Displacement field and deformations

Displacement field and deformation

Concept of infinitesimal strain tensorMurali PallaA uniform grid

Deformed grid

Closeup view

Closeup view

Closeup view

Deformation of an infinitesimal square

x y x + h y x + h y + hx y + h

x + (u)y + (v)x + h + (u + a.h)y + (v + b.h)x + (u + c.h)y + h + (v + d.h)x + h + (u + a.h + b.h)y + h + (v + c.h + d.h)u, v

Deformation of an infinitesimal square

Deformation of an infinitesimal square

a.hb.hc.hd.hDeformation of an infinitesimal square