吉林大学学报(工学版) ›› 2022, Vol. 52 ›› Issue (1): 37-45.doi: 10.13229/j.cnki.jdxbgxb20210928
苏岩1(),王博1,刘宇1(),解方喜1,胡云峰2,段加全2
Yan SU1(),Bo WANG1,Yu LIU1(),Fang-xi XIE1,Yun-feng HU2,Jia-quan DUAN2
摘要:
在均质混合气引燃模式下,研究了不同汽油比例和柴油喷射时刻对燃烧、常规气体和微粒的影响。发动机转速设定为1600 r/min,设定循环喷油量总热值为原机50%负荷工况喷油总热值,设定汽油比例为65%、70%、75%,柴油主喷时刻为-10 °CA、-5 °CA以及0 °CA。结果表明:在本次试验的最优策略下扭矩提升5%,NOx比排放降低60%,达到0.31 g/(kW·h),核态微粒数量浓度降低80%,积聚态微粒数量浓度降低97%。本文研究结果展现了均质混合气引燃模式在降低微粒和NOx方面的巨大潜力。
中图分类号:
1 | Avinash Kumar Agarwal, Akhilendra Pratap Singh, Rakesh Kumar Maurya. Evolution challenges and path forward for low temperature combustion engines[J]. Progress in Energy and Combustion Science, 2017, 61:1-56. |
2 | 王建昕,蒋恒飞,王燕军,等. 汽油均质混合气柴油引燃(HCII)燃烧特性的研究[J]. 内燃机学报, 2004(5): 391-396. |
Wang Jian-xin, Jiang Heng-fei, Wang Yan-jun, et al. Study on the combustion characteristics of homogeneous charge induced ignition(HCCI) of gasoline engine[J]. Transactions of CSICE, 2004(5):391-396. | |
3 | Reitz Rolf D,Ganesh Duraisamy. Review of high efficiency and clean reactivity controlled compression ignition (RCCI) combustion in internal combustion engines[J]. Progress in Energy and Combustion Science, 2015, 46: 12-71. |
4 | 任烁今. 重型发动机均质混合气引燃燃烧的试验研究和数值模拟[D]. 北京:清华大学汽车工程系, 2018. |
Ren Shuo-jin. Experimental studies and numerical simulations of homogenous mixture combustion of heavy-duty engines[D]. Beijing: Department of Automotive Engineering, Tsinghua University, 2018. | |
5 | 张海燕,李思远,王志坚,等. 多缸柴油机汽油均质混合气引燃的排放特性[J]. 农业工程学报, 2017, 33(19):108⁃114. |
Zhang Hai-yan, Li Si-yuan, Wang Zhi-jian, et al. Emission performance of gasoline homogeneous charge induced ignition in multi-cylinder diesel engine[J]. Transactions of the CSAE, 2017, 33(19):108-114. | |
6 | Li Si yuan,Sun Ke,Yin Wei, et al. Experimental investigation on the characteristics and performance of homogeneous charge induced ignition(HCII) on a multi-cylinder heavy-duty engine[J]. Fuel, 2020, 280:259-271. |
7 | 任烁今, 郭勇, 颜燕, 等. 压缩比对双燃料燃烧全工况特性影响试验研究[J]. 工程热物理学报, 2021, 42(6):1591-1599. |
Ren Shuo-jin, Guo Yong, Yan Yan, et al. Experimental investigation of the effects of compression ratio on the dual-fuel combustion over the full operating map[J]. Journal of Engineering Thermophysics, 2021, 42(6):1591-1599. | |
8 | 郑尊清,查海恩,刘海峰,等. 两次喷射参数及EGR对汽油压燃(GCI)燃烧及排放的影响[J]. 燃烧科学与技术,2018(4): 307-314. |
Zheng Zun-qing, Zha Hai-en, Liu Hai-feng, et al. Effects of split injection parameters and EGR on combustion and emissions of GCI[J]. Journal of Combustion Science and Technology, 2018(4): 307-314. | |
9 | Huang Yu-han, Surawski Nic C, Zhuang Yuan, et al. Dual injection: an effective and efficient technology to use renewable fuels in spark ignition engines[J]. Renewable and Sustainable Energy Reviews, 2021, 143:No.110921. |
