CN208364218U - Integrated multi-functional jet control system - Google Patents
Integrated multi-functional jet control system Download PDFInfo
- Publication number
- CN208364218U CN208364218U CN201820953880.8U CN201820953880U CN208364218U CN 208364218 U CN208364218 U CN 208364218U CN 201820953880 U CN201820953880 U CN 201820953880U CN 208364218 U CN208364218 U CN 208364218U
- Authority
- CN
- China
- Prior art keywords
- module
- reducing agent
- input channel
- metered injection
- automatic filling
- 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
- 238000002347 injection Methods 0.000 claims abstract description 31
- 239000007924 injection Substances 0.000 claims abstract description 31
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 26
- 238000007664 blowing Methods 0.000 claims abstract description 24
- 239000004071 soot Substances 0.000 claims abstract description 24
- 238000005259 measurement Methods 0.000 claims abstract description 22
- 239000000243 solution Substances 0.000 claims abstract description 10
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 22
- 238000000197 pyrolysis Methods 0.000 claims description 15
- 230000008020 evaporation Effects 0.000 claims description 11
- 238000001704 evaporation Methods 0.000 claims description 11
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 6
- 229910021529 ammonia Inorganic materials 0.000 claims description 6
- 239000004202 carbamide Substances 0.000 claims description 6
- 229910000069 nitrogen hydride Inorganic materials 0.000 claims description 6
- 230000006855 networking Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 239000007921 spray Substances 0.000 description 8
- 239000007789 gas Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000738 capillary electrophoresis-mass spectrometry Methods 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Landscapes
- Treating Waste Gases (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
The utility model relates to denitration device technical fields, specifically a kind of integrated multi-functional jet control system, including metered injection module, measurement module, impulse soot blowing control module, reducing agent automatic filling module, Internet of Things module, metered injection module, measurement module, impulse soot blowing control module, reducing agent automatic filling module is connect with Internet of Things module respectively, metered injection module includes metering ejector pump, metering ejector pump is separately connected compressed air and reducing agent automatic filling module, reducing agent automatic filling module connects solution reservoir, metered injection pump output terminal connects input channel, circulation has boiler exhaust gas in input channel, the output end of input channel connects SCR reactor, measurement module is separately positioned on the input channel and output channel of SCR reactor, impulse soot blowing control module connects SCR reactor Soot blowing solenoid valve.The utility model metered injection module uses metering ejector pump, and adjustable range is big, adjusts than high, reaction is fast, and at low cost.
Description
Technical field
The utility model relates to denitration device technical field, specifically a kind of integrated multi-functional jet control system.
Background technique
SCR technology (SCR) is a processing work for NOx in stationary source or moving source exhaust emissions
That is, under the effect of the catalyst skill sprays into reducing agent ammonia or urea, the NOx in tail gas is reduced into N2And H2O。
When it is implemented, spraying reducing agent into pipeline using spray gun, spray gun connection flowmeter and regulating valve are to control spray
Amount of jet.Than low, precision is not high for the adjusting of regulating valve；Multiple regulating valves, the higher cost of system are needed in system；In addition, adjusting
It saves valve and connects highly pressurised liquid, liquid causes very big pressure to pipeline, is easy to produce leakage；In addition each part dispersion, installation
Process is cumbersome.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies of existing technologies, and provides a kind of integrated multifunctional spraying
Penetrate control system.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
A kind of integrated multi-functional jet control system, including metered injection module, measurement module, impulse soot blowing control mould
Block, reducing agent automatic filling module, Internet of Things module, metered injection module, measurement module, impulse soot blowing control module, reduction
Agent automatic filling module is connect with Internet of Things module respectively, and the metered injection module includes metering ejector pump, metering ejector pump
It is separately connected compressed air and reducing agent automatic filling module, reducing agent automatic filling module connects solution reservoir, metered injection
Pump output terminal connects input channel by spray gun, and circulation has boiler exhaust gas in input channel, and the output end of input channel connects SCR
Reactor, measurement module are separately positioned on the input channel and output channel of SCR reactor, the connection of impulse soot blowing control module
The soot blowing solenoid valve of SCR reactor.
