论文部分内容阅读
应用一个准维多区模型对柴油机喷雾的蒸发、混合和燃烧进行了数值模拟,提出了求解燃油蒸发过程的油滴直径瞬时变化的简单代数方程,考虑了碰壁对喷雾射流贯穿的影响。并对一台直喷式柴油机的燃烧过程进行了计算,计算结果与试验值符合较好。
A quasi-dimensional multi-zone model was used to simulate the evaporation, mixing and combustion of diesel engine sprays. A simple algebraic equation was proposed to solve the instantaneous variation of oil droplet diameter in the process of fuel evaporation. The combustion process of a direct injection diesel engine was calculated. The calculated results are in good agreement with the experimental data.