C Chi, X Yan, R Chen, P Li - Aerospace Science and Technology, 2019 - Elsevier
This work analyzes the effects of variable operating rotor speed on the helicopter low-speed Height–Velocity (HV) diagram in one engine inoperative (OEI) situation. Using the UH-60A …
YAN Xufei, C Renliang - Chinese Journal of Aeronautics, 2019 - Elsevier
An augmented flight dynamics model is developed to extend the existing flight dynamics model of tilt-rotor aircraft for optimal landing procedure analysis in the event of one engine …
YU Zhiming, YAN Xufei, C Renliang - Chinese Journal of Aeronautics, 2020 - Elsevier
This paper presents a method to predict the pilot workload in helicopter landing after one engine failure. The landing procedure is simulated numerically via applying nonlinear …
W Meng, R Chen - Chinese Journal of Aeronautics, 2013 - Elsevier
This paper focuses on the prediction of the safe autorotation landing operations of a helicopter following engine failure. The autorotation landing procedure is formulated as a …
X Yan, R Chen, B Lou, Y Xie, A Xie… - Journal of Physics …, 2021 - iopscience.iop.org
This paper studies the control strategy in tilt-rotor aircraft dynamic conversion procedure. A nonlinear flight dynamics model with full flight modes is established. On this basis, a …
The design of a high-performance guidance and control system for a small-scale helicopterUnmanned Aerial Vehicle (UAV), with an engine OFF flight condition (ie …
MA White, MT Luszcz, KL Bredenbeck… - US Patent …, 2021 - Google Patents
(57) ABSTRACT A method of automating entry of an aircraft into autorotation includes detecting a loss of engine power, analyzing a sensed height and sensed airspeed of the …
Y Zhao, Y Yuan, R Chen - Optimization and Engineering, 2024 - Springer
This paper focuses on the optimal takeoff of a coaxial compound helicopter, considering the possibility of engine failure. When one engine fails during takeoff, a twin-engine helicopter …
X Yan, R Chen, S Zhu, A Xie… - 2022 IEEE International …, 2022 - ieeexplore.ieee.org
This paper investigates the optimal landing trajectory and control procedure when a helicopter undergoes autorotation due to tail rotor drive failure (TRDF), in which an optimal …