Search for dissertations about: "magnetic hysteresis"
Showing result 1 - 5 of 36 swedish dissertations containing the words magnetic hysteresis.
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1. Iron Losses in Electrical Machines - Influence of Material Properties, Manufacturing Processes, and Inverter Operation
Abstract : As the major electricity consumer, electrical machines play a key role for global energy savings. Machine manufacturers put considerable efforts into the development of more efficient electrical machines for loss reduction and higher power density achievements. READ MORE
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2. A lumped element transformer model including core losses and winding impedances
Abstract : In order to design a power transformer it is important to understand its internal electromagnetic behaviour. That can be obtained by measurements on physical transformers, analytical expressions and computer simulations. READ MORE
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3. Electromagnetic transformer modelling including the ferromagnetic core
Abstract : In order to design a power transformer it is important to understand its internal electromagnetic behaviour. That can be obtained by measurements on physical transformers, analytical expressions and computer simulations. READ MORE
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4. On magnetic amplifiers in aircraft applications
Abstract : In the process of designing an electric power supply system for an aircraft, parameters like low weight and low losses are important. Reliability, robustness and low cost are other important factors. READ MORE
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5. Characterization of Magnetic Nanoscale Systems: From Molecules to Particles and Self-Assembled Chains
Abstract : This thesis characterizes magnetic nanoscale systems with increasing size and aspect ratio using synchrotron radiation-based spectroscopy and microscopy techniques, combined with conventional magnetometry. The systems studied are molecular magnets, bimagnetic nanoparticles and self-assembled magnetic nanochains. READ MORE