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Hysteresis Losses in Sintered NdFeB Permanent Magnets in Rotating Electrical Machines
Permanent magnet materials are nowadays widely used in the electrical machine manufacturing industry. Eddy current loss models of permanent magnets used in electrical machines are frequently discussed in research papers. ...
Design and Drive-Cycle Based Analysis of Direct-Driven Permanent Magnet Synchronous Machine for a Small Urban Use Electric Vehicle
A direct-driven permanent magnet synchronous machine for a small urban use electric vehicle is presented. The measured performance of the machine at the test bench as well as the performance over the modified New European ...
Direct-Driven Interior Magnet Permanent Magnet Synchronous Motors for a Full Electric Sports Car
The design process of direct-driven permanent magnet synchronous machines (PMSMs) for a full electric 4 ´ 4 sports car is presented. The rotor structure of the machine consists of two permanent magnet layers embedded inside ...
Analysis of Electromagnetic Excitations in an Integrated Centrifugal Pump and Permanent Magnet Synchronous Motor
The effect of unbalanced magnetic pull (UMP) caused by air gap eccentricity on the vibration of a permanent magnet synchronous machine (PMSM) is investigated. The force model is established analytically by the Maxwell ...
Numerical analysis on utilizing excess steam for electricity production in cruise ships
(Elsevier Ltd., 2019-02-01)
Marine sector has a significant contribution to the global greenhouse gas emissions and energy usage. Despite that the energy efficiency of ship engines has been increased drastically and the usage of new type of fuels ...
Design and verification of a hermetic high-speed turbogenerator concept for biomass and waste heat recovery applications
Many waste heat recovery and biomass applications offer opportunities for small-scale steam turbines to produce electricity and to improve systems’ energy efficiency. However, the currently used axial turbine-based technology ...