An energy-based peridynamic model for fatigue cracking

CT Nguyen, S Oterkus, E Oterkus - Engineering Fracture Mechanics, 2021 - Elsevier
Fatigue design assessment is a crucial step in the design process of ships and offshore
structures. To date, the stochastic approach is commonly used to calculate the total lifetime …

Peridynamics for the thermomechanical behavior of shell structures

CT Nguyen, S Oterkus - Engineering Fracture Mechanics, 2019 - Elsevier
A novel peridynamic model for predicting thermomechanical behaviour of three-dimensional
shell structures with 6 degrees of freedom has been proposed. Also, a numerical algorithm …

Peridynamic investigation of the effect of porosity on fatigue nucleation for additively manufactured titanium alloy Ti6Al4V

O Karpenko, S Oterkus, E Oterkus - Theoretical and Applied Fracture …, 2021 - Elsevier
Additive manufacturing (AM) has enabled the fabrication of complex geometries directly from
the design data and gained a lot of interest. However, AM products can contain pores, which …

Peridynamics formulation for beam structures to predict damage in offshore structures

CT Nguyen, S Oterkus - Ocean Engineering, 2019 - Elsevier
Progressive damage analysis of structures is still a major challenge. Peridynamics is a non-
local theory using the integral equations rather than differential equations which makes it …

Peridynamic analysis to investigate the influence of microstructure and porosity on fatigue crack propagation in additively manufactured Ti6Al4V

O Karpenko, S Oterkus, E Oterkus - Engineering Fracture Mechanics, 2022 - Elsevier
Additive Manufacturing (AM) has gained a lot of interest due to the freedom to produce
complex metal geometries directly from the designed digital model. Despite the high …

Perspectives of Peridynamic Theory in Wind Turbines Computational Modeling

MB Ageze, MA Zeleke, TA Miliket, M Ngoepe - Archives of Computational …, 2024 - Springer
The applications of wind turbines are consistently increasing across the globe. Competent
and sustainable wind energy harnessing inherently requires the implementation of optimal …

Investigating the effect of brittle crack propagation on the strength of ship structures by using peridynamics

CT Nguyen, S Oterkus - Ocean Engineering, 2020 - Elsevier
Ship structures can experience damages although they are initially designed with high
safety factors. These damages can be caused by many reasons such as collisions …

Coupled thermo-fluid-mechanical peridynamic model for analysing composite under fire scenarios

Y Gao, S Oterkus - Composite Structures, 2021 - Elsevier
This study presents a coupled thermo-fluid-mechanical peridynamic model to predict
composite responses under fire scenarios. Three-layer laminated composite is modelled by …

Ordinary state-based peridynamics for geometrically nonlinear analysis of plates

CT Nguyen, S Oterkus - Theoretical and Applied Fracture Mechanics, 2021 - Elsevier
This study presents a novel ordinary state-based peridynamic model for geometrically
nonlinear analysis of plates. The nonlinear strain energy density and nonlinear equations of …

Implementation of modified Wheeler model in peridynamic fatigue model to predict effects of overload and underload on fatigue crack growth rate

CT Nguyen, S Oterkus, E Oterkus - Theoretical and Applied Fracture …, 2021 - Elsevier
This study presents a novel peridynamic model for the prediction of fatigue crack growth rate
with the effects of overload and underload. The modified Wheeler models for underload …