magnet (PM) machines
Modular Permanent Magnet Machines with Alternate Teeth Having Tooth Tips
... permanent magnet (PM) machines have been employed for industrial servo drives, domestic appliances, transportation such as more electrical aircraft, electrical vehicles and marine propulsion, as well as ...
11
Analytical Modeling of Magnetic Field Distribution in Inner Rotor Brushless Magnet Segmented Surface Inset Permanent Magnet Machines
... permanent magnet motors ...inset magnet segmented machines considering magnet segmentation were ...permanent magnet machines by using the sub-domain method considering ...
11
A general framework for the analysis and design of tubular linear permanent magnet machines
... electromagnetic machines, which can provide thrust force directly to a payload or generate power from applied thrusts, are being employed increasingly in applica- tions ranging from transportation, manufacturing, ...
16
Influence of design parameters on cogging torque in permanent magnet machines
... Abstract—The influence of various design parameters on the cogging torque developed by permanent magnet machines is inves- tigated. It is shown that the slot and pole number combination has a significant ...
7
Improved analytical model for predicting the magnetic field distribution in brushless permanent-magnet machines
... Abstract—A general analytical technique predicts the magnetic field distribution in brushless permanent magnet machines equipped with surface-mounted magnets. It accounts for the effects of both the magnets ...
11
Fringing in tubular permanent-magnet machines: Part II. Cogging force and its minimization
... of the ferromagnetic armature core in tubular permanent-magnet machines, are established. In Part II, the technique is applied to both slotless and slotted machines, and the results are verified by ...
7
Radial force control of multi sector permanent magnet machines for vibration suppression
... electrical machines has been widely investigated for a variety of bearingless machines as well as for conventional structures featuring mechanical ...nent Magnet machine towards achieving a ...
10
Analytical magnetic field analysis of Halhach magnetized permanent-magnet machines
... permanent-magnet machines, accounting for the relative permeability of the ...rotor machines having either an iron-cored or air-cored stator and ...of magnet thickness and pole number exists ...
10
Magnet Eddy Current Loss Reduction in Permanent Magnet Machines
... Abstract— Magnet eddy current loss is very important for any types of permanent magnet machines, especially for high-speed permanent magnet machine since it increases significantly with ...
12
PWM Ripple Currents Based Turn Fault Detection for Multiphase Permanent Magnet Machines
... Abstract — Most permanent magnet machines are driven by in- verters with pulse width modulation (PWM) voltages. The cur- rents contain high frequency (HF) components which are in- versely proportional to ...
11
Reduction of Eddy Current Loss of Permanent-Magnet Machines with Fractional Slot Concentrated Windings
... Considerable efforts have been devoted to investigating and reducing those harmonics, including: 1) using multi-layer tooth concentrated winding and shifting the winding systems by a specific number of slots [11–13]; 2) ...
8
Partitioned Topologies of Switched Flux Permanent Magnet Machines for Electric Vehicles
... PS-SFPM machines. Hybrid-excited and wound field PS-SF machines have been investigated in [9, 10], respectively, to enhance the flux regulation capability and reduce the total ...flux machines with ...
8
Turn turn short circuit fault management in permanent magnet machines
... are OFF) as shown in Fig.2. In order to avoid imbalance between the phases, this method has also been implemented for double star connected PM machines with two separate three-phase voltage source inverters [41]. ...
24
High speed solid rotor permanent magnet machines: concept and design
... PM machines for high speed applications while also maintaining the structural integrity is subject to ...Permanent Magnet (IPM) machine to overcome the electromagnetic and structural constraints of the ...
10
NOVEL TECHNIQUES FOR TORQUE RIPPLE MODELING AND MINIMIZATION IN PERMANENT MAGNET MACHINES
... (IMs) and permanent magnet (PM) machines [8]-[11]. The switched reluctance (SR) machine is a promising candidate that can be used for traction as well [8], [14], [15]. Comparative performance studies of ...
137
Tubular modular permanent-magnet machines equipped with quasi-Halbach magnetized magnets - Part I: Magnetic field distribution, EMF, and thrust force
... electromagnetic machines are being used increas- ingly in applications ranging from manufacturing automa- tion [1], embedded power generation [2], [3], transportation [1], healthcare [4], [5], and household ...
10
Influence of Rotor Magnet Shapes on Performance of Axial Flux Permanent Magnet Machines
... various magnet shapes on the discussed performance parameters of AFPM machine, the use of software tools is a common ...electrical machines can also be referred from [2, 3, 5, ...
11
Cogging torque mitigation of modular permanent magnet machines
... permanent magnet MMF harmonics and the air gap permeance harmonics resulted from slot openings [1], ...permanent magnet (PM) ...PM machines can also affect the cogging torque ...
11
Analytical modelling of modular and unequal tooth width surface-mounted permanent magnet machines
... The influence of modular stator such as individual stator tooth/back-iron segments or separate stator tooth segments and back-iron segments on electromagnetic performances has been investigated in [1]. It is found that ...
10
Stator iron loss of tubular permanent-magnet machines
... Abstract— While methods of determining the iron loss in rotating permanent-magnet (PM) machines have been investigated exten- sively, the study of iron loss in linear machines is relatively poorly ...
8