Auflistung Fakultät für Maschinenbau nach Autor/in "2a6b88e6-9055-4bc6-8d48-430f1348ab6f"

Auflistung Fakultät für Maschinenbau nach Autor/in "2a6b88e6-9055-4bc6-8d48-430f1348ab6f"

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  • Adjusting Mechanical Properties of Forging Dies Produced by Ausforming 
    Behrens, Bernd-Arno; Brunotte, Kai; Petersen, Tom; Ostermeyer, Corvin; Till, Michael (Liège : ULiège Library, 2021)
    Due to high thermo-mechanical loads, tools used in hot forming operations need a high resistance to different damage phenomena, such as deformation, cracking and abrasion. They are exposed to cyclic thermo-mechanical stress ...
  • Advanced Wear Simulation for Bulk Metal Forming Processes 
    Behrens, Bernd-Arno; Bouguecha, Anas; Vucetic, Milan; Chugreev, Alexander (Les Ulis : E D P Sciences, 2016)
    In the recent decades the finite element method has become an essential tool for the cost-efficient virtual process design in the metal forming sector in order to counter the constantly increasing quality standards, ...
  • Analysis of machine influence on process stability in sheet bulk metal forming 
    Salfeld, Valerian; Matthias, Tim; Krimm, Richard; Behrens, Bernd-Arno (Amsterdam : Elsevier BV, 2012)
    This contribution deals with the process-machine interaction while forming parts by sheet-bulk metal forming. The goal of this process is to form complex functional elements, such as gearing and carrier elements, by means ...
  • Approach for modelling the Taylor-Quinney coefficient of high strength steels 
    Behrens, Bernd-Arno; Chugreev, Alexander; Bohne, Florian; Lorenz, Ralf (Amsterdam : Elsevier B.V., 2019)
    Precise knowledge of the temperature that arises in the material during plastic forming is of crucial importance, as it has a significant influence on material behaviour and therefore on the forming process. In order to ...
  • Automated design of multi-stage forging sequences for die forging 
    Hedicke-Claus, Yorck; Kriwall, Mareile; Stonis, Malte; Behrens, Bernd-Arno (Berlin ; Heidelberg : Springer, 2023)
    Forgings are produced in several process steps, the so-called forging sequence. The design of efficient forging sequences is a very complex and iterative development process. In order to automate this process and to reduce ...
  • Automated Stamp Forming of Continuous Fiber Reinforced Thermoplastics for Complex Shell Geometries 
    Behrens, Bernd-Arno; Raatz, Annika; Hübner, Sven; Bonk, Christian; Bohne, Florian; Bruns, Christian; Micke-Camuz, Moritz (Amsterdam : Elsevier, 2017)
    This research describes the development of a fully automated forming process of continuous FRP to assemble a down scaled battery tray for a plug-in-hybrid automobile. The paper presents the results of forming experiments ...
  • Casting manufacturing of cylindrical preforms made of low alloy steels 
    Demler, Eugen; Götze, Stanislav; Herbst, Sebastian; Nürnberger, Florian; Maier, Hans Jürgen; Ursinus, Jonathan; Büdenbender, Christoph; Behrens, Bernd-Arno (Amsterdam [u.a.] : Elsevier, 2020)
    The manufacturing of complex drivetrain components made of steel requires multi-stage manufacturing processes, resulting in long processing times and high costs. Forged parts get their final geometry after multi-stage ...
  • Challenges in the Forging of Steel-Aluminum Bearing Bushings 
    Behrens, Bernd-Arno; Uhe, Johanna; Petersen, Tom; Klose, Christian; Thürer, Susanne E.; Diefenbach, Julian; Chugreeva, Anna (Basel : MDPI, 2021)
    The current study introduces a method for manufacturing steel–aluminum bearing bush-ings by compound forging. To study the process, cylindrical bimetal workpieces consisting of steel AISI 4820 (1.7147, 20MnCr5) in the ...
  • Characterization and modeling of intermetallic phase formation during the joining of aluminum and steel in analogy to co-extrusion 
    Behrens, Bernd-Arno; Maier, Hans Jürgen; Klose, Christian; Wester, Hendrik; Thürer, Susanne Elisabeth; Heimes, Norman; Uhe, Johanna (Basel : MDPI AG, 2020)
    The reinforcement of light metal components with steel allows to increase the strength of the part while keeping the weight comparatively low. Lateral angular co-extrusion (LACE) offers the possibility to produce hybrid ...
  • Characterization and Modeling of Nano Wear for Molybdenum-Based Lubrication Layer Systems 
    Behrens, Bernd-Arno; Poll, Gerhard; Möhwald, Kai; Schöler, Simon; Pape, Florian; Konopka, Dennis; Brunotte, Kai; Wester, Hendrik; Richter, Sebastian; Heimes, Norman (Basel : MDPI, 2021)
    As a result of global economic and environmental change, the demand for innovative, environmentally-friendly technologies is increasing. Employing solid lubricants in rolling contacts can reduce the use of environmentally ...
  • Characterization of the Interface between Aluminum and Iron in Co-Extruded Semi-Finished Products 
