Volume 16, Issue 1 (March 2020)  

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XML A Coupled Inductor Based High Voltage Gain DC-DC Converter Using Interleaved Voltage Multiplier Cells
P. 1-12
S. Pourjafar , H. Shayeghi , H. Madadi Kojabadi , M. Maalandish , F. Sedaghati
Abstract (4185 Views) | Full-Text (PDF) (2439 Downloads)   |   Highlights
  • High voltage conversion ratio with high efficiency 
  • Lower peak voltage through the semiconductors can be achieved by selecting an appropriate value of the turn’s ratio of the coupled inductor 
  • Less number of active and passive elements such as inductors and semiconductors. 
  • Low size, volume, and cost.


XML A Hybrid Switching Technique for Single-Phase AC-Module PV System to Reduce Power Losses and Minimize THD
P. 13-25
H. Toodeji
Abstract (3618 Views) | Full-Text (PDF) (1305 Downloads)   |   Highlights
  • Performing module-level MPPT in partial shading conditions with no need for DC-DC converter in an AC-module architecture.
  • Proposing a hybrid switching technique to reduce switching power losses reduction and minimize THD of the output waveform.


XML A New Subdomain Method for Performances Computation in Interior Permanent-Magnet (IPM) Machines
P. 26-38
A. Jabbari , F. Dubas
Abstract (3720 Views) | Full-Text (PDF) (1900 Downloads)

XML A Novel High-Performance Field-Weakening Control for Axial Flux-Switching Permanent-Magnet Motor
P. 39-47
J. Rahmani Fard
Abstract (3394 Views) | Full-Text (PDF) (1820 Downloads)   |   Highlights
  • A new method of field weakening control for the axial flux-switching permanent-magnet motor is proposed.
  • This method can make the motor run in the deep weak magnetic field, so that the motor can run at a higher speed.
  • Linearized the MTPV curve, and simplified the calculation are the specific feature of this method.
  • This control strategy has a very important reference value for the research of the field-weakening control strategy of the permanent magnet synchronous motor drive system.
  • A semi-physical simulation experiment based on dSPACE is done, which effectively verifies the correctness of the proposed method.


XML Conduction and Dead-Time Voltage Drops Estimation of Asymmetric Cascaded H-Bridge Converters Utilizing Level-Shifted PWM Scheme
P. 48-57
S. Mohamadian , H. Azizi Moghaddam
Abstract (3064 Views) | Full-Text (PDF) (1623 Downloads)   |   Highlights
  • A generic approach is presented for the estimation of conduction and dead-time voltage drops in multilevel asymmetric CHB converters.
  • It is shown that, unlike the conventional CHB converters which use the phase-shifted PWM, the aforementioned voltage drops are to be computed in a different manner in level-shifted PWM.
  • The output impedance of the generic ACHB is also computed.


XML Double Layer Magnet Design Technique for Cogging Torque Reduction of Dual Rotor Single Stator Axial Flux Brushless DC Motor
P. 58-65
A. N. Patel , B. N. Suthar
Abstract (3427 Views) | Full-Text (PDF) (2245 Downloads)

XML Implementation of Identical Spiral Square Inductive Coils for Wireless EV Battery Charging Application
P. 66-73
D. Kishan , P. S. R. Nayak , B. Naresh Kumar Reddy
Abstract (3764 Views) | Full-Text (PDF) (2042 Downloads)

XML Improvement of Electromagnetic Forces in a Single-Phase Induction Motor by Providing a New Winding Distribution
P. 74-84
H. Shadfar , H. R. Izadfar
Abstract (3511 Views) | Full-Text (PDF) (2731 Downloads)   |   Highlights
  • Numerical analysis of two models of useful single-phase induction motor has been done by Maxwell Software.
  • The widespread winding of them extracted and introduced.
  • The magnetic pressure in these motors has been calculated.
  • Two new winding designs have been introduced for these motors.
  • With these windings, more dynamic characteristics of machines have been improved.


XML IS-MRAS With On-Line Adaptation Parameters Based on Type-2 Fuzzy LOGIC for Sensorless Control of IM
P. 85-95
B. Yassine , Z. Fatiha , L. Chrifi-Alaoui
Abstract (3129 Views) | Full-Text (PDF) (1274 Downloads)   |   Highlights
  • Speed estimation based on a new approach to the MRAS technique.
  • Online adjustment of the parameters of the adaptation mechanism of Estimator (MRAS).
  • Online identification of rotor resistance.


XML Multi-level Thrust Ripples Minimization of Linear Flux Switching Motors With Segmented Secondary by Combined Genetic Algorithm and Response Surface Methodology
P. 96-106
M. S. Hosseini , H. Javadi , S. Vaez-Zadeh
Abstract (3784 Views) | Full-Text (PDF) (1623 Downloads)

XML New Cascaded Multilevel Inverter With Reduced Power Electronic Components
P. 107-113
F. Masoudinia , E. Babaei , M. Sabahi , H. Alipour
Abstract (3366 Views) | Full-Text (PDF) (1622 Downloads)   |   Highlights
  • In this paper, a new structure for cascade multilevel inverter is presented.
  • For the proposed cascade topology, two algorithms are presented to produce all possible levels at the output voltage waveform.
  • The required analysis of the voltage rating on the switches is provided.
  • The proposed 15-level inverter is compared with the other presented inverters in literature in terms of the number of dc voltage sources, switches, drivers, and blocked voltage by switches.
  • To verify the performance of the proposed inverter, the experimental results for a 15-level inverter are provided.


XML Optimal Shaping of Non-Conventional Permanent Magnet Geometries for Synchronous Motors via Surrogate Modeling and Multi-Objective Optimization Approach
P. 114-121
A. Nobahari , M. R. Mosavi , A. Vahedi
Abstract (3366 Views) | Full-Text (PDF) (1197 Downloads)

XML Torque Ripple Reduction in Switched Reluctance Motors by Rotor Poles Shape and Excitation Pulse Width Modification
P. 122-129
H. Davari , Y. Alinejad-Beromi
Abstract (3516 Views) | Full-Text (PDF) (2687 Downloads)   |   Highlights
  • A novel rotor pole shape design for 24/16 pole SRM to reduce slope of single-phase torque waveform is presented.
  • Torque Ripple reduced about 3.4% by new shape rotor pole without changing the pulse width and type of current excitation (current chopping control).
  • Torque ripple reduced to about 46.7 % by using new rotor pole shape and suitable pulse widths for excitation of phases.


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© 2022 by the authors. Licensee IUST, Tehran, Iran. This is an open access journal distributed under the terms and conditions of the Creative Commons Attribution-NonCommercial 4.0 International (CC BY-NC 4.0) license.