CN112255300A - Flue gas simulation monitoring system - Google Patents
Flue gas simulation monitoring system Download PDFInfo
- Publication number
- CN112255300A CN112255300A CN202011269023.4A CN202011269023A CN112255300A CN 112255300 A CN112255300 A CN 112255300A CN 202011269023 A CN202011269023 A CN 202011269023A CN 112255300 A CN112255300 A CN 112255300A
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- China
- Prior art keywords
- gas
- monitoring system
- water vapor
- analyzer
- smoke
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 30
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 239000003546 flue gas Substances 0.000 title claims abstract description 27
- 238000004088 simulation Methods 0.000 title claims abstract description 19
- 239000007789 gas Substances 0.000 claims abstract description 78
- 238000010438 heat treatment Methods 0.000 claims abstract description 28
- 239000000779 smoke Substances 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 238000004868 gas analysis Methods 0.000 abstract description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 14
- 229910002092 carbon dioxide Inorganic materials 0.000 description 7
- 239000001569 carbon dioxide Substances 0.000 description 7
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 241000208125 Nicotiana Species 0.000 description 2
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003570 air Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- UBAZGMLMVVQSCD-UHFFFAOYSA-N carbon dioxide;molecular oxygen Chemical compound O=O.O=C=O UBAZGMLMVVQSCD-UHFFFAOYSA-N 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/416—Systems
- G01N27/4163—Systems checking the operation of, or calibrating, the measuring apparatus
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/12—Circuits of general importance; Signal processing
- G01N2201/13—Standards, constitution
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- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Molecular Biology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The invention discloses a flue gas simulation monitoring system, which comprises: the gas source device is connected with the gas analyzer through a pipeline, the gas heating device is used for heating gas output by the gas source device, and the heat tracing band is used for controlling the gas input to the gas analyzer to be in a constant temperature state. Wherein can simulate the smoke field environment through air supply unit and gas heating device, adjust air supply unit and gas heating device's parameter, can change the smoke field environment, and then be convenient for solve the influence of smoke field environment to gas analysis appearance to improve the accuracy of flue gas monitoring, so that detect in actual flue gas scene.
Description
Technical Field
The invention relates to the technical field of flue gas analysis, in particular to a flue gas simulation monitoring system.
Background
Because the flue gas of an industrial gas furnace or a chimney is usually in a high-temperature environment, the flue gas environment is complex, and the components and the content of the flue gas are difficult to accurately determine, so that whether the emission of the flue gas meets the environmental protection standard is difficult to control.
Therefore, how to provide a smoke simulation monitoring system to accurately monitor smoke components is a technical problem that needs to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to provide a flue gas simulation monitoring system which can effectively solve the problems of low accuracy of flue gas component monitoring and the like.
In order to solve the technical problems, the invention provides the following technical scheme:
a smoke simulation monitoring system comprising: the gas source device is connected with the gas analyzer through a pipeline, the gas heating device is used for heating gas output by the gas source device, and the heat tracing band is used for controlling the gas input to the gas analyzer to be in a constant temperature state.
Preferably, the water vapor generator is used for conveying water vapor to the pipeline.
Preferably, the water vapor generator further comprises a water vapor flow meter for monitoring the output flow of the water vapor generator.
Preferably, a gas flowmeter for monitoring the gas delivery flow rate is arranged on the pipeline.
Preferably, the gas heating device further comprises a controller connected with the water vapor flow meter, the gas heating device and the water vapor generation device respectively.
Preferably, the heat tracing band is a temperature-controlled heat tracing band with adjustable temperature.
Preferably, a display is also included in connection with the gas analyzer.
Preferably, the gas analyzer is an electrochemical sensor type flue gas analyzer or an infrared sensor type flue gas analyzer.
Compared with the prior art, the technical scheme has the following advantages:
the invention provides a flue gas simulation monitoring system, which comprises: the gas source device is connected with the gas analyzer through a pipeline, the gas heating device is used for heating gas output by the gas source device, and the heat tracing band is used for controlling the gas input to the gas analyzer to be in a constant temperature state. Wherein can simulate the smoke field environment through air supply unit and gas heating device, adjust air supply unit and gas heating device's parameter, can change the smoke field environment, and then be convenient for solve the influence of smoke field environment to gas analysis appearance to improve the accuracy of flue gas monitoring, so that detect in actual flue gas scene.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a block diagram of a smoke simulation monitoring system according to an embodiment of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, specific details are set forth in order to provide a thorough understanding of the present invention. The invention can be implemented in a number of ways different from those described herein and similar generalizations can be made by those skilled in the art without departing from the spirit of the invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.
Referring to fig. 1, fig. 1 is a block diagram of a smoke simulation monitoring system according to an embodiment of the present invention.
