CN206531829U - A kind of SCR catalyst Performance Test System - Google Patents
A kind of SCR catalyst Performance Test System Download PDFInfo
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- CN206531829U CN206531829U CN201720039329.8U CN201720039329U CN206531829U CN 206531829 U CN206531829 U CN 206531829U CN 201720039329 U CN201720039329 U CN 201720039329U CN 206531829 U CN206531829 U CN 206531829U
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- flue gas
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- storage tank
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Abstract
The utility model provides a kind of SCR catalyst Performance Test System, including natural gas storage tank, small gas stove, temperature measuring equipment, ammonia storage tank, hydrogen-catalyst reactor, the natural gas storage tank is connected with small gas stove air inlet, small gas stove gas outlet is connected by flue gas input channel with hydrogen-catalyst reactor, temperature measuring equipment and the ammonia storage tank is arranged on flue gas input channel, flue gas analysis device before reaction is provided with flue gas input channel between temperature measuring equipment and the ammonia storage tank, flue gas analysis device after the flue gas exit pipe road coupled reaction of the hydrogen-catalyst reactor.The SCR catalyst Performance Test System can not only effective detection SCR catalyst denitration efficiency, while the oxidation efficiency of in complicated smoke components catalyst to Elemental Mercury can be tested, and the catalyst can be detected to SO2Oxidation efficiency, by test result identify SCR denitration whether be applied to commercial Application.
Description
Technical field
The utility model belongs to catalyst performance test equipment technical field, and in particular to a kind of SCR catalyst performance is surveyed
Test system.
Background technology
With the pay attention to day by day of Environmental problem, emission of all industrial pollutants index is also increasingly strict, in coal electricity
The row of key area coal-burning power plant nitrogen oxides is just defined in industry, the fossil-fuel power plant atmospheric pollutant emission standard of version in 2011
Limit value is put for 100mg/m3, SO2Emission limit be 50mg/m3, and Hg in coal-fired flue-gas is defined first0Emission limit
For 0.03mg/Nm3.And in the ultra-clean discharge of newest proposition, the emission limit of nitrogen oxides as little as 50mg/m3。
In NOxIn treatment technology, selective catalytic reduction（SCR）It is a kind of current denitration technology of efficiency highest, takes off
Nitre efficiency can reach more than 85%, in addition, there are some researches show SCR denitration is in catalysis NH3Reduce NOxWhile, also can
Hg in enough catalysis oxidation flue gases0, reach the purpose of denitrogenation demercuration simultaneously.
The core of SCR denitration system is denitrating catalyst, before denitrating catalyst application, need to be to the property of SCR catalyst
It can carry out comprehensive sign, including SO in the denitration efficiency of catalyst, elemental mercury oxidation efficiency and flue gas3Conversion ratio.It is existing
SCR catalyst performance test be usually tested by Catalyst Production manufacturer or carry out medium-sized performance test, when there is test
Between the shortcomings of long, experimentation cost is high, Gas Parameters regulation is difficult.
Utility model content
The purpose of this utility model is to provide a kind of SCR catalyst Performance Test System, so as in pilot scale test system
Denitration performance, elemental mercury oxidation performance and SO to SCR catalyst2Oxygenation efficiency is characterized comprehensively, is urged with understanding all kinds of differences
Denitration demercuration performance of the agent under various different temperatures and flue gas condition.
The technical solution of the utility model there is provided a kind of SCR catalyst Performance Test System, including natural gas storage tank,
Small gas stove, temperature measuring equipment, ammonia storage tank, hydrogen-catalyst reactor, the natural gas storage tank and small gas stove air inlet phase
Even, small gas stove gas outlet is connected by flue gas input channel with hydrogen-catalyst reactor, temperature measuring equipment and the ammonia storage tank
It is arranged on flue gas input channel, cigarette before reaction is provided with the flue gas input channel between temperature measuring equipment and the ammonia storage tank
Qi leel analysis apparatus, flue gas analysis device after the flue gas exit pipe road coupled reaction of the hydrogen-catalyst reactor.
Further, the flue gas exit pipe road of the hydrogen-catalyst reactor is also connected with absorbent charcoal adsorber.
Further, it is provided with the flue gas input channel on mixed gas tank, the mixed gas tank and is connected with NOxAddition dress
Put, SO2Adding set and Hg0Adding set.
Further, the temperature measuring equipment is connected with mixed gas tank.
