Advanced Computational Methods in Heat Transfer: (v. 1. Computational Studies)

These proceedings provide developments and new approaches to the numerical solutions of heat transfer problems. Topics include fire and combustion simulation, phase change, thermal problems in porous media, fibres and composites, metal processes, energy power systems, inverse problems, combined heat and mass transfer, coupling numerical methods, hot spots and thermal shock, heat exchangers and electrical, and gas turbine heat transfer.

Table of Contents:
SECTION 1: HEAT CONDUCTION Conductivity computed tomography; Boundary conditions identification from internal temperature measurement at selected points; Solving initial-boundary heat conduction problems using the multistage-multigroup least squares method; Numerical modelling of non-steady thermal diffusion on the basis of generalized FDM; Modelling of non-steady heat transfer in non-homogeneous spherical domains using a combined variant of the boundary element method; Transient temperature of a coated rotating cylinder subjected to heat flux and surface cooling; Analysis of coupled electric and thermal field problems by a boundary element method; Heat polynomials method in solving the direct and inverse heat conduction problems in a cylindrical system of coordinates; Space marching method with Savitzky-Golay filter for solving inverse heat conduction problems; Stablity investigation for the inverse heat conduction problems; Heat polynomials method in the n-dimensional direct and inverse heat conduction problems. SECTION 2: NATURAL AND FORCED CONVECTION The influence of variable viscosity on thermal convection in porous media; Double diffusive natural convection in binary gases with augmenting horizontal thermal and solutal gradients; The convection under an axial magnetic field in a Czochralski configuration; Free surface natural convection in a differentially heated rectangular cavity; Natural convection heat transfer in cubical enclosures with partial heating of one of the vertical walls. SECTION 3 - THERMAL RADIATION A general formulation of radiant distribution for architecture applications; Thermal effects on solar radiated sand surfaces containing landmines - a heat transfer analysis; Improvements of the Monte Carlo method for radiative heat transfer. SECTION 4: PHASE CHANGE PROBLEMS BEM approaches to phase change system - comparative studies of front tracking and enthalpy method schemes; Conjugate heat transfer in the rotary strip casting process; Convection in a Y-Ba-Cu-O melt during crystal growth by Czochralski method; Numerical simulation of heat transfer during deep penetration laser beam welding; The use of heat transfer simulation in the microstructure prediction during foundry process; Comparison of measured and calculated termperature field in aluminium-copper alloy DC casting. SECTION 5: HEAT AND FLUID FLOW Mixed boundary elements for heat transfer in fluids; Simulation of turbulent heat transfer in annular flow with asymmetric wall roughness; Numerical modelling of phase 'A' of thermal explosions occurring in different conditions; Heat transfer characteristics of a flat plate laminar boundary layer disturbed by a square rod; Characteristics of heat sink flow bypass for thermal modeling; Effects of Prandtl numbers on laminar mixed convective heat transfer in a square channel with non-uniform heating; A three-dimensional numerical study on the effects of inclination angles on bouyancy affected backward-facing step flow and heat transfer; Numerical prediction of cooling margins for a fluid with internal heat generation. SECTION 6: HEAT EXCHANGERS Hairpin bending of flat oval tubes - the solution for the recyclable all aluminium heat exchanger; Unsteady thermal states in a small-scale refrigeration system; Finite element modeling of heat exchangers. SECTION 7: COMPUTATIONAL ASPECTS A numerical method to calculate the cooling performance of a rib-roughened duct; Hybrid methods in heat transfer: the integral transform method; A meshless method for convection-diffusion problems; On stability of some overdetermined inverse heat condution problems; Utilization of the Algor package in solution of the inverse heat convection problem; Generalised integral transform solutions of 3D Luikov problems. SECTION 8: INDUSTRIAL APPLICATIONS Numerical modelling of the cooling of an electrical unit with time-dependent heat generation; Computational and experimental studies of reburn jet penetration; Numerical processing of the eroding thermocouple signals related to heat transfer analysis in the reciprocating compressor; 3D numerical analysis of the temperature fields in cold store foundations; Optimum design of a heat energy cooling system for obtaining customer satisfaction on economy and efficiency; Heat transfer in a furnace used for the growth of ZnSe via PVT and CVT; Numerical simulation of the combustion phenomena with application to a Romanian steam boiler; Mass transport in thin surface layers - effects from a transport barrier zone; The temperature distribution in a friction assembly with rolling bearing; Analysis of heat transfer from corner structure of building; Heat transfer predicition around traditional Balinese buildings.