实验发动机 meaning in English
test engine
Examples
- The purpose of this study is to develop a three - dimensional numerical calculation model for spark - ignited premixed - charge lpg single fuel engine , which includes chemical kinetics submodel , ignition submodel , turbulent combustion submodel and emissions submodel . the conclusions obtained from this study provide a principle guide for optimum design of combustion system and to obtain satisfying characteristics in emission , performance and economy of lpg engine upon suitable structure and operating parameters , such as compression ratio , valve timing and spark timing
本论文的主要研究目标是单燃料lpg发动机的结构参数和运行参数对发动机性能的影响，以建立针对点燃式lpg发动机的三维燃烧模型，包括化学动力学模型、点火模型、湍流燃烧模型、排放模型为主要技术手段，并将燃烧模型计算结果和采用稀氧传感器反馈控制的lpg实验发动机上实测数据相比较验证。 - In this paper , simple reacting flow model in solid - propellant ducted rocket combustor based on eddy break - up model is established . the model is used to simulate the three - dimensional combustion flowfields in an experimental motor . some factors how to affect the combustion efficiency are discussed in the paper , including air intake and gas generator nozzle
本文基于简单反应的旋涡分裂模型，建立了固体火箭冲压发动机补燃室内的湍流燃烧模型，并在该模型下对某实验发动机进行了三维数值模拟，研究了补燃室设计参数包括进气道出口设计参数和燃气发生器喷管设计参数对燃烧效率的影响。