Results 61 to 70 of about 123 (110)

Airfoil Optimization of Tiltrotor Aircraft Forward Flight Mode Based on Isight

Hangkong gongcheng jinzhan, 2019
As one of the main development trends of the next generation rotor-crafts, it is of important significance to study the aerodynamic optimization design of its wings for improving the flight performance of tiltrotor aircraft.NACA2412 is employed as the ...
Zhao Guang, He Guoyi, Wang Qi, Luo Yun, Wang Zhen   +4 more
doaj   +1 more source

Unified Accurate Attitude Control for Dual-Tiltrotor UAV with Cyclic Pitch Using Actuator Dynamics Compensated LADRC. [PDF]

Sensors (Basel), 2022
Wang Z, Wang Y, Cai Z, Zhao J, Liu N, Zhao Y.   +5 more
europepmc   +1 more source

Aerodynamic Optimization Design of the Rotor Blade of a Tilt-rotor Aircraft

Hangkong gongcheng jinzhan, 2019
The aerodynamic design of tilt-rotor needs to synthetically consider the different requirements in helicopter mode and fixed-wing aircraft mode. The multi-objective genetic algorithm based on Kriging surrogate model is used to establish an optimization ...
Sun Kaijun, Zhang Lian, Fu Yiwei, Yu Yueyang   +3 more
doaj   +1 more source

Medical drones: Disruptive technology makes the future happen. [PDF]

Unfallchirurg, 2021
Sigari C, Biberthaler P.
europepmc   +1 more source

Estimation Method for Basic Parameters of High-Speed Vertical Take-Off and Landing Aircraft

Aerospace
The research aims to propose a basic parameter estimation method for high-speed vertical take-off and landing (HSVTOL) aircraft, balancing rotor and fixed-wing mode requirements.
Yu Wang, Qihang Li, Pan Li
doaj   +1 more source

Numerical Simulation on Aerodynamic Characteristics of Transition Section of Tilt-Wing Aircraft

Aerospace
The tilt-wing aircraft has attracted widespread attention due to its excellent performance. However, its aerodynamic characteristics during the tilt transition section are characterized by unsteadiness, nonlinearity, and strong coupling, making it ...
Qingjin Huang, Guoyi He, Jike Jia, Zhile Hong, Feng Yu   +4 more
doaj   +1 more source

Flight Dynamics Modeling and Dynamic Stability Analysis of Tilt-Rotor Aircraft

International Journal of Aerospace Engineering, 2019
The tilt-rotor aircraft has often been proposed as a means to increase the maximum speed of the conventional helicopter. The tilt-rotor aircraft consists of three primary flight modes that are the helicopter flight mode in low forward speed flight ...
Ke Lu, Chunsheng Liu, Chunhua Li, Renliang Chen   +3 more
doaj   +1 more source

Co-design Optimization of a Novel Multi-identity Drone Helicopter (MICOPTER). [PDF]

J Intell Robot Syst, 2022
Abedini A, Bataleblu AA, Roshanian J.
europepmc   +1 more source

Aerogels for Thermal Protection and Their Application in Aerospace. [PDF]

Gels, 2023
Jin R, Zhou Z, Liu J, Shi B, Zhou N, Wang X, Jia X, Guo D, Xu B.   +8 more
europepmc   +1 more source

A self-powered vibration sensor for real-time vibration monitoring and aeroelastic instability detection in tiltrotor aircraft transition

AIP Advances
Flight safety in a tiltrotor aircraft is highly sensitive to vibration-induced instabilities during transition between vertical and horizontal flight modes.
Chengxiao Li, Yonggang Yang
doaj   +1 more source