CN207237679U - A kind of ammonia spirit desulfurization denitrification apparatus - Google Patents
A kind of ammonia spirit desulfurization denitrification apparatus Download PDFInfo
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- CN207237679U CN207237679U CN201721100690.3U CN201721100690U CN207237679U CN 207237679 U CN207237679 U CN 207237679U CN 201721100690 U CN201721100690 U CN 201721100690U CN 207237679 U CN207237679 U CN 207237679U
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- ammonium hydroxide
- coil pipe
- ozone
- ammonia
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Abstract
The utility model discloses a kind of ammonia spirit desulfurization denitrification apparatus,Including smoke discharge pipe,The smoke discharge pipe side is equipped with digester,The digester is connected with smoke discharge pipe by pipeline,The desulfurization pot bottom is equipped with liquid collecting tank and top is equipped with heating tube,Ammonia spray layer and ammonia atomization spraying layer are equipped with the digester,The ammonia atomization spraying layer is arranged at the top of ammonia spray layer,The utility model at the top of digester by being arranged to semi-spherical shape,Denitration tank is arranged to spherical shape,Flue gas can be assembled when entering at the top of digester,Make ammonia spray abundant,When reaching denitration tank,Discharge area is small and ozone jet layer distribution area is big,It can be come into full contact with nitrogen oxides,Avoid denitration insufficient,By equipped with heating tube and temperature sensor,Be conducive to avoid the flue-gas temperature after desulfurization to form strong acid corrosion tank when being less than 150 degrees Celsius,And the resolution ratio of ozone is relatively low,Denitration efficiency is low.
Description
Technical field
Desulfuring and denitrifying apparatus field is the utility model is related to, more particularly to a kind of ammonia spirit desulfurization denitrification apparatus.
Background technology
Coal is the main primary energy in China, 64 percent is accounted in primary energy consumption, in coal-fired process
Many pollutants can be produced, wherein mainly have sulfur dioxide and nitrogen oxides, with expanding economy, the energy based on coal
Structure causes the discharge capacity of China's coal-fired flue-gas to greatly increase, and the pollution of sulfur dioxide and nitrogen oxides is increasingly severe, and produces
A series of problem, sulfur dioxide and nitrogen oxides and the acid rain formed by them, sulfate aerosol, photochemical fog are given birth to
Deng meeting serious threat health, plant growth is endangered, corrodes metal, desulphurization denitration there are many methods, existing to be taken off with ammonium hydroxide
During sulphur denitration, generally first with ammonia spray desulfurization and then by oxidizing and denitrating ozone, but many problems are still remained, therefore,
It is necessary to solve the above problems to invent a kind of ammonia spirit desulfurization denitrification apparatus.
Utility model content
The purpose of this utility model is to provide a kind of ammonia spirit desulfurization denitrification apparatus, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the utility model provides following technical solution：A kind of ammonia spirit desulfurization denitrification apparatus, including
Smoke discharge pipe, the smoke discharge pipe side are equipped with digester, and the digester is connected with smoke discharge pipe by pipeline, institute
State desulfurization pot bottom and be equipped with heating tube equipped with liquid collecting tank and top, ammonia spray layer and ammonia atomization are equipped with the digester
Spraying layer, the ammonia atomization spraying layer are arranged at the top of ammonia spray layer, and temperature is equipped with the top of the ammonia atomization spraying layer
Sensor and wind speed flowmeter, the wind speed flowmeter are arranged at temperature sensor side, temperature sensor and the wind speed stream
Gauge is fixedly connected with desulfurization top tank structure, and controller is equipped with outside the liquid collecting tank, rabble, institute are equipped with the liquid collecting tank
State rabble bottom side and be equipped with drain pipe, denitration tank is equipped with the top of the heating tube, the denitration tank is internally provided with ozone spray
Gas-bearing formation and gas detecting instrument, the gas detecting instrument are arranged at the top of ozone jet layer, and the denitration tank top is equipped with demister,
Air outlet pipe is equipped with the top of the demister, the outlet inside pipe wall is equipped with activated carbon fiber layers.
