Results 91 to 100 of about 5,077 (215)

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

Hydrodynamic impact to the cell stress during single cell recovery [PDF]

open access: yes, 2019
Cell overstressed in single-cell recovery process leads to cell mortality during the isolation process. A glass capillaries micropipette can be useful as a tool for picking up cell based on the positive displacement picking up method.
Hashim, Hairulazwan   +4 more
core   +1 more source

Novel Hybrid Rare‐Earth and Ferrite Magnet Asymmetric V‐Shape and U‐Shape IPMSMs Accounting for Demagnetisation Withstand Capability

open access: yesIET Electric Power Applications, Volume 19, Issue 1, January/December 2025.
This paper introduces two novel hybrid PM asymmetric V‐shape and U‐shape IPMSMs. The proposed designs can effectively improve the torque with REPM usage ratio by magnetic field shifting and hybrid PM utilisation whereas an improved anti‐demagnetisation capability is considered.
Seyedmilad Kazemisangdehi   +4 more
wiley   +1 more source

Characterization and performance of porous photocatalytic ceramic membranes coated with TiO2 via different dip-coating routes [PDF]

open access: yes, 2018
Porous photocatalytic ceramic membranes have been extensively used for separation and purification processes. This study investigates the characterization and performance of porous ceramic membranes coated with TiO2.
Baba, Ishak   +4 more
core   +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

Synchronous Motor Observability Study and an Improved Zero-speed Position Estimation Design [PDF]

open access: yes, 2010
International audienceThis paper deals with the Permanent Magnet Synchronous Motor (PMSM) observability analysis for sensorless control design. The problem of loss of observability at low frequency range is always recognized in experimental settings ...
Barbot, Jean-Pierre   +3 more
core   +2 more sources

Research on Efficiency Optimization of Interior Permanent Magnet SynchronousMotor Drive System for Electric Vehicle

open access: yesKongzhi Yu Xinxi Jishu, 2021
With the popularity of electric vehicles and their technical development, efficiency improvement of electric vehicle drive system is of great significance for improving battery life and saving energy.
SUN Bowen   +4 more
doaj  

Stability Analysis of Deadbeat-Direct Torque and Flux Control for Permanent Magnet Synchronous Motor Drives with Respect to Parameter Variations

open access: yesEnergies, 2018
This paper presents a stability analysis and dynamic characteristics investigation of deadbeat-direct torque and flux control (DB-DTFC) of interior permanent magnet synchronous motor (IPMSM) drives with respect to machine parameter variations. Since a DB-
Jae Suk Lee
doaj   +1 more source

On Accuracy of Virtual Signal Injection based MTPA Operation of Interior Permanent Magnet Synchronous Machine Drives [PDF]

open access: yes, 2017
This correspondence analyzes the accuracy of maximum torque per ampere (MTPA) operations of interior permanent magnet machines based on the technique described in [T. Sun, J. Wang, and X.
Koc, M., Sun, T., Wang, J.
core   +1 more source

Adaptive Torque Estimation for an IPMSM with Cross-Coupling and Parameter Variations [PDF]

open access: yes, 2019
This paper presents a new adaptive torque estimation algorithm for an interior permanent magnet synchronous motor (IPMSM) with parameter variations and cross-coupling between d- and q-axis dynamics.
HAN, SOOHEE   +3 more
core   +1 more source

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