基础知识:Rugosity流LS-DYNA模拟显示大气空气流过粗糙表面标准k-eplon模型通过使用ICFD_CONTROL_TURBULENCE激活此外,复合性参数定义用户受邀修改参数并检查对表面剪切矢量的影响网状尺寸选择后,约30的Y+维护在域上方//www.cannycloudtech.com/icfd/basics-examples/rugosity//www.cannycloudtech.com/@@site-logo/LS-DYNA-Examples-Logo480x80.png
基础知识:Rugosity流
LS-DYNA模拟显示大气空气流过粗糙表面标准k-eplon模型通过使用ICFD_CONTROL_TURBULENCE激活此外,复合性参数定义用户受邀修改参数并检查对表面剪切矢量的影响网状尺寸选择后,约30的Y+维护在域上方
LS-DYNA模拟显示大气空气流过粗糙表面标准k-eplon模型通过使用ICFD_CONTROL_TURBULENCE激活此外,复合性参数定义用户受邀修改参数并检查对表面剪切矢量的影响网状尺寸选择后,约30的Y+维护在域上方
扰动强度边缘
*DATABASE_BINARY_D3PLOT *DEFINE_CURVE_TITLE *END *ICFD_BOUNDARY_FREESLIP *ICFD_BOUNDARY_PRESCRIBED_PRE *ICFD_BOUNDARY_PRESCRIBED_VEL *ICFD_BOUNDARY_NONSLIP *ICFD_CONTROL_OUTPUT *ICFD_CONTROL_TIME *ICFD_CONTROL_TURBULENCE *ICFD_INITIAL *ICFD_MAT *ICFD_PART *ICFD_PART_VOL *ICFD_SECTION *INCLUDE *KEYWORD *MESH_VOLUME_ELEMENT *MESH_VOLUME_NODE *PARAMETER *TITLE
18luck快乐彩Uniteds-LSSC-LSST-E-Mail-info@de-web:http://www.dyamore.de$ $X------------------------------------------------------------------------------ $X $X 1.运行文件原封不动$X Requires LS-DYNA MPP R9.0.0 (or higher) with double precision $X $X------------------------------------------------------------------------------ $# UNITS: (kg/m/s) $X------------------------------------------------------------------------------ $X *KEYWORD *TITLE ICFD Rugosity study *INCLUDE mesh.k $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8 $ $ $ PARAMETERS $ $ $ $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8 *PARAMETER R T_end 5.0 R dt_plot 0.05 $ $--- Fluid $ R v_inlet 16.0 Rrho_fluid 1.22500 R mu_fluid 1.7895e-5 R dt_fluid 0.000 R ks_rug 0.5e-3 R cs_rug 0.5 $ $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8 $ $ $ ICFD CONTROL CARDS $ $ $ $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8 *ICFD_CONTROL_TIME $# ttm dt &T_end &dt_fluid *ICFD_CONTROL_TURBULENCE $# tmod submcd wlaw ks cs 1 1 1 &ks_rug &cs_rug $# ce1 ce2 sigmae sigmak cmu ccut 1.44 1.92 1.3 1.0 0.09 -1 *ICFD_CONTROL_OUTPUT $# mslv 3 $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8 $ $ $ ICFD PARTS/ SECTION/ MATERIAL $ $ $ $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8 *ICFD_SECTION $# sid 1 *ICFD_MAT $# mid flg ro vis 1 1&rho_fluid &mu_fluid *ICFD_PART $# pid secid mid 1 1 1 *ICFD_PART $# pid secid mid 2 1 1 *ICFD_PART $# pid secid mid 3 1 1 *ICFD_PART $# pid secid mid 4 1 1 *ICFD_PART $# pid secid mid 10 1 1 $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8 $ $ $ ICFD BOUNDARY/INITIAL CONDITIONS $ $ $ $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8 *ICFD_BOUNDARY_PRESCRIBED_VEL $# pid dof vad lcid 1 1 1 1 *ICFD_BOUNDARY_PRESCRIBED_VEL $# pid dof vad lcid 1 2 1 2 *ICFD_BOUNDARY_PRESCRIBED_PRE $# pid lcid sf death birth 2 2 *ICFD_BOUNDARY_FREESLIP $# pid 3 *ICFD_BOUNDARY_NONSLIP $# pid 4 *ICFD_INITIAL $# pid vx 0 16 *DEFINE_CURVE_TITLE Velocity inlet $# lcid sidr sfa sfo offa offo dattyp 1 &v_inlet $# a1 o1 0.0 1.0 10000.0 1.0 *DEFINE_CURVE_TITLE Pressure outlet $# lcid sidr sfa sfo offa offo dattyp 2 $# a1 o1 0.0 0.0 10000.0 0.0 $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8 $ $ $ ICFD MESH KEYWORDS $ $ $ $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8 $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8 $ $ $ DATABASE (OUTPUT) $ $ $ $---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8 *DATABASE_BINARY_D3PLOT &dt_plot *END