Preferably, the ammonia spray layer is equipped with multilayer, and the ammonia spray layer includes the first ammonium hydroxide inlet tube, the first ammonia
Water coil and ammonia spray head, the first ammonium hydroxide inlet tube are fixedly connected with the first ammonium hydroxide coil pipe, the first ammonium hydroxide coil pipe
Quantity is fixed by the bracket connection between multiple and the first ammonium hydroxide coil pipe, between the ammonia spray head quantity is multiple and uniform
Every being arranged at the first ammonium hydroxide coil pipe bottom, the first ammonium hydroxide coil pipe section is arranged to arc and ammonia spray head is perpendicular to first
Ammonium hydroxide coil pipe is set.
Preferably, the ammonia atomization spraying layer includes the second ammonium hydroxide inlet tube, the second ammonium hydroxide coil pipe and atomizer, described
Second ammonium hydroxide inlet tube is fixedly connected with the second ammonium hydroxide coil pipe, and the second ammonium hydroxide coil pipe quantity is multiple and the second ammonium hydroxide coil pipe
Between be fixed by the bracket connection, the atomizer quantity is arranged at the second ammonium hydroxide coil pipe bottom, institute for multiple and uniform intervals
State that the second ammonium hydroxide coil pipe section is arranged to arc and atomizer is set perpendicular to the second ammonium hydroxide coil pipe.
Preferably, the ozone jet layer includes ozone air inlet pipe, ozone coil pipe and ozone nozzle, the ozone air inlet pipe
It is fixedly connected with ozone coil pipe, the ozone coil pipe quantity is fixed by the bracket connection between multiple and ozone coil pipe, described
Ozone nozzle quantity is arranged at ozone coil pipe bottom for multiple and uniform intervals, and the ozone air inlet pipe side is equipped with gas flow
Control valve.
Preferably, semi-spherical shape is arranged at the top of the digester, the denitration tank is arranged to spherical shape, the air outlet pipe
Section is arranged to trapezoidal, the liquid collecting tank, heating tube, digester and the tank integrated shaping of denitration.
Preferably, the liquid collecting pot bottom is equipped with motor, and the rabble extends to liquid collecting pot bottom and connects with motor transmission
Connect, the rabble is equipped with multiple paddles.
Preferably, the heating pipe outer wall is equipped with heating layer, and heater strip, the heating layer outer wall are equipped with the heating layer
Equipped with polyurethane foam.
Preferably, the temperature sensor model is arranged to commercially available WZP-100 temperature sensors, the wind speed flow meter type
Number commercially available HY-LUGB wind speed flowmeter is arranged to, the gas detecting instrument model is arranged to commercially available GASALERTEXTREME gases
Detector, the temperature sensor, wind speed flowmeter and gas detecting instrument are electrically connected with controller.
The technique effect and advantage of the utility model：By being arranged to semi-spherical shape at the top of digester, denitration tank is arranged to
Spherical shape, flue gas enter digester at the top of when can assemble, make ammonia spray abundant, reach denitration tank when, discharge area it is small and
Ozone jet layer distribution area is big, can be come into full contact with nitrogen oxides, and the nitrogen oxides avoided fails to send out with ozone in time
Raw oxidation reaction, causes denitration insufficient, by equipped with heating tube and temperature sensor, being conducive to avoid the flue gas temperature after desulfurization
Degree forms strong acid corrosion tank when being less than 150 degrees Celsius, and the resolution ratio of ozone is relatively low, and denitration efficiency is low, by equipped with wind
Fast flowmeter, is conducive to controller control gas flow control valve so as to control ozone spouting velocity, avoids causing ozone to waste,
By equipped with gas detecting instrument, being conducive to detect the concentration of ozone, sulfur dioxide and nitrogen oxides, so as to learn desulphurization denitration journey
Degree so as to control the spray flux of ammonium hydroxide and avoid ozone do not come to react just by flue gas take to top discharge.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the ammonia atomization spraying layer structure diagram of the utility model.
