CN102914613A - Method for analyzing hydrogen sulfide in coke oven gas - Google Patents
Method for analyzing hydrogen sulfide in coke oven gas Download PDFInfo
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- CN102914613A CN102914613A CN2012103893269A CN201210389326A CN102914613A CN 102914613 A CN102914613 A CN 102914613A CN 2012103893269 A CN2012103893269 A CN 2012103893269A CN 201210389326 A CN201210389326 A CN 201210389326A CN 102914613 A CN102914613 A CN 102914613A
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Abstract
A method for analyzing hydrogen sulfide in coke oven gas comprises the following steps: establishing an analysis condition; preparing 8 L standard sample gas; controlling the content of hydrogen sulfide in the standard sample gas at 100-10000 mg/m3; analyzing the standard sample gas by using a gas chromatograph with a flame photometric detector; drawing an analysis result into a standard sample gas quadratic equation curve graph by using an external standard method calculation formula; collecting sample gas; analyzing the sample gas on the gas chromatograph with the flame photometric detector by using the same method as for the standard sample gas; and figuring out the content of hydrogen sulfide in the sample gas by using the quadratic equation curve graph obtained during analyzing the standard sample gas. According to the invention, the test sample analysis time of detecting the content of hydrogen sulfide in the gas is reduced from the original at least 2 hours to less than 3 minutes; small system error, reliability of more than 95% and relative precision standard deviation of less than 2.5% are achieved; and timely instruction information is provided to production.
Description
Technical field
The present invention relates to a kind of analytical approach, specifically belong to the method that sulfuretted hydrogen in the coke-oven gas is analyzed.
Background technology
Produce in the process of coke in coking, the tawny vapour gas mixture by the shove charge coal produces when the coke furnace carbonization chamber destructive distillation is called coke-oven gas.Sulfide hydrogen is 4～10g/m in the coke-oven gas
3, be the large and very strong objectionable impurities of corrosive nature of a kind of toxicity.When sulfureted hydrogen burning, can generate SO
2And SO
3, contact formation acid mist and acid rain with water, environment is damaged, be detrimental to health.In recent years, restriction had been done to hydrogen sulfide content in the coke-oven gas in countries in the world, and when being used for smelting the high-quality steel, hydrogen sulfide content is 1～2 g/m
3, during as town gas, sulfuretted hydrogen allows content to be lower than 20mg/m
3, this shows that hydrogen sulfide content is control index very important in the gas purification process.
The common method of sulfuretted hydrogen has iodimetric titration, methylene blue method, lead acetate rapid method etc. in the present analysis coal gas.Iodimetric titration is traditional Methods For Determining Hydrogen Sulfide, and sampling amount is large, and analytic process is loaded down with trivial details, and analysis time is long, and a sample needs 2～3 hours, and systematic error is large, gives to produce to regulate to control and has brought inconvenience, can not satisfy the needs of modern production; The measurement range of methylene blue method is less, is applicable to 0～25mg/m
3, and require the mass concentration of sulfuretted hydrogen stable; The error at measurment of lead acetate rapid method is larger.
Summary of the invention
The object of the invention is to overcome the deficiency that prior art exists, not only can measure lower content (0.1g/m in the coal gas
3), also can measure sulfuretted hydrogen (10 g/m of high-load
3), provide a kind of content of measuring sulfuretted hydrogen in the coal gas fast, accurately, in time information is provided, instructs the analytical approach of the sulphur in coke oven gas hydrogen of producing for production.
