Results 61 to 70 of about 1,510 (219)

A Study on the Improvement of Power Density for IPMSM

open access: yesThe Transactions of The Korean Institute of Electrical Engineers, 2015
Abstract - Recently, it has to design the motor to raise power density because of many necessary application, such as home appliances and hybrid electric vehicles. Power of motor is made up of the torque and speed. So, if the motor which is the same size and shape is designed to raise speed, power and power density are increase. However, it is not easy
openaire   +2 more sources

Improved loss minimisation control for interior permanent magnet synchronous motor based on loss angle optimisation

open access: yesIET Electric Power Applications, Volume 19, Issue 1, January/December 2025.
In this article, to further improve the energy efficiency of permanent magnet synchronous motor (PMSM) and the unit power endurance of energy storage devices, a vector optimisation control algorithm based on the minimum loss angle is proposed for an interior PMSM (IPMSM).
Qihuai Chen   +4 more
wiley   +1 more source

MTPA Speed Control for IPMSM Drives Without Current Sensing

open access: yesIEEE Access
This paper introduces a current sensorless speed control method for interior permanent magnet synchronous motors (IPMSMs) to track the maximum torque per ampere (MTPA) trajectory.
Alaref Elhaj   +2 more
semanticscholar   +1 more source

Analysis and Mitigation Strategies of Energy Backflow in an IPMSM Drive System With a Small DC‐Link Capacitor

open access: yesIET Electric Power Applications, Volume 19, Issue 1, January/December 2025.
(1) Identifying and analysing the energy backflow phenomenon in small dc‐link capacitor‐based PMSM drive systems. (2) proposing an optimised flux weakening control method and an optimal phase angle selection strategy to mitigate this issue and suppress current ripple caused by dc‐link voltage fluctuations.
Jun Yan   +5 more
wiley   +1 more source

Online Permanent Magnet Temperature Estimation in Permanent Magnet Machines Using Nonlinear Observer With Enhanced Parameter Estimation to Minimise Risk of Demagnetisation

open access: yesIET Electric Power Applications, Volume 19, Issue 1, January/December 2025.
Real‐time temperature estimation is critical in the control of traction drives for electric vehicles. Efficient control of conventional and novel PMSM machines requires awareness of permanent magnet (PM) temperature to avoid demagnetisation of the magnetic material.
Ryan Brody   +2 more
wiley   +1 more source

Research of Speed-regulation System of IPMSM Based on Fuzzy Control

open access: yesGong-kuang zidonghua, 2010
Based on the analysis of mathematical model of IPMSM,a new fuzzy control method for speed-regulation system of IPMSM was proposed.A controller was analyzed and designed with fuzzy rule.Then the simulation model was set up and the simulating analysis of ...
LIU Yan, CHEN Jie
doaj  

An Electromechanical Coupling Resonance Suppression Method for IPMSM Drive System Considering the Fluctuation of DC‐Link Voltage

open access: yesIET Electric Power Applications, Volume 19, Issue 1, January/December 2025.
With the consideration of the DC‐link voltage fluctuation, the motor output torque contains a large number of fluctuating components, which may trigger electromechanical coupling resonance (EMCR) and deteriorate the system control performance. In order to solve this problem, the model of the electromechanical coupled system is established, and the ...
Junwen Mu   +3 more
wiley   +1 more source

Roles of coercivity and remanent flux density of permanent magnet in interior permanent magnet synchronous motor (IPMSM) performance for electric vehicle applications

open access: yesAIP Advances, 2018
We used four rotor topologies of an interior permanent magnet synchronous motor (IPMSM) to investigate the effects of remanent flux density (Br) and coercivity (Hc) of permanent magnet on motor performance.
Hoyun Won   +3 more
doaj   +1 more source

Analysis of Vibrations in Interior Permanent Magnet Synchronous Motors Considering Air-Gap Deformation

open access: yesEnergies, 2017
This paper studies the non-uniform air-gap caused by stator and rotor deformations, together with its effects on the spatial and temporal spectrum of the radial magnetic force density in an interior permanent magnet synchronous motor (IPMSM).
Yi Li   +3 more
doaj   +1 more source

Investigation of the Magnetic Circuit and Performance of Less-Rare-Earth Interior Permanent-Magnet Synchronous Machines Used for Electric Vehicles

open access: yesEnergies, 2017
The less-rare-earth interior permanent-magnet synchronous machines (LRE-IPMSMs), which have the advantages of high power density, high efficiency, and low cost, are promising candidates for electric vehicles (EVs).
Ping Zheng   +4 more
doaj   +1 more source

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