የንክኪ ትንተና (ክፍል 2)¶
ይህን ትንተና ለማካሄድ በtutorial/10_contact_2tubes ውስጥ ያለውን ውሂብ ይጠቀሙ።
የትንተና ዒላማ¶
ትንተናው የሲሊንደር መግፊያ ችግር ነው። የትንተና ዒላማው ቅርጽ በስዕል 4.10.1፣ የሜሽ ውሂቡም በስዕል 4.10.2 ይታያል።
| ንጥል | ይዘት | ማስታወሻ | ማጣቀሻ |
|---|---|---|---|
| የትንተና ዓይነት | መስመራዊ ያልሆነ ስታቲክ ትንተና (ኤላስቲሲቲ፣ ንክኪ) | !SOLUTION,TYPE=NLSTATIC !CONTACT | |
| የንክኪ ነጥቦች ብዛት | 4,000 | ||
| የኤለመንቶች ብዛት | 2,888 | ||
| የኤለመንት ዓይነት | ባለ8-ኖድ አንደኛ-ደረጃ ሄክሳሄድራል ኤለመንት | !ELEMENT,TYPE=361 | |
| የቁሳቁስ ስም | M1 | !MATERIAL,NAME=M1 | |
| የቁሳቁስ ባህሪ | ELASTIC | !ELASTIC | |
| የድንበር ሁኔታ | ገደብ፣ የተገደደ መፈናቀል | ||
| የማትሪክስ መፍትሔ ዘዴ | ቀጥታ ዘዴ | !SOLVER,METHOD=MUMPS |

ስዕል 4.10.1 የትንተና ዒላማው ቅርጽ

ስዕል 4.10.2 የትንተና ዒላማው የሜሽ ውሂብ
የትንተና ይዘት¶
በስዕል 4.10.1 በተገለጸው የተገደደ መፈናቀል ወለል ላይ በመግፊያ አቅጣጫ የተገደደ መፈናቀል በመስጠት፣ የLagrange ማባዣ ዘዴን በመጠቀም የንክኪ ትንተና ይካሄዳል። የትንተና ቁጥጥር ውሂቡ ከዚህ በታች ቀርቧል።
የትንተና ቁጥጥር ውሂብ 2tubes.cnt¶
# የFISTR መቆጣጠሪያ ፋይል
## የትንተና ቁጥጥር
!VERSION
3
!SOLUTION, TYPE=NLSTATIC
!WRITE,RESULT
!WRITE,VISUAL
## የሶልቨር ቁጥጥር
### የድንበር ሁኔታ
!BOUNDARY, GRPID=1
X0, 1, 3, 0.0
Y0, 2, 2, 0.0
Z0, 3, 3, 0.0
!BOUNDARY, GRPID=2
X1, 1, 1, 0.0
!BOUNDARY, GRPID=3
X1, 1, 1, -1.0
!CONTACT_ALGO, TYPE=SLAGRANGE
!CONTACT, GRPID=1, INTERACTION=FSLID, NPENALTY=1.0e+2
CP1, 0.0, 1.0e+5
### ስቴፕ
!STEP, SUBSTEPS=4, CONVERG=1.0e-5
BOUNDARY, 1
BOUNDARY, 3
CONTACT, 1
### ቁሳቁስ
!MATERIAL, NAME=M1
!ELASTIC
2.1e+5, 0.3
### የሶልቨር ቅንብር
!SOLVER,METHOD=MUMPS
## የድህረ-ሂደት ቁጥጥር
!VISUAL,method=PSR
!surface_num=1
!surface 1
!output_type=VTK
!END
የትንተና ሂደት¶
የFrontISTR ማስኬጃ ትዕዛዝ fistr1 ያስኪዱ።
(በ4 ትሬዶች ያስኪዱ)
የትንተና ውጤቶች¶
ለ4ኛው ንዑስ ስቴፕ የትንተና ውጤት፣ የvon Mises ስትሬስ ኮንቱር የተጨመረበት የተቀየረ ቅርጽ በREVOCAP_PrePost ተዘጋጅቶ በስዕል 4.10.3 ይታያል። እንዲሁም እንደ የትንተና ውጤት ቁጥራዊ ውሂብ፣ ከውጤት ሎግ ፋይሉ አንድ ክፍል ከዚህ በታች ቀርቧል።

ስዕል 4.10.3 የዲፎርሜሽንና የvon Mises ስትሬስ ትንተና ውጤት
የትንተና ውጤት ሎግ 0.log¶
fstr_setup: OK
#### Result step= 0
##### Local Summary @Node :Max/IdMax/Min/IdMin####
//U1 0.0000E+00 1 0.0000E+00 1
//U2 0.0000E+00 1 0.0000E+00 1
//U3 0.0000E+00 1 0.0000E+00 1
