Search Results - "Hirt, G."

Coupling of an analytical rolling model and reinforcement learning to design pass schedules: towards properties controlled hot rolling by Idzik, C., Krämer, A., Hirt, G., Lohmar, J.

“…Rolling is a well-established forming process employed in many industrial sectors. Although highly optimized, process disruptions can still lead to undesired…”
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Increasing of the drawing depth using tailor rolled blanks—Numerical and experimental analysis by Meyer, A., Wietbrock, B., Hirt, G.

“…Deep drawing is a common sheet metal forming process. In most cases, sheets with constant thicknesses are formed. At the end of the previous century, new…”
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Asymmetric Single Point Incremental Forming of Sheet Metal by Jeswiet, J., Micari, F., Hirt, G., Bramley, A., Duflou, J., Allwood, J.

“…The use of computers in manufacturing has enabled the development of several new sheet metal forming processes, which are based upon older technologies. This…”
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Metal forming beyond shaping: Predicting and setting product properties by Tekkaya, A.E., Allwood, J.M., Bariani, P.F., Bruschi, S., Cao, J., Gramlich, S., Groche, P., Hirt, G., Ishikawa, T., Löbbe, C., Lueg-Althoff, J., Merklein, M., Misiolek, W.Z., Pietrzyk, M., Shivpuri, R., Yanagimoto, J.

“…Metal forming is not only shaping the form of a product, it is also influencing its mechanical and physical properties over its entire volume. Advanced…”
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Procedure to implement shear evolution in fast rolling models with online capability on the example of an aluminum flat rolling process by Rabindran, R., Karhausen, K., Hirt, G., Teller, M., Hojda, S.

“…The rolling process induces a heterogeneous deformation over the rolling stock height. The causes are the frictional shear stress between the contacting…”
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Development of a measurement method for tracking the position of hot steel rings on an industrial radial-axial ring rolling mill by Gröper, M., Stergianou, S., Bailly, D., Hirt, G.

“…Steel rings with a circumferential variable cross section, in this case eccentric rings, are used in different fields, i.e. mechanical engineering. Current…”
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A finite element framework for the evolution of bond strength in joining-by-forming processes by Bambach, M., Pietryga, M., Mikloweit, A., Hirt, G.

“…Joining-by-forming processes are widely used to permanently join two or more metals through plastic deformation. In the numerical simulation of…”
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Forming strategies and Process Modelling for CNC Incremental Sheet Forming by Hirt, G., Ames, J., Bambach, M., Kopp, R., Kopp, R.

“…Incremental Sheet Forming (ISF) is a process capable of producing complex sheet components by the CNC movement of a simple tool in combination with simplified…”
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Estimation of grain size and grain orientation influence in microforming processes by Taylor factor considerations by Justinger, H., Hirt, G.

“…In the last decade many common forming processes were scaled down to microdimensions, to supply the increasing market of microparts, e.g. for electronic or…”
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Finite element analysis of the ring rolling process with integrated closed-loop control by Jenkouk, V., Hirt, G., Franzke, M., Zhang, T.

“…In FEA of ring rolling processes the tools’ motions usually are defined prior to simulation. This procedure neglects the closed-loop control, which is used in…”
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Correlating magnetic properties of ferritic NO electrical steel containing 2.4 m.%Si with hot strip microstructure by Stoecker, A., Leuning, N., Hameyer, K., Wei, X., Hirt, G., Korte-Kerzel, S., Prahl, U., Kawalla, R.

“…•Hot strip processing can be used to improve final magnetic properties of ferritic NO electrical steel.•Hot strip processing has a high potential to improve…”
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Investigation into a new hybrid forming process: Incremental sheet forming combined with stretch forming by Araghi, B. Taleb, Manco, G.L., Bambach, M., Hirt, G.

“…Asymmetric incremental sheet forming (AISF) is a process for the flexible production of sheet metal parts. In AISF, a part is obtained as the sum of localised…”
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Strategies to improve the geometric accuracy in asymmetric single point incremental forming by Bambach, M., Taleb Araghi, B., Hirt, G.

“…Asymmetric incremental sheet forming (AISF) is a manufacturing process for the small batch production of sheet metal parts. In AISF, a sheet metal part is…”
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Rolling of functional metallic surface structures by Hirt, G., Thome, M.

“…Due to functional enhancement and beneficial product properties, surface structuring of large semi-finished products and part components becomes more…”
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Development of tooling concepts to increase geometrical accuracy in high speed incremental hole flanging by Laugwitz, M., Voswinckel, H., Hirt, G., Bambach, M.

“…Incremental Sheet Forming (ISF) has been developed as a flexible manufacturing technology for small batch production and prototyping. ISF can also be used to…”
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Quantification of uncertainties in grain size predictions of a microstructure-based flow stress model and application to gear wheel forging by Henke, T., Bambach, M., Hirt, G.

“…For reliable process design, full knowledge of the possible spread of the predicted target values such as grain size is desirable. In real production the…”
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Incremental Bulk Metal Forming by Groche, P., Fritsche, D., Tekkaya, E.A., Allwood, J.M., Hirt, G., Neugebauer, R.

“…Incremental bulk forming is the oldest known technique in metal working. Many developments in this field have dramatically changed our society. Today…”
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A novel approach for temperature control in ISF supported by laser and resistance heating by Göttmann, A., Bailly, D., Bergweiler, G., Bambach, M., Stollenwerk, J., Hirt, G., Loosen, P.

“…Aeronautical applications often require small batches of large-scale sheet metal parts made from titanium and its alloys. Due to the low formability of…”
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Shot peen forming of fiber metal laminates on the example of GLARE by Russig, C., Bambach, M., Hirt, G., Holtmann, N.

“…GLARE (GLAss-fiber REinforced aluminum) is a sandwich material that combines thin aluminum sheets with intermediate layers of glass fiber that are bonded using…”
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Development of efficient production routes based on strip casting for advanced high strength steels for crash-relevant parts by Daamen, M., Güvenç, O., Bambach, M., Hirt, G.

“…Twin roll strip casting can be an effective alternative to produce high manganese TWIP steel, which provides extraordinary mechanical properties. In the work…”
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