Articles with "novel nonlinear" as a keyword



A Novel Nonlinear Link Element for Direct Second-Order Analysis of Trusses Assembled by Weak Shear Stiffness Members

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Published in 2020 at "Ksce Journal of Civil Engineering"

DOI: 10.1007/s12205-020-1688-4

Abstract: The transverse shear effect and initial imperfection have significant influence on the post-buckling performance of weak shear stiffness struts such as pultruded fiber reinforced polyester (FRP) members and lattice column. A novel nonlinear link (NNL)… read more here.

Keywords: nnl element; novel nonlinear; element; weak shear ... See more keywords

A novel nonlinear solution for the polygon scaled boundary finite element method and its application to geotechnical structures

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Published in 2017 at "Computers and Geotechnics"

DOI: 10.1016/j.compgeo.2016.09.013

Abstract: The polygon scaled boundary finite element method is semi-analytical and known for its high precision. However, the material nonlinearity cannot be maintained because this method uses an analytical solution in the radial direction. In this… read more here.

Keywords: finite element; boundary finite; element method; scaled boundary ... See more keywords

A novel nonlinear state space model for the hydraulic power take-off of a wave energy converter

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Published in 2019 at "Energy"

DOI: 10.1016/j.energy.2019.05.095

Abstract: Since the hydraulic power take-off (PTO) is a widely-utilized transmission device for oscillating-body wave energy converters, its parameter configurations need to be optimized with an accurate dynamic model. To accurately describe the cylinder friction force,… read more here.

Keywords: wave energy; novel nonlinear; model; energy ... See more keywords

Synthesis and properties study of a novel nonlinear optical chromophore containing benzo[b]furan moiety based on julolidine

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Published in 2019 at "Journal of Molecular Structure"

DOI: 10.1016/j.molstruc.2019.06.106

Abstract: Abstract Novel nonlinear optical (NLO) chromophore using benzo[b]furan moiety and trifluoromethyl-substituted tricyanofuran as the electron donor and acceptor respectively was designed and prepared. The structure of the novel chromophore was determined by NMR spectra, and… read more here.

Keywords: benzo furan; novel nonlinear; nonlinear optical; furan moiety ... See more keywords

A novel nonlinear model for estimating ideal packing density of mixtures

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Published in 2025 at "Scientific Reports"

DOI: 10.1038/s41598-025-87856-1

Abstract: Packing density models could predict the bulk density and void ratio of particulate materials. The original linear packing density model (LPDM) is linearly related to each grain size fraction. However, when using the LPDM model,… read more here.

Keywords: nonlinear model; model; novel nonlinear; packing density ... See more keywords

Nonlinear Dynamic Surface Control for a Class of Uncertain Systems With Novel Nonlinear Filters

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Published in 2025 at "IEEE Transactions on Automatic Control"

DOI: 10.1109/tac.2025.3595819

Abstract: Novel nonlinear functions are introduced to construct first-order nonlinear filters to address the following critical issues encountered in widely used dynamic surface control (DSC) methods. First, there is no guideline for selecting the parameters of… read more here.

Keywords: control; dynamic surface; nonlinear filters; novel nonlinear ... See more keywords

Enhanced Estimation of Fluid Modulus and Porosity via Novel Nonlinear Elastic Impedance Inversion

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Published in 2024 at "IEEE Transactions on Geoscience and Remote Sensing"

DOI: 10.1109/tgrs.2024.3415383

Abstract: Identifying geofluids is vital for advancing geophysical exploration and enhancing reservoir forecasting. However, the accuracy and resolution of current methods are often compromised due to their dependence on linear amplitude variation with incident angle (AVO)… read more here.

Keywords: nonlinear elastic; novel nonlinear; elastic impedance; porosity ... See more keywords
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Novel Nonlinear Control Method for First-Order Systems and Its Implementation in a Temperature System

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Published in 2023 at "Mathematical Problems in Engineering"

DOI: 10.1155/2023/1029575

Abstract: In this work, a novel nonlinear control theory design for first-order systems is developed, contributing to the improvement of the existing theory. The theory will allow a design of the open loop and closed-loop controllers… read more here.

Keywords: theory; nonlinear control; control; novel nonlinear ... See more keywords