流体力学分析fluent-计算多孔介质模型资料.pdf

Huazhong University of Science and Technoledge School of Energy and Power Engineering 广东省深圳市宝安区沙井辛养社区西部工业园 TEL:+86-755-3366-8888 FAX:+86-755-3366-0612 Fluent计算多孔介质模型资料 Fluent计算多孔介质模型资料 这是一个多孔介质例子，进口速度为 0.01m/s,组份为液态水和氧气，其中氧气从多孔介质 porous jump 渗透过去，如何看氧气在 tissue 中扩散的 porous jump 的 face permeability1 a=e-8 m_2 thickness 设为 0.0001 pressure jump coefficient 为默认 porous zone 设置如下： direction vector 1, 1, viscous resistance 100 each inertial resistance 100 each porosity 0.1 边界条件设置如下： Ab – wall - default Bc – wall – default Be – porous jump – face permeability 1e-8, porous medium thickness 0.0001 Cd – outflow rating – 0.5 De – wall – default Default interior – interior Default interior001 – interior Default interior019 – interior Ef – wall - default Fg – outflow rating – 1 Fluid - porous zone - direction vector 1, 1, viscous resistance 100 each, inertial resistance 100 each, porosity 0.1 Gh- wall - default Hi – wall - default Hk - porous jump same conditions as other Ij – outflow – 0.5 Jk – wall – default Kl – wall – default Huazhong University of Science and Technoledge School of Energy and Power Engineering La – velocity inlet – 0.01 m/s, temperature 300K, 0.5 mass fraction O2 Lfluid – porous zone - direction vector 1, 1, viscous resistance 100 each, inertial resistance 100 each, porosity 0.1 Pipefluid – fluid – default (no porous zone) Models – species transport – water and oxygen mixture Variations – different boundary conditions at top and bottom (outflow, wall ect) 注意,其中 porous zone 在 gambit 中设置为 fluid，在 fluent 中设置为 porous zone 边界条件设置如下： Ab – wall - default Bc – wall – default Be – porous jump – face permeability 1e-8, porous medium thickness 0.0001 Cd – outflow rating – 0.5 De – wall – default Default interior – interior Default interior001 – interior Default interior019 – interior Ef – wall - default Fg – outflow rating – 1 Fluid - porous zone - direction vector 1, 1, viscous resistance 100 each, inertial resistance 100 each, porosity 0.1 Gh- wall - default Hi – wall - default Hk - porous jump same conditions as other Ij – outflow – 0.5 Jk – wall – default Kl – wall – default La – velocity inlet – 0.01 m/s, temperature 300K, 0.5 mass fraction O2 Lfluid – porous zone - direction vector 1, 1, viscous resistance 100 each, inertial resistance 100 each, porosity 0.1 Pipefluid – fluid – default (no porous zone) Models – species transport – water and oxygen mixture Variations – different boundary conditions at top and bottom (outflow, wall ect) 注意,其中 porous zone 在 gambit 中设置为 fluid，在 fluent 中设置为 porous zone Huazhong University of Science and Technoledge School of Energy and Power Engineering 。