
在氨氢燃料的燃烧过程中,生成的一氧化氮(NO)是主要的环境污染物之一,其形成机理涉及一系列复杂的化学反应。为深入探讨不同燃烧组织方式对NO生成的影响机理,利用化学反应动力学模拟软件,结合具体的化学反应动力学机理,从反应动力学角度研究氨氢燃料在预混燃烧、射流燃烧和均质充量压燃三种燃烧模式下,对NO生成的影响机理。结果表明:在三种燃烧模式中,NO主要生成路径差异为射流燃烧模式下NH
2
生成NH,而其他两种燃烧模式则是生成H
2
NO,同时发现HNO是NO生成的关键组分;R74 NH
2
+NO
2
■H
2
NO+NO为促进NO生成的关键基元反应,而R30 NH
3
+O
2
■NH
2
+HO
2
与R76 NH
2
+NO■N
2
+H
2
O则为抑制NO生成的关键基元反应。在研究掺氢比对NO生成的影响机理时,发现随着掺氢比的增加,三种燃烧模式下NO主要的生成路径差异较小,但NO物种敏感性中的基元反应种类会发生变化。同时NO生成时刻将会提前,虽然NO的生成量变化较小,但是NO物质的量分数峰值随着掺氢比的增加而增加。
邹凯翔,孙柏刚,罗庆贺.稀燃缸内直喷氢内燃机NH_3-SCR后处理系统工作特性研究[J].车用发动机,2024(04).
王志,齐运亮,陈清楚,李骏.氨氢融合零碳内燃机燃烧过程综述[J].汽车安全与节能学报,2024(04).
滕梓源,韩敏芳.碳中和愿景下采用氨作替代燃料相关技术热点分析[J].中外能源,2022(09).
郑娟娟.传统内燃机汽车企业低碳转型对战略绩效的影响研究[D].内蒙古财经大学,2024(03).
周航.F-76柴油及其生物替代燃料的骨架反应机理构建与应用研究[D].重庆交通大学,2024(03).
Meng Xiangyu,Zhao Chenhan,Qin Meichao,Zhang Mingkun,Dong Dongsheng,Long Wuqiang,Bi Mingshu.Study on chemical kinetics and NO behaviors in pre-chamber jet-induced ignition mode with ammonia[J].Fuel Processing Technology,2023.
Singh Anand Shankar,Dash Sukanta Kumar,Reddy V. Mahendra.Chemical kinetic analysis on influence of hydrogen enrichment on the combustion characteristics of ammonia air using newly proposed reaction model[J].International Journal of Energy Research,2021.
Maxime Pochet,Hervé Jeanmart,Francesco Contino.A 22:1 Compression Ratio Ammonia-Hydrogen HCCI Engine: Combustion, Load, and Emission Performances[J].Frontiers in Mechanical Engineering,2020.
Charles Lhuillier,Pierre Brequigny,Francesco Contino,Christine Mounaïm-Rousselle.Experimental study on ammonia/hydrogen/air combustion in spark ignition engine conditions[J].Fuel,2020.
Alessandro Stagni,Carlo Cavallotti,Suphaporn Arunthanayothin,Yu Song,Olivier Herbinet,Frédérique Battin-Leclerc,Tiziano Faravelli.An experimental, theoretical and kinetic-modeling study of the gas-phase oxidation of ammonia[J].Reaction Chemistry & Engineering,2020.
Yuanjie Jiang,Andrea Gruber,Kalyanasundaram Seshadri,Forman Williams.An updated short chemical‐kinetic nitrogen mechanism for carbon‐free combustion applications[J].International Journal of Energy Research,2020.
Rui Li,Alexander A. Konnov,Guoqiang He,Fei Qin,Duo Zhang.Chemical mechanism development and reduction for combustion of NH 3 /H 2 /CH 4 mixtures[J].Fuel,2019.
Cardiff School of Engineering, Cardiff University, Wales CF24 3AA, UK,Cardiff School of Engineering, Cardiff University, Wales CF24 3AA, UK,Cardiff School of Engineering, Cardiff University, Wales CF24 3AA, UK,Cardiff School of Engineering, Cardiff University, Wales CF24 3AA, UK,Cardiff School of Engineering, Cardiff University, Wales CF24 3AA, UK,Cardiff School of Engineering, Cardiff University, Wales CF24 3AA, UK.Influence of steam addition and elevated ambient conditions on NO x reduction in a staged premixed swirling NH 3 /H 2 flame[J].Proceedings of the Combustion Institute,2019.
Peter Glarborg,James A. Miller,Branko Ruscic,Stephen J. Klippenstein.Modeling nitrogen chemistry in combustion[J].Progress in Energy and Combustion Science,2018.
Olivier Mathieu,Eric L. Petersen.Experimental and modeling study on the high-temperature oxidation of Ammonia and related NOx chemistry[J].Combustion and Flame,2015.
Fredrik R. Westlye,Anders Ivarsson,Jesper Schramm.Experimental investigation of nitrogen based emissions from an ammonia fueled SI-engine[J].Fuel,2013.
Contino Francesco,Foucher Fabrice,Mounaïm Rousselle Christine,Jeanmart Hervé.Experimental Characterization of Ethyl Acetate, Ethyl Propionate, and Ethyl Butanoate in a Homogeneous Charge Compression Ignition Engine[J].Energy & Fuels,2011.
C.S. Mørch,A. Bjerre,M.P. Gøttrup,S.C. Sorenson,J. Schramm.Ammonia/hydrogen mixtures in an SI-engine: Engine performance and analysis of a proposed fuel system[J].Fuel,2010.
G. Black,H.J. Curran,S. Pichon,J.M. Simmie,V. Zhukov.Bio-butanol: Combustion properties and detailed chemical kinetic model[J].Combustion and Flame,2009.
0
Views
266
下载量
0
CSCD
Publicity Resources
Related Articles
Related Author
Related Institution
京公网安备11010802024621