CN112611879A - Analysis method of control system applied to material element analysis of internal combustion engine parts - Google Patents
Analysis method of control system applied to material element analysis of internal combustion engine parts Download PDFInfo
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- CN112611879A CN112611879A CN202011307891.7A CN202011307891A CN112611879A CN 112611879 A CN112611879 A CN 112611879A CN 202011307891 A CN202011307891 A CN 202011307891A CN 112611879 A CN112611879 A CN 112611879A
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 57
- 238000004458 analytical method Methods 0.000 title claims abstract description 51
- 239000000463 material Substances 0.000 title claims abstract description 29
- 239000007787 solid Substances 0.000 claims abstract description 32
- 238000001914 filtration Methods 0.000 claims abstract description 28
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims abstract description 25
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 25
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 11
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 8
- 238000012360 testing method Methods 0.000 claims abstract description 8
- 238000012795 verification Methods 0.000 claims abstract description 8
- 239000007789 gas Substances 0.000 claims description 55
- 238000001514 detection method Methods 0.000 claims description 16
- 238000005303 weighing Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 10
- 229910052799 carbon Inorganic materials 0.000 claims description 10
- 239000011593 sulfur Substances 0.000 claims description 10
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 239000000919 ceramic Substances 0.000 claims description 6
- 239000006185 dispersion Substances 0.000 claims description 6
- 239000006184 cosolvent Substances 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 238000003763 carbonization Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000004073 vulcanization Methods 0.000 claims description 3
- 238000005070 sampling Methods 0.000 abstract description 7
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 230000007547 defect Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000000007 visual effect Effects 0.000 abstract description 4
- 239000002245 particle Substances 0.000 description 4
- 238000000921 elemental analysis Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- YQCIWBXEVYWRCW-UHFFFAOYSA-N methane;sulfane Chemical compound C.S YQCIWBXEVYWRCW-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 238000010835 comparative analysis Methods 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012800 visualization Methods 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
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/00584—Control arrangements for automatic analysers
-
- 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
- G01N21/3518—Devices using gas filter correlation techniques; Devices using gas pressure modulation techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/00584—Control arrangements for automatic analysers
- G01N35/00722—Communications; Identification
- G01N35/00871—Communications between instruments or with remote terminals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/00584—Control arrangements for automatic analysers
- G01N35/00722—Communications; Identification
- G01N2035/00891—Displaying information to the operator
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- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
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- General Health & Medical Sciences (AREA)
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- Immunology (AREA)
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Abstract
The invention discloses an analysis method of a control system applied to the material element analysis of internal combustion engine parts, which comprises the following steps: testing a system; setting parameters; starting a combustion system to ensure that the solid sample is fully combusted in the combustion furnace; introducing the combusted gas into a filtering system for filtering; introducing the filtered gas into a sulfur dioxide analyzer for verification; the gas is then filtered again, the remaining CO2Introducing the gas into a carbon dioxide analyzer for verification; c and S content is compared with a sample for analysis; and closing the gas circuit, collecting the sample residue on the site, and ending the system. The invention solves the defects existing in manual sampling analysis, is stable for a long time within 24 hours and does not need to be recalibrated; the environmental interference is small, and the temperature in the specified range has no influence on the analysis; a visual window is analyzed, and the operation is flexible; the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of internal combustion engines, in particular to an analysis method of a control system applied to material element analysis of internal combustion engine parts.
Background
The mechanical properties of the materials of the parts of the internal combustion engine are greatly influenced by the chemical components, the influence of some elements on the properties of the materials is positive, the influence of some elements on the properties of the materials is negative, and the key for determining the overall performance guarantee of the internal combustion engine is to scientifically, effectively and accurately analyze and control the elements of the materials. The current method comprises the following steps: the method of manual sampling is adopted for chemical element analysis, and the data accuracy is reduced if environmental factors are slightly changed; the data is not completed within the specified time and needs to be recalibrated; the instrument operation process is complex and the visualization is poor; the requirement on professional skills of common workers is high, and the operation is not easy.
In the prior art, the invention patent with the name of 'a novel material element detection and analysis system' and the application number of CN201810757155.8 discloses a novel material element detection and analysis system, which comprises a carbon-sulfur analyzer, a sampling device, a sample test board and a computer, wherein the carbon-sulfur analyzer comprises a combustion furnace and an analysis host, the analysis host is connected with the computer, a crucible support is arranged below the combustion furnace, the sample test board is used for placing a crucible containing a sample to be detected, and the sampling device is arranged between the crucible support and the sample test board and is used for conveying the crucible on the sample test board to the crucible support; the analysis host is provided with a first two-dimensional code scanner, and the first two-dimensional code scanner is connected with the computer. The two-dimensional code scanner is arranged on the analysis host, the two-dimensional code label on the detection sample is read through the two-dimensional code scanner during detection, the information of the detection sample is obtained, the information is automatically stored in the computer, and the problem caused by manual entry in the detection process is reduced.
