CN205809022U - Portable denitration takes off two English catalyst performance detection devices - Google Patents
Portable denitration takes off two English catalyst performance detection devices Download PDFInfo
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- CN205809022U CN205809022U CN201620773481.4U CN201620773481U CN205809022U CN 205809022 U CN205809022 U CN 205809022U CN 201620773481 U CN201620773481 U CN 201620773481U CN 205809022 U CN205809022 U CN 205809022U
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Abstract
This utility model relates to a kind of portable denitration and takes off two English catalyst performance detection devices, including cleaner unit, cleaner unit is connected with effusion meter by pipeline, effusion meter is connected with heater by pipeline, heater is connected with A reactor by pipeline, A reactor is connected with second reactor by pipeline, second reactor is connected with three reactor by pipeline, three reactor connects exhaust blower by pipeline, it is respectively provided with the first pipeline on three reactor, second reactor is respectively provided with the second pipeline；Being respectively provided with the 3rd pipeline on A reactor, the first pipeline, the second pipeline, the 3rd pipeline are interconnected by the 5th pipeline, and the pipeline between heater with A reactor is connected by the 4th pipeline and the 5th pipeline.This utility model device is simple and practical, multiple functional, and flexibly, accurately, accurately assessment denitration takes off two English catalyst performances in test in transport.
Description
Technical field
This utility model relates to the device of a kind of catalyst detection, is specifically related to a kind of portable denitration and takes off two English catalysis
Agent device for detecting performance.
Background technology
Denitration and de-two English catalyst need to detect through performance with after using before use, with the set family planning of detection
Whether the catalyst produced can meet technique needs, and the activity of catalyst is directly connected in flue gas Pollutant Treatment efficiency etc.
Problem, implements catalyst performance detection, has great importance with use for operational management.
Major part uses the mode of laboratory preparation gas to detect catalyst performance under ideal conditions at present, but in reality
In running, flue gas condition is complicated and changeable, ideal gas cannot perfect reproduction actual motion condition, thus testing conditions has
Limitation.
Accordingly, it would be desirable to one can use actual flue gas to carry out the catalyst test system tested under actual working conditions
System.
Utility model content
The purpose of this utility model is to provide a kind of portable denitration and takes off two English catalyst performance detection devices, device letter
Single practical, multiple functional, transport flexibly, is tested accurately, thus accurately assessment denitration takes off two English catalyst performances.
A kind of portable denitration described in the utility model takes off two English catalyst performance detection devices, including cleaner unit,
Cleaner unit is connected with effusion meter by pipeline, and effusion meter is connected with heater by pipeline, and heater is anti-with one-level by pipeline
Answering device to connect, A reactor is connected with second reactor by pipeline, and second reactor is by pipeline with three reactor even
Connecing, three reactor connects exhaust blower by pipeline, three reactor is respectively provided with the first pipeline, second reactor is respectively provided with
Second pipeline；Being respectively provided with the 3rd pipeline on A reactor, the first pipeline, the second pipeline, the 3rd pipeline pass through the 5th pipeline phase
Intercommunicated, the pipeline between heater with A reactor is connected by the 4th pipeline and the 5th pipeline.
Three reactor, second reactor, one end of A reactor are respectively provided with the 7th pipeline, three reactor, two grades
Reactor, the other end of A reactor are respectively provided with the 8th pipeline, and each the 7th pipeline and the 8th pipeline are by the 6th pipeline even
Connect.
7th pipeline upper end arranges mass flowmenter, and mass flowmenter upper end arranges rotating speed effusion meter.
Communicated by the 9th pipeline between each mass flowmenter.
It is respectively provided with valve on each pipeline.
Three reactor, second reactor, one end of A reactor are respectively provided with temperature controller.
6th pipeline one end arranges smoke components on-line monitoring.
Arranging flue gas flow meter between effusion meter and heater, the pipeline between flue gas flow meter and heater passes through pipeline
Connect dosing pump and air compressor respectively.
This utility model denitration take off two English catalyst performances detection devices, including container, cleaner unit, temperature control system,
Flow control system, sensor unit, spray ammonia system, air distribution system, reactor assembly.
