Results 101 to 110 of about 4,186,617 (302)

Nonlinear dynamic instability of edge-cracked functionally graded graphene-reinforced composite beams

open access: yes, 2022
This work investigates nonlinear dynamic instability of edge-cracked functionally graded (FG) graphene nanoplatelet (GNP)-reinforced composite (GNPRC) beams consist of perfectly bonded layers.
Kitipornchai, Sritawat   +4 more
core   +1 more source

Microstructure Modification of Additively Manufactured Mo–9Si–8B by Annealing and Its Effects on High‐Temperature Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
Postbuild annealing systematically modifies the phase fractions and morphology of EB‐PBF processed Mo–9Si–8B. Quantitative microstructure–property correlations reveal how controlled phase evolution enhances high‐temperature compressive strength and creep resistance.
Christopher Schmidt   +5 more
wiley   +1 more source

Nonlinear dynamic response of compliant journal bearings

open access: yes, 2012
This paper investigates the dynamic response of the compliant tilting pad journal bearings subjected to synchronous excitation. Bearing compliance is affected by the properties of pad liner and pad support geometry. Different unbalance eccentricities are
Ibrahim, Reditor   +3 more
core   +2 more sources

Non‐Additive Criteria Assessment in Sustainability Evaluation of High Entropy Alloys: A Toxicity‐Weighted Framework

open access: yesAdvanced Engineering Materials, EarlyView.
Sustainability assessment requires methodologies that appropriately distinguish between additive and non‐additive material properties. A toxicity‐weighted scoring system is developed and applied that accounts for the disproportionate influence of highly toxic constituents through nonlinear weighting functions, providing more realistic estimates than ...
Seth Mehalic   +2 more
wiley   +1 more source

A Study of Diagnostic Signatures of a Deep Groove Ball Bearing Based on a Nonlinear Dynamic Mode [PDF]

open access: yes, 2015
For accurate fault detection and diagnosis, this paper focuses on the study of bearing vibration responses under increasing radial clearances due to investable wear and different bearing grades.
Gu, Fengshou   +3 more
core   +2 more sources

Nonlinear dynamics a personal perspective [PDF]

open access: yes, 2007
The discussion includes development of stochasticity from area-preserving transformations, limiting (resonant) frequencies for particle motion in the median plane of a strong-focusing ring, and bifurcation. (GHT)
openaire   +4 more sources

Elastic–Plastic Modeling and Experimental Characterization of Granular Jamming Actuators

open access: yesAdvanced Engineering Materials, EarlyView.
Granular jamming enables rapid switching between soft and rigid mechanical states. Here, a reduced‐order elastic‐perfectly‐plastic beam framework captures pressure‐dependent loading, unloading, residual deformation, and hysteresis in jammed beams, while matching three‐point bending experiments across materials and geometries. The framework links design
Saheli Patel   +2 more
wiley   +1 more source

A nonlinear vehicle-structure interaction methodology with wheel-rail detachment and reattachment [PDF]

open access: yes, 2013
. A vehicle-structure interaction methodology with a nonlinear contact formulation based on contact and target elements has been developed. To solve the dynamic equations of motion, an incremental formulation has been used due to the nonlinear nature ...
Azevedo, A.F.M.   +3 more
core   +2 more sources

Nagumo type existence results for second-order nonlinear dynamic BVPS

open access: yes, 2010
In this paper, we present a Nagumo condition for time scales equations that includes as a particular case a type of the classical one for differential equations involving a certain restriction.
錢傳仁; Chyan, Chuan-jen; Atici, F. M.; Cabada, A.;
core   +1 more source

On the interpretation and identification of dynamic Takagi-Sugenofuzzy models [PDF]

open access: yes, 2000
Dynamic Takagi-Sugeno fuzzy models are not always easy to interpret, in particular when they are identified from experimental data. It is shown that there exists a close relationship between dynamic Takagi-Sugeno fuzzy models and dynamic linearization ...
Murray-Smith, R.   +5 more
core   +1 more source

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