Realize the measure of above-mentioned purpose:
A kind of analytical approach of sulphur in coke oven gas hydrogen, its step:
1) set up analysis condition:
Equipment: with the gas chromatograph of flame photometric detector (FPD), wherein the model of chromatographic column adopting is the GC-Gaspro chromatographic column, and specification is 30.00m * 0. 3 2mm; Chromatographic work station;
Vapourizing temperature with the gas chromatograph import of flame photometric detector (FPD) is made as: 150～200 ℃;
Detected temperatures with the detecting device on the gas chromatograph of flame photometric detector (FPD) is made as: 200～250 ℃;
Carrier gas N
2The post flow be made as: 2.0～3.0 mL/min; The flow of hydrogen is made as: 70～90 mL/min;
The flow of air is made as: 90～110 mL/min;
Entering chromatographic column sample tolerance is 1/50～1/60 of sample gas total flow;
The N that the chromatographic column tail end replenishes
2Flow is made as: 40～60 mL/min;
The amount that detected sample gas enters chromatographic column is made as: 1.0～2.0 mL;
And adopt external standard method that detected sample gas is carried out quantitative test;
The external standard method computing formula:
C
Sample gas/ C
Standard specimen gas=A
Sample gas/ A
Standard specimen gas,Namely
C
Sample gas=A
Sample gas/ A
Standard specimen gas* C
Standard specimen gas
In the formula:
C
Sample gas: the content of sulfuretted hydrogen in the expression detected sample gas, unit is mg/m3;
C
Standard specimen gas: the content of sulfuretted hydrogen in the 8L standard sample gas of expression configuration, unit is mg/m3;
A
Sample gas: the peak area of sulfuretted hydrogen in the expression detected sample gas, unit is (μ Vs);
A
Standard specimen gas: the peak area of sulfuretted hydrogen in the 8L standard sample gas of expression configuration, unit is microvolt second (μ Vs);
2) configuration 8L standard sample gas, and control hydrogen sulfide content in its standard sample gas at 100～10000 mg/m
3
3) the standard sample gas employing that configures is analyzed with the gas chromatograph of flame photometric detector (FPD), adopted the external standard method computing formula of chromatographic work station that analysis result is depicted as standard sample gas quadratic equation curve map; The ordinate of this curve map is expressed as the peak area A of sulfuretted hydrogen in the standard sample gas
Standard specimen gas, horizontal ordinate is expressed as the interior hydrogen sulfide containing quality C of unit volume in the standard sample gas
Standard specimen gas
4) collected specimens gas in a conventional manner;
5) sample gas that gathers is same as standard sample gas analytical approach at band flame photometric detector (FPD) gas chromatograph and analyzes, draw A
Sample gas, and the quadratic equation curve map that draws during with analytical standard sample gas, by chromatographic work station or the content value that manually calculates the sulfuretted hydrogen in the sample gas be C
Sample gas
The present invention compared with prior art measures in the coal gas hydrogen sulfide content more quick, easy than traditional iodimetric titration, and the whole sample analysis time shortened to by at least 2 hours originally and is no more than 3 minutes; Systematic error is little, and the degree of confidence more than 95% is arranged, and the relative standard deviation of precision is less than 2.5%; The chromatography automaticity is high, has greatly improved detection efficiency, is the production control of coal chemical enterprise, and the timely information that provides of producing is provided.
Description of drawings
Fig. 1 is sulfuretted hydrogen standard specimen chromatogram
Fig. 2 is sulfuretted hydrogen chromatogram in the coal gas sample
Fig. 3 is standard sample gas quadratic equation curve map.
Embodiment
The below is described in detail the present invention:
Embodiment 1
A kind of analytical approach of sulphur in coke oven gas hydrogen, its step:
1) set up analysis condition:
Equipment: with the gas chromatograph of flame photometric detector (FPD), wherein the model of chromatographic column adopting is the GC-Gaspro chromatographic column, and specification is 30.00m * 0. 3 2mm; Chromatographic work station;
Vapourizing temperature with the gas chromatograph import of flame photometric detector (FPD) is made as: 150～160 ℃;
Detected temperatures with the detecting device on the gas chromatograph of flame photometric detector (FPD) is made as: 200～210 ℃;
Carrier gas N
2The post flow be made as: 2.0 mL/min; The flow of hydrogen is made as: 75 mL/min;
The flow of air is made as: 95 mL/min;
Entering chromatographic column sample tolerance is 1/50 of sample gas total flow;
The N that the chromatographic column tail end replenishes
2Flow is made as: 40 mL/min;
The amount that detected sample gas enters chromatographic column is made as: 1.0 mL.
