Results 151 to 160 of about 261,857 (179)

Noise analysis of variable-speed rotor technology on the coaxial lift-offset helicopter

INTER-NOISE and NOISE-CON Congress and Conference Proceedings
The impact of variable-speed rotor technology on the aerodynamic and aeroacoustic characteristics of a coaxial lift-offset helicopter was investigated using a numerical analysis approach.
Soogab Lee, Taeseok Yuk, Homin Kim
semanticscholar   +1 more source

Flight Path Reconstruction for a Coaxial Helicopter Equipped with Rotational Accelerometers

AIAA AVIATION 2023 Forum, 2023
R. Hofmann, S. Hosseini, Xiang Fang, F. Holzapfel   +3 more
semanticscholar   +1 more source

Modeling and Simulation in Support of Handling Quality Evaluation of AVX Joint-Multi-Role (JMR) Coaxial Compound Helicopter (CCH)

Proceedings of the Vertical Flight Society 80th Annual Forum
This paper describes the modeling and simulation developments made in support of the AVX Joint-Multi-Role (JMR) Coaxial Compound Helicopter (CCH) handling qualities evaluation.
Chongseok Chang, J. Lindsey, M. Hasbun, H. Saberi, C. He, Robert Fortenbaugh   +5 more
semanticscholar   +1 more source

Incremental Nonlinear Dynamic Inversion Control for Coaxial Compound Helicopter

Chinese Control and Decision Conference
In this paper, incremental nonlinear dynamic inversion (INDI) methods, which have been widely applied in fixed-wing aircraft to manage model uncertainties and external disturbances, are investigated for coaxial compound helicopters (CCH) across full ...
Jinxi Lang, Yan Li, Y. Qiu, Zhong Wang
semanticscholar   +1 more source

Phase Lag Analysis and Flight Control of a Coaxial Helicopter UAV

International Journal of Aeronautical and Space Sciences, 2022
Hoijo Jeaong, J. Suk, Seungkeun Kim, Jaeha Ryi, Jong-soo Choi   +4 more
semanticscholar   +1 more source

Design and dynamics of a novel parallel coaxial twin rotor of helicopter

Aerospace Science and Technology, 2022
nijiareborn Ye
exaly  

A hybrid trim strategy for coaxial compound helicopter

Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering, 2023
Zeyuan Wang, Yihua Cao
exaly  

Real-Time Dynamic Inflow Model for a Coaxial Helicopter Configuration Using the Lattice–Boltzmann Method

AIAA SCITECH 2024 Forum
Shreyas G. Ashok, S. Hosseini, Juergen Rauleder   +2 more
semanticscholar   +1 more source

Identification and modeling of the three rotational movements of a miniature coaxial helicopter

Simulation, 2013
Clara Ionescu, Silviu Corneliu Folea, Robin De Keyser   +2 more
exaly  

Inverse dynamic modeling and analysis of a coaxial helicopter’s swashplate mechanism

Mechanism and Machine Theory, 2017
Jihong Zhu, Xiaming Yuan
exaly