//E11 0.0000E+00 1 0.0000E+00 1
//E22 0.0000E+00 1 0.0000E+00 1
//E33 0.0000E+00 1 0.0000E+00 1
//E12 0.0000E+00 1 0.0000E+00 1
//E23 0.0000E+00 1 0.0000E+00 1
//E31 0.0000E+00 1 0.0000E+00 1
//S11 0.0000E+00 1 0.0000E+00 1
//S22 0.0000E+00 1 0.0000E+00 1
//S33 0.0000E+00 1 0.0000E+00 1
//S12 0.0000E+00 1 0.0000E+00 1
//S23 0.0000E+00 1 0.0000E+00 1
//S31 0.0000E+00 1 0.0000E+00 1
//SMS 0.0000E+00 1 0.0000E+00 1
##### Local Summary @Element :Max/IdMax/Min/IdMin####
//E11 0.0000E+00 1 0.0000E+00 1
//E22 0.0000E+00 1 0.0000E+00 1
//E33 0.0000E+00 1 0.0000E+00 1
//E12 0.0000E+00 1 0.0000E+00 1
//E23 0.0000E+00 1 0.0000E+00 1
//E31 0.0000E+00 1 0.0000E+00 1
//S11 0.0000E+00 1 0.0000E+00 1
//S22 0.0000E+00 1 0.0000E+00 1
//S33 0.0000E+00 1 0.0000E+00 1
//S12 0.0000E+00 1 0.0000E+00 1
//S23 0.0000E+00 1 0.0000E+00 1
//S31 0.0000E+00 1 0.0000E+00 1
//SMS 0.0000E+00 1 0.0000E+00 1
##### Global Summary @Node :Max/IdMax/Min/IdMin####
//U1 0.0000E+00 1 0.0000E+00 1
//U2 0.0000E+00 1 0.0000E+00 1
//U3 0.0000E+00 1 0.0000E+00 1
//E11 0.0000E+00 1 0.0000E+00 1
//E22 0.0000E+00 1 0.0000E+00 1
//E33 0.0000E+00 1 0.0000E+00 1
//E12 0.0000E+00 1 0.0000E+00 1
//E23 0.0000E+00 1 0.0000E+00 1
//E31 0.0000E+00 1 0.0000E+00 1
//S11 0.0000E+00 1 0.0000E+00 1
//S22 0.0000E+00 1 0.0000E+00 1
//S33 0.0000E+00 1 0.0000E+00 1
//S12 0.0000E+00 1 0.0000E+00 1
//S23 0.0000E+00 1 0.0000E+00 1
//S31 0.0000E+00 1 0.0000E+00 1
//SMS 0.0000E+00 1 0.0000E+00 1
##### Global Summary @Element :Max/IdMax/Min/IdMin####
//E11 0.0000E+00 1 0.0000E+00 1
//E22 0.0000E+00 1 0.0000E+00 1
//E33 0.0000E+00 1 0.0000E+00 1
//E12 0.0000E+00 1 0.0000E+00 1
//E23 0.0000E+00 1 0.0000E+00 1
//E31 0.0000E+00 1 0.0000E+00 1
//S11 0.0000E+00 1 0.0000E+00 1
//S22 0.0000E+00 1 0.0000E+00 1
//S33 0.0000E+00 1 0.0000E+00 1
//S12 0.0000E+00 1 0.0000E+00 1
//S23 0.0000E+00 1 0.0000E+00 1
//S31 0.0000E+00 1 0.0000E+00 1
//SMS 0.0000E+00 1 0.0000E+00 1
...