Further, flue gas analysis device includes NO before the reactionxAnd SO2Analytic unit one and Hg0Analytic unit one；
The NOxAnd SO2Analytic unit one includes mass flowmenter one and flue gas analyzer, and one end of mass flowmenter one and flue gas are defeated
Enter pipeline connection, the other end is connected with flue gas analyzer；The Hg0Analytic unit one includes mass flowmenter two and Hg0Continuous prison
Instrument is surveyed, one end of mass flowmenter two is connected with flue gas input channel, the other end and Hg0Continuous monitor is connected.
Further, flue gas analysis device includes NO after the reactionxAnd SO2Analytic unit two, Hg0The He of analytic unit two
SO3Analytic unit；The NOxAnd SO2Analytic unit two includes mass flowmenter three and flue gas analyzer, mass flowmenter three
One end is connected with flue gas exit pipe road, and the other end is connected with flue gas analyzer；The Hg0Analytic unit two includes mass flowmenter
Four and Hg0Continuous monitor, one end of mass flowmenter four is connected with flue gas exit pipe road, the other end and Hg0Continuous monitor connects
Connect；The SO3Analytic unit includes mass flowmenter five and SO3Concentration detector, one end and the flue gas of mass flowmenter five are exported
Pipeline is connected, the other end and SO3Concentration detector is connected.
Further, catalyst is provided with multilayer in the hydrogen-catalyst reactor.
Further, it is connected with pressure fan on the small small gas stove.
The beneficial effects of the utility model：This SCR catalyst Performance Test System that the utility model is provided can not only
The denitration efficiency of enough effective detection SCR catalysts, while oxygen of the catalyst to Elemental Mercury in complicated smoke components can be tested
Change efficiency, and the catalyst can be detected to SO2Oxidation efficiency, by test result identify SCR denitration be
It is no to be applied to commercial Application.
The utility model is described in further details below with reference to accompanying drawing.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model SCR catalyst Performance Test System.
Description of reference numerals：1st, pressure fan；2nd, small gas stove；3rd, natural gas storage tank；4、NOxAdding set；5、SO2Add
Feeder apparatus；6th, gas tank is mixed；7th, temperature measuring equipment；8、Hg0Adding set；9、NOxAnd SO2Analytic unit one；10th, four-way valve one；11、
Hg0Analytic unit one；12nd, hydrogen-catalyst reactor；13rd, ammonia storage tank；14th, four-way valve two；15、NOxAnd SO2Analytic unit two；
16、Hg0Analytic unit two；17th, triple valve；18、SO3Analytic unit；19th, absorbent charcoal adsorber.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, 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 all other embodiment obtained, belongs to the scope of the utility model protection.
As shown in figure 1, present embodiments provide a kind of SCR catalyst Performance Test System, including it is natural gas storage tank 3, small
Type gas furnace 2, temperature measuring equipment 7, ammonia storage tank 13, hydrogen-catalyst reactor 12, the natural gas storage tank 3 enter with small gas stove 2
Gas port is connected, and the gas outlet of small gas stove 2 is connected by flue gas input channel with hydrogen-catalyst reactor 12, the temperature measuring equipment 7
It is arranged on ammonia storage tank 13 on flue gas input channel, the flue gas input channel between the temperature measuring equipment 7 and ammonia storage tank 13
On be provided with flue gas analysis device before reaction, flue gas analysis after the flue gas exit pipe road coupled reaction of the hydrogen-catalyst reactor 12
Device.
