International Journal of Numerical Methods for Heat & Fluid Flow: Volume 12 Issue 4

Computational simulation of the printing of Newtonian liquid from a trapezoidal cavity

C.A. Powell, Savage, J.T. Guthrie

A Lagrangian finite element algorithm is described for solving two‐dimensional, time‐dependent free surface fluid flows such as those that occur in industrial printing processes…

The application of roughness model to a soft EHL contact

M.F.J. Bohan, T.C. Claypole, D.T. Gethin

The study focuses on the development of a numerical model to explore the impact of surface roughness in soft rolling nip contacts, including representation of a real surface. The…

Numerical study of transient instabilities in reverse‐roller coating flows

M.S. Chandio, M.F. Webster

A semi‐implicit Taylor‐Galerkin/pressure‐correction algorithm of a transient finite element form is applied to analyse the flow instabilities that commonly arise during…

Viscoelastic computations of polymeric wire‐coating flows

H. Matallah, P. Townsend, M.F. Webster

This study considers both a single and multi‐mode viscoelastic analysis for wire‐coating flows. The numerical simulations utilise a finite element time‐stepping technique, a…

Numerical simulation for viscous free‐surface flows for reverse roller‐coating

M.S. Chandio, M.F. Webster

This article is concerned with the numerical simulation of a reverse roller‐coating process, which involves the computation of Newtonian viscous incompressible flows with…

Simulation of pressure‐ and tube‐tooling wire‐coating flows through distributed computation

A. Baloch, H. Matallah, V. Ngamaramvaranggul, M.F. Webster

This article focuses on the comparative study of annular wire‐coating flows with polymer melt materials. Different process designs are considered of pressure‐ and tube‐tooling…

Numerical modelling of elastohydrodynamic lubrication in soft contacts using non‐Newtonian fluids

M.F.J. Bohan, I.J. Fox, T.C. Claypole, D.T. Gethin

The paper focuses on the solution of a numerical model to explore the sliding and non‐Newtonian fluid behaviour in soft elastohydrodynamic nip contacts. The solution required the…