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The Instrumentation Influence on the Motor Loss Determination Uncertainty
(IEEE, 2019-12-09)
The input-output method is the most frequently used and, in practice, the only viable alternative to determine the losses of all electrical machines regardless of the supply type or motor technology. However, the losses ...
Advanced Uncertainty Calculation Method for Converter-Fed Motor Loss Determining
(IEEE, 2019-08-05)
There is only a single practical method to determine the losses of converted-fed electrical machines. The method is based on mechanical output and electrical input power measurements. When this method is used, the loss ...
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 ...
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 ...
Loadability of Converter-fed Induction Machine
(IEEE, 2023-10-02)
The main dimensioning principle of an electrical machine is the temperature rise that is directly related to losses of the machine. When PWM–supply is used, an additional high frequency switching frequency dependent loss ...