CN206793410U - A kind of power plant's denitrification apparatus - Google Patents
A kind of power plant's denitrification apparatus Download PDFInfo
- Publication number
- CN206793410U CN206793410U CN201720453750.3U CN201720453750U CN206793410U CN 206793410 U CN206793410 U CN 206793410U CN 201720453750 U CN201720453750 U CN 201720453750U CN 206793410 U CN206793410 U CN 206793410U
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- CN
- China
- Prior art keywords
- ammoniacal liquor
- upside
- power plant
- denitrating tower
- atomizing spray
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Abstract
The utility model discloses a kind of power plant's denitrification apparatus, including denitrating tower, the bottom of the denitrating tower is provided with ammoniacal liquor storage box, recovering mechanism is provided with the upside of the ammoniacal liquor storage box, the first catalyst filling layer is provided with the upside of the recovering mechanism, the first atomizing spray mechanism is provided with the upside of the first catalyst filling layer, the second catalyst filling layer is provided with the upside of the first atomizing spray mechanism, the second atomizing spray mechanism is provided with the upside of the second catalyst filling layer, ammoniacal liquor service tank is provided with the right side of the denitrating tower, the ammoniacal liquor service tank is connected by pipeline through the second liquid pump with ammoniacal liquor storage box.The utility model is reasonable in design, simple to operate, and denitration effect is good, and the flue gas for discharging power plant reaches discharge standard, is reused after the recyclable proportioning again of ammoniacal liquor, ammoniacal liquor is without interruption when ensure that denitration process, while saves the usage amount of ammoniacal liquor.
Description
Technical field
Power plant's denitration technology field is the utility model is related to, specially a kind of power plant's denitrification apparatus.
Background technology
At present, China is mainly generated electricity mainly based on thermal power generation by fire coal.The waste gas of coal-burning power plant is main
From dust-laden exhaust gas caused by flue gas caused by boiler combustion, pneumatic ash transmitting system intermediate exhaust and coal yard, and coal yard, original
Coal is broken and coal conveying caused by coal dust.Wherein, exhaust gas volumn caused by boiler combustion and the pollutant discharge amount contained by it are remote
Much larger than other waste gas, the pollutant in flue gas caused by boiler combustion has flying dust, SO2, NOx, CO, CO2, a small amount of fluoride
And chloride.The mineral matter composition that ratio shared by them is depended in coal, major pollutants be flying dust, coal dust, SO2 and
NOx。
Wherein, NOx can cause acid rain, acid rain can corrode building, the especially corruption to metal as wherein important pollutant
Corrosion of the erosion mainly to steel construction.Meanwhile acute hazard is also produced to plant, blade surface produces necrotic plaque, plant leaf
Withered and yellow, pest and disease damage aggravates, or directly makes plant leaf blade is withered to come off, or even kills vegetation.In addition, acid rain can also make crops big
The amplitude underproduction, particularly wheat, can the underproduction 13% to 34% under Acid Rain Effect.Soybean, vegetables are also easily endangered by acid rain,
Protein content and yield is caused to decline.Also, serious harm is also caused to human body, children immune function can be declined, also
There can be strong impulse effect to eye and respiratory mucosa, long-term influence also results in the infection of the upper respiratory tract, chronic bronchial
A variety of disease incidence increases such as inflammation, pulmonary emphysema, while old man's eye, the increase of respiratory tract illness rate can be made, seriously endanger the mankind
Health.
Therefore, progress denitration process is needed to discharge for flue gas caused by the burning in thermal power plant, in order to avoid
To environment and artificial into serious consequence.
Utility model content
The purpose of this utility model is to provide a kind of power plant's denitrification apparatus, to solve what is proposed in above-mentioned background technology
Problem.
To achieve the above object, the utility model provides following technical scheme：A kind of power plant's denitrification apparatus, including denitration
Tower, the bottom of the denitrating tower are provided with ammoniacal liquor storage box, and smoke inlet is provided with the denitrating tower, the ammoniacal liquor storage box
Upside is provided with recovering mechanism, and deflector is provided with the upside of the recovering mechanism, first is provided with the upside of the deflector
Catalyst filling layer, the first atomizing spray mechanism, the first atomization spray are provided with the upside of the first catalyst filling layer
The second catalyst filling layer is provided with the upside of leaching mechanism, the second atomization spray is provided with the upside of the second catalyst filling layer
Leaching mechanism, the first atomizing spray mechanism and the second atomizing spray mechanism are by pipeline through the first liquid pump and ammoniacal liquor storage box
It is connected, the upper end of the denitrating tower is provided with dedusting mechanism, and the upper end of the dedusting mechanism is provided with outlet flue, the denitration
Ammoniacal liquor service tank is provided with the right side of tower, the ammoniacal liquor service tank is connected by pipeline through the second liquid pump with ammoniacal liquor storage box,
The ammoniacal liquor service tank is connected by pipeline with high concentration ammoniacal liquor storage tank.
