And a computer aided parametric design system is set up . to some extent , the purpose of automated modeling is reached 初步建立了柴油机螺旋进气道的计算机辅助设计系统，实现一定程度的自动化建模。
The structure design and the performance research of supersonic inlet / combustor are key techniques for solid rocket ramjet 超声速进气道及补燃室的设计与性能研究是固体火箭冲压发动机的两大关键技术。
2 . after the appropriate mathematical and physical model was proposed , the numerical calculation was processed in fluent 2 .根据进气道内的流动特性，建立适当的数学和物理模型,用flunt进行数值计算。
The effect of exit back pressure and length / height ratio of isolator on forebody / inlet flow field is analyzed and discussed in the paper 本文还研究了隔离段出口反压及隔离段长高比对进气道流场的影响。
Comparisons by means of numerical simulation are made between this inlet and the normal two - dimensional ramp inlet 数值模拟结果表明，设计工况下该进气道能够获得跟常规二维斜楔式进气道大致相当的气动性能。
Cross - section design of a controllable hypersonic inlet . the research is being done at the nanjing university of aeronautics and astronautics 南京航空航天大学正在进行一个可控高超音速进气道断面设计研究。
Tahir r b , molder s and timofeev e v . unsteady starting of high number air inlets - a cfd study [ r ] . aiaa 2003 - 5191 梁德旺,袁化成,张晓嘉.影响高超声速进气道起动能力的因素[ c ] / / 2005年冲压发动机技术交流会论文集, 2005
Flow motion in intake duct of diesel engine is an important factor , which , affects the process of combustion and mixture of diesel engine 内燃机进气道内气体的流动对混合气的形成、燃烧和排放有着重要的影响。
The wall film generated by the impinging sprays is the main reason of air - fuel ration control deviation under transient conditions 摘要由喷射燃油撞壁产生的进气道内油膜是导致过渡工况空燃比控制偏差的主要原因。