    Thürer, Susanne Elisabeth; Peters, Kai; Heidenblut, Torsten; Heimes, Norman; Peddinghaus, Julius; Nürnberger, Florian; Behrens, Bernd-Arno; Maier, Hans Jürgen; Klose, Christian (Basel : MDPI, 2022)
    Within the framework of the Collaborative Research Center 1153, we investigated novel process chains for the production of bulk components with different metals as joining partners. In the present study, the co-extrusion ...
  • Clinching of inductively heated aluminum die casting 
    Yarcu, Sinan; Behrens, Bernd-Arno; Huebner, Sven; Schuchardt, Torsten; Dilger, Klaus; Meichsner, Thomas Paul (Berlin, Heidelberg : Springer, 2022)
    The aim of the investigations described in this article is to improve the clinching of aluminum die casting. The focus is on clinching an aluminum die casting alloy by local heat treatment and hence to join them in a ...
  • A Combined Numerical and Experimental Investigation on Deterministic Deviations in Hot Forging Processes 
    Behrens, Bernd-Arno; Volk, Wolfram; Maier, Daniel; Scandola, Lorenzo; Ott, Michael; Brunotte, Kai; Büdenbender, Christoph; Till, Michael (Amsterdam [u.a.] : Elsevier, 2020)
    In hot forging processes, geometry of the formed workpieces deviate from the desired target geometry, due to complex interactions between tools and billets which result in inhomogeneous temperature and stress fields. The ...
  • Comparative measurements of bone mineral density and bone contrast values in canine femora using dual-energy X-ray absorptiometry and conventional digital radiography 
    Lucas, K.; Nolte, Ingo; Galindo-Zamora, V.; Lerch, M.; Stukenborg-Colsman, C.; Behrens, Bernd-Arno; Bouguecha, Anas; Betancur, S.; Almohallami, Amer; Wefstaedt, Patrick (London : BioMed Central Ltd., 2017)
    Background: Aseptic loosening due to bone remodelling processes after total hip replacement is one common cause for revision surgery. In human medicine, dual-energy X-ray absorptiometry (DEXA) is the gold standard for ...
  • Comparison of the Joining Zone Development of Hybrid Semi-Finished Products after Different Extrusion Processes 
    Piweck, Armin; Uhe, Johanna; Peddinghaus, Julius; Ross, Ingo; Behrens, Bernd-Arno (Ostrava : TANGER Ltd., 2022)
    The use of hybrid semi-finished products made of aluminium and steel enables the production of components with locally adapted properties, i.e. high strength and wear-resistance with reduced weight. In the scope of this ...
  • Computational Manufacturing for Multi-Material Lightweight Parts 
    Hürkamp, André; Lorenz, Ralf; Behrens, Bernd-Arno; Dröder, Klaus (Amsterdam [u.a.] : Elsevier, 2019)
    In this contribution, a computational approach for the manufacturing of multi-material lightweight parts is presented. For an efficient online optimization procedure, a proper orthogonal decomposition on offline obtained ...
  • Contact geometry modification of friction-welded semi-finished products to improve the bonding of hybrid components 
    Behrens, Bernd-Arno; Uhe, Johanna; Petersen, Tom; Nürnberger, Florian; Kahra, Christoph; Ross, Ingo; Laeger, René (Basel : MDPI AG, 2021)
    To improve the bond strength of hybrid components when joined by friction welding, specimens with various front end surface geometries were evaluated. Rods made of aluminum AA6082 (AlSi1MgMn/EN AW-6082) and the case-hardening ...
  • Contact Temperature Measurements on Hybrid Aluminum–Steel Workpieces in a Cross-Wedge Rolling Process 
    Merkel, Paulina; Kruse, Jens; Kriwall, Mareile; Behrens, Bernd-Arno; Stonis, Malte (Basel : MDPI, 2023)
    The Collaborative Research Center 1153 is investigating a novel process chain for manufacturing high-performance hybrid components. The combination of aluminum and steel can reduce the weight of components and lead to lower ...
  • Correction: Mechanical properties of femoral trabecular bone in dogs 
    Pressel, Thomas; Bouguecha, Anas; Vogt, Ute; Meyer-Lindenberg, Andrea; Behrens, Bernd-Arno; Nolte, Ingo; Windhagen, Henning (London : BioMed Central Ltd., 2005)
    After the publication of this work [1], we became aware of the fact that the frequency of the ultrasound transmitter that we used for determining the elastic moduli of the trabecular bone specimens was not correctly ...
  • Creating load-adapted mechanical joints between tubes and sheets by controlling the material flow under plastically unstable tube upsetting 
    Sviridov, A.; Rusch, M.; Almohallami, A.; Bonk, Christian; Bouguecha, Anas; Bambach, M.; Behrens, Bernd-Arno (Amsterdam : Elsevier, 2017)
    Mechanical joining processes provide various advantages over conventional fusion welding of metallic components such as shorter cycle times, little or no heat input and reduced need for subsequent surface finishing operations. ...

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