CN203725017U - Ammonia water conveyor for SNCR (selective non-catalytic reduction) denitrification - Google Patents
Ammonia water conveyor for SNCR (selective non-catalytic reduction) denitrification Download PDFInfo
- Publication number
- CN203725017U CN203725017U CN201420066712.9U CN201420066712U CN203725017U CN 203725017 U CN203725017 U CN 203725017U CN 201420066712 U CN201420066712 U CN 201420066712U CN 203725017 U CN203725017 U CN 203725017U
- Authority
- CN
- China
- Prior art keywords
- valve
- conveying device
- ammoniacal liquor
- centrifugal pump
- ammonia water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
- Sewage (AREA)
Abstract
The utility model discloses an ammonia water conveyor for SNCR (selective non-catalytic reduction) denitrification, which comprises a supporting bracket and an ammonia water storage tank, wherein the supporting bracket is provided with at least one ammonia water conveying device; each ammonia water conveying device comprises a centrifugal pump, a check valve, a first ball valve and a relief valve; the output port of the storage tank is connected to a metering and mixing module via the centrifugal pump, check valve, first ball valve and relief valve; and the input end of the relief valve is also connected to the input port of the storage tank. The ammonia water conveyor is provided with two ammonia water conveying devices and two metering and mixing modules. A second ball valve and a filter screen are sequentially connected between the output port of the storage tank and the centrifugal pump in series. A pipeline between the filter screen and centrifugal pump is communicated to a first sewage discharge valve. In like manner, the output end of the check valve is also connected with a pressure meter and a second sewage discharge valve, and a shutoff ball valve is connected between the input end of the relief valve and the storage tank in series. The conveyor has the advantages of simple structure, low cost and high work efficiency, and is convenient to use.
Description
Technical field
The utility model relates to the ammoniacal liquor conveying device that a kind of SNCR denitration is used.
Background technology
SNCR denitration is to carry becoming a certain proportion of reducing agent after ammoniacal liquor and dilution water mixing by pump, injects the reducing agent after dilution at boiler correct position, and denitration reaction is carried out in reducing agent and flue gas mixing.This technology maturation is reliable, the high system run all right EM equipment module of reducing agent effective rate of utilization, take up an area little, without byproduct, non-secondary pollution.Ammoniacal liquor conveying device is indispensable conveying device and without existing finished product in SNCR denitration device.
Utility model content
The ammoniacal liquor conveying device that the utility model provides a kind of SNCR denitration to use.
The technical solution of the utility model is:
The ammoniacal liquor conveying device that a kind of SNCR denitration is used, comprise: bearing support and the fluid reservoir for ammoniacal liquor, at least one road ammoniacal liquor conveying device is installed on bearing support, this ammoniacal liquor conveying device comprises centrifugal pump, check-valves, the first ball valve and pressure-reducing valve, the delivery outlet of fluid reservoir is through centrifugal pump, check-valves, the first ball valve and pressure-reducing valve to metering mixing module, and the input of pressure-reducing valve is also connected to the input port of fluid reservoir.
Because the output flow of centrifugal pump is more constant, regulating pressure-reducing valve is the flow of adjustable inflow metering mixing module, and metering mixing module is the target output equipment of this dilution water conveying device.
As preferably, described ammoniacal liquor conveying device is provided with two covers, and described metering mixing module also has two.
As preferably, between the delivery outlet of described fluid reservoir and centrifugal pump, be connected in series successively the second ball valve and screen pack.
In order to facilitate blowdown, the pipeline connection between described screen pack and centrifugal pump is to the first blowoff valve.
In like manner, the output of described check-valves also connects Pressure gauge and the second blowoff valve.
In order to maintain easily, between the input of described pressure-reducing valve and described fluid reservoir, be connected in series Cutoff ball valve, between the output of described pressure-reducing valve and described fluid reservoir, be communicated with by isolating valve.
The utlity model has beneficial effect simple in structure, that cost is low, easy to use, operating efficiency is high.
Brief description of the drawings
Fig. 1 is overall structure schematic diagram of the present utility model.
Detailed description of the invention
Now by reference to the accompanying drawings the utility model is further described:
As shown in the figure, the ammoniacal liquor conveying device that a kind of SNCR denitration is used, comprise: bearing support 1 and the fluid reservoir for ammoniacal liquor, at least one road ammoniacal liquor conveying device is installed on bearing support 1, this ammoniacal liquor conveying device comprises centrifugal pump 24, check-valves 25, the first ball valve 28 and pressure-reducing valve 31, the delivery outlet of fluid reservoir is through centrifugal pump 24, check-valves 25, the first ball valve 28 and pressure-reducing valve 31 to metering mixing module, and the input of pressure-reducing valve 31 is also connected to the input port of fluid reservoir.
Described ammoniacal liquor conveying device is provided with two covers, and described metering mixing module also has two.
Between the delivery outlet of described fluid reservoir and centrifugal pump 24, be connected in series successively the second ball valve 21 and screen pack 22.
Pipeline connection between described screen pack 22 and centrifugal pump 24 is to the first blowoff valve 23.
The output of described check-valves 25 also connects Pressure gauge 26 and the second blowoff valve 27.
Between the input of described pressure-reducing valve 31 and described fluid reservoir, be connected in series Cutoff ball valve 30, between the output of described pressure-reducing valve 31 and described fluid reservoir, be communicated with by isolating valve 32.
