The Tenability of Vibration Parameters of a Sandwich Beam Featuring Controllable Core: Experimental Investigation

Table 5

Vibration parameters of sandwich beam with MR fluid core for forced vibration system.

(a)

SI number	Magnetic field condition	Natural frequency (); (Hz)	Time period; Sec	Peak amplitude; ()	Damped frequency (); (Hz)	Damping factor; ()
()	Without MR fluid
(	With MR fluid 0 T
(	0.1 T
(	0.2 T

(b)

SI number	Loss factor; ()	Logarithmic decrement; ()	Quality factor; ()	Specific damping capacity (Sc)	Displacement resonant frequency (Df)	Acceleration resonant frequency (Af)
()
()
()
()