Results 11 to 20 of about 2,798 (215)

A Novel Design and Structural Analysis of Spring Landing Gear for Unmanned Air Vehicles

open access: yesHittite Journal of Science and Engineering, 2022
Aircraft are subjected to an impact load during landing. This situation becomes more important for unmanned aerial vehicles that are remotely controlled and must serve in extreme conditions. Because the landing gear should absorb this impact load as much
Mustafa Güven Gök, Ömer Cihan
doaj   +1 more source

Analysis of the Static Behavior of a New Landing Gear Model based on a Four-bar Linkage Mechanism

open access: yesInternational Journal of Technology, 2019
A landing gear model using a four-bar linkage mechanism is proposed in this study. The simulation study was conducted to evaluate the effect of the link dimension variation and coil spring constant on the equivalent stiffness and static deflection of ...
Lovely Son   +2 more
doaj   +1 more source

The Review and Development of the Landing Gear Emergency Release System

open access: yesMATEC Web of Conferences, 2017
Landing gear emergency release system is a common design of modern aircraft. In this paper, the typical landing gear emergency release system is analyzed, and the advantages and disadvantages of various emergency release forms are compared.
Li Xin, Li Yu
doaj   +1 more source

Research on influence of tire stiffness characteristics on shimmy of large civil aircraft nose landing gear

open access: yesHangkong gongcheng jinzhan, 2023
Tire stiffness is one of the important parameters of tire dynamics model. The influence law of tire stiffness on the shimmy of large civil aircraft nose landing gear can provide reference for the anti-shimmy design of large civil aircraft nose landing ...
FENG Guang   +5 more
doaj   +1 more source

Research on the influence of tire parameters on coupled brakeinduced vibration of telescopic landing gear with two wheels

open access: yesHangkong gongcheng jinzhan, 2023
Currently,the research on the low-frequency brake coupling vibration of aircraft landing gear mainly focuses on the analysis of the longitudinal single degree of freedom vibration characteristics of landing gear considering the influence of tire ...
FENG Guang   +4 more
doaj   +1 more source

Study on stiffness and shimmy stability of strut-type nose landing gear system

open access: yesHangkong gongcheng jinzhan, 2023
System stiffness (longitudinal, lateral, and torsional stiffness) is a meaningful index for strut nose landing gear design.It arises from profound significance to explore the influence law of system stiffness on shimmy stability for the anti-shimmy ...
FENG Guang   +5 more
doaj   +1 more source

An Experimental Characterization on the Acoustic Performance of Forward/Rearward Retraction of a Nose Landing Gear

open access: yesInternational Journal of Aerospace Engineering, 2019
The modern undercarriage system of a large aircraft normally requires the landing gear to be retractable. The nose landing gear, installed in the front of the fuselage, is retracted either forward or rearward.
Yong Liang   +4 more
doaj   +1 more source

A Rational Numerical Method for Simulation of Drop-Impact Dynamics of Oleo-Pneumatic Landing Gear

open access: yesApplied Sciences, 2021
Oleo-pneumatic landing gear is a complex mechanical system conceived to efficiently absorb and dissipate an aircraft’s kinetic energy at touchdown, thus reducing the impact load and acceleration transmitted to the airframe.
Rosario Pecora
doaj   +1 more source

Effect of heat and surface treatment on mechanical properties of 300M steel for civil main landing gear fuse-pin

open access: yesHangkong gongcheng jinzhan
The control of accuracy breakaway load for emergency fuse-pin of civil aircraft main landing gear is crucial for mechanical design of fuse-pin. To propose the requirements for heat and surface treatment process of fusepin and explore the mechanical ...
FU Liang   +6 more
doaj   +1 more source

Study on Landing Gear’s Load for Airship Based on the Double-springs’ Vibration Model

open access: yesHangkong gongcheng jinzhan, 2020
The FAA-P-8110-2 Airship Design Criteria defines the airworthiness standard requirement. In order to make the design of landing gear to fulfill the requirements perfectly, a methodology of load calculation for landing gear is presented in this paper ...
HU Xiaojin, XIAO Peng, HE Wei
doaj   +1 more source

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