Journal ArticleDOI
Design and Analysis of a High-Speed Brushless DC Motor for Centrifugal Compressor
TLDR
The experimental results confirmed the validity of the proposed design and analysis scheme of the high-speed BLDC motor and the results were validated by finite element method.Abstract:
This paper describes the design and analysis of a high-speed and high-power density BLDC motor for a 50-kW, 70 000-rpm class centrifugal compressor. Design criteria and power loss analysis of the high-speed machine structure are described by analytical method, and the results are validated by finite element method. And then, the prototype machine has been fabricated and tested. The experimental results confirmed the validity of the proposed design and analysis scheme of the high-speed BLDC motorread more
Citations
More filters
Journal ArticleDOI
Electrical Machines for High-Speed Applications: Design Considerations and Tradeoffs
TL;DR: The electrical and the mechanical aspects involved in the HS machine design are discussed, highlighting the main issues and the tradeoffs that the designer has to consider.
Journal ArticleDOI
Implementation of Finite-State Model Predictive Control for Commutation Torque Ripple Minimization of Permanent-Magnet Brushless DC Motor
TL;DR: This method proposes a unified approach for suppressing commutation torque ripple over the entire speed range without distinguishing high speed and low speed and overcomes the difficulties of commutated-phase-current control, avoiding complex current controllers or modulation models.
Journal ArticleDOI
Ultra High Speed Motor Supported by Air Foil Bearings for Air Blower Cooling Fuel Cells
TL;DR: In this paper, a PM synchronous motor driven by 15 kW at the rated speed of 120,000 rpm at high speed was analyzed using simulation and testing techniques to determine the effect of design parameters.
Journal ArticleDOI
Design Aspects of High-Speed Electrical Machines With Active Magnetic Bearings for Compressor Applications
TL;DR: The requirements set by the compressor on the electrical machine design are presented and the design solutions aimed to satisfy these requirements are discussed.
Journal ArticleDOI
Electromagnetic Loss Modeling and Demagnetization Analysis for High Speed Permanent Magnet Machine
TL;DR: In this paper, the authors presented a research work on the electromagnetic loss modeling and demagnetization analysis for a high-speed permanent magnet machine (HSPMM), where the iron loss is estimated by improved modeling considering harmonics and rotational magnetic field effects to achieve high precision; rotor eddy current loss is researched and comprehensively investigated using finite element method (FEM).
References
More filters
Journal ArticleDOI
Implementation of sensorless vector control for super-high-speed PMSM of turbo-compressor
TL;DR: In this paper, two vector control schemes for a variable-speed 131-kW permanent magnet synchronous motor drive in super-high-speed applications were proposed. But the position estimation algorithm is not reliable at super-High Speed.
Proceedings ArticleDOI
Design of a 100 W, 500000 rpm permanent-magnet generator for mesoscale gas turbines
TL;DR: In this article, the design of a 100 W, 500 000 rpm generator suitable for use with a gas turbine is presented, where the losses caused by high frequency operation are minimized by optimizing the winding and the stator core material.
Journal ArticleDOI
A Design Approach to Reduce Rotor Losses in High-Speed Permanent Magnet Machine for Turbo-Compressor
TL;DR: The difference of the rotor losses between the Inconel718 and Carbon-Fiber/Epoxy sleeve is quantitatively made clear in this work and an optimum design of PM machines requires the accurate prediction for these rotor losses.
Proceedings ArticleDOI
Design of a super-high speed permanent magnet synchronous motor for cryogenic applications
Liping Zheng,Thomas X. Wu,Dipjyoti Acharya,Kalpathy B. Sundaram,J. Vaidya,L. Zhao,Lei Zhou,K. Murty,C. Ham,Nagaraj K. Arakere,Jayanta S. Kapat,Louis C. Chow +11 more
TL;DR: In this paper, the design and simulation of a permanent magnet synchronous motor (PMSM) for a super-high speed centrifugal compressor drive application is presented, which has an output power of 2000 W at 200,000 rpm with 28 V dc power supply.
Journal ArticleDOI
Design of a superhigh-speed cryogenic permanent magnet synchronous motor
Liping Zheng,Thomas X. Wu,Dipjyoti Acharya,Kalpathy B. Sundaram,J. Vaidya,L. Zhao,Lei Zhou,C. Ham,Nagaraj K. Arakere,Jayanta S. Kapat,Louis C. Chow +10 more
TL;DR: In this paper, the design and simulation of a superhigh-speed permanent magnet synchronous motor (PMSM) that operates in the cryogenic temperature of 77 K was presented.