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Aineistot 11-20 / 22
High Power Fiber Laser Welding of Thick Section Materials – Process Performance and Weld Properties
(Lappeenranta-Lahti University of Technology LUT, 2019-11-27)
High power fiber laser systems have reached output powers far beyond 30 kW and a fiber laser source of 100 kW output power has recently become available for fundamental research. With the high laser power that is now ...
Investigation of EEG signal processing for rehabilitation robot control
(Lappeenranta-Lahti University of Technology LUT, 2019-12-13)
A significant number of stroke patients suffer from movement disability and the numbers are increasing annually. The Brain Computer Interface (BCI) science enables solutions for the paralyzed patients based on the location ...
Renewable-energy-based Single and Community Microgrids Integrated with Electricity Markets
(Lappeenranta-Lahti University of Technology LUT, 2019-11-22)
The deployment of renewable-energy-based microgrids in the electrical power system is a wellknown pathway to realize sustainable energy goals. Further, community microgrids incentivize residential houses to exchange renewable ...
Novel Methods for Assessing and Improving Usability of a Remote-operated Off-Road Vehicle Interface
(Lappeenranta-Lahti University of Technology LUT, 2019-12-09)
Autonomous control systems have been under intensive development in the off-road vehicle (ORV) industry because of high demand for increasing productivity in recent decades. In those systems, the progress has happened in ...
On the dynamic simulation of coupled multibody and hydraulic systems for real-time applications
(Lappeenranta-Lahti University of Technology LUT, 2019-11-29)
The computer simulation of mechanical systems enables engineers to perform fast prototyping and in-depth system analysis even before a single physical model has been built. However, since mechanical systems are often ...
On adaptive intelligent welding: technique feasibility in weld quality assurance for advanced steels
(Lappeenranta University of Technology, 2018-08-28)
The welding industry has a need to utilize lightweight steels in welded applications while maintaining acceptable weld quality. This goal can be achieved through effective quality assurance, efficient weld parameter ...
Ecodesign of Construction and Demolition Waste-Derived Thermoplastic Composites
(Lappeenranta-Lahti University of Technology LUT, 2020-12-12)
The use of recycled materials in composites has been studied since the 1990s. Research has traditionally focused on technical properties, as well as the recyclability of materials. How these composites should be used or ...
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 ...
Study of key techniques in the vacuum vessel assembly for the future fusion reactor
(Lappeenranta-Lahti University of Technology LUT, 2020-12-14)
Effective use of fusion energy is one important way to maintain sustainable development for human beings. The China fusion engineering test reactor (CFETR) is a nextgeneration fusion experimental device planned for ...
Thermal analysis of dissimilar weld joints of high-strength and ultra-high-strength steels
(Lappeenranta-Lahti University of Technology LUT, 2020-06-30)
Advances in steel production processes in the last two decades have enabled the production of novel materials with improved strength, weldability and usability. Many industries are implementing these novel materials into ...