In the invention patent, the structure is simple, the function is single, and the carbon and sulfur detection and analysis are not filtered before, so that the analysis result can be influenced.
Disclosure of Invention
Aiming at the problems, the invention provides an analysis method of a control system applied to the material element analysis of internal combustion engine parts, which solves the defects of the manual sampling analysis, is stable for a long time within 24 hours and does not need to be recalibrated; the environmental interference is small, and the temperature in the specified range has no influence on the analysis; a visual window is analyzed, and the operation is flexible; the production efficiency is improved.
The invention adopts the following technical scheme to realize the purpose:
an analysis method applied to a control system for analyzing material elements of parts of an internal combustion engine, wherein the control system comprises a combustion system, a filtering system, a weighing system, a control software analysis system and a control center, the control center is respectively connected with the combustion system, the filtering system, the weighing system and the control software analysis system, and the method comprises the following steps:
step 1, the control center sends out an instruction, the control system starts to check a gas circuit, power supply and a material sample of a part of an internal combustion engine, and the combustion system, the weighing system and the control software analysis system are tested to ensure the normal operation of the system;
step 2, inputting the weight data of the solid sample into the control software analysis system; setting parameters in the control software analysis system;
step 4, introducing the combusted gas into the filtering system for filtering, wherein the residual gas from the filtering system for the first time is SO2And CO2Introducing all the residual gas into a gas collector;
step 5, the control software analysis system comprises a sulfur dioxide analyzer and a carbon dioxide analyzer, and the gas in the gas collector is introduced into the sulfur dioxide analyzer for verification; then the gas in the gas collector is filtered by the filtering system again, and finally the CO is remained2Gas, the CO2Introducing gas into the carbon dioxide analyzer for verification;
step 6, the control center is connected with a screen, the analysis and signal performance tasks are displayed and operated on the screen, and control is realized through buttons arranged on the screen;
and 7, closing the gas circuit, collecting the sample residues on the site, sending an instruction by the control center, and finishing the control system.
Preferably, in step 2, the weight data of the solid sample is input into the control software analysis system through manual input or the weighing system.
Preferably, in step 2, the set parameters include an HF power parameter and a time parameter.
Preferably, in the step 2-3, the solid sample is added with a cosolvent.
Preferably, in step 3, the heating power of the combustion furnace may be adjusted according to the material.
Preferably, in step 5, the control software analysis system adopts a high-selectivity nonlinear dispersion infrared detector to extract and measure the SO2The detection signals generated by the infrared absorption of the gas and the infrared absorption are automatically read by an external computer, and a vulcanization curve is designed and displayed on the screen according to the corresponding relation between the sulfur element and the weight of the solid sample.
Preferably, in step 5, the control software analysis system adopts a high-selectivity nonlinear dispersion infrared detector to extract and measure the CO2The detection signals generated by gas and infrared absorption are automatically read by a peripheral computer, and a carbonization curve is designed and displayed on the screen through the corresponding relation between the carbon element and the weight of the solid sample.
Preferably, in step 6, according to the user requirement, setting the average value, the standard deviation, the deviation coefficient and the minimum maximum value of the statistical window; selecting single-point calibration, two-point calibration or multi-point calibration for testing through a calibration window, and finally displaying the analysis current signal in the form of a chart or a curve; the results of the last five analyses are displayed in the data column.
The invention has the beneficial effects that:
the analysis method applied to the control system for the element analysis of the internal combustion engine part material solves the defects of manual sampling analysis, is stable for a long time within 24 hours, and does not need to be recalibrated; the environmental interference is small, and the temperature in the specified range has no influence on the analysis; a visual window is analyzed, and the operation is flexible; the production efficiency is improved.
Drawings
FIG. 1 is a block diagram of a control system for elemental analysis of a material of a component of an internal combustion engine according to an embodiment of the present invention;
FIG. 2 is a flow chart of a control system applied to material element analysis of internal combustion engine components according to an embodiment of the present invention;
FIG. 3 is a diagram of a data analysis screen of a control system applied to elemental analysis of materials of parts of an internal combustion engine according to an embodiment of the present invention.
In the figure, 1-a combustion system, 2-a filtering system, 3-a weighing system, 4-a control software analysis system and 5-a control center.
Detailed Description
The present invention will be described in detail with reference to the accompanying fig. 1 to 3 and the embodiments.
