After a review of the literature on the prognosis of ductile fracture, a damage indicator is
developed which is based on micromechanical results and adapted to experiments. A …

A primary objective in metal forming is designing the geometry of the workpiece and dies in
order to achieve a part with a given shape and microstructure. The problem is usually …

RUB-Repository - Zur Theorie und Finite-Element-Simulation von Schalen mit großen
inelastischen Dehnungen und duktilen Schädigungen Deutsch OPUS UB Bochum RUB » …

Finite element analyses of backward can extrusion are performed with two punch
dimensions to enhance the sliding or the sticking of workpiece material at the punch nose …

Micro-structure void volume fraction is taken into account with finite element models
developed for high strain rate elasto-viscoplastic problems. Void nucleation rate depends on …

This research presents a new simulation concept of damage evolution for metallic materials
under large displacements and deformations. The complete damage range is subdivided …

A multilevel superelement technique is applied to model the effects of circular voids on the
effective elastic properties of a porous material. A twodimensional representative volume …

This research presents a new simulation concept of damage evolution for metallic materials
under large deformations. The complete damage range is subdivided into both the micro …

Publisher Summary This chapter describes a solution for finite element framework in large
strain elasto-plastic problems with porous material. The constitutive model is based on an …

Publisher Summary This chapter discusses a coupled damage-mechanical model for strain
rate dependant voided material. The microvoid nucleation, growth, and coalescence are …