Research Article

A Radial Return Algorithm Application in Elastoplastic Frame Analysis Using Plastic Hinge Approach

Figure 4

A two-bay, two-storey rigid frame. (a) Geometry and loading. (b) Material properties and yield function. (c) Finite element mesh. (d) Plastic hinge formation sequence. (e) Load-displacement response.
142743.fig.004a
(a)
142743.fig.004b
(b)
142743.fig.004c
(c)
142743.fig.004d
(d)
142743.fig.004e
(e)