Referring to fig. 1 to 3, the present embodiment provides an analysis method for a control system applied to elemental analysis of a material of an internal combustion engine component, where the control system includes a combustion system 1, a filtering system 2, a weighing system 3, a control software analysis system 4, and a control center 5. The control center 5 is respectively connected with the combustion system 1, the filtering system 2, the weighing system 3 and the control software analysis system 4, and comprises the following steps:
step 1, a control center 5 sends out an instruction, a control system starts to check a gas circuit (oxygen), power supply (220VAC) and a material sample (solid) of a part of an internal combustion engine, preparation work is done, a combustion system 1, a weighing system 3 and a control software analysis system 4 are tested, and normal operation of the system is ensured;
step 2, inputting the weight (unit: g) data of the solid sample into a control software analysis system 4; and parameters are set in the control software analysis system 4;
step 4, the combusted gas is introduced into the filtering system 2 for filtering, and the residual gas from the filtering system 2 for the first time is SO2And CO2Introducing all residual gas into a gas collector;
step 5, controlling the softThe analysis system 4 comprises a sulfur dioxide analyzer and a carbon dioxide analyzer, and the gas in the gas collector is introduced into the sulfur dioxide analyzer for verification; then the gas in the gas collector is filtered again by the filtering system 2, and finally the residual CO is filtered2Gas of CO2Introducing the gas into a carbon dioxide analyzer for verification;
step 6, the control center 5 is connected with a screen, the analysis and signal performance tasks are displayed and operated on the screen, and control is realized through buttons arranged on the screen;
and 7, closing the gas path, collecting the field sample residues, sending an instruction by the control center 5, and finishing the control system.
The invention relates to an analysis method applied to a control system for analyzing element of a material of a part of an internal combustion engine, a solid sample is weighed by a weighing system 3 and then combusted in a combustion system 1, gas generated after the combustion of the solid sample is introduced into a filtering system 2 to be filtered, and residual SO is2And CO2The gas is analyzed by a sulfur dioxide analyzer and a carbon dioxide analyzer in the control software analysis system 4 to respectively detect and analyze SO2And CO2And finally, obtaining the comparative analysis of the carbon and sulfur element and the solid sample, thereby obtaining the content of the carbon and sulfur element in the solid sample, and further judging the mechanical properties of the internal combustion engine part material according to the result. The analysis method applied to the control system for the element analysis of the internal combustion engine part material solves the defects of manual sampling analysis, is stable for a long time within 24 hours, and does not need to be recalibrated; the environmental interference is small, and the temperature in the specified range has no influence on the analysis; a visual window is analyzed, and the operation is flexible; the production efficiency is improved.
In the invention, the gas after the solid sample is combusted is firstly introduced into the filtering system 2 for primary filtering, and the residual SO2And CO2Gas, first of all SO2The presence of other gases is prevented from affecting the results of the sulfur detection and thus the final analysis of the results. Then the residual SO2And CO2The gas is again passed to the filtration system 2 for a second filtration with only the remaining CO2Gas, then proceedDetection of CO2The presence of other gases is prevented from affecting the detection result of the carbon and thus the final analysis of the result.
As a preference of this embodiment, in step 2, the weight data of the solid sample can be input to the control software analysis system 4 via the weighing system 3 (balance). When the weighing system 3 is out of order, the weight data of the solid sample can be manually input into the control software analysis system 4, so that the limitation of the whole system is reduced. The recorded data of weighing can be preserved a period of time, conveniently retrieves at any time within the term.
As a preferred mode of the present embodiment, in step 2, the set parameters include an HF power parameter and a time parameter. The parameters can be stored in configuration files named arbitrarily, and different application environments can call different configuration files.
In a preferred embodiment of the present invention, in steps 2 to 3, a cosolvent is added to the solid sample. The cosolvent is selected from any one of pure tin particles, pure tungsten particles or pure iron particles. In this embodiment, the cosolvent is selected as pure tungsten particles.
As a preferable aspect of the present embodiment, in step 3, the heating power of the combustion furnace can be adjusted according to the material, and the effect of sufficient combustion can be achieved.
Preferably, in step 5, CO is detected2After the gas is discharged, the gas in the gas collector is passed to a filtering system 3 for removing CO2And the remaining exhaust gas is discharged to the air. After the analysis and detection are finished, the gas in the filtering system 3 is emptied so as to be put into use next time.
Preferably, in step 5, the software analysis system 4 is controlled to extract and measure SO using a highly selective nonlinear dispersion infrared detector2The detection signals generated by the infrared absorption of the gas are automatically read by an external computer, and a vulcanization curve is designed and displayed on a screen through the corresponding relation between the sulfur element and the weight of the solid sample.
Preferably, in step 5, the software analysis system 4 is controlled to use highly selective nonlinear dispersion infraredThe detector extracts and measures CO2The detection signals generated by the gas and infrared absorption are automatically read by a peripheral computer, and a carbonization curve is designed and displayed on a screen through the corresponding relation between the carbon element and the weight of the solid sample.
