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Performance Analysis of Slowed Rotor Compound Helicopter

降转速复合式直升机的性能分析

作     者:SHAH Suman HAN Dong YANG Kelong SHAH Suman;韩东;杨克龙

作者机构:College of Aerospace EngineeringNanjing University of Aeronautics and AstronauticsNanjing 210016P.R.China 

出 版 物:《Transactions of Nanjing University of Aeronautics and Astronautics》 (南京航空航天大学学报(英文版))

年 卷 期:2020年第37卷第S1期

页      面:9-17页

核心收录:

学科分类:080103[工学-流体力学] 08[工学] 080104[工学-工程力学] 0801[工学-力学(可授工学、理学学位)] 

主  题:compound helicopter wing propeller flight performance lift distribution thrust distribution 

摘      要:The performance of slowed-rotor compound aircraft,particularly at high-speed flight condition,is *** forward flight performance calculation model of the composite helicopter is established,and the appropriate wing and propeller parameters are *** predicted performance of isolated propeller,wing and rotor combination is *** kinds of tip speed and a range of load share setting are *** bearing 80%of the thrust with wing sharing lift is found to be the best condition to have better performance and the maximum L/D for maximum forward *** rotor,propeller,and wing performance are examined for sea level,1000 m,and 2000 m cruise ***,propeller,and wing power are found to be largely from profile drag,except at low speed where the wing is near *** elevation offloads lift from the rotor to the wing,dropping the total power required and increasing the maximum speed limit over 400 km/h.

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