On the anisotropic plastic behaviour of short fibre reinforced thermoplastics and its description by phenomenological material modelling

Dr.-Ing. Felix Dillenberger is a mechanical engineer whose research focusses on the characterisation of the mechanical behaviour of thermoplastic plastics and their modelling in finite element simulations.

• Glossaries.- Motivation and Outline.- Injection Moulded Short Fibre Reinforced Thermoplastics.- Polymeric Matrix Materials.- Reinforcement Fibres.- Composite Properties.- Injection Moulding.- Determination of Fibre Distributions.- State of the Art of SFRP Material Modelling.- Mechanical Basics.- Kinematics.- Stress.- Linear Elasticity.- Yield Condition and Plastic Potential.- Limit Criteria.- Damage.- Rate Dependency.- Material Characterisation.- Choice of Material.- Coordinate System Definition.- Experimental Set-up.- Experimental Results.- Discussion of Temperature Effects.- Material Modelling.- Overview.- Modelling of Linear Elasticity.- Modelling of Plastic Behaviour.- Modelling of Damage and Failure.- Numerical Implementation.- Verification.- Verification of Linear Elastic Response.- Verification of Plastic Response.- Numerical Verification of the Material Model.- Considerations for Engineering Practice 1857.- Determination of the Elastic Stiffness Matrix.- Determination ofthe Limit of Linear Deformation.- Determination of Plastic Deformation.- Consideration of Damage and Failure.- Summary and Outlook.