The embodiment of refinement, the flue gas of test is produced by the burning natural gas of small gas stove 2, and in order to avoid production
NO in raw flue gasx、SO2And Hg0Amount is few, is not easy to detection, and mixed gas tank 6 is provided with the flue gas input channel, described mixed
NO is connected with gas tank 6xAdding set 4, SO2Adding set 5 and Hg0Adding set 8, the NO of additionx、SO2、Hg0With burning production
Raw flue gas is well mixed in mixed gas tank 6.The temperature measuring equipment 7 is connected with the mixed inside of gas tank 6, and temperature measuring equipment 7 is used to measure
The temperature of flue gas, to detect performance of the catalyst under condition of different temperatures.The mixed outlet of gas tank 6 passes through pipe with four-way valve 1
Road is connected, and three outlets of four-way valve 1 pass through NO of the pipeline respectively with flue gas analysis device before reactionxAnd SO2Analytic unit
One 9 and Hg0Analytic unit 1, and the entrance of hydrogen-catalyst reactor 12 are connected, and NO in flue gas is tested before catalytic reaction respectivelyx、
SO2And Hg0Content, ammonia storage tank 13 sprays NH with hydrogen-catalyst reactor 123Entrance is connected by pipeline, and catalyst is arranged in catalysis
, can be correspondingly by hydrogen-catalyst reactor 12 according to the catalyst number of plies of SCR catalysis systems in actual production in agent reactor 12
Interior catalyst is provided with multilayer.The outlet of hydrogen-catalyst reactor 12 is connected with four-way valve 2 14, and three outlets of four-way valve 2 14 are logical
The NO of piping respectively with flue gas analysis device after reactionxAnd SO2Analytic unit 2 15, Hg0Analytic unit 2 16 and SO3Analysis
Unit 18 is connected, and NO in flue gas is tested after catalytic reaction respectivelyx、SO2And Hg0Content and SO3Concentration, so as to detect this
The denitration efficiency of catalyst, and to SO2And Hg0Oxidation efficiency.
Wherein, NO described in flue gas analysis device before reactingxAnd SO2Analytic unit 1 includes mass flowmenter one and flue gas
Analyzer, one end of mass flowmenter one is connected with four-way valve 1, and the other end is connected with flue gas analyzer；The Hg0Analysis
Unit 1 includes mass flowmenter two and Hg0Continuous monitor, one end of mass flowmenter two is connected with four-way valve 1, separately
One end and Hg0Continuous monitor is connected.NO described in flue gas analysis device after reactionxAnd SO2Analytic unit 2 15 includes quality stream
Gauge three and flue gas analyzer, one end of mass flowmenter three are connected with four-way valve 2 14, and the other end is connected with flue gas analyzer；
The Hg0Analytic unit 2 16 includes mass flowmenter four and Hg0Continuous monitor, one end of mass flowmenter four and four-way valve
2 14 connections, the other end and Hg0Continuous monitor is connected；The SO3Analytic unit 18 includes mass flowmenter five and SO3Concentration
Detector, one end of mass flowmenter five is connected with four-way valve 2 14, the other end and SO3Concentration detector is connected.
And it is connected with pressure fan 1 on combustion of natural gas efficiency in small gas stove 2, the small gas stove 2 to improve.
Optimization, in order to avoid environmental pollution, the flue gas exit pipe road of the hydrogen-catalyst reactor 12 is also connected with activated carbon
Adsorbent equipment 19；Specifically, the outlet of hydrogen-catalyst reactor 12 is connected with four-way valve 2 14, three outlets of four-way valve 2 14 pass through
The NO of pipeline respectively with flue gas analysis device after reactionxAnd SO2Analytic unit 2 15, Hg0Analytic unit 2 16, and triple valve
17 connections, the SO of two of triple valve 17 outlets respectively with flue gas analysis device after reaction3Analytic unit 18 and activated carbon are inhaled
Adsorption device 19 is connected, and the flue gas after test is adsorbed by absorbent charcoal adsorber 19.
In summary, this SCR catalyst Performance Test System that the utility model is provided can not only effective detection SCR
The denitration efficiency of catalyst, while the oxidation efficiency of in complicated smoke components catalyst to Elemental Mercury can be tested, and
The catalyst can be detected to SO2Oxidation efficiency, by test result identify SCR denitration whether be applied to industry should
With.
Exemplified as above is only for example, not constituting to protection domain of the present utility model to of the present utility model
Limitation, it is every to be belonged to the same or analogous design of the utility model within protection domain of the present utility model.
Claims (8)
1. a kind of SCR catalyst Performance Test System, it is characterised in that：Including natural gas storage tank (3), small gas stove (2), survey
Warm device (7), ammonia storage tank (13), hydrogen-catalyst reactor (12), the natural gas storage tank (3) and small gas stove (2) air inlet
Mouth is connected, and small gas stove (2) gas outlet is connected by flue gas input channel with hydrogen-catalyst reactor (12), the temperature measuring equipment
(7) it is arranged on ammonia storage tank (13) on flue gas input channel, the flue gas between the temperature measuring equipment (7) and ammonia storage tank (13)
Flue gas analysis device, the flue gas exit pipe road coupled reaction of the hydrogen-catalyst reactor (12) before reaction are provided with input channel
Flue gas analysis device afterwards.