Fig. 3 is the ammonia spray Rotating fields schematic diagram of the utility model.
Fig. 4 is the ozone jet Rotating fields schematic diagram of the utility model.
In figure：1 chimney, 2 digesters, 3 liquid collecting tanks, 4 heating tubes, 5 ammonia spray layers, 51 first ammonium hydroxide inlet tubes, 52
One ammonium hydroxide coil pipe, 53 ammonia spray heads, 6 ammonia atomization spraying layers, 61 second ammonium hydroxide inlet tubes, 62 second ammonium hydroxide coil pipes, 63 mists
Change device, 7 temperature sensors, 8 wind speed flowmeters, 9 rabbles, 10 drain pipes, 11 controllers, 12 denitration tanks, 13 ozone jet layers,
131 ozone air inlet pipe, 132 ozone coil pipes, 133 ozone nozzles, 14 gas detecting instruments, 15 demisters, 16 air outlet pipes, 17 activated carbons
Fibrous layer.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
The utility model provides a kind of ammonia spirit desulfurization denitrification apparatus as shown in Figs 1-4, including chimney 1, the cigarette
1 side of chimney is equipped with digester 2, and the digester 2 is connected with chimney 1 by pipeline, and 2 bottom of digester is equipped with liquid collecting tank 3
And top is equipped with heating tube 4, and ammonia spray layer 5 and ammonia atomization spraying layer 6, the ammonium hydroxide mist are equipped with the digester 2
Change spraying layer 6 and be arranged at the top of ammonia spray layer 5, the top of ammonia atomization spraying layer 6 is equipped with temperature sensor 7 and wind speed stream
Gauge 8, the wind speed flowmeter 8 are arranged at 7 side of temperature sensor, and the temperature sensor 7 and wind speed flowmeter 8 are with taking off
2 inner wall of sulphur tank is fixedly connected, and the outside of liquid collecting tank 3 is equipped with controller 11, and rabble 9 is equipped with the liquid collecting tank 3, described to stir
Mix 9 bottom side of bar and be equipped with drain pipe 10, the top of heating tube 4 is equipped with denitration tank 12, and the denitration tank 12 is internally provided with smelly
Oxygen jet layer 13 and gas detecting instrument 14, the gas detecting instrument 14 are arranged at the top of ozone jet layer 13, the denitration tank 12
Top is equipped with demister 15, and the top of demister 15 is equipped with air outlet pipe 16, and 16 inner wall of air outlet pipe is equipped with activated carbon fibre
Layer 17.
The ammonia spray layer 5 is equipped with multilayer, and the ammonia spray layer 5 includes the first ammonium hydroxide inlet tube 51, the first ammonium hydroxide
Coil pipe 52 and ammonia spray first 53, the first ammonium hydroxide inlet tube 51 are fixedly connected with the first ammonium hydroxide coil pipe 52, first ammonia
52 quantity of water coil is fixed by the bracket connection between multiple and the first ammonium hydroxide coil pipe 52, and first 53 quantity of ammonia spray is
Multiple and uniform intervals are arranged at 52 bottom of the first ammonium hydroxide coil pipe, and 52 section of the first ammonium hydroxide coil pipe is arranged to arc and ammonium hydroxide
Spray head 53 is set perpendicular to the first ammonium hydroxide coil pipe 52, is conducive to spray that area coverage is big, and spray is abundant, and effect is good, the ammonia
Water atomization spraying layer 6 includes the second ammonium hydroxide inlet tube 61, the second ammonium hydroxide coil pipe 62 and atomizer 63, the second ammonium hydroxide inlet tube
61 are fixedly connected with the second ammonium hydroxide coil pipe 62, and 62 quantity of the second ammonium hydroxide coil pipe is led between multiple and the second ammonium hydroxide coil pipe 62
Cross stent to be fixedly connected, 63 quantity of atomizer is arranged at 62 bottom of the second ammonium hydroxide coil pipe for multiple and uniform intervals, described
Second ammonium hydroxide coil pipe, 62 section is arranged to arc and atomizer 63 is set perpendicular to the second ammonium hydroxide coil pipe 62, is conducive to ammonia atomization