Preferably, the recovering mechanism includes guide ring, guiding gutter and mozzle, and the guide ring is arranged on denitrating tower
On madial wall and on the upside of guiding gutter, the lower end of the guiding gutter is connected by mozzle with ammoniacal liquor service tank.
Preferably, the dedusting mechanism is electrostatic precipitator, and the electrostatic precipitator is internally provided with active carbon layer.
Preferably, it is provided with control valve on the pipeline between the ammoniacal liquor service tank and high concentration ammoniacal liquor storage tank.
Preferably, ammonia concn detector and rabbling mechanism are provided with the ammoniacal liquor service tank.
Preferably, the smoke inlet is internally provided with filtrating smoke dust net.
Compared with prior art, the beneficial effects of the utility model are：Power plant's denitrification apparatus, it is reasonable in design,
Simple to operate, denitration effect is good, and the flue gas for discharging power plant reaches discharge standard, makes again after the recyclable proportioning again of ammoniacal liquor
With ammoniacal liquor is without interruption when ensure that denitration process, while saves the usage amount of ammoniacal liquor.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is cross section structure diagram of the present utility model；
Fig. 3 is the structural representation of ammoniacal liquor service tank of the present utility model.
In figure：1 denitrating tower, 2 ammoniacal liquor storage boxes, 3 recovering mechanisms, 31 deflectors, 32 guiding gutters, 33 mozzles, 4 first are urged
Agent packing layer, 5 first atomizing spray mechanisms, 6 second catalyst filling layers, 7 second atomizing spray mechanisms, 8 first liquid pumps, 9
Dedusting mechanism, 10 outlet flues, 11 ammoniacal liquor service tanks, 12 second liquid pumps, 13 high concentration ammoniacal liquor storage tanks, 14 active carbon layers, 15 controls
Valve processed, 16 ammonia concn detectors, 17 rabbling mechanisms, 18 smoke inlets, 19 filtrating smoke dust nets, 20 deflectors.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：A kind of power plant's denitrification apparatus, including denitrating tower
1, the bottom of the denitrating tower 1 is provided with ammoniacal liquor storage box 2, and smoke inlet 18, the ammoniacal liquor storage are provided with the denitrating tower 1
The upside of case 2 is provided with recovering mechanism 3, and the upside of the recovering mechanism 3 is provided with deflector 20, the upside of the deflector 20
The first catalyst filling layer 4 is provided with, the upside of the first catalyst filling layer 4 is provided with the first atomizing spray mechanism 5, institute
The upside for stating the first atomizing spray mechanism 5 is provided with the second catalyst filling layer 6, the upside of the second catalyst filling layer 6
The second atomizing spray mechanism 7 is provided with, atomizing spray mechanism 7 of the first atomizing spray mechanism 5 and second is passed through by pipeline
First liquid pump 8 is connected with ammoniacal liquor storage box 2, and the upper end of the denitrating tower 1 is provided with dedusting mechanism 9, the dedusting mechanism 9
Upper end is provided with outlet flue 10, and the right side of the denitrating tower 1 is provided with ammoniacal liquor service tank 11, and the ammoniacal liquor service tank 11 passes through pipe
The second liquid pump of road 12 is connected with ammoniacal liquor storage box 2, and the ammoniacal liquor service tank 11 passes through pipeline and high concentration ammoniacal liquor storage tank
13 are connected.
Specifically, the recovering mechanism 3 includes guide ring 31, guiding gutter 32 and mozzle 33, and the guide ring 31 is set
Supplied on the madial wall of denitrating tower 1 and positioned at the upside of guiding gutter 32, the lower end of the guiding gutter 32 by mozzle 33 and ammoniacal liquor
It is connected to case 11.
Specifically, the dedusting mechanism 9 is electrostatic precipitator, and the electrostatic precipitator is internally provided with active carbon layer
14。
Specifically, it is provided with control valve on the pipeline between ammoniacal liquor service tank 11 and high concentration the ammoniacal liquor storage tank 13
15。
Specifically, ammonia concn detector 16 and rabbling mechanism 17 are provided with the ammoniacal liquor service tank 11.
Specifically, the smoke inlet 18 is internally provided with filtrating smoke dust net 19.
Power plant's denitrification apparatus, in use, flue gas enters in denitrating tower 1 through smoke inlet, screen pack 19 may filter that cigarette
Dust in gas, the ammoniacal liquor that the first liquid pump 8 is extracted in ammoniacal liquor storage box 9 are sprayed by the first atomizing spray mechanism 5 and the second atomization
Drench the atomization of mechanism 7 to spray into denitrating tower 1, the catalyst in the first catalyst filling layer 4 and the second catalyst filling layer 6 is urged
Denitration process is carried out to flue gas under change effect, the ammoniacal liquor after denitration process is carried out and ammoniacal liquor service tank 11 is flowed into by recovering mechanism 3
In, then open control valve 15 and import the high concentration ammoniacal liquor in high concentration ammoniacal liquor storage tank 13 in ammoniacal liquor service tank 11, by the
Two liquid pumps 12 to ammoniacal liquor storage box 2 supplement the ammoniacal liquor of suitable concn, and the utility model is reasonable in design, simple to operate,
Denitration effect is good, and the flue gas for discharging power plant reaches discharge standard, reuses, ensure that de- after the recyclable proportioning again of ammoniacal liquor
Ammoniacal liquor is without interruption during nitre processing, while saves the usage amount of ammoniacal liquor.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of power plant's denitrification apparatus, including denitrating tower (1), it is characterised in that：The bottom of the denitrating tower (1) is provided with ammonia
Water storage box (2), smoke inlet (18) is provided with the denitrating tower (1), recovery is provided with the upside of the ammoniacal liquor storage box (2)
Mechanism (3), deflector (20) is provided with the upside of the recovering mechanism (3), first is provided with the upside of the deflector (20)
Catalyst filling layer (4), is provided with the first atomizing spray mechanism (5) on the upside of the first catalyst filling layer (4), and described
Be provided with the second catalyst filling layer (6) on the upside of one atomizing spray mechanism (5), the second catalyst filling layer (6) it is upper
Side is provided with the second atomizing spray mechanism (7), and the first atomizing spray mechanism (5) and the second atomizing spray mechanism (7) are logical
Piping is connected through the first liquid pump (8) with ammoniacal liquor storage box (2), and the upper end of the denitrating tower (1) is provided with dedusting mechanism
(9), the upper end of the dedusting mechanism (9) is provided with outlet flue (10), and ammoniacal liquor service tank is provided with the right side of the denitrating tower (1)
(11), the ammoniacal liquor service tank (11) is connected by pipeline through the second liquid pump (12) with ammoniacal liquor storage box (2), and the ammoniacal liquor supplies
It is connected to case (11) by pipeline with high concentration ammoniacal liquor storage tank (13).
A kind of 2. power plant's denitrification apparatus according to claim 1, it is characterised in that：The recovering mechanism (3) includes leading
Stream ring (31), guiding gutter (32) and mozzle (33), the guide ring (31) are arranged on the madial wall of denitrating tower (1) and are located at
On the upside of guiding gutter (32), the lower end of the guiding gutter (32) is connected by mozzle (33) with ammoniacal liquor service tank (11).
A kind of 3. power plant's denitrification apparatus according to claim 1, it is characterised in that：The dedusting mechanism (9) is electrostatic
Deduster, the electrostatic precipitator are internally provided with active carbon layer (14).
A kind of 4. power plant's denitrification apparatus according to claim 1, it is characterised in that：The ammoniacal liquor service tank (11) and height
Control valve (15) is provided with pipeline between concentration ammoniacal liquor storage tank (13).
A kind of 5. power plant's denitrification apparatus according to claim 1, it is characterised in that：Set on the ammoniacal liquor service tank (11)
It is equipped with ammonia concn detector (16) and rabbling mechanism (17).
A kind of 6. power plant's denitrification apparatus according to claim 1, it is characterised in that：The inside of the smoke inlet (18) is set
It is equipped with filtrating smoke dust net (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720453750.3U CN206793410U (en) | 2017-04-27 | 2017-04-27 | A kind of power plant's denitrification apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720453750.3U CN206793410U (en) | 2017-04-27 | 2017-04-27 | A kind of power plant's denitrification apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206793410U true CN206793410U (en) | 2017-12-26 |
Family
ID=60738579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720453750.3U Expired - Fee Related CN206793410U (en) | 2017-04-27 | 2017-04-27 | A kind of power plant's denitrification apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206793410U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108380023A (en) * | 2018-03-12 | 2018-08-10 | 中国科学院过程工程研究所 | A kind of flue gas desulfurization denitration dust-removing system and method |
| CN108704475A (en) * | 2018-06-12 | 2018-10-26 | 彭圆 | A kind of thermoelectricity station-service SCR denitration device |
| CN109289496A (en) * | 2018-10-31 | 2019-02-01 | 广州博昊勘测技术有限公司 | A kind of denitrating flue gas dust collect plant of the coal-fired plant with spray structure |
| CN110397913A (en) * | 2019-08-06 | 2019-11-01 | 新乡市汇能玉源发电有限公司 | A kind of furfural dregs Denitration in Boiler system effectively improving denitration efficiency |
-
2017
- 2017-04-27 CN CN201720453750.3U patent/CN206793410U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108380023A (en) * | 2018-03-12 | 2018-08-10 | 中国科学院过程工程研究所 | A kind of flue gas desulfurization denitration dust-removing system and method |
| CN108704475A (en) * | 2018-06-12 | 2018-10-26 | 彭圆 | A kind of thermoelectricity station-service SCR denitration device |
| CN109289496A (en) * | 2018-10-31 | 2019-02-01 | 广州博昊勘测技术有限公司 | A kind of denitrating flue gas dust collect plant of the coal-fired plant with spray structure |
| CN110397913A (en) * | 2019-08-06 | 2019-11-01 | 新乡市汇能玉源发电有限公司 | A kind of furfural dregs Denitration in Boiler system effectively improving denitration efficiency |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 |