P1 and discrete ordinates methods

9 abril 2014, 09:30 • Pedro Jorge Martins Coelho

Spherical harmonics method: P1 approximation. Advantages and limitations of the P1 method. P1 equation and boundary conditions. Discrete ordinates method: fundamentals. Angular discretization. SN quadrature. Spatial discretization. Solution algorithm.

Monte Carlo method

7 abril 2014, 12:30 • Pedro Jorge Martins Coelho

Monte Carlo method: fundamentals. Probability distributions. Random number relations to find emission points, direction of travel and selection of wavelength. Solution algorithm for non-participating media. Extension to participating media.

Ensaio de ebulição

7 abril 2014, 08:30 • Viriato Sérgio de Almeida Semião

Realização de ensaio laboratorial ebulição/condensação

Radiação

2 abril 2014, 11:00 • Viriato Sérgio de Almeida Semião

Resolução de problema de radiação da lista de problemas:

 - problema 13: percurso médio e propriedades radiativas de gases com gráficos de Hottel

Zone method

2 abril 2014, 09:30 • Pedro Jorge Martins Coelho

Zone method: fundamentals. Direct and total exchanger areas. Energy balances for surface and volume zones. Exchange areas for non-isothermal media. Extension to non-grey media. Calculation of direct exchange areas.