After spray, make spray abundant, effect is good, and the ozone jet layer 13 includes ozone air inlet pipe 131, ozone coil pipe 132 and ozone
Nozzle 133, the ozone air inlet pipe 131 are fixedly connected with ozone coil pipe 132, and 132 quantity of ozone coil pipe is multiple and smelly
Connection is fixed by the bracket between oxygen coil pipe 132,133 quantity of ozone nozzle is arranged at ozone disk for multiple and uniform intervals
132 bottom of pipe, 131 side of ozone air inlet pipe are equipped with gas flow control valve, are conducive to that ozone is evenly distributed and area is big,
Oxidation is abundant, and gas flow control valve can control ozone jet amount, avoid causing ozone to waste, and the top of digester 2 is set
Semi-spherical shape is set to, the denitration tank 12 is arranged to spherical shape, and 16 section of air outlet pipe is arranged to trapezoidal, the liquid collecting tank 3,
12 integrated molding of heating tube 4, digester 2 and denitration tank, is conducive to stabilized structure, and 3 bottom of liquid collecting tank is equipped with motor, institute
State rabble 9 and extend to 3 bottom of liquid collecting tank and motor drive connection, the rabble 9 is equipped with multiple paddles, is conducive to keep away
It is blocking to exempt from the condensation of desulphurization denitration product, it is difficult to discharge, 4 outer wall of heating tube is equipped with heating layer, is equipped with the heating layer
Heater strip, the heating layer outer wall are equipped with polyurethane foam, are conducive to flue gas, avoid the flue-gas temperature after desulfurization small
Strong acid corrosion tank, and less than 150 degrees Celsius are formed when 150 degrees Celsius, the resolution ratio of ozone is relatively low, and denitration efficiency is low,
7 model of temperature sensor is arranged to commercially available WZP-100 temperature sensors, and 8 model of wind speed flowmeter is arranged to commercially available
HY-LUGB wind speed flowmeters, 14 model of gas detecting instrument are arranged to commercially available GASALERTEXTREME gas detecting instruments, institute
State temperature sensor 7, wind speed flowmeter 8 and gas detecting instrument 14 to be electrically connected with controller 11, be conducive to intelligent control cigarette
The desulphurization denitration of gas, saves manpower and control is accurate, and effect is good.
This practicality operation principle：In use, the flue gas in chimney 1 enters digester 2, the multilayer ammonium hydroxide spray in digester 2
Drenching layer 5 carries out spray ammonium hydroxide, and ammonia atomization spraying layer 6 makes ammonia atomization by atomizer 63 and sprays, and makes spray more careful
Fully, ammonium hydroxide is reacted with the sulfur dioxide in flue gas carries out desulfurization, and the material of ammonium hydroxide and reaction generation after spray is each fallen within
Liquid collecting tank 3, the flue gas after desulfurization pass through heating tube 4, when flue-gas temperature is below 150 degrees Celsius, temperature sensor 7 detect by
Signal transmission controls the heater strip in heating layer to be heated to heating tube 4, flue gas is warming up to 150 to controller 11, controller 11
More than degree Celsius, the flue-gas temperature after desulfurization is avoided to form strong acid corrosion tank, and the decomposition of ozone when being less than 150 degrees Celsius
Rate is relatively low, and denitration efficiency is low, and the heated pipe 4 of flue gas enters ozone jet layer, and wind speed flowmeter 8 detects the flow speed of flue gas,
Controller 11 is transmitted a signal to, controller 11 controls gas flow control valve, and gas flow control valve can control ozone to spray
Gas velocity degree is identical with velocity of flue gas, avoids causing ozone to waste, and the flue gas after last desulphurization denitration removes water by demister 15
