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J4  2010, Vol. 44 Issue (8): 1579-1583    DOI: 10.3785/j.issn.1008-973X.2010.08.026
机械工程     
热重红外联用多组分混合气体产物定量分析
陈玲红, 吴学成, 周昊,岑可法
浙江大学 能源清洁利用国家重点实验室, 浙江 杭州 310027
Quantitative analysis of multi-component gases mixture
evolved in combined TG-FTIR
CHEN Ling-hong, WU Xue-cheng, ZHOU Hao, CEN Ke-fa
State Key Laboratory of Clean Energy Utilization, Zhejiang University, Hangzhou 310027, China
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摘要:

考虑基本结构的多功能属性,以粒度更细的基本操作表达功能元,基于功能层和结构层的动态划分与优化匹配,提出一种创新增强型功能行为结构(FBS)模型.以商空间三元素表达功能、功能属性和功能拓扑连接与时序关系,基于商空间不同粒度之间的转换,给出构建功能分解与或树的商空间数学描述.以基本操作表达基本结构的多功能属性,建立基本结构知识库,将结构层和功能层的基本操作之属性作为元素,构造功能结构匹配矩阵,根据属性元素最大匹配度得到功能结构最优匹配方案.

Abstract:

To quantitatively investigate multicomponent gases evolved by continuous or overlapping thermal reactive processes, a method to determine evolved rates of multicomponent gases was developed from temporal infrared functional group profiles using a combined system of Thermogravimetry and Fourier transform infrared (TGFTIR). The influence of flow rates of carrier gas on quantitative calculating results of multicomponent gas products was discussed by taking example for the gases such as carbon dioxide, carbon monoxide, and sulfur dioxide evolved from soot and oxygen reaction. The calculation results indicate that the loss of reactive gas and the occurrence of trace gases products during thermal reaction can be ignored with appropriate flow rate of carrier gas for determination of the evolved rates of multicomponent gases products. An approximate quantitative method can be used to identify quickly the evolved rates of gases when some components weakly or even do not absorb infrared energy during thermal reaction process.

出版日期: 2010-09-21
:  TK 6  
基金资助:

国家“973”重点基础研究发展规划资助项目(2009CB219802);高等学校学科创新引智计划资助项目(B08026).

作者简介: 陈玲红(1972-), 女,浙江绍兴人, 工程师, 博士,从事燃烧过程中气体、固体微粒等污染物形成机理及抑制的研究 .E-mail: chenlh@zju.edu.
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引用本文:

陈玲红, 吴学成, 周昊, 岑可法. 热重红外联用多组分混合气体产物定量分析[J]. J4, 2010, 44(8): 1579-1583.

CHEN Ling-Gong, TUN Hua-Cheng, ZHOU Hao, CEN Ge-Fa. Quantitative analysis of multi-component gases mixture
evolved in combined TG-FTIR. J4, 2010, 44(8): 1579-1583.

链接本文:

http://www.zjujournals.com/eng/CN/10.3785/j.issn.1008-973X.2010.08.026        http://www.zjujournals.com/eng/CN/Y2010/V44/I8/1579

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