Based on the performance theory and the part structures of fuel injection system,math models were set-up and simulations were carried out by using simulink program,considering considers the variation of sound velocity,density and their effect on fuel pressure,especially on fuel pressure transmission in pipe.
根据泵-管-嘴喷油系统的工作原理和部件结构特点,建立数学模型,并应用Mat-lab/Simulink进行仿真。
In order to improve the past simulation about high pressure fuel injection system for diesel engine, this paper introduces the program of the simulation based on numerical calculation software MATLAB, which considers the variation of the sound velocity, density and their effect on fuel pressure, especially on fuel pressure transmission in pipe.
为改进过去柴油机高压喷油过程的模拟计算方法,运用数值计算软件MATLAB对柴油机泵-管-嘴高压喷油系统进行编程模拟计算。
The fuel injection system made up of a fuel injection pump,a high pressure fuel tube and a fuel injector is a very important part of the diesel.
由喷油泵、高压油管和喷油器组成的喷油系统是柴油机的“心脏”部件 ,燃油喷射的工作质量与气缸内混合气的形成及其燃烧过程有着极为密切的联系 ,它直接影响着柴油机的技术经济指标 传统的喷油系统存在着高低速性能不能兼顾的矛盾 ,采用可变预行程机构可解决这一问题 通过运用新开发的喷油过程模拟计算软件对德国Elsbett公司生产的采用可变预行程机构的 3 82Tc柴油机进行了分析研究 计算结果表明 ,可变预行程能较好地解决柴油机高低速性能匹配的问题 ,优化柴油机的综合性
3-D finite element computational analysis of support plate of fuel injector for 16V280ZJ diesel engine;
16V280ZJ型柴油机喷油器支座板的三维有限元计算分析
Finite Element Calculation and Reliability Enhancement of Diesel′s Fuel Injector;
柴油机喷油器的有限元计算与可靠性提高