Articles with "magnetic pull" as a keyword



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Calculation of unbalanced magnetic pull in induction machines through empirical method

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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
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Effect of unbalanced magnetic pull on the thermal characteristics of traction motor bearing

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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
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Mitigation of Unbalanced Magnetic Pull in Synchronous Machines With Rotating Exciters

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Published in 2021 at "IEEE Transactions on Energy Conversion"

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
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A Review of the Monitoring and Damping Unbalanced Magnetic Pull in Induction Machines Due to Rotor Eccentricity

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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
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Unbalanced Magnetic Pull Disturbance Compensation of Magnetic Bearing Systems in MSCCs

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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
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Mitigating Unbalanced Magnetic Pull in Induction Machines Using Active Control Method

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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
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Study on the Unbalanced Fault Dynamic Characteristics of Eccentric Motorized Spindle considering the Effect of Magnetic Pull

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Published in 2021 at "Shock and Vibration"

DOI: 10.1155/2021/5536853

Abstract: Unbalanced fault is the most common fault of high-speed motorized spindle, which is the main factor affecting the machining accuracy of high-speed spindle. Due to the unbalanced magnetic pull produced by the air gap eccentricity… read more here.

Keywords: unbalanced fault; vibration; motorized spindle; magnetic pull ... See more keywords
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Analysis of Nonlinear Vibration in Permanent Magnet Synchronous Motors under Unbalanced Magnetic Pull

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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
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Calculation and Analysis of Unbalanced Magnetic Pull of Rotor under Motor Air Gap Eccentricity Fault

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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