| 天然气汽车尾气净化催化剂研究进展 |
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| 引用本文： | 屠约峰.天然气汽车尾气净化催化剂研究进展[J].工业催化,2017,25(7):14-17. |
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| 作者姓名： | 屠约峰 |
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| 作者单位： | 西北化工研究院,陕西 西安 710061 |
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| 摘 要： | 天然气汽车尾气引起的环境问题日益严重,传统的三效催化剂上甲烷转化率低,净化效果差,天然气汽车尾气净化催化剂受到广泛关注。概述天然气汽车尾气净化催化剂组成以及理论空燃比和稀燃比催化净化原理,介绍四类天然气汽车尾气净化催化剂研究现状,并对未来天然气汽车尾气净化催化剂发展进行展望。
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| 关 键 词： | 三废处理与综合利用 汽车尾气净化催化剂 空燃比 稀燃比 |
Research progress in the catalysts for purification of natural gas vehicle exhaust |
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| Tu Yuefeng.Research progress in the catalysts for purification of natural gas vehicle exhaust[J].Industrial Catalysis,2017,25(7):14-17. |
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| Authors: | Tu Yuefeng |
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| Affiliation: | Northwest Research Institute of Chemical Industry,Xi’an 710061,Shaanxi,China |
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| Abstract: | The environmental problem caused by natural gas vehicle exhaust is becoming more and more serious.The traditional three way catalysts have the disadvantages of low methane conversion rates and poor purification effects.Natural gas automobile exhaust purification catalysts have attracted wide attention.The composition of the catalysts for automobile exhaust gas purification and two kinds of purification principles of theoretical air-fuel ratio and lean ratio were summarized.The research status of four kinds of natural gas vehicle exhaust purification catalysts were introduced,and the future development prospects of natural gas vehicle exhaust purification catalysts were outlined. |
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| Keywords: | three waste treatment and comprehensive utilization natural gas vehicle exhaust purification catalyst air-fuel ratio lean air-fuel ratio |
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