Results 11 to 20 of about 1,093,651 (250)

Influence of Variable Side-Stay Geometry on the Shimmy Dynamics of an Aircraft Dual-Wheel Main Landing Gear [PDF]

open access: yes, 2013
Commercial aircraft are designed to fly but also need to operate safely and efficiently as vehicles on the ground. During taxiing, take-off, and landing the landing gear must operate reliably over a wide range of forward velocities and vertical loads ...
Howcroft, Chris   +3 more
core   +1 more source

Research on the Influence of Temperature on the Cushioning Performance of Oil-air Landing Gear

open access: yesHangkong gongcheng jinzhan, 2022
The oil characteristics and inflation pressure inside the oil-air shock absorber will change with the ambient temperature,which will affect the cushioning performance of landing gear.In order to explore the effect of temperature on the cushioning ...
HU Rui, MU Rangke, SONG Dejun, CHEN Yi
doaj   +1 more source

Application of acoustic emission to seeded gear fault detection [PDF]

open access: yes, 2005
Acoustic emission (AE) is gaining ground as a non-destructive technique for health diagnosis on rotating machinery. There are vast opportunities for development of the AE technique on various forms of rotating machinery, including gearboxes.
Mba, David   +2 more
core   +1 more source

Study on design of taper shaped skiving cutters for internal gears (Taper shaped cutter ground with trapezoidal wheels used for pinion cutter grinding)

open access: yesNihon Kikai Gakkai ronbunshu, 2017
Taper shaped skiving cutters are commonly used in gear skiving because they provide clearance angles under a simple gear arrangement and they could have lower cutting resistance than cylindrical skiving cutters. Their tooth flanks are generally ground by
Koichiro URIU   +6 more
doaj   +1 more source

Influence of running-in on surface characteristics of efficiency tested ground gears [PDF]

open access: yesTribology International, 2017
The effect of running-in load (0.9 or 1.7 GPa) on surface characteristics of ground spur gears, and on their development during subsequent efficiency testing (FZG rig), is examined. The effect was confined to less than 10 ism depth. Micropitting was associated with surface asperities and their plastic deformation; higher running-in load gave more ...
D. Mallipeddi   +3 more
openaire   +1 more source

Application of bifurcation methods for the prediction of low-speed aircraft ground performance [PDF]

open access: yes, 2009
The design of aircraft for ground manoeuvres is an essential part in satisfying the demanding requirements of the aircraft operators. Extensive analysis is done to ensure that a new civil aircraft type will adhere to these requirements, where the ...
Coetzee, EB   +5 more
core   +1 more source

Experimental Validation for the Performance of MR Damper Aircraft Landing Gear

open access: yesAerospace, 2021
The landing gear of an aircraft serves to mitigate the vibration and impact forces transmitted from the ground to the fuselage. This paper addresses magneto-rheological (MR) damper landing gear, which provides high shock absorption efficiency and ...
Bang-Hyun Jo   +3 more
doaj   +1 more source

Study of Automated Control System of Underwater Dosimetry Kit in Remote bottom radioactivity measurement in deepwater Areas

open access: yesГлобальная ядерная безопасность, 2022
The paper presents a study of the automated control system of the underwater radio-controlled unmanned vehicle (as a prototype) which monitors the radiation in the deepwater area bottom (with the depth over 10 m), and a system of the operator-vehicle ...
A. P. Elokhin   +4 more
doaj   +1 more source

Observations of acoustic emission activity during gear defect diagnosis. [PDF]

open access: yes, 2003
It is widely recognised that acoustic emission (AE) is gaining ground as a non- destructive technique (NDT) for health diagnosis on rotating machinery.
Mba, David   +3 more
core   +1 more source

Drawbar Performance of Tractor Tyres with Steel Spikes At 100%-Wheel Slip

open access: yesActa Technologica Agriculturae, 2022
A driving wheel is a part of a tractor, which transmits forces from a tyre to the ground. Therefore, it affects the tractor movement and the pulling of an implement.
Abrahám Rudolf   +6 more
doaj   +1 more source

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