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Heat Transfer and Phase Change

Análise da Aproximação para Baixa Absorção Óptica na Geração de Calor Via Laser em Sólidos Semitransparentes: Aplicação na Técnica de Lente Térmica

L. S. Herculano[1], G. V. B. Lukasievicz[2], O. A. Capeloto[3]
[1]Universidade Tecnológica Federal do Paraná, Santa Helena, PR, Brasil
[2]Universidade Tecnológica Federal do Paraná, Toledo, PR, Brasil
[3]Universidade Estadual de Maringá, Maringá, PR, Brasil

Neste trabalho utilizamos o software COMSOL Multiphysics® para resolver a equação de difusão de calor ... 扩展阅读

Numerical Simulation of the Heat, Mass, and Momentum Transfer During the Microwave Drying of Osmodehydrated Porous Material

J. R. Arballo[1, 2], L. A. Campañone[1, 2], R. H. Mascheroni[1, 2]
[1]Universidad Nacional de La Plata (UNLP), La Plata, Buenos Aires, Argentina
[2]Centro de Investigación y Desarrollo en Criotecnología de Alimentos (CIDCA), La Plata, Buenos Aires, Argentina

Recent studies have been devoted to develop mathematical models to simulate the food processing using the ... 扩展阅读

An Approach to Modeling Vacuum Desorption

C. F. Gomez[1], R. Schunk[1], R. F. Coker[1], J. Knox[1]
[1]NASA Marshall Space Flight Center, Huntsville, AL, USA

The objective of this simulation effort is to develop a mathematical model of vacuum desorption on a POC ... 扩展阅读

Princípio Calorimétrico Aplicado a Medição de Vazão

T. Cavalcanti[1], A. Lima[1], J. Neto[1]
[1]Universidade Federal de Campina Grande, Campina Grande, PB, Brasil

Introdução: A medição adequada de vazão de fluidos é de grande importância nos processos industriais, pois ... 扩展阅读

Numerical Modeling of the Near-Subsurface Temperature Distributions in the Presence of Time Varying Air Temperature in the Boundary Condition and Space Varying Temperature for the Initial Condition

M. Ravi[1], D. V. Ramana[1], R. N. Singh[1]
[1]CSIR - National Geophysical Research Institute, Hyderabad, Telangana, India

The subsurface thermal structure in presence of groundwater recharge/discharge has been obtained by applying ... 扩展阅读

Numerical Study of Smoldering Combustion of Activated Carbon in Ⅱ Iodine Absorber

T. Liang[1], M. Liu[1], X. Liu[1], Z. Meng[1]
[1]Safety Engineering, Zheng Zhou University, Zheng Zhou, Henan, China

Iodine absorber is a widely used purification equipment for purifying air in a nuclear power plant. In China, ... 扩展阅读

Multiphase Porous Media Model for Microwave Drying Spherical Potatoes

H. Zhu[1], T. Gulati[2], K. Huang[1], A.K. Datta[2]
[1]Sichuan University, Chengdu, Sichuan, China
[2]Cornell University, Ithaca, NY, USA

Mathematical description of microwave drying requires the solution of two different physics: electromagnetics ... 扩展阅读

Estimation of Tungsten Melt-Zone Size During Transient Heat Loads

Y. Patil[1], S. S. Khirwadkar[1], S. Belsare[1]
[1]Institute for Plasma Research, Gandhinagar, Ahmedabad, India

Electron beam has a wide range of applications in the material processing and joining techniques. Apart from ... 扩展阅读

Micromechanical Design of Novel Thermal Composites for Temperature Dependent Thermal Conductivity

R. C. Thiagarajan[1],
[1]ATOA Scientific Technologies Pvt. Ltd., Bengaluru, Karnataka, India

Materials with an order variable in thermal conductivity as a function of temperature are desirable for ... 扩展阅读

Phase-field Modeling of Widmanstätten Ferrite Formation During Austenite to Ferrite Transformation in Fe-C Alloy

L. Zhang[1], Y. Shen[1]
[1]School of Materials Science and Engineering, Shanghai Jiao Tong University, Shanghai, China

The transformation of austenite (A) to ferrite (F) in steels, which is technologically important and of ... 扩展阅读

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