#### Result step= 4
##### Local Summary @Node :Max/IdMax/Min/IdMin####
//U1 8.7136E-04 32 -1.0021E+00 2006
//U2 8.7633E-03 104 -7.0546E-03 2006
//U3 8.7634E-03 4 -7.0546E-03 1901
//E11 7.5985E-04 1901 -4.1250E-04 105
//E22 9.8385E-04 2 -9.3128E-04 2058
//E33 9.8386E-04 102 -9.3120E-04 3843
//E12 5.3544E-04 133 -2.8361E-04 278
//E23 1.2509E-03 1901 -1.4195E-03 4
//E31 5.3554E-04 33 -2.8366E-04 1678
//S11 7.7172E+01 103 -8.9880E+01 101
//S22 2.0158E+02 2 -2.2918E+02 1905
//S33 2.0159E+02 102 -2.2920E+02 2010
//S12 4.3210E+01 133 -2.2913E+01 278
//S23 1.0057E+02 1901 -1.1446E+02 4
//S31 4.3219E+01 33 -2.2918E+01 1678
//SMS 3.0051E+02 1901 3.1670E+00 2454
##### Local Summary @Element :Max/IdMax/Min/IdMin####
//E11 4.3715E-04 2809 -3.1965E-04 1293
//E22 8.8407E-04 73 -7.9864E-04 1369
//E33 8.8408E-04 1365 -7.9867E-04 2809
//E12 5.3226E-04 1324 -1.9554E-04 188
//E23 1.0836E-03 2149 -1.0974E-03 684
//E31 5.3223E-04 32 -1.9559E-04 1176
//S11 6.6688E+01 1296 -7.9313E+01 1293
//S22 1.8533E+02 73 -2.1547E+02 1369
//S33 1.8533E+02 1365 -2.1548E+02 2809
//S12 4.2951E+01 1324 -1.5800E+01 188
//S23 8.7338E+01 2149 -8.8751E+01 684
//S31 4.2949E+01 32 -1.5804E+01 1176
//SMS 1.9064E+02 1369 3.2782E+00 2126
##### Global Summary @Node :Max/IdMax/Min/IdMin####
//U1 8.7136E-04 32 -1.0021E+00 2006
//U2 8.7633E-03 104 -7.0546E-03 2006
//U3 8.7634E-03 4 -7.0546E-03 1901
//E11 7.5985E-04 1901 -4.1250E-04 105
//E22 9.8385E-04 2 -9.3128E-04 2058
//E33 9.8386E-04 102 -9.3120E-04 3843
//E12 5.3544E-04 133 -2.8361E-04 278
//E23 1.2509E-03 1901 -1.4195E-03 4
//E31 5.3554E-04 33 -2.8366E-04 1678
//S11 7.7172E+01 103 -8.9880E+01 101
//S22 2.0158E+02 2 -2.2918E+02 1905
//S33 2.0159E+02 102 -2.2920E+02 2010
//S12 4.3210E+01 133 -2.2913E+01 278
//S23 1.0057E+02 1901 -1.1446E+02 4
//S31 4.3219E+01 33 -2.2918E+01 1678
//SMS 3.0051E+02 1901 3.1670E+00 2454
##### Global Summary @Element :Max/IdMax/Min/IdMin####
//E11 4.3715E-04 2809 -3.1965E-04 1293
//E22 8.8407E-04 73 -7.9864E-04 1369
//E33 8.8408E-04 1365 -7.9867E-04 2809
//E12 5.3226E-04 1324 -1.9554E-04 188
//E23 1.0836E-03 2149 -1.0974E-03 684
//E31 5.3223E-04 32 -1.9559E-04 1176
//S11 6.6688E+01 1296 -7.9313E+01 1293
//S22 1.8533E+02 73 -2.1547E+02 1369
//S33 1.8533E+02 1365 -2.1548E+02 2809
//S12 4.2951E+01 1324 -1.5800E+01 188
//S23 8.7338E+01 2149 -8.8751E+01 684
//S31 4.2949E+01 32 -1.5804E+01 1176
//SMS 1.9064E+02 1369 3.2782E+00 2126