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柴油机喷雾燃烧过程的动态可视化试验
引用本文:何志霞,李德桃,袁文华,胡林峰,潘剑锋.柴油机喷雾燃烧过程的动态可视化试验[J].江苏大学学报(自然科学版),2005,26(5):397-400.
作者姓名:何志霞  李德桃  袁文华  胡林峰  潘剑锋
作者单位:1. 江苏大学能源与动力工程学院,江苏,镇江,212013
2. 邵阳学院能源与动力工程系,湖南,邵阳,422004
3. 无锡油泵油嘴研究所,江苏,无锡,214063
基金项目:江苏省自然科学基金资助项目(BK2003048)
摘    要:基于柴油机喷雾燃烧可视化方法,在DLH1105型产品发动机的基础上进行了发动机的改装、光路系统的开发和数据采集及控制系统的开发,研制出喷雾燃烧多功能动态可视化试验装置.同时总结出试验装置建立过程中应该注意的一些关键问题.在该试验装置上,分别对25MPa和18MPa的喷油压力下以及Ф62mm圆柱形、Ф5mm圆柱形、Ф5mm圆柱左偏斜形、Ф55mm圆柱右偏斜形4种燃烧室形状下的喷雾燃烧过程进行了喷雾燃烧可视化试验,获得了喷雾燃烧照片,通过对比分析得出高喷油压力及偏斜形状燃烧室具有更优的喷雾燃烧特性.

关 键 词:柴油机  喷雾燃烧  可视化试验  喷油压力  燃烧室形状
文章编号:1671-7775(2005)05-0397-04
收稿时间:2005-01-06
修稿时间:2005年1月6日

Dynamic visualization experiment for spray and combustion process of diesel engine
HE Zhi-xia,LI De-tao,YUAN Wen-hua,HU Lin-feng,PAN Jian-feng.Dynamic visualization experiment for spray and combustion process of diesel engine[J].Journal of Jiangsu University:Natural Science Edition,2005,26(5):397-400.
Authors:HE Zhi-xia  LI De-tao  YUAN Wen-hua  HU Lin-feng  PAN Jian-feng
Abstract:Based on the visualization experiment for the spray and combustion process of diesel engine, the DLH1105 product engine was reconstructed. The optical system and the control and data acquisition system were developed. A set of dynamic visualization experiment unit for spray and combustion process is set up. The photos of spray and combustion process were acquired by this unit under different injection pressures and combustion chamber shapes. By contrasting and analyzing these photos, it is concluded that the spray and combustion performance would be better under higher injection pressure and when the column shape of combustion chamber is declined.
Keywords:diesel  spray and combustion  visualization experiment  injection pressure  combustionchamber shape
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