| 天然气喷射提前角对高压直喷天然气发动机燃烧和排放的影响 |
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| 引用本文： | 徐向,张强,苏东超.天然气喷射提前角对高压直喷天然气发动机燃烧和排放的影响[J].内燃机与配件,2019(14):80-82. |
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| 作者姓名： | 徐向 张强 苏东超 |
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| 作者单位： | 山东大学能源与动力工程学院;潍柴西港新能源动力有限公司 |
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| 摘 要： | 应用Converge软件研究了高压直喷天然气发动机的天然气喷射提前角对燃烧和排放的影响,从而达到提高发动机热效率并且降低排放的目的。通过对计算结果的对比分析,得出了不同天然气喷射提前角下的缸内压力、放热率、温度分布以及NOX排放的变化情况。
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| 关 键 词： | 高压直喷天然气发动机 Converge 燃烧 排放 |
The Effects of NSOI on the Combustion and Emissions of HPDI Natural Gas Engine |
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| XU Xiang,ZHANG Qiang,SU Dong-chao.The Effects of NSOI on the Combustion and Emissions of HPDI Natural Gas Engine[J].Internal Combustion Engine & Parts,2019(14):80-82. |
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| Authors: | XU Xiang ZHANG Qiang SU Dong-chao |
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| Affiliation: | (School of Energy and Power Engineering,Shandong University,Ji'nan 250061,China;Weichai Xigang New Energy Power Co.,Ltd.,Weifang 261205,China) |
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| Abstract: | To improve the combustion efficiency and reduce the emissions of high pressure direct injection natural gas engine,the effects of NSOI on the combustion and emissions were investigated by Converge.By comparing and analyzing the calculation results,the in-cylinder pressure,heat release rate,in-cylinder temperature distribution as well as NOX distribution were obtained. |
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| Keywords: | high pressure direct injection natural gas engine Converge combustion emissions |
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