Results 41 to 50 of about 1,557 (221)

A novel consequent‐pole bearingless PMSM with integrated winding for flywheel energy storage

open access: yesElectronics Letters, 2021
Generating torque and suspension force with one set of windings at the same time can increase the copper space factor and improve the torque output capacity.
Jie Xu   +4 more
doaj   +1 more source

Bearingless Windmill-type Gas Flowmeter

open access: yesBulletin of JSME, 1981
A bearingless windmill-type gas flowmeter was developed, and its characteristice are described with both theoretical explanation and experimental results. The windmill is mounted on a float, and the float is on liquid in a cup so that the friction against the rotation of the windmill due to friction of the float to liquid is reduced to be negligible at
DANNO, Masaru   +3 more
openaire   +3 more sources

Modeling and Control of Bearingless Linear Motors [PDF]

open access: yes
This dissertation proposes dynamic modeling and model-based control design for bearingless linear motor systems. A bearingless motor produces both the traction and levitation forces using the same iron core.
Hosseinzadeh, Reza
core   +1 more source

Bearingless Permanent Magnet Synchronous Motor using Independent Control [PDF]

open access: yes, 2015
Bearingless permanent magnet synchronous motor (BPMSM) combines the characteristic of the conventional permanent magent synchronous motor and magnetic bearing in one electric motor.
Abdul Karim, Kasrul   +11 more
core   +2 more sources

Decoupling control of a 5-degree-of-freedom bearingless induction motor based on least squares support vector machine inverse

open access: yesAdvances in Mechanical Engineering, 2016
In order to realize the nonlinear dynamic decoupling control of a 5-degree-of-freedom bearingless induction motor which consists of a 3-degree-of-freedom magnetic bearing and a 2-degree-of-freedom bearingless induction motor, a decoupling control ...
Ling Wan   +4 more
doaj   +1 more source

Performance Benchmarking of a Novel Magnet-Free Bearingless Synchronous Reluctance Slice Motor

open access: yesIEEE Open Journal of the Industrial Electronics Society, 2020
This paper presents a novel bearingless synchronous reluctance slice motor topology that contains no permanent magnets. The rotor with two iron poles and flux barriers is levitated and rotated through a stator winding system with six coils wired as two ...
Thomas Holenstein   +2 more
doaj   +1 more source

Instability zones for isotropic and anisotropic multiblades rotor configurations [PDF]

open access: yes, 2010
Helicopter ground resonance is an unstable dynamic phenomenon which can lead to the total destruction of the aircraft during take-off or landing phases. The earliest research in this domain was done by Coleman and Feingold around the 60's decade.
Leonardo Sanches   +9 more
core   +1 more source

A 5‐degrees of freedom hybrid excitation bearingless motor for vehicle flywheel battery

open access: yesElectronics Letters, 2021
To deal with the restriction of vehicle space on a flywheel battery, a 5‐degrees of freedom (DOF) hybrid excitation bearingless motor (HEBM) was proposed. The 5‐DOF suspension force required for the flywheel battery is provided by HEBM.
Fan Yang   +3 more
doaj   +1 more source

Interdisciplinary Design of a High-Speed Drivetrain for a Kinetic Compressor in a High-Temperature Heat Pump

open access: yesIEEE Access, 2021
Bearingless motor (BLM) technology offers a competitive solution to active magnetic bearings (AMBs) in high-speed applications. A bearingless drivetrain (BLDT) working as part of a kinetic compressor in a heat pump exceeding 0.5 MW and 25 000 rpm is open
Daria Kepsu   +5 more
doaj   +1 more source

Opportunities to Enhance sCO2 Power Cycle Turbomachinery with Bearingless Motor/Generators

open access: yesSolar Compass
Thermal power cycles using sCO2 as a working fluid place extreme demands on their turbomachinery components and their electric motors/generators.
Takahiro Noguchi   +4 more
doaj   +1 more source

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