10 | Wang Hu,Yao Ming-fa,Yue Zong-yu,et al. A reduced toluene reference fuel chemical kinetic mechanism for combustion and polycyclic-aromatic hydrocarbon predictions[J]. Combustion and Flame, 2015, 162(6):2390-2404. |
11 | 米姗, 王浒, 李彩云, 等.直喷汽油对反应活性控制压燃负荷拓展影响的数值模拟研究[J]. 内燃机工程, 2019, 40(2):97-103. |
Mi Shan, Wang Hu, Li Cai-yun, et al. Numerical simulation study of the effect of gasoline direct injection on the load expansion of reactivity controlled compression ignition combustion mode[J]. Chinese Internal Combustion Engine Engineering, 2019, 40(2):97-103. | |
12 | 张淼淼. 缸内直喷汽油机微粒排放及光学诊断试验研究[D]. 长春:吉林大学汽车工程学院, 2019. |
Zhang Miao-miao. Experimental investigation of particulate matter and optical diagnostic in gasoline direct injection engine[D]. Changchun: College of Automotive Engineering, Jilin University, 2019. | |
13 | 刘海峰, 文铭升, 杨智, 等. 发动机缸内自燃着火与火焰传播的调控[J]. 内燃机学报, 2020, 38 (3):200-209. |
Liu Hai-feng, Wen Ming-sheng, Yang Zhi, et al. Optical diagnostics on combustion mode between auto-ignition and flame propagation in engines[J]. Transactions of CSICE, 2020, 38(3):200-209. | |
14 | Westbrook Charles K. Chemical kinetics of hydrocarbon ignition in practical combustion systems[J]. Proceedings of the Combustion Institute, 2000, 28(2): 1563-1577. |
15 | Ju Yi-guang, Sun Wen-ting. Plasma assisted combustion: dynamics and chemistry[J]. Progress in Energy and Combustion Science, 2015, 48: 21-83. |
16 | Tree Dale R, Svensson Kenth I. Soot processes in compression ignition engines[J]. Progress in Energy and Combustion Science,2006,33(3): 272-309. |
17 | Benajes Jesús, Molina Santiago, García Antonio, et al. An investigation on RCCI combustion in a heavy duty diesel engine using in-cylinder blending of diesel and gasoline fuels[J]. Applied Thermal Engineering, 2014, 63(1): 66-76. |
18 | Choi S, Myung C L, Park S. Review on characterization of nano-particle emissions and PM morphology from internal combustion engines: part 2[J]. International Journal of Automotive Technology, 2014, 15(2): 219-227. |
19 | Saxena Mohit Raj, Maurya Rakesh Kumar. Influence of fuel injection pressure and injection timing on nanoparticle emission in light-duty gasoline/diesel RCCI engine[J]. Particulate Science and Technology, 2021, 39(5): 641-650. |
[1] | 王乔,孙万臣,郭亮,程鹏,范鲁艳,李国良. 丁醇/柴油混合燃料对压燃式发动机燃烧及微粒排放特征的影响[J]. 吉林大学学报(工学版), 2019, 49(6): 1920-1928. |
[2] | 孙万臣, 孙士龙, 王晓丹, 李国良, 赖春杰. 燃料挥发性对高压共轨柴油机微粒排放粒度分布的影响[J]. 吉林大学学报(工学版), 2013, 43(03): 619-625. |
[3] | 王丹, 刘忠长, 王忠恕, 吴楠, 刘江唯. 铁基燃油添加剂对柴油机微粒排放的影响[J]. , 2012, 42(05): 1173-1178. |
[4] | 田径, 韩永强, 刘忠长, 李骏, 李康. 柴油机燃油催化微粒后处理器性能与再生[J]. 吉林大学学报(工学版), 2011, 41(01): 18-0023. |
[5] | 许允,刘忠长,姜伟,高润良 . 氧化催化转化器对降低柴油机微粒排放的影响[J]. 吉林大学学报(工学版), 2007, 37(01): 65-68. |
|