Results 51 to 60 of about 697 (162)

Application of nonlinear tyre models to analyse shimmy [PDF]

open access: yes, 2014
This paper focuses on the application of different tyre models to analyse the shimmy phenomenon. Tyre models with the Magic Formula and a non-constant relaxation length are introduced. The energy flow method is applied to compare these tyre models.
Besselink, I.J.M.   +5 more
core   +1 more source

Energy balance and tyre motions during shimmy [PDF]

open access: yes, 2015
Shimmy is an engineering example of self-excited vibration. Much research on shimmy has considered the tyre as the positive feedback or negative damping to create instability of the entire system.
Besselink, I.J.M.   +5 more
core  

Shimmy [PDF]

open access: yes
shimmyYou better put on your shimmy, it's cold outside. Explanation - shirt (under shirt)shirt (under shirt)YesDNE-cit J.D.A.

core  

Closed-form analytical solution for the shimmy instability of nose-wheel landing gears [PDF]

open access: yes, 2007
Closed-form analytical expressions for the shimmy velocity and shimmy frequency are obtained, considering the lateral dynamics of a three-degree-of-freedom nose-wheel landing gear shimmy model. The analytical solution is based on the observation that the
SURYANARAYAN, S, SURA, NK
core   +1 more source

On the effectiveness of shimmy dampers in stabilizing nose landing gears [PDF]

open access: yes, 2019
The article has been published in final form at 10.1016/j.ast.2019.05.040.The challenge of nose landing gear shimmy vibrations is largely addressed through adding passive shimmy suppression devices to the gear, known as shimmy dampers. Despite the wide
Rahmani, Mohsen, Behdinan, Kamran
core   +2 more sources

Active control of shimmy oscillation in aircraft landing gear [PDF]

open access: yes, 2006
Shimmy oscillation is an anxious concern in aircraft landing gear design and maintenance. Through related literature review, it is found that active shimmy control (suppressing) is still an open problem.
Long, Shun Hong
core  

Modeling and Analysis of Vehicle Shimmy with Consideration of the Coupling Effects of Vehicle Body [PDF]

open access: yes, 2019
Based on the Lagrange equation, a 9-degrees-of-freedom shimmy model with consideration of the coupling effects between the motions of vehicle body and the shimmy of front wheels and a 5-degrees-of-freedom shimmy model ignoring these coupling effects for ...
Xianjian Jin   +3 more
core   +1 more source

Parametric study of a novel nose landing gear shimmy damper concept [PDF]

open access: yes, 2019
Shimmy dampers are passive solutions for undesired shimmy vibration in aircraft landing gears. Although they mitigate shimmy to variable degrees, they can introduce weight, cost, and reliability penalties especially when added to existing landing gear ...
Rahmani, Mohsen, Behdinan, Kamran
core   +2 more sources

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