CN108760988A - A kind of SO3 testing calibration system and methods occurred based on simulated flue gas - Google Patents
A kind of SO3 testing calibration system and methods occurred based on simulated flue gas Download PDFInfo
- Publication number
- CN108760988A CN108760988A CN201810555568.8A CN201810555568A CN108760988A CN 108760988 A CN108760988 A CN 108760988A CN 201810555568 A CN201810555568 A CN 201810555568A CN 108760988 A CN108760988 A CN 108760988A
- Authority
- CN
- China
- Prior art keywords
- analogue simulation
- flue gas
- simulation
- temperature
- occurred based
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0006—Calibrating gas analysers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/007—Arrangements to check the analyser
Abstract
A kind of SO occurred based on simulated flue gas3Testing calibration system and method, including：Catalyst chamber, storage catalyst, and generate SO3Gas；First temperature control heating device, the indoor temperature of computer heating control catalyst chamber and the temperature into reactant when catalyst chamber；Reactant density detection device, the concentration of the reactant of detection disengaging catalyst chamber；Analogue simulation room, connect with catalyst chamber, and analogue simulation generates flue gas；Comparison calibration device occurs room with analogue simulation and connect, indoor SO is mixed to analogue simulation3Concentration be compared.Method includes：It generates and contains SO3Analogue simulation flue gas, and detect compare its SO3Concentration；Contain SO by sampling3Analogue simulation flue gas to being calibrated SO3Analyzer utilizes the SO detected3Concentration is calibrated SO to described3Analyzer is calibrated.It compares and corrects convenient for sulfur trioxide analytical instrument accuracy, and more accurately and reliably measurement data is provided for coal-burning power plant.
Description
Technical field
The present invention relates to smoke gas treatment technical field more particularly to a kind of SO occurred based on simulated flue gas3Testing calibration
System and method.
Background technology
The current Chinese government pays much attention to coal-burning power plant S03Prevention and cure of pollution work.State Ministry of Environmental Protection in 2010 etc. nine
Committee's publication《About the instruction for promoting the work of atmosphere pollution groupcontrol to improve region air quality》In explicitly point out and want
Reinforce clean energy to utilize, it is stringent to control pollution that caused by coal burning discharge, build fired power generating unit flue gas desulfurization, denitration, dedusting and removal of mercury etc.
Multi-pollutant Collaborative Control show-how engineering；As chimney breast SO3(contain H2SO4) concentration of emission be more than a certain concentration when, can go out
Now apparent blue or yellow plume phenomenon, fine particle (PM can also be formed in an atmosphere by dredging acid mist aerosol2.5) aggravate gray haze
It is polluted with acid deposition.
The country is to SO3Detection does not have the substantive instrument that everybody accepts to occur, main cause is also in the stage of fumbling
The instrument test gone out at this stage can not trace to the source, and country queries instrument data without corresponding standard substance for solving everybody
Problem causes SO3 emission monitorings that can not promote implementation always.
Invention content
In order to solve the above-mentioned technical problem, the present invention proposes a kind of SO occurred based on simulated flue gas3Testing calibration system
And method, it compares and corrects convenient for sulfur trioxide analyzer instrument accuracy grade, is provided more accurately and reliably for coal-burning power plant
Measurement data.
To achieve the goals above, the scheme that the present invention uses is：
A kind of SO occurred based on simulated flue gas3Testing calibration system, including：
Catalyst chamber is used for storage catalyst, and makes reactant by generating SO when the catalyst chamber3Gas；
First temperature control heating device, reactant when being used for the indoor temperature of computer heating control catalyst chamber and entering catalyst chamber
Temperature；
Reactant density detection device, the concentration of the reactant for detecting disengaging catalyst chamber；
Analogue simulation room is connect with the catalyst chamber, and flue gas is generated for analogue simulation；
Comparison calibration device occurs room with the analogue simulation and connect, for mixing indoor SO to analogue simulation3It is dense
Degree is compared.
Further include controller, the controller is for controlling whole device.
The controller includes：Central controller and the display being connect with central controller and input unit.
The central controller is PLC controller.