2) configuration 8L standard sample gas, and the hydrogen sulfide content of controlling in its standard sample gas is C
Standard specimen gasBe 102 mg/m
3
3) the standard sample gas employing of configuration is analyzed the standard sample gas quadratic equation curve map that the external standard method computing formula of employing chromatographic work station is depicted as analysis result with the gas chromatograph of flame photometric detector (FPD); Again according to the C of horizontal ordinate
Standard specimen gasBe 102 mg/m
3, the peak area of finding sulfuretted hydrogen in the corresponding standard sample gas is A
Standard specimen gasBe 1.7878 * 10
4(μ Vs);
4) collected specimens gas in a conventional manner;
5) analyze and calculate
The sample gas that gathers is same as standard sample gas analytical approach at the gas chromatograph with flame photometric detector (FPD) analyzes, draw A
Sample gas=1.9960 * 10
4(μ Vs) is by chromatographic work station or manually according to external standard method computing formula: C
Sample gas/ C
Standard specimen gas=A
Sample gas/ A
Standard specimen gas calculatesGo out the hydrogen sulfide content value in the sample gas, that is:
Known: C
Standard specimen gas=102 mg/m
3, A
Standard specimen gas=1.7878 * 10
4(μ Vs), A
Sample gas=1.9960 * 10
4(μ Vs), and substitution formula:
C
Sample gas=A
Sample gas/ A
Standard specimen gas* C
Standard specimen gas=1.9960 * 10
4/ 1.7878 * 10
4* 102=113.8785mg/m
3
The minute of the present embodiment has only been used 2.51 minutes, result's accurate figure place behind radix point 4.
Embodiment 2
A kind of analytical approach of sulphur in coke oven gas hydrogen, its step:
1) set up analysis condition:
Equipment: band flame photometric detector (FPD) gas chromatograph, wherein the model of chromatographic column adopting is the GC-Gaspro chromatographic column, specification is 30.00m * 0. 3 2mm; Chromatographic work station;
The vapourizing temperature of gas chromatograph import is made as: 160～170 ℃;
The detected temperatures of the detecting device on the gas chromatograph is made as: 220～230 ℃;
Carrier gas N
2The post flow be made as: 2.4mL/min; The flow of hydrogen is made as: 70 mL/min;
The flow of air is made as: 90 mL/min;
Entering chromatographic column sample tolerance is 1/60 of sample gas total flow;
The N that the chromatographic column tail end replenishes
2Flow is made as: 50 mL/min;
The amount that detected sample gas enters chromatographic column is made as: 1.5 mL;
2) configuration 8L standard sample gas, and the hydrogen sulfide content of controlling in its standard sample gas is C
Standard specimen gasBe 498 mg/m
3
3) the standard sample gas employing of configuration is analyzed the standard sample gas quadratic equation curve map that the external standard method computing formula of employing chromatographic work station is depicted as analysis result with the gas chromatograph of flame photometric detector (FPD); Again according to the C of horizontal ordinate
Standard specimen gasBe 498 mg/m
3, the peak area of finding sulfuretted hydrogen in the corresponding standard sample gas is A
Standard specimen gasBe 1.7585 * 10
6(μ Vs);
4) collected specimens gas in a conventional manner;
5) analyze and calculate
The sample gas that gathers is same as standard sample gas analytical approach at the gas chromatograph with flame photometric detector (FPD) analyzes, draw A
Sample gas=1.8472 * 10
6(μ Vs) is by chromatographic work station or manually according to external standard method computing formula: C
Sample gas/ C
Standard specimen gas=A
Sample gas/ A
Standard specimen gas calculatesGo out the hydrogen sulfide content value in the sample gas, that is:
Known: C
Standard specimen gas=498 mg/m
3, A
Standard specimen gas=1.8472 * 10
6(μ Vs), A
Sample gas=1.8472 * 10
6(μ Vs), and substitution formula:
C
Sample gas=A
Sample gas/ A
Standard specimen gas* C
Standard specimen gas=1.8472 * 10
6/ 1.7878 * 10
6* 498=523.1195mg/m
3
The minute of the present embodiment has only been used 2.45 minutes, result's accurate figure place behind radix point 4.
