267 Result(s)
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Open AccessMethod for the consideration of statistically distributed geometrical deviations in the design of cylindrical roller bearing arrangements
Rolling bearings are of great importance in all areas of mechanical engineering due to their precise and low-friction guidance of rotating components at low cost. The design of rolling bearing arrangements is ...
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Open AccessEvaluation of vibration behavior at different sensing positions on gearboxes
Monitoring systems for rolling contacts in machinery are widespread. There are multiple solutions in various applications like Health Usage Monitoring Systems (HUMS) for Helicopters and smart bearings from dif...
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Open AccessConcept of a sensor-integrating jaw coupling for measuring operating data
In recent years, industry and research (i) have driven the development and application of data-driven machines and systems and (ii) have increasingly introduced predictive maintenance. One of the main challeng...
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Open AccessPrediction of residual stress depth profiles in case-carburized gears
Residual stresses have a significant influence on the load carrying capacity of gears. High near-surface compressive residual stresses can increase pitting strength and tooth root bending strength up to 50%. T...
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Open AccessIncluding validation of process control systems’ engineering into the technical debt classification
The Technical Debt (TD) concept depicts a situation in which a technical compromise is selected despite a better solution available. The associated risks to TD may be critical if TD is overlooked or not fixed ...
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Open AccessDevelopment of a measurement system to determine the circumferential force on a feather key
Shaft-hub-connections are essential for the transmission of torques in drivetrains. In particular, feather key connections are frequently used due to their ease of assembly and disassembly and the resulting in...
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Open AccessMethodik zur Analyse des Lagerringwanderns mithilfe von Ansatzvektoren
Der Schadensmechanismus Lagerringwandern stellt Maschinenbaufirmen vor große Herausforderungen, da gängige Berechnungswerkzeuge wichtige Systemeinflüsse aufgrund hoher Berechnungszeiten nicht einbeziehen könne...
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Open AccessEnergy loss and efficiency investigations of a dual clutch transmission based on adaptive experiment and analytical simulation
Energy transfer improvement and energy consumption reduction are getting more crucial in the automotive sector. As one of the essential elements directly influencing energy transfer in the powertrain system, t...
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Open AccessSurface optimization of trapezoidal thread spindles—tribological analysis and application
Trapezoidal threaded spindles are ideal for supporting heavy loads and are therefore frequently used in heavy-duty lifting systems. Both the forming thread rolling process and the machining thread whirling pro...
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Open AccessEinblick in die Festigkeitsberechnung nach DIN 3689 genormter hypotrochoidischer Welle-Nabe-Verbindungen unter reiner Torsionsbeanspruchung
Im Bereich der modernen Antriebstechnik sind immer höhere Leistungsdichten gefordert, weshalb die herkömmlichen formschlüssigen Welle-Nabe-Verbindungen zunehmend an ihre mechanischen Grenzen stoßen. Vor diesem...
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Open AccessWelcome to the DMK—Dresdner Maschinenelemente Kolloquium
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Open AccessUntersuchung zur Steigerung der Dauerfestigkeit von Wellen durch Festwalzen
In der Antriebstechnik bilden die Ressourceneffizienz, die Kostenreduzierung sowie die Leistungssteigerung die Hauptanforderungen. Auf Bauteilebene bedeutet dies, die Tragfähigkeit in den am stärksten beanspru...
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Open AccessDesign of a fully integrated sensor system of a plain bearing
Recent years revealed a notable trend for rolling bearings to be increasingly replaced by plain bearings for particular applications. A prominent example is the planetary stage in wind turbine gearboxes. The a...
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Open AccessVor- und Nachteile einer Lumped-Mass-Modellierung von Förderbändern am Beispiel eines Zwei-Walzensystems
Im Betrieb von Förderbändern auftretende Phänomene sind das Bandwandern in Achsrichtung der Walzen und die Bandverformung in der Bandebene [1, S. 142]. Das Bandwandern ist bisher detailliert untersucht [2–4], wäh...
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Open AccessVibration analysis for early pitting detection during operation
The economic efficiency of machinery operation is significantly impacted by maintenance strategies. In the realm of condition-based or predictive maintenance strategies, the early detection of fatigue-induced ...
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Open AccessOn the influence of local deformation on structural dynamic models of bolted lap joints
The acoustic and structural dynamic behavior of technical products—often referred to as Noise, Vibration, and Harshness (NVH)—is an important criterion in customers’ purchasing decisions. Therefore, NVH optimizat...
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Open AccessUntersuchung verschiedener Vergleichsspannungshypothesen im Kontext der Dauerfestigkeit einsatzgehärteter Wellen
Im Allgemeinen wird bei einsatzgehärteten Bauteilen von einem spröden Randbereich und einem duktilen Kern ausgegangen. Dabei charakterisiert ein Wechselfestigkeitsverhältnis von
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Open AccessDevelopment of a workflow to build optimal machine learning models for stress concentration factor regression
In the design of shafts for drivetrains, it is important to have precise knowledge of the effective stress in critical notches. In nominal stress approaches, stress concentration factors are used to estimate t...
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Open AccessFlank fractures on spiral bevel gears—transfer of analytical methods for the estimation of residual stresses from cylindrical gears to bevel gears
The classic flank and root load capacity calculation on the component surface forms the basis for the design of power gears today. However, flank fractures also occur in practice, particularly with large-modul...
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Open AccessNumerical and experimental investigations on the vibration behavior of a high-speed planetary gearbox
Increasing the speed of the electric motor can significantly improve the power density of the powertrain of EVs (Electric Vehicles), resulting in a smaller size and thus weight and cost advantages. Achieving a...