First temperature control device includes the hot heat transfer of the first high-temperature constant and thermal radiation generator.
The analogue simulation room includes analogue simulation mixing chamber and simulation generator, the analogue simulation mixing chamber and institute
State simulation generator connection.
The simulation generator includes：Humidity simulation generator, particulate matter simulative generator, diluent gas generator with
And second temperature control heating device；The humidity simulation generator connects the analogue simulation mixing chamber, institute by moisture detector
State particulate matter simulative generator and the analogue simulation mixing chamber connected by particulate matter detector, the diluent gas generator according to
Secondary first gas phase flow rate quality controller, gas temperature detector connect the analogue simulation mixing chamber；Second temperature control adds
Diluent gas when thermal is used to control the indoor temperature of the analogue simulation mixing chamber and enters analogue simulation mixing chamber
Temperature.
The comparison calibration device, including straight pipe, the straight pipe are connect with analogue simulation mixing chamber, in the straight tube
Section is equipped with the second gas phase flow rate quality controller, thief hatch and to interface, and the thief hatch is calibrated SO for connecing3Control
Condensing coil.
Further include third temperature control heating device, the third temperature control heating device is used to carry out constant temperature management and control to straight pipe.
A kind of SO occurred based on simulated flue gas3Testing calibration method, including step：
It generates and contains SO3Analogue simulation flue gas, and detect compare its SO3Concentration；
By containing SO described in sampling3Analogue simulation flue gas to being calibrated SO3Analyzer utilizes the above-mentioned SO detected3
Concentration is calibrated SO to described3Analyzer is calibrated.
The present invention realizes flue gas SO3Simulation occur detection comparison calibration, have it is simple in structure, can trace to the source, concentration switching
The features such as fast is reacted, it can be to SO3Sampling analysis instrument carries out calibration measurement, solves SO at this stage3Sampling analysis instrument can not trace back
The problems such as source, provides more accurately and reliably measurement data for coal-burning power plant, and SO in flue gas is controlled with more preferable reply3Content subtracts
Less to SO such as the corrosion of flue and its equipment3Caused by serious equipment damage problem, provided more accurately and reliably for scientific research institution
Science data, in order to scientific research SO3Pollution to air provides accurate foundation for measurement data.
Description of the drawings
Fig. 1 shows the structural schematic diagram according to the embodiment of the present application.
Wherein, 1 humidity simulation generator；2 moisture detectors；3 particulate matter simulative generators；4 particulate matter detectors；5 is dilute
Release gas generator；6 first gas phase flow rate quality controllers；7 gas temperature detectors；8 second gas phase flow rate quality controllers；
9 pairs of interfaces；10 thief hatch；11 straight pipes.
Specific implementation mode
In order to be better understood by technical scheme of the present invention, 1 the invention will be further described below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of SO occurred based on simulated flue gas3Testing calibration system, including：
Catalyst chamber is used for storage catalyst, and makes reactant by generating SO when the catalyst chamber3Gas；
First temperature control heating device, first temperature control device include that the hot heat transfer of the first high-temperature constant and heat radiation occur
Device.Indoor temperature for computer heating control catalyst chamber is 350 DEG C -450 DEG C, and controls the temperature of reactant when entering catalyst chamber
Reach 300 DEG C；
Reactant is the SO of 1% μm of ol/mol to 5% μm of ol/mol of concentration2With the gaseous mixture of oxygen-containing gas, reactant into
Enter catalyst chamber, is equipped with catalyst (vanadic anhydride) in catalyst chamber, reactant produces SO under the catalysis of catalyst3It exports to imitative
True simulating chamber.
Reactant density detection device, the concentration of the reactant for detecting disengaging catalyst chamber；Reactant density detection dress
Set including reactant density detection analysis instrument, the reactant density detection analysis instrument import and the outlet of catalyst chamber simultaneously into
Row detection measures catalyst elements and imports and exports reactant density in real time, measures concentration Real-time Feedback to central controller and carries out data receipts
Collection calculates.
