Z Axis Linear Movment With Load Rod Analysis

7/26/2019 Z Axis Linear Movment With Load Rod Analysis

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Z axis linear movment with load Rod Analysis

MESH:

Entity Size

Nodes 153

Elements 384

ELEMENT TYPE:

Connectivity Statistics

TE4 384 ( 100.00% )

ELEMENT QUALITY:

Criterion Good Poor Bad Worst Average

Stretch 384 ( 100.00% ) 0 ( 0.00% ) 0 ( 0.00% ) 0.430 0.525

Aspect Ratio 86 ( 22.40% ) 298 ( 77.60% ) 0 ( 0.00% ) 3.839 2.651

Materials.1

Material Steel

Young's modulus 2e+011N_m2

Poisson's ratio 0.266

Density 7860kg_m3

Coefficient of thermal expansion 1.17e-005_Kdeg

Yield strength 2.5e+008N_m2

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Frequency Case

Boundary Conditions

Figure 1

STRUCTURE Computation

Number of nodes : 153

Number of elements : 384

Number of D.O.F. : 459

Number of Contact relations : 0

Number of Kinematic relations : 0

Linear tetrahedron : 384

RESTRAINT Computation



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Name: Restraints.1

Number of S.P.C : 816

STRUCTURAL MASS Computation

Name: StructuralMassSet.1

Number of lines : 459

Number of coefficients : 6966

Number of blocks : 1

Maximum number of coefficients per bloc : 6966

Total matrix size : 0 . 08 Mb

Structural mass : 2.909e+001 kg

Inertia center coordinates

Xg : 1 . 444e-003 mm

Yg : -1 . 059e-003 mm

Zg : 2 . 978e+001 mm

Inertia tensor at origin: kgxm2

2.760e+000 7.041e-006 8.395e-006

7.041e-006 2.760e+000 -2.304e-006

8.395e-006 -2.304e-006 1.620e-002

Name: Computed Masses.1








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Additionnal mass : 0.000e+000 kg


Xg : 0 . 000e+000 mm

Yg : 0 . 000e+000 mm

Zg : 0 . 000e+000 mm

Inertia tensor at origin: kgxm2

0. 0. 0.

0. 0. 0.

0. 0. 0.

STIFFNESS Computation






SINGULARITY Computation

Restraint: Restraints.1

Number of local singularities : 0

Number of singularities in translation : 0

Number of singularities in rotation : 0

Generated constraint type : MPC

CONSTRAINT Computation




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Number of constraints : 816


Number of factorized constraints : 408


Number of deferred constraints : 0

FACTORIZED Computation

Method : SPARSE

Number of factorized degrees : 51

Number of supernodes : 16

Number of overhead indices : 45


Maximum front width : 6

Maximum front size : 21

Size of the factorized matrix (Mb) : 0 . 00148773


Number of Mflops for factorization : 1 . 666e-003

Number of Mflops for solve : 1 . 035e-003

Minimum relative pivot : 8 . 478e-001

Minimum and maximum pivot

Value Dof Node x (mm) y (mm) z (mm)

1.4762e+010 Tz 77 8.3908e-007 -4.4234e-007 -3.1380e+000

4.9516e+010 Ty 71 -3.5571e-002 -7.4620e-001 -4.1007e+002

Minimum pivot

Value Dof Node x (mm) y (mm) z (mm)

1.5904e+010 Tz 39 0.0000e+000 0.0000e+000 -5.0000e+002

1.9059e+010 Tz 70 0.0000e+000 0.0000e+000 5.6000e+002

2.1516e+010 Tz 72 5.5839e-003 -2.2607e-004 -3.3478e+002

2.2242e+010 Ty 72 5.5839e-003 -2.2607e-004 -3.3478e+002



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2.2409e+010 Tz 85 3.0188e-004 -1.0299e-003 4.9382e+002

2.2558e+010 Tx 72 5.5839e-003 -2.2607e-004 -3.3478e+002

2.2718e+010 Tz 73 3.5411e-003 -4.7845e-004 -2.6826e+002

2.2779e+010 Tz 76 1.5059e-005 -7.9395e-006 -6.9401e+001

2.2779e+010 Tz 84 3.0175e-003 -1.0299e-002 4.2778e+002

Translational pivot distribution

Value Percentage

10.E10 --> 10.E11 1.0000e+002

FREQUENCY Computation

Frequency: Frequency Case Solution.1


Mass: Masses.1

Structural mass is taken into account

Total mass : 2.909e+001 kg


Xg : 1 . 444e-003 mm

Yg : -1 . 059e-003 mm

Zg : 2 . 978e+001 mm

Inertia tensor at inertia center: kgxm2



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2.735e+000 7.040e-006 9.646e-006

7.040e-006 2.735e+000 -3.221e-006

9.646e-006 -3.221e-006 1.620e-002

Number of computed modes : 10

Boundary condition for modes computation : clamped

Number of iterations already performed : 0

Total Number of iterations performed : 13

Relative eigenvalues tolerance required : 1 . 000e-003

Relative eigenvalues tolerance obtained : 8 . 367e-004

Mode

number

Frequency

Hz Stability

1 3.8043e+004 2.1188e-008

2 3.8202e+004 1.4706e-008

3 3.8811e+004 2.8136e-008

4 3.9821e+004 3.8317e-008

5 4.1214e+004 1.8707e-007

6 4.2897e+004 2.8019e-006

7 4.4650e+004 3.2152e-006

8 4.6480e+004 8.9127e-005

9 4.8729e+004 2.5269e-004

10 5.1307e+004 8.3666e-004

Modal participation :

Mode Frequency

Hz

Tx

(%)

Ty

(%)

Tz

(%)

Rx

(%)

Ry

(%)

Rz

(%)

1 3.8043e+004 0.00 0.00 66.02 0.00 0.00 0.00



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2 3.8202e+004 0.00 0.00 0.34 0.00 0.00 0.00

3 3.8811e+004 0.00 0.00 0.37 0.00 0.00 0.00

4 3.9821e+004 0.00 0.00 0.01 0.00 0.00 0.00

5 4.1214e+004 0.00 0.00 0.01 0.00 0.00 0.00

6 4.2897e+004 0.00 0.00 0.00 0.00 0.00 0.00

7 4.4650e+004 0.00 0.00 0.00 0.00 0.00 0.00

8 4.6480e+004 0.00 0.00 0.00 0.00 0.00 0.00

9 4.8729e+004 0.04 0.00 0.00 0.00 0.00 0.00

10 5.1307e+004 0.06 0.00 0.00 0.00 0.04 0.00

Total 0.10 0.00 66.77 0.01 0.04 0.00

Frequency Case Solution.1 - Deformed mesh.1

Occurrence 1 - Frequency 38042.8Hz



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Figure 2

On deformed mesh ---- On boundary ---- Over all the model




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Figure 3





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Figure 4





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Figure 5


Occurrence 5 - Frequency 41214Hz



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Figure 6





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Figure 7





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Figure 8





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Figure 9





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Figure 10





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Figure 11


Global Sensors

Sensor Name Sensor Value

Frequency

38042.805Hz

38201.684Hz

38811.473Hz

39821.375Hz

41214.031Hz

42896.566Hz44649.602Hz

46479.813Hz

48729.055Hz

51306.797Hz

Z Axis Linear Movment With Load Rod Analysis

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