Described temperature control system includes heater and temperature controller；
Described heater is one or several the combination in electrical heating, gas heating, fuel Heating, coal-fired heating；
Described flow control system includes exhaust blower, flue gas flow meter；
Described sensor unit includes temperature sensor, pressure transducer, smoke components on-line monitoring；
Described spray ammonia system includes dosing pump, air compressor；
Described air distribution system includes mass flowmenter, spinner flowmeter.
Mass flow is calculated as MFC.
Described cleaner unit is one or several the combination in sack cleaner, stainless steel dedusting device, Ceramic dust collector；
Described reactor is the square stainless steel reactor of 160mm*160mm*300-2000mm.Square stainless steel reaction
Device is formed by 1-5 root is in series or in parallel, has heat-insulation layer and zone of heating outside reactor.
Whole system is positioned in container.
Square stainless steel reactor import connects one section of static mixer.
This utility model is by extraction boiler plant real gas, by heater control temperature, by exhaust blower 4 frequency conversion
Control flow, accurately control air distribution system by smoke components on-line monitoring and sensor and adjust gas concentration, needs are detected
Catalyst be arranged in reactor second reactor, A reactor, by gas by catalyst, by analyser and sensing
Device detects the target gas levels before and after each stage reactor, is calculated nitrogen nitride and the removal efficiency of two heroic spirit bodies, and
Activity constant K according to formula calculating catalyst:
K1=0.5*AV*lnM/ (M-η1)/(1-η1))
K2=-AV*ln1-η2/Q1
In formula:
K1For the active K value of catalyst removal nitrogen oxides, K2Active K value for catalyst removal two English class material.
AV is flue gas face velocity, refers to the exhaust gas volumn flowing through catalyst and catalyst reaction area ratio, m/h.
M is ammonia nitrogen mol ratio, 1.
Q1For the concentration of original two English class materials, ng/TEQ.
η1For removing the efficiency of nitrogen oxides, η=(C1-C2)/C1, wherein C1、C2It is respectively the nitrogen oxygen that reactor is imported and exported
Compound concentration mg/Nm3, %.
η2For removing the efficiency of two English class materials, %.
Described flue gas stably uses temperature by heater；Spray ammonia system uses ammonia or urea liquid urea pump
Or the twin injection that dosing pump mixes with compressed air.
Described air distribution system uses mass flowmenter or spinner flowmeter, the gas regulated by effusion meter have ammonia,
One in nitric oxide, nitrogen dioxide, sulfur dioxide, Hydrocarbon, carbon monoxide, hydrogen, mercury gas, air, nitrogen
Or several mixed gas.
Compared with prior art, this utility model has the advantages that
This utility model movable type denitration takes off two English catalyst performance detection devices, and device is simple and practical, multiple functional,
Flexibly, accurately, accurately assessment denitration takes off two English catalyst performances in test in transport.
Accompanying drawing explanation
Fig. 1, structural representation of the present utility model.
In figure, 1, air compressor, 2, spinner flowmeter, 3, mass flowmenter, 4, exhaust blower, 5, three reactor, 6,
Second reactor, 7, A reactor, 8, pressure transducer, 9, heater, 10, effusion meter, 11, cleaner unit, 12, temperature controls
Device, 13-1, the first pipeline, 13-2, the second pipeline, 13-3, the 3rd pipeline, 13-4, the 4th pipeline, 13-5, the 5th pipeline, 13-
6, the 6th pipeline, 13-7, the 7th pipeline, 13-8, the 8th pipeline, 13-9, the 9th pipeline, 14, container, 15, flue gas flow meter,
16, flue gas on-line analysis instrument, 17, dosing pump.
Detailed description of the invention
Below in conjunction with embodiment, this utility model is described further.
Embodiment 1
Portable denitration described in the present embodiment takes off two English catalyst performance detection devices, including cleaner unit 11, cleaner unit
11 are connected with effusion meter 10 by pipeline, and effusion meter 10 is connected with heater 9 by pipeline, and heater 9 is by pipeline and one-level
Reactor 7 connects, and A reactor 7 is connected with second reactor 6 by pipeline, and second reactor 6 is anti-by pipeline and three grades
Answering device 5 to connect, three reactor 5 connects exhaust blower 4 by pipeline, and three reactor 5 is respectively provided with the first pipeline 13-1, two grades
The second pipeline 13-2 it is respectively provided with on reactor 6；Be respectively provided with on A reactor 7 the 3rd pipeline 13-3, the first pipeline 13-1, second
Pipeline 13-2, the 3rd pipeline 13-3 are interconnected by the 5th pipeline 13-5, the pipeline between heater 9 and A reactor 7
Connected by the 4th pipeline 13-4 and the 5th pipeline 13-5.
