面向对象的双轴混排加力涡扇发动机详细非线性实时仿真模型研究  

A Study of Object-Oriented Detailed Nonlinear Real-Time Performance Simulation for a Mixed-Flow Two-Spool Turbofan Engine with Afterburner

作　　者：丛靖梅[1] 唐海龙[1] 张津[1] 

机构地区：[1]北京航空航天大学动力系,北京100083

出　　处：《航空动力学报》2002年第1期65-68,共4页Journal of Aerospace Power

摘　　要：本文就双轴加力涡扇发动机详细非线性实时仿真模型进行了研究。采用框架灵活方便、具有可扩展性的 VC++语言 ,在 P 45 0计算机上实现了一台双轴混排加力涡扇发动机的实时仿真 ,可准确模拟发动机及其部件的工作状况。发动机流路的平均计算时间为 0 .5 42 ms,一个工作点的计算时间小于 2 5 ms。此模型的建模方法具有通用性 ,可适用于其他类型发动机的实时建模要求。经在火力 /飞行 /推进综合控制仿真系统中的应用 。This report discusses the study of detailed nonlinear real time performance simulation for a two spool turbofan engine with afterburner.On the basis of the extensible,flexible,and reliable VC++ language,we can easily build a real time simulation program for a mixed flow two spool turbofan engine with afterburner on a PⅡ450 computer.The engine performance and engine component operation can be simulated accurately.The average time is 0 542 ms for a flow path calculation.It takes the model less than 25 ms to calculate an operating point.This is a general method and it can be used in modeling of other types of engines.The real time simulation model of an existing engine has been used successfully in IFFPC (Integrated Fire/Flight/Propulsion Control) research.

关 键 词：航空发动机 非线性实时仿真 数学模型 双轴混排加力涡扇发动机 面向对象编程技术 

分 类 号：V235.13[航空宇航科学与技术—航空宇航推进理论与工程]