Molecule and noxious material, then drained into greatly by 17 purification filtering of activated carbon fiber layers in air outlet pipe 16, last clean gas
In gas, pollution environment is avoided, rabble 9 stirs desulphurization denitration product and the ammonium hydroxide fallen in liquid collecting tank 3, avoids desulphurization denitration
Product and ammonium hydroxide are condensed blocking and can recycled from the discharge of drain pipe 10.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify the technical solution described in foregoing embodiments, or to which part technical characteristic
Equivalent substitution is carried out, where within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of ammonia spirit desulfurization denitrification apparatus, including chimney（1）, it is characterised in that：The chimney（1）Side is equipped with digester
（2）, the digester（2）With chimney（1）Connected by pipeline, the digester（2）Bottom is equipped with liquid collecting tank（3）And top
Equipped with heating tube（4）, the digester（2）It is interior to be equipped with ammonia spray layer（5）With ammonia atomization spraying layer（6）, the ammonium hydroxide mist
Change spraying layer（6）It is arranged at ammonia spray layer（5）Top, the ammonia atomization spraying layer（6）Top is equipped with temperature sensor（7）
With wind speed flowmeter（8）, the wind speed flowmeter（8）It is arranged at temperature sensor（7）Side, the temperature sensor（7）With
Wind speed flowmeter（8）And digester（2）Inner wall is fixedly connected, the liquid collecting tank（3）Outside is equipped with controller（11）, the collection
Flow container（3）It is interior to be equipped with rabble（9）, the rabble（9）Bottom side is equipped with drain pipe（10）, the heating tube（4）Top
Equipped with denitration tank（12）, the denitration tank（12）It is internally provided with ozone jet layer（13）And gas detecting instrument（14）, the gas
Detector（14）It is arranged at ozone jet layer（13）Top, the denitration tank（12）Top is equipped with demister（15）, the demisting
Device（15）Top is equipped with air outlet pipe（16）, the air outlet pipe（16）Inner wall is equipped with activated carbon fiber layers（17）.
A kind of 2. ammonia spirit desulfurization denitrification apparatus according to claim 1, it is characterised in that：The ammonia spray layer（5）
Equipped with multilayer, the ammonia spray layer（5）Including the first ammonium hydroxide inlet tube（51）, the first ammonium hydroxide coil pipe（52）With ammonia spray head
（53）, the first ammonium hydroxide inlet tube（51）With the first ammonium hydroxide coil pipe（52）It is fixedly connected, the first ammonium hydroxide coil pipe（52）Number
Measure as multiple and the first ammonium hydroxide coil pipe（52）Between be fixed by the bracket connection, the ammonia spray head（53）Quantity to be multiple and
Uniform intervals are arranged at the first ammonium hydroxide coil pipe（52）Bottom, the first ammonium hydroxide coil pipe（52）Section is arranged to arc and ammonium hydroxide sprays
Drench head（53）Perpendicular to the first ammonium hydroxide coil pipe（52）Set.
A kind of 3. ammonia spirit desulfurization denitrification apparatus according to claim 1, it is characterised in that：The ammonia atomization spraying layer
（6）Including the second ammonium hydroxide inlet tube（61）, the second ammonium hydroxide coil pipe（62）And atomizer（63）, the second ammonium hydroxide inlet tube（61）
With the second ammonium hydroxide coil pipe（62）It is fixedly connected, the second ammonium hydroxide coil pipe（62）Quantity is multiple and the second ammonium hydroxide coil pipe（62）It
Between be fixed by the bracket connection, the atomizer（63）Quantity is arranged at the second ammonium hydroxide coil pipe for multiple and uniform intervals（62）Bottom
Portion, the second ammonium hydroxide coil pipe（62）Section is arranged to arc and atomizer（63）Perpendicular to the second ammonium hydroxide coil pipe（62）Set.
