...Sheng‐hong Chen; Peifang Su; Isam Shahrour Purpose Pipe cooling is an important measure for controlling the temperature in mass concrete. Since the temperature field in mass concrete containing cooling pipes is unsteady and three‐dimensional, and there are huge quantities of the cooling pipes...

...K. Rama Narasimha; S.N. Sridhara; M.S. Rajagopal; K.N. Seetharamu Purpose The purpose of this paper is to present a numerical investigation on pulsating heat pipe (PHP) to study the slug velocities as a function of various parameters. Design/methodology/approach The governing equation of PHP...

... and internal layers present in the problem. Finally, some representative adaptive results in a complex 3D heated‐pipe geometry are presented. Originality/value This work demonstrates the feasibility of stabilized, adaptive finite element schemes for computing simple double‐diffusive flow models...

...M.R.H. Nobari; E. Amani Purpose This article aims to study numerically three dimensional developing incompressible flow and heat transfer in a fixed curved pipe. Design/methodology/approach A projection algorithm based on the second order finite difference method is used for discretizing...

...A.G. Malan; J.P. Meyer; J.J. Pretorius; A.G. Malan; J.A. Visser Purpose One‐dimensional pipe network flow analysis can be used in many applications to satisfactorily solve various engineering problems. The paper aims to focus on this. Design/methodology/approach A hybrid nodal method...

...) are of either essential or zero‐derivative types, no boundary integral appears in equation (12). A. Arefmanesh can be contacted at: a_aref32@yahoo.com © Emerald Group Publishing Limited 2008 Finite element analysis Finite difference methods Flow Pipes Numerical analysis...

...< λ_c there are two solutions (labeled I and II) and the solution II diverges to infinity as λ→0. Pipes Flow Viscosity; Thermal conductivity In petrochemical industries and petroleum refineries, studies related to thermal ignition criticality and heat transfer in a reactive...

...Michel Bellet; Olivier Jaouen; Isabelle Poitrault Purpose The present paper addresses the computer modelling of pipe formation in metal castings. Design/methodology/approach As a preliminary, a brief review of the current state‐of‐the‐art in pipe shrinkage computation is presented...

...H. Iacovides; M. Raisee Low‐Re turbulence models are used in the computation of convective heat transfer in two‐dimensional ribbed passages. The cases computed include ribbed annular channels, pipes and plane channels. The models investigated cover both zonal models, that obtain the near‐wall...