Computing Principle is：Detection enters the concentration of catalytic reaction room reactant and goes out the reactant density of catalytic reaction room,
The reactant density aoxidized is calculated by concentration difference, output SO is obtained with this according to formula once3Concentration；
Analogue simulation room is connect with the catalyst chamber, and complicated state flue gas is generated for analogue simulation.The analogue simulation room
Including analogue simulation mixing chamber and simulation generator, the analogue simulation mixing chamber is connect with the simulation generator.Institute
Stating simulation generator includes：Humidity simulation generator 1, particulate matter simulative generator 3, diluent gas generator 5 and second
Temperature control heating device；Second temperature control heating device is for controlling humidity simulation hair described in Heating Simulation simulation mixing chamber temperature
Raw device 1 connects the analogue simulation mixing chamber by moisture detector 2, and the particulate matter simulative generator 3 passes through particle quality testing
It surveys device 4 and connects the analogue simulation mixing chamber, particulate matter simulative generator is used to generate the particulate matter of the different-grain diameters such as PM10,
Grain analyte detection device is for emulating the different conditions gas componant of detection simulation in real time.
The first gas phase flow rate quality controller 6, gas temperature detector 7 connect institute to the diluent gas generator 5 successively
State analogue simulation mixing chamber.Diluent gas generator is for generating pure diluent gas.First gas phase flow rate quality controller
For Electronic mass flow meter, gas flow is freely controlled for automatic and accurate, control range of flow is 10L-500L, is accurate to
0.1L, and feedback control and flow collection are implemented by central controller, touch display screen carries out real-time display.Electronic mass flow meter is protected
Control accuracy is demonstrate,proved.The real-time management and control active high temperature dilution gas generator output temperature of gas temperature detector is simultaneously anti-by signal
Central controller is fed to be collected.Second temperature control heating device is used to control the indoor temperature of the analogue simulation mixing chamber
250 DEG C -300 DEG C, and the temperature controlled into diluent gas when analogue simulation mixing chamber reaches 350 DEG C.Second temperature control adds
Thermal includes the hot heat transfer of the second high-temperature constant and thermal radiation generator.
Comparison calibration device occurs room with the analogue simulation and connect, for mixing indoor SO to analogue simulation3It is dense
Degree carries out comparison calibration.
The comparison calibration device, including straight pipe, the straight pipe 11 are connect with analogue simulation mixing chamber, described straight
Pipeline section is equipped with the second gas phase flow rate quality controller 8, thief hatch 10 and to interface 9, and the thief hatch is calibrated for connecing
SO3Analyzer.The straight pipe further includes thief hatch flange, SO3 control condensation method docking sampling bulbs.
The comparison calibration device further includes third temperature control heating device, and the third temperature control heating device is used for straight tube
Duan Jinhang constant temperature management and control.The third temperature control heating device includes the permanent hot heat transfer of third high temperature and thermal radiation generator.
It is catalyzed the SO generated3In analogue simulation mixing chamber, it is imitative to be sufficiently mixed generation with humidity, particulate matter etc. that simulation generates
True gas flows through the second gas phase flow rate quality controller into straight pipe, is obtained according to the second gas phase flow rate quality controller
Total flow and the dilution flow rate of the first gas phase flow rate quality controller output, can calculate the SO after dilution3Concentration.
The gas that catalysis occurs enters straight pipe after entering the mixing of analogue simulation mixing chamber, first passes around the second gas phase flow rate
Quality controller is then exhausted from, and the second gas phase flow rate quality controller will measure total flow and feed back to central controller progress data collection.
SO on straight pipe3Control condensation in situ sampling is calibrated SO3 analytical instrument thief hatch, according to structure to interface
Optimization, SO3Analytical instrument thief hatch can be arranged by multiple spot.The permanent hot heat transfer of third high temperature and thermal radiation generator are set simultaneously,
Constant temperature management and control is carried out to straight pipe.
Further include controller, the controller is for controlling whole device.
The controller includes：Central controller and the display being connect with central controller and input unit.Display and input unit
For touch display screen.
Central controller is transmitted to touching display screen and carries out for receiving, controlling, storing each unit and sensor returned data
Required data can be arranged by touch display screen, accurately control execution by central controller, which preferably samples by display, user
PLC controller.Control can be carried out by touch display screen for the above control and each supplemental characteristic is checked.