2. SCR catalyst Performance Test System as claimed in claim 1, it is characterised in that：The hydrogen-catalyst reactor (12)
Flue gas exit pipe road be also connected with absorbent charcoal adsorber (19).
3. SCR catalyst Performance Test System as claimed in claim 1, it is characterised in that：Set on the flue gas input channel
It is equipped with mixed gas tank (6), the mixed gas tank (6) and is connected with NOxAdding set (4), SO2Adding set (5) and Hg0Adding set
(8)。
4. SCR catalyst Performance Test System as claimed in claim 3, it is characterised in that：The temperature measuring equipment (7) and mixed gas
Tank (6) is connected.
5. SCR catalyst Performance Test System as claimed in claim 1, it is characterised in that：Flue gas analysis is filled before the reaction
Put including NOxAnd SO2Analytic unit one (9) and Hg0Analytic unit one (11)；The NOxAnd SO2Analytic unit one (9) includes matter
Flowmeter one and flue gas analyzer are measured, one end of mass flowmenter one is connected with flue gas input channel, the other end and flue gas analysis
Instrument is connected；The Hg0Analytic unit one (11) includes mass flowmenter two and Hg0Continuous monitor, one end of mass flowmenter two
It is connected with flue gas input channel, the other end and Hg0Continuous monitor is connected.
6. SCR catalyst Performance Test System as claimed in claim 1, it is characterised in that：Flue gas analysis is filled after the reaction
Put including NOxAnd SO2Analytic unit two (15), Hg0Analytic unit two (16) and SO3Analytic unit (18)；The NOxAnd SO2Point
Analysing unit two (15) includes mass flowmenter three and flue gas analyzer, and one end and the flue gas exit pipe road of mass flowmenter three connect
Connect, the other end is connected with flue gas analyzer；The Hg0Analytic unit two (16) includes mass flowmenter four and Hg0Continuous monitoring
Instrument, one end of mass flowmenter four is connected with flue gas exit pipe road, the other end and Hg0Continuous monitor is connected；The SO3Analysis
Unit (18) includes mass flowmenter five and SO3Concentration detector, one end of mass flowmenter five is connected with flue gas exit pipe road,
The other end and SO3Concentration detector is connected.
7. SCR catalyst Performance Test System as claimed in claim 1, it is characterised in that：The hydrogen-catalyst reactor (12)
Interior catalyst is provided with multilayer.
8. SCR catalyst Performance Test System as claimed in claim 1, it is characterised in that：Connect on the small gas stove (2)
It is connected to pressure fan (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720039329.8U CN206531829U (en) | 2017-01-13 | 2017-01-13 | A kind of SCR catalyst Performance Test System |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720039329.8U CN206531829U (en) | 2017-01-13 | 2017-01-13 | A kind of SCR catalyst Performance Test System |
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| Publication Number | Publication Date |
|---|---|
| CN206531829U true CN206531829U (en) | 2017-09-29 |
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ID=59920810
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720039329.8U Active CN206531829U (en) | 2017-01-13 | 2017-01-13 | A kind of SCR catalyst Performance Test System |
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| Country | Link |
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| CN (1) | CN206531829U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110261546A (en) * | 2019-06-28 | 2019-09-20 | 中冶南方都市环保工程技术股份有限公司 | The experimental rig and method of active coke desulphurizing and denitration performance can be tested simultaneously |
| CN114894954A (en) * | 2022-06-09 | 2022-08-12 | 上海康恒环境股份有限公司 | Catalyst performance detection device |
-
2017
- 2017-01-13 CN CN201720039329.8U patent/CN206531829U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110261546A (en) * | 2019-06-28 | 2019-09-20 | 中冶南方都市环保工程技术股份有限公司 | The experimental rig and method of active coke desulphurizing and denitration performance can be tested simultaneously |
| CN114894954A (en) * | 2022-06-09 | 2022-08-12 | 上海康恒环境股份有限公司 | Catalyst performance detection device |
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Address after: 430205 No. 59 Liufang Avenue, Donghu High-tech Development Zone, Wuhan City, Hubei Province Patentee after: Zhongye Southern Urban Environmental Protection Engineering Technology Co., Ltd. Address before: 430071 Dongsha Building, 122 North Road, Wuchang District, Wuhan City, Hubei Province, 15th Floor Patentee before: Wuhan Urban Environment Protection Engineering Techn Co., Ltd. |