Steady-state simulation of LCI-fed synchronous motor drives through a computationally efficient algebraic method

S Mohamadian, A Tessarolo… - … on Power Electronics, 2016 - ieeexplore.ieee.org
Wound-field synchronous motors (WFSMs) fed by load-commutated inverters (LCIs) are
widely used for high-power applications in many fields like ship propulsion, oil and gas …

A novel thyristor-based CSI topology with multilevel current waveform for improved drive performance

S Mohamadian, S Castellan… - … on Power Electronics, 2017 - ieeexplore.ieee.org
Load-commutated inverters (LCIs), combined with wound-field synchronous machines
(WFSMs), can be an excellent solution for high power drives, but their present technology …

Current control of WRSM considering magnetic saturation phenomenon

HS Seol, JM Jeong, J Lee, CS Jin - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
This paper introduces the characteristics of a 120 kW class wound rotor synchronous motor
(WRSM) considering the effects of magnetic saturation in electrical steel. The flux linkage …

Efficiency Optimization of Induction Motor by Automatic Voltage Regulator of Synchronous Generator Based on Search-based Method

AR Golafshani, H Pairo, S Mohamadian… - … on Power Electronics …, 2024 - ieeexplore.ieee.org
This article proposes a new method to optimize the efficiency of a 7.5 kW induction motor
connected to a synchronous generator. The Synchronous generator is a part of an …

A novel flux observer and switching scheme for LCI-fed synchronous motor drives

S Mohamadian - 2017 8th Power Electronics, Drive Systems & …, 2017 - ieeexplore.ieee.org
Load-commutated inverters (LCIs) with wound-field synchronous motors (WFSMs) form one
of the most applicable drive topologies, and in some cases the only one, in high-power …

LCI-fed wound-field synchronous motors: A technology status review and new development trends

S Mohamadian, MH Khanzade… - 2014 AEIT Annual …, 2014 - ieeexplore.ieee.org
Load-Commutated Inverters (LCIs) are today one of the main converter topologies used for
very-high-power drive applications, although new topologies, based on PWM technology …

Improvement of the Zero Crossing Detection Technique for Estimating Parameters of Noisy Sinusoidal Signals

A Ghasemian, S Mohamadian… - 2024 IEEE …, 2024 - ieeexplore.ieee.org
The estimation of sinusoidal signal parameters such as phase, frequency and amplitude is
important in applications such as grid synchronisation and closed-loop motor control. Most …

Variable Speed Control of Wound Rotor Synchronous Motor with MTPA Technique

MM Guldan, K Akgul, A Tap… - … Aegean Conference on …, 2023 - ieeexplore.ieee.org
In today's world, electrical machines are essential in various industries and our daily lives.
The popular choice is the permanent magnet synchronous machine (PMSM), however it has …

A five-level current-source inverter for grid-connected or high-power three-phase wound-field synchronous motor drives

S Mohamadian, MH Khanzade - Engineering, Technology & Applied …, 2016 - etasr.com
Simple converter structure, inherent short-circuit protection and regenerative capability are
the most important advantages of current-source inverters (CSI's) which have made them …

Improving fault tolerance of multiphase lci-fed synchronous motor drives

S Mohamadian, A Tessarolo - 2018 IEEE International …, 2018 - ieeexplore.ieee.org
Load-commutated inverters (LCIs) are reliable and efficient drives to supply synchronous
motors in high power industrial applications. However, inadequate attention is dedicated to …