Search Results - "Riipinen, Tuomas"
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On the effect of shielding gas flow on porosity and melt pool geometry in laser powder bed fusion additive manufacturing
Published in Additive manufacturing (01-03-2020)“…Metal additive manufacturing is moving from rapid prototyping to on-demand manufacturing and even to serial production. Consistent part quality and development…”
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Journal Article -
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Cross-testing laser powder bed fusion production machines and powders: Variability in mechanical properties of heat-treated 316L stainless steel
Published in Materials & design (01-06-2021)“…[Display omitted] •Quantified machine-powder induced variability in mechanical properties of LPBF 316L.•HIP reduced variability in tensile strength, porosity…”
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3
The Mitigation of Eddy-Current Losses in Ferromagnetic Samples Produced by Laser Powder Bed Fusion
Published in IEEE access (2022)“…We study the use of topology optimization in the design of low-loss ferromagnetic core structures for additively manufactured electrical machines. The test…”
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SCC behaviour of laser powder bed fused 316L stainless steel in high-temperature water at 288°C
Published in Corrosion science (15-04-2023)“…Stress corrosion cracking (SCC) behaviour of laser powder bed fused stainless steel 316L was evaluated with U-bend testing in oxygenated high-temperature water…”
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5
Lessons learnt - additive manufacturing of iron cobalt based soft magnetic materials
Published in Journal of magnetism and magnetic materials (01-12-2022)“…•Processing route from powder development to additive manufactured components shown leading magnetic and mechanical properties comparable to standardized…”
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Effects of surface finishes, heat treatments and printing orientations on stress corrosion cracking behavior of laser powder bed fusion 316L stainless steel in high-temperature water
Published in Corrosion science (01-06-2024)“…Stress corrosion cracking (SCC) of laser powder bed fusion 316 L stainless steel in oxygenated high-temperature water environments with chloride addition at…”
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Assessing industrial barriers of additively manufactured digital spare part implementation in the machine-building industry: a cross-organizational focus group interview study
Published in Journal of manufacturing technology management (27-04-2021)“…PurposeAlthough additive manufacturing (AM) has been demonstrated to have significant potential in improving spare part delivery operations and has been…”
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Journal Article -
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Evaluation of 3D Printed Cobalt Iron Cores for Filter Inductors
Published in IEEE transactions on magnetics (01-08-2020)“…This article presents a timely report on 3D printed cobalt iron (CoFe) soft magnetic cores enabled by the latest advances of additive manufacturing…”
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Properties of soft magnetic Fe-Co-V alloy produced by laser powder bed fusion
Published in Rapid prototyping journal (12-07-2019)“…Purpose The purpose of this paper is to report on the developments in manufacturing soft magnetic materials using laser powder bed fusion (L-PBF)…”
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10
The effect of heat treatment on structure and magnetic properties of additively manufactured Fe-Co-V alloys
Published in Materials today communications (01-08-2023)“…In earlier research it was observed that small differences in the alloying and the processing conditions can greatly influence the microstructure and hence the…”
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Journal Article -
11
Design and testing of a switched reluctance motor with additively manufactured ferromagnetic cores
Published in 12th International Conference on Power Electronics, Machines and Drives (PEMD 2023) (2023)“…This work presents an additively manufactured 8/6 switched reluctance motor prototype. The motor is designed utilising topology optimisation. The designed…”
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Conference Proceeding -
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Impact of Topology Optimization Problem Setup on Switched Reluctance Machine Design
Published in 2019 22nd International Conference on the Computation of Electromagnetic Fields (COMPUMAG) (01-07-2019)“…We study the topology optimization (TO) of an 8/6 switched reluctance motor rotor in terms of torque and mass. Together with additive manufacturing, topology…”
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Conference Proceeding