| 不同方法求取活性焦气化反应动力学参数比较 |
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| 引用本文： | 罗鸣,张建民,高梅杉,索娅.不同方法求取活性焦气化反应动力学参数比较[J].上海理工大学学报(社会科学版),2006,28(2):136-140. |
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| 作者姓名： | 罗鸣 张建民 高梅杉 索娅 |
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| 作者单位： | 上海理工大学动力工程学院 上海200093 |
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| 基金项目： | 上海市教育发展基金会"曙光项目";国家重点基础研究发展计划(973计划) |
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| 摘 要： | 在管式炉上以较高炭化温度(1 000℃以上)制备煤焦,在较低温度(850℃)下用水蒸气活化制备活性焦.采用Ozawa法、Coats Redfern积分法和K issinger微分法等常用的动力学参数求取方法对活性焦-CO2气化反应动力学参数进行计算,并对这些方法进行详细的介绍.计算结果的分析表明,组合升温速率法相对于单升温速率法而言,更适合于活性焦气化反应动力学参数的求取.
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| 关 键 词： | 煤焦气化 动力学参数 数学处理方法 |
| 收稿时间： | 7/7/2005 12:00:00 AM |
Comparison of different methods for the kinetic parameters calculation in activated char-CO2 gasification |
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| LUO Ming,ZHANG Jian-min,GAO Mei-shan,SUO Ya.Comparison of different methods for the kinetic parameters calculation in activated char-CO2 gasification[J].Journal of University of Shanghai For Science and Technilogy(Social Science),2006,28(2):136-140. |
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| Authors: | LUO Ming ZHANG Jian-min GAO Mei-shan SUO Ya |
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| Institution: | College of Power Engineering, University of Shanghai for Science and Technology, Shanghai 200093, China |
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| Abstract: | Activated char made in high temperature is gasified with CO_2 using temperatureprogrammed thermogravimetry.Several mathematical treatment methods including Ozawa,CoatsRedfern and Kissinger methods for the sinetic parameters calculation are introduced in detail.According to the analysis of the results,multiheating rates method is more compatible for study of the activated charCO_2 reaction kinetics. |
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| Keywords: | coal char gasification kinetic parameters mathematical treatment |
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