A kind of 4. ammonia spirit desulfurization denitrification apparatus according to claim 1, it is characterised in that：The ozone jet layer（13）
Including ozone air inlet pipe（131）, ozone coil pipe（132）With ozone nozzle（133）, the ozone air inlet pipe（131）With ozone disk
Pipe（132）It is fixedly connected, the ozone coil pipe（132）Quantity is multiple and ozone coil pipe（132）Between the company of being fixed by the bracket
Connect, the ozone nozzle（133）Quantity is arranged at ozone coil pipe for multiple and uniform intervals（132）Bottom, the ozone air inlet
Pipe（131）Side is equipped with gas flow control valve.
A kind of 5. ammonia spirit desulfurization denitrification apparatus according to claim 1, it is characterised in that：The digester（2）Top
It is arranged to semi-spherical shape, the denitration tank（12）It is arranged to spherical shape, the air outlet pipe（16）Section is arranged to trapezoidal, the collection
Flow container（3）, heating tube（4）, digester（2）With denitration tank（12）Integrated molding.
A kind of 6. ammonia spirit desulfurization denitrification apparatus according to claim 1, it is characterised in that：The liquid collecting tank（3）Bottom
Equipped with motor, the rabble（9）Extend to liquid collecting tank（3）Bottom is sequentially connected with motor, the rabble（9）It is equipped with more
A paddle.
A kind of 7. ammonia spirit desulfurization denitrification apparatus according to claim 1, it is characterised in that：The heating tube（4）Outer wall
Equipped with heating layer, heater strip is equipped with the heating layer, the heating layer outer wall is equipped with polyurethane foam.
A kind of 8. ammonia spirit desulfurization denitrification apparatus according to claim 1, it is characterised in that：The temperature sensor（7）
Model is arranged to commercially available WZP-100 temperature sensors, the wind speed flowmeter（8）Model is arranged to commercially available HY-LUGB wind speed stream
Gauge, the gas detecting instrument（14）Model is arranged to commercially available GASALERTEXTREME gas detecting instruments, the temperature sensor
（7）, wind speed flowmeter（8）And gas detecting instrument（14）And controller（11）It is electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721100690.3U CN207237679U (en) | 2017-08-30 | 2017-08-30 | A kind of ammonia spirit desulfurization denitrification apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721100690.3U CN207237679U (en) | 2017-08-30 | 2017-08-30 | A kind of ammonia spirit desulfurization denitrification apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207237679U true CN207237679U (en) | 2018-04-17 |
Family
ID=61883674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721100690.3U Expired - Fee Related CN207237679U (en) | 2017-08-30 | 2017-08-30 | A kind of ammonia spirit desulfurization denitrification apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207237679U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110743347A (en) * | 2019-11-11 | 2020-02-04 | 孟召阳 | A spray one-level absorption tower for among SOx/NOx control dust removal process |
| CN110921907A (en) * | 2019-12-13 | 2020-03-27 | 郴州万墨环保科技有限公司 | Desulfurization and denitrification equipment and method |
-
2017
- 2017-08-30 CN CN201721100690.3U patent/CN207237679U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110743347A (en) * | 2019-11-11 | 2020-02-04 | 孟召阳 | A spray one-level absorption tower for among SOx/NOx control dust removal process |
| CN110743347B (en) * | 2019-11-11 | 2022-01-25 | 山东福源电力技术有限公司 | A spray one-level absorption tower for among SOx/NOx control dust removal process |
| CN110921907A (en) * | 2019-12-13 | 2020-03-27 | 郴州万墨环保科技有限公司 | Desulfurization and denitrification equipment and method |
| CN110921907B (en) * | 2019-12-13 | 2022-02-18 | 郴州万墨环保科技有限公司 | Desulfurization and denitrification equipment and method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180417 Termination date: 20190830 |
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| CF01 | Termination of patent right due to non-payment of annual fee |