| 电磁激励谐振对射流碎裂过程的促进作用 |
| |
| 引用本文： | 曹建明,蹇小平,李跟宝,罗明,苏海东,刘朋,陈文凤,韩燕丽. 电磁激励谐振对射流碎裂过程的促进作用[J]. 长安大学学报(自然科学版), 2011, 0(2): 91-96 |
| |
| 作者姓名： | 曹建明 蹇小平 李跟宝 罗明 苏海东 刘朋 陈文凤 韩燕丽 |
| |
| 作者单位： | 长安大学汽车学院;一汽解放汽车有限公司无锡柴油机厂; |
| |
| 基金项目： | 国家自然科学基金项目(50676012) |
| |
| 摘 要： | 根据量纲一色散关系式数值计算得到的射流碎裂点最不稳定波数,在射流试验台上对平面液膜射流进行电磁激励谐振,采用闪光摄影技术对有无电磁激励谐振的液膜射流碎裂过程进行比较试验研究。结果表明:电磁激励谐振对于射流的碎裂过程影响很大,按照量纲一色散关系式计算所得的表面波最不稳定波数设置的电磁激励谐振能够大幅度缩短射流的碎裂长度,静止空气环境中射流的碎裂长度缩短了17%～60%,空气助力环境中射流的碎裂长度缩短了13%～52%,明显改善了一级雾化的效果。
|
| 关 键 词： | 汽车工程 射流碎裂长度 电磁激励谐振 量纲一色散关系式 |
Promotion of electromagnetic excited resonance on liquid jet breakup processes |
| |
| CAO Jian-ming,JIAN Xiao-ping,LI Gen-bao,LUO Ming,SU Hai-dong,LIU Peng,CHEN Wen-feng,HAN Yan-li. Promotion of electromagnetic excited resonance on liquid jet breakup processes[J]. JOurnal of Chang’an University:Natural Science Edition, 2011, 0(2): 91-96 |
| |
| Authors: | CAO Jian-ming JIAN Xiao-ping LI Gen-bao LUO Ming SU Hai-dong LIU Peng CHEN Wen-feng HAN Yan-li |
| |
| Affiliation: | CAO Jian-ming1,JIAN Xiao-ping1,LI Gen-bao1,LUO Ming1,SU Hai-dong1,LIU Peng1,CHEN Wen-feng1,HAN Yan-li2 (1.School of Automobile,Chang'an University,Xi'an 710064,Shaanxi,China,2.Wuxi Diesel Factory,Jiefang First Automobile Ltd,Wuxi 214026,Jiangsu,China) |
| |
| Abstract: | The dominate wave numbers of liquid sheet breakup point were numerically calculated by dimensionless dispersion relations.The comparison experiments of excited and non-exited liquid film breakup process on liquid jet injecting test device were conducted by photography technique.The results indicate that electromagnetic excited resonance affect liquid jet breakup processes obviously.Electromagnetic excited resonances according to dominating wave number of surface wave in witch were determined by dimensionles... |
| |
| Keywords: | automobile engineering breakup length of liquid jet electromagnetic excited resonance dimensionless dispersion relation |
| 本文献已被 CNKI 等数据库收录！ |
|