Embodiment 3
A kind of analytical approach of sulphur in coke oven gas hydrogen, its step:
1) set up analysis condition:
Equipment: band flame photometric detector (FPD) gas chromatograph, wherein the model of chromatographic column adopting is the GC-Gaspro chromatographic column, specification is 30.00m * 0. 3 2mm; Chromatographic work station;
The vapourizing temperature of gas chromatograph import is made as: 180～190 ℃;
The detected temperatures of the detecting device on the gas chromatograph is made as: 230～240 ℃;
Carrier gas N
2The post flow be made as: 3.0 mL/min; The flow of hydrogen is made as: 80 mL/min;
The flow of air is made as: 95 mL/min;
Entering chromatographic column sample tolerance is 1/55 of sample gas total flow;
The N that the chromatographic column tail end replenishes
2Flow is made as: 55 mL/min;
The amount that detected sample gas enters chromatographic column is made as: 2.0 mL;
2) configuration 8L standard sample gas, and the hydrogen sulfide content of controlling in its standard sample gas is C
Standard specimen gasBe 5000 mg/m
3
3) the standard sample gas employing of configuration is analyzed the standard sample gas quadratic equation curve map that the external standard method computing formula of employing chromatographic work station is depicted as analysis result with the gas chromatograph of flame photometric detector (FPD); Again according to the C of horizontal ordinate
Standard specimen gasBe 5000 mg/m
3, the peak area of finding sulfuretted hydrogen in the corresponding standard sample gas is A
Standard specimen gasBe 8.9675 * 10
6(μ Vs);
4) collected specimens gas in a conventional manner;
5) analyze and calculate
The sample gas that gathers is same as standard sample gas analytical approach at the gas chromatograph with flame photometric detector (FPD) analyzes, draw A
Sample gas=7.9264 * 10
6(μ Vs) is by chromatographic work station or manually according to external standard method computing formula: C
Sample gas/ C
Standard specimen gas=A
Sample gas/ A
Standard specimen gas calculatesGo out the hydrogen sulfide content value in the sample gas;
Known: C
Standard specimen gas=5000 mg/m
3, A
Standard specimen gas=8.9675 * 10
6(μ Vs), A
Sample gas=7.9264 * 10
6(μ Vs), and substitution formula:
C
Sample gas=A
Sample gas/ A
Standard specimen gas* C
Standard specimen gas=7.9264 * 10
6/ 8.9675 * 10
6* 5000=4419.5149mg/m
3
The minute of the present embodiment has only been used 2.38 minutes, result's accurate figure place behind radix point 4.
Embodiment 4
A kind of analytical approach of sulphur in coke oven gas hydrogen, its step:
1) set up analysis condition:
Equipment: band flame photometric detector (FPD) gas chromatograph, wherein the model of chromatographic column adopting is the GC-Gaspro chromatographic column, specification is 30.00m * 0. 3 2mm; Chromatographic work station;
The vapourizing temperature of gas chromatograph import is made as: 190～200 ℃;
The detected temperatures of the detecting device on the gas chromatograph is made as: 240～250 ℃;
Carrier gas N
2The post flow be made as: 3.0 mL/min; The flow of hydrogen is made as: 90 mL/min;
The flow of air is made as: 110 mL/min;
Entering chromatographic column sample tolerance is 1/55 of sample gas total flow;
The N that the chromatographic column tail end replenishes
2Flow is made as: 60 mL/min;
The amount that detected sample gas enters chromatographic column is made as: 2.0 mL;
2) configuration 8L standard sample gas, and the hydrogen sulfide content of controlling in its standard sample gas is C
Standard specimen gasBe 10020 mg/m
3
3) the standard sample gas employing of configuration is analyzed the standard sample gas quadratic equation curve map that the external standard method computing formula of employing chromatographic work station is depicted as analysis result with the gas chromatograph of flame photometric detector (FPD); Again according to the C of horizontal ordinate
Standard specimen gasBe 10020 mg/m
3, the peak area of finding sulfuretted hydrogen in the corresponding standard sample gas is A
Standard specimen gasBe 1.0462 * 10
7(μ Vs);
4) collected specimens gas in a conventional manner;
5) analyze and calculate
The sample gas that gathers is same as standard sample gas analytical approach at the gas chromatograph with flame photometric detector (FPD) analyzes, draw A
Sample gas=1.0151 * 10
7(μ Vs) is by chromatographic work station or manually according to external standard method computing formula: C
Sample gas/ C
Standard specimen gas=A
Sample gas/ A
Standard specimen gas calculatesGo out the hydrogen sulfide content value in the sample gas;
Known: C
Standard specimen gas=10020 mg/m
3, A
Standard specimen gas=1.0462 * 10
7(μ Vs), A
Sample gas=1.0151 * 10
7(μ Vs), and substitution formula:
C
Sample gas=A
Sample gas/ A
Standard specimen gas* C
Standard specimen gas=1.0151 * 10
7/ 1.0462 * 10
7* 10020=9722.1392mg/m
3
The minute of the present embodiment has only been used 2.38 minutes, result's accurate figure place behind radix point 4.
