| 影响煤中碳氢测定准确度的因素 |
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| 引用本文： | 侯杨涛.影响煤中碳氢测定准确度的因素[J].科学之友,2005(6). |
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| 作者姓名： | 侯杨涛 |
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| 作者单位： | 国家煤及煤化工产品质量监督检验中心 山西太原030012 |
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| 摘 要： | 碳氢测定中,煤样的制备、试剂的选用和预处理、气路的气密性、炉温的控制、称量的准确性以及人为因素等,都能影响结果的准确度。试说明通过对影响因素的分析进而找出达到准确的方法。
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| 关 键 词： | 煤 碳氢测定 准确度 因素 |
Factors Influencing the Measurement Accuracy of Carbon and Hydrogen in Coal |
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| Hou Yangtao.Factors Influencing the Measurement Accuracy of Carbon and Hydrogen in Coal[J].Friend of Science Amateurs,2005(6). |
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| Authors: | Hou Yangtao |
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| Institution: | Hou Yangtao |
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| Abstract: | In the measurement of carbon and hydrogen,the factors like the preparation of coal sample,the selection of reagent and its pretreatment,the gastightness of air course,the control of oven temperature,the accuracy of weighting and some human factors,all can influence the accuracy of measuring result.The paper analyses the influencing factors and then presents the way to measure car- bon and hydrogen accurately. |
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| Keywords: | coal the measurement of carbon and hydrogen accuracy factor |
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