运输类飞机弹射起飞动力学特性分析  

Analysis of dynamical characteristics for transport catapult-assisted take-off

作　　者：杨生民[1] 刘超[1] 刘智汉[1] 

机构地区：[1]中国飞行试验研究院飞行仿真实验室,陕西西安710089

出　　处：《飞行力学》2011年第6期9-12,共4页Flight Dynamics

摘　　要：根据运输类飞机弹射起飞特点,建立了运输类飞机、舰船和风场等数学模型,着重介绍了能够反映飞机和舰船间多体动力学关系的起落架模型、弹射器和舰船运动模型的建模方法;开展了运输类飞机弹射起飞动力学特性研究,重点分析了起飞重量、升降舵预置偏度、甲板运动、前起落架突伸等因素对弹射起飞的影响,以期为运输类舰载机的设计和飞行试验提供技术支持。Based on dynamical characteristics of transport catapult-assisted take-off,several models of carrier-type transports,and their near zones between a carrier and wind fields are designed in this paper.It mainly introduces the modeling method of different models for landing gears,a catapult and carrier motions to be able to represent the multi-body dynamical relevance between aircraft and carrier,and discusses dynamical characteristics for the transport catapult-assisted take-off.It is focus on analyzing the effects of various factors,including the transport＇s take-off weight,elevator predefined deflections,deck motions and nose gear sudden extension on the catapult-assisted take-off.The simulation results will give a reference to design and flight test for carrier-type transports.

关 键 词：飞行仿真 舰船运动 前起落架突伸 

分 类 号：V212.1[航空宇航科学与技术—航空宇航推进理论与工程] V271.2