[PDF] Top 20 Analysis of Permanent Magnet Synchronous Machine Tooth Flux Under Eccentricity Fault

... of tooth flux at healthy and eccentricity conditions are shown in ...each tooth is almost the same, only flux on one tooth is ...the tooth flux at healthy condition ... See full document

... these fault harmonics regarding those of the healthy motor invalidates the stator current spectrum harmonic analysis method to detect eccentricities in the ...rotor eccentricity, except for a very ... See full document

... axial flux per- manent magnet synchronous generator for small power applications, providing options considering the operational behavior, the desirable construction complexity, the availa- bility of ... See full document

... B magnet (θ, t) and B w (θ, t) are calculated analytically from 2-d models in polar ...typical machine with unsaturated conditions; the flux lines are perpendicular to the iron ...of flux ... See full document

... electrical machine design procedure attracts researchers from the fields of electromagnetics, thermal analysis, rotordynamics, power electronics, material science as well as bearing designers ...and ... See full document

... a permanent magnet synchronous motor is modeled using magnetic equivalent ...magnetic flux densities, and output torque are compared to the results of the finite element ...the machine ... See full document

... The survey indicates that the stator related faults are major faults around 35-40% and are related to the stator winding insulation and core. The terminal connector failure may also result in winding faults. Stator ... See full document

... of machine is important parameter of ...one tooth which has main advantage of having short end windings unlike distributed winding which has long end windings and cause ...high fault tolerance in ... See full document

... of Permanent Magnet Synchronous motor and are object of an ...of machine has an impact on the operation of system, loss of production and jeopardize on human ...early fault detection ... See full document

... two machine topologies namely PMSM and PMFS have been investigated and compared in terms of torque to inertia ratio (with effect on dynamic performance) and its influence on the machine design ... See full document

... controlled, fault-tolerant, permanent magnet motor drive system adopting a vertically placed strip winding ( VSW ) which can limit inter-turn short-circuit ( SC ) fault current to its rated ... See full document

... for fault tolerant permanent magnet synchronous machines operating at elevated ...the machine operating in a faulty mode, results in an unbalance of both the air gap magnetic field and ... See full document

... The rotor geometry can be obtained to meet the desired criteria and manufacturing limits such as minimum width of ribs and number of flux barriers. As it was mentioned before, to improve the efficiency of the ... See full document

... Permanent Magnet Synchronous Generator is a type of Synchronous Generator which its excitation field is a permanent magnet instead of a ...as synchronous generators ... See full document

... and flux ripples, but need proportional–integral (PI) controllers to regulate the torque and stator flux ...and flux control [18] were investigated for surface-mounted and interior ...some ... See full document

... Attempts to minimize the loss on PM synchronous motor drives are made in [7]–[10]. An effort to specify the loss minimization condition for surface and interior PM synchronous motor drives is presented in ... See full document

... ten permanent magnet layers in the ...the machine has two PM layers embedded inside the rotor laminations, thus resulting in inverse saliency so as to take advantage of the additional reluctance ...A ... See full document

... the flux diagram of motor. It shows that maximum flux density in hotspots is ...finite-element analysis (3D-FEA) software FLUX2D/3D by CEDRAT is used to simulate the motor ... See full document

... by permanent magnet, thus it eliminates losses due to field ...of permanent magnet materials in recent years, there is wide attention for application of PMSM in industry ... See full document

... a permanent magnet generator hence the rotor has permanent magnets attached to it which are self-excited and as the rotor rotates it cuts the magnetic field which results in production of current ... See full document