaped, first
Intermediate conically shaped, male-tapered cylinder lower end height reduce successively.
The basis material of the turbulent flow coupler of the utility model, the conically shaped is TiO2, surface is coated with Ni2O3、
Cu0、WO3And MoO3The nano particle of formation, Ni2O3Nano particle and Cu0 nano particles realize to NaClO, NaOH solution with
NO、SO2The catalysis of reaction, WO3And MoO3For antioxidant.
The utility model has the beneficial effects that：The turbulent flow coupler of the utility model, by reaction tower, air inlet pipe, exhaust pipe
It is formed with spray pump, uniform board, turbulence device, catalytic contactor, spray tube and three is disposed with from the bottom to top in reaction tower
Phase separator, the flue gas for being passed through reaction tower are realized the acceleration being uniformly distributed with turbulence device through uniform board first, are then being catalyzed
It realizes on contactor and is sufficiently mixed with spray liquid.Catalytic contactor is made of several catalytic Contact units, each catalytic Contact
Unit is nested together but the conically shaped of discontiguous both ends open is constituted by multiple, and spray liquid can be on each conically shaped after spraying
Fluid film is formed, increases effectively the contact area of flue gas and spray liquid so that the denitrification efficiency of flue gas is improved.
Further, by by formed catalytic Contact unit conically shaped be provided with big mouth upward, osculum form directed downwardly,
It may make spray liquid to assemble in the lower end of conically shaped, and then moisture film can be formed so that flue gas is not only in the form of " gas phase " and spray
Liquid mixing is drenched, also there is the mixed effect being passed through in liquid so that reaction is more abundant.
Description of the drawings
Fig. 1 is the structural schematic diagram of the turbulent flow coupler of the utility model；
Fig. 2 is the structural schematic diagram of catalytic contactor in the utility model.
In figure：1 reaction tower, 2 air inlet pipe, 3 exhaust pipes, 4 uniform boards, 5 turbulence devices, 6 impellers, 7 catalytic contactors, 8 sprays
Shower pipe, 9 three phase separators, 10 nozzles, 11 water inlet pipes, 12 outlet pipes, 13 spray pumps, 14 transverse plates, 15 catalytic Contact units, 16
Male-tapered cylinder, 17 inner conical cylinders, 18 first intermediate conically shapeds, 19 second intermediate conically shapeds, 20 connecting rods.
Specific implementation mode
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1, the structural schematic diagram of the turbulent flow coupler of the utility model is given, by reaction tower 1, air inlet pipe
2, exhaust pipe 3 and spray pump 13 form, and the inside of reaction tower 1 is cylindrical cavity, and bottom and upper end are respectively arranged with air inlet
Pipe 2 and exhaust pipe 3, flue gas to be clean are passed through reaction tower 1 through air inlet pipe 2, and purified flue gas is discharged through exhaust pipe 3.Reaction
Uniform board 4, turbulence device 5, catalytic contactor 7, spray tube 8 and three-phase are disposed in the internal cavities of tower 1 from the bottom to top
Separator 9 is uniformly provided with through-hole on uniform board 5, so that flue gas passes through.Impeller 6 is evenly arranged in turbulence device 5.Into
Flue gas realize being uniformly distributed on 1 cross section of reaction tower through uniform board 4 first, then by the impeller in turbulence device 5,
Increase the flow velocity of flue gas.The bottom of reaction tower 1 is communicated through water inlet pipe 11 with the water inlet of spray pump 13, the water outlet of spray pump 13
It is communicated with spray tube 8 through outlet pipe 12.The liquid of 1 bottom of reaction tower is evacuated to through spray pump 13 in spray tube 8, to realize spray liquid
Recycle, liquid through on spray tube 8 nozzle 10 spray.
Shown in catalytic contactor 7 between turbulence device 5 and spray tube 8, liquid spray on catalytic contactor 7,
It realizes when flue gas passes through catalytic contactor 7 and is sufficiently mixed with liquid, to improve sulfureous in flue gas oxide and nitrogen oxides
Removal rate.After flue gas realizes contact with spray liquid, mixing, reaction, realize and purify, the flue gas of purification again through three phase separator 9,
Liquid, which is separated, flow to the bottom of reaction tower 1, and solid particle is trapped in three phase separator 9, free of contamination gas warp
Exhaust pipe 3 is discharged.
