柴油机供喷油过程的压力变化与控制  

The Pressure Variation and Control of the Diesel Fuel Injection

作　　者：周义仓[1] 陈磊[2] ZHOU Yicang;CHEN Lei(School of Mathematics and Statistics,Xi'an Jiaotong University,Xi'an,Shaanxi 710049,China;School of Energy and Power Engineering,Xi'an Jiaotong University,Xi'an,Shaanxi 710049,China)

机构地区：[1]西安交通大学数学与统计学院,陕西西安710049 [2]西安交通大学能源与动力工程学院,陕西西安710049

出　　处：《数学建模及其应用》2020年第1期33-39,共7页Mathematical Modeling and Its Applications

摘　　要：针对2019年全国大学生数学建模竞赛A题高压油管的压力控制问题,在一些简化的假设下给出了描述柴油机高压共轨管内燃油进入和喷出过程压力变化的数学模型,得到了几种情况下维持压力稳定的策略,并对学生竞赛答卷中的一些情况进行了评述.Mathematical models have been formulated to describe the pressure variation and control of the high pressure common-rail diesel engine under simplified assumptions.Different control strategies have been obtained to maintain a stable pressure.The comments on the student′s solution papers of 2019 CUMCM problem A have been given.

关 键 词：喷油 压力 控制 

分 类 号：O29[理学—应用数学]