| 高压静电场中油液射流特性的实验研究 |
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| 引用本文： | 汪朝晖,廖振方,高全杰,王家青.高压静电场中油液射流特性的实验研究[J].实验流体力学,2009,23(2). |
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| 作者姓名： | 汪朝晖 廖振方 高全杰 王家青 |
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| 作者单位： | 1. 重庆大学机械工程学院,重庆,400044
2. 武汉科技大学机械自动化学院,武汉,430081 |
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| 基金项目： | 重庆大学研究生科技创新项目，国家创新研究群体基金 |
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| 摘 要： | 依据静电学和液体荷电的基本原理,分析了高压静电场中荷电油液在射流区、过渡区和雾化区的特性,提出射流长度,雾化角和液滴粒径分布是描述液体荷电射流特性的主要指标.通过自行设计和组装实验装置,分别探讨了不同电压下油液的射流长度和雾化角随电压的变化关系以及液滴粒径在电场中的分布规律.研究表明:射流长度随着电压的增大,总趋势是减小的,但在不同区域,电压对射流长度的影响不同;雾化角随电压增大到一定程度后,逐渐减小,最后趋于稳定;液滴的粒径随着电压的升高不断减小,当电压在65kV左右时,粒径较小且分布最为均匀.
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| 关 键 词： | 射流 静电场 雾化 射流长度 雾化角 粒径 |
Experimental study on properties of oil jet in a high voltage electrostatic field |
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| WANG Zhao-hui,LIAO Zhen-fang,GAO Quan-jie,WANG Jia-qing.Experimental study on properties of oil jet in a high voltage electrostatic field[J].Experiments and Measur in Fluid Mechanics,2009,23(2). |
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| Authors: | WANG Zhao-hui LIAO Zhen-fang GAO Quan-jie WANG Jia-qing |
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| Institution: | 1.College of Mechanical Engineering;Chongqing University;Chongqing 400044;China;2.College of Mechanical Automation;Wuhan University of Science and Technology;Wuhan 430081;China |
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| Abstract: | Based on electrostatics and charged principle of liquid,the properties of jet area,transient area and atomization area were given for charged oil in a high voltage electrostatic field and jet length,atomizing angle and oil particle size distribution were main factors as describing charged jet.The equipment was self-designed and assembled for analyzing variable relation of jet length and atomizing angle when the voltage changed and regularities of distribution for oil particle size in a high voltage electros... |
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| Keywords: | jet electrostatic fields atomization jet length atomizing angle particle size |
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