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Measurement Accuracy Requirements for the Efficiency Classification of Converters and Motors
(IEEE, 2019-11-28)
Electrical machines play a major role in the electrical energy consumption in the modern world; therefore, the efficiency of electrical machines has been regulated for a long time by different authorities. Recently, the ...
Experimental Investigation of a 75 kW Induction Motor Drive System Losses and Efficiency
(IEEE, 2019-12-09)
The frequency converter driven IM can be used as a reference for the efficiency level of a drive system. In here, the losses and efficiency of a 75 kW IE3 -rated modern squirrel-cage induction motor are investigated ...
Analytical Evaluation of High-Efficiency Induction Motor Losses
(IEEE, 2019-08-05)
An analytical motor design-based approach is used to evaluate the major loss components of a premium-efficiency (IE3)four-pole squirrel-cage induction machine. In the analytical approach, the geometry of the machine and ...
High-Speed Megawatt-Scale Induction-Motor Drives: Efficiency Maps and Drivetrains
(IEEE, 2022-10-13)
Selection of a proper drivetrain for a certain application is an important and challenging task. To make the right choice, several factors must be considered. The performance of an electrical drive system is among the ...
Method to define induction machine efficiency map with two input parameters
(IEEE, 2022-10-13)
Efficiency maps of each component are often required in system simulations. One method to produce efficiency maps for induction motors is presented here. Electric motors efficiency calculations require several input ...
Determination of High-Frequency Harmonic Power in Converter-Fed Motors
(IEEE, 2022-10-13)
This paper focuses on usage of frequency domain power analysis on harmonic power extraction in converter-fed motor measurements. Synchronous generator and frequency converter supplies are compared in 16 operating points ...
Comparison of Commercial and Open-Source FEM Software: A Case Study
(IEEE, 2020-08-11)
5 kW high-efficiency induction motor is analyzed using 2D open-source platform and the results are compared with commercial software and measurements. The importance of equivalent circuit parameters in 2D analyses is ...
Design and Manufacturing of a Modular Low-Voltage Multi-Megawatt High-Speed Solid-Rotor Induction Motor
(IEEE, 2021-05-26)
High-speed solid-rotor induction machines (HSIMs) are popular within high-speed applications because of their high rotor structural integrity and their fairly well-established manufacturing process guaranteeing high quality ...
Energy Efficiency Analysis of Electric Vehicle System Components
(IEEE, 2024-01-02)
There are several figures used to promote the energy efficiency of battery electric vehicles (BEVs). A critical analysis of the energy consumption of BEV systems is presented here. A typical approach to estimate the ...
Irreversible demagnetization risk of rotor-surface-mounted permanent magnets at rated and short-circuit modes in two-pole multi-megawatt machines
(IEEE, 2023-09-12)
The flux density distribution of a rotor-surface-magnet two-pole 4 MW permanent-magnet synchronous machine with a solid rotor core is studied in three different operating modes: rated operation, two- and three-phase short ...