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正丁烷/氢气/空气混合物催化着火的实验研究

钟北京 于亚薇 熊鹏飞

化工学报Issue(11):4363-4367,5.
化工学报Issue(11):4363-4367,5.DOI:10.3969/j.issn.0438-1157.2014.11.021

正丁烷/氢气/空气混合物催化着火的实验研究

Experimental study on catalytic ignition ofn-C4H10/H2/air mixtures

钟北京 1于亚薇 1熊鹏飞2

作者信息

  • 1. 清华大学航天航空学院,热科学与动力工程教育部重点实验室,北京 100084
  • 2. 中国空气动力研究与发展中心,四川绵阳 621000
  • 折叠

摘要

Abstract

An experimental study on catalytic ignition ofn-C4H10/H2/air mixtures in the Pt-coated catalyst surface was conducted. Hydrogen had not only thermal, but also chemical effects on the catalytic ignition of the n-C4H10/air mixtures. The chemical catalytic ignition temperature of the combustible mixtures was obviously lower than thermal ignition when chemical effect was dominant. However, chemical catalytic ignition occurred only when hydrogen content in the combustible mixtures was greater than a critical value. The critical value and the catalytic ignition temperature were related to equivalence ratio of the combustible mixtures.

关键词

微通道/层流/正丁烷//催化着火/热作用/化学作用

Key words

microchannels/laminar flow/n-C4H10/hydrogen/catalytic ignition/thermal effect/chemical effect

分类

化学化工

引用本文复制引用

钟北京,于亚薇,熊鹏飞..正丁烷/氢气/空气混合物催化着火的实验研究[J].化工学报,2014,(11):4363-4367,5.

基金项目

国家自然科学基金项目(51276096)。@@@@ supported by the National Natural Science Foundation of China (51276096) (51276096)

化工学报

OA北大核心CSCDCSTPCD

0438-1157

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