Results 21 to 30 of about 455 (176)

SenGlove—A Modular Wearable Device to Measure Kinematic Parameters of The Human Hand

open access: yesBioengineering, 2023
For technical or medical applications, the knowledge of the exact kinematics of the human hand is key to utilizing its capability of handling and manipulating objects and communicating with other humans or machines.
Jonas Paul David   +2 more
doaj   +1 more source

Influence of Residual Stresses on the Crack Initiation and Short Crack Propagation in a Martensitic Spring Steel

open access: yesMetals, 2022
The crack initiation and short crack propagation in a martensitic spring steel were investigated by means of in-situ fatigue testing. Shot peened samples as well as untreated samples were exposed to uniaxial alternating stress to analyze the impact of ...
Anna Wildeis   +2 more
doaj   +1 more source

Influence of Particle Reinforcement and Heat Treatment on the Wear Resistance of Inductively Melted Hardpaint Coatings

open access: yesMetals, 2020
Wear-resistant coatings can reduce the high economic damage caused by wear processes. In this study, various protective layers based on the alloy X400CrVMo17-15-2 were investigated. Commonly, the prealloyed metal powder is used for plasma transferred arc
Patrick Schwarz   +2 more
doaj   +1 more source

Weak Solutions and Their Kinetic Energy Regarding Time-Periodic Navier–Stokes Equations in Three Dimensional Whole-Space

open access: yesMathematics, 2021
The existence of weak time-periodic solutions to Navier–Stokes equations in three dimensional whole-space with time-periodic forcing terms are established. The solutions are constructed in such a way that the structural properties of their kinetic energy
Mads Kyed
doaj   +1 more source

Model-Based Requirements Management in Gear Systems Design Based On Graph-Based Design Languages

open access: yesApplied Sciences, 2017
For several decades, a wide-spread consensus concerning the enormous importance of an in-depth clarification of the specifications of a product has been observed. A weak clarification of specifications is repeatedly listed as a main cause for the failure
Kevin Holder   +6 more
doaj   +1 more source

A Comparative Study on the Tribological Properties of a Cobalt-Free Superaustenitic Stainless Steel at Elevated Temperature

open access: yesMetals, 2020
The properties of a cobalt-free cast superaustenitic stainless steel (SASS) is investigated comparatively to the commercial high-cobalt alloyed GX15CrNiCo21-20-20 (1.4957, N-155) steel regarding its global hardness and wear resistance at elevated ...
Frederic van gen Hassend   +1 more
doaj   +1 more source

Influence of Cooling Lubricants on the Surface Roughness and Energy Efficiency of the Cutting Machine Tools

open access: yesInternational Journal of Applied Mechanics and Engineering, 2017
The Technical University of Liberec and Brandenburg University of Technology Cottbus-Senftenberg investigated the influence of cooling lubricants on the surface roughness and energy efficiency of cutting machine tools.
J. Jersák, S. Simon
doaj   +1 more source

Kompetenzorientiertes Lehren und Prüfen in den Ingenieurwissenschaften: Lehrkonzept der Veranstaltung Materialfluss in Logistiksystemen

open access: yesZeitschrift für Hochschulentwicklung, 2022
Der Beitrag stellt das Lehrkonzept einer Wahlpflichtveranstaltung der Bachelor- und Masterstudiengänge Maschinenbau, Mechatronik und Wirtschaftsingenieurwesen mit ca. 30 Studierenden pro Jahrgang vor.
Uta Mohring   +2 more
doaj   +1 more source

Integrativer Ansatz zum Ausbau berufsrelevanter Schlüsselkompetenzen in der Ingenieurausbildung

open access: yesZeitschrift für Hochschulentwicklung, 2012
Durch den Bologna-Prozess gewann die insbesondere in den Ingenieurwissen­schaf­ten existierende Forderung nach fachübergreifenden Studieninhalten eine neue Dynamik.
Katja Poser   +3 more
doaj   +1 more source

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