As shown in Fig. 2, the structural schematic diagram of catalytic contactor in the utility model is given, by transverse plate 14 and uniformly
The catalytic Contact unit 15 being set on transverse plate 14 forms, and each catalytic Contact unit 15 is by multiple tapers being nested together
Cylinder composition, conically shaped as shown in the figure use 4（In male-tapered cylinder 16, inner conical cylinder 17, the first intermediate conically shaped 18 and second
Between conically shaped 19）, each conically shaped is arranged in the form of " big mouth upward, small mouth down ", and is not connect between adjacent conical cylinder
It touches, but is fixedly connected by connecting rod 20.
Each conically shaped TiO of catalytic contactor 72For basis material, surface is coated with Ni2O3、Cu0、WO3And MoO3Shape
At nano particle, Ni2O3Nano particle and Cu0 nano particles are realized to NaClO, NaOH solution and NO, SO2The catalysis of reaction,
WO3And MoO3For antioxidant.
After spray liquid is sprayed on catalytic contactor 7, due to conically shaped surface Ni2O3、Cu0、WO3And MoO3Nanometer
The presence of particle can make spray liquid uniformly be attached on conically shaped, when flue gas flows through catalytic contactor 7 so that flue gas with
Spray liquid contact is more abundant, while in catalyst n i2O3, under the action of Cu0, be advantageously implemented NO, SO in flue gas2、NO2With
The abundant reaction of sodium hypochlorite and sodium hydroxide solution.Simultaneously as the small mouth down of conically shaped so that the lower end of each conically shaped
Opening is gathered into water layer, and flue gas needs are passed through from the water layer so that flue gas not only has " gas phase mixes " with spray liquid
Effect, but also have the effect of in " gas is passed through solution ".
Claims (3)
1. a kind of turbulent flow coupler, including reaction tower（1）, air inlet pipe（2）, exhaust pipe（3）And spray pump（13）, reaction tower it is interior
Portion is cavity, and air inlet pipe, exhaust pipe are communicated with the bottom of reaction tower and upper end respectively；In reaction tower internal cavities from the bottom to top according to
It is secondary to be provided with uniform board（4）, turbulence device（5）And spray tube（8）；It is characterized in that：It is uniformly provided with convenient for cigarette on uniform board
Gas by through-hole, be evenly distributed with multiple impellers in turbulence device（6）, spray tube uses multi-layer intercrossed setting, on spray tube
It is provided with nozzle（10）；It is provided with catalytic contactor between the turbulence device and spray tube（7）, catalytic contactor is by transverse plate
（14）With the catalytic Contact unit being uniformly arranged on transverse plate（15）Composition, catalytic Contact unit is by multiple two to be nested together
The conically shaped of end opening is constituted, conically shaped according to big mouth upward, osculum form arrangement directed downwardly, and do not connect between adjacent conical cylinder
It touches, adjacent conical cylinder through connecting rod（20）It is connected.
2. turbulent flow coupler according to claim 1, it is characterised in that：The reaction tower（1）The upper end of internal cavities is set
It is equipped with three phase separator（9）, the spray pump（13）Water inlet through water inlet pipe（11）With reaction tower（1）Bottom communicate, spray
The water outlet of pump is drenched through outlet pipe（12）With spray tube（8）It communicates.
3. turbulent flow coupler according to claim 1 or 2, it is characterised in that：Each catalytic Contact unit（15）In
The number of conically shaped is 4, respectively male-tapered cylinder（16）, inner conical cylinder（17）, the first intermediate conically shaped（18）In second
Between conically shaped（19）, inner conical cylinder, the second intermediate conically shaped, the first intermediate conically shaped, male-tapered cylinder lower end height drop successively
It is low.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721359145.6U CN207605600U (en) | 2017-10-20 | 2017-10-20 | Turbulent flow coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721359145.6U CN207605600U (en) | 2017-10-20 | 2017-10-20 | Turbulent flow coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207605600U true CN207605600U (en) | 2018-07-13 |
Family
ID=62793581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721359145.6U Expired - Fee Related CN207605600U (en) | 2017-10-20 | 2017-10-20 | Turbulent flow coupler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207605600U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112755777A (en) * | 2021-01-06 | 2021-05-07 | 南京东鸿连环环境技术有限公司 | Dust removal SOx/NOx control integration processing apparatus |
-
2017
- 2017-10-20 CN CN201721359145.6U patent/CN207605600U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112755777A (en) * | 2021-01-06 | 2021-05-07 | 南京东鸿连环环境技术有限公司 | Dust removal SOx/NOx control integration processing apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180713 Termination date: 20211020 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |