Results 1 to 10 of about 802,427 (265)

Accuracy in Force Estimation Applied on a Piezoelectric Fine Positioning System for Machine Tools

open access: yesJournal of Machine Engineering, 2021
In order to improve the accuracy of machine tools, the use of additional active modules meeting the requirements of the “Plug & Produce” approach is focused.
Eckart Uhlmann   +4 more
doaj   +1 more source

Hyperparameter Optimization of Artificial Neural Networks to Improve the Positional Accuracy of Industrial Robots

open access: yesJournal of Machine Engineering, 2021
Due to the rising demand for individualized product specifications and short innovation cycles, industrial robots gain increasing attention for machining operations as milling and forming.
Eckart Uhlmann   +4 more
doaj   +1 more source

Helical Electrodes for Electro-Discharge Drilling: Experimental and CFD-Based Analysis of the Influence of Internal and External Flushing Geometries on the Process Characteristics

open access: yesJournal of Manufacturing and Materials Processing, 2023
The electro-discharge (ED) drilling of precision boreholes in difficult-to-machine materials, particularly with respect to the cost-effectiveness of the overall process, is still a challenge.
Eckart Uhlmann   +6 more
doaj   +1 more source

A framework for researching energy optimization of factory operations

open access: yesEnergy Informatics, 2022
Energy optimization of factory operations has gained increasing importance over recent years since it is understood as one way to counteract climate change. At the same time, the number of research teams working on energy-optimized factory operations has
Benedikt Grosch   +7 more
doaj   +1 more source

FEA Modelling of the Combined Hard TurningRolling Process Used at Bearing Rings [PDF]

open access: yesMATEC Web of Conferences, 2021
In general, the production of bearings is a very large series production, which is why in production the technological lines are designed to process a single size of bearings.
Dogan Gures   +4 more
doaj   +1 more source

Estimation of External Force-Torque Vector Based on Double Encoders of Industrial Robots Using a Hybrid Gaussian Process Regression and Joint Stiffness Model

open access: yesJournal of Machine Engineering, 2023
Industrial robots are increasingly used in industry for contact-based manufacturing processes such as milling and forming. In order to meet part tolerances, it is mandatory to compensate tool deflections caused by the external force-torque vector ...
Eckart Uhlmann   +2 more
doaj   +1 more source

Data and optimization model of an industrial heat transfer station to increase energy flexibility

open access: yesEnergy Informatics, 2021
Nations and companies are forced to reduce CO2 emissions and decelerate global warming. In this development, the transition of the heating sector is still in its infancy despite the relatively large share of thermal energy in the total energy consumption.
Thomas Kohne   +3 more
doaj   +1 more source

Modeling of the stability of water-based graphite dispersions using polyvinylpyrrolidone on the basis of the DLVO theory

open access: yesHeliyon, 2022
The applications of graphite nanoparticle dispersions emerge due to the increasing importance of printed electronics and microelectronics, lithium-ion batteries, and supercapacitors.
Cara Greta Kolb   +3 more
doaj   +1 more source

Modelling of a Thermoelectric Self-Cooling System Based on Thermal Resistance Networks for Linear Direct Drives in Machine Tools

open access: yesJournal of Machine Engineering, 2020
The use of direct drives in linear and rotary axes as well as increased power density of main drives offer the potential to raise feet rate, acceleration and thus allow higher productivity of machine tools.
Eckart UHLMANN   +3 more
doaj   +1 more source

Process Monitoring in Friction Stir Welding Using Convolutional Neural Networks

open access: yesMetals, 2021
Preliminary studies have shown the superiority of convolutional neural networks (CNNs) compared to other network architectures for determining the surface quality of friction stir welds.
Roman Hartl   +4 more
doaj   +1 more source

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