运动模型式飞行器气动力参数测试系统研究  

Research on Aircraft Aerodynamic Coefficient Measuring System with Moving Model

作　　者：马洪强[1] 王圣友 王苏宁 王骁 MA Hongqiang;WANG Shengyou;WANG Suning;WANG Xiao(China Academy of Aerospace Aerodynamics Technology,Beijing 100074,China;Aerospace Rainbow UAV Co.,Ltd.,Beijing 100074,China;Land Science&Technology Co.,Ltd.,Qinhuangdao 066102,China)

机构地区：[1]中国航天空气动力技术研究院,北京100074 [2]航天彩虹无人机股份有限公司,北京100074 [3]兰德科技有限公司,河北秦皇岛066102

出　　处：《计算机测量与控制》2024年第5期88-93,101,共7页Computer Measurement &Control

摘　　要：为了对飞行器进行气动布局、飞行性能评估,提出了一种运动模型式气动力参数测量方法,并研制了一套运动模型式测试系统,通过运动模型来模拟飞行器在空气中的运动,其构造主要包含载具、测试支架、六分量天平、风速测量模块、数据采集模块、控制模块、便携计算机等部分;该类测试系统在某些特定工况下能准确模拟飞行器的飞行状态,对流场参数和模型所受载荷进行实时测量,预测各运动状态下飞行器的气动特性;通过数值模拟分析和风洞试验对车载试验数据进行了对比验证,结果表明,该测试系统能够准确获得模型的气动力特性数据;该系统具有一定的拓展性和通用性,可使用火箭橇等其他载具开展高速运动模型式气动力参数测量试验。In order to evaluate the aerodynamics layout and flight performance of aircraft,an aerodynamic coefficient measuring method with moving model is proposed,and a moving model measuring system is developed to simulate the motion of the aircraft in the air,it is mainly composed of the carrier,measuring support,six-component balance,wind speed measurement module,data acquisition module,control module,portable computer and other parts;The measuring system can accurately simulate the flight state of the vehicle under certain specific conditions,implement the real-time measurement of the flow field coefficients and load on the model,and predict the aerodynamic characteristics of the vehicle in various motion states;Compared with the numerical simulation analysis and wind tunnel experiments on the vehicle test data,the results show that the measuring system can accurately obtain the aerodynamic characteristics data of the model.The system has certain scalability and versatility,and it is useful for other carriers such as rocket sleds to carry out the aerodynamic coefficient measurements of high-speed moving model.

关 键 词：飞行器 运动模型 气动特性 车载测力 天平 

分 类 号：TP206.1[自动化与计算机技术—检测技术与自动化装置]