Abstract: The integrated performance of aero space plane/air breathing propulsion system was simulated.Choosing method of main design parameters of turbo and ramjet were described.Based on given design parameters,the engine performance was computed along flight trajectory.An engineering method was used to compute the characteristics of induction system and exhaust system.According to the approach of force accounting,the integrated performance of vehicle/air breathing propulsion system was calculated.

Key words: Space transportation system;Turbofan engine;Ramjet engine;Inlet engine matching;Airplane engine matching;Numerical simulation

摘要： 从一体化角度出发，进行了空天飞机／吸气式推进系统一体化性能的数值模拟。给出了涡扇发动机和冲压发动机的参数选择方法和计算结果， 采用工程计算的方法， 计算了进气道和喷管的特性。最后给出了性能一体化的合成结果

关键词: 航天运输系统;涡轮风扇发动机;冲压喷气发动机;进气道-发动机匹配;飞机-发动机匹配;数值仿真