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   Articles with "stator" as a keyword



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Dynamics in the Dual Fuel Flagellar Motor of Shewanella oneidensis MR-1.

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recommendations! Published in 2017 at "Methods in molecular biology"

DOI: 10.1007/978-1-4939-6927-2_23

Abstract: The stator is an eminent component of the flagellar motor and determines a number of the motor's properties, such as the rotation-energizing coupling ion (H+ or Na+) or the torque that can be generated. The… read more here.

Keywords: flagellar motor; shewanella oneidensis; dynamics dual; stator ... See more keywords
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Flow Characteristics of Curved Rotor Stator Systems Using Large Eddy Simulation

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recommendations! Published in 2019 at "Flow, Turbulence and Combustion"

DOI: 10.1007/s10494-018-0001-9

Abstract: In this paper, the new idea of application of a curved rotor disk in rotor stator systems is presented and analyzed by using the large eddy simulation technique. The geometry of the examined rotor-stator system… read more here.

Keywords: rotor; disk; stator; cavity ... See more keywords
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Magnetic field tuning characteristics of bimodal ultrasonic motor stator

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recommendations! Published in 2017 at "Journal of Shanghai Jiaotong University (Science)"

DOI: 10.1007/s12204-017-1811-y

Abstract: The magnetic field tuning characteristics of an ultrasonic motor (USM) stator are discussed. The stator consists of two piezoelectric ceramic transducer (PZT) plates and one sandwiched-in Terfenol-D plate. The dimensions of the stator are carefully… read more here.

Keywords: difference; tuning characteristics; field; field tuning ... See more keywords
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Automatic localization of the rotor-stator rubbing fault based on acoustic emission method and higher-order statistics

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recommendations! Published in 2019 at "Journal of Mechanical Science and Technology"

DOI: 10.1007/s12206-019-0104-9

Abstract: Localization to the rotor-stator rubbing fault of rotating machinery such as aero-engines has been attracting plenty of attentions in fault diagnosis field. Present study attempts to effectively and accurately localize such rubbing sources based on… read more here.

Keywords: order; rubbing fault; localization rotor; method ... See more keywords
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Signal injection method without torque ripple for stator winding temperature estimation of surface-mounted PMSM drive systems

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recommendations! Published in 2020 at "Journal of Power Electronics"

DOI: 10.1007/s43236-020-00153-0

Abstract: A signal injection method without torque ripple is presented to estimate the stator winding temperature of a surface-mounted permanent magnet synchronous machine (PMSM), where the temperature is estimated based on the stator resistance. First, the… read more here.

Keywords: winding temperature; stator winding; method; temperature ... See more keywords
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Structure and Function of Stator Units of the Bacterial Flagellar Motor

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recommendations! Published in 2020 at "Cell"

DOI: 10.1016/j.cell.2020.08.016

Abstract: Many bacteria use the flagellum for locomotion and chemotaxis. Its bidirectional rotation is driven by a membrane-embedded motor, which uses energy from the transmembrane ion gradient to generate torque at the interface between stator units… read more here.

Keywords: stator; stator unit; motor; stator units ... See more keywords
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Cancellation of selected stator harmonics in BLDC by using an adaptive feedforward controller

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recommendations! Published in 2018 at "Electric Power Systems Research"

DOI: 10.1016/j.epsr.2017.07.032

Abstract: Abstract This paper proposes an adaptive feedforward controller (AFC) for the cancellation of selected low order harmonics from the stator currents of a brushless DC motor (BLDC) with a non-sinusoidal flux distribution. Under proper tuning,… read more here.

Keywords: adaptive feedforward; stator; feedforward controller; harmonics ... See more keywords
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Analytical assessment of the impact of stator-series passive resistive hardware (SSPRH) on transient response and fault current contribution in DFIG based wind turbines

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recommendations! Published in 2019 at "Electric Power Systems Research"

DOI: 10.1016/j.epsr.2019.105959

Abstract: Abstract The use of stator-series passive resistive hardware (SSPRH) is an alternative, efficient and cost effective approach for the low voltage ride through (LVRT) capability improvement in DFIG based wind turbines (WTs). This paper first… read more here.

Keywords: stator series; series passive; passive resistive; hardware ... See more keywords
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Nonlinear dynamics of a Jeffcott rotor with torsional deformations and rotor-stator contact

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recommendations! Published in 2017 at "International Journal of Non-linear Mechanics"

DOI: 10.1016/j.ijnonlinmec.2017.02.002

Abstract: Abstract The dynamics of a modified Jeffcott rotor is studied, including rotor torsional deformation and rotor-stator contact. Conditions are studied under which the rotor undergoes either forward synchronous whirling or self-excited backward whirling motions with… read more here.

Keywords: rotor stator; stator contact; rotor; stator ... See more keywords
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A novel modal‐independent ultrasonic motor with dual stator

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recommendations! Published in 2017 at "Ultrasonics"

DOI: 10.1016/j.ultras.2017.01.006

Abstract: HighlightsA new design of ultrasonic motors (USMs) is proposed featured with two stators.The USM relieve the difficulty of adjustment for coincidence of modal frequency.The USM has a characteristic of simple structure and suitable for mass… read more here.

Keywords: novel modal; stator; two stators; modal independent ... See more keywords
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Development of a novel spherical stator multi-DOF ultrasonic motor using in-plane non-axisymmetric mode

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recommendations! Published in 2020 at "Mechanical Systems and Signal Processing"

DOI: 10.1016/j.ymssp.2020.106658

Abstract: Abstract A novel spherical stator multi-DOF ultrasonic motor using in-plane non-axisymmetric mode was proposed. The stator and the rotor of the motor adopt a piezoelectric ceramic spherical shell and two metal hemispherical shells, respectively, which… read more here.

Keywords: dof ultrasonic; stator multi; multi dof; spherical stator ... See more keywords