A specific embodiment of the present invention provides a flue gas simulation monitoring system, including: the gas analyzer 5 is an electrochemical sensor type flue gas analyzer or an infrared sensor type flue gas analyzer, wherein gas provided by the gas source device 1 can be air, oxygen, carbon dioxide, sulfur dioxide, carbon monoxide, nitrogen oxides or mixed gas, the gas source device 1 is connected with the gas analyzer 5 through a pipeline, the gas heating device 2 is used for heating gas output by the gas source device 1, the heat tracing band is used for controlling the gas input to the gas analyzer 5 to be in a constant temperature state, and the heat tracing band is preferably a temperature control heat tracing band 4 with adjustable temperature. Wherein can simulate the smoke field environment through air supply unit 1 and gas heating device 2, adjust air supply unit 1 and gas heating device 2's parameter, can change the smoke field environment, and then be convenient for relieve the influence of smoke field environment to gas analysis appearance 5 to improve the accuracy of flue gas monitoring, so that detect in actual flue gas scene.
In order to facilitate understanding of the gas flow rate provided by the gas source device 1, a gas flow meter 6 for monitoring the gas delivery flow rate is arranged on the pipeline.
Specifically, the gas source device 1 provides 10% of carbon dioxide standard gas, the gas heating device 2 heats the gas at 25 ℃, the tracing band at 180 ℃, and the gas analyzer 5 measures 9.8% of carbon dioxide by volume.
The gas source device 1 provides 5% of carbon dioxide standard gas, the heating temperature of the gas heating device 2 is 50 ℃, the temperature of the heat tracing band is 180 ℃, and the volume ratio concentration of the carbon dioxide measured by the gas analyzer 5 is 4.8%.
Further, still include vapor generation device 3, vapor generation device 3 is used for carrying vapor for the pipeline, can adjust the humidity of tobacco field environment through vapor to simulate the tobacco field environment more comprehensively, and then guarantee the authenticity and the accuracy of monitoring data. Furthermore, a water vapor flow meter 8 is included for monitoring the output flow of the water vapor generation device 3.
Specifically, the gas source device 1 provides 20% of carbon dioxide standard gas, the heating temperature of the gas heating device 2 is 150 ℃, the water vapor generating device 3 provides water vapor for the pipeline, the temperature of the heat tracing band is 180 ℃, and the volume ratio concentration of the carbon dioxide measured by the gas analyzer 5 is 19.8%.
In addition, the air source device 1 provides air, the heating temperature of the air heating device 2 is 25 ℃, the temperature of the heat tracing band is 180 ℃, the water vapor generating device 3 provides water vapor for the pipeline, the volume ratio concentration of carbon dioxide measured by the gas analyzer 5 is 19.8%, the oxygen is 10.3%, and the gas analyzer 5 is preferably an Emerson CT2400 flue gas analyzer.
Further, the device also comprises a controller 7 which is respectively connected with the water vapor flowmeter 8, the gas heating device 2 and the water vapor generating device 3, and the controller 7 is used for controlling the water vapor flowmeter 8, the gas heating device 2 and the water vapor generating device 3 to work.
In addition, still include the display 9 of being connected with gas analysis appearance 5, be convenient for the staff through display 9 and directly acquire the composition of flue gas to in time make the adjustment operation.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A flue gas simulation monitoring system, comprising: the gas source device is connected with the gas analyzer through a pipeline, the gas heating device is used for heating gas output by the gas source device, and the heat tracing band is used for controlling the gas input to the gas analyzer to be in a constant temperature state.
2. The smoke simulation monitoring system of claim 1, further comprising a water vapor generating device for delivering water vapor to the pipeline.
3. The smoke simulation monitoring system of claim 2, further comprising a water vapor flow meter for monitoring an output flow of the water vapor generation device.
4. The flue gas simulation monitoring system of claim 3, wherein a gas flow meter for monitoring gas delivery flow is arranged on the pipeline.
5. The smoke simulation monitoring system of claim 4, further comprising a controller connected to the water vapor flow meter, the gas heating device, and the water vapor generation device, respectively.
6. The smoke simulation monitoring system of claim 1, wherein the heat tracing band is a temperature-controlled heat tracing band with adjustable temperature.
7. The smoke simulation monitoring system of claim 1, further comprising a display coupled to the gas analyzer.
8. The smoke simulation monitoring system of any one of claims 1 to 7, wherein said gas analyzer is an electrochemical sensor type smoke analyzer or an infrared sensor type smoke analyzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011269023.4A CN112255300A (en) | 2020-11-13 | 2020-11-13 | Flue gas simulation monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011269023.4A CN112255300A (en) | 2020-11-13 | 2020-11-13 | Flue gas simulation monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112255300A true CN112255300A (en) | 2021-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011269023.4A Pending CN112255300A (en) | 2020-11-13 | 2020-11-13 | Flue gas simulation monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112255300A (en) |
-
2020
- 2020-11-13 CN CN202011269023.4A patent/CN112255300A/en active Pending
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