一个计算隔声量的命令流

happymaster

New Name 'plate10-10' Model 1 File plate10-10.sdb Return
Option  FEM Frequency Structure Return
Environment Section SETUP MEMORY '500.000000' Return
Import Mesh Format Ansys File plate10-8.cdb Return
Import Modes Structure Format Free File plate10-8.fre Return
Check Set Part Return
Set 3 Name  "interface" Union  1   2  Return
Save Return
New Name 'air10-10' Model 2 File air10-10.sdb Return
Option  FEM Frequency Fluid Return
Import Mesh Format Ansys File air10-8.cdb Return
Material Fluid
    Name 'air'
    Sound Real 3.4000e+002  Rho Real 1.2250e+000
    Elements all
    Return
Set  1 Name  "down"
    Faces z=0
    Return
Set 2 Name  "up"
    Faces z=0.01
    Return
Set 3 Name  "inter" Union  1   2  Return
Save Return
Set 4 Name  "xishou"
    Faces z=1.21
    Return
Boundary Impedance  Real 416.5 Imag 0
    Faces Set 4
    Return  
Save Return
Source Name 'sound' Plane
    Amplitude Real 1 Imag 0
    Position 0.05 0.05 -1
    Vector 0 0 1
    Return
Save Return
Modes
    Vector 20 Tolerance 1.0000e-6 Iteration 100
    BLanczos
    Return
Link
    Model 1
    Elements Set 3
    To
    Model 2
    Faces Set 3
    Behavior FLUID-STRUCTURE
    Return
Parameter Model 1

    Vector 10
    Save Displacements Step 1

    Store Displacements none
    Return
    Return
Parameter Model 2

    Vector 20
    Save Potentials Step 1

    Save Results none

    Store Potentials none
    Return
    Store Results none
    Return
    NoFlow
    Return
Solve
    Frequency 200 To 300 LinStep 5
    Return
Store
Case Active
Potentials


    Frequency 200 To 300 LinStep 5
    Nodes Near 0.05,0.05,-0.8  
    Nodes Near 0.05,0.05,-0.4
    Nodes Near 0.05,0.05,0.4
    Nodes Near 0.05,0.05,0.8
  Return

Return
Combine
Read Node 6615 Pressure Return
Write Name 'p1' File p1.txt Return
Return
Combine
Read Node 6589 Pressure Return
Write Name 'p2' File p2.txt Return
Return
Combine
Read Node 16389 Pressure Return
Write Name 'p3' File p3.txt Return
Return
Combine
Read Node 16416 Pressure Return
Write Name 'p4' File p4.txt Return
Return

happymaster

大家看看，有问题吗？计算出来的隔声量不对，感觉

minetree

你的Environment Section SETUP MEMORY标这么大做什么？？并不是越大越快，够用就行

happymaster

是吗？谢谢提醒，那一般标多大合适呢？我见过别人标20的