Research on Landing Stability of Four-Legged Adaptive Landing Gear for Multirotor UAVs
Aerospace, 2022 Rotorcraft Unmanned Aerial Vehicles (UAVs) often need to take off and land under complex working conditions. The rugged terrains may cause the UAV to tilt during takeoff and landing and even cause rollover and other accidents in severe cases.
Xinlei Ni +4 more
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A bifurcation study to guide the design of a landing gear with a combined uplock/downlock mechanism. [PDF]
Proc Math Phys Eng Sci, 2014 This paper discusses the insights that a bifurcation analysis can provide when designing mechanisms. A model, in the form of a set of coupled steady-state equations, can be derived to describe the mechanism.
Knowles JA +3 more
europepmc +5 more sources
A Dynamic Pose-Testing Technique of Landing Gear Combined Stereo Vision and CAD Digital Model [PDF]
SensorsThe landing gear is one of the key components of an aircraft, enduring significant forces during takeoff and landing, and is influenced by various uncertain factors related to its structure.
Wendong Zhang +3 more
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A Mantis-Inspired Multi-Quadrupole Adaptive Landing Gear Design and Performance Study [PDF]
BiomimeticsThis paper investigates and designs an adaptive landing gear inspired by the passive adaptation mechanism of the praying mantis on intricate landing surfaces to improve the landing safety of unmanned aerial vehicles (UAVs) in complicated terrain ...
Yichen Chu +4 more
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Modeling of dynamic responses of arresting gear and its sensitivity study based on BP neural network optimized by Whale optimization algorithm [PDF]
Scientific ReportsArresting gear is the key equipment to ensure the safe and short-range landing of a carrier-based aircraft, which is a complex electromechanical-hydraulic system.
Qi Deng +5 more
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Preliminary calculation of the landing gear of a military training aircraft [PDF]
INCAS Bulletin, 2020 The paper presents a preliminary calculation method, which is easy to apply for pre-dimensioning the landing gear. Preliminary calculation of the landing gear includes estimating the loads on landing and determining the position of the nose landing gear ...
Ilie NICOLIN, Bogdan Adrian NICOLIN
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Oleo-pneumatic Mixed Shock Absorber Landing Pressure Analysis of Landing Gear
Hangkong gongcheng jinzhan, 2020 The landing gear of an aircraft bears a large impact load during landing, which causes the internal shock absorber to withstand high oil pressure and air pressure, and the buffer performance is greatly influenced.
LOU Rui +3 more
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Research on the nose landing gear of a military training aircraft [PDF]
INCAS Bulletin, 2020 This paper presents the analysis of the landing gear configurations and the proposal of a solution for a military training aircraft. The paper presents both landing gears: nose and main because they are inextricably linked.
Ilie NICOLIN, Bogdan Adrian NICOLIN
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Optimization of the Main Landing Gear Structure of LSU-02NGLD
Computational and Experimental Research in Materials and Renewable Energy, 2021 The mass of the landing gear structure becomes an important aspect of the total mass of the UAV (unmanned aerial vehicle). Therefore, many efforts have been made to reduce the mass of the landing gear by performing structural optimization.
Fajar Ari Wandono
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Influence of Cabin Doors on the Flow Field and Aerodynamic Noise of Landing Gear
Hangkong gongcheng jinzhan, 2021 The front landing gear generally has a bilateral symmetrical doors,which is different from the main landing gear.The opened landing gear door can interfere with the flow field and noise of the landing gear and reflect when the civil aircraft enters the ...
MU Yongfei, LI Jie
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