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Article
Open AccessUnderlying Mechanisms for Develo** Process Signatures in Manufacturing
The concept of Process Signatures allows the reliable and knowledge-based prediction of material modifications (e.g., changes of hardness, residual stress, microstructure and chemical composition) researchers...
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Article
Finite element analysis of combined forming processes by means of rate dependent ductile damage modelling
Sheet metal forming is an inherent part of todays production industry. A major goal is to increase the forming limits of classical deep-drawing processes. One possibility to achieve that is to combine the conv...
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Chapter and Conference Paper
Increase of the Dimensional Accuracy of Sheet Metal Parts Utilizing a Model-Based Path Planning for Robot-Based Incremental Forming
The principle of robot-based incremental sheet metal forming is based on flexible sha** by means of a freely programmable path-synchronous movement of two tools, which are operated by two industrial robots. ...
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Article
A large-deformation multiplicative framework for anisotropic elastoplastic materialswith application to sheet metal forming
In this work, we discuss the derivation and the numerical implementation of a finite strain material model for plastic anisotropy and nonlinear kinematic and isotropic hardening. The model is derived in a ther...
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Article
A new continuum shell finite element for sheet metal forming applications
In the present paper the performance of a newly developed reduced integration solid-shell element based on reduced integration with hourglass stabilization is studied in the field of sheet metal forming. The e...
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Article
On the implementation of the EAS and ANS concept into a reduced integration continuum shell element and applications to sheet forming
This contribution deals with the application of a new solid-shell finite element based on reduced integration with hourglass stabilization in the field of sheet metal forming. The formulation includes the enha...
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Article
Anisotropic finite plasticity based on structural tensors—different strategies and application to forming simulations
The accuracry of sheet metal forming crucially relies on the quality of the material description which involves the modelling of large strains, elastic and plastic anisotropy as well as different kinds of hard...
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Article
Modelling and Simulation of 3D electromagnetic metal forming processes
The purpose of this work is the formulation of a thermo-magneto-mechanical multifield model and presentation of the numerical strategies applied. In particular, this model is used to simulate electromagnetic s...
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Article
Anisotropic finite plasticity with combined hardening and application to sheet metal forming
In this work, we discuss a finite strain constitutivemodel combining both nonlinear isotropic and nonlinear kinematic hardening. The kinematic hardening component represents a continuum extension of the classi...