As a preferred aspect of the present embodiment, in step 6, an average value, a standard deviation, a deviation coefficient, and a minimum maximum value are set in a statistical window according to a user request; selecting single-point calibration, two-point calibration or multi-point calibration for testing through a calibration window, and finally displaying the analysis current signals in the form of graphs and curves (as shown in FIG. 3); the results of the last five analyses may be displayed in the data field, or the past data may be reloaded into the display window, and a report may be output after the data is processed, or the data may be directly printed.
In fig. 3, curve a represents the carbon content of the solid sample, and curve b represents the sulfur content of the solid sample. The carbon and sulfur content is within the standard content value, so that the content of carbon and sulfur in the solid sample is not overproof, and the mechanical properties of parts and materials of the internal combustion engine are not affected.
Although the invention has been described in detail above with reference to specific embodiments, it will be apparent to one skilled in the art that modifications or improvements may be made based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. An analysis method applied to a control system for analyzing material elements of internal combustion engine parts is characterized in that the control system comprises a combustion system, a filtering system, a weighing system, a control software analysis system and a control center, the control center is respectively connected with the combustion system, the filtering system, the weighing system and the control software analysis system, and the method comprises the following steps:
step 1, the control center sends out an instruction, the control system starts to check a gas circuit, power supply and a material sample of a part of an internal combustion engine, and the combustion system, the weighing system and the control software analysis system are tested to ensure the normal operation of the system;
step 2, inputting the weight data of the solid sample into the control software analysis system; setting parameters in the control software analysis system;
step 3, the combustion system is provided with a combustion furnace and a ceramic crucible positioned in the combustion furnace, the solid sample is placed in the ceramic crucible, and oxygen is introduced at the same time; the control center sends out an instruction to control the combustion system to start so that the solid sample is fully combusted in the combustion furnace;
step 4, introducing the combusted gas into the filtering system for filtering, wherein the residual gas from the filtering system for the first time is SO2And CO2Introducing all the residual gas into a gas collector;
step 5, the control software analysis system comprises a sulfur dioxide analyzer and a carbon dioxide analyzer, and the gas in the gas collector is introduced into the sulfur dioxide analyzer for verification; then the gas in the gas collector is filtered by the filtering system again, and finally the CO is remained2Gas, the CO2Introducing gas into the carbon dioxide analyzer for verification;
step 6, the control center is connected with a screen, the analysis and signal performance tasks are displayed and operated on the screen, and control is realized through buttons arranged on the screen;
and 7, closing the gas circuit, collecting the sample residues on the site, sending an instruction by the control center, and finishing the control system.
2. The method of claim 1, wherein in step 2, the weight data of the solid sample is manually inputted or the weighing system is inputted into the control software analysis system.
3. The method according to claim 1, wherein the parameters set in step 2 include HF power parameters and time parameters.
4. The method according to claim 1, wherein the solid sample is added with a cosolvent in steps 2-3.
5. The method as claimed in claim 1, wherein the heating power of the burner is adjusted according to the material in step 3.
6. The method as claimed in claim 1, wherein in step 5, the control software analysis system uses a highly selective nonlinear dispersion infrared detector to extract and measure SO2The detection signals generated by the infrared absorption of the gas and the infrared absorption are automatically read by an external computer, and a vulcanization curve is designed and displayed on the screen according to the corresponding relation between the sulfur element and the weight of the solid sample.
7. The method as claimed in claim 1, wherein in step 5, the control software analysis system uses a highly selective nonlinear dispersion infrared detector to extract and measure the CO2The detection signals generated by gas and infrared absorption are automatically read by a peripheral computer, and a carbonization curve is designed and displayed on the screen through the corresponding relation between the carbon element and the weight of the solid sample.
8. The method for analyzing a control system applied to material element analysis of internal combustion engine parts according to claim 1, wherein in step 6, the average value, the standard deviation, the deviation coefficient and the minimum and maximum values of the statistical window are set according to the requirements of a user; selecting single-point calibration, two-point calibration or multi-point calibration for testing through a calibration window, and finally displaying the analysis current signal in the form of a chart or a curve; the results of the last five analyses are displayed in the data column.
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CN110716060A (en) * | 2018-07-11 | 2020-01-21 | 四川赛恩思仪器有限公司 | Novel material element detection and analysis system |
CN111141696A (en) * | 2020-02-19 | 2020-05-12 | 长沙开元仪器有限公司 | System and method for analyzing carbon and sulfur in underground mine |
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CN110716060A (en) * | 2018-07-11 | 2020-01-21 | 四川赛恩思仪器有限公司 | Novel material element detection and analysis system |
CN111141696A (en) * | 2020-02-19 | 2020-05-12 | 长沙开元仪器有限公司 | System and method for analyzing carbon and sulfur in underground mine |
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