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Methods for lifecycle support of hydraulically actuated mobile working machines using IoT and digital twin concepts
(Lappeenranta-Lahti University of Technology LUT, 2019-10-25)
The Internet of Things and Digital Twins are popular but quite distant concepts nowadays. Many problems arise along the efforts of combining these concepts. This research work focuses on these problems and considers the ...
Stress components and local effects in the fatigue strength assessment of fillet weld joints made of ultra-high-strength steels
(Lappeenranta-Lahti University of Technology LUT, 2020-12-04)
Ultra-high-strength steels (UHSSs) enable a significant reduction in material usage compared to mild steels and, thus, provide energy-efficient solutions for structural applications. In welded steel components, an increase ...
The efficiency and damage control of a recovery boiler
(Lappeenranta-Lahti University of Technology LUT, 2019-12-16)
Recovery boilers are needed to produce sustainable energy from sideline by-products of the biomass processing industry. Customers need boilers which have a reliable, long operation time without unnecessary shutdowns and ...