Shock and Vibration / 2015 / Article / Tab 2

Research Article

Vibration and Stability of Variable Cross Section Thin-Walled Composite Shafts with Transverse Shear

Table 2

Shear stress effects on the first natural frequency (Ω = 0 rad/s).

Taper ratioPly
angle (°)
With
shear (Hz)
Without
shear (Hz)
Change
rate (%)

TR = 0158.761653.8
10°154.57157.561.9
20°125.85126.120.2
60°36.2034.95−3.6

TR = 1209.63221.985.6
10°205.72211.993.0
20°168.47169.680.71
60°48.147.02−2.3

TR = 2269.77290.427.11
10°267.90277.343.4
20°222.80222.0−0.36
60°64.3361.52−4.57