e - Propulsion and Combustion Laboratory

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Radiation Grid Systems – Formulations‣ Implementation of the Various Grid Systems• Body-Fitted • Multi-Block • Blocked-Off • Embedded Boundary • Unstructured Mesh18 Propulsion and Combustion Lab.
Radiation Grid Systems – Example 1‣ A Square Enclosure with Central Blockage150‣ A Square Enclosure with a Top Baffle6100Sanchez and Smith (1992)Chai et al. (1994)present blocked-off FVM2D5Wall Heat Flux (W/m 2 )500T = 320Kws = 1.0s = 0.5ss = 2.0Tw= 300Ks = 2.5κ = σ =0-50-1000.5 1.0 1.5 2.0 2.5s (m)asWall Heat Flux (W/m 2 )4321s = 1.5s = 0.5s = 2.0s = 2.42E = 10 W mκbg−1a= 1m , σs= 0s = 02Ebw= 1W mZone (Coelho et al., 1998)Blocked-off S8 DOM (Coelho et al., 1998)present blocked-off FVM2Dno baffle00.0 0.5 1.0 1.5 2.0 2.5s (m)19 Propulsion and Combustion Lab.
Page 1 and 2: 2004 Fluent User’s Group MeetingA
Page 3 and 4: Introduction - Combustor Analysis
Page 5 and 6: Introduction - Heat Transfer Modes
Page 7 and 8: Radiation - Electromagnetic Spectru
Page 9 and 10: Radiation - Radiative Property‣ M
Page 11 and 12: Radiation - Solution Models‣ Solu
Page 13 and 14: 3D Finite-Volume Radiation (Continu
Page 15 and 16: 3D FVM - Example 2‣ Axisymmetric
Page 17: 3D FVM - Example 4‣ A 3D Rectangu
Page 21 and 22: Radiation Grid Systems - Example 2
Page 23 and 24: Radiation Grid Systems - Example 4
Page 25 and 26: Axisymmetric Radiation - Formulatio
Page 27 and 28: Axisymmetric Radiation - Example 1
Page 29 and 30: Axisymmetric Radiation - Example 3
Page 31 and 32: Combined Conduction and Radiation -
Page 33 and 34: Combined Heat Transfer - Formulatio
Page 35 and 36: Combustion with Radiation - Formula
Page 37 and 38: Combustion with Radiation - Results
Page 39 and 40: References1. 김태국, 1995, “FU

e - Propulsion and Combustion Laboratory

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