| 采用NEDOL法计算煤液化油窄馏分样品的准确性 |
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| 引用本文： | 吴艳,史士东,王伟.采用NEDOL法计算煤液化油窄馏分样品的准确性[J].煤炭转化,2009,32(3). |
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| 作者姓名： | 吴艳 史士东 王伟 |
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| 作者单位： | 煤炭科学研究总院北京煤化工分院,100013,北京 |
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| 基金项目： | 国家重点基础研究发展规划(973计划)，国家高技术研究发展计划(863计划) |
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| 摘 要： | 在对比大量样品和实验数据的基础上对煤直接液化油窄馏分样品的计算方法进行了研究和讨论,通过与冰点降低法分析结果相比,考察了NEDOL法计算煤直接液化油窄馏分样品分子量的准确性.结果表明,用NEDOL法计算四种煤直接液化油窄馏分样品的分子量时,47个样品的计算结果与冰点降低法测定结果十分接近,对神华油样品来说,两种方法的平均误差为-1.7;对胜利油样品来说,两种方法的平均误差为-1.3;对内蒙油样品来说,两种方法的平均误差为-3;对黑山油样品来说,两种方法的平均误差为-2.7.NEDOL法可直接用于计算液化油平均分子量.
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| 关 键 词： | 煤液化油 窄馏分 NEDOL法 分子量 冰点降低法 |
PRECISION OF NEDOL METHOD FOR CALCULATING COAL LIQUEFACTION OIL NARROW BOILING RANGE FRACTIONS MOLECULAR WEIGHTS |
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| Wu Yan,Shi Shidong,Wang Wei.PRECISION OF NEDOL METHOD FOR CALCULATING COAL LIQUEFACTION OIL NARROW BOILING RANGE FRACTIONS MOLECULAR WEIGHTS[J].Coal Conversion,2009,32(3). |
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| Authors: | Wu Yan Shi Shidong Wang Wei |
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| Affiliation: | China Coal Research Institute;Beijing Coal Chemistry Institute;100013 Beijing |
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| Abstract: | In order to meet the needs of the rapid industrialization of direct coal liquefaction project,the calculation method for molecular weights of direct coal liquefaction oil narrow boiling range fractions were studied based on the comparison of a great deal of experimental solvent samples and their molecular weights.In comparison with the results of freezing point depress method,the precision for calculating the molecular weights of coal liquefaction oil by NE-DOL method was investigated.For Shenhua oil,averag... |
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| Keywords: | coal liquefaction oil narrow boiling range fraction NEDOL method molecular weights freezing point depress method |
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