Apparatus of the present invention operation principle is as follows：
Reactant enters catalyst chamber by high-temperature catalytic, by reactant density detection device test reaction agent enter concentration with
Concentration is exported after catalysis, obtains the SO gone out by catalysis3, it enters back into analogue simulation mixing chamber and carries out analogue simulation mixing, according to
The data on flows that first gas phase flow rate quality controller is measured with the second gas phase flow rate quality controller, which can be calculated, to be catalyzed
The SO gone out3Output flow takes SO3Output flow divided by the second gas phase flow rate quality controller measure total flow and obtain straight pipe SO3
Concentration, then pass through SO3Control condensation in situ sampling condenses progress in situ sampling using control to interface and obtains SO3Measured concentration, with
This integrated concentration is to SO3Analyzer carries out real time contrast's calibration.
The catalyst chamber is that quartz material is made with the analogue simulation mixing chamber.Quartz is high temperature resistant inert material,
Resistance to corrosion is strong, while reducing flue gas loss.
A kind of SO occurred based on simulated flue gas3The method of testing calibration, including step：
It generates and contains SO3Analogue simulation flue gas, and detect compare its SO3Concentration；Its SO of the detection3The concentration of concentration
Specific steps include：The flow number measured according to the first gas phase flow rate quality controller and the second gas phase flow rate quality controller
According to the SO gone out by catalysis can be calculated3Output flow takes SO3Output flow divided by the second gas phase flow rate quality controller measure
Total flow obtains straight pipe SO3Concentration, then pass through SO3Control condensation in situ sampling is condensed interface using control and carries out in situ adopt
Sample obtains SO3Measured concentration.
By containing SO described in sampling3Analogue simulation flue gas to being calibrated SO3Analyzer utilizes the above-mentioned SO detected3
Concentration is calibrated SO to described3Analyzer is calibrated.
Above-mentioned, although the foregoing specific embodiments of the present invention is described with reference to the accompanying drawings, not protects model to the present invention
The limitation enclosed, those skilled in the art should understand that, based on the technical solutions of the present invention, those skilled in the art are not
Need to make the creative labor the various modifications or changes that can be made still within protection scope of the present invention.
Claims (10)
1. a kind of SO occurred based on simulated flue gas3Testing calibration system, which is characterized in that including：
Catalyst chamber is used for storage catalyst, and makes reactant by generating SO when the catalyst chamber3Gas；
First temperature control heating device, the indoor temperature for computer heating control catalyst chamber and the temperature into reactant when catalyst chamber
Degree；
Reactant density detection device, the concentration of the reactant for detecting disengaging catalyst chamber；
Analogue simulation room is connect with the catalyst chamber, and flue gas is generated for analogue simulation；
Comparison calibration device occurs room with the analogue simulation and connect, for mixing indoor SO to analogue simulation3Concentration into
Row compares.
2. a kind of SO occurred based on simulated flue gas according to claim 13Testing calibration system, which is characterized in that also wrap
Controller is included, the controller is for controlling whole device.
3. a kind of SO3 testing calibration systems occurred based on simulated flue gas according to claim 2, which is characterized in that institute
Stating controller includes：Central controller and the display being connect with central controller and input unit.
4. a kind of SO occurred based on simulated flue gas according to claim 23Testing calibration system, which is characterized in that described
Central controller is PLC controller.
5. a kind of SO occurred based on simulated flue gas according to claim 13Testing calibration system, which is characterized in that described
First temperature control device includes the hot heat transfer of the first high-temperature constant and thermal radiation generator.
6. a kind of SO occurred based on simulated flue gas according to claim 13Testing calibration system, which is characterized in that described
Analogue simulation room includes analogue simulation mixing chamber and simulation generator, and the analogue simulation mixing chamber is filled with the simulation
Set connection.
