suzanne.soy/FreeCAD
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

FEM: Fix Von Mises calculation formula and update FEM test results

Browse Source 
Reported-by: fandaL
Fixed-by: fandaL
Signed-off-by: Przemo Firszt <przemo@firszt.eu>
This commit is contained in:
Przemo Firszt 2015-11-14 13:15:09 +00:00 committed by wmayer
parent b0fbd60835
commit 629a89218d
3 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/Mod/Fem/ccxFrdReader.py
View File

@ -143,7 +143,7 @@ def calculate_von_mises(i):
s11s22 = pow(s11 - s22, 2)
s22s33 = pow(s22 - s33, 2)
s33s11 = pow(s33 - s11, 2)
s12s23s31 = 6 * (pow(s12, 2) + pow(s23, 2) * pow(s31, 2))
s12s23s31 = 6 * (pow(s12, 2) + pow(s23, 2) + pow(s31, 2))
vm_stress = sqrt(0.5 * (s11s22 + s22s33 + s33s11 + s12s23s31))
return vm_stress

2
src/Mod/Fem/test_files/ccx/cube_frequency_expected_values
View File

@ -2,4 +2,4 @@ U1: (-597.498, 84.82195996428565, 901.838)
U2: (-273.839, -1.5082389321428573, 238.951)
U3: (-1184.18, 1.7762851928571448, 1160.54)
Uabs: (0.0, 332.74282887147507, 1483.9997229490982)
Sabs: (32.0603981499924, 16769157.377068823, 175748402.99829367)
Sabs: (34.568504654320115, 156.2643878650541, 632.7104221160478)

2
src/Mod/Fem/test_files/ccx/cube_static_expected_values
View File

@ -2,4 +2,4 @@ U1: (0.0, 0.00024985193821428577, 0.000516572)
U2: (-6.94117e-08, -1.4674202846428578e-09, 5.848e-08)
U3: (-3.29906e-05, -1.3824489785714289e-05, 0.0)
Uabs: (0.0, 0.000250245499688639, 0.0005176145328950496)
Sabs: (9.282590510518093, 10.000064926271618, 10.717700043318548)
Sabs: (9.283923634521724, 10.001504511041594, 10.718814164456221)