CN205495329U - SNCR flue gas desulphurization device - Google Patents
SNCR flue gas desulphurization device Download PDFInfo
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- CN205495329U CN205495329U CN201620346568.3U CN201620346568U CN205495329U CN 205495329 U CN205495329 U CN 205495329U CN 201620346568 U CN201620346568 U CN 201620346568U CN 205495329 U CN205495329 U CN 205495329U
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- conveying pipeline
- storage tank
- flue gas
- blender
- urea liquid
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Abstract
The utility model discloses a SNCR flue gas desulphurization device, including urea feed bin, measuring chute, proportioning bins, urea solution storage tank and blender, urea feed bin top is equipped with the inlet pipe, and the bottom is equipped with the conveying pipeline, conveying pipeline one end is connected at the measuring chute top, the measuring chute bottom is equipped with proportioning bins, proportioning bins is inside to be equipped with mixing system, and is equipped with the urea solution storage tank on one side of the proportioning bins, be equipped with the conveying pipeline between urea solution storage tank and the proportioning bins, the blender is located urea solution storage tank one side, and is equipped with the conveying pipeline between blender and the urea solution storage tank, blender right side lower part is equipped with the conveying pipeline, conveying pipeline one end is equipped with first injection layer respectively, the second sprays the layer and the third sprays the layer. This SNCR flue gas desulphurization device, urea solution can prepare into the requirement of urea solution in order to satisfy the different loads of boiler of different concentration with the fresh water (FW) mixture, the nozzle can arrange that the multilayer is in order to satisfy the regional requirement of different temperatures.
Description
Technical field
This utility model relates to technical field of chemical, is specially a kind of SNCR flue gas desulfurization device.
Background technology
SNCR (SNCR).SNCR refers to without under the effect of catalyst,
In " temperature window " of applicable denitration reaction, spray into reducing agent the nitrogen oxides in flue gas is reduced to nothing
The nitrogen of evil and water.Reducing agent NOx reaction only and in flue gas, does not reacts with oxygen, and this technology is not
Use catalyst, be in this way referred to as SNCR method (SNCR).With SNCR in stove
The reducing agent of system is prepared, dilutes, is sprayed, on the basis of control system, install flue gas afterbody denitration dress additional
Put (SCR), form SNCR/SCR combined denitration technique.At present, existing flue gas desulfurization plant running becomes
This height, continues on catalyst in denitrification process, therefore can cause air preheater blocking and the pressure loss etc.
Other flue gases open up the drawback that new technique causes, and existing flue gas desulfurization plant area area is big, in order to
Solve these problems, therefore, it is proposed that a kind of SNCR flue gas desulfurization device.
Utility model content
The purpose of this utility model is to provide a kind of SNCR flue gas desulfurization device, to solve above-mentioned background skill
The problem proposed in art.
For achieving the above object, this utility model provides following technical scheme: a kind of SNCR flue gas desulfurization fills
Put, including carbamide feed bin, measuring chute, batch bin, urea liquid storage tank and blender, described carbamide feed bin
Top is provided with feed pipe, and bottom is provided with conveying pipeline, and described conveying pipeline one end is connected to measuring chute top, institute
State and bottom measuring chute, be provided with batch bin, inside described batch bin, be provided with stirring system, and batch bin side sets
There is urea liquid storage tank, between described urea liquid storage tank and batch bin, be provided with conveying pipeline, described blender
It is positioned at urea liquid storage tank side, and between blender and urea liquid storage tank, is provided with conveying pipeline, described mixed
Clutch lower right side is provided with conveying pipeline, and described conveying pipeline one end is respectively equipped with the first jetted layers, the second injection
Layer and the 3rd jetted layers.
Preferably, described stirring system includes stirring motor, shaft and paddle.
Preferably, feed pipe one end that described carbamide feed bin top is provided with is provided with carbamide import.
Preferably, it is provided with dehvery pump between described urea liquid storage tank and batch bin.
Preferably, described batch bin top connects steam pipe, and the described steam pipe other end is connected to the
In one jetted layers, the second jetted layers and the 3rd jetted layers.