7. a kind of SO occurred based on simulated flue gas according to claim 63Testing calibration system, which is characterized in that described
Simulation generator includes：Humidity simulation generator, particulate matter simulative generator, diluent gas generator and the second temperature control add
Thermal；The humidity simulation generator connects the analogue simulation mixing chamber, the particulate matter simulation by moisture detector
Generator connects the analogue simulation mixing chamber by particulate matter detector, the diluent gas generator the first gas phase stream successively
Measure quality controller, gas temperature detector connects the analogue simulation mixing chamber；Second temperature control heating device is for controlling
The temperature of diluent gas when making the indoor temperature of the analogue simulation mixing chamber and entering analogue simulation mixing chamber.
8. a kind of SO occurred based on simulated flue gas according to claim 13Testing calibration system, which is characterized in that described
Comparison calibration device, including straight pipe, the straight pipe are connect with analogue simulation mixing chamber, and second is equipped on the straight pipe
Gas phase flow rate quality controller, thief hatch and to interface, the thief hatch is calibrated SO for connecing3Control condensing coil.
9. a kind of SO occurred based on simulated flue gas according to claim 83Testing calibration system, which is characterized in that further include
Three temperature control heating devices, the third temperature control heating device are used to carry out constant temperature management and control to straight pipe.
10. a kind of method realized using any systems of claim 1-9, which is characterized in that including step：
It generates and contains SO3Analogue simulation flue gas, and detect compare its SO3Concentration；
By containing SO described in sampling3Analogue simulation flue gas to being calibrated SO3Analyzer utilizes the above-mentioned SO detected3Concentration
It is calibrated SO to described3Analyzer is calibrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810555568.8A CN108760988A (en) | 2018-06-01 | 2018-06-01 | A kind of SO3 testing calibration system and methods occurred based on simulated flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810555568.8A CN108760988A (en) | 2018-06-01 | 2018-06-01 | A kind of SO3 testing calibration system and methods occurred based on simulated flue gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108760988A true CN108760988A (en) | 2018-11-06 |
Family
ID=64001760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810555568.8A Pending CN108760988A (en) | 2018-06-01 | 2018-06-01 | A kind of SO3 testing calibration system and methods occurred based on simulated flue gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108760988A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110057980A (en) * | 2019-05-16 | 2019-07-26 | 广州长德环境研究院有限公司 | A kind of on-line gas analysis instrument state automatic monitoring device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4764660A (en) * | 1985-10-22 | 1988-08-16 | The United States Of America As Represented By The Secretary Of The Navy | Electric smoke generator |
| US20070125359A1 (en) * | 2005-12-02 | 2007-06-07 | Bosch Garrett E | Smoke generator machine |
| CN103055732A (en) * | 2012-12-24 | 2013-04-24 | 南京埃森环境技术有限公司 | Analog flue gas mixing device based on high temperature humidity generator |
| CN104122374A (en) * | 2014-08-14 | 2014-10-29 | 福建龙净环保股份有限公司 | Method and device for checking sulfur trioxide sampling test system |
| CN107308807A (en) * | 2017-05-03 | 2017-11-03 | 辽宁石油化工大学 | A kind of experimental provision for simulating industrial smoke dry desulfurization |
| CN107389272A (en) * | 2017-08-09 | 2017-11-24 | 国电环境保护研究院 | A kind of SO3Standard gas generating apparatus and scaling method |
| CN107621393A (en) * | 2017-10-12 | 2018-01-23 | 国网河北能源技术服务有限公司 | Sulfur trioxide sampling apparatus and its method of testing in a kind of flue gas |
| CN207007803U (en) * | 2017-07-19 | 2018-02-13 | 苏州曼德克光电有限公司 | A kind of smoke dust in flue, smoke diffusing simulating device |
| CN108007836A (en) * | 2017-12-27 | 2018-05-08 | 福建龙净环保股份有限公司 | For demarcating the flue gas generating system of low concentration particulate matter test method accuracy |
