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Article

18 Citations

3,764 Views

16 Pages

A Numerical Analysis of the Temporal and Spatial Temperature Development during the Ultrasonic Spot Welding of Fibre-Reinforced Thermoplastics

Shahan Tutunjian,
Martin Dannemann,
Niels Modler,
Michael Kucher and
Albert Fellermayer

J. Manuf. Mater. Process.2020, 4(2), 30;https://doi.org/10.3390/jmmp4020030

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13 April 2020

The ultrasonic spot welding of fibre-reinforced thermoplastic laminates has received great interest from researchers, mainly in the fields of aerospace and automotive industries. It offers an efficient solution to join large thermoplastic composite p...

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Article

34 Citations

5,902 Views

17 Pages

A Control Method for the Ultrasonic Spot Welding of Fiber-Reinforced Thermoplastic Laminates through the Weld-Power Time Derivative

Shahan Tutunjian,
Martin Dannemann,
Fabian Fischer,
Oğuzhan Eroğlu and
Niels Modler

J. Manuf. Mater. Process.2019, 3(1), 1;https://doi.org/10.3390/jmmp3010001

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30 December 2018

It was found that the ultrasonic spot welding may serve as an efficient method to join relative large thin-walled parts made of fiber-reinforced thermoplastics. In this study, a new control method for the ultrasonic spot-welding process was investiga...

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Article

8 Citations

2,678 Views

11 Pages

Mechanical and Microstructural Characterization of Ultrasonic Welded NiTiCu Shape Memory Alloy Wires to Silver-Coated Copper Ferrules

Toni Sprigode,
Andreas Gester,
Guntram Wagner,
Thomas Mäder,
Björn Senf and
Welf-Guntram Drossel

Metals2021, 11(12), 1936;https://doi.org/10.3390/met11121936

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30 November 2021

The aim of this study was to investigate the mechanical behavior, and the microstructure of NiTiCu shape memory alloy wires joined with silver-coated copper ferrules via ultrasonic spot welding. Therefore, the electrical resistance was measured durin...

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