Three reactor 5, second reactor 6, one end of A reactor 7 are respectively provided with the 7th pipeline 13-7, third-order reaction
Device 5, second reactor 6, the other end of A reactor 7 are respectively provided with the 8th pipeline 13-8, each the 7th pipeline 13-7 and the 8th
Pipeline 13-8 is connected by the 6th pipeline 13-6.
7th pipeline 13-7 upper end arranges mass flowmenter 3, and mass flowmenter 3 upper end arranges rotating speed effusion meter 2.
Communicated by the 9th pipeline 13-9 between each mass flowmenter 3.
It is respectively provided with valve on each pipeline.
Three reactor 5, second reactor 6, one end of A reactor 7 are respectively provided with temperature controller 12.
6th pipeline 13-6 one end arranges smoke components on-line monitoring 16.
Flue gas flow meter 15, the pipeline between flue gas flow meter 15 and heater 9 are set between effusion meter 10 and heater 9
Dosing pump 17 and air compressor 1 is connected respectively by pipeline.
Detect the target gas levels before and after each stage reactor by flue gas on-line analysis instrument 16 and sensor unit, calculate
Obtain nitrogen nitride and the removal efficiency of two heroic spirit bodies, and calculate the activity constant K of catalyst according to formula:
K1=0.5*AV*lnM/ (M-η1)/(1-η1))
K2=-AV*ln1-η2/Q1
Described reactor is the square stainless steel reactor of 160mm*160mm*300-2000mm.Square stainless steel reaction
Device is formed by 1-5 root is in series or in parallel, has heat-insulation layer and zone of heating outside reactor.
Square stainless steel reactor import connects one section of static mixer.
Whole system is positioned in container.
Described flue gas stably uses temperature by heater；Spray ammonia system uses ammonia or urea liquid urea pump
Or the twin injection that dosing pump mixes with compressed air.
Described air distribution system uses mass flowmenter or spinner flowmeter, the gas regulated by effusion meter have ammonia,
One in nitric oxide, nitrogen dioxide, sulfur dioxide, Hydrocarbon, carbon monoxide, hydrogen, mercury gas, air, nitrogen
Or several mixed gas.
Taking the catalyst of 2 pieces of 150mm*150mm*1200mm, specific surface area of catalyst is 420m2/m3, it is separately mounted to anti-
Answer in device, extract 208Nm by Frequency Converter Control exhaust blower3The exhaust gas volumn of/h, is adjusted to flue-gas temperature 360 DEG C, opens spray
Ammonia system, sprays into 600ml/h ammonia, the NO imported and exported by detectionxConcentration is respectively 1500mg/Nm3With 500mg/Nm3, calculate
Obtain K1It is 13.86, K2It is 21.12.
Embodiment 2
Taking the catalyst of 2 pieces of 150mm*150mm*600mm, specific surface area of catalyst is 800m2/m3, it is separately mounted to reaction
In device, extract 300Nm by Frequency Converter Control exhaust blower3The exhaust gas volumn of/h, is adjusted to 350 DEG C by flue-gas temperature, opens spray ammonia
System, sprays into 800ml/h ammonia, the NO imported and exported by detectionxConcentration is respectively 1000mg/Nm3With 100mg/Nm3, calculate
To K1It is 49.75, K2It is 36.50.
The device that the present embodiment is used is same as in Example 1.
Embodiment 3
Taking the catalyst of 1 piece of 150mm*150mm*600mm, specific surface area of catalyst is 1600m2/m3, it is separately mounted to anti-
Answer in device, extract 200Nm by Frequency Converter Control exhaust blower3The exhaust gas volumn of/h, is adjusted to flue-gas temperature 350 DEG C, opens spray
Ammonia system, sprays into 1000ml/h ammonia, the NO imported and exported by detectionxConcentration is respectively 2000mg/Nm3With 100mg/Nm3, meter
Calculation obtains K1It is 26.61, K2It is 13.87.
The device that the present embodiment is used is same as in Example 1.
