Application of the DAE approach to the nonlinear sloshing problem
Sign Up to like & getrecommendations! Published in 2019 at "Nonlinear Dynamics"
DOI: 10.1007/s11071-019-05399-3
Abstract: The nonlinear sloshing problem is an important issue for design of liquid storage tanks, liquid cargo transportations, tuned liquid dampers and so on. This paper is concerned with development of a novel approach for the… read more here.
Keywords: nonlinear sloshing; method; sloshing problem; approach nonlinear ... See more keywords
An empirical approach for nonlinear modelling and deformation capacity assessment of RC columns with plain bars
Sign Up to like & getrecommendations! Published in 2018 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2018.09.022
Abstract: Abstract This study proposes an empirical-based approach for the nonlinear modelling and deformation capacity assessment of flexure-controlled Reinforced Concrete (RC) columns with plain bars, providing an estimate of the expected post-elastic response backbone through formulations… read more here.
Keywords: modelling deformation; plain bars; columns plain; approach nonlinear ... See more keywords
Modulated high frequency excitation approach to nonlinear ultrasonic NDT
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Sound and Vibration"
DOI: 10.1016/j.jsv.2018.12.034
Abstract: Abstract A novel approach for nonlinear ultrasonics is presented which relies on an amplitude modulated high-frequency excitation, as distinct from the conventional vibro-acoustic approach based on a low-frequency pumping wave in combination with a high-frequency… read more here.
Keywords: nonlinear ultrasonic; high frequency; approach nonlinear; frequency ... See more keywords
The simplest approach to nonlinear oscillators
Sign Up to like & getrecommendations! Published in 2019 at "Results in physics"
DOI: 10.1016/j.rinp.2019.102546
Abstract: Abstract This paper gives the simplest approach to the cubic-quintic Duffing equation (M.S.H. Chowdhury et al., Results in Physics 7(2017): 3962–3967), providing an extremely fast and relatively accurate estimation of the frequency of a nonlinear… read more here.
Keywords: simplest approach; nonlinear oscillators; physics; approach nonlinear ... See more keywords
A Continuum Approach to the Nonlinear In-Plane Galloping of Shallow Flexible Cables
Sign Up to like & getrecommendations! Published in 2019 at "Advances in Mathematical Physics"
DOI: 10.1155/2019/6865730
Abstract: The aeroelastic stability of horizontal, suspended, shallow, iced cables is studied via a continuum model. Both external and internal damping, consistent with the Rayleigh model, are taken into account. The quasi-static theory of the aerodynamic… read more here.
Keywords: continuum approach; nonlinear plane; approach nonlinear; galloping shallow ... See more keywords
Adjoint sensitivity analysis approach for the nonlinear Schrödinger equation.
Sign Up to like & getrecommendations! Published in 2019 at "Optics letters"
DOI: 10.1364/ol.44.003940
Abstract: This Letter proposes a novel adjoint sensitivity analysis approach for the nonlinear Schrödinger equation, which describes the light wave propagation in optical fiber communication systems. Using only one extra adjoint system simulation, all the sensitivities… read more here.
Keywords: nonlinear schr; approach nonlinear; adjoint; analysis approach ... See more keywords
A Discretization Approach for the Nonlinear Fractional Logistic Equation
Sign Up to like & getrecommendations! Published in 2020 at "Entropy"
DOI: 10.3390/e22111328
Abstract: The present study aimed to develop and investigate the local discontinuous Galerkin method for the numerical solution of the fractional logistic differential equation, occurring in many biological and social science phenomena. The fractional derivative is… read more here.
Keywords: nonlinear fractional; discretization approach; approach nonlinear; equation ... See more keywords
A Backstepping Approach to Nonlinear Model Predictive Horizon for Optimal Trajectory Planning
Sign Up to like & getrecommendations! Published in 2022 at "Robotics"
DOI: 10.3390/robotics11050087
Abstract: This paper presents a novel trajectory planning approach for nonlinear dynamical systems; a multi-rotor drone, built on an optimization-based framework proposed by the authors named the Nonlinear Model Predictive Horizon. In the present work, this… read more here.
Keywords: trajectory planning; approach nonlinear; nonlinear model; model predictive ... See more keywords