permanent magnet flux torque
Double Layer Magnet Design Technique for Cogging Torque Reduction of Dual Rotor Single Stator Axial Flux Brushless DC Motor
... axial flux permanent magnet motors as it complicates stator core design & ...axial flux motors increases due to increased complexity of ...cogging torque reduction of axial ...
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Design studies and performance of HEFSM with various slot pole combinations for HEV applications
... interior permanent magnet synchronous motor (IPMSM), selected due to its smaller size and lighter weight providing with design freedom of the vehicles and its higher efficiency contributing to less fuel ...
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A smart motor drive system for domestic and industrial applications
... Permanent Magnet motors have the higher torque per volume and the highest efficiency among other drive systems but are inefficient at high speed due to the constant airgap flux.. Liter[r] ...
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Wind Energy Conversion Systems for Direct-Drive PMSG Based On Discrete-Time Direct Torque Control with Fuzzy Logic
... direct torque control (DTC) scheme for salient-pole permanent-magnet synchronous generators (PMSGs) used in the variable-speed, direct-drive wind energy conversion systems ...of flux space ...
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Cogging torque mitigation of modular permanent magnet machines
... cogging torque, phase back-EMF, on load torques, iron losses, ...cogging torque has been proposed. As discussed above, cogging torque is a main design parameter which cannot be overlooked and it is ...
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Axial Flux Permanent Magnet coreless machine
... cogging torque are critical for wind gen- erators to allow operating in low wind areas, which are the typical areas of operation of small ...linear torque-current characteristics, at the same time ...
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Very Fast Field Oriented Control for Permanent Magnet Hysteresis Synchronous Motor
... maximum torque for permanent magnet hysteresis synchronous (PMHS) motor has been ...motor torque to motor current is a maximum, then the dynamic performance will be very ...the ...
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Direct Torque Control of Interior Permanent Magnet Synchronous Motors Based on Full order Sliding mode Flux Observer
... stator flux by integrating the back electromotive force (EMF) and has advantages of simple structure and less dependent on ...stator flux observation to ...stator flux observer has been proposed in ...
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A novel axial flux permanent magnet generator for wind turbines
... driven permanent magnet generators ...high torque rating), requirements for large quantities of rare earth perma- nent magnets and the significant generator structures needed to maintain the small ...
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Partitioned Topologies of Switched Flux Permanent Magnet Machines for Electric Vehicles
... This paper aims to compare between the partitioned topologies of SFPM machines for EVs. To guarantee fair compare, the main design parameters, i.e. the outer diameter, number of poles, axial length, and number of turns ...
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Direct Torque Contol of Permanent Magnet Synchronous Motor using SVPWM
... of torque, robustness and simplicity ...large torque ripple and variable switching frequency ...-direct torque control (SVM-DTC) was presented in which the along with hysteresis control of ...
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Influence of Rotor Magnet Shapes on Performance of Axial Flux Permanent Magnet Machines
... cogging torque reduction in PM machines are available in literature [1– ...comprises magnet shaping [5], optimizing magnet pole arc to pole pitch ratio [1], pole arc offset [6], narrowing rotor pole ...
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Review in Transverse Flux Permanent Magnet Generator Design
... Abdolhossein Ejlali was born in 1987 in Ilam, Iran. He received the B.S. degree from Bu. Ali. Sina Univer- sity, Hamedan, Iran, in 2009 and Msc. degree at Iran University of Science & Technology (IUST), Tehran, Iran ...
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Influence of design parameters on cogging torque in permanent magnet machines
... cogging torque waveforms are shown in ...cogging torque waveform undergoes a phase ...fringing flux, the optimal values of are slightly higher than those given in Table III—which assumes that ...the ...
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Cogging Torque Reduction of Sandwiched Stator Axial Flux Permanent Magnet Brushless DC Motor using Magnet Notching Technique
... axial flux PM machines is neither practical nor preferred as it complicates stator manufacturing process and results into increased manufacturing ...Cogging torque reduction of axial flux PM machines ...
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Comparative study of permanent magnet synchronous and permanent magnet flux switching machines for high torque to inertia applications
... electromagnetic torque versus current ...output torque will increase, but the torque value is limited to the magnetic saturation of the machine ...higher torque density compared to PMFS ...
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Comparative study on a new permanent magnet flux switching machine configuration over segmental and salient rotor structure
... as flux capability, initial power and torque output have been comprehensively ...and torque output. Furthermore, its performances of 25.54Nm output torque and ...
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Comparative study on a new permanent magnet flux switching machine configuration over segmental and salient rotor structure
... magnetization permanent magnet flux (AlCiRaF) permanent magnet flux switching machine (PMFSM) with different rotor configurations namely segmental rotor (SegR) and salient rotor ...
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Investigative study of a novel permanent magnet flux switching machine employing alternate circumferential and radial permanent magnet
... all flux sources in the stator body have been lately developed all over the world due to their undisputed advantage of single piece robust rotor structure suitable for high speed ...namely permanent ...
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NOVEL TECHNIQUES FOR TORQUE RIPPLE MODELING AND MINIMIZATION IN PERMANENT MAGNET MACHINES
... the torque ripple of a SPM machine based on the normalized EMF coefficients and cogging torque obtained through offline ...and torque ripple is considered by using the Lagrange multiplier to ...
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