<abstract xmlns="http://www.w3.org/1999/xhtml"><p>To improve the efficiency of electric motors, we developed the excitation inner core method to evaluate the magnetic properties such as the iron loss of the actual stator core. After preparing two stator cores with a frame, we examined the frames influence of compressive stress by applying the standard and small excitation inner core methods to evaluate the iron loss of both stator cores having a frame. After removing the frames of the two stator cores, we evaluated the iron loss of two stator cores without the frames again by applying both methods.</p></abstract>

To improve the efficiency of electric motors, we developed the excitation inner core method to evaluate the magnetic properties such as the iron loss of the actual stator core. After preparing two stator cores with a frame, we examined the frames influence of compressive stress by applying the standard and small excitation inner core methods to evaluate the iron loss of both stator cores having a frame. After removing the frames of the two stator cores, we evaluated the iron loss of two stator cores without the frames again by applying both methods.

Evaluation of frame-induced compressive stress on the magnetic properties of stator cores using the excitation inner core method

Vector Magnetic Characteristic Technical Laboratory

Journal of Electrical Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

To improve the efficiency of electric motors, we developed the excitation inner core method to evaluate the magnetic properties such as the iron loss of the...

Evaluation of frame-induced compressive stress on the magnetic properties of stator cores using the excitation inner core method

Published Online: Dec 31, 2018

Page range: 477 - 480

Received: Feb 13, 2018

DOI: https://doi.org/10.2478/jee-2018-0080

Keywords
iron loss, hysteresis loss, eddy-current loss, actual stator core, motor frame, compressive stress

© 2018 Mohachiro Oka et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Evaluation of frame-induced compressive stress on the magnetic properties of stator cores using the excitation inner core method

Published Online: Dec 31, 2018

Page range: 477 - 480

Received: Feb 13, 2018

DOI: https://doi.org/10.2478/jee-2018-0080

Keywordsiron loss, hysteresis loss, eddy-current loss, actual stator core, motor frame, compressive stress

© 2018 Mohachiro Oka et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
iron loss, hysteresis loss, eddy-current loss, actual stator core, motor frame, compressive stress