Zobrazeno 1 - 10
of 756
pro vyhledávání: '"Christian Brecher"'
Autor:
Marcus Gärtner, Christian Brecher, Stephan Neus, Leonardo Catana, Feliciano Greco, Guillermo Morales-Espejel, Defeng Lang
Publikováno v:
Tribology and Materials, Vol 2, Iss 3, Pp 88-98 (2023)
The further development of high-precision bearings regarding higher speeds and load-carrying capacity is becoming increasingly challenging. One approach to meet the increased requirements is to use new high-performance raceway steels. Particularly fo
Externí odkaz:
https://doaj.org/article/4ccade0ee1b54ddfb3bfa2eb25bff815
Autor:
Marcus Gärtner, Christian Brecher, Stephan Neus, Cornelia Recker, Mark Franken, Thomas Engelmann, Ingo Wagler
Publikováno v:
Tribology in Industry, Vol 45, Iss 1, Pp 178-190 (2023)
To improve the manufacturing accuracy in the machining process, the stiffness of the machine tool spindle must be increased. One approach is to replace the conventionally used spindle bearings by tapered roller bearings to achieve a higher stiffness
Externí odkaz:
https://doaj.org/article/451aa774dbb541b5a32925e44b400ca2
Autor:
Aleksandra Müller, Steffen Wurm, Phil Willecke, Oliver Petrovic, Werner Herfs, Christian Brecher
Publikováno v:
Machines, Vol 12, Iss 2, p 142 (2024)
The Industry 4.0 research initiative strives to facilitate globally interconnected, flexible, and highly adaptable production systems. The use of skill-based control mechanisms such as OPC UA skills offers the prospect of a straightforward and flexib
Externí odkaz:
https://doaj.org/article/e61b5833caa84447b45e923134fcde6a
Autor:
Marcus Gärtner, Stephan Neus, Christian Brecher, Maik Hoppert, Hans-Martin Eckel, Chris Gerada, Barry James, Mauro Di Nardo, Michele Degano, Mohammad Reza Ilkhani
Publikováno v:
Open Research Europe, Vol 2 (2023)
With the increasing electrical energy demands in aviation propulsion systems, the increase in the onboard generators’ power density is inevitable. During the flight, forces coming from the gearbox or gyroscopic forces generated by flight manoeuvres
Externí odkaz:
https://doaj.org/article/2b23b25cb6c64806b2f153517c3d8c34
Autor:
Marcus Gärtner, Christian Brecher, Stephan Neus, Hans-Martin Eckel, Andreas Bartelt, Maik Hoppert, Mohammad Reza Ilkhani
Publikováno v:
Machines, Vol 11, Iss 6, p 649 (2023)
Friction losses are an important parameter for evaluating the operational behaviour of high-speed rolling bearings. Specifically, in machine tool applications, the bearings are subjected to high radial loads and high speeds, which lead to increased f
Externí odkaz:
https://doaj.org/article/032250a0a9104470a2eb8047c6851076
Autor:
Zhiyao Ma, Marcelo Augusto Szymanskide Toledo, Paul Wanek, Mohamed H. Elsafi Mabrouk, Francis Smet, Rock Pulak, Simon Pieske, Tobias Piotrowski, Werner Herfs, Christian Brecher, Robert H. Schmitt, Wolfgang Wagner, Martin Zenke
Publikováno v:
Frontiers in Bioengineering and Biotechnology, Vol 10 (2022)
Induced pluripotent stem cells (iPS cells) represent a particularly versatile stem cell type for a large array of applications in biology and medicine. Taking full advantage of iPS cell technology requires high throughput and automated iPS cell cultu
Externí odkaz:
https://doaj.org/article/d3caee09401e46bba16e600fbbd455a7
Autor:
Christian Brecher, Michael R. Buchmeiser, Andreas Burkert, Marius R. Busemeyer, Stephan Conermann, Thomas Ertl, Michael Friedrich, Rainer Helmig, Volker Hohmann, Andrew James Johnston, Birger Kollmeier, Matthew Larkum, Jan Louis, Achim Menges, Uwe Morgner, Jürgen Müller, Carien Niessen, Mario Ohlberger, Wolfgang Schäffner, Piet Schmidt, Dietmar Schmitz, Werner Seeger, Detlef Stammer, Arne Thomas, Anita Traninger, Martin Wegener, Julien Colomb, Sibylle Hermann, Jenny Kopsch-Xhema, Jan Range, Bernd Flemisch
Publikováno v:
Bausteine Forschungsdatenmanagement, Iss 1 (2022)
Wir erkennen die Wichtigkeit von Forschungsdaten und -software für unsere Forschungsprozesse an und ordnen die Veröffentlichung von Forschungsdaten und -software als wesentlichen Bestandteil der wissenschaftlichen Publikationstätigkeit ein. Dafür
Externí odkaz:
https://doaj.org/article/d38ccd300d964cadb179554ccb8141f0
Publikováno v:
Tribology Online, Vol 15, Iss 2, Pp 98-104 (2020)
Regarding micropitting, which is one of the fatigue damages that occur under conditions where the oil film thickness is smaller than the surface roughness, the effects of hardness and roughness of the test piece and differences in lubricants were con
Externí odkaz:
https://doaj.org/article/d2b39d8c516445a1a6a89638e3f32366
Publikováno v:
Sensors, Vol 21, Iss 19, p 6340 (2021)
Digital twin (DT) and artificial intelligence (AI) technologies have grown rapidly in recent years and are considered by both academia and industry to be key enablers for Industry 4.0. As a digital replica of a physical entity, the basis of DT is the
Externí odkaz:
https://doaj.org/article/03351cfccf004e93a2fa47c180977531
Autor:
Fabian Goergen, Dieter Mevissen, Stefano Masaggia, Enrico Veneri, Jens Brimmers, Christian Brecher
Publikováno v:
Metals, Vol 10, Iss 9, p 1147 (2020)
Austempered Ductile Iron (ADI) is widely implemented to achieve lightweight and optimized components in power transmissions (e.g., internal gear in planetary stages), by substituting steel castings or a combination of Ductile Iron and steel-assembled
Externí odkaz:
https://doaj.org/article/b3a3c947cad54376bc62e091950d0373