-
2018
- 2018-06-01 CN CN201810555568.8A patent/CN108760988A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4764660A (en) * | 1985-10-22 | 1988-08-16 | The United States Of America As Represented By The Secretary Of The Navy | Electric smoke generator |
| US20070125359A1 (en) * | 2005-12-02 | 2007-06-07 | Bosch Garrett E | Smoke generator machine |
| CN103055732A (en) * | 2012-12-24 | 2013-04-24 | 南京埃森环境技术有限公司 | Analog flue gas mixing device based on high temperature humidity generator |
| CN104122374A (en) * | 2014-08-14 | 2014-10-29 | 福建龙净环保股份有限公司 | Method and device for checking sulfur trioxide sampling test system |
| CN107308807A (en) * | 2017-05-03 | 2017-11-03 | 辽宁石油化工大学 | A kind of experimental provision for simulating industrial smoke dry desulfurization |
| CN207007803U (en) * | 2017-07-19 | 2018-02-13 | 苏州曼德克光电有限公司 | A kind of smoke dust in flue, smoke diffusing simulating device |
| CN107389272A (en) * | 2017-08-09 | 2017-11-24 | 国电环境保护研究院 | A kind of SO3Standard gas generating apparatus and scaling method |
| CN107621393A (en) * | 2017-10-12 | 2018-01-23 | 国网河北能源技术服务有限公司 | Sulfur trioxide sampling apparatus and its method of testing in a kind of flue gas |
| CN108007836A (en) * | 2017-12-27 | 2018-05-08 | 福建龙净环保股份有限公司 | For demarcating the flue gas generating system of low concentration particulate matter test method accuracy |
Non-Patent Citations (1)
| Title |
|---|
| ***军医学校: "《无机化学》", 31 May 1981, 中国人民解放军战士出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110057980A (en) * | 2019-05-16 | 2019-07-26 | 广州长德环境研究院有限公司 | A kind of on-line gas analysis instrument state automatic monitoring device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108956876B (en) | Measurement delay correction method for smoke on-line continuous monitoring system | |
| CN107917736B (en) | On-spot detecting system of civil stove flue gas pollutant emission | |
| CN105334147A (en) | Online particle monitoring system and method based on beta ray method and light scattering method | |
| CN106442857B (en) | A kind of CO2 emission detection method based on determination of oxygen content | |
| CN104764769A (en) | Multichannel parallel heat release rate test system and test method | |
| WO2021203669A1 (en) | System and method for performing grid measurement on gaseous components in flue gas | |
| CN107677317A (en) | Flue dust gas sampling comprehensive detection system | |
| Bourguignon et al. | The use of a closed-loop wind tunnel for measuring the combustion efficiency of flames in a cross flow | |
| CN109682923A (en) | A kind of full-scale SCR denitration evaluation system and method | |
| CN207717129U (en) | A kind of flue dust gas sampling comprehensive detection system | |
| CN105784918B (en) | One kind burning HRR in-situ measuring method and device | |
| CN111366677A (en) | SCR catalyst performance evaluation device for removing nitric oxide, benzene and toluene in cooperation | |
| CN108760988A (en) | A kind of SO3 testing calibration system and methods occurred based on simulated flue gas | |
| CN113134331B (en) | Reactor, system and method for quickly detecting tail gas secondary aerosol generating factor | |
| CN109387606A (en) | A kind of SCR denitration full-scale performance evaluation system | |
| CN104034850A (en) | Device for evaluating property of oxidizing agent and adsorbent of gaseous elemental mercury | |
| CN208206808U (en) | A kind of measurement power plant's denitrating catalyst is to the device of oxidation rate of sulfur dioxide | |
| CN204556552U (en) | A kind of multi-channel parallel heat release rate testing system | |
| CN206756764U (en) | A kind of performance characterization device of catalyst for denitrating flue gas | |
| CN105628455A (en) | Full-size smoke component measuring device for large flue | |
| CN217006549U (en) | SCR deNOx systems nitrogen oxide sampling device | |
| CN205642931U (en) | Big full -scale components of smoke measuring device of flue | |
| CN108490132A (en) | One kind is based on comparison differential technique the escaping of ammonia detection device and method | |
| CN212159716U (en) | SCR catalyst performance evaluation device for removing nitric oxide, benzene and toluene in cooperation | |
| Wei et al. | Formation temperature of ammonium bisulfate at simulated air preheater conditions |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181106 |