Pyrolysis evaporation module, pyrolysis evaporation module attachment networking mould are set between the metering ejector pump and input channel
Block, pyrolysis evaporation module includes pyrolysis apparatus.
Urea or ammonia spirit are equipped in the solution reservoir.
The impulse soot blowing control module integrates in metered injection module.
The measurement module includes pressure sensor, temperature sensor and NOx/O2/NH3 measuring device.
Modules specifically act on:
Metered injection module: high-precision micro metering ejector pump is used, 0-7L/h and 0-40L/h, two grades may be implemented
Other reducing agent injection control can realize the accurate measurement injection of various flow rate by extending metered injection module；It can lead to
The accurate measurements reducing agent the amount of injection such as measurement flue gas flow, temperature, NOx concentration, pressure, target denitrification rate is crossed, realizes open loop control
System；The automatic the amount of injection of reducing agent can also be automatically adjusted by PID by setting target NOx concentration, be sprayed using small-sized two-fluid
Rifle, atomization precision is high, and metering is accurate.Built-in reducing agent store buffer tank, built-in liquidometer, thermometer, heater etc., reducing agent
Solenoid valve filling is automatically opened when amount of storage deficiency, when wretched insufficiency starts sound-light alarm, and site administrator is reminded to check also
Former agent fills reducing agent.
Measurement module: it can be separately installed or be used cooperatively with metered injection module；NOx/O2/NH3 measuring device
Core measures component, NOx measurement error≤± 5%, range maximum 1500ppm, NH3 measurement error using German import
≤ ± 5%, range maximum 50ppm are continuously measured instead of CEMS for the NOx/O2/NH3 of SCR reactor inlet and outlet.
Impulse soot blowing control module: can be integrated in metered injection module, connect soot blowing solenoid valve, can set frequency of soot blowing
With blowing time interval, catalyst blockage is effectively avoided.
Reducing agent automatic dissolving fill module: the module by stainless steel centrifugal pump, filter, flow controller, heater,
Framed composition is connected between reducing agent holding vessel and metering module control module, independent operating, when slow in metered injection module
When rushing tank liquid level deficiency, start filling operation automatically, while can be by starting heater dissolved urea.
Pyrolysis evaporation module: the module is made of high-temperature blower, electric heater, static mixer, temperature control, frame etc., should
Module can provide pyrolysis evaporation for urea liquid or ammonia spirit, generate ammonia and be evenly distributed on cigarette by ammonia-spraying grid
In gas.
Internet of Things module: each data in acquisition system, and it is transferred to server, user can be looked into real time by client
See equipment operation condition.
The utility model beneficial effect achieved is:
The utility model metered injection module uses high-precision micro metering ejector pump, and adjustable range is big, adjusts than high,
Reaction is fast, and at low cost；
Metered injection module is arranged close to the position of spray gun, reducing agent automatic filling module and metering by the utility model
Close to normal pressure, avoid high pressure causes to reveal manifold pressure between jet module；
The utility model modules acquire data by Internet of Things, and are transferred to server, convenient and efficient, overall structure
Integration degree is high.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structure schematic diagram of the utility model embodiment one；
Fig. 2 is the structure schematic diagram of the utility model embodiment two.
In figure: 1, boiler exhaust gas；2, spray gun；3, SCR reactor；4, soot blower；5, air-introduced machine；6, chimney；7, input pipe
Road；8, output channel；9, compressed air；10, metering ejector pump；11, Internet of Things module；12, impulse soot blowing control module；13,
Reducing agent automatic filling module；14, solution reservoir；15, metered injection module；16, measurement module；17, pyrolysis apparatus.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment one:
As shown in Figure 1,
A kind of integrated multi-functional jet control system, including metered injection module 15, measurement module 16, impulse soot blowing control
Molding block 12, reducing agent automatic filling module 13, Internet of Things module 11, metered injection module 15, measurement module 16, impulse soot blowing
Control module 12, reducing agent automatic filling module 13 are connect with Internet of Things module 11 respectively.
The metered injection module 15 includes metering ejector pump 10, and metering ejector pump 10 is separately connected compressed air 9 and goes back
Former agent automatic filling module 13, reducing agent automatic filling module 13 connect solution reservoir 14, and 10 output end of metering ejector pump passes through
Spray gun 2 connects input channel 7, and input channel 7 is connected with boiler exhaust gas 1, and the output end of input channel 7 connects SCR reactor 3.
