Engineering Computations: Volume 38 Issue 6

Numerical and experimental investigation of a spur gear pair with unloaded static transmission error

Duncai Lei, Xiannian Kong, Siyu Chen, Jinyuan Tang, Zehua Hu

The purpose of this paper is to investigate the dynamic responses of a spur gear pair with unloaded static transmission error (STE) excitation numerically and experimentally and…

A statistical analysis of high-performance prosthetic isogrid composite tubes using response surface method

Matheus Francisco, Lucas Roque, João Pereira, Susiane Machado, Sebastião Simões da Cunha Jr, Guilherme Ferreira Gomes

This study aims to address a deep statistical analysis on transtibial prostheses made of composite isogrid carbon/epoxy structure.

Fast and accurate multi-material model for the prediction of laser welded structural response

Waseem Arif, Hakim Naceur, Sajjad Miran, Nicolas Leconte, Eric Markiewicz

The purpose of this study is to develop an elasto-plastic multi-material shell model by which finite element analysis of laser welded joints is carried out at the interface of the…

Linear analysis of parameters in Arrhenius model for Ti-6Al-4V at superplastic forming

Junzhou Yang, Jianjun Wu, Qianwen Zhang, Yinxiang Ren, Han Ruolan, Kaiwei Wang

With the discussion on the linear relationship of determined material parameters, this study aims to propose a new method to analyze the deformation mechanism.

An evolutionary algorithm for controlling numerical convergence of the radiative transfer equation with participating media using TVD interpolation schemes

Carlos Enrique Torres-Aguilar, Pedro Moreno-Bernal, Jesús Xamán, Ivett Zavala Guillen, Irving Osiris Hernández-López

This paper aims to present an evolutionary algorithm (EA) to accelerate the convergence for the radiative transfer equation (RTE) numerical solution using high-order and…

A high-order absorbing boundary condition for scalar wave propagation simulation in viscoelastic multilayered medium

Lihua Wu, Mi Zhao, Xiuli Du

The finite element method (FEM) is used to calculate the two-dimensional anti-plane dynamic response of structure embedded in D’Alembert viscoelastic multilayered soil on the…

Nonlocal plasticity-based damage modeling in quasi-brittle materials using an isogeometric approach

Angel Rawat, Raghu Piska, A. Rajagopal, Mokarram Hossain

This paper aims to present a nonlocal gradient plasticity damage model to demonstrate the crack pattern of a body, in an elastic and plastic state, in terms of damage law. The…

Extending Marlow’s general first-invariant constitutive model to compressible, isotropic hyperelastic materials

Florian Hüter, Frank Rieg

A general first-invariant constitutive model has been derived in literature for incompressible, isotropic hyperelastic materials, known as Marlow model, which reproduces test data…

Investigation of pull-in behavior of circular nanoplate actuator based on the modified couple stress theory

Ming-Xian Lin, Chao Kuang Chen

This paper aims to present a nonclassical circular plate model subjected to hydrostatic pressure and electrostatic actuations by considering the modified couple stress theory and…

A local radial basis function differential quadrature semi-discretisation technique for the simulation of time-dependent reaction-diffusion problems

Ram Jiwari, Alf Gerisch

This paper aims to develop a meshfree algorithm based on local radial basis functions (RBFs) combined with the differential quadrature (DQ) method to provide numerical…

An improved energy prediction method to predict the fatigue life of laminated rubber-alloy spherical thrust elastomeric bearing under multiaxial loads

Jianlei Yi, Kunjian Jin, Haiying Qin, Yuhong Cui

An ideal method for predicting the fatigue life of spherical thrust elastomeric bearings has not been reported, thus far. This paper aims to present a method for predicting the…

An improved fatigue life prediction model for shock absorber cylinder with surface roughness correction

Haijie Wang, Xintian Liu, Que Wu, Xiaolan Wang, Yansong Wang

The purpose of this paper is to obtain a more accurate fatigue life of structures by introducing the surface roughness into fatigue life prediction model.

A variational method for calculating the longitudinal deformation of a shield tunnel in soft soil caused by grouting under tunnel

Honggui Di, Shihao Huang, Longlong Fu, Binglong Wang

The paper aims to predict longitudinal deformation of a tunnel caused by grouting under the tunnel bottom in advance according to the grouting parameters, which can ensure the…

Multi-objective optimization design of a centrifugal impeller considering both aerodynamic efficiency and structural machinability

Xing Xie, Zhenlin Li, Baoshan Zhu, Hong Wang

This study aims to complete the optimization design of a centrifugal impeller with both high aerodynamic efficiency and good structural machinability.

Adaptive finite element–discrete element analysis for stratal movement and microseismic behaviours induced by multistage propagation of three-dimensional multiple hydraulic fractures

Yongliang Wang

Optimized three-dimensional (3D) fracture networks are crucial for multistage hydrofracturing. To better understand the mechanisms controlling potential disasters as well as to…

Real-time identified chaotic plants using neural enhanced learning machine technique

Ho Pham Huy Anh

This paper aims to propose a new neural-based enhanced extreme learning machine (EELM) algorithm, used as an online adaptive estimation model, regarding undetermined system…

Based-restraining interval extension improved truncation algorithm for response analysis of uncertain mechanical systems

Xueguang Yu, Xintian Liu, Xu Wang, Xiaolan Wang

This study aims to propose an improved affine interval truncation algorithm to restrain interval extension for interval function.

Solution of third-order Emden–Fowler-type equations using wavelet methods

Arshad Khan, Mo Faheem, Akmal Raza

The numerical solution of third-order boundary value problems (BVPs) has a great importance because of their applications in fluid dynamics, aerodynamics, astrophysics, nuclear…

Numerical investigation of time delay parabolic differential equation involving two small parameters

Subal Ranjan Sahu, Jugal Mohapatra

The purpose of this study is to provide a robust numerical method for a two parameter singularly perturbed delay parabolic initial boundary value problem (IBVP).

Application of genetic programming in the identification of tool wear

Hao Wang, Guangming Dong, Jin Chen

The purpose of this paper is building the regression model related to tool wear, and the regression model is used to identify the state of tool wear.