Results 61 to 70 of about 2,162 (218)

Comprehensive analysis of suspending force for improved bearingless switched reluctance motor with permanent magnets in stator yoke

open access: yesCES Transactions on Electrical Machines and Systems, 2018
Different from conventional switched reluctance motor(SRM), bearingless SRM not only provides torque but also supplies levitation force for free-friction of rotor.
Fangxu Li   +3 more
doaj   +1 more source

Decoupling analysis of a novel bearingless flux-switching permanent magnet motor

open access: yesAIP Advances, 2017
In this paper, a novel 12/10 stator/rotor pole bearingless flux-switching permanent magnet (BFSPM) motor is proposed to overcome the drawbacks of rotor permanent magnet type bearingless motors. The basic motor configuration, including motor configuration
Chenyin Zhao, Huangqiu Zhu, Yuemei Qin
doaj   +1 more source

Complementarity analysis of consequent-pole bearingless flux reversal motor windings with different pitch matchings

open access: yesAIP Advances, 2022
First, a topology of a consequent-pole bearingless flux reversal (CPBFR) motor suitable for flywheel battery magnetic suspension support systems is proposed, and the specific forms of different winding pitches are analyzed.
YiFei Yang   +3 more
doaj   +1 more source

Performance Comparison between Consequent-Pole and Inset Modular Permanent Magnet Machines [PDF]

open access: yes, 2018
This paper proposes some consequent-pole modular permanent magnet machines with different flux gap widths and slot/pole number combinations. The corresponding inset modular permanent magnet machines having the same magnet volume are also presented ...
Amemiya J.   +14 more
core   +1 more source

Alternating Current Photovoltaic Effect Enhanced Heat‐Resisting GaN Photodetector and Its Application in Highly Sensitive Wind Speed Sensing

open access: yesInterdisciplinary Materials, Volume 4, Issue 6, Page 850-859, November 2025.
Discovered in GaN Schottky junctions, the alternating current photovoltaic effect boosts ultraviolet photodetector responsivity and speed by two orders of magnitude. Heat treatment further enhances the performance. Integrated with a magnetic levitation structure, the device can work as a highly sensitive wind speed sensor. ABSTRACT Gallium nitride (GaN)
Longyi Li   +9 more
wiley   +1 more source

Design and Analysis of a Bearingless Permanent-Magnet Motor for Axial Blood Pump Applications

open access: yesIEEE Access, 2020
Because of their high power density and compact size, permanent-magnet (PM) motors have been commonly used to drive rotary blood pumps (RBPs), which are focused on the treatment of end-stage heart failure or as the bridge to a heart transplant.
Fangqun Wang   +3 more
doaj   +1 more source

Combined Discrete Space Voltage Vector with Direct Torque Control for Bearingless Brushless DC Motor and Closed-Loop Suspended Force Control [PDF]

open access: yesElectronics, 2013
In order to improve the performance of bearingless brushless DC motor, a closed-loop suspended force controller combining the discrete space voltage vector modulation is applied and the direct torque control is presented in this paper.
Weiran Wang   +3 more
doaj   +1 more source

Low-Cost and Compact Disposable Extracorporeal Centrifugal Blood Pump Utilizing a Homopolar Bearingless Switched Reluctance Slice Motor

open access: yesIEEE Access, 2023
The high biocompatibility and high durability of disposable extracorporeal centrifugal blood pumps (CBPs) utilizing magnetic bearing or bearingless motor technology make them perfect for supporting cardiopulmonary circulation for patients.
Ren Yang   +3 more
doaj   +1 more source

Co‐excitation control of a four‐degree‐of‐freedom magnetic bearing switched reluctance motor based on mathematical models

open access: yesIET Electric Power Applications, Volume 18, Issue 12, Page 1703-1718, December 2024.
The authors attempt to explore the co‐excitation control method of both radial magnetic bearing (RMB) and switched reluctance motor (SRM) by using a set of asymmetric power converters together in order to reduce the controller cost of conventional magnetic levitation motor systems.
Zeyuan Liu   +4 more
wiley   +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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