8/10/2019 Kuliah Ke 4 Getaran Paksa 1 Dof

1/11

8/10/2019 Kuliah Ke 4 Getaran Paksa 1 Dof

2/11

8/10/2019 Kuliah Ke 4 Getaran Paksa 1 Dof

3/11

8/10/2019 Kuliah Ke 4 Getaran Paksa 1 Dof

4/11

8/10/2019 Kuliah Ke 4 Getaran Paksa 1 Dof

5/11

8/10/2019 Kuliah Ke 4 Getaran Paksa 1 Dof

6/11

8/10/2019 Kuliah Ke 4 Getaran Paksa 1 Dof

7/11

8/10/2019 Kuliah Ke 4 Getaran Paksa 1 Dof

8/11

8/10/2019 Kuliah Ke 4 Getaran Paksa 1 Dof

9/11

Let us look at a quarter bus/truck/car model:

ms

xs

ks cs

xumu

kt u

u = road profile input

kt = tire spring constant

mu = unsprung mass

xu = displacement of unsprung mass

ks = suspension spring constant

cs = suspension damping constant

ms = sprung mass

xs = displacement of sprung mass

8/10/2019 Kuliah Ke 4 Getaran Paksa 1 Dof

10/11

8/10/2019 Kuliah Ke 4 Getaran Paksa 1 Dof

11/11

CONTOH PEMODELAN SISTEM GETARAN PAKSA

1 DOF DENGAN WORKING MODEL2D