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Ferrite Permanent Magnet Hysteresis Loss in Rotating Electrical Machinery
(Lappeenranta-Lahti University of Technology LUT, 2019-11-15)
Electrical machines with permanent magnets (PMs) find numerous applications in present energy-efficient technologies. A reasonable compromise in terms of costs and efficiency makes electrical machines with ferrite PMs a ...
Impersonal trust within the organization: what, how and why?
(Lappeenranta University of Technology, 2011-10-24)
It has been shown in organizational settings that trust is a crucial factor in different kinds of outcomes, and consequently, building employee trust in the employer is a goal for all kinds of organizations. Although it ...
Usability of laser–arc hybrid welding processes in industrial applications
(Lappeenranta University of Technology, 2011-05-27)
Metal industries producing thick sections have shown increasing interest in the laser–arc hybrid welding process because of its clear advantages compared with the individual processes of autogenous laser welding and arc ...
Modelling and Disturbance Compensation of a Permanent Magnet Linear Motor with a Discontinuous Track
(Lappeenranta-Lahti University of Technology LUT, 2019-06-11)
It is very common that industrial applications require linear motion in some part of the process, especially in transportation of products from place to place. Traditional technologies to produce short-distance linear ...
Hydrothermal stability of microfibrillated cellulose
(Lappeenranta-Lahti University of Technology LUT, 2019-09-06)
The aim of this study was to investigate the effects of hydrothermal treatment on microfibrillated cellulose (MFC). MFC gels were prepared by fibrillating never-dried kraft and dissolving pulps pretreated with endoglucanase. ...
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 ...
Synthesis of hybrid bio-nanocomposites and their application for the removal of rare earth elements from synthetic wastewater
(Lappeenranta-Lahti University of Technology LUT, 2019-06-03)
In recent decades, the application of rare earth elements (REEs) has become apparent in numerous technological sectors. The gap in the supply and demand of REEs, as well as the increasing pollution of REEs, has raised the ...
Energy-efficient control strategies for variable speed driven parallel pumping systems based on pump operation point monitoring with frequency converters
(Lappeenranta University of Technology, 2014-03-14)
The pumping processes requiring wide range of flow are often equipped with parallelconnected
centrifugal pumps. In parallel pumping systems, the use of variable speed
control allows that the required output for the process ...
Advanced Techniques for Unsupervised Classification of Remote Sensing Hyperspectral Images
(Lappeenranta-Lahti University of Technology LUT, 2019-05-20)
Hyperspectral images consisting of a broad range of contiguous spectral bands ought to be a valuable tool for land cover type mapping. However, the coarse spatial resolutions of remote sensing Hyperspectral images makes a ...
Atomic Layer Deposition of Catalytic Materials for Environmental Protection
(Lappeenranta-Lahti University of Technology LUT, 2019-06-11)
The reduction of toxic pollutants emitted by human activities to ambient air is an important issue nowadays. The technological approach to this problem is the development of different oxidation techniques together with ...