Claims (8)
1. portable denitration takes off two English catalyst performance detection devices, including cleaner unit (11), it is characterised in that dedusting
Device (11) is connected with effusion meter (10) by pipeline, and effusion meter (10) is connected with heater (9) by pipeline, and heater (9) leads to
Crossing pipeline to be connected with A reactor (7), A reactor (7) is connected with second reactor (6) by pipeline, second reactor
(6) being connected with three reactor (5) by pipeline, three reactor (5) connects exhaust blower (4), three reactor by pipeline
(5) it is respectively provided with the first pipeline (13-1) on, second reactor (6) is respectively provided with the second pipeline (13-2)；On A reactor (7)
Being respectively provided with the 3rd pipeline (13-3), the first pipeline (13-1), the second pipeline (13-2), the 3rd pipeline (13-3) pass through the 5th pipeline
(13-5) being interconnected, the pipeline between heater (9) and A reactor (7) is by the 4th pipeline (13-4) and the 5th pipeline
(13-5) connect.
Portable denitration the most according to claim 1 takes off two English catalyst performance detection devices, it is characterised in that three grades
Reactor (5), second reactor (6), one end of A reactor (7) are respectively provided with the 7th pipeline (13-7), three reactor
(5), second reactor (6), the other end of A reactor (7) be respectively provided with the 8th pipeline (13-8), each the 7th pipeline (13-
7) connected by the 6th pipeline (13-6) with the 8th pipeline (13-8).
Portable denitration the most according to claim 2 takes off two English catalyst performance detection devices, it is characterised in that the 7th
Pipeline (13-7) upper end arranges mass flowmenter (3), and mass flowmenter (3) upper end arranges rotating speed effusion meter (2).
Portable denitration the most according to claim 3 takes off two English catalyst performance detection devices, it is characterised in that each
Communicated by the 9th pipeline (13-9) between mass flowmenter (3).
Portable denitration the most according to claim 1 takes off two English catalyst performance detection devices, it is characterised in that each
Valve it is respectively provided with on pipeline.
Portable denitration the most according to claim 1 takes off two English catalyst performance detection devices, it is characterised in that three grades
Reactor (5), second reactor (6), one end of A reactor (7) are respectively provided with temperature controller (12).
Portable denitration the most according to claim 2 takes off two English catalyst performance detection devices, it is characterised in that the 6th
Pipeline (13-6) one end arranges smoke components on-line monitoring (16).
Portable denitration the most according to claim 1 takes off two English catalyst performance detection devices, it is characterised in that flow
Arranging flue gas flow meter (15) between meter (10) and heater (9), the pipeline between flue gas flow meter (15) and heater (9) leads to
Cross pipeline and connect dosing pump (17) and air compressor (1) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620773481.4U CN205809022U (en) | 2016-07-21 | 2016-07-21 | Portable denitration takes off two English catalyst performance detection devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620773481.4U CN205809022U (en) | 2016-07-21 | 2016-07-21 | Portable denitration takes off two English catalyst performance detection devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205809022U true CN205809022U (en) | 2016-12-14 |
Family
ID=57509164
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620773481.4U Expired - Fee Related CN205809022U (en) | 2016-07-21 | 2016-07-21 | Portable denitration takes off two English catalyst performance detection devices |
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| CN (1) | CN205809022U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106908565A (en) * | 2017-01-13 | 2017-06-30 | 武汉都市环保工程技术股份有限公司 | A kind of SCR catalyst performance test methods |
| CN113533023A (en) * | 2021-07-14 | 2021-10-22 | 华电电力科学研究院有限公司 | Flow-adjustable denitration catalyst abrasion strength testing device and testing method |
-
2016
- 2016-07-21 CN CN201620773481.4U patent/CN205809022U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106908565A (en) * | 2017-01-13 | 2017-06-30 | 武汉都市环保工程技术股份有限公司 | A kind of SCR catalyst performance test methods |
| CN113533023A (en) * | 2021-07-14 | 2021-10-22 | 华电电力科学研究院有限公司 | Flow-adjustable denitration catalyst abrasion strength testing device and testing method |
| CN113533023B (en) * | 2021-07-14 | 2023-06-27 | 华电电力科学研究院有限公司 | Flow-adjustable denitration catalyst abrasion strength testing device and testing method |
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| 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: 20161214 Termination date: 20210721 |
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| CF01 | Termination of patent right due to non-payment of annual fee |