Calculation of unbalanced magnetic pull in induction machines through empirical method
Sign Up to like & getrecommendations! Published in 2018 at "Iet Electric Power Applications"
DOI: 10.1049/iet-epa.2018.0085
Abstract: Unbalanced magnetic pull (UMP) occurred due to the uneven distribution of magnetic flux around the airgap, which can be caused by the existence of rotor eccentricity in the machines. Here, a UMP damping coefficient is… read more here.
Keywords: unbalanced magnetic; method; magnetic pull; empirical method ... See more keywords
Effect of unbalanced magnetic pull on the thermal characteristics of traction motor bearing
Sign Up to like & getrecommendations! Published in 2021 at "Industrial Lubrication and Tribology"
DOI: 10.1108/ilt-05-2021-0180
Abstract: Purpose The purpose of this paper is to analyze the unbalanced magnetic pull (UMP) of the rotor of traction motor and the influence of the UMP on thermal characteristics of traction motor bearing. Design/methodology/approach The… read more here.
Keywords: unbalanced magnetic; traction motor; rotor; magnetic pull ... See more keywords
Unbalanced Magnetic Force Analysis in Eccentric Surface Permanent-Magnet Motors Using an Improved Conformal Mapping Method
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Energy Conversion"
DOI: 10.1109/tec.2016.2623566
Abstract: This paper introduces an improved conformal mapping (ICM) method for the calculation and analysis of unbalanced magnetic force (UMF) in eccentric surface-mounted permanent-magnet (SMPM) motors considering the static, dynamic, and mixed rotor eccentricities. Having the… read more here.
Keywords: unbalanced magnetic; icm method; method; improved conformal ... See more keywords
Mitigation of Unbalanced Magnetic Pull in Synchronous Machines With Rotating Exciters
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DOI: 10.1109/tec.2020.3015314
Abstract: A magnetization system with active compensation of unbalanced magnetic pull for synchronous machines with rotating exciters is demonstrated. The system used switched power electronics and a digital control system to control the currents in four… read more here.
Keywords: magnetic pull; pull synchronous; system; synchronous machines ... See more keywords
A Review of the Monitoring and Damping Unbalanced Magnetic Pull in Induction Machines Due to Rotor Eccentricity
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Industry Applications"
DOI: 10.1109/tia.2019.2892359
Abstract: Condition monitoring can diagnose the inception of fault mechanisms in induction motors, thus avoiding failure and expensive repairs. Therefore, there is a strong need to develop an efficient condition monitoring approach. The main aim is… read more here.
Keywords: unbalanced magnetic; magnetic pull; rotor eccentricity; induction ... See more keywords
Unbalanced Magnetic Pull Disturbance Compensation of Magnetic Bearing Systems in MSCCs
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2022.3181406
Abstract: Unbalanced magnetic pull (UMP) disturbance seriously affects the stable operation of the magnetically suspended rotor (MSR) system. This article proposes an UMP disturbance suppression method based on a linear extended state observer (LESO) and adaptive… read more here.
Keywords: disturbance; ump disturbance; unbalanced magnetic; magnetic bearing ... See more keywords
Mitigating Unbalanced Magnetic Pull in Induction Machines Using Active Control Method
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Magnetics"
DOI: 10.1109/tmag.2021.3081921
Abstract: Induction machines have become one of the most widely used motor types due to their simple structure, stable operation, and relatively low cost. During operation, the problem of unbalanced magnetic pull (UMP) arising from uneven… read more here.
Keywords: magnetic pull; induction machines; method; active control ... See more keywords
Analysis of Nonlinear Vibration in Permanent Magnet Synchronous Motors under Unbalanced Magnetic Pull
Sign Up to like & getrecommendations! Published in 2018 at "Applied Sciences"
DOI: 10.3390/app8010113
Abstract: The vibration and noise of permanent magnet synchronous motors (PMSM) are mainly caused by unbalanced magnetic pull (UMP). This paper aims to investigate nonlinear vibration in PMSMs. Firstly, the analytical model of the air-gap magnetic… read more here.
Keywords: unbalanced magnetic; permanent magnet; magnet synchronous; vibration ... See more keywords
Calculation and Analysis of Unbalanced Magnetic Pull of Rotor under Motor Air Gap Eccentricity Fault
Sign Up to like & getrecommendations! Published in 2023 at "Sustainability"
DOI: 10.3390/su15118537
Abstract: Due to various factors such as manufacturing, assembly and operation, the motor air gap will be uneven in the circumferential direction, resulting in the air gap eccentricity having a longer air gap on one side… read more here.
Keywords: air gap; unbalanced magnetic; magnetic pull; eccentricity ... See more keywords