Above-described embodiment only exemplifies for the best, and is not to be restriction to embodiments of the present invention.
Claims (1)
1. the analytical approach of a sulphur in coke oven gas hydrogen, its step:
1) set up analysis condition:
Equipment: with the gas chromatograph of flame photometric detector (FPD), wherein the model of chromatographic column adopting is the GC-Gaspro chromatographic column, and specification is 30.00m * 0. 3 2mm; Chromatographic work station;
Vapourizing temperature with the gas chromatograph import of flame photometric detector (FPD) is made as: 150～200 ℃;
Detected temperatures with the detecting device on the gas chromatograph of flame photometric detector (FPD) is made as: 200～250 ℃;
Carrier gas N
2The post flow be made as: 2.0～3.0 mL/min; The flow of hydrogen is made as: 70～90 mL/min;
The flow of air is made as: 90～110 mL/min;
Entering chromatographic column sample tolerance is 1/50～1/60 of sample gas total flow;
The N that the chromatographic column tail end replenishes
2Flow is made as: 40～60 mL/min;
The amount that detected sample gas enters chromatographic column is made as: 1.0～2.0 mL;
And adopt external standard method that detected sample gas is carried out quantitative test;
The external standard method computing formula:
C
Sample gas/ C
Standard specimen gas=A
Sample gas/ A
Standard specimen gas,Namely
C
Sample gas=A
Sample gas/ A
Standard specimen gas* C
Standard specimen gas
In the formula:
C
Sample gas: the content of sulfuretted hydrogen in the expression detected sample gas, unit is mg/m3;
C
Standard specimen gas: the content of sulfuretted hydrogen in the 8L standard sample gas of expression configuration, unit is mg/m3;
A
Sample gas: the peak area of sulfuretted hydrogen in the expression detected sample gas, unit is (μ Vs);
A
Standard specimen gas: the peak area of sulfuretted hydrogen in the 8L standard sample gas of expression configuration, unit is microvolt second (μ Vs);
2) configuration 8L standard sample gas, and control hydrogen sulfide content in its standard sample gas at 100～10000 mg/m
3
3) the standard sample gas employing that configures is analyzed with the gas chromatograph of flame photometric detector (FPD), adopted the external standard method computing formula of chromatographic work station that analysis result is depicted as standard sample gas quadratic equation curve map; The ordinate of this curve map is expressed as the peak area A of sulfuretted hydrogen in the standard sample gas
Standard specimen gas, horizontal ordinate is expressed as the interior hydrogen sulfide containing quality C of unit volume in the standard sample gas
Standard specimen gas
4) collected specimens gas in a conventional manner;
5) sample gas that gathers is same as standard sample gas analytical approach at band flame photometric detector (FPD) gas chromatograph and analyzes, draw A
Sample gas, and the quadratic equation curve map that draws during with analytical standard sample gas, by chromatographic work station or the content value that manually calculates the sulfuretted hydrogen in the sample gas be C
Sample gas
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|---|---|---|---|