Centrifugal pump 24 symmetries in two-way dilution water conveying device are arranged on bearing support 1, and centrifugal pump 24 can be selected flow 3m3/h, lift 150m.
Claims (6)
1. the ammoniacal liquor conveying device that SNCR denitration is used, it is characterized in that, comprise: bearing support (1) and the fluid reservoir for ammoniacal liquor, at least one road ammoniacal liquor conveying device is installed on bearing support (1), this ammoniacal liquor conveying device comprises centrifugal pump (24), check-valves (25), the first ball valve (28) and pressure-reducing valve (31), the delivery outlet of fluid reservoir is through centrifugal pump (24), check-valves (25), the first ball valve (28) and pressure-reducing valve (31) to metering mixing module, and the input of pressure-reducing valve (31) is also connected to the input port of fluid reservoir.
2. the ammoniacal liquor conveying device that a kind of SNCR denitration as claimed in claim 1 is used, is characterized in that, described ammoniacal liquor conveying device is provided with two covers, and described metering mixing module also has two.
3. the ammoniacal liquor conveying device that a kind of SNCR denitration as claimed in claim 1 is used, is characterized in that, is connected in series successively the second ball valve (21) and screen pack (22) between the delivery outlet of described fluid reservoir and centrifugal pump (24).
4. the ammoniacal liquor conveying device that a kind of SNCR denitration as claimed in claim 3 is used, is characterized in that, the pipeline connection between described screen pack (22) and centrifugal pump (24) is to the first blowoff valve (23).
5. the ammoniacal liquor conveying device that a kind of SNCR denitration as claimed in claim 4 is used, is characterized in that, the output of described check-valves (25) also connects Pressure gauge (26) and the second blowoff valve (27).
6. the ammoniacal liquor conveying device that a kind of SNCR denitration as described in claim 1-5 any one is used, it is characterized in that, between the input of described pressure-reducing valve (31) and described fluid reservoir, be connected in series Cutoff ball valve (30), between the output of described pressure-reducing valve (31) and described fluid reservoir, be communicated with by isolating valve (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420066712.9U CN203725017U (en) | 2014-02-14 | 2014-02-14 | Ammonia water conveyor for SNCR (selective non-catalytic reduction) denitrification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420066712.9U CN203725017U (en) | 2014-02-14 | 2014-02-14 | Ammonia water conveyor for SNCR (selective non-catalytic reduction) denitrification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203725017U true CN203725017U (en) | 2014-07-23 |
Family
ID=51195118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420066712.9U Expired - Fee Related CN203725017U (en) | 2014-02-14 | 2014-02-14 | Ammonia water conveyor for SNCR (selective non-catalytic reduction) denitrification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203725017U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110404325A (en) * | 2019-08-25 | 2019-11-05 | 湖北强达环保科技股份有限公司 | Integrated conveying device based on out of stock waste water |
-
2014
- 2014-02-14 CN CN201420066712.9U patent/CN203725017U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110404325A (en) * | 2019-08-25 | 2019-11-05 | 湖北强达环保科技股份有限公司 | Integrated conveying device based on out of stock waste water |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203955054U (en) | Two medium blenders of SCR denitrification apparatus | |
| CN203725017U (en) | Ammonia water conveyor for SNCR (selective non-catalytic reduction) denitrification | |
| CN102824841B (en) | Selective non-catalytic reduction (SNCR) denitration system of coal-fired circulating fluidized bed boiler | |
| CN202638336U (en) | Automatic medicine adding device for pure water station | |
| CN204563920U (en) | A kind of medium small boiler SNCR denitration system | |
| CN203725016U (en) | Ammonia water conveyor based on SNCR (selective non-catalytic reduction) denitrification | |
| CN203725111U (en) | Ammonia water conveyor for SNCR (selective non-catalytic reduction) denitrification | |
| CN203725015U (en) | Dilution water conveyor for SNCR denitrification | |
| CN203725018U (en) | Dilution water conveyor for SNCR (selective non-catalytic reduction) denitrification | |
| CN202968153U (en) | Double-tank three-pump chemical dosing device | |
| CN103433165A (en) | Compressed air and ammonia-water solution directional metering and dispensing device | |
| CN103157376A (en) | SNCR and SCR (Selective Non-catalytic Reduction and Selective Catalytic Reduction) combined reducing agent storage and preparation system | |
| CN107051157B (en) | SNCR denitration reducing agent preparation, storage and conveying system and method | |
| CN203459028U (en) | Ammonia water liquor diluting device | |
| CN205182498U (en) | A integrated pump station for flue gas denitration system | |
| CN203487581U (en) | Flow-variable circulation pressure-stabilizing water supply device | |
| CN209378808U (en) | A kind of transportation system of urea liquid dosage regulative mode optimization | |
| CN206121479U (en) | A stable transported prizes and personally experiences sth. part of body for SNCR denitration | |
| CN202700354U (en) | SNCR(Selective Non Catalytic Reduction) denitrification system of coal-fired circulating fluidized bed boiler | |
| CN202829661U (en) | Wastewater swirling system for desulfurization device of thermal power plant | |
| CN205346936U (en) | Modularization nitrating pot | |
| CN201671840U (en) | Device for extracting underground liquid | |
| CN202860577U (en) | Anti-suck-back device | |
| CN203459199U (en) | Compressed air and ammonia water solution directional metering and distribution device | |
| CN206802765U (en) | A kind of urea liquid conveying device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140723 Termination date: 20170214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |