喷嘴结构对电控喷油器喷油规律影响的试验研究  

Experimental Study on Effect of Nozzle Geometric Parameter to Injection Profile of Common Rail Injector

作　　者：刘振明[1] 邵利民[1] 张静秋[1] 欧阳光耀[1] 

机构地区：[1]海军工程大学船舶与动力学院,湖北武汉430033

出　　处：《小型内燃机与摩托车》2010年第5期22-25,共4页Small Internal Combustion Engine and Motorcycle

基　　金：国防十一五预研项目资助(4010103010401)

摘　　要：在喷油泵综合实验台上采用先进的EFS瞬时喷油量测量仪,对8套不同结构参数的共轨喷油器喷嘴进行了喷油规律的测试,研究了喷孔数、喷孔直径、喷孔长度以及喷孔夹角等参数对喷油规律的影响。The fuel injection rates of the common rail injectors with eight various geometric nozzles were measured in the fuel pump integrated test bench,using the EFS instrument.The influence of the nozzle geometric parameters including the spray hole number,the spray hole diameter,the spray hole length and the spray hole angle on injection rate was researched.

关 键 词：高压共轨 喷油器 喷油规律 喷嘴 

分 类 号：TK421[动力工程及工程热物理—动力机械及工程]