permanent magnet synchronous machines analysis
Electrical transients in permanent magnet synchronous machines.
... the analysis o f the transient performance of saturated permanent magnet synchronous machines using the two-axis (d- and q-axis) frame model, particularly during the first few cycles ...
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Comparative study of permanent magnet synchronous and permanent magnet flux switching machines for high torque to inertia applications
... permanent magnet synchronous machine (PMSM) and permanent magnet flux switching (PMFS) machine to provide high torque to inertia ratio for applications with demanding response in terms ...
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A Comparative Study of Quasi-FEA Technique on Iron Losses Prediction for Permanent Magnet Synchronous Machines
... wound-field synchronous machine with calorimetric measurements and a numerical iron-loss model for steel ...and magnet loss has been presented, where the focus is on recognizing the significance of including ...
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INVESTIGATION OF PERMANENT MAGNET SYNCHRONOUS MACHINES FOR DIRECT-DRIVE AND INTEGRATED CHARGING APPLICATIONS IN ELECTRIC VEHICLES
... This chapter exclusively investigated IPMSM with dampers for integrated charging and traction applications. Design feasibility of such a machine was presented and steady- state analysis of such an IPMSM with ...
250
Diagnostic Method of Rotor Cracks and Local Demagnetization by Using the Measuring Coils for the Permanent Magnet Synchronous Machines
... Methods based on additional current injection are used to solve PMSM diagnostic problems [7– 9]. Their disadvantage is the algorithmic complexity of implementation. Methods based on changing PMSM parameters for various ...
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Multi-Objective Drive-Cycle Based Design Optimization of Permanent Magnet Synchronous Machines
... Chapter 4 introduces an enhanced finite element analysis technique to evaluate the machine performance across the clustered drive-cycle points in a computationally efficient manner. Employing FEA provides higher ...
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Analytical Prediction of Cogging Torque for Interior Permanent Magnet Synchronous Machines
... For FE analysis, the time stepping transient method with moving air gap is used. The cogging torque of the candidate machine can be calculated from the virtual work based on the energy of the moving air gap [23]. ...
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Finite Element Analysis of Permanent Magnet Synchronous Motors Subjected to Symmetrical Voltage Sags
... Finite element method is a numerical technique for solving problems with complicated geometries, loadings, and material properties where analytical solutions cannot be applied. The method is considered to be the most ...
8
Assessment of Materials for High-Speed PMSMs Having a Tooth-Coil Topology
... electrical machines is ...thermal analysis, rotordynamics, power electronics, material science as well as bearing designers ...these machines. Application fields of HS machines cover water ...
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Analysis of vertical strip wound fault tolerant permanent magnet synchronous machines
... 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 value regardless of the ...
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NOVEL METHODS FOR PERMANENT MAGNET DEMAGNETIZATION DETECTION IN PERMANENT MAGNET SYNCHRONOUS MACHINES
... This chapter proposes an online PM demagnetization fault detection method based on the analysis of PMSM output torque ripple. Firstly, a torque ripple based rotor flux linkage detection model considering ...
131
Digital Control of Permanent Magnet Synchronous Motor
... The FOC consists of controlling the stator currents represented by a vector. FOC is based on projections which transform a 3 phase time and speed dependent system into a two co-ordinate (d and q co-ordinates) time ...
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PARAMETER ESTIMATION OF VSI FED PERMANENT MAGNET SYNCHRONOUS MOTOR BY USING HARTLEY MODULATING FUNCTION
... Synchronous motors may have essentially two different modes of operation; one is open loop true synchronous motor (OLSM) mode in which the motor speed locks with the frequency of an independent oscillator ...
6
Control Strategies for BLDC Motor
... the synchronous machine equations from the abc phase variables to the d, q variables forces all sinusoidal varying inductances in the abc frame to become constant in the d, q ...both machines have been ...
11
Interior Permanent Magnet Synchronous Motor Drives
... PM machines can be classified as in the diagram in figure ...PM machines can be classified as PM with ...with permanent magnets. The PMAC machine is a synchronous machine, with no brushes or ...
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Performance of a Wind Diesel Hybrid Power System with STATCOM as a Reactive Power Compensator
... Large interconnected power systems supply power to a locality at large for the optimum utilization of the power sources. Due to the non-availability of constraints on the right of way of providing additional transmission ...
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Modeling Of Interior Permanent Magnet Synchronous Motor Using Transient Simulation Techniques
... Interior Permanent Magnet Synchronous Motor (IPMSM) drive ...the synchronous reference frame and the corresponding speed waveform for a six pole machine is ...
5
Application of Halbach magnet array in designing a permanent magnet synchronous machine
... rotation of the shaft to produce mechanical energy this energy can then be converted into electrical energy by using a generator [5]. At present there are two generally used configurations of wind turbines which are ...
8
Analytical magnetic field analysis of Halhach magnetized permanent-magnet machines
... magnetized magnet, and the other regions are air ...the magnet, and the inner bore radius, respec- ...magnetized magnet machine, while one of the air gaps may be reduced to zero for an iron-cored ...
10
A general framework for the analysis and design of tubular linear permanent magnet machines
... the analysis and design of the class of tubular linear permanent magnet machines which embraces the topologies shown in ...the machines and provide a basis for comparative studies, ...
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