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103884794A (en) * | 2014-03-31 | 2014-06-25 | 李新华 | Method for measuring trace hydrogen sulfide gas in atmosphere |
| CN105911158A (en) * | 2016-04-08 | 2016-08-31 | 中国测试技术研究院化学研究所 | Gas chromatograph and detection method for determining total content of sulfides in natural gas |
| CN106770709A (en) * | 2016-11-22 | 2017-05-31 | 西南化工研究设计院有限公司 | A kind of method that gas chromatograph direct injected determines each Sulfur in coke-stove gas |
| CN110849984A (en) * | 2019-10-16 | 2020-02-28 | 夏云山 | Method for detecting sulfide in industrial gas |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1508541A (en) * | 2002-12-19 | 2004-06-30 | 中国石油化工股份有限公司 | Method for determining hydrogen sulfide in ammonia-containing gas |
| US20070031974A1 (en) * | 2005-08-08 | 2007-02-08 | Ravi Jain | Gas analysis method |
| CN101126749A (en) * | 2007-09-26 | 2008-02-20 | 大庆石油管理局 | Quantitative analysis method for all form sulfur component of light carbon and its fractional distillation product |
| CN102253137A (en) * | 2011-05-03 | 2011-11-23 | 天津出入境检验检疫局化矿金属材料检测中心 | Detection method of trace volatile sulfide in gypsum board |
-
2012
- 2012-10-15 CN CN2012103893269A patent/CN102914613A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1508541A (en) * | 2002-12-19 | 2004-06-30 | 中国石油化工股份有限公司 | Method for determining hydrogen sulfide in ammonia-containing gas |
| US20070031974A1 (en) * | 2005-08-08 | 2007-02-08 | Ravi Jain | Gas analysis method |
| CN101126749A (en) * | 2007-09-26 | 2008-02-20 | 大庆石油管理局 | Quantitative analysis method for all form sulfur component of light carbon and its fractional distillation product |
| CN102253137A (en) * | 2011-05-03 | 2011-11-23 | 天津出入境检验检疫局化矿金属材料检测中心 | Detection method of trace volatile sulfide in gypsum board |
Non-Patent Citations (5)
| Title |
|---|
| 宁艳等: "气相色谱法测定焦炉煤气中硫化氢", 《化工技术与开发》, vol. 33, no. 6, 31 December 2004 (2004-12-31) * |
| 房海超: "净煤气中痕量硫化物含量的测定", 《中氮肥》, no. 4, 31 July 2012 (2012-07-31) * |
| 李季等: "川东北高含硫天然气中有机硫化合物的分析方法研究", 《冶金分析》, vol. 30, no. 3, 31 March 2010 (2010-03-31), pages 7 - 12 * |
| 陈学康等: "气相色谱法测定煤气中硫化氢含量", 《燃料与化工》, vol. 43, no. 2, 31 March 2012 (2012-03-31), pages 59 - 60 * |
| 魏新明等: "液化气中微量硫化物的形态鉴定", 《石油与天然气化工》, vol. 32, no. 5, 31 October 2003 (2003-10-31) * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103884794A (en) * | 2014-03-31 | 2014-06-25 | 李新华 | Method for measuring trace hydrogen sulfide gas in atmosphere |
| CN105911158A (en) * | 2016-04-08 | 2016-08-31 | 中国测试技术研究院化学研究所 | Gas chromatograph and detection method for determining total content of sulfides in natural gas |
| CN105911158B (en) * | 2016-04-08 | 2018-04-17 | 中国测试技术研究院化学研究所 | The gas chromatograph and detection method of sulfide total content in a kind of measure natural gas |
| CN106770709A (en) * | 2016-11-22 | 2017-05-31 | 西南化工研究设计院有限公司 | A kind of method that gas chromatograph direct injected determines each Sulfur in coke-stove gas |
| CN106770709B (en) * | 2016-11-22 | 2019-05-21 | 西南化工研究设计院有限公司 | A kind of method that gas chromatograph direct injected measures each Sulfur in coke-stove gas |
| CN110849984A (en) * | 2019-10-16 | 2020-02-28 | 夏云山 | Method for detecting sulfide in industrial gas |
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Application publication date: 20130206 |