A Novel Heteropolar Bearingless Slice Motor with a PM-free Rotor for Centrifugal Blood Pump Applications

Z He, N Sugita, T Shinshi - IEEE Access, 2023 - ieeexplore.ieee.org
We present a novel heteropolar bearingless slice motor (BELSM) with a PM-free rotor for a
disposable centrifugal blood pump. The new motor adopts a triple-layer biased heteropolar …

A review on different acoustic-noise and torque ripple lessening techniques of switched reluctance motor

NS Madhuri, P Sundaramoorthy… - … Conference on Smart …, 2023 - ieeexplore.ieee.org
Now-a-days the switched reluctance motors are most widely used for high speed, high
torque and high temperature applications. In spite of their advantages the acoustic noise …

Decoupled Topologies and Radial Levitation Control of a Novel Permanent Magnet Biased Bearingless Switched Reluctance Motor

Z Liu, X Wu, J Cai, Y Yang, C Liu - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
The coupling between torque and radial force, and between the two radial forces is
detrimental to the efficient control and performance improvement of the bearingless switched …

Analysis of Internal Flow Characteristics of the Bearingless Direct-Drive Centrifugal Pump System during Transient Start-Up

E Xu, J Sun, X Chen, R Zhao - Processes, 2023 - mdpi.com
Traditional shaft-sealed centrifugal pumps exhibit problems, such as liquid leakage and
reduced efficiency, due to mechanical seal failures. To address the issue, the bearingless …

Radial Displacement Measurement Method in Bearingless Slice Motor Through Eddy Current Displacement Sensors Positioned on the Underside of the Rotor

R Yang, Z He, N Sugita, T Shinshi - IEEE Access, 2024 - ieeexplore.ieee.org
Bearingless slice motors (BELSM) employing active radial positioning control and passive
stabilization in the axial and tilt directions are widely utilized in medical and industrial …

Control and Analysis of a Hybrid-Rotor Bearingless Switched Reluctance Motor with One-Phase Full-Period Suspension

Z Liu, X Wu, W Zhang, Y Yang, C Liu - Symmetry, 2024 - mdpi.com
In the traditional control scheme of a 12/8-pole bearingless switched reluctance motor
(BSRM), radial force and torque are usually controlled as a compromise due to the conflict …

Performance Evaluation of Doubly Fed Induction Motor for Smart Irrigation Systems

ES Hassan, AS Oshaba, DSM Osheba… - Electric Power …, 2024 - Taylor & Francis
This article investigates the performance of the doubly fed induction motor (DFIM) in smart
irrigation systems, where the motor's ability to control water flow by adjusting its speed is …

A Variable Speed Synchronous Motor Approach for Smart Irrigation using Doubly Fed Induction Motor

E Hassan, AS Oshaba, DSM Osheba… - Inge …, 2023 - revistascientificas.cuc.edu.co
Resumen Introducción—El Motor de Inducción de Doble Alimentación (DFIM) es una
máquina muy utilizada en accionamientos de velocidad variable, y su robustez, fiabilidad y …

Multi-Monopole Surface Permanent Magnet Bearingless Motor with DC Suspension Current

H Sugimoto, S Kono, T Noguchi - … International Conference on …, 2024 - ieeexplore.ieee.org
This paper proposes a novel multi-monopole permanent magnet bearingless motor which
topology is similar to homopolar bearingless motors. Multiple permanent magnets that are …

Torque Improvement and Analysis of a Bearingless Switched Reluctance Motor Under Efficient Levitation Excitation

ZY Liu, XC Wu, WF Zhang - Journal of Electrical Engineering & Technology, 2024 - Springer
In a bearingless switched reluctance motor (BSRM), there is a conflict between the output
regions of effective radial force and positive torque. So a compromise between radial force …