introduction to the theory of vibrations
TRANSCRIPT
-
8/2/2019 Introduction to the Theory of Vibrations
1/5
-
-
8/2/2019 Introduction to the Theory of Vibrations
2/5
0 0 0 0 0 00 0 0 0 0 00 0 0 0 0 01 1 1 1 1 11 1 1 1 1 11 1 1 1 1 1fa
0 0 0 0 0 00 0 0 0 0 00 0 0 0 0 01 1 1 1 1 11 1 1 1 1 11 1 1 1 1 10 0 01 1 1F(t)b
mg
-
8/2/2019 Introduction to the Theory of Vibrations
3/5
Short, squat structure has
short natural period and is
more regid.
Tall, slender structure has
long natural period and ismore flexible
a b
Direction of Vibration
-
-
8/2/2019 Introduction to the Theory of Vibrations
4/5
T1
T2
T3
Force
T
time
-
8/2/2019 Introduction to the Theory of Vibrations
5/5
T1
T2
T3
T1 T2 T3Natural Period
MaximumRe
sponse
Force
T
time