3 output end of SCR reactor connects air-introduced machine 5 by output channel 8, and innocuous gas is passed through in chimney 6 and is discharged by air-introduced machine 5.
Measurement module 16 is separately positioned on the input channel 7 and output channel 8 of SCR reactor, and impulse soot blowing controls mould
Block 12 connects the soot blower 4 in SCR reactor, specifically connect with soot blowing solenoid valve.
Urea or ammonia spirit are equipped in the solution reservoir 14.
The impulse soot blowing control module 12 is integrated in metered injection module 15.
The measurement module 16 includes pressure sensor, temperature sensor and NOx/O2/NH3 measuring device.
Embodiment two:
As shown in Fig. 2, the present embodiment and specific embodiment one are essentially identical, the difference is that, the metering ejector pump
Setting pyrolysis evaporation module between 10 and input channel 7, pyrolysis evaporation module attachment networking module 11, pyrolysis evaporation module packet
Include pyrolysis apparatus 17.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it 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 is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of integrated multi-functional jet control system, which is characterized in that including metered injection module, measurement module, pulse
Soot-blowing control module, reducing agent automatic filling module, Internet of Things module, metered injection module, measurement module, impulse soot blowing control
Module, reducing agent automatic filling module are connect with Internet of Things module respectively, and the metered injection module includes metering ejector pump, meter
Amount jet pump is separately connected compressed air and reducing agent automatic filling module, and reducing agent automatic filling module connects solution reservoir,
Metered injection pump output terminal connects input channel, and circulation has boiler exhaust gas in input channel, and the output end of input channel connects SCR
Reactor, measurement module are separately positioned on the input channel and output channel of SCR reactor, the connection of impulse soot blowing control module
The soot blowing solenoid valve of SCR reactor.
2. integrated multi-functional jet control system according to claim 1, which is characterized in that the metering ejector pump with
Setting pyrolysis evaporation module between input channel, pyrolysis evaporation module attachment networking module, pyrolysis evaporation module includes pyrolysis
Device.
3. integrated multi-functional jet control system according to claim 1 or 2, which is characterized in that the solution reservoir
It is interior to be equipped with urea or ammonia spirit.
4. integrated multi-functional jet control system according to claim 1, which is characterized in that the impulse soot blowing control
Module is integrated in metered injection module.
5. integrated multi-functional jet control system according to claim 1, which is characterized in that the measurement module includes
Pressure sensor, temperature sensor and NOx/O2/NH3Measuring device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820953880.8U CN208364218U (en) | 2018-06-20 | 2018-06-20 | Integrated multi-functional jet control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820953880.8U CN208364218U (en) | 2018-06-20 | 2018-06-20 | Integrated multi-functional jet control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208364218U true CN208364218U (en) | 2019-01-11 |
Family
ID=64929876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820953880.8U Expired - Fee Related CN208364218U (en) | 2018-06-20 | 2018-06-20 | Integrated multi-functional jet control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208364218U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110064286A (en) * | 2019-04-12 | 2019-07-30 | 华电电力科学研究院有限公司 | A kind of cooling joint reducing agent of SNCR spray gun evaporates pyrolysis system and its working method |
-
2018
- 2018-06-20 CN CN201820953880.8U patent/CN208364218U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110064286A (en) * | 2019-04-12 | 2019-07-30 | 华电电力科学研究院有限公司 | A kind of cooling joint reducing agent of SNCR spray gun evaporates pyrolysis system and its working method |
| CN110064286B (en) * | 2019-04-12 | 2023-07-11 | 华电电力科学研究院有限公司 | SNCR spray gun cooling combined reducing agent evaporation pyrolysis system and working method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 256400 Qianbicun Section, Dongshouji Road, Huantai County, Zibo City, Shandong Province, 44 km away Patentee after: SHANDONG AIYIPU ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Address before: 256400 Qianbicun Section, Dongshouji Road, Huantai County, Zibo City, Shandong Province, 44 km away Patentee before: Shandong Aipu Environmental Protection Technology Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190111 |