Engineering Computations: Volume 39 Issue 9

A unified general framework for small and finite strain two-invariants elastoplasticity

Nicolò Spiezia, Valentina Anna Lia Salomoni

This paper proposes a unified original general framework, designed to theoretically develop and to extremely easily implement elastoplastic constitutive laws defined in the so…

Vieta–Lucas wavelets method for fractional linear and nonlinear delay differential equations

Shafaq Idrees, Umer Saeed

In this article, the authors aims to introduce a novel Vieta–Lucas wavelets method by generalizing the Vieta–Lucas polynomials for the numerical solutions of fractional linear and…

Improved method for analysing the dynamic response of gear transmission systems

Xiaofeng Li, Xiaoxue Liu, Xiangwei Li, Weidong He, Hanfei Guo

The purpose of this paper is to propose an improved method which can shorten the calculation time and improve the calculation efficiency under the premise of ensuring the…

Meshless numerical method for the contact problems of joint surface

Wei Wang, Junping Shi, Xiaoshan Cao, Yifeng Hu

The partition of unity of the standard meshless Galerkin method is used as basis in expressing the discontinuity of the contact surface displacement, particularly by adding…

Adaptive mesh refinement for finite element analysis of the free vibration disturbance of cylindrical shells due to circumferential micro-crack damage

Yongliang Wang, Jiansong Hu, David Kennedy, Jianhui Wang, Jiali Wu

Moderately thick circular cylindrical shells are widely used as supporting structures or storage cavities in structural engineering, rock engineering, and aerospace engineering…

Numerical investigation of the particle circulation characteristics in a tapered fluidized bed

Hanqiao Che, Tang Chen

The objective of this study is to investigate several issues related to particle circulation within the TFB, including exploring an appropriate method to quantify particle…