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angular velocity of a cylinder

angular velocity of a cylinder

angular velocity of a cylinder

(OP)
Hello every one
           I was trying to apply the angular velocity to a cylinder.but every time i do this when i go to postprocessor to plot the stress i see every thing in red color only.can any one please tell me what was wrong in my concept.the file is

/PREP7  
!*  
ET,1,SOLID186   
!*  
!*  
MPTEMP,,,,,,,,  
MPTEMP,1,0  
MPDATA,EX,1,,3e9
MPDATA,PRXY,1,,.33  
CYL4,0,0,0.05, ,0.1, ,-0.1  
MSHAPE,1,3D
MSHKEY,0
CM,_Y,VOLU  
VSEL, , , ,       1
CM,_Y1,VOLU
CHKMSH,'VOLU'   
CMSEL,S,_Y  
VMESH,_Y1   
CMDELE,_Y   
CMDELE,_Y1  
CMDELE,_Y2
/USER,  1   
/VIEW,  1, -0.520818591297    ,  0.608630592964    ,  0.598595686810
/ANG,   1,  -16.5370805366  
/REPLO  
/VIEW,  1,  0.228847014090    , -0.203195334274    ,  0.952019275157
/ANG,   1,  0.290671259422E-01  
/REPLO  
FLST,5,2,5,ORDE,2   
FITEM,5,5   
FITEM,5,-6  
ASEL,S, , ,P51X
APLOT   
NSLA,S,1
NPLOT   
local,11,1,0,0,0
nrotat,all  
FLST,2,200,1,ORDE,6
FITEM,2,25  
FITEM,2,-48
FITEM,2,97  
FITEM,2,-120
FITEM,2,241
FITEM,2,-392
/GO
D,P51X, , , , , ,UX, , , , ,
CM,rot,NODE
CMOMEGA,ROT,0,0,1000,0.5E-01,-139.042971757,-0.292726079195E-01, , , ,0
OMEGA,0,0,1000,0
ALLSEL,ALL  
FINISH  
/SOL
/STATUS,SOLU
SOLVE   
FINISH  

RE: angular velocity of a cylinder

The CMOMEGA command is incorrect, specifically:

CMOMEGA,ROT,.......

the "ROT" refers to an ELEMENT component not a nodal component as you have created.

Good luck,

-- drej --

RE: angular velocity of a cylinder

(OP)
Thank you drej
                 i have tried changing the coponent with elemnts also but theresult is same.Can you suggest me esier way to apply angualr velocity instead of creating the element component.here is the modified log file.

/PREP7    
ET,1,SOLID186   
MPTEMP,,,,,,,,  
MPTEMP,1,0  
MPDATA,EX,1,,3e7
MPDATA,PRXY,1,,.33  
CYL4,0,0,0.1, ,0.15, ,0.4   
MSHAPE,1,3D
MSHKEY,0
CM,_Y,VOLU  
VSEL, , , ,       1
CM,_Y1,VOLU
CHKMSH,'VOLU'   
CMSEL,S,_Y   
VMESH,_Y1    
CMDELE,_Y   
CMDELE,_Y1  
CMDELE,_Y2  
/USER,  1   
/VIEW,  1, -0.486742999914    ,  0.552023880658    ,  0.677016164665
/ANG,   1,  -13.0057656624  
/REPLO  
/VIEW,  1, -0.394822037382    ,  0.427740402856    ,  0.813113587737
/ANG,   1,  -8.29199112235  
/REPLO  
/VIEW,  1, -0.330612228772E-01,  0.101725650492    ,  0.994262967013
/ANG,   1, -0.946966992540  
/REPLO  
/VIEW,  1,  0.207963086791    , -0.130109881370    ,  0.969444569484
/ANG,   1,  -1.14494127616  
/REPLO  
FLST,5,2,5,ORDE,2   
FITEM,5,5   
FITEM,5,-6  
ASEL,S, , ,P51X
APLOT   
ESLA,S  
CM,rot,ELEM
local,11,1,0,0,0
NSLA,S,1
NPLOT   
nrotat,all  
FLST,2,384,1,ORDE,6
FITEM,2,25  
FITEM,2,-48
FITEM,2,97  
FITEM,2,-120
FITEM,2,417
FITEM,2,-752
/GO
D,P51X, , , , , ,UX, , , , ,
CMOMEGA,ROT,0,0,1000,0.1E+00,-106.336420287,0.101046078808, , , ,0  
ALLSEL,ALL  
FINISH  
/SOL
/STATUS,SOLU
SOLVE   
can you just mark which concept is wrong in this/

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