Preferably, described blender top connecting water pipe, the described water pipe other end is connected in batch bin,
And the conveying pipeline being provided with between water pipe with batch bin and urea liquid storage tank connects,
Preferably, described conveying pipeline, water pipe and steam pipe are provided with control valve.
Compared with prior art, the beneficial effects of the utility model are: this this SNCR flue gas desulfurization device,
Urea liquid can be hybridly prepared into the urea liquid of variable concentrations to meet boiler different load with fresh water (FW)
Requirement；Nozzle can arranging multiplayer to meet the requirement in different temperatures region, there is operating cost simultaneously low,
In denitrification process, continue on catalyst, thus without cause air preheater blocking and the pressure loss etc. other
Flue gas opens up the drawback that new technique causes, and occupation area of equipment is little, when the denitration technology of existing boiler transforms effect
When rate is relatively low, SNCR denitration Technical Economy is high, the whole reduction engineering of SNCR technique is just at boiler internal
Carry out, it is not necessary to additionally set up reactor, save space.
Accompanying drawing explanation
Fig. 1 is this utility model one SNCR flue gas desulfurization apparatus structure schematic diagram.
In figure: 1 carbamide feed bin, 2 measuring chutes, 3 batch bins, 4 urea liquid storage tanks, 5 blenders, 6
Carry out carbamide import, 7 control valves, 8 stirring systems, 9 dehvery pumps, 10 steam pipes, 11 water pipes, 12 defeated
Material pipe, 13 first jetted layers, 14 second jetted layers, 15 the 3rd jetted layers.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technology in this utility model embodiment
Scheme is clearly and completely described, it is clear that described embodiment is only this utility model one
Divide embodiment rather than whole embodiments.Based on the embodiment in this utility model, this area is common
The every other embodiment that technical staff is obtained under not making creative work premise, broadly falls into this
The scope of utility model protection.
Referring to Fig. 1, this utility model provides a kind of technical scheme: a kind of SNCR flue gas desulfurization device,
Including carbamide feed bin 1, measuring chute 2, batch bin 3, urea liquid storage tank 4 and blender 5, described urine
Element feed bin 1 top is provided with feed pipe, and bottom is provided with conveying pipeline 12, and described conveying pipeline 12 one end is connected to meter
Amount top, storehouse 2, is provided with batch bin 3 bottom described measuring chute 2, described batch bin 3 is internal is provided with stirring system
System 8, and batch bin 3 side is provided with urea liquid storage tank 4, described urea liquid storage tank 4 and batch bin 3
Between be provided with conveying pipeline 12, described blender 5 is positioned at urea liquid storage tank 4 side, and blender 5 with
Being provided with conveying pipeline 12 between urea liquid storage tank 4, described blender 5 lower right side is provided with conveying pipeline 12,
Described conveying pipeline 12 one end is respectively equipped with the first jetted layers the 13, second jetted layers 14 and the 3rd jetted layers 15.
This utility model is improved by: this SNCR flue gas desulfurization device, includes stirring by stirring system 8
Motor, shaft and paddle, it is possible to the carbamide uniform stirring of 3 in batch bin, by carbamide feed bin 1
Feed pipe one end that top is provided with is provided with carbamide import 6 such that it is able to make carbamide be entered carbamide by feed pipe
In feed bin 1, by being provided with dehvery pump 9 between urea liquid storage tank 4 and batch bin 3 such that it is able to will join
Dispensing in feed bin 3 is delivered in urea liquid storage tank 4, by batch bin 3 top by dehvery pump 9
Connecting steam pipe 10, described steam pipe 10 other end is connected to the first jetted layers 13, second and sprays
Layer 14 and the 3rd is in jetted layers 15, thus beneficially the heating in batch bin 3 and the first jetted layers 13,
The injection of urea liquid in second jetted layers 14 and the 3rd jetted layers 15, is connected by blender 5 top
Water pipe 11, described water pipe 11 other end is connected in batch bin 3, and water pipe 11 and batch bin 3 and urine
The conveying pipeline 12 being provided with between cellulose solution storage tank 4 connects, thus beneficially batch bin 3, urea liquid storage
Carbamide and the reaction of solution in tank 4 and blender 5, by conveying pipeline 12, water pipe 11 and steam pipe
10 are provided with control valve 7, it is possible to be controlled the flow of conveying pipeline 12, water pipe 11 and steam pipe 10.
Embodiment the most of the present utility model, for the ordinary skill people of this area
For Yuan, it is possible to understand that can be real to these in the case of without departing from principle of the present utility model and spirit
Executing example to carry out multiple change, revise, replace and modification, scope of the present utility model is by claims
And equivalent limits.
Claims (7)
1. a SNCR flue gas desulfurization device, including carbamide feed bin (1), measuring chute (2), batch bin (3),
Urea liquid storage tank (4) and blender (5), it is characterised in that: described carbamide feed bin (1) top sets
Having feed pipe, bottom to be provided with conveying pipeline (12), described conveying pipeline (12) one end is connected to measuring chute (2)
Top, described measuring chute (2) bottom is provided with batch bin (3), and internal being provided with of described batch bin (3) is stirred
Mix system (8), and batch bin (3) side is provided with urea liquid storage tank (4), described urea liquid storage tank
(4) and be provided with conveying pipeline (12) between batch bin (3), described blender (5) is positioned at urea liquid
Conveying pipeline (12) it is provided with between storage tank (4) side, and blender (5) and urea liquid storage tank (4),
Described blender (5) lower right side is provided with conveying pipeline (12), and described conveying pipeline (12) one end sets respectively
There are the first jetted layers (13), the second jetted layers (14) and the 3rd jetted layers (15).
A kind of SNCR flue gas desulfurization device the most according to claim 1, it is characterised in that: described
Stirring system (8) includes stirring motor, shaft and paddle.
A kind of SNCR flue gas desulfurization device the most according to claim 1, it is characterised in that: described
Feed pipe one end that carbamide feed bin (1) top is provided with is provided with carbamide import (6).
A kind of SNCR flue gas desulfurization device the most according to claim 1, it is characterised in that: described
Dehvery pump (9) it is provided with between urea liquid storage tank (4) and batch bin (3).
A kind of SNCR flue gas desulfurization device the most according to claim 1, it is characterised in that: described
Batch bin (3) top connects steam pipe (10), and described steam pipe (10) other end is connected to the
In one jetted layers (13), the second jetted layers (14) and the 3rd jetted layers (15).
A kind of SNCR flue gas desulfurization device the most according to claim 1, it is characterised in that: described
Blender (5) top connecting water pipe (11), described water pipe (11) other end is connected to batch bin (3)
In, and the conveying pipeline (12) being provided with between water pipe (11) and batch bin (3) and urea liquid storage tank (4)
Connection.
A kind of SNCR flue gas desulfurization device the most according to claim 1, it is characterised in that: described
Conveying pipeline (12), water pipe (11) and steam pipe (10) are provided with control valve (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620346568.3U CN205495329U (en) | 2016-04-20 | 2016-04-20 | SNCR flue gas desulphurization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620346568.3U CN205495329U (en) | 2016-04-20 | 2016-04-20 | SNCR flue gas desulphurization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205495329U true CN205495329U (en) | 2016-08-24 |
Family
ID=56706000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620346568.3U Active CN205495329U (en) | 2016-04-20 | 2016-04-20 | SNCR flue gas desulphurization device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205495329U (en) |
-
2016
- 2016-04-20 CN CN201620346568.3U patent/CN205495329U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170824 Address after: 207, room 1, building A, No. 20, South Central Road, Nansha street, Nansha District street, Guangzhou, Guangdong, 510000 Patentee after: GUANGZHOU SONGHE ENVIRONMENTAL PROTECTION TECHNOLOGY CO., LTD. Address before: 311800 Zhuji City, Shaoxing, Jiyang street, beautiful village, building 1, unit 501, 12, Patentee before: Zhou Jiannan |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 511457 room 402, 26 Jinlong Road, Nansha District, Guangzhou City, Guangdong Province Patentee after: Guangzhou Songhe Environmental Protection Technology Co.,Ltd. Address before: 510000 room 207, block a, No.20 Huanshi Avenue South, Nansha street, Nansha District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU SONGHE ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |