199 results found.
Year: 2021, Volume: 21, Number: 4
... of the winding function. Such eliminate all the non-working harmonics, so that the ripples harmonics are grouped into a family of harmonic. Also, any in the electromagnetic torque are reduced. This is achieved change in the parameters (Nk) in (2) will equally affect all by formulating the optimization objective function to ...
Terms matched: 1 - Score: 19 - 2,331k
Year: 2010, Volume: 10, Issue: 4
... is given in Fig. 7. comparator 2 is detected during the measurement, it is The detection (electrostatic capture) chamber contains assumed that it's produced by electromagnetic a photo element in a capsule that is filled up with the air perturbation. The measurement is abandoned after sample [4]. The capsule is placed ...
Terms matched: 1 - Score: 17 - 835k
Year: 2019, Volume: 19, Number: 3
... , respectively. hydrophobicity classification [1-2],[8-9]. Several researchers have successfully used acoustic and Index Terms — acoustic emission, artificial neural networks, electromagnetic waves detection methods of corona and condition monitoring, corona, insulators. electrical surface discharges created by intense and local electric fields on insulator surfaces [3 ] ...
Terms matched: 1 - Score: 16 - 818k
Year: 2011, Volume: 11, Number: 4
... using wedges made of soft energy that the rotor armature tends to align to. magnetic composite materials. The second solution consists in The cogging torque superposes over the electromagnetic properly choosing the combination of pole number and stator torque and generates vibrations and stress at the machine slots number that typically leads to a winding with fractional bearings ...
Terms matched: 1 - Score: 16 - 1,125k
Year: 2013, Volume: 13, Number: 2
... University of Iasi, Romania gbaluta@tuiasi.ro Abstract — This paper deals with two advanced numerical duration so that the commutation torque ripple is effectively structures to control the electromagnetic torque ripple of reduced. In [2 ], [4 ], [7] and [16], the duty cycle of the PWM Brushless ...
Terms matched: 1 - Score: 15 - 1,149k
Year: 2010, Volume: 10, Issue: 1
... Ri+; u= Ri+= Ri+ i+ L; which gives a much faster method in obtaining the dt dt dt dt (1) electromagnetic torque expression. Finally, the results are  d( L)  d (i) compared with the ones that come out from the traditional u ...
Terms matched: 1 - Score: 15 - 505k
Year: 2023, Volume: 23, Number: 4
... V. CONDUCTED EMISSION FOR THE PROPOSED TOPOLOGY Numerous electrical, magnetic, thermal, and mechanical characteristics are considered when designing power (b) electronic systems. The electromagnetic interference (EMI) Figure 14. (a) LED current and (b) Ripple current waveform for proposed in power electronic circuits is one of the ...
Terms matched: 1 - Score: 14 - 3,405k
Year: 2019, Volume: 19, Number: 4
... low armature winding utilization ratio and high thrust force ripple ratio associated Index Terms — AC machines, brushless motors, with linear switched reluctance motor, and requirements of electromagnetic devices, design optimization, magnetic flux complex control algorithms while handling linear induction density. motor [7]. Linear Flux Switching Machine (LFSM) is ...
Terms matched: 1 - Score: 14 - 798k
Year: 2022, Volume: 22, Number: 2
... . However, high cost of rare-earth PMs (WRSM) and an interior permanent magnet synchronous is still obstacle to be overcome. motor (IPMSM) based on electromagnetic field characteristic Since both machine types have merits and demerits, they analysis. The models have identical stator structure with three- phase coil winding while the rotor ...
Terms matched: 1 - Score: 14 - 3,354k
Year: 2022, Volume: 22, Number: 2
... suggested in [10] for large-scale integration (MPPT) operation is interrupted, and the generator's of wind farms. A dynamic voltage restorer (DVR) can electromagnetic torque and electrical power can be supply and absorb both real and reactive powers and is controlled. The proposed control design also contributes to projected as a potential ...
Terms matched: 1 - Score: 13 - 2,175k