Framework for Dynamic-Stiffness-Based Free Vibration Analysis of Plate-Like Structures

Table 1

Assignment of boundary conditions.

Edge type	Simply-supported edge	Clamped edge
Edge parallel to the X-axis	u = =  = 0, ϕy = ϕz = 0,  =  = 0	u =  =  = 0, ϕx = ϕy = ϕz = 0,  =  =  = 0
Edge parallel to the Y-axis	u =  =  = 0, ϕx = ϕz = 0,  =  = 0
Edge parallel to the Z-axis	u =  =  = 0, ϕx = ϕy = 0,  =  = 0