1. 南京航空航天大学 直升机旋翼动力学国家级重点实验室,南京,210016
2. 中国直升机设计研究所,景德镇,333001
张威(1982-),男,高级工程师,硕士,研究方向:直升机总体设计和直升机旋翼气动噪声. E-mail:993969575@qq.com
招启军*(1977-),男,教授、博士生导师,博士,研究方向:直升机旋翼空气动力学、计算流体力学、计算声学和主动流动控制等. E-mail:zhaoqijun@nuaa.edu.cn
纸质出版:2022
移动端阅览
张威, 胡偶, 王菲, 等. 基于X2TD高速直升机的前行桨叶概念旋翼翼型指标设计方法[J]. 空气动力学学报, 2022, 40(6): 73−82.
ZHANG Wei, HU Ou, WANG Fei, et al. An indicator design method of advancing blade concept rotor airfoil based on X2TD aircraft[J]. 2022, 40(6): 73-82.
张威, 胡偶, 王菲, 等. 基于X2TD高速直升机的前行桨叶概念旋翼翼型指标设计方法[J]. 空气动力学学报, 2022, 40(6): 73−82. DOI: 10.7638/kqdlxxb-2021.0170
ZHANG Wei, HU Ou, WANG Fei, et al. An indicator design method of advancing blade concept rotor airfoil based on X2TD aircraft[J]. 2022, 40(6): 73-82. DOI: 10.7638/kqdlxxb-2021.0170.
为准确模拟高速旋翼机桨叶剖面气动特性,发展了基于CFD/CAMRAD Ⅱ耦合算法的直升机旋翼翼型工作环境分析方法,并对方法进行了验证。在此基础上针对直升机旋翼桨叶变迎角、变马赫数的工作特点,构建了基于“
α
-
Ma
平面升阻比等高线”的全方位/全剖面旋翼翼型指标设计方法。从研究前行桨叶概念旋翼大反流、强径向流、强压缩性流场特点和升力偏置、变转速工作方式入手,针对X2TD直升机高速飞行状态下上/下旋翼、前/后行侧桨叶翼型剖面的气动特征,有针对性地提出旋翼翼型选择标准或设计、改进方向,并与国外设计结果进行了对比分析,得到了一些有意义的结论。所建立的翼型指标设计方法和计算分析结果可为高速直升机旋翼气动设计的深入研究提供参考。
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In order to simulate the aerodynamic characteristics of high speed helicopter blade sections
an operating condition analysis method for helicopter rotor airfoil is developed and verified based on the CFD and CAMRAD Ⅱ method.
And an airfoil indicator design method
named “
α
-
Ma
plane lift-drag ration contour”
is constructed
taking into account of the characteristics of Mach number and angle of attack of a rotating blade. The method is suitable for the airfoil indicator design in full azimuth and full span blade sections
and is used to analyze the Advancing Blade Concept rotor airfoils. Based on the study of ABC rotor f
low field characteristics of large reverse flow field
strong radial flow
strong compressible flow
lift offset and variable rotation speed as well as the further analysis of the aerodynamic characteristics of advancing and retreating side blade airfoil section for both upper and lower rotors
the improvement of airfoil selection criteria and design indicator have been done. The computational results are in good agreements with the reference results. The airfoil indicator design method and computational results are useful for the intensively studying of ABC rotor aerodynamic design.
LEISHMAN J G. Principles of helicopter aerodynamics[M]. Second Edition, Cambridge: Cambridge University Press, 2006.
ROBERT B, THOMAS M. Dynamics design characteristics of Sikorsky X2 Technology TM demonstrator aircraft[C ] // American Helicopter Society 64 th Annual Forum, Montreal, Canada, 2008.
CHENEY M. The ABC helicopter[C]//Proc of the VTOL Research, Design, and Operations Meeting, Atlanta, GA, USA. Reston, Virigina: AIAA, 1969. doi: 10.2514/6.1969-217
WU X M. Aerodynamic problems and research progresses of rigid coaxial rotor[J]. Journal of Nanjing University of Aeronautics Astronautics, 2019, 51(2): 137-146. (in Chinese)
VIEIRA O, De AUGUSTO B. Consideration of unsteady aerodynamics and boundary-layer transition in rotorcraft airfoil design[D]. The Pennsylvania State University, 2017.
BAGAI S. Airfoil design and rotorcraft performance[C]//The 58th AHS Annual Forum. Montreal Canada, 2002.
PASSE B J, SRIDHARAN A, BAEDER J D. Computational investigation of coaxial rotor interactional aerodynamics in steady forward flight[C]// 33rd AIAA Applied Aerodynamics Conference, Dallas, TX. Reston, Virginia: AIAA, 2015. doi: 10.2514/6.2015-2883
KLIMCHENKO V, SRIDHARAN A, BAEDER J D. CFD/CSD study of the aerodynamic interactions of a coaxial rotor in high-speed forward flight[C]// 35th AIAA Applied Aerodynamics Conference, Denver, Colorado. Reston, Virginia: AIAA, 2017. doi: 10.2514/6.2017-4454
PASSE B. Simulation of coaxial rotor interactional aerodynamics using coupled CFD-CSD [D]. University of Maryland, 2015.
BURGESS R K. The ABC TM rotor — A historical perspective[C ] // American Helicopter Society 60th Annual Forum, Baltimore, MD, June 7-10, 2004.
BAGAI A. Aerodynamic design of the X2 Technology Demonstrator TM Main Rotor Blade[C ] //The 64th AHS Annual Forum. Montreal Canada, 2008.
HE X P, HAN D, YANG K L, et al. Flight performance of compound helicopter with twin propellers[J]. Journal of Aerospace Power, 2020, 35(4): 815-822. (in Chinese)
LU C L, QI H T, XU G H. Unsteady flow field interaction of coaxial rotor[J]. Journal of Aerospace Power, 2019, 34(7): 1459-1470. (in Chinese)
邓景辉. 直升机旋翼气动基础技术[M]. 北京: 航空工业出版社, 2013.
CHEN K, ZHANG Z Y, WANG T G. Numerical study of sweep effect on aerodynamic characteristics of helicopter rotor blade in reverse flow[J]. Journal of Nanjing University of Aeronautics Astronautics, 2019, 51(2): 187-193. (in Chinese)
LI P, ZHAO Q J, WANG B. A highly-efficient predetermined boundary moving-embedded grid method suitable for the rotor CFD calculation[J]. Acta Aerodynamica Sinica, 2015, 33(6): 747-756. (in Chinese)
ROE P L. Approximate Riemann solvers, parameter vectors, and difference schemes[J]. Journal of Computational Physics, 1981, 43(2): 357-372. DOI:10.1016/0021-9991(81)90128-5
VAN LEER B. Towards the ultimate conservative difference scheme. V. A second-order sequel to Godunov's method[J]. Journal of Computational Physics, 1979, 32(1): 101-136. DOI:10.1016/0021-9991(79)90145-1
POTSDAM M, YEO H, JOHNSON W. Rotor airloads prediction using loose aerodynamic/structural coupling[J]. Journal of Aircraft, 2006, 43(3): 732-742. DOI:10.2514/1.14006
CARADONNA F X, TUNG C. Experimental and analytical studies of a model helicopter rotor in hover: NASA TM-81232 [R]. Moffett Field, California: Ames Research Center, 1981.
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