s beam bending analysis
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PROJECT 4 -“S” Box beam impact response 4/6/2014
1 a) FEM model of the s beam
Half model
1 b) Force vs time response. Velocity of the wall = 12 m/s , Mass 800 kg
RAHULDEV GURUDEV FL6922
PROJECT 4 -“S” Box beam impact response 4/6/2014
1 c ) Force vs time response. Velocity of the wall = 12 m/s , Mass 800 kg
1 d
Force vs time response. Velocity of the wall = 6 m/s , Mass 800 kg
RAHULDEV GURUDEV FL6922
PROJECT 4 -“S” Box beam impact response 4/6/2014
Force vs time response. Velocity of the wall = 20 m/s , Mass 800 kg
Superimposition of Force vs Time plot for 1b and 1c
RAHULDEV GURUDEV FL6922
PROJECT 4 -“S” Box beam impact response 4/6/2014
Superimposition of Force vs Time plot for 1b and 1d
Graphical comparison of initial and maximum overall rail deformations (termination time = 20ms) for 6m/s & 12 m/s impacts
6 m/s impact
RAHULDEV GURUDEV FL6922
Final Initial
PROJECT 4 -“S” Box beam impact response 4/6/2014
12 m/s
RAHULDEV GURUDEV FL6922
Initial
Final
PROJECT 4 -“S” Box beam impact response 4/6/2014
Graphical comparison of initial and maximum cross-section deformations (termination time = 20ms) at
plastic hinge for 6 and 12 m/s impacts.
6 m/s
Initial C /s C/s after deformation
12 m/s
Initial C /s C/s after deformation
RAHULDEV GURUDEV FL6922
PROJECT 4 -“S” Box beam impact response 4/6/2014
Plot of Time vs Kinetic energy
Plot of Time vs Internal energy
RAHULDEV GURUDEV FL6922
PROJECT 4 -“S” Box beam impact response 4/6/2014
Plot of Velocity vs time
Plot of displacement vs time
RAHULDEV GURUDEV FL6922
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