PhD Thesis - staffweb - University of Greenwich

APPENDIX 4 : SMARTFIRE TECHNICAL REFERENCE GUIDENOMENCLATURESymbol Meaning Equation offirst mentionU Velocity 1T Time 1u I I th velocity component 2P Pressure 2S I I th variable/model source term 2x I I th co-ordinate direction 2H Enthalpy 3aK Conductivity 3aC p Specific heat capacity 3aT Temperature 3bK Kinetic energy 4aP Turbulent production rate 4aG Buoyancy rate 4aC 1ε Turbulent constant 4bC 3 Turbulent constant 4bR f Richardson Number 4bC 2ε Turbulent constant 4bG Gravity 4bC µ Turbulent constant 4bR Radiation flux 5aA Absorption coefficient 5aE Emmisivity 5aS Scatter co-efficient 5aI,J,K,L,M,N Six-flux radiation directional fluxes 5cF Scalar quantity 6a0V p , V p Volume of cell at current/previous time9aN Normal component 9bA f Face area 9bd AP Distance between A and P cell nodes 9fF f Strength of convection 10bD f Strength of diffusion 10ba p Pth cell coefficient 10ca nb Neighboring cell coefficients 10ce,w,n,s East, West, North and